/* roulang page: index */
:root {
            --color-primary: #123A3A;
            --color-primary-hover: #0C2D2D;
            --color-accent: #BFA06C;
            --color-accent-hover: #A88B55;
            --color-bg: #F4F1EA;
            --color-card: #FFFFFF;
            --color-text: #1D2527;
            --color-text-secondary: #5A6466;
            --color-alert: #B85C3C;
            --color-border: rgba(18, 58, 58, 0.12);
            --color-border-light: #E3DCCF;
            --color-nav-bg: #123A3A;
            --color-footer-bg: #123A3A;
            --radius-card: 14px;
            --radius-card-mobile: 10px;
            --radius-btn: 8px;
            --shadow-card: 0 6px 24px rgba(18, 58, 58, 0.06);
            --shadow-card-hover: 0 14px 32px rgba(18, 58, 58, 0.10);
            --shadow-up: 0 -4px 20px rgba(18, 58, 58, 0.10);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', 'Inter', sans-serif;
            --transition-smooth: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --container-max: 1200px;
            --section-gap-desktop: 72px;
            --section-gap-mobile: 44px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.8;
            min-height: 100vh;
            overflow-x: hidden;
            padding-bottom: 0;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-smooth);
        }
        a:hover {
            color: var(--color-accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }

        /* ============ HEADER / NAV ============ */
        .site-header {
            background: var(--color-nav-bg);
            position: sticky;
            top: 0;
            z-index: 1000;
            height: 72px;
            display: flex;
            align-items: center;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.10);
            transition: height var(--transition-smooth);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .header-logo {
            font-size: 1.4rem;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .header-logo .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #123A3A;
            font-weight: 700;
            flex-shrink: 0;
        }
        .header-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            flex-wrap: wrap;
        }
        .header-nav li a {
            display: block;
            padding: 8px 14px;
            color: rgba(255, 255, 255, 0.88);
            font-size: 0.95rem;
            font-weight: 500;
            border-radius: 6px;
            white-space: nowrap;
            transition: all var(--transition-smooth);
            position: relative;
        }
        .header-nav li a:hover,
        .header-nav li a.active {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.08);
        }
        .header-nav li a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--color-accent);
            border-radius: 1px;
        }
        .header-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            background: var(--color-accent);
            color: #123A3A;
            font-weight: 700;
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            white-space: nowrap;
            cursor: pointer;
            border: none;
            transition: all var(--transition-smooth);
            flex-shrink: 0;
        }
        .header-cta-btn:hover {
            background: var(--color-accent-hover);
            color: #0C2D2D;
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(191, 160, 108, 0.35);
        }
        .header-cta-btn:focus-visible {
            outline: 2px solid #FFFFFF;
            outline-offset: 2px;
        }

        /* Mobile nav toggle */
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            flex-direction: column;
            gap: 5px;
            z-index: 1001;
        }
        .nav-toggle span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: #FFFFFF;
            border-radius: 2px;
            transition: all var(--transition-smooth);
        }
        .nav-toggle.open span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.open span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        @media (max-width: 1023px) {
            .nav-toggle {
                display: flex;
            }
            .header-nav {
                position: fixed;
                top: 72px;
                left: 0;
                right: 0;
                background: var(--color-nav-bg);
                flex-direction: column;
                padding: 16px 20px;
                gap: 4px;
                transform: translateY(-120%);
                opacity: 0;
                transition: all var(--transition-smooth);
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
                z-index: 999;
                border-top: 1px solid rgba(255, 255, 255, 0.08);
            }
            .header-nav.open {
                transform: translateY(0);
                opacity: 1;
            }
            .header-nav li a {
                padding: 12px 16px;
                font-size: 1rem;
                width: 100%;
                border-radius: 8px;
            }
            .header-cta-btn {
                font-size: 0.9rem;
                padding: 10px 16px;
            }
            .site-header {
                height: 64px;
            }
            .header-nav.open+.header-cta-wrap .header-cta-btn {
                margin-top: 8px;
            }
        }

        @media (max-width: 639px) {
            .header-logo {
                font-size: 1.15rem;
            }
            .header-logo .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 0.9rem;
                border-radius: 6px;
            }
            .header-cta-btn {
                padding: 8px 14px;
                font-size: 0.85rem;
            }
            .site-header {
                height: 56px;
            }
            .header-nav {
                top: 56px;
            }
        }

        /* ============ HERO ============ */
        .hero-section {
            position: relative;
            min-height: 600px;
            display: flex;
            align-items: center;
            background: var(--color-primary);
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(18, 58, 58, 0.55);
            z-index: 1;
        }
        .hero-section .container {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
        }
        .hero-left {
            flex: 1 1 480px;
            max-width: 560px;
            color: #FFFFFF;
        }
        .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            color: #F4F1EA;
            margin-bottom: 18px;
            letter-spacing: 0.03em;
        }
        .hero-left h1 {
            font-size: 2.8rem;
            font-weight: 700;
            line-height: 1.25;
            color: #FFFFFF;
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }
        .hero-left h1 span {
            color: var(--color-accent);
        }
        .hero-left .hero-desc {
            font-size: 1.1rem;
            line-height: 1.75;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 28px;
            max-width: 480px;
        }
        .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            background: var(--color-accent);
            color: #123A3A;
            font-weight: 700;
            border-radius: var(--radius-btn);
            font-size: 1rem;
            cursor: pointer;
            border: none;
            transition: all var(--transition-smooth);
            text-decoration: none;
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: var(--color-accent-hover);
            color: #0C2D2D;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(191, 160, 108, 0.40);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            background: transparent;
            color: #FFFFFF;
            font-weight: 600;
            border-radius: var(--radius-btn);
            font-size: 1rem;
            cursor: pointer;
            border: 1.5px solid rgba(255, 255, 255, 0.55);
            transition: all var(--transition-smooth);
            text-decoration: none;
            white-space: nowrap;
        }
        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.10);
            border-color: #FFFFFF;
            color: #FFFFFF;
            transform: translateY(-2px);
        }
        .hero-right {
            flex: 0 0 340px;
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 16px;
            padding: 28px 24px;
            color: #FFFFFF;
        }
        .hero-right .data-label {
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 6px;
        }
        .hero-right .data-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .hero-right .data-list li {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.10);
            font-size: 0.95rem;
        }
        .hero-right .data-list li:last-child {
            border-bottom: none;
        }
        .hero-right .data-val {
            font-weight: 700;
            color: var(--color-accent);
            font-size: 1.25rem;
        }
        .hero-right .data-trend {
            font-size: 0.8rem;
            color: #4ECB71;
            font-weight: 600;
        }

        @media (max-width: 1023px) {
            .hero-section {
                min-height: auto;
                padding: 60px 0;
            }
            .hero-section .container {
                flex-direction: column;
                gap: 32px;
            }
            .hero-left {
                flex: 1 1 auto;
                max-width: 100%;
                text-align: center;
            }
            .hero-left .hero-desc {
                max-width: 100%;
                margin-left: auto;
                margin-right: auto;
            }
            .hero-cta-group {
                justify-content: center;
            }
            .hero-right {
                flex: 0 0 auto;
                width: 100%;
                max-width: 420px;
            }
            .hero-left h1 {
                font-size: 2rem;
            }
        }
        @media (max-width: 639px) {
            .hero-section {
                padding: 44px 0;
            }
            .hero-left h1 {
                font-size: 1.55rem;
            }
            .hero-left .hero-desc {
                font-size: 0.95rem;
            }
            .btn-primary,
            .btn-secondary {
                width: 100%;
                justify-content: center;
                padding: 12px 20px;
                font-size: 0.9rem;
            }
            .hero-cta-group {
                flex-direction: column;
                width: 100%;
            }
            .hero-right {
                max-width: 100%;
                padding: 20px 16px;
            }
            .hero-right .data-list li {
                font-size: 0.85rem;
            }
            .hero-right .data-val {
                font-size: 1.1rem;
            }
        }

        /* ============ SECTIONS GENERAL ============ */
        section {
            padding: var(--section-gap-desktop) 0;
        }
        @media (max-width: 1023px) {
            section {
                padding: var(--section-gap-mobile) 0;
            }
        }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--color-accent);
            font-weight: 700;
            margin-bottom: 8px;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.3;
            margin-bottom: 12px;
            letter-spacing: 0.01em;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            max-width: 640px;
            margin-bottom: 28px;
        }
        @media (max-width: 639px) {
            .section-title {
                font-size: 1.45rem;
            }
            .section-subtitle {
                font-size: 0.9rem;
            }
        }

        /* ============ COUNTDOWN ============ */
        .countdown-section {
            background: var(--color-primary);
            color: #FFFFFF;
            text-align: center;
            padding: 44px 0;
        }
        .countdown-grid {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        .countdown-item {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: 14px;
            padding: 20px 24px;
            min-width: 80px;
            text-align: center;
        }
        .countdown-num {
            font-size: 2.6rem;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
            display: block;
        }
        .countdown-label {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 6px;
            letter-spacing: 0.04em;
        }
        @media (max-width: 639px) {
            .countdown-item {
                min-width: 60px;
                padding: 14px 16px;
            }
            .countdown-num {
                font-size: 1.8rem;
            }
        }

        /* ============ HIGHLIGHTS WALL ============ */
        .highlights-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .highlight-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            padding: 24px 20px;
            border: 1px solid var(--color-border);
            transition: all var(--transition-smooth);
            text-align: center;
            box-shadow: var(--shadow-card);
        }
        .highlight-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-accent);
        }
        .highlight-card .hl-icon {
            font-size: 2rem;
            color: var(--color-accent);
            margin-bottom: 10px;
        }
        .highlight-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 6px;
        }
        .highlight-card p {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }
        @media (max-width: 1023px) {
            .highlights-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 639px) {
            .highlights-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ============ SELLING POINTS ASYMMETRIC ============ */
        .asymmetric-grid {
            display: grid;
            grid-template-columns: 5fr 7fr;
            gap: 20px;
            align-items: stretch;
        }
        .asymmetric-grid .main-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            padding: 36px 28px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
            justify-content: center;
            transition: all var(--transition-smooth);
        }
        .asymmetric-grid .main-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-accent);
        }
        .asymmetric-grid .side-cards {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .asymmetric-grid .side-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            padding: 22px 20px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            flex: 1;
        }
        .asymmetric-grid .side-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-accent);
        }
        .card-icon {
            font-size: 1.8rem;
            color: var(--color-accent);
            margin-bottom: 8px;
        }
        .card-title {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 6px;
        }
        .card-desc {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.65;
        }
        .card-metric {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-top: 8px;
        }
        @media (max-width: 1023px) {
            .asymmetric-grid {
                grid-template-columns: 1fr;
            }
            .asymmetric-grid .side-cards {
                flex-direction: row;
                flex-wrap: wrap;
            }
            .asymmetric-grid .side-card {
                flex: 1 1 200px;
                min-width: 160px;
            }
        }
        @media (max-width: 639px) {
            .asymmetric-grid .side-cards {
                flex-direction: column;
            }
            .asymmetric-grid .side-card {
                flex: 1 1 auto;
            }
        }

        /* ============ PLAN COMPARISON ============ */
        .comparison-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .plan-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            padding: 32px 24px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            text-align: center;
            transition: all var(--transition-smooth);
            position: relative;
        }
        .plan-card.featured {
            border-color: var(--color-accent);
            box-shadow: 0 10px 36px rgba(18, 58, 58, 0.12);
            transform: scale(1.03);
            z-index: 2;
        }
        .plan-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .plan-card.featured:hover {
            transform: scale(1.03) translateY(-4px);
        }
        .plan-badge {
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--color-alert);
            color: #FFF;
            padding: 4px 16px;
            border-radius: 12px;
            font-size: 0.78rem;
            font-weight: 700;
            letter-spacing: 0.03em;
        }
        .plan-name {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
        }
        .plan-price {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 16px;
        }
        .plan-features {
            list-style: none;
            text-align: left;
            margin-bottom: 20px;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 2;
        }
        .plan-features li::before {
            content: '✓ ';
            color: var(--color-accent);
            font-weight: 700;
        }
        .plan-cta {
            display: inline-block;
            padding: 11px 24px;
            background: var(--color-primary);
            color: #FFF;
            font-weight: 700;
            border-radius: var(--radius-btn);
            border: none;
            cursor: pointer;
            transition: all var(--transition-smooth);
            font-size: 0.95rem;
            text-decoration: none;
        }
        .plan-cta:hover {
            background: var(--color-primary-hover);
            color: #FFF;
            transform: translateY(-2px);
        }
        .plan-card.featured .plan-cta {
            background: var(--color-accent);
            color: #123A3A;
        }
        .plan-card.featured .plan-cta:hover {
            background: var(--color-accent-hover);
        }
        @media (max-width: 1023px) {
            .comparison-grid {
                grid-template-columns: 1fr 1fr;
            }
            .plan-card.featured {
                transform: scale(1);
                grid-column: span 2;
            }
            .plan-card.featured:hover {
                transform: translateY(-4px);
            }
        }
        @media (max-width: 639px) {
            .comparison-grid {
                grid-template-columns: 1fr;
            }
            .plan-card.featured {
                grid-column: span 1;
            }
        }

        /* ============ SCENE DEMO ============ */
        .scene-row {
            display: flex;
            gap: 40px;
            align-items: center;
            flex-wrap: wrap;
            margin-bottom: 40px;
        }
        .scene-row.reverse {
            flex-direction: row-reverse;
        }
        .scene-text {
            flex: 1 1 380px;
            min-width: 280px;
        }
        .scene-text h3 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 12px;
            line-height: 1.35;
        }
        .scene-text p {
            font-size: 1rem;
            color: var(--color-text-secondary);
            line-height: 1.85;
            margin-bottom: 10px;
        }
        .scene-image {
            flex: 1 1 340px;
            min-width: 260px;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            aspect-ratio: 16 / 10;
            background: var(--color-primary);
            position: relative;
        }
        .scene-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }
        @media (max-width: 1023px) {
            .scene-row {
                flex-direction: column;
                gap: 24px;
            }
            .scene-row.reverse {
                flex-direction: column;
            }
            .scene-image {
                aspect-ratio: 16 / 9;
            }
        }

        /* ============ DATA ANALYTICS ============ */
        .kpi-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .kpi-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
        }
        .kpi-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }
        .kpi-num {
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1;
        }
        .kpi-label {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            margin-top: 8px;
            line-height: 1.5;
        }
        @media (max-width: 1023px) {
            .kpi-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 639px) {
            .kpi-grid {
                grid-template-columns: 1fr 1fr;
            }
            .kpi-num {
                font-size: 1.6rem;
            }
        }

        /* ============ NEWS CENTER ============ */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .news-item {
            background: var(--color-card);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            display: flex;
            gap: 20px;
            align-items: flex-start;
            transition: all var(--transition-smooth);
        }
        .news-item:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-accent);
        }
        .news-date {
            flex-shrink: 0;
            font-size: 0.8rem;
            color: var(--color-accent);
            font-weight: 600;
            min-width: 80px;
            text-align: center;
            padding: 8px 12px;
            background: rgba(191, 160, 108, 0.08);
            border-radius: 8px;
            line-height: 1.4;
        }
        .news-content {
            flex: 1;
        }
        .news-content h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .news-content p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.65;
            margin-bottom: 8px;
        }
        .news-readmore {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-accent);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: all var(--transition-smooth);
        }
        .news-readmore:hover {
            color: var(--color-accent-hover);
            gap: 8px;
        }
        @media (max-width: 639px) {
            .news-item {
                flex-direction: column;
                gap: 10px;
            }
            .news-date {
                min-width: auto;
                text-align: left;
                display: inline-block;
            }
        }

        /* ============ BRAND INTRO ============ */
        .brand-intro-section {
            background: var(--color-primary);
            color: #FFFFFF;
        }
        .brand-intro-section .section-title {
            color: #FFFFFF;
        }
        .brand-intro-section .section-subtitle {
            color: rgba(255, 255, 255, 0.75);
        }
        .brand-intro-text {
            font-size: 1.05rem;
            line-height: 1.9;
            color: rgba(255, 255, 255, 0.85);
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
        }
        @media (max-width: 639px) {
            .brand-intro-text {
                font-size: 0.9rem;
                text-align: left;
            }
        }

        /* ============ CHANGELOG ============ */
        .changelog-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            max-width: 700px;
            margin: 0 auto;
        }
        .changelog-item {
            background: var(--color-card);
            border-radius: var(--radius-card);
            padding: 18px 22px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            display: flex;
            gap: 16px;
            align-items: flex-start;
            transition: all var(--transition-smooth);
        }
        .changelog-item:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-card-hover);
        }
        .changelog-version {
            flex-shrink: 0;
            background: var(--color-primary);
            color: #FFF;
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 700;
            white-space: nowrap;
        }
        .changelog-detail {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.65;
        }
        @media (max-width: 639px) {
            .changelog-item {
                flex-direction: column;
                gap: 8px;
            }
        }

        /* ============ PLATFORM GUARANTEE ============ */
        .guarantee-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .guarantee-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            padding: 24px 18px;
            text-align: center;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
        }
        .guarantee-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-accent);
        }
        .guarantee-icon {
            font-size: 2rem;
            color: var(--color-accent);
            margin-bottom: 8px;
        }
        .guarantee-card h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 4px;
        }
        .guarantee-card p {
            font-size: 0.82rem;
            color: var(--color-text-secondary);
            line-height: 1.55;
        }
        @media (max-width: 1023px) {
            .guarantee-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 639px) {
            .guarantee-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ============ DEEP CONTENT ============ */
        .deep-content-section {
            background: #F9F7F2;
        }
        .deep-content-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
        }
        .deep-content-block {
            background: var(--color-card);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
        }
        .deep-content-block h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 14px;
            line-height: 1.4;
        }
        .deep-content-block p {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.85;
            margin-bottom: 10px;
        }
        @media (max-width: 1023px) {
            .deep-content-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ============ SOCIAL PROOF ============ */
        .partner-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
            align-items: center;
            padding: 20px 0;
        }
        .partner-logo-placeholder {
            width: 100px;
            height: 48px;
            background: rgba(18, 58, 58, 0.06);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            color: var(--color-text-secondary);
            font-weight: 500;
            border: 1px dashed var(--color-border);
            transition: all var(--transition-smooth);
        }
        .partner-logo-placeholder:hover {
            border-color: var(--color-accent);
            background: rgba(191, 160, 108, 0.06);
        }

        /* ============ CTA SECTION ============ */
        .cta-section {
            background: var(--color-primary);
            color: #FFFFFF;
            text-align: center;
        }
        .cta-section .section-title {
            color: #FFFFFF;
        }
        .cta-section .section-subtitle {
            color: rgba(255, 255, 255, 0.75);
            margin-left: auto;
            margin-right: auto;
        }
        .cta-form {
            display: flex;
            gap: 12px;
            max-width: 520px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }
        .cta-form input {
            flex: 1 1 240px;
            min-width: 200px;
            height: 48px;
            padding: 0 16px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.10);
            color: #FFFFFF;
            font-size: 1rem;
            transition: all var(--transition-smooth);
        }
        .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.55);
        }
        .cta-form input:focus {
            outline: none;
            border-color: var(--color-accent);
            background: rgba(255, 255, 255, 0.18);
            box-shadow: 0 0 0 3px rgba(191, 160, 108, 0.2);
        }
        .cta-form .btn-primary {
            height: 48px;
            padding: 0 28px;
            flex-shrink: 0;
        }
        @media (max-width: 639px) {
            .cta-form {
                flex-direction: column;
            }
            .cta-form input {
                width: 100%;
            }
            .cta-form .btn-primary {
                width: 100%;
            }
        }

        /* ============ FAQ ============ */
        .faq-list {
            max-width: 720px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .faq-item {
            background: var(--color-card);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: all var(--transition-smooth);
        }
        .faq-item.active {
            border-color: var(--color-accent);
            background: #F9F7F2;
        }
        .faq-question {
            padding: 18px 22px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--color-text);
            user-select: none;
            transition: all var(--transition-smooth);
            gap: 12px;
        }
        .faq-question:hover {
            color: var(--color-primary);
        }
        .faq-icon {
            flex-shrink: 0;
            font-size: 1.1rem;
            color: var(--color-accent);
            transition: transform var(--transition-smooth);
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 22px;
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.75;
        }
        .faq-item.active .faq-answer {
            max-height: 400px;
            padding: 0 22px 18px;
        }
        @media (max-width: 639px) {
            .faq-question {
                font-size: 0.95rem;
                padding: 14px 16px;
            }
            .faq-answer {
                padding: 0 16px;
                font-size: 0.85rem;
            }
            .faq-item.active .faq-answer {
                padding: 0 16px 14px;
            }
        }

        /* ============ FIXED BOTTOM BAR ============ */
        .fixed-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--color-card);
            border-top: 2px solid var(--color-primary);
            box-shadow: var(--shadow-up);
            z-index: 999;
            padding: 12px 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .fixed-bottom-bar .bar-text {
            font-weight: 600;
            color: var(--color-text);
            font-size: 0.95rem;
            text-align: center;
        }
        .fixed-bottom-bar .btn-primary {
            padding: 10px 22px;
            font-size: 0.9rem;
            height: 44px;
        }
        @media (max-width: 639px) {
            .fixed-bottom-bar {
                flex-direction: column;
                gap: 8px;
                padding: 10px 16px;
            }
            .fixed-bottom-bar .btn-primary {
                width: 100%;
                justify-content: center;
            }
            .fixed-bottom-bar .bar-text {
                font-size: 0.85rem;
            }
        }
        .body-bottom-padding {
            padding-bottom: 80px;
        }
        @media (max-width: 639px) {
            .body-bottom-padding {
                padding-bottom: 110px;
            }
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--color-footer-bg);
            color: rgba(255, 255, 255, 0.8);
            padding: 48px 0 20px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 32px;
        }
        .footer-brand .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 10px;
        }
        .footer-brand p {
            font-size: 0.85rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
            letter-spacing: 0.03em;
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            transition: all var(--transition-smooth);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
            text-decoration: underline;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 32px;
            padding-top: 16px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: space-between;
            align-items: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.8rem;
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
        }
        @media (max-width: 1023px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 639px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 6px;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #123A3A;
            --color-primary-hover: #0C2D2D;
            --color-accent: #BFA06C;
            --color-accent-hover: #A88B55;
            --color-bg: #F4F1EA;
            --color-card: #FFFFFF;
            --color-text: #1D2527;
            --color-text-secondary: #5A6466;
            --color-alert: #B85C3C;
            --color-border: rgba(18, 58, 58, 0.12);
            --color-border-light: #E3DCCF;
            --color-nav-bg: #123A3A;
            --color-footer-bg: #123A3A;
            --radius-card: 14px;
            --radius-card-mobile: 10px;
            --radius-btn: 8px;
            --shadow-card: 0 6px 24px rgba(18, 58, 58, 0.06);
            --shadow-card-hover: 0 14px 32px rgba(18, 58, 58, 0.10);
            --shadow-up: 0 -4px 20px rgba(18, 58, 58, 0.10);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', 'Inter', sans-serif;
            --transition-smooth: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --container-max: 1200px;
            --section-gap-desktop: 72px;
            --section-gap-mobile: 44px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.8;
            min-height: 100vh;
            overflow-x: hidden;
            padding-bottom: 0;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-smooth);
        }

        a:hover {
            color: var(--color-accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }

        /* ============ HEADER / NAV ============ */
        .site-header {
            background: var(--color-nav-bg);
            position: sticky;
            top: 0;
            z-index: 1000;
            height: 72px;
            display: flex;
            align-items: center;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.10);
            transition: height var(--transition-smooth);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .header-logo {
            font-size: 1.4rem;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .header-logo .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #123A3A;
            font-weight: 700;
            flex-shrink: 0;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            flex-wrap: wrap;
        }

        .header-nav li a {
            display: block;
            padding: 8px 14px;
            color: rgba(255, 255, 255, 0.88);
            font-size: 0.95rem;
            font-weight: 500;
            border-radius: 6px;
            white-space: nowrap;
            transition: all var(--transition-smooth);
            position: relative;
        }

        .header-nav li a:hover,
        .header-nav li a.active {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.08);
        }

        .header-nav li a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--color-accent);
            border-radius: 1px;
        }

        .header-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            background: var(--color-accent);
            color: #123A3A;
            font-weight: 700;
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            white-space: nowrap;
            cursor: pointer;
            border: none;
            transition: all var(--transition-smooth);
            flex-shrink: 0;
        }

        .header-cta-btn:hover {
            background: var(--color-accent-hover);
            color: #0C2D2D;
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(191, 160, 108, 0.35);
        }

        .header-cta-btn:focus-visible {
            outline: 2px solid #FFFFFF;
            outline-offset: 2px;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            flex-direction: column;
            gap: 5px;
            z-index: 1001;
        }

        .nav-toggle span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: #FFFFFF;
            border-radius: 2px;
            transition: all var(--transition-smooth);
        }

        /* ============ BREADCRUMB ============ */
        .breadcrumb-wrap {
            background: #FFFFFF;
            border-bottom: 1px solid var(--color-border-light);
            padding: 12px 0;
        }

        .breadcrumb {
            list-style: none;
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
        }

        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .breadcrumb li a {
            color: var(--color-text-secondary);
            transition: color var(--transition-smooth);
        }

        .breadcrumb li a:hover {
            color: var(--color-accent);
        }

        .breadcrumb li.current {
            color: var(--color-primary);
            font-weight: 600;
        }

        .breadcrumb-sep {
            color: var(--color-border-light);
            font-size: 0.75rem;
        }

        /* ============ INNER BANNER ============ */
        .inner-banner {
            position: relative;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            min-height: 340px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .inner-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(18, 58, 58, 0.72);
            z-index: 1;
        }

        .inner-banner .container {
            position: relative;
            z-index: 2;
            padding-top: 40px;
            padding-bottom: 40px;
        }

        .inner-banner h1 {
            font-size: 2.5rem;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }

        .inner-banner .banner-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.88);
            line-height: 1.7;
            max-width: 680px;
            margin-bottom: 20px;
        }

        .inner-banner .banner-meta {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.75);
        }

        .inner-banner .banner-meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .inner-banner .banner-meta i {
            color: var(--color-accent);
            font-size: 0.85rem;
        }

        /* ============ MAIN CONTENT AREA ============ */
        .main-content-area {
            padding: 48px 0 64px;
            background: var(--color-bg);
        }

        .main-content-area .row {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ============ ARTICLE LIST ============ */
        .article-list-item {
            background: var(--color-card);
            border-radius: var(--radius-card);
            padding: 24px 28px;
            margin-bottom: 20px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            display: flex;
            gap: 20px;
            align-items: flex-start;
        }

        .article-list-item:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-accent);
            transform: translateY(-2px);
        }

        .article-list-thumb {
            flex-shrink: 0;
            width: 140px;
            height: 105px;
            border-radius: 10px;
            overflow: hidden;
            background: var(--color-bg);
        }

        .article-list-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }

        .article-list-item:hover .article-list-thumb img {
            transform: scale(1.05);
        }

        .article-list-content {
            flex: 1;
            min-width: 0;
        }

        .article-list-date {
            font-size: 0.82rem;
            color: var(--color-text-secondary);
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .article-list-date i {
            color: var(--color-accent);
            font-size: 0.75rem;
        }

        .article-list-title {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.4;
            margin-bottom: 8px;
            transition: color var(--transition-smooth);
        }

        .article-list-item:hover .article-list-title {
            color: var(--color-primary);
        }

        .article-list-summary {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-list-link {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-accent);
            transition: all var(--transition-smooth);
            padding: 4px 0;
            border-bottom: 1.5px solid transparent;
        }

        .article-list-link:hover {
            color: var(--color-accent-hover);
            border-bottom-color: var(--color-accent);
        }

        .article-list-link i {
            font-size: 0.75rem;
            transition: transform var(--transition-smooth);
        }

        .article-list-link:hover i {
            transform: translateX(3px);
        }

        /* ============ SIDEBAR ============ */
        .sidebar {
            position: sticky;
            top: 92px;
        }

        .sidebar-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            padding: 24px;
            margin-bottom: 24px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
        }

        .sidebar-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--color-accent);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-card h3 i {
            color: var(--color-accent);
            font-size: 0.95rem;
        }

        .sidebar-hot-item {
            display: flex;
            gap: 12px;
            padding: 12px 0;
            border-bottom: 1px solid var(--color-border-light);
            align-items: center;
            transition: all var(--transition-smooth);
        }

        .sidebar-hot-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .sidebar-hot-item:first-child {
            padding-top: 0;
        }

        .sidebar-hot-item:hover {
            padding-left: 4px;
        }

        .sidebar-hot-thumb {
            flex-shrink: 0;
            width: 64px;
            height: 48px;
            border-radius: 6px;
            overflow: hidden;
            background: var(--color-bg);
        }

        .sidebar-hot-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .sidebar-hot-info {
            flex: 1;
            min-width: 0;
        }

        .sidebar-hot-title {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.4;
            margin-bottom: 4px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color var(--transition-smooth);
        }

        .sidebar-hot-item:hover .sidebar-hot-title {
            color: var(--color-accent);
        }

        .sidebar-hot-date {
            font-size: 0.78rem;
            color: var(--color-text-secondary);
        }

        .sidebar-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .sidebar-tag {
            display: inline-block;
            padding: 6px 14px;
            font-size: 0.82rem;
            background: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: 20px;
            color: var(--color-text-secondary);
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }

        .sidebar-tag:hover {
            background: var(--color-primary);
            color: #FFFFFF;
            border-color: var(--color-primary);
        }

        .sidebar-related-list {
            list-style: none;
        }

        .sidebar-related-list li {
            padding: 10px 0;
            border-bottom: 1px solid var(--color-border-light);
        }

        .sidebar-related-list li:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .sidebar-related-list li:first-child {
            padding-top: 0;
        }

        .sidebar-related-list a {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.92rem;
            color: var(--color-text);
            transition: all var(--transition-smooth);
            font-weight: 500;
        }

        .sidebar-related-list a:hover {
            color: var(--color-accent);
            padding-left: 4px;
        }

        .sidebar-related-list a i {
            color: var(--color-accent);
            font-size: 0.7rem;
            flex-shrink: 0;
        }

        /* ============ STATS SECTION ============ */
        .stats-section {
            background: var(--color-primary);
            padding: 56px 0;
            text-align: center;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        .stat-item {
            color: #FFFFFF;
            padding: 16px;
        }

        .stat-number {
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1.1;
            margin-bottom: 8px;
            letter-spacing: 0.02em;
        }

        .stat-label {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.5;
        }

        /* ============ CTA SECTION ============ */
        .cta-section {
            background: var(--color-bg);
            padding: 56px 0;
        }

        .cta-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            padding: 44px 40px;
            text-align: center;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            max-width: 800px;
            margin: 0 auto;
        }

        .cta-card h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 12px;
        }

        .cta-card p {
            font-size: 1.05rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 24px;
        }

        .cta-card .btn-group {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 14px 28px;
            background: var(--color-accent);
            color: #123A3A;
            font-weight: 700;
            border-radius: var(--radius-btn);
            font-size: 1rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: var(--color-accent-hover);
            color: #0C2D2D;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(191, 160, 108, 0.35);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 14px 28px;
            background: transparent;
            color: var(--color-primary);
            font-weight: 600;
            border-radius: var(--radius-btn);
            font-size: 1rem;
            border: 1.5px solid var(--color-primary);
            cursor: pointer;
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }

        .btn-outline:hover {
            background: rgba(18, 58, 58, 0.06);
            border-color: var(--color-accent);
            color: var(--color-accent);
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--color-footer-bg);
            color: rgba(255, 255, 255, 0.85);
            padding: 56px 0 0;
        }

        .site-footer .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .footer-brand p {
            font-size: 0.92rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.7);
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 14px;
            padding-bottom: 8px;
            border-bottom: 2px solid var(--color-accent);
            display: inline-block;
        }

        .footer-col ul {
            list-style: none;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a,
        .footer-col ul li span {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition-smooth);
            line-height: 1.6;
        }

        .footer-col ul li a:hover {
            color: var(--color-accent);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding: 20px 0;
            display: flex;
            flex-wrap: wrap;
            gap: 12px 20px;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.6);
            justify-content: center;
            align-items: center;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition-smooth);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1024px) {
            .inner-banner {
                min-height: 280px;
            }

            .inner-banner h1 {
                font-size: 2rem;
            }

            .article-list-item {
                flex-direction: column;
                gap: 14px;
                padding: 20px;
            }

            .article-list-thumb {
                width: 100%;
                height: 180px;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }

            .stat-number {
                font-size: 2.2rem;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }

            .sidebar {
                position: static;
                margin-top: 32px;
            }
        }

        @media (max-width: 768px) {
            .site-header {
                height: 60px;
            }

            .header-nav {
                display: none;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--color-nav-bg);
                flex-direction: column;
                padding: 16px 20px;
                gap: 4px;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
                z-index: 999;
            }

            .header-nav.open {
                display: flex;
            }

            .header-nav li a {
                width: 100%;
                padding: 12px 16px;
                font-size: 1rem;
            }

            .nav-toggle {
                display: flex;
            }

            .header-cta-btn {
                font-size: 0.85rem;
                padding: 8px 14px;
            }

            .inner-banner {
                min-height: 240px;
            }

            .inner-banner h1 {
                font-size: 1.6rem;
            }

            .inner-banner .banner-subtitle {
                font-size: 0.95rem;
            }

            .main-content-area {
                padding: 32px 0 48px;
            }

            .article-list-item {
                padding: 16px;
                margin-bottom: 14px;
            }

            .article-list-thumb {
                height: 160px;
            }

            .article-list-title {
                font-size: 1.05rem;
            }

            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }

            .stat-number {
                font-size: 1.8rem;
            }

            .cta-card {
                padding: 28px 20px;
            }

            .cta-card h2 {
                font-size: 1.4rem;
            }

            .btn-primary,
            .btn-outline {
                width: 100%;
                justify-content: center;
                padding: 12px 20px;
                font-size: 0.95rem;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
                text-align: center;
            }

            .footer-brand p {
                max-width: 100%;
            }

            .footer-col h4 {
                display: block;
                text-align: center;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }

            .sidebar {
                margin-top: 24px;
            }

            .sidebar-card {
                padding: 18px;
            }
        }

        @media (max-width: 520px) {
            .inner-banner {
                min-height: 200px;
            }

            .inner-banner h1 {
                font-size: 1.35rem;
            }

            .article-list-thumb {
                height: 140px;
            }

            .stats-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .stat-number {
                font-size: 1.6rem;
            }

            .stats-section {
                padding: 40px 0;
            }

            .breadcrumb {
                font-size: 0.8rem;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #123A3A;
            --color-primary-hover: #0C2D2D;
            --color-accent: #BFA06C;
            --color-accent-hover: #A88B55;
            --color-bg: #F4F1EA;
            --color-card: #FFFFFF;
            --color-text: #1D2527;
            --color-text-secondary: #5A6466;
            --color-alert: #B85C3C;
            --color-border: rgba(18, 58, 58, 0.12);
            --color-border-light: #E3DCCF;
            --color-nav-bg: #123A3A;
            --color-footer-bg: #123A3A;
            --radius-card: 14px;
            --radius-card-mobile: 10px;
            --radius-btn: 8px;
            --shadow-card: 0 6px 24px rgba(18, 58, 58, 0.06);
            --shadow-card-hover: 0 14px 32px rgba(18, 58, 58, 0.10);
            --shadow-up: 0 -4px 20px rgba(18, 58, 58, 0.10);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', 'Inter', sans-serif;
            --transition-smooth: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --container-max: 1200px;
            --section-gap-desktop: 72px;
            --section-gap-mobile: 44px;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        body {
            font-family: var(--font-stack);
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.8;
            min-height: 100vh;
            overflow-x: hidden;
            padding-bottom: 0;
            margin: 0;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-smooth);
        }

        a:hover {
            color: var(--color-accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }

        /* ============ HEADER / NAV ============ */
        .site-header {
            background: var(--color-nav-bg);
            position: sticky;
            top: 0;
            z-index: 1000;
            height: 72px;
            display: flex;
            align-items: center;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.10);
            transition: height var(--transition-smooth);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .header-logo {
            font-size: 1.4rem;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .header-logo .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #123A3A;
            font-weight: 700;
            flex-shrink: 0;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            flex-wrap: wrap;
            margin: 0;
            padding: 0;
        }

        .header-nav li a {
            display: block;
            padding: 8px 14px;
            color: rgba(255, 255, 255, 0.88);
            font-size: 0.95rem;
            font-weight: 500;
            border-radius: 6px;
            white-space: nowrap;
            transition: all var(--transition-smooth);
            position: relative;
        }

        .header-nav li a:hover,
        .header-nav li a.active {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.08);
        }

        .header-nav li a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--color-accent);
            border-radius: 1px;
        }

        .header-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            background: var(--color-accent);
            color: #123A3A;
            font-weight: 700;
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            white-space: nowrap;
            cursor: pointer;
            border: none;
            transition: all var(--transition-smooth);
            flex-shrink: 0;
        }

        .header-cta-btn:hover {
            background: var(--color-accent-hover);
            color: #0C2D2D;
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(191, 160, 108, 0.35);
        }

        .header-cta-btn:focus-visible {
            outline: 2px solid #FFFFFF;
            outline-offset: 2px;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            flex-direction: column;
            gap: 5px;
            z-index: 1001;
        }

        .nav-toggle span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: #FFFFFF;
            border-radius: 2px;
            transition: all var(--transition-smooth);
        }

        /* ============ BREADCRUMB ============ */
        .breadcrumb-bar {
            background: #FFFFFF;
            border-bottom: 1px solid var(--color-border-light);
            padding: 14px 0;
        }

        .breadcrumb-list {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            flex-wrap: wrap;
        }

        .breadcrumb-list li {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .breadcrumb-list li a {
            color: var(--color-text-secondary);
            transition: color var(--transition-smooth);
        }

        .breadcrumb-list li a:hover {
            color: var(--color-accent);
        }

        .breadcrumb-list li.separator {
            color: var(--color-border-light);
            font-size: 0.75rem;
        }

        .breadcrumb-list li.current {
            color: var(--color-primary);
            font-weight: 600;
        }

        /* ============ CATEGORY HERO ============ */
        .category-hero {
            background: linear-gradient(135deg, rgba(18, 58, 58, 0.92) 0%, rgba(18, 58, 58, 0.78) 100%), url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
            padding: 56px 0 60px;
            position: relative;
            color: #FFFFFF;
            text-align: center;
        }

        .category-hero .hero-badge {
            display: inline-block;
            background: var(--color-accent);
            color: #123A3A;
            font-weight: 700;
            font-size: 0.85rem;
            padding: 6px 16px;
            border-radius: 20px;
            margin-bottom: 20px;
            letter-spacing: 0.04em;
        }

        .category-hero h1 {
            font-size: 2.6rem;
            font-weight: 700;
            line-height: 1.25;
            margin: 0 0 16px;
            color: #FFFFFF;
            letter-spacing: 0.02em;
        }

        .category-hero .hero-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.9);
            max-width: 700px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }

        .category-hero .hero-stats {
            display: flex;
            justify-content: center;
            gap: 48px;
            flex-wrap: wrap;
            margin-top: 8px;
        }

        .category-hero .hero-stat {
            text-align: center;
        }

        .category-hero .hero-stat .stat-number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1.2;
        }

        .category-hero .hero-stat .stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 4px;
        }

        /* ============ MAIN LAYOUT ============ */
        .main-content-area {
            padding: 48px 0 64px;
        }

        .main-content-area .content-grid {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 40px;
            align-items: start;
        }

        /* ============ LEFT COLUMN - LIST ============ */
        .article-list-header {
            margin-bottom: 28px;
            padding-bottom: 20px;
            border-bottom: 2px solid var(--color-border);
        }

        .article-list-header h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--color-primary);
            margin: 0 0 8px;
            line-height: 1.3;
        }

        .article-list-header p {
            color: var(--color-text-secondary);
            font-size: 0.95rem;
            margin: 0;
            line-height: 1.6;
        }

        .article-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .article-item {
            background: var(--color-card);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            padding: 24px 28px;
            display: flex;
            gap: 20px;
            align-items: flex-start;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-card);
            cursor: pointer;
        }

        .article-item:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-accent);
        }

        .article-item .article-date {
            flex-shrink: 0;
            width: 64px;
            text-align: center;
            background: var(--color-bg);
            border-radius: 10px;
            padding: 10px 6px;
            line-height: 1.3;
        }

        .article-item .article-date .day {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-primary);
            display: block;
        }

        .article-item .article-date .month-year {
            font-size: 0.78rem;
            color: var(--color-text-secondary);
            display: block;
            margin-top: 2px;
        }

        .article-item .article-content {
            flex: 1;
            min-width: 0;
        }

        .article-item .article-content h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 8px;
            line-height: 1.4;
            transition: color var(--transition-smooth);
        }

        .article-item:hover .article-content h3 {
            color: var(--color-primary);
        }

        .article-item .article-content .article-summary {
            font-size: 0.93rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin: 0 0 12px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-item .read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-accent);
            transition: all var(--transition-smooth);
            padding: 4px 0;
            border-bottom: 1.5px solid transparent;
        }

        .article-item .read-more:hover {
            color: var(--color-accent-hover);
            border-bottom-color: var(--color-accent);
        }

        .article-item .read-more i {
            font-size: 0.75rem;
            transition: transform var(--transition-smooth);
        }

        .article-item .read-more:hover i {
            transform: translateX(3px);
        }

        .article-item.featured {
            border-left: 4px solid var(--color-accent);
            background: #FFFDF8;
        }

        .article-item.featured .article-thumb {
            flex-shrink: 0;
            width: 160px;
            border-radius: 10px;
            overflow: hidden;
        }

        .article-item.featured .article-thumb img {
            width: 100%;
            height: 110px;
            object-fit: cover;
            border-radius: 10px;
        }

        /* ============ RIGHT SIDEBAR ============ */
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 28px;
            position: sticky;
            top: 92px;
        }

        .sidebar-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            padding: 24px;
            box-shadow: var(--shadow-card);
        }

        .sidebar-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-primary);
            margin: 0 0 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--color-accent);
            line-height: 1.3;
        }

        .sidebar-card .hot-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .sidebar-card .hot-list li {
            padding: 0;
        }

        .sidebar-card .hot-list li a {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.93rem;
            color: var(--color-text);
            line-height: 1.5;
            transition: all var(--transition-smooth);
            padding: 8px 10px;
            border-radius: 8px;
        }

        .sidebar-card .hot-list li a:hover {
            background: var(--color-bg);
            color: var(--color-primary);
        }

        .sidebar-card .hot-list li a .hot-index {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 6px;
            background: var(--color-primary);
            color: #FFFFFF;
            font-size: 0.78rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .sidebar-card .hot-list li:nth-child(1) .hot-index {
            background: var(--color-alert);
        }

        .sidebar-card .hot-list li:nth-child(2) .hot-index {
            background: var(--color-accent);
        }

        .sidebar-card .hot-list li:nth-child(3) .hot-index {
            background: var(--color-primary);
        }

        .sidebar-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .sidebar-tags .tag {
            display: inline-block;
            padding: 6px 14px;
            background: var(--color-bg);
            color: var(--color-text-secondary);
            border-radius: 20px;
            font-size: 0.83rem;
            font-weight: 500;
            transition: all var(--transition-smooth);
            border: 1px solid transparent;
            cursor: pointer;
        }

        .sidebar-tags .tag:hover {
            background: var(--color-primary);
            color: #FFFFFF;
            border-color: var(--color-primary);
        }

        .sidebar-related {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .sidebar-related li a {
            display: block;
            padding: 10px 14px;
            background: var(--color-bg);
            border-radius: 8px;
            font-size: 0.9rem;
            color: var(--color-text);
            transition: all var(--transition-smooth);
            border: 1px solid transparent;
            font-weight: 500;
        }

        .sidebar-related li a:hover {
            background: #FFFFFF;
            border-color: var(--color-accent);
            color: var(--color-primary);
            transform: translateX(3px);
        }

        /* ============ BOTTOM CTA ============ */
        .bottom-cta-section {
            background: var(--color-primary);
            padding: 48px 0;
            text-align: center;
            color: #FFFFFF;
        }

        .bottom-cta-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin: 0 0 12px;
            color: #FFFFFF;
            line-height: 1.3;
        }

        .bottom-cta-section p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.85);
            margin: 0 auto 28px;
            max-width: 600px;
            line-height: 1.7;
        }

        .bottom-cta-section .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .btn-primary-lg {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            background: var(--color-accent);
            color: #123A3A;
            font-weight: 700;
            font-size: 1rem;
            border-radius: var(--radius-btn);
            border: none;
            cursor: pointer;
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }

        .btn-primary-lg:hover {
            background: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(191, 160, 108, 0.4);
            color: #0C2D2D;
        }

        .btn-outline-lg {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            background: transparent;
            color: #FFFFFF;
            font-weight: 600;
            font-size: 1rem;
            border-radius: var(--radius-btn);
            border: 2px solid rgba(255, 255, 255, 0.5);
            cursor: pointer;
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }

        .btn-outline-lg:hover {
            border-color: #FFFFFF;
            background: rgba(255, 255, 255, 0.08);
            color: #FFFFFF;
            transform: translateY(-2px);
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--color-footer-bg);
            color: rgba(255, 255, 255, 0.85);
            padding: 52px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 36px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
        }

        .footer-brand .footer-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
            letter-spacing: 0.03em;
        }

        .footer-brand p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.7;
            margin: 0;
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 14px;
            letter-spacing: 0.02em;
        }

        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul li a,
        .footer-col ul li span {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition-smooth);
            line-height: 1.5;
        }

        .footer-col ul li a:hover {
            color: var(--color-accent);
        }

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
            align-items: center;
            padding: 20px 0;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.55);
            text-align: center;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-smooth);
        }

        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        .footer-bottom span {
            white-space: nowrap;
        }

        /* ============ RESPONSIVE ============ */
        @media screen and (max-width: 1024px) {
            .main-content-area .content-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .sidebar {
                position: static;
                top: auto;
                flex-direction: row;
                flex-wrap: wrap;
                gap: 20px;
            }

            .sidebar-card {
                flex: 1 1 260px;
                min-width: 240px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }

            .category-hero h1 {
                font-size: 2rem;
            }

            .category-hero .hero-stats {
                gap: 28px;
            }

            .category-hero .hero-stat .stat-number {
                font-size: 1.6rem;
            }
        }

        @media screen and (max-width: 768px) {
            .site-header {
                height: 60px;
            }

            .header-nav {
                display: none;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--color-nav-bg);
                flex-direction: column;
                padding: 16px 20px;
                gap: 4px;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
                border-radius: 0 0 12px 12px;
                z-index: 999;
            }

            .header-nav.active {
                display: flex;
            }

            .header-nav li a {
                width: 100%;
                padding: 12px 16px;
                font-size: 1rem;
                border-radius: 8px;
            }

            .nav-toggle {
                display: flex;
            }

            .header-cta-btn {
                padding: 8px 14px;
                font-size: 0.85rem;
            }

            .category-hero {
                padding: 40px 0 44px;
            }

            .category-hero h1 {
                font-size: 1.6rem;
            }

            .category-hero .hero-subtitle {
                font-size: 0.95rem;
            }

            .category-hero .hero-stats {
                gap: 20px;
            }

            .category-hero .hero-stat .stat-number {
                font-size: 1.35rem;
            }

            .article-item {
                flex-direction: column;
                gap: 12px;
                padding: 18px 20px;
            }

            .article-item .article-date {
                width: auto;
                display: flex;
                gap: 8px;
                align-items: baseline;
                background: none;
                padding: 0;
            }

            .article-item .article-date .day {
                font-size: 1.1rem;
            }

            .article-item .article-date .month-year {
                font-size: 0.8rem;
            }

            .article-item.featured {
                flex-direction: column;
            }

            .article-item.featured .article-thumb {
                width: 100%;
                height: auto;
            }

            .article-item.featured .article-thumb img {
                height: 180px;
                width: 100%;
            }

            .sidebar {
                flex-direction: column;
                gap: 20px;
            }

            .sidebar-card {
                flex: 1 1 auto;
                min-width: auto;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
                text-align: center;
            }

            .footer-bottom {
                flex-direction: column;
                gap: 8px;
            }

            .bottom-cta-section h2 {
                font-size: 1.4rem;
            }

            .bottom-cta-section p {
                font-size: 0.9rem;
            }

            .btn-primary-lg,
            .btn-outline-lg {
                width: 100%;
                justify-content: center;
                padding: 14px 20px;
                font-size: 0.95rem;
            }

            .main-content-area {
                padding: 32px 0 44px;
            }

            .breadcrumb-bar {
                padding: 10px 0;
            }
        }

        @media screen and (max-width: 520px) {
            .category-hero h1 {
                font-size: 1.35rem;
            }

            .category-hero .hero-stats {
                flex-direction: column;
                gap: 12px;
                align-items: center;
            }

            .article-item .article-content h3 {
                font-size: 1rem;
            }

            .article-item .article-content .article-summary {
                font-size: 0.85rem;
                -webkit-line-clamp: 2;
            }

            .article-list-header h2 {
                font-size: 1.3rem;
            }

            .sidebar-card h4 {
                font-size: 1rem;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #123A3A;
            --color-primary-hover: #0C2D2D;
            --color-accent: #BFA06C;
            --color-accent-hover: #A88B55;
            --color-bg: #F4F1EA;
            --color-card: #FFFFFF;
            --color-text: #1D2527;
            --color-text-secondary: #5A6466;
            --color-alert: #B85C3C;
            --color-border: rgba(18, 58, 58, 0.12);
            --color-border-light: #E3DCCF;
            --color-nav-bg: #123A3A;
            --color-footer-bg: #123A3A;
            --radius-card: 14px;
            --radius-card-mobile: 10px;
            --radius-btn: 8px;
            --shadow-card: 0 6px 24px rgba(18, 58, 58, 0.06);
            --shadow-card-hover: 0 14px 32px rgba(18, 58, 58, 0.10);
            --shadow-up: 0 -4px 20px rgba(18, 58, 58, 0.10);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', 'Inter', sans-serif;
            --transition-smooth: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --container-max: 1200px;
            --section-gap-desktop: 72px;
            --section-gap-mobile: 44px;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        body {
            font-family: var(--font-stack);
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.8;
            min-height: 100vh;
            overflow-x: hidden;
            padding-bottom: 0;
            margin: 0;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-smooth);
        }
        a:hover {
            color: var(--color-accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }

        /* ============ HEADER / NAV ============ */
        .site-header {
            background: var(--color-nav-bg);
            position: sticky;
            top: 0;
            z-index: 1000;
            height: 72px;
            display: flex;
            align-items: center;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.10);
            transition: height var(--transition-smooth);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .header-logo {
            font-size: 1.4rem;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .header-logo .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #123A3A;
            font-weight: 700;
            flex-shrink: 0;
        }
        .header-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: wrap;
            margin: 0;
            padding: 0;
        }
        .header-nav li a {
            display: block;
            padding: 8px 12px;
            color: rgba(255, 255, 255, 0.88);
            font-size: 0.93rem;
            font-weight: 500;
            border-radius: 6px;
            white-space: nowrap;
            transition: all var(--transition-smooth);
            position: relative;
        }
        .header-nav li a:hover,
        .header-nav li a.active {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.08);
        }
        .header-nav li a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 12px;
            right: 12px;
            height: 2px;
            background: var(--color-accent);
            border-radius: 1px;
        }
        .header-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            background: var(--color-accent);
            color: #123A3A;
            font-weight: 700;
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            white-space: nowrap;
            cursor: pointer;
            border: none;
            transition: all var(--transition-smooth);
            flex-shrink: 0;
        }
        .header-cta-btn:hover {
            background: var(--color-accent-hover);
            color: #0C2D2D;
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(191, 160, 108, 0.35);
        }
        .header-cta-btn:focus-visible {
            outline: 2px solid #FFFFFF;
            outline-offset: 2px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            flex-direction: column;
            gap: 5px;
            z-index: 1001;
        }
        .nav-toggle span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: #FFFFFF;
            border-radius: 2px;
            transition: all var(--transition-smooth);
        }
        .nav-toggle.active span:nth-child(1) {
            transform: translateY(7.5px) rotate(45deg);
        }
        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.active span:nth-child(3) {
            transform: translateY(-7.5px) rotate(-45deg);
        }

        /* ============ BREADCRUMB ============ */
        .breadcrumb-bar {
            background: #FFFFFF;
            border-bottom: 1px solid var(--color-border-light);
            padding: 12px 0;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .breadcrumb li a {
            color: var(--color-text-secondary);
            transition: color var(--transition-smooth);
        }
        .breadcrumb li a:hover {
            color: var(--color-accent);
        }
        .breadcrumb li.current {
            color: var(--color-primary);
            font-weight: 600;
        }
        .breadcrumb-sep {
            color: var(--color-border-light);
            font-size: 0.75rem;
        }

        /* ============ HERO ============ */
        .cat-hero {
            position: relative;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            min-height: 420px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .cat-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(18, 58, 58, 0.55);
            z-index: 1;
        }
        .cat-hero .container {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
        }
        .cat-hero-text {
            flex: 1 1 500px;
            color: #FFFFFF;
        }
        .cat-hero-text h1 {
            font-size: 2.6rem;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 16px;
            color: #FFFFFF;
            letter-spacing: 0.01em;
        }
        .cat-hero-text h1 span {
            color: var(--color-accent);
        }
        .cat-hero-text p {
            font-size: 1.1rem;
            line-height: 1.75;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 24px;
            max-width: 600px;
        }
        .cat-hero-btns {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 26px;
            background: var(--color-accent);
            color: #123A3A;
            font-weight: 700;
            border-radius: var(--radius-btn);
            font-size: 1rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: var(--color-accent-hover);
            color: #0C2D2D;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(191, 160, 108, 0.4);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            background: transparent;
            color: #FFFFFF;
            font-weight: 600;
            border-radius: var(--radius-btn);
            font-size: 1rem;
            border: 2px solid rgba(255, 255, 255, 0.7);
            cursor: pointer;
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #FFFFFF;
            color: #FFFFFF;
            transform: translateY(-2px);
        }
        .cat-hero-stats {
            flex: 0 0 auto;
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }
        .hero-stat {
            text-align: center;
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(8px);
            border-radius: 14px;
            padding: 20px 28px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            min-width: 110px;
        }
        .hero-stat .stat-num {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1.2;
        }
        .hero-stat .stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.8);
            margin-top: 4px;
        }

        /* ============ SECTION COMMON ============ */
        .section {
            padding: var(--section-gap-desktop) 0;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
            line-height: 1.3;
            letter-spacing: 0.01em;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--color-text-secondary);
            margin-bottom: 36px;
            line-height: 1.6;
            max-width: 700px;
        }
        .section-header {
            margin-bottom: 40px;
        }
        .section-header.center {
            text-align: center;
        }
        .section-header.center .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }
        .section-accent-bar {
            width: 48px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 2px;
            margin-bottom: 16px;
        }
        .section-header.center .section-accent-bar {
            margin-left: auto;
            margin-right: auto;
        }

        /* ============ ASYMMETRIC GRID CARDS ============ */
        .asymmetric-grid {
            display: grid;
            grid-template-columns: repeat(12, 1fr);
            gap: 24px;
        }
        .asymmetric-grid .grid-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
            position: relative;
        }
        .asymmetric-grid .grid-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-accent);
        }
        .asymmetric-grid .grid-card.card-span-7 {
            grid-column: span 7;
        }
        .asymmetric-grid .grid-card.card-span-5 {
            grid-column: span 5;
        }
        .asymmetric-grid .grid-card.card-span-8 {
            grid-column: span 8;
        }
        .asymmetric-grid .grid-card.card-span-4 {
            grid-column: span 4;
        }
        .asymmetric-grid .grid-card.card-span-6 {
            grid-column: span 6;
        }
        .asymmetric-grid .grid-card.card-span-12 {
            grid-column: span 12;
        }
        .grid-card-img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            display: block;
            flex-shrink: 0;
        }
        .grid-card.card-span-4 .grid-card-img,
        .grid-card.card-span-5 .grid-card-img {
            height: 200px;
        }
        .grid-card.card-span-7 .grid-card-img,
        .grid-card.card-span-8 .grid-card-img {
            height: 260px;
        }
        .grid-card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .grid-card-number {
            position: absolute;
            top: 16px;
            left: 16px;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-accent);
            color: #123A3A;
            font-weight: 700;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 3;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
            letter-spacing: 0;
        }
        .grid-card-date {
            font-size: 0.82rem;
            color: var(--color-text-secondary);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .grid-card-date i {
            color: var(--color-accent);
            font-size: 0.75rem;
        }
        .grid-card-title {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
            line-height: 1.4;
            letter-spacing: 0.01em;
        }
        .grid-card-excerpt {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 14px;
            flex: 1;
        }
        .grid-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            color: var(--color-accent);
            font-size: 0.93rem;
            transition: all var(--transition-smooth);
            align-self: flex-start;
            cursor: pointer;
        }
        .grid-card-link:hover {
            color: var(--color-accent-hover);
            gap: 10px;
        }
        .grid-card-link i {
            font-size: 0.8rem;
            transition: transform var(--transition-smooth);
        }
        .grid-card-link:hover i {
            transform: translateX(3px);
        }

        /* ============ TIMELINE ============ */
        .timeline-section {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 48px 40px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border);
        }
        .timeline {
            position: relative;
            padding-left: 40px;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 15px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: var(--color-border-light);
            border-radius: 1px;
        }
        .timeline-item {
            position: relative;
            margin-bottom: 40px;
            padding-left: 36px;
        }
        .timeline-item:last-child {
            margin-bottom: 0;
        }
        .timeline-dot {
            position: absolute;
            left: -40px;
            top: 4px;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--color-accent);
            color: #123A3A;
            font-weight: 700;
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 2;
            box-shadow: 0 2px 10px rgba(191, 160, 108, 0.3);
            flex-shrink: 0;
        }
        .timeline-item h4 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .timeline-item .timeline-date {
            font-size: 0.82rem;
            color: var(--color-accent);
            font-weight: 600;
            margin-bottom: 6px;
            display: block;
        }
        .timeline-item p {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        /* ============ DEEP CONTENT ============ */
        .deep-content {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 48px 40px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border);
        }
        .deep-content h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 20px;
            line-height: 1.35;
        }
        .deep-content p {
            font-size: 1.02rem;
            color: var(--color-text);
            line-height: 1.85;
            margin-bottom: 18px;
            text-indent: 2em;
        }
        .deep-content p:last-child {
            margin-bottom: 0;
        }
        .deep-content .highlight-box {
            background: #F9F7F2;
            border-left: 4px solid var(--color-accent);
            padding: 20px 24px;
            border-radius: 0 10px 10px 0;
            margin: 24px 0;
            font-size: 0.98rem;
            line-height: 1.75;
            color: var(--color-primary);
            font-weight: 500;
        }

        /* ============ FAQ ============ */
        .faq-section {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 48px 40px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border);
        }
        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: 10px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-smooth);
        }
        .faq-item.active {
            border-color: var(--color-accent);
            background: #F9F7F2;
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 16px 20px;
            background: none;
            border: none;
            cursor: pointer;
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            line-height: 1.5;
            transition: all var(--transition-smooth);
        }
        .faq-question:hover {
            color: var(--color-accent);
        }
        .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            transition: all var(--transition-smooth);
            font-size: 0.8rem;
            color: var(--color-primary);
        }
        .faq-item.active .faq-icon {
            background: var(--color-accent);
            color: #123A3A;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 20px;
        }
        .faq-item.active .faq-answer {
            max-height: 400px;
            padding: 0 20px 18px;
        }
        .faq-answer p {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.75;
            margin: 0;
        }

        /* ============ CTA BOTTOM BAR ============ */
        .cta-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: #FFFFFF;
            border-top: 2px solid var(--color-accent);
            padding: 14px 20px;
            z-index: 999;
            box-shadow: var(--shadow-up);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        .cta-bottom-bar .cta-text {
            font-weight: 600;
            color: var(--color-primary);
            font-size: 1rem;
            white-space: nowrap;
        }
        .cta-bottom-bar .btn-primary {
            font-size: 0.95rem;
            padding: 11px 22px;
        }
        .cta-bottom-bar .cta-phone {
            font-weight: 700;
            color: var(--color-accent);
            font-size: 1.1rem;
            white-space: nowrap;
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--color-footer-bg);
            color: rgba(255, 255, 255, 0.85);
            padding: 48px 0 24px;
            margin-bottom: 70px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand .footer-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }
        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.7);
        }
        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a,
        .footer-col ul li span {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition-smooth);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 18px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.55);
            align-items: center;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition-smooth);
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
        }
        .footer-bottom span {
            white-space: nowrap;
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1024px) {
            .cat-hero {
                min-height: 360px;
            }
            .cat-hero-text h1 {
                font-size: 2rem;
            }
            .cat-hero-stats {
                gap: 16px;
            }
            .hero-stat {
                padding: 14px 18px;
                min-width: 90px;
            }
            .hero-stat .stat-num {
                font-size: 1.6rem;
            }
            .asymmetric-grid {
                grid-template-columns: repeat(6, 1fr);
                gap: 16px;
            }
            .asymmetric-grid .grid-card.card-span-7,
            .asymmetric-grid .grid-card.card-span-8,
            .asymmetric-grid .grid-card.card-span-5,
            .asymmetric-grid .grid-card.card-span-4,
            .asymmetric-grid .grid-card.card-span-6 {
                grid-column: span 6;
            }
            .asymmetric-grid .grid-card.card-span-12 {
                grid-column: span 6;
            }
            .grid-card-img {
                height: 200px;
            }
            .grid-card-number {
                width: 34px;
                height: 34px;
                font-size: 0.95rem;
                top: 12px;
                left: 12px;
            }
            .section {
                padding: var(--section-gap-mobile) 0;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .timeline-section,
            .deep-content,
            .faq-section {
                padding: 32px 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .header-nav {
                gap: 3px;
            }
            .header-nav li a {
                padding: 6px 10px;
                font-size: 0.85rem;
            }
            .header-cta-btn {
                padding: 8px 14px;
                font-size: 0.85rem;
            }
        }
        @media (max-width: 768px) {
            .site-header {
                height: 60px;
            }
            .header-logo {
                font-size: 1.15rem;
            }
            .header-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.9rem;
                border-radius: 6px;
            }
            .nav-toggle {
                display: flex;
            }
            .header-nav {
                position: fixed;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--color-nav-bg);
                flex-direction: column;
                padding: 16px 20px;
                gap: 4px;
                display: none;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
                z-index: 999;
            }
            .header-nav.open {
                display: flex;
            }
            .header-nav li {
                width: 100%;
            }
            .header-nav li a {
                width: 100%;
                padding: 12px 16px;
                font-size: 0.95rem;
                border-radius: 8px;
            }
            .header-cta-btn {
                display: none;
            }
            .header-cta-btn.mobile-visible {
                display: inline-flex;
                width: 100%;
                justify-content: center;
                margin-top: 8px;
                padding: 12px;
                font-size: 1rem;
            }
            .cat-hero {
                min-height: 300px;
                text-align: center;
            }
            .cat-hero .container {
                flex-direction: column;
                text-align: center;
                gap: 20px;
            }
            .cat-hero-text {
                flex: 1 1 auto;
            }
            .cat-hero-text h1 {
                font-size: 1.7rem;
            }
            .cat-hero-text p {
                font-size: 0.95rem;
                max-width: 100%;
            }
            .cat-hero-btns {
                justify-content: center;
            }
            .cat-hero-stats {
                justify-content: center;
            }
            .asymmetric-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .asymmetric-grid .grid-card.card-span-7,
            .asymmetric-grid .grid-card.card-span-8,
            .asymmetric-grid .grid-card.card-span-5,
            .asymmetric-grid .grid-card.card-span-4,
            .asymmetric-grid .grid-card.card-span-6,
            .asymmetric-grid .grid-card.card-span-12 {
                grid-column: span 1;
            }
            .grid-card-img {
                height: 180px;
            }
            .grid-card-number {
                width: 30px;
                height: 30px;
                font-size: 0.85rem;
                top: 10px;
                left: 10px;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .timeline {
                padding-left: 28px;
            }
            .timeline::before {
                left: 10px;
            }
            .timeline-dot {
                left: -28px;
                width: 26px;
                height: 26px;
                font-size: 0.75rem;
            }
            .timeline-item {
                padding-left: 24px;
            }
            .timeline-section,
            .deep-content,
            .faq-section {
                padding: 24px 18px;
            }
            .deep-content p {
                text-indent: 1.5em;
                font-size: 0.95rem;
            }
            .cta-bottom-bar {
                flex-direction: column;
                gap: 10px;
                padding: 12px 16px;
                text-align: center;
            }
            .cta-bottom-bar .btn-primary {
                width: 100%;
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .breadcrumb {
                font-size: 0.8rem;
            }
        }
        @media (max-width: 520px) {
            .cat-hero {
                min-height: 260px;
            }
            .cat-hero-text h1 {
                font-size: 1.4rem;
            }
            .cat-hero-text p {
                font-size: 0.88rem;
            }
            .hero-stat {
                padding: 10px 14px;
                min-width: 70px;
                border-radius: 10px;
            }
            .hero-stat .stat-num {
                font-size: 1.3rem;
            }
            .hero-stat .stat-label {
                font-size: 0.72rem;
            }
            .section-title {
                font-size: 1.25rem;
            }
            .grid-card-title {
                font-size: 1.05rem;
            }
            .grid-card-body {
                padding: 14px 16px 16px;
            }
            .btn-primary,
            .btn-outline {
                padding: 10px 18px;
                font-size: 0.9rem;
            }
            .faq-question {
                font-size: 0.95rem;
                padding: 14px 16px;
            }
            .faq-answer p {
                font-size: 0.88rem;
            }
        }

/* roulang page: category5 */
:root {
            --color-primary: #123A3A;
            --color-primary-hover: #0C2D2D;
            --color-accent: #BFA06C;
            --color-accent-hover: #A88B55;
            --color-bg: #F4F1EA;
            --color-card: #FFFFFF;
            --color-text: #1D2527;
            --color-text-secondary: #5A6466;
            --color-alert: #B85C3C;
            --color-border: rgba(18, 58, 58, 0.12);
            --color-border-light: #E3DCCF;
            --color-nav-bg: #123A3A;
            --color-footer-bg: #123A3A;
            --radius-card: 14px;
            --radius-card-mobile: 10px;
            --radius-btn: 8px;
            --shadow-card: 0 6px 24px rgba(18, 58, 58, 0.06);
            --shadow-card-hover: 0 14px 32px rgba(18, 58, 58, 0.10);
            --shadow-up: 0 -4px 20px rgba(18, 58, 58, 0.10);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', 'Inter', sans-serif;
            --transition-smooth: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --container-max: 1200px;
            --section-gap-desktop: 72px;
            --section-gap-mobile: 44px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.8;
            min-height: 100vh;
            overflow-x: hidden;
            padding-bottom: 0;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-smooth);
        }

        a:hover {
            color: var(--color-accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }

        /* ============ HEADER / NAV ============ */
        .site-header {
            background: var(--color-nav-bg);
            position: sticky;
            top: 0;
            z-index: 1000;
            height: 72px;
            display: flex;
            align-items: center;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.10);
            transition: height var(--transition-smooth);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .header-logo {
            font-size: 1.4rem;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .header-logo .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #123A3A;
            font-weight: 700;
            flex-shrink: 0;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            flex-wrap: wrap;
        }

        .header-nav li a {
            display: block;
            padding: 8px 14px;
            color: rgba(255, 255, 255, 0.88);
            font-size: 0.95rem;
            font-weight: 500;
            border-radius: 6px;
            white-space: nowrap;
            transition: all var(--transition-smooth);
            position: relative;
        }

        .header-nav li a:hover,
        .header-nav li a.active {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.08);
        }

        .header-nav li a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--color-accent);
            border-radius: 1px;
        }

        .header-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            background: var(--color-accent);
            color: #123A3A;
            font-weight: 700;
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            white-space: nowrap;
            cursor: pointer;
            border: none;
            transition: all var(--transition-smooth);
            flex-shrink: 0;
        }

        .header-cta-btn:hover {
            background: var(--color-accent-hover);
            color: #0C2D2D;
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(191, 160, 108, 0.35);
        }

        .header-cta-btn:focus-visible {
            outline: 2px solid #FFFFFF;
            outline-offset: 2px;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            flex-direction: column;
            gap: 5px;
            z-index: 1001;
        }

        .nav-toggle span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: #FFFFFF;
            border-radius: 2px;
            transition: all var(--transition-smooth);
        }

        /* ============ BREADCRUMB ============ */
        .breadcrumb-bar {
            background: #FFFFFF;
            border-bottom: 1px solid var(--color-border-light);
            padding: 12px 0;
            font-size: 0.875rem;
            color: var(--color-text-secondary);
        }

        .breadcrumb-bar .container {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .breadcrumb-bar a {
            color: var(--color-text-secondary);
            transition: color var(--transition-smooth);
        }

        .breadcrumb-bar a:hover {
            color: var(--color-accent);
        }

        .breadcrumb-bar .separator {
            color: var(--color-border-light);
            user-select: none;
        }

        .breadcrumb-bar .current {
            color: var(--color-primary);
            font-weight: 600;
        }

        /* ============ HERO / LIVE BANNER ============ */
        .hero-live {
            position: relative;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            min-height: 420px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .hero-live::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(18, 58, 58, 0.82) 0%, rgba(18, 58, 58, 0.55) 60%, rgba(18, 58, 58, 0.72) 100%);
            z-index: 1;
        }

        .hero-live .container {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
            padding-top: 40px;
            padding-bottom: 40px;
        }

        .hero-live-content {
            flex: 1 1 500px;
            color: #FFFFFF;
        }

        .hero-live-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--color-alert);
            color: #FFFFFF;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            margin-bottom: 16px;
            animation: pulse-badge 2s ease-in-out infinite;
        }

        @keyframes pulse-badge {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(184, 92, 60, 0.5);
            }
            50% {
                box-shadow: 0 0 0 12px rgba(184, 92, 60, 0);
            }
        }

        .hero-live-badge i {
            font-size: 0.75rem;
        }

        .hero-live h1 {
            font-size: 2.5rem;
            font-weight: 700;
            line-height: 1.25;
            color: #FFFFFF;
            margin-bottom: 12px;
            letter-spacing: 0.01em;
        }

        .hero-live h1 span {
            color: var(--color-accent);
        }

        .hero-live-subtitle {
            font-size: 1.1rem;
            line-height: 1.65;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 8px;
            max-width: 580px;
        }

        .hero-live-meta {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
            margin-bottom: 20px;
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.85);
        }

        .hero-live-meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .hero-live-meta i {
            color: var(--color-accent);
        }

        .hero-live-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            background: var(--color-accent);
            color: #123A3A;
            font-weight: 700;
            border-radius: var(--radius-btn);
            font-size: 1rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: var(--color-accent-hover);
            color: #0C2D2D;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(191, 160, 108, 0.4);
        }

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            background: transparent;
            color: #FFFFFF;
            font-weight: 600;
            border-radius: var(--radius-btn);
            font-size: 1rem;
            border: 2px solid rgba(255, 255, 255, 0.6);
            cursor: pointer;
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }

        .btn-outline-light:hover {
            border-color: #FFFFFF;
            background: rgba(255, 255, 255, 0.08);
            color: #FFFFFF;
            transform: translateY(-2px);
        }

        .hero-live-countdown {
            flex: 0 0 280px;
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 16px;
            padding: 28px 24px;
            text-align: center;
            color: #FFFFFF;
        }

        .hero-live-countdown .countdown-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 10px;
            letter-spacing: 0.04em;
        }

        .countdown-timer {
            display: flex;
            justify-content: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .countdown-unit {
            background: rgba(255, 255, 255, 0.15);
            border-radius: 10px;
            padding: 12px 10px;
            min-width: 56px;
            text-align: center;
        }

        .countdown-unit .num {
            font-size: 2rem;
            font-weight: 700;
            line-height: 1.1;
            color: var(--color-accent);
            display: block;
        }

        .countdown-unit .label {
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 2px;
        }

        .countdown-subscribe {
            margin-top: 16px;
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .countdown-subscribe input {
            flex: 1;
            min-width: 150px;
            padding: 10px 14px;
            border-radius: 8px;
            border: 1px solid rgba(255, 255, 255, 0.35);
            background: rgba(255, 255, 255, 0.12);
            color: #FFFFFF;
            font-size: 0.9rem;
            transition: all var(--transition-smooth);
        }

        .countdown-subscribe input::placeholder {
            color: rgba(255, 255, 255, 0.6);
        }

        .countdown-subscribe input:focus {
            outline: none;
            border-color: var(--color-accent);
            background: rgba(255, 255, 255, 0.2);
            box-shadow: 0 0 0 3px rgba(191, 160, 108, 0.25);
        }

        .btn-subscribe-sm {
            padding: 10px 18px;
            background: var(--color-accent);
            color: #123A3A;
            font-weight: 700;
            border-radius: 8px;
            font-size: 0.9rem;
            border: none;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition-smooth);
        }

        .btn-subscribe-sm:hover {
            background: var(--color-accent-hover);
            transform: translateY(-1px);
        }

        /* ============ SECTION TITLES ============ */
        .section-header {
            margin-bottom: 36px;
        }

        .section-header h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.3;
            margin-bottom: 8px;
        }

        .section-header .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        .section-divider {
            width: 48px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 2px;
            margin-top: 10px;
        }

        /* ============ MAIN LAYOUT ============ */
        .main-content-area {
            padding: var(--section-gap-desktop) 0;
        }

        .main-content-area .container {
            display: flex;
            gap: 40px;
            align-items: flex-start;
        }

        .content-primary {
            flex: 1 1 0%;
            min-width: 0;
        }

        .content-sidebar {
            flex: 0 0 320px;
            position: sticky;
            top: 92px;
            align-self: flex-start;
        }

        /* ============ YEAR FILTER BAR ============ */
        .year-filter-bar {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: 28px;
            padding-bottom: 20px;
            border-bottom: 1px solid var(--color-border-light);
        }

        .year-filter-bar .filter-label {
            font-weight: 600;
            color: var(--color-text);
            font-size: 0.95rem;
            white-space: nowrap;
        }

        .year-filter-btn {
            padding: 8px 18px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            border: 1px solid var(--color-border-light);
            background: #FFFFFF;
            color: var(--color-text);
            cursor: pointer;
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }

        .year-filter-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: #FDFBF7;
        }

        .year-filter-btn.active {
            background: var(--color-primary);
            color: #FFFFFF;
            border-color: var(--color-primary);
            font-weight: 600;
        }

        /* ============ NEWS LIST ============ */
        .news-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .news-list-item {
            display: flex;
            gap: 20px;
            padding: 24px 0;
            border-bottom: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
            cursor: pointer;
        }

        .news-list-item:hover {
            background: #FDFBF7;
            margin: 0 -16px;
            padding-left: 16px;
            padding-right: 16px;
            border-radius: 10px;
            border-bottom-color: transparent;
        }

        .news-list-item .news-date-block {
            flex: 0 0 80px;
            text-align: center;
            padding-top: 4px;
        }

        .news-list-item .news-date-day {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1;
            display: block;
        }

        .news-list-item .news-date-month {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            font-weight: 500;
            margin-top: 2px;
        }

        .news-list-item .news-date-year {
            font-size: 0.75rem;
            color: var(--color-text-secondary);
            margin-top: 1px;
        }

        .news-list-item .news-content {
            flex: 1;
            min-width: 0;
        }

        .news-list-item .news-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.4;
            margin-bottom: 6px;
            transition: color var(--transition-smooth);
        }

        .news-list-item:hover .news-title {
            color: var(--color-primary);
        }

        .news-list-item .news-summary {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-list-item .news-meta-row {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 0.8rem;
            color: var(--color-text-secondary);
        }

        .news-list-item .news-tag {
            display: inline-block;
            padding: 3px 10px;
            background: rgba(18, 58, 58, 0.06);
            border-radius: 12px;
            font-size: 0.78rem;
            color: var(--color-primary);
            font-weight: 500;
            white-space: nowrap;
        }

        .news-read-more {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            color: var(--color-accent);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition-smooth);
        }

        .news-read-more:hover {
            color: var(--color-accent-hover);
            gap: 8px;
        }

        .news-read-more i {
            font-size: 0.7rem;
            transition: transform var(--transition-smooth);
        }

        .news-read-more:hover i {
            transform: translateX(3px);
        }

        .news-list-item .news-thumb {
            flex: 0 0 160px;
            height: 110px;
            border-radius: 10px;
            overflow: hidden;
            background: var(--color-bg);
            flex-shrink: 0;
        }

        .news-list-item .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .year-group-heading {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--color-primary);
            padding: 14px 0 10px;
            margin-top: 8px;
            border-bottom: 2px solid var(--color-accent);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .year-group-heading::before {
            content: '';
            width: 8px;
            height: 8px;
            background: var(--color-accent);
            border-radius: 50%;
            flex-shrink: 0;
        }

        /* ============ SIDEBAR ============ */
        .sidebar-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 24px;
            margin-bottom: 24px;
            border: 1px solid rgba(18, 58, 58, 0.06);
        }

        .sidebar-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--color-border-light);
        }

        .sidebar-card .subscribe-form {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .sidebar-card .subscribe-form input {
            padding: 11px 14px;
            border-radius: 8px;
            border: 1px solid var(--color-border-light);
            background: #FAFAF8;
            font-size: 0.9rem;
            transition: all var(--transition-smooth);
            width: 100%;
        }

        .sidebar-card .subscribe-form input:focus {
            outline: none;
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(191, 160, 108, 0.15);
            background: #FFFFFF;
        }

        .sidebar-card .subscribe-form .btn-submit-full {
            width: 100%;
            padding: 11px;
            background: var(--color-primary);
            color: #FFFFFF;
            font-weight: 700;
            border-radius: 8px;
            border: none;
            cursor: pointer;
            font-size: 0.95rem;
            transition: all var(--transition-smooth);
        }

        .sidebar-card .subscribe-form .btn-submit-full:hover {
            background: var(--color-primary-hover);
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(18, 58, 58, 0.25);
        }

        .sidebar-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .sidebar-tag {
            padding: 6px 14px;
            background: #F9F7F2;
            border-radius: 16px;
            font-size: 0.82rem;
            color: var(--color-text);
            cursor: pointer;
            transition: all var(--transition-smooth);
            border: 1px solid transparent;
            white-space: nowrap;
        }

        .sidebar-tag:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: #FDFBF7;
        }

        .sidebar-hot-item {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 10px 0;
            border-bottom: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
            cursor: pointer;
        }

        .sidebar-hot-item:last-child {
            border-bottom: none;
        }

        .sidebar-hot-item .hot-index {
            flex: 0 0 26px;
            width: 26px;
            height: 26px;
            background: var(--color-primary);
            color: #FFFFFF;
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            font-weight: 700;
            flex-shrink: 0;
        }

        .sidebar-hot-item:nth-child(2) .hot-index {
            background: var(--color-accent);
        }

        .sidebar-hot-item:nth-child(3) .hot-index {
            background: #8B9D83;
        }

        .sidebar-hot-item .hot-title {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text);
            line-height: 1.5;
            transition: color var(--transition-smooth);
        }

        .sidebar-hot-item:hover .hot-title {
            color: var(--color-accent);
        }

        /* ============ BOTTOM CTA ============ */
        .bottom-cta-section {
            background: var(--color-primary);
            padding: 48px 0;
            color: #FFFFFF;
            text-align: center;
        }

        .bottom-cta-section .container {
            max-width: 700px;
        }

        .bottom-cta-section h3 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: #FFFFFF;
        }

        .bottom-cta-section p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 24px;
            line-height: 1.7;
        }

        .bottom-cta-section .btn-primary {
            font-size: 1.05rem;
            padding: 14px 32px;
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--color-footer-bg);
            color: rgba(255, 255, 255, 0.85);
            padding: 48px 0 0;
            font-size: 0.9rem;
            line-height: 1.7;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand .footer-logo {
            font-size: 1.4rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }

        .footer-brand p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.88rem;
            line-height: 1.7;
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .footer-col ul li a,
        .footer-col ul li span {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.88rem;
            transition: color var(--transition-smooth);
            display: inline-block;
        }

        .footer-col ul li a:hover {
            color: var(--color-accent);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding: 16px 0;
            display: flex;
            flex-wrap: wrap;
            gap: 10px 20px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.6);
            justify-content: center;
            text-align: center;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition-smooth);
        }

        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        /* ============ RESPONSIVE ============ */
        @media screen and (max-width: 1024px) {
            .main-content-area .container {
                flex-direction: column;
                gap: 32px;
            }

            .content-sidebar {
                flex: 1 1 auto;
                width: 100%;
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }

            .content-sidebar .sidebar-card {
                margin-bottom: 0;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }

            .hero-live h1 {
                font-size: 2rem;
            }

            .hero-live-countdown {
                flex: 0 0 240px;
            }
        }

        @media screen and (max-width: 768px) {
            .header-nav {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: var(--color-nav-bg);
                flex-direction: column;
                padding: 12px 20px;
                gap: 4px;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
                z-index: 999;
            }

            .header-nav.show {
                display: flex;
            }

            .header-nav li a {
                padding: 10px 14px;
                width: 100%;
                border-radius: 6px;
            }

            .nav-toggle {
                display: flex;
            }

            .header-cta-btn {
                display: none;
            }

            .header-cta-btn.mobile-show {
                display: inline-flex;
                margin-top: 8px;
                width: 100%;
                justify-content: center;
            }

            .hero-live {
                min-height: auto;
            }

            .hero-live .container {
                flex-direction: column;
                gap: 24px;
            }

            .hero-live-content {
                flex: 1 1 auto;
            }

            .hero-live h1 {
                font-size: 1.6rem;
            }

            .hero-live-countdown {
                flex: 1 1 auto;
                width: 100%;
            }

            .news-list-item {
                flex-direction: column;
                gap: 12px;
            }

            .news-list-item .news-date-block {
                flex: 0 0 auto;
                display: flex;
                align-items: baseline;
                gap: 8px;
                text-align: left;
            }

            .news-list-item .news-date-day {
                font-size: 1.4rem;
            }

            .news-list-item .news-thumb {
                flex: 0 0 auto;
                width: 100%;
                height: 180px;
            }

            .content-sidebar {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .main-content-area {
                padding: var(--section-gap-mobile) 0;
            }

            .breadcrumb-bar {
                font-size: 0.8rem;
            }
        }

        @media screen and (max-width: 520px) {
            .hero-live h1 {
                font-size: 1.35rem;
            }

            .hero-live-subtitle {
                font-size: 0.95rem;
            }

            .hero-live-actions {
                flex-direction: column;
                gap: 10px;
            }

            .hero-live-actions .btn-primary,
            .hero-live-actions .btn-outline-light {
                width: 100%;
                justify-content: center;
            }

            .countdown-timer {
                gap: 6px;
            }

            .countdown-unit {
                min-width: 44px;
                padding: 10px 6px;
            }

            .countdown-unit .num {
                font-size: 1.5rem;
            }

            .year-filter-bar {
                gap: 6px;
            }

            .year-filter-btn {
                padding: 6px 14px;
                font-size: 0.82rem;
            }

            .news-list-item .news-title {
                font-size: 1rem;
            }

            .bottom-cta-section h3 {
                font-size: 1.3rem;
            }
        }

/* roulang page: category6 */
:root {
            --color-primary: #123A3A;
            --color-primary-hover: #0C2D2D;
            --color-accent: #BFA06C;
            --color-accent-hover: #A88B55;
            --color-bg: #F4F1EA;
            --color-card: #FFFFFF;
            --color-text: #1D2527;
            --color-text-secondary: #5A6466;
            --color-alert: #B85C3C;
            --color-border: rgba(18, 58, 58, 0.12);
            --color-border-light: #E3DCCF;
            --color-nav-bg: #123A3A;
            --color-footer-bg: #123A3A;
            --radius-card: 14px;
            --radius-card-mobile: 10px;
            --radius-btn: 8px;
            --shadow-card: 0 6px 24px rgba(18, 58, 58, 0.06);
            --shadow-card-hover: 0 14px 32px rgba(18, 58, 58, 0.10);
            --shadow-up: 0 -4px 20px rgba(18, 58, 58, 0.10);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', 'Inter', sans-serif;
            --transition-smooth: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --container-max: 1200px;
            --section-gap-desktop: 72px;
            --section-gap-mobile: 44px;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.8;
            min-height: 100vh;
            overflow-x: hidden;
            padding-bottom: 0;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-smooth);
        }

        a:hover {
            color: var(--color-accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }

        /* ============ HEADER / NAV ============ */
        .site-header {
            background: var(--color-nav-bg);
            position: sticky;
            top: 0;
            z-index: 1000;
            height: 72px;
            display: flex;
            align-items: center;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.10);
            transition: height var(--transition-smooth);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .header-logo {
            font-size: 1.4rem;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .header-logo .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #123A3A;
            font-weight: 700;
            flex-shrink: 0;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            flex-wrap: wrap;
            margin: 0;
        }

        .header-nav li a {
            display: block;
            padding: 8px 14px;
            color: rgba(255, 255, 255, 0.88);
            font-size: 0.95rem;
            font-weight: 500;
            border-radius: 6px;
            white-space: nowrap;
            transition: all var(--transition-smooth);
            position: relative;
        }

        .header-nav li a:hover,
        .header-nav li a.active {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.08);
        }

        .header-nav li a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--color-accent);
            border-radius: 1px;
        }

        .header-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            background: var(--color-accent);
            color: #123A3A;
            font-weight: 700;
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            white-space: nowrap;
            cursor: pointer;
            border: none;
            transition: all var(--transition-smooth);
            flex-shrink: 0;
        }

        .header-cta-btn:hover {
            background: var(--color-accent-hover);
            color: #0C2D2D;
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(191, 160, 108, 0.35);
        }

        .header-cta-btn:focus-visible {
            outline: 2px solid #FFFFFF;
            outline-offset: 2px;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            flex-direction: column;
            gap: 5px;
            z-index: 1001;
        }

        .nav-toggle span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: #FFFFFF;
            border-radius: 2px;
            transition: all var(--transition-smooth);
        }

        /* ============ BREADCRUMB ============ */
        .breadcrumb-bar {
            background: #FFFFFF;
            border-bottom: 1px solid var(--color-border-light);
            padding: 12px 0;
        }

        .breadcrumb-list {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            flex-wrap: wrap;
        }

        .breadcrumb-list li {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .breadcrumb-list li a {
            color: var(--color-text-secondary);
            transition: color var(--transition-smooth);
        }

        .breadcrumb-list li a:hover {
            color: var(--color-accent);
        }

        .breadcrumb-list li.current {
            color: var(--color-primary);
            font-weight: 600;
        }

        .breadcrumb-list .separator {
            color: var(--color-border-light);
            font-size: 0.75rem;
        }

        /* ============ HERO ============ */
        .page-hero {
            position: relative;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            min-height: 420px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(18, 58, 58, 0.82) 0%, rgba(18, 58, 58, 0.65) 50%, rgba(18, 58, 58, 0.78) 100%);
            z-index: 1;
        }

        .page-hero .container {
            position: relative;
            z-index: 2;
        }

        .page-hero-content {
            max-width: 680px;
            padding: 40px 0;
        }

        .page-hero-content .hero-tag {
            display: inline-block;
            background: rgba(191, 160, 108, 0.25);
            color: var(--color-accent);
            font-size: 0.85rem;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 20px;
            margin-bottom: 18px;
            letter-spacing: 0.03em;
            border: 1px solid rgba(191, 160, 108, 0.35);
        }

        .page-hero-content h1 {
            font-size: 2.5rem;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }

        .page-hero-content .hero-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            margin-bottom: 28px;
        }

        .page-hero-content .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            background: var(--color-accent);
            color: #123A3A;
            font-weight: 700;
            border-radius: var(--radius-btn);
            font-size: 1rem;
            cursor: pointer;
            border: none;
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: var(--color-accent-hover);
            color: #0C2D2D;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(191, 160, 108, 0.4);
        }

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            background: transparent;
            color: #FFFFFF;
            font-weight: 600;
            border-radius: var(--radius-btn);
            font-size: 1rem;
            cursor: pointer;
            border: 2px solid rgba(255, 255, 255, 0.55);
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #FFFFFF;
            color: #FFFFFF;
            transform: translateY(-2px);
        }

        /* ============ SECTIONS ============ */
        .section {
            padding: var(--section-gap-desktop) 0;
        }

        .section-alt {
            background: #FFFFFF;
        }

        .section-deep {
            background: var(--color-primary);
            color: #FFFFFF;
        }

        .section-header {
            margin-bottom: 44px;
        }

        .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            color: inherit;
            line-height: 1.3;
            margin-bottom: 10px;
        }

        .section-header .section-line {
            width: 56px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 2px;
            margin-bottom: 16px;
        }

        .section-header p {
            font-size: 1.05rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            max-width: 640px;
        }

        .section-deep .section-header h2 {
            color: #FFFFFF;
        }

        .section-deep .section-header p {
            color: rgba(255, 255, 255, 0.75);
        }

        /* ============ VALUE CARDS - ASYMMETRIC ============ */
        .value-grid-asym {
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            gap: 24px;
        }

        .value-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }

        .value-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-accent);
        }

        .value-card .card-icon {
            width: 48px;
            height: 48px;
            border-radius: 10px;
            background: rgba(18, 58, 58, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--color-primary);
            margin-bottom: 18px;
            transition: all var(--transition-smooth);
        }

        .value-card:hover .card-icon {
            background: var(--color-primary);
            color: #FFFFFF;
        }

        .value-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .value-card p {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        .value-card .card-stat {
            display: flex;
            align-items: baseline;
            gap: 6px;
            margin-top: 16px;
            padding-top: 16px;
            border-top: 1px solid var(--color-border);
        }

        .value-card .card-stat .stat-num {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--color-alert);
            line-height: 1;
        }

        .value-card .card-stat .stat-label {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
        }

        .value-sub-grid {
            display: grid;
            grid-template-rows: 1fr 1fr;
            gap: 24px;
        }

        /* ============ PROCESS TIMELINE ============ */
        .process-timeline {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }

        .process-step {
            text-align: center;
            position: relative;
            padding: 28px 16px;
            background: var(--color-card);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
        }

        .process-step:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-accent);
        }

        .process-step .step-number {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #FFFFFF;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            margin: 0 auto 16px;
            position: relative;
            z-index: 2;
        }

        .process-step h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .process-step p {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin: 0;
        }

        .process-connector {
            display: none;
        }

        /* ============ SCENE BLOCKS ============ */
        .scene-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            margin-bottom: 48px;
        }

        .scene-block:last-child {
            margin-bottom: 0;
        }

        .scene-block.reverse {
            direction: rtl;
        }

        .scene-block.reverse .scene-text {
            direction: ltr;
        }

        .scene-image {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            aspect-ratio: 4/3;
            background: var(--color-bg);
        }

        .scene-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-card);
        }

        .scene-text h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 14px;
            line-height: 1.3;
        }

        .scene-text p {
            font-size: 1rem;
            color: var(--color-text-secondary);
            line-height: 1.85;
            margin-bottom: 12px;
        }

        .scene-text .scene-tag {
            display: inline-block;
            background: rgba(191, 160, 108, 0.15);
            color: var(--color-accent);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 14px;
            margin-bottom: 12px;
        }

        /* ============ FAQ ACCORDION ============ */
        .faq-list {
            max-width: 860px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            margin-bottom: 14px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
        }

        .faq-item.active {
            border-color: var(--color-accent);
            background: #F9F7F2;
            box-shadow: 0 8px 28px rgba(18, 58, 58, 0.08);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            background: none;
            border: none;
            cursor: pointer;
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            gap: 16px;
            transition: all var(--transition-smooth);
            line-height: 1.5;
        }

        .faq-question:hover {
            color: var(--color-primary);
        }

        .faq-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(18, 58, 58, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            transition: all var(--transition-smooth);
            font-size: 0.85rem;
            color: var(--color-primary);
        }

        .faq-item.active .faq-icon {
            background: var(--color-accent);
            color: #123A3A;
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }

        .faq-item.active .faq-answer {
            max-height: 400px;
        }

        .faq-answer-content {
            padding: 0 24px 20px;
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
        }

        /* ============ FORM ============ */
        .consult-form-wrap {
            background: var(--color-card);
            border-radius: var(--radius-card);
            padding: 40px 36px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            max-width: 680px;
            margin: 0 auto;
        }

        .consult-form-wrap h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
            text-align: center;
        }

        .consult-form-wrap .form-subtitle {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            text-align: center;
            margin-bottom: 28px;
        }

        .form-group {
            margin-bottom: 18px;
        }

        .form-group label {
            display: block;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            height: 48px;
            padding: 0 16px;
            border: 1px solid rgba(18, 58, 58, 0.2);
            border-radius: 8px;
            font-size: 1rem;
            color: var(--color-text);
            background: #FAFAF8;
            transition: all var(--transition-smooth);
            box-sizing: border-box;
        }

        .form-group textarea {
            height: 120px;
            padding: 14px 16px;
            resize: vertical;
        }

        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(18, 58, 58, 0.08);
            background: #FFFFFF;
            outline: none;
        }

        .form-group input.error,
        .form-group textarea.error {
            border-color: var(--color-alert);
            box-shadow: 0 0 0 3px rgba(184, 92, 60, 0.08);
        }

        .btn-submit {
            width: 100%;
            padding: 14px 28px;
            background: var(--color-primary);
            color: #FFFFFF;
            font-weight: 700;
            border-radius: var(--radius-btn);
            font-size: 1.05rem;
            cursor: pointer;
            border: none;
            transition: all var(--transition-smooth);
            margin-top: 8px;
        }

        .btn-submit:hover {
            background: var(--color-primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(18, 58, 58, 0.25);
        }

        .btn-submit:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        /* ============ CTA BAR ============ */
        .cta-strip {
            background: var(--color-primary);
            padding: 28px 0;
            text-align: center;
        }

        .cta-strip .container {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 24px;
            flex-wrap: wrap;
        }

        .cta-strip p {
            color: #FFFFFF;
            font-size: 1.1rem;
            font-weight: 600;
            margin: 0;
        }

        .cta-strip .btn-primary {
            font-size: 1rem;
            padding: 12px 26px;
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--color-footer-bg);
            color: rgba(255, 255, 255, 0.8);
            padding: 48px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 36px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
        }

        .footer-brand .footer-logo {
            font-size: 1.4rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.65);
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 14px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
            transition: color var(--transition-smooth);
        }

        .footer-col ul li a:hover {
            color: var(--color-accent);
        }

        .footer-col ul li span {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: center;
            flex-wrap: wrap;
            gap: 16px;
            padding: 20px 0;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.5);
            text-align: center;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        /* ============ RESPONSIVE ============ */
        @media screen and (max-width: 1024px) {
            .page-hero-content h1 {
                font-size: 2rem;
            }
            .value-grid-asym {
                grid-template-columns: 1fr;
            }
            .value-sub-grid {
                grid-template-columns: 1fr 1fr;
                grid-template-rows: auto;
            }
            .process-timeline {
                grid-template-columns: repeat(2, 1fr);
            }
            .scene-block {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .scene-block.reverse {
                direction: ltr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .section {
                padding: var(--section-gap-mobile) 0;
            }
        }

        @media screen and (max-width: 768px) {
            .site-header {
                height: 60px;
            }
            .header-nav {
                display: none;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--color-nav-bg);
                flex-direction: column;
                padding: 16px 20px;
                gap: 4px;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
                z-index: 999;
            }
            .header-nav.open {
                display: flex;
            }
            .header-nav li a {
                padding: 12px 16px;
                width: 100%;
                border-radius: 6px;
            }
            .nav-toggle {
                display: flex;
            }
            .header-cta-btn {
                padding: 8px 16px;
                font-size: 0.85rem;
            }
            .page-hero {
                min-height: 340px;
            }
            .page-hero-content h1 {
                font-size: 1.6rem;
            }
            .page-hero-content .hero-subtitle {
                font-size: 1rem;
            }
            .page-hero-content .hero-actions {
                flex-direction: column;
            }
            .page-hero-content .hero-actions .btn-primary,
            .page-hero-content .hero-actions .btn-outline-light {
                width: 100%;
                justify-content: center;
            }
            .value-sub-grid {
                grid-template-columns: 1fr;
            }
            .process-timeline {
                grid-template-columns: 1fr;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .faq-question {
                font-size: 0.95rem;
                padding: 16px 18px;
            }
            .faq-answer-content {
                padding: 0 18px 16px;
            }
            .consult-form-wrap {
                padding: 24px 18px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 8px;
            }
            .cta-strip .container {
                flex-direction: column;
                text-align: center;
            }
            .breadcrumb-list {
                font-size: 0.8rem;
            }
        }

        @media screen and (max-width: 520px) {
            .page-hero-content h1 {
                font-size: 1.35rem;
            }
            .section-header h2 {
                font-size: 1.3rem;
            }
            .btn-primary,
            .btn-outline-light {
                padding: 11px 20px;
                font-size: 0.9rem;
            }
            .value-card {
                padding: 20px 16px;
            }
            .process-step {
                padding: 20px 12px;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #123A3A;
            --color-primary-hover: #0C2D2D;
            --color-accent: #BFA06C;
            --color-accent-hover: #A88B55;
            --color-bg: #F4F1EA;
            --color-card: #FFFFFF;
            --color-text: #1D2527;
            --color-text-secondary: #5A6466;
            --color-alert: #B85C3C;
            --color-border: rgba(18, 58, 58, 0.12);
            --color-border-light: #E3DCCF;
            --color-nav-bg: #123A3A;
            --color-footer-bg: #123A3A;
            --radius-card: 14px;
            --radius-card-mobile: 10px;
            --radius-btn: 8px;
            --shadow-card: 0 6px 24px rgba(18, 58, 58, 0.06);
            --shadow-card-hover: 0 14px 32px rgba(18, 58, 58, 0.10);
            --shadow-up: 0 -4px 20px rgba(18, 58, 58, 0.10);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', 'Inter', sans-serif;
            --transition-smooth: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --container-max: 1200px;
            --section-gap-desktop: 72px;
            --section-gap-mobile: 44px;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.8;
            min-height: 100vh;
            overflow-x: hidden;
            padding-bottom: 0;
            margin: 0;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-smooth);
        }

        a:hover {
            color: var(--color-accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0 0 0.6em;
            line-height: 1.3;
            color: var(--color-text);
        }

        h1 {
            font-size: 2.4rem;
            font-weight: 700;
            line-height: 1.25;
        }

        h2 {
            font-size: 1.85rem;
            font-weight: 700;
        }

        h3 {
            font-size: 1.35rem;
            font-weight: 600;
            line-height: 1.4;
        }

        p {
            margin: 0 0 1.5em;
            line-height: 1.85;
            font-size: 1.05rem;
            color: var(--color-text);
        }

        /* ============ HEADER / NAV ============ */
        .site-header {
            background: var(--color-nav-bg);
            position: sticky;
            top: 0;
            z-index: 1000;
            height: 72px;
            display: flex;
            align-items: center;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.10);
            transition: height var(--transition-smooth);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .header-logo {
            font-size: 1.4rem;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .header-logo .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #123A3A;
            font-weight: 700;
            flex-shrink: 0;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            flex-wrap: wrap;
            margin: 0;
            padding: 0;
        }

        .header-nav li a {
            display: block;
            padding: 8px 14px;
            color: rgba(255, 255, 255, 0.88);
            font-size: 0.95rem;
            font-weight: 500;
            border-radius: 6px;
            white-space: nowrap;
            transition: all var(--transition-smooth);
            position: relative;
        }

        .header-nav li a:hover,
        .header-nav li a.active {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.08);
        }

        .header-nav li a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--color-accent);
            border-radius: 1px;
        }

        .header-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            background: var(--color-accent);
            color: #123A3A;
            font-weight: 700;
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            white-space: nowrap;
            cursor: pointer;
            border: none;
            transition: all var(--transition-smooth);
            flex-shrink: 0;
        }

        .header-cta-btn:hover {
            background: var(--color-accent-hover);
            color: #0C2D2D;
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(191, 160, 108, 0.35);
        }

        .header-cta-btn:focus-visible {
            outline: 2px solid #FFFFFF;
            outline-offset: 2px;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            flex-direction: column;
            gap: 5px;
            z-index: 1001;
        }

        .nav-toggle span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: #FFFFFF;
            border-radius: 2px;
            transition: all var(--transition-smooth);
        }

        /* ============ HERO ============ */
        .page-hero {
            position: relative;
            min-height: 520px;
            display: flex;
            align-items: center;
            background: var(--color-primary);
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(18, 58, 58, 0.55);
            z-index: 1;
        }

        .page-hero .container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .hero-content {
            color: #FFFFFF;
        }

        .hero-content h1 {
            color: #FFFFFF;
            font-size: 2.6rem;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 0.5em;
            letter-spacing: 0.01em;
        }

        .hero-content h1 span {
            color: var(--color-accent);
        }

        .hero-content .hero-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.9);
            line-height: 1.7;
            margin-bottom: 1.8em;
            max-width: 520px;
        }

        .hero-cta-group {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: var(--color-accent);
            color: #123A3A;
            font-weight: 700;
            border-radius: var(--radius-btn);
            font-size: 1rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: var(--color-accent-hover);
            color: #0C2D2D;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(191, 160, 108, 0.4);
        }

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: transparent;
            color: #FFFFFF;
            font-weight: 600;
            border-radius: var(--radius-btn);
            font-size: 1rem;
            border: 1.5px solid rgba(255, 255, 255, 0.55);
            cursor: pointer;
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #FFFFFF;
            color: #FFFFFF;
            transform: translateY(-2px);
        }

        .hero-data-panel {
            background: rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-radius: 16px;
            padding: 32px 28px;
            border: 1px solid rgba(255, 255, 255, 0.15);
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .hero-data-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .hero-data-item:last-child {
            border-bottom: none;
        }

        .hero-data-num {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
            min-width: 70px;
            text-align: center;
        }

        .hero-data-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.4;
        }

        /* ============ SECTION ============ */
        .section {
            padding: var(--section-gap-desktop) 0;
        }

        .section-sm {
            padding: 48px 0;
        }

        .section-dark {
            background: var(--color-primary);
            color: #FFFFFF;
        }

        .section-dark h2,
        .section-dark h3 {
            color: #FFFFFF;
        }

        .section-dark p {
            color: rgba(255, 255, 255, 0.85);
        }

        .section-label {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-accent);
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-bottom: 0.6em;
        }

        .section-title {
            margin-bottom: 0.5em;
        }

        .section-desc {
            color: var(--color-text-secondary);
            max-width: 680px;
            margin-bottom: 2em;
            font-size: 1.05rem;
        }

        /* ============ ADVANTAGE CARDS ASYMMETRIC ============ */
        .advantages-grid {
            display: grid;
            grid-template-columns: 5fr 7fr;
            gap: 24px;
        }

        .advantage-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .advantage-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-accent);
        }

        .advantage-card .adv-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(18, 58, 58, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--color-primary);
            flex-shrink: 0;
        }

        .advantage-card h3 {
            margin: 0;
            font-size: 1.2rem;
            font-weight: 700;
        }

        .advantage-card p {
            margin: 0;
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        .advantage-card .adv-stat {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
        }

        .adv-sub-grid {
            display: grid;
            grid-template-rows: 1fr 1fr;
            gap: 24px;
        }

        /* ============ SERVICE CARDS GRID ============ */
        .service-cards-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .service-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }

        .service-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-accent);
        }

        .service-card-img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            display: block;
        }

        .service-card-body {
            padding: 22px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .service-card .card-tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--color-alert);
            background: rgba(184, 92, 60, 0.08);
            padding: 4px 10px;
            border-radius: 20px;
            align-self: flex-start;
        }

        .service-card h3 {
            margin: 0;
            font-size: 1.15rem;
            font-weight: 700;
        }

        .service-card .card-meta {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .service-card p {
            margin: 0;
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        .service-card .read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            color: var(--color-accent);
            font-size: 0.9rem;
            margin-top: auto;
            padding-top: 8px;
            transition: all var(--transition-smooth);
            cursor: pointer;
            border: none;
            background: none;
        }

        .service-card .read-more:hover {
            color: var(--color-accent-hover);
            gap: 10px;
        }

        .service-card-wide {
            grid-column: 1 / -1;
            display: grid;
            grid-template-columns: 2fr 3fr;
        }

        .service-card-wide .service-card-img {
            height: 100%;
            min-height: 280px;
        }

        /* ============ TIMELINE ============ */
        .timeline-list {
            list-style: none;
            padding: 0;
            margin: 0;
            position: relative;
        }

        .timeline-list::before {
            content: '';
            position: absolute;
            left: 32px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: var(--color-border-light);
            border-radius: 1px;
            z-index: 0;
        }

        .timeline-item {
            position: relative;
            padding-left: 80px;
            margin-bottom: 36px;
            z-index: 1;
        }

        .timeline-item:last-child {
            margin-bottom: 0;
        }

        .timeline-num {
            position: absolute;
            left: 0;
            top: 2px;
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: var(--color-card);
            border: 3px solid var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-primary);
            z-index: 2;
            box-shadow: 0 0 0 8px var(--color-bg);
        }

        .timeline-item:nth-child(even) .timeline-num {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }

        .timeline-content {
            background: var(--color-card);
            border-radius: var(--radius-card);
            padding: 24px 22px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
        }

        .timeline-content:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-accent);
        }

        .timeline-content h3 {
            margin: 0 0 6px;
            font-size: 1.15rem;
            font-weight: 700;
        }

        .timeline-content p {
            margin: 0;
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* ============ DEEP CONTENT ============ */
        .deep-content-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .deep-content-block.reverse {
            direction: rtl;
        }

        .deep-content-block.reverse>* {
            direction: ltr;
        }

        .deep-content-text h2 {
            margin-bottom: 0.5em;
        }

        .deep-content-text p {
            font-size: 1.05rem;
            line-height: 1.9;
            margin-bottom: 1.3em;
            color: var(--color-text);
        }

        .deep-content-img {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .deep-content-img img {
            width: 100%;
            height: auto;
            display: block;
        }

        /* ============ STATS BAR ============ */
        .stats-bar {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }

        .stat-item {
            padding: 24px 16px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-card);
            border: 1px solid rgba(255, 255, 255, 0.08);
        }

        .stat-num {
            font-size: 2.6rem;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
            margin-bottom: 8px;
        }

        .stat-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.4;
        }

        /* ============ FAQ ============ */
        .faq-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--color-card);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all var(--transition-smooth);
        }

        .faq-item.open {
            border-color: var(--color-accent);
            background: #F9F7F2;
        }

        .faq-question {
            width: 100%;
            padding: 18px 22px;
            background: none;
            border: none;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            transition: all var(--transition-smooth);
        }

        .faq-question:hover {
            color: var(--color-primary);
        }

        .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(18, 58, 58, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            transition: all var(--transition-smooth);
            font-size: 0.8rem;
            color: var(--color-primary);
        }

        .faq-item.open .faq-icon {
            background: var(--color-accent);
            color: #FFFFFF;
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 22px 18px;
        }

        .faq-answer p {
            margin: 0;
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
        }

        /* ============ CTA STRIP ============ */
        .cta-strip {
            background: var(--color-primary);
            padding: 40px 0;
            text-align: center;
            position: sticky;
            bottom: 0;
            z-index: 500;
            box-shadow: var(--shadow-up);
        }

        .cta-strip .container {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 24px;
            flex-wrap: wrap;
        }

        .cta-strip-text {
            color: #FFFFFF;
            font-size: 1.1rem;
            font-weight: 600;
            letter-spacing: 0.02em;
        }

        .cta-strip .btn-primary {
            font-size: 1rem;
            padding: 14px 32px;
        }

        .btn-outline-white {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: transparent;
            color: #FFFFFF;
            font-weight: 600;
            border-radius: var(--radius-btn);
            font-size: 1rem;
            border: 1.5px solid rgba(255, 255, 255, 0.45);
            cursor: pointer;
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }

        .btn-outline-white:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #FFFFFF;
            color: #FFFFFF;
            transform: translateY(-2px);
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--color-footer-bg);
            color: rgba(255, 255, 255, 0.8);
            padding: 56px 0 0;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 36px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }

        .footer-brand p {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.9rem;
            line-height: 1.7;
            margin: 0;
        }

        .footer-col h4 {
            color: #FFFFFF;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul li a,
        .footer-col ul li span {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.9rem;
            transition: color var(--transition-smooth);
            line-height: 1.5;
        }

        .footer-col ul li a:hover {
            color: var(--color-accent);
            text-decoration: underline;
            text-underline-offset: 4px;
        }

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
            align-items: center;
            padding: 20px 0;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.5);
            text-align: center;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        /* ============ RESPONSIVE ============ */
        @media screen and (max-width: 1024px) {
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.55rem;
            }
            .page-hero .container {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero-data-panel {
                flex-direction: row;
                flex-wrap: wrap;
                gap: 16px;
                padding: 20px 16px;
            }
            .hero-data-item {
                border-bottom: none;
                border-right: 1px solid rgba(255, 255, 255, 0.1);
                padding-right: 16px;
                flex: 1;
                min-width: 120px;
            }
            .hero-data-item:last-child {
                border-right: none;
            }
            .advantages-grid {
                grid-template-columns: 1fr;
            }
            .adv-sub-grid {
                grid-template-columns: 1fr 1fr;
                grid-template-rows: auto;
            }
            .service-cards-grid {
                grid-template-columns: 1fr;
            }
            .service-card-wide {
                grid-template-columns: 1fr;
            }
            .service-card-wide .service-card-img {
                height: 200px;
                min-height: auto;
            }
            .deep-content-block {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .deep-content-block.reverse {
                direction: ltr;
            }
            .stats-bar {
                grid-template-columns: 1fr 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .header-nav {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: var(--color-nav-bg);
                flex-direction: column;
                padding: 16px 20px;
                gap: 4px;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
                z-index: 999;
            }
            .header-nav.open {
                display: flex;
            }
            .header-nav li a {
                padding: 12px 16px;
                width: 100%;
                border-radius: 8px;
            }
            .nav-toggle {
                display: flex;
            }
            .header-cta-btn {
                display: none;
            }
            .header-cta-btn.mobile-visible {
                display: inline-flex;
                margin-left: auto;
                margin-right: 12px;
            }
            .site-header .container {
                flex-wrap: wrap;
            }
        }

        @media screen and (max-width: 768px) {
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.35rem;
            }
            h3 {
                font-size: 1.1rem;
            }
            .section {
                padding: var(--section-gap-mobile) 0;
            }
            .section-sm {
                padding: 32px 0;
            }
            .page-hero {
                min-height: 420px;
            }
            .hero-content h1 {
                font-size: 1.8rem;
            }
            .hero-content .hero-subtitle {
                font-size: 1rem;
            }
            .hero-cta-group {
                flex-direction: column;
            }
            .btn-primary,
            .btn-outline-light,
            .btn-outline-white {
                width: 100%;
                justify-content: center;
                padding: 14px 20px;
            }
            .hero-data-panel {
                flex-direction: column;
                gap: 10px;
            }
            .hero-data-item {
                border-right: none;
                border-bottom: 1px solid rgba(255, 255, 255, 0.1);
                padding-right: 0;
                padding-bottom: 10px;
            }
            .hero-data-num {
                font-size: 1.6rem;
                min-width: 50px;
            }
            .adv-sub-grid {
                grid-template-columns: 1fr;
            }
            .stats-bar {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-num {
                font-size: 1.8rem;
            }
            .timeline-item {
                padding-left: 60px;
            }
            .timeline-num {
                width: 46px;
                height: 46px;
                font-size: 1.1rem;
            }
            .timeline-list::before {
                left: 23px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .cta-strip .container {
                flex-direction: column;
                gap: 14px;
            }
            .cta-strip-text {
                font-size: 1rem;
            }
            .service-card-img {
                height: 180px;
            }
            .radius-card-mobile {
                border-radius: var(--radius-card-mobile);
            }
        }

        @media screen and (max-width: 520px) {
            .hero-data-panel {
                padding: 14px 10px;
            }
            .hero-data-num {
                font-size: 1.3rem;
                min-width: 40px;
            }
            .hero-data-label {
                font-size: 0.78rem;
            }
            .stats-bar {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 8px;
            }
            .container {
                padding: 0 14px;
            }
            .timeline-item {
                padding-left: 48px;
            }
            .timeline-num {
                width: 36px;
                height: 36px;
                font-size: 0.9rem;
                border-width: 2px;
            }
            .timeline-list::before {
                left: 18px;
            }
            .timeline-content {
                padding: 16px 14px;
            }
        }