/* roulang page: index */
:root {
            --primary: #12352E;
            --primary-hover: #0D2A24;
            --accent: #FF6A1A;
            --accent-hover: #E55A0F;
            --accent-light: #FF9A4D;
            --dark: #1F2422;
            --page-bg: #F6F4EF;
            --block-alt: #EFECE4;
            --card-bg: #FFFFFF;
            --border: #E2DFD7;
            --text-main: #3A403D;
            --text-secondary: #6A716D;
            --text-title: #1B201E;
            --text-on-dark: #F6F4EF;
            --text-on-dark-secondary: rgba(255, 255, 255, 0.72);
            --success: #1B8A5A;
            --warning: #D97706;
            --error: #DC2626;
            --info: #2563EB;
            --radius-card: 20px;
            --radius-panel: 24px;
            --radius-btn: 999px;
            --radius-tag: 10px;
            --shadow-card: 0 2px 8px rgba(18, 25, 22, 0.06);
            --shadow-card-hover: 0 12px 28px rgba(18, 25, 22, 0.12);
            --transition-base: all 0.3s ease;
            --container-max: 1200px;
            --header-height: 72px;
            --section-space: 88px;
            --section-space-mobile: 56px;
            --font-family: -apple-system, BlinkMacSystemFont, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
            --font-en: "DIN Alternate", "Barlow", "Roboto Mono", monospace;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-main);
            background-color: var(--page-bg);
            overflow-x: hidden;
        }

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

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

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
        }

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

        ul,
        ol {
            list-style: none;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: var(--section-space) 0;
        }

        .section-alt {
            background: var(--block-alt);
        }

        .section-white {
            background: var(--card-bg);
        }

        .text-gradient {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .text-accent {
            color: var(--accent);
        }

        .text-secondary {
            color: var(--text-secondary);
        }

        .text-right {
            text-align: right;
        }

        .section-title-wrap {
            margin-bottom: 48px;
            max-width: 720px;
        }

        .section-title-wrap.center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 106, 26, 0.10);
            color: var(--accent-hover);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.02em;
            padding: 6px 16px;
            border-radius: var(--radius-btn);
            margin-bottom: 16px;
        }

        .section-title {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.25;
            color: var(--text-title);
            letter-spacing: -0.5px;
        }

        .section-subtitle {
            font-size: 17px;
            line-height: 1.7;
            color: var(--text-secondary);
            margin-top: 12px;
        }

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: var(--header-height);
            background: var(--primary);
            z-index: 1000;
            transition: box-shadow 0.3s ease;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .site-header.scrolled {
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.25);
        }

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

        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
            line-height: 1;
            z-index: 1002;
            position: relative;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 17px;
            color: #fff;
            letter-spacing: -1px;
            box-shadow: 0 4px 12px rgba(255, 106, 26, 0.3);
        }

        .logo-text {
            color: #ffffff;
            font-size: 20px;
            font-weight: 700;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 34px;
            margin-left: auto;
            margin-right: 28px;
        }

        .main-nav a {
            color: rgba(255, 255, 255, 0.82);
            font-size: 15px;
            font-weight: 500;
            padding: 8px 2px;
            position: relative;
            transition: color 0.3s ease;
        }

        .main-nav a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 100%;
            height: 2px;
            background: var(--accent);
            transform: scaleX(0);
            transform-origin: left center;
            transition: transform 0.3s ease;
            border-radius: 2px;
        }

        .main-nav a:hover {
            color: #ffffff;
        }

        .main-nav a:hover::after {
            transform: scaleX(1);
        }

        .main-nav a.active {
            color: #ffffff;
        }

        .main-nav a.active::after {
            transform: scaleX(1);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .header-notice {
            background: rgba(255, 106, 26, 0.15);
            border: 1px solid rgba(255, 106, 26, 0.35);
            border-radius: var(--radius-btn);
            padding: 5px 14px;
            font-size: 12px;
            font-weight: 600;
            color: var(--accent-light);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .header-notice .dot {
            width: 7px;
            height: 7px;
            background: var(--accent);
            border-radius: 50%;
            display: inline-block;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(0.86); }
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 15px;
            font-weight: 600;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            transition: all 0.3s ease;
            border: none;
            line-height: 1.4;
            white-space: nowrap;
            cursor: pointer;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #ffffff;
            box-shadow: 0 4px 16px rgba(255, 106, 26, 0.25);
        }

        .btn-primary:hover {
            background: linear-gradient(135deg, var(--accent-hover), var(--accent));
            box-shadow: 0 8px 24px rgba(255, 106, 26, 0.35);
            transform: translateY(-2px);
            color: #ffffff;
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(255, 106, 26, 0.3);
        }

        .btn-outline {
            background: transparent;
            border: 2px solid var(--accent);
            color: var(--accent);
        }

        .btn-outline:hover {
            background: rgba(255, 106, 26, 0.08);
            border-color: var(--accent-hover);
            color: var(--accent-hover);
            transform: translateY(-2px);
        }

        .btn-outline:active {
            transform: translateY(0);
        }

        .btn-dark {
            background: var(--primary);
            color: #ffffff;
        }

        .btn-dark:hover {
            background: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(18, 53, 46, 0.25);
        }

        .btn-dark-outline {
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.4);
            color: #ffffff;
        }

        .btn-dark-outline:hover {
            border-color: #ffffff;
            background: rgba(255, 255, 255, 0.06);
            transform: translateY(-2px);
        }

        .btn-dark-outline:active {
            transform: translateY(0);
        }

        .btn-sm {
            padding: 8px 20px;
            font-size: 14px;
        }

        .btn-block {
            width: 100%;
        }

        .mobile-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.08);
            align-items: center;
            justify-content: center;
            z-index: 1002;
            position: relative;
        }

        .mobile-toggle span,
        .mobile-toggle span::before,
        .mobile-toggle span::after {
            content: '';
            display: block;
            width: 20px;
            height: 2px;
            background: #ffffff;
            border-radius: 2px;
            transition: all 0.4s ease;
        }

        .mobile-toggle span {
            position: relative;
        }

        .mobile-toggle span::before {
            position: absolute;
            top: -6px;
            left: 0;
        }

        .mobile-toggle span::after {
            position: absolute;
            bottom: -6px;
            left: 0;
        }

        .mobile-toggle.open span {
            background: transparent;
        }

        .mobile-toggle.open span::before {
            top: 0;
            transform: rotate(45deg);
        }

        .mobile-toggle.open span::after {
            bottom: 0;
            transform: rotate(-45deg);
        }

        .mobile-menu {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: var(--primary);
            z-index: 1001;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 32px;
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.4s ease, visibility 0.4s ease;
        }

        .mobile-menu.open {
            opacity: 1;
            visibility: visible;
        }

        .mobile-menu a {
            color: #ffffff;
            font-size: 24px;
            font-weight: 600;
            opacity: 0.8;
            transition: opacity 0.3s ease;
            padding: 8px 20px;
            border-radius: 12px;
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            opacity: 1;
            background: rgba(255, 255, 255, 0.06);
        }

        .mobile-menu .mobile-cta {
            margin-top: 16px;
        }

        /* Hero */
        .hero {
            position: relative;
            min-height: 82vh;
            display: flex;
            align-items: center;
            padding-top: calc(var(--header-height) + 32px);
            padding-bottom: 88px;
            background-image: linear-gradient(to right, rgba(18, 53, 46, 0.95), rgba(18, 53, 46, 0.75), rgba(18, 53, 46, 0.35)), url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center right;
            background-attachment: scroll;
            overflow: hidden;
        }

        .hero::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 520px;
            height: 100%;
            background: radial-gradient(circle at center right, rgba(255, 106, 26, 0.08), transparent 70%);
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.16);
            backdrop-filter: blur(8px);
            border-radius: var(--radius-btn);
            padding: 6px 16px;
            font-size: 13px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 24px;
        }

        .hero-badge .icon {
            width: 6px;
            height: 6px;
            background: var(--accent);
            border-radius: 50%;
        }

        .hero h1 {
            font-size: 52px;
            font-weight: 700;
            line-height: 1.2;
            color: #ffffff;
            letter-spacing: -1px;
            margin-bottom: 20px;
        }

        .hero h1 .highlight {
            color: var(--accent-light);
            position: relative;
        }

        .hero-subtitle {
            font-size: 19px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.82);
            margin-bottom: 36px;
            max-width: 600px;
        }

        .hero-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 48px;
        }

        .hero-stats {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
        }

        .stat-badge {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: var(--radius-card);
            padding: 14px 20px;
            display: flex;
            align-items: center;
            gap: 12px;
            backdrop-filter: blur(6px);
            min-width: 150px;
            flex: 1;
        }

        .stat-badge .num {
            font-family: var(--font-en);
            font-size: 32px;
            font-weight: 700;
            line-height: 1;
            color: var(--accent-light);
            font-variant-numeric: tabular-nums;
            letter-spacing: -1px;
        }

        .stat-badge .num .unit {
            font-size: 17px;
            margin-left: 2px;
            color: rgba(255, 255, 255, 0.8);
        }

        .stat-badge .label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.4;
        }

        /* Trust bar */
        .trust-bar {
            background: var(--card-bg);
            border-bottom: 1px solid var(--border);
            padding: 24px 0;
        }

        .trust-inner {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .trust-item {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 8px 20px;
            border-radius: var(--radius-tag);
            background: var(--page-bg);
            letter-spacing: 0.02em;
        }

        /* Feature grid */
        .feature-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .feature-card-wide {
            grid-column: 1 / -1;
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 40px;
            align-items: center;
            background: var(--card-bg);
            border-radius: var(--radius-panel);
            padding: 48px;
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(18, 25, 22, 0.04);
            transition: box-shadow 0.4s ease;
        }

        .feature-card-wide:hover {
            box-shadow: var(--shadow-card-hover);
        }

        .feature-card-wide .feature-img {
            border-radius: 16px;
            overflow: hidden;
            position: relative;
        }

        .feature-card-wide .feature-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 300px;
            transition: transform 0.5s ease;
        }

        .feature-card-wide:hover .feature-img img {
            transform: scale(1.02);
        }

        .feature-img-badge {
            position: absolute;
            bottom: 16px;
            left: 16px;
            background: rgba(18, 53, 46, 0.92);
            backdrop-filter: blur(4px);
            border-radius: var(--radius-tag);
            padding: 10px 16px;
            display: flex;
            align-items: center;
            gap: 8px;
            color: #ffffff;
            font-size: 13px;
            font-weight: 500;
        }

        .feature-img-badge .num {
            font-family: var(--font-en);
            font-size: 22px;
            font-weight: 700;
            color: var(--accent-light);
            font-variant-numeric: tabular-nums;
        }

        .feature-card {
            background: var(--card-bg);
            border-radius: var(--radius-panel);
            padding: 36px;
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(18, 25, 22, 0.04);
            transition: box-shadow 0.4s ease, transform 0.3s ease;
            display: flex;
            flex-direction: column;
            min-height: 420px;
        }

        .feature-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }

        .feature-icon {
            width: 56px;
            height: 56px;
            background: linear-gradient(135deg, var(--primary), var(--primary-hover));
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            margin-bottom: 24px;
            color: var(--accent-light);
        }

        .feature-icon.alt {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #ffffff;
        }

        .feature-card h3 {
            font-size: 21px;
            font-weight: 700;
            color: var(--text-title);
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .feature-card p {
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-secondary);
            margin-bottom: 20px;
            flex-grow: 1;
        }

        .feature-link {
            color: var(--accent);
            font-size: 15px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap 0.3s ease;
        }

        .feature-link:hover {
            gap: 10px;
            color: var(--accent-hover);
        }

        .feature-metrics {
            display: flex;
            gap: 24px;
            margin-top: 16px;
            padding-top: 16px;
            border-top: 1px solid var(--border);
        }

        .metric-item .value {
            font-family: var(--font-en);
            font-size: 26px;
            font-weight: 700;
            color: var(--primary);
            font-variant-numeric: tabular-nums;
            line-height: 1.2;
        }

        .metric-item .label {
            font-size: 13px;
            color: var(--text-secondary);
            margin-top: 2px;
        }

        /* Scenario section */
        .scenario-block {
            display: grid;
            grid-template-columns: 1fr 1.1fr;
            gap: 48px;
            align-items: center;
        }

        .scenario-image {
            position: relative;
            border-radius: var(--radius-panel);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .scenario-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
            min-height: 320px;
        }

        .scenario-image .badge-overlay {
            position: absolute;
            top: 20px;
            right: 20px;
            background: var(--card-bg);
            border-radius: var(--radius-tag);
            padding: 10px 16px;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .scenario-image .badge-overlay .num {
            font-family: var(--font-en);
            font-size: 24px;
            font-weight: 700;
            color: var(--accent);
            font-variant-numeric: tabular-nums;
        }

        .scenario-body h3 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-title);
            margin-bottom: 16px;
            line-height: 1.35;
        }

        .scenario-body .lead {
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-secondary);
            margin-bottom: 24px;
        }

        .step-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
            margin-top: 24px;
        }

        .step-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }

        .step-num {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(255, 106, 26, 0.1);
            color: var(--accent);
            font-size: 14px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            margin-top: 2px;
        }

        .step-item h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-title);
            margin-bottom: 4px;
        }

        .step-item p {
            font-size: 14px;
            line-height: 1.65;
            color: var(--text-secondary);
        }

        /* News list */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .news-card {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid rgba(18, 25, 22, 0.04);
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.4s ease, transform 0.3s ease;
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .news-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }

        .news-thumb {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
            background: var(--block-alt);
        }

        .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .news-card:hover .news-thumb img {
            transform: scale(1.03);
        }

        .news-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(255, 106, 26, 0.92);
            color: #ffffff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-tag);
            letter-spacing: 0.02em;
        }

        .news-body {
            padding: 20px;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }

        .news-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 10px;
        }

        .news-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-title);
            line-height: 1.5;
            margin-bottom: 10px;
            transition: color 0.3s ease;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card:hover .news-title {
            color: var(--accent);
        }

        .news-excerpt {
            font-size: 14px;
            line-height: 1.65;
            color: var(--text-secondary);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 16px;
            flex-grow: 1;
        }

        .news-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            border-top: 1px solid var(--border);
            padding-top: 14px;
            margin-top: auto;
            transition: gap 0.3s ease;
        }

        .news-link:hover {
            gap: 10px;
            color: var(--accent);
        }

        .news-empty {
            text-align: center;
            padding: 60px 20px;
            border: 2px dashed var(--border);
            border-radius: var(--radius-panel);
            background: rgba(246, 244, 239, 0.5);
        }

        .news-empty .empty-icon {
            font-size: 48px;
            margin-bottom: 16px;
        }

        .news-empty p {
            font-size: 16px;
            color: var(--text-secondary);
        }

        /* Social proof */
        .proof-stats {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-bottom: 48px;
        }

        .proof-stat {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            text-align: center;
            border: 1px solid rgba(18, 25, 22, 0.04);
            box-shadow: var(--shadow-card);
        }

        .proof-stat .number {
            font-family: var(--font-en);
            font-size: 40px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.1;
            font-variant-numeric: tabular-nums;
            letter-spacing: -1px;
        }

        .proof-stat .number .plus {
            color: var(--accent);
            font-size: 28px;
            vertical-align: top;
        }

        .proof-stat .label-text {
            font-size: 14px;
            color: var(--text-secondary);
            margin-top: 8px;
        }

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

        .testimonial-card {
            background: var(--card-bg);
            border-radius: var(--radius-panel);
            padding: 36px;
            border: 1px solid rgba(18, 25, 22, 0.04);
            box-shadow: var(--shadow-card);
            position: relative;
            transition: box-shadow 0.4s ease, transform 0.3s ease;
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .testimonial-card::before {
            content: '"';
            position: absolute;
            top: 16px;
            right: 28px;
            font-size: 72px;
            font-family: Georgia, serif;
            color: rgba(255, 106, 26, 0.12);
            line-height: 1;
        }

        .testimonial-text {
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-main);
            margin-bottom: 24px;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 12px;
            border-top: 1px solid var(--border);
            padding-top: 20px;
        }

        .author-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--primary-hover));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 16px;
        }

        .author-info {
            flex: 1;
        }

        .author-name {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-title);
        }

        .author-zone {
            font-size: 13px;
            color: var(--text-secondary);
            margin-top: 2px;
        }

        .author-result {
            font-family: var(--font-en);
            font-size: 18px;
            font-weight: 700;
            color: var(--accent);
            font-variant-numeric: tabular-nums;
        }

        /* FAQ */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 16px;
            overflow: hidden;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }

        .faq-item.active {
            border-color: rgba(255, 106, 26, 0.4);
            box-shadow: 0 4px 16px rgba(255, 106, 26, 0.06);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 22px 28px;
            text-align: left;
            font-size: 17px;
            font-weight: 600;
            color: var(--text-title);
            background: transparent;
            min-height: 44px;
            line-height: 1.5;
        }

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

        .faq-icon {
            width: 24px;
            height: 24px;
            flex-shrink: 0;
            position: relative;
            margin-left: auto;
        }

        .faq-icon::before,
        .faq-icon::after {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            width: 16px;
            height: 2px;
            background: var(--text-secondary);
            border-radius: 2px;
            transform: translate(-50%, -50%);
            transition: all 0.3s ease;
        }

        .faq-icon::after {
            transform: translate(-50%, -50%) rotate(90deg);
        }

        .faq-item.active .faq-icon::before {
            background: var(--accent);
        }

        .faq-item.active .faq-icon::after {
            background: var(--accent);
            transform: translate(-50%, -50%) rotate(0deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
            padding: 0 28px;
        }

        .faq-item.active .faq-answer {
            max-height: 400px;
            padding: 0 28px 24px;
        }

        .faq-answer p {
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-secondary);
            border-top: 1px solid var(--border);
            padding-top: 18px;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--dark) 100%);
            position: relative;
            overflow: hidden;
            padding: 100px 0;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -100px;
            width: 480px;
            height: 480px;
            background: radial-gradient(circle, rgba(255, 106, 26, 0.12), transparent 70%);
            pointer-events: none;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40%;
            left: 10%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(255, 106, 26, 0.08), transparent 70%);
            pointer-events: none;
        }

        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 680px;
            margin: 0 auto;
        }

        .cta-title {
            font-size: 38px;
            font-weight: 700;
            color: #ffffff;
            line-height: 1.3;
            margin-bottom: 16px;
        }

        .cta-subtitle {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.75;
            margin-bottom: 36px;
        }

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

        /* Footer */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.65);
            padding-top: 64px;
            font-size: 14px;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-brand p {
            margin-top: 14px;
            line-height: 1.75;
            color: rgba(255, 255, 255, 0.55);
            max-width: 280px;
        }

        .footer-col-title {
            font-size: 15px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 20px;
            letter-spacing: 0.02em;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.55);
            transition: color 0.3s ease;
            font-size: 14px;
            line-height: 1.6;
        }

        .footer-links a:hover {
            color: var(--accent-light);
            padding-left: 4px;
        }

        .footer-contact-item {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            margin-bottom: 12px;
            color: rgba(255, 255, 255, 0.55);
            font-size: 14px;
            line-height: 1.6;
        }

        .footer-contact-item .icon {
            color: var(--accent-light);
            flex-shrink: 0;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 24px 0;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.35);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.35);
        }

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

        /* Bottom CTA Bar */
        .bottom-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            background: rgba(18, 53, 46, 0.96);
            backdrop-filter: blur(12px);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 14px 0;
            z-index: 900;
            transform: translateY(100%);
            opacity: 0;
            transition: transform 0.4s ease, opacity 0.4s ease;
            padding-bottom: calc(14px + env(safe-area-inset-bottom, 0px));
        }

        .bottom-cta.visible {
            transform: translateY(0);
            opacity: 1;
        }

        .bottom-cta-inner {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 24px;
        }

        .bottom-cta-text {
            color: #ffffff;
            font-size: 15px;
            font-weight: 500;
        }

        .bottom-cta .btn {
            padding: 10px 24px;
            font-size: 14px;
        }

        .bottom-cta-close {
            position: absolute;
            right: 16px;
            top: 50%;
            transform: translateY(-50%);
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.1);
            color: rgba(255, 255, 255, 0.6);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            transition: background 0.3s ease, color 0.3s ease;
        }

        .bottom-cta-close:hover {
            background: rgba(255, 255, 255, 0.2);
            color: #ffffff;
        }

        body {
            padding-bottom: 90px;
        }

        /* Focus states */
        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(255, 106, 26, 0.5);
            outline-offset: 2px;
            border-radius: 4px;
        }

        ::selection {
            background: rgba(255, 106, 26, 0.2);
            color: var(--text-title);
        }

        @media (max-width: 1024px) {
            .main-nav {
                gap: 20px;
                margin-right: 16px;
            }

            .main-nav a {
                font-size: 14px;
            }

            .footer-top {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: var(--section-space-mobile) 0;
            }

            .main-nav {
                display: none;
            }

            .mobile-toggle {
                display: flex;
            }

            .header-actions .header-notice {
                display: none;
            }

            .header-actions .btn-sm {
                display: none;
            }

            .hero {
                min-height: 75vh;
                padding-bottom: 56px;
                background-position: 70% center;
            }

            .hero h1 {
                font-size: 36px;
            }

            .hero-subtitle {
                font-size: 16px;
            }

            .hero-stats {
                gap: 10px;
            }

            .stat-badge {
                padding: 12px 14px;
                min-width: 130px;
            }

            .stat-badge .num {
                font-size: 26px;
            }

            .feature-grid {
                grid-template-columns: 1fr;
            }

            .feature-card-wide {
                grid-template-columns: 1fr;
                padding: 28px;
                gap: 24px;
            }

            .feature-card-wide .feature-img img {
                min-height: 220px;
            }

            .feature-card {
                padding: 28px;
                min-height: auto;
            }

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

            .scenario-image img {
                min-height: 240px;
            }

            .news-grid {
                grid-template-columns: 1fr;
            }

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

            .testimonial-grid {
                grid-template-columns: 1fr;
            }

            .cta-title {
                font-size: 28px;
            }

            .footer-top {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .bottom-cta-text {
                font-size: 13px;
            }

            .bottom-cta .btn {
                padding: 8px 16px;
                font-size: 13px;
            }

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

        @media (max-width: 480px) {
            .container {
                padding: 0 16px;
            }

            .logo-text {
                font-size: 17px;
            }

            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 15px;
            }

            .hero h1 {
                font-size: 32px;
            }

            .hero-subtitle {
                font-size: 15px;
            }

            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }

            .hero-actions .btn {
                width: 100%;
            }

            .stat-badge {
                min-width: 45%;
                flex: 1;
            }

            .section-title {
                font-size: 26px;
            }

            .section-tag {
                font-size: 12px;
            }

            .feature-card-wide {
                padding: 20px;
            }

            .feature-metrics {
                flex-direction: column;
                gap: 12px;
            }

            .feature-card {
                padding: 22px;
            }

            .scenario-body h3 {
                font-size: 22px;
            }

            .cta-section {
                padding: 64px 0;
            }

            .cta-title {
                font-size: 24px;
            }

            .cta-actions {
                flex-direction: column;
            }

            .cta-actions .btn {
                width: 100%;
            }

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

            .proof-stat {
                padding: 20px 14px;
            }

            .proof-stat .number {
                font-size: 30px;
            }

            .testimonial-card {
                padding: 24px;
            }

            .faq-question {
                padding: 18px 20px;
                font-size: 16px;
            }

            .faq-answer {
                padding: 0 20px;
            }

            .faq-item.active .faq-answer {
                padding: 0 20px 20px;
            }

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

            .bottom-cta-inner {
                flex-direction: column;
                gap: 8px;
                text-align: center;
                padding: 0 50px 0 16px;
            }

            .bottom-cta-text {
                font-size: 12px;
                line-height: 1.4;
            }
        }

/* roulang page: article */
:root{
    --brand:#12352E;
    --brand-hover:#0D2A24;
    --accent:#FF6A1A;
    --accent-hover:#E55A0F;
    --accent-2:#FF9A4D;
    --charcoal:#1F2422;
    --bg-main:#F6F4EF;
    --bg-white:#FFFFFF;
    --bg-warm:#EFECE4;
    --line:#E2DFD7;
    --text-main:#3A403D;
    --text-sub:#6A716D;
    --text-heading:#1B201E;
    --text-on-dark:#F6F4EF;
    --radius-card:20px;
    --radius-panel:24px;
    --radius-pill:999px;
    --shadow-card:0 2px 8px rgba(18,25,22,0.06);
    --shadow-hover:0 12px 28px rgba(18,25,22,0.12);
    --shadow-nav:0 6px 24px rgba(18,25,22,0.16);
    --transition:all .25s ease;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
    font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
    font-size:16px;line-height:1.75;color:var(--text-main);background:var(--bg-main);
    -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
    padding-top:72px;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand);text-decoration:none;transition:var(--transition)}
a:hover{color:var(--accent)}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,textarea{font-family:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}

/* ===== Header ===== */
.site-header{
    position:fixed;top:0;left:0;right:0;height:72px;background:var(--brand);
    z-index:1000;transition:var(--transition);
}
.site-header.scrolled{box-shadow:var(--shadow-nav)}
.header-inner{
    display:flex;align-items:center;justify-content:space-between;
    height:72px;gap:24px;
}
.logo{
    display:flex;align-items:center;gap:10px;color:var(--text-on-dark);flex-shrink:0;
}
.logo-icon{
    width:38px;height:38px;border-radius:12px;
    background:linear-gradient(135deg,var(--accent),var(--accent-2));
    display:flex;align-items:center;justify-content:center;
    font-weight:800;font-size:15px;color:#fff;letter-spacing:-.5px;
}
.logo-text{font-size:19px;font-weight:700;letter-spacing:.2px;color:#fff;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:6px}
.main-nav a{
    position:relative;color:rgba(255,255,255,.82);font-size:15px;font-weight:500;
    padding:8px 14px;border-radius:10px;transition:var(--transition);
}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.08)}
.main-nav a.active{
    color:#fff;font-weight:600;
}
.main-nav a.active::after{
    content:'';position:absolute;left:14px;right:14px;bottom:2px;height:2px;
    background:var(--accent);border-radius:4px;
}
.nav-right{display:flex;align-items:center;gap:14px}
.nav-status{
    display:inline-flex;align-items:center;gap:6px;
    background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.14);
    color:#fff;font-size:13px;font-weight:500;padding:6px 14px;border-radius:var(--radius-pill);
}
.nav-status .dot{
    width:7px;height:7px;border-radius:50%;background:var(--accent);
    animation:pulse 2s infinite;
}
@keyframes pulse{
    0%,100%{opacity:1;transform:scale(1)}
    50%{opacity:.5;transform:scale(.85)}
}
.btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    font-weight:600;font-size:15px;line-height:1;
    padding:14px 28px;border-radius:var(--radius-pill);
    transition:var(--transition);border:2px solid transparent;
}
.btn-primary{
    background:linear-gradient(135deg,var(--accent),var(--accent-2));
    color:#fff;box-shadow:0 6px 18px rgba(255,106,26,.28);
}
.btn-primary:hover{
    color:#fff;transform:translateY(-2px);
    box-shadow:0 10px 24px rgba(255,106,26,.36);
}
.btn-primary:active{transform:translateY(0)}
.btn-outline{
    background:transparent;color:#fff;border-color:rgba(255,255,255,.6);
}
.btn-outline:hover{
    border-color:#fff;color:#fff;background:rgba(255,255,255,.08);
}
.btn-outline-dark{
    background:transparent;color:var(--brand);border-color:var(--brand);
}
.btn-outline-dark:hover{
    background:var(--brand);color:#fff;transform:translateY(-2px);
}
.btn-lg{padding:16px 40px;font-size:16px}
.nav-toggle{display:none;flex-direction:column;gap:5px;padding:8px;border-radius:10px}
.nav-toggle span{
    display:block;width:22px;height:2px;background:#fff;border-radius:4px;transition:var(--transition);
}
.nav-toggle:hover{background:rgba(255,255,255,.12)}

/* ===== Mobile Nav Drawer ===== */
@media(max-width:1023px){
    .main-nav{
        position:fixed;top:72px;left:0;right:0;bottom:0;background:var(--brand);
        flex-direction:column;justify-content:flex-start;align-items:flex-start;
        gap:8px;padding:40px 32px;transform:translateX(100%);
        transition:transform .3s ease;z-index:999;overflow-y:auto;
    }
    .site-header.nav-open .main-nav{transform:translateX(0)}
    .main-nav a{
        font-size:22px;padding:14px 12px;color:rgba(255,255,255,.9);width:100%;
        border-bottom:1px solid rgba(255,255,255,.08);
    }
    .main-nav a.active::after{display:none}
    .nav-right .btn-primary{display:none}
    .nav-right .nav-status{display:none}
    .nav-toggle{display:flex}
    .nav-drawer-cta{
        margin-top:40px;width:100%;display:flex;flex-direction:column;gap:12px;
    }
}
@media(min-width:1024px){
    .nav-drawer-cta{display:none}
}

/* ===== Page Banner ===== */
.article-banner{
    background:linear-gradient(135deg,var(--brand) 0%,var(--charcoal) 100%);
    position:relative;overflow:hidden;
}
.article-banner::before{
    content:'';position:absolute;top:0;right:0;width:420px;height:420px;
    background:radial-gradient(circle,rgba(255,106,26,.22),transparent 65%);
    pointer-events:none;
}
.article-banner::after{
    content:'';position:absolute;left:0;bottom:0;right:0;height:1px;
    background:rgba(255,255,255,.08);
}
.article-banner .container{
    padding-top:56px;padding-bottom:64px;position:relative;z-index:1;
}
.breadcrumb{
    display:flex;align-items:center;flex-wrap:wrap;gap:8px;
    font-size:14px;color:rgba(255,255,255,.65);margin-bottom:28px;
}
.breadcrumb a{color:rgba(255,255,255,.65)}
.breadcrumb a:hover{color:#fff}
.breadcrumb .sep{opacity:.45}
.breadcrumb .current{color:#fff;font-weight:500;max-width:260px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-banner-title{
    font-size:38px;font-weight:700;line-height:1.25;color:#fff;
    margin-bottom:20px;letter-spacing:-.5px;max-width:820px;
}
.category-pill{
    display:inline-flex;align-items:center;gap:6px;
    background:rgba(255,106,26,.18);border:1px solid rgba(255,106,26,.4);
    color:var(--accent-2);font-size:13px;font-weight:600;
    padding:5px 14px;border-radius:var(--radius-pill);margin-bottom:16px;
}
.article-banner-meta{
    display:flex;align-items:center;flex-wrap:wrap;gap:20px;
    font-size:14px;color:rgba(255,255,255,.68);margin-top:20px;
}
.article-banner-meta span{display:inline-flex;align-items:center;gap:6px}

/* ===== Article Layout ===== */
.article-body{padding:56px 0 80px;min-height:500px}
.article-layout{
    display:flex;gap:40px;align-items:flex-start;
}
.article-main{
    flex:1;min-width:0;max-width:840px;background:var(--bg-white);
    border-radius:var(--radius-panel);padding:48px 52px;
    box-shadow:var(--shadow-card);
}
.article-content{max-width:720px;margin:0 auto}
.article-abstract{
    font-size:16px;color:var(--text-sub);line-height:1.7;
    border-left:3px solid var(--accent);padding:8px 0 8px 20px;
    margin:24px 0 32px;background:var(--bg-main);border-radius:0 12px 12px 0;
    padding:14px 20px;
}
.article-content h1{display:none}
.article-content h2{
    font-size:26px;font-weight:700;color:var(--text-heading);
    margin:48px 0 20px;line-height:1.4;letter-spacing:-.3px;
    padding-bottom:12px;border-bottom:1px solid var(--line);
}
.article-content h3{
    font-size:20px;font-weight:600;color:var(--text-heading);
    margin:36px 0 16px;line-height:1.4;
}
.article-content p{
    margin-bottom:1.2em;font-size:16.5px;line-height:1.8;color:var(--text-main);
}
.article-content img{
    border-radius:16px;margin:30px 0;width:100%;object-fit:cover;
    box-shadow:var(--shadow-card);
}
.article-content blockquote{
    background:var(--bg-main);border-left:4px solid var(--accent);
    padding:20px 24px;border-radius:0 14px 14px 0;margin:32px 0;
    font-size:16px;color:var(--text-sub);line-height:1.7;
}
.article-content ul,.article-content ol{
    margin:0 0 1.2em;padding-left:1.6em;line-height:1.8;
}
.article-content ul li{list-style:disc;margin-bottom:.5em}
.article-content ol li{list-style:decimal;margin-bottom:.5em}
.article-content a{
    color:var(--accent);font-weight:500;border-bottom:1px solid transparent;
}
.article-content a:hover{border-bottom-color:var(--accent)}

/* ===== Article Nav ===== */
.article-nav{
    display:flex;gap:20px;margin-top:56px;padding-top:32px;
    border-top:1px solid var(--line);
}
.article-nav-link{
    flex:1;background:var(--bg-main);border-radius:16px;padding:20px 24px;
    transition:var(--transition);border:1px solid var(--line);
    display:flex;flex-direction:column;gap:6px;
}
.article-nav-link:hover{background:var(--bg-white);box-shadow:var(--shadow-card);border-color:var(--accent)}
.article-nav-link .label{font-size:12px;color:var(--text-sub);display:flex;align-items:center;gap:6px}
.article-nav-link .title{font-size:15px;font-weight:600;color:var(--text-heading);line-height:1.5}
.article-nav-link:hover .title{color:var(--accent)}

/* ===== Related Posts ===== */
.related-section{
    margin-top:80px;
}
.related-section .section-heading{
    display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:32px;
}
.related-section .section-heading h2{
    font-size:28px;font-weight:700;color:var(--text-heading);letter-spacing:-.3px;
}
.related-grid{
    display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.post-card{
    background:var(--bg-white);border-radius:var(--radius-card);
    overflow:hidden;border:1px solid var(--line);
    box-shadow:var(--shadow-card);transition:var(--transition);
    display:flex;flex-direction:column;
}
.post-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px)}
.post-card-thumb{
    position:relative;aspect-ratio:16/9;overflow:hidden;display:block;
}
.post-card-thumb img{
    width:100%;height:100%;object-fit:cover;transition:transform .4s ease;
}
.post-card:hover .post-card-thumb img{transform:scale(1.04)}
.post-card-tag{
    position:absolute;left:16px;bottom:14px;z-index:1;
    background:rgba(18,53,46,.9);color:#fff;font-size:12px;font-weight:600;
    padding:4px 12px;border-radius:var(--radius-pill);
}
.post-card-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.post-card-body h3{
    font-size:18px;font-weight:700;line-height:1.4;color:var(--text-heading);
    margin-bottom:10px;
}
.post-card-body h3 a{color:var(--text-heading)}
.post-card-body h3 a:hover{color:var(--accent)}
.post-card-date{
    font-size:13px;color:var(--text-sub);margin-bottom:10px;display:flex;align-items:center;gap:6px;
}
.post-card-summary{
    font-size:14px;color:var(--text-sub);line-height:1.65;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
    margin-bottom:14px;
}
.read-more{
    display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;
    color:var(--brand);margin-top:auto;
}
.read-more::after{content:'→';transition:transform .25s;font-size:15px}
.read-more:hover{color:var(--accent)}
.read-more:hover::after{transform:translateX(4px)}

/* ===== Sidebar ===== */
.article-sidebar{
    flex:0 0 320px;position:sticky;top:96px;
    display:flex;flex-direction:column;gap:24px;
}
.widget{
    background:var(--bg-white);border-radius:20px;padding:28px;
    border:1px solid var(--line);box-shadow:var(--shadow-card);
}
.widget-title{
    font-size:16px;font-weight:700;color:var(--text-heading);
    margin-bottom:20px;padding-bottom:12px;border-bottom:1px solid var(--line);
    display:flex;align-items:center;gap:8px;
}
.widget-title::before{
    content:'';width:4px;height:18px;border-radius:4px;background:var(--accent);
}
.widget-list li{
    padding:10px 0;border-bottom:1px solid rgba(226,223,215,.6);
}
.widget-list li:last-child{border-bottom:none}
.widget-list a{
    display:flex;flex-direction:column;gap:4px;font-size:14px;font-weight:500;
    color:var(--text-heading);line-height:1.5;
}
.widget-list a:hover{color:var(--accent)}
.widget-list .date{font-size:12px;color:var(--text-sub);font-weight:400}
.widget-cta{
    background:linear-gradient(135deg,var(--brand),var(--charcoal));
    border:none;border-radius:20px;padding:32px 28px;color:#fff;
    position:relative;overflow:hidden;
}
.widget-cta::before{
    content:'';position:absolute;top:-30px;right:-30px;width:120px;height:120px;
    background:radial-gradient(circle,rgba(255,106,26,.3),transparent 70%);
}
.widget-cta h3{
    font-size:19px;font-weight:700;margin-bottom:10px;color:#fff;
}
.widget-cta p{font-size:14px;color:rgba(255,255,255,.72);margin-bottom:20px;line-height:1.6}
.widget-cta .btn{width:100%}

/* ===== Empty State ===== */
.article-empty{
    text-align:center;padding:80px 24px;background:var(--bg-white);
    border-radius:var(--radius-panel);box-shadow:var(--shadow-card);
}
.article-empty .empty-icon{
    font-size:56px;margin-bottom:16px;
}
.article-empty h2{font-size:28px;color:var(--text-heading);margin-bottom:12px}
.article-empty p{color:var(--text-sub);margin-bottom:24px;font-size:16px}

/* ===== Bottom CTA ===== */
.bottom-cta{
    background:linear-gradient(135deg,var(--brand) 0%,var(--charcoal) 100%);
    padding:80px 0;position:relative;overflow:hidden;
}
.bottom-cta::before{
    content:'';position:absolute;left:10%;top:-40px;width:380px;height:380px;
    background:radial-gradient(circle,rgba(255,106,26,.18),transparent 65%);
    pointer-events:none;
}
.bottom-cta .container{position:relative;z-index:1;text-align:center}
.bottom-cta h2{
    color:#fff;font-size:34px;font-weight:700;line-height:1.3;
    margin-bottom:16px;letter-spacing:-.5px;
}
.bottom-cta p{
    color:rgba(255,255,255,.7);font-size:16px;max-width:560px;
    margin:0 auto 32px;line-height:1.7;
}
.cta-group{display:flex;justify-content:center;gap:16px;flex-wrap:wrap}

/* ===== Footer ===== */
.site-footer{
    background:var(--charcoal);color:rgba(255,255,255,.72);
    padding:64px 0 0;
}
.footer-top{
    display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;
    gap:48px;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.08);
}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{
    font-size:14px;line-height:1.7;color:rgba(255,255,255,.6);
    max-width:320px;
}
.footer-col-title{
    font-size:15px;font-weight:700;color:#fff;margin-bottom:20px;
    letter-spacing:.2px;
}
.footer-links{
    display:flex;flex-direction:column;gap:12px;
}
.footer-links a{
    color:rgba(255,255,255,.62);font-size:14px;transition:var(--transition);
}
.footer-links a:hover{color:var(--accent-2);padding-left:4px}
.footer-contact-item{
    display:flex;align-items:center;gap:10px;font-size:14px;
    color:rgba(255,255,255,.62);margin-bottom:14px;
}
.footer-contact-item .icon{color:var(--accent-2);font-style:normal;font-size:15px}
.footer-bottom{
    display:flex;align-items:center;justify-content:space-between;
    flex-wrap:wrap;gap:12px;padding:24px 0 28px;
    font-size:13px;color:rgba(255,255,255,.4);
}
.footer-bottom a{color:rgba(255,255,255,.5)}
.footer-bottom a:hover{color:#fff}

/* ===== Floating CTA Bar ===== */
.floating-cta{
    position:fixed;bottom:0;left:0;right:0;z-index:900;
    background:var(--brand);border-top:1px solid rgba(255,255,255,.12);
    padding:16px 24px 14px;
    transform:translateY(110%);opacity:0;
    transition:transform .4s ease,opacity .4s ease;
    display:flex;align-items:center;justify-content:center;gap:20px;
    box-shadow:0 -6px 24px rgba(18,25,22,.2);
}
.floating-cta.visible{
    transform:translateY(0);opacity:1;
}
.floating-cta p{
    color:#fff;font-size:15px;font-weight:500;line-height:1.4;
}
.floating-cta .btn{
    padding:12px 26px;font-size:14px;white-space:nowrap;
}
.floating-cta-close{
    position:absolute;right:16px;top:50%;transform:translateY(-50%);
    color:rgba(255,255,255,.5);font-size:18px;padding:8px;border-radius:50%;
    line-height:1;
}
.floating-cta-close:hover{color:#fff;background:rgba(255,255,255,.1)}
.cc-badge{
    display:inline-block;background:rgba(255,255,255,.14);
    color:var(--accent-2);font-size:12px;font-weight:600;
    padding:4px 12px;border-radius:var(--radius-pill);
    margin-left:8px;
}

/* ===== Responsive ===== */
@media(max-width:1023px){
    .article-layout{flex-direction:column;gap:32px}
    .article-sidebar{
        flex:1 1 auto;width:100%;position:static;
        flex-direction:row;flex-wrap:wrap;gap:20px;
    }
    .widget{flex:1 1 240px}
    .article-main{padding:36px 32px}
    .article-banner-title{font-size:32px}
    .footer-top{grid-template-columns:1fr 1fr;gap:40px}
    .related-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:767px){
    body{padding-top:64px}
    .site-header{height:64px}
    .header-inner{height:64px}
    .main-nav{top:64px}
    .logo-text{font-size:17px}
    .logo-icon{width:34px;height:34px;font-size:13px;border-radius:10px}
    .article-banner .container{padding-top:40px;padding-bottom:48px}
    .article-banner-title{font-size:28px}
    .breadcrumb{font-size:13px;overflow:hidden;white-space:nowrap;}
    .breadcrumb .current{max-width:140px;}
    .article-body{padding:32px 0 64px}
    .article-main{padding:24px 20px;border-radius:16px}
    .article-content p{font-size:16px}
    .article-content h2{font-size:22px}
    .article-abstract{font-size:14.5px;padding:12px 16px}
    .article-nav{flex-direction:column;gap:12px}
    .related-grid{grid-template-columns:1fr}
    .footer-top{grid-template-columns:1fr;gap:32px;padding-bottom:32px}
    .footer-bottom{flex-direction:column;text-align:center}
    .bottom-cta{padding:56px 0}
    .bottom-cta h2{font-size:26px}
    .floating-cta{padding:14px 16px;gap:14px}
    .floating-cta p{font-size:14px}
    .floating-cta .btn{padding:10px 20px;font-size:13px}
    .cta-group .btn{width:100%}
}
@media(max-width:480px){
    .nav-status{display:none}
    .article-sidebar{flex-direction:column}
    .floating-cta p{max-width:220px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
}
@supports(padding-bottom:env(safe-area-inset-bottom)){
    .floating-cta{padding-bottom:calc(14px + env(safe-area-inset-bottom))}
}

/* roulang page: category1 */
:root {
            --brand-primary: #12352E;
            --brand-primary-dark: #0D2A24;
            --brand-accent: #FF6A1A;
            --brand-accent-hover: #E55A0F;
            --brand-accent-light: #FF9A4D;
            --graphite: #1F2422;
            --page-bg: #F6F4EF;
            --section-bg: #FFFFFF;
            --section-alt: #EFECE4;
            --border-color: #E2DFD7;
            --text-body: #3A403D;
            --text-muted: #6A716D;
            --text-heading: #1B201E;
            --text-on-dark: #F6F4EF;
            --text-on-dark-muted: rgba(255,255,255,0.72);
            --radius-card: 20px;
            --radius-panel: 24px;
            --radius-btn: 999px;
            --radius-tag: 10px;
            --shadow-card: 0 2px 8px rgba(18,25,22,0.06);
            --shadow-card-hover: 0 12px 28px rgba(18,25,22,0.12);
            --container-max: 1200px;
            --header-height: 72px;
            --space-section: 88px;
            --space-section-mobile: 56px;
            --font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-body);
            background-color: var(--page-bg);
            -webkit-font-smoothing: antialiased;
            padding-bottom: 80px;
        }

        body.nav-open {
            overflow: hidden;
        }

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

        a {
            color: var(--brand-primary);
            text-decoration: none;
            transition: color 0.2s ease;
        }

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

        button {
            font-family: inherit;
            border: none;
            background: none;
            cursor: pointer;
        }

        input,
        select,
        textarea {
            font-family: inherit;
            font-size: 15px;
            color: var(--text-body);
            width: 100%;
            border: 1px solid #D8D5CD;
            border-radius: 12px;
            padding: 12px 16px;
            background: #FFF;
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
        }

        input:focus,
        select:focus,
        textarea:focus {
            outline: none;
            border-color: var(--brand-accent);
            box-shadow: 0 0 0 3px rgba(255,106,26,0.12);
            background: #FFFDF9;
        }

        input::placeholder,
        textarea::placeholder {
            color: #B0A99E;
        }

        select {
            appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236A716D' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 16px center;
        }

        :focus-visible {
            outline: 3px solid rgba(255,106,26,0.5);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--radius-btn);
            font-size: 16px;
            font-weight: 500;
            line-height: 1.4;
            border: 1px solid transparent;
            transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, color 0.2s ease;
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-sm {
            padding: 10px 22px;
            font-size: 14px;
        }

        .btn-lg {
            padding: 16px 40px;
            font-size: 17px;
        }

        .btn-block {
            width: 100%;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--brand-accent), var(--brand-accent-light));
            color: #FFF;
            box-shadow: 0 4px 14px rgba(255,106,26,0.25);
        }

        .btn-primary:hover {
            background: linear-gradient(135deg, var(--brand-accent-hover), var(--brand-accent));
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255,106,26,0.3);
            color: #FFF;
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(255,106,26,0.2);
        }

        .btn-outline {
            border-color: rgba(255,255,255,0.6);
            color: var(--text-on-dark);
            background: transparent;
        }

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

        .btn-outline-dark {
            border-color: var(--brand-primary);
            color: var(--brand-primary);
            background: transparent;
        }

        .btn-outline-dark:hover {
            background: rgba(18,53,46,0.06);
            border-color: var(--brand-primary-dark);
            color: var(--brand-primary-dark);
        }

        .link-arrow {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-weight: 500;
            font-size: 15px;
            color: var(--brand-accent);
            transition: gap 0.2s ease;
        }

        .link-arrow:hover {
            gap: 10px;
            color: var(--brand-accent-hover);
        }

        .link-arrow::after {
            content: "→";
            transition: transform 0.2s ease;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-height);
            background: var(--brand-primary);
            transition: box-shadow 0.2s ease;
        }

        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(0,0,0,0.15);
        }

        .header-inner {
            height: var(--header-height);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--brand-accent), var(--brand-accent-light));
            color: #FFF;
            font-size: 16px;
            font-weight: 700;
            border-radius: 12px;
        }

        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-on-dark);
            letter-spacing: -0.2px;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .main-nav a {
            position: relative;
            padding: 8px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-on-dark-muted);
            border-radius: 8px;
            transition: color 0.2s ease, background 0.2s ease;
        }

        .main-nav a:hover {
            color: #FFF;
            background: rgba(255,255,255,0.06);
        }

        .main-nav a.active {
            color: #FFF;
        }

        .main-nav a.active::after {
            content: "";
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 0;
            height: 2px;
            background: var(--brand-accent);
            border-radius: 2px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-shrink: 0;
        }

        .status-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            background: rgba(255,255,255,0.1);
            border-radius: var(--radius-btn);
            font-size: 13px;
            color: var(--text-on-dark);
        }

        .status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #37D67A;
            display: inline-block;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.5; }
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 44px;
            height: 44px;
            padding: 10px;
            border-radius: 8px;
            background: transparent;
        }

        .nav-toggle span {
            display: block;
            height: 2px;
            background: var(--text-on-dark);
            border-radius: 2px;
            transition: transform 0.3s ease, opacity 0.3s ease;
        }

        .nav-toggle.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-cta {
            display: none;
        }

        /* ===== Page Hero ===== */
        .page-hero {
            position: relative;
            background-size: cover;
            background-position: center;
            padding: 140px 0 80px;
            margin-top: 0;
        }

        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(18,35,30,0.92) 0%, rgba(18,35,30,0.75) 50%, rgba(18,35,30,0.5) 100%);
        }

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

        .page-hero-content {
            max-width: 760px;
        }

        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 16px;
            background: rgba(255,255,255,0.1);
            border: 1px solid rgba(255,255,255,0.2);
            border-radius: var(--radius-btn);
            font-size: 13px;
            color: var(--text-on-dark);
            margin-bottom: 20px;
        }

        .page-hero h1 {
            font-size: 46px;
            line-height: 1.2;
            font-weight: 700;
            color: var(--text-on-dark);
            letter-spacing: -0.5px;
            margin-bottom: 20px;
        }

        .page-hero .hero-desc {
            font-size: 18px;
            line-height: 1.7;
            color: var(--text-on-dark-muted);
            max-width: 620px;
            margin-bottom: 32px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 40px;
        }

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

        .badge-item {
            display: flex;
            flex-direction: column;
            gap: 2px;
            padding: 14px 22px;
            background: rgba(255,255,255,0.08);
            border: 1px solid rgba(255,255,255,0.15);
            border-radius: var(--radius-card);
            backdrop-filter: blur(4px);
        }

        .badge-num {
            font-size: 28px;
            font-weight: 700;
            color: var(--brand-accent-light);
            font-variant-numeric: tabular-nums;
            line-height: 1.2;
        }

        .badge-label {
            font-size: 13px;
            color: var(--text-on-dark-muted);
        }

        /* ===== Section ===== */
        .section {
            padding-top: var(--space-section);
            padding-bottom: var(--space-section);
        }

        .section-head {
            margin-bottom: 40px;
        }

        .section-head h2 {
            font-size: 32px;
            line-height: 1.3;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }

        .section-head p {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 640px;
        }

        /* ===== Overview ===== */
        .cat-overview {
            background: var(--section-bg);
        }

        .overview-grid {
            display: flex;
            flex-direction: column;
            gap: 24px;
            margin-bottom: 32px;
        }

        .overview-card {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
            background: var(--page-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-panel);
            overflow: hidden;
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }

        .overview-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .card-wide {
            grid-template-columns: 1.1fr 1fr;
        }

        .card-media {
            overflow: hidden;
        }

        .card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .overview-card:hover .card-media img {
            transform: scale(1.03);
        }

        .card-body {
            padding: 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .cat-tag {
            display: inline-block;
            padding: 4px 14px;
            background: rgba(255,106,26,0.12);
            color: var(--brand-accent-hover);
            font-size: 12px;
            font-weight: 500;
            border-radius: var(--radius-tag);
            margin-bottom: 16px;
            align-self: flex-start;
        }

        .card-body h3 {
            font-size: 21px;
            line-height: 1.4;
            color: var(--text-heading);
            margin-bottom: 12px;
        }

        .card-body p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .card-points {
            list-style: none;
            padding: 0;
            margin-bottom: 16px;
        }

        .card-points li {
            position: relative;
            padding-left: 20px;
            margin-bottom: 6px;
            font-size: 14px;
            color: var(--text-body);
        }

        .card-points li::before {
            content: "✓";
            position: absolute;
            left: 0;
            color: var(--brand-accent);
            font-weight: 700;
        }

        .flow-strip {
            display: flex;
            align-items: center;
            gap: 24px;
            padding: 24px 32px;
            background: var(--brand-primary);
            border-radius: var(--radius-panel);
            color: var(--text-on-dark);
            flex-wrap: wrap;
        }

        .flow-strip-title {
            font-size: 16px;
            font-weight: 700;
            white-space: nowrap;
        }

        .flow-steps {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .flow-step {
            padding: 8px 16px;
            background: rgba(255,255,255,0.1);
            border-radius: var(--radius-btn);
            font-size: 14px;
            color: var(--text-on-dark);
        }

        .flow-arrow {
            color: var(--brand-accent-light);
            font-size: 14px;
        }

        /* ===== Advantage ===== */
        .advantage-section {
            background: var(--section-alt);
        }

        .advantage-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .advantage-item {
            padding: 32px;
            background: var(--section-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }

        .advantage-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .advantage-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            background: linear-gradient(135deg, var(--brand-primary), var(--graphite));
            color: var(--brand-accent-light);
            border-radius: 12px;
            font-size: 20px;
            margin-bottom: 16px;
        }

        .advantage-item h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 8px;
        }

        .advantage-item p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ===== Doc List ===== */
        .doc-list-section {
            background: var(--section-bg);
        }

        .doc-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .doc-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            padding: 24px 28px;
            background: var(--page-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            transition: box-shadow 0.3s ease, border-color 0.3s ease;
        }

        .doc-item:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(255,106,26,0.3);
        }

        .doc-info {
            flex: 1;
        }

        .doc-date {
            display: block;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 6px;
        }

        .doc-info h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 6px;
        }

        .doc-info p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--section-alt);
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--section-bg);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            overflow: hidden;
            transition: box-shadow 0.3s ease;
        }

        .faq-item.active {
            box-shadow: var(--shadow-card);
            border-color: rgba(255,106,26,0.3);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 18px 24px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-heading);
            text-align: left;
            background: transparent;
            transition: background 0.2s ease;
        }

        .faq-question:hover {
            background: rgba(255,106,26,0.03);
        }

        .faq-icon {
            position: relative;
            width: 24px;
            height: 24px;
            flex-shrink: 0;
            border-radius: 50%;
            background: var(--border-color);
            transition: background 0.3s ease, transform 0.3s ease;
        }

        .faq-icon::before,
        .faq-icon::after {
            content: "";
            position: absolute;
            top: 50%;
            left: 50%;
            background: var(--text-muted);
            border-radius: 1px;
        }

        .faq-icon::before {
            width: 10px;
            height: 2px;
            transform: translate(-50%, -50%);
        }

        .faq-icon::after {
            width: 2px;
            height: 10px;
            transform: translate(-50%, -50%);
            transition: opacity 0.3s ease;
        }

        .faq-item.active .faq-icon {
            background: var(--brand-accent);
            transform: rotate(180deg);
        }

        .faq-item.active .faq-icon::before {
            background: #FFF;
        }

        .faq-item.active .faq-icon::after {
            opacity: 0;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 24px;
        }

        .faq-item.active .faq-answer {
            max-height: 400px;
            padding: 0 24px 20px;
        }

        .faq-answer p {
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-body);
            border-top: 1px solid var(--border-color);
            padding-top: 16px;
        }

        /* ===== Contact ===== */
        .contact-section {
            background: linear-gradient(135deg, var(--brand-primary), var(--graphite));
        }

        .contact-panel {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .contact-intro h2 {
            font-size: 32px;
            font-weight: 700;
            color: var(--text-on-dark);
            margin-bottom: 16px;
            line-height: 1.3;
        }

        .contact-intro p {
            font-size: 16px;
            color: var(--text-on-dark-muted);
            margin-bottom: 24px;
        }

        .contact-intro ul {
            list-style: none;
            padding: 0;
        }

        .contact-intro ul li {
            position: relative;
            padding-left: 22px;
            margin-bottom: 10px;
            font-size: 15px;
            color: var(--text-on-dark-muted);
        }

        .contact-intro ul li::before {
            content: "✓";
            position: absolute;
            left: 0;
            color: var(--brand-accent-light);
            font-weight: 700;
        }

        .contact-form {
            background: var(--section-bg);
            border-radius: var(--radius-panel);
            padding: 32px;
            box-shadow: var(--shadow-card-hover);
        }

        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-group label {
            display: block;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-heading);
            margin-bottom: 6px;
        }

        .req {
            color: var(--error);
        }

        .form-note {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 12px;
            text-align: center;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--brand-primary);
            color: var(--text-on-dark-muted);
            padding-top: 64px;
            padding-bottom: 24px;
            font-size: 14px;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr 0.8fr 1.2fr;
            gap: 48px;
            margin-bottom: 40px;
        }

        .footer-brand .logo {
            margin-bottom: 16px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-on-dark-muted);
            max-width: 320px;
        }

        .footer-col-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-on-dark);
            margin-bottom: 16px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links a {
            color: var(--text-on-dark-muted);
            font-size: 14px;
            transition: color 0.2s ease, padding-left 0.2s ease;
        }

        .footer-links a:hover {
            color: var(--brand-accent-light);
            padding-left: 4px;
        }

        .footer-contact-item {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            margin-bottom: 12px;
            color: var(--text-on-dark-muted);
            font-size: 14px;
        }

        .footer-contact-item .icon {
            color: var(--brand-accent-light);
            flex-shrink: 0;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding-top: 24px;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 13px;
            color: var(--text-on-dark-muted);
            flex-wrap: wrap;
        }

        .footer-bottom a {
            color: var(--text-on-dark-muted);
        }

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

        /* ===== Sticky CTA ===== */
        .sticky-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 900;
            background: var(--brand-primary);
            border-top: 1px solid rgba(255,255,255,0.1);
            padding: 0;
            transform: translateY(100%);
            opacity: 0;
            transition: transform 0.4s ease, opacity 0.4s ease;
        }

        .sticky-cta.visible {
            transform: translateY(0);
            opacity: 1;
        }

        .sticky-cta.hidden {
            display: none;
        }

        .sticky-cta-inner {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            padding-top: 14px;
            padding-bottom: 14px;
            position: relative;
        }

        .sticky-cta-text {
            color: var(--text-on-dark);
            font-size: 15px;
            font-weight: 500;
        }

        .sticky-cta-close {
            position: absolute;
            right: 12px;
            top: 50%;
            transform: translateY(-50%);
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255,255,255,0.1);
            color: var(--text-on-dark);
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: background 0.2s ease;
        }

        .sticky-cta-close:hover {
            background: rgba(255,255,255,0.2);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .footer-top {
                grid-template-columns: 1fr 1fr 1fr;
                gap: 32px;
            }

            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 900px) {
            .page-hero h1 {
                font-size: 38px;
            }

            .main-nav {
                position: fixed;
                top: var(--header-height);
                right: 0;
                bottom: 0;
                left: 0;
                background: var(--brand-primary);
                flex-direction: column;
                align-items: flex-start;
                justify-content: flex-start;
                padding: 32px 24px 120px;
                gap: 4px;
                transform: translateX(100%);
                transition: transform 0.3s ease;
                overflow-y: auto;
            }

            .main-nav.open {
                transform: translateX(0);
            }

            .main-nav a {
                font-size: 20px;
                padding: 16px 12px;
                width: 100%;
                border-bottom: 1px solid rgba(255,255,255,0.06);
            }

            .main-nav a.active::after {
                display: none;
            }

            .main-nav a.active {
                background: rgba(255,255,255,0.06);
                border-radius: 8px;
            }

            .mobile-cta {
                display: block;
                width: 100%;
                margin-top: 24px;
            }

            .mobile-cta .btn {
                width: 100%;
            }

            .nav-toggle {
                display: flex;
            }

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

            .overview-card,
            .card-wide {
                grid-template-columns: 1fr;
            }

            .card-media {
                min-height: 220px;
            }

            .card-media img {
                height: 100%;
            }

            .advantage-grid {
                grid-template-columns: 1fr;
            }

            .contact-panel {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .flow-strip {
                flex-direction: column;
                align-items: flex-start;
                gap: 16px;
            }

            .doc-item {
                flex-direction: column;
                align-items: flex-start;
            }

            .status-pill {
                display: none;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding-top: var(--space-section-mobile);
                padding-bottom: var(--space-section-mobile);
            }

            .section-head h2 {
                font-size: 26px;
            }

            .page-hero {
                padding: 120px 0 56px;
            }

            .page-hero h1 {
                font-size: 34px;
            }

            .page-hero .hero-desc {
                font-size: 16px;
            }

            .hero-badges {
                gap: 12px;
            }

            .badge-item {
                padding: 10px 16px;
            }

            .badge-num {
                font-size: 22px;
            }

            .form-row {
                grid-template-columns: 1fr;
            }

            .footer-top {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .contact-form {
                padding: 24px;
            }

            .sticky-cta-text {
                font-size: 14px;
            }

            .sticky-cta-inner .btn-sm {
                padding: 8px 16px;
                font-size: 14px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .page-hero h1 {
                font-size: 30px;
            }

            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }

            .hero-actions .btn {
                width: 100%;
            }

            .hero-badges {
                display: grid;
                grid-template-columns: 1fr 1fr;
            }

            .flow-steps {
                align-items: flex-start;
            }

            .card-body {
                padding: 24px;
            }

            .doc-item {
                padding: 20px;
            }

            .faq-question {
                padding: 16px;
                font-size: 15px;
            }

            .faq-answer p {
                font-size: 14px;
            }

            .btn-lg {
                width: 100%;
                text-align: center;
            }

            .cta-actions {
                flex-direction: column;
                gap: 12px;
            }
        }

        @media (max-width: 400px) {
            .logo-text {
                font-size: 17px;
            }

            .header-actions {
                gap: 8px;
            }

            .badge-num {
                font-size: 20px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                justify-content: center;
            }

            .sticky-cta-inner {
                gap: 12px;
                flex-wrap: wrap;
                justify-content: center;
                text-align: center;
            }

            .sticky-cta-close {
                position: static;
                transform: none;
            }
        }

/* roulang page: category2 */
:root {
    --brand: #12352E;
    --brand-dark: #0D2A24;
    --accent: #FF6A1A;
    --accent-hover: #E55A0F;
    --charcoal: #1F2422;
    --bg: #F6F4EF;
    --card-bg: #FFFFFF;
    --section-alt: #EFECE4;
    --text: #3A403D;
    --muted: #6A716D;
    --title: #1B201E;
    --border: #E2DFD7;
    --success: #1B8A5A;
    --radius-card: 20px;
    --radius-panel: 24px;
    --radius-sm: 10px;
    --shadow-card: 0 2px 8px rgba(18,25,22,0.06);
    --shadow-hover: 0 12px 28px rgba(18,25,22,0.12);
    --gradient-brand: 135deg, #12352E 0%, #1F2422 100%;
    --gradient-accent: 135deg, #FF6A1A 0%, #FF9A4D 100%;
    --gradient-soft: 180deg, #F6F4EF 0%, #EFECE4 100%;
    --container-max: 1200px;
    --spacing-section: 84px;
    --spacing-section-mobile: 52px;
    --font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-family); background: var(--bg); color: var(--text); line-height: 1.75; font-size: 16px; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
ul, ol { list-style: none; }
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 24px; }
.badge { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 500; padding: 4px 14px; border-radius: 999px; background: rgba(255,106,26,0.12); color: var(--accent-hover); }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border-radius: 999px; font-size: 15px; font-weight: 600; padding: 14px 32px; border: none; transition: all 0.25s ease; white-space: nowrap; }
.btn-primary { background: var(--gradient-accent); color: #fff; }
.btn-primary:hover { transform: translateY(-2px); filter: brightness(1.06); box-shadow: 0 10px 24px rgba(255,106,26,0.28); }
.btn-primary:active { transform: translateY(0); }
.btn-outline { background: transparent; border: 1px solid rgba(255,255,255,0.75); color: #fff; }
.btn-outline:hover { background: rgba(255,255,255,0.12); border-color: #fff; transform: translateY(-2px); }
.btn-outline:active { transform: translateY(0); }
.btn-dark { background: var(--brand); color: #fff; }
.btn-dark:hover { background: var(--brand-dark); transform: translateY(-2px); box-shadow: 0 10px 24px rgba(18,53,46,0.22); }
.btn-dark:active { transform: translateY(0); }
.btn-sm { padding: 10px 22px; font-size: 14px; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

/* Header */
.site-header { position: fixed; top: 0; left: 0; right: 0; z-index: 100; background: var(--brand); height: 72px; transition: box-shadow 0.3s ease; }
.site-header.scrolled { box-shadow: 0 6px 20px rgba(0,0,0,0.16); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 24px; }
.logo { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.logo-icon { width: 40px; height: 40px; border-radius: 12px; background: var(--gradient-accent); display: flex; align-items: center; justify-content: center; font-weight: 800; color: #fff; font-size: 15px; letter-spacing: -0.02em; }
.logo-text { font-size: 20px; font-weight: 700; color: #fff; letter-spacing: 0.02em; }
.main-nav { display: flex; align-items: center; gap: 32px; }
.main-nav a { position: relative; font-size: 15px; font-weight: 500; color: rgba(255,255,255,0.82); padding: 8px 2px; transition: color 0.25s ease; }
.main-nav a:hover { color: #fff; }
.main-nav a.active { color: #fff; font-weight: 600; }
.main-nav a.active::after { content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px; background: var(--accent); border-radius: 2px; }
.nav-actions { display: flex; align-items: center; gap: 16px; flex-shrink: 0; }
.nav-badge { background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.18); color: #fff; font-size: 13px; font-weight: 500; padding: 6px 14px; border-radius: 999px; }
.nav-cta { padding: 10px 22px; font-size: 14px; }
.menu-toggle { display: none; flex-direction: column; gap: 5px; background: transparent; border: none; padding: 8px; }
.menu-toggle span { width: 22px; height: 2px; background: #fff; border-radius: 2px; transition: all 0.3s ease; }
.mobile-drawer { display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: var(--brand); z-index: 99; padding: 96px 32px 40px; flex-direction: column; }
.mobile-drawer.open { display: flex; }
.mobile-drawer a { color: #fff; font-size: 24px; font-weight: 600; padding: 16px 0; border-bottom: 1px solid rgba(255,255,255,0.12); }
.mobile-drawer a.active { color: var(--accent); }
.mobile-drawer .btn { margin-top: 32px; }
.mobile-drawer-close { position: absolute; top: 20px; right: 24px; background: transparent; border: none; color: #fff; font-size: 28px; line-height: 1; }

/* Page hero */
.page-hero { padding: 152px 0 64px; background: linear-gradient(135deg, rgba(18,53,46,0.94) 0%, rgba(31,36,34,0.78) 100%), url('/assets/images/backpic/back-1.png') center / cover no-repeat; color: #fff; position: relative; }
.page-hero .hero-inner { max-width: 860px; }
.page-hero h1 { font-size: 46px; font-weight: 700; line-height: 1.2; letter-spacing: -0.01em; margin-bottom: 20px; }
.page-hero p { font-size: 18px; line-height: 1.8; color: rgba(255,255,255,0.85); max-width: 720px; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.hero-meta .badge { background: rgba(255,255,255,0.12); color: #fff; border: 1px solid rgba(255,255,255,0.2); }

/* Page sections */
.page-section { padding: var(--spacing-section) 0; }
.page-section.alt { background: var(--section-alt); }
.page-section.white { background: var(--card-bg); }
.section-head { margin-bottom: 40px; }
.section-head h2 { font-size: 32px; font-weight: 700; color: var(--title); line-height: 1.25; letter-spacing: -0.01em; margin-bottom: 10px; }
.section-head p { font-size: 16px; color: var(--muted); max-width: 640px; }

/* Scenario cards */
.scenario-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.scenario-card { background: var(--card-bg); border: 1px solid var(--border); border-radius: var(--radius-card); padding: 28px; box-shadow: var(--shadow-card); transition: box-shadow 0.3s ease, transform 0.3s ease; display: flex; flex-direction: column; }
.scenario-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.scenario-card .card-img { border-radius: 16px; overflow: hidden; margin-bottom: 20px; }
.scenario-card .card-img img { width: 100%; height: 200px; object-fit: cover; transition: transform 0.4s ease; }
.scenario-card:hover .card-img img { transform: scale(1.03); }
.scenario-card h3 { font-size: 20px; font-weight: 700; color: var(--title); margin-bottom: 10px; }
.scenario-card p { font-size: 15px; color: var(--muted); line-height: 1.7; margin-bottom: 16px; }
.scenario-card .card-stat { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,106,26,0.1); color: var(--accent-hover); font-weight: 600; font-size: 13px; padding: 6px 14px; border-radius: 999px; margin-top: auto; align-self: flex-start; }
.scenario-strip { margin-top: 24px; background: var(--gradient-soft); border: 1px solid var(--border); border-radius: var(--radius-panel); padding: 28px 32px; display: flex; align-items: center; gap: 20px; }
.scenario-strip .icon { width: 44px; height: 44px; background: var(--brand); color: #fff; border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 20px; flex-shrink: 0; }
.scenario-strip p { font-size: 16px; color: var(--text); line-height: 1.7; }

/* Process */
.process-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.process-media { border-radius: var(--radius-panel); overflow: hidden; box-shadow: var(--shadow-card); }
.process-media img { width: 100%; height: 420px; object-fit: cover; }
.process-list { display: flex; flex-direction: column; gap: 24px; }
.process-step { display: flex; gap: 18px; background: var(--card-bg); border-radius: var(--radius-card); padding: 24px; border: 1px solid var(--border); transition: box-shadow 0.25s ease; }
.process-step:hover { box-shadow: var(--shadow-hover); }
.process-step .step-num { width: 44px; height: 44px; flex-shrink: 0; background: var(--brand); color: #fff; border-radius: 14px; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 16px; }
.process-step h4 { font-size: 17px; font-weight: 700; color: var(--title); margin-bottom: 6px; }
.process-step p { font-size: 14px; color: var(--muted); line-height: 1.7; }

/* Data band */
.data-band { background: var(--gradient-brand); border-radius: var(--radius-panel); padding: 48px 40px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; color: #fff; }
.data-item { text-align: center; }
.data-item .num { font-size: 36px; font-weight: 700; font-variant-numeric: tabular-nums; color: var(--accent); line-height: 1.2; }
.data-item .label { font-size: 14px; color: rgba(255,255,255,0.72); margin-top: 6px; }

/* Doc list */
.doc-list { display: flex; flex-direction: column; gap: 16px; }
.doc-item { background: var(--card-bg); border: 1px solid var(--border); border-radius: var(--radius-card); padding: 24px 28px; display: flex; align-items: center; gap: 24px; transition: box-shadow 0.25s ease; }
.doc-item:hover { box-shadow: var(--shadow-hover); }
.doc-item .doc-content { flex: 1; }
.doc-item .doc-content h4 { font-size: 17px; font-weight: 700; color: var(--title); margin-bottom: 6px; transition: color 0.2s ease; }
.doc-item:hover .doc-content h4 { color: var(--accent-hover); }
.doc-item .doc-content p { font-size: 14px; color: var(--muted); line-height: 1.7; }
.doc-item .doc-meta { display: flex; flex-direction: column; align-items: flex-end; gap: 6px; flex-shrink: 0; }
.doc-item .doc-time { font-size: 13px; color: var(--muted); font-variant-numeric: tabular-nums; }
.doc-item .doc-link { font-size: 14px; font-weight: 600; color: var(--brand); display: inline-flex; align-items: center; gap: 4px; }
.doc-item .doc-link:hover { color: var(--accent); }
.doc-item .doc-link:hover::after { transform: translateX(4px); }
.doc-item .doc-link::after { content: "→"; transition: transform 0.2s ease; }

/* FAQ */
.faq-list { max-width: 860px; }
.faq-item { background: var(--card-bg); border: 1px solid var(--border); border-radius: 16px; margin-bottom: 14px; overflow: hidden; transition: box-shadow 0.2s ease; }
.faq-item.open { box-shadow: var(--shadow-card); }
.faq-q { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 24px; background: transparent; border: none; font-size: 16px; font-weight: 600; color: var(--title); text-align: left; min-height: 56px; }
.faq-q .icon { width: 28px; height: 28px; border-radius: 50%; background: var(--section-alt); display: flex; align-items: center; justify-content: center; font-size: 16px; flex-shrink: 0; transition: transform 0.3s ease, background 0.2s ease; }
.faq-item.open .faq-q .icon { transform: rotate(45deg); background: var(--accent); color: #fff; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.35s ease; }
.faq-a-inner { padding: 0 24px 20px; font-size: 15px; line-height: 1.75; color: var(--muted); }

/* CTA */
.cta-section { background: linear-gradient(135deg, #12352E 0%, #1F2422 45%, #26312E 100%); border-radius: var(--radius-panel); padding: 64px 48px; text-align: center; color: #fff; position: relative; overflow: hidden; }
.cta-section::before { content: ""; position: absolute; width: 300px; height: 300px; border-radius: 50%; background: rgba(255,106,26,0.12); top: -120px; right: -60px; }
.cta-section::after { content: ""; position: absolute; width: 220px; height: 220px; border-radius: 50%; background: rgba(255,106,26,0.08); bottom: -80px; left: -40px; }
.cta-inner { position: relative; z-index: 1; }
.cta-inner h2 { font-size: 32px; font-weight: 700; line-height: 1.3; margin-bottom: 14px; }
.cta-inner p { font-size: 16px; color: rgba(255,255,255,0.8); max-width: 600px; margin: 0 auto 32px; }
.cta-buttons { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* Footer */
.site-footer { background: var(--brand); color: rgba(255,255,255,0.8); padding: 64px 0 0; margin-top: 80px; }
.footer-top { display: grid; grid-template-columns: 2fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 48px; }
.footer-brand .logo { margin-bottom: 16px; }
.footer-brand p { font-size: 14px; line-height: 1.7; color: rgba(255,255,255,0.68); }
.footer-col-title { font-size: 15px; font-weight: 700; color: #fff; margin-bottom: 16px; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: 14px; color: rgba(255,255,255,0.68); transition: color 0.2s ease; }
.footer-links a:hover { color: var(--accent); }
.footer-contact-item { display: flex; align-items: center; gap: 10px; font-size: 14px; color: rgba(255,255,255,0.68); margin-bottom: 10px; }
.footer-contact-item .icon { color: var(--accent); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.12); padding: 20px 0; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: 13px; color: rgba(255,255,255,0.5); }
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: var(--accent); }

/* Bottom bar */
.bottom-bar { position: fixed; bottom: 0; left: 0; right: 0; z-index: 95; background: var(--brand); color: #fff; box-shadow: 0 -4px 20px rgba(0,0,0,0.18); transform: translateY(100%); opacity: 0; transition: transform 0.4s ease, opacity 0.4s ease; padding: 14px 24px calc(14px + env(safe-area-inset-bottom)); }
.bottom-bar.show { transform: translateY(0); opacity: 1; }
.bottom-bar-inner { max-width: var(--container-max); margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.bottom-bar-text { font-size: 15px; font-weight: 500; }
.bottom-bar-actions { display: flex; align-items: center; gap: 10px; }
.bottom-bar-close { background: transparent; border: none; color: rgba(255,255,255,0.6); font-size: 22px; padding: 6px; transition: color 0.2s ease; }
.bottom-bar-close:hover { color: #fff; }

/* Utility */
.mt-8 { margin-top: 8px; }
.text-center { text-align: center; }

/* Responsive */
@media (max-width: 1023px) {
    .main-nav { display: none; }
    .menu-toggle { display: flex; }
    .nav-badge { display: none; }
    .nav-cta { padding: 9px 18px; font-size: 13px; }
    .page-hero { padding: 128px 0 48px; }
    .page-hero h1 { font-size: 38px; }
    .page-hero p { font-size: 16px; }
    .section-head h2 { font-size: 28px; }
    .scenario-grid { grid-template-columns: 1fr; }
    .process-wrap { grid-template-columns: 1fr; gap: 32px; }
    .process-media img { height: 320px; }
    .data-band { grid-template-columns: repeat(2, 1fr); gap: 32px 24px; padding: 40px 24px; }
    .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
    .cta-section { padding: 48px 28px; }
    .cta-inner h2 { font-size: 28px; }
}

@media (max-width: 767px) {
    .page-section { padding: var(--spacing-section-mobile) 0; }
    .page-hero { padding: 112px 0 40px; }
    .page-hero h1 { font-size: 32px; }
    .page-hero p { font-size: 15px; }
    .section-head { margin-bottom: 28px; }
    .section-head h2 { font-size: 26px; }
    .scenario-strip { flex-direction: column; align-items: flex-start; }
    .doc-item { flex-direction: column; align-items: flex-start; gap: 12px; }
    .doc-item .doc-meta { flex-direction: row; align-items: center; flex-wrap: wrap; }
    .data-band { grid-template-columns: 1fr 1fr; gap: 24px 16px; }
    .data-item .num { font-size: 28px; }
    .cta-inner h2 { font-size: 24px; }
    .footer-top { grid-template-columns: 1fr; gap: 28px; }
    .footer-bottom { flex-direction: column; align-items: flex-start; }
    .bottom-bar-text { font-size: 13px; }
    .bottom-bar-actions .btn-sm { padding: 8px 16px; font-size: 13px; }
    .process-step { padding: 20px; }
    .process-step .step-num { width: 38px; height: 38px; font-size: 14px; border-radius: 12px; }
    .process-step h4 { font-size: 16px; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .logo-text { font-size: 17px; }
    .logo-icon { width: 36px; height: 36px; font-size: 13px; border-radius: 10px; }
    .nav-cta { display: none; }
    .page-hero h1 { font-size: 28px; }
    .page-hero p { font-size: 14px; }
    .scenario-card { padding: 20px; }
    .scenario-card .card-img img { height: 160px; }
    .data-band { grid-template-columns: 1fr 1fr; padding: 32px 16px; }
    .data-item .num { font-size: 24px; }
    .cta-buttons { flex-direction: column; width: 100%; }
    .cta-buttons .btn { width: 100%; }
    .cta-section { padding: 40px 20px; }
    .bottom-bar { padding: 12px 16px calc(12px + env(safe-area-inset-bottom)); }
    .bottom-bar-inner { flex-wrap: wrap; justify-content: center; gap: 8px; }
    .bottom-bar-text { width: 100%; text-align: center; }
}

/* roulang page: category3 */
:root {
            --pine: #12352E;
            --pine-dark: #0D2A24;
            --flame: #FF6A1A;
            --flame-hover: #E55A0F;
            --flame-light: #FF9A4D;
            --graphite: #1F2422;
            --bg: #F6F4EF;
            --bg-alt: #FFFFFF;
            --bg-section: #EFECE4;
            --border: #E2DFD7;
            --text: #3A403D;
            --text-secondary: #6A716D;
            --text-title: #1B201E;
            --text-on-dark: #F6F4EF;
            --text-on-dark-secondary: rgba(255, 255, 255, 0.72);
            --success: #1B8A5A;
            --warning: #D97706;
            --error: #DC2626;
            --info: #2563EB;
            --radius-card: 20px;
            --radius-panel: 24px;
            --radius-pill: 999px;
            --radius-tag: 10px;
            --shadow-card: 0 2px 8px rgba(18, 25, 22, 0.06);
            --shadow-hover: 0 12px 28px rgba(18, 25, 22, 0.12);
            --container: 1200px;
            --header-h: 72px;
            --space-section: 88px;
            --space-section-mobile: 56px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
            padding-bottom: 72px;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: var(--pine);
            text-decoration: none;
            transition: color .2s ease;
        }
        a:hover {
            color: var(--flame);
        }
        ul,
        ol {
            list-style: none;
        }
        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            background: none;
            cursor: pointer;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--flame);
            outline-offset: 2px;
            border-radius: 4px;
        }
        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding: var(--space-section) 0;
        }
        .section-alt {
            background: var(--bg-alt);
        }
        .section-tint {
            background: var(--bg-section);
        }
        .section-head {
            max-width: 720px;
            margin-bottom: 40px;
        }
        .section-tag {
            display: inline-block;
            background: rgba(255, 106, 26, 0.12);
            color: var(--flame-hover);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 16px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.03em;
            margin-bottom: 14px;
        }
        .section-head h2 {
            font-size: 32px;
            font-weight: 700;
            color: var(--text-title);
            line-height: 1.3;
            margin-bottom: 12px;
        }
        .section-sub {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        @media (max-width: 767px) {
            .section {
                padding: var(--space-section-mobile) 0;
            }
            .section-head h2 {
                font-size: 26px;
            }
        }

        /* ============ Header / Nav ============ */
        .main-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-h);
            background: var(--pine);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: box-shadow .3s ease;
        }
        .main-header.scrolled {
            box-shadow: 0 6px 24px rgba(18, 25, 22, 0.35);
        }
        .header-inner {
            max-width: var(--container);
            margin: 0 auto;
            height: 100%;
            display: flex;
            align-items: center;
            gap: 32px;
            padding: 0 24px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--flame), var(--flame-light));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -1px;
        }
        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-on-dark);
            letter-spacing: 0.01em;
            white-space: nowrap;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            margin-left: 20px;
        }
        .main-nav a {
            position: relative;
            color: rgba(255, 255, 255, 0.82);
            font-size: 15px;
            font-weight: 500;
            padding: 8px 2px;
            transition: color .2s ease;
        }
        .main-nav a:hover {
            color: #fff;
        }
        .main-nav a::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            height: 2px;
            border-radius: 2px;
            background: var(--flame);
            transform: scaleX(0);
            transform-origin: left center;
            transition: transform .28s ease;
        }
        .main-nav a:hover::after,
        .main-nav a.active::after {
            transform: scaleX(1);
        }
        .main-nav a.active {
            color: #fff;
            font-weight: 600;
        }
        .nav-right {
            margin-left: auto;
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .nav-live {
            display: flex;
            align-items: center;
            gap: 7px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.14);
            color: rgba(255, 255, 255, 0.86);
            font-size: 13px;
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            white-space: nowrap;
        }
        .nav-live .dot {
            display: inline-block;
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--flame);
            box-shadow: 0 0 0 3px rgba(255, 106, 26, 0.25);
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0%,
            100% {
                box-shadow: 0 0 0 3px rgba(255, 106, 26, 0.25);
            }
            50% {
                box-shadow: 0 0 0 5px rgba(255, 106, 26, 0.12);
            }
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-pill);
            padding: 13px 32px;
            transition: all .25s ease;
            white-space: nowrap;
            line-height: 1.2;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--flame), var(--flame-light));
            color: #fff;
            box-shadow: 0 4px 16px rgba(255, 106, 26, 0.28);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 106, 26, 0.36);
            color: #fff;
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(255, 106, 26, 0.24);
        }
        .btn-outline {
            border: 2px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            background: transparent;
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            color: #fff;
        }
        .btn-outline-dark {
            border: 2px solid var(--pine);
            color: var(--pine);
            background: transparent;
        }
        .btn-outline-dark:hover {
            background: rgba(18, 53, 46, 0.06);
            border-color: var(--pine-dark);
            color: var(--pine-dark);
        }
        .btn-sm {
            padding: 10px 24px;
            font-size: 14px;
        }
        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.08);
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
        }
        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            border-radius: 2px;
            background: #fff;
            transition: all .3s ease;
        }
        .nav-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--pine);
            z-index: 999;
            padding: 96px 32px 40px;
            flex-direction: column;
            gap: 8px;
            opacity: 0;
            visibility: hidden;
            transition: opacity .3s ease, visibility .3s ease;
            overflow-y: auto;
        }
        .mobile-drawer.open {
            opacity: 1;
            visibility: visible;
        }
        .mobile-drawer a {
            color: rgba(255, 255, 255, 0.86);
            font-size: 22px;
            font-weight: 600;
            padding: 18px 16px;
            border-radius: 16px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: background .2s ease;
        }
        .mobile-drawer a:hover,
        .mobile-drawer a.active {
            background: rgba(255, 106, 26, 0.18);
            color: #fff;
        }
        .mobile-drawer .drawer-cta {
            margin-top: 28px;
        }
        @media (max-width: 1023px) {
            .main-nav,
            .nav-live {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .mobile-drawer {
                display: flex;
            }
        }
        @media (max-width: 520px) {
            .btn {
                padding: 12px 22px;
                font-size: 14px;
            }
            .logo-text {
                font-size: 18px;
            }
            .header-inner {
                gap: 16px;
                padding: 0 16px;
            }
        }

        /* ============ Page Hero ============ */
        .page-hero {
            position: relative;
            padding: 168px 0 80px;
            background: linear-gradient(135deg, var(--pine), var(--graphite));
            overflow: hidden;
            border-bottom-left-radius: 32px;
            border-bottom-right-radius: 32px;
        }
        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: 0.28;
            pointer-events: none;
        }
        .page-hero::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(18, 53, 46, 0.96) 20%, rgba(18, 53, 46, 0.72) 60%, rgba(31, 36, 34, 0.62) 100%);
            pointer-events: none;
        }
        .page-hero .container {
            position: relative;
            z-index: 2;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 20px;
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, 0.6);
            transition: color .2s;
        }
        .breadcrumb a:hover {
            color: #fff;
        }
        .breadcrumb i {
            font-style: normal;
            color: rgba(255, 255, 255, 0.35);
        }
        .breadcrumb span {
            color: rgba(255, 255, 255, 0.86);
        }
        .page-hero h1 {
            font-size: 48px;
            font-weight: 700;
            color: var(--text-on-dark);
            line-height: 1.25;
            letter-spacing: -0.5px;
            margin-bottom: 18px;
        }
        .page-hero .hero-desc {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.72);
            max-width: 680px;
            line-height: 1.7;
        }
        .hero-meta-row {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-top: 32px;
        }
        .hero-pill {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: var(--radius-pill);
            padding: 8px 20px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.82);
        }
        .hero-pill i {
            color: var(--flame);
            font-style: normal;
        }
        @media (max-width: 767px) {
            .page-hero {
                padding: 140px 0 56px;
                border-radius: 0 0 20px 20px;
            }
            .page-hero h1 {
                font-size: 34px;
            }
            .page-hero .hero-desc {
                font-size: 16px;
            }
            .hero-meta-row {
                gap: 10px;
            }
            .hero-pill {
                padding: 6px 14px;
                font-size: 13px;
            }
        }

        /* ============ Stats Bar ============ */
        .stats-bar {
            position: relative;
            z-index: 3;
            margin: -32px auto 0;
            max-width: 1100px;
            padding: 0 24px;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            background: #fff;
            border-radius: 24px;
            box-shadow: 0 12px 32px rgba(18, 25, 22, 0.1);
            padding: 32px 28px;
        }
        .stat-item {
            text-align: center;
        }
        .stat-num {
            font-size: 34px;
            font-weight: 700;
            color: var(--pine);
            font-variant-numeric: tabular-nums;
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .stat-label {
            font-size: 13px;
            color: var(--text-secondary);
        }
        @media (max-width: 900px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                padding: 24px;
            }
        }
        @media (max-width: 480px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
                padding: 20px 16px;
                border-radius: 18px;
            }
            .stat-num {
                font-size: 28px;
            }
        }

        /* ============ Focus Cards ============ */
        .focus-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }
        .focus-card {
            background: #fff;
            border-radius: var(--radius-panel);
            padding: 32px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            transition: transform .3s ease, box-shadow .3s ease;
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .focus-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--flame), var(--flame-light));
            opacity: 0;
            transition: opacity .3s ease;
        }
        .focus-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }
        .focus-card:hover::before {
            opacity: 1;
        }
        .focus-card .card-icon {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            background: rgba(255, 106, 26, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--flame);
        }
        .focus-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-title);
            line-height: 1.4;
        }
        .focus-card p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            flex: 1;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            margin-top: 4px;
        }
        .tag {
            display: inline-block;
            background: rgba(18, 53, 46, 0.08);
            color: var(--pine);
            font-size: 12px;
            font-weight: 500;
            padding: 4px 14px;
            border-radius: var(--radius-pill);
        }
        .badge-data {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: linear-gradient(135deg, var(--flame), var(--flame-light));
            color: #fff;
            font-size: 13px;
            font-weight: 700;
            padding: 5px 16px;
            border-radius: var(--radius-pill);
            font-variant-numeric: tabular-nums;
        }
        @media (max-width: 767px) {
            .focus-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ============ Insight Strip ============ */
        .insight-strip {
            background: var(--pine);
            border-radius: var(--radius-panel);
            padding: 44px 48px;
            display: flex;
            align-items: center;
            gap: 36px;
            color: var(--text-on-dark);
            position: relative;
            overflow: hidden;
        }
        .insight-strip::after {
            content: "";
            position: absolute;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 106, 26, 0.35), transparent 70%);
            right: -60px;
            top: -80px;
            pointer-events: none;
        }
        .insight-strip p {
            font-size: 18px;
            font-weight: 500;
            line-height: 1.6;
            flex: 1;
            position: relative;
            z-index: 1;
        }
        .insight-strip .strip-link {
            flex-shrink: 0;
            position: relative;
            z-index: 1;
        }
        @media (max-width: 900px) {
            .insight-strip {
                flex-direction: column;
                align-items: flex-start;
                padding: 32px;
                gap: 20px;
            }
        }

        /* ============ Split Policy Market ============ */
        .split-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            margin-bottom: 48px;
        }
        .split-row:last-child {
            margin-bottom: 0;
        }
        .split-row.reverse .split-media {
            order: 2;
        }
        .split-row.reverse .split-content {
            order: 1;
        }
        .split-media {
            border-radius: var(--radius-panel);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            position: relative;
        }
        .split-media img {
            width: 100%;
            height: 340px;
            object-fit: cover;
            transition: transform .4s ease;
        }
        .split-media:hover img {
            transform: scale(1.03);
        }
        .media-badge {
            position: absolute;
            right: 16px;
            bottom: 16px;
            background: rgba(18, 53, 46, 0.88);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            backdrop-filter: blur(4px);
        }
        .split-content h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-title);
            line-height: 1.4;
            margin-bottom: 14px;
        }
        .split-content p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 20px;
        }
        .text-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            color: var(--flame-hover);
            transition: gap .2s ease, color .2s ease;
        }
        .text-link:hover {
            gap: 10px;
            color: var(--flame);
        }
        @media (max-width: 900px) {
            .split-row {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .split-row.reverse .split-media,
            .split-row.reverse .split-content {
                order: initial;
            }
            .split-media img {
                height: 240px;
            }
        }

        /* ============ News List ============ */
        .news-list {
            background: #fff;
            border-radius: var(--radius-panel);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            padding: 8px 0;
        }
        .news-item {
            display: grid;
            grid-template-columns: 130px 1fr 130px;
            gap: 24px;
            align-items: center;
            padding: 24px 32px;
            border-bottom: 1px solid var(--border);
            transition: background .2s ease;
        }
        .news-item:last-child {
            border-bottom: none;
        }
        .news-item:hover {
            background: rgba(255, 106, 26, 0.03);
        }
        .news-date {
            font-size: 14px;
            color: var(--text-secondary);
            font-variant-numeric: tabular-nums;
        }
        .news-body h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-title);
            line-height: 1.5;
            margin-bottom: 6px;
            transition: color .2s ease;
        }
        .news-item:hover .news-body h4 {
            color: var(--flame-hover);
        }
        .news-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.65;
            max-width: 700px;
        }
        .news-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--pine);
            white-space: nowrap;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            justify-content: flex-end;
            transition: color .2s, gap .2s;
        }
        .news-link:hover {
            color: var(--flame);
            gap: 8px;
        }
        @media (max-width: 900px) {
            .news-item {
                grid-template-columns: 100px 1fr;
                gap: 12px 18px;
                padding: 20px 20px;
            }
            .news-link {
                grid-column: 2;
                justify-content: flex-start;
            }
        }
        @media (max-width: 480px) {
            .news-item {
                grid-template-columns: 1fr;
                gap: 6px;
                padding: 18px 16px;
            }
            .news-link {
                grid-column: 1;
                margin-top: 6px;
            }
        }

        /* ============ FAQ ============ */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 16px;
            margin-bottom: 14px;
            overflow: hidden;
            transition: box-shadow .25s ease, border-color .25s ease;
        }
        .faq-item.active {
            border-color: rgba(255, 106, 26, 0.4);
            box-shadow: 0 6px 20px rgba(18, 25, 22, 0.06);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 20px 26px;
            text-align: left;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-title);
            cursor: pointer;
            border-radius: 16px;
            transition: background .2s ease;
        }
        .faq-question:hover {
            background: rgba(255, 106, 26, 0.03);
        }
        .faq-icon {
            position: relative;
            width: 28px;
            height: 28px;
            flex-shrink: 0;
            border-radius: 50%;
            background: rgba(18, 53, 46, 0.08);
            transition: background .25s ease, transform .3s ease;
        }
        .faq-icon::before,
        .faq-icon::after {
            content: "";
            position: absolute;
            background: var(--pine);
            border-radius: 2px;
            transform: translate(-50%, -50%);
            top: 50%;
            left: 50%;
            transition: background .2s, opacity .2s, transform .3s;
        }
        .faq-icon::before {
            width: 12px;
            height: 2px;
        }
        .faq-icon::after {
            width: 2px;
            height: 12px;
        }
        .faq-item.active .faq-icon {
            background: var(--flame);
        }
        .faq-item.active .faq-icon::before,
        .faq-item.active .faq-icon::after {
            background: #fff;
        }
        .faq-item.active .faq-icon::after {
            transform: translate(-50%, -50%) rotate(90deg);
            opacity: 0;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .32s ease;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
        }
        .faq-answer-inner {
            padding: 0 26px 22px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
        }
        @media (max-width: 480px) {
            .faq-question {
                padding: 16px 18px;
                font-size: 15px;
            }
            .faq-answer-inner {
                padding: 0 18px 16px;
                font-size: 14px;
            }
        }

        /* ============ CTA Section ============ */
        .cta-section {
            background: linear-gradient(135deg, var(--pine), var(--graphite));
            border-radius: var(--radius-panel);
            padding: 64px 56px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            width: 420px;
            height: 420px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 106, 26, 0.26), transparent 68%);
            top: -160px;
            left: -120px;
            pointer-events: none;
        }
        .cta-section::after {
            content: "";
            position: absolute;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 106, 26, 0.18), transparent 72%);
            bottom: -120px;
            right: -80px;
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
            max-width: 720px;
        }
        .cta-section h2 {
            font-size: 36px;
            font-weight: 700;
            color: var(--text-on-dark);
            line-height: 1.3;
            margin-bottom: 16px;
        }
        .cta-section p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.72);
            line-height: 1.7;
            margin-bottom: 32px;
        }
        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        @media (max-width: 767px) {
            .cta-section {
                padding: 44px 24px;
                border-radius: 18px;
            }
            .cta-section h2 {
                font-size: 27px;
            }
        }

        /* ============ Footer ============ */
        .site-footer {
            background: var(--pine-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 64px 0 0;
            margin-top: var(--space-section);
            border-radius: 32px 32px 0 0;
        }
        .footer-top {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand .logo {
            margin-bottom: 16px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.75;
            color: rgba(255, 255, 255, 0.6);
            max-width: 320px;
        }
        .footer-col-title {
            font-size: 15px;
            font-weight: 700;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 16px;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            transition: color .2s ease, padding-left .2s ease;
        }
        .footer-links a:hover {
            color: var(--flame-light);
            padding-left: 4px;
        }
        .footer-contact-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 10px;
        }
        .footer-contact-item .icon {
            color: var(--flame-light);
            font-style: normal;
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding: 24px 0;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a:hover {
            color: var(--flame-light);
        }
        @media (max-width: 900px) {
            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 520px) {
            .site-footer {
                border-radius: 20px 20px 0 0;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 28px;
                padding-bottom: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        /* ============ Bottom Fixed Bar ============ */
        .bottom-bar {
            position: fixed;
            left: 0;
            right: 0;
            bottom: 0;
            z-index: 800;
            background: #fff;
            border-top: 1px solid var(--border);
            box-shadow: 0 -4px 20px rgba(18, 25, 22, 0.08);
            padding: 12px 24px;
            transform: translateY(100%);
            opacity: 0;
            transition: transform .4s ease, opacity .4s ease;
            padding-bottom: calc(12px + env(safe-area-inset-bottom));
        }
        .bottom-bar.visible {
            transform: translateY(0);
            opacity: 1;
        }
        .bottom-bar-inner {
            max-width: var(--container);
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
        }
        .bottom-bar p {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-title);
            white-space: nowrap;
        }
        .bottom-bar .btn {
            padding: 10px 24px;
            font-size: 14px;
        }
        .bottom-bar-close {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            color: var(--text-secondary);
            font-size: 18px;
            line-height: 1;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: background .2s, color .2s;
        }
        .bottom-bar-close:hover {
            background: rgba(18, 53, 46, 0.08);
            color: var(--text-title);
        }
        @media (max-width: 767px) {
            .bottom-bar {
                padding: 10px 16px;
                padding-bottom: calc(10px + env(safe-area-inset-bottom));
            }
            .bottom-bar-inner {
                gap: 12px;
            }
            .bottom-bar p {
                font-size: 13px;
            }
            .bottom-bar .btn {
                padding: 8px 16px;
                font-size: 13px;
            }
        }
        @media (max-width: 480px) {
            body {
                padding-bottom: 64px;
            }
        }