/* roulang page: index */
:root {
            --primary: #0E5E54;
            --primary-dark: #083D37;
            --primary-deep: #157A68;
            --primary-light: #E2EFEB;
            --accent: #E3A74A;
            --accent-light: #F6E7CF;
            --bg: #F6F3ED;
            --card-bg: #FFFFFF;
            --border: #EAE3D8;
            --text: #1C2925;
            --text-secondary: #5C6B66;
            --footer-bg: #0B2A25;
            --radius: 20px;
            --radius-lg: 28px;
            --radius-sm: 12px;
            --radius-pill: 999px;
            --shadow: 0 10px 30px rgba(13, 60, 51, 0.08);
            --shadow-hover: 0 18px 40px rgba(13, 60, 51, 0.14);
            --gradient: linear-gradient(135deg, #0E5E54 0%, #157A68 70%, #E3A74A 100%);
            --spacing: 96px;
            --spacing-mobile: 64px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color .3s ease;
        }

        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }

        .brand-gradient {
            background: var(--gradient);
        }

        /* ===== NAVIGATION ===== */
        .custom-navbar {
            background: rgba(246, 243, 237, 0.95);
            border-bottom: 1px solid var(--border);
            min-height: 80px;
            padding-top: 0;
            padding-bottom: 0;
            position: sticky;
            top: 0;
            z-index: 1050;
        }

        .custom-navbar .container {
            min-height: 80px;
            display: flex;
            align-items: center;
        }

        .brand-logo {
            display: flex;
            flex-direction: column;
            line-height: 1.1;
            min-width: 0;
        }

        .brand-logo .logo-main {
            font-size: 28px;
            font-weight: 800;
            color: var(--primary-dark);
            letter-spacing: 0.02em;
        }

        .brand-logo .logo-sub {
            font-size: 12px;
            font-weight: 500;
            letter-spacing: 0.4em;
            color: var(--primary);
            text-transform: uppercase;
            margin-top: 2px;
        }

        .custom-navbar .navbar-nav {
            gap: 8px;
            margin-left: auto;
        }

        .custom-navbar .nav-link {
            font-size: 15px;
            font-weight: 400;
            color: var(--text);
            padding: 8px 14px !important;
            position: relative;
            border-radius: 8px;
        }

        .custom-navbar .nav-link:hover {
            color: var(--primary);
            background: rgba(14, 94, 84, 0.04);
        }

        .custom-navbar .nav-link.active {
            color: var(--primary);
            font-weight: 500;
        }

        .custom-navbar .nav-link.active::after {
            content: "";
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .login-entry {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 500;
            color: var(--primary);
            padding: 8px 16px;
            border: 1px solid transparent;
            border-radius: var(--radius-pill);
            transition: all .3s ease;
            margin-left: 8px;
            white-space: nowrap;
        }

        .login-entry:hover {
            background: var(--primary-light);
            border-color: var(--primary-light);
        }

        .login-entry::after {
            content: "→";
            font-size: 14px;
            transition: transform .3s ease;
        }

        .login-entry:hover::after {
            transform: translateX(3px);
        }

        .navbar-toggler {
            border: none;
            width: 44px;
            height: 44px;
            padding: 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            background: transparent;
        }

        .navbar-toggler:focus {
            box-shadow: none;
        }

        .navbar-toggler span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--text);
            margin: 3px 0;
            border-radius: 2px;
            transition: all .3s ease;
        }

        .navbar-toggler[aria-expanded="true"] span:nth-child(1) {
            transform: translateY(8px) rotate(45deg);
        }

        .navbar-toggler[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }

        .navbar-toggler[aria-expanded="true"] span:nth-child(3) {
            transform: translateY(-8px) rotate(-45deg);
        }

        @media (max-width: 991.98px) {
            .custom-navbar .navbar-collapse {
                background: var(--bg);
                border-top: 1px solid var(--border);
                padding: 16px 0 24px;
                margin-top: 0;
            }

            .custom-navbar .navbar-nav {
                margin-left: 0;
                gap: 0;
                width: 100%;
            }

            .custom-navbar .nav-link {
                padding: 12px 16px !important;
                border-bottom: 1px solid var(--border);
                border-radius: 0;
                font-size: 15px;
            }

            .custom-navbar .nav-link.active::after {
                display: none;
            }

            .custom-navbar .nav-link.active {
                color: var(--primary);
                font-weight: 600;
                background: rgba(14, 94, 84, 0.04);
                border-left: 3px solid var(--primary);
            }

            .login-entry {
                margin-left: 16px;
                margin-top: 16px;
                display: inline-flex;
            }
        }

        /* ===== HERO ===== */
        .hero-section {
            padding: 48px 0 0;
        }

        .hero-card {
            border-radius: var(--radius-lg);
            background:
                linear-gradient(135deg, rgba(14, 94, 84, 0.92) 0%, rgba(21, 122, 104, 0.88) 70%, rgba(227, 167, 74, 0.75) 100%),
                url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            padding: 64px 56px;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow);
            min-height: 430px;
            display: flex;
            align-items: center;
        }

        .hero-card h1 {
            color: #ffffff;
            font-size: 44px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 16px;
            max-width: 620px;
            letter-spacing: 0.02em;
        }

        .hero-subtitle {
            color: rgba(255, 255, 255, 0.85);
            font-size: 18px;
            margin-bottom: 32px;
            max-width: 460px;
        }

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

        .btn-brand {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: #ffffff;
            color: var(--primary-dark);
            border: none;
            border-radius: var(--radius-pill);
            padding: 14px 34px;
            font-size: 16px;
            font-weight: 600;
            transition: all .3s ease;
            box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12);
        }

        .btn-brand:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(0, 0, 0, 0.2);
            color: var(--primary-dark);
        }

        .btn-brand:active {
            transform: translateY(0);
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.12);
        }

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.6);
            color: #ffffff;
            border-radius: var(--radius-pill);
            padding: 13px 32px;
            font-size: 16px;
            font-weight: 500;
            transition: all .3s ease;
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #ffffff;
            color: #ffffff;
        }

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

        .hero-badge {
            background: rgba(255, 255, 255, 0.16);
            backdrop-filter: blur(6px);
            border-radius: var(--radius-pill);
            padding: 18px 26px;
            display: flex;
            align-items: center;
            gap: 16px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            transition: background .3s ease;
        }

        .hero-badge:hover {
            background: rgba(255, 255, 255, 0.22);
        }

        .badge-num {
            font-size: 26px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.01em;
            font-variant-numeric: tabular-nums;
            line-height: 1.2;
            min-width: 80px;
        }

        .badge-txt {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.9);
        }

        @media (max-width: 991.98px) {
            .hero-card {
                padding: 48px 32px;
                border-radius: 24px;
            }

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

            .hero-badges {
                flex-direction: row;
                flex-wrap: wrap;
                margin-top: 32px;
            }

            .hero-badge {
                flex: 1;
                min-width: 140px;
                padding: 14px 18px;
            }

            .badge-num {
                font-size: 22px;
                min-width: 60px;
            }
        }

        @media (max-width: 575.98px) {
            .hero-section {
                padding-top: 24px;
            }

            .hero-card {
                padding: 40px 24px;
                border-radius: 20px;
                min-height: auto;
            }

            .hero-card h1 {
                font-size: 28px;
            }

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

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

            .btn-brand,
            .btn-outline-light {
                width: 100%;
            }

            .hero-badges {
                flex-direction: column;
            }

            .hero-badge {
                min-width: 100%;
            }
        }

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

        .section-alt {
            background: #FBFAF7;
        }

        .section-header {
            text-align: center;
            margin-bottom: 56px;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }

        .section-header h2 {
            font-size: 32px;
            font-weight: 700;
            color: var(--text);
            letter-spacing: 0.02em;
            margin-bottom: 14px;
            line-height: 1.3;
        }

        .section-header p {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        .section-header .section-tagline {
            display: inline-block;
            font-size: 13px;
            font-weight: 500;
            color: var(--primary);
            background: var(--primary-light);
            border-radius: var(--radius-pill);
            padding: 6px 20px;
            margin-bottom: 16px;
            letter-spacing: 0.06em;
        }

        @media (max-width: 767.98px) {
            .section {
                padding: var(--spacing-mobile) 0;
            }

            .section-header {
                margin-bottom: 36px;
            }

            .section-header h2 {
                font-size: 22px;
            }
        }

        /* ===== FEATURES ===== */
        .features-section {
            background: var(--bg);
        }

        .feature-row {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            margin-bottom: 24px;
        }

        .feature-row:last-child {
            margin-bottom: 0;
        }

        .feature-col {
            flex: 0 0 calc(50% - 12px);
            max-width: calc(50% - 12px);
        }

        .feature-col.offset-right {
            margin-left: auto;
        }

        .feature-col.offset-center {
            margin-left: 12.5%;
        }

        .feature-item {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 32px;
            box-shadow: var(--shadow);
            border: 1px solid rgba(234, 227, 216, 0.5);
            height: 100%;
            transition: all .35s ease;
            position: relative;
            overflow: hidden;
        }

        .feature-item::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: var(--gradient);
            opacity: 0;
            transition: opacity .35s ease;
        }

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

        .feature-item:hover::before {
            opacity: 1;
        }

        .feature-num {
            display: inline-block;
            font-size: 14px;
            font-weight: 700;
            color: var(--accent);
            background: var(--accent-light);
            border-radius: var(--radius-pill);
            padding: 4px 14px;
            margin-bottom: 20px;
            letter-spacing: 0.04em;
            font-variant-numeric: tabular-nums;
        }

        .feature-item h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 12px;
        }

        .feature-item p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }

        @media (max-width: 767.98px) {
            .feature-col,
            .feature-col.offset-right,
            .feature-col.offset-center {
                flex: 0 0 100%;
                max-width: 100%;
                margin-left: 0;
            }

            .feature-item {
                padding: 24px;
            }
        }

        /* ===== SCENARIOS ===== */
        .scenarios-section {
            background: #FBFAF7;
        }

        .scenario-row {
            display: flex;
            align-items: center;
            gap: 56px;
            margin-bottom: 72px;
        }

        .scenario-row:last-child {
            margin-bottom: 0;
        }

        .scenario-img {
            flex: 1;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
        }

        .scenario-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 16/10;
            border-radius: var(--radius);
        }

        .scenario-text {
            flex: 1;
            padding: 16px 0;
        }

        .scenario-text .tag {
            display: inline-block;
            font-size: 13px;
            color: var(--primary);
            background: var(--primary-light);
            border-radius: var(--radius-pill);
            padding: 4px 16px;
            margin-bottom: 16px;
            font-weight: 500;
        }

        .scenario-text h3 {
            font-size: 22px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 14px;
        }

        .scenario-text p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 0;
        }

        .scenario-row.reverse .scenario-img {
            order: 2;
        }

        .scenario-row.reverse .scenario-text {
            order: 1;
        }

        @media (max-width: 767.98px) {
            .scenario-row {
                flex-direction: column;
                gap: 32px;
                margin-bottom: 56px;
            }

            .scenario-row.reverse {
                flex-direction: column;
            }

            .scenario-row.reverse .scenario-img {
                order: 1;
            }

            .scenario-row.reverse .scenario-text {
                order: 2;
            }

            .scenario-img img {
                aspect-ratio: 16/9;
            }

            .scenario-text h3 {
                font-size: 20px;
            }
        }

        /* ===== CASES ===== */
        .cases-section {
            background: var(--bg);
        }

        .cases-stats {
            display: flex;
            justify-content: center;
            gap: 24px;
            margin-bottom: 56px;
            flex-wrap: wrap;
        }

        .stat-item {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 28px 40px;
            text-align: center;
            box-shadow: var(--shadow);
            min-width: 170px;
            border: 1px solid rgba(234, 227, 216, 0.4);
        }

        .stat-item .stat-num {
            font-size: 34px;
            font-weight: 700;
            color: var(--primary);
            font-variant-numeric: tabular-nums;
            line-height: 1.2;
        }

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

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

        .case-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid rgba(234, 227, 216, 0.4);
            transition: all .35s ease;
            height: 100%;
        }

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

        .case-cover {
            height: 190px;
            overflow: hidden;
        }

        .case-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }

        .case-card:hover .case-cover img {
            transform: scale(1.05);
        }

        .case-body {
            padding: 24px;
        }

        .case-body .case-type {
            font-size: 12px;
            color: var(--accent);
            background: var(--accent-light);
            border-radius: var(--radius-pill);
            padding: 3px 12px;
            display: inline-block;
            font-weight: 500;
            letter-spacing: 0.03em;
        }

        .case-body h3 {
            font-size: 18px;
            font-weight: 600;
            margin: 14px 0 8px;
            color: var(--text);
        }

        .case-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 0;
        }

        @media (max-width: 991.98px) {
            .cases-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 575.98px) {
            .cases-grid {
                grid-template-columns: 1fr;
            }

            .stat-item {
                min-width: 140px;
                padding: 20px 24px;
            }

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

        /* ===== PRICING ===== */
        .pricing-section {
            background: #FBFAF7;
        }

        .pricing-grid {
            display: flex;
            align-items: stretch;
            justify-content: center;
            gap: 24px;
            flex-wrap: wrap;
        }

        .pricing-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 40px 32px;
            width: calc(33.333% - 16px);
            box-shadow: var(--shadow);
            border: 1px solid rgba(234, 227, 216, 0.4);
            display: flex;
            flex-direction: column;
            transition: all .35s ease;
            position: relative;
        }

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

        .pricing-card.featured {
            background: var(--gradient);
            color: #fff;
            box-shadow: 0 18px 40px rgba(14, 94, 84, 0.25);
            transform: translateY(-12px);
            border: none;
            padding: 48px 36px;
        }

        .pricing-card.featured:hover {
            transform: translateY(-16px);
            box-shadow: 0 24px 50px rgba(14, 94, 84, 0.3);
        }

        .pricing-badge {
            display: inline-block;
            background: var(--accent);
            color: var(--primary-dark);
            font-size: 12px;
            font-weight: 700;
            border-radius: var(--radius-pill);
            padding: 4px 16px;
            position: absolute;
            top: -10px;
            left: 50%;
            transform: translateX(-50%);
            white-space: nowrap;
            letter-spacing: 0.04em;
            box-shadow: 0 4px 12px rgba(227, 167, 74, 0.3);
        }

        .pricing-name {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 12px;
        }

        .pricing-desc {
            font-size: 14px;
            opacity: 0.8;
            margin-bottom: 24px;
            line-height: 1.6;
        }

        .pricing-list {
            list-style: none;
            padding: 0;
            margin: 0 0 32px;
            flex-grow: 1;
        }

        .pricing-list li {
            font-size: 14px;
            padding: 8px 0;
            padding-left: 24px;
            position: relative;
        }

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

        .pricing-card.featured .pricing-list li::before {
            color: var(--accent);
        }

        .pricing-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-pill);
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 500;
            transition: all .3s ease;
            border: 1px solid var(--primary);
            color: var(--primary);
            background: transparent;
        }

        .pricing-btn:hover {
            background: rgba(14, 94, 84, 0.06);
            color: var(--primary);
        }

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

        .pricing-card.featured .pricing-btn:hover {
            background: rgba(255, 255, 255, 0.9);
            color: var(--primary-dark);
        }

        @media (max-width: 991.98px) {
            .pricing-card {
                width: calc(50% - 12px);
            }

            .pricing-card.featured {
                order: -1;
                width: 100%;
                transform: none;
            }

            .pricing-card.featured:hover {
                transform: translateY(-4px);
            }
        }

        @media (max-width: 575.98px) {
            .pricing-card {
                width: 100%;
            }

            .pricing-card.featured {
                width: 100%;
            }
        }

        /* ===== NEWS ===== */
        .news-section {
            background: var(--bg);
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
            max-width: 980px;
            margin: 0 auto;
        }

        .news-card {
            display: flex;
            gap: 24px;
            background: var(--card-bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            border: 1px solid rgba(234, 227, 216, 0.4);
            overflow: hidden;
            transition: all .35s ease;
            padding: 16px;
        }

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

        .news-cover {
            flex: 0 0 240px;
            border-radius: 14px;
            overflow: hidden;
        }

        .news-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 16/9;
        }

        .news-info {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
            padding: 8px 8px 8px 0;
        }

        .news-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 10px;
        }

        .news-meta .tag {
            font-size: 12px;
            font-weight: 500;
            color: var(--primary);
            background: var(--primary-light);
            border-radius: var(--radius-pill);
            padding: 3px 12px;
        }

        .news-meta .date {
            font-size: 13px;
            color: var(--text-secondary);
            font-variant-numeric: tabular-nums;
        }

        .news-info h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 8px;
            line-height: 1.4;
            transition: color .3s ease;
        }

        .news-card:hover .news-info h3 {
            color: var(--primary);
        }

        .news-info p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-empty {
            text-align: center;
            padding: 56px 24px;
            background: var(--card-bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            color: var(--text-secondary);
            font-size: 15px;
        }

        @media (max-width: 767.98px) {
            .news-card {
                flex-direction: column;
                padding: 12px;
            }

            .news-cover {
                flex: none;
                width: 100%;
                border-radius: 14px;
            }

            .news-cover img {
                aspect-ratio: 16/9;
            }

            .news-info {
                padding: 12px 8px;
            }
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: #FBFAF7;
        }

        .faq-wrapper {
            max-width: 840px;
            margin: 0 auto;
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            border: 1px solid rgba(234, 227, 216, 0.4);
            padding: 16px 32px;
        }

        .faq-item {
            border-bottom: 1px solid var(--border);
            padding: 24px 0;
        }

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

        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            gap: 16px;
            user-select: none;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            padding: 0;
            font-family: inherit;
            line-height: 1.4;
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 500;
            transition: all .3s ease;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .4s ease;
        }

        .faq-answer-inner {
            padding-top: 14px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        @media (max-width: 575.98px) {
            .faq-wrapper {
                padding: 12px 20px;
            }

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

        /* ===== CONTACT ===== */
        .contact-section {
            background: var(--bg);
        }

        .contact-wrap {
            max-width: 980px;
            margin: 0 auto;
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            border: 1px solid rgba(234, 227, 216, 0.4);
            padding: 56px;
            display: flex;
            gap: 48px;
        }

        .contact-left {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .contact-left h3 {
            font-size: 24px;
            font-weight: 600;
            margin-bottom: 12px;
            color: var(--text);
        }

        .contact-left p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 24px;
        }

        .contact-methods {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .contact-methods li {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 14px;
            color: var(--text-secondary);
            padding: 8px 0;
        }

        .contact-methods li .icon-circle {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 14px;
            font-weight: 500;
        }

        .contact-form-wrap {
            flex: 1;
        }

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

        .form-label .required {
            color: var(--accent);
        }

        .form-control {
            height: 48px;
            border-radius: var(--radius-sm);
            border: 1px solid #E4DED5;
            background: #FAF8F4;
            font-size: 14px;
            color: var(--text);
            padding: 0 16px;
            transition: all .3s ease;
        }

        .form-control:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(14, 94, 84, 0.12);
            background: #ffffff;
        }

        textarea.form-control {
            height: auto;
            padding: 14px 16px;
            resize: vertical;
            min-height: 100px;
        }

        .form-control::placeholder {
            color: #9AA7A1;
        }

        .btn-submit {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--gradient);
            color: #fff;
            border: none;
            border-radius: var(--radius-pill);
            padding: 14px 40px;
            font-size: 15px;
            font-weight: 600;
            transition: all .3s ease;
            width: 100%;
            min-width: 200px;
        }

        .btn-submit:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(14, 94, 84, 0.22);
            color: #fff;
        }

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

        @media (max-width: 767.98px) {
            .contact-wrap {
                flex-direction: column;
                padding: 32px 24px;
            }
        }

        /* ===== CTA BAND ===== */
        .cta-band {
            background: var(--primary-dark);
            padding: 56px 0;
            text-align: center;
        }

        .cta-band h2 {
            color: #fff;
            font-size: 30px;
            font-weight: 600;
            margin-bottom: 12px;
        }

        .cta-band p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 16px;
            margin-bottom: 28px;
        }

        .cta-band .btn-brand {
            background: var(--accent);
            color: var(--primary-dark);
            box-shadow: 0 4px 16px rgba(227, 167, 74, 0.3);
        }

        .cta-band .btn-brand:hover {
            background: #f0b95a;
            color: var(--primary-dark);
        }

        @media (max-width: 575.98px) {
            .cta-band h2 {
                font-size: 24px;
            }
        }

        /* ===== FOOTER ===== */
        .site-footer {
            background: var(--footer-bg);
            color: rgba(255, 255, 255, 0.7);
            padding: 64px 0 0;
        }

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

        .footer-brand .brand-logo .logo-main {
            color: #fff;
        }

        .footer-brand .brand-logo .logo-sub {
            color: var(--accent);
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            margin-top: 16px;
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 18px;
        }

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

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: color .3s ease;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 24px 0;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
        }

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

        @media (max-width: 991.98px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 575.98px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }

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

/* roulang page: category1 */
:root {
            --primary: #0E5E54;
            --primary-dark: #083D37;
            --primary-light: #E2EFEB;
            --accent: #E3A74A;
            --accent-light: #F6E7CF;
            --bg: #F6F3ED;
            --card-bg: #FFFFFF;
            --border: #EAE3D8;
            --text: #1C2925;
            --text-secondary: #5C6B66;
            --footer-bg: #0B2A25;
            --radius-card: 20px;
            --radius-large: 28px;
            --radius-input: 12px;
            --shadow: 0 10px 30px rgba(13, 60, 51, 0.08);
            --shadow-hover: 0 18px 40px rgba(13, 60, 51, 0.14);
            --gradient: linear-gradient(135deg, #0E5E54 0%, #157A68 70%, #E3A74A 130%);
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg);
            color: var(--text);
            font-size: 16px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            border-radius: 16px;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color 0.25s ease;
        }

        a:hover {
            color: var(--primary-dark);
        }

        .container {
            max-width: 1280px;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== Header / Nav ===== */
        .custom-navbar {
            background: rgba(255, 255, 255, 0.92);
            border-bottom: 1px solid var(--border);
            min-height: 80px;
            padding-top: 0;
            padding-bottom: 0;
            position: sticky;
            top: 0;
            z-index: 1050;
        }

        .custom-navbar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: 1280px;
            min-height: 80px;
        }

        .brand-logo {
            display: inline-flex;
            flex-direction: column;
            line-height: 1.15;
            text-decoration: none;
            transition: opacity 0.2s;
        }

        .brand-logo:hover {
            opacity: 0.85;
        }

        .logo-main {
            font-size: 28px;
            font-weight: 800;
            letter-spacing: 0.03em;
            color: var(--primary);
            font-family: var(--font-sans);
        }

        .logo-sub {
            font-size: 12px;
            font-weight: 500;
            letter-spacing: 0.42em;
            color: var(--text-secondary);
            text-transform: uppercase;
            padding-left: 2px;
        }

        .navbar-nav {
            margin-left: 64px;
            align-items: center;
            gap: 32px;
        }

        .navbar-nav .nav-link {
            font-size: 15px;
            font-weight: 400;
            color: var(--text);
            padding: 8px 0;
            position: relative;
            letter-spacing: 0.02em;
        }

        .navbar-nav .nav-link:hover {
            color: var(--primary);
        }

        .navbar-nav .nav-link.active {
            color: var(--primary);
            font-weight: 500;
        }

        .navbar-nav .nav-link.active::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: 2px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
            width: 100%;
            max-width: 100%;
        }

        .login-entry {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 15px;
            color: var(--primary);
            font-weight: 500;
            padding: 8px 16px;
            border: 1px solid transparent;
            border-radius: 999px;
            transition: all 0.25s ease;
        }

        .login-entry::after {
            content: "→";
            font-size: 14px;
            transition: transform 0.25s ease;
        }

        .login-entry:hover {
            background: rgba(14, 94, 84, 0.05);
            color: var(--primary-dark);
        }

        .login-entry:hover::after {
            transform: translateX(3px);
        }

        .navbar-toggler {
            border: none;
            background: transparent;
            display: flex;
            flex-direction: column;
            gap: 5px;
            padding: 10px;
        }

        .navbar-toggler span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: all 0.3s;
        }

        .navbar-toggler:focus {
            box-shadow: none;
            outline: none;
        }

        @media (max-width: 767.98px) {
            .custom-navbar .container {
                flex-wrap: nowrap;
            }

            .navbar-collapse {
                background: var(--bg);
                padding: 12px 0 20px;
                border-top: 1px solid var(--border);
                margin-top: 12px;
            }

            .navbar-nav {
                margin-left: 0;
                gap: 0;
                width: 100%;
            }

            .navbar-nav .nav-item {
                width: 100%;
            }

            .navbar-nav .nav-link {
                display: block;
                padding: 14px 4px;
                line-height: 1.4;
                border-bottom: 1px solid var(--border);
            }

            .login-entry {
                margin-top: 16px;
                width: 100%;
                justify-content: center;
                border: 1px solid var(--primary);
            }
        }

        /* ===== Page Hero ===== */
        .page-hero {
            position: relative;
            background: linear-gradient(135deg, rgba(14, 94, 84, 0.92) 0%, rgba(21, 122, 104, 0.88) 60%, rgba(227, 167, 74, 0.35) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            padding: 96px 0 88px;
            color: #fff;
            border-radius: 0 0 32px 32px;
        }

        .page-hero .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 20px;
        }

        .page-hero .breadcrumb-custom a {
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
        }

        .page-hero .breadcrumb-custom a:hover {
            color: #fff;
        }

        .page-hero .breadcrumb-divider {
            opacity: 0.6;
        }

        .page-hero h1 {
            font-size: 46px;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: 0.02em;
            color: #fff;
            margin-bottom: 16px;
        }

        .page-hero .hero-sub {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.88);
            line-height: 1.7;
            max-width: 640px;
            margin-bottom: 0;
        }

        @media (max-width: 767.98px) {
            .page-hero {
                padding: 64px 0 56px;
                border-radius: 0;
            }

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

            .page-hero .hero-sub {
                font-size: 15px;
            }
        }

        /* ===== Content Section (交替图文) ===== */
        .content-section {
            padding: 96px 0;
        }

        .content-section .section-inner {
            margin-bottom: 96px;
        }

        .content-section .section-inner:last-child {
            margin-bottom: 0;
        }

        .split-row {
            display: flex;
            align-items: center;
            gap: 64px;
        }

        .split-row.reverse {
            flex-direction: row-reverse;
        }

        .split-media {
            flex: 0 0 48%;
            border-radius: var(--radius-large);
            overflow: hidden;
            box-shadow: var(--shadow);
            position: relative;
        }

        .split-media img {
            width: 100%;
            height: 340px;
            object-fit: cover;
            display: block;
            border-radius: var(--radius-large);
            transition: transform 0.4s ease;
        }

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

        .split-content {
            flex: 1;
        }

        .split-content .step-tag {
            display: inline-flex;
            align-items: center;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 999px;
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }

        .split-content h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--text);
            line-height: 1.35;
            margin-bottom: 20px;
            letter-spacing: 0.02em;
        }

        .split-content p {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 24px;
        }

        .split-list {
            list-style: none;
            padding: 0;
            margin: 0 0 28px;
        }

        .split-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 15px;
            color: var(--text);
            padding: 8px 0;
            line-height: 1.6;
        }

        .split-list li::before {
            content: "";
            flex-shrink: 0;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
            margin-top: 8px;
        }

        .step-numbers {
            display: flex;
            gap: 24px;
            margin: 0 0 32px;
            flex-wrap: wrap;
        }

        .step-numbers .step-item {
            background: var(--bg);
            border-radius: 16px;
            padding: 20px 24px;
            text-align: center;
            min-width: 100px;
            border: 1px solid var(--border);
        }

        .step-numbers .step-item span {
            display: block;
            font-size: 28px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
            margin-bottom: 6px;
            font-variant-numeric: tabular-nums;
        }

        .step-numbers .step-item small {
            font-size: 13px;
            color: var(--text-secondary);
        }

        .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 28px;
        }

        .tag-list .tag {
            background: var(--accent-light);
            color: #8A5A1A;
            font-size: 13px;
            font-weight: 500;
            padding: 6px 14px;
            border-radius: 999px;
        }

        .btn-custom-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--gradient);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            padding: 12px 28px;
            border-radius: 999px;
            border: none;
            text-decoration: none;
            box-shadow: var(--shadow);
            transition: transform 0.25s ease, box-shadow 0.25s ease;
        }

        .btn-custom-primary:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
            color: #fff;
        }

        .btn-custom-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow);
        }

        .btn-custom-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--primary);
            font-size: 15px;
            font-weight: 500;
            padding: 12px 28px;
            border-radius: 999px;
            border: 1px solid var(--primary);
            text-decoration: none;
            transition: background 0.25s ease, transform 0.25s ease;
        }

        .btn-custom-secondary:hover {
            background: rgba(14, 94, 84, 0.08);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }

        @media (max-width: 991.98px) {
            .split-row,
            .split-row.reverse {
                flex-direction: column;
                gap: 40px;
            }

            .split-media {
                flex: 0 0 100%;
                width: 100%;
            }

            .split-media img {
                height: 260px;
            }

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

            .content-section .section-inner {
                margin-bottom: 64px;
            }
        }

        @media (max-width: 767.98px) {
            .split-content h2 {
                font-size: 24px;
            }

            .split-media img {
                height: 220px;
            }

            .step-numbers {
                gap: 12px;
            }

            .step-numbers .step-item {
                padding: 14px 16px;
                min-width: 80px;
            }

            .step-numbers .step-item span {
                font-size: 22px;
            }

            .btn-custom-primary,
            .btn-custom-secondary {
                width: 100%;
                justify-content: center;
            }
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 96px 0 80px;
        }

        .faq-section h2 {
            font-size: 30px;
            font-weight: 700;
            text-align: center;
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }

        .faq-section .faq-sub {
            text-align: center;
            color: var(--text-secondary);
            margin-bottom: 48px;
        }

        .faq-card {
            background: var(--card-bg);
            border-radius: var(--radius-large);
            box-shadow: var(--shadow);
            padding: 40px;
            max-width: 900px;
            margin: 0 auto;
        }

        .faq-item {
            border-bottom: 1px solid var(--border);
        }

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

        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 24px 0;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            gap: 16px;
            transition: color 0.2s;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
        }

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

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 300;
            transition: all 0.3s ease;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }

        .faq-answer-inner {
            padding: 0 40px 24px 0;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        @media (max-width: 767.98px) {
            .faq-section {
                padding: 64px 0 56px;
            }

            .faq-card {
                padding: 24px 20px;
                border-radius: 16px;
            }

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

            .faq-answer-inner {
                padding-right: 0;
            }
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 80px 0 100px;
        }

        .cta-inner {
            background: var(--gradient);
            border-radius: var(--radius-large);
            padding: 64px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-inner h2 {
            color: #fff;
            font-size: 32px;
            font-weight: 700;
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }

        .cta-inner p {
            color: rgba(255, 255, 255, 0.9);
            font-size: 16px;
            max-width: 560px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }

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

        .cta-buttons .btn-cta-white {
            background: #fff;
            color: var(--primary);
            font-size: 15px;
            font-weight: 600;
            padding: 14px 36px;
            border-radius: 999px;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
            transition: transform 0.25s ease, box-shadow 0.25s ease;
        }

        .cta-buttons .btn-cta-white:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.16);
            color: var(--primary-dark);
        }

        .cta-buttons .btn-cta-ghost {
            background: transparent;
            color: #fff;
            font-size: 15px;
            font-weight: 500;
            padding: 13px 36px;
            border-radius: 999px;
            border: 1px solid rgba(255, 255, 255, 0.7);
            text-decoration: none;
            transition: background 0.25s ease, transform 0.25s ease;
        }

        .cta-buttons .btn-cta-ghost:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            transform: translateY(-2px);
        }

        @media (max-width: 767.98px) {
            .cta-section {
                padding: 56px 0 64px;
            }

            .cta-inner {
                padding: 48px 24px;
                border-radius: 16px;
            }

            .cta-inner h2 {
                font-size: 24px;
            }

            .cta-buttons .btn-cta-white,
            .cta-buttons .btn-cta-ghost {
                width: 100%;
                justify-content: center;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--footer-bg);
            color: rgba(255, 255, 255, 0.75);
            padding: 64px 0 0;
            font-size: 14px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 48px;
        }

        .footer-brand .brand-logo .logo-main {
            color: #fff;
        }

        .footer-brand .brand-logo .logo-sub {
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-brand p {
            margin: 20px 0 0;
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            max-width: 380px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 20px;
            letter-spacing: 0.04em;
        }

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

        .footer-col ul li {
            margin-bottom: 12px;
        }

        .footer-col ul a {
            color: rgba(255, 255, 255, 0.6);
            text-decoration: none;
            font-size: 14px;
            transition: color 0.2s;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding: 24px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }

        .footer-bottom .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }

        @media (max-width: 991.98px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 575.98px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }

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

        /* ===== General ===== */
        .text-accent {
            color: var(--accent);
        }

        .bg-light-primary {
            background: var(--primary-light) !important;
        }

        @media (max-width: 767.98px) {
            .page-hero h1 {
                font-size: 28px;
            }
        }

/* roulang page: article */
:root {
            --primary: #0E5E54;
            --primary-dark: #083D37;
            --primary-light: #E2EFEB;
            --accent: #E3A74A;
            --accent-light: #F6E7CF;
            --bg: #F6F3ED;
            --card-bg: #FFFFFF;
            --border: #EAE3D8;
            --text: #1C2925;
            --text-secondary: #5C6B66;
            --footer-bg: #0B2A25;
            --radius-sm: 12px;
            --radius-card: 20px;
            --radius-lg: 28px;
            --shadow: 0 10px 30px rgba(13, 60, 51, 0.08);
            --shadow-hover: 0 18px 40px rgba(13, 60, 51, 0.14);
            --gradient: linear-gradient(135deg, #0E5E54 0%, #157A68 70%, #E3A74A 100%);
            --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", sans-serif;
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }
        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ====== 导航 ====== */
        .custom-navbar {
            background: rgba(246, 243, 237, 0.92);
            min-height: 80px;
            padding: 0;
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1000;
            backdrop-filter: none;
        }
        .custom-navbar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 80px;
            flex-wrap: nowrap;
        }
        .brand-logo {
            display: flex;
            flex-direction: column;
            justify-content: center;
            line-height: 1.1;
            text-decoration: none !important;
            flex-shrink: 0;
        }
        .logo-main {
            font-size: 26px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.02em;
            display: flex;
            align-items: center;
        }
        .logo-main::before {
            content: "";
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
            margin-right: 4px;
        }
        .logo-sub {
            font-size: 11px;
            color: var(--text-secondary);
            letter-spacing: 0.28em;
            line-height: 1.4;
            margin-top: 2px;
            display: block;
            padding-left: 12px;
        }
        .custom-navbar .navbar-collapse {
            flex: 1;
            display: flex;
            justify-content: flex-end;
            align-items: center;
        }
        .custom-navbar .navbar-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            margin: 0;
            padding: 0;
        }
        .custom-navbar .nav-item {
            list-style: none;
        }
        .custom-navbar .nav-link {
            font-size: 15px;
            font-weight: 400;
            color: var(--text);
            padding: 8px 4px;
            margin: 0 16px;
            position: relative;
            transition: var(--transition);
            background: transparent;
            text-decoration: none;
        }
        .custom-navbar .nav-link:hover {
            color: var(--primary);
        }
        .custom-navbar .nav-link.active {
            color: var(--primary);
            font-weight: 500;
        }
        .custom-navbar .nav-link.active::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: -2px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
            width: 100%;
        }
        .login-entry {
            font-size: 14px;
            font-weight: 500;
            color: var(--primary);
            padding: 9px 16px;
            border: 1.5px solid var(--primary);
            border-radius: 999px;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-left: 20px;
            background: transparent;
            text-decoration: none;
        }
        .login-entry::after {
            content: "→";
            font-size: 14px;
            transition: transform 0.3s;
        }
        .login-entry:hover {
            background: rgba(14, 94, 84, 0.08);
            color: var(--primary-dark);
            border-color: var(--primary-dark);
        }
        .login-entry:hover::after {
            transform: translateX(3px);
        }
        .navbar-toggler {
            border: none;
            padding: 10px;
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            width: 48px;
        }
        .navbar-toggler span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: var(--transition);
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 4px rgba(14, 94, 84, 0.12);
            outline: none;
        }

        /* ====== 面包屑 ====== */
        .breadcrumb-wrap {
            padding: 20px 0 0;
            background: var(--bg);
        }
        .breadcrumb-wrap .breadcrumb {
            margin: 0;
            padding: 0;
            background: transparent;
            font-size: 14px;
        }
        .breadcrumb-wrap .breadcrumb-item a {
            color: var(--text-secondary);
        }
        .breadcrumb-wrap .breadcrumb-item a:hover {
            color: var(--primary);
        }
        .breadcrumb-wrap .breadcrumb-item.active {
            color: var(--primary);
            font-weight: 500;
        }
        .breadcrumb-wrap .breadcrumb-item + .breadcrumb-item::before {
            content: "/";
            color: #B8AFA3;
        }

        /* ====== 文章主体 ====== */
        .article-main {
            background: var(--bg);
            padding-bottom: 40px;
        }
        .article-section {
            padding: 32px 0 20px;
        }
        .article-shell {
            max-width: 860px;
            margin: 0 auto;
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            padding: 56px 64px 48px;
            position: relative;
        }
        .article-header {
            margin-bottom: 28px;
        }
        .article-header h1 {
            font-size: 40px;
            font-weight: 700;
            line-height: 1.3;
            letter-spacing: 0.02em;
            color: var(--text);
            margin-bottom: 20px;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            font-size: 14px;
            color: var(--text-secondary);
            padding-bottom: 28px;
            border-bottom: 1px solid var(--border);
        }
        .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .article-meta i {
            color: var(--accent);
            font-size: 15px;
        }

        .article-body {
            padding: 36px 0 8px;
            font-size: 17px;
            line-height: 1.75;
            color: var(--text);
        }
        .article-body h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary-dark);
            margin: 48px 0 20px;
            line-height: 1.3;
            letter-spacing: 0.02em;
        }
        .article-body h3 {
            font-size: 22px;
            font-weight: 600;
            color: var(--primary-dark);
            margin: 36px 0 16px;
            line-height: 1.4;
        }
        .article-body h4 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text);
            margin: 28px 0 12px;
        }
        .article-body p {
            margin-bottom: 24px;
        }
        .article-body a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 4px;
            text-decoration-color: rgba(14, 94, 84, 0.3);
        }
        .article-body a:hover {
            color: var(--accent);
            text-decoration-color: var(--accent);
        }
        .article-body blockquote {
            border-left: 4px solid var(--accent);
            padding: 20px 28px;
            background: var(--accent-light);
            border-radius: 0 20px 20px 0;
            margin: 36px 0;
            color: var(--text-secondary);
            font-size: 16px;
            line-height: 1.7;
        }
        .article-body blockquote p {
            margin-bottom: 0;
        }
        .article-body ul,
        .article-body ol {
            margin: 0 0 24px;
            padding-left: 28px;
        }
        .article-body li {
            margin-bottom: 10px;
            line-height: 1.7;
        }
        .article-body ul li::marker {
            color: var(--accent);
        }
        .article-body ol li::marker {
            color: var(--primary);
            font-weight: 600;
        }
        .article-body img {
            max-width: 100%;
            border-radius: 16px;
            height: auto;
            margin: 32px 0;
            box-shadow: var(--shadow);
        }
        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 28px 0;
            font-size: 15px;
        }
        .article-body table th,
        .article-body table td {
            border: 1px solid var(--border);
            padding: 12px 16px;
            text-align: left;
        }
        .article-body table th {
            background: var(--primary-light);
            color: var(--primary-dark);
            font-weight: 600;
        }
        .article-body hr {
            border: none;
            border-top: 1px solid var(--border);
            margin: 40px 0;
        }
        .article-body code {
            background: var(--primary-light);
            color: var(--primary-dark);
            padding: 2px 8px;
            border-radius: 6px;
            font-size: 14px;
        }

        .article-not-found {
            text-align: center;
            padding: 80px 20px;
        }
        .article-not-found i {
            font-size: 52px;
            color: var(--primary-light);
            margin-bottom: 20px;
            display: block;
        }
        .article-not-found p {
            font-size: 20px;
            color: var(--text-secondary);
            margin-bottom: 20px;
        }
        .article-not-found a {
            display: inline-block;
            padding: 12px 32px;
            border-radius: 999px;
            background: var(--gradient);
            color: #fff;
            font-weight: 500;
            transition: var(--transition);
        }
        .article-not-found a:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
            color: #fff;
        }

        /* ====== 标签 + 返回 ====== */
        .article-footer-tools {
            margin-top: 40px;
            padding-top: 28px;
            border-top: 1px solid var(--border);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
        }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .article-tags .tag {
            display: inline-block;
            padding: 6px 16px;
            font-size: 12px;
            border-radius: 999px;
            background: var(--primary-light);
            color: var(--primary);
            font-weight: 500;
            letter-spacing: 0.03em;
        }
        .btn-back {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 500;
            color: var(--primary);
            padding: 10px 22px;
            border: 1.5px solid var(--primary);
            border-radius: 999px;
            transition: var(--transition);
            background: transparent;
            text-decoration: none;
        }
        .btn-back:hover {
            background: rgba(14, 94, 84, 0.08);
            color: var(--primary-dark);
            transform: translateX(-2px);
        }

        /* ====== 相关推荐 ====== */
        .related-section {
            padding: 32px 0 64px;
            background: var(--bg);
        }
        .related-section .section-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 36px;
        }
        .related-section .section-head h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--text);
            letter-spacing: 0.02em;
            margin: 0;
            position: relative;
            padding-left: 18px;
        }
        .related-section .section-head h2::before {
            content: "";
            position: absolute;
            left: 0;
            top: 8px;
            bottom: 8px;
            width: 4px;
            border-radius: 4px;
            background: var(--accent);
        }
        .related-card {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
            border: 1px solid rgba(234, 227, 216, 0.6);
        }
        .related-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }
        .related-card .card-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            position: relative;
        }
        .related-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .related-card:hover .card-img img {
            transform: scale(1.04);
        }
        .related-card .card-img::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 60%, rgba(8, 61, 55, 0.25));
        }
        .related-card .card-body {
            padding: 24px 24px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .related-card .card-body h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 12px;
            line-height: 1.5;
            transition: var(--transition);
        }
        .related-card .card-body h3 a {
            color: inherit;
            text-decoration: none;
        }
        .related-card .card-body h3 a:hover {
            color: var(--primary);
        }
        .related-card .card-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 16px;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 500;
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        .related-card .card-link::after {
            content: "→";
            transition: transform 0.3s;
        }
        .related-card .card-link:hover {
            color: var(--accent);
        }
        .related-card .card-link:hover::after {
            transform: translateX(3px);
        }

        /* ====== 文章页 CTA ====== */
        .article-cta {
            padding: 16px 0 72px;
            background: var(--bg);
        }
        .cta-card {
            background: var(--gradient);
            border-radius: var(--radius-lg);
            padding: 40px 48px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 24px;
            position: relative;
            overflow: hidden;
        }
        .cta-card::before {
            content: "";
            position: absolute;
            right: -40px;
            top: -40px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
        }
        .cta-card::after {
            content: "";
            position: absolute;
            right: 40px;
            bottom: -30px;
            width: 120px;
            height: 120px;
            border-radius: 50%;
            background: rgba(227, 167, 74, 0.18);
        }
        .cta-content {
            position: relative;
            z-index: 1;
        }
        .cta-content h2 {
            font-size: 24px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .cta-content p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 15px;
            margin: 0;
        }
        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 32px;
            background: #fff;
            color: var(--primary);
            font-size: 15px;
            font-weight: 600;
            border-radius: 999px;
            text-decoration: none;
            transition: var(--transition);
            position: relative;
            z-index: 1;
            box-shadow: 0 4px 16px rgba(8, 61, 55, 0.2);
        }
        .cta-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(8, 61, 55, 0.3);
            color: var(--primary-dark);
        }

        /* ====== 页脚 ====== */
        .site-footer {
            background: var(--footer-bg);
            color: rgba(255, 255, 255, 0.75);
            padding: 64px 0 0;
            position: relative;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand .brand-logo {
            margin-bottom: 20px;
        }
        .footer-brand .logo-main {
            color: #fff;
        }
        .footer-brand .logo-sub {
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-brand .logo-main::before {
            background: var(--accent);
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.55);
            max-width: 320px;
            margin: 0;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 20px;
            padding-bottom: 12px;
            position: relative;
        }
        .footer-col h4::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 28px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 12px;
        }
        .footer-col ul a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-col ul a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-bottom {
            background: rgba(0, 0, 0, 0.2);
            padding: 20px 0;
            margin-top: 0;
        }
        .footer-bottom .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-bottom .container span:last-child {
            font-family: "SF Mono", "Consolas", monospace;
            letter-spacing: 0.02em;
        }

        /* ====== 响应式 ====== */
        @media (max-width: 991.98px) {
            .custom-navbar .navbar-collapse {
                position: absolute;
                top: 80px;
                left: 0;
                right: 0;
                background: var(--bg);
                border-bottom: 1px solid var(--border);
                padding: 12px 24px 24px;
                flex-direction: column;
                align-items: flex-start;
                box-shadow: 0 20px 40px rgba(13, 60, 51, 0.08);
            }
            .custom-navbar .navbar-nav {
                flex-direction: column;
                align-items: stretch;
                width: 100%;
                gap: 0;
            }
            .custom-navbar .nav-item {
                border-bottom: 1px solid var(--border);
            }
            .custom-navbar .nav-item:last-child {
                border-bottom: none;
            }
            .custom-navbar .nav-link {
                display: block;
                padding: 14px 8px;
                margin: 0;
                font-size: 16px;
            }
            .custom-navbar .nav-link.active::after {
                display: none;
            }
            .custom-navbar .nav-link.active {
                background: var(--primary-light);
                color: var(--primary);
                border-radius: 12px;
                padding-left: 16px;
            }
            .login-entry {
                margin: 16px 0 0;
                width: 100%;
                justify-content: center;
            }
            .navbar-toggler {
                display: flex;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 40px;
            }
            .article-cta .cta-card {
                padding: 32px 28px;
            }
        }
        @media (max-width: 767.98px) {
            .article-section {
                padding: 20px 0 12px;
            }
            .article-shell {
                padding: 28px 20px 36px;
                border-radius: 20px;
            }
            .article-header h1 {
                font-size: 28px;
                line-height: 1.35;
            }
            .article-meta {
                gap: 14px;
                font-size: 13px;
                flex-wrap: wrap;
            }
            .article-body {
                font-size: 16px;
                line-height: 1.7;
            }
            .article-body h2 {
                font-size: 23px;
            }
            .article-body h3 {
                font-size: 20px;
            }
            .article-body blockquote {
                padding: 16px 20px;
                font-size: 15px;
            }
            .article-footer-tools {
                flex-direction: column;
                align-items: flex-start;
            }
            .related-section {
                padding: 16px 0 48px;
            }
            .related-section .section-head h2 {
                font-size: 23px;
            }
            .related-section .section-head {
                margin-bottom: 24px;
            }
            .cta-card {
                flex-direction: column;
                align-items: flex-start;
                gap: 16px;
                padding: 32px 24px;
            }
            .cta-btn {
                width: 100%;
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
                padding-bottom: 32px;
            }
            .footer-brand p {
                max-width: 100%;
            }
            .footer-bottom .container {
                flex-direction: column;
                text-align: center;
                gap: 4px;
            }
        }
        @media (max-width: 520px) {
            .custom-navbar .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .logo-main {
                font-size: 22px;
            }
            .logo-sub {
                font-size: 10px;
                letter-spacing: 0.2em;
            }
            .article-shell {
                padding: 24px 16px;
            }
            .article-header h1 {
                font-size: 24px;
            }
            .article-meta {
                flex-direction: column;
                gap: 8px;
            }
            .related-card .card-body {
                padding: 18px;
            }
            .article-footer-tools {
                gap: 12px;
            }
            .article-tags {
                gap: 8px;
            }
            .article-tags .tag {
                font-size: 11px;
                padding: 5px 12px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #0E5E54;
            --primary-dark: #083D37;
            --primary-light: #E2EFEB;
            --accent: #E3A74A;
            --accent-light: #F6E7CF;
            --bg: #F6F3ED;
            --card-bg: #FFFFFF;
            --border: #EAE3D8;
            --text-main: #1C2925;
            --text-muted: #5C6B66;
            --footer-bg: #0B2A25;
            --radius-card: 20px;
            --radius-lg: 28px;
            --radius-input: 12px;
            --radius-pill: 999px;
            --shadow: 0 10px 30px rgba(13, 60, 51, 0.08);
            --shadow-hover: 0 18px 40px rgba(13, 60, 51, 0.14);
            --gradient: linear-gradient(135deg, #0E5E54 0%, #157A68 78%, #E3A74A 100%);
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: 100px;
        }

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

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

        a {
            color: var(--primary);
            text-decoration: none;
            transition: all 0.25s ease;
        }

        a:hover {
            color: var(--primary-dark);
        }

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

        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== Header / Nav ===== */
        .custom-navbar {
            background: rgba(246, 243, 237, 0.96);
            min-height: 80px;
            padding: 0;
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1030;
        }

        .custom-navbar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 80px;
            flex-wrap: wrap;
        }

        .brand-logo {
            display: flex;
            flex-direction: column;
            line-height: 1.1;
            gap: 1px;
            padding: 10px 0;
            flex-shrink: 0;
        }

        .brand-logo .logo-main {
            font-size: 30px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.02em;
        }

        .brand-logo .logo-sub {
            font-size: 13px;
            font-weight: 500;
            color: var(--text-muted);
            letter-spacing: 0.14em;
        }

        .custom-navbar .navbar-toggler {
            border: none;
            padding: 10px;
            display: flex;
            flex-direction: column;
            gap: 5px;
        }

        .custom-navbar .navbar-toggler span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: all 0.3s ease;
        }

        .custom-navbar .navbar-toggler:focus {
            box-shadow: none;
            outline: none;
        }

        .custom-navbar .navbar-collapse {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-grow: 1;
        }

        .custom-navbar .navbar-nav {
            display: flex;
            align-items: center;
            gap: 0;
        }

        .custom-navbar .nav-link {
            font-size: 15px;
            font-weight: 400;
            color: var(--text-main);
            padding: 10px 0;
            margin: 0 20px;
            position: relative;
            letter-spacing: 0.02em;
            background: transparent;
            border: none;
        }

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

        .custom-navbar .nav-link:hover {
            color: var(--primary);
        }

        .custom-navbar .nav-link:hover::after,
        .custom-navbar .nav-link.active::after {
            transform: scaleX(1);
        }

        .custom-navbar .nav-link.active {
            color: var(--primary);
            font-weight: 500;
        }

        .login-entry {
            font-size: 15px;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 0;
            background: transparent;
            border: none;
            font-weight: 500;
        }

        .login-entry::after {
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            content: '\f178';
            font-size: 13px;
            transition: transform 0.3s ease;
        }

        .login-entry:hover {
            color: var(--primary-dark);
        }

        .login-entry:hover::after {
            transform: translateX(4px);
        }

        /* ===== Page Hero / Banner ===== */
        .page-banner {
            position: relative;
            border-radius: var(--radius-lg);
            margin: 32px 0 64px;
            overflow: hidden;
            min-height: 300px;
            display: flex;
            align-items: center;
            background: var(--gradient);
        }

        .page-banner .banner-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/coverpic/cover-6.png');
            background-size: cover;
            background-position: center;
            opacity: 0.3;
        }

        .page-banner .banner-inner {
            position: relative;
            z-index: 2;
            padding: 48px 56px;
            color: #fff;
        }

        .page-banner .breadcrumb-wrap {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 16px;
        }

        .page-banner .breadcrumb-wrap a {
            color: rgba(255, 255, 255, 0.85);
        }

        .page-banner .breadcrumb-wrap a:hover {
            color: #fff;
            text-decoration: underline;
        }

        .page-banner h1 {
            font-size: 42px;
            font-weight: 700;
            line-height: 1.3;
            letter-spacing: 0.04em;
            margin-bottom: 14px;
            color: #fff;
        }

        .page-banner .banner-desc {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.88);
            max-width: 560px;
            margin-bottom: 0;
            line-height: 1.7;
        }

        /* ===== Layout: Sidebar + Content ===== */
        .support-layout {
            display: flex;
            gap: 40px;
            align-items: flex-start;
            padding-bottom: 80px;
        }

        .support-sidebar {
            width: 280px;
            flex-shrink: 0;
            position: sticky;
            top: 110px;
            background: var(--card-bg);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow);
            padding: 24px 0;
        }

        .support-sidebar .sidebar-title {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 600;
            letter-spacing: 0.06em;
            padding: 0 24px 14px;
            border-bottom: 1px solid var(--border);
            margin-bottom: 12px;
        }

        .support-sidebar ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .support-sidebar li a {
            display: block;
            padding: 12px 24px;
            font-size: 15px;
            color: var(--text-main);
            border-left: 3px solid transparent;
            transition: all 0.25s ease;
            background: transparent;
        }

        .support-sidebar li a:hover {
            color: var(--primary);
            background: var(--primary-light);
            border-left-color: var(--primary);
        }

        .support-sidebar li a.active {
            color: var(--primary);
            background: var(--primary-light);
            border-left-color: var(--accent);
            font-weight: 600;
        }

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

        /* ===== Content Cards ===== */
        .support-section {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow);
            padding: 40px;
            margin-bottom: 32px;
        }

        .support-section .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-light);
            padding: 5px 16px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.04em;
            margin-bottom: 16px;
        }

        .support-section h2 {
            font-size: 28px;
            font-weight: 700;
            letter-spacing: 0.03em;
            color: var(--text-main);
            margin-bottom: 16px;
            line-height: 1.3;
        }

        .support-section h3 {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 12px;
            color: var(--text-main);
            line-height: 1.4;
        }

        .support-section p {
            color: var(--text-muted);
            font-size: 16px;
            line-height: 1.75;
            margin-bottom: 16px;
        }

        .support-section .intro-img {
            border-radius: 16px;
            width: 100%;
            object-fit: cover;
            margin: 20px 0;
            aspect-ratio: 16/9;
            box-shadow: var(--shadow);
        }

        /* ===== Service Grid ===== */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
            margin-top: 24px;
        }

        .service-item {
            background: #FAF8F4;
            border: 1px solid var(--border);
            border-radius: 18px;
            padding: 24px;
            transition: all 0.3s ease;
        }

        .service-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: var(--primary);
        }

        .service-item .service-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 16px;
        }

        .service-item h3 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .service-item p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 0;
        }

        /* ===== Process Steps ===== */
        .process-steps {
            margin-top: 28px;
            counter-reset: step;
        }

        .process-step {
            display: flex;
            gap: 24px;
            padding: 24px 0;
            border-bottom: 1px solid var(--border);
            position: relative;
        }

        .process-step:last-child {
            border-bottom: none;
        }

        .process-step .step-num {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            font-weight: 700;
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .process-step .step-body {
            flex: 1;
        }

        .process-step .step-body h3 {
            font-size: 17px;
            margin-bottom: 6px;
        }

        .process-step .step-body p {
            font-size: 14px;
            margin-bottom: 0;
        }

        /* ===== Guarantee Cards ===== */
        .guarantee-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 28px;
        }

        .guarantee-card {
            text-align: center;
            padding: 28px 20px;
            background: #FAF8F4;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            transition: all 0.3s ease;
        }

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

        .guarantee-card .g-num {
            font-size: 36px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 8px;
        }

        .guarantee-card .g-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 6px;
        }

        .guarantee-card .g-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ===== Faq ===== */
        .support-faq .faq-item {
            border-bottom: 1px solid var(--border);
            padding: 0;
        }

        .support-faq .faq-item:last-child {
            border-bottom: none;
        }

        .support-faq .faq-q {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 4px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            transition: color 0.25s;
        }

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

        .support-faq .faq-q .icon {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            flex-shrink: 0;
            transition: all 0.3s ease;
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
        }

        .support-faq .faq-q .icon::before {
            content: '\2b';
        }

        .support-faq .faq-q[aria-expanded="true"] .icon {
            background: var(--accent-light);
            color: var(--accent);
        }

        .support-faq .faq-q[aria-expanded="true"] .icon::before {
            content: '\f068';
        }

        .support-faq .faq-a {
            padding: 0 4px 20px;
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ===== CTA ===== */
        .support-cta {
            background: var(--gradient);
            border-radius: var(--radius-lg);
            padding: 48px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .support-cta::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 160px;
            height: 160px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
        }

        .support-cta h2 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 12px;
            color: #fff;
            letter-spacing: 0.03em;
        }

        .support-cta p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 24px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .support-cta .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #fff;
            color: var(--primary);
            border: none;
            border-radius: var(--radius-pill);
            padding: 14px 36px;
            font-size: 16px;
            font-weight: 600;
            transition: all 0.3s ease;
        }

        .support-cta .btn-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.18);
            color: var(--primary-dark);
        }

        /* ===== Buttons ===== */
        .btn-outline-primary-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            border: 1.5px solid var(--primary);
            color: var(--primary);
            border-radius: var(--radius-pill);
            padding: 12px 32px;
            font-size: 15px;
            font-weight: 500;
            transition: all 0.3s ease;
        }

        .btn-outline-primary-custom:hover {
            background: rgba(14, 94, 84, 0.08);
            color: var(--primary-dark);
            border-color: var(--primary-dark);
            transform: translateY(-2px);
        }

        /* ===== Inline CTA ===== */
        .inline-cta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: var(--primary-light);
            border-radius: var(--radius-card);
            padding: 32px 40px;
            margin-top: 32px;
            gap: 24px;
            flex-wrap: wrap;
        }

        .inline-cta .cta-text h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--text-main);
        }

        .inline-cta .cta-text p {
            font-size: 15px;
            color: var(--text-muted);
            margin-bottom: 0;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--footer-bg);
            color: rgba(255, 255, 255, 0.8);
            padding: 64px 0 0;
            margin-top: 0;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 48px;
        }

        .site-footer .footer-brand .brand-logo {
            padding: 0 0 16px;
        }

        .site-footer .footer-brand .brand-logo .logo-main {
            color: #fff;
            font-size: 32px;
        }

        .site-footer .footer-brand .brand-logo .logo-sub {
            color: rgba(255, 255, 255, 0.6);
        }

        .site-footer .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
            max-width: 360px;
            margin-top: 8px;
        }

        .site-footer .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 20px;
            letter-spacing: 0.04em;
        }

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

        .site-footer .footer-col li {
            margin-bottom: 12px;
        }

        .site-footer .footer-col a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            transition: color 0.25s;
            background: none;
            border: none;
            padding: 0;
            display: inline;
        }

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

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 24px 0;
        }

        .site-footer .footer-bottom .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
            flex-wrap: wrap;
            gap: 8px;
        }

        /* ===== Responsive ===== */
        @media (max-width: 991.98px) {
            .custom-navbar .container {
                min-height: 70px;
            }

            .brand-logo .logo-main {
                font-size: 26px;
            }

            .custom-navbar .navbar-collapse {
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding: 12px 0 20px;
                border-top: 1px solid var(--border);
                margin-top: 12px;
            }

            .custom-navbar .navbar-nav {
                flex-direction: column;
                align-items: flex-start;
                width: 100%;
            }

            .custom-navbar .nav-link {
                margin: 0;
                padding: 12px 0;
                width: 100%;
                border-bottom: 1px solid rgba(234, 227, 216, 0.4);
            }

            .custom-navbar .nav-link::after {
                display: none;
            }

            .login-entry {
                margin-top: 16px;
                padding: 10px 0;
            }

            .support-layout {
                flex-direction: column;
                gap: 32px;
            }

            .support-sidebar {
                width: 100%;
                position: static;
                padding: 16px 0;
            }

            .support-sidebar ul {
                display: flex;
                flex-wrap: wrap;
                gap: 4px;
                padding: 0 16px;
            }

            .support-sidebar li a {
                border-left: none;
                border-radius: var(--radius-pill);
                padding: 8px 20px;
                font-size: 14px;
                background: transparent;
            }

            .support-sidebar li a.active {
                border-left: none;
            }

            .support-sidebar .sidebar-title {
                padding: 0 16px 10px;
            }

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

            .page-banner .banner-inner {
                padding: 36px 28px;
            }

            .page-banner h1 {
                font-size: 28px;
            }

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

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

            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 40px;
            }
        }

        @media (max-width: 767.98px) {
            .support-section {
                padding: 28px 20px;
            }

            .support-section h2 {
                font-size: 22px;
            }

            .support-cta {
                padding: 32px 20px;
            }

            .support-cta h2 {
                font-size: 22px;
            }

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

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

            .inline-cta {
                padding: 24px 20px;
                flex-direction: column;
                text-align: center;
            }

            .page-banner .banner-desc {
                font-size: 15px;
            }
        }

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

            .page-banner {
                border-radius: 20px;
                margin: 20px 0 48px;
            }

            .page-banner .banner-inner {
                padding: 28px 20px;
            }

            .page-banner h1 {
                font-size: 24px;
            }

            .process-step {
                gap: 16px;
                padding: 20px 0;
            }

            .process-step .step-num {
                width: 36px;
                height: 36px;
                font-size: 15px;
            }

            .support-cta .btn-cta {
                width: 100%;
                justify-content: center;
            }

            .btn-outline-primary-custom {
                width: 100%;
                justify-content: center;
            }
        }