/* roulang page: index */
:root {
            --color-primary: #123B3A;
            --color-primary-dark: #0D2D2C;
            --color-primary-soft: #EAF1EE;
            --color-accent: #C9A24B;
            --color-accent-dark: #B08D3E;
            --color-bg: #F7F5F0;
            --color-surface: #FFFFFF;
            --color-border: #E5E0D6;
            --color-text: #1E2928;
            --color-text-secondary: #5A6B68;
            --color-text-invert: #FFFFFF;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-pill: 100px;
            --shadow-card: 0 6px 20px rgba(18, 59, 58, 0.07);
            --shadow-card-hover: 0 10px 28px rgba(18, 59, 58, 0.14);
            --shadow-btn-primary: 0 8px 20px rgba(18, 59, 58, 0.2);
            --transition: 0.2s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

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

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

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

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

        button {
            font-family: inherit;
            cursor: pointer;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: 96px 0;
        }

        .section-head {
            margin-bottom: 48px;
        }

        .section-head.center {
            text-align: center;
            max-width: 720px;
            margin-left: auto;
            margin-right: auto;
        }

        .section-head .eyebrow {
            display: block;
            margin-bottom: 12px;
        }

        .section-head h2 {
            font-size: clamp(24px, 3vw, 34px);
            font-weight: 600;
            line-height: 1.25;
            color: var(--color-text);
            margin-bottom: 12px;
        }

        .section-head p {
            color: var(--color-text-secondary);
            font-size: 15px;
            line-height: 1.6;
        }

        .eyebrow {
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.06em;
            color: var(--color-accent);
            text-transform: uppercase;
        }

        .eyebrow-light {
            color: var(--color-accent);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 28px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            border: 1px solid transparent;
            transition: all var(--transition);
            line-height: 1;
            white-space: nowrap;
        }

        .btn:active {
            transform: scale(0.97);
        }

        .btn-primary {
            background: var(--color-primary);
            color: var(--color-text-invert);
        }

        .btn-primary:hover {
            background: var(--color-primary-dark);
            box-shadow: var(--shadow-btn-primary);
            color: var(--color-text-invert);
        }

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

        .btn-accent:hover {
            background: var(--color-accent-dark);
            box-shadow: 0 8px 20px rgba(176, 141, 62, 0.25);
            color: var(--color-text-invert);
        }

        .btn-outline {
            background: transparent;
            border: 1px solid var(--color-accent);
            color: var(--color-accent-dark);
        }

        .btn-outline:hover {
            background: rgba(201, 162, 75, 0.08);
            border-color: var(--color-accent-dark);
            color: var(--color-accent-dark);
        }

        .btn-outline-light {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.75);
            color: var(--color-text-invert);
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.15);
            color: var(--color-text-invert);
        }

        .btn-lg {
            height: 54px;
            padding: 0 36px;
            font-size: 16px;
        }

        .btn-sm {
            height: 40px;
            padding: 0 20px;
            font-size: 14px;
        }

        .btn-block {
            width: 100%;
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.78);
            backdrop-filter: blur(18px) saturate(1.2);
            -webkit-backdrop-filter: blur(18px) saturate(1.2);
            border-bottom: 1px solid rgba(255, 255, 255, 0.5);
            transition: all var(--transition);
            height: 72px;
        }

        .site-header.is-scrolled {
            background: var(--color-surface);
            box-shadow: 0 4px 16px rgba(18, 59, 58, 0.08);
            height: 60px;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 24px;
        }

        .brand {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: -0.01em;
            display: inline-flex;
            align-items: center;
            white-space: nowrap;
        }

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

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

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

        .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text);
            position: relative;
            padding: 6px 0;
            transition: color var(--transition);
        }

        .nav-link::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 0;
            height: 2px;
            background: var(--color-accent);
            transition: width var(--transition);
            border-radius: 2px;
        }

        .nav-link:hover {
            color: var(--color-accent-dark);
        }

        .nav-link:hover::after,
        .nav-link.active::after {
            width: 100%;
        }

        .nav-link.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .header-cta {
            margin-left: 8px;
        }

        .mobile-toggle {
            display: none;
            width: 40px;
            height: 40px;
            background: transparent;
            border: 1px solid var(--color-border);
            border-radius: 8px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 4px;
        }

        .mobile-toggle span {
            display: block;
            width: 18px;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
            transition: all var(--transition);
        }

        .mobile-toggle.active span:nth-child(1) {
            transform: translateY(6px) rotate(45deg);
        }

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

        .mobile-toggle.active span:nth-child(3) {
            transform: translateY(-6px) rotate(-45deg);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            background: var(--color-surface);
            padding: 16px 24px 24px;
            box-shadow: 0 12px 28px rgba(18, 59, 58, 0.12);
            z-index: 99;
            border-bottom-left-radius: 16px;
            border-bottom-right-radius: 16px;
        }

        .mobile-menu.open {
            display: block;
        }

        .mobile-nav-link {
            display: block;
            font-size: 16px;
            font-weight: 500;
            color: var(--color-text);
            padding: 14px 0;
            border-bottom: 1px solid var(--color-border);
        }

        .mobile-nav-link.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .mobile-cta {
            margin-top: 16px;
            width: 100%;
        }

        .hero {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            overflow: hidden;
            background-color: var(--color-primary);
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            opacity: 0.6;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(18, 59, 58, 0.25), rgba(18, 59, 58, 0.78));
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 760px;
            padding: 120px 0 100px;
            color: var(--color-text-invert);
        }

        .hero-content .eyebrow {
            color: var(--color-accent);
            margin-bottom: 18px;
            font-size: 14px;
            display: block;
        }

        .hero-content h1 {
            font-size: clamp(32px, 5vw, 48px);
            line-height: 1.15;
            font-weight: 700;
            margin-bottom: 22px;
            letter-spacing: -0.01em;
        }

        .hero-sub {
            font-size: 18px;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.9);
            max-width: 560px;
            margin-bottom: 36px;
        }

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

        .hero-scroll {
            position: absolute;
            bottom: 32px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 2;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, 0.75);
            font-size: 13px;
            letter-spacing: 0.08em;
        }

        .hero-scroll i {
            font-size: 16px;
            animation: scrollDown 1.6s ease infinite;
        }

        @keyframes scrollDown {
            0% {
                transform: translateY(0);
                opacity: 0.6;
            }
            50% {
                transform: translateY(8px);
                opacity: 1;
            }
            100% {
                transform: translateY(0);
                opacity: 0.6;
            }
        }

        .pricing-tier {
            background: var(--color-bg);
        }

        .tier-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            align-items: start;
            margin-top: 16px;
        }

        .tier-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition), box-shadow var(--transition);
            display: flex;
            flex-direction: column;
            position: relative;
        }

        .tier-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-top: 3px solid var(--color-primary);
            padding-top: 29px;
        }

        .tier-card.featured {
            transform: translateY(-16px);
            border: 2px solid var(--color-accent);
            box-shadow: 0 10px 28px rgba(18, 59, 58, 0.12);
        }

        .tier-card.featured:hover {
            transform: translateY(-20px);
        }

        .tier-badge {
            position: absolute;
            top: -14px;
            right: 24px;
            background: var(--color-accent);
            color: var(--color-text-invert);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.04em;
        }

        .tier-label {
            font-size: 13px;
            letter-spacing: 0.06em;
            color: var(--color-accent);
            font-weight: 500;
            margin-bottom: 8px;
        }

        .tier-card h3 {
            font-size: 22px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 16px;
        }

        .tier-price {
            display: flex;
            align-items: baseline;
            gap: 6px;
            margin-bottom: 24px;
        }

        .tier-price .price {
            font-size: clamp(28px, 4vw, 40px);
            font-weight: 700;
            color: var(--color-primary);
            font-family: "DIN Alternate", "Bahnschrift", "Roboto Mono", monospace;
            line-height: 1;
        }

        .tier-price .unit {
            font-size: 14px;
            color: var(--color-text-secondary);
        }

        .tier-features {
            list-style: none;
            margin-bottom: 28px;
            flex: 1;
        }

        .tier-features li {
            padding: 8px 0;
            color: var(--color-text);
            font-size: 15px;
            display: flex;
            align-items: flex-start;
            gap: 10px;
            line-height: 1.6;
        }

        .tier-features li i {
            color: var(--color-accent);
            font-size: 14px;
            margin-top: 5px;
        }

        .compare-section {
            background: var(--color-primary-soft);
        }

        .compare-table-wrap {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            margin-bottom: 36px;
        }

        .table-responsive {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }

        .compare-table {
            width: 100%;
            min-width: 680px;
            border-collapse: collapse;
            font-size: 15px;
        }

        .compare-table th,
        .compare-table td {
            padding: 20px 24px;
            text-align: left;
            border-bottom: 1px solid var(--color-border);
        }

        .compare-table th {
            background: var(--color-primary);
            color: var(--color-text-invert);
            font-weight: 600;
            font-size: 15px;
        }

        .compare-table th.recommend-col {
            background: var(--color-accent);
            color: var(--color-text-invert);
            position: relative;
        }

        .compare-table td {
            color: var(--color-text);
        }

        .compare-table td.dimension {
            font-weight: 600;
            color: var(--color-text);
            white-space: nowrap;
        }

        .compare-table tr:last-child td {
            border-bottom: none;
        }

        .compare-table tr:hover td {
            background: rgba(201, 162, 75, 0.06);
        }

        .compare-table .price-cell {
            font-weight: 700;
            color: var(--color-primary);
            font-family: "DIN Alternate", monospace;
            white-space: nowrap;
        }

        .compare-cta {
            text-align: center;
        }

        .news-section {
            background: var(--color-bg);
        }

        .section-head-row {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 24px;
            margin-bottom: 40px;
            flex-wrap: wrap;
        }

        .section-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-accent-dark);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(201, 162, 75, 0.1);
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            transition: all var(--transition);
        }

        .section-link:hover {
            background: rgba(201, 162, 75, 0.18);
            color: var(--color-accent-dark);
        }

        .news-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .news-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition), box-shadow var(--transition);
            display: flex;
            flex-direction: column;
            color: var(--color-text);
        }

        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-top: 3px solid var(--color-primary);
        }

        .news-card-cover {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--color-primary-soft);
        }

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

        .news-card:hover .news-card-cover img {
            transform: scale(1.04);
        }

        .news-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(18, 59, 58, 0.88);
            color: var(--color-text-invert);
            font-size: 12px;
            font-weight: 500;
            padding: 4px 14px;
            border-radius: var(--radius-pill);
            backdrop-filter: blur(6px);
        }

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

        .news-card-body h3 {
            font-size: 16px;
            font-weight: 600;
            line-height: 1.45;
            margin-bottom: 10px;
            color: var(--color-text);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            min-height: 46px;
        }

        .news-card-body p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 16px;
            flex: 1;
        }

        .news-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--color-text-secondary);
            border-top: 1px solid var(--color-border);
            padding-top: 14px;
        }

        .read-more {
            color: var(--color-accent-dark);
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .empty-state {
            border: 2px dashed var(--color-border);
            border-radius: var(--radius-card);
            padding: 56px 24px;
            text-align: center;
            color: var(--color-text-secondary);
        }

        .empty-state i {
            font-size: 40px;
            color: var(--color-accent);
            margin-bottom: 16px;
            display: block;
        }

        .empty-state p {
            font-size: 15px;
        }

        .limited-section {
            background: var(--color-primary);
            position: relative;
            overflow: hidden;
            padding: 72px 0;
        }

        .limited-section::before {
            content: "";
            position: absolute;
            top: -80px;
            right: -60px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(201, 162, 75, 0.14);
            pointer-events: none;
        }

        .limited-section::after {
            content: "";
            position: absolute;
            bottom: -100px;
            left: -40px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            pointer-events: none;
        }

        .limited-inner {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 48px;
            flex-wrap: wrap;
        }

        .limited-text {
            color: var(--color-text-invert);
            flex: 1;
            min-width: 280px;
        }

        .limited-text .eyebrow {
            color: var(--color-accent);
            margin-bottom: 12px;
            display: block;
        }

        .limited-text h2 {
            font-size: clamp(24px, 3vw, 34px);
            font-weight: 600;
            margin-bottom: 14px;
            line-height: 1.25;
        }

        .limited-text p {
            color: rgba(255, 255, 255, 0.82);
            max-width: 460px;
            line-height: 1.7;
        }

        .limited-action {
            display: flex;
            align-items: center;
            gap: 28px;
            flex-wrap: wrap;
        }

        .countdown {
            display: flex;
            gap: 12px;
        }

        .countdown-item {
            background: var(--color-surface);
            border-radius: 12px;
            padding: 16px 14px;
            text-align: center;
            min-width: 76px;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
        }

        .countdown-item .num {
            font-size: 30px;
            font-weight: 700;
            color: var(--color-primary);
            font-family: "DIN Alternate", "Bahnschrift", monospace;
            line-height: 1;
            margin-bottom: 6px;
            display: block;
        }

        .countdown-item .label {
            font-size: 12px;
            color: var(--color-text-secondary);
            letter-spacing: 0.06em;
        }

        .consult-section {
            background: var(--color-primary-soft);
        }

        .consult-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
            align-items: stretch;
        }

        .consult-form-wrap {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            padding: 40px;
            box-shadow: var(--shadow-card);
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text);
            margin-bottom: 8px;
        }

        .form-group label span {
            color: #D9534F;
        }

        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            height: 44px;
            padding: 0 14px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-family: inherit;
            color: var(--color-text);
            background: var(--color-surface);
            transition: all var(--transition);
            appearance: none;
            -webkit-appearance: none;
        }

        .form-group select {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='%235A6B68'%3E%3Cpath d='M6 8L0 0h12z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 14px center;
            padding-right: 36px;
            cursor: pointer;
        }

        .form-group textarea {
            height: 120px;
            padding: 12px 14px;
            resize: vertical;
            line-height: 1.6;
        }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(18, 59, 58, 0.12);
        }

        .form-group input::placeholder,
        .form-group textarea::placeholder {
            color: #A8B5B2;
        }

        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .consult-form .btn {
            margin-top: 8px;
        }

        .form-success {
            display: none;
            background: rgba(39, 174, 96, 0.1);
            border: 1px solid rgba(39, 174, 96, 0.3);
            color: #1E7A46;
            padding: 12px 16px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            margin-top: 16px;
            text-align: center;
        }

        .consult-info {
            background: var(--color-primary);
            border-radius: var(--radius-card);
            padding: 36px 32px;
            color: var(--color-text-invert);
            display: flex;
            flex-direction: column;
            gap: 28px;
            position: relative;
            overflow: hidden;
        }

        .consult-info::after {
            content: "";
            position: absolute;
            bottom: -50px;
            right: -50px;
            width: 160px;
            height: 160px;
            border-radius: 50%;
            background: rgba(201, 162, 75, 0.15);
        }

        .consult-info-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            position: relative;
            z-index: 1;
        }

        .consult-info-item i {
            font-size: 20px;
            color: var(--color-accent);
            width: 24px;
            text-align: center;
            margin-top: 3px;
        }

        .consult-info-item .label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 4px;
        }

        .consult-info-item .value {
            font-size: 15px;
            font-weight: 500;
            line-height: 1.5;
        }

        .qrcode-placeholder {
            width: 120px;
            height: 120px;
            background: rgba(255, 255, 255, 0.14);
            border: 1px dashed rgba(255, 255, 255, 0.35);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 6px;
            color: rgba(255, 255, 255, 0.7);
            font-size: 12px;
        }

        .qrcode-placeholder i {
            font-size: 28px;
            margin: 0;
        }

        .consult-info .btn-accent {
            margin-top: auto;
        }

        .faq-section {
            background: var(--color-surface);
        }

        .faq-layout {
            display: grid;
            grid-template-columns: 0.8fr 1.2fr;
            gap: 48px;
            align-items: start;
        }

        .faq-heading .eyebrow {
            margin-bottom: 12px;
            display: block;
        }

        .faq-heading h2 {
            font-size: clamp(24px, 3vw, 34px);
            font-weight: 600;
            line-height: 1.25;
            margin-bottom: 16px;
        }

        .faq-heading p {
            color: var(--color-text-secondary);
            font-size: 15px;
            line-height: 1.7;
            max-width: 320px;
        }

        .custom-accordion {
            list-style: none;
            margin: 0;
        }

        .custom-accordion .accordion-item {
            border-bottom: 1px solid var(--color-border);
        }

        .custom-accordion .accordion-title {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            background: transparent;
            border: none;
            padding: 0;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            height: 56px;
            cursor: pointer;
            position: relative;
            transition: color var(--transition);
        }

        .custom-accordion .accordion-title::before {
            content: none;
        }

        .custom-accordion .accordion-title::after {
            content: "+";
            font-size: 24px;
            font-weight: 400;
            color: var(--color-accent);
            margin-left: 16px;
            transition: transform 0.3s ease;
            line-height: 1;
        }

        .custom-accordion .accordion-item.is-active .accordion-title::after {
            transform: rotate(45deg);
        }

        .custom-accordion .accordion-title:hover {
            color: var(--color-accent-dark);
            background: transparent;
        }

        .custom-accordion .accordion-content {
            background: transparent;
            border: none;
            padding: 0 0 20px;
            color: var(--color-text-secondary);
            font-size: 15px;
            line-height: 1.75;
            max-width: 640px;
        }

        .site-footer {
            background: #1E2928;
            color: #fff;
            padding: 56px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 48px;
        }

        .footer-brand {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            display: inline-block;
        }

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

        .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.7;
            max-width: 260px;
        }

        .footer-title {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-links {
            list-style: none;
        }

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

        .footer-links a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            transition: color var(--transition);
        }

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

        .footer-contact-item {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            margin-bottom: 12px;
            line-height: 1.6;
        }

        .footer-contact-item i {
            color: var(--color-accent);
            margin-top: 4px;
            font-size: 14px;
            width: 18px;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 20px 0;
            text-align: center;
            color: rgba(255, 255, 255, 0.45);
            font-size: 13px;
        }

        @media (max-width: 1024px) {
            .section {
                padding: 72px 0;
            }

            .news-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

            .tier-grid {
                gap: 20px;
            }

            .faq-layout {
                gap: 32px;
            }

            .limited-inner {
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: 56px 0;
            }

            .main-nav {
                display: none;
            }

            .header-cta {
                display: none;
            }

            .mobile-toggle {
                display: flex;
            }

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

            .tier-card.featured {
                transform: translateY(0);
            }

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

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

            .faq-layout {
                grid-template-columns: 1fr;
            }

            .faq-heading p {
                max-width: none;
            }

            .limited-inner {
                flex-direction: column;
                align-items: flex-start;
            }

            .countdown {
                gap: 8px;
            }

            .countdown-item {
                min-width: 62px;
                padding: 12px 10px;
            }

            .countdown-item .num {
                font-size: 24px;
            }

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

            .footer-desc {
                max-width: none;
            }

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

        @media (max-width: 640px) {
            .section {
                padding: 56px 0;
            }

            .container {
                padding: 0 16px;
            }

            .hero-content {
                padding: 120px 0 80px;
            }

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

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

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

            .section-head-row {
                flex-direction: column;
                align-items: flex-start;
            }

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

            .limited-action {
                width: 100%;
                flex-direction: column;
                align-items: stretch;
            }

            .countdown {
                justify-content: center;
            }

            .consult-form-wrap {
                padding: 24px;
            }

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

            .footer-bottom {
                padding: 16px 0;
            }
        }

        @media (max-width: 520px) {
            .btn-lg {
                height: 48px;
                padding: 0 24px;
                font-size: 15px;
            }

            .countdown-item {
                min-width: 56px;
            }

            .countdown-item .num {
                font-size: 22px;
            }
        }

/* roulang page: article */
:root {
            --color-primary: #123B3A;
            --color-primary-dark: #0D2D2C;
            --color-primary-soft: #EAF1EE;
            --color-accent: #C9A24B;
            --color-accent-dark: #B08D3E;
            --color-bg: #F7F5F0;
            --color-surface: #FFFFFF;
            --color-border: #E5E0D6;
            --color-text: #1E2928;
            --color-text-secondary: #5A6B68;
            --color-text-invert: #FFFFFF;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-image: 8px;
            --shadow-card: 0 6px 20px rgba(18, 59, 58, 0.07);
            --shadow-hover: 0 10px 28px rgba(18, 59, 58, 0.14);
            --transition: 0.2s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

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

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

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

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: 96px 0;
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 28px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            font-family: inherit;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            line-height: 1;
            text-align: center;
            letter-spacing: 0.02em;
        }

        .btn:focus-visible {
            outline: 3px solid rgba(201, 162, 75, 0.5);
            outline-offset: 2px;
        }

        .btn-primary {
            background: var(--color-primary);
            color: var(--color-text-invert);
        }

        .btn-primary:hover {
            background: var(--color-primary-dark);
            color: var(--color-text-invert);
            box-shadow: 0 8px 20px rgba(18, 59, 58, 0.2);
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: scale(0.97);
        }

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

        .btn-accent:hover {
            background: var(--color-accent-dark);
            color: var(--color-text-invert);
            box-shadow: 0 8px 20px rgba(201, 162, 75, 0.3);
            transform: translateY(-1px);
        }

        .btn-accent:active {
            transform: scale(0.97);
        }

        .btn-outline {
            background: transparent;
            border: 1px solid var(--color-accent);
            color: var(--color-accent);
        }

        .btn-outline:hover {
            background: rgba(201, 162, 75, 0.08);
            border-color: var(--color-accent-dark);
            color: var(--color-accent-dark);
            transform: translateY(-1px);
        }

        .btn-outline:active {
            transform: scale(0.97);
        }

        .btn-sm {
            height: 40px;
            padding: 0 20px;
            font-size: 14px;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px) saturate(1.2);
            -webkit-backdrop-filter: blur(18px) saturate(1.2);
            border-bottom: 1px solid rgba(255, 255, 255, 0.5);
            transition: box-shadow var(--transition), background var(--transition), height var(--transition);
        }

        .site-header.is-solid {
            background: #ffffff;
            box-shadow: 0 4px 16px rgba(18, 59, 58, 0.08);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            transition: height var(--transition);
        }

        .site-header.is-scrolled .nav-container {
            height: 60px;
        }

        .brand {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            display: inline-flex;
            align-items: center;
            line-height: 1.2;
            white-space: nowrap;
        }

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

        .main-nav {
            display: flex;
            align-items: center;
            gap: 32px;
        }

        .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text);
            padding: 8px 2px;
            border-bottom: 2px solid transparent;
            transition: color var(--transition), border-color var(--transition);
            white-space: nowrap;
        }

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

        .nav-link.active {
            color: var(--color-primary);
            border-bottom-color: var(--color-accent);
        }

        .nav-cta {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            width: 32px;
            height: 32px;
            padding: 6px;
            flex-direction: column;
            justify-content: center;
            gap: 4px;
            align-items: center;
            border-radius: 4px;
        }

        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
            transition: all var(--transition);
        }

        .nav-toggle:hover {
            background: rgba(18, 59, 58, 0.06);
        }

        /* ===== 面包屑 ===== */
        .breadcrumb {
            padding: 24px 0 8px;
            font-size: 13px;
            color: var(--color-text-secondary);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
        }

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

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

        .breadcrumb-sep {
            margin: 0 10px;
            color: var(--color-border);
        }

        .breadcrumb-current {
            color: var(--color-text);
            max-width: 300px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        /* ===== 文章主体 ===== */
        .article-wrap {
            max-width: 860px;
            padding-bottom: 24px;
        }

        .article-title {
            font-size: clamp(28px, 4vw, 42px);
            line-height: 1.2;
            font-weight: 700;
            color: var(--color-text);
            margin: 16px 0 20px;
            letter-spacing: 0.01em;
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-bottom: 28px;
            align-items: center;
        }

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

        .article-meta i {
            color: var(--color-accent);
            font-size: 14px;
        }

        .article-cover {
            border-radius: var(--radius-card);
            overflow: hidden;
            margin-bottom: 40px;
            box-shadow: var(--shadow-card);
            background: var(--color-primary-soft);
        }

        .article-cover img {
            width: 100%;
            height: 420px;
            object-fit: cover;
        }

        /* ===== 正文排版 ===== */
        .article-body {
            font-size: 16px;
            line-height: 2;
            color: var(--color-text);
        }

        .article-body > * + * {
            margin-top: 0;
        }

        .article-body p {
            margin-bottom: 24px;
        }

        .article-body h2 {
            font-size: 24px;
            line-height: 1.4;
            font-weight: 600;
            color: var(--color-text);
            margin: 40px 0 16px;
            padding-bottom: 8px;
            border-bottom: 1px solid var(--color-border);
        }

        .article-body h3 {
            font-size: 20px;
            line-height: 1.4;
            font-weight: 600;
            color: var(--color-text);
            margin: 32px 0 16px;
        }

        .article-body blockquote {
            border-left: 4px solid var(--color-primary);
            background: var(--color-primary-soft);
            padding: 18px 22px;
            border-radius: 0 8px 8px 0;
            margin: 24px 0;
            font-size: 15px;
            line-height: 1.8;
            color: var(--color-text);
        }

        .article-body ul {
            list-style: none;
            padding-left: 0;
            margin: 16px 0 24px;
        }

        .article-body ul li {
            position: relative;
            padding-left: 24px;
            margin-bottom: 10px;
        }

        .article-body ul li::before {
            content: "";
            position: absolute;
            left: 4px;
            top: 13px;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-accent);
        }

        .article-body ol {
            margin: 16px 0 24px;
            padding-left: 24px;
        }

        .article-body ol li {
            margin-bottom: 10px;
        }

        .article-body img {
            border-radius: var(--radius-image);
            margin: 24px 0;
        }

        .article-body a {
            text-decoration: underline;
            text-underline-offset: 4px;
        }

        /* ===== 标签 ===== */
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 40px;
            padding-top: 28px;
            border-top: 1px solid var(--color-border);
        }

        .tag {
            display: inline-flex;
            align-items: center;
            padding: 4px 14px;
            font-size: 12px;
            font-weight: 500;
            color: var(--color-accent-dark);
            background: rgba(201, 162, 75, 0.16);
            border-radius: 100px;
            transition: background var(--transition);
        }

        .tag:hover {
            background: rgba(201, 162, 75, 0.25);
        }

        /* ===== 空状态 ===== */
        .article-empty {
            text-align: center;
            padding: 60px 24px;
            background: var(--color-surface);
            border: 2px dashed var(--color-border);
            border-radius: var(--radius-card);
            margin: 20px 0 32px;
        }

        .article-empty i {
            font-size: 48px;
            color: var(--color-border);
            margin-bottom: 16px;
        }

        .article-empty h2 {
            font-size: 22px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--color-text);
        }

        .article-empty p {
            font-size: 15px;
            color: var(--color-text-secondary);
            margin-bottom: 20px;
        }

        /* ===== 相关推荐 ===== */
        .related-section {
            background: var(--color-bg);
            padding: 72px 0 56px;
            margin-top: 48px;
            border-top: 1px solid var(--color-border);
        }

        .related-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 32px;
        }

        .related-title {
            font-size: clamp(22px, 3vw, 28px);
            font-weight: 600;
            color: var(--color-text);
            position: relative;
            padding-left: 16px;
        }

        .related-title::before {
            content: "";
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 4px;
            height: 22px;
            background: var(--color-accent);
            border-radius: 2px;
        }

        .news-card {
            display: block;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: transform var(--transition), box-shadow var(--transition);
            height: 100%;
        }

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

        .news-card-cover {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--color-primary-soft);
        }

        .news-card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.35s ease;
        }

        .news-card:hover .news-card-cover img {
            transform: scale(1.04);
        }

        .news-card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--color-accent);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 100px;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
        }

        .news-card-body {
            padding: 18px 20px 16px;
        }

        .news-card-title {
            font-size: 16px;
            font-weight: 600;
            line-height: 1.5;
            color: var(--color-text);
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            min-height: 48px;
        }

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

        .news-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--color-text-secondary);
            border-top: 1px solid var(--color-border);
            padding-top: 12px;
        }

        .news-card-meta .read-more {
            color: var(--color-primary);
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition);
        }

        .news-card:hover .read-more {
            gap: 8px;
        }

        /* ===== 返回操作 ===== */
        .article-actions {
            display: flex;
            justify-content: flex-start;
            align-items: center;
            padding: 40px 0 80px;
        }

        .article-actions .btn {
            gap: 8px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #1E2928;
            color: rgba(255, 255, 255, 0.8);
            padding: 56px 0 40px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr 0.8fr 1.2fr;
            gap: 40px;
        }

        .footer-brand {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            display: inline-block;
            margin-bottom: 12px;
        }

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

        .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 12px;
            max-width: 280px;
        }

        .footer-title {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }

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

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

        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            transition: color var(--transition);
        }

        .footer-links a:hover {
            color: #fff;
        }

        .footer-contact-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 12px;
        }

        .footer-contact-item i {
            color: var(--color-accent);
            width: 16px;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 40px;
            padding-top: 24px;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 8px;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .section {
                padding: 72px 0;
            }

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

            .article-cover img {
                height: 340px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }

            .section {
                padding: 56px 0;
            }

            .nav-toggle {
                display: flex;
            }

            .main-nav {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 8px 16px 16px;
                box-shadow: 0 16px 24px rgba(18, 59, 58, 0.1);
                border-radius: 0 0 12px 12px;
                border-top: 1px solid var(--color-border);
            }

            .main-nav.is-open {
                display: flex;
            }

            .nav-link {
                padding: 14px 8px;
                font-size: 16px;
                border-bottom: 1px solid var(--color-border);
                border-bottom-color: rgba(229, 224, 214, 0.6);
                border-radius: 0;
            }

            .nav-link:last-child {
                border-bottom: none;
            }

            .nav-link.active {
                color: var(--color-primary);
                border-left: 3px solid var(--color-accent);
                padding-left: 12px;
                border-bottom: 1px solid rgba(229, 224, 214, 0.6);
            }

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

            .main-nav.is-open + .nav-cta {
                display: block;
            }

            .article-title {
                font-size: 28px;
                line-height: 1.25;
            }

            .article-cover img {
                height: 240px;
            }

            .article-meta {
                gap: 12px;
                flex-direction: column;
                align-items: flex-start;
            }

            .related-section {
                padding: 48px 0 32px;
            }

            .related-head {
                flex-direction: column;
                align-items: flex-start;
                gap: 16px;
            }

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

            .footer-bottom {
                flex-direction: column;
                gap: 4px;
            }

            .article-actions {
                padding: 24px 0 56px;
            }
        }

        @media (max-width: 640px) {
            .article-wrap {
                padding-bottom: 16px;
            }

            .btn {
                height: 44px;
                padding: 0 24px;
                font-size: 14px;
            }

            .breadcrumb {
                font-size: 12px;
            }

            .breadcrumb-current {
                max-width: 180px;
            }

            .article-body {
                font-size: 15px;
                line-height: 1.9;
            }

            .article-body p {
                margin-bottom: 20px;
            }
        }

        @media (max-width: 520px) {
            .article-title {
                font-size: 24px;
            }

            .article-cover img {
                height: 190px;
            }

            .related-title {
                font-size: 20px;
            }

            .footer-grid {
                padding-right: 4px;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #123B3A;
            --color-primary-dark: #0D2D2C;
            --color-primary-soft: #EAF1EE;
            --color-accent: #C9A24B;
            --color-accent-dark: #B08D3E;
            --color-bg: #F7F5F0;
            --color-surface: #FFFFFF;
            --color-border: #E5E0D6;
            --color-text: #1E2928;
            --color-text-secondary: #5A6B68;
            --color-text-invert: #FFFFFF;
            --radius-card: 12px;
            --radius-btn: 8px;
            --shadow-card: 0 6px 20px rgba(18, 59, 58, 0.07);
            --shadow-card-hover: 0 10px 28px rgba(18, 59, 58, 0.14);
            --transition: all .2s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

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

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

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

        ul,
        ol {
            list-style: none;
        }

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: 96px 0;
        }

        .section-alt {
            background: var(--color-primary-soft);
        }

        .eyebrow {
            display: inline-block;
            font-size: 13px;
            font-weight: 500;
            letter-spacing: .06em;
            color: var(--color-accent-dark);
            margin-bottom: 12px;
        }

        .section-title {
            font-size: clamp(24px, 3vw, 34px);
            font-weight: 600;
            line-height: 1.25;
            color: var(--color-text);
        }

        .section-lead {
            color: var(--color-text-secondary);
            font-size: 16px;
            margin-top: 12px;
            max-width: 720px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 28px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            border: 1px solid transparent;
            cursor: pointer;
            transition: var(--transition);
            line-height: 1;
            white-space: nowrap;
        }

        .btn:active {
            transform: scale(.97);
        }

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

        .btn-primary:hover {
            background: var(--color-primary-dark);
            box-shadow: 0 8px 20px rgba(18, 59, 58, .2);
        }

        .btn-accent {
            background: var(--color-accent);
            color: #fff;
        }

        .btn-accent:hover {
            background: var(--color-accent-dark);
            box-shadow: 0 8px 20px rgba(201, 162, 75, .35);
        }

        .btn-outline {
            background: transparent;
            border: 1px solid currentColor;
            color: #fff;
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, .1);
        }

        .btn-sm {
            height: 40px;
            padding: 0 20px;
            font-size: 14px;
        }

        /* ===== Header ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 72px;
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, .78);
            backdrop-filter: blur(18px) saturate(1.2);
            -webkit-backdrop-filter: blur(18px) saturate(1.2);
            border-bottom: 1px solid rgba(255, 255, 255, .5);
            transition: height .3s ease, box-shadow .3s ease, background .3s ease;
        }

        .site-header.is-scrolled {
            height: 60px;
            background: #fff;
            box-shadow: 0 4px 16px rgba(18, 59, 58, .08);
        }

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

        .brand {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: .02em;
        }

        .brand .brand-accent {
            color: var(--color-accent-dark);
        }

        .main-nav {
            display: flex;
            gap: 28px;
            align-items: center;
        }

        .main-nav .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text);
            padding: 6px 0;
            position: relative;
            transition: color .2s ease;
        }

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

        .main-nav .nav-link.active {
            color: var(--color-primary);
            font-weight: 600;
        }

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

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .nav-toggle {
            display: none;
            background: #fff;
            border: 1px solid var(--color-border);
            width: 40px;
            height: 40px;
            border-radius: 8px;
            color: var(--color-primary);
            font-size: 16px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }

        .nav-toggle:hover {
            border-color: var(--color-primary);
        }

        .mobile-cta {
            display: none;
        }

        /* ===== Page Hero ===== */
        .page-hero {
            min-height: 420px;
            display: flex;
            align-items: center;
            padding: 140px 0 72px;
            background: linear-gradient(180deg, rgba(18, 59, 58, .55), rgba(18, 59, 58, .85)), url('/assets/images/backpic/back-1.png') center/cover;
            color: #fff;
        }

        .page-hero .breadcrumb {
            color: rgba(255, 255, 255, .8);
            font-size: 13px;
            margin-bottom: 20px;
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .page-hero .breadcrumb a {
            color: rgba(255, 255, 255, .8);
        }

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

        .page-hero h1 {
            font-size: clamp(32px, 5vw, 48px);
            font-weight: 700;
            line-height: 1.15;
            margin-bottom: 16px;
            max-width: 760px;
        }

        .page-hero p {
            font-size: 18px;
            line-height: 1.6;
            color: rgba(255, 255, 255, .92);
            max-width: 640px;
        }

        .hero-actions {
            margin-top: 28px;
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ===== Overview ===== */
        .overview-section {
            padding: 96px 0;
            background: var(--color-bg);
        }

        .overview-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 64px;
            align-items: center;
        }

        .overview-media {
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .overview-media img {
            width: 100%;
            height: 380px;
            object-fit: cover;
        }

        .overview-content .section-title {
            margin-bottom: 16px;
        }

        .overview-content p {
            color: var(--color-text-secondary);
            margin-bottom: 16px;
        }

        .check-list {
            margin-top: 24px;
        }

        .check-list li {
            display: flex;
            gap: 10px;
            align-items: flex-start;
            padding: 8px 0;
            color: var(--color-text);
            font-weight: 500;
        }

        .check-list i {
            color: var(--color-accent-dark);
            margin-top: 5px;
            font-size: 15px;
        }

        /* ===== Timeline ===== */
        .timeline-section {
            background: var(--color-primary-soft);
            padding: 96px 0;
        }

        .timeline-head {
            text-align: center;
            margin-bottom: 48px;
        }

        .timeline-head .section-lead {
            margin-left: auto;
            margin-right: auto;
        }

        .timeline-list {
            max-width: 860px;
            margin: 0 auto;
            list-style: none;
            position: relative;
            padding: 0 24px;
        }

        .timeline-list::before {
            content: "";
            position: absolute;
            left: 24px;
            top: 8px;
            bottom: 8px;
            width: 1px;
            background: rgba(18, 59, 58, .22);
        }

        .timeline-item {
            display: flex;
            gap: 32px;
            position: relative;
            padding: 0 0 44px;
        }

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

        .timeline-num {
            width: 48px;
            height: 48px;
            flex-shrink: 0;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 600;
            box-shadow: 0 4px 12px rgba(18, 59, 58, .2);
            position: relative;
            z-index: 1;
            font-family: "DIN Alternate", sans-serif;
        }

        .timeline-body {
            padding-top: 4px;
        }

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

        .timeline-body p {
            color: var(--color-text-secondary);
            font-size: 15px;
        }

        /* ===== Guide ===== */
        .guide-section {
            background: var(--color-bg);
            padding: 96px 0;
        }

        .guide-grid {
            display: grid;
            grid-template-columns: 7fr 5fr;
            gap: 24px;
            align-items: stretch;
        }

        .guide-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: 16px;
            padding: 40px 36px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }

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

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

        .guide-card ul {
            list-style: none;
        }

        .guide-card ul li {
            display: flex;
            gap: 10px;
            align-items: flex-start;
            padding: 10px 0;
            color: var(--color-text-secondary);
            font-size: 15px;
            border-bottom: 1px solid var(--color-border);
        }

        .guide-card ul li:last-child {
            border-bottom: none;
        }

        .guide-card ul li i {
            color: var(--color-accent-dark);
            margin-top: 5px;
            font-size: 14px;
        }

        .steps-num {
            counter-reset: step;
            list-style: none;
            margin: 0;
        }

        .steps-num li {
            counter-increment: step;
            display: flex;
            gap: 16px;
            align-items: flex-start;
            padding: 14px 0;
            border-bottom: 1px solid var(--color-border);
            color: var(--color-text-secondary);
            font-size: 15px;
        }

        .steps-num li:last-child {
            border-bottom: none;
        }

        .steps-num li::before {
            content: counter(step, decimal-leading-zero);
            font-family: "DIN Alternate", sans-serif;
            font-size: 28px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
            min-width: 34px;
        }

        .guide-card .btn {
            margin-top: 24px;
        }

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

        .faq-wrapper {
            display: grid;
            grid-template-columns: 5fr 7fr;
            gap: 56px;
            align-items: start;
        }

        .faq-left .section-title {
            margin-bottom: 12px;
        }

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

        .faq-list {
            list-style: none;
            margin: 0;
        }

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

        .accordion-title {
            font-size: 15px;
            font-weight: 600;
            padding: 22px 0 !important;
            margin: 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            color: var(--color-text) !important;
            background: transparent !important;
            border: 0 !important;
            line-height: 1.5;
            transition: color .2s ease;
        }

        .accordion-title:hover,
        .accordion-title:focus {
            background: transparent !important;
            color: var(--color-primary) !important;
        }

        .accordion-title .fa-plus {
            color: var(--color-accent-dark);
            transition: transform .3s ease;
            flex-shrink: 0;
            font-size: 15px;
        }

        .accordion-item.is-active .accordion-title .fa-plus {
            transform: rotate(45deg);
        }

        .faq-list .accordion-content {
            padding: 0 0 24px;
            color: var(--color-text-secondary);
            font-size: 15px;
            display: none;
        }

        .faq-list .accordion-item.is-active .accordion-content {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 72px 0;
            background: linear-gradient(180deg, rgba(18, 59, 58, .85), rgba(13, 45, 44, .94)), url('/assets/images/backpic/back-2.png') center/cover;
            color: #fff;
            text-align: center;
        }

        .cta-section::before {
            content: "";
            display: block;
            width: 60px;
            height: 2px;
            background: var(--color-accent);
            margin: 0 auto 28px;
        }

        .cta-section h2 {
            font-size: clamp(24px, 3vw, 34px);
            font-weight: 600;
            margin-bottom: 16px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, .85);
            max-width: 640px;
            margin: 0 auto;
            font-size: 16px;
        }

        .cta-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            margin-top: 32px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #1E2928;
            color: #fff;
            padding: 56px 0 40px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.4fr;
            gap: 48px;
            margin-bottom: 40px;
        }

        .footer-brand {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
        }

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

        .footer-desc {
            color: rgba(255, 255, 255, .6);
            font-size: 14px;
            line-height: 1.8;
            margin-top: 12px;
            max-width: 280px;
        }

        .footer-title {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 16px;
            color: #fff;
        }

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

        .footer-links a {
            color: rgba(255, 255, 255, .6);
            transition: color .2s ease, padding-left .2s ease;
        }

        .footer-links a:hover {
            color: #fff;
            padding-left: 4px;
        }

        .footer-contact-item {
            display: flex;
            gap: 10px;
            align-items: center;
            color: rgba(255, 255, 255, .6);
            padding: 6px 0;
            font-size: 14px;
        }

        .footer-contact-item i {
            color: var(--color-accent);
            width: 16px;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            color: rgba(255, 255, 255, .5);
            font-size: 13px;
            justify-content: center;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .section {
                padding: 72px 0;
            }

            .overview-section,
            .timeline-section,
            .guide-section,
            .faq-section {
                padding: 72px 0;
            }

            .main-nav {
                gap: 16px;
            }

            .overview-grid {
                gap: 36px;
            }

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

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

        @media (max-width: 768px) {
            .header-actions .btn {
                display: none;
            }

            .nav-toggle {
                display: inline-flex;
            }

            .main-nav {
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                padding: 16px 24px 24px;
                gap: 0;
                display: none;
                box-shadow: 0 8px 24px rgba(18, 59, 58, .12);
            }

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

            .main-nav .nav-link {
                width: 100%;
                padding: 14px 0;
                border-bottom: 1px solid var(--color-border);
                font-size: 16px;
            }

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

            .mobile-cta {
                display: flex;
                width: 100%;
                margin-top: 20px;
            }

            .page-hero {
                min-height: 360px;
                padding: 120px 0 56px;
            }

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

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

            .overview-media img {
                height: 240px;
            }

            .timeline-item {
                gap: 20px;
            }

            .guide-card {
                padding: 28px 24px;
            }

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

            .cta-section {
                padding: 56px 0;
            }
        }

        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }

            .section,
            .overview-section,
            .timeline-section,
            .guide-section,
            .faq-section {
                padding: 56px 0;
            }

            .btn {
                width: 100%;
            }

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

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

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

            .timeline-list {
                padding: 0 8px 0 16px;
            }

            .timeline-list::before {
                left: 16px;
            }

            .timeline-num {
                width: 32px;
                height: 32px;
                font-size: 15px;
            }

            .timeline-body h3 {
                font-size: 17px;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #123B3A;
            --color-primary-dark: #0D2D2C;
            --color-primary-soft: #EAF1EE;
            --color-accent: #C9A24B;
            --color-accent-dark: #B08D3E;
            --color-bg: #F7F5F0;
            --color-surface: #FFFFFF;
            --color-border: #E5E0D6;
            --color-text: #1E2928;
            --color-text-secondary: #5A6B68;
            --color-text-invert: #FFFFFF;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-pill: 100px;
            --shadow-card: 0 6px 20px rgba(18, 59, 58, 0.07);
            --shadow-hover: 0 10px 28px rgba(18, 59, 58, 0.14);
            --transition: 0.2s ease;
            --font-family: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }

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

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition), background var(--transition), box-shadow var(--transition), transform var(--transition), border-color var(--transition);
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0 0 16px;
            line-height: 1.25;
            font-weight: 600;
            color: var(--color-text);
        }

        h1 {
            font-size: clamp(32px, 5vw, 48px);
            line-height: 1.15;
            font-weight: 700;
        }

        h2 {
            font-size: clamp(24px, 3vw, 34px);
            line-height: 1.25;
            font-weight: 600;
        }

        h3 {
            font-size: 20px;
            line-height: 1.35;
            font-weight: 600;
        }

        p {
            margin: 0 0 16px;
        }

        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(201, 162, 75, 0.5);
            outline-offset: 2px;
        }

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

        .section-block {
            padding: 96px 0;
        }

        .section-eyebrow {
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.06em;
            color: var(--color-accent);
            margin-bottom: 8px;
        }

        .section-head {
            margin-bottom: 56px;
        }

        .section-head h2 {
            margin-bottom: 0;
        }

        .section-head.text-center {
            text-align: center;
        }

        .section-head.text-center .section-eyebrow {
            display: block;
        }

        /* ===== Buttons ===== */
        .button {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 28px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            border: 1px solid transparent;
            cursor: pointer;
            transition: background var(--transition), color var(--transition), box-shadow var(--transition), transform 0.1s ease;
            line-height: 1;
        }

        .button:hover {
            transform: translateY(-1px);
        }

        .button:active {
            transform: scale(0.97);
        }

        .button.primary-btn {
            background: var(--color-primary);
            color: #fff;
        }

        .button.primary-btn:hover {
            background: var(--color-primary-dark);
            box-shadow: 0 8px 20px rgba(18, 59, 58, 0.2);
            color: #fff;
        }

        .button.accent-btn {
            background: var(--color-accent);
            color: #fff;
        }

        .button.accent-btn:hover {
            background: var(--color-accent-dark);
            box-shadow: 0 8px 20px rgba(201, 162, 75, 0.28);
            color: #fff;
        }

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

        .button.outline-btn:hover {
            background: rgba(201, 162, 75, 0.08);
            color: var(--color-accent-dark);
        }

        .button.large-btn {
            height: 52px;
            padding: 0 36px;
            font-size: 16px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.78);
            backdrop-filter: blur(18px) saturate(1.2);
            -webkit-backdrop-filter: blur(18px) saturate(1.2);
            border-bottom: 1px solid rgba(255, 255, 255, 0.5);
            transition: background var(--transition), box-shadow var(--transition), height var(--transition);
            height: 72px;
        }

        .site-header.is-scrolled {
            background: #FFFFFF;
            box-shadow: 0 4px 16px rgba(18, 59, 58, 0.08);
            height: 60px;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            transition: height var(--transition);
        }

        .site-header.is-scrolled .header-inner {
            height: 60px;
        }

        .brand {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

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

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

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            margin-left: auto;
            margin-right: 32px;
        }

        .nav-link {
            font-size: 15px;
            color: var(--color-text);
            font-weight: 500;
            padding: 8px 2px;
            border-bottom: 2px solid transparent;
            transition: color var(--transition), border-color var(--transition);
        }

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

        .nav-link.active {
            color: var(--color-primary);
            border-color: var(--color-accent);
        }

        .header-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 24px;
            border-radius: var(--radius-btn);
            background: var(--color-accent);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            white-space: nowrap;
            transition: background var(--transition), box-shadow var(--transition), transform 0.1s ease;
        }

        .header-cta:hover {
            background: var(--color-accent-dark);
            color: #fff;
            box-shadow: 0 8px 20px rgba(201, 162, 75, 0.3);
            transform: translateY(-1px);
        }

        .menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border: none;
            background: transparent;
            cursor: pointer;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 5px;
            border-radius: 8px;
        }

        .menu-toggle span {
            width: 20px;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
            transition: transform var(--transition), opacity var(--transition);
        }

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

        .menu-toggle.open span:nth-child(2) {
            opacity: 0;
        }

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

        .mobile-menu {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            background: #fff;
            border-bottom: 1px solid var(--color-border);
            box-shadow: 0 10px 30px rgba(18, 59, 58, 0.12);
            padding: 8px 24px 24px;
            z-index: 999;
        }

        .mobile-menu.open {
            display: block;
        }

        .mobile-nav-link {
            display: flex;
            align-items: center;
            height: 48px;
            border-bottom: 1px solid var(--color-border);
            font-size: 16px;
            color: var(--color-text);
        }

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

        .mobile-nav-link.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .mobile-cta {
            margin-top: 20px;
            width: 100%;
        }

        /* ===== Page Hero ===== */
        .page-hero {
            position: relative;
            min-height: 360px;
            display: flex;
            align-items: center;
            padding: 140px 0 80px;
            background-size: cover;
            background-position: center;
        }

        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(115deg, rgba(18, 59, 58, 0.82) 0%, rgba(18, 59, 58, 0.58) 52%, rgba(201, 162, 75, 0.38) 100%);
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 780px;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 16px;
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, 0.85);
        }

        .breadcrumb a:hover {
            color: #fff;
        }

        .hero-eyebrow {
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.06em;
            color: var(--color-accent);
            margin-bottom: 12px;
        }

        .page-hero h1 {
            color: #fff;
            font-size: clamp(30px, 4.6vw, 44px);
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 18px;
        }

        .hero-desc {
            color: rgba(255, 255, 255, 0.92);
            font-size: 18px;
            line-height: 1.6;
            max-width: 640px;
            margin-bottom: 0;
        }

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

        .overview-content h2 {
            font-size: clamp(24px, 3vw, 34px);
            margin-bottom: 20px;
        }

        .overview-content p {
            color: var(--color-text-secondary);
            font-size: 16px;
            margin-bottom: 16px;
        }

        .overview-img {
            width: 100%;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            object-fit: cover;
            aspect-ratio: 4 / 3;
        }

        .check-list {
            list-style: none;
            margin: 24px 0 0;
            padding: 0;
        }

        .check-list li {
            position: relative;
            padding-left: 30px;
            margin-bottom: 12px;
            font-size: 15px;
            color: var(--color-text);
        }

        .check-list li::before {
            content: "\f00c";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            position: absolute;
            left: 0;
            top: 1px;
            color: var(--color-accent);
            font-size: 14px;
        }

        /* ===== Alternate Section ===== */
        .alternate-section {
            background: var(--color-primary-soft);
        }

        .alternate-item {
            margin-bottom: 64px;
        }

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

        .alternate-img {
            width: 100%;
            border-radius: var(--radius-card);
            object-fit: cover;
            aspect-ratio: 16 / 10;
            box-shadow: var(--shadow-card);
        }

        .item-tag {
            display: inline-block;
            background: rgba(201, 162, 75, 0.16);
            color: #B08D3E;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 100px;
            margin-bottom: 12px;
        }

        .alternate-content h3 {
            font-size: 22px;
            margin-bottom: 12px;
        }

        .alternate-content p {
            color: var(--color-text-secondary);
            font-size: 15px;
            margin-bottom: 12px;
            max-width: 520px;
        }

        .text-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-primary);
        }

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

        .text-link i {
            font-size: 13px;
            transition: transform var(--transition);
        }

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

        /* ===== Guide Section ===== */
        .guide-section {
            background: var(--color-bg);
        }

        .guide-stack {
            max-width: 860px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .guide-card {
            display: flex;
            align-items: center;
            gap: 24px;
            padding: 32px;
            border-radius: var(--radius-card);
            transition: transform var(--transition), box-shadow var(--transition);
        }

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

        .guide-card-accent {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-top: 3px solid var(--color-accent);
            box-shadow: var(--shadow-card);
        }

        .guide-card-soft {
            background: var(--color-primary-soft);
            border: 1px solid var(--color-border);
        }

        .guide-icon {
            width: 56px;
            height: 56px;
            flex: 0 0 56px;
            border-radius: 12px;
            background: rgba(201, 162, 75, 0.16);
            color: var(--color-accent-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
        }

        .guide-text {
            flex: 1;
        }

        .guide-text h3 {
            margin-bottom: 8px;
            font-size: 20px;
        }

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

        .guide-card .button {
            flex: 0 0 auto;
        }

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

        .faq-left h2 {
            margin-bottom: 16px;
        }

        .faq-left p {
            color: var(--color-text-secondary);
            margin-bottom: 24px;
        }

        .custom-accordion {
            list-style: none;
            margin: 0;
            padding: 0;
            background: transparent;
        }

        .custom-accordion .accordion-item {
            background: transparent;
            border: none;
            border-bottom: 1px solid var(--color-border);
            margin: 0;
            color: var(--color-text);
        }

        .custom-accordion .accordion-title {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 56px;
            padding: 0 4px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            background: transparent;
            border: none;
            line-height: 1.4;
            transition: color var(--transition);
        }

        .custom-accordion .accordion-title:hover,
        .custom-accordion .accordion-title:focus {
            color: var(--color-primary);
            background: transparent;
        }

        .custom-accordion .accordion-title::after {
            content: "+";
            font-size: 22px;
            font-weight: 400;
            color: var(--color-accent);
            transition: transform var(--transition);
            line-height: 1;
            margin-left: 16px;
            flex: 0 0 auto;
        }

        .custom-accordion .accordion-item.is-active>.accordion-title::after {
            transform: rotate(45deg);
        }

        .custom-accordion .accordion-content {
            padding: 0 4px 24px;
            color: var(--color-text-secondary);
            font-size: 15px;
            background: transparent;
            border: none;
        }

        .custom-accordion .accordion-content p {
            margin-bottom: 0;
        }

        /* ===== Bottom CTA ===== */
        .bottom-cta {
            position: relative;
            background: var(--color-primary);
            padding: 96px 0;
            overflow: hidden;
        }

        .bottom-cta::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: var(--color-accent);
        }

        .cta-inner {
            position: relative;
            text-align: center;
            z-index: 2;
        }

        .cta-inner h2 {
            color: #fff;
            font-size: clamp(26px, 3.6vw, 38px);
            margin-bottom: 12px;
        }

        .cta-inner p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 16px;
            margin-bottom: 32px;
        }

        .cta-decor {
            position: absolute;
            border-radius: 50%;
            background: rgba(201, 162, 75, 0.12);
            filter: blur(40px);
            z-index: 0;
        }

        .cta-decor-1 {
            width: 300px;
            height: 300px;
            top: -120px;
            left: 10%;
        }

        .cta-decor-2 {
            width: 240px;
            height: 240px;
            bottom: -100px;
            right: 8%;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #1E2928;
            color: rgba(255, 255, 255, 0.75);
            padding: 56px 0 40px;
            font-size: 15px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 48px;
            margin-bottom: 40px;
        }

        .footer-brand {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
        }

        .footer-brand:hover {
            color: #fff;
        }

        .footer-desc {
            margin-top: 12px;
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            line-height: 1.7;
        }

        .footer-title {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 14px;
        }

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

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

        .footer-links a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
        }

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

        .footer-contact-item {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 10px;
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
        }

        .footer-contact-item i {
            color: var(--color-accent);
            width: 16px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, 0.5);
            font-size: 13px;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .section-block {
                padding: 72px 0;
            }

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

            .main-nav {
                gap: 16px;
                margin-right: 20px;
            }
        }

        @media (max-width: 767px) {
            .main-nav {
                display: none;
            }

            .menu-toggle {
                display: flex;
            }

            .header-cta {
                display: none;
            }

            .section-block {
                padding: 56px 0;
            }

            .page-hero {
                min-height: auto;
                padding: 120px 0 60px;
            }

            .guide-card {
                flex-direction: column;
                align-items: flex-start;
                padding: 24px;
            }

            .guide-card .button {
                width: 100%;
            }

            .alternate-item {
                margin-bottom: 48px;
            }

            .overview-img,
            .alternate-img {
                margin-bottom: 24px;
            }

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

            .grid-x.grid-margin-x>.cell {
                margin-bottom: 8px;
            }

            .align-middle .cell:last-child {
                margin-bottom: 0;
            }
        }

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

            .guide-card .button {
                padding: 0 20px;
            }

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

            .button {
                height: 44px;
                font-size: 14px;
                padding: 0 20px;
            }
        }