/* roulang page: index */
:root {
            --primary: #1a3c34;
            --primary-light: #2d5a4d;
            --primary-dark: #102820;
            --accent: #c8a876;
            --accent-dark: #a8874f;
            --accent-light: #eadbc0;
            --bg: #f7f4ee;
            --bg-alt: #efe9df;
            --bg-deep: #12221d;
            --text: #26261f;
            --text-light: #5f5c52;
            --text-lighter: #8b877d;
            --border: #ddd6c9;
            --card-bg: #ffffff;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 12px 32px rgba(18, 34, 29, 0.08);
            --shadow-hover: 0 18px 44px rgba(18, 34, 29, 0.14);
            --transition: all 0.3s ease;
            --font-body: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-body);
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }

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

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

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

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

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 32px;
        }

        /* ===== Header Navigation ===== */
        .site-header {
            background: rgba(255, 253, 249, 0.96);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1000;
            transition: var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 76px;
            gap: 24px;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-light);
            font-size: 18px;
        }

        .logo-text {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 1px;
            white-space: nowrap;
        }

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

        .nav-bottom {
            border-top: 1px solid var(--border);
            background: rgba(255, 253, 249, 0.92);
        }

        .nav-scroll-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }

        .nav-scroll-wrap::-webkit-scrollbar {
            display: none;
        }

        .nav-inner {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 12px 0;
            min-width: max-content;
            margin: 0 auto;
            max-width: 1280px;
            padding-left: 32px;
            padding-right: 32px;
        }

        .nav-link {
            padding: 8px 18px;
            border-radius: 32px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-light);
            white-space: nowrap;
            border: 1px solid transparent;
            transition: var(--transition);
        }

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

        .nav-link.active {
            color: var(--primary-dark);
            background: var(--accent-light);
            border-color: var(--accent);
            font-weight: 700;
            box-shadow: 0 2px 8px rgba(200, 168, 118, 0.25);
        }

        .header-cta {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 20px;
            border-radius: 32px;
            font-size: 15px;
            font-weight: 600;
            line-height: 1.4;
            transition: var(--transition);
            border: 2px solid transparent;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(26, 60, 52, 0.25);
        }

        .btn-primary:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(26, 60, 52, 0.35);
            color: #fff;
        }

        .btn-outline {
            border-color: var(--accent);
            color: var(--primary);
        }

        .btn-outline:hover {
            background: var(--accent-light);
            transform: translateY(-2px);
        }

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

        .btn-accent:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(168, 135, 79, 0.4);
        }

        .btn-light {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            border-color: rgba(255, 255, 255, 0.4);
            backdrop-filter: blur(4px);
        }

        .btn-light:hover {
            background: rgba(255, 255, 255, 0.25);
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            background: linear-gradient(135deg, var(--bg-deep) 0%, var(--primary) 100%);
            overflow: hidden;
            padding: 80px 0 64px;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.jpg');
            background-size: cover;
            background-position: center;
            opacity: 0.32;
            mix-blend-mode: luminosity;
        }

        .hero-bg::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to right, rgba(18, 34, 29, 0.92), rgba(26, 60, 52, 0.72));
        }

        .hero-inner {
            position: relative;
            z-index: 2;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            max-width: 960px;
            margin: 0 auto;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 20px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(234, 219, 192, 0.4);
            border-radius: 40px;
            color: var(--accent-light);
            font-size: 14px;
            font-weight: 500;
            backdrop-filter: blur(8px);
            margin-bottom: 28px;
        }

        .hero-title {
            font-size: 46px;
            font-weight: 800;
            line-height: 1.3;
            color: #fff;
            max-width: 780px;
            margin-bottom: 24px;
            letter-spacing: 0.5px;
        }

        .hero-title em {
            font-style: normal;
            color: var(--accent);
            position: relative;
        }

        .hero-desc {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 700px;
            margin-bottom: 36px;
            line-height: 1.8;
        }

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

        .hero-stats {
            display: flex;
            gap: 56px;
            flex-wrap: wrap;
            justify-content: center;
            padding-top: 40px;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            width: 100%;
        }

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

        .hero-stat-num {
            font-size: 36px;
            font-weight: 800;
            color: #fff;
            display: block;
            line-height: 1.2;
        }

        .hero-stat-num small {
            font-size: 20px;
            color: var(--accent);
            margin-left: 4px;
        }

        .hero-stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 4px;
        }

        .hero-waves {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 2;
            line-height: 0;
        }

        .hero-waves svg {
            width: 100%;
            height: 48px;
        }

        /* ===== Section common ===== */
        .section {
            padding: 96px 0;
        }

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

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--accent-dark);
            text-transform: uppercase;
            letter-spacing: 2px;
            margin-bottom: 16px;
            padding: 6px 16px;
            background: var(--accent-light);
            border-radius: 32px;
        }

        .section-title {
            font-size: 36px;
            font-weight: 800;
            line-height: 1.4;
            color: var(--primary-dark);
            margin-bottom: 16px;
            text-align: center;
        }

        .section-desc {
            font-size: 17px;
            color: var(--text-light);
            max-width: 760px;
            margin: 0 auto 48px;
            text-align: center;
            line-height: 1.8;
        }

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

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

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

        .card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }

        .card-icon {
            width: 56px;
            height: 56px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: var(--accent-light);
            margin-bottom: 20px;
        }

        .card-title {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 10px;
        }

        .card-text {
            font-size: 15px;
            color: var(--text-light);
            line-height: 1.75;
        }

        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            margin-top: 16px;
            color: var(--accent-dark);
        }

        .card-link:hover {
            gap: 10px;
        }

        /* ===== Feature/Intro split ===== */
        .split-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 64px;
            align-items: center;
        }

        .split-media {
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-hover);
            height: 420px;
        }

        .split-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

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

        .split-media .media-tag {
            position: absolute;
            bottom: 16px;
            left: 16px;
            background: rgba(18, 34, 29, 0.75);
            color: var(--accent-light);
            padding: 8px 18px;
            border-radius: 32px;
            font-size: 14px;
            backdrop-filter: blur(8px);
            border: 1px solid rgba(200, 168, 118, 0.4);
        }

        .split-content .section-label {
            margin-bottom: 16px;
        }

        .split-title {
            font-size: 34px;
            font-weight: 800;
            line-height: 1.4;
            color: var(--primary-dark);
            margin-bottom: 20px;
        }

        .split-text {
            font-size: 16px;
            color: var(--text-light);
            margin-bottom: 28px;
            line-height: 1.8;
        }

        .check-list {
            list-style: none;
            margin-bottom: 32px;
        }

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

        .check-list li i {
            color: var(--accent-dark);
            margin-top: 3px;
            font-size: 18px;
            flex-shrink: 0;
        }

        /* ===== Steps ===== */
        .steps-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            counter-reset: step;
        }

        .step-item {
            position: relative;
            padding: 32px 24px 28px;
            background: var(--card-bg);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

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

        .step-item::before {
            counter-increment: step;
            content: "0" counter(step);
            font-size: 18px;
            font-weight: 800;
            color: var(--accent);
            display: block;
            margin-bottom: 16px;
            letter-spacing: 2px;
        }

        .step-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 8px;
        }

        .step-text {
            font-size: 15px;
            color: var(--text-light);
            line-height: 1.75;
        }

        /* ===== Gallery wall ===== */
        .gallery-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 20px;
        }

        .gallery-card {
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            min-height: 260px;
            box-shadow: var(--shadow);
            cursor: pointer;
            transition: var(--transition);
        }

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

        .gallery-card img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

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

        .gallery-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(18, 34, 29, 0.75), transparent 60%);
            display: flex;
            align-items: flex-end;
            padding: 24px;
        }

        .gallery-card-title {
            color: #fff;
            font-size: 18px;
            font-weight: 700;
        }

        .gallery-card-desc {
            color: rgba(255, 255, 255, 0.75);
            font-size: 13px;
        }

        /* ===== Testimonials ===== */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .testimonial-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 32px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

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

        .testimonial-stars {
            color: var(--accent);
            font-size: 15px;
            letter-spacing: 2px;
            margin-bottom: 16px;
        }

        .testimonial-text {
            font-size: 15px;
            color: var(--text);
            line-height: 1.8;
            margin-bottom: 20px;
            font-style: italic;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .testimonial-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary-light), var(--accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 16px;
            flex-shrink: 0;
        }

        .testimonial-name {
            font-size: 15px;
            font-weight: 700;
            color: var(--primary-dark);
        }

        .testimonial-role {
            font-size: 13px;
            color: var(--text-lighter);
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 860px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .faq-item {
            background: var(--card-bg);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item.active {
            box-shadow: var(--shadow);
            border-color: var(--accent);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--primary-dark);
            cursor: pointer;
        }

        .faq-question i {
            color: var(--accent);
            transition: var(--transition);
            font-size: 14px;
        }

        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }

        .faq-answer {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
        }

        .faq-item.active .faq-answer {
            padding: 0 24px 20px;
            max-height: 500px;
        }

        .faq-answer p {
            font-size: 15px;
            color: var(--text-light);
            line-height: 1.8;
        }

        /* ===== News / Article ===== */
        .news-wrap {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 40px;
        }

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

        .news-item {
            display: flex;
            gap: 20px;
            background: var(--card-bg);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            padding: 20px;
            transition: var(--transition);
        }

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

        .news-item img {
            width: 120px;
            height: 84px;
            object-fit: cover;
            border-radius: 8px;
            flex-shrink: 0;
        }

        .news-item-content {
            flex: 1;
        }

        .news-item-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 6px;
            line-height: 1.5;
            transition: var(--transition);
        }

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

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

        .news-item-meta {
            display: flex;
            gap: 12px;
            margin-top: 8px;
            font-size: 13px;
            color: var(--text-lighter);
        }

        .news-sidebar {
            background: var(--card-bg);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 28px;
            box-shadow: var(--shadow);
        }

        .sidebar-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 20px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--accent-light);
        }

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

        .sidebar-list li a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 12px;
            border-radius: 8px;
            font-size: 15px;
            color: var(--text);
            transition: var(--transition);
        }

        .sidebar-list li a:hover {
            background: var(--bg);
            color: var(--accent-dark);
            padding-left: 16px;
        }

        .sidebar-list li .count {
            background: var(--accent-light);
            color: var(--accent-dark);
            padding: 2px 10px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
        }

        /* ===== CTA ===== */
        .cta-area {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary) 60%, var(--primary-light));
            position: relative;
            overflow: hidden;
        }

        .cta-area::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: rgba(200, 168, 118, 0.15);
            border-radius: 50%;
            filter: blur(60px);
        }

        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: 72px 0;
        }

        .cta-title {
            font-size: 36px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }

        .cta-text {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.8);
            max-width: 620px;
            margin: 0 auto 32px;
            line-height: 1.8;
        }

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

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-deep);
            color: rgba(255, 255, 255, 0.7);
            padding: 56px 0 24px;
        }

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

        .footer-brand {
            max-width: 360px;
        }

        .footer-logo {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .footer-logo .logo-icon {
            width: 32px;
            height: 32px;
            font-size: 14px;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.8;
            margin-bottom: 16px;
        }

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

        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

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

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            text-align: center;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

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

            .gallery-card:first-child {
                grid-column: span 2;
            }

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

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

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

            .hero-title {
                font-size: 38px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
                min-height: auto;
                padding: 12px 0;
            }

            .logo-text {
                font-size: 18px;
            }

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

            .hero {
                padding: 56px 0 48px;
            }

            .hero-title {
                font-size: 30px;
            }

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

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

            .section {
                padding: 64px 0;
            }

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

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

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

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

            .gallery-card:first-child {
                grid-column: span 1;
            }

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

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

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

            .container {
                padding: 0 20px;
            }

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

        @media (max-width: 520px) {
            .logo-text {
                font-size: 16px;
                max-width: 200px;
                overflow: hidden;
                text-overflow: ellipsis;
                white-space: normal;
                line-height: 1.4;
            }

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

            .hero-stats {
                gap: 24px;
            }

            .hero-stat-num {
                font-size: 28px;
            }

            .btn {
                font-size: 14px;
                padding: 8px 16px;
            }

            .news-item {
                flex-direction: column;
            }

            .news-item img {
                width: 100%;
                height: 160px;
            }

            .faq-question {
                font-size: 14px;
                padding: 16px;
            }

            .faq-answer {
                padding: 0 16px;
            }

            .faq-item.active .faq-answer {
                padding: 0 16px 16px;
            }
        }

/* roulang page: category1 */
:root {
  --bg-dark: #0c1015;
  --bg-deep: #121821;
  --bg-card: #1a222d;
  --bg-soft: #232d3a;
  --primary: #c8a876;
  --primary-dark: #a8874e;
  --primary-soft: #e6d3ae;
  --accent: #7da888;
  --text-light: #f4f1ea;
  --text-body: #c5ccd6;
  --text-muted: #7e8896;
  --border: rgba(255, 255, 255, 0.08);
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 10px 40px rgba(0, 0, 0, 0.35);
  --shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.25);
  --transition: 0.25s ease;
  --header-bg: rgba(12, 16, 21, 0.86);
}

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

html {
  scroll-behavior: smooth;
}

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

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

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

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

ul,
ol {
  list-style: none;
}

button,
input {
  font-family: inherit;
  font-size: inherit;
  border: none;
  background: none;
  color: inherit;
}

button {
  cursor: pointer;
}

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  line-height: 1.4;
  text-align: center;
  border: 1px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn i {
  font-size: 15px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #1a1409;
  border-color: transparent;
  box-shadow: 0 4px 20px rgba(200, 168, 118, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(200, 168, 118, 0.45);
  color: #1a1409;
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 4px 14px rgba(200, 168, 118, 0.25);
}

.btn-outline {
  background: transparent;
  color: var(--text-light);
  border-color: rgba(255, 255, 255, 0.28);
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
}

.btn-outline-light {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.6);
}

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

.btn-lg {
  padding: 15px 34px;
  font-size: 16px;
}

button:focus-visible,
a:focus-visible,
input:focus-visible {
  outline: 3px solid rgba(200, 168, 118, 0.5);
  outline-offset: 2px;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--header-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  padding-bottom: 14px;
  gap: 20px;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.logo-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), #8a6b3f);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: #1a1409;
  flex-shrink: 0;
  box-shadow: 0 4px 14px rgba(200, 168, 118, 0.25);
}

.logo-text {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-light);
  letter-spacing: 1px;
  line-height: 1.2;
  white-space: nowrap;
}

.logo-text span {
  color: var(--primary);
}

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

.header-cta .btn {
  padding: 9px 20px;
  font-size: 14px;
}

/* ---------- Nav ---------- */
.nav-bottom {
  border-top: 1px solid var(--border);
}

.nav-scroll-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.nav-scroll-wrap::-webkit-scrollbar {
  display: none;
}

.nav-inner {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 24px;
  max-width: 1240px;
  margin: 0 auto;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 10px;
  color: var(--text-muted);
  font-weight: 500;
  font-size: 15px;
  white-space: nowrap;
  transition: all var(--transition);
  border: 1px solid transparent;
}

.nav-link i {
  font-size: 14px;
  opacity: 0.8;
}

.nav-link:hover {
  color: var(--text-light);
  background: rgba(255, 255, 255, 0.06);
}

.nav-link.active {
  color: var(--primary);
  background: rgba(200, 168, 118, 0.12);
  border-color: rgba(200, 168, 118, 0.25);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 90px 0 90px;
  overflow: hidden;
}

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

.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(12, 16, 21, 0.94) 20%, rgba(12, 16, 21, 0.75) 55%, rgba(12, 16, 21, 0.4) 100%);
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  border-radius: 999px;
  background: rgba(200, 168, 118, 0.14);
  border: 1px solid rgba(200, 168, 118, 0.3);
  color: var(--primary);
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 24px;
}

.hero-badge i {
  font-size: 13px;
}

.hero h1 {
  font-size: 46px;
  line-height: 1.25;
  color: var(--text-light);
  font-weight: 800;
  letter-spacing: 1px;
  margin-bottom: 20px;
}

.hero-lead {
  font-size: 17px;
  line-height: 1.85;
  color: var(--text-body);
  margin-bottom: 32px;
  max-width: 520px;
}

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

.hero-stats {
  display: flex;
  gap: 40px;
  border-top: 1px solid var(--border);
  padding-top: 28px;
}

.hero-stats div {
  display: flex;
  flex-direction: column;
}

.hero-stats strong {
  font-size: 30px;
  font-weight: 800;
  color: var(--text-light);
  letter-spacing: 1px;
}

.hero-stats span {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 2px;
}

.hero-panel {
  position: relative;
}

.hero-media {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  border: 1px solid var(--border);
}

.hero-media img {
  width: 100%;
  height: 460px;
  object-fit: cover;
}

.hero-media-tag {
  position: absolute;
  top: 16px;
  right: 16px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: rgba(12, 16, 21, 0.7);
  backdrop-filter: blur(8px);
  border-radius: 999px;
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-media-tag i {
  color: var(--accent);
}

.hero-media-card {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 16px;
  padding: 16px 18px;
  background: rgba(12, 16, 21, 0.78);
  backdrop-filter: blur(12px);
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.hero-media-card strong {
  color: var(--text-light);
  font-size: 16px;
}

.hero-media-card span {
  color: var(--text-muted);
  font-size: 13px;
}

.hero-media-card .rating {
  color: var(--primary);
  font-size: 13px;
  margin-top: 4px;
}

/* ---------- Section 通用 ---------- */
.section {
  padding: 80px 0;
}

.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.section-head h2 {
  font-size: 36px;
  font-weight: 800;
  color: var(--text-light);
  line-height: 1.3;
  margin-bottom: 14px;
}

.section-head p {
  color: var(--text-muted);
  font-size: 16px;
  line-height: 1.8;
}

/* ---------- 特色卡片 ---------- */
.features {
  background: var(--bg-deep);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 30px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: rgba(200, 168, 118, 0.25);
}

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

.feature-icon {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  background: rgba(200, 168, 118, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: var(--primary);
  margin-bottom: 22px;
}

.feature-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 10px;
}

.feature-card p {
  color: var(--text-body);
  font-size: 15px;
  line-height: 1.75;
}

/* ---------- 茶空间卡片 ---------- */
.spaces {
  background: var(--bg-dark);
}

.space-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.space-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
}

.space-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: rgba(200, 168, 118, 0.25);
}

.space-img {
  position: relative;
  height: 220px;
  overflow: hidden;
}

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

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

.space-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 6px 12px;
  background: rgba(12, 16, 21, 0.72);
  backdrop-filter: blur(6px);
  border-radius: 999px;
  color: #fff;
  font-size: 12px;
  font-weight: 500;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.space-info {
  padding: 24px 24px 22px;
}

.space-info h3 {
  font-size: 19px;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 8px;
}

.space-info p {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 16px;
}

.space-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}

.space-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-body);
}

.space-meta i {
  color: var(--primary);
  font-size: 13px;
}

/* ---------- 场景 ---------- */
.scenes {
  background: var(--bg-deep);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.scene-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.scene-media {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.scene-media img {
  width: 100%;
  height: 460px;
  object-fit: cover;
}

.scene-quote {
  position: absolute;
  left: 20px;
  right: 20px;
  bottom: 20px;
  padding: 18px 20px;
  background: rgba(12, 16, 21, 0.8);
  backdrop-filter: blur(10px);
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.scene-quote i {
  color: var(--primary);
  font-size: 20px;
  margin-bottom: 6px;
}

.scene-quote p {
  color: var(--text-light);
  font-size: 15px;
  font-style: italic;
  line-height: 1.6;
}

.scene-content .section-tag {
  margin-bottom: 14px;
}

.scene-content h2 {
  font-size: 34px;
  font-weight: 800;
  color: var(--text-light);
  line-height: 1.3;
  margin-bottom: 18px;
}

.scene-content > p {
  color: var(--text-muted);
  margin-bottom: 30px;
  font-size: 16px;
  line-height: 1.8;
}

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

.scene-item {
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  padding: 22px;
  border: 1px solid var(--border);
  transition: all var(--transition);
}

.scene-item:hover {
  border-color: rgba(200, 168, 118, 0.3);
  transform: translateY(-3px);
}

.scene-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: rgba(200, 168, 118, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  color: var(--primary);
  margin-bottom: 14px;
}

.scene-item h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 6px;
}

.scene-item p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ---------- 流程与数据 ---------- */
.process {
  background: var(--bg-dark);
}

.process-grid {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  gap: 60px;
  align-items: center;
}

.process-left .section-tag {
  margin-bottom: 12px;
}

.process-left h2 {
  font-size: 34px;
  font-weight: 800;
  color: var(--text-light);
  line-height: 1.3;
  margin-bottom: 36px;
}

.process-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.process-step {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 22px 0;
  border-bottom: 1px solid var(--border);
  position: relative;
}

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

.step-num {
  font-size: 26px;
  font-weight: 800;
  color: var(--primary);
  opacity: 0.6;
  font-family: Georgia, serif;
  line-height: 1;
  min-width: 44px;
}

.process-step h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 4px;
}

.process-step p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

.process-right {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.stats-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px 24px;
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-item strong {
  font-size: 34px;
  font-weight: 800;
  color: var(--text-light);
  letter-spacing: 1px;
}

.stat-item span {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 2px;
}

.process-note {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 22px;
  background: rgba(200, 168, 118, 0.08);
  border: 1px solid rgba(200, 168, 118, 0.2);
  border-radius: var(--radius-sm);
  color: var(--primary-soft);
  font-size: 14px;
}

.process-note i {
  color: var(--primary);
}

/* ---------- 客户评价 ---------- */
.testimonials {
  background: var(--bg-deep);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: all var(--transition);
}

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

.testimonial-avatars {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: rgba(200, 168, 118, 0.16);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--primary);
  margin-bottom: 18px;
}

.testimonial-card p {
  font-size: 15px;
  color: var(--text-body);
  line-height: 1.8;
  margin-bottom: 20px;
}

.testimonial-author {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}

.testimonial-author strong {
  color: var(--text-light);
  font-size: 15px;
}

.testimonial-author span {
  color: var(--text-muted);
  font-size: 13px;
}

/* ---------- FAQ ---------- */
.faq {
  background: var(--bg-dark);
}

.faq-list {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  transition: border-color var(--transition);
}

.faq-item.open {
  border-color: rgba(200, 168, 118, 0.3);
}

.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 20px 24px;
  text-align: left;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-light);
  background: transparent;
  transition: color var(--transition);
}

.faq-q i {
  color: var(--primary);
  transition: transform var(--transition);
  font-size: 14px;
  flex-shrink: 0;
}

.faq-item.open .faq-q i {
  transform: rotate(180deg);
}

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

.faq-item.open .faq-a {
  max-height: 300px;
  padding: 0 24px 20px;
}

.faq-a p {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.8;
}

/* ---------- CTA ---------- */
.cta {
  padding: 60px 0 90px;
  background: var(--bg-deep);
}

.cta-card {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  background-size: cover;
  background-position: center;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.cta-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(12, 16, 21, 0.92), rgba(12, 16, 21, 0.72));
}

.cta-content {
  position: relative;
  z-index: 1;
  padding: 64px 56px;
  text-align: center;
}

.cta-content h2 {
  font-size: 34px;
  font-weight: 800;
  color: var(--text-light);
  margin-bottom: 14px;
}

.cta-content > p {
  color: var(--text-body);
  font-size: 16px;
  max-width: 560px;
  margin: 0 auto 28px;
  line-height: 1.8;
}

.cta-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 30px;
}

.cta-form {
  max-width: 640px;
  margin: 0 auto;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

.cta-form input {
  flex: 1;
  min-width: 180px;
  padding: 13px 20px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: var(--text-light);
  font-size: 15px;
  transition: all var(--transition);
}

.cta-form input::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

.cta-form input:focus {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--primary);
  outline: none;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--bg-deep);
  border-top: 1px solid var(--border);
  padding: 56px 0 24px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1.2fr;
  gap: 48px;
  margin-bottom: 40px;
}

.footer-brand .footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.footer-logo .logo-icon {
  width: 38px;
  height: 38px;
  font-size: 17px;
}

.footer-logo span {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-light);
}

.footer-desc {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.8;
  max-width: 360px;
}

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

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

.footer-links a {
  color: var(--text-muted);
  font-size: 14px;
  transition: color var(--transition);
}

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

.footer-links li {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 14px;
}

.footer-links i {
  color: var(--primary);
  width: 16px;
  text-align: center;
  font-size: 13px;
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  text-align: center;
}

.footer-bottom p {
  color: var(--text-muted);
  font-size: 13px;
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-media img {
    height: 360px;
  }

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

  .scene-media img {
    height: 340px;
  }

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

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

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

@media (max-width: 768px) {
  .section {
    padding: 60px 0;
  }

  .section-head h2 {
    font-size: 28px;
  }

  .hero {
    padding: 60px 0;
  }

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

  .hero-stats {
    gap: 24px;
  }

  .hero-stats strong {
    font-size: 24px;
  }

  .header-inner {
    flex-wrap: wrap;
    padding-top: 14px;
    padding-bottom: 12px;
  }

  .logo-text {
    font-size: 18px;
  }

  .header-cta {
    margin-left: auto;
  }

  .nav-inner {
    padding: 6px 16px;
  }

  .nav-link {
    padding: 9px 14px;
    font-size: 14px;
  }

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

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

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

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

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

  .cta-content {
    padding: 40px 24px;
  }

  .cta-content h2 {
    font-size: 26px;
  }

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

@media (max-width: 520px) {
  .container {
    padding: 0 16px;
  }

  .btn-desktop {
    display: none;
  }

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

  .logo-area {
    width: 100%;
    justify-content: center;
  }

  .header-cta {
    display: none;
  }

  .hero h1 {
    font-size: 27px;
  }

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

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

  .hero-stats {
    gap: 18px;
    flex-wrap: wrap;
  }

  .hero-stats strong {
    font-size: 22px;
  }

  .scene-media img {
    height: 280px;
  }

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

  .cta-form input {
    min-width: 100%;
  }

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

/* roulang page: category1 */
:root {
  --primary: #6B4F2E;
  --primary-light: #8B6F4A;
  --primary-dark: #4A3820;
  --secondary: #7A9B6D;
  --secondary-light: #A8C3A0;
  --accent: #D4A978;
  --accent-light: #E8CDA8;
  --bg: #FAF7F2;
  --bg-alt: #F0EAE0;
  --bg-dark: #2C241A;
  --text: #3A2E20;
  --text-light: #6B5D4D;
  --text-lighter: #9A8C7A;
  --white: #FFFFFF;
  --border: #E5DCCE;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --shadow-sm: 0 2px 8px rgba(74, 56, 32, 0.06);
  --shadow-md: 0 8px 24px rgba(74, 56, 32, 0.08);
  --shadow-lg: 0 20px 48px rgba(74, 56, 32, 0.12);
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 40px;
  --spacing-xxl: 72px;
  --spacing-xxxl: 100px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1280px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  font-size: 1rem;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

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

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

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

ul, ol {
  list-style: none;
}

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

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(250, 247, 242, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(229, 220, 206, 0.6);
  transition: var(--transition);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary-dark);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.logo i {
  font-size: 1.5rem;
  color: var(--accent);
  background: rgba(212, 169, 120, 0.15);
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: var(--transition);
}

.logo:hover i {
  background: rgba(212, 169, 120, 0.28);
  transform: rotate(-8deg);
}

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

.nav-link {
  padding: 10px 20px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-light);
  border-radius: 100px;
  transition: var(--transition);
  position: relative;
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--primary);
  background: rgba(107, 79, 46, 0.06);
}

.nav-link.active {
  color: var(--primary-dark);
  background: rgba(107, 79, 46, 0.1);
  font-weight: 600;
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 20px;
  right: 20px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

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

.header-contact {
  font-size: 0.9rem;
  color: var(--text-light);
  display: flex;
  align-items: center;
  gap: 8px;
}

.header-contact i {
  color: var(--secondary);
}

.mobile-toggle {
  display: none;
  padding: 8px;
  border-radius: 10px;
  color: var(--text);
}

/* Section */
.section {
  padding: var(--spacing-xxxl) 0;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary);
  background: rgba(212, 169, 120, 0.15);
  padding: 6px 16px;
  border-radius: 100px;
  letter-spacing: 0.04em;
  margin-bottom: 16px;
}

.section-title {
  font-size: 2.2rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--primary-dark);
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.section-desc {
  font-size: 1.1rem;
  color: var(--text-light);
  max-width: 720px;
  line-height: 1.8;
}

/* Hero */
.hero {
  position: relative;
  padding: 100px 0 80px;
  background: linear-gradient(135deg, var(--bg) 0%, var(--bg-alt) 60%, rgba(212, 169, 120, 0.08) 100%);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('/assets/images/backpic/back-1.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.08;
  z-index: 0;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -40px;
  right: -40px;
  width: 300px;
  height: 300px;
  background: rgba(122, 155, 109, 0.06);
  border-radius: 50%;
  z-index: 0;
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-content {
  max-width: 560px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 8px 18px;
  font-size: 0.85rem;
  color: var(--text-light);
  font-weight: 500;
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
}

.hero-badge i {
  color: var(--secondary);
}

.hero-title {
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1.25;
  color: var(--primary-dark);
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.hero-title span {
  color: var(--primary);
  position: relative;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-light);
  line-height: 1.8;
  margin-bottom: 32px;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 32px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 100px;
  transition: var(--transition);
  border: 2px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(107, 79, 46, 0.3);
}

.btn-primary:hover {
  background: var(--primary-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(74, 56, 32, 0.3);
}

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

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

.btn-outline:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-white {
  background: var(--white);
  color: var(--primary-dark);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.btn-white:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
}

.hero-demo {
  position: relative;
}

.hero-demo-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.6);
}

.hero-demo-media {
  position: relative;
  height: 280px;
  overflow: hidden;
}

.hero-demo-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

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

.hero-demo-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  background: rgba(44, 36, 26, 0.8);
  backdrop-filter: blur(8px);
  color: var(--white);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 100px;
}

.hero-demo-body {
  padding: 24px;
}

.hero-demo-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 6px;
}

.hero-demo-text {
  font-size: 0.9rem;
  color: var(--text-light);
}

.hero-demo-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0 24px 24px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 500;
  padding: 5px 12px;
  border-radius: 100px;
  background: var(--bg-alt);
  color: var(--text-light);
  border: 1px solid var(--border);
}

.hero-demo-float {
  position: absolute;
  bottom: 100px;
  right: -20px;
  background: var(--white);
  border-radius: 16px;
  padding: 16px 20px;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.hero-demo-float i {
  font-size: 1.3rem;
  color: var(--accent);
}

.hero-demo-float-text {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary-dark);
  line-height: 1.4;
}

.hero-demo-float-text small {
  display: block;
  font-weight: 400;
  color: var(--text-lighter);
  font-size: 0.8rem;
}

/* Guide Highlights */
.highlights-section {
  background: var(--bg);
}

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

.highlight-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  border: 1px solid var(--border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.highlight-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--secondary-light));
  opacity: 0;
  transition: var(--transition);
}

.highlight-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.highlight-card:hover::before {
  opacity: 1;
}

.highlight-icon {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 20px;
  background: var(--bg-alt);
  color: var(--primary);
  transition: var(--transition);
}

.highlight-card:hover .highlight-icon {
  background: var(--primary);
  color: var(--white);
  transform: rotate(-6deg) scale(1.05);
}

.highlight-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 10px;
}

.highlight-text {
  font-size: 0.95rem;
  color: var(--text-light);
  line-height: 1.7;
}

/* Scenes */
.scenes-section {
  background: var(--bg-alt);
  position: relative;
  overflow: hidden;
}

.scenes-section::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 400px;
  height: 400px;
  background-image: url('/assets/images/backpic/back-2.jpg');
  background-size: cover;
  opacity: 0.04;
  border-radius: 0 0 0 100%;
}

.scenes-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: end;
  margin-bottom: 48px;
  position: relative;
}

.scenes-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  position: relative;
}

.scene-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
  border: 1px solid transparent;
}

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

.scene-icon-wrap {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  margin: 0 auto 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  background: linear-gradient(135deg, var(--accent-light), var(--secondary-light));
  color: var(--primary-dark);
  transition: var(--transition);
}

.scene-card:hover .scene-icon-wrap {
  transform: scale(1.1) rotate(-6deg);
}

.scene-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 8px;
}

.scene-desc {
  font-size: 0.88rem;
  color: var(--text-light);
  line-height: 1.6;
}

/* Process */
.process-section {
  background: var(--bg);
}

.process-header {
  text-align: center;
  margin-bottom: 56px;
}

.process-header .section-desc {
  margin: 0 auto;
}

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

.process-timeline::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 60px;
  right: 60px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--secondary), var(--primary-light), var(--accent-light));
  opacity: 0.3;
  z-index: 0;
}

.process-step {
  text-align: center;
  position: relative;
  z-index: 1;
  background: var(--bg);
  border-radius: var(--radius-md);
  padding: 0 12px;
}

.process-num {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--primary);
  background: var(--white);
  border: 2px solid var(--accent-light);
  box-shadow: 0 4px 16px rgba(212, 169, 120, 0.2);
  transition: var(--transition);
}

.process-step:hover .process-num {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
  transform: scale(1.06);
}

.process-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 10px;
}

.process-desc {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.7;
}

/* Results / Testimonials */
.results-section {
  background: var(--bg-dark);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.results-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('/assets/images/backpic/back-3.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.12;
}

.results-section .container {
  position: relative;
  z-index: 1;
}

.results-header {
  text-align: center;
  margin-bottom: 56px;
}

.results-header .section-title {
  color: var(--white);
}

.results-header .section-desc {
  color: rgba(255, 255, 255, 0.7);
}

.results-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 64px;
}

.result-stat {
  text-align: center;
  padding: 32px 16px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  backdrop-filter: blur(10px);
  transition: var(--transition);
}

.result-stat:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-4px);
}

.stat-number {
  font-size: 2.6rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1.2;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.75);
}

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

.testimonial-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  backdrop-filter: blur(10px);
  transition: var(--transition);
}

.testimonial-card:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-4px);
}

.testimonial-stars {
  color: var(--accent);
  font-size: 0.85rem;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.testimonial-text {
  font-size: 0.98rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 20px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--primary-dark);
  font-weight: 700;
  flex-shrink: 0;
}

.testimonial-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--white);
  line-height: 1.3;
}

.testimonial-role {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.6);
}

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

.faq-header {
  text-align: center;
  margin-bottom: 48px;
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: var(--accent-light);
  box-shadow: var(--shadow-sm);
}

.faq-item.open {
  border-color: var(--accent-light);
  box-shadow: var(--shadow-md);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 28px;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
  text-align: left;
  transition: var(--transition);
}

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

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

.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  color: var(--text-light);
  flex-shrink: 0;
  transition: var(--transition);
}

.faq-item.open .faq-icon {
  background: var(--primary);
  color: var(--white);
  transform: rotate(135deg);
}

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

.faq-answer-inner {
  padding: 0 28px 24px;
  font-size: 0.98rem;
  color: var(--text-light);
  line-height: 1.8;
}

/* CTA */
.cta-section {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 60%, var(--primary) 100%);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
}

.cta-section::after {
  content: '';
  position: absolute;
  bottom: -80px;
  left: 30%;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(212, 169, 120, 0.08);
}

.cta-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

.cta-title {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
  line-height: 1.3;
}

.cta-desc {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 36px;
  line-height: 1.8;
}

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

.cta-tips {
  display: flex;
  justify-content: center;
  gap: 28px;
  margin-top: 36px;
  flex-wrap: wrap;
}

.cta-tip {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
}

.cta-tip i {
  color: var(--accent);
}

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

.footer-grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand .logo {
  color: var(--white);
  margin-bottom: 16px;
}

.footer-brand .logo i {
  background: rgba(212, 169, 120, 0.15);
}

.footer-brand > p {
  font-size: 0.92rem;
  line-height: 1.8;
  margin-top: 16px;
}

.footer-col h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 20px;
}

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

.footer-col ul li a {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.92rem;
  transition: var(--transition);
}

.footer-col ul li a:hover {
  color: var(--accent);
  padding-left: 4px;
}

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 12px;
}

.footer-contact i {
  color: var(--accent);
  margin-top: 4px;
  flex-shrink: 0;
}

.footer-bottom {
  padding: 24px 0;
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.4);
}

/* Focus visible */
a:focus-visible, button:focus-visible {
  outline: 3px solid rgba(212, 169, 120, 0.5);
  outline-offset: 2px;
}

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

  .hero {
    padding: 72px 0;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-demo {
    max-width: 640px;
    margin: 0 auto;
  }

  .highlights-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  .scenes-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
  }

  .scene-card {
    padding: 24px 14px;
  }

  .process-timeline {
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
  }

  .process-timeline::before {
    left: 40px;
    right: 40px;
  }

  .results-stats {
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
  }

  .testimonial-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 36px;
  }
}

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

  .section-title {
    font-size: 1.6rem;
  }

  .section-desc {
    font-size: 1rem;
  }

  .header-inner {
    height: 64px;
  }

  .main-nav {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--bg);
    flex-direction: column;
    align-items: stretch;
    padding: 16px;
    gap: 4px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-md);
  }

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

  .nav-link {
    padding: 14px 20px;
    border-radius: 12px;
  }

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

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

  .mobile-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    font-size: 1.1rem;
  }

  .mobile-toggle i {
    color: var(--primary-dark);
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-actions {
    flex-wrap: wrap;
  }

  .btn {
    padding: 12px 24px;
    font-size: 0.95rem;
  }

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

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

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

  .scenes-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }

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

  .process-timeline::before {
    display: none;
  }

  .results-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }

  .result-stat {
    padding: 24px 16px;
  }

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

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

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

  .footer-bottom {
    padding: 20px 0;
  }

  .cta-title {
    font-size: 1.7rem;
  }

  .cta-tips {
    gap: 16px;
  }
}

@media (max-width: 520px) {
  .section {
    padding: 44px 0;
  }

  .hero {
    padding: 48px 0;
  }

  .hero-title {
    font-size: 1.65rem;
  }

  .hero-subtitle {
    font-size: 1rem;
    margin-bottom: 24px;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
  }

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

  .hero-demo-media {
    height: 200px;
  }

  .hero-demo-float {
    position: static;
    margin-top: 12px;
    box-shadow: var(--shadow-sm);
  }

  .hero-demo-tags {
    padding: 0 16px 16px;
  }

  .hero-demo-body {
    padding: 16px;
  }

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

  .results-stats {
    grid-template-columns: 1fr;
  }

  .cta-actions {
    flex-direction: column;
    width: 100%;
  }

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

  .footer-bottom {
    font-size: 0.78rem;
    line-height: 1.6;
  }
}