/* roulang page: index */
:root {
            --bg-primary: #0C1F14;
            --bg-card: #1A2B1F;
            --bg-nav: rgba(10, 20, 15, 0.92);
            --gold: #C9A96E;
            --gold-hover: #D4B87A;
            --gold-light: rgba(201, 169, 110, 0.15);
            --gold-border: rgba(201, 169, 110, 0.3);
            --text-white: #FFFFFF;
            --text-light: #B0B0B0;
            --text-muted: #7A7A7A;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.3);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.45);
            --shadow-gold: 0 4px 12px rgba(201, 169, 110, 0.4);
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-input: 6px;
            --font-serif: 'Noto Serif SC', 'STSong', 'SimSun', 'Songti SC', 'Georgia', 'Times New Roman', serif;
            --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 'Inter', sans-serif;
            --font-number: 'Montserrat', 'DIN', 'PingFang SC', 'Helvetica Neue', sans-serif;
            --spacing-section: 120px;
            --spacing-section-mobile: 80px;
            --max-width: 1200px;
            --nav-height: 72px;
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            font-family: var(--font-sans);
            font-weight: 400;
            font-size: 16px;
            line-height: 1.6;
            color: var(--text-white);
            background-color: var(--bg-primary);
            min-height: 100vh;
            overflow-x: hidden;
            letter-spacing: 0.01em;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast), border-color var(--transition-fast);
        }

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

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

        button {
            cursor: pointer;
            background: none;
        }

        ul,
        ol {
            list-style: none;
        }

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

        /* ========== NAVIGATION ========== */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: var(--bg-nav);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            height: var(--nav-height);
            border-bottom: 1px solid var(--gold);
            display: flex;
            align-items: center;
            transition: background var(--transition-smooth);
        }

        .nav-container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .nav-brand {
            font-family: var(--font-serif);
            font-size: 32px;
            font-weight: 700;
            color: var(--gold);
            letter-spacing: 0.03em;
            white-space: nowrap;
            line-height: 1;
            flex-shrink: 0;
        }

        .nav-brand a {
            color: var(--gold);
            transition: color var(--transition-fast);
        }

        .nav-brand a:hover {
            color: var(--gold-hover);
        }

        .nav-divider {
            width: 1px;
            height: 28px;
            background: var(--gold);
            margin: 0 24px;
            flex-shrink: 0;
            opacity: 0.7;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 40px;
            flex-shrink: 0;
        }

        .nav-links a {
            font-family: var(--font-sans);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-white);
            letter-spacing: 0.04em;
            position: relative;
            padding: 4px 0;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--gold);
            transition: width var(--transition-smooth);
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--gold);
        }

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

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

        .nav-hamburger span {
            display: block;
            width: 26px;
            height: 2px;
            background: var(--gold);
            border-radius: 2px;
            transition: all var(--transition-smooth);
            transform-origin: center;
        }

        .nav-hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

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

        .nav-hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        .nav-mobile-menu {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            background: var(--bg-nav);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--gold);
            padding: 20px 0;
            z-index: 999;
            flex-direction: column;
            gap: 0;
        }

        .nav-mobile-menu.open {
            display: flex;
        }

        .nav-mobile-menu a {
            display: block;
            padding: 14px 24px;
            font-size: 16px;
            color: var(--text-white);
            border-bottom: 1px solid rgba(201, 169, 110, 0.15);
            transition: all var(--transition-fast);
            letter-spacing: 0.04em;
        }

        .nav-mobile-menu a:hover,
        .nav-mobile-menu a.active {
            color: var(--gold);
            background: var(--gold-light);
        }

        /* ========== HERO / 指标看板 ========== */
        .hero-section {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background-image: url('/assets/images/backpic/back-1.jpg');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            padding-top: var(--nav-height);
            overflow: hidden;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(12, 31, 20, 0.95) 0%, rgba(12, 31, 20, 0.7) 40%, rgba(12, 31, 20, 0.4) 70%, rgba(12, 31, 20, 0.25) 100%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            width: 100%;
            max-width: var(--max-width);
            padding: 60px 20px;
        }

        .hero-badges {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--gold-light);
            border: 1px solid var(--gold-border);
            border-radius: 24px;
            padding: 8px 18px;
            font-size: 13px;
            font-weight: 500;
            color: var(--gold);
            letter-spacing: 0.03em;
            white-space: nowrap;
        }

        .hero-badge-icon {
            font-size: 16px;
            flex-shrink: 0;
        }

        .hero-title {
            font-family: var(--font-serif);
            font-size: clamp(32px, 5vw, 52px);
            font-weight: 700;
            color: var(--text-white);
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-title .gold-accent {
            color: var(--gold);
        }

        .hero-subtitle {
            font-size: clamp(16px, 2.2vw, 20px);
            color: var(--text-light);
            margin-bottom: 40px;
            line-height: 1.5;
            max-width: 680px;
            margin-left: auto;
            margin-right: auto;
            font-weight: 400;
        }

        .hero-stats {
            display: flex;
            justify-content: center;
            gap: 32px;
            flex-wrap: wrap;
            margin-bottom: 44px;
        }

        .hero-stat-card {
            background: rgba(26, 43, 31, 0.75);
            border: 1px solid var(--gold-border);
            border-radius: var(--radius-card);
            padding: 28px 32px;
            text-align: center;
            min-width: 160px;
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            transition: all var(--transition-smooth);
        }

        .hero-stat-card:hover {
            border-color: var(--gold);
            transform: translateY(-4px);
            box-shadow: var(--shadow-gold);
            background: rgba(26, 43, 31, 0.9);
        }

        .hero-stat-number {
            font-family: var(--font-number);
            font-size: 48px;
            font-weight: 700;
            color: var(--gold);
            line-height: 1;
            margin-bottom: 8px;
            letter-spacing: 0.02em;
        }

        .hero-stat-label {
            font-size: 14px;
            color: var(--text-light);
            letter-spacing: 0.04em;
            font-weight: 500;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 36px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 16px;
            letter-spacing: 0.04em;
            transition: all var(--transition-smooth);
            cursor: pointer;
            text-align: center;
            white-space: nowrap;
            position: relative;
            overflow: hidden;
        }

        .btn-primary {
            background: var(--gold);
            color: var(--bg-primary);
            border: 2px solid var(--gold);
            box-shadow: 0 2px 8px rgba(201, 169, 110, 0.25);
        }

        .btn-primary:hover {
            background: var(--gold-hover);
            border-color: var(--gold-hover);
            box-shadow: var(--shadow-gold);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: scale(0.98);
            transition: transform 0.1s ease;
        }

        .btn-secondary {
            background: transparent;
            color: var(--text-white);
            border: 2px solid var(--gold);
        }

        .btn-secondary:hover {
            background: var(--gold-light);
            border-color: var(--gold-hover);
            color: var(--gold);
            box-shadow: 0 4px 12px rgba(201, 169, 110, 0.2);
        }

        .btn-secondary:active {
            transform: scale(0.98);
            transition: transform 0.1s ease;
        }

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

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

        .section-title {
            font-family: var(--font-serif);
            font-size: clamp(28px, 3.8vw, 40px);
            font-weight: 700;
            color: var(--text-white);
            display: inline-block;
            position: relative;
            letter-spacing: 0.02em;
            padding-bottom: 16px;
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 3px;
            background: var(--gold);
            border-radius: 2px;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-light);
            max-width: 640px;
            margin: 16px auto 0;
            line-height: 1.7;
        }

        /* ========== SERVICES 服务矩阵 ========== */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

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

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

        .service-card-img {
            width: 100%;
            aspect-ratio: 4 / 3;
            object-fit: cover;
            display: block;
        }

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

        .service-card-title {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 8px;
            letter-spacing: 0.02em;
        }

        .service-card-desc {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 16px;
        }

        .service-card-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--gold);
            letter-spacing: 0.04em;
            align-self: flex-start;
            transition: all var(--transition-fast);
            position: relative;
        }

        .service-card-link::after {
            content: ' →';
            transition: transform var(--transition-fast);
            display: inline-block;
        }

        .service-card-link:hover {
            color: var(--gold-hover);
            text-decoration: underline;
        }

        .service-card-link:hover::after {
            transform: translateX(4px);
        }

        /* ========== COMPARE 结果对比 ========== */
        .compare-section {
            background: var(--bg-card);
            position: relative;
        }

        .compare-wrapper {
            display: flex;
            align-items: stretch;
            gap: 0;
            max-width: 900px;
            margin: 0 auto;
            position: relative;
        }

        .compare-col {
            flex: 1;
            padding: 40px 32px;
            background: rgba(12, 31, 20, 0.6);
            border-radius: var(--radius-card);
            border: 1px solid rgba(255, 255, 255, 0.06);
        }

        .compare-col.premium {
            background: rgba(26, 43, 31, 0.85);
            border: 1px solid var(--gold-border);
        }

        .compare-col-title {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            text-align: center;
            margin-bottom: 24px;
            color: var(--text-light);
            letter-spacing: 0.03em;
        }

        .compare-col.premium .compare-col-title {
            color: var(--gold);
        }

        .compare-vs {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 0 16px;
            flex-shrink: 0;
            z-index: 2;
        }

        .compare-vs-badge {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--gold);
            color: var(--bg-primary);
            font-weight: 700;
            font-size: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            letter-spacing: 0.04em;
            box-shadow: 0 0 20px rgba(201, 169, 110, 0.4);
            flex-shrink: 0;
        }

        .compare-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .compare-list li {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 0;
            border-bottom: 1px solid rgba(201, 169, 110, 0.12);
            font-size: 15px;
            color: var(--text-light);
        }

        .compare-list li:last-child {
            border-bottom: none;
        }

        .compare-check {
            width: 22px;
            height: 22px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 12px;
            font-weight: 700;
        }

        .compare-check.standard {
            background: rgba(176, 176, 176, 0.2);
            color: #888;
        }

        .compare-check.gold {
            background: var(--gold);
            color: var(--bg-primary);
        }

        /* ========== REVIEWS 评价墙 ========== */
        .reviews-section {
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            position: relative;
        }

        .reviews-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(12, 31, 20, 0.88);
            z-index: 1;
        }

        .reviews-section .container {
            position: relative;
            z-index: 2;
        }

        .reviews-summary {
            text-align: center;
            margin-bottom: 48px;
        }

        .reviews-avg-score {
            font-family: var(--font-number);
            font-size: 64px;
            font-weight: 700;
            color: var(--gold);
            line-height: 1;
            margin-bottom: 8px;
        }

        .reviews-stars {
            font-size: 28px;
            color: var(--gold);
            letter-spacing: 4px;
            margin-bottom: 8px;
        }

        .reviews-count {
            font-size: 14px;
            color: var(--text-light);
            letter-spacing: 0.04em;
        }

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

        .review-card {
            background: rgba(26, 43, 31, 0.8);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-card);
            padding: 24px;
            backdrop-filter: blur(4px);
            -webkit-backdrop-filter: blur(4px);
            transition: all var(--transition-smooth);
        }

        .review-card:hover {
            border-color: var(--gold-border);
            transform: translateY(-3px);
            box-shadow: var(--shadow-card);
        }

        .review-card-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 14px;
        }

        .review-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--gold-light);
            border: 2px solid var(--gold-border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--gold);
            font-size: 18px;
            flex-shrink: 0;
        }

        .review-user-info {
            flex: 1;
        }

        .review-user-name {
            font-weight: 600;
            font-size: 15px;
            color: var(--text-white);
            margin-bottom: 2px;
        }

        .review-user-stars {
            font-size: 13px;
            color: var(--gold);
            letter-spacing: 2px;
        }

        .review-text {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
        }

        .reviews-cta {
            text-align: center;
            margin-top: 40px;
        }

        /* ========== PROMO 优惠阶梯 ========== */
        .promo-cards {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            align-items: stretch;
        }

        .promo-card {
            background: var(--bg-card);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-card);
            padding: 32px 24px;
            text-align: center;
            transition: all var(--transition-smooth);
            position: relative;
            display: flex;
            flex-direction: column;
        }

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

        .promo-card.featured {
            border-color: var(--gold);
            box-shadow: 0 0 0 4px rgba(201, 169, 110, 0.08);
            transform: scale(1.03);
            z-index: 2;
        }

        .promo-card.featured:hover {
            transform: scale(1.03) translateY(-4px);
            box-shadow: var(--shadow-hover), 0 0 0 4px rgba(201, 169, 110, 0.12);
        }

        .promo-badge {
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--gold);
            color: var(--bg-primary);
            font-size: 12px;
            font-weight: 700;
            padding: 5px 16px;
            border-radius: 16px;
            letter-spacing: 0.05em;
            white-space: nowrap;
        }

        .promo-tier {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 8px;
            letter-spacing: 0.03em;
        }

        .promo-price {
            font-family: var(--font-number);
            font-size: 36px;
            font-weight: 700;
            color: var(--gold);
            margin-bottom: 4px;
        }

        .promo-price-sub {
            font-size: 13px;
            color: var(--text-light);
            margin-bottom: 20px;
        }

        .promo-features {
            list-style: none;
            flex: 1;
            margin-bottom: 20px;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .promo-features li {
            font-size: 14px;
            color: var(--text-light);
            padding: 6px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }

        .promo-features li:last-child {
            border-bottom: none;
        }

        .promo-card .btn {
            width: 100%;
            font-size: 14px;
            padding: 12px 20px;
        }

        /* ========== NEWS 资讯区 ========== */
        .news-layout {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 40px;
            align-items: start;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .news-item {
            display: flex;
            align-items: baseline;
            gap: 16px;
            padding: 18px 0;
            border-bottom: 1px solid rgba(201, 169, 110, 0.1);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .news-item:hover {
            padding-left: 8px;
        }

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

        .news-item-date {
            font-size: 13px;
            color: var(--text-muted);
            white-space: nowrap;
            flex-shrink: 0;
            font-weight: 500;
            letter-spacing: 0.03em;
        }

        .news-item-title {
            font-size: 15px;
            color: var(--text-white);
            line-height: 1.5;
            transition: color var(--transition-fast);
            font-weight: 500;
        }

        .news-sidebar {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            padding: 28px;
            border: 1px solid rgba(255, 255, 255, 0.06);
            position: sticky;
            top: calc(var(--nav-height) + 40px);
        }

        .news-sidebar-title {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: var(--gold);
            margin-bottom: 20px;
            letter-spacing: 0.03em;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--gold-border);
        }

        .news-sidebar-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .news-sidebar-item {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.5;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            transition: color var(--transition-fast);
            cursor: pointer;
        }

        .news-sidebar-item:hover {
            color: var(--gold);
        }

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

        .news-sidebar-tag {
            display: inline-block;
            background: var(--gold-light);
            color: var(--gold);
            font-size: 11px;
            padding: 3px 10px;
            border-radius: 12px;
            margin-right: 6px;
            letter-spacing: 0.04em;
            font-weight: 600;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            border: 1px solid rgba(255, 255, 255, 0.06);
            overflow: hidden;
            transition: all var(--transition-smooth);
        }

        .faq-item.open {
            border-color: var(--gold-border);
            box-shadow: 0 0 0 2px rgba(201, 169, 110, 0.06);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 20px 24px;
            cursor: pointer;
            background: none;
            border: none;
            text-align: left;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-white);
            letter-spacing: 0.02em;
            transition: background var(--transition-fast);
            font-family: var(--font-sans);
        }

        .faq-question:hover {
            background: rgba(201, 169, 110, 0.04);
        }

        .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 2px solid var(--gold);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 18px;
            color: var(--gold);
            font-weight: 700;
            transition: all var(--transition-smooth);
            line-height: 1;
        }

        .faq-item.open .faq-icon {
            background: var(--gold);
            color: var(--bg-primary);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        .faq-answer-inner {
            padding: 0 24px 20px 68px;
            font-size: 15px;
            color: var(--text-light);
            line-height: 1.7;
        }

        /* ========== CTA FORM 转化表单 ========== */
        .cta-section {
            position: relative;
            background: var(--bg-card);
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            left: 60px;
            top: 60px;
            bottom: 60px;
            width: 1px;
            background: var(--gold);
            opacity: 0.4;
            z-index: 1;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            right: 60px;
            top: 60px;
            bottom: 60px;
            width: 1px;
            background: var(--gold);
            opacity: 0.4;
            z-index: 1;
        }

        .cta-form-wrapper {
            max-width: 560px;
            margin: 0 auto;
            text-align: center;
            position: relative;
            z-index: 2;
        }

        .cta-form-title {
            font-family: var(--font-serif);
            font-size: clamp(24px, 3.5vw, 34px);
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }

        .cta-form-subtitle {
            font-size: 15px;
            color: var(--text-light);
            margin-bottom: 36px;
            line-height: 1.6;
        }

        .cta-form {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .cta-form input {
            width: 100%;
            padding: 15px 20px;
            background: var(--bg-primary);
            border: 1px solid var(--gold-border);
            border-radius: var(--radius-input);
            color: var(--text-white);
            font-size: 15px;
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
        }

        .cta-form input::placeholder {
            color: #6A6A6A;
        }

        .cta-form input:focus {
            border-color: var(--gold);
            border-width: 2px;
            box-shadow: 0 0 0 4px rgba(201, 169, 110, 0.08);
            outline: none;
        }

        .cta-form .btn {
            width: 100%;
            font-size: 17px;
            padding: 16px 32px;
            margin-top: 8px;
        }

        .cta-form-privacy {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 12px;
            letter-spacing: 0.03em;
        }

        /* ========== FLOATING CTA ========== */
        .floating-cta {
            position: fixed;
            bottom: 28px;
            right: 28px;
            z-index: 998;
            display: flex;
            align-items: center;
            gap: 10px;
            background: var(--gold);
            color: var(--bg-primary);
            padding: 14px 24px;
            border-radius: 28px;
            font-weight: 700;
            font-size: 15px;
            letter-spacing: 0.04em;
            box-shadow: 0 6px 24px rgba(201, 169, 110, 0.45);
            cursor: pointer;
            transition: all var(--transition-smooth);
            border: none;
            font-family: var(--font-sans);
        }

        .floating-cta:hover {
            background: var(--gold-hover);
            box-shadow: 0 8px 28px rgba(201, 169, 110, 0.55);
            transform: translateY(-3px);
        }

        .floating-cta:active {
            transform: scale(0.96);
        }

        .floating-cta-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--bg-primary);
            animation: pulse-dot 1.5s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(1.5);
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #080F0D;
            padding: 48px 0 28px;
            border-top: 1px solid var(--gold-border);
        }

        .footer-brand {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 700;
            color: var(--gold);
            letter-spacing: 0.03em;
            margin-bottom: 16px;
            text-align: center;
        }

        .footer-links {
            display: flex;
            justify-content: center;
            gap: 32px;
            flex-wrap: wrap;
            margin-bottom: 24px;
            padding-bottom: 20px;
            border-bottom: 1px solid rgba(201, 169, 110, 0.15);
        }

        .footer-links a {
            font-size: 14px;
            color: var(--text-light);
            letter-spacing: 0.03em;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            text-align: center;
            font-size: 13px;
            color: var(--text-muted);
            letter-spacing: 0.03em;
            line-height: 1.8;
        }

        .footer-bottom .footer-beian {
            color: var(--text-muted);
            font-size: 12px;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .services-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .promo-cards {
                grid-template-columns: repeat(2, 1fr);
            }
            .reviews-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-layout {
                grid-template-columns: 1fr 280px;
                gap: 28px;
            }
            .compare-wrapper {
                flex-direction: column;
                gap: 0;
            }
            .compare-vs {
                padding: 8px 0;
            }
            .compare-vs-badge {
                width: 40px;
                height: 40px;
                font-size: 14px;
            }
            .hero-stat-card {
                min-width: 130px;
                padding: 20px 24px;
            }
            .hero-stat-number {
                font-size: 38px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --spacing-section: 80px;
            }
            .nav-divider {
                display: none;
            }
            .nav-links {
                display: none;
            }
            .nav-hamburger {
                display: flex;
            }
            .nav-brand {
                font-size: 24px;
            }
            .hero-stats {
                gap: 16px;
            }
            .hero-stat-card {
                min-width: 100px;
                padding: 16px 18px;
            }
            .hero-stat-number {
                font-size: 36px;
            }
            .hero-stat-label {
                font-size: 12px;
            }
            .services-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .promo-cards {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .promo-card.featured {
                transform: scale(1);
            }
            .promo-card.featured:hover {
                transform: scale(1) translateY(-4px);
            }
            .reviews-grid {
                grid-template-columns: 1fr;
            }
            .news-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .news-sidebar {
                position: static;
            }
            .compare-col {
                padding: 28px 20px;
            }
            .compare-col-title {
                font-size: 20px;
            }
            .cta-section::before,
            .cta-section::after {
                display: none;
            }
            .floating-cta {
                bottom: 16px;
                right: 16px;
                padding: 12px 20px;
                font-size: 14px;
            }
            .section-title {
                font-size: 26px;
            }
            .hero-title {
                font-size: 28px;
            }
            .faq-answer-inner {
                padding: 0 16px 16px 56px;
            }
        }

        @media (max-width: 520px) {
            .services-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .promo-cards {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .hero-stats {
                flex-direction: column;
                align-items: center;
                gap: 12px;
            }
            .hero-stat-card {
                width: 100%;
                max-width: 240px;
            }
            .hero-badges {
                gap: 10px;
            }
            .hero-badge {
                font-size: 11px;
                padding: 6px 12px;
            }
            .nav-brand {
                font-size: 20px;
            }
            .footer-links {
                gap: 16px;
            }
            .btn {
                padding: 12px 24px;
                font-size: 14px;
            }
            .compare-col {
                padding: 20px 16px;
            }
            .compare-list li {
                font-size: 13px;
                gap: 8px;
            }
            .reviews-avg-score {
                font-size: 48px;
            }
            .floating-cta {
                bottom: 12px;
                right: 12px;
                padding: 10px 16px;
                font-size: 13px;
                border-radius: 24px;
            }
        }