:root {
            --primary: #ff4d94;
            --primary-dark: #e6007e;
            --accent: #ff8ab0;
            --bg: #ffffff;
            --text: #1a1a2e;
            --text-light: #4a4a6a;
            --card: #ffffff;
            --border: #f0f0f5;
            --shadow: 0 10px 30px rgba(255, 77, 148, 0.1);
        }
        * { box-sizing: border-box; }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            position: sticky;
            top: 0;
            background: rgba(255,255,255,0.98);
            backdrop-filter: blur(12px);
            z-index: 1000;
            border-bottom: 1px solid var(--border);
        }
        .nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 0;
        }
        .logo {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary);
            text-decoration: none;
        }
        .nav ul {
            display: flex;
            gap: 40px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav a {
            text-decoration: none;
            color: var(--text);
            font-weight: 500;
            transition: color 0.3s;
        }
        .nav a:hover {
            color: var(--primary);
        }
        .nav .cta-btn {
            padding: 12px 28px;
            background: var(--primary);
            color: #fff;
            border-radius: 50px;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s;
        }
        .nav .cta-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 25px rgba(255,77,148,0.3);
        }
        .hamburger {
            display: none;
            font-size: 28px;
            cursor: pointer;
            color: var(--text);
        }
        .hero {
            padding: 120px 0 100px;
            background: linear-gradient(135deg, #fff1f7 0%, #ffffff 100%);
            position: relative;
            overflow: hidden;
        }
        .hero-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 80px;
            align-items: center;
        }
        .hero-text h1 {
            font-size: 52px;
            line-height: 1.1;
            margin-bottom: 24px;
            font-weight: 700;
            color: var(--text);
        }
        .hero-text h1 span {
            color: var(--primary);
        }
        .hero-text p {
            font-size: 21px;
            color: var(--text-light);
            margin-bottom: 40px;
        }
        .hero-btns {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }
        .btn {
            padding: 16px 36px;
            border-radius: 50px;
            font-size: 18px;
            font-weight: 600;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s;
            border: none;
            cursor: pointer;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            transform: scale(1.05);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
        }
        .stats {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 30px;
            margin-top: 80px;
        }
        .stat-card {
            background: var(--card);
            padding: 32px 24px;
            border-radius: 20px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: transform 0.3s;
        }
        .stat-card:hover {
            transform: translateY(-10px);
        }
        .stat-number {
            font-size: 42px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .section {
            padding: 100px 0;
        }
        .section-title {
            font-size: 36px;
            font-weight: 700;
            text-align: center;
            margin-bottom: 80px;
            color: var(--text);
        }
        .grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
        }
        .card {
            background: var(--card);
            border-radius: 20px;
            padding: 40px 32px;
            box-shadow: var(--shadow);
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .card:hover {
            transform: translateY(-12px);
            box-shadow: 0 20px 40px rgba(255,77,148,0.15);
        }
        .card h3 {
            font-size: 24px;
            margin-bottom: 16px;
            color: var(--primary);
        }
        .card p {
            color: var(--text-light);
            margin-bottom: 24px;
        }
        .btn-small {
            padding: 10px 24px;
            font-size: 15px;
        }
        .steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 32px;
        }
        .step {
            display: flex;
            gap: 24px;
            align-items: flex-start;
        }
        .step-num {
            width: 48px;
            height: 48px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .compare-table {
            width: 100%;
            border-collapse: collapse;
            margin: 40px 0;
        }
        .compare-table th, .compare-table td {
            padding: 20px;
            text-align: left;
            border-bottom: 1px solid var(--border);
        }
        .compare-table th {
            background: #f8f8fc;
            font-weight: 600;
            color: var(--text);
        }
        .badge {
            display: inline-block;
            background: #fff3f7;
            color: var(--primary);
            padding: 4px 14px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 600;
        }
        .faq-item {
            border-bottom: 1px solid var(--border);
        }
        .faq-item:last-child {
            border-bottom: none;
        }
        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 24px 0;
            cursor: pointer;
            font-size: 20px;
            font-weight: 600;
        }
        .faq-answer {
            display: none;
            padding: 0 0 24px 0;
            color: var(--text-light);
        }
        .form-group {
            margin-bottom: 24px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
        }
        .form-group input, .form-group textarea {
            width: 100%;
            padding: 16px 20px;
            border: 1px solid var(--border);
            border-radius: 12px;
            font-size: 16px;
        }
        .form-group textarea {
            resize: vertical;
            min-height: 120px;
        }
        .submit-btn {
            width: 100%;
            padding: 18px;
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: 12px;
            font-size: 18px;
            font-weight: 600;
            cursor: pointer;
        }
        .submit-btn:hover {
            background: var(--primary-dark);
        }
        .article-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 24px;
        }
        .article-card {
            background: var(--card);
            border-radius: 16px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .article-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }
        .comment-card {
            background: var(--card);
            border-radius: 20px;
            padding: 32px;
            box-shadow: var(--shadow);
        }
        .comment-card p {
            font-size: 17px;
            margin-bottom: 24px;
            line-height: 1.8;
        }
        footer {
            background: #f8f8fc;
            padding: 60px 0 30px;
            border-top: 1px solid var(--border);
        }
        .footer-content {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            justify-content: space-between;
        }
        .footer-col h4 {
            margin-bottom: 20px;
            font-size: 20px;
            color: var(--text);
        }
        .footer-col a {
            display: block;
            margin-bottom: 12px;
            color: var(--text-light);
            text-decoration: none;
        }
        .footer-col a:hover {
            color: var(--primary);
        }
        .copyright {
            text-align: center;
            padding-top: 40px;
            border-top: 1px solid var(--border);
            margin-top: 60px;
            color: var(--text-light);
            font-size: 14px;
        }
        .floating-btn {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 68px;
            height: 68px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 32px;
            box-shadow: 0 8px 30px rgba(255,77,148,0.4);
            z-index: 2000;
            cursor: pointer;
            transition: all 0.3s;
        }
        .floating-btn:hover {
            transform: scale(1.1);
        }
        @media (max-width: 768px) {
            .nav ul {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .hero {
                padding: 80px 0 60px;
            }
            .hero-content {
                grid-template-columns: 1fr;
                text-align: center;
            }
            .hero-text h1 {
                font-size: 38px;
            }
            .stats {
                grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
            }
        }
        .fade-in {
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.6s ease;
        }
        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }