* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            background: #f8f9fa;
            color: #1a1a2e;
            line-height: 1.6;
            scroll-behavior: smooth;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        /* Navigation */
        nav {
            background: #ffffff;
            border-bottom: 1px solid #e9ecef;
            padding: 16px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 8px rgba(0,0,0,0.02);
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .nav-links {
            display: flex;
            gap: 24px;
            align-items: center;
            flex-wrap: wrap;
        }
        .nav-links a {
            text-decoration: none;
            color: #2d3436;
            font-weight: 500;
            font-size: 15px;
            padding: 6px 0;
            border-bottom: 2px solid transparent;
            transition: 0.2s;
        }
        .nav-links a:hover {
            border-bottom-color: #74b9ff;
            color: #0984e3;
        }
        .logo {
            font-size: 20px;
            font-weight: 700;
            color: #0984e3;
            letter-spacing: 1px;
        }
        /* Hero */
        #hero {
            background: linear-gradient(145deg, #ffffff 0%, #f0f4f8 100%);
            padding: 80px 0 60px;
            text-align: center;
            border-bottom: 1px solid #e9ecef;
        }
        #hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: #0a1931;
            margin-bottom: 16px;
        }
        #hero p {
            font-size: 1.1rem;
            color: #4a5568;
            max-width: 720px;
            margin: 0 auto 30px;
        }
        .cta-btn {
            display: inline-block;
            background: #0984e3;
            color: #fff;
            padding: 14px 40px;
            border-radius: 50px;
            font-weight: 600;
            text-decoration: none;
            transition: 0.3s;
            box-shadow: 0 4px 14px rgba(9,132,227,0.25);
        }
        .cta-btn:hover {
            background: #0768b3;
            transform: translateY(-2px);
        }
        /* Section */
        section {
            padding: 60px 0;
        }
        .section-title {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 32px;
            color: #0a1931;
            text-align: center;
            position: relative;
        }
        .section-title:after {
            content: '';
            display: block;
            width: 60px;
            height: 3px;
            background: #74b9ff;
            margin: 12px auto 0;
            border-radius: 2px;
        }
        .grid-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .card {
            background: #ffffff;
            border: 1px solid #eef2f6;
            border-radius: 16px;
            padding: 28px 24px;
            transition: 0.25s;
            box-shadow: 0 2px 8px rgba(0,0,0,0.02);
        }
        .card:hover {
            box-shadow: 0 8px 24px rgba(0,0,0,0.05);
            border-color: #b2d8ff;
        }
        .card img {
            width: 100%;
            height: auto;
            border-radius: 12px;
            margin-bottom: 16px;
        }
        .card h3 {
            font-size: 1.2rem;
            margin-bottom: 8px;
            color: #0a1931;
        }
        .card p {
            color: #4a5568;
            font-size: 0.95rem;
        }
        .text-center { text-align: center; }
        .mt-20 { margin-top: 20px; }
        .mb-20 { margin-bottom: 20px; }
        /* Geo */
        #geo-intro {
            background: #ffffff;
            border-bottom: 1px solid #e9ecef;
        }
        #geo-intro .geo-text {
            font-size: 1rem;
            color: #2d3436;
            max-width: 900px;
            margin: 0 auto;
            line-height: 1.8;
        }
        /* Stats */
        #data-stats {
            background: #f0f4f8;
        }
        .stat-item {
            text-align: center;
            padding: 24px;
        }
        .stat-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: #0984e3;
        }
        .stat-label {
            color: #4a5568;
            font-size: 0.95rem;
            margin-top: 4px;
        }
        /* Advantages */
        #core-advantages .card {
            text-align: center;
        }
        #core-advantages .card .emoji-icon {
            font-size: 2.5rem;
            margin-bottom: 12px;
        }
        /* Partners */
        #partners {
            background: #ffffff;
        }
        .partner-logos {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 32px;
        }
        .partner-logos img {
            height: 48px;
            opacity: 0.6;
            transition: 0.2s;
            filter: grayscale(0.2);
        }
        .partner-logos img:hover {
            opacity: 1;
            filter: none;
        }
        /* Testimonials */
        #testimonials {
            background: #f8f9fa;
        }
        .testimonial-card {
            background: #fff;
            border: 1px solid #eef2f6;
            border-radius: 16px;
            padding: 28px;
            position: relative;
        }
        .testimonial-card p {
            font-style: italic;
            color: #4a5568;
        }
        .testimonial-author {
            margin-top: 16px;
            font-weight: 600;
            color: #0a1931;
        }
        /* FAQ */
        #faq {
            background: #ffffff;
            border-top: 1px solid #e9ecef;
        }
        .faq-item {
            border-bottom: 1px solid #eef2f6;
            padding: 20px 0;
        }
        .faq-item summary {
            font-weight: 600;
            font-size: 1.05rem;
            cursor: pointer;
            color: #0a1931;
            padding: 4px 0;
        }
        .faq-item p {
            margin-top: 12px;
            color: #4a5568;
            line-height: 1.7;
        }
        /* News */
        #news-list {
            background: #f0f4f8;
        }
        .news-card {
            background: #fff;
            border: 1px solid #eef2f6;
            border-radius: 16px;
            padding: 24px;
            margin-bottom: 20px;
            transition: 0.2s;
        }
        .news-card h3 {
            font-size: 1.15rem;
            margin-bottom: 6px;
        }
        .news-date {
            color: #74b9ff;
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 8px;
        }
        .news-card p {
            color: #4a5568;
        }
        /* CTA */
        #cta {
            background: linear-gradient(135deg, #0984e3 0%, #74b9ff 100%);
            color: white;
            text-align: center;
            padding: 80px 20px;
        }
        #cta h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 16px;
        }
        #cta p {
            opacity: 0.9;
            margin-bottom: 28px;
        }
        #cta .cta-btn {
            background: white;
            color: #0984e3;
        }
        #cta .cta-btn:hover {
            background: #f0f4f8;
        }
        /* Footer */
        footer {
            background: #0a1931;
            color: #cbd5e1;
            padding: 48px 0 24px;
            font-size: 0.9rem;
        }
        footer a {
            color: #90b4e3;
            text-decoration: none;
        }
        footer a:hover {
            text-decoration: underline;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 40px;
            margin-bottom: 32px;
        }
        .footer-bottom {
            border-top: 1px solid #1e3a5f;
            padding-top: 24px;
            text-align: center;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px 20px;
            margin: 12px 0;
        }
        @media (max-width: 768px) {
            .grid-2, .grid-3, .grid-4 {
                grid-template-columns: 1fr;
            }
            .nav-inner {
                flex-direction: column;
                gap: 12px;
            }
            #hero h1 {
                font-size: 1.8rem;
            }
        }