:root {
            --primary-color: #1e3a8a;
            --secondary-color: #dc2626;
            --accent-color: #fbbf24;
            --dark-color: #0f172a;
            --light-color: #f8fafc;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            line-height: 1.6;
            color: #333;
            overflow-x: hidden;
        }
        h1, h2, h3, h4, h5 {
            font-weight: 700;
            color: var(--dark-color);
        }
        .navbar {
            background-color: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            padding: 1rem 0;
            transition: all 0.3s ease;
        }
        .navbar-brand {
            font-weight: 800;
            color: var(--primary-color) !important;
            font-size: 1.8rem;
        }
        .nav-link {
            font-weight: 500;
            margin: 0 0.5rem;
            color: var(--dark-color) !important;
            transition: color 0.3s ease;
        }
        .nav-link:hover {
            color: var(--secondary-color) !important;
        }
        .btn-primary {
            background-color: var(--primary-color);
            border-color: var(--primary-color);
            padding: 0.75rem 2rem;
            font-weight: 600;
            transition: all 0.3s ease;
        }
        .btn-primary:hover {
            background-color: var(--secondary-color);
            border-color: var(--secondary-color);
            transform: translateY(-2px);
        }
        .hero-section {
            background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), 
                        url('https://images.unsplash.com/photo-1575361204480-aadea25e6e68?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=2071&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 8rem 0;
            position: relative;
        }
        .hero-title {
            font-size: 3.5rem;
            font-weight: 800;
            margin-bottom: 1.5rem;
            text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.5);
        }
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2.5rem;
            }
        }
        .feature-card {
            border: none;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 6px 15px rgba(0, 0, 0, 0.08);
            transition: transform 0.4s ease, box-shadow 0.4s ease;
            height: 100%;
        }
        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
        }
        .card-icon {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 1rem;
        }
        .timeline {
            position: relative;
            padding: 2rem 0;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 50%;
            top: 0;
            bottom: 0;
            width: 3px;
            background: var(--primary-color);
            transform: translateX(-50%);
        }
        .timeline-item {
            margin-bottom: 3rem;
            position: relative;
            width: 45%;
        }
        .timeline-item:nth-child(odd) {
            margin-left: auto;
        }
        .timeline-item:nth-child(even) {
            margin-right: auto;
        }
        @media (max-width: 768px) {
            .timeline::before {
                left: 30px;
            }
            .timeline-item {
                width: calc(100% - 60px);
                margin-left: 60px !important;
                margin-right: 0 !important;
            }
        }
        .stat-card {
            text-align: center;
            padding: 2rem;
            border-radius: 10px;
            background: white;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            transition: all 0.3s ease;
        }
        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
        }
        .stat-number {
            font-size: 3rem;
            font-weight: 800;
            color: var(--primary-color);
            margin-bottom: 0.5rem;
        }
        .coach-card {
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 6px 15px rgba(0, 0, 0, 0.08);
            transition: all 0.3s ease;
        }
        .coach-card:hover {
            transform: scale(1.03);
            box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
        }
        .coach-img {
            height: 280px;
            object-fit: cover;
        }
        .contact-card {
            border-left: 4px solid var(--primary-color);
            padding: 1.5rem;
            background: white;
            border-radius: 0 8px 8px 0;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
            transition: all 0.3s ease;
        }
        .contact-card:hover {
            transform: translateX(5px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
        }
        .friendlink {
            background-color: #f8f9fa;
            padding: 3rem 0;
        }
        .flink {
            display: inline-block;
            padding: 0.5rem 1.5rem;
            margin: 0.5rem;
            background: white;
            border-radius: 50px;
            text-decoration: none;
            color: var(--dark-color);
            border: 1px solid #dee2e6;
            transition: all 0.3s ease;
            font-weight: 500;
        }
        .flink:hover {
            background: var(--primary-color);
            color: white;
            transform: translateY(-3px);
            box-shadow: 0 6px 12px rgba(30, 58, 138, 0.2);
        }
        .footer {
            background-color: var(--dark-color);
            color: white;
            padding: 3rem 0 1rem;
        }
        .footer a {
            color: #cbd5e1;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        .footer a:hover {
            color: white;
        }
        .footer-divider {
            border-top: 1px solid #334155;
            margin: 2rem 0;
        }
        .fade-in {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.8s ease, transform 0.8s ease;
        }
        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 50px;
            height: 50px;
            background-color: var(--primary-color);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            cursor: pointer;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
            z-index: 1000;
        }
        .back-to-top.active {
            opacity: 1;
            visibility: visible;
        }
        .back-to-top:hover {
            background-color: var(--secondary-color);
            transform: translateY(-5px);
        }
        .section-padding {
            padding: 5rem 0;
        }
        @media (max-width: 768px) {
            .section-padding {
                padding: 3rem 0;
            }
        }