:root {
            --primary: #1e3a8a;
            --secondary: #dc2626;
            --accent: #f59e0b;
            --light: #f8fafc;
            --dark: #0f172a;
            --success: #10b981;
            --gray: #64748b;
            --light-gray: #e2e8f0;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        
        body {
            background: linear-gradient(135deg, #0f172a, #1e293b);
            color: var(--light);
            min-height: 100vh;
            padding-bottom: 2rem;
        }
        
        header {
            background: rgba(15, 23, 42, 0.9);
            backdrop-filter: blur(10px);
            padding: 1rem 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            border-bottom: 1px solid rgba(100, 116, 139, 0.3);
        }
        
        .logo {
            display: flex;
            align-items: center;
            gap: 1rem;
        }
        
        .logo i {
            font-size: 2.5rem;
            color: var(--accent);
        }
        
        .logo h1 {
            font-size: 1.8rem;
            background: linear-gradient(to right, #f59e0b, #dc2626);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            font-weight: 800;
        }
        
        .nav-links {
            display: flex;
            gap: 1.5rem;
        }
        
        .nav-links a {
            color: var(--light);
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s;
            padding: 0.5rem 1rem;
            border-radius: 0.5rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        
        .nav-links a:hover, .nav-links a.active {
            background: rgba(220, 38, 38, 0.2);
            color: var(--accent);
        }
        
        .hero {
            text-align: center;
            padding: 4rem 2rem;
            background: url('../img/2.png') no-repeat center center;
            background-size: cover;
            position: relative;
        }
        
        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(15, 23, 42, 0.7);
        }
        
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 800px;
            margin: 0 auto;
        }
        
        .hero h2 {
            font-size: 3rem;
            margin-bottom: 1rem;
            text-transform: uppercase;
            letter-spacing: 2px;
        }
        
        .hero p {
            font-size: 1.2rem;
            margin-bottom: 2rem;
            color: var(--light-gray);
        }
        
        .countdown {
            display: flex;
            justify-content: center;
            gap: 1.5rem;
            margin: 2rem 0;
        }
        
        .countdown-box {
            background: rgba(30, 58, 138, 0.7);
            padding: 1rem;
            border-radius: 0.5rem;
            min-width: 80px;
            text-align: center;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        }
        
        .countdown-box span:first-child {
            font-size: 2rem;
            font-weight: bold;
            display: block;
        }
        
        .countdown-box span:last-child {
            font-size: 0.9rem;
            color: var(--light-gray);
        }
        
        .container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 1.5rem;
            padding: 2rem;
            max-width: 1400px;
            margin: 0 auto;
        }
        
        .card {
            background: rgba(30, 41, 59, 0.7);
            backdrop-filter: blur(10px);
            border-radius: 1rem;
            overflow: hidden;
            box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s, box-shadow 0.3s;
            border: 1px solid rgba(100, 116, 139, 0.2);
        }
        
        .card:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
        }
        
        .card-header {
            padding: 1.2rem 1.5rem;
            background: rgba(30, 58, 138, 0.5);
            border-bottom: 1px solid rgba(100, 116, 139, 0.2);
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }
        
        .card-header h3 {
            font-size: 1.3rem;
        }
        
        .card-body {
            padding: 1.5rem;
        }
        
        .medal {
            display: inline-block;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            text-align: center;
            line-height: 24px;
            font-weight: bold;
            font-size: 0.8rem;
            margin-right: 0.5rem;
        }
        
        .gold {
            background: linear-gradient(145deg, #fde047, #f59e0b);
            color: var(--dark);
        }
        
        .silver {
            background: linear-gradient(145deg, #e2e8f0, #94a3b8);
            color: var(--dark);
        }
        
        .bronze {
            background: linear-gradient(145deg, #f97316, #b45309);
            color: var(--light);
        }
        
        table {
            width: 100%;
            border-collapse: collapse;
        }
        
        th {
            text-align: left;
            padding: 0.8rem 0.5rem;
            font-weight: 600;
            color: var(--accent);
            border-bottom: 1px solid rgba(100, 116, 139, 0.3);
        }
        
        td {
            padding: 0.8rem 0.5rem;
            border-bottom: 1px solid rgba(100, 116, 139, 0.1);
        }
        
        tr:last-child td {
            border-bottom: none;
        }
        
        tr:hover {
            background: rgba(30, 58, 138, 0.1);
        }
        
        .country-flag {
            width: 24px;
            height: 16px;
            display: inline-block;
            margin-right: 0.8rem;
            vertical-align: middle;
            border-radius: 2px;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
        }
        
        .sport-icon {
            width: 40px;
            height: 40px;
            background: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 1rem;
        }
        
        .event-card {
            display: flex;
            align-items: center;
            padding: 1rem;
            margin-bottom: 1rem;
            background: rgba(30, 58, 138, 0.2);
            border-radius: 0.8rem;
            transition: all 0.3s;
        }
        
        .event-card:hover {
            background: rgba(220, 38, 38, 0.2);
        }
        
        .event-info {
            flex: 1;
        }
        
        .event-info h4 {
            margin-bottom: 0.3rem;
        }
        
        .event-info p {
            font-size: 0.9rem;
            color: var(--light-gray);
        }
        
        .event-status {
            padding: 0.3rem 0.8rem;
            border-radius: 1rem;
            font-size: 0.8rem;
            font-weight: 500;
        }
        
        .status-live {
            background: rgba(220, 38, 38, 0.3);
            color: #fca5a5;
        }
        
        .status-upcoming {
            background: rgba(59, 130, 246, 0.3);
            color: #93c5fd;
        }
        
        .status-completed {
            background: rgba(16, 185, 129, 0.3);
            color: #6ee7b7;
        }
        
        .progress-bar {
            height: 8px;
            background: rgba(100, 116, 139, 0.2);
            border-radius: 4px;
            overflow: hidden;
            margin-top: 0.5rem;
        }
        
        .progress {
            height: 100%;
            background: var(--accent);
            border-radius: 4px;
        }
        
        .medal-count {
            display: flex;
            align-items: center;
            justify-content: space-around;
            text-align: center;
            padding: 1.5rem 0;
        }
        
        .medal-count-item {
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        
        .medal-count-item .medal {
            width: 50px;
            height: 50px;
            line-height: 50px;
            font-size: 1.5rem;
            margin-bottom: 0.5rem;
        }
        
        .medal-count-item span:last-child {
            font-size: 1.8rem;
            font-weight: bold;
        }
        
        .btn {
            display: inline-block;
            padding: 0.8rem 2rem;
            background: var(--secondary);
            color: white;
            text-decoration: none;
            border-radius: 0.5rem;
            font-weight: 600;
            transition: all 0.3s;
            border: none;
            cursor: pointer;
            text-transform: uppercase;
            letter-spacing: 1px;
            font-size: 0.9rem;
        }
        
        .btn:hover {
            background: #b91c1c;
            transform: translateY(-2px);
            box-shadow: 0 4px 8px rgba(220, 38, 38, 0.3);
        }
        
        .btn-outline {
            background: transparent;
            border: 2px solid var(--accent);
            color: var(--accent);
        }
        
        .btn-outline:hover {
            background: rgba(245, 158, 11, 0.1);
        }
        
        .sports-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
            gap: 1rem;
        }
        
        .sport-item {
            background: rgba(30, 58, 138, 0.3);
            border-radius: 0.8rem;
            padding: 1.2rem 0.5rem;
            text-align: center;
            transition: all 0.3s;
            cursor: pointer;
        }
        
        .sport-item:hover {
            background: rgba(220, 38, 38, 0.3);
            transform: translateY(-3px);
        }
        
        .sport-item i {
            font-size: 2rem;
            margin-bottom: 0.8rem;
            color: var(--accent);
        }
        
        .sport-item span {
            display: block;
            font-weight: 500;
        }
        
        .section-title {
            text-align: center;
            margin: 2rem 0;
            font-size: 2.5rem;
            color: var(--accent);
            position: relative;
            padding-bottom: 1rem;
        }
        
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 100px;
            height: 4px;
            background: var(--secondary);
            border-radius: 2px;
        }
        
        .calendar {
            width: 100%;
            margin: 0 auto;
            background: rgba(30, 41, 59, 0.7);
            border-radius: 1rem;
            overflow: hidden;
            box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
        }
        
        .calendar-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 2rem;
            background: rgba(30, 58, 138, 0.5);
        }
        
        .calendar-grid {
            display: grid;
            grid-template-columns: repeat(7, 1fr);
            gap: 1px;
            background: rgba(100, 116, 139, 0.2);
        }
        
        .calendar-day {
            background: rgba(30, 41, 59, 0.7);
            padding: 1rem;
            min-height: 120px;
            position: relative;
        }
        
        .calendar-day-header {
            font-weight: bold;
            margin-bottom: 0.5rem;
            color: var(--accent);
        }
        
        .calendar-event {
            background: rgba(30, 58, 138, 0.5);
            padding: 0.5rem;
            border-radius: 0.5rem;
            margin-bottom: 0.5rem;
            font-size: 0.9rem;
        }
        
        .calendar-event-title {
            font-weight: bold;
        }
        
        .calendar-event-time {
            font-size: 0.8rem;
            color: var(--light-gray);
        }
        
        .news-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 1.5rem;
        }
        
        .news-card {
            background: rgba(30, 41, 59, 0.7);
            border-radius: 1rem;
            overflow: hidden;
            transition: transform 0.3s;
        }
        
        .news-card:hover {
            transform: translateY(-5px);
        }
        
        .news-img {
            height: 200px;
            background-size: cover;
            background-position: center;
        }
        
        .news-content {
            padding: 1.5rem;
        }
        
        .news-date {
            color: var(--accent);
            font-size: 0.9rem;
            margin-bottom: 0.5rem;
        }
        
        .news-title {
            font-size: 1.2rem;
            margin-bottom: 1rem;
        }
        
        .news-excerpt {
            color: var(--light-gray);
            margin-bottom: 1rem;
        }
        
        .section {
            padding: 2rem;
            max-width: 1400px;
            margin: 0 auto;
        }
        
        .hidden {
            display: none;
        }
        
        footer {
            text-align: center;
            padding: 3rem 2rem 2rem;
            color: var(--light-gray);
            font-size: 0.9rem;
            max-width: 1200px;
            margin: 0 auto;
        }
        
        .social-links {
            display: flex;
            justify-content: center;
            gap: 1.5rem;
            margin: 1.5rem 0;
        }
        
        .social-links a {
            color: var(--light);
            font-size: 1.5rem;
            transition: all 0.3s;
        }
        
        .social-links a:hover {
            color: var(--accent);
            transform: translateY(-3px);
        }
        
        @media (max-width: 768px) {
            .nav-links {
                gap: 0.5rem;
            }
            
            .nav-links a span {
                display: none;
            }
            
            .hero h2 {
                font-size: 2rem;
            }
            
            .countdown {
                gap: 0.8rem;
            }
            
            .countdown-box {
                min-width: 60px;
                padding: 0.7rem;
            }
            
            .countdown-box span:first-child {
                font-size: 1.5rem;
            }
            
            .calendar-grid {
                grid-template-columns: repeat(1, 1fr);
            }
        }