* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
        }
        
        body {
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
            min-height: 100vh;
            color: #f1f5f9;
        }
        
        .counter {
            position: fixed;
            top: 15px;
            right: 15px;
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            padding: 8px 12px;
            border-radius: 6px;
            font-size: 14px;
            color: #60a5fa;
            border: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
            z-index: 100;
        }
        
        .container {
            max-width: 600px;
            margin: 0 auto;
            padding: 100px 20px 40px;
        }
        
        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background: rgba(15, 23, 42, 0.98);
            backdrop-filter: blur(15px);
            padding: 15px 20px;
            z-index: 99;
            text-align: center;
            border-bottom: 2px solid rgba(96, 165, 250, 0.3);
        }
        
        h1 {
            font-size: 1.8rem;
            color: #60a5fa;
            margin-bottom: 4px;
        }
        
        .subtitle {
            font-size: 0.85rem;
            color: #94a3b8;
        }
        
        nav {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        
        .nav-btn {
            display: block;
            border-radius: 10px;
            padding: 16px 24px;
            text-decoration: none;
            font-size: 1rem;
            font-weight: 600;
            text-align: center;
            transition: all 0.3s ease;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
            border: 2px solid rgba(255, 255, 255, 0.1);
            color: white;
            position: relative;
            overflow: hidden;
        }
        
        .nav-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(0, 0, 0, 0.25);
            padding-right: 50px;
        }
        
        .nav-btn::after {
            content: '\f35d';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            right: 20px;
            top: 50%;
            transform: translateY(-50%);
            opacity: 0;
            transition: all 0.3s ease;
        }
        
        .nav-btn:hover::after {
            opacity: 1;
            right: 18px;
        }
        
        footer {
            margin-top: 30px;
            color: #64748b;
            font-size: 0.85rem;
            text-align: center;
            padding: 15px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        @media (max-width: 768px) {
            .container {
                padding: 90px 20px 30px;
            }
            
            h1 {
                font-size: 1.6rem;
            }
            
            .nav-btn {
                padding: 14px 20px;
            }
            
            .nav-btn:hover {
                padding-right: 45px;
            }
        }
        
        @media (max-width: 480px) {
            .container {
                padding: 85px 15px 20px;
            }
            
            h1 {
                font-size: 1.4rem;
            }
            
            .nav-btn {
                padding: 12px 18px;
            }
            
            .nav-btn:hover {
                padding-right: 40px;
            }
        }