@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700&display=swap";body{font-family:Inter,sans-serif;margin:0;padding:0;background:#121212;color:#f0f0f0}.container{max-width:420px;margin:60px auto;padding:24px;background:#1e1e1e;border-radius:14px;box-shadow:0 6px 18px #0009;text-align:center;animation:fadeIn .3s ease}h2{margin-bottom:20px;color:#fff;font-weight:600}input,select{display:block;width:100%;margin:10px 0;padding:12px;border-radius:10px;border:1px solid #333;background:#2a2a2a;color:#f5f5f5;font-size:15px}input::placeholder{color:#aaa}button{margin:8px;padding:12px 20px;border:none;border-radius:10px;cursor:pointer;font-weight:600;transition:all .2s ease;font-size:15px}.btn-green{background:#28a745;color:#fff}.btn-green:hover{background:#218838}.btn-purple{background:#6f42c1;color:#fff}.btn-purple:hover{background:#5a32a3}.btn-orange{background:#ffc107;color:#000}.btn-orange:hover{background:#e0a800}.btn-red{background:#e02500;color:#fff}.btn-red:hover{background:#c16242}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.btn-full{display:block;width:100%;margin-top:10px}.pair-row{display:flex;gap:10px;margin-top:10px}.pair-row button{flex:1}.container button{display:block;width:100%;margin:8px 0}