@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Poppins', sans-serif;
            user-select: none;
        }

        body {
            width: 100vw;
            height: 100vh;
            overflow: hidden;
            background: transparent;
            color: white;
        }

        .wheel-container {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.8);
            z-index: 1000;
            flex-direction: column;
            justify-content: center;
            align-items: center;
        }

        .wheel-header {
            text-align: center;
            margin-bottom: 30px;
            z-index: 1001;
        }

        .wheel-header h1 {
            color: #ffd700;
            font-size: 3em;
            margin: 0;
            text-shadow: 0 0 15px rgba(255, 215, 0, 0.7);
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 3px;
        }

        .wheel-header p {
            color: #aaa;
            margin: 10px 0 0;
            font-size: 1.2em;
            font-weight: 300;
        }

        .wheel-wrapper {
            position: relative;
            width: 500px;
            height: 500px;
            margin: 0 auto;
        }

        #wheelCanvas {
            width: 100%;
            height: 100%;
            border-radius: 50%;
            border: 15px solid #2a2a2a;
            box-shadow: 0 0 0 5px #ffd700, 0 0 30px rgba(255, 215, 0, 0.3), 0 0 50px rgba(0, 0, 0, 0.8);
            transition: transform 4s cubic-bezier(0.17, 0.67, 0.12, 0.99);
            transform: rotate(0deg);
        }

        .wheel-center {
            position: absolute;
            width: 100px;
            height: 100px;
            background: linear-gradient(145deg, #333, #1a1a1a);
            border-radius: 50%;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            z-index: 10;
            border: 6px solid #ffd700;
            display: flex;
            justify-content: center;
            align-items: center;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 0 20px rgba(255, 215, 0, 0.5), inset 0 0 20px rgba(0, 0, 0, 0.5);
        }

        .wheel-center:hover {
            transform: translate(-50%, -50%) scale(1.1);
            box-shadow: 0 0 25px rgba(255, 215, 0, 0.8), inset 0 0 20px rgba(0, 0, 0, 0.5);
            background: linear-gradient(145deg, #444, #222);
        }

        .wheel-center:active {
            transform: translate(-50%, -50%) scale(0.95);
        }

        .wheel-center.disabled {
            opacity: 0.5;
            cursor: not-allowed;
            transform: translate(-50%, -50%) scale(0.9);
        }

        .wheel-center.disabled:hover {
            transform: translate(-50%, -50%) scale(0.9);
            box-shadow: 0 0 20px rgba(255, 215, 0, 0.3), inset 0 0 20px rgba(0, 0, 0, 0.5);
        }

        .wheel-center.spinning {
            opacity: 0.7;
            cursor: not-allowed;
            animation: pulse 1s infinite;
        }

        .wheel-center::before {
            content: '';
            position: absolute;
            top: -40px;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 0;
            border-left: 25px solid transparent;
            border-right: 25px solid transparent;
            border-bottom: 45px solid #ffd700;
            z-index: 11;
            filter: drop-shadow(0 0 10px rgba(255, 215, 0, 0.7));
        }

        .wheel-center span {
            color: white;
            font-weight: bold;
            font-size: 16px;
            text-align: center;
            z-index: 12;
            text-transform: uppercase;
            letter-spacing: 2px;
            text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
        }

        .close-btn {
            position: absolute;
            top: 30px;
            right: 30px;
            background: linear-gradient(145deg, #ff4444, #cc0000);
            border: none;
            color: white;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            font-size: 28px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(255, 68, 68, 0.4);
            z-index: 1002;
        }

        .close-btn:hover {
            background: linear-gradient(145deg, #ff0000, #aa0000);
            transform: rotate(90deg) scale(1.1);
            box-shadow: 0 6px 20px rgba(255, 0, 0, 0.6);
        }

        .close-btn:active {
            transform: rotate(90deg) scale(0.95);
        }

        .reward-popup {
            position: fixed;
            top: 56%;
            left: 50%;
            transform: translate(-50%, -50%) scale(0);
            background: linear-gradient(145deg, #2a2a2a, #1a1a1a);
            border: 3px solid #ffd700;
            border-radius: 20px;
            padding: 40px;
            z-index: 2000;
            opacity: 0;
            transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
            box-shadow: 0 0 50px rgba(255, 215, 0, 0.5), 0 0 100px rgba(0, 0, 0, 0.8);
        }

        .reward-popup.show {
            opacity: 1;
            transform: translate(-50%, -50%) scale(1);
        }

        .reward-content {
            text-align: center;
            color: white;
        }

        .reward-content h3 {
            color: #ffd700;
            font-size: 2.5em;
            margin-bottom: 20px;
            text-shadow: 0 0 15px rgba(255, 215, 0, 0.7);
            font-weight: 700;
        }

        .reward-content p {
            font-size: 1.4em;
            font-weight: 500;
            text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
        }

        .error-message {
            position: fixed;
            top: 20px;
            left: 50%;
            transform: translateX(-50%);
            background: linear-gradient(145deg, #ff4444, #cc0000);
            color: white;
            padding: 15px 30px;
            border-radius: 10px;
            font-weight: 600;
            z-index: 2001;
            box-shadow: 0 4px 15px rgba(255, 68, 68, 0.4);
            animation: slideInDown 0.5s ease;
        }

        @keyframes slideInDown {
            from {
                opacity: 0;
                transform: translateX(-50%) translateY(-100%);
            }
            to {
                opacity: 1;
                transform: translateX(-50%) translateY(0);
            }
        }

        @keyframes pulse {
            0%, 100% { 
                opacity: 0.7;
            }
            50% { 
                opacity: 0.4;
            }
        }

        #wheelCanvas.spinning {
            animation: spin 4s cubic-bezier(0.17, 0.67, 0.12, 0.99);
        }

        #wheelCanvas.glowing {
            animation: glow 2s infinite;
        }

        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        @keyframes glow {
            0%, 100% { 
                box-shadow: 0 0 0 5px #ffd700, 0 0 30px rgba(255, 215, 0, 0.3), 0 0 50px rgba(0, 0, 0, 0.8);
            }
            50% { 
                box-shadow: 0 0 0 5px #ffd700, 0 0 40px rgba(255, 215, 0, 0.6), 0 0 70px rgba(255, 215, 0, 0.2);
            }
        }

        @media (max-width: 768px) {
            .wheel-wrapper {
                width: 350px;
                height: 350px;
            }
            
            .wheel-header h1 {
                font-size: 2em;
            }
            
            .wheel-header p {
                font-size: 1em;
            }
            
            .wheel-center {
                width: 80px;
                height: 80px;
            }
            
            .wheel-center span {
                font-size: 14px;
            }
            
            .wheel-center::before {
                top: -35px;
                border-left: 20px solid transparent;
                border-right: 20px solid transparent;
                border-bottom: 35px solid #ffd700;
            }
            
            .close-btn {
                width: 40px;
                height: 40px;
                font-size: 24px;
                top: 20px;
                right: 20px;
            }
            
            .reward-popup {
                padding: 30px;
                margin: 0 20px;
            }
            
            .reward-content h3 {
                font-size: 2em;
            }
            
            .reward-content p {
                font-size: 1.2em;
            }
        }

        @media (max-width: 480px) {
            .wheel-wrapper {
                width: 280px;
                height: 280px;
            }
            
            .wheel-header h1 {
                font-size: 1.5em;
            }
            
            .wheel-center {
                width: 60px;
                height: 60px;
            }
            
            .wheel-center span {
                font-size: 12px;
            }
        }