* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.container {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    max-width: 800px;
    width: 100%;
    text-align: center;
}

h1 {
    color: #333;
    margin-bottom: 30px;
    font-size: 2.5em;
}

.wheel-container {
    position: relative;
    width: 500px;
    height: 500px;
    margin: 0 auto 30px;
}

#wheelCanvas {
    width: 100%;
    height: 100%;
    transition: transform 4s cubic-bezier(0.17, 0.67, 0.12, 0.99);
}

.pointer {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 20px solid transparent;
    border-right: 20px solid transparent;
    border-top: 40px solid #ff4444;
    z-index: 10;
    filter: drop-shadow(0 3px 6px rgba(0, 0, 0, 0.3));
}

.spin-button {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 20px 60px;
    font-size: 1.5em;
    font-weight: bold;
    border-radius: 50px;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.spin-button:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.6);
}

.spin-button:active:not(:disabled) {
    transform: translateY(0);
}

.spin-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.result {
    margin: 30px 0;
    font-size: 1.5em;
    font-weight: bold;
    color: #667eea;
    min-height: 40px;
}

.result.winner {
    animation: celebrate 0.5s ease-in-out;
    color: #ff4444;
    font-size: 2em;
}

@keyframes celebrate {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

.config-section {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 2px solid #eee;
}

.config-section h2 {
    color: #333;
    margin-bottom: 15px;
    font-size: 1.5em;
}

#namesInput {
    width: 100%;
    min-height: 150px;
    padding: 15px;
    border: 2px solid #ddd;
    border-radius: 10px;
    font-size: 1em;
    font-family: inherit;
    resize: vertical;
    margin-bottom: 15px;
}

#namesInput:focus {
    outline: none;
    border-color: #667eea;
}

.update-button {
    background: #4CAF50;
    color: white;
    border: none;
    padding: 12px 30px;
    font-size: 1em;
    font-weight: bold;
    border-radius: 25px;
    cursor: pointer;
    transition: background 0.2s;
}

.update-button:hover {
    background: #45a049;
}

@media (max-width: 600px) {
    .container {
        padding: 20px;
    }
    
    h1 {
        font-size: 1.8em;
    }
    
    .wheel-container {
        width: 300px;
        height: 300px;
    }
    
    .spin-button {
        padding: 15px 40px;
        font-size: 1.2em;
    }
}