:root {
    --primary-color: #e63946;
    --secondary-color: #2a9d8f;
    --background-color: #f1faee;
    --text-color: #1d3557;
    --card-background: #ffffff;
    --border-radius: 8px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

header {
    text-align: center;
    margin-bottom: 2rem;
}

h1 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.livestream-container {
    margin-bottom: 2rem;
    border-radius: var(--border-radius);
    overflow: hidden;
    background: #000;
}

.livestream-container iframe {
    width: 100%;
    aspect-ratio: 16/9;
    border: none;
}

.stream-info {
    padding: 1rem;
    background: var(--card-background);
    border-radius: 0 0 var(--border-radius) var(--border-radius);
}

.winners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.winner-card {
    background: var(--card-background);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s;
}

.winner-card:hover {
    transform: translateY(-4px);
}

.winner-header {
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    border-bottom: 1px solid #eee;
}

.winner-header img {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
}

.gift-container {
    position: relative;
    padding-top: 75%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.gift-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 2rem;
    color: white;
}

.loading {
    display: flex;
    justify-content: center;
    padding: 2rem;
}

.spinner {
    width: 48px;
    height: 48px;
    border: 4px solid #ddd;
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s infinite linear;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }

    h1 {
        font-size: 2rem;
    }

    .winners-grid {
        grid-template-columns: 1fr;
    }
}