* {
    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;
    padding: 20px;
}

.container {
    max-width: 600px;
    margin: 50px auto;
}

h1 {
    color: white;
    text-align: center;
    margin-bottom: 10px;
    font-size: 2.5em;
}

h2 {
    color: #333;
    margin-bottom: 15px;
}

p {
    color: rgba(255,255,255,0.9);
    text-align: center;
    margin-bottom: 30px;
}

.card {
    background: white;
    border-radius: 15px;
    padding: 30px;
    margin-bottom: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

input, select {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s;
}

input:focus, select:focus {
    outline: none;
    border-color: #667eea;
}

button {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.btn-secondary {
    background: #4CAF50;
    color: white;
}

.btn-danger {
    background: #f44336;
    color: white;
}

/* Streaming Page */
.streaming-container {
    max-width: 1200px;
    margin: 0 auto;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    color: white;
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.video-box {
    background: #000;
    border-radius: 15px;
    aspect-ratio: 16/9;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.controls {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.btn-control {
    width: auto;
    padding: 15px 30px;
    background: rgba(255,255,255,0.9);
    color: #333;
    border-radius: 50px;
}

.btn-control:hover {
    background: white;
}

@media (max-width: 768px) {
    .video-grid {
        grid-template-columns: 1fr;
    }
    
    h1 {
        font-size: 2em;
    }
}