/* Reset and base styles */
* {
    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;
    color: #333;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 20px;
    border-radius: 15px;
    margin-bottom: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.header h1 {
    font-size: 2.5rem;
    background: linear-gradient(45deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Main Content */
.main-content {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 20px;
    margin-bottom: 20px;
}

/* Video Section */
.video-section {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.video-container {
    width: 100%;
    margin-bottom: 20px;
}

#videoPlayer {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.admin-controls-panel {
    background: rgba(103, 126, 234, 0.1);
    border: 2px solid #667eea;
    border-radius: 10px;
    padding: 20px;
    margin-top: 20px;
}

.admin-controls-panel h3 {
    margin-bottom: 15px;
    color: #667eea;
}

.control-buttons {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

/* Sidebar */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.sidebar > div {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.sidebar h3 {
    margin-bottom: 15px;
    color: #667eea;
    font-size: 1.2rem;
}

/* Forms */
form {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

input[type="file"],
input[type="url"],
input[type="text"],
input[type="password"],
input[type="number"] {
    padding: 12px;
    border: 2px solid #e1e5e9;
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.3s ease;
}

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

/* Buttons */
.btn {
    padding: 12px 20px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: #6c757d;
    color: white;
}

.btn-secondary:hover {
    background: #5a6268;
    transform: translateY(-2px);
}

.btn-success {
    background: #28a745;
    color: white;
}

.btn-success:hover {
    background: #218838;
    transform: translateY(-2px);
}

.btn-warning {
    background: #ffc107;
    color: #212529;
}

.btn-warning:hover {
    background: #e0a800;
    transform: translateY(-2px);
}

.btn-info {
    background: #17a2b8;
    color: white;
}

.btn-info:hover {
    background: #138496;
    transform: translateY(-2px);
}

.btn-danger {
    background: #dc3545;
    color: white;
}

.btn-danger:hover {
    background: #c82333;
    transform: translateY(-2px);
}

/* Queue */
.queue-list {
    max-height: 300px;
    overflow-y: auto;
}

.queue-item {
    background: rgba(103, 126, 234, 0.1);
    border: 1px solid #e1e5e9;
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 10px;
    transition: all 0.3s ease;
}

.queue-item:hover {
    background: rgba(103, 126, 234, 0.2);
    transform: translateX(5px);
}

.queue-item.playing {
    background: rgba(40, 167, 69, 0.2);
    border-color: #28a745;
}

.queue-item h4 {
    margin-bottom: 5px;
    color: #333;
}

.queue-item p {
    font-size: 12px;
    color: #666;
    margin-bottom: 10px;
}

.queue-actions {
    display: flex;
    gap: 5px;
}

.queue-actions .btn {
    padding: 5px 10px;
    font-size: 12px;
}

.empty-queue {
    text-align: center;
    color: #666;
    font-style: italic;
    padding: 20px;
}

/* Status Bar */
.status-bar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
}

.status-indicator::before {
    content: '';
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #dc3545;
    animation: pulse 2s infinite;
}

.status-indicator.connected::before {
    background: #28a745;
}

.current-video {
    font-weight: 600;
    color: #667eea;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal-content {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    max-width: 400px;
    width: 90%;
}

.modal-content h2 {
    margin-bottom: 20px;
    color: #667eea;
    text-align: center;
}

/* Animations */
@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .main-content {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        order: -1;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .header h1 {
        font-size: 2rem;
    }
    
    .control-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .status-bar {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
}