/* 实时通知系统样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.header {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin-bottom: 20px;
}

.header h1 {
    color: #2c3e50;
    font-size: 28px;
    margin-bottom: 10px;
}

.status-bar {
    display: flex;
    gap: 20px;
    align-items: center;
    margin-bottom: 20px;
}

.status-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
}

.status-online {
    background: #d4edda;
    color: #155724;
}

.status-offline {
    background: #f8d7da;
    color: #721c24;
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: currentColor;
}

.control-panel {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin-bottom: 20px;
}

.control-group {
    display: flex;
    gap: 10px;
    align-items: center;
    margin-bottom: 15px;
}

.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-primary {
    background: #007bff;
    color: white;
}

.btn-primary:hover {
    background: #0056b3;
}

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

.btn-success:hover {
    background: #1e7e34;
}

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

.btn-danger:hover {
    background: #c82333;
}

.btn:disabled {
    background: #6c757d;
    cursor: not-allowed;
    opacity: 0.6;
}

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

.volume-slider {
    width: 150px;
}

.notifications-panel {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    max-height: 400px;
    overflow-y: auto;
}

.notification-item {
    padding: 15px 20px;
    border-bottom: 1px solid #eee;
    animation: slideIn 0.3s ease;
}

.notification-item:last-child {
    border-bottom: none;
}

.notification-item.new {
    background: #fff3cd;
    border-left: 4px solid #ffc107;
}

.notification-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.notification-time {
    font-size: 12px;
    color: #6c757d;
}

.notification-status {
    font-size: 12px;
    padding: 2px 8px;
    border-radius: 12px;
}

.status-pending {
    background: #fff3cd;
    color: #856404;
}

.status-processed {
    background: #d4edda;
    color: #155724;
}

.notification-message {
    font-size: 16px;
    line-height: 1.4;
}

.music-info {
    background: #f8f9fa;
    padding: 15px;
    border-radius: 6px;
    margin-top: 10px;
}

.current-track {
    font-weight: 500;
    color: #495057;
    margin-bottom: 5px;
}

.track-progress {
    width: 100%;
    height: 4px;
    background: #dee2e6;
    border-radius: 2px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: #007bff;
    transition: width 0.3s ease;
}

.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: #6c757d;
}

.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #007bff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* 动画效果 */
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.pulse {
    animation: pulse 1s infinite;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .status-bar {
        flex-direction: column;
        align-items: stretch;
    }
    
    .control-group {
        flex-direction: column;
        align-items: stretch;
    }
    
    .btn {
        width: 100%;
    }
}

/* 通知权限提示 */
.permission-notice {
    background: #cce5ff;
    border: 1px solid #99d6ff;
    border-radius: 6px;
    padding: 15px;
    margin-bottom: 20px;
}

.permission-notice button {
    margin-top: 10px;
}