/* ============================================
   直播系统 - 管理后台样式
   ============================================ */

.admin-body {
    background: #0d0d1f;
    min-height: 100vh;
    display: flex;
}

/* 侧边栏 */
.sidebar {
    width: 240px;
    background: rgba(10, 10, 26, 0.98);
    border-right: 1px solid rgba(0, 212, 255, 0.1);
    padding: 0;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    overflow-y: auto;
    z-index: 100;
}

.sidebar-header {
    padding: 24px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.sidebar-header h2 {
    font-size: 20px;
    color: #00d4ff;
    margin: 0;
}

.sidebar-header p {
    font-size: 12px;
    color: #666;
    margin: 4px 0 0;
}

.sidebar-nav {
    padding: 16px 0;
    list-style: none;
}

.sidebar-nav li a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 24px;
    color: #999;
    font-size: 14px;
    transition: all 0.2s;
    text-decoration: none;
}

.sidebar-nav li a:hover {
    background: rgba(0, 212, 255, 0.05);
    color: #ccc;
}

.sidebar-nav li a.active {
    background: rgba(0, 212, 255, 0.1);
    color: #00d4ff;
    border-right: 3px solid #00d4ff;
}

.sidebar-nav li a .nav-icon {
    font-size: 18px;
    width: 24px;
    text-align: center;
}

/* 主内容区 */
.main-content {
    margin-left: 240px;
    flex: 1;
    padding: 30px;
    min-height: 100vh;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 16px;
}

.page-header h1 {
    font-size: 24px;
    color: #fff;
    margin: 0;
}

/* 统计卡片 */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 12px;
    padding: 24px;
    transition: all 0.3s;
}

.stat-card:hover {
    border-color: rgba(0, 212, 255, 0.2);
}

.stat-card .stat-icon {
    font-size: 32px;
    margin-bottom: 12px;
}

.stat-card .stat-value {
    font-size: 28px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 4px;
}

.stat-card .stat-label {
    font-size: 13px;
    color: #888;
}

/* 表格 */
.data-table {
    width: 100%;
    border-collapse: collapse;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 12px;
    overflow: hidden;
}

.data-table th {
    background: rgba(0, 212, 255, 0.08);
    padding: 14px 16px;
    text-align: left;
    font-size: 13px;
    color: #00d4ff;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.data-table td {
    padding: 12px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    font-size: 14px;
    color: #ccc;
}

.data-table tr:hover td {
    background: rgba(0, 212, 255, 0.03);
}

/* 状态标签 */
.status-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.status-ready {
    background: rgba(0, 255, 100, 0.15);
    color: #00ff64;
    border: 1px solid rgba(0, 255, 100, 0.3);
}

.status-processing {
    background: rgba(255, 200, 0, 0.15);
    color: #ffc800;
    border: 1px solid rgba(255, 200, 0, 0.3);
}

.status-pending {
    background: rgba(0, 212, 255, 0.15);
    color: #00d4ff;
    border: 1px solid rgba(0, 212, 255, 0.3);
}

.status-error {
    background: rgba(255, 0, 0, 0.15);
    color: #ff4444;
    border: 1px solid rgba(255, 0, 0, 0.3);
}

.status-live {
    background: rgba(255, 0, 0, 0.2);
    color: #ff4444;
    border: 1px solid rgba(255, 0, 0, 0.4);
    animation: pulse 1.5s infinite;
}

/* 按钮 */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, #00d4ff, #0099cc);
    color: #fff;
}

.btn-primary:hover {
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.3);
    transform: translateY(-1px);
}

.btn-danger {
    background: rgba(255, 0, 0, 0.15);
    color: #ff4444;
    border: 1px solid rgba(255, 0, 0, 0.3);
}

.btn-danger:hover {
    background: rgba(255, 0, 0, 0.25);
}

.btn-success {
    background: rgba(0, 255, 100, 0.15);
    color: #00ff64;
    border: 1px solid rgba(0, 255, 100, 0.3);
}

.btn-sm {
    padding: 6px 14px;
    font-size: 12px;
}

.btn-outline {
    background: transparent;
    border: 1px solid rgba(0, 212, 255, 0.3);
    color: #00d4ff;
}

.btn-outline:hover {
    background: rgba(0, 212, 255, 0.1);
}

/* 表单 */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    color: #ccc;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: #fff;
    font-size: 14px;
    transition: border-color 0.3s;
    outline: none;
}

.form-control:focus {
    border-color: #00d4ff;
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.form-control option {
    background: #1a1a2e;
    color: #fff;
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

.form-hint {
    font-size: 12px;
    color: #888;
    margin-top: 6px;
}

/* 卡片 */
.card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 24px;
}

.card h3 {
    font-size: 18px;
    color: #fff;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

/* 上传区域 */
.upload-area {
    border: 2px dashed rgba(0, 212, 255, 0.2);
    border-radius: 12px;
    padding: 60px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
    background: rgba(0, 212, 255, 0.02);
}

.upload-area:hover {
    border-color: rgba(0, 212, 255, 0.5);
    background: rgba(0, 212, 255, 0.05);
}

.upload-area .upload-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.upload-area p {
    color: #888;
    margin: 8px 0;
}

.upload-area .upload-hint {
    font-size: 12px;
    color: #666;
}

/* 进度条 */
.progress-bar {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 3px;
    overflow: hidden;
    margin-top: 12px;
}

.progress-bar .progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #00d4ff, #0099cc);
    border-radius: 3px;
    transition: width 0.3s;
    width: 0;
}

/* 登录页面 */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0a0a1a 0%, #1a0a2e 50%, #0a1a2e 100%);
}

.login-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: 16px;
    padding: 48px;
    width: 420px;
    max-width: 90vw;
}

.login-card h2 {
    text-align: center;
    font-size: 24px;
    color: #fff;
    margin-bottom: 8px;
}

.login-card .login-subtitle {
    text-align: center;
    color: #888;
    font-size: 14px;
    margin-bottom: 32px;
}

.login-card .btn {
    width: 100%;
    justify-content: center;
    padding: 14px;
    font-size: 16px;
}

/* 格式选择 */
.format-checkboxes {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 12px;
}

.format-checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
}

.format-checkbox:hover {
    border-color: rgba(0, 212, 255, 0.3);
}

.format-checkbox input[type="checkbox"] {
    accent-color: #00d4ff;
    width: 18px;
    height: 18px;
}

.format-checkbox .format-name {
    font-size: 14px;
    color: #ccc;
}

.format-checkbox .format-desc {
    font-size: 11px;
    color: #777;
}

/* 系统信息 */
.sys-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.sys-info-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    padding: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sys-info-item .info-label {
    font-size: 13px;
    color: #888;
}

.sys-info-item .info-value {
    font-size: 14px;
    color: #fff;
    font-weight: 500;
}

.sys-info-item .info-value.ok {
    color: #00ff64;
}

.sys-info-item .info-value.error {
    color: #ff4444;
}

/* 响应式 */
@media (max-width: 768px) {
    .sidebar {
        width: 100%;
        position: relative;
        height: auto;
    }
    
    .main-content {
        margin-left: 0;
        padding: 20px;
    }
    
    .admin-body {
        flex-direction: column;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .login-card {
        padding: 30px 20px;
    }
}