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

:root {
    --bg-primary: #1e1e1e;
    --bg-secondary: #2d2d2d;
    --bg-tertiary: #252525;
    --text-primary: #e5e5e5;
    --text-secondary: #999;
    --border-color: #3d3d3d;
    --accent-color: #ff6b6b;
    --accent-hover: #ff5252;
    --success-color: #66bb6a;
    --warning-color: #ffa726;
    --error-color: #ef5350;
    --info-color: #4fc3f7;
}

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

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

header {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

header h1 {
    font-size: 24px;
    font-weight: bold;
    margin: 0;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

#username-display {
    color: var(--text-secondary);
    font-size: 14px;
}

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

.server-status {
    display: flex;
    align-items: center;
    gap: 12px;
}

.status-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: inline-block;
}

.status-indicator.status-online {
    background: var(--success-color);
    box-shadow: 0 0 8px var(--success-color);
}

.status-indicator.status-offline {
    background: var(--error-color);
}

.tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.tab-btn {
    padding: 12px 24px;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s;
}

.tab-btn:hover {
    color: var(--text-primary);
    background: var(--bg-secondary);
}

.tab-btn.active {
    color: var(--accent-color);
    border-bottom-color: var(--accent-color);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.toolbar {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
    align-items: center;
    flex-wrap: wrap;
    justify-content: center;
}

/* 搜索框样式 */
.search-box {
    display: flex;
    gap: 8px;
    align-items: center;
}

.search-box input[type="text"] {
    padding: 8px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 14px;
    min-width: 250px;
}

.search-box input[type="text"]:focus {
    outline: none;
    border-color: var(--accent-color);
}

.filter-select {
    padding: 8px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 14px;
    cursor: pointer;
}

.filter-select:focus {
    outline: none;
    border-color: var(--accent-color);
}

.btn {
    padding: 8px 16px;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--accent-color);
    color: white;
}

.btn-primary:hover {
    background: var(--accent-hover);
}

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-tertiary);
}

.btn-danger {
    background: var(--error-color);
    color: white;
}

.btn-danger:hover {
    background: #d32f2f;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.table-container {
    overflow-x: auto;
    overflow-y: auto;
    max-height: 500px;
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

/* 固定表头 */
.table-container .data-table thead {
    position: sticky;
    top: 0;
    z-index: 10;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table thead {
    background: var(--bg-tertiary);
}

.data-table th {
    padding: 12px;
    text-align: left;
    font-weight: 600;
    font-size: 13px;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

.data-table td {
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
    font-size: 13px;
}

.data-table tbody tr:hover {
    background: var(--bg-tertiary);
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

.empty-message {
    text-align: center;
    color: var(--text-secondary);
    padding: 40px !important;
}

.status-badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 500;
}

.status-pending {
    background: #666;
    color: white;
}

.status-downloading {
    background: var(--info-color);
    color: white;
}

.status-renaming {
    background: var(--warning-color);
    color: white;
}

.status-completed {
    background: var(--success-color);
    color: white;
}

.status-failed {
    background: var(--error-color);
    color: white;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--accent-color);
    transition: width 0.3s;
}

.logs-container {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 16px;
    max-height: 600px;
    overflow-y: auto;
    font-family: 'Courier New', monospace;
    font-size: 12px;
}

.log-entry {
    margin-bottom: 4px;
    padding: 4px;
    border-radius: 2px;
}

.log-time {
    color: var(--text-secondary);
    margin-right: 8px;
}

.log-info {
    color: var(--info-color);
}

.log-success {
    color: var(--success-color);
}

.log-warning {
    color: var(--warning-color);
}

.log-error {
    color: var(--error-color);
}

/* 视频网格布局 */
.videos-container {
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    /* 确保容器高度合理，避免分页被挡住 */
    min-height: 0;
}

.videos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
    /* 固定高度最多3行，开启滚动条 */
    max-height: 900px;/* 视频总览内容区域高度 */
    overflow-y: auto;
    padding-right: 8px;
    /* 确保grid不会无限增长 */
    flex-shrink: 0;
}

/* 自定义滚动条样式 */
.videos-grid::-webkit-scrollbar {
    width: 8px;
}

.videos-grid::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: 4px;
}

.videos-grid::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

.videos-grid::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color);
}

.video-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.2s ease;
    position: relative;
    cursor: pointer;
}

.video-card:hover {
    border-color: var(--accent-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.video-card-selected {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px var(--accent-color);
}

.video-card-checkbox {
    position: absolute;
    top: 8px;
    left: 8px;
    z-index: 10;
}

.video-card-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: 4px;
    appearance: none;
    -webkit-appearance: none;
    position: relative;
    transition: all 0.2s ease;
}

.video-card-checkbox input[type="checkbox"]:checked {
    background: var(--accent-color);
    border-color: var(--accent-color);
}

.video-card-checkbox input[type="checkbox"]:checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.video-card-checkbox input[type="checkbox"]:hover {
    border-color: var(--accent-color);
}

/* 系列视频分组 */
.series-group {
    margin-bottom: 24px;
}

.series-title {
    text-align: center;
    font-size: 18px;
    font-weight: 600;
    color: var(--accent-color);
    padding: 12px;
    margin-bottom: 16px;
    background: var(--bg-tertiary);
    border-radius: 6px;
    border: 1px solid var(--border-color);
    cursor: pointer;
    user-select: none;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.series-title:hover {
    background: var(--bg-secondary);
    border-color: var(--accent-color);
}

.series-title .collapse-icon {
    transition: transform 0.2s ease;
    font-size: 14px;
}

.series-title.collapsed .collapse-icon {
    transform: rotate(-90deg);
}

.series-videos {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
    transition: all 0.3s ease;
}

.series-videos.collapsed {
    display: none;
}

.video-cover {
    width: 100%;
    height: 144px; /* 原高度160px * 0.9 = 144px */
    object-fit: cover;
    background: var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    position: relative;
}

.video-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-cover .no-cover {
    font-size: 64px;
}

.video-info {
    padding: 10px; /* 原padding 12px * 0.9 ≈ 10px */
}

.video-title {
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    line-height: 1.4;
    height: 35px; /* 原高度39px * 0.9 ≈ 35px */
    text-align: center;
}

.video-series-name {
    font-size: 11px; /* 原字体12px * 0.9 ≈ 11px */
    color: var(--accent-color);
    margin-bottom: 3px; /* 原margin 4px * 0.9 ≈ 3px */
    cursor: pointer;
    padding: 3px 6px; /* 原padding 4px 8px * 0.9 */
    background: var(--bg-tertiary);
    border-radius: 4px;
    display: inline-block;
    transition: all 0.2s ease;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 100%;
    text-align: center;
    width: 100%;
    box-sizing: border-box;
}

.video-series-name:hover {
    background: var(--accent-color);
    color: white;
}

.video-meta {
    font-size: 11px; /* 原字体12px * 0.9 ≈ 11px */
    color: var(--text-secondary);
    margin-bottom: 7px; /* 原margin 8px * 0.9 ≈ 7px */
}

.video-meta-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 7px;
}

.video-id {
    font-size: 11px;
    color: var(--accent-color);
    font-family: 'Courier New', monospace;
    padding: 3px 6px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    display: inline-block;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s;
}

.video-id:hover {
    background: var(--accent-color);
    color: white;
}

.video-actions {
    display: flex;
    gap: 7px; /* 原gap 8px * 0.9 ≈ 7px */
}

.video-actions button {
    flex: 1;
    padding: 5px 10px; /* 原padding 6px 12px * 0.9 ≈ 5px 10px */
    font-size: 11px; /* 原字体12px * 0.9 ≈ 11px */
}

/* 分页控件样式 */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    flex-wrap: wrap;
}

.pagination button {
    padding: 8px 16px;
    border: none;
    border-radius: 4px;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
}

.pagination button:hover:not(:disabled) {
    background: var(--accent-color);
    color: white;
}

.pagination button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination span {
    color: var(--text-secondary);
    font-size: 14px;
}

/* 页面跳转 */
.page-jump {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 14px;
}

.jump-page-input {
    width: 60px;
    padding: 6px 8px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 14px;
    text-align: center;
}

.jump-page-input:focus {
    outline: none;
    border-color: var(--accent-color);
}

/* 时间筛选弹窗样式 */
.time-filter-content {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.time-filter-group {
    display: flex;
    align-items: center;
    gap: 12px;
}

.time-filter-label {
    min-width: 60px;
    color: var(--text-secondary);
    font-size: 14px;
}

.time-filter-selects {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.time-filter-selects select,
.time-filter-selects .filter-input {
    width: 100%;
}

.filter-input {
    padding: 8px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 14px;
}

.filter-input:focus {
    outline: none;
    border-color: var(--accent-color);
}

.time-filter-divider {
    border-top: 1px solid var(--border-color);
    margin: 8px 0;
}

.time-filter-quick {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.time-filter-option {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--text-primary);
    font-size: 14px;
}

.time-filter-option:hover {
    background: var(--bg-secondary);
    border-color: var(--accent-color);
}

.time-filter-option.selected {
    background: rgba(255, 107, 107, 0.15);
    border-color: var(--accent-color);
    color: var(--accent-color);
}

/* Admin专用按钮样式 */
.admin-only {
    display: none;
}

/* 设置表单 - 2x2网格布局 */
.settings-form {
    max-width: 1200px;
    margin: 0 auto;
}

.settings-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-bottom: 24px;
    align-items: stretch;
}

.settings-column {
    display: flex;
    flex-direction: column;
    gap: 24px;
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    padding: 24px;
}

@media (max-width: 900px) {
    .settings-grid {
        grid-template-columns: 1fr;
    }
}

.settings-group {
    margin-bottom: 0;
}

.settings-group h3 {
    margin-bottom: 16px;
    color: var(--accent-color);
    font-size: 16px;
}

/* 认证方式标签切换 */
.auth-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.auth-tab {
    padding: 8px 16px;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 13px;
    transition: all 0.2s;
}

.auth-tab:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.auth-tab.active {
    color: var(--accent-color);
    border-bottom-color: var(--accent-color);
}

.auth-content {
    display: block;
}

.auth-content[style*="display: none"] {
    display: none;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    color: var(--text-secondary);
    font-size: 13px;
}

.form-group input {
    width: 100%;
    padding: 8px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 14px;
}

.form-group input:focus {
    outline: none;
    border-color: var(--accent-color);
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 24px;
}

.form-actions-center {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-top: 24px;
    padding: 20px 24px;
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.message {
    padding: 12px 16px;
    border-radius: 4px;
    margin-bottom: 16px;
    display: none;
}

.message.success {
    background: rgba(102, 187, 106, 0.2);
    border: 1px solid var(--success-color);
    color: var(--success-color);
}

.message.error {
    background: rgba(239, 83, 80, 0.2);
    border: 1px solid var(--error-color);
    color: var(--error-color);
}

.message.show {
    display: block;
}

/* 文件夹选择器弹窗样式 */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--bg-secondary);
    border-radius: 8px;
    max-width: 800px;
    width: 90%;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.modal-center {
    max-width: 400px;
    text-align: center;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h2 {
    margin: 0;
    font-size: 18px;
    color: var(--text-primary);
}

.modal-close {
    font-size: 28px;
    cursor: pointer;
    color: var(--text-secondary);
    transition: color 0.2s;
}

.modal-close:hover {
    color: var(--text-primary);
}

.modal-body {
    padding: 20px;
    flex: 1;
    overflow-y: auto;
}

.modal-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

.modal-description {
    color: var(--text-secondary);
    margin: 10px 0 20px;
}

/* Toast 提示样式 */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
}

.toast {
    pointer-events: auto;
    min-width: 300px;
    max-width: 450px;
    padding: 16px 20px;
    border-radius: 8px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slideIn 0.3s ease-out;
    position: relative;
    overflow: hidden;
}

.toast::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
}

.toast.success::before {
    background: #4CAF50;
}

.toast.error::before {
    background: #F44336;
}

.toast.warning::before {
    background: #FF9800;
}

.toast.info::before {
    background: #2196F3;
}

.toast-icon {
    font-size: 20px;
    flex-shrink: 0;
}

.toast.success .toast-icon {
    color: #4CAF50;
}

.toast.error .toast-icon {
    color: #F44336;
}

.toast.warning .toast-icon {
    color: #FF9800;
}

.toast.info .toast-icon {
    color: #2196F3;
}

.toast-message {
    flex: 1;
    color: var(--text-primary);
    font-size: 14px;
    line-height: 1.5;
}

.toast-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 18px;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all 0.2s;
    flex-shrink: 0;
}

.toast-close:hover {
    background: rgba(0, 0, 0, 0.1);
    color: var(--text-primary);
}

.toast.removing {
    animation: slideOut 0.3s ease-in forwards;
}

@keyframes slideIn {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(400px);
        opacity: 0;
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideInDown {
    from {
        transform: translateY(-20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.api-key-wrapper {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
}

.api-key-wrapper input {
    flex: 1;
    padding: 8px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-primary);
    font-family: monospace;
}

.api-key-display-inline {
    display: flex;
    gap: 8px;
}

.api-key-display-inline input {
    flex: 1;
}

.api-key-regenerate {
    display: flex;
    gap: 8px;
}

.help-text {
    margin-top: 8px;
    font-size: 12px;
    color: var(--text-secondary);
}

.folder-selector-toolbar {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
    align-items: center;
}

.create-folder-form {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

.folder-name-input {
    flex: 1;
    padding: 8px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-primary);
}

/* 文件夹列表 */
.folder-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.folder-item {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
    border: 1px solid transparent;
}

.folder-item:hover {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}

.folder-item.selected {
    background: rgba(255, 107, 107, 0.2);
    border-color: var(--accent-color);
}

.folder-item-icon {
    font-size: 20px;
    margin-right: 12px;
    color: var(--accent-color);
}

.folder-item-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.folder-item-id {
    color: var(--text-secondary);
    font-size: 12px;
    margin-left: 12px;
}

.loading {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* 模态框样式 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.show {
    display: flex;
}

.modal-content {
    background: var(--bg-secondary);
    padding: 30px;
    border-radius: 12px;
    max-width: 500px;
    width: 90%;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    margin: auto;  /* 确保居中 */
}

.modal-center {
    margin: auto;  /* 额外的居中保证 */
}

.modal-content h2 {
    margin-bottom: 12px;
    color: var(--text-primary);
}

.modal-description {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 14px;
}

.api-key-wrapper {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.api-key-wrapper input {
    flex: 1;
    padding: 10px 14px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-family: 'Courier New', monospace;
    font-size: 13px;
}

.api-key-wrapper input:focus {
    outline: none;
    border-color: var(--accent-color);
}

/* API密钥显示区域 */
.api-key-display-inline {
    display: flex;
    gap: 8px;
    margin-top: 8px;
}

.api-key-display-inline input {
    flex: 1;
    padding: 10px 14px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-family: 'Courier New', monospace;
    font-size: 12px;
}

.api-key-regenerate {
    display: flex;
    gap: 8px;
    margin-top: 8px;
}

.api-key-regenerate input {
    flex: 1;
    padding: 8px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 14px;
}

.api-key-regenerate input:focus {
    outline: none;
    border-color: var(--accent-color);
}

.help-text {
    margin-top: 8px;
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.btn-warning {
    background: var(--warning-color);
    color: white;
}

.btn-warning:hover {
    background: #ff9800;
}