/* ===== 主题变量 ===== */
:root {
    /* 浅色主题 */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-card: #ffffff;
    --text-primary: #1a1a1a;
    --text-secondary: #6c757d;
    --border-color: #e0e0e0;
    --accent-color: #667eea;
    --accent-hover: #5568d3;
    --success-color: #48bb78;
    --danger-color: #f56565;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.15);
}

[data-theme="dark"] {
    /* 深色主题 */
    --bg-primary: #1a1a1a;
    --bg-secondary: #252525;
    --bg-card: #2d2d2d;
    --text-primary: #e0e0e0;
    --text-secondary: #a0a0a0;
    --border-color: #404040;
    --accent-color: #7c8ef5;
    --accent-hover: #6b7de4;
    --success-color: #48bb78;
    --danger-color: #f56565;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.5);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    transition: background-color 0.3s, color 0.3s, border-color 0.3s;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-primary);
    min-height: 100vh;
    padding: 0;
    color: var(--text-primary);
    line-height: 1.6;
}

/* ===== 头部 ===== */
.header {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 15px;
    flex: 1;
    min-width: 0;
}

.logo {
    font-size: 1.3em;
    font-weight: 700;
    color: var(--accent-color);
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
}

.logo-text {
    display: inline;
}

.header-nav {
    display: flex;
    gap: 10px;
    margin-left: 20px;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 6px;
    transition: all 0.3s;
    white-space: nowrap;
    font-size: 0.95em;
}

.nav-link:hover {
    color: var(--accent-color);
    background: var(--bg-secondary);
}

.nav-link.active {
    color: var(--accent-color);
    background: var(--bg-secondary);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.theme-toggle,
.mobile-menu-toggle {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 1.2em;
    flex-shrink: 0;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    user-select: none;
}

.theme-toggle:hover,
.mobile-menu-toggle:hover,
.theme-toggle:active,
.mobile-menu-toggle:active {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
    transform: scale(1.05);
}

.mobile-menu-toggle {
    display: none;
}

.mobile-menu-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    transition: opacity 0.3s;
}

.mobile-menu-overlay.show {
    display: block;
    opacity: 1;
}

/* ===== 移动端导航菜单 ===== */
.mobile-nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    max-width: 80%;
    height: 100vh;
    background: var(--bg-card);
    border-left: 1px solid var(--border-color);
    box-shadow: -4px 0 16px rgba(0, 0, 0, 0.3);
    z-index: 1001;
    transition: right 0.3s ease;
    overflow-y: auto;
    padding: 20px;
}

.mobile-nav-menu.show {
    right: 0;
}

.mobile-nav-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.mobile-nav-title {
    font-size: 1.2em;
    font-weight: 600;
    color: var(--text-primary);
}

.mobile-nav-close {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.5em;
    transition: all 0.3s;
}

.mobile-nav-close:hover {
    background: var(--danger-color);
    color: white;
    border-color: var(--danger-color);
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px;
    border-radius: 8px;
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s;
    border: 1px solid transparent;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

.mobile-nav-link:hover,
.mobile-nav-link:active {
    background: var(--bg-secondary);
    border-color: var(--border-color);
    transform: translateX(5px);
}

.mobile-nav-link.active {
    background: var(--bg-secondary);
    color: var(--accent-color);
    border-color: var(--accent-color);
}

.mobile-nav-link-icon {
    font-size: 1.3em;
}

.mobile-nav-footer {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: center;
}

/* ===== 移动端优化 ===== */
@media (max-width: 768px) {
    .header {
        padding: 12px 15px;
    }
    
    .logo {
        font-size: 1.1em;
    }
    
    .logo-text {
        display: none;
    }
    
    .header-nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .header-right {
        gap: 8px;
    }
    
    .theme-toggle,
    .mobile-menu-toggle {
        width: 36px;
        height: 36px;
        font-size: 1em;
    }
    
    .container {
        padding: 15px;
    }
    
    .page-title {
        font-size: 1.6em;
    }
    
    .page-description {
        font-size: 0.9em;
    }
    
    .action-bar {
        flex-direction: column;
        align-items: stretch;
        gap: 15px;
        padding: 15px;
    }
    
    .action-bar-title {
        font-size: 1.1em;
    }
    
    .action-buttons {
        width: 100%;
        display: flex;
        gap: 10px;
    }
    
    .btn {
        flex: 1;
        padding: 12px 16px;
        font-size: 0.95em;
        min-width: 44px;
        min-height: 44px;
        justify-content: center;
    }
    
    /* 移动端按钮显示图标和文字 */
    .btn span {
        display: inline-block !important;
    }
    
    .btn span:first-child {
        margin-right: 6px;
        font-size: 1em;
    }
    
    .config-list {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .config-item {
        padding: 20px;
    }
    
    .config-item-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .config-item-title {
        width: 100%;
        flex-wrap: wrap;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .tabs {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }
    
    .tabs::-webkit-scrollbar {
        display: none;
    }
    
    .tab-btn {
        white-space: nowrap;
        padding: 12px 20px;
        font-size: 1em;
    }
    
    .message {
        top: 10px;
        right: 10px;
        left: 10px;
        max-width: none;
        padding: 12px 20px;
        font-size: 0.9em;
    }
}

@media (max-width: 480px) {
    .header {
        padding: 10px 12px;
        min-height: 52px;
    }
    
    .logo {
        font-size: 1em;
    }
    
    .container {
        padding: 10px;
    }
    
    .page-header {
        margin-bottom: 20px;
    }
    
    .page-title {
        font-size: 1.4em;
    }
    
    .page-description {
        font-size: 0.85em;
        line-height: 1.5;
    }
    
    .action-bar {
        padding: 12px;
    }
    
    .config-item {
        padding: 15px;
    }
    
    .btn {
        padding: 12px 14px;
        font-size: 0.9em;
        min-width: 44px;
        min-height: 44px;
        justify-content: center;
    }
    
    /* 确保按钮文字显示 */
    .btn span {
        display: inline-block !important;
    }
    
    .btn span:first-child {
        margin-right: 4px;
        font-size: 0.95em;
    }
    
    .mobile-nav-menu {
        width: 260px;
        max-width: 85%;
    }
    
    .form-control {
        font-size: 16px; /* 防止 iOS 自动缩放 */
    }
}

/* ===== 容器 ===== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 30px;
}

/* ===== 页面标题 ===== */
.page-header {
    margin-bottom: 30px;
}

.page-title {
    font-size: 2.2em;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.page-description {
    color: var(--text-secondary);
    font-size: 1em;
    line-height: 1.6;
}

/* ===== 标签页 ===== */
.tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 0;
}

.tab-btn {
    padding: 15px 30px;
    background: transparent;
    border: none;
    border-bottom: 3px solid transparent;
    cursor: pointer;
    font-size: 1.1em;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all 0.3s;
    position: relative;
    top: 2px;
}

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

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

/* ===== 标签页内容 ===== */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== 操作栏 ===== */
.action-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.action-bar-title {
    font-size: 1.3em;
    font-weight: 600;
    color: var(--text-primary);
}

.action-buttons {
    display: flex;
    gap: 10px;
}

/* ===== 按钮 ===== */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1em;
    font-weight: 500;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

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

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

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

.btn-success:hover {
    background: #38a169;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(72, 187, 120, 0.4);
}

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

.btn-danger:hover {
    background: #e53e3e;
    transform: translateY(-2px);
}

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

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

/* ===== 配置列表 ===== */
.config-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(500px, 1fr));
    gap: 20px;
}

.config-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 25px;
    transition: all 0.3s;
    box-shadow: var(--shadow);
    position: relative;
}

.config-item:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-color);
    transform: translateY(-2px);
}

.config-item-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
}

.config-item-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.2em;
    font-weight: 600;
    color: var(--text-primary);
}

.config-item-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.85em;
    font-weight: 500;
}

.badge-user {
    background: rgba(102, 126, 234, 0.1);
    color: var(--accent-color);
    border: 1px solid var(--accent-color);
}

.badge-bot {
    background: rgba(72, 187, 120, 0.1);
    color: var(--success-color);
    border: 1px solid var(--success-color);
}

.badge-trusted {
    background: rgba(72, 187, 120, 0.1);
    color: var(--success-color);
    border: 1px solid var(--success-color);
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.95em;
}

.form-control {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1em;
    font-family: inherit;
    background: var(--bg-secondary);
    color: var(--text-primary);
    transition: all 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    background: var(--bg-primary);
}

.form-control::placeholder {
    color: var(--text-secondary);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.form-row.full {
    grid-template-columns: 1fr;
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
    font-family: 'Monaco', 'Menlo', 'Courier New', monospace;
}

select.form-control {
    cursor: pointer;
}

/* ===== 空状态 ===== */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

.empty-state-icon {
    font-size: 4em;
    margin-bottom: 20px;
    opacity: 0.5;
}

.empty-state-text {
    font-size: 1.1em;
    margin-bottom: 10px;
}

.empty-state-hint {
    font-size: 0.9em;
    opacity: 0.7;
}

/* ===== 消息提示 ===== */
.message {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px 25px;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    display: none;
    z-index: 1000;
    animation: slideIn 0.3s;
    max-width: 400px;
    word-wrap: break-word;
    white-space: pre-line;
}

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

.message.success {
    background: var(--success-color);
    color: white;
    border-left: 4px solid #2f855a;
}

.message.error {
    background: var(--danger-color);
    color: white;
    border-left: 4px solid #c53030;
}

.message.show {
    display: block;
}

/* ===== 标签列表 ===== */
.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.tag {
    background: var(--bg-secondary);
    color: var(--text-primary);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.9em;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border: 1px solid var(--border-color);
}

.tag .remove {
    cursor: pointer;
    font-weight: bold;
    opacity: 0.7;
}

.tag .remove:hover {
    opacity: 1;
}

/* ===== 键值对 ===== */
.key-value-pairs {
    margin-top: 15px;
}

.key-value-item {
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    gap: 10px;
    margin-bottom: 10px;
    align-items: center;
}

/* ===== 响应式设计 ===== */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    .config-list {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    /* 移动端按钮优化 - 显示图标和文字 */
    .btn {
        min-width: 44px; /* 触摸目标最小尺寸 */
        min-height: 44px;
        justify-content: center;
    }
    
    /* 确保按钮文字显示 */
    .btn span {
        display: inline-block !important;
    }
    
    .btn span:first-child {
        margin-right: 6px;
        font-size: 1em;
    }
    
    /* 移动端导航栏优化 */
    .header {
        min-height: 56px; /* 确保触摸目标足够大 */
    }
    
    .logo {
        min-width: 44px;
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
}

/* ===== 滚动条样式 ===== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

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

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

/* ===== 加载动画 ===== */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}