/* AI军师 - 全局样式 */

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

:root {
    --primary: #4f46e5;
    --primary-hover: #4338ca;
    --primary-light: #eef2ff;
    --danger: #dc2626;
    --success: #16a34a;
    --warning: #f59e0b;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --radius: 8px;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
    font-size: 15px;
    line-height: 1.6;
    color: var(--gray-800);
    background: var(--gray-50);
    min-height: 100vh;
}

a {
    color: var(--primary);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* Login Page */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.login-container {
    width: 400px;
    max-width: 95vw;
    padding: 40px;
    background: #fff;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.login-header h1 {
    font-size: 28px;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.login-header p {
    color: var(--gray-500);
    font-size: 14px;
}

.login-form .form-group {
    margin-bottom: 20px;
}

.login-form label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.login-form input {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    font-size: 15px;
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
}

.login-form input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

/* Layout */
.app-layout {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 240px;
    background: var(--gray-900);
    color: #fff;
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
}

.sidebar-brand {
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-700);
}

.sidebar-brand h2 {
    font-size: 18px;
    margin-bottom: 4px;
}

.sidebar-brand p {
    font-size: 12px;
    color: var(--gray-400);
}

.sidebar-nav {
    flex: 1;
    padding: 16px 0;
    overflow-y: auto;
}

.nav-section {
    margin-bottom: 16px;
}

.nav-section-title {
    padding: 8px 24px;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gray-400);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 24px;
    color: var(--gray-300);
    font-size: 14px;
    transition: all 0.15s;
    cursor: pointer;
}

.nav-item:hover {
    background: var(--gray-800);
    color: #fff;
    text-decoration: none;
}

.nav-item.active {
    background: var(--primary);
    color: #fff;
}

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

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 240px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Top Bar */
.topbar {
    background: #fff;
    border-bottom: 1px solid var(--gray-200);
    padding: 12px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 50;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.topbar .user-info {
    font-size: 14px;
    color: var(--gray-600);
}

.topbar .user-role {
    font-size: 12px;
    padding: 2px 8px;
    border-radius: 10px;
    background: var(--primary-light);
    color: var(--primary);
}

/* Page Content */
.page-content {
    flex: 1;
    padding: 24px;
}

.page-header {
    margin-bottom: 24px;
}

.page-header h3 {
    font-size: 22px;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.page-header p {
    color: var(--gray-500);
    font-size: 14px;
}

/* Cards */
.card {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
}

.card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--gray-200);
    font-weight: 600;
    font-size: 15px;
}

.card-body {
    padding: 20px;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: #fff;
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
}

.stat-card .stat-label {
    font-size: 13px;
    color: var(--gray-500);
    margin-bottom: 8px;
}

.stat-card .stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--gray-900);
}

.stat-card .stat-change {
    font-size: 12px;
    margin-top: 4px;
}

.stat-card .stat-change.up {
    color: var(--success);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 8px 16px;
    border: none;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s;
    text-decoration: none;
}

.btn:hover {
    text-decoration: none;
}

.btn-primary {
    background: var(--primary);
    color: #fff;
}

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

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

.btn-danger:hover {
    background: #b91c1c;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--gray-300);
    color: var(--gray-700);
}

.btn-outline:hover {
    background: var(--gray-100);
}

.btn-sm {
    padding: 4px 10px;
    font-size: 13px;
}

.btn-block {
    display: block;
    width: 100%;
}

/* Alerts */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 16px;
    font-size: 14px;
}

.alert-error {
    background: #fef2f2;
    color: var(--danger);
    border: 1px solid #fecaca;
}

.alert-success {
    background: #f0fdf4;
    color: var(--success);
    border: 1px solid #bbf7d0;
}

.alert-info {
    background: #eff6ff;
    color: #2563eb;
    border: 1px solid #bfdbfe;
}

/* Tables */
.table-container {
    overflow-x: auto;
}

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

table th,
table td {
    padding: 10px 16px;
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
}

table th {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gray-500);
    background: var(--gray-50);
}

table tr:hover {
    background: var(--gray-50);
}

table td {
    font-size: 14px;
}

/* Chat Interface */
.chat-container {
    display: flex;
    flex-direction: column;
    height: calc(100vh - 130px);
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    overflow: hidden;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.chat-message {
    display: flex;
    gap: 12px;
    max-width: 85%;
}

.chat-message.user {
    align-self: flex-end;
    flex-direction: row-reverse;
}

.chat-message.assistant {
    align-self: flex-start;
}

.chat-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
}

.chat-message.user .chat-avatar {
    background: var(--primary-light);
}

.chat-message.assistant .chat-avatar {
    background: var(--gray-100);
}

.chat-bubble {
    padding: 12px 16px;
    border-radius: 12px;
    font-size: 14px;
    line-height: 1.6;
}

.chat-message.user .chat-bubble {
    background: var(--primary);
    color: #fff;
    border-bottom-right-radius: 4px;
}

.chat-message.assistant .chat-bubble {
    background: var(--gray-100);
    border-bottom-left-radius: 4px;
}

.chat-bubble .fact-box {
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: 6px;
    padding: 12px;
    margin-top: 8px;
}

.chat-bubble .script-box {
    background: var(--primary-light);
    border-radius: 6px;
    padding: 12px;
    margin-top: 8px;
}

.chat-input-area {
    padding: 16px 24px;
    border-top: 1px solid var(--gray-200);
    display: flex;
    gap: 12px;
    background: var(--gray-50);
}

.chat-input-area textarea {
    flex: 1;
    padding: 10px 14px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    font-size: 14px;
    resize: none;
    outline: none;
    min-height: 44px;
    max-height: 120px;
    font-family: inherit;
}

.chat-input-area textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

.chat-input-area button {
    align-self: flex-end;
}

/* Loading */
.loading-spinner {
    width: 24px;
    height: 24px;
    border: 3px solid var(--gray-200);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

/* Two-column Layout (双栏布局) */
.two-column {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

/* Modal */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal {
    background: #fff;
    border-radius: 12px;
    width: 500px;
    max-width: 95vw;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    font-size: 16px;
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--gray-200);
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

/* Tabs */
.tabs {
    display: flex;
    border-bottom: 2px solid var(--gray-200);
    gap: 0;
}

.tab-item {
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-500);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all 0.15s;
}

.tab-item:hover {
    color: var(--gray-700);
}

.tab-item.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

/* Form elements */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

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

/* Pagination */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    margin-top: 20px;
}

.pagination a,
.pagination span {
    padding: 6px 12px;
    border: 1px solid var(--gray-300);
    border-radius: 6px;
    font-size: 14px;
    color: var(--gray-700);
    transition: all 0.15s;
}

.pagination a:hover {
    background: var(--gray-100);
    text-decoration: none;
}

.pagination .current {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

/* Tags */
.tag {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 12px;
    font-weight: 500;
}

.tag-primary {
    background: var(--primary-light);
    color: var(--primary);
}

.tag-success {
    background: #f0fdf4;
    color: var(--success);
}

.tag-danger {
    background: #fef2f2;
    color: var(--danger);
}

.tag-warning {
    background: #fffbeb;
    color: #d97706;
}

/* Copy button */
.copy-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    font-size: 12px;
    background: var(--gray-100);
    border: 1px solid var(--gray-200);
    border-radius: 4px;
    cursor: pointer;
    color: var(--gray-500);
    transition: all 0.15s;
}

.copy-btn:hover {
    background: var(--gray-200);
    color: var(--gray-700);
}

.copy-btn.copied {
    background: var(--success);
    color: #fff;
    border-color: var(--success);
}

/* Utility */
.text-right { text-align: right; }
.text-center { text-align: center; }
.text-muted { color: var(--gray-500); }
.text-sm { font-size: 13px; }
.font-bold { font-weight: 600; }
.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; }
.mb-2 { margin-bottom: 8px; }
.mb-4 { margin-bottom: 16px; }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-4 { gap: 16px; }
.hidden { display: none !important; }

/* ========== 销售工作台（纯文本）========== */
.sales-workbench {
    background: #fff;
    min-height: 100vh;
}

.workbench-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
    height: 56px;
    border-bottom: 1px solid var(--gray-200);
    background: #fff;
    position: sticky;
    top: 0;
    z-index: 50;
}

.topbar-brand {
    font-size: 18px;
    font-weight: 700;
    color: var(--gray-900);
}

.topbar-nav {
    display: flex;
    gap: 0;
}

.topbar-link {
    padding: 16px 20px;
    font-size: 14px;
    color: var(--gray-500);
    border-bottom: 2px solid transparent;
    text-decoration: none;
    transition: all 0.15s;
}

.topbar-link:hover {
    color: var(--gray-700);
    text-decoration: none;
    background: var(--gray-50);
}

.topbar-link.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

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

.user-name {
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-700);
}

/* 搜索主区域 */
.search-main {
    max-width: 1100px;
    margin: 0 auto;
    padding: 40px 32px 60px;
}

.search-hero {
    text-align: center;
    margin-bottom: 32px;
}

.search-title {
    font-size: 28px;
    color: var(--gray-900);
    margin-bottom: 8px;
    font-weight: 600;
}

.search-subtitle {
    font-size: 15px;
    color: var(--gray-500);
}

/* 大搜索框 */
.search-area {
    margin-bottom: 32px;
}

.search-box-large {
    background: #fff;
    border: 2px solid var(--gray-200);
    border-radius: 12px;
    padding: 16px;
    transition: border-color 0.2s;
    box-shadow: var(--shadow-md);
}

.search-box-large:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.search-input {
    width: 100%;
    border: none;
    outline: none;
    font-size: 16px;
    line-height: 1.6;
    resize: none;
    font-family: inherit;
    color: var(--gray-800);
    min-height: 52px;
}

.search-input::placeholder {
    color: var(--gray-400);
}

.search-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--gray-100);
}

.search-hint {
    font-size: 12px;
    color: var(--gray-400);
}

.btn-search {
    padding: 8px 24px;
    font-size: 15px;
}

/* 双栏结果 */
.result-container {
    margin-top: 32px;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.result-question {
    background: var(--gray-50);
    border-left: 3px solid var(--primary);
    padding: 12px 16px;
    font-size: 15px;
    font-weight: 500;
    color: var(--gray-800);
    margin-bottom: 20px;
    border-radius: 0 6px 6px 0;
}

.dual-column {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 20px;
}

.dual-column-sm {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.column {
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: 8px;
    overflow: hidden;
}

.column-left {
    border-top: 3px solid var(--gray-400);
}

.column-right {
    border-top: 3px solid var(--primary);
}

.column-header {
    padding: 10px 16px;
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-600);
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
}

.column-body {
    padding: 16px;
    font-size: 14px;
    line-height: 1.7;
    color: var(--gray-700);
    max-height: 600px;
    overflow-y: auto;
}

.loading-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 40px 16px;
    color: var(--gray-400);
    font-size: 14px;
}

.formatted-text {
    white-space: pre-wrap;
}

/* 话术块 */
.script-block {
    background: var(--primary-light);
    border-radius: 6px;
    padding: 14px 16px;
    margin-bottom: 12px;
    position: relative;
}

.script-block:last-child {
    margin-bottom: 0;
}

.script-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.script-text {
    font-size: 14px;
    line-height: 1.7;
    color: var(--gray-700);
    white-space: pre-wrap;
    margin-bottom: 10px;
}

.script-block .copy-btn {
    float: right;
}

.text-error {
    color: var(--danger);
}

/* 反馈栏 */
.feedback-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: var(--gray-50);
    border-radius: 8px;
    border: 1px solid var(--gray-200);
}

.feedback-question {
    font-size: 14px;
    color: var(--gray-600);
}

.feedback-btn {
    padding: 6px 16px;
    border: 1px solid var(--gray-300);
    border-radius: 6px;
    background: #fff;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.15s;
    color: var(--gray-700);
}

.feedback-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

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

.feedback-thanks {
    font-size: 13px;
    color: var(--success);
    font-weight: 500;
}

/* ========== 历史记录页 ========== */
.history-main {
    max-width: 1100px;
    margin: 0 auto;
    padding: 32px;
}

.page-heading {
    font-size: 22px;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 24px;
}

.history-filter {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: 8px;
    padding: 16px 20px;
    margin-bottom: 20px;
}

.filter-row {
    display: flex;
    gap: 16px;
    align-items: flex-end;
    flex-wrap: wrap;
}

.filter-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.filter-item label {
    font-size: 12px;
    color: var(--gray-500);
    font-weight: 500;
}

.filter-item input {
    padding: 6px 10px;
    border: 1px solid var(--gray-300);
    border-radius: 6px;
    font-size: 14px;
    outline: none;
    min-width: 160px;
}

.filter-item input:focus {
    border-color: var(--primary);
}

.filter-actions {
    flex-direction: row;
    align-items: flex-end;
}

.history-count {
    font-size: 13px;
    color: var(--gray-500);
    margin-bottom: 12px;
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--gray-400);
}

.empty-state p {
    margin-bottom: 16px;
    font-size: 15px;
}

.history-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.history-item {
    border: 1px solid var(--gray-200);
    border-radius: 8px;
    overflow: hidden;
    transition: box-shadow 0.15s;
}

.history-item:hover {
    box-shadow: var(--shadow);
}

.history-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 16px;
    cursor: pointer;
    background: #fff;
}

.history-item-header:hover {
    background: var(--gray-50);
}

.history-question {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
    min-width: 0;
}

.history-date {
    font-size: 12px;
    color: var(--gray-400);
    white-space: nowrap;
}

.history-text {
    font-size: 14px;
    color: var(--gray-800);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.history-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.tag-sm {
    font-size: 11px;
    padding: 2px 6px;
}

.expand-icon {
    font-size: 12px;
    color: var(--gray-400);
    cursor: pointer;
    padding: 2px 8px;
}

.history-item-body {
    border-top: 1px solid var(--gray-200);
    padding: 16px;
    background: var(--gray-50);
    animation: fadeIn 0.2s ease;
}

.history-script {
    font-size: 14px;
    line-height: 1.7;
    white-space: pre-wrap;
    color: var(--gray-700);
}

/* ========== 管理后台增强 ========== */

/* 三栏调试布局 */
.triple-column {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 12px;
    margin-bottom: 20px;
}

.triple-column .column-left {
    border-top-color: #f59e0b;
}

.triple-column .column-middle {
    border-top-color: var(--primary);
}

.triple-column .column-right {
    border-top-color: var(--success);
}

.highlight-match {
    background: #fef3c7;
    padding: 1px 2px;
    border-radius: 2px;
}

/* 统计图表 */
.chart-container {
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
}

.chart-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 16px;
}

.bar-chart {
    display: flex;
    align-items: flex-end;
    gap: 12px;
    height: 180px;
    padding-top: 20px;
}

.bar-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.bar-value {
    font-size: 12px;
    color: var(--gray-500);
    font-weight: 600;
}

.bar-fill {
    width: 100%;
    max-width: 50px;
    background: var(--primary);
    border-radius: 4px 4px 0 0;
    transition: height 0.4s ease;
    min-height: 4px;
}

.bar-label {
    font-size: 11px;
    color: var(--gray-400);
}

/* 文件上传区域 */
.upload-zone {
    border: 2px dashed var(--gray-300);
    border-radius: 10px;
    padding: 40px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    background: var(--gray-50);
}

.upload-zone:hover,
.upload-zone.dragover {
    border-color: var(--primary);
    background: var(--primary-light);
}

.upload-zone p {
    color: var(--gray-500);
    font-size: 14px;
    margin-top: 8px;
}

.upload-zone .upload-hint {
    font-size: 12px;
    color: var(--gray-400);
}

.upload-progress {
    margin-top: 12px;
    height: 6px;
    background: var(--gray-200);
    border-radius: 3px;
    overflow: hidden;
}

.upload-progress-fill {
    height: 100%;
    background: var(--primary);
    border-radius: 3px;
    transition: width 0.3s;
}

.upload-file-list {
    margin-top: 12px;
}

.upload-file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 10px;
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: 6px;
    margin-bottom: 6px;
    font-size: 13px;
}

.upload-file-name {
    color: var(--gray-700);
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.upload-file-status {
    font-size: 12px;
    color: var(--success);
    flex-shrink: 0;
}

/* 定时同步开关 */
.sync-settings {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--gray-50);
    border-radius: 6px;
}

.toggle-switch {
    position: relative;
    width: 44px;
    height: 24px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-label {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: var(--gray-300);
    border-radius: 12px;
    transition: 0.2s;
}

.toggle-label::after {
    content: '';
    position: absolute;
    width: 18px;
    height: 18px;
    left: 3px;
    bottom: 3px;
    background: #fff;
    border-radius: 50%;
    transition: 0.2s;
}

.toggle-switch input:checked + .toggle-label {
    background: var(--primary);
}

.toggle-switch input:checked + .toggle-label::after {
    transform: translateX(20px);
}

/* 测试连接状态 */
.connection-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    padding: 4px 10px;
    border-radius: 4px;
    margin-left: 8px;
}

.connection-status.testing {
    background: #fffbeb;
    color: #d97706;
}

.connection-status.success {
    background: #f0fdf4;
    color: var(--success);
}

.connection-status.failed {
    background: #fef2f2;
    color: var(--danger);
}

/* 队列状态 */
.queue-status {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    padding: 3px 8px;
    border-radius: 10px;
}

.queue-status.pending {
    background: var(--gray-100);
    color: var(--gray-500);
}

.queue-status.parsing {
    background: #fffbeb;
    color: #d97706;
}

.queue-status.completed {
    background: #f0fdf4;
    color: var(--success);
}

.queue-status.failed {
    background: #fef2f2;
    color: var(--danger);
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        width: 200px;
    }

    .main-content {
        margin-left: 200px;
    }

    .two-column {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }

    .chat-message {
        max-width: 95%;
    }
}