/* ========== CSS Variables ========== */
:root {
    --primary: #2563EB;
    --primary-light: #DBEAFE;
    --primary-dark: #1D4ED8;
    --secondary: #0891B2;
    --secondary-light: #CFFAFE;
    --bg: #F1F5F9;
    --card-bg: #FFFFFF;
    --text: #1E293B;
    --text-secondary: #64748B;
    --text-light: #94A3B8;
    --border: #E2E8F0;
    --border-light: #F1F5F9;
    --success: #16A34A;
    --success-light: #DCFCE7;
    --warning: #F59E0B;
    --warning-light: #FEF3C7;
    --danger: #DC2626;
    --danger-light: #FEE2E2;
    --info: #0EA5E9;
    --info-light: #E0F2FE;
    --purple: #7C3AED;
    --purple-light: #EDE9FE;
    --sidebar-width: 240px;
    --sidebar-bg: #0F172A;
    --sidebar-text: #CBD5E1;
    --sidebar-active: #2563EB;
    --radius: 10px;
    --radius-sm: 6px;
    --shadow: 0 1px 3px rgba(0,0,0,0.08), 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(0,0,0,0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.05);
    --transition: all 0.2s ease;
    /* v8.7.5: 别名变量 — app.js inline styles 引用但未定义，导致卡片透明/边框消失 */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8FAFC;
    --bg-tertiary: #F1F5F9;
    --text-primary: #1E293B;
    --text-secondary-2: #64748B;
    --text-tertiary: #94A3B8;
    --border-primary: #E2E8F0;
    --border-secondary: #F1F5F9;
    --border-tertiary: #E2E8F0;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 14px;
    line-height: 1.5;
    overflow-x: hidden;
}

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

.sidebar {
    width: var(--sidebar-width);
    background: var(--sidebar-bg);
    color: var(--sidebar-text);
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
    overflow: hidden;
}

.sidebar-header {
    padding: 20px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    display: flex;
    align-items: center;
    gap: 10px;
}

.sidebar-logo {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    color: #fff;
    flex-shrink: 0;
}

.sidebar-title {
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    line-height: 1.3;
}

.sidebar-title small {
    font-size: 11px;
    color: var(--text-light);
    font-weight: 400;
    display: block;
    margin-top: 2px;
}

.sidebar-toggle-btn {
    margin-left: auto;
    background: rgba(255,255,255,0.08);
    border: none;
    color: rgba(255,255,255,0.6);
    width: 28px;
    height: 28px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    flex-shrink: 0;
}
.sidebar-toggle-btn:hover { background: rgba(255,255,255,0.15); color: #fff; }

/* Collapsed sidebar */
.sidebar-expand-btn { display: none; }
.sidebar.collapsed { width: 60px; }
.sidebar.collapsed .sidebar-title,
.sidebar.collapsed .sidebar-footer,
.sidebar.collapsed .nav-section-label,
.sidebar.collapsed .nav-item span:not(.nav-icon):not(.nav-badge) { display: none; }
.sidebar.collapsed .nav-item { justify-content: center; padding: 10px 0; }
.sidebar.collapsed .nav-badge { position: absolute; top: 2px; right: 6px; font-size: 9px; min-width: 14px; height: 14px; line-height: 14px; padding: 0 3px; }
.sidebar.collapsed .sidebar-header { padding: 20px 12px; justify-content: center; }
.sidebar.collapsed .sidebar-toggle-btn { display: none; }
.sidebar.collapsed .sidebar-logo { margin: 0 auto; cursor: pointer; }
.sidebar.collapsed .sidebar-expand-btn {
    position: fixed; top: 18px; left: 62px; z-index: 1001;
    width: 28px; height: 28px; border-radius: 50%; border: none;
    background: #1e293b; color: #fff; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    font-size: 16px; box-shadow: 0 2px 8px rgba(0,0,0,0.25);
    transition: all 0.2s;
}
.sidebar.collapsed .sidebar-expand-btn:hover { background: #334155; transform: scale(1.1); }
.main.sidebar-collapsed { margin-left: 60px; width: calc(100vw - 60px); max-width: calc(100vw - 60px); }
@media (max-width: 768px) { .sidebar-toggle-btn { display: none; } .sidebar-expand-btn { display: none !important; } }

/* ===== Nav section accordion ===== */
.nav-section-label.clickable {
    cursor: pointer;
    user-select: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 12px 6px;
    transition: background 0.15s;
    border-radius: 6px;
}
.nav-section-label.clickable:hover { background: rgba(255,255,255,0.06); }
.nav-section-label.clickable .section-arrow {
    font-size: 10px;
    transition: transform 0.2s;
    display: inline-block;
}
.nav-section-label.clickable.collapsed .section-arrow { transform: rotate(-90deg); }
.nav-section-body { display: block; }
.nav-section-body.collapsed { display: none; }
/* 完全折叠的侧边栏模式下，section标题箭头也隐藏 */
.sidebar.collapsed .nav-section-label.clickable .section-arrow { display: none; }

.sidebar-nav {
    flex: 1;
    padding: 12px 10px;
    overflow-y: auto;
}

.nav-section-label {
    font-size: 11px;
    text-transform: uppercase;
    color: rgba(148, 163, 184, 0.7);
    padding: 14px 14px 6px;
    letter-spacing: 1px;
    font-weight: 700;
    border-bottom: 1px solid rgba(148, 163, 184, 0.1);
    margin-bottom: 4px;
}
.nav-section-label:first-child {
    border-top: none;
    padding-top: 8px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    color: var(--sidebar-text);
    font-size: 13.5px;
    margin-bottom: 1px;
    position: relative;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.nav-item .nav-icon {
    flex-shrink: 0;
    width: 20px;
    text-align: center;
    font-size: 15px;
}

.nav-item:hover {
    background: rgba(255,255,255,0.06);
    color: #fff;
}

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

.nav-item .nav-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-badge {
    margin-left: auto !important;
    background: rgba(148, 163, 184, 0.25) !important;
    color: rgba(255, 255, 255, 0.7) !important;
    font-size: 11px !important;
    padding: 1px 7px !important;
    border-radius: 10px !important;
    font-weight: 500 !important;
    min-width: 22px;
    text-align: center;
    flex-shrink: 0;
}

/* v8.3.1: 信息性徽章（案件/项目/产品/合同总数）使用低调灰色，不再用红色刺眼 */
.nav-badge.nav-badge-info {
    background: rgba(148, 163, 184, 0.2) !important;
    color: rgba(255, 255, 255, 0.55) !important;
    font-weight: 400 !important;
}

/* v8.3.1: 紧急徽章（期限逾期/审批待办）保留红色警示 */
.nav-badge.nav-badge-urgent {
    background: #DC2626 !important;
    color: #fff !important;
    font-weight: 600 !important;
}

.nav-item.active .nav-badge {
    background: rgba(255,255,255,0.2) !important;
    color: #fff !important;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid rgba(255,255,255,0.08);
    font-size: 12px;
    color: var(--text-light);
    text-align: center;
}

/* ========== Main Content ========== */
.main {
    flex: 1;
    min-width: 0;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    width: calc(100vw - var(--sidebar-width));
    max-width: calc(100vw - var(--sidebar-width));
    box-sizing: border-box;
    overflow-x: hidden;
}

.topbar {
    height: 60px;
    background: var(--card-bg);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 50;
}

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

.page-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text);
}

.breadcrumb {
    font-size: 12px;
    color: var(--text-secondary);
}

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

.search-box {
    position: relative;
    width: 260px;
}

.search-box input {
    width: 100%;
    padding: 8px 12px 8px 36px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 13px;
    background: var(--bg);
    outline: none;
    transition: var(--transition);
}

.search-box input:focus {
    border-color: var(--primary);
    background: #fff;
    box-shadow: 0 0 0 3px var(--primary-light);
}

.search-box .search-icon {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
    font-size: 14px;
}

/* ========== Search Dropdown ========== */
.search-result-item {
    display: flex;
    align-items: center;
    padding: 10px 12px;
    cursor: pointer;
    border-bottom: 1px solid #f1f5f9;
    transition: background 0.15s;
}

.search-result-item:hover {
    background: var(--bg);
}

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

.btn {
    padding: 8px 16px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

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

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

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

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

.btn-sm {
    padding: 5px 10px;
    font-size: 12px;
}

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

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

.user-avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
}

.user-avatar.clickable {
    cursor: pointer;
    transition: transform 0.15s;
}
.user-avatar.clickable:hover {
    transform: scale(1.08);
}

/* ========== User Menu Dropdown ========== */
.user-menu-wrap {
    position: relative;
}
.user-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    width: 200px;
    background: #fff;
    border-radius: var(--radius);
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
    border: 1px solid var(--border);
    z-index: 1000;
    display: none;
    overflow: hidden;
}
.user-dropdown.show { display: block; }
.user-dropdown-header {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
    background: var(--bg);
}
.user-dropdown-name {
    font-weight: 600;
    font-size: 14px;
    color: var(--text);
}
.user-dropdown-role {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 2px;
}
.user-dropdown-item {
    padding: 10px 16px;
    font-size: 13px;
    color: var(--text);
    cursor: pointer;
    transition: background 0.15s;
}
.user-dropdown-item:hover {
    background: var(--bg);
}
.user-dropdown-item.danger {
    color: var(--danger);
}
.user-dropdown-item.danger:hover {
    background: var(--danger-light);
}

/* ========== Login Overlay ========== */
.login-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: linear-gradient(135deg, #0F172A 0%, #1E293B 50%, #0F172A 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    display: none;
}
.login-overlay.show { display: flex; }

.login-box {
    width: 400px;
    max-width: 90vw;
    background: #fff;
    border-radius: 16px;
    padding: 40px 36px 28px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}
.login-logo {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: linear-gradient(135deg, #2563EB, #0891B2);
    color: #fff;
    font-size: 22px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    box-shadow: 0 4px 12px rgba(37,99,235,0.3);
}
.login-header h1 {
    font-size: 22px;
    font-weight: 700;
    color: var(--text);
    margin: 0 0 4px;
}
.login-header p {
    font-size: 13px;
    color: var(--text-secondary);
    margin: 0;
}

.login-form {
    margin-bottom: 24px;
}
.login-field {
    position: relative;
    margin-bottom: 16px;
}
.login-field-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 16px;
    opacity: 0.5;
}
.login-input {
    width: 100%;
    padding: 12px 14px 12px 42px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    color: var(--text);
    background: #F8FAFC;
    transition: all 0.2s;
    box-sizing: border-box;
}
.login-input:focus {
    outline: none;
    border-color: var(--primary);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}
.login-error {
    color: var(--danger);
    font-size: 13px;
    min-height: 18px;
    margin-bottom: 8px;
}
.login-btn {
    width: 100%;
    padding: 13px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    letter-spacing: 2px;
}
.login-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(37,99,235,0.3);
}
.login-btn:active {
    transform: translateY(0);
}

.login-quick {
    border-top: 1px solid var(--border);
    padding-top: 20px;
}
.login-quick-title {
    font-size: 12px;
    color: var(--text-light);
    text-align: center;
    margin-bottom: 12px;
}
.quick-users {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}
.quick-user-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: #fff;
    cursor: pointer;
    transition: all 0.15s;
    font-size: 13px;
    color: var(--text);
    text-align: left;
}
.quick-user-btn:hover {
    border-color: var(--primary);
    background: var(--primary-light);
}
.quick-user-btn small {
    color: var(--text-secondary);
    font-size: 11px;
}
.quick-avatar {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.login-footer {
    text-align: center;
    font-size: 11px;
    color: var(--text-light);
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid var(--border-light);
}

.content {
    padding: 24px;
}

/* ========== Stat Cards ========== */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 16px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

.page.active > .stat-grid { width: 100% !important; }

/* ========== Quick Actions Bar ========== */
.quick-actions-bar {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.quick-action-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    font-size: 13px;
    font-weight: 500;
}

.quick-action-btn:hover {
    border-color: var(--primary);
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.1);
    transform: translateY(-1px);
}

.quick-action-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.stat-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.stat-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.stat-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.stat-card-label {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

.stat-card-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.stat-card-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--text);
    line-height: 1;
}

.stat-card-trend {
    font-size: 12px;
    margin-top: 8px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.trend-up {
    color: var(--success);
}

.trend-down {
    color: var(--danger);
}

/* ========== Charts ========== */
.chart-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 20px;
}

.chart-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    width: 100%;
    box-sizing: border-box;
}

.chart-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.chart-card-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
}

.chart-card-subtitle {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 2px;
}

.chart-container {
    position: relative;
    height: 240px;
}

.chart-container-tall {
    height: 300px;
}

/* ========== Tables ========== */
.table-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    overflow: hidden;
}

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

.table-card-title {
    font-size: 15px;
    font-weight: 600;
}

.table-wrapper {
    overflow-x: auto;
}

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

th {
    text-align: left;
    padding: 12px 16px;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

td {
    padding: 12px 16px;
    font-size: 13px;
    border-bottom: 1px solid var(--border-light);
    color: var(--text);
}

tr:hover td {
    background: var(--bg);
}

tr:last-child td {
    border-bottom: none;
}

.case-id {
    font-family: "SF Mono", "Consolas", monospace;
    font-size: 12px;
    color: var(--primary);
    font-weight: 500;
}

.case-title {
    font-weight: 500;
    color: var(--text);
    max-width: 280px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ========== Badges ========== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    white-space: nowrap;
}

.badge-primary { background: var(--primary-light); color: var(--primary-dark); }
.badge-success { background: var(--success-light); color: var(--success); }
.badge-warning { background: var(--warning-light); color: #92400E; }
.badge-danger { background: var(--danger-light); color: var(--danger); }
.badge-info { background: var(--info-light); color: #0369A1; }
.badge-purple { background: var(--purple-light); color: var(--purple); }
.badge-secondary { background: var(--secondary-light); color: #155E75; }
.badge-default { background: #F1F5F9; color: var(--text-secondary); }

.badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    margin-right: 6px;
}

/* ========== Business Type Toggle Bar ========== */
.biz-type-bar {
    display: flex;
    gap: 0;
    margin-bottom: 12px;
    border-bottom: 2px solid var(--border);
    padding-bottom: 0;
}
.biz-type-tab {
    padding: 8px 20px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all 0.2s;
    user-select: none;
}
.biz-type-tab:hover {
    color: var(--primary);
}
.biz-type-tab.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
    font-weight: 600;
}

/* v8.5: 状态 Tab 快速过滤（借鉴竞品设计） */
.status-tab-bar {
    display: flex;
    gap: 4px;
    margin-bottom: 12px;
    padding: 8px 0;
    overflow-x: auto;
    flex-wrap: wrap;
}
.status-tab {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 14px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.2s;
    user-select: none;
    white-space: nowrap;
}
.status-tab:hover {
    border-color: var(--primary);
    color: var(--primary);
}
.status-tab.active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
    font-weight: 600;
}
.status-tab .status-count {
    font-size: 11px;
    padding: 1px 6px;
    border-radius: 10px;
    background: rgba(255,255,255,0.25);
    font-weight: 600;
}
.status-tab:not(.active) .status-count {
    background: var(--border);
    color: var(--text-light);
}
.status-tab .status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

/* ========== Kanban Board ========== */
.kanban-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.view-toggle {
    display: flex;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.view-toggle button {
    padding: 7px 14px;
    border: none;
    background: #fff;
    font-size: 13px;
    cursor: pointer;
    color: var(--text-secondary);
    transition: var(--transition);
}

.view-toggle button.active {
    background: var(--primary);
    color: #fff;
}

.filter-chips {
    display: flex;
    gap: 8px;
}

.filter-chip {
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    border: 1px solid var(--border);
    background: #fff;
    color: var(--text-secondary);
    transition: var(--transition);
}

.filter-chip:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.filter-chip.active {
    background: var(--primary-light);
    border-color: var(--primary);
    color: var(--primary-dark);
}

.kanban-board {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding-bottom: 8px;
    min-height: 500px;
}

.kanban-column {
    min-width: 260px;
    flex-shrink: 0;
    background: var(--bg);
    border-radius: var(--radius);
    padding: 12px;
    display: flex;
    flex-direction: column;
}

.kanban-column-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
    padding: 0 4px;
}

.kanban-column-title {
    font-size: 13px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
}

.kanban-column-count {
    font-size: 12px;
    color: var(--text-secondary);
    background: var(--card-bg);
    padding: 1px 8px;
    border-radius: 10px;
    border: 1px solid var(--border);
}

.kanban-cards {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
}

.kanban-card {
    background: var(--card-bg);
    border-radius: var(--radius-sm);
    padding: 12px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    cursor: pointer;
    transition: var(--transition);
    border-left: 3px solid transparent;
}

.kanban-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.kanban-card.priority-high { border-left-color: var(--danger); }
.kanban-card.priority-medium { border-left-color: var(--warning); }
.kanban-card.priority-low { border-left-color: var(--success); }

.kanban-card-title {
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 8px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.kanban-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 11px;
    color: var(--text-secondary);
}

.kanban-card-meta-left {
    display: flex;
    align-items: center;
    gap: 6px;
}

.kanban-card-deadline {
    display: flex;
    align-items: center;
    gap: 3px;
    font-size: 11px;
}

.kanban-card-deadline.urgent {
    color: var(--danger);
    font-weight: 600;
}

/* ========== Deadline / Alert List ========== */
.deadline-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.deadline-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--card-bg);
    transition: var(--transition);
}

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

.deadline-item.urgent {
    border-left: 3px solid var(--danger);
    background: var(--danger-light);
}

.deadline-item.warning {
    border-left: 3px solid var(--warning);
}

.deadline-item.normal {
    border-left: 3px solid var(--success);
}

.deadline-item-info {
    flex: 1;
}

.deadline-item-title {
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 2px;
}

.deadline-item-meta {
    font-size: 12px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.deadline-item-days {
    text-align: right;
    flex-shrink: 0;
    margin-left: 12px;
}

.deadline-days-num {
    font-size: 20px;
    font-weight: 700;
    line-height: 1;
}

.deadline-days-label {
    font-size: 11px;
    color: var(--text-secondary);
}

.deadline-item.urgent .deadline-days-num { color: var(--danger); }
.deadline-item.warning .deadline-days-num { color: var(--warning); }

/* ========== Progress Bar ========== */
.progress-bar {
    width: 80px;
    height: 6px;
    background: var(--border-light);
    border-radius: 3px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    border-radius: 3px;
    transition: width 0.3s ease;
}

/* ========== Modal ========== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.4);
    z-index: 200;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-overlay.show {
    display: flex;
}

.modal {
    background: var(--card-bg);
    border-radius: var(--radius);
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: 16px;
    font-weight: 600;
}

.modal-close {
    width: 32px;
    height: 32px;
    border: none;
    background: var(--bg);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 18px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    background: var(--danger-light);
    color: var(--danger);
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

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

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 6px;
}

.form-label .required {
    color: var(--danger);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 9px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 13px;
    outline: none;
    transition: var(--transition);
    background: #fff;
    color: var(--text);
    font-family: inherit;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.form-textarea {
    min-height: 80px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

/* ========== Page ========== */
.page {
    display: none;
    width: 100%;
    box-sizing: border-box;
}

.page.active {
    display: block;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ========== Empty State ========== */
.empty-state {
    text-align: center;
    padding: 48px 20px;
    color: var(--text-secondary);
}

.empty-state-icon {
    font-size: 48px;
    margin-bottom: 12px;
    opacity: 0.3;
}

/* ========== v8.1: AI 期限预警 - 脉冲动画 ========== */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* v8.1: 已处理期限样式 */
.deadline-item.handled {
    opacity: 0.5;
    background: var(--bg-tertiary);
}
.deadline-item.handled .deadline-days-num {
    color: var(--success);
}

/* v8.1: 期限法律标签 */
.deadline-law {
    display: inline-block;
    font-size: 11px;
    color: var(--text-tertiary);
    background: var(--bg-tertiary);
    padding: 2px 6px;
    border-radius: 4px;
}

/* v8.1: 表单输入框统一样式（期限弹窗用） */
.form-input {
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 14px;
    outline: none;
    transition: border-color 0.15s;
}
.form-input:focus {
    border-color: var(--primary);
}

/* ========== Client Card ========== */
.client-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.client-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: var(--transition);
    cursor: pointer;
}

.client-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
    border-color: var(--primary);
}

.client-card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.client-avatar {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 600;
    color: #fff;
    flex-shrink: 0;
}

.client-name {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 2px;
}

.client-type {
    font-size: 12px;
    color: var(--text-secondary);
}

.client-stats {
    display: flex;
    gap: 16px;
    padding-top: 12px;
    border-top: 1px solid var(--border-light);
}

.client-stat {
    flex: 1;
}

.client-stat-value {
    font-size: 18px;
    font-weight: 700;
    color: var(--text);
}

.client-stat-label {
    font-size: 11px;
    color: var(--text-secondary);
}

/* ========== Finance Summary ========== */
.finance-summary {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 20px;
}

.finance-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 16px;
}

.finance-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
}

.finance-info {
    flex: 1;
}

.finance-label {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.finance-value {
    font-size: 22px;
    font-weight: 700;
}

/* ========== Tabs ========== */
.tabs {
    display: flex;
    gap: 4px;
    border-bottom: 2px solid var(--border);
    margin-bottom: 20px;
}

.tab {
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: var(--transition);
}

.tab:hover {
    color: var(--primary);
}

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

/* ========== Responsive ========== */
@media (max-width: 1200px) {
    .stat-grid { grid-template-columns: repeat(2, 1fr); }
    .chart-grid { grid-template-columns: 1fr; }
    .client-grid { grid-template-columns: repeat(2, 1fr); }
    .finance-summary { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); }
    .main { margin-left: 0; }
    .search-box { width: 160px; }
    .stat-grid { grid-template-columns: 1fr; }
    .client-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
}

/* ========== Scrollbar ========== */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-light);
}

/* ========== Utility ========== */
.text-primary { color: var(--primary); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.text-secondary { color: var(--text-secondary); }
.text-right { text-align: right; }
.text-center { text-align: center; }
.font-bold { font-weight: 600; }
.mt-16 { margin-top: 16px; }
.mb-16 { margin-bottom: 16px; }
.flex { display: flex; }
.items-center { align-items: center; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }

/* ========== Performance / 绩效考核 ========== */
.perf-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.perf-period {
    display: flex;
    align-items: center;
    gap: 10px;
}

.perf-period-label {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

.perf-rank-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--card-bg);
    cursor: pointer;
    transition: var(--transition);
    margin-bottom: 8px;
}

.perf-rank-item:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
    transform: translateX(2px);
}

.perf-rank-item.active {
    border-color: var(--primary);
    background: var(--primary-light);
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.15);
}

.perf-rank-num {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-light);
    width: 32px;
    text-align: center;
    flex-shrink: 0;
}

.perf-rank-num-inline {
    display: inline-flex;
    width: 24px;
    height: 24px;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--bg);
    font-size: 12px;
    font-weight: 700;
    color: var(--text-secondary);
}

.perf-rank-avatar {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.perf-rank-info {
    flex: 1;
    min-width: 0;
}

.perf-rank-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
}

.perf-rank-title {
    font-size: 11px;
    font-weight: 400;
    color: var(--text-secondary);
}

.perf-rank-stats {
    font-size: 11px;
    color: var(--text-secondary);
    margin-top: 2px;
    display: flex;
    align-items: center;
    gap: 4px;
    flex-wrap: wrap;
}

.perf-rank-score-wrap {
    text-align: right;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 4px;
}

.perf-rank-score {
    font-size: 24px;
    font-weight: 800;
    line-height: 1;
}

.kpi-score {
    font-size: 13px;
    font-weight: 600;
}

/* ===== 制度信息条 ===== */
.perf-info-bar {
    display: flex;
    align-items: stretch;
    gap: 0;
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 16px 20px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    border-left: 3px solid var(--primary);
    flex-wrap: wrap;
}

.perf-info-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0 16px;
    border-right: 1px solid var(--border-light);
    flex: 1;
    min-width: 140px;
}

.perf-info-item:last-child {
    border-right: none;
}

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

.perf-info-label {
    font-size: 11px;
    color: var(--text-secondary);
    font-weight: 500;
}

.perf-info-value {
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
    margin-top: 2px;
}

/* ===== Tab切换 ===== */
.perf-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
    background: var(--card-bg);
    padding: 6px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}

.perf-tab {
    flex: 1;
    text-align: center;
    padding: 10px 16px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.perf-tab:hover {
    background: var(--bg);
    color: var(--text);
}

.perf-tab.active {
    background: var(--primary);
    color: #fff;
    font-weight: 600;
    box-shadow: 0 2px 4px rgba(37, 99, 235, 0.25);
}

/* ===== 薪酬测算卡片 ===== */
.salary-card {
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    overflow: hidden;
    transition: var(--transition);
}

.salary-card:hover {
    box-shadow: var(--shadow-md);
}

.salary-card + .salary-card {
    margin-top: 12px;
}

.salary-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
}

.salary-items {
    padding: 8px 16px;
}

.salary-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-light);
    font-size: 13px;
    color: var(--text);
}

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

.salary-item span:first-child {
    color: var(--text-secondary);
}

.salary-amt {
    font-weight: 600;
    font-size: 14px;
    color: var(--text);
}

.salary-item-delay {
    background: var(--success-light);
    margin: 0 -16px;
    padding: 8px 16px;
    border-radius: 0;
    border-bottom: none;
}

.salary-item-delay span:first-child {
    color: var(--success);
}

.salary-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--primary-light);
    border-top: 2px solid var(--primary);
}

.salary-footer .salary-amt {
    font-size: 20px;
    color: var(--primary);
}

/* ===== 五级质检看板 ===== */
.qa-flow {
    display: flex;
    align-items: stretch;
    gap: 0;
    overflow-x: auto;
    padding: 8px 0 12px;
}

.qa-level-card {
    flex: 1;
    min-width: 130px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 14px 12px;
    text-align: center;
    transition: var(--transition);
    position: relative;
}

.qa-level-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.qa-level-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 8px;
}

.qa-level-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 4px;
}

.qa-level-executor {
    font-size: 11px;
    color: var(--primary);
    font-weight: 500;
    margin-bottom: 6px;
}

.qa-level-desc {
    font-size: 11px;
    color: var(--text-secondary);
    line-height: 1.4;
    margin-bottom: 6px;
}

.qa-level-meta {
    font-size: 10px;
    color: var(--text-light);
    padding-top: 6px;
    border-top: 1px solid var(--border-light);
}

.qa-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    flex-shrink: 0;
    font-size: 20px;
    color: var(--text-light);
    font-weight: 700;
}

/* ===== 质量红线 ===== */
.redline-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 16px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    margin-bottom: 8px;
    transition: var(--transition);
}

.redline-item:last-child {
    margin-bottom: 0;
}

.redline-item.danger {
    border-left: 3px solid var(--danger);
    background: var(--danger-light);
}

.redline-item.warning {
    border-left: 3px solid var(--warning);
    background: var(--warning-light);
}

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

.redline-icon {
    font-size: 20px;
    flex-shrink: 0;
    line-height: 1;
}

.redline-content {
    flex: 1;
}

.redline-scenario {
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 4px;
    line-height: 1.4;
}

.redline-consequence {
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.redline-item.danger .redline-consequence {
    color: var(--danger);
}

.redline-item.warning .redline-consequence {
    color: #92400E;
}

/* ===== 表格内KPI分数颜色 ===== */
.kpi-score.score-high { color: var(--success); }
.kpi-score.score-mid { color: var(--warning); }
.kpi-score.score-low { color: var(--danger); }

.kpi-editable {
    cursor: pointer;
    display: inline-block;
    min-width: 24px;
    padding: 2px 6px;
    border-radius: 4px;
    transition: var(--transition);
    border: 1px dashed transparent;
}

.kpi-editable:hover {
    background: var(--primary-light);
    border-color: var(--primary);
}

.kpi-editable:focus {
    outline: none;
    background: #fff;
    border: 1px solid var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

/* ===== 弹窗内宽表格优化 ===== */
.modal-wide {
    max-width: 800px;
}

/* ===== 响应式补充 ===== */
@media (max-width: 1200px) {
    .perf-info-bar {
        flex-direction: column;
        gap: 12px;
    }
    .perf-info-item {
        border-right: none;
        border-bottom: 1px solid var(--border-light);
        padding-bottom: 12px;
    }
    .perf-info-item:last-child {
        border-bottom: none;
        padding-bottom: 0;
    }
    .qa-level-card {
        min-width: 110px;
    }
}

@media (max-width: 768px) {
    .perf-tabs {
        flex-direction: column;
    }
    .qa-flow {
        flex-direction: column;
    }
    .qa-arrow {
        transform: rotate(90deg);
        width: 100%;
        height: 28px;
    }
    .salary-header {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
}

/* ========== Employee Management ========== */
.emp-role-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 4px;
    white-space: nowrap;
    font-weight: 500;
}

.emp-status-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 4px;
    white-space: nowrap;
    font-weight: 500;
}

.emp-status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    flex-shrink: 0;
}

/* ========== Approval Management ========== */
.approval-timeline {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.approval-timeline-item {
    display: flex;
    gap: 12px;
    position: relative;
}

.approval-timeline-dot {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    color: #fff;
    font-size: 11px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.approval-timeline-line {
    width: 2px;
    flex: 1;
    background: var(--border);
    margin: 2px 0;
    min-height: 20px;
}

.approval-amount-box {
    padding: 16px;
    background: var(--primary-light);
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.approval-amount-value {
    font-size: 24px;
    font-weight: 800;
    color: var(--primary);
}

.approval-content-box {
    padding: 16px;
    background: var(--bg);
    border-radius: var(--radius-sm);
    font-size: 13px;
    color: var(--text);
    line-height: 1.6;
    margin-bottom: 20px;
}

/* ========== Approval Tabs ========== */
.approval-tabs {
    display: flex;
    gap: 0;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--border);
}
.approval-tab {
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all 0.2s;
}
.approval-tab:hover {
    color: var(--primary);
}
.approval-tab.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}
.approval-tab-content {
    display: none;
}
.approval-tab-content.active {
    display: block;
}

/* ========== Approval Config ========== */
.approval-config-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    gap: 12px;
}

.flow-config-card {
    background: var(--card-bg, #fff);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px 20px;
    margin-bottom: 12px;
    transition: box-shadow 0.2s;
}
.flow-config-card:hover {
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}
.flow-config-card.disabled {
    opacity: 0.55;
}
.flow-config-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}
.flow-config-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}
.flow-config-body {
    padding-top: 12px;
    border-top: 1px solid var(--border);
}
.flow-preview {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 8px;
}
.flow-node-pill {
    font-size: 12px;
    padding: 3px 10px;
    border-radius: 12px;
    background: var(--primary-light, #DBEAFE);
    color: var(--primary, #2563EB);
    font-weight: 500;
    white-space: nowrap;
}
.flow-arrow-mini {
    color: var(--text-light, #94A3B8);
    font-size: 12px;
}
.flow-config-stats {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    font-size: 12px;
    color: var(--text-secondary);
}
.flow-cond-list {
    margin-top: 8px;
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}
.flow-cond-pill {
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 4px;
    background: #FEF3C7;
    color: #92400E;
    white-space: nowrap;
}

/* ========== Flow Editor ========== */
.flow-edit-section {
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}
.flow-edit-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}
.flow-edit-section-title {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text);
}
.flow-edit-node {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}
.flow-edit-cond {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    flex-wrap: nowrap;
}
.flow-color-pick.active {
    border-width: 2px;
    border-style: solid;
}

/* ========== Upload Area & Attachments ========== */
.upload-area {
    border: 2px dashed var(--border);
    border-radius: var(--radius-sm);
    padding: 24px 16px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    background: var(--bg);
}
.upload-area:hover {
    border-color: var(--primary);
    background: var(--primary-light);
}
.upload-area.dragover {
    border-color: var(--primary);
    background: var(--primary-light);
    border-style: solid;
}
.upload-icon {
    font-size: 28px;
    margin-bottom: 8px;
}
.upload-text {
    font-size: 14px;
    color: var(--text);
    font-weight: 500;
    margin-bottom: 4px;
}
.upload-hint {
    font-size: 12px;
    color: var(--text-secondary);
}
.upload-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-top: 8px;
}
.upload-file-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 13px;
}
.upload-file-icon {
    font-size: 16px;
    flex-shrink: 0;
}
.upload-file-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--text);
}
.upload-file-size {
    font-size: 12px;
    color: var(--text-secondary);
    flex-shrink: 0;
}
.upload-file-remove {
    background: none;
    border: none;
    color: var(--danger, #DC2626);
    font-size: 18px;
    cursor: pointer;
    padding: 0 4px;
    line-height: 1;
    flex-shrink: 0;
}
.upload-file-remove:hover {
    opacity: 0.7;
}

/* Approval detail attachments */
.approval-attachment-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    transition: box-shadow 0.2s;
}
.approval-attachment-item:hover {
    box-shadow: 0 2px 6px rgba(0,0,0,0.05);
}
.approval-attachment-info {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    overflow: hidden;
}
.approval-attachment-icon {
    font-size: 20px;
    flex-shrink: 0;
}
.approval-attachment-name {
    font-size: 13px;
    font-weight: 500;
    color: var(--text);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.approval-attachment-size {
    font-size: 11px;
    color: var(--text-secondary);
    margin-top: 2px;
}
.approval-attachment-actions {
    display: flex;
    gap: 6px;
    flex-shrink: 0;
}

/* ========== v8.7.9: AI Suite Layout Fix ========== */

/* 页面级 header（标题 + 工具栏） */
.page-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}
.page-header > div:first-child {
    flex: 1 1 auto;
    min-width: 0;
}
.page-header .filter-tools {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-shrink: 0;
}

/* AI 工作台紧凑布局：消除顶部空白 */
#page-ai_suite {
    padding: 0;
    margin: 0;
}
#page-ai_suite.active {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
#page-ai_suite > * { margin: 0; }
#page-ai_suite > .chart-card { width: 100%; }

/* v8.7.11: 修复 ai_suite / work_report 位置
   这两个 page 之前误放在 .main 外面，导致显示在视口底部 y=720。
   用 fixed 定位拉回 main 区域（top=60 header高, left=240 sidebar宽） */
#page-ai_suite, #page-work_report {
    position: fixed;
    top: 60px;
    left: 240px;
    right: 0;
    bottom: 0;
    overflow-y: auto;
    overflow-x: hidden;
    background: #FAF8F2;
    z-index: 1;
    padding: 20px 24px;
    box-sizing: border-box;
}
#page-ai_suite.active, #page-work_report.active {
    display: flex;
}

/* AI 功能卡片网格 */
.ai-feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 10px;
    width: 100%;
    box-sizing: border-box;
}

/* v8.9: AI工作台排版优化 */
.ai-feature-card {
    border: 1px solid var(--border-tertiary);
    border-radius: 10px;
    padding: 14px;
    cursor: pointer;
    transition: all 0.2s;
    background: var(--bg-primary);
    box-sizing: border-box;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.ai-feature-card:hover {
    border-color: var(--primary);
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    transform: translateY(-1px);
}
.ai-feature-card .ai-card-top {
    display: flex;
    align-items: flex-start;
    gap: 8px;
}
.ai-feature-card .ai-card-icon {
    font-size: 22px;
    line-height: 1;
    flex-shrink: 0;
}
.ai-feature-card .ai-card-title {
    font-weight: 500;
    font-size: 13px;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.ai-feature-card .ai-card-cat {
    display: inline-block;
    font-size: 10px;
    padding: 1px 6px;
    border-radius: 4px;
    margin-top: 3px;
}
.ai-feature-card .ai-card-desc {
    font-size: 11px;
    color: var(--text-secondary);
    line-height: 1.5;
    flex: 1;
}

.chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 5px 12px;
    border-radius: 16px;
    font-size: 12px;
    font-weight: 400;
    white-space: nowrap;
    cursor: pointer;
    transition: all 0.15s ease;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    user-select: none;
}
.chip:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}
.chip-active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
    font-weight: 500;
}

.kanban-toolbar {
    flex-wrap: wrap;
    gap: 8px;
}
.kanban-toolbar .filter-chips {
    flex-wrap: wrap;
    flex: 1 1 auto;
    min-width: 0;
    max-width: 100%;
}
.kanban-toolbar > div:last-child {
    flex-shrink: 0;
}

#page-ai_suite .stat-grid {
    margin-bottom: 12px;
}
#page-ai_suite .stat-grid:empty {
    display: none;
    margin: 0;
}
#page-ai_suite .kanban-toolbar {
    margin-bottom: 12px;
}
#page-ai_suite > div[style*="margin-bottom:20px"] {
    margin-bottom: 12px !important;
}
#page-ai_suite .chart-card {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow: hidden;
}
#page-ai_suite #aiFeatureGrid {
    width: 100%;
    box-sizing: border-box;
}
/* v8.9: AI工作台响应式 */
@media (max-width: 1200px) {
    #page-ai_suite > div:last-child {
        grid-template-columns: 1fr !important;
    }
}


/* ===== v9.5i 手风琴折叠菜单（默认折叠，点哪个展开哪个） ===== */
.nav-section-label { display: none; }  /* 隐藏原分组标题，已被nav-group-header替代 */

.nav-group {
    margin-bottom: 2px;
}

.nav-group-header {
    display: flex;
    align-items: center;
    padding: 12px 14px 8px;
    font-size: 11px;
    text-transform: uppercase;
    color: rgba(148, 163, 184, 0.85);
    letter-spacing: 1px;
    font-weight: 700;
    border-bottom: 1px solid rgba(148, 163, 184, 0.1);
    cursor: pointer;
    user-select: none;
    transition: color 0.2s, background 0.2s;
    border-radius: 6px 6px 0 0;
}

.nav-group-header:hover {
    color: rgba(255, 255, 255, 0.95);
    background: rgba(255, 255, 255, 0.04);
}

.nav-group-arrow {
    display: inline-block;
    font-size: 9px;
    margin-right: 8px;
    transition: transform 0.25s ease;
    color: rgba(148, 163, 184, 0.7);
    width: 12px;
    text-align: center;
}

.nav-group.expanded .nav-group-arrow {
    transform: rotate(90deg);
    color: rgba(255, 255, 255, 0.9);
}

.nav-group-title {
    flex: 1;
}

.nav-group-items {
    display: none;
    padding: 4px 6px;
    overflow: hidden;
    animation: navGroupFade 0.25s ease;
}

.nav-group.expanded .nav-group-items {
    display: block;
}

@keyframes navGroupFade {
    from { opacity: 0; transform: translateY(-4px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* 折叠状态下不显示分组标题（侧边栏整体折叠时） */
.sidebar.collapsed .nav-group-header {
    padding: 8px 4px;
    justify-content: center;
    border-bottom: none;
}
.sidebar.collapsed .nav-group-title,
.sidebar.collapsed .nav-group-items {
    display: none;
}
.sidebar.collapsed .nav-group-arrow {
    margin-right: 0;
    font-size: 14px;
}