:root {
    --primary: #1d4ed8;
    --primary-light: #3b82f6;
    --success: #0f766e;
    --warn: #b45309;
    --danger: #dc2626;
    --bg: #f4f6f9;
    --bg-panel: #ffffff;
    --border: #e2e8f0;
    --text: #0f172a;
    --text-secondary: #334155;
    --text-dim: #64748b;
    --shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
    --radius: 10px;
    --font: 'Noto Sans SC', 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Microsoft YaHei', sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    height: 100vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.cs-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    height: 48px;
    background: #1e3a8a;
    flex-shrink: 0;
}
.cs-header h1 {
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 10px;
}
.cs-header .logo {
    width: 30px; height: 30px;
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    font-size: 13px;
}
.header-actions { display: flex; gap: 10px; align-items: center; }
.btn {
    border: 1px solid var(--border);
    background: #fff;
    color: var(--text-secondary);
    border-radius: 8px;
    padding: 6px 12px;
    font-size: 13px;
    cursor: pointer;
    font-family: inherit;
}
.btn:hover { border-color: var(--primary-light); color: var(--primary); }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-light); color: #fff; }
.cs-header .btn,
.cs-header .btn-ghost {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.22);
    color: #fff;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
}
.cs-header .btn:hover,
.cs-header .btn-ghost:hover { background: rgba(255, 255, 255, 0.2); color: #fff; }
.header-settings { position: relative; }
.cs-header .btn-settings {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    padding: 0;
    border-radius: 8px;
}
.cs-header .btn-settings[aria-expanded="true"] {
    background: rgba(255, 255, 255, 0.22);
    color: #fff;
}
.settings-menu {
    position: absolute;
    right: 0;
    top: calc(100% + 6px);
    min-width: 200px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 10px;
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.14);
    padding: 6px;
    z-index: 1200;
}
.settings-menu[hidden] { display: none !important; }
.settings-menu a {
    display: block;
    padding: 9px 12px;
    border-radius: 8px;
    color: var(--text);
    text-decoration: none;
    font-size: 13px;
    white-space: nowrap;
}
.settings-menu a:hover {
    background: #f1f5f9;
    color: var(--primary);
}
.btn-sm { padding: 4px 10px; font-size: 12px; }
.btn-link {
    background: none;
    border: none;
    color: var(--primary);
    cursor: pointer;
    font-size: 13px;
    font-family: inherit;
}
.cs-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    padding: 8px 16px;
    background: var(--bg-panel);
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
    flex-shrink: 0;
    min-height: 44px;
}
.toolbar-left, .toolbar-right {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
}
.field {
    display: flex;
    flex-direction: column;
    gap: 4px;
    font-size: 12px;
    color: var(--text-dim);
}
.field-inline {
    flex-direction: row;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-secondary);
}
.field input, .field select, .sub-toolbar input, .sub-toolbar select {
    height: 32px;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0 10px;
    font-size: 13px;
    font-family: inherit;
    background: #fff;
}
.field-inline input {
    min-width: 148px;
    width: 148px;
}
.mode-select {
    height: 32px;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0 8px;
    font-size: 13px;
    font-family: inherit;
    background: #fff;
    color: var(--text-secondary);
}
.range-fields { gap: 6px; }
.range-sep { color: var(--text-dim); font-size: 13px; }
.btn-quiet {
    min-width: 32px;
    padding: 6px 10px;
    color: var(--text-dim);
    letter-spacing: 1px;
}
.btn-quiet:hover { color: var(--text); }
.dropdown { position: relative; }
.dropdown-menu {
    display: none;
    position: absolute;
    right: 0;
    top: calc(100% + 4px);
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(15,23,42,0.12);
    z-index: 20;
    min-width: 180px;
    overflow: hidden;
}
.dropdown.open .dropdown-menu { display: block; }
.dropdown-menu button {
    display: block;
    width: 100%;
    text-align: left;
    border: none;
    background: none;
    padding: 10px 14px;
    font-size: 13px;
    cursor: pointer;
    font-family: inherit;
    color: var(--text-secondary);
}
.dropdown-menu button:hover { background: #f1f5f9; color: var(--text); }
.cs-hint {
    padding: 8px 16px;
    font-size: 12px;
    color: var(--text-dim);
    background: #eff6ff;
    border-bottom: 1px solid #bfdbfe;
    flex-shrink: 0;
}
.cs-scope-note {
    margin: 0;
    padding: 6px 16px 0;
    font-size: 12px;
    color: var(--text-dim);
    line-height: 1.45;
    flex-shrink: 0;
}
.field-check {
    flex-direction: row;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--text-secondary);
    cursor: pointer;
    user-select: none;
    height: 32px;
}
.field-check input {
    width: 15px;
    height: 15px;
    margin: 0;
    accent-color: #2563eb;
}
.warn-text { color: #b45309; }
.muted { color: var(--text-dim); }
.row-cross td { background: #f8fafc; }
.cross-name { color: #64748b; font-weight: 600; }
.row-cross-seg td { background: #fffbeb; }
.badge-cross {
    display: inline-block;
    padding: 1px 6px;
    border-radius: 4px;
    font-size: 11px;
    background: #fef3c7;
    color: #92400e;
    margin-right: 4px;
}
.cross-in-seg {
    display: inline-block;
    margin-left: 6px;
    padding: 1px 6px;
    border-radius: 4px;
    font-size: 11px;
    background: #fef3c7;
    color: #92400e;
    vertical-align: middle;
    white-space: nowrap;
}
.td-police {
    max-width: 140px;
}
.police-ids {
    display: inline-block;
    max-width: 140px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    vertical-align: bottom;
    cursor: default;
}
.cs-summary {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    padding: 12px 16px;
    flex-shrink: 0;
}
.card {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px 16px;
    box-shadow: var(--shadow);
}
.card-group { padding: 14px 18px; }
.card-kicker {
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}
.card-metrics {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px 24px;
}
.card-label { font-size: 12px; color: var(--text-dim); margin-bottom: 6px; }
.card-value { font-size: 22px; font-weight: 700; color: var(--text); }
.card-sub { font-size: 12px; color: var(--text-dim); margin-top: 4px; }
@media (max-width: 900px) {
    .cs-summary { grid-template-columns: 1fr; }
}
.cs-tabs {
    display: flex;
    gap: 4px;
    padding: 0 16px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-panel);
    flex-shrink: 0;
}
.tab {
    border: none;
    background: none;
    padding: 12px 16px;
    font-size: 13px;
    color: var(--text-dim);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    font-family: inherit;
}
.tab.active { color: var(--primary); border-bottom-color: var(--primary); font-weight: 600; }
.cs-breadcrumb {
    padding: 8px 16px;
    font-size: 13px;
    color: var(--text-dim);
    background: #fff;
    border-bottom: 1px solid var(--border);
}
.cs-breadcrumb a { color: var(--primary); cursor: pointer; text-decoration: none; }
.cs-main {
    flex: 1;
    overflow: auto;
    padding: 12px 16px 24px;
}
.panel { display: none; }
.panel.active { display: block; }
.sub-toolbar {
    display: flex;
    gap: 8px;
    margin-bottom: 10px;
    flex-wrap: wrap;
    align-items: center;
}
.filter-bar {
    gap: 10px;
    padding: 0 0 2px;
}
.filter-bar .filter-search {
    width: 200px;
    min-width: 160px;
    flex: 0 1 220px;
}
.filter-bar .filter-select {
    width: 108px;
    min-width: 96px;
}
.filter-bar .check {
    margin-left: 2px;
    color: var(--text-dim);
    white-space: nowrap;
}
.table-wrap {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: auto;
    max-height: calc(100vh - 320px);
}
.table-wrap.wide { max-height: calc(100vh - 360px); }
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}
.data-table th, .data-table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    text-align: left;
    white-space: nowrap;
}
.data-table th {
    background: #f8fafc;
    color: var(--text-dim);
    font-weight: 600;
    position: sticky;
    top: 0;
    z-index: 1;
}
.data-table thead tr:first-child th { top: 0; }
.data-table thead tr:nth-child(2) th { top: 33px; }
.data-table.compact thead tr:nth-child(2) th { top: 25px; }
.data-table th.th-group {
    text-align: center;
    border-left: 2px solid #cbd5e1;
    font-size: 12px;
    letter-spacing: 0.5px;
}
/* V2 页表头底色区分：组行浅蓝底深蓝字，列行更浅蓝底；组间分隔线上下对齐（仅 pg-v2 作用域，不影响 V1） */
.pg-v2 .data-table thead tr:first-child th {
    background: #e7eef9;
    color: #1e3a8a;
}
.pg-v2 .data-table thead tr:nth-child(2) th {
    background: #f2f6fc;
}
.pg-v2 .data-table thead tr:nth-child(2) th:nth-child(5n+1) {
    border-left: 2px solid #cbd5e1;
}
/* V2 一级表头分组配色：子区域=蓝、站点=绿、线路=琥珀、按制式=紫；组行较深、列行同系浅色 */
.pg-v2 .data-table thead tr:first-child th.g-area { background: #dbeafe; color: #1e40af; }
.pg-v2 .data-table thead tr:nth-child(2) th.g-area { background: #eff6ff; }
.pg-v2 .data-table thead tr:first-child th.g-station { background: #d1fae5; color: #065f46; }
.pg-v2 .data-table thead tr:nth-child(2) th.g-station { background: #ecfdf5; }
.pg-v2 .data-table thead tr:first-child th.g-line { background: #fef3c7; color: #92400e; }
.pg-v2 .data-table thead tr:nth-child(2) th.g-line { background: #fffbeb; }
.pg-v2 .data-table thead tr:first-child th.g-net { background: #ede9fe; color: #5b21b6; }
.pg-v2 .data-table thead tr:nth-child(2) th.g-net { background: #f5f3ff; }
.data-table tr:hover td { background: #f8fafc; }
.data-table.compact th, .data-table.compact td { padding: 6px 8px; font-size: 12px; }
.progress-cell { display: flex; align-items: center; gap: 8px; }
.progress-bar {
    width: 80px; height: 6px; background: #e2e8f0; border-radius: 99px; overflow: hidden;
}
.progress-fill { height: 100%; background: var(--primary); }
.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 99px;
    font-size: 12px;
}
.badge-done { background: #f0fdfa; color: var(--success); }
.badge-progress { background: #fff7ed; color: var(--warn); }
.badge-pending { background: #f1f5f9; color: var(--text-dim); }
.badge-out { background: #fef2f2; color: var(--danger); }
.badge-ring { background: #f1f5f9; color: var(--text-secondary); }
.note { font-size: 12px; color: var(--text-dim); margin-bottom: 8px; }
.pager { margin-top: 10px; display: flex; gap: 8px; align-items: center; font-size: 13px; }
.drawer {
    position: fixed;
    top: 0; right: 0;
    width: min(560px, 100vw);
    height: 100vh;
    background: #fff;
    box-shadow: -8px 0 32px rgba(15,23,42,0.15);
    transform: translateX(100%);
    transition: transform .2s ease;
    z-index: 50;
    display: flex;
    flex-direction: column;
}
.drawer.open { transform: translateX(0); }
.drawer-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
}
.drawer-body { flex: 1; overflow: auto; padding: 12px 16px; }
.drawer-mask {
    position: fixed; inset: 0;
    background: rgba(15,23,42,0.35);
    opacity: 0; pointer-events: none;
    transition: opacity .2s;
    z-index: 40;
}
.drawer-mask.open {
    opacity: 1;
    pointer-events: auto;
}
.btn-linkish {
    border: none;
    background: none;
    color: var(--text-dim);
    font-size: 12px;
    cursor: pointer;
    text-decoration: underline;
    padding: 0 4px;
    font-family: inherit;
}
.btn-linkish:hover { color: var(--primary); }
.panel-lead {
    font-size: 13px;
    color: var(--text-dim);
    margin-bottom: 10px;
}
.warn-text { color: var(--warn); font-weight: 500; }
.chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #eff6ff;
    color: var(--primary);
    border: 1px solid #bfdbfe;
    border-radius: 99px;
    padding: 4px 10px;
    font-size: 12px;
}
.chip-x {
    border: none;
    background: none;
    cursor: pointer;
    color: var(--primary);
    font-size: 14px;
    line-height: 1;
    padding: 0 2px;
}
.check {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--text-secondary);
    height: 32px;
}
.row-pending td { background: #fffbeb; }
.drawer-block { margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--border); }
.drawer-title { font-weight: 600; margin-bottom: 8px; font-size: 13px; }
.card-value { font-variant-numeric: tabular-nums; }