:root {
  --ink: #17201c;
  --ink-soft: #59645e;
  --forest: #24332c;
  --paper: #f4f1ea;
  --paper-raised: #fcfbf7;
  --line: #d8d8cf;
  --line-strong: #b9beb7;
  --success: #287a57;
  --warning: #a66a17;
  --danger: #b33a32;
  --map-control: rgba(252, 251, 247, 0.94);
  --shadow: 0 14px 34px rgba(22, 29, 25, 0.12);
  --font: "Source Han Sans SC", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;
}

/* Leaflet 1.9 core layout is kept locally so the map remains structurally correct
   even when a browser blocks third-party stylesheets. */
.leaflet-pane,
.leaflet-tile,
.leaflet-marker-icon,
.leaflet-marker-shadow,
.leaflet-tile-container,
.leaflet-pane > svg,
.leaflet-pane > canvas,
.leaflet-zoom-box,
.leaflet-image-layer,
.leaflet-layer { position: absolute; left: 0; top: 0; }
.leaflet-container { overflow: hidden; -webkit-tap-highlight-color: transparent; }
.leaflet-tile, .leaflet-marker-icon, .leaflet-marker-shadow { user-select: none; -webkit-user-drag: none; }
.leaflet-tile { filter: inherit; visibility: hidden; }
.leaflet-tile-loaded { visibility: inherit; }
.leaflet-zoom-animated { transform-origin: 0 0; }
.leaflet-pane { z-index: 400; }
.leaflet-tile-pane { z-index: 200; }
.leaflet-overlay-pane { z-index: 400; }
.leaflet-shadow-pane { z-index: 500; }
.leaflet-marker-pane { z-index: 600; }
.leaflet-tooltip-pane { z-index: 650; }
.leaflet-popup-pane { z-index: 700; }
.leaflet-map-pane canvas { z-index: 100; }
.leaflet-map-pane svg { z-index: 200; }
.leaflet-control { position: relative; z-index: 800; pointer-events: auto; }
.leaflet-top, .leaflet-bottom { position: absolute; z-index: 1000; pointer-events: none; }
.leaflet-top { top: 0; }
.leaflet-right { right: 0; }
.leaflet-bottom { bottom: 0; }
.leaflet-left { left: 0; }
.leaflet-control { float: left; clear: both; }
.leaflet-right .leaflet-control { float: right; }
.leaflet-top .leaflet-control { margin-top: 10px; }
.leaflet-bottom .leaflet-control { margin-bottom: 10px; }
.leaflet-left .leaflet-control { margin-left: 10px; }
.leaflet-right .leaflet-control { margin-right: 10px; }
.leaflet-bar { border: 1px solid rgba(0, 0, 0, 0.2); border-radius: 4px; box-shadow: 0 1px 5px rgba(0, 0, 0, 0.18); }
.leaflet-bar a { display: block; width: 30px; height: 30px; color: #17201c; background: #fcfbf7; border-bottom: 1px solid #d8d8cf; text-align: center; text-decoration: none; line-height: 30px; }
.leaflet-bar a:first-child { border-radius: 4px 4px 0 0; }
.leaflet-bar a:last-child { border-bottom: 0; border-radius: 0 0 4px 4px; }
.leaflet-control-attribution { padding: 2px 5px; color: #4b5550; background: rgba(252, 251, 247, 0.78); }
.leaflet-control-attribution a { color: #287a57; }
.leaflet-interactive { cursor: pointer; }
.leaflet-pane > svg path.leaflet-interactive { pointer-events: auto; }

[data-theme="dark"] {
  --ink: #edf1eb;
  --ink-soft: #aeb9b2;
  --forest: #dce9e1;
  --paper: #151a17;
  --paper-raised: #1e2521;
  --line: #39423d;
  --line-strong: #536057;
  --map-control: rgba(30, 37, 33, 0.94);
  --shadow: 0 14px 34px rgba(0, 0, 0, 0.32);
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

html, body { width: 100%; height: 100%; margin: 0; overflow: hidden; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font);
  font-size: 14px;
  text-rendering: optimizeLegibility;
}

button, select, input { font: inherit; }
button, a, select, input { -webkit-tap-highlight-color: transparent; }
button:focus-visible, a:focus-visible, select:focus-visible, input:focus-visible {
  outline: 2px solid #287a57;
  outline-offset: 2px;
}

.app-shell {
  display: grid;
  grid-template: 68px minmax(0, 1fr) / 332px minmax(420px, 1fr) 348px;
  width: 100vw;
  height: 100vh;
  background: var(--paper);
}

.app-shell.detail-compact { grid-template-columns: 332px minmax(420px, 1fr) 56px; }

.topbar {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px 0 24px;
  background: var(--paper-raised);
  border-bottom: 1px solid var(--line);
  z-index: 700;
}

.title-block, .header-status, .section-heading, .inline-actions, .detail-header {
  display: flex;
  align-items: center;
}

.title-block { gap: 12px; }
.header-status { gap: 10px; }

.mode-switch { display: grid; grid-template-columns: repeat(3, 1fr); padding: 3px; background: var(--paper); border: 1px solid var(--line); border-radius: 7px; }
.mode-option { min-width: 82px; padding: 6px 10px; color: var(--ink-soft); background: transparent; border: 0; border-radius: 4px; cursor: pointer; }
.mode-option.is-active { color: var(--paper-raised); background: var(--forest); }

.eyebrow {
  margin: 0 0 3px;
  color: var(--ink-soft);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

h1, h2, h3, p { text-wrap: pretty; }
h1 { margin: 0; font-size: 20px; line-height: 1.1; letter-spacing: 0.02em; }
h2 { margin: 0; font-size: 14px; line-height: 1.2; }
h3 { margin: 0; font-size: 17px; }

.mode-badge {
  padding: 5px 9px;
  color: var(--success);
  background: color-mix(in srgb, var(--success) 10%, var(--paper-raised));
  border: 1px solid color-mix(in srgb, var(--success) 28%, var(--line));
  border-radius: 4px;
  font-size: 12px;
  font-weight: 700;
}

.text-button, .small-button, .segment, .map-toolbar button, .close-detail, .mobile-panel-button,
.map-error button {
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 5px;
  cursor: pointer;
  transition: background 150ms ease, border-color 150ms ease, transform 120ms ease;
}

.text-button { padding: 6px 10px; }
.text-button:hover, .small-button:hover, .close-detail:hover { background: var(--paper); border-color: var(--line-strong); }
button:active { transform: translateY(1px); }

.mobile-panel-button { display: none; padding: 7px 10px; }

.control-panel, .detail-panel {
  position: relative;
  min-height: 0;
  background: var(--paper-raised);
  z-index: 600;
}

.control-panel { display: grid; grid-template-rows: minmax(0, 1fr) auto; border-right: 1px solid var(--line); }
.detail-panel { border-left: 1px solid var(--line); overflow: auto; }
.panel-scroll { overflow: auto; scrollbar-width: thin; }

.control-section { padding: 18px 20px; border-bottom: 1px solid var(--line); }
.compact-section { padding-bottom: 20px; }
.section-heading { justify-content: space-between; min-height: 26px; margin-bottom: 12px; }
.inline-actions { gap: 6px; }
.micro-label { color: var(--ink-soft); font-size: 11px; }
.small-button { padding: 4px 8px; font-size: 11px; }
.section-note { margin: 9px 0 0; color: var(--ink-soft); font-size: 11px; line-height: 1.55; }

.segmented-control { display: grid; grid-template-columns: repeat(3, 1fr); padding: 3px; background: var(--paper); border: 1px solid var(--line); border-radius: 7px; }
.segment { padding: 8px 10px; border: 0; }
.segment.is-active { background: var(--forest); color: var(--paper-raised); box-shadow: 0 1px 2px rgba(0, 0, 0, 0.12); }
.segment.is-unavailable { color: var(--ink-soft); text-decoration: underline dotted; text-underline-offset: 3px; }

.aggregate-layer, .company-row {
  display: grid;
  grid-template-columns: 18px 12px minmax(0, 1fr) auto;
  align-items: center;
  gap: 9px;
  min-height: 38px;
}

.aggregate-layer { padding: 0 9px; background: var(--paper); border: 1px solid var(--line); border-radius: 6px; font-weight: 700; }
.aggregate-layer strong, .company-count { color: var(--ink-soft); font-size: 11px; font-variant-numeric: tabular-nums; }
.aggregate-symbol { width: 10px; height: 10px; background: linear-gradient(135deg, #9556f8 0 25%, #d95607 25% 50%, #079b46 50% 75%, #379af8 75%); border-radius: 2px; }
.unified-layer { margin-top: 8px; }
.unified-symbol { width: 10px; height: 10px; border: 2px solid var(--ink); border-radius: 50%; }
.unified-options { display: grid; gap: 8px; margin-top: 9px; padding: 10px; background: var(--paper); border: 1px solid var(--line); border-radius: 6px; }
.threshold-row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.threshold-row label, .overlap-row { display: grid; grid-template-columns: minmax(0, 1fr) 48px 12px; align-items: center; gap: 5px; color: var(--ink-soft); font-size: 10px; }
.threshold-row label { grid-template-columns: minmax(0, 1fr) 42px 9px; }
.unified-options input[type="number"] { width: 100%; min-height: 30px; padding: 0 5px; color: var(--ink); background: var(--paper-raised); border: 1px solid var(--line); border-radius: 4px; }
.unified-options b { font-weight: 500; }
.deduplicate-row { display: flex; align-items: center; gap: 7px; font-size: 11px; }
.apply-unified { min-height: 32px; color: var(--paper-raised); background: var(--forest); border: 1px solid var(--forest); border-radius: 5px; cursor: pointer; }
.apply-unified:hover { filter: brightness(1.08); }
.apply-unified:disabled { opacity: 0.5; cursor: wait; }

input[type="checkbox"] { width: 15px; height: 15px; accent-color: var(--forest); }
.company-list { margin: 8px 0; }
.company-row { padding: 0 4px 0 9px; border-bottom: 1px solid color-mix(in srgb, var(--line) 65%, transparent); }
.company-row:last-child { border-bottom: 0; }
.company-row.is-pending { color: var(--ink-soft); }
.color-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--company-color); box-shadow: 0 0 0 2px color-mix(in srgb, var(--company-color) 15%, transparent); }
.company-name { min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.company-meta { display: flex; align-items: center; gap: 5px; }
.pending-label { padding: 2px 4px; color: var(--ink-soft); background: var(--paper); border-radius: 3px; font-size: 9px; }
.solo-button { padding: 3px 5px; color: var(--ink-soft); background: transparent; border: 0; cursor: pointer; font-size: 10px; }
.solo-button:hover { color: var(--ink); text-decoration: underline; }

.filter-grid { display: grid; gap: 10px; }
.filter-grid label { display: grid; gap: 5px; }
.filter-grid label > span { color: var(--ink-soft); font-size: 11px; }
select { width: 100%; min-height: 34px; padding: 0 28px 0 9px; color: var(--ink); background: var(--paper-raised); border: 1px solid var(--line); border-radius: 5px; }
.filter-grid input[type="text"] { width: 100%; min-height: 34px; padding: 0 9px; color: var(--ink); background: var(--paper-raised); border: 1px solid var(--line); border-radius: 5px; }

.editor-controls { display: contents; }
.editor-controls[hidden] { display: none; }
.field-stack, .file-picker { display: grid; gap: 6px; margin-bottom: 10px; color: var(--ink-soft); font-size: 11px; }
.file-picker { padding: 10px; background: var(--paper); border: 1px dashed var(--line-strong); border-radius: 6px; }
.file-picker input { min-width: 0; color: var(--ink); font-size: 11px; }
.confirm-row { display: flex; align-items: center; gap: 7px; margin: 9px 0; font-size: 11px; }
.primary-action, .danger-action { width: 100%; min-height: 34px; padding: 7px 10px; border-radius: 5px; cursor: pointer; }
.primary-action { color: var(--paper-raised); background: var(--forest); border: 1px solid var(--forest); }
.danger-action { color: var(--danger); background: color-mix(in srgb, var(--danger) 7%, var(--paper-raised)); border: 1px solid color-mix(in srgb, var(--danger) 45%, var(--line)); }
.primary-action:disabled, .danger-action:disabled, .small-button:disabled { opacity: 0.42; cursor: not-allowed; }
.editor-actions { display: grid; grid-template-columns: 1.35fr 1fr 1fr; gap: 7px; margin-bottom: 8px; }
.editor-actions.two-up { grid-template-columns: 1fr 1fr; }
.export-link.is-disabled { opacity: 0.55; cursor: pointer; }
.editor-boundary-label { color: var(--danger); background: var(--map-control); border: 1px solid color-mix(in srgb, var(--danger) 40%, var(--line)); box-shadow: none; font-size: 11px; font-weight: 700; }
.editor-boundary-label::before { display: none; }
.drawing-measure-label { color: #fff; background: #24332c; border: 1px solid rgba(255,255,255,.45); box-shadow: 0 2px 8px rgba(20,30,25,.2); font-size: 11px; font-weight: 700; }
.drawing-measure-label::before { display: none; }
#map.is-drawing { cursor: crosshair; }

.login-dialog { width: min(420px, calc(100vw - 32px)); padding: 22px; color: var(--ink); background: var(--paper-raised); border: 1px solid var(--line); border-radius: 8px; box-shadow: var(--shadow); }
.login-dialog::backdrop { background: rgba(20, 27, 23, 0.46); backdrop-filter: blur(2px); }
.login-dialog form { display: grid; gap: 12px; }
.login-dialog input { width: 100%; min-height: 36px; padding: 0 10px; color: var(--ink); background: var(--paper); border: 1px solid var(--line); border-radius: 5px; }
.user-list { display: grid; gap: 6px; margin-top: 12px; }
.user-row { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 8px; background: var(--paper); border: 1px solid var(--line); border-radius: 5px; }
.user-row div { display: grid; gap: 2px; min-width: 0; }
.user-row strong { overflow: hidden; text-overflow: ellipsis; font-size: 12px; }
.user-row small { color: var(--ink-soft); font-size: 10px; }

.export-actions { display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; }
.unified-export-actions { grid-template-columns: 1fr 1fr; margin-top: 7px; }
.export-link { display: flex; align-items: center; justify-content: center; min-height: 34px; color: var(--ink); text-decoration: none; background: var(--paper); border: 1px solid var(--line); border-radius: 5px; font-size: 12px; }
.export-link:hover { border-color: var(--line-strong); background: var(--paper-raised); }

.boundary-notice { display: flex; gap: 10px; padding: 13px 18px; background: color-mix(in srgb, var(--warning) 7%, var(--paper-raised)); border-top: 1px solid color-mix(in srgb, var(--warning) 25%, var(--line)); }
.notice-mark { flex: 0 0 auto; width: 8px; height: 8px; margin-top: 4px; background: var(--warning); border-radius: 50%; }
.boundary-notice strong { font-size: 11px; }
.boundary-notice p { margin: 3px 0 0; color: var(--ink-soft); font-size: 10px; line-height: 1.45; }

.map-stage { position: relative; min-width: 0; min-height: 0; background: #dfe5df; }
#map { width: 100%; height: 100%; background: #dfe5df; }
#map.is-local-osm { background: #f4f1e8; }
.osm-place-label {
  padding: 1px 4px;
  color: #425049;
  background: rgba(252, 251, 247, 0.78);
  border: 0;
  border-radius: 3px;
  box-shadow: none;
  font-family: var(--font);
  font-size: 10px;
  font-weight: 650;
}
.osm-place-label::before { display: none; }
.leaflet-container { font-family: var(--font); }
.leaflet-control-attribution { font-size: 9px !important; }

.map-toolbar { position: absolute; top: 14px; right: 14px; z-index: 500; }
.map-toolbar button { padding: 8px 11px; background: var(--map-control); box-shadow: var(--shadow); backdrop-filter: blur(8px); }
.map-readout { position: absolute; left: 14px; bottom: 14px; z-index: 500; display: flex; align-items: center; gap: 8px; max-width: calc(100% - 28px); padding: 8px 11px; color: var(--ink); background: var(--map-control); border: 1px solid var(--line); border-radius: 5px; box-shadow: var(--shadow); backdrop-filter: blur(8px); font-size: 11px; }
.load-dot { width: 7px; height: 7px; background: var(--success); border-radius: 50%; }
.load-dot.is-loading { background: var(--warning); animation: pulse 900ms ease-in-out infinite alternate; }
.load-dot.is-error { background: var(--danger); }
@keyframes pulse { to { opacity: 0.35; } }

.map-error { position: absolute; inset: 50% auto auto 50%; z-index: 550; width: min(360px, calc(100% - 32px)); padding: 18px; transform: translate(-50%, -50%); background: var(--paper-raised); border: 1px solid var(--line); border-radius: 8px; box-shadow: var(--shadow); }
.map-error p { color: var(--ink-soft); line-height: 1.6; }
.map-error button { padding: 7px 10px; }

.detail-header { justify-content: space-between; padding: 18px 18px 14px; border-bottom: 1px solid var(--line); }
.detail-actions { display: flex; align-items: center; gap: 6px; }
.close-detail { padding: 5px 8px; font-size: 11px; }
.detail-panel.is-compact { overflow: hidden; }
.detail-panel.is-compact .detail-header { justify-content: center; padding: 12px 6px; }
.detail-panel.is-compact .detail-header > div:first-child,
.detail-panel.is-compact #close-detail,
.detail-panel.is-compact .detail-content { display: none; }
.detail-panel.is-compact .detail-actions { display: block; }
.detail-panel.is-compact #detail-size-toggle { padding: 8px 6px; writing-mode: vertical-rl; letter-spacing: 0.12em; }
.detail-content { padding: 18px; }
.empty-detail { padding-top: 36px; }
.empty-index { display: block; margin-bottom: 18px; color: var(--line-strong); font-family: Consolas, monospace; font-size: 44px; line-height: 1; }
.empty-detail p { max-width: 260px; color: var(--ink-soft); line-height: 1.7; }

.detail-company { display: flex; align-items: center; gap: 9px; margin-bottom: 8px; font-weight: 700; }
.detail-title { margin: 0 0 16px; font-size: 21px; line-height: 1.35; }
.quality-pill { display: inline-flex; padding: 4px 7px; border: 1px solid currentColor; border-radius: 4px; font-size: 10px; font-weight: 700; }
.quality-pill.valid { color: var(--success); }
.quality-pill.warning { color: var(--warning); }
.quality-pill.invalid, .quality-pill.quarantined { color: var(--danger); }
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; margin: 16px 0; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.detail-field { min-width: 0; padding: 10px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.detail-field.wide { grid-column: 1 / -1; }
.detail-label { display: block; margin-bottom: 4px; color: var(--ink-soft); font-size: 10px; }
.detail-value { display: block; overflow-wrap: anywhere; font-size: 12px; line-height: 1.5; font-variant-numeric: tabular-nums; }
.issue-list { display: grid; gap: 7px; margin: 0; padding: 0; list-style: none; }
.issue-item { padding: 8px 9px; background: var(--paper); border: 1px solid var(--line); border-radius: 5px; font-size: 11px; line-height: 1.5; }
.issue-item.info { color: var(--ink-soft); }
.issue-item.warning { border-color: color-mix(in srgb, var(--warning) 35%, var(--line)); }
.issue-item.error, .issue-item.quarantine { border-color: color-mix(in srgb, var(--danger) 35%, var(--line)); }

@media (max-width: 1180px) {
  .app-shell { grid-template-columns: 310px minmax(420px, 1fr); }
  .app-shell.detail-compact { grid-template-columns: 310px minmax(420px, 1fr); }
  .detail-panel { position: fixed; top: 68px; right: 0; bottom: 0; width: 348px; transform: translateX(100%); box-shadow: var(--shadow); transition: transform 180ms ease; }
  .detail-panel.is-open { transform: translateX(0); }
  .detail-panel.is-compact { width: 56px; transform: translateX(0); }
}

@media (max-width: 760px) {
  .app-shell { display: block; }
  .topbar { height: 64px; padding: 0 12px; }
  h1 { font-size: 16px; }
  .mobile-panel-button { display: inline-flex; }
  .control-panel { position: fixed; top: 64px; left: 0; bottom: 0; width: min(340px, calc(100vw - 38px)); transform: translateX(-100%); box-shadow: var(--shadow); transition: transform 180ms ease; }
  .control-panel.is-open { transform: translateX(0); }
  .map-stage { position: fixed; inset: 64px 0 0; }
  .detail-panel { top: 64px; width: min(360px, calc(100vw - 24px)); }
  .mode-badge { display: none; }
  .mode-option { min-width: 68px; padding-inline: 7px; font-size: 11px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}