:root {
  --bg: #f8fafc;
  --panel: #ffffff;
  --ink: #111827;
  --muted: #4b5563;
  --line: #d1d5db;
  --soft: #f3f4f6;
  --selected: #e0f2fe;
  --selected-stroke: #0369a1;
  --correct: #bbf7d0;
  --correct-stroke: #15803d;
  --incorrect: #fecaca;
  --incorrect-stroke: #b91c1c;
  --button: #111827;
  --button-ink: #ffffff;
  --link: #1d4ed8;
}

* { box-sizing: border-box; }

html { background: var(--bg); }

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
}

.page {
  width: min(1680px, calc(100% - 28px));
  margin: 0 auto;
  padding: 24px 0 36px;
}

.site-header {
  border-bottom: 1px solid var(--line);
  padding-bottom: 16px;
  margin-bottom: 18px;
}

.breadcrumb {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 0.95rem;
}

.breadcrumb a {
  color: var(--link);
  text-decoration: none;
}

.breadcrumb a:hover { text-decoration: underline; }

h1 {
  margin: 0;
  font-size: clamp(2rem, 3vw, 3.2rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.subtitle {
  margin: 8px 0 0;
  max-width: 760px;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.5;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  margin-top: 18px;
}

.mode-controls,
.language-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

button {
  appearance: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: white;
  color: var(--ink);
  padding: 9px 13px;
  font: inherit;
  font-size: 0.94rem;
  font-weight: 650;
  cursor: pointer;
  transition: background 0.12s ease, color 0.12s ease, border-color 0.12s ease, transform 0.12s ease;
}

button:hover {
  background: #f3f4f6;
  transform: translateY(-1px);
}

button.active {
  border-color: var(--button);
  background: var(--button);
  color: var(--button-ink);
}

button.small {
  padding: 7px 10px;
  font-size: 0.88rem;
}

.app-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 18px;
  align-items: start;
}

.map-panel,
.side-panel,
.note {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
}

.map-panel {
  overflow: hidden;
  min-height: 820px;
}

svg {
  display: block;
  width: 100%;
  height: min(88vh, 1020px);
  min-height: 820px;
  background: #f8fafc;
}

.region {
  stroke: #ffffff;
  stroke-width: 0.85;
  vector-effect: non-scaling-stroke;
  cursor: pointer;
  transition: fill 0.12s ease, stroke 0.12s ease, stroke-width 0.12s ease, filter 0.12s ease;
}

.region:hover {
  filter: brightness(0.96) saturate(1.15);
  stroke: #111827;
  stroke-width: 1.4;
}

.region.selected {
  fill: var(--selected) !important;
  stroke: var(--selected-stroke);
  stroke-width: 2.5;
}

.region.correct {
  fill: var(--correct) !important;
  stroke: var(--correct-stroke);
  stroke-width: 2.7;
}

.region.incorrect {
  fill: var(--incorrect) !important;
  stroke: var(--incorrect-stroke);
  stroke-width: 2.7;
}

.composition-border {
  fill: none;
  stroke: #6b7280;
  stroke-width: 0.9;
  stroke-dasharray: 5 4;
  vector-effect: non-scaling-stroke;
  pointer-events: none;
}

.label {
  pointer-events: none;
  user-select: none;
  fill: #111827;
  font-weight: 800;
  paint-order: stroke;
  stroke: white;
  stroke-width: 3px;
  stroke-linejoin: round;
}

.label.community { font-size: 12px; }
.label.province { font-size: 7.6px; }

.badge-text {
  fill: #374151;
  font-size: 13px;
  font-weight: 800;
}

.map-message {
  fill: #4b5563;
  font-size: 18px;
  font-weight: 700;
}

.side-panel {
  padding: 18px;
  position: sticky;
  top: 16px;
}

.side-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
  font-weight: 800;
}

.panel-box {
  border-radius: 12px;
  background: var(--soft);
  padding: 14px;
  margin-bottom: 12px;
}

.eyebrow {
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.055em;
  font-size: 0.74rem;
  font-weight: 800;
  margin-bottom: 4px;
}

.big {
  font-size: 1.52rem;
  line-height: 1.15;
  font-weight: 850;
  letter-spacing: -0.02em;
}

.body-text {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.55;
  font-size: 0.96rem;
}

.muted-row {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.45;
}

.answer-list { display: grid; gap: 8px; }

.answer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 11px;
  padding: 9px;
  font-size: 0.9rem;
  background: white;
}

.answer-status {
  white-space: nowrap;
  font-weight: 800;
}

.answer-status.ok { color: #15803d; }
.answer-status.bad { color: #b91c1c; }

.note {
  margin-top: 18px;
  padding: 14px 16px;
  color: var(--muted);
  line-height: 1.55;
  font-size: 0.94rem;
}

.note strong { color: var(--ink); }

code {
  background: #e5e7eb;
  border-radius: 6px;
  padding: 1px 5px;
  color: #111827;
}

@media (max-width: 1040px) {
  .toolbar { display: grid; }
  .app-grid { grid-template-columns: 1fr; }
  .side-panel { position: static; }
  .map-panel { min-height: 700px; }
  svg { min-height: 700px; height: 78vh; }
}

@media (max-width: 640px) {
  .page { width: min(100% - 18px, 1680px); padding: 12px 0 24px; }
  .mode-controls { display: grid; grid-template-columns: 1fr; width: 100%; }
  .mode-controls button { width: 100%; }
  .map-panel { min-height: 560px; }
  svg { min-height: 560px; height: 70vh; }
}