@import url("https://fonts.googleapis.com/css2?family=Fraunces:wght@500;600;700&family=IBM+Plex+Mono:wght@400;600&display=swap");

:root {
  color-scheme: light;
  --bg: #f2efe6;
  --panel: #fffdf8;
  --ink: #121212;
  --line: #121212;
  --accent: #5b7a2f;
  --accent-muted: #d2e0bf;
  --water: #2e6bb4;
  --tree: #2d6b33;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top, #ffffff 0%, var(--bg) 62%);
  color: var(--ink);
  font-family: "IBM Plex Mono", "Courier New", monospace;
}

.terrain-page {
  width: min(1180px, 100%);
  margin: 0 auto;
  padding: 28px 20px 34px;
  display: grid;
  gap: 14px;
}

.terrain-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

.terrain-header h1 {
  margin: 0;
  font-family: "Fraunces", "Georgia", serif;
  font-size: clamp(30px, 5vw, 44px);
  font-weight: 600;
}

.return-link {
  display: inline-block;
  border: 2px solid var(--line);
  background: var(--panel);
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
  padding: 9px 14px;
}

.return-link:hover,
.return-link:focus-visible {
  background: var(--ink);
  color: #fff;
}

.terrain-controls {
  border: 2px solid var(--line);
  background: var(--panel);
  padding: 12px;
  display: grid;
  gap: 10px;
}

.control-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.control-row--actions {
  gap: 10px;
}

.simulation-speed {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.simulation-speed select {
  border: 2px solid var(--line);
  background: #fff;
  color: var(--ink);
  font: inherit;
  padding: 5px 8px;
}

.control-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.brush-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.brush-size {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.brush-size input {
  width: 160px;
}

#brush-size-value {
  min-width: 42px;
  text-align: right;
}

.terrain-controls button {
  border: 2px solid var(--line);
  background: var(--accent);
  color: #fff;
  font: inherit;
  font-weight: 600;
  padding: 8px 12px;
  cursor: pointer;
}

.terrain-controls button:hover,
.terrain-controls button:focus-visible {
  background: #456122;
}

.brush-btn {
  background: var(--accent-muted) !important;
  color: var(--ink) !important;
}

.brush-btn[data-brush="water"] {
  border-color: #1e3e6f;
}

.brush-btn[data-brush="tree"] {
  border-color: #1f4a24;
}

.brush-btn.is-active[data-brush="grass"] {
  background: var(--accent) !important;
  color: #fff !important;
}

.brush-btn.is-active[data-brush="water"] {
  background: var(--water) !important;
  color: #fff !important;
}

.brush-btn.is-active[data-brush="tree"] {
  background: var(--tree) !important;
  color: #fff !important;
}

.terrain-controls button:disabled {
  cursor: not-allowed;
  opacity: 0.56;
}

.terrain-controls p {
  margin: 0;
  font-size: 14px;
}

.settlement-info {
  border: 2px solid var(--line);
  background: #f0eee5;
  padding: 10px;
  display: grid;
  gap: 4px;
}

.settlement-info h2 {
  margin: 0 0 4px;
  font-size: 14px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.settlement-info p {
  margin: 0;
  font-size: 13px;
}

.settlement-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.terrain-controls .settlement-tab-btn {
  border: 2px solid var(--line);
  background: #e8e2d1;
  color: var(--ink);
  font-size: 11px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 6px 8px;
}

.terrain-controls .settlement-tab-btn:hover,
.terrain-controls .settlement-tab-btn:focus-visible {
  background: #d9d2bf;
  color: var(--ink);
}

.terrain-controls .settlement-tab-btn.is-active {
  background: var(--ink);
  color: #fff;
}

.settlement-panel {
  border: 1px solid #bdb8aa;
  background: #f8f5ea;
  padding: 8px;
  display: grid;
  gap: 3px;
}

.settlement-panel h3 {
  margin: 4px 0 2px;
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.terrain-game {
  border: 2px solid var(--line);
  background: #d8e1d0;
  min-height: 420px;
}

#game-root {
  width: 100%;
  min-height: 420px;
  height: min(72vh, 720px);
}

#game-root canvas {
  display: block;
  width: 100%;
  height: 100%;
  image-rendering: pixelated;
}

@media (max-width: 760px) {
  .terrain-page {
    padding: 20px 14px 28px;
  }

  .terrain-controls {
    align-items: flex-start;
  }

  .control-row {
    align-items: flex-start;
  }

  #game-root {
    height: min(64vh, 560px);
  }
}