:root {
  --bg: #081015;
  --panel: #0f1a20;
  --ink: #eef5f1;
  --dim: #b7c7c1;
  --line: rgba(207, 227, 215, 0.22);
  --accent: #d4a74e;
  --good: #7ac078;
  --warn: #db835d;
  --savann: #8a6f3d;
  --rainforest: #2f6f4d;
  --desert: #b79155;
  --mountain: #6d7580;
  --wetland: #47808b;
  --reef: #4aa4ae;
  --tundra: #8daec2;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 10% 10%, #173326 0%, transparent 34%),
    radial-gradient(circle at 90% 5%, #1b3042 0%, transparent 32%),
    var(--bg);
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background: rgba(8, 16, 21, 0.9);
  border-bottom: 1px solid var(--line);
}

.brand { color: var(--ink); text-decoration: none; font-weight: 700; letter-spacing: .04em; }
.topnav { display: flex; gap: 14px; }
.topnav a { color: var(--dim); text-decoration: none; }
.topnav a:hover { color: var(--ink); }

.app {
  max-width: 1400px;
  margin: 0 auto;
  padding: 12px;
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(12, 1fr);
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
}

.top-panel {
  grid-column: span 12;
  display: grid;
  grid-template-columns: 1.4fr 1fr .8fr auto auto auto;
  gap: 10px;
  align-items: end;
}

.top-panel label { display: block; font-size: .85rem; color: var(--dim); margin-bottom: 4px; }
.top-panel select,
.top-panel button { width: 100%; }

.hud {
  grid-column: span 12;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 8px;
}

.hud div {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px;
  background: rgba(0,0,0,.14);
}

.hud span { display: block; color: var(--dim); font-size: .82rem; }
.hud strong { font-size: 1.05rem; }

.board-panel { grid-column: span 7; }
.side-panel { grid-column: span 5; }
.action-panel { grid-column: span 7; }
.hand-panel { grid-column: span 5; }

h1, h2 { margin: 0 0 8px; }
.goal { color: var(--dim); margin: 0 0 10px; }
.hint { color: var(--dim); margin: 8px 0 0; font-size: .92rem; }
.legend {
  margin-top: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  background: rgba(0,0,0,.16);
}
.legend h2 {
  margin: 0 0 8px;
  font-size: 1rem;
}
.legend-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px 10px;
  font-size: .86rem;
  color: var(--dim);
}
.legend strong { color: var(--ink); }

.board {
  display: grid;
  grid-template-columns: repeat(8, minmax(40px, 1fr));
  gap: 4px;
  max-width: min(92vw, 760px);
}

.tile {
  position: relative;
  min-height: 66px;
  border: 1px solid rgba(255,255,255,0.22);
  border-radius: 8px;
  padding: 4px;
  color: #f4f8f6;
  background: rgba(255,255,255,0.04);
  cursor: pointer;
  text-align: left;
  transition: transform .16s ease, box-shadow .16s ease;
}

.tile:hover,
.tile:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 0 0 2px rgba(212, 167, 78, 0.5);
  outline: none;
}

.tile.selected {
  box-shadow: 0 0 0 2px var(--accent);
}

.tile.biome-savann { background-color: var(--savann); }
.tile.biome-regnskog { background-color: var(--rainforest); }
.tile.biome-oken { background-color: var(--desert); }
.tile.biome-berg { background-color: var(--mountain); }
.tile.biome-vatmark { background-color: var(--wetland); }
.tile.biome-korallrev { background-color: var(--reef); }
.tile.biome-tundra { background-color: var(--tundra); }

.tile-head {
  display: flex;
  justify-content: space-between;
  font-size: .64rem;
  opacity: .9;
}

.tile-species { font-size: .86rem; margin-top: 2px; font-weight: 600; }
.tile-structure,
.tile-threat,
.tile-ranger {
  font-size: .72rem;
  margin-top: 2px;
}

.tile-threat { color: #ffd5c2; }
.tile-ranger { color: #d9f3ff; }

button,
select {
  background: var(--accent);
  border: 1px solid transparent;
  color: #0d1214;
  border-radius: 8px;
  padding: 9px 10px;
  font: inherit;
}

button { cursor: pointer; font-weight: 600; }
button.ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}

.toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--dim);
  font-size: .9rem;
}

.action-bar {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
}

.action-bar button.active {
  box-shadow: inset 0 0 0 2px rgba(0,0,0,.3);
}

.free-actions {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

.hand {
  display: grid;
  gap: 8px;
  max-height: 350px;
  overflow: auto;
}

.card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  background: rgba(0,0,0,.2);
  cursor: pointer;
}

.card.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}

.card h3 { margin: 0 0 6px; font-size: 1rem; }
.card p { margin: 0; color: var(--dim); font-size: .88rem; }

.tile-details,
.goal-list,
.log-list {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(0,0,0,.16);
  padding: 10px;
}

.goal-list,
.log-list {
  margin: 0;
  padding-left: 22px;
}

.log-list {
  max-height: 180px;
  overflow: auto;
}

.log-list li,
.goal-list li { margin-bottom: 6px; color: var(--dim); }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.no-motion * {
  animation: none !important;
  transition: none !important;
}

@media (max-width: 1100px) {
  .board-panel,
  .side-panel,
  .action-panel,
  .hand-panel { grid-column: span 12; }

  .top-panel {
    grid-template-columns: 1fr 1fr;
  }

  .hud { grid-template-columns: repeat(3, 1fr); }
  .action-bar { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .topnav { display: none; }
  .hud { grid-template-columns: repeat(2, 1fr); }
  .board { max-width: 100%; }
  .tile { min-height: 54px; padding: 3px; }
  .tile-species { font-size: .76rem; }
  .legend-grid { grid-template-columns: 1fr; }
}