/* Mancala — carved hardwood identity. CSS owns all geometry. */
:root {
  --wood-deep: #241811;
  --wood:      #4a3220;
  --wood-lite: #6f4c30;
  --bowl:      #1c130c;
  --bowl-rim:  #7a5330;
  --seed:      #ece3cf;
  --seed-dk:   #c6b790;
  --amber:     #e6a23c;
  --jade:      #46b98d;
  --ink:       #f2ead9;
  --ink-soft:  #cdbfa6;
  --page:      #e7dcc4;   /* light theme surround */
  --shadow:    rgba(0,0,0,.55);

  --pit: clamp(46px, 12.5vw, 82px);
  --store-h: clamp(58px, 15vw, 104px);
  --gap: clamp(8px, 2.4vw, 16px);
  --radius: 16px;
}
[data-theme="dark"] { --page: #120c07; }

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--page);
  color: var(--ink);
  -webkit-tap-highlight-color: transparent;
  transition: background .3s ease;
}
.wrap {
  height: 100%;
  display: flex; flex-direction: column;
  max-width: 560px; margin: 0 auto; padding: 10px 12px 12px;
}

/* header */
.top { display: flex; align-items: baseline; justify-content: space-between; padding: 2px 2px 8px; }
.title {
  font-family: Fraunces, Georgia, "Times New Roman", serif;
  font-weight: 600; font-size: clamp(20px, 6vw, 28px);
  letter-spacing: .5px; color: var(--wood-deep);
}
[data-theme="dark"] .title { color: var(--ink); }
.title small { font-weight: 400; font-size: .5em; letter-spacing: 2px; text-transform: uppercase; opacity: .6; margin-left: 6px; }
.icons { display: flex; gap: 6px; }
.icon-btn {
  border: none; background: transparent; color: var(--wood-deep);
  width: 34px; height: 34px; border-radius: 10px; font-size: 17px; cursor: pointer;
  display: grid; place-items: center;
}
[data-theme="dark"] .icon-btn { color: var(--ink-soft); }
.icon-btn[aria-pressed="true"] { background: rgba(0,0,0,.12); }

/* board */
.board {
  flex: 1 1 auto; min-height: 0;
  background:
    radial-gradient(120% 60% at 50% -10%, var(--wood-lite), transparent 60%),
    linear-gradient(155deg, var(--wood) 0%, var(--wood-deep) 100%);
  border-radius: 26px;
  padding: var(--gap);
  display: flex; flex-direction: column; gap: var(--gap);
  box-shadow: 0 10px 30px var(--shadow), inset 0 1px 0 rgba(255,255,255,.06), inset 0 0 0 2px rgba(0,0,0,.25);
  position: relative;
}
.rows { flex: 1 1 auto; min-height: 0; display: grid; grid-template-columns: 1fr 1fr; gap: var(--gap); }
.col { display: flex; flex-direction: column; gap: var(--gap); justify-content: space-between; }

/* bowls (pits) */
.bowl {
  position: relative; flex: 1 1 0; min-height: var(--pit);
  border-radius: 50% / 42%;
  background: radial-gradient(120% 120% at 50% 22%, #120b06 0%, var(--bowl) 55%, #0d0805 100%);
  box-shadow: inset 0 6px 12px rgba(0,0,0,.75), inset 0 -2px 3px rgba(255,255,255,.05), 0 1px 0 rgba(255,255,255,.05);
  cursor: default; overflow: hidden;
  transition: transform .12s ease, box-shadow .2s ease;
}
.bowl .num {
  position: absolute; top: 50%; transform: translateY(-50%);
  font-variant-numeric: tabular-nums; font-weight: 700; font-size: 13px;
  color: var(--ink); background: rgba(0,0,0,.5); padding: 1px 6px; border-radius: 8px;
  line-height: 16px; z-index: 3; pointer-events: none;
}
.col-left  .bowl .num { left: 5px; }
.col-right .bowl .num { right: 5px; }
.bowl.empty .num { opacity: .4; }
.pip {
  position: absolute; width: 15%; max-width: 14px; aspect-ratio: 1 / .82; margin: -6px 0 0 -6px;
  border-radius: 50%;
  background: radial-gradient(120% 120% at 35% 28%, #fff 0%, var(--seed) 45%, var(--seed-dk) 100%);
  box-shadow: 0 1px 1px rgba(0,0,0,.5); transform: rotate(var(--h, 0deg));
}
.bowl.playable { cursor: pointer; }
.bowl.playable::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit;
  box-shadow: inset 0 0 0 2px var(--amber), 0 0 14px -2px var(--amber); opacity: .0;
  animation: breathe 2.2s ease-in-out infinite; pointer-events: none; z-index: 2;
}
.bowl.playable:active { transform: scale(.96); }
@keyframes breathe { 0%,100% { opacity: .25 } 50% { opacity: .7 } }
.bowl.drop-pop { transform: scale(1.06); }
.bowl.capture { animation: capflash .5s ease; }
@keyframes capflash {
  0% { box-shadow: inset 0 0 0 3px var(--jade), 0 0 24px 0 var(--jade); }
  100% { box-shadow: inset 0 6px 12px rgba(0,0,0,.75); }
}

/* stores */
.store {
  position: relative; height: var(--store-h); border-radius: 22px;
  background: radial-gradient(140% 120% at 50% 18%, #150d07 0%, var(--bowl) 60%, #0c0704 100%);
  box-shadow: inset 0 8px 16px rgba(0,0,0,.8), inset 0 0 0 2px rgba(0,0,0,.3);
  overflow: hidden;
}
.store .num {
  position: absolute; top: 50%; left: 14px; transform: translateY(-50%);
  font-variant-numeric: tabular-nums; font-weight: 800; font-size: clamp(22px, 7vw, 34px);
  color: var(--ink); text-shadow: 0 2px 3px rgba(0,0,0,.6); z-index: 3;
}
.store .who {
  position: absolute; top: 50%; right: 14px; transform: translateY(-50%);
  font-size: 11px; letter-spacing: 2px; text-transform: uppercase; color: var(--ink-soft); z-index: 3;
}
.store.turn { box-shadow: inset 0 8px 16px rgba(0,0,0,.8), inset 0 0 0 2px var(--amber), 0 0 18px -4px var(--amber); }
.store.gain { animation: gainpulse .5s ease; }
@keyframes gainpulse { 0% { filter: brightness(1.5) } 100% { filter: brightness(1) } }

/* hud + controls */
.hud { display: flex; align-items: center; gap: 10px; min-height: 40px; padding: 8px 2px 2px; }
.status { flex: 1 1 auto; font-size: 14px; color: var(--wood-deep); font-weight: 600; }
[data-theme="dark"] .status { color: var(--ink); }
.status .tag { display: inline-block; margin-right: 6px; padding: 1px 8px; border-radius: 8px; font-size: 11px; font-weight: 700; letter-spacing: .5px; text-transform: uppercase; }
.tag.you { background: var(--amber); color: #3a2810; }
.tag.opp { background: var(--wood-lite); color: var(--ink); }
.tag.jade { background: var(--jade); color: #05231a; }

.btn {
  border: none; border-radius: 11px; padding: 9px 14px; font-size: 14px; font-weight: 700;
  background: var(--wood-deep); color: var(--ink); cursor: pointer; letter-spacing: .3px;
}
.btn.amber { background: var(--amber); color: #3a2810; }
.btn:active { transform: translateY(1px); }
.btn.hidden { display: none; }

.controls { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; padding-top: 10px; }
.seg { display: inline-flex; background: rgba(0,0,0,.1); border-radius: 11px; padding: 3px; }
[data-theme="dark"] .seg { background: rgba(255,255,255,.06); }
.seg button {
  border: none; background: transparent; padding: 6px 11px; border-radius: 8px;
  font-size: 13px; font-weight: 600; color: var(--wood-deep); cursor: pointer;
}
[data-theme="dark"] .seg button { color: var(--ink-soft); }
.seg button[aria-pressed="true"] { background: var(--wood-deep); color: var(--ink); }
.controls label { font-size: 12px; color: var(--wood-deep); display: inline-flex; align-items: center; gap: 6px; }
[data-theme="dark"] .controls label { color: var(--ink-soft); }
.watch-only { display: none; }
[data-mode="watch"] .watch-only { display: inline-flex; }
[data-mode="watch"] .ai-only { display: inline-flex; }
.ai-only { display: inline-flex; }
[data-mode="local"] .ai-only { display: none; }
input[type="range"] { accent-color: var(--amber); }

/* toast + overlay */
.toast {
  position: absolute; left: 50%; top: 12px; transform: translateX(-50%) translateY(-8px);
  background: rgba(0,0,0,.82); color: var(--ink); padding: 8px 16px; border-radius: 12px;
  font-size: 13px; font-weight: 600; opacity: 0; pointer-events: none; transition: opacity .25s, transform .25s; z-index: 20;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.overlay {
  position: absolute; inset: 0; background: rgba(10,7,4,.72); border-radius: 26px;
  display: none; flex-direction: column; align-items: center; justify-content: center; gap: 14px; z-index: 30; padding: 24px; text-align: center;
}
.overlay.show { display: flex; }
.overlay h2 { font-family: Fraunces, Georgia, serif; margin: 0; font-size: 30px; color: var(--ink); }
.overlay .score { font-variant-numeric: tabular-nums; font-size: 40px; font-weight: 800; color: var(--amber); letter-spacing: 2px; }
.overlay .sub { color: var(--ink-soft); font-size: 14px; }

@media (prefers-reduced-motion: reduce) {
  .bowl, .store, .btn { transition: none; }
  .bowl.playable::after { animation: none; opacity: .5; }
}