:root {
  --blue: #2f7fe0;
  --red: #e04646;
  --green: #2fa565;
  --yellow: #f2b51d;
  --accent: #4ea8ff;
  --danger: #ff6b6b;
  --ok: #3fd18b;
  --ink: #0d1520;
  --panel: #131d29;
  --panel-2: #1b2836;
  --text: #e8eef5;
  --muted: #93a3b5;
  --radius: 16px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  background: radial-gradient(1200px 700px at 20% -10%, #1c3148 0%, #0b121b 55%, #070b10 100%);
  color: var(--text);
  font: 15px/1.45 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

.app {
  display: grid;
  grid-template-columns: minmax(320px, 1fr) 360px;
  gap: 22px;
  max-width: 1180px;
  margin: 0 auto;
  padding: 22px;
  min-height: 100vh;
  align-items: center;
}

.stage {
  display: grid;
  place-items: center;
  min-width: 0;
}

canvas#board {
  width: min(78vh, 100%);
  aspect-ratio: 1 / 1;
  height: auto;
  border-radius: 14px;
  box-shadow: 0 26px 60px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(255, 255, 255, 0.06) inset;
  touch-action: manipulation;
  cursor: default;
}

canvas#board.can-move { cursor: pointer; }

.side {
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.brand h1 {
  margin: 0;
  font-size: 26px;
  letter-spacing: 0.02em;
}

.brand .sub {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 12.5px;
}

.brand code { font-size: 11.5px; color: #b9c8d8; }

.players {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.player {
  display: grid;
  grid-template-columns: 14px 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 9px 11px;
  border-radius: 11px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid transparent;
  transition: border-color 0.2s, background 0.2s, transform 0.2s;
}

.player.active {
  border-color: rgba(255, 255, 255, 0.35);
  background: rgba(255, 255, 255, 0.08);
  transform: translateX(2px);
}

.player .dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  box-shadow: 0 0 10px currentColor;
}

.player .who { font-weight: 600; font-size: 13.5px; }
.player .who small { display: block; font-weight: 400; color: var(--muted); font-size: 11.5px; }
.player .count { font-variant-numeric: tabular-nums; color: var(--muted); font-size: 12.5px; }

.controls {
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 14px;
  align-items: center;
  padding: 14px;
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.22);
}

.dice {
  width: 74px;
  height: 74px;
  padding: 0;
  border: 0;
  border-radius: 14px;
  background: radial-gradient(circle at 30% 25%, #ffffff, #dfe7ef 65%, #c6d2dd);
  box-shadow: 0 10px 18px rgba(0, 0, 0, 0.45), inset 0 -3px 0 rgba(0, 0, 0, 0.12);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: transform 0.12s ease, filter 0.2s;
}

.dice img { width: 62px; height: 62px; display: block; }

.dice:disabled { cursor: not-allowed; filter: grayscale(0.55) brightness(0.75); }
.dice:not(:disabled):hover { transform: translateY(-2px); }
.dice:not(:disabled):active { transform: translateY(1px) scale(0.98); }

.dice.rolling img { animation: shake 0.35s linear infinite; }

@keyframes shake {
  0% { transform: rotate(0deg) scale(1); }
  25% { transform: rotate(-14deg) scale(1.06); }
  50% { transform: rotate(12deg) scale(0.98); }
  75% { transform: rotate(-8deg) scale(1.04); }
  100% { transform: rotate(0deg) scale(1); }
}

.status { margin: 0; font-size: 13.5px; color: #cfdae7; min-height: 2.6em; }
.status strong { color: #fff; }

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
  justify-content: space-between;
  font-size: 12.5px;
  color: var(--muted);
}

.check { display: inline-flex; gap: 7px; align-items: center; cursor: pointer; }
.check input { accent-color: #4ea8ff; }

.check select {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  padding: 5px 7px;
  font: inherit;
  cursor: pointer;
}

.ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 9px;
  padding: 7px 12px;
  font: inherit;
  cursor: pointer;
}

.ghost:hover { background: rgba(255, 255, 255, 0.07); }

.note { margin: 0; font-size: 11.5px; color: #7f8fa0; line-height: 1.5; }

.winner {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(4, 8, 12, 0.72);
  backdrop-filter: blur(6px);
  z-index: 10;
}

.winner.hidden { display: none; }

.winner-card {
  background: linear-gradient(180deg, #1d2b3b, #131d29);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 18px;
  padding: 28px 34px;
  text-align: center;
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.6);
}

.winner-card h2 { margin: 0 0 6px; font-size: 24px; }
.winner-card p { margin: 0 0 18px; color: var(--muted); }

.winner-card button:not(.ghost) {
  border: 0;
  border-radius: 11px;
  padding: 11px 22px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  background: linear-gradient(180deg, #4ea8ff, #2b7fd4);
  color: #04121f;
}

@media (max-width: 900px) {
  .app {
    grid-template-columns: 1fr;
    padding: 14px;
    gap: 14px;
    align-items: start;
  }
  canvas#board { width: min(92vw, 70vh); }
  .side { order: 2; }
}