:root {
  --bg: #1e2126;
  --panel: #2a2e35;
  --card: #333842;
  --text: #e8e6e0;
  --text-dim: #9a9890;
  --accent: #d8a13a;
  --border: #454a54;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Pretendard", "Malgun Gothic", system-ui, sans-serif;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.app {
  display: flex;
  gap: 20px;
  padding: 20px;
  align-items: flex-start;
  flex-wrap: wrap;
  justify-content: center;
}

.board-wrap {
  width: min(80vh, 92vw, 720px);
  aspect-ratio: 1;
}

#board {
  width: 100%;
  height: 100%;
  border-radius: 8px;
  display: block;
  cursor: pointer;
}

.panel {
  width: 240px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.player-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  transition: border-color .15s;
}

.player-card.active { border-color: var(--accent); }

.player-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.stone-icon {
  width: 18px; height: 18px; border-radius: 50%;
}
.stone-icon.black { background: #111; border: 1px solid #000; }
.stone-icon.white { background: #f2f2f2; border: 1px solid #bbb; }

.player-name { font-weight: 600; font-size: 15px; }

.turn-badge {
  margin-left: auto;
  font-size: 11px;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 1px 8px;
  border-radius: 999px;
  visibility: hidden;
}
.player-card.active .turn-badge { visibility: visible; }

.player-stat { font-size: 13px; color: var(--text-dim); }
.player-stat b { color: var(--text); margin-left: 4px; }

.move-info {
  display: flex;
  justify-content: space-between;
  background: var(--panel);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 13px;
  color: var(--text-dim);
}
.move-info b { color: var(--text); }

.msg {
  min-height: 20px;
  font-size: 13px;
  color: #e2726e;
  padding: 0 2px;
}

.btn-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.btn-grid button {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 0;
  font-size: 14px;
  cursor: pointer;
  font-family: inherit;
  transition: background .12s, border-color .12s;
}
.btn-grid button:hover { background: var(--card); border-color: var(--accent); }
.btn-grid button.wide { grid-column: 1 / 3; }

.note {
  font-size: 12px;
  color: var(--text-dim);
  line-height: 1.5;
  padding: 4px 2px;
}