:root {
  color-scheme: dark;
}

* {
  box-sizing: border-box;
  touch-action: manipulation;
}

html, body {
  margin: 0;
  padding: 0;
  height: 100dvh;
  overflow: hidden;
  background: #0a0a0a;
  color: #f5f5f5;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
  -webkit-user-select: none;
  overscroll-behavior: none;
}

main {
  height: 100%;
  max-width: 480px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  padding:
    max(60px, env(safe-area-inset-top))
    16px
    max(20px, env(safe-area-inset-bottom));
  gap: 16px;
}

/* 점수바: SCORE | BEST | New 버튼 */
.score-bar {
  display: flex;
  gap: 8px;
  align-items: stretch;
}

.score-box {
  flex: 1;
  background: #161616;
  border: 1px solid #2a2a2a;
  border-radius: 12px;
  padding: 8px 12px;
  text-align: center;
  min-width: 0;
}

.score-label {
  display: block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #a0a0a0;
}

.score-val,
.best-val {
  display: block;
  font-size: 22px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
  color: #f5f5f5;
  margin-top: 2px;
  line-height: 1.1;
}

.new-btn {
  flex: 0 0 auto;
  font: inherit;
  color: #fff;
  background: #4f9eff;
  border: none;
  border-radius: 12px;
  padding: 0 18px;
  min-height: 56px;
  cursor: pointer;
  font-weight: 700;
  font-size: 14px;
  -webkit-tap-highlight-color: transparent;
}

.new-btn:active { background: #3d8ae8; }

/* 게임 영역 — 보드/캠버스/그리드 등을 여기에 */
#game {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 0;   /* 작은 폰에서 아래 조작 요소가 화면 밖으로 밀리지 않게 */
}

/* 좌상단 ← 홈, 우상단 🏆 명예의 전당 — 모든 게임 공통 chrome */
.home-link,
.hof-link {
  position: fixed;
  top: max(12px, env(safe-area-inset-top));
  z-index: 10;
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.35);
  color: #fff;
  text-decoration: none;
  font-size: 20px;
  font-weight: 600;
  line-height: 1;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  transition: background 0.15s ease;
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.home-link { left:  max(12px, env(safe-area-inset-left)); }
.hof-link  { right: max(12px, env(safe-area-inset-right)); }

@media (hover: hover) {
  .home-link:hover,
  .hof-link:hover {
    background: rgba(0, 0, 0, 0.55);
  }
}

/* 오버레이 (게임 종료 / 완료 시 점수 + 저장 버튼) */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 20;
  padding: 20px;
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}

.overlay[hidden] { display: none; }

.overlay-card {
  background: #161616;
  border: 1px solid #2a2a2a;
  border-radius: 18px;
  padding: 24px 22px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
  text-align: center;
  min-width: 240px;
  max-width: 320px;
  width: 100%;
}

.overlay-card h2 {
  margin: 0;
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.overlay-score {
  margin: 0;
  font-size: 56px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.04em;
  line-height: 1;
}

.overlay-card button {
  font: inherit;
  color: #fff;
  background: rgba(255, 255, 255, 0.10);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  padding: 12px 20px;
  min-height: 44px;
  cursor: pointer;
  font-weight: 600;
  font-size: 14px;
  width: 100%;
  -webkit-tap-highlight-color: transparent;
}

.overlay-card button:active {
  background: rgba(255, 255, 255, 0.18);
}

.overlay-card .save-btn {
  background: #4f9eff;
  border-color: #4f9eff;
}

.overlay-card .save-btn:active {
  background: #3d8ae8;
}

/* ─── One Lie ────────────────────────────────────────────── */
.ol-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  height: 100%;
  min-height: 0;
  padding: 0 4px;
  box-sizing: border-box;
}

.ol-head {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 10px;
  width: 100%;
  font-size: 12px;
  font-weight: 800;
  color: #a8b4c4;
  letter-spacing: 0.02em;
}
.ol-range { color: #f0f4fa; font-variant-numeric: tabular-nums; }

/* 40 칸짜리 라운드는 8 열로 눕힌다 — 5 열이면 8 줄이 되어 작은 폰(320×568)에서
   아래 질문 버튼·기록이 화면 밖으로 밀린다. --cols 는 라운드마다 game.js 가 넣는다. */
.ol-grid {
  display: grid;
  grid-template-columns: repeat(var(--cols, 5), 1fr);
  gap: 5px;
  width: 100%;
  max-width: 360px;
  flex: 0 0 auto;
}

.ol-cell {
  min-width: 0;
  min-height: 26px;
  height: clamp(26px, 5.2vh, 44px);
  border-radius: 9px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: #1b2430;
  color: #f0f4fa;
  font: inherit;
  font-size: clamp(12.5px, 3.6vw, 17px);
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  padding: 0;
  line-height: 1;
}
.ol-cell:active { background: #27333f; }

/* 거짓말 한 번을 이미 써 버린 수 — 아직 후보다 */
.ol-cell.ol-hit { background: #2b2415; border-color: #7a6320; color: #f0d68a; }
/* 답 두 개와 어긋나 탈락한 수 — 임계값으로는 여전히 쓸 수 있어 누를 수 있게 둔다 */
.ol-cell.ol-out { background: #141b24; color: #8a94a6; text-decoration: line-through; border-style: dashed; }

/* 지금 고른 임계값과, 그 질문이 가리키는 "이하" 범위 */
.ol-cell.ol-pre { box-shadow: inset 0 0 0 999px rgba(79, 158, 255, 0.12); }
.ol-cell.ol-sel { box-shadow: inset 0 0 0 3px #4f9eff; }

/* 물어봐야 정보가 0 인 임계값 (한쪽에 후보가 없음) */
.ol-cell:disabled { opacity: 0.4; cursor: default; }

.ol-ask-btn {
  width: 100%;
  max-width: 340px;
  font: inherit;
  font-weight: 800;
  font-size: 15px;
  /* 흰 글자 대 #4f9eff 는 2.74:1 (AA 미달). 파랑은 그대로 두고 글자를 어둡게 → 7.2:1. */
  color: #0a0a0a;
  background: #4f9eff;
  border: none;
  border-radius: 12px;
  min-height: 52px;
  padding: 0 14px;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.ol-ask-btn:active { background: #3d8ae8; }
.ol-ask-btn:disabled { background: #232a33; color: #98a3b4; cursor: default; }

.ol-legend {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  font-size: 10.5px;
  font-weight: 700;
  color: #a8b4c4;
}
.ol-legend i { font-style: normal; display: inline-block; width: 9px; height: 9px; border-radius: 3px; margin-right: 4px; vertical-align: -1px; }
.ol-legend .k0 { background: #4a5a6d; }
.ol-legend .k1 { background: #7a6320; }
.ol-legend .k2 { background: #141b24; border: 1px solid #56606f; }

.ol-log {
  width: 100%;
  max-width: 340px;
  min-height: 52px;
  max-height: 22vh;
  overflow-y: auto;
  touch-action: pan-y;
  display: flex;
  flex-wrap: wrap;
  align-content: flex-start;
  gap: 5px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: 10px;
  padding: 7px 8px;
  box-sizing: border-box;
}
.ol-chip {
  font-size: 11.5px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  border-radius: 999px;
  padding: 4px 9px;
  white-space: nowrap;
  border: 1px solid transparent;
}
.ol-chip.y { background: #14301f; color: #86e0a8; border-color: #2c5c3d; }
.ol-chip.n { background: #331a1c; color: #f3a0a4; border-color: #5f3034; }
.ol-log-empty { font-size: 11.5px; font-weight: 700; color: #a8b4c4; }

.ol-msg { font-size: 12px; font-weight: 700; color: #a8b4c4; text-align: center; min-height: 16px; padding: 0 6px; }

.overlay-howto {
  margin: 0; font-size: 13px; line-height: 1.55; color: #c9c9c9;
  text-align: left; white-space: pre-line; max-height: 46vh;
  overflow-y: auto; touch-action: pan-y;
}
.overlay-sub { margin: 0; font-size: 13px; color: #a0a0a0; }
.overlay-score { font-variant-numeric: tabular-nums; }

/* 세로가 짧은 화면(작은 폰·가로 모드)에서 아래 조작 요소가 밀려나지 않게 압축 */
@media (max-height: 660px) {
  .ol-wrap { gap: 7px; }
  .ol-ask-btn { min-height: 44px; font-size: 14px; }
  .ol-log { min-height: 36px; max-height: 15vh; }
  .ol-legend { font-size: 10px; gap: 8px; }
}