: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;
}

/* 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;
}

/* ─── 빅투 ─────────────────────────────────────────────────
   위에서부터: 상대 손패(뒷면+장수) · 테이블 · 안내문 · 내 손패 · 내기/패스. */
#game {
  flex-direction: column;
  justify-content: flex-start;
  align-items: stretch;
  gap: 10px;
  min-height: 0;
}

.bt-card {
  position: relative;
  width: 44px;
  height: 62px;
  flex: 0 0 auto;
  border-radius: 7px;
  background: #f2f2f2;
  color: #14161c;
  border: 1px solid #cfcfcf;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  line-height: 1;
  font-weight: 800;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.45);
}

.bt-card.red { color: #d1344b; }
.bt-card b { font-size: 18px; }
.bt-card i { font-style: normal; font-size: 16px; margin-top: 2px; }

.bt-back {
  width: 20px;
  height: 30px;
  flex: 0 0 auto;
  border-radius: 4px;
  border: 1px solid #2f3a52;
  background: repeating-linear-gradient(45deg, #26314a 0 3px, #1b2333 3px 6px);
  margin-left: -9px;
}

.bt-back:first-child { margin-left: 0; }

.bt-foe {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 32px;
}

.bt-fan { display: flex; }

.bt-count {
  font-size: 12px;
  font-weight: 700;
  color: #a0a0a0;
  font-variant-numeric: tabular-nums;
}

/* 테이블: 지금 받아쳐야 할 조합 */
.bt-table {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 10px;
  border-radius: 16px;
  background: #10151f;
  border: 1px solid #1e2636;
}

.bt-cards { display: flex; gap: 5px; flex-wrap: wrap; justify-content: center; }

.bt-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: #7e8899;
}

.bt-msg {
  margin: 0;
  min-height: 20px;
  text-align: center;
  font-size: 13px;
  font-weight: 600;
  color: #b8b8b8;
}

.bt-msg.ok { color: #6ee787; }
.bt-msg.bad { color: #ff6b6b; }

/* 내 손패 — 눌러서 고르고, 고른 카드는 위로 올라온다 */
.bt-hand {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 5px 4px;
  padding-top: 8px;
  min-height: 74px;
}

.bt-hand .bt-card {
  cursor: pointer;
  transition: transform 0.1s ease, box-shadow 0.1s ease;
}

.bt-hand .bt-card.sel {
  transform: translateY(-8px);
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.55);
  outline: 2px solid #6ee787;
  outline-offset: -2px;
}

.bt-hand.many .bt-card { width: 38px; height: 54px; }
.bt-hand.many .bt-card b { font-size: 16px; }
.bt-hand.many .bt-card i { font-size: 14px; }

.bt-acts { display: flex; gap: 10px; }

.bt-btn {
  flex: 1;
  font: inherit;
  font-weight: 700;
  font-size: 14px;
  color: #f5f5f5;
  border-radius: 14px;
  min-height: 54px;
  padding: 0 12px;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  transition: opacity 0.1s ease;
}

.bt-btn.pass { flex: 0 0 34%; background: #2c1616; border: 1px solid #5a2a2a; color: #ffb3b3; }
.bt-btn.pass:active { background: #3a1c1c; }
.bt-btn.play { background: #16262c; border: 1px solid #2c5f55; color: #a8e9d3; }
.bt-btn.play:active { background: #1c3a34; }
.bt-btn:disabled { opacity: 0.35; cursor: default; }

@media (max-height: 700px) {
  .bt-card { width: 38px; height: 54px; }
  .bt-card b { font-size: 16px; }
  .bt-card i { font-size: 14px; }
  .bt-hand.many .bt-card { width: 34px; height: 48px; }
  .bt-btn { min-height: 46px; }
}