: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;
}

/* ─── Spit ───────────────────────────────────────────────── */
#game {
  flex-direction: column;
  align-items: stretch;
  justify-content: space-between;
  gap: 10px;
  min-height: 0;
}

.sp-side { display: flex; flex-direction: column; gap: 4px; }

.sp-tag {
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.10em;
  color: #8b95a3;
  text-align: center;
}

.sp-lanes { display: flex; gap: 5px; justify-content: center; }

.sp-lane { position: relative; display: block; }

.sp-card {
  width: 60px;
  height: 82px;
  border-radius: 8px;
  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);
}

.sp-card.red { color: #d1344b; }
.sp-card b { font-size: 22px; }
.sp-card i { font-style: normal; font-size: 18px; margin-top: 3px; }

.sp-card.empty {
  background: none;
  border: 1px dashed #39404d;
  box-shadow: none;
}

/* 낼 수 있는 카드만 또렷하게 — 실시간이라 한눈에 보여야 한다 */
.sp-card.on { outline: 2px solid #6ee787; outline-offset: 1px; }
.sp-card.dim { filter: brightness(0.62) saturate(0.5); }
.sp-lane .sp-card.on:active { transform: translateY(-4px); }
.sp-lane.bad .sp-card { outline: 2px solid #e05555; outline-offset: 1px; }

.sp-n {
  position: absolute;
  right: -3px;
  top: -5px;
  min-width: 17px;
  height: 17px;
  padding: 0 4px;
  border-radius: 999px;
  background: #2f4256;
  color: #eaf2ff;
  font-size: 10px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sp-mid {
  /* 상한이 없으면 초록 판이 화면 절반 넘게 비어 보인다. 위아래 auto 마진으로
     남는 공간을 나눠 갖게 해서, 내 손패는 엄지 닿는 맨 아래에 그대로 둔다. */
  flex: 1 1 auto;
  max-height: 280px;
  margin: auto 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  border-radius: 16px;
  background: #10261a;
  border: 1px solid #1d3a28;
  min-height: 108px;
}

.sp-pile .sp-card { width: 74px; height: 100px; }
.sp-pile .sp-card b { font-size: 28px; }
.sp-pile .sp-card i { font-size: 22px; }

.sp-count { font-size: 64px; }

.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; }

@media (max-width: 360px) {
  .sp-card { width: 54px; height: 74px; }
  .sp-card b { font-size: 19px; }
  .sp-card i { font-size: 16px; }
}