/* RedArcade — games site */

.play-hero {
  padding: 72px 0 40px;
  border-bottom: 1px solid var(--line);
}

.play-hero h1 {
  font-size: clamp(2.6rem, 6vw, 4.2rem);
  line-height: 1;
  letter-spacing: -0.04em;
  font-weight: 800;
  margin-top: 6px;
}

.play-hero p {
  max-width: 62ch;
  margin-top: 16px;
  color: var(--muted);
  font-size: 15.5px;
}

.play-note {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin-top: 22px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  color: var(--dim);
}

.play-note span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.arcade-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.game-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface);
  overflow: hidden;
  transition: border-color 0.15s ease;
}

.game-card:hover {
  border-color: var(--line-strong);
}

.game-art {
  height: 170px;
  display: grid;
  place-items: center;
  border-bottom: 1px solid var(--line);
  background: #171419;
}

.game-art svg {
  width: 112px;
  height: 112px;
}

.game-info {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 18px 20px 20px;
}

.game-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.game-info h3 {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.game-info p {
  margin-top: 6px;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.55;
}

.game-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: auto;
  padding-top: 16px;
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--dim);
}

.game-card:hover .game-foot span:last-child {
  color: var(--accent);
}

/* ---------------------------------------------------------- game shell */

.game-page {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
}

.game-bar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 24px;
  height: 56px;
  border-bottom: 1px solid var(--line);
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 10;
}

.game-back {
  font-size: 13px;
  color: var(--muted);
  white-space: nowrap;
}

.game-back:hover {
  color: var(--text);
}

.game-name {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding-left: 16px;
  border-left: 1px solid var(--line);
}

.game-stat {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--muted);
  text-align: right;
}

.game-main {
  flex: 1;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 14px;
  padding: 32px 18px 48px;
}

.game-frame {
  position: relative;
  width: min(480px, 100%);
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: var(--surface);
}

.game-frame canvas {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1;
  background: #100e12;
  touch-action: none;
}

.game-overlay {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 8px;
  padding: 24px;
  text-align: center;
  background: rgba(16, 14, 18, 0.82);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.game-overlay[hidden] {
  display: none;
}

.game-overlay h2 {
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.game-overlay p {
  max-width: 34ch;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.6;
}

.game-overlay .btn {
  margin-top: 8px;
}

.game-help {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.04em;
  color: var(--dim);
  text-align: center;
}

/* ---------------------------------------------------------- 2048 */

.board-wrap {
  position: relative;
  width: min(480px, 100%);
}

.board-wrap .board,
.board-wrap .memory-board {
  width: 100%;
}

.board {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 9px;
  width: min(480px, 100%);
  padding: 9px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface);
  touch-action: none;
}

.tile {
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: 9px;
  background: rgba(236, 231, 234, 0.045);
  color: var(--text);
  font-family: var(--mono);
  font-size: clamp(18px, 5.5vw, 30px);
  font-weight: 500;
  transition: background 0.12s ease, color 0.12s ease;
}

.tile[data-v="2"] { background: #2a252e; }
.tile[data-v="4"] { background: #352d38; }
.tile[data-v="8"] { background: #4d2b34; }
.tile[data-v="16"] { background: #682f3b; }
.tile[data-v="32"] { background: #833343; }
.tile[data-v="64"] { background: #9e394b; }
.tile[data-v="128"] { background: #b93f53; color: #fff; }
.tile[data-v="256"] { background: #cd455b; color: #fff; }
.tile[data-v="512"] { background: #dd4a5f; color: #fff; }
.tile[data-v="1024"] { background: #ec4f64; color: #fff; }
.tile[data-v="2048"] { background: #ff6275; color: #fff; }

/* ---------------------------------------------------------- memory */

.memory-board {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 9px;
  width: min(480px, 100%);
}

.mcard {
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  color: transparent;
  font-family: var(--mono);
  font-size: clamp(22px, 6vw, 34px);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, opacity 0.15s ease;
}

.mcard:hover {
  border-color: var(--line-strong);
}

.mcard.flipped,
.mcard.matched {
  color: var(--text);
  background: var(--accent-soft);
  border-color: rgba(229, 72, 91, 0.4);
}

.mcard.matched {
  opacity: 0.45;
  cursor: default;
}

/* ---------------------------------------------------------- responsive */

@media (max-width: 760px) {
  .arcade-grid {
    grid-template-columns: 1fr;
  }

  .play-hero {
    padding: 44px 0 30px;
  }

  .game-bar {
    padding: 0 16px;
    gap: 12px;
  }

  .game-name {
    padding-left: 12px;
  }

  .game-main {
    padding: 20px 12px 36px;
  }
}