/* shared in-game polish v2 — stage frame, chrome, feedback, mode bar */

/* —— page atmosphere tinted by skin —— */
body:has(.game-shell) {
  --accent: var(--play-accent, #0a7a6f);
  --accent-bright: color-mix(in srgb, var(--play-accent, #0a7a6f) 70%, #fff);
  --accent-deep: color-mix(in srgb, var(--play-accent, #0a7a6f) 72%, #000);
  --warm: var(--play-accent2, #e15a3c);
}

body:has(.game-shell)::before {
  background:
    linear-gradient(
      152deg,
      color-mix(in srgb, var(--play-accent, #0a7a6f) 7%, var(--bg1)) 0%,
      var(--bg1) 42%,
      color-mix(in srgb, var(--play-accent2, #e15a3c) 6%, var(--bg0)) 100%
    ),
    linear-gradient(90deg, color-mix(in srgb, var(--play-accent, #0a7a6f) 10%, transparent) 1px, transparent 1px),
    linear-gradient(0deg, color-mix(in srgb, var(--play-accent, #0a7a6f) 10%, transparent) 1px, transparent 1px);
  background-size: auto, 40px 40px, 40px 40px;
}

/* —— title / header —— */
.game-shell .game-title {
  position: relative;
  display: inline-block;
  letter-spacing: -0.03em;
  padding-bottom: 0.22em;
}

.game-shell .game-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: min(4.5rem, 42%);
  height: 3px;
  background: linear-gradient(
    90deg,
    var(--play-accent, var(--accent)),
    var(--play-accent2, var(--warm))
  );
  clip-path: polygon(0 0, 100% 0, 92% 100%, 0 100%);
}

/* —— crawlable howto + trust footer (baked by inject-game-howto.mjs) —— */
.game-howto {
  margin: 1.5rem auto 0;
  max-width: 40rem;
  padding: 1rem 1.1rem 1.15rem;
  border-top: 1px solid color-mix(in srgb, var(--play-accent, #0a7a6f) 22%, transparent);
  color: color-mix(in srgb, var(--ink, #0f172a) 88%, transparent);
  font-size: 0.92rem;
  line-height: 1.55;
}
.game-howto h2 {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}
.game-howto-title {
  margin: 0 0 0.55rem;
  font-weight: 700;
  color: var(--play-accent, #0a7a6f);
}
.game-howto p {
  margin: 0 0 0.55rem;
}
.game-howto p:last-child {
  margin-bottom: 0;
}
.game-trust-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 1rem;
  justify-content: center;
  margin: 1.25rem auto 1.75rem;
  max-width: 40rem;
  padding: 0.35rem 0.5rem 0;
  font-size: 0.82rem;
}
.game-trust-foot a {
  color: color-mix(in srgb, var(--play-accent, #0a7a6f) 70%, #334155);
  text-decoration: underline;
  text-underline-offset: 0.15em;
}
.game-trust-foot a:hover {
  color: var(--play-accent, #0a7a6f);
}

.game-shell .game-sub {
  max-width: 38rem;
  line-height: 1.5;
}

.game-shell .back {
  border-color: color-mix(in srgb, var(--play-accent, var(--accent)) 28%, var(--line));
  background:
    linear-gradient(
      135deg,
      color-mix(in srgb, var(--play-accent, var(--accent)) 8%, transparent),
      transparent 55%
    ),
    var(--surface-strong);
}

.game-shell .back:hover {
  border-color: color-mix(in srgb, var(--play-accent, var(--accent)) 55%, var(--line));
  color: var(--ink);
}

.game-shell .game-nav-link {
  border-color: color-mix(in srgb, var(--play-accent, var(--accent)) 20%, var(--line));
  transition: border-color 0.15s var(--ease), color 0.15s var(--ease), transform 0.15s var(--ease);
}

.game-shell .game-nav-link:hover {
  border-color: color-mix(in srgb, var(--play-accent, var(--accent)) 48%, var(--line));
  transform: translateY(-1px);
}

/* —— controls / settings —— */
.game-shell .ctrl-bar {
  gap: 0.5rem;
}

.game-shell .ctrl-bar .btn {
  border: 1px solid color-mix(in srgb, var(--play-accent, var(--accent)) 18%, transparent);
}

.game-shell .ctrl-more {
  border-radius: var(--radius, 2px);
  border: 1px solid color-mix(in srgb, var(--play-accent, var(--accent)) 22%, var(--line));
  background:
    linear-gradient(
      120deg,
      color-mix(in srgb, var(--play-accent, var(--accent)) 7%, transparent),
      transparent 50%
    ),
    color-mix(in srgb, var(--surface, #fff) 78%, transparent);
  box-shadow: 3px 3px 0 color-mix(in srgb, var(--play-accent, var(--accent)) 10%, transparent);
}

.game-shell .settings-panel {
  border-color: color-mix(in srgb, var(--play-accent, var(--accent)) 28%, var(--line));
  background:
    linear-gradient(
      165deg,
      color-mix(in srgb, var(--play-accent, var(--accent)) 8%, transparent),
      transparent 40%
    ),
    var(--surface-strong);
  box-shadow:
    5px 5px 0 color-mix(in srgb, var(--play-accent, var(--accent)) 14%, transparent),
    var(--shadow);
}

.game-shell .settings-panel h3 {
  padding-bottom: 0.45rem;
  border-bottom: 2px solid color-mix(in srgb, var(--play-accent, var(--accent)) 35%, transparent);
}

.game-shell .set-row input[type="number"],
.game-shell .set-row input[type="text"],
.game-shell .set-row select {
  border: 1px solid color-mix(in srgb, var(--play-accent, var(--accent)) 28%, var(--line));
  border-radius: var(--radius, 2px);
  background: #fff;
  transition: border-color 0.15s var(--ease), box-shadow 0.15s var(--ease);
}

.game-shell .set-row input:focus,
.game-shell .set-row select:focus {
  outline: none;
  border-color: var(--play-accent, var(--accent));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--play-accent, var(--accent)) 22%, transparent);
}

/* —— mode bar (solo / same-device / LAN) —— */
.game-shell .mg-mode-bar {
  margin: 0 0 0.85rem;
}

.game-shell .mg-mode-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
  margin: 0.35rem 0 0.75rem;
  padding: 0.45rem 0.55rem;
  border: 1px solid color-mix(in srgb, var(--play-accent, var(--accent)) 24%, var(--line));
  background:
    linear-gradient(
      100deg,
      color-mix(in srgb, var(--play-accent, var(--accent)) 9%, transparent),
      transparent 55%
    ),
    color-mix(in srgb, var(--surface-strong, #fff) 90%, transparent);
  box-shadow: 3px 3px 0 color-mix(in srgb, var(--play-accent, var(--accent)) 12%, transparent);
}

.game-shell .mg-mode-row > .hint {
  margin: 0 0.35rem 0 0.15rem !important;
  padding: 0 !important;
  border: 0 !important;
  background: none !important;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.game-shell .mg-mode-row .btn {
  padding: 0.45rem 0.75rem;
  font-size: 0.82rem;
  border: 1px solid color-mix(in srgb, var(--play-accent, var(--accent)) 20%, var(--line));
}

.game-shell .mg-mode-row .btn.accent {
  border-color: transparent;
  color: #fff;
  background: var(--play-accent, var(--accent));
  box-shadow: 3px 3px 0 color-mix(in srgb, var(--play-accent2, var(--warm)) 40%, transparent);
}

.game-shell #lanPanel,
.game-shell .lan-panel {
  margin: 0.35rem 0 0.85rem;
  padding: 0.7rem 0.8rem;
  border: 1px solid color-mix(in srgb, var(--play-accent, var(--accent)) 30%, var(--line));
  background:
    linear-gradient(
      145deg,
      color-mix(in srgb, var(--play-accent2, var(--warm)) 8%, transparent),
      transparent 50%
    ),
    var(--surface-strong);
  box-shadow: 4px 4px 0 color-mix(in srgb, var(--play-accent2, var(--warm)) 16%, transparent);
}

.game-shell #lanPanel input,
.game-shell .lan-panel input {
  border: 1px solid color-mix(in srgb, var(--play-accent, var(--accent)) 30%, var(--line));
  border-radius: var(--radius, 2px);
  padding: 0.45rem 0.6rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

/* —— HUD / panel / stage —— */
.game-shell .hud {
  border-radius: var(--radius, 2px);
  background:
    linear-gradient(
      105deg,
      color-mix(in srgb, var(--play-accent, #1fb8a8) 12%, transparent),
      transparent 55%
    ),
    color-mix(in srgb, var(--surface-strong, #fff) 94%, var(--play-accent, #1fb8a8) 6%);
  border: 1px solid color-mix(in srgb, var(--play-accent, #1fb8a8) 32%, var(--line, rgba(16, 24, 32, 0.1)));
  box-shadow: 4px 4px 0 color-mix(in srgb, var(--play-accent, #1fb8a8) 16%, transparent);
  backdrop-filter: none;
}

.game-shell .stat b {
  background: none;
  -webkit-background-clip: unset;
  background-clip: unset;
  color: var(--ink);
  line-height: 1.15;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

.game-shell .stat {
  min-width: 4.2rem;
  padding: 0.1rem 0.2rem;
}

.game-shell .stat span {
  color: var(--muted);
  letter-spacing: 0.05em;
}

.game-shell .mg-clock.is-hidden {
  display: none;
}

.game-shell .mg-clock b {
  font-variant-numeric: tabular-nums;
  min-width: 1.6em;
}

.game-shell .mg-clock.is-warn b {
  color: #c1121f;
}

.game-shell .mg-clock.is-done b {
  color: var(--muted);
}

.game-shell .btn {
  border-radius: var(--radius, 2px);
  box-shadow: 3px 3px 0 rgba(16, 24, 32, 0.16);
}

.game-shell .btn:hover {
  transform: translateY(-2px) skewX(-0.5deg);
  box-shadow: 4px 4px 0 rgba(16, 24, 32, 0.2);
}

.game-shell .btn.ghost {
  background: color-mix(in srgb, var(--surface-strong, #fff) 88%, transparent);
  border: 1px solid color-mix(in srgb, var(--play-accent, #1fb8a8) 22%, var(--line, rgba(16, 24, 32, 0.1)));
  box-shadow: 2px 2px 0 rgba(16, 24, 32, 0.08);
}

.game-shell .btn.ghost:hover {
  border-color: color-mix(in srgb, var(--play-accent, #1fb8a8) 45%, var(--line, rgba(16, 24, 32, 0.1)));
  background: #fff;
}

.game-shell .btn.accent {
  background: var(--play-accent, var(--accent));
  box-shadow: 3px 3px 0 color-mix(in srgb, var(--play-accent2, var(--warm)) 35%, transparent);
}

.game-shell .panel {
  backdrop-filter: none;
  border-radius: var(--play-radius, 2px);
  position: relative;
  overflow: clip;
}

.game-shell .panel::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(
    90deg,
    var(--play-accent, #1fb8a8),
    var(--play-accent2, #e15a3c) 55%,
    var(--play-ball, #e9c46a)
  );
  pointer-events: none;
  z-index: 2;
}

.panel #stage,
.panel .board,
.panel #board,
.panel #grid,
.panel #pads,
.panel .pegs {
  animation: rise 0.55s 0.18s var(--ease-out) both;
}

.game-shell #stage {
  border: 1px dashed color-mix(in srgb, var(--play-accent, #1fb8a8) 28%, transparent);
  border-radius: var(--play-radius, 2px);
}

.game-shell .hint {
  margin-top: 0.75rem;
  padding: 0.5rem 0.7rem;
  border-left: 3px solid color-mix(in srgb, var(--play-accent, #1fb8a8) 75%, transparent);
  background:
    linear-gradient(
      90deg,
      color-mix(in srgb, var(--play-accent, #1fb8a8) 10%, transparent),
      transparent 70%
    );
  color: var(--muted, #5a6a72);
  font-size: 0.92rem;
  line-height: 1.45;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.game-shell .hint:empty {
  display: none;
}

/* —— interactive widgets —— */
.face.back,
.pad.is-idle,
.block,
.hole {
  background-image: linear-gradient(
    145deg,
    rgba(255, 255, 255, 0.12) 0%,
    transparent 48%
  );
}

.face.front,
.tile:not(.empty),
.slot.filled {
  box-shadow: 3px 3px 0 rgba(16, 24, 32, 0.14);
}

.pad.is-go,
.block.on,
.hole.up .mole,
.cell.on,
.chip.on {
  filter: none;
  box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.28);
}

.dpad button,
.choices button,
.keys button,
.nums button,
.ops button,
.btns .btn {
  border-radius: var(--radius, 2px);
  transition: transform 0.14s var(--ease), background 0.14s var(--ease),
    border-color 0.14s var(--ease), box-shadow 0.14s var(--ease);
}

.dpad button:hover,
.choices button:hover,
.keys button:hover,
.nums button:hover,
.ops button:hover {
  transform: translateY(-2px) skewX(-0.5deg);
  border-color: color-mix(in srgb, var(--play-accent, #0a7a6f) 45%, var(--line, rgba(16, 24, 32, 0.1)));
  box-shadow: 2px 2px 0 color-mix(in srgb, var(--play-accent, #0a7a6f) 28%, transparent);
}

.dpad button:active,
.choices button:active,
.keys button:active,
.nums button:active,
.ops button:active {
  transform: translateY(1px) scale(0.98);
  box-shadow: none;
}

.seq,
.stim,
.show,
.words,
.expr {
  animation: rise 0.4s var(--ease-out);
}

#pads .pad,
.row .chip {
  box-shadow: 4px 4px 0 rgba(16, 24, 32, 0.16);
}

#pads .pad:hover,
.row .chip:hover {
  transform: translateY(-2px) scale(1.03);
}

.peg {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  transition: border-color 0.16s var(--ease), transform 0.16s var(--ease),
    box-shadow 0.16s var(--ease);
}

.peg:hover {
  transform: translateY(-2px);
  box-shadow: 2px 2px 0 rgba(16, 24, 32, 0.12);
}

.disk {
  box-shadow: 3px 3px 0 rgba(16, 24, 32, 0.2);
  transition: transform 0.16s var(--ease);
}

/* —— place / win feedback —— */
@keyframes mg-place-pop {
  0% {
    transform: scale(0.72);
    opacity: 0.55;
  }
  70% {
    transform: scale(1.06);
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

.game-shell .cell.p1,
.game-shell .cell.p2,
.game-shell .cell.on,
.game-shell .chip.on,
.game-shell .filled {
  animation: mg-place-pop 0.22s var(--ease-out, ease-out);
}

.game-shell .cell.win,
.game-shell .cell.is-win,
.game-shell .win-line {
  outline: 2px solid var(--play-ball, #e9c46a);
  outline-offset: -2px;
  box-shadow:
    0 0 0 3px color-mix(in srgb, var(--play-ball, #e9c46a) 35%, transparent),
    3px 3px 0 rgba(0, 0, 0, 0.2) !important;
}

@keyframes mg-hint-pulse {
  0%,
  100% {
    outline-color: var(--play-ball, #e9c46a);
  }
  50% {
    outline-color: color-mix(in srgb, var(--play-accent, #1fb8a8) 70%, #fff);
  }
}

.game-shell .cell.hint,
.game-shell .hint-cell,
.game-shell .legal,
.game-shell .can-move {
  outline: 2px dashed color-mix(in srgb, var(--play-ball, #e9c46a) 85%, transparent);
  outline-offset: -3px;
  animation: mg-hint-pulse 1.4s ease-in-out infinite;
}

/* —— toast / pause —— */
.game-shell ~ .mg-toast,
.mg-toast {
  border: 1px solid color-mix(in srgb, var(--play-accent, #1fb8a8) 40%, transparent);
  border-left: 4px solid var(--play-accent, #1fb8a8);
  background: rgba(12, 20, 28, 0.94);
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.28);
  letter-spacing: 0.01em;
}

.game-shell .mg-pause {
  backdrop-filter: none;
  background:
    radial-gradient(
      ellipse 70% 50% at 50% 40%,
      color-mix(in srgb, var(--play-accent, #1fb8a8) 18%, transparent),
      transparent 60%
    ),
    rgba(10, 18, 24, 0.66);
}

.game-shell .mg-pause-card {
  border-radius: var(--radius, 2px);
  border-top: 3px solid var(--play-accent, #1fb8a8);
  box-shadow: 8px 8px 0 rgba(0, 0, 0, 0.28);
}

/* —— related strip —— */
.game-shell .related,
.game-shell #related {
  margin-top: 1.25rem;
  padding-top: 0.85rem;
  border-top: 1px dashed color-mix(in srgb, var(--play-accent, var(--accent)) 30%, var(--line));
}

@media (prefers-reduced-motion: reduce) {
  .panel #stage,
  .panel .board,
  .panel #board,
  .panel #grid,
  .panel #pads,
  .panel .pegs,
  .seq,
  .stim,
  .show,
  .words,
  .expr,
  .game-shell .cell.p1,
  .game-shell .cell.p2,
  .game-shell .cell.on,
  .game-shell .chip.on,
  .game-shell .filled,
  .game-shell .cell.hint,
  .game-shell .hint-cell,
  .game-shell .legal,
  .game-shell .can-move {
    animation: none !important;
  }

  .dpad button:hover,
  .choices button:hover,
  .keys button:hover,
  .nums button:hover,
  .ops button:hover,
  #pads .pad:hover,
  .row .chip:hover,
  .peg:hover,
  .game-shell .btn:hover,
  .game-shell .game-nav-link:hover {
    transform: none !important;
  }
}