/* ==========================================================================
   Games — base layer (default skin).
   The Noir skin overrides colours/effects in skins/noir/css/games-page.css.
   Everything here must stand on its own so the games also work on the
   default and immersive skins.

   Uses only the shared --c-* / --radius-* / --shadow-* tokens from style.css.
   Logical properties throughout so RTL and LTR both lay out correctly.
   ========================================================================== */

.rg-main {
  max-width: 1200px;
  margin-inline: auto;
  padding: 32px 20px 64px;
}

/* Board geometry. games.js overwrites these per round via style.setProperty();
   the values here are the declared defaults so the grid is never undefined. */
.rg-board {
  --rg-cols: 4;    /* columns in the memory / jigsaw grid */
  --rg-ratio: 0.667; /* photo height / width, for the jigsaw aspect box */
}

/* --- Hub hero ------------------------------------------------------------- */
.rg-hero { text-align: center; margin-bottom: 40px; }

.rg-kicker {
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: .75rem;
  font-weight: 700;
  color: var(--c-text-muted);
  margin: 0 0 10px;
}
.rg-hero-title {
  font-size: clamp(2rem, 1.4rem + 3vw, 3.5rem);
  line-height: 1.1;
  margin: 0 0 14px;
  font-weight: 800;
}
.rg-hero-sub {
  color: var(--c-text-muted);
  font-size: 1.05rem;
  line-height: 1.6;
  max-width: 62ch;
  margin-inline: auto;
}

/* --- Hub cards ------------------------------------------------------------ */
.rg-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.rg-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 26px 24px 22px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--c-border);
  background: var(--c-surface);
  color: inherit;
  text-decoration: none;
  overflow: hidden;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
a.rg-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--c-primary);
}
a.rg-card:focus-visible {
  outline: 2px solid var(--c-primary);
  outline-offset: 3px;
}
.rg-card.is-disabled { opacity: .55; cursor: default; }

.rg-card-title { margin: 0; font-size: 1.4rem; font-weight: 700; }
.rg-card-sub   { margin: 0; color: var(--c-text-muted); line-height: 1.55; flex: 1; }

.rg-card-cta {
  display: inline-block;
  align-self: flex-start;
  margin-top: 10px;
  padding: 8px 20px;
  border-radius: 999px;
  background: var(--c-primary);
  color: #fff;
  font-weight: 700;
  font-size: .9rem;
}
.rg-card-note {
  margin-top: 10px;
  font-size: .85rem;
  color: var(--c-text-muted);
  font-weight: 600;
}
.rg-card-count {
  position: absolute;
  inset-block-start: 16px;
  inset-inline-end: 18px;
  font-size: .72rem;
  color: var(--c-text-muted);
  letter-spacing: .04em;
}

/* --- Hub card artwork (pure CSS, no images) ------------------------------- */
.rg-card-art {
  display: block;
  height: 66px;
  margin-bottom: 6px;
}
.rg-card-art i { display: block; background: var(--c-primary); opacity: .8; }

.rg-art-mem { display: grid; grid-template-columns: repeat(3, 26px); gap: 6px; }
.rg-art-mem i { height: 26px; border-radius: 5px; }
.rg-art-mem i:nth-child(2),
.rg-art-mem i:nth-child(4) { opacity: .35; }

.rg-art-puz { display: grid; grid-template-columns: repeat(2, 30px); gap: 5px; }
.rg-art-puz i { height: 30px; border-radius: 6px; }
.rg-art-puz i:nth-child(3) { opacity: .35; }

.rg-art-mis { display: block; }
.rg-art-mis i {
  width: 66px; height: 46px;
  border-radius: 8px;
  background: repeating-linear-gradient(45deg, var(--c-primary) 0 6px, transparent 6px 12px);
  opacity: .5;
}

.rg-art-tag { display: flex; flex-direction: column; gap: 6px; }
.rg-art-tag i { height: 12px; border-radius: 999px; }
.rg-art-tag i:nth-child(1) { width: 66px; }
.rg-art-tag i:nth-child(2) { width: 46px; opacity: .45; }
.rg-art-tag i:nth-child(3) { width: 56px; opacity: .3; }

/* --- Game header ---------------------------------------------------------- */
.rg-gamehead { text-align: center; margin-bottom: 30px; }
.rg-back {
  display: inline-block;
  margin-bottom: 12px;
  font-size: .85rem;
  font-weight: 600;
  color: var(--c-text-muted);
  text-decoration: none;
}
.rg-back:hover { color: var(--c-primary); text-decoration: underline; }
.rg-game-title { font-size: clamp(1.6rem, 1.2rem + 2vw, 2.5rem); margin: 0 0 8px; font-weight: 800; }
.rg-game-sub   { color: var(--c-text-muted); margin: 0; }

.rg-empty {
  text-align: center;
  color: var(--c-text-muted);
  padding: 40px 20px;
  border: 1px dashed var(--c-border);
  border-radius: var(--radius-lg);
}

/* --- Level chooser -------------------------------------------------------- */
.rg-setup { text-align: center; margin-bottom: 30px; }
.rg-setup-title { font-size: 1.1rem; margin: 0 0 16px; font-weight: 700; }

.rg-levels { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

.rg-level {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 116px;
  padding: 14px 22px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-border);
  background: var(--c-surface);
  color: inherit;
  cursor: pointer;
  font: inherit;
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.rg-level:hover:not(:disabled) {
  transform: translateY(-2px);
  border-color: var(--c-primary);
  box-shadow: var(--shadow-md);
}
.rg-level:focus-visible { outline: 2px solid var(--c-primary); outline-offset: 2px; }
.rg-level:disabled { opacity: .4; cursor: not-allowed; }
.rg-level-name { font-weight: 700; font-size: 1rem; }
.rg-level-meta { font-size: .78rem; color: var(--c-text-muted); }

.rg-setup-note {
  margin: 16px auto 0;
  max-width: 52ch;
  font-size: .82rem;
  color: var(--c-text-muted);
}

/* --- HUD ------------------------------------------------------------------ */
.rg-hud {
  display: flex;
  gap: 14px;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 18px;
}
.rg-hud-item {
  display: inline-flex;
  gap: 6px;
  align-items: baseline;
  padding: 7px 16px;
  border-radius: 999px;
  border: 1px solid var(--c-border);
  background: var(--c-surface);
  font-size: .88rem;
}
.rg-hud-label { color: var(--c-text-muted); }
.rg-hud-item b { font-variant-numeric: tabular-nums; font-size: 1rem; }

.rg-hint {
  text-align: center;
  color: var(--c-text-muted);
  font-size: .88rem;
  margin: 0 0 16px;
}
.rg-status {
  text-align: center;
  min-height: 1.4em;
  margin: 16px 0 0;
  font-weight: 600;
}

/* --- Buttons -------------------------------------------------------------- */
.rg-btn {
  display: inline-block;
  padding: 10px 22px;
  border-radius: 999px;
  border: 1px solid var(--c-border);
  background: var(--c-surface);
  color: inherit;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: transform .18s ease, border-color .18s ease, background-color .18s ease;
}
.rg-btn:hover { transform: translateY(-1px); border-color: var(--c-primary); }
.rg-btn:focus-visible { outline: 2px solid var(--c-primary); outline-offset: 2px; }
.rg-btn--primary { background: var(--c-primary); color: #fff; border-color: var(--c-primary); }
.rg-btn--ghost { background: transparent; }

/* --- Loading -------------------------------------------------------------- */
.rg-loading { text-align: center; padding: 50px 20px; color: var(--c-text-muted); }
.rg-spinner {
  display: inline-block;
  width: 34px; height: 34px;
  border: 3px solid var(--c-border);
  border-top-color: var(--c-primary);
  border-radius: 50%;
  animation: rg-spin .9s linear infinite;
  margin-bottom: 14px;
}
@keyframes rg-spin { to { transform: rotate(360deg); } }

/* ==========================================================================
   MEMORY
   ========================================================================== */
.rg-board--memory {
  display: grid;
  grid-template-columns: repeat(var(--rg-cols, 4), 1fr);
  gap: 10px;
  max-width: 760px;
  margin-inline: auto;
}

.rg-mcard {
  position: relative;
  aspect-ratio: 3 / 4;
  padding: 0;
  border: none;
  background: none;
  cursor: pointer;
  perspective: 900px;
}
.rg-mcard:focus-visible { outline: 2px solid var(--c-primary); outline-offset: 3px; border-radius: var(--radius-md); }
.rg-mcard:disabled { cursor: default; }

.rg-mcard-inner {
  position: absolute;
  inset: 0;
  transform-style: preserve-3d;
  transition: transform .42s cubic-bezier(.16, 1, .3, 1);
  border-radius: var(--radius-md);
}
.rg-mcard.is-open .rg-mcard-inner,
.rg-mcard.is-matched .rg-mcard-inner { transform: rotateY(180deg); }

.rg-mcard-back,
.rg-mcard-face {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: var(--radius-md);
  border: 1px solid var(--c-border);
}
.rg-mcard-back {
  background:
    repeating-linear-gradient(135deg, rgba(0, 0, 0, .05) 0 8px, transparent 8px 16px),
    var(--c-surface);
}
.rg-mcard-face {
  transform: rotateY(180deg);
  background-size: cover;
  background-position: center;
}
.rg-mcard.is-matched { opacity: .55; }

/* ==========================================================================
   JIGSAW
   ========================================================================== */
.rg-board--puzzle {
  position: relative;
  display: grid;
  grid-template-columns: repeat(var(--rg-cols, 4), 1fr);
  gap: 2px;
  max-width: 720px;
  margin-inline: auto;
  aspect-ratio: 1 / var(--rg-ratio, 0.667);
  touch-action: none;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.rg-piece {
  position: relative;
  padding: 0;
  border: none;
  cursor: grab;
  background-repeat: no-repeat;
  border-radius: 3px;
  transition: outline-color .15s ease, opacity .15s ease;
  outline: 2px solid transparent;
  outline-offset: -2px;
  touch-action: none;
  -webkit-user-drag: none;
}
.rg-piece:focus-visible { outline-color: var(--c-primary); z-index: 3; }
.rg-piece.is-selected  { outline-color: var(--c-primary); z-index: 3; }
.rg-piece.is-over      { outline-color: var(--c-success); z-index: 2; }
.rg-piece.is-dragging  { opacity: .6; cursor: grabbing; z-index: 4; }

.rg-peek-overlay {
  position: relative;
  max-width: 720px;
  margin: 0 auto 14px;
  cursor: zoom-out;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--c-border);
}
.rg-peek-overlay img { width: 100%; height: auto; display: block; }

/* ==========================================================================
   WHAT'S MISSING
   ========================================================================== */
.rg-board--missing { max-width: 900px; margin-inline: auto; }

.rg-mis-figure {
  position: relative;
  margin: 0 0 20px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  line-height: 0;
  border: 1px solid var(--c-border);
}
.rg-mis-figure img { width: 100%; height: auto; display: block; }

.rg-mis-mask {
  position: absolute;
  backdrop-filter: blur(24px) saturate(.35);
  -webkit-backdrop-filter: blur(24px) saturate(.35);
  background: rgba(20, 20, 24, .45);
  border: 2px solid var(--c-primary);
  border-radius: 4px;
  transition: opacity .42s ease;
}
.rg-mis-mask.is-revealed { opacity: 0; pointer-events: none; }

/* Without backdrop-filter the mask must still hide the region. */
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .rg-mis-mask { background: #16161a; }
}

.rg-mis-q { text-align: center; font-weight: 700; font-size: 1.05rem; margin: 0 0 16px; }

.rg-choices {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.rg-choice {
  aspect-ratio: 4 / 3;
  padding: 0;
  border: 2px solid var(--c-border);
  border-radius: var(--radius-md);
  background-color: var(--c-surface);
  cursor: pointer;
  transition: transform .18s ease, border-color .18s ease;
}
.rg-choice:hover:not(:disabled) { transform: translateY(-3px); border-color: var(--c-primary); }
.rg-choice:focus-visible { outline: 2px solid var(--c-primary); outline-offset: 3px; }
.rg-choice.is-correct { border-color: var(--c-success); box-shadow: 0 0 0 3px var(--c-success); }
.rg-choice.is-wrong   { border-color: var(--c-danger);  box-shadow: 0 0 0 3px var(--c-danger); }
.rg-choice:disabled   { cursor: default; }

.rg-photo-link {
  display: block;
  text-align: center;
  margin-top: 18px;
  font-weight: 600;
  color: var(--c-primary);
}

/* ==========================================================================
   GUESS THE TAG
   ========================================================================== */
.rg-board--tag { max-width: 760px; margin-inline: auto; }

.rg-progress {
  height: 6px;
  border-radius: 999px;
  background: var(--c-border);
  overflow: hidden;
  margin-bottom: 18px;
}
.rg-progress-bar {
  display: block;
  height: 100%;
  width: 0;
  background: var(--c-primary);
  transition: width .3s ease;
}

.rg-tag-figure {
  margin: 0 0 20px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  line-height: 0;
  border: 1px solid var(--c-border);
}
.rg-tag-figure img { width: 100%; height: auto; display: block; }

.rg-options {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.rg-option {
  padding: 15px 18px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-border);
  background: var(--c-surface);
  color: inherit;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: transform .18s ease, border-color .18s ease;
}
.rg-option:hover:not(:disabled) { transform: translateY(-2px); border-color: var(--c-primary); }
.rg-option:focus-visible { outline: 2px solid var(--c-primary); outline-offset: 2px; }
.rg-option.is-correct { border-color: var(--c-success); background: var(--c-success); color: #fff; }
.rg-option.is-wrong   { border-color: var(--c-danger);  background: var(--c-danger);  color: #fff; }
.rg-option:disabled   { cursor: default; }

.rg-next { display: block; margin: 20px auto 0; }

/* ==========================================================================
   RESULT + LEADERBOARD
   ========================================================================== */
.rg-result {
  text-align: center;
  max-width: 520px;
  margin-inline: auto;
  padding: 34px 26px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--c-border);
  background: var(--c-surface);
}
.rg-result-title { font-size: 1.7rem; margin: 0 0 14px; font-weight: 800; }
.rg-result-score { font-size: 1.05rem; margin: 0 0 6px; color: var(--c-text-muted); }
.rg-result-score b { font-size: 2.4rem; display: block; color: var(--c-text); font-variant-numeric: tabular-nums; }
.rg-result-meta { color: var(--c-text-muted); margin: 0 0 22px; font-size: .9rem; }

.rg-save { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; margin-bottom: 16px; }
.rg-save-label { width: 100%; font-size: .85rem; color: var(--c-text-muted); }
.rg-save-input {
  flex: 1 1 180px;
  min-width: 0;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--c-border);
  background: var(--c-input-bg);
  color: inherit;
  font: inherit;
}
.rg-save-input:focus-visible { outline: 2px solid var(--c-primary); outline-offset: 1px; }
.rg-saved { font-weight: 600; color: var(--c-success); margin: 0 0 16px; }

.rg-result-actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }

.rg-board-wrap { max-width: 520px; margin: 34px auto 0; }
.rg-board-title { font-size: 1.1rem; margin: 0 0 14px; text-align: center; font-weight: 700; }

.rg-leader { list-style: none; margin: 0; padding: 0; counter-reset: rg-rank; }
.rg-leader-row {
  counter-increment: rg-rank;
  display: grid;
  grid-template-columns: 28px 1fr auto auto;
  gap: 10px;
  align-items: center;
  padding: 10px 14px;
  border-bottom: 1px solid var(--c-border);
}
.rg-leader-row::before {
  content: counter(rg-rank);
  color: var(--c-text-muted);
  font-size: .82rem;
  font-weight: 700;
}
.rg-leader-name  { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.rg-leader-time  { color: var(--c-text-muted); font-size: .82rem; font-variant-numeric: tabular-nums; }
.rg-leader-score { font-weight: 800; font-variant-numeric: tabular-nums; }
.rg-leader-empty { padding: 16px; text-align: center; color: var(--c-text-muted); }

/* ==========================================================================
   MOBILE — single 900px breakpoint, matching the rest of the site
   ========================================================================== */
@media (max-width: 900px) {
  .rg-main { padding: 22px 14px 48px; }

  .rg-cards { grid-template-columns: 1fr; gap: 14px; }

  .rg-board--memory { grid-template-columns: repeat(3, 1fr); gap: 8px; }

  .rg-board--puzzle { max-width: 100%; }

  .rg-choices { grid-template-columns: repeat(2, 1fr); }

  .rg-options { grid-template-columns: 1fr; }

  .rg-level { min-width: 92px; padding: 12px 16px; }

  .rg-hud { gap: 8px; }
  .rg-hud-item { padding: 6px 12px; font-size: .82rem; }

  /* Touch targets stay comfortable. */
  .rg-btn { padding: 12px 22px; }
  .rg-option { padding: 16px 18px; }
}

@media (max-width: 380px) {
  .rg-board--memory { gap: 6px; }
  .rg-result { padding: 24px 16px; }
}

/* ==========================================================================
   REDUCED MOTION
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  .rg-card,
  .rg-level,
  .rg-btn,
  .rg-piece,
  .rg-choice,
  .rg-option,
  .rg-progress-bar,
  .rg-mis-mask { transition: none; }

  .rg-mcard-inner { transition: opacity .2s linear; transform: none; }
  .rg-mcard.is-open .rg-mcard-inner,
  .rg-mcard.is-matched .rg-mcard-inner { transform: none; }
  /* Without the 3D flip, swap the faces by opacity instead. */
  .rg-mcard-face { transform: none; opacity: 0; backface-visibility: visible; }
  .rg-mcard.is-open .rg-mcard-face,
  .rg-mcard.is-matched .rg-mcard-face { opacity: 1; }

  a.rg-card:hover,
  .rg-level:hover:not(:disabled),
  .rg-btn:hover,
  .rg-choice:hover:not(:disabled),
  .rg-option:hover:not(:disabled) { transform: none; }

  .rg-spinner { animation: none; }
}