/* ==========================================================================
   Cribbage — game shell styles
   Scoped with .crb-* so the shared site stylesheet can't leak in and we
   can't leak out. Mobile-first, single file, no image assets — every visual
   is CSS (gradients, shadows, borders) plus text/emoji glyphs.
   ========================================================================== */

:root {
  /* Warm walnut cribbage-board palette: deep wood brown, cream inlay, brass pegs. */
  --crb-bg-0:        #1c0f09;
  --crb-bg-1:        #2a160d;
  --crb-bg-2:        #3a1f12;
  --crb-wood:        #5b3220;
  --crb-cream:       #f1e2c4;
  --crb-brass:       #d9a441;
  --crb-brass-soft:  #efc873;
  --crb-mint:        #6fcf9a;
  --crb-red:         #e1584f;
  --crb-ink:         #f7ede0;
  --crb-ink-dim:     #cbb49a;
  --crb-panel:       rgba(28, 15, 9, 0.92);
  --crb-panel-line:  rgba(217, 164, 65, 0.24);
  --crb-chip:        rgba(12, 6, 3, 0.55);

  /* Playing-card faces are always cream/white, independent of the wood
     theme above — that's the one deliberately "unthemed" part, same as a
     real deck. */
  --crb-card-bg:     #fbf6ea;
  --crb-card-black:  #201510;
  --crb-card-red:    #b3242f;

  /* Card geometry — one source of truth, everything else derives from
     these via calc(), never a %-of-self trick. */
  --crb-card-w:      clamp(36px, 9.6vw, 58px);
  --crb-card-h:      calc(var(--crb-card-w) * 1.4);
  --crb-card-w-sm:   clamp(24px, 6.4vw, 38px);
  --crb-card-h-sm:   calc(var(--crb-card-w-sm) * 1.4);
  --crb-overlap:     calc(var(--crb-card-w) * 0.5);
  --crb-overlap-sm:  calc(var(--crb-card-w-sm) * 0.46);

  --crb-radius:      16px;
  --crb-font:        'Segoe UI', system-ui, -apple-system, 'Helvetica Neue', Arial, sans-serif;
  --crb-safe-t:      env(safe-area-inset-top, 0px);
  --crb-safe-b:      env(safe-area-inset-bottom, 0px);
  --crb-safe-l:      env(safe-area-inset-left, 0px);
  --crb-safe-r:      env(safe-area-inset-right, 0px);
}

html, body.crb-body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background: var(--crb-bg-0);
  color: var(--crb-ink);
  font-family: var(--crb-font);
  -webkit-tap-highlight-color: transparent;
  -webkit-text-size-adjust: 100%;
}

/* --------------------------------------------------------------------------
   Shared site header — visible on the menu/help, hidden during play.
   -------------------------------------------------------------------------- */
.crb-site-header {
  position: relative;
  z-index: 40;
  font-size: 13px;
}
.crb-site-header header {
  padding: 10px calc(16px + var(--crb-safe-r)) 10px calc(16px + var(--crb-safe-l));
  padding-top: calc(10px + var(--crb-safe-t));
  background: rgba(18, 9, 5, .78);
  border-bottom: 1px solid var(--crb-panel-line);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.crb-site-header a { color: var(--crb-ink-dim); text-decoration: none; padding: 5px 9px; border-radius: 8px; }
.crb-site-header a:hover { color: var(--crb-ink); background: rgba(255,255,255,.07); }
.crb-site-header a.active { color: var(--crb-brass); background: rgba(217,164,65,.14); }

body:has(.crb-root.is-playing) .crb-site-header,
body:has(.crb-root.is-playing) #footer { display: none; }

.crb-root {
  position: relative;
  min-height: 100vh;
  background:
    radial-gradient(60vw 60vw at 15% -10%, rgba(217, 164, 65, .12), transparent 60%),
    radial-gradient(70vw 70vw at 110% 10%, rgba(111, 207, 154, .10), transparent 60%),
    linear-gradient(180deg, var(--crb-bg-1), var(--crb-bg-0) 60%);
}
.crb-root.is-playing { height: 100vh; overflow: hidden; }

/* --------------------------------------------------------------------------
   Generic dialog-style screens (loading / menu / help / show / match end)
   -------------------------------------------------------------------------- */
.crb-screen {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(20px + var(--crb-safe-t)) calc(16px + var(--crb-safe-r)) calc(20px + var(--crb-safe-b)) calc(16px + var(--crb-safe-l));
  opacity: 0;
  transform: scale(.98);
  pointer-events: none;
  transition: opacity .25s ease, transform .25s ease;
  z-index: 20;
  overflow-y: auto;
}
.crb-screen.is-open { opacity: 1; transform: none; pointer-events: auto; z-index: 30; }

.crb-panel {
  position: relative;
  width: 100%;
  max-width: 420px;
  background: var(--crb-panel);
  border: 1px solid var(--crb-panel-line);
  border-radius: 22px;
  padding: 28px 24px;
  text-align: center;
  box-shadow: 0 20px 60px rgba(0,0,0,.5), 0 0 0 1px rgba(255,255,255,.02) inset;
}
.crb-panel-narrow { max-width: 340px; }
.crb-panel-wide { max-width: 780px; text-align: left; }

.crb-logo {
  margin: 6px 0 4px;
  font-size: 38px;
  font-weight: 800;
  letter-spacing: .3px;
  background: linear-gradient(135deg, var(--crb-brass), var(--crb-cream) 60%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.crb-menu-glyphs { font-size: 26px; letter-spacing: 10px; margin-bottom: 4px; filter: drop-shadow(0 2px 8px rgba(0,0,0,.4)); }
.crb-menu-glyphs .crb-red { color: var(--crb-red); }
.crb-tagline { color: var(--crb-ink-dim); margin: 0 0 18px; font-size: 14px; }
.crb-muted { color: var(--crb-ink-dim); }

.crb-progress { width: 100%; height: 8px; border-radius: 8px; background: rgba(255,255,255,.08); overflow: hidden; margin-top: 18px; }
.crb-progress-bar { height: 100%; width: 40%; background: linear-gradient(90deg, var(--crb-brass), var(--crb-mint)); border-radius: 8px; animation: crb-load 1.1s ease-in-out infinite; }
@keyframes crb-load { 0% { transform: translateX(-100%); } 100% { transform: translateX(250%); } }

.crb-actions { display: flex; flex-direction: column; gap: 10px; margin: 18px 0 8px; }
.crb-actions-secondary { margin-top: 4px; }
.crb-btn {
  appearance: none; border: none; cursor: pointer;
  padding: 14px 20px; border-radius: 14px; font-size: 16px; font-weight: 700;
  font-family: inherit; color: var(--crb-ink);
  transition: transform .12s ease, filter .12s ease, opacity .12s ease;
}
.crb-btn:active { transform: scale(.97); }
.crb-btn-primary { background: linear-gradient(135deg, var(--crb-brass), #b9791f); box-shadow: 0 10px 24px rgba(217,164,65,.3); color: #241206; }
.crb-btn-primary:hover { filter: brightness(1.08); }
.crb-btn-primary:disabled { opacity: .4; cursor: not-allowed; box-shadow: none; filter: none; }
.crb-btn-cash { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12); color: var(--crb-ink-dim); }
.crb-btn-cash.is-disabled, .crb-btn-cash:disabled { opacity: .55; cursor: not-allowed; }
.crb-btn-ghost { background: rgba(255,255,255,.05); border: 1px solid var(--crb-panel-line); color: var(--crb-ink); }
.crb-btn-ghost:hover { background: rgba(255,255,255,.09); }
.crb-btn-ghost:disabled { opacity: .4; cursor: not-allowed; }

.crb-record-strip {
  display: grid; grid-template-columns: 1fr 1fr; gap: 8px;
  margin: 14px 0 6px;
}
.crb-record-item {
  padding: 10px 8px; border-radius: 12px;
  background: linear-gradient(135deg, rgba(217,164,65,.12), rgba(111,207,154,.06));
  border: 1px solid rgba(217,164,65,.22);
  display: flex; flex-direction: column; gap: 2px;
}
.crb-record-label { font-size: 10px; text-transform: uppercase; letter-spacing: .06em; color: var(--crb-brass-soft); }
.crb-record-value { font-size: 17px; font-weight: 800; color: var(--crb-ink); font-variant-numeric: tabular-nums; }

.crb-fineprint { margin-top: 14px; font-size: 11px; color: var(--crb-ink-dim); opacity: .8; line-height: 1.5; }
.crb-version::before { content: 'v' attr(data-v); }

.crb-close {
  position: absolute; top: 14px; right: 14px; width: 34px; height: 34px;
  border-radius: 50%; border: 1px solid var(--crb-panel-line); background: rgba(255,255,255,.06);
  color: var(--crb-ink); font-size: 20px; line-height: 1; cursor: pointer;
}

.crb-h2 { margin: 0 0 14px; font-size: 22px; font-weight: 800; color: var(--crb-ink); }
.crb-h3 { margin: 18px 0 8px; font-size: 15px; color: var(--crb-brass-soft); text-transform: uppercase; letter-spacing: .06em; }
.crb-h3:first-child { margin-top: 0; }
.crb-body { font-size: 14px; line-height: 1.6; color: var(--crb-ink-dim); margin: 0 0 10px; }
.crb-list { margin: 0; padding-left: 18px; color: var(--crb-ink-dim); font-size: 14px; line-height: 1.7; }
.crb-list b { color: var(--crb-ink); }

.crb-help-cols { display: grid; grid-template-columns: 1fr; gap: 22px; }
@media (min-width: 720px) {
  .crb-help-cols { grid-template-columns: 1fr 1fr; }
}

/* --------------------------------------------------------------------------
   Play screen
   -------------------------------------------------------------------------- */
#screen-play.crb-screen {
  align-items: stretch;
  justify-content: stretch;
  padding: 0;
  display: none;
  background: transparent;
}
#screen-play.crb-screen.is-open { display: flex; opacity: 1; transform: none; }

.crb-play {
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
  padding: calc(10px + var(--crb-safe-t)) calc(10px + var(--crb-safe-r)) calc(14px + var(--crb-safe-b)) calc(10px + var(--crb-safe-l));
  display: flex;
  flex-direction: column;
  gap: 8px;
  height: 100%;
  overflow-y: auto;
  box-sizing: border-box;
}

.crb-topbar { display: flex; align-items: center; justify-content: flex-end; }
.crb-topbar-right { display: flex; gap: 6px; }
.crb-icon-btn {
  width: 36px; height: 36px; border-radius: 10px; border: 1px solid var(--crb-panel-line);
  background: var(--crb-chip); color: var(--crb-ink); font-size: 15px; cursor: pointer;
}
.crb-icon-btn:active { transform: scale(.94); }

/* --------------------------------------------------------------------------
   Scoreboard — a simple linear 121-point bar per player, not a pegboard.
   -------------------------------------------------------------------------- */
.crb-scoreboard {
  display: flex; flex-direction: column; gap: 6px;
  padding: 10px 12px; border-radius: 14px;
  background: var(--crb-chip); border: 1px solid var(--crb-panel-line);
}
.crb-score-row { display: grid; grid-template-columns: 64px 1fr 34px; align-items: center; gap: 8px; }
.crb-score-name { font-size: 12px; color: var(--crb-ink-dim); font-weight: 700; }
.crb-score-track {
  position: relative; height: 10px; border-radius: 6px;
  background: rgba(255,255,255,.08); overflow: hidden;
  box-shadow: inset 0 1px 3px rgba(0,0,0,.4);
}
.crb-score-fill { position: absolute; inset: 0 auto 0 0; height: 100%; width: 0%; border-radius: 6px; transition: width .4s ease; }
.crb-score-fill-player { background: linear-gradient(90deg, var(--crb-brass), var(--crb-brass-soft)); }
.crb-score-fill-computer { background: linear-gradient(90deg, var(--crb-mint), #9ee8c3); }
.crb-score-num { text-align: right; font-size: 14px; font-weight: 800; font-variant-numeric: tabular-nums; }
.crb-score-target { text-align: center; font-size: 11px; color: var(--crb-ink-dim); margin-top: 2px; }
.crb-score-target b { color: var(--crb-brass-soft); }

.crb-status {
  text-align: center;
  font-size: 13px;
  font-weight: 700;
  color: var(--crb-brass-soft);
  min-height: 18px;
  padding: 2px 4px;
}

.crb-table-row { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.crb-dealer-badge {
  font-size: 12px; font-weight: 700; color: var(--crb-ink-dim);
  padding: 6px 10px; border-radius: 10px; background: var(--crb-chip); border: 1px solid var(--crb-panel-line);
}
.crb-starter-slot { display: flex; align-items: center; gap: 6px; }
.crb-starter-slot[hidden] { display: none; }
.crb-starter-label { font-size: 10px; text-transform: uppercase; letter-spacing: .06em; color: var(--crb-ink-dim); }
.crb-mini-card-slot { display: flex; }

/* --------------------------------------------------------------------------
   Discard-to-crib panel
   -------------------------------------------------------------------------- */
.crb-discard-panel[hidden] { display: none; }
.crb-panel-hint { text-align: center; font-size: 12px; color: var(--crb-ink-dim); margin: 4px 0; }
.crb-discard-actions {
  display: flex; align-items: center; justify-content: center; gap: 14px;
  margin-top: 8px;
}
.crb-discard-count { font-size: 12px; color: var(--crb-ink-dim); font-variant-numeric: tabular-nums; }
#btn-discard-confirm { padding: 10px 18px; font-size: 14px; }

.crb-hand {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  row-gap: 10px;
  width: max-content;
  min-width: 100%;
  padding-left: var(--crb-overlap);
  margin: 0 auto;
}

/* --------------------------------------------------------------------------
   Pegging (play) panel
   -------------------------------------------------------------------------- */
.crb-peg-panel[hidden] { display: none; }
.crb-peg-panel { display: flex; flex-direction: column; gap: 8px; }

.crb-opponent-row {
  display: flex;
  justify-content: center;
  min-height: calc(var(--crb-card-h-sm) + 6px);
}
.crb-opponent-hand {
  display: flex;
  padding-left: var(--crb-overlap-sm);
}
.crb-opponent-hand .crb-card-back-sm {
  width: var(--crb-card-w-sm);
  height: var(--crb-card-h-sm);
  margin-left: calc(-1 * var(--crb-overlap-sm));
  border-radius: 5px;
  background: repeating-linear-gradient(135deg, #6b3c26, #6b3c26 4px, #5b3220 4px, #5b3220 8px);
  border: 1px solid rgba(217,164,65,.35);
  box-shadow: 0 2px 4px rgba(0,0,0,.35);
}

.crb-peg-table {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  padding: 12px; border-radius: 14px;
  background: linear-gradient(180deg, var(--crb-bg-2), var(--crb-bg-1));
  border: 1px solid var(--crb-panel-line);
  box-shadow: inset 0 0 24px rgba(0,0,0,.35);
  min-height: calc(var(--crb-card-h-sm) + 24px);
}
.crb-peg-count-wrap { display: flex; align-items: baseline; gap: 4px; }
.crb-peg-count { font-size: 30px; font-weight: 900; color: var(--crb-brass-soft); font-variant-numeric: tabular-nums; line-height: 1; }
.crb-peg-count-label { font-size: 13px; color: var(--crb-ink-dim); }
.crb-peg-pile { display: flex; flex-wrap: wrap; justify-content: center; gap: 4px; min-height: var(--crb-card-h-sm); align-items: center; }
.crb-peg-pile-empty { font-size: 11px; color: var(--crb-ink-dim); opacity: .7; }

.crb-peg-event {
  text-align: center; font-size: 13px; font-weight: 700; color: var(--crb-mint);
  min-height: 18px; padding: 2px 4px;
  animation: crb-event-in .3s ease;
}
.crb-peg-event[hidden] { display: none; }
@keyframes crb-event-in { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }

/* --------------------------------------------------------------------------
   Cards
   -------------------------------------------------------------------------- */
.crb-card {
  position: relative;
  width: var(--crb-card-w);
  height: var(--crb-card-h);
  margin-left: calc(-1 * var(--crb-overlap));
  border-radius: 7px;
  cursor: pointer;
  transition: transform .12s ease, box-shadow .12s ease, opacity .12s ease;
  box-shadow: 0 2px 4px rgba(0,0,0,.35);
  flex: 0 0 auto;
}
.crb-card:first-child { margin-left: 0; }
.crb-card-face {
  position: relative;
  width: 100%; height: 100%;
  border-radius: 7px;
  background: var(--crb-card-bg);
  border: 1px solid rgba(0,0,0,.15);
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.crb-card[data-color="red"] .crb-card-rank,
.crb-card[data-color="red"] .crb-card-suit,
.crb-card[data-color="red"] .crb-card-pip { color: var(--crb-card-red); }
.crb-card[data-color="black"] .crb-card-rank,
.crb-card[data-color="black"] .crb-card-suit,
.crb-card[data-color="black"] .crb-card-pip { color: var(--crb-card-black); }

.crb-card-corner {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  line-height: 1;
  font-weight: 800;
}
.crb-card-corner-tl { top: 3%; left: 8%; }
.crb-card-corner-br { bottom: 3%; right: 8%; transform: rotate(180deg); }
.crb-card-rank { font-size: calc(var(--crb-card-w) * 0.24); }
.crb-card-suit { font-size: calc(var(--crb-card-w) * 0.2); }
.crb-card-pip { font-size: calc(var(--crb-card-w) * 0.46); opacity: .9; }

.crb-card.is-selected { transform: translateY(calc(var(--crb-card-h) * -0.22)); z-index: 50; }
.crb-card.is-selected .crb-card-face { box-shadow: 0 0 0 3px var(--crb-brass), 0 8px 18px rgba(0,0,0,.4); }
.crb-card.is-disabled { opacity: .4; }
.crb-card.crb-owner-computer .crb-card-face { box-shadow: 0 0 0 2px rgba(111,207,154,.5); }
.crb-card.crb-owner-player .crb-card-face { box-shadow: 0 0 0 2px rgba(217,164,65,.5); }

.crb-card-sm {
  width: var(--crb-card-w-sm);
  height: var(--crb-card-h-sm);
}
.crb-card-sm .crb-card-rank { font-size: calc(var(--crb-card-w-sm) * 0.26); }
.crb-card-sm .crb-card-suit { font-size: calc(var(--crb-card-w-sm) * 0.22); }
.crb-card-sm .crb-card-pip { font-size: calc(var(--crb-card-w-sm) * 0.48); }

/* --------------------------------------------------------------------------
   Show screen
   -------------------------------------------------------------------------- */
.crb-show-cols { display: grid; grid-template-columns: 1fr; gap: 18px; margin: 10px 0 16px; }
@media (min-width: 720px) {
  .crb-show-cols { grid-template-columns: repeat(3, 1fr); }
}
.crb-show-col { padding: 12px; border-radius: 14px; background: rgba(255,255,255,.03); border: 1px solid var(--crb-panel-line); }
.crb-show-cards { display: flex; flex-wrap: wrap; gap: 4px; padding-left: var(--crb-overlap-sm); margin-bottom: 8px; }
.crb-show-cards .crb-card-sm:first-child { margin-left: 0; }
.crb-starter-marker { margin-left: 10px !important; outline: 2px dashed var(--crb-brass); outline-offset: 2px; }
.crb-show-details { display: flex; flex-direction: column; gap: 3px; margin-bottom: 8px; min-height: 18px; }
.crb-show-detail { font-size: 12px; color: var(--crb-ink-dim); }
.crb-show-detail-none { font-size: 12px; color: var(--crb-ink-dim); opacity: .6; font-style: italic; }
.crb-show-total { font-size: 14px; font-weight: 800; color: var(--crb-brass-soft); }

.crb-show-score {
  text-align: center;
  font-size: 15px;
  font-weight: 800;
  color: var(--crb-brass-soft);
  padding: 10px;
  border-radius: 12px;
  background: rgba(217,164,65,.08);
  border: 1px solid rgba(217,164,65,.22);
  margin-bottom: 4px;
}

/* --------------------------------------------------------------------------
   Pause / menu overlay
   -------------------------------------------------------------------------- */
#screen-pause.crb-screen { background: rgba(12, 6, 3, .6); }

/* --------------------------------------------------------------------------
   Match end celebration
   -------------------------------------------------------------------------- */
#screen-matchend.crb-screen {
  background: radial-gradient(circle at 50% 40%, rgba(217,164,65,.2), rgba(28,15,9,.96) 65%);
}
.crb-win-celebrate { text-align: center; max-width: 380px; }
.crb-win-glyphs { font-size: 36px; letter-spacing: 10px; margin-bottom: 6px; animation: crb-glyph-bounce 1s ease-in-out infinite; }
.crb-win-glyphs .crb-red { color: var(--crb-red); }
@keyframes crb-glyph-bounce { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
.crb-win-title {
  font-size: clamp(30px, 8vw, 48px); font-weight: 900; margin: 0;
  background: linear-gradient(135deg, var(--crb-brass), #fff 50%, var(--crb-mint));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: crb-shimmer 1.4s linear infinite;
  background-size: 200% auto;
}
@keyframes crb-shimmer { 0% { background-position: 0% 50%; } 100% { background-position: 200% 50%; } }

.crb-win-stats { display: flex; justify-content: center; gap: 20px; margin: 18px 0 6px; }
.crb-stat { display: flex; flex-direction: column; align-items: center; gap: 2px; }
.crb-stat-label { font-size: 11px; color: var(--crb-ink-dim); text-transform: uppercase; letter-spacing: .05em; }
.crb-stat-value { font-size: 20px; font-weight: 800; color: var(--crb-brass-soft); font-variant-numeric: tabular-nums; }

.crb-win-best {
  margin: 6px 0 0;
  font-size: 13px;
  font-weight: 700;
  color: var(--crb-mint);
}
.crb-win-best[hidden] { display: none; }

@media (min-width: 480px) {
  .crb-record-strip { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 720px) {
  .crb-record-strip { grid-template-columns: repeat(5, 1fr); }
}