.version { color: var(--muted); }
.notice { color: var(--muted); font-style: italic; }

/* Frosted cards */
.view, .card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px) saturate(120%);
}

.controls .btn { backdrop-filter: blur(12px) saturate(120%); }
.btn { user-select: none; -webkit-user-select: none; -webkit-touch-callout: none; -webkit-tap-highlight-color: transparent; }
.btn i { margin-right: .35rem; }
.btn.btn-icon i { margin-right: 0; }

/* Thicker borders for action controls */
.controls .btn { border-width: 2px; }

/* Settings chips label + emphasis */
.rules-label { font-weight: 600; opacity: .9; }
.hl-rule { font-weight: 600; }

/* Keep cog and label together */
.rules-cog-label { display: inline-flex; gap: .35rem; align-items: center; white-space: nowrap; }

/* Tinted hands using filter to preserve glass theme */
.hand .card { display: inline-flex; align-items: center; justify-content: center; min-width: 36px; min-height: 46px; font-weight: 700; }
.hand .card { user-select: none; -webkit-user-select: none; -webkit-touch-callout: none; -webkit-tap-highlight-color: transparent; }
.hand.dealer .card { filter: hue-rotate(180deg) saturate(160%); }
.hand.player .card { filter: hue-rotate(40deg) saturate(140%); }

.badge { display: inline-block; margin-left: .5rem; padding: .1rem .4rem; border-radius: 999px; border: 1px solid var(--glass-border); background: rgba(255,255,255,.08); font-size: .8rem; }
.result-banner { padding: .35rem .6rem; border-radius: 10px; border: 1px solid var(--glass-border); background: rgba(255,255,255,.06); box-shadow: var(--shadow); }
.result-banner.win { background: rgba(60,196,124,.18); }
.result-banner.lose { background: rgba(255,77,79,.18); }
.result-banner.push { background: rgba(255,255,255,.12); }

/* Suggested Action highlighting */
.hl { display: inline-block; padding: 0 .3rem; border-radius: 8px; border: 1px solid var(--glass-border); background: rgba(255,255,255,.08); cursor: help; }
.hl-action { background: rgba(60,196,124,.18); border-color: rgba(60,196,124,.35); }

.card.is-upcard { outline: 2px solid rgba(60,196,124,.7); outline-offset: 2px; }

/* Stronger glow for recommended action button (color-aware via --glow) */
.btn--glow {
  /* Default glow (green) — overridden per action variant below */
  --glow: rgba(60,196,124,.8);
  border-color: rgba(60,196,124,.9);
  /* Outer ring + ambient + inner glow for visibility */
  box-shadow:
    0 0 0 4px var(--glow),
    0 10px 26px calc(var(--glow-alpha, 1) * 0) var(--glow),
    0 0 32px var(--glow) inset;
  position: relative;
  will-change: transform, box-shadow;
  animation: glowPulse 1s ease-in-out infinite alternate;
}
@keyframes glowPulse {
  from {
    box-shadow:
      0 0 0 3px var(--glow),
      0 8px 22px calc(var(--glow-alpha, 1) * 0) var(--glow),
      0 0 22px var(--glow) inset;
    transform: scale(0.985);
  }
  to {
    box-shadow:
      0 0 0 6px var(--glow),
      0 12px 30px calc(var(--glow-alpha, 1) * 0) var(--glow),
      0 0 34px var(--glow) inset;
    transform: scale(1.015);
  }
}
@media (prefers-reduced-motion: reduce) { .btn--glow { animation: none; } }

/* Halo layer for extra prominence */
.btn--glow::after {
  content: '';
  position: absolute;
  inset: -6px;
  border-radius: inherit;
  pointer-events: none;
  box-shadow: 0 0 26px var(--glow), 0 0 48px var(--glow);
  opacity: .35;
  transform: scale(0.98);
  animation: haloPulse 1s ease-in-out infinite alternate;
}
@keyframes haloPulse {
  from { opacity: .35; transform: scale(0.98); }
  to   { opacity: .65; transform: scale(1.03); }
}
@media (prefers-reduced-motion: reduce) { .btn--glow::after { animation: none; } }

/* Per-action glow colors to match legend */
.btn--hit.btn--glow { --glow: rgba(87,101,242,.75); border-color: rgba(87,101,242,.9); }
.btn--stand.btn--glow { --glow: rgba(60,196,124,.75); border-color: rgba(60,196,124,.95); }
.btn--double.btn--glow { --glow: rgba(255,193,7,.8); border-color: rgba(255,193,7,.95); }
.btn--split.btn--glow { --glow: rgba(236,72,153,.8); border-color: rgba(236,72,153,.95); }
.btn--surrender.btn--glow { --glow: rgba(255,77,79,.8); border-color: rgba(255,77,79,.95); }

/* Suggested Action layout */
.coach-suggest .sa { display: block; }
.coach-suggest .coach-grid { display: grid; grid-template-columns: 1fr auto 1fr; grid-template-areas: 'hand action dealer' 'why  why    why'; gap: .5rem .75rem; }
.coach-suggest .sa-cell { background: rgba(255,255,255,.04); border: 1px solid var(--glass-border); border-radius: 10px; padding: .5rem .6rem; }
.coach-suggest .sa-heading { font-size: .85rem; color: var(--muted); margin-bottom: .2rem; text-transform: uppercase; text-align: center; display:flex; align-items:center; justify-content:center; gap:.35rem; }
.coach-suggest .sa-heading i { font-size: 18px; line-height: 1; color: var(--fg); opacity: .9; }
.coach-suggest .sa-heading__label { display: inline-block; }
.coach-suggest .sa-hand { grid-area: hand; text-align: center; }
.coach-suggest .sa-action { grid-area: action; text-align: center; }
.coach-suggest .sa-dealer { grid-area: dealer; text-align: center; }
.coach-suggest .sa-why { grid-area: why; }
.coach-suggest .sa-reasons { margin: .25rem 0 0; padding-left: 1rem; }
.coach-suggest .sa-reasons li { margin: .15rem 0; }
/* Prevent OS selection callout on tooltip triggers */
.hl { user-select: none; -webkit-user-select: none; -webkit-touch-callout: none; -webkit-tap-highlight-color: transparent; }
/* Three-column layout retained on mobile; headings centered and uppercase */
@media (max-width: 640px) {
  .coach-suggest .sa-heading__label { display: none; }
}

/* High contrast theme hook (placeholder) */
@media (forced-colors: active) {
  .btn, .panel, .view { border: 1px solid CanvasText; box-shadow: none; }
}

/* Modal */
.modal { position: fixed; inset: 0; display: none; z-index: 100; }
.modal[aria-hidden="false"] { display: block; }
.modal__overlay { position: absolute; inset: 0; background: rgba(0,0,0,.6); backdrop-filter: blur(2px); }
.modal__dialog { position: relative; margin: 10vh auto 0; max-width: 720px; background: var(--panel); border: 1px solid var(--glass-border); border-radius: var(--radius); box-shadow: var(--shadow); padding: 1rem; }
.modal__close { position: absolute; top: .5rem; right: .5rem; background: var(--glass); border: 1px solid var(--glass-border); border-radius: 8px; width: 32px; height: 32px; color: var(--fg); cursor: pointer; }
.modal__body { color: var(--fg); }

/* Strategy Grid styling */
.grid { width: 100%; border-collapse: separate; border-spacing: 6px; text-align: center; }
.grid th, .grid td { padding: .35rem .25rem; }
.grid thead th { font-weight: 600; color: var(--muted); }
.sg-chip { display: inline-flex; width: 36px; height: 36px; align-items: center; justify-content: center; border-radius: 8px; border: 1px solid var(--glass-border); background: rgba(255,255,255,.06); }
.sg-chip i { font-size: 18px; line-height: 1; }
.sg-hit { background: rgba(87,101,242,.14); border-color: rgba(87,101,242,.35); }
.sg-stand { background: rgba(60,196,124,.18); border-color: rgba(60,196,124,.35); }
.sg-double { background: rgba(255,193,7,.18); border-color: rgba(255,193,7,.35); }
.sg-split { background: rgba(236,72,153,.18); border-color: rgba(236,72,153,.35); }

/* Action button color variants to match legend chips */
.btn--hit { background: rgba(87,101,242,.14); border-color: rgba(87,101,242,.35); }
.btn--hit:hover { background: rgba(87,101,242,.22); border-color: rgba(87,101,242,.55); }
.btn--stand { background: rgba(60,196,124,.18); border-color: rgba(60,196,124,.35); }
.btn--stand:hover { background: rgba(60,196,124,.26); border-color: rgba(60,196,124,.55); }
.btn--double { background: rgba(255,193,7,.18); border-color: rgba(255,193,7,.35); }
.btn--double:hover { background: rgba(255,193,7,.26); border-color: rgba(255,193,7,.55); }
.btn--split { background: rgba(236,72,153,.18); border-color: rgba(236,72,153,.35); }
.btn--split:hover { background: rgba(236,72,153,.26); border-color: rgba(236,72,153,.55); }
.btn--surrender { background: rgba(255,77,79,.18); border-color: rgba(255,77,79,.35); }
.btn--surrender:hover { background: rgba(255,77,79,.26); border-color: rgba(255,77,79,.55); }
.grid td:hover .sg-chip { box-shadow: 0 0 0 2px rgba(255,255,255,.12) inset; }
.grid-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.grid { min-width: 640px; }
@media (max-width: 640px) {
  /* Hide "Settings:" label on small screens to save space */
  .rules-label { display: none; }
  /* Make the first column sticky on mobile for easier horizontal scroll */
  .grid thead th:first-child,
  .grid tbody th[scope="row"] {
    position: sticky;
    left: 0;
    z-index: 2; /* ensure above cells */
    background: var(--panel);
    backdrop-filter: blur(10px) saturate(120%);
  }
  /* Slight separator shadow at the sticky edge */
  .grid tbody th[scope="row"] { box-shadow: 2px 0 0 rgba(255,255,255,0.06); }
  .sg-chip { width: 28px; height: 28px; }
  .sg-chip i { font-size: 16px; }
}