/*
 * Cards: Paper & Ink faces drawn in CSS (see cardView.ts). Size comes from
 * `--cw` (card width); the table sets it per context (hand, kitty, centre
 * play) and every part of the face scales from it.
 */

.card {
  --cw: 72px;
  position: relative;
  width: var(--cw);
  height: calc(var(--cw) * 1.389);
  flex: none;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: calc(var(--cw) * 0.06);
  background: transparent;
  color: var(--card-ink);
  font: inherit;
  line-height: 0;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

/* Inherit the context's width when a parent sets one. */
.table-hand .card,
.bottom-tray .card,
.centre-played .card {
  --cw: inherit;
}

.card--static {
  cursor: default;
}

.card-face {
  position: absolute;
  inset: 0;
  display: block;
  overflow: hidden;
  border-radius: inherit;
  background: var(--card);
  box-shadow:
    inset 0 0 0 1px var(--card-bd),
    0 calc(var(--cw) * 0.03) 0 rgba(27, 26, 23, 0.08),
    0 calc(var(--cw) * 0.02) calc(var(--cw) * 0.06) rgba(27, 26, 23, 0.12);
  color: var(--card-ink);
  font-family: var(--font-display);
  line-height: 1;
  text-align: left;
  pointer-events: none;
  user-select: none;
}

.card--red .card-face {
  color: var(--card-red);
}

.card-rank {
  position: absolute;
  left: calc(var(--cw) * 0.08);
  top: calc(var(--cw) * 0.04);
  font-size: calc(var(--cw) * 0.36);
  letter-spacing: -0.06em;
}

.card-suit {
  position: absolute;
  left: calc(var(--cw) * 0.1);
  top: calc(var(--cw) * 0.42);
  font-family: var(--font-ui);
  font-size: calc(var(--cw) * 0.27);
}

.card-pip {
  position: absolute;
  right: calc(var(--cw) * 0.1);
  bottom: calc(var(--cw) * 0.08);
  font-family: var(--font-ui);
  font-size: calc(var(--cw) * 0.62);
}

.card-joker {
  position: absolute;
  left: calc(var(--cw) * 0.1);
  top: calc(var(--cw) * 0.08);
  font-family: var(--font-ui);
  font-size: calc(var(--cw) * 0.15);
  font-weight: 800;
  letter-spacing: -0.08em;
  writing-mode: vertical-rl;
  text-orientation: upright;
}

.card--joker .card-pip {
  font-size: calc(var(--cw) * 0.72);
}

.card--back .card-face {
  --lat: calc(var(--cw) * 0.14);
  background:
    repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.22) 0 1px, transparent 1px var(--lat)),
    repeating-linear-gradient(-45deg, rgba(255, 255, 255, 0.22) 0 1px, transparent 1px var(--lat)),
    var(--accent-fill);
  box-shadow:
    inset 0 0 0 1px rgba(0, 0, 0, 0.12),
    0 calc(var(--cw) * 0.03) 0 rgba(27, 26, 23, 0.08);
}

.card--back .card-face::after {
  content: "";
  position: absolute;
  inset: calc(var(--cw) * 0.08);
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: calc(var(--cw) * 0.04);
}

/* In an overlapping fan only the last card shows its big pip. */
.table-hand .card:has(+ .card) .card-pip,
.centre-played .card:has(+ .card) .card-pip {
  display: none;
}

/* A focused card is raised above its neighbours, so show its whole face. */
.table-hand .hand-card:focus-visible .card-pip {
  display: block;
}

/* ------------------------------------------------------------------- hand */

.hand-card {
  pointer-events: auto;
  transition: transform 0.12s ease;
}

.hand-card .card-face {
  box-shadow:
    inset 0 0 0 1px var(--card-bd),
    calc(var(--cw) * -0.03) 0 calc(var(--cw) * 0.06) rgba(27, 26, 23, 0.12);
  transition: filter 0.12s ease, box-shadow 0.12s ease;
}

.hand-card:not(:disabled):hover {
  transform: translateY(calc(var(--cw) * -0.08));
}

/*
 * Selected cards only lift; their stacking depth is never raised, so a lifted
 * card stays behind the card to its right instead of covering the hand.
 */
.hand-card.selected {
  transform: translateY(calc(var(--cw) * -0.19));
}

.hand-card.selected:hover {
  transform: translateY(calc(var(--cw) * -0.21));
}

.hand-card.selected .card-face {
  box-shadow:
    inset 0 0 0 1px var(--accent),
    0 0 0 1px var(--accent),
    calc(var(--cw) * -0.03) 0 calc(var(--cw) * 0.06) rgba(27, 26, 23, 0.12);
}

.hand-card:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  z-index: 1;
}

.hand-card:disabled {
  cursor: default;
}

.table-hand--waiting .hand-card:not(.selected) .card-face {
  filter: brightness(0.96) saturate(0.85);
}

.hand-card--dealt .card-face {
  animation: cardDeal 0.2s ease-out both;
}

@keyframes cardDeal {
  from {
    transform: translateY(-30px) scale(0.96);
    opacity: 0;
  }
  to {
    transform: translateY(0) scale(1);
    opacity: 1;
  }
}

/* ------------------------------------------------------------ centre play */

.centre-played--bomb {
  animation: bombShake 0.5s ease-out;
}

.centre-played--bomb .card-face {
  box-shadow:
    inset 0 0 0 1px var(--card-bd),
    0 0 0 3px var(--accent-fill),
    0 0 calc(var(--cw) * 0.25) color-mix(in srgb, var(--accent-fill) 55%, transparent);
}

@keyframes bombShake {
  0% { transform: translate(0, 0) rotate(0); }
  15% { transform: translate(-4px, 1px) rotate(-1.2deg); }
  30% { transform: translate(5px, -2px) rotate(1.3deg); }
  45% { transform: translate(-4px, 2px) rotate(-0.9deg); }
  60% { transform: translate(3px, -1px) rotate(0.7deg); }
  80% { transform: translate(-1px, 1px) rotate(-0.3deg); }
  100% { transform: translate(0, 0) rotate(0); }
}

/* --------------------------------------------------------- reduced motion */

@media (prefers-reduced-motion: reduce) {
  .hand-card,
  .hand-card .card-face {
    transition: none !important;
  }

  .hand-card--dealt .card-face,
  .centre-played--bomb {
    animation: none !important;
  }
}