/* =========================================================================
   card.css — Card surface (DESIGN.md v2 §2.5) + icon grid + integration body
   Dependency: tokens.css, primitives.css (badge/tab classes used inside)
   ========================================================================= */

/* ---------- card wall grid (§8) ---------- */
.wall {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(clamp(280px, 30vw, 360px), 1fr));
  gap: var(--sp-6);
  padding-block: var(--sp-12);
}

/* ---------- 2.5 Card shell ---------- */
.card {
  display: flex; flex-direction: column;
  background: var(--card); color: var(--card-foreground);
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow var(--dur-fast) var(--ease-standard),
              opacity var(--dur-mid) var(--ease-standard),
              filter var(--dur-mid) var(--ease-standard);
}
.card:hover { box-shadow: var(--elevation-card-hover); }
.card:focus-within { outline: 2px solid var(--ring); outline-offset: 2px; }

/* fixed-weight sets while slider dragged — honest dim, not a real disable */
.card.is-dimmed { opacity: 0.6; filter: saturate(0.5); }
/* only-free filtered out — dim + push down, do not hide */
.card.is-filtered { opacity: 0.45; order: 999; }

/* progressive reveal */
.card.reveal { opacity: 0; transform: translateY(8px); }
.card.reveal.is-in {
  opacity: 1; transform: none;
  transition: opacity var(--dur-card) var(--ease-out-expo), transform var(--dur-card) var(--ease-out-expo);
}

/* ---------- header ---------- */
.card__head { padding: var(--sp-4); display: flex; flex-direction: column; gap: var(--sp-3); border-bottom: 1px solid var(--card-divider); }
.card__titlerow { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--sp-2); }
.card__title { font-size: var(--fs-h2); line-height: var(--lh-h2); font-weight: 600; }
.card__title a { text-decoration: none; display: inline-flex; align-items: center; gap: var(--sp-1); }
.card__title a:hover { text-decoration: underline; }
.card__title a iconify-icon { font-size: var(--icon-fs-sm); color: var(--muted-foreground); }

.card__badges { display: flex; flex-wrap: wrap; gap: var(--sp-2); align-items: center; }

.card__meta { font-size: var(--fs-body-sm); color: var(--muted-foreground); }
.card__note {
  display: flex; align-items: flex-start; gap: var(--sp-2);
  font-size: var(--fs-body-sm); color: var(--muted-foreground);
}
.card__note iconify-icon { font-size: var(--icon-fs-sm); margin-top: 2px; flex: none; }

/* ---------- content / icon sample grid ---------- */
.card__body { padding: var(--sp-4); flex: 1; }
.icongrid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(44px, 1fr));
  gap: var(--sp-2);
}
.iconcell {
  position: relative; aspect-ratio: 1; display: grid; place-items: center;
  border-radius: var(--radius-md); color: var(--foreground);
  transition: background var(--dur-fast) var(--ease-standard), transform 100ms ease-in;
}
.iconcell:hover { background: var(--accent); }
.iconcell:active { transform: scale(0.96); }
.iconcell iconify-icon, .iconcell svg, .iconcell .ms { font-size: var(--icon-size, 24px); width: 1em; height: 1em; display: block; }
.iconcell .ms { width: auto; height: auto; }
.iconcell .ms { font-variation-settings: 'wght' var(--ms-wght, 400), 'FILL' var(--ms-fill, 0), 'opsz' 24; }

/* hover name tooltip */
.iconcell::after {
  content: attr(data-name);
  position: absolute; bottom: calc(100% + 4px); left: 50%; transform: translateX(-50%) translateY(4px);
  background: var(--popover); color: var(--popover-foreground);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 2px var(--sp-2); font-size: var(--fs-caption); white-space: nowrap;
  box-shadow: var(--elevation-popover); opacity: 0; pointer-events: none; z-index: 5;
  transition: opacity var(--dur-fast) var(--ease-standard), transform var(--dur-fast) var(--ease-standard);
}
.iconcell:hover::after, .iconcell:focus-visible::after { opacity: 1; transform: translateX(-50%) translateY(0); }

/* copied check overlay */
.iconcell__check {
  position: absolute; inset: 0; display: grid; place-items: center;
  background: var(--accent); border-radius: var(--radius-md);
  color: var(--license-free); font-size: var(--icon-fs-lg);
  opacity: 0; transform: scale(0.6); pointer-events: none;
}
.iconcell.is-copied .iconcell__check { opacity: 1; transform: scale(1); transition: opacity var(--dur-fast) var(--ease-standard), transform var(--dur-fast) var(--ease-out-expo); }

/* skeleton */
.skeleton { background: var(--muted); border-radius: var(--radius-md); position: relative; overflow: hidden; }
.skeleton::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--foreground) 6%, transparent), transparent);
  transform: translateX(-100%); animation: shimmer 1500ms linear infinite;
}
@keyframes shimmer { to { transform: translateX(100%); } }
.skeleton-cell { aspect-ratio: 1; }

/* per-card preview error (card survives) */
.icongrid__error {
  grid-column: 1 / -1; display: flex; flex-direction: column; align-items: center; gap: var(--sp-2);
  padding: var(--sp-6) var(--sp-4); text-align: center;
  border: 1px dashed var(--destructive); border-radius: var(--radius-md);
  color: var(--muted-foreground); font-size: var(--fs-body-sm);
}
.icongrid__error iconify-icon { font-size: var(--icon-fs-xl); color: var(--destructive); }

/* no-data placeholder (paid / no iconify data) */
.icongrid__nodata {
  grid-column: 1 / -1; display: flex; flex-direction: column; align-items: center; gap: var(--sp-2);
  padding: var(--sp-8) var(--sp-4); text-align: center;
  color: var(--muted-foreground); font-size: var(--fs-body-sm);
}
.icongrid__nodata iconify-icon { font-size: var(--icon-fs-2xl); color: var(--muted-foreground); }

/* ---------- integration panel (uses .tabs/.tab from primitives.css) ---------- */
.integrate { border-top: 1px solid var(--card-divider); }
.tabpanel { padding: var(--sp-3) var(--sp-4) var(--sp-4); }
.tabpanel[hidden] { display: none; }
.codeblock { position: relative; }
.codeblock pre {
  margin: 0; padding: var(--sp-3); padding-right: 44px;
  background: var(--muted); border-radius: var(--radius-md);
  font-family: var(--font-mono); font-size: var(--fs-mono); line-height: var(--lh-mono);
  color: var(--foreground); overflow-x: auto; white-space: pre;
}
.codeblock code { font: inherit; }
/* codeblock copy = Button outline icon-sm; .is-copied recolours icon to free-hue */
.codeblock__copy {
  position: absolute; top: var(--sp-2); right: var(--sp-2);
  color: var(--muted-foreground); background: var(--card);
}
.codeblock__copy.is-copied { color: var(--license-free); }
.codeblock__copy iconify-icon { font-size: var(--icon-fs-base); }

/* attribution inline notice (attrib-licensed sets) — mix in srgb (was oklch space -> hue drift) */
.attrib-inline {
  margin-top: var(--sp-2); padding: var(--sp-2) var(--sp-3);
  background: color-mix(in srgb, var(--license-attrib) 8%, var(--card));
  border: 1px solid color-mix(in srgb, var(--license-attrib) 30%, var(--border));
  border-radius: var(--radius-md); font-size: var(--fs-body-sm); color: var(--foreground);
  display: flex; gap: var(--sp-2); align-items: flex-start;
}
.attrib-inline iconify-icon { color: var(--license-attrib); font-size: var(--icon-fs-base); margin-top: 2px; flex: none; }

/* ---------- §11 incantation tab (5th integration tab) ---------- */
/* leading icon on the 詠唱詞 tab — only tabs that HAVE an icon become inline-flex,
   so the 4 text-only tabs are untouched. icon at --icon-fs-sm, centred w/ text. */
.tab:has(.tab__icon) { display: inline-flex; align-items: center; gap: var(--sp-1); }
.tab__icon { font-size: var(--icon-fs-sm); flex: none; }

/* live settings summary caption — token-driven, wraps (not truncates) on narrow */
.incant__summary {
  margin: 0 0 var(--sp-3); font-size: var(--fs-caption); color: var(--muted-foreground);
  letter-spacing: var(--ls-caption); line-height: var(--lh-caption); text-wrap: pretty;
}
.incant__summary strong { color: var(--foreground); font-weight: 500; }

/* format toggle (stroke class only) — spacing above the codeblock */
.incant__format { margin-bottom: var(--sp-3); flex-wrap: wrap; }

/* main copy button sits BELOW the codeblock; default Button variant+size already
   carry bg/fg/height/padding (no hardcoded colour here). */
.incant__copy { margin-top: var(--sp-3); }

/* no-data honest Alert spacing before the disabled button */
.incant__nodata { margin-bottom: var(--sp-3); }
.incant__nodata iconify-icon { color: var(--muted-foreground); }