/* interface-library.css — catalog cards & filters (LIM) */

.lib-stat {
  cursor: pointer;
  text-align: left;
  font: inherit;
  color: inherit;
  transition:
    border-color var(--duration-medium) var(--ease-standard),
    background-color var(--duration-medium) var(--ease-standard);
}

.lib-stat:hover,
.lib-stat:focus-visible {
  border-color: var(--border-strong);
  outline: none;
}

.lib-stat.is-active {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.lib-stat:focus-visible {
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.lib-results__bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.lib-clear {
  appearance: none;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-secondary);
  border-radius: var(--radius-full);
  padding: 6px 14px;
  font-size: var(--text-sm);
  cursor: pointer;
}

.lib-clear:hover,
.lib-clear:focus-visible {
  border-color: var(--border-strong);
  color: var(--text-primary);
  outline: none;
}

.library-card.principle-preview {
  text-decoration: none;
  color: inherit;
  min-height: 300px;
  padding: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 0;
}

.lib-search__icon.fa-solid,
.lib-search__icon.fa-regular {
  width: auto;
  height: auto;
  font-size: 0.95rem;
  line-height: 1;
}

.icon-btn .fa-brands,
.icon-btn .fa-solid,
.icon-btn .fa-regular {
  font-size: 1.05rem;
  line-height: 1;
}

.lib-status .fa-solid {
  font-size: 0.7rem;
}

.library-card:hover,
.library-card:focus-visible {
  color: inherit;
  outline: none;
}

.library-card.is-featured,
.library-card.is-active-result:not([hidden]) {
  --card-bg: var(--accent);
  --card-fg: #ffffff;
  --card-muted: rgba(255, 255, 255, 0.74);
  --card-fill: #ffffff;
  --card-hover-fg: #0f1724;
  --card-hover-muted: #5f6673;
  border-color: transparent;
  background: var(--accent);
  color: #fff;
}

.library-card__header {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5) 0;
}

.library-card__category {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  transition: color var(--duration-slow) var(--ease-emphasized);
}

.library-card__status {
  margin: 0;
}

.library-card__preview {
  position: relative;
  z-index: 1;
  height: 120px;
  margin: var(--space-4) var(--space-5) 0;
  padding: var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--surface-subtle);
  display: grid;
  place-items: center;
  overflow: hidden;
  transition:
    background-color var(--duration-slow) var(--ease-emphasized),
    border-color var(--duration-slow) var(--ease-emphasized);
}

.library-card__icon {
  position: absolute;
  top: 12px;
  left: 12px;
  font-size: 0.95rem;
  color: var(--text-tertiary);
  opacity: 0.9;
  transition: color var(--duration-slow) var(--ease-emphasized);
}

.library-card__content {
  position: relative;
  z-index: 1;
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: var(--space-2);
}

.library-card__content h2 {
  margin: 0;
  font-family: var(--lim-font-sans);
  font-size: var(--text-xl);
  letter-spacing: -0.03em;
  color: var(--card-fg, var(--text-primary));
  transition: color var(--duration-slow) var(--ease-emphasized);
}

.library-card__content p {
  margin: 0;
  color: var(--card-muted, var(--text-secondary));
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
  transition: color var(--duration-slow) var(--ease-emphasized);
}

.library-card__footer {
  position: relative;
  z-index: 1;
  margin-top: auto;
  padding: 0 var(--space-5) var(--space-5);
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  transition: color var(--duration-slow) var(--ease-emphasized);
}

/* Wireframe thumbnails (reuse .pv geometry via alias class) */
.pattern-thumbnail {
  width: 100%;
  max-width: 168px;
  color: var(--text-tertiary);
}

.pattern-thumbnail i,
.pattern-thumbnail b,
.pattern-thumbnail label,
.pattern-thumbnail aside,
.pattern-thumbnail main,
.pattern-thumbnail span {
  display: block;
  border-radius: 4px;
  background: currentColor;
  opacity: 0.28;
}

.pattern-thumbnail .on { opacity: 0.55; }
.pattern-thumbnail .r { margin-left: auto; }

.pattern-thumbnail--header { display: flex; align-items: center; gap: 6px; }
.pattern-thumbnail--header i:first-child { width: 18px; height: 18px; border-radius: 50%; opacity: 0.4; }
.pattern-thumbnail--header i { height: 6px; flex: 1; }
.pattern-thumbnail--header i:last-child { width: 28px; flex: 0 0 auto; height: 10px; border-radius: 999px; opacity: 0.45; }

.pattern-thumbnail--mega b { height: 8px; margin-bottom: 8px; width: 40%; }
.pattern-thumbnail--mega span { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 6px; background: transparent; opacity: 1; }
.pattern-thumbnail--mega span i { height: 28px; }

.pattern-thumbnail--sidebar { display: grid; grid-template-columns: 28px 1fr; gap: 8px; height: 52px; }
.pattern-thumbnail--sidebar aside { height: 100%; opacity: 0.35; }
.pattern-thumbnail--sidebar main { display: grid; gap: 6px; align-content: start; background: transparent; opacity: 1; }
.pattern-thumbnail--sidebar main i { height: 8px; }

.pattern-thumbnail--crumbs { display: flex; align-items: center; gap: 6px; }
.pattern-thumbnail--crumbs i { width: 28px; height: 6px; }
.pattern-thumbnail--crumbs em { font-style: normal; opacity: 0.35; font-size: 10px; color: currentColor; background: none; }

.pattern-thumbnail--pages { display: flex; gap: 6px; justify-content: center; }
.pattern-thumbnail--pages i { width: 16px; height: 16px; }

.pattern-thumbnail--tabs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.pattern-thumbnail--tabs i { height: 10px; }
.pattern-thumbnail--tabs b { grid-column: 1 / -1; height: 28px; }

.pattern-thumbnail--hero i:first-child { height: 10px; width: 70%; margin-bottom: 6px; }
.pattern-thumbnail--hero i:nth-child(2) { height: 6px; width: 90%; margin-bottom: 10px; }
.pattern-thumbnail--hero b { height: 12px; width: 36%; border-radius: 999px; opacity: 0.45; }

.pattern-thumbnail--pricing { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 6px; }
.pattern-thumbnail--pricing i { height: 48px; }

.pattern-thumbnail--product b { height: 34px; margin-bottom: 6px; }
.pattern-thumbnail--product i { height: 6px; margin-bottom: 4px; width: 70%; }

.pattern-thumbnail--cart i { height: 10px; margin-bottom: 6px; }
.pattern-thumbnail--cart b { height: 12px; width: 40%; border-radius: 999px; margin-top: 8px; opacity: 0.45; }

.pattern-thumbnail--field label { height: 5px; width: 30%; margin-bottom: 6px; opacity: 0.35; }
.pattern-thumbnail--field i { height: 16px; }

.pattern-thumbnail--modal { display: grid; place-items: center; }
.pattern-thumbnail--modal b {
  width: 78%;
  padding: 10px;
  background: transparent;
  border: 1px solid currentColor;
  border-radius: 8px;
  opacity: 0.35;
  display: grid;
  gap: 6px;
}
.pattern-thumbnail--modal b i { height: 6px; }
.pattern-thumbnail--modal b span { height: 10px; width: 40%; border-radius: 999px; margin-top: 4px; }

.pattern-thumbnail--toast { display: flex; justify-content: flex-end; }
.pattern-thumbnail--toast i { width: 48%; height: 16px; border-radius: 8px; }

.pattern-thumbnail--acc i { height: 12px; margin-bottom: 6px; }
.pattern-thumbnail--search i { height: 18px; border-radius: 999px; }
.pattern-thumbnail--cmd i { height: 16px; border-radius: 8px; margin-bottom: 8px; }
.pattern-thumbnail--cmd b { height: 8px; margin-bottom: 5px; }
.pattern-thumbnail--cookie { display: flex; align-items: center; gap: 8px; }
.pattern-thumbnail--cookie i { flex: 1; height: 18px; }
.pattern-thumbnail--cookie span { width: 28px; height: 12px; border-radius: 999px; opacity: 0.45; }
.pattern-thumbnail--nav { display: grid; gap: 6px; }
.pattern-thumbnail--nav i { height: 8px; }
.pattern-thumbnail--mkt b { height: 20px; margin-bottom: 8px; width: 55%; }
.pattern-thumbnail--mkt i { height: 6px; margin-bottom: 4px; }
.pattern-thumbnail--shop b { height: 30px; margin-bottom: 6px; }
.pattern-thumbnail--shop i { height: 6px; margin-bottom: 4px; width: 65%; }
.pattern-thumbnail--content i { height: 6px; margin-bottom: 5px; }
.pattern-thumbnail--content i:first-child { width: 40%; height: 8px; margin-bottom: 8px; opacity: 0.4; }
.pattern-thumbnail--dash { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.pattern-thumbnail--dash i { height: 22px; }
.pattern-thumbnail--forms i { height: 14px; margin-bottom: 6px; }
.pattern-thumbnail--forms span { height: 12px; width: 34%; border-radius: 999px; opacity: 0.45; }
.pattern-thumbnail--fb { display: flex; justify-content: center; }
.pattern-thumbnail--fb i { width: 70%; height: 22px; border-radius: 10px; }
.pattern-thumbnail--util { display: grid; gap: 6px; }
.pattern-thumbnail--util i { height: 10px; }

@media (hover: hover) and (pointer: fine) {
  .library-card:hover .library-card__category,
  .library-card:focus-within .library-card__category,
  .library-card:hover .library-card__footer,
  .library-card:focus-within .library-card__footer,
  .library-card:hover .library-card__status,
  .library-card:focus-within .library-card__status {
    color: var(--card-hover-muted);
  }

  .library-card:hover .library-card__preview,
  .library-card:focus-within .library-card__preview {
    background: rgba(255, 255, 255, 0.16);
    border-color: rgba(255, 255, 255, 0.24);
  }

  .library-card:hover .library-card__icon,
  .library-card:focus-within .library-card__icon,
  .library-card:hover .pattern-thumbnail,
  .library-card:focus-within .pattern-thumbnail {
    color: rgba(255, 255, 255, 0.85);
  }

  .library-card.is-featured:hover,
  .library-card.is-active-result:hover {
    /* featured already blue; hover fill inverts via principle-preview vars */
  }
}

.library-card.is-featured .library-card__category,
.library-card.is-featured .library-card__footer,
.library-card.is-featured .library-card__status,
.library-card.is-active-result .library-card__category,
.library-card.is-active-result .library-card__footer,
.library-card.is-active-result .library-card__status {
  color: rgba(255, 255, 255, 0.72);
}

.library-card.is-featured .library-card__preview,
.library-card.is-active-result .library-card__preview {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.2);
}

.library-card.is-featured .library-card__icon,
.library-card.is-featured .pattern-thumbnail,
.library-card.is-active-result .library-card__icon,
.library-card.is-active-result .pattern-thumbnail {
  color: rgba(255, 255, 255, 0.8);
}

.library-card.is-featured .library-card__content h2,
.library-card.is-active-result .library-card__content h2 {
  color: #fff;
}

.library-card.is-featured .library-card__content p,
.library-card.is-active-result .library-card__content p {
  color: rgba(255, 255, 255, 0.74);
}