/* ==========================================================================
   cards.css — category cards & tool cards
   Both share the same recipe: glass fill, gradient hairline, hover lift.
   ========================================================================== */

/* Gradient border without an extra element: a padding-box/border-box mask. */
.card,
.tool-card {
  position: relative;
  border: 1px solid transparent;
  background:
    linear-gradient(var(--surface), var(--surface)) padding-box,
    var(--border-gradient) border-box;
  box-shadow: var(--shadow-sm);
  transition: transform var(--t), box-shadow var(--t);
}

/* --- Category card -------------------------------------------------------- */
.card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  overflow: hidden;
  isolation: isolate;
}

/* Accent wash that blooms from the icon on hover. */
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(
    420px 200px at 20% -10%,
    color-mix(in srgb, var(--accent, var(--primary)) 22%, transparent),
    transparent 70%
  );
  opacity: 0;
  transition: opacity var(--t-slow);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow), 0 0 0 1px color-mix(in srgb, var(--accent, var(--primary)) 30%, transparent);
}
.card:hover::before { opacity: 1; }

.card__icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--accent, var(--primary)) 12%, rgba(255, 255, 255, 0.02));
  color: var(--accent, var(--primary));
  transition: transform var(--t), box-shadow var(--t);
}
.card__icon .icon { width: 22px; height: 22px; }
.card:hover .card__icon {
  transform: scale(1.06) rotate(-4deg);
  box-shadow: 0 8px 24px -10px color-mix(in srgb, var(--accent, var(--primary)) 80%, transparent);
}

.card__title { font-size: var(--text-md); font-weight: 600; }
.card__text {
  color: var(--text-muted);
  font-size: var(--text-sm);
  line-height: 1.55;
}
.card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: var(--space-4);
}
.card__arrow {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  color: var(--text-subtle);
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity var(--t), transform var(--t), color var(--t), background-color var(--t);
}
.card__arrow .icon { width: 16px; height: 16px; }
.card:hover .card__arrow {
  opacity: 1;
  transform: translateX(0);
  background: rgba(255, 255, 255, 0.06);
  color: var(--accent, var(--primary));
}

/* --- Tool card ------------------------------------------------------------ */
.tool-card {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-lg);
}
.tool-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow), 0 0 0 1px color-mix(in srgb, var(--accent, var(--primary)) 26%, transparent);
}

.tool-card__icon {
  display: grid;
  place-items: center;
  flex: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--accent, var(--primary)) 12%, rgba(255, 255, 255, 0.02));
  color: var(--accent, var(--primary));
  transition: transform var(--t);
}
.tool-card:hover .tool-card__icon { transform: scale(1.06); }

.tool-card__body { flex: 1; min-width: 0; }
.tool-card__title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-base);
  font-weight: 600;
}
.tool-card__text {
  display: block;
  margin-top: 1px;
  color: var(--text-muted);
  font-size: var(--text-sm);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.tool-card__arrow {
  flex: none;
  color: var(--text-subtle);
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity var(--t), transform var(--t), color var(--t);
}
.tool-card__arrow .icon { width: 17px; height: 17px; }
.tool-card:hover .tool-card__arrow {
  opacity: 1;
  transform: translateX(0);
  color: var(--accent, var(--primary));
}