/* cxr542-hub Glass v2 — mesh, panels, category doors, bento featured */

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(ellipse 80% 50% at 10% 0%, var(--color-mesh-1), transparent 55%),
    radial-gradient(ellipse 60% 40% at 90% 10%, var(--color-mesh-2), transparent 50%),
    radial-gradient(ellipse 50% 60% at 50% 100%, var(--color-mesh-3), transparent 55%),
    var(--color-bg);
  pointer-events: none;
}

@supports not (backdrop-filter: blur(1px)) {
  .glass-panel,
  .site-header,
  .category-door,
  .ai-card {
    background: var(--color-bg-elevated) !important;
    backdrop-filter: none !important;
  }
}

.glass-panel {
  background: var(--color-glass);
  backdrop-filter: blur(var(--blur-glass));
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-glass);
}

.site-header {
  background: rgba(5, 5, 8, 0.72);
  backdrop-filter: blur(12px);
}

.hero__title--gradient {
  font-family: var(--font-display);
  font-weight: 600;
  background: linear-gradient(
    135deg,
    #f5f5f5 0%,
    var(--color-accent) 48%,
    var(--color-accent-violet) 100%
  );
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  margin-top: 1.5rem;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.hero__stats strong {
  color: var(--color-text);
  font-weight: 500;
}

.hub-search {
  width: 100%;
  max-width: 28rem;
  margin-top: 1.25rem;
  padding: 0.75rem 1rem;
  font-family: inherit;
  font-size: 0.9375rem;
  color: var(--color-text);
  background: var(--color-glass);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-pill);
  backdrop-filter: blur(var(--blur-glass));
}

.hub-search::placeholder {
  color: var(--color-text-muted);
}

.category-doors {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: 1fr;
  margin-bottom: 0.5rem;
}

@media (min-width: 40rem) {
  .category-doors {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 64rem) {
  .category-doors {
    grid-template-columns: repeat(4, 1fr);
  }
}

.category-door {
  display: block;
  width: 100%;
  padding: 1.1rem 1.2rem;
  text-align: left;
  font-family: inherit;
  color: inherit;
  cursor: pointer;
  background: var(--color-glass);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-md);
  backdrop-filter: blur(var(--blur-glass));
  transition:
    border-color var(--duration-fast),
    box-shadow var(--duration-fast),
    transform var(--duration-fast);
}

.category-door:hover {
  border-color: var(--color-border);
  transform: translateY(-2px);
}

.category-door.is-active {
  box-shadow: var(--shadow-glass);
}

.category-door[data-category="work"].is-active {
  border-color: var(--cat-work);
  box-shadow: 0 0 24px var(--cat-work-glow);
}

.category-door[data-category="study"].is-active {
  border-color: var(--cat-study);
  box-shadow: 0 0 24px var(--cat-study-glow);
}

.category-door[data-category="hobby"].is-active {
  border-color: var(--cat-hobby);
  box-shadow: 0 0 24px var(--cat-hobby-glow);
}

.category-door[data-category="ideas"].is-active {
  border-color: var(--cat-ideas);
  box-shadow: 0 0 24px var(--cat-ideas-glow);
}

.category-door__label {
  display: block;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
}

.category-door__desc {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.category-door__count {
  display: block;
  margin-top: 0.65rem;
  font-size: 0.75rem;
  color: var(--color-accent);
}

.ai-grid--featured {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

@media (min-width: 48rem) {
  .ai-grid--featured {
    grid-template-columns: 2fr 1fr;
    grid-template-rows: 1fr 1fr;
  }

  .ai-grid--featured .ai-card:first-child {
    grid-row: span 2;
  }
}

.ai-card {
  background: var(--color-glass);
  backdrop-filter: blur(var(--blur-glass));
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-glass);
}

.ai-card[data-category="work"]:hover {
  border-color: var(--cat-work);
  box-shadow: 0 0 20px var(--cat-work-glow);
}

.ai-card[data-category="study"]:hover {
  border-color: var(--cat-study);
  box-shadow: 0 0 20px var(--cat-study-glow);
}

.ai-card[data-category="hobby"]:hover {
  border-color: var(--cat-hobby);
  box-shadow: 0 0 20px var(--cat-hobby-glow);
}

.ai-card[data-category="ideas"],
.ai-card--idea {
  border-style: dashed;
  background: rgba(18, 18, 28, 0.4);
}

.ai-card[data-category="ideas"]:hover,
.ai-card--idea:hover {
  border-color: var(--cat-ideas);
  box-shadow: 0 0 24px var(--cat-ideas-glow);
}

.ai-card__title {
  font-family: var(--font-display);
}

.ai-card__badge {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--color-border-subtle);
}

.ai-card__category-pill {
  display: inline-block;
  margin-bottom: 0.5rem;
  padding: 0.15rem 0.5rem;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: var(--radius-pill);
}

.ai-card__category-pill--work {
  color: var(--cat-work);
  border: 1px solid var(--cat-work);
}

.ai-card__category-pill--study {
  color: var(--cat-study);
  border: 1px solid var(--cat-study);
}

.ai-card__category-pill--hobby {
  color: var(--cat-hobby);
  border: 1px solid var(--cat-hobby);
}

.ai-card__category-pill--ideas {
  color: var(--cat-ideas);
  border: 1px solid var(--cat-ideas);
}

.ai-card__next {
  margin: 0 0 0.75rem;
  font-size: 0.875rem;
  font-style: italic;
  color: var(--color-text-muted);
}

.filter-btn.is-active {
  box-shadow: 0 0 18px var(--color-accent-muted);
}

.section--category {
  scroll-margin-top: 5rem;
}

.vibe-guide__figure img {
  border-radius: var(--radius-md);
  border: 1px solid var(--color-glass-border);
  box-shadow: var(--shadow-glass);
}

.hub-edit-bar {
  position: sticky;
  top: 3.5rem;
  z-index: 40;
  padding: 0.65rem 0;
  background: rgba(5, 5, 8, 0.92);
  border-bottom: 1px solid var(--color-glass-border);
  backdrop-filter: blur(12px);
}

.hub-edit-bar__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1rem;
}

.hub-edit-bar__hint {
  margin: 0;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.hub-edit-bar__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.header-edit.is-active {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

body.hub-edit-mode .ai-card--category-changed {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent-muted);
}

.ai-card__category-edit {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 0.5rem;
}

.ai-card__category-edit-label {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.hub-category-select {
  width: 100%;
  padding: 0.45rem 0.6rem;
  font-family: inherit;
  font-size: 0.875rem;
  color: var(--color-text);
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-sm);
}

.ai-card__category-base {
  margin: 0 0 0.5rem;
  font-size: 0.75rem;
  color: var(--color-accent);
}

.hero__stats-pending {
  color: var(--color-accent);
}

@media (prefers-reduced-motion: reduce) {
  body::before {
    background: var(--color-bg);
  }

  .category-door:hover {
    transform: none;
  }
}