/* ═══════════════════════════════════════════════════════════════
   VISUAL-GUIDES-HUB.CSS — Premium carousel catalog (mobile-first)
   ═══════════════════════════════════════════════════════════════ */

.vg-hub {
  --vg-accent: #6366f1;
  --vg-accent-rgb: 99, 102, 241;
  --vg-cyan: #22d3ee;
  --vg-pad: 1rem;
}

/* ── Hero ─────────────────────────────────────────────────────── */
.vg-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(5rem, 16vw, 8.5rem) 0 clamp(2rem, 6vw, 3.5rem);
  background:
    radial-gradient(ellipse 90% 70% at 20% 0%, rgba(99, 102, 241, 0.2), transparent 55%),
    radial-gradient(ellipse 50% 40% at 100% 30%, rgba(34, 211, 238, 0.12), transparent 50%),
    linear-gradient(165deg, #030712 0%, #0c0a1a 45%, #111827 100%);
}
.vg-hero__mesh {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(99, 102, 241, 0.12) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: radial-gradient(ellipse 80% 70% at 30% 20%, #000, transparent 72%);
  pointer-events: none;
}
.vg-hero__glow {
  position: absolute;
  top: -15%;
  left: -10%;
  width: 50%;
  height: 55%;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
  pointer-events: none;
}
.vg-hero__inner {
  position: relative;
  z-index: 2;
  width: min(100% - 2rem, 1280px);
  margin-inline: auto;
  padding-inline: max(var(--vg-pad), env(safe-area-inset-left, 0px))
                   max(var(--vg-pad), env(safe-area-inset-right, 0px));
}
.vg-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 1rem;
  font-family: var(--ff-head, 'Sora', sans-serif);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: #a5b4fc;
}
.vg-hero__eyebrow::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--vg-accent), var(--vg-cyan));
  box-shadow: 0 0 12px rgba(99, 102, 241, 0.8);
}
.vg-hero__title {
  font-family: var(--ff-head, 'Sora', sans-serif);
  font-size: clamp(2.25rem, 8vw, 4.25rem);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.045em;
  color: #f8fafc;
  margin: 0 0 1.25rem;
  max-width: 14ch;
}
.vg-hero__title em {
  font-style: normal;
  background: linear-gradient(135deg, #a5b4fc 0%, #22d3ee 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.vg-hero__desc {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  line-height: 1.6;
  color: #94a3b8;
  max-width: 36rem;
  margin: 0 0 2rem;
}

/* Search */
.vg-search {
  position: relative;
  max-width: 100%;
}
@media (min-width: 768px) {
  .vg-search { max-width: 560px; }
}
.vg-search__input {
  width: 100%;
  height: 56px;
  padding: 0 3rem 0 3.25rem;
  font-size: 1rem;
  color: #f8fafc;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  outline: none;
  transition: border-color 0.25s, box-shadow 0.25s, background 0.25s;
}
@media (min-width: 768px) {
  .vg-search__input {
    height: 64px;
    font-size: 1.0625rem;
    border-radius: 20px;
    padding-left: 3.5rem;
  }
}
.vg-search__input::placeholder {
  color: rgba(148, 163, 184, 0.7);
}
.vg-search__input:focus {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(99, 102, 241, 0.55);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.18);
}
.vg-search__icon {
  position: absolute;
  left: 1.1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--vg-accent);
  pointer-events: none;
}
.vg-search__clear {
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: #f87171;
  opacity: 0.85;
  transition: opacity 0.2s;
}
.vg-search__clear:hover { opacity: 1; }

/* ── Catalog ──────────────────────────────────────────────────── */
.vg-catalog {
  padding: clamp(2rem, 5vw, 3.5rem) 0 clamp(3rem, 8vw, 5rem);
  background: linear-gradient(180deg, #f8fafc 0%, #ffffff 80px);
}
[data-theme="dark"] .vg-catalog {
  background: linear-gradient(180deg, var(--clr-bg-alt, #0f172a) 0%, var(--clr-bg, #020617) 80px);
}
.vg-catalog__inner {
  width: min(100% - 2rem, 1280px);
  margin-inline: auto;
  padding-inline: max(var(--vg-pad), env(safe-area-inset-left, 0px))
                   max(var(--vg-pad), env(safe-area-inset-right, 0px));
}

.vg-empty {
  text-align: center;
  padding: clamp(3rem, 10vw, 6rem) 1.5rem;
  border: 1px dashed var(--clr-border);
  border-radius: 20px;
  background: var(--clr-surface, #fff);
}
.vg-empty__icon {
  color: var(--vg-accent);
  opacity: 0.45;
  margin-bottom: 1.5rem;
}
.vg-empty__title {
  font-size: 1.15rem;
  color: var(--clr-text-muted);
  margin-bottom: 0.35rem;
}
.vg-empty__sub {
  font-size: 0.9rem;
  color: var(--clr-text-faint);
}

.vg-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}
@media (min-width: 640px) {
  .vg-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
}
@media (min-width: 1025px) {
  .vg-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }
}

/* Card */
.vg-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
  text-decoration: none;
  background: var(--clr-surface, #fff);
  border: 1px solid var(--clr-border);
  border-radius: 20px;
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.05);
  transition: transform 0.45s var(--ds-easing, cubic-bezier(0.16, 1, 0.3, 1)),
    box-shadow 0.45s,
    border-color 0.3s;
}
@media (hover: hover) {
  .vg-card:hover {
    transform: translateY(-8px);
    border-color: rgba(var(--vg-accent-rgb), 0.35);
    box-shadow: 0 24px 48px rgba(99, 102, 241, 0.14);
  }
  .vg-card:hover .vg-card__img {
    transform: scale(1.06);
  }
  .vg-card:hover .vg-card__cta-icon {
    transform: translateX(4px);
  }
}

.vg-card__media {
  position: relative;
  height: 200px;
  overflow: hidden;
  background: #0f172a;
  border-bottom: 1px solid var(--clr-border);
}
@media (min-width: 768px) {
  .vg-card__media { height: 220px; }
}
@media (min-width: 1025px) {
  .vg-card__media { height: 240px; }
}
.vg-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.92;
  transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.vg-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.75) 0%, transparent 55%);
  pointer-events: none;
}
.vg-card__badge {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  padding: 0.35rem 0.7rem;
  font-size: 0.58rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #fff;
  background: linear-gradient(135deg, var(--vg-accent), #4f46e5);
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.15);
}
.vg-card__slides {
  position: absolute;
  top: 1rem;
  right: 1rem;
  min-width: 42px;
  height: 42px;
  padding: 0 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 900;
  color: #fff;
  background: rgba(0, 0, 0, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  backdrop-filter: blur(8px);
}

.vg-card__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 1.35rem 1.35rem 1.5rem;
}
@media (min-width: 1025px) {
  .vg-card__body { padding: 1.6rem 1.75rem 1.85rem; }
}
.vg-card__title {
  font-family: var(--ff-head, 'Sora', sans-serif);
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--clr-heading);
  margin: 0 0 0.75rem;
}
.vg-card__desc {
  flex: 1;
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--clr-text-muted);
  margin: 0 0 1.25rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.vg-card__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--clr-border);
}
.vg-card__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--vg-accent);
}
.vg-card__cta-icon {
  transition: transform 0.3s ease;
}
.vg-card__meta {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--clr-text-faint);
  text-align: right;
  white-space: nowrap;
}