.card,
.value-card,
.cta-strip,
.contact-card,
.filterbar {
  position: relative;
  isolation: isolate;
  background: var(--glass-sheen), var(--glass-tint);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-line);
  box-shadow: var(--glass-shadow);
}

.card::after,
.value-card::after,
.cta-strip::after,
.contact-card::after {
  content: "";
  position: absolute;
  top: 0;
  inset-inline: 14px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--glass-hi-line), transparent);
  pointer-events: none;
}

@media (hover: hover) and (prefers-reduced-motion: no-preference) {
  .card,
  .value-card,
  .cta-strip {
    transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) ease, border-color var(--dur-base) ease, backdrop-filter 0.35s ease, -webkit-backdrop-filter 0.35s ease;
  }
  .card:hover,
  .value-card:hover {
    -webkit-backdrop-filter: var(--glass-blur-hover);
    backdrop-filter: var(--glass-blur-hover);
    transform: translateY(-4px);
    box-shadow: var(--glass-shadow-hover);
    border-color: var(--glass-line-bright);
  }
}

.cta-band,
.stats-band {
  position: relative;
  isolation: isolate;
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-line);
  box-shadow: var(--glass-shadow);
}
.cta-band::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: var(--glass-sheen);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
  pointer-events: none;
}

.navbar {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02)), var(--glass-tint-soft);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
  backdrop-filter: blur(28px) saturate(180%);
  border-bottom: 1px solid var(--glass-line);
}
.navbar::after {
  content: "";
  position: absolute;
  top: 0;
  inset-inline: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--glass-hi-line), transparent);
  pointer-events: none;
}
.navbar.scrolled {
  -webkit-backdrop-filter: blur(32px) saturate(180%);
  backdrop-filter: blur(32px) saturate(180%);
  border-bottom-color: var(--glass-line);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25);
}

@media (hover: hover) {
  .nav-links a:hover {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.10);
    border-radius: var(--radius-full);
  }
  [data-theme="light"] .nav-links a:hover {
    background: rgba(255, 255, 255, 0.65);
    border-color: var(--glass-line);
  }
}
.nav-links a.active {
  box-shadow: 0 0 14px var(--accent-soft), inset 0 1px 0 rgba(255, 255, 255, 0.10);
}

.btn--ghost {
  background: rgba(255, 255, 255, 0.06);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  backdrop-filter: blur(14px) saturate(160%);
  border: 1px solid var(--glass-line);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.10), 0 8px 20px rgba(0, 0, 0, 0.20);
}
[data-theme="light"] .btn--ghost {
  background: rgba(255, 255, 255, 0.55);
}
.btn--primary {
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.25), 0 12px 28px rgba(30, 58, 95, 0.50), 0 6px 12px rgba(0, 0, 0, 0.30);
}
@media (hover: hover) {
  .btn:hover {
    border-color: var(--glass-line-bright);
  }
  .btn--primary:hover {
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.30), 0 16px 36px rgba(30, 58, 95, 0.55), 0 8px 16px rgba(0, 0, 0, 0.32);
  }
  .btn--ghost:hover {
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.14), 0 12px 28px rgba(0, 0, 0, 0.25);
  }
}

.hero__kicker,
.section-label,
.card__cat,
.cat-tab:not(.active),
.breadcrumb {
  background: rgba(255, 255, 255, 0.06);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.10);
  border-radius: var(--radius-full);
}
[data-theme="light"] .hero__kicker,
[data-theme="light"] .section-label,
[data-theme="light"] .card__cat,
[data-theme="light"] .cat-tab:not(.active),
[data-theme="light"] .breadcrumb {
  background: rgba(255, 255, 255, 0.60);
  border-color: var(--glass-line);
}

.searchbox input,
.sortbox select {
  background: rgba(255, 255, 255, 0.05);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-full);
}
[data-theme="light"] .searchbox input,
[data-theme="light"] .sortbox select {
  background: rgba(255, 255, 255, 0.60);
  border-color: var(--glass-line);
}
.searchbox input:focus {
  border-color: var(--accent-500);
  box-shadow: 0 0 0 4px var(--accent-soft), 0 0 18px var(--accent-soft);
}
.sortbox select:focus {
  border-color: var(--accent-500);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 50% at 50% 38%, rgba(60, 100, 160, 0.12) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}
.hero__grid {
  position: relative;
  z-index: 1;
}

.socials a {
  background: rgba(255, 255, 255, 0.08);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.10);
}

@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .card,
  .value-card,
  .cta-strip,
  .contact-card,
  .filterbar { background: var(--surface); }
  .navbar { background: var(--surface); }
  .navbar::after,
  .card::after,
  .value-card::after,
  .cta-strip::after,
  .contact-card::after,
  .hero::before,
  .cta-band::after { display: none; }
  .btn--ghost,
  .searchbox input,
  .sortbox select,
  .hero__kicker,
  .section-label,
  .card__cat,
  .cat-tab:not(.active),
  .breadcrumb,
  .socials a { background: var(--surface); }
}

@media (prefers-reduced-motion: reduce) {
  .card,
  .value-card,
  .cta-strip,
  .cta-band,
  .stats-band,
  .navbar,
  .filterbar { transition: none; }
  .card:hover,
  .value-card:hover {
    transform: none;
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
    box-shadow: var(--glass-shadow);
  }
}