/* =========================================
   SOURCEPEPTIDECO — CATALOG PAGE CSS
   Matches theme.css design tokens exactly
   ========================================= */

/* ── CATALOG HERO ── */
.catalog-hero {
  position: relative;
  min-height: 60vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--forest);
  padding-top: 80px;
}

.catalog-hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.catalog-hero-bg .hex-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.5;
}

.catalog-hero-bg .gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
}

.catalog-hero-bg .orb-1 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, #2a5a3f, transparent);
  top: -80px;
  right: -80px;
  opacity: 0.3;
}

.catalog-hero-bg .orb-2 {
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, rgba(199, 168, 75, 0.6), transparent);
  bottom: 40px;
  left: 8%;
  opacity: 0.2;
}

.catalog-hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 40px;
  width: 100%;
}

.catalog-hero-content .overline {
  display: block;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
}

.catalog-hero-content h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5.5vw, 4.5rem);
  font-weight: 400;
  line-height: 1.12;
  color: var(--bg);
  margin-bottom: 28px;
  max-width: 600px;
}

.catalog-hero-content h1 em {
  font-style: italic;
  color: var(--accent);
}

.catalog-hero-content .lede {
  font-size: clamp(0.95rem, 1.3vw, 1.1rem);
  line-height: 1.7;
  color: rgba(245, 240, 232, 0.65);
  max-width: 500px;
  font-weight: 300;
}

/* ── NAV ACTIVE STATE ── */
.nav-active {
  color: var(--fg) !important;
  border-bottom: 1px solid var(--accent);
  padding-bottom: 2px;
}

/* ── CATALOG SECTIONS ── */
.catalog-section {
  padding: var(--section-pad) 0;
  background: var(--bg);
}

.catalog-section.alt-bg {
  background: var(--surface-2);
}

.catalog-section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 40px;
}

/* ── SECTION HEADER ── */
.section-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: end;
  margin-bottom: 64px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--rule-heavy);
}

.section-overline {
  display: block;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-dark);
  margin-bottom: 16px;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 400;
  color: var(--forest);
  line-height: 1.15;
}

.section-intro {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.8;
  align-self: end;
}

/* ── PRODUCT GRID ── */
.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

/* ── PRODUCT CARD ── */
.product-card {
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: var(--border-radius);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 0;
  transition: border-color 0.2s, box-shadow 0.2s;
  position: relative;
  overflow: hidden;
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(to right, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.2s;
}

.product-card:hover {
  border-color: var(--rule-heavy);
  box-shadow: 0 4px 24px rgba(13, 27, 18, 0.08);
}

.product-card:hover::before {
  opacity: 1;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.card-number {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--fg-muted);
  letter-spacing: 0.05em;
}

.purity-badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-dark);
  background: var(--accent-glow);
  border: 1px solid rgba(199, 168, 75, 0.3);
  padding: 5px 12px;
  border-radius: 100px;
}

.card-name {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 500;
  color: var(--forest);
  margin-bottom: 14px;
  line-height: 1.2;
}

.card-description {
  font-size: 0.88rem;
  color: var(--fg-muted);
  line-height: 1.75;
  margin-bottom: 20px;
  flex-grow: 1;
}

.card-availability {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 24px;
  padding: 14px 16px;
  background: var(--surface-2);
  border: 1px solid var(--rule);
  border-radius: var(--border-radius);
}

.avail-label {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

.avail-formats {
  font-size: 0.85rem;
  color: var(--fg);
  font-weight: 500;
}

.card-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
  padding-top: 20px;
  border-top: 1px solid var(--rule);
}

.btn-product-detail {
  display: inline-flex;
  align-items: center;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--forest);
  background: var(--accent);
  border: 1px solid var(--accent);
  padding: 10px 20px;
  border-radius: 100px;
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s;
}

.btn-product-detail:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
}

.btn-coa-secondary {
  display: inline-flex;
  align-items: center;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--fg-muted);
  border: 1px solid var(--rule-heavy);
  background: transparent;
  padding: 10px 18px;
  border-radius: 100px;
  text-decoration: none;
  transition: color 0.2s, border-color 0.2s;
}

.btn-coa-secondary:hover {
  color: var(--forest);
  border-color: var(--forest);
}

/* ── PHYSICIAN CTA ── */
.physician-cta {
  padding: var(--section-pad) 0;
  background: var(--forest);
}

.physician-cta-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.cta-content .overline {
  display: block;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(199, 168, 75, 0.8);
  margin-bottom: 20px;
}

.cta-content h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 400;
  color: var(--bg);
  margin-bottom: 24px;
  line-height: 1.15;
}

.cta-content p {
  font-size: 0.95rem;
  color: rgba(245, 240, 232, 0.65);
  line-height: 1.8;
  margin-bottom: 40px;
}

.cta-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--forest);
  background: var(--accent);
  border: 1px solid var(--accent);
  padding: 12px 28px;
  border-radius: 100px;
  text-decoration: none;
  transition: background 0.2s;
}

.btn-primary:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(245, 240, 232, 0.6);
  border: 1px solid rgba(245, 240, 232, 0.2);
  padding: 12px 28px;
  border-radius: 100px;
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s;
}

.btn-secondary:hover {
  border-color: rgba(245, 240, 232, 0.5);
  color: rgba(245, 240, 232, 0.9);
}

.cta-attributes {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.cta-attr {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 24px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--border-radius);
}

.attr-stat {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 400;
  color: var(--accent);
  line-height: 1;
  flex-shrink: 0;
  min-width: 80px;
}

.attr-label {
  font-size: 0.88rem;
  color: rgba(245, 240, 232, 0.6);
  line-height: 1.6;
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .product-grid {
    grid-template-columns: 1fr;
  }

  .section-header {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .physician-cta-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

@media (max-width: 768px) {
  .catalog-hero-content,
  .catalog-section-inner,
  .physician-cta-inner {
    padding: 0 24px;
  }

  .cta-actions {
    flex-direction: column;
  }

  .cta-attr {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .card-actions {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .btn-product-detail {
    width: 100%;
    justify-content: center;
  }

  .btn-coa-secondary {
    width: 100%;
    justify-content: center;
  }
}