/* ============================================================
   Flatline Robotics — Catalog / Listing Pages
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --page-bg: #0D0D18;
  --surface: #13131F;
  --surface-2: #1A1A2A;
  --border: rgba(255,255,255,.07);
  --text-primary: #E8E0F8;
  --text-secondary: #7A7A9A;
  --text-muted: #4A4A6A;
  --accent: #A855F7;
  --accent-2: #EC4899;
  --font-body: 'Space Grotesk', sans-serif;
  --font-mono: 'Space Mono', monospace;
}

html, body {
  min-height: 100vh;
  background: var(--page-bg);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.5;
}

/* ---- Site header ---- */
.site-header {
  border-bottom: 1px solid var(--border);
  background: rgba(13,13,24,.95);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 600;
}

.site-brand-mono {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--accent);
}

.site-brand-divider { color: var(--text-muted); }

.site-brand-title { color: var(--text-secondary); font-weight: 500; }

.site-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  transition: color 0.15s;
}
.site-nav a:hover { color: var(--text-primary); }

/* ---- Page wrapper ---- */
.catalog-page {
  max-width: 1200px;
  margin: 0 auto;
  padding: 3rem 2rem 5rem;
}

/* ---- Hero section ---- */
.catalog-hero {
  margin-bottom: 3rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--border);
}

.catalog-hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.catalog-hero-title {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 700;
  line-height: 1.05;
  color: #fff;
  margin-bottom: 12px;
  letter-spacing: -1px;
}

.catalog-hero-title span { color: var(--accent); }

.catalog-hero-sub {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 560px;
  line-height: 1.6;
}

.catalog-count {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  background: rgba(168,85,247,.08);
  border: 1px solid rgba(168,85,247,.2);
  border-radius: 20px;
  padding: 5px 14px;
  font-size: 12px;
  font-weight: 600;
  color: #C084FC;
}

/* ---- Grid ---- */
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

/* ---- Catalog card ---- */
.catalog-card {
  display: flex;
  flex-direction: column;
  background: var(--card-bg);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.06);
  text-decoration: none;
  color: var(--card-text);
  transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s;
  position: relative;
}

.catalog-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(0,0,0,.4), 0 0 0 1px var(--card-accent);
  border-color: var(--card-accent);
}

.catalog-card-top {
  flex: 1;
}

.catalog-card-theme-bar {
  height: 3px;
  width: 100%;
  opacity: 0.9;
}

.catalog-card-header {
  padding: 18px 18px 14px;
}

.catalog-card-brand {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--card-accent);
  margin-bottom: 6px;
  opacity: 0.8;
}

.catalog-card-title {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 6px;
}

.catalog-card-tagline {
  font-size: 11.5px;
  opacity: 0.65;
  line-height: 1.45;
}

/* ---- Badges on card ---- */
.catalog-card-badges {
  padding: 0 18px 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.catalog-card-badge {
  font-size: 10.5px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 14px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  white-space: nowrap;
}

/* For light-bg cards, darken the badges */
.catalog-card[style*="FFF"],
.catalog-card[style*="F5F"],
.catalog-card[style*="F8F"],
.catalog-card[style*="F0F"],
.catalog-card[style*="FAF"] {
  border-color: rgba(0,0,0,.08);
}

.catalog-card[style*="FFF"] .catalog-card-badge,
.catalog-card[style*="F5F"] .catalog-card-badge,
.catalog-card[style*="F8F"] .catalog-card-badge,
.catalog-card[style*="F0F"] .catalog-card-badge,
.catalog-card[style*="FAF"] .catalog-card-badge {
  background: rgba(0,0,0,.05);
  border-color: rgba(0,0,0,.1);
}

/* ---- Categories on card ---- */
.catalog-card-categories {
  padding: 0 18px 12px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
}

.catalog-card-category {
  font-size: 10px;
  font-weight: 600;
  color: var(--card-accent);
  opacity: 0.85;
}

.catalog-card-category-separator {
  font-size: 10px;
  opacity: 0.4;
}

/* ---- Meta badges on card ---- */
.catalog-card-meta {
  padding: 0 18px 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.catalog-card-meta-badge {
  font-size: 10px;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: 12px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.catalog-card-meta-badge-icon {
  font-size: 9px;
  opacity: 0.7;
}

/* For light-bg cards, darken meta badges */
.catalog-card[style*="FFF"] .catalog-card-meta-badge,
.catalog-card[style*="F5F"] .catalog-card-meta-badge,
.catalog-card[style*="F8F"] .catalog-card-meta-badge,
.catalog-card[style*="F0F"] .catalog-card-meta-badge,
.catalog-card[style*="FAF"] .catalog-card-meta-badge {
  background: rgba(0,0,0,.05);
  border-color: rgba(0,0,0,.1);
}

/* ---- Card footer ---- */
.catalog-card-footer {
  padding: 12px 18px;
  border-top: 1px solid rgba(255,255,255,.06);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.catalog-card[style*="FFF"] .catalog-card-footer,
.catalog-card[style*="F5F"] .catalog-card-footer,
.catalog-card[style*="F8F"] .catalog-card-footer,
.catalog-card[style*="F0F"] .catalog-card-footer,
.catalog-card[style*="FAF"] .catalog-card-footer {
  border-top-color: rgba(0,0,0,.07);
}

.catalog-card-theme-pill {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 1px;
  text-transform: uppercase;
  opacity: 0.5;
}

.catalog-card-cta {
  font-size: 12px;
  font-weight: 700;
  color: var(--card-accent);
  opacity: 0;
  transition: opacity 0.15s;
}

.catalog-card:hover .catalog-card-cta { opacity: 1; }

/* ---- Section headings ---- */
.catalog-section-title {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text-muted);
  font-family: var(--font-mono);
  margin-bottom: 16px;
  margin-top: 3rem;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.catalog-section-title:first-of-type { margin-top: 0; }

/* ---- Responsive ---- */
@media (max-width: 640px) {
  .catalog-page { padding: 2rem 1rem 4rem; }
  .catalog-grid { grid-template-columns: 1fr; }
  .site-header-inner { padding: 0 1rem; }
}