/* ── Components Catalog ── */
.catalog-page {
  min-height: 100vh;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 78% 14%, rgba(232, 0, 28, 0.1), transparent 28%),
    var(--dark);
}

#page-scene-background {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.7;
  overflow: hidden;
}

#page-scene-background::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 45%, transparent 0%, rgba(3, 5, 8, 0.3) 55%, rgba(3, 5, 8, 0.85) 100%);
}

#page-scene-canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.catalog-main {
  position: relative;
  z-index: 2;
  padding: 180px 60px 120px;
}

.catalog-hero {
  max-width: 1320px;
  margin: 0 auto 88px;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: 80px;
  align-items: end;
}

.catalog-eyebrow,
.catalog-card-code,
.catalog-filter,
.catalog-spec-label {
  font-family: 'Rajdhani', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
}

.catalog-eyebrow {
  color: var(--red);
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.catalog-eyebrow::before {
  content: '';
  width: 40px;
  height: 1px;
  background: var(--red);
}

.catalog-title {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(42px, 6vw, 88px);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  max-width: 820px;
}

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

.catalog-intro {
  color: var(--text-secondary);
  font-size: 15px;
  font-weight: 300;
  line-height: 1.8;
  max-width: 380px;
  padding-bottom: 6px;
}

.catalog-toolbar {
  max-width: 1320px;
  margin: 0 auto 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 18px 0;
}

.catalog-toolbar-label {
  color: var(--text-dim);
  font-family: 'Rajdhani', sans-serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.catalog-toolbar-info {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 190px;
}

.catalog-toolbar-count {
  color: var(--gold);
  font-family: 'Orbitron', sans-serif;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.catalog-filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.catalog-filter {
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid var(--border);
  padding: 8px 14px;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
  white-space: nowrap;
}

.catalog-filter-count {
  color: var(--text-dim);
  margin-left: 7px;
  font-family: 'Orbitron', sans-serif;
  font-size: 9px;
}

.catalog-filter:hover,
.catalog-filter.is-active {
  color: var(--text-primary);
  border-color: var(--gold);
  background: rgba(201, 168, 76, 0.08);
}

.catalog-filter.is-active .catalog-filter-count { color: var(--gold); }

.catalog-grid {
  max-width: 1320px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.catalog-card {
  min-height: 440px;
  background: linear-gradient(145deg, rgba(17, 24, 32, 0.96), rgba(8, 12, 18, 0.98));
  border: 1px solid var(--border);
  padding: 32px;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s, transform 0.3s;
}

.catalog-card::before {
  content: '';
  position: absolute;
  width: 260px;
  height: 260px;
  right: -80px;
  top: -80px;
  border: 1px solid rgba(201, 168, 76, 0.14);
  border-radius: 50%;
  box-shadow: 0 0 0 28px rgba(201, 168, 76, 0.025), 0 0 0 56px rgba(201, 168, 76, 0.02);
}

.catalog-card:hover {
  border-color: var(--border-bright);
  transform: translateY(-4px);
}

.catalog-card.is-hidden { display: none; }

.catalog-card-top,
.catalog-card-body,
.catalog-card-footer { position: relative; z-index: 1; }

.catalog-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 72px;
}

.catalog-card-code { color: var(--gold); }

.catalog-card-status {
  color: var(--text-dim);
  font-family: 'Rajdhani', sans-serif;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.catalog-card-status::before {
  content: '';
  display: inline-block;
  width: 5px;
  height: 5px;
  margin: 0 8px 2px 0;
  border-radius: 50%;
  background: var(--red);
  box-shadow: 0 0 8px rgba(232, 0, 28, 0.8);
}

.catalog-card-title {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(24px, 3vw, 38px);
  font-weight: 800;
  line-height: 1.05;
  text-transform: uppercase;
  max-width: 460px;
  margin-bottom: 16px;
}

.catalog-card-desc {
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 300;
  line-height: 1.8;
  max-width: 450px;
}

.catalog-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 24px;
  margin-top: auto;
  padding-top: 48px;
}

.catalog-specs {
  display: flex;
  gap: 32px;
}

.catalog-spec-value {
  display: block;
  color: var(--text-primary);
  font-family: 'Orbitron', sans-serif;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 6px;
}

.catalog-spec-label {
  color: var(--text-dim);
  font-size: 9px;
  letter-spacing: 0.15em;
}

.catalog-card-link {
  color: var(--gold);
  font-family: 'Rajdhani', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-decoration: none;
  text-transform: uppercase;
  white-space: nowrap;
}

.catalog-card-link::after {
  content: ' ↗';
  color: var(--red);
}

.catalog-callout {
  max-width: 1320px;
  margin: 16px auto 0;
  padding: 34px 40px;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  background: rgba(201, 168, 76, 0.035);
}

.catalog-callout-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 18px;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.catalog-callout-copy {
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.7;
}

.catalog-section {
  display: block;
  min-height: auto;
  position: relative;
  max-width: 1320px;
  margin: 150px auto 0;
}

.catalog-section-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 56px;
}

.catalog-section-title {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(32px, 4vw, 54px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

.catalog-section-copy {
  max-width: 420px;
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.8;
}

.catalog-feature-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 16px;
}

.catalog-feature-visual,
.catalog-feature-panel {
  min-height: 420px;
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.catalog-feature-visual {
  background: radial-gradient(circle at 50% 50%, rgba(232, 0, 28, 0.2), transparent 25%), linear-gradient(145deg, var(--dark-3), var(--dark));
}

.catalog-feature-visual::before {
  content: '';
  position: absolute;
  width: 280px;
  height: 280px;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%) rotate(45deg);
  border: 1px solid rgba(201, 168, 76, 0.55);
  box-shadow: 0 0 0 22px rgba(201, 168, 76, 0.04), 0 0 0 56px rgba(201, 168, 76, 0.025), inset 0 0 36px rgba(232, 0, 28, 0.18);
}

.catalog-feature-visual::after {
  content: 'RP-CR7';
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  color: rgba(240, 244, 255, 0.9);
  font: 800 30px 'Orbitron', sans-serif;
  letter-spacing: 0.08em;
}

.catalog-feature-label {
  position: absolute;
  z-index: 1;
  color: var(--text-dim);
  font: 700 10px 'Rajdhani', sans-serif;
  letter-spacing: 0.25em;
  text-transform: uppercase;
}

.catalog-feature-label.top { top: 24px; left: 28px; }
.catalog-feature-label.bottom { right: 28px; bottom: 24px; }

.catalog-feature-panel {
  background: var(--dark-3);
  padding: 40px;
}

.catalog-feature-panel-title {
  font: 800 28px/1.05 'Orbitron', sans-serif;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.catalog-feature-panel-copy {
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.8;
  margin-bottom: 28px;
}

.catalog-feature-list {
  display: flex;
  flex-direction: column;
}

.catalog-feature-row {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 15px 0;
  border-top: 1px solid var(--border);
  color: var(--text-secondary);
  font: 700 11px 'Rajdhani', sans-serif;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.catalog-feature-row strong {
  color: var(--gold);
  font-family: 'Orbitron', sans-serif;
  font-size: 12px;
}

.catalog-principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.catalog-path-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.catalog-path-card {
  min-height: 270px;
  padding: 28px;
  border: 1px solid var(--border);
  background: linear-gradient(145deg, rgba(17, 24, 32, 0.94), rgba(8, 12, 18, 0.98));
  display: flex;
  flex-direction: column;
  transition: border-color 0.3s, transform 0.3s;
}

.catalog-path-card:hover {
  border-color: var(--border-bright);
  transform: translateY(-4px);
}

.catalog-path-card .catalog-principle-copy { margin-bottom: 24px; }
.catalog-path-card .catalog-card-link { margin-top: auto; }

.catalog-principle {
  background: var(--dark-3);
  border: 1px solid var(--border);
  padding: 32px;
  min-height: 220px;
}

.catalog-principle-number {
  color: var(--red);
  font: 700 11px 'Orbitron', sans-serif;
  margin-bottom: 48px;
}

.catalog-principle-title {
  font: 700 18px 'Rajdhani', sans-serif;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.catalog-principle-copy {
  color: var(--text-secondary);
  font-size: 12px;
  line-height: 1.8;
}

@media (max-width: 900px) {
  .catalog-main { padding: 150px 32px 80px; }
  .catalog-hero { grid-template-columns: 1fr; gap: 32px; margin-bottom: 64px; }
  .catalog-grid { grid-template-columns: 1fr; }
  .catalog-feature-layout { grid-template-columns: 1fr; }
  .catalog-principles { grid-template-columns: 1fr 1fr; }
  .catalog-path-grid { grid-template-columns: 1fr 1fr; }
  .catalog-toolbar { align-items: flex-start; flex-direction: column; }
  .catalog-filters { justify-content: flex-start; }
}

@media (max-width: 600px) {
  .catalog-main { padding-left: 20px; padding-right: 20px; }
  .catalog-toolbar, .catalog-callout { align-items: flex-start; flex-direction: column; }
  .catalog-filters { justify-content: flex-start; }
  .catalog-card { min-height: 400px; padding: 24px; }
  .catalog-card-top { margin-bottom: 56px; }
  .catalog-card-footer { align-items: flex-start; flex-direction: column; }
  .catalog-callout { padding: 28px 24px; }
  .catalog-section { margin-top: 100px; }
  .catalog-section-header { align-items: flex-start; flex-direction: column; gap: 20px; }
  .catalog-principles { grid-template-columns: 1fr; }
  .catalog-path-grid { grid-template-columns: 1fr; }
  .catalog-feature-panel { padding: 28px 24px; }
}