/**
 * INVENTIONS.CSS - Inventive Corpus section styling
 * ==================================================
 * Styles for Leonardo's inventions deep-dive
 * Extends the pattern established by renaissance.css
 */

/* ── Explore Section ────────────────────────────── */
.inventions-explore {
  margin-top: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.inventions-explore > h2 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  color: var(--color-text-primary);
  text-align: center;
  margin-bottom: var(--space-sm);
}

/* ── Codex Badge (manuscript source reference) ──── */
.codex-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  background-color: rgba(212, 175, 55, 0.08);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: 2rem;
  padding: 0.25rem 0.75rem;
  font-family: var(--font-ui);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent-primary);
}

.codex-badge .codex-icon {
  font-size: 0.85rem;
}

/* ── Invention Card (device/machine highlight) ──── */
.invention-card {
  background-color: var(--color-surface-elevated);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--border-radius);
  padding: var(--space-xl);
  margin: var(--space-xl) 0;
  position: relative;
}

.invention-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent-primary), rgba(212, 175, 55, 0.2));
  border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.invention-card .invention-name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--color-text-primary);
  margin-bottom: var(--space-xs);
}

.invention-card .invention-date {
  font-family: var(--font-ui);
  font-size: 0.72rem;
  color: var(--color-accent-primary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-xs);
}

.invention-card .invention-status {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.15rem 0.6rem;
  border-radius: 1rem;
  margin-bottom: var(--space-md);
}

.invention-status.status-proven {
  background: rgba(76, 175, 80, 0.12);
  color: #4caf50;
  border: 1px solid rgba(76, 175, 80, 0.25);
}

.invention-status.status-feasible {
  background: rgba(212, 175, 55, 0.1);
  color: var(--color-accent-primary);
  border: 1px solid rgba(212, 175, 55, 0.25);
}

.invention-status.status-conceptual {
  background: rgba(100, 149, 237, 0.1);
  color: #6495ed;
  border: 1px solid rgba(100, 149, 237, 0.25);
}

.invention-card p {
  font-size: 0.92rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ── Spec Table (invention specifications) ────── */
.spec-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-lg) 0;
  font-size: 0.88rem;
}

.spec-table th {
  font-family: var(--font-ui);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent-primary);
  text-align: left;
  padding: var(--space-sm) var(--space-md);
  border-bottom: 2px solid var(--color-border-subtle);
}

.spec-table td {
  font-family: var(--font-body);
  color: var(--color-text-secondary);
  padding: var(--space-sm) var(--space-md);
  border-bottom: 1px solid var(--color-border-subtle);
  line-height: 1.5;
}

.spec-table tr:last-child td {
  border-bottom: none;
}

/* ── Category Divider (section within a page) ──── */
.category-divider {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin: var(--space-2xl) 0 var(--space-xl);
}

.category-divider .divider-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.category-divider .divider-line {
  flex: 1;
  height: 1px;
  background: var(--color-border-subtle);
}

.category-divider h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--color-text-primary);
  white-space: nowrap;
  margin: 0;
}

/* ── Responsive ─────────────────────────────────── */
@media (max-width: 768px) {
  .spec-table {
    font-size: 0.82rem;
  }

  .spec-table th,
  .spec-table td {
    padding: var(--space-xs) var(--space-sm);
  }
}

@media (max-width: 480px) {
  .invention-card {
    padding: var(--space-lg);
  }
}