/**
 * INKQUILLS theme - Book Inventory
 * Blue: #001559 | Golden: #c5a246
 */
:root {
  --inkquills-blue: #001559;
  --inkquills-blue-light: #001a6b;
  --inkquills-gold: #c5a246;
  --inkquills-gold-light: #d4b85c;
  --inkquills-gold-gradient: linear-gradient(135deg, #d4b85c 0%, #c5a246 50%, #a68538 100%);
  --inkquills-black: #0a0a0a;
  --inkquills-black-soft: #141414;
  --inkquills-surface: #1a1a1a;
  --inkquills-border-dark: #2a2a2a;
  --inkquills-text-on-dark: #e8e8e8;
  --inkquills-text-muted: #b0b0b0;
  --inkquills-primary: var(--inkquills-blue);
  --inkquills-accent: var(--inkquills-gold);
}
.sidebar-inkquills {
  background: #fafafa;
  border-right: 1px solid #e8e8e8;
  min-height: 100vh;
}
.sidebar-inkquills .nav-link {
  color: #333;
  transition: color 0.15s, background 0.15s;
}
.sidebar-inkquills .nav-link:hover {
  color: var(--inkquills-blue);
  background: rgba(0, 21, 89, 0.06);
}
.sidebar-inkquills .nav-link.active {
  color: var(--inkquills-blue);
  background: rgba(197, 162, 70, 0.12);
  border-left: 3px solid var(--inkquills-gold);
  font-weight: 600;
}
.sidebar-inkquills .brand-name { color: var(--inkquills-blue); font-family: Georgia, serif; }
.sidebar-inkquills .nav-section-label {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #888;
  padding: 0.5rem 0.85rem 0.35rem;
  margin-top: 0.5rem;
}
.btn-inkquills-primary { background: var(--inkquills-blue); border-color: var(--inkquills-blue); color: #fff; }
.btn-inkquills-primary:hover { background: var(--inkquills-blue-light); color: #fff; }
.btn-inkquills-accent { background: var(--inkquills-gold-gradient); border: none; color: #0a0a0a; }
.body-inkquills { background: #f5f5f5; }
.card-inkquills { border-color: var(--inkquills-border-dark); }