/* ============================================================
   LIBRARY PAGE STYLES
   Uses the same design tokens defined in style.css (:root)
   ============================================================ */

.library-hero {
  padding: 100px 0 40px;
  text-align: center;
  background:
    radial-gradient(circle at 15% 30%, rgba(59, 130, 246, 0.06) 0%, transparent 50%),
    radial-gradient(circle at 85% 20%, rgba(59, 130, 246, 0.08) 0%, transparent 50%);
  border-bottom: 1px solid var(--border);
}

.library-hero h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
  font-size: 40px;
  margin: 14px 0 16px;
}

.library-filter {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 28px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--ink);
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.filter-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.filter-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #f1f5f9;
}

.library-grid-section {
  background: var(--surface);
  padding-top: 60px;
}

.library-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 22px;
}

.library-card {
  background: #1a2332;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  padding: 26px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.06);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.library-card:hover {
  transform: translateY(-3px);
  border-color: var(--primary);
  box-shadow: var(--glow);
}

.library-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.library-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.library-badge i { width: 14px; height: 14px; }

.library-badge-free {
  background: rgba(34, 197, 94, 0.12);
  color: #86efac;
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.library-badge-premium {
  background: rgba(59, 130, 246, 0.12);
  color: #93c5fd;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.library-card h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px;
}

.library-card p {
  color: var(--muted);
  font-size: 14px;
  flex-grow: 1;
}

.library-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 6px;
}

.library-tag {
  font-size: 12px;
  color: var(--muted);
  background: var(--bg-muted);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: 999px;
}

.library-card-btn {
  justify-content: center;
  width: 100%;
}

.library-cta {
  background: var(--bg);
  border-top: 1px solid var(--border);
}

.library-cta-card {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}

/* Mobile */
@media (max-width: 768px) {
  .library-hero { padding: 70px 0 32px; }
  .library-hero h1 { font-size: 28px; }
  .library-grid-section { padding-top: 40px; }
}