/* =====================================================================
   Unbuilt Lab — Unified site footer
   2026-05-06
   ===================================================================== */

.ul-footer {
  background: #08080d;
  border-top: 1px solid rgba(99, 102, 241, 0.10);
  padding: 64px 0 28px;
  font-family: 'DM Sans', -apple-system, sans-serif;
  color: var(--ul-nav-text-secondary, #9a9ab0);
}
.ul-footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.ul-footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.ul-footer-brand .nav-logo {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: 'Inter', sans-serif; font-size: 1.35rem; font-weight: 700;
  letter-spacing: -0.02em; color: var(--ul-nav-text-primary, #f0f0f5);
  text-decoration: none; margin-bottom: 16px;
}
.ul-footer-brand .nav-logo img { width: 36px; height: 36px; border-radius: 8px; }
.ul-footer-brand p {
  font-size: 0.92rem; line-height: 1.6; color: var(--ul-nav-text-secondary, #9a9ab0);
  max-width: 380px; margin: 0 0 16px;
}
.ul-footer-contact {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.9rem; color: var(--ul-nav-text-secondary, #9a9ab0);
  text-decoration: none;
  transition: color 0.2s;
}
.ul-footer-contact:hover { color: var(--ul-nav-text-primary, #f0f0f5); }

.ul-footer-col h4 {
  font-size: 0.82rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--ul-nav-text-primary, #f0f0f5);
  margin: 0 0 16px;
}
.ul-footer-col a {
  display: block;
  font-size: 0.9rem; color: var(--ul-nav-text-secondary, #9a9ab0);
  text-decoration: none;
  padding: 6px 0;
  transition: color 0.2s;
}
.ul-footer-col a:hover { color: var(--ul-nav-text-primary, #f0f0f5); }

.ul-footer-bottom {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 12px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 0.85rem; color: var(--ul-nav-text-secondary, #9a9ab0);
}
.ul-footer-bottom a {
  color: var(--ul-nav-text-secondary, #9a9ab0);
  text-decoration: none; transition: color 0.2s;
}
.ul-footer-bottom a:hover { color: var(--ul-nav-text-primary, #f0f0f5); }
.ul-footer-meta { display: inline-flex; align-items: center; gap: 8px; }
.ul-footer-meta .sep { opacity: 0.5; }

@media (max-width: 880px) {
  .ul-footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
  .ul-footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 480px) {
  .ul-footer-top { grid-template-columns: 1fr; gap: 32px; }
  .ul-footer { padding: 48px 0 24px; }
}