/* ==========================================================================
   Rodapé institucional — Kirimurê
   styles/components/footer.css
   ========================================================================== */

.site-footer {
  position: relative;
  z-index: 1;
  background:
    radial-gradient(ellipse 70% 60% at 15% 0%, rgba(0, 200, 196, 0.08) 0%, transparent 60%),
    linear-gradient(180deg, rgba(0, 18, 26, 0.92) 0%, #00070c 100%);
  border-top: 1px solid rgba(98, 220, 228, 0.16);
  color: var(--color-cream-muted);
}

.footer-container {
  width: 100%;
  max-width: var(--max-width-content);
  margin: 0 auto;
  padding: clamp(2.5rem, 6vw, 4rem) clamp(1.5rem, 4vw, 3.5rem) 1.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) repeat(3, minmax(0, 1fr));
  gap: clamp(2rem, 4vw, 3.5rem);
}

.footer-brand__link {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--color-cream);
  text-decoration: none;
}

.footer-brand__link:focus-visible {
  outline: 2px solid var(--color-aqua);
  outline-offset: 4px;
  border-radius: var(--radius-sm);
}

.footer-brand__link img {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  border: 1px solid rgba(98, 220, 228, 0.22);
  object-fit: cover;
}

.footer-brand__name {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.footer-brand__desc {
  max-width: 38ch;
  margin-top: 1rem;
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--color-cream-muted);
  text-wrap: pretty;
}

.footer-brand__note {
  max-width: 42ch;
  margin-top: 0.85rem;
  font-size: 0.78rem;
  line-height: 1.55;
  color: var(--color-cream-muted);
}

.footer-heading {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-aqua);
  margin-bottom: 1rem;
}

.footer-list {
  display: grid;
  gap: 0.6rem;
  list-style: none;
}

.footer-list a {
  color: var(--color-cream-soft);
  font-size: 0.88rem;
  line-height: 1.5;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-list a:hover {
  color: var(--color-cream);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer-list a:focus-visible {
  outline: 2px solid var(--color-aqua);
  outline-offset: 3px;
  border-radius: 2px;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
  margin-top: clamp(2rem, 4vw, 3rem);
  padding-top: 1.25rem;
  border-top: 1px solid rgba(98, 220, 228, 0.12);
  font-size: 0.76rem;
  line-height: 1.55;
  color: var(--color-cream-muted);
}

.footer-credits {
  text-align: right;
}

@media (max-width: 991px) {
  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 639px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-brand {
    grid-column: auto;
  }

  .footer-bottom {
    flex-direction: column;
  }

  .footer-credits {
    text-align: left;
  }
}