/* ===========================
   footer.css — Footer 4 columnas
   =========================== */

.footer {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  padding-top: 4rem;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--border);
}

/* --- COL BRAND --- */
.footer__logo {
  width: 130px;
  height: auto;
  margin-bottom: 1.25rem;
  display: block;
}

.footer__tagline {
  font-size: 0.9rem;
  color: var(--text-2);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.footer__socials {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.footer__social-link {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-3);
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
}

.footer__social-link:hover { transform: translateY(-2px); }
.footer__social-link svg { width: 16px; height: 16px; }

.footer__social-link--ig:hover { background: rgba(228,64,95,0.15); color: #e4405f; border-color: rgba(228,64,95,0.3); }
.footer__social-link--li:hover { background: rgba(10,102,194,0.15); color: #0a66c2; border-color: rgba(10,102,194,0.3); }
.footer__social-link--fb:hover { background: rgba(24,119,242,0.15); color: #1877f2; border-color: rgba(24,119,242,0.3); }
.footer__social-link--wa:hover { background: rgba(37,211,102,0.15); color: #25d366; border-color: rgba(37,211,102,0.3); }

/* --- COLUMNAS LINKS --- */
.footer__col-title {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--text);
  margin-bottom: 1.25rem;
}

.footer__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer__links a {
  font-size: 0.875rem;
  color: var(--text-3);
  transition: color var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.footer__links a::before {
  content: '→';
  font-size: 0.75rem;
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity var(--transition), transform var(--transition);
}

.footer__links a:hover {
  color: var(--accent);
}

.footer__links a:hover::before {
  opacity: 1;
  transform: translateX(0);
}

/* Contacto en col 4 */
.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
}

.footer__contact-icon {
  width: 32px;
  height: 32px;
  min-width: 32px;
  border-radius: var(--radius-sm);
  background: rgba(0,212,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.footer__contact-icon svg { width: 15px; height: 15px; }

.footer__contact-label {
  font-size: 0.72rem;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 0.15rem;
}

.footer__contact-val {
  font-size: 0.875rem;
  color: var(--text-2);
  transition: color var(--transition);
}

.footer__contact-val:hover { color: var(--accent); }

/* --- BOTTOM BAR --- */
.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem 0;
  flex-wrap: wrap;
}

.footer__bottom p {
  font-size: 0.8rem;
  color: var(--text-3);
  margin: 0;
}

.footer__bottom-links {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8rem;
  color: var(--text-3);
}

.footer__bottom-links a {
  color: var(--text-3);
  transition: color var(--transition);
}

.footer__bottom-links a:hover { color: var(--accent); }

/* --- RESPONSIVE --- */
@media (max-width: 900px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
  .footer__col--brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 600px) {
  .footer__grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer__col--brand { grid-column: auto; }
  .footer__bottom { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
}