/**
 * PharmEtrade — Footer Styles
 */

.footer {
  background: var(--color-navy-dark);
  padding-top: var(--space-3xl);
  border-top: 1px solid rgba(255,255,255,0.06);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
  padding-bottom: var(--space-2xl);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

/* Brand / Logo */
.footer__logo {
  display: inline-flex;
  text-decoration: none;
  line-height: 1;
  margin-bottom: var(--space-sm);
}

.footer__logo .pharmetrade-logo {
  height: 28px;
  width: auto;
  display: block;
  overflow: visible;
}

.footer__brand-tagline {
  font-size: 14px;
  color: rgba(255,255,255,0.48);
  line-height: var(--leading-base);
  margin: var(--space-md) 0 var(--space-xl);
  max-width: 280px;
}

.footer__socials {
  display: flex;
  gap: var(--space-sm);
}

.footer__social-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255,255,255,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.5);
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
  text-decoration: none;
}

.footer__social-btn svg {
  width: 16px;
  height: 16px;
}

.footer__social-btn:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.3);
  color: #fff;
}

/* Columns */
.footer__col h4 {
  font-size: 13px;
  font-weight: var(--weight-semibold);
  color: rgba(255,255,255,0.9);
  letter-spacing: 0.01em;
  margin-bottom: var(--space-lg);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer__link {
  font-size: 13px;
  color: rgba(255,255,255,0.48);
  transition: color var(--transition-fast);
  text-decoration: none;
}

.footer__link:hover { color: rgba(255,255,255,0.9); }

/* Bottom bar */
.footer__bottom {
  padding: var(--space-xl) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.footer__legal-links {
  display: flex;
  gap: var(--space-xl);
  flex-wrap: wrap;
}

.footer__legal-link {
  font-size: 12px;
  color: rgba(255,255,255,0.38);
  transition: color var(--transition-fast);
  text-decoration: none;
}

.footer__legal-link:hover { color: rgba(255,255,255,0.7); }

.footer__copy {
  font-size: 12px;
  color: rgba(255,255,255,0.3);
}

/* Newsletter strip */
.footer__newsletter {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  margin-bottom: var(--space-2xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xl);
}

.footer__newsletter-text h3 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: #fff;
  margin-bottom: var(--space-1);
}

.footer__newsletter-text p {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.5);
}

.footer__newsletter-form {
  display: flex;
  gap: var(--space-sm);
  min-width: 340px;
}

.footer__newsletter-input {
  flex: 1;
  height: 44px;
  padding: 0 var(--space-4);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-md);
  color: #fff;
  font-size: 14px;
  font-family: var(--font-body);
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.footer__newsletter-input::placeholder { color: rgba(255,255,255,0.35); }

.footer__newsletter-input:focus {
  outline: none;
  border-color: var(--color-green);
  background: rgba(255,255,255,0.08);
}

/* ── Responsive ───────────────────────────────────── */
@media (max-width: 1024px) {
  .footer__grid { grid-template-columns: 1fr 1fr; gap: var(--space-2xl); }
  .footer__newsletter { flex-direction: column; align-items: flex-start; }
  .footer__newsletter-form { min-width: 0; width: 100%; }
}

@media (max-width: 768px) {
  .footer__grid { grid-template-columns: 1fr; gap: var(--space-xl); }
  .footer__bottom { flex-direction: column; text-align: center; }
  .footer__legal-links { flex-wrap: wrap; justify-content: center; gap: var(--space-md); }
}