/* ============================================
   OMAR PORTFOLIO - FOOTER STYLES
   ============================================ */

.footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-light);
  padding: var(--space-16) 0 var(--space-8);
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gradient-primary);
  opacity: 0.5;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

/* Brand column */
.footer__brand {}

.footer__logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  text-decoration: none;
}

.footer__logo-mark {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: white;
}

.footer__logo-name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--text-primary);
}

[lang="ar"] .footer__logo-name {
  font-family: var(--font-arabic);
}

.footer__tagline {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-6);
  max-width: 280px;
}

[lang="ar"] .footer__tagline {
  font-family: var(--font-arabic);
}

.footer__socials {
  display: flex;
  gap: var(--space-2);
}

.footer__social-link {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: all var(--transition-base);
  font-size: var(--text-sm);
}

.footer__social-link:hover {
  background: var(--accent-blue);
  border-color: var(--accent-blue);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-accent);
}

/* Column headers */
.footer__col-title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: var(--space-5);
}

[lang="ar"] .footer__col-title {
  font-family: var(--font-arabic);
  text-transform: none;
  letter-spacing: 0;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__link {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

[lang="ar"] .footer__link {
  font-family: var(--font-arabic);
}

.footer__link:hover {
  color: var(--accent-blue);
}

.footer__link::before {
  content: '';
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--border-medium);
  flex-shrink: 0;
  transition: background var(--transition-fast);
}

[lang="ar"] .footer__link::before {
  order: 1;
}

.footer__link:hover::before {
  background: var(--accent-blue);
}

/* Contact column */
.footer__contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-bottom: var(--space-3);
  transition: color var(--transition-fast);
}

[lang="ar"] .footer__contact-item {
  font-family: var(--font-arabic);
}

.footer__contact-item:hover {
  color: var(--text-primary);
}

.footer__contact-icon {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--accent-blue);
  font-size: var(--text-sm);
}

/* Bottom bar */
.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-8);
  border-top: 1px solid var(--border-light);
  gap: var(--space-4);
  flex-wrap: wrap;
}

.footer__copyright {
  font-size: var(--text-xs);
  color: var(--text-muted);
}

[lang="ar"] .footer__copyright {
  font-family: var(--font-arabic);
}

.footer__built {
  font-size: var(--text-xs);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.footer__built span {
  color: var(--accent-blue);
  font-weight: 600;
}

/* Floating WhatsApp */
.whatsapp-float {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: var(--z-overlay);
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-2);
}

[lang="ar"] .whatsapp-float {
  right: auto;
  left: var(--space-6);
  align-items: flex-start;
}

.whatsapp-float__btn {
  width: 58px;
  height: 58px;
  border-radius: var(--radius-full);
  background: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: all var(--transition-spring);
  text-decoration: none;
  animation: pulse-glow 3s infinite;
}

.whatsapp-float__btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.5);
}

.whatsapp-float__tooltip {
  background: var(--bg-surface);
  color: var(--text-primary);
  font-size: var(--text-xs);
  font-weight: 600;
  padding: 6px 12px;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-light);
  opacity: 0;
  transform: translateX(8px);
  transition: all var(--transition-base);
  white-space: nowrap;
  pointer-events: none;
}

[lang="ar"] .whatsapp-float__tooltip {
  font-family: var(--font-arabic);
  transform: translateX(-8px);
}

.whatsapp-float:hover .whatsapp-float__tooltip {
  opacity: 1;
  transform: translateX(0);
}

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
}

@media (max-width: 640px) {
  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }
  .whatsapp-float {
    bottom: var(--space-4);
    right: var(--space-4);
  }
  [lang="ar"] .whatsapp-float {
    right: auto;
    left: var(--space-4);
  }
}