/* ============================================================
   SANIFOAM - Footer CSS
   ============================================================ */

.footer {
  background: var(--color-dark);
  color: rgba(255,255,255,0.8);
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
}

/* ---- Footer Üst Bölüm ---- */
.footer-top {
  padding: var(--spacing-3xl) 0 var(--spacing-2xl);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
}

/* Footer Logo & Hakkında */
.footer-brand {}

.footer-logo {
  display: inline-block;
  margin-bottom: 1.25rem;
}

.footer-logo img {
  height: 50px;
  width: auto;
  filter: brightness(0) invert(1);
  opacity: 0.9;
}

.footer-desc {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.8;
  margin-bottom: 1.5rem;
  max-width: 280px;
}

.footer-social {
  display: flex;
  gap: 0.6rem;
}

.footer-social-link {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.06);
  color: rgba(255,255,255,0.6);
  transition: all var(--transition-base);
  border: 1px solid rgba(255,255,255,0.08);
}

.footer-social-link:hover {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

/* Footer Menü Kolonları */
.footer-col-title {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-white);
  margin-bottom: 1.25rem;
  position: relative;
  padding-bottom: 0.75rem;
}

.footer-col-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  transition: all var(--transition-fast);
  padding: 0.2rem 0;
}

.footer-link::before {
  content: '';
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-primary);
  flex-shrink: 0;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.footer-link:hover {
  color: var(--color-white);
  padding-left: 0.5rem;
}

.footer-link:hover::before {
  opacity: 1;
}

/* Footer İletişim */
.footer-contact-items {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.5;
}

.footer-contact-item svg {
  width: 16px;
  height: 16px;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-contact-item a {
  color: rgba(255,255,255,0.6);
  transition: color var(--transition-fast);
}

.footer-contact-item a:hover {
  color: var(--color-primary);
}

/* ---- Footer Sertifikalar ---- */
.footer-certs {
  padding: 1.5rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-certs-inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer-certs-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  white-space: nowrap;
}

.footer-cert-badges {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.footer-cert-badge {
  padding: 0.35rem 0.85rem;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  color: rgba(255,255,255,0.7);
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.footer-cert-badge:hover {
  background: rgba(11, 143, 201, 0.3);
  border-color: var(--color-primary);
  color: var(--color-white);
}

/* ---- Footer Alt Bölüm ---- */
.footer-bottom {
  padding: 1.25rem 0;
}

.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-copyright {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
}

.footer-copyright span {
  color: var(--color-primary);
}

.footer-legal {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.footer-legal a {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
  transition: color var(--transition-fast);
}

.footer-legal a:hover {
  color: var(--color-white);
}

.footer-legal-sep {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
}

/* ---- Responsive Footer ---- */
@media (max-width: 1100px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-top {
    padding: var(--spacing-2xl) 0;
  }

  .footer-desc {
    max-width: 100%;
  }

  .footer-bottom-inner {
    flex-direction: column;
    text-align: center;
    gap: 0.75rem;
  }

  .footer-legal {
    justify-content: center;
  }
}