/* ==========================================================================
   YOUSFUL STUDIO — FOOTER & NEWSLETTER
   ========================================================================== */

.site-footer {
  background: #05070a;
  border-top: 1px solid var(--border-subtle);
  padding: 5rem 0 3rem;
  margin-top: 6rem;
  position: relative;
  z-index: 10;
}

.footer-top, .footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3.5rem;
  margin-bottom: 4rem;
}

.footer-brand, .footer-col-brand {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-desc, .footer-tagline {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 320px;
}

.footer-social-row {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-top: 0.5rem;
}

.footer-social-btn {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.footer-social-btn:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.12);
}

.footer-social-btn svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.footer-col-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.footer-nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-nav a {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer-nav a:hover {
  color: var(--text-primary);
}

/* Newsletter Box */
.footer-newsletter-box {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.newsletter-form {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.newsletter-input {
  flex: 1;
  padding: 0.75rem 1.25rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-pill);
  font-size: 0.875rem;
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.newsletter-input:focus {
  outline: none;
  border-color: #ffffff;
  background: rgba(255, 255, 255, 0.08);
}

/* Footer Bottom Bar */
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.875rem;
  color: var(--text-muted);
}

.social-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.social-link {
  color: var(--text-muted);
  transition: color var(--transition-fast), transform var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.social-link:hover {
  color: var(--text-primary);
  transform: translateY(-2px);
}

.social-link svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

@media (max-width: 900px) {
  .footer-top, .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 600px) {
  .footer-top, .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }
}