/* ========================================
   FOOTER STYLES
   BookPulseZone - Literary E-commerce
   ======================================== */

/* Footer Layout */
.site-footer {
  background-color: var(--color-primary);
  color: var(--color-neutral-200);
  padding: var(--space-16) 0 var(--space-6);
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 2fr 1.5fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

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

@media (max-width: 640px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
}

/* Brand Column */
.footer-logo {
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-background);
  text-decoration: none;
  display: inline-block;
  margin-bottom: var(--space-4);
  transition: opacity var(--transition-fast);
}

.footer-logo:hover {
  opacity: 0.8;
}

.footer-tagline {
  font-size: var(--text-base);
  color: var(--color-neutral-300);
  line-height: var(--line-height-relaxed);
  max-width: 30ch;
  margin: 0;
}

/* Navigation Columns */
.footer-nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

@media (max-width: 640px) {
  .footer-nav {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
}

.footer-heading {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-background);
  margin-bottom: var(--space-4);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin: 0;
  padding: 0;
}

.footer-links a {
  color: var(--color-neutral-300);
  text-decoration: none;
  font-size: var(--text-base);
  transition: color var(--transition-fast);
  display: inline-block;
}

.footer-links a:hover {
  color: var(--color-background);
}

/* Newsletter */
.footer-newsletter .footer-text {
  color: var(--color-neutral-300);
  margin-bottom: var(--space-4);
  font-size: var(--text-base);
}

.newsletter-form .form-group {
  display: flex;
  gap: var(--space-2);
}

.newsletter-form .input {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  color: var(--color-background);
  flex: 1;
}

.newsletter-form .input::placeholder {
  color: var(--color-neutral-400);
}

.newsletter-form .input:focus {
  border-color: var(--color-secondary);
  background-color: rgba(255, 255, 255, 0.15);
  box-shadow: 0 0 0 3px rgba(196, 181, 160, 0.2);
}

.newsletter-form .btn-primary {
  background-color: var(--color-secondary);
  color: var(--color-primary);
  border-color: var(--color-secondary);
}

.newsletter-form .btn-primary:hover {
  background-color: var(--color-secondary-light);
  border-color: var(--color-secondary-light);
}

/* Footer Bottom */
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-6);
  text-align: center;
}

.copyright {
  font-size: var(--text-sm);
  color: var(--color-neutral-400);
  margin: 0;
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-secondary-light);
  box-shadow: var(--shadow-xl);
  z-index: 600;
  padding: var(--space-6) 0;
  transform: translateY(0);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.cookie-banner[hidden] {
  display: block;
  transform: translateY(100%);
  opacity: 0;
  pointer-events: none;
}

.cookie-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}

.cookie-content {
  flex: 1;
}

.cookie-heading {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  color: var(--color-text);
  margin-bottom: var(--space-2);
  font-weight: 600;
}

.cookie-text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin: 0;
  line-height: var(--line-height-normal);
  max-width: 90ch;
}

.cookie-actions {
  display: flex;
  gap: var(--space-3);
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .cookie-container {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-4);
  }
  
  .cookie-actions {
    justify-content: stretch;
  }
  
  .cookie-actions .btn {
    flex: 1;
  }
}

/* Focus styles for footer */
.site-footer a:focus-visible,
.cookie-banner button:focus-visible {
  outline: 2px solid var(--color-secondary);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}