/**
 * Footer CSS - Pied de page moderne
 * Pas de la Case Refonte 2026
 */

/* ============================================
   FOOTER PRINCIPAL
   ============================================ */

.footer {
  background-color: var(--color-gray-900);
  color: var(--color-gray-300);
  padding-top: var(--space-16);
}

.footer a {
  color: var(--color-gray-300);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer a:hover {
  color: var(--color-white);
  text-decoration: none;
}

/* ============================================
   FOOTER TOP (CTA Newsletter)
   ============================================ */

.footer__top {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  border-radius: var(--radius-2xl);
  padding: var(--space-10) var(--space-8);
  margin-bottom: var(--space-12);
  text-align: center;
  color: var(--color-white);
}

.footer__top-title {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  margin-bottom: var(--space-2);
  color: var(--color-white);
}

.footer__top-text {
  font-size: var(--text-base);
  opacity: 0.9;
  margin-bottom: var(--space-6);
}

.footer__newsletter {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: 500px;
  margin: 0 auto;
}

@media (min-width: 40em) {
  .footer__newsletter {
    flex-direction: row;
  }
}

.footer__newsletter-input {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  border: none;
  border-radius: var(--radius-lg);
  background-color: rgba(255, 255, 255, 0.15);
  color: var(--color-white);
}

.footer__newsletter-input::placeholder {
  color: rgba(255, 255, 255, 0.7);
}

.footer__newsletter-input:focus {
  outline: none;
  background-color: rgba(255, 255, 255, 0.25);
}

.footer__newsletter-btn {
  padding: var(--space-3) var(--space-6);
  font-weight: var(--font-semibold);
  background-color: var(--color-white);
  color: var(--color-primary);
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.footer__newsletter-btn:hover {
  background-color: var(--color-gray-100);
  transform: translateY(-2px);
}

/* ============================================
   FOOTER MAIN (colonnes)
   ============================================ */

.footer__main {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  padding-bottom: var(--space-12);
}

@media (min-width: 40em) {
  .footer__main {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 64em) {
  .footer__main {
    grid-template-columns: 2fr repeat(4, 1fr);
  }
}

/* Colonne About */
.footer__about {
  max-width: 300px;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.footer__logo-img {
  height: 40px;
  width: auto;
  filter: brightness(0) invert(1);
}

.footer__logo-text {
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  color: var(--color-white);
}

.footer__about-text {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
}

.footer__social {
  display: flex;
  gap: var(--space-3);
}

.footer__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  font-size: 1.25rem;
  transition: all var(--transition-fast);
}

.footer__social-link:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-3px);
}

/* Colonnes de liens */
.footer__column h4 {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--color-white);
  margin-bottom: var(--space-5);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer__links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer__links li {
  margin-bottom: var(--space-3);
}

.footer__links a {
  font-size: var(--text-sm);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.footer__links a::before {
  content: '→';
  opacity: 0;
  transform: translateX(-5px);
  transition: all var(--transition-fast);
}

.footer__links a:hover::before {
  opacity: 1;
  transform: translateX(0);
}

/* ============================================
   FOOTER BOTTOM (copyright)
   ============================================ */

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--space-6) 0;
}

.footer__bottom-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  text-align: center;
}

@media (min-width: 48em) {
  .footer__bottom-content {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer__copyright {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
}

.footer__legal {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-4);
}

@media (min-width: 48em) {
  .footer__legal {
    justify-content: flex-end;
  }
}

.footer__legal a {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
}

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

/* ============================================
   INFOS PRATIQUES FOOTER
   ============================================ */

.footer__info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-8);
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__info-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.footer__info-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  font-size: 1.25rem;
}

.footer__info-text {
  flex: 1;
}

.footer__info-label {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-gray-500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-1);
}

.footer__info-value {
  font-size: var(--text-sm);
  color: var(--color-white);
  font-weight: var(--font-medium);
}

/* ============================================
   WIDGETS FOOTER
   ============================================ */

/* Widget route ouverte/fermée */
.footer__route-status {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background-color: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  margin-top: var(--space-4);
}

.footer__route-status--open {
  border-left: 3px solid var(--color-success);
}

.footer__route-status--closed {
  border-left: 3px solid var(--color-error);
}

.footer__route-indicator {
  width: 12px;
  height: 12px;
  border-radius: var(--radius-full);
  animation: pulse-dot 2s infinite;
}

.footer__route-status--open .footer__route-indicator {
  background-color: var(--color-success);
}

.footer__route-status--closed .footer__route-indicator {
  background-color: var(--color-error);
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.footer__route-text {
  font-size: var(--text-sm);
}

.footer__route-text strong {
  color: var(--color-white);
}

/* Back to top */
.footer__back-to-top {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-primary);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-base);
  z-index: var(--z-fixed);
}

.footer__back-to-top--visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.footer__back-to-top:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-3px);
}