/* ========================================
   HEADER & NAVIGATION
   ======================================== */

.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--white);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  transition: box-shadow var(--transition-base);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-container,
.nav {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 1rem var(--container-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.header-logo,
.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  text-decoration: none;
}

.header-logo img {
  height: clamp(56px, 4vw, 78px); /* ✅ plus gros desktop, reste clean */
  width: auto;
  display: block;
}

@media (max-width: 768px) {
  .header-logo img {
    height: 52px; /* ✅ mobile: pas trop énorme */
  }
}

@media (max-width: 420px) {
  .header-logo img {
    height: 46px; /* ✅ petits écrans */
  }
}


.header-logo-text,
.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
}

.header-logo-text:hover,
.logo:hover .logo-text {
  color: var(--primary-light);
}

.header-nav {
  flex: 1;
  display: flex;
  justify-content: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-item {
  position: relative;
}

.nav-link {
  font-weight: 500;
  color: var(--text-primary);
  text-decoration: none;
  padding: 0.5rem 0;
  transition: color var(--transition-base);
  white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary);
  transition: width var(--transition-base);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-shrink: 0;
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background-color: var(--neutral-100);
  border-radius: var(--radius-full);
  padding: 0.25rem;
}

.lang-button {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  background: transparent;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  color: var(--text-secondary);
  transition: all var(--transition-base);
  font-family: var(--font-primary);
}

.lang-button:hover {
  background-color: var(--neutral-200);
  color: var(--text-primary);
}

.lang-button.active {
  background-color: var(--primary);
  color: var(--white);
}

.header-phone {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.5rem;
  background-color: var(--primary);
  color: var(--white);
  text-decoration: none;
  border-radius: var(--radius-md);
  font-weight: 600;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-md);
}

.header-phone:hover {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: var(--white);
}

.header-phone-icon {
  width: 1.5rem;
  height: 1.5rem;
}

.header-phone-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.125rem;
}

.header-phone-label {
  font-size: 0.75rem;
  opacity: 0.9;
}

.header-phone-number {
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1;
}

.mobile-menu-toggle,
.nav-toggle {
  display: none;
  background: none;
  border: none;
  padding: 0.5rem;
  cursor: pointer;
  color: var(--text-primary);
  position: relative;
  width: 2.5rem;
  height: 2.5rem;
}

.mobile-menu-toggle svg {
  width: 1.75rem;
  height: 1.75rem;
}

.nav-toggle span {
  display: block;
  width: 1.75rem;
  height: 2px;
  background-color: var(--text-primary);
  margin: 5px auto;
  transition: all 0.3s ease;
}

.nav-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 1024px) {
  .header-nav,
  .nav-menu {
    display: none;
  }

  .mobile-menu-toggle,
  .nav-toggle {
    display: block;
  }

  .header-nav.mobile-open,
  .nav-menu.mobile-open {
    display: block;
    position: fixed;
    top: 5rem;
    left: 0;
    right: 0;
    background-color: var(--white);
    box-shadow: var(--shadow-xl);
    padding: 2rem;
    animation: slideDown 0.3s ease-out;
    list-style: none;
    margin: 0;
  }

  .header-nav.mobile-open .nav-list,
  .nav-menu.mobile-open {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .header-nav.mobile-open .nav-link,
  .nav-menu.mobile-open a {
    display: block;
    padding: 1rem;
    border-bottom: 1px solid var(--neutral-200);
    text-decoration: none;
    color: var(--text-primary);
  }

  .header-nav.mobile-open .nav-link::after {
    display: none;
  }

  .nav-menu.mobile-open li {
    list-style: none;
    margin: 0;
    padding: 0;
  }

  .nav-menu.mobile-open a:hover {
    background-color: var(--neutral-100);
    color: var(--primary);
  }

  .nav-menu.mobile-open .lang-link {
    background-color: var(--primary);
    color: var(--white);
    text-align: center;
    border-radius: var(--radius-md);
    margin-top: 1rem;
  }

  .nav-menu.mobile-open .lang-link:hover {
    background-color: var(--primary-dark);
  }
}

@media (max-width: 768px) {
  .header-container {
    gap: 1rem;
  }

  .header-phone-text {
    display: none;
  }

  .header-phone {
    padding: 0.75rem;
    border-radius: var(--radius-full);
  }

  .lang-switch {
    order: -1;
  }
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}