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

/* ---- TOP BAR (Barre supérieure) ---- */

.top-bar {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: var(--spacing-2) 0;
  font-size: var(--font-size-xs);
}

.top-bar-inner {
  width: min(1880px, calc(100% - var(--spacing-5)));
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-4);
}

.top-bar span {
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: var(--font-weight-semibold);
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
}

/* ---- NAVBAR PRINCIPALE ---- */

.navbar {
  position: relative;
  z-index: 6400;
  background: white;
  border-bottom: 1px solid var(--color-neutral-200);
  box-shadow: var(--shadow-sm);
  padding: var(--spacing-3) 0;
}

.navbar.sticky {
  position: sticky;
  top: 0;
  z-index: 6400;
}

.nav-container {
  width: min(1880px, calc(100% - var(--spacing-5)));
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-6);
  min-height: 70px;
}

/* ---- LOGO & BRAND ---- */

.brand-block {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  flex-shrink: 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  text-decoration: none;
  color: var(--color-primary);
  transition: opacity var(--transition-base);
}

.logo:hover {
  opacity: 0.8;
}

.logo-mark {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-extrabold);
  box-shadow: 0 4px 12px rgba(220, 38, 38, 0.2);
  flex-shrink: 0;
}

.logo-title {
  font-size: clamp(18px, 2.5vw, 24px);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin: 0;
  white-space: nowrap;
}

.logo-subtitle {
  font-size: var(--font-size-xs);
  color: var(--color-neutral-500);
  margin: 0;
  display: none;
}

/* ---- LIENS DE NAVIGATION ---- */

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-1);
  flex: 1;
  justify-content: center;
}

.nav-links a {
  padding: var(--spacing-2) var(--spacing-4);
  border-radius: var(--radius-lg);
  color: var(--color-primary);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
  text-decoration: none;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.nav-links a:hover {
  background: var(--color-neutral-100);
  color: var(--color-accent);
}

.nav-links a.is-active {
  background: var(--color-accent-light);
  color: var(--color-accent);
  font-weight: var(--font-weight-semibold);
}

/* ---- ACTIONS DE NAVIGATION ---- */

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  flex-shrink: 0;
}

.nav-utility-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
}

.nav-utility-links a {
  padding: var(--spacing-2) var(--spacing-3);
  border-radius: var(--radius-lg);
  color: var(--color-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.nav-utility-links a:hover {
  background: var(--color-neutral-100);
  color: var(--color-accent);
}

.nav-community-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
}

.nav-community-link span:first-child {
  font-size: var(--font-size-lg);
}

/* ---- RECHERCHE SUPÉRIEURE ---- */

.top-search {
  position: relative;
}

.top-search-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-lg);
  background: var(--color-neutral-100);
  color: var(--color-primary);
  border: none;
  cursor: pointer;
  font-size: var(--font-size-lg);
  transition: all var(--transition-base);
}

.top-search-toggle:hover {
  background: var(--color-accent-light);
  color: var(--color-accent);
}

.top-search-panel {
  position: absolute;
  top: calc(100% + var(--spacing-2));
  right: 0;
  width: min(360px, calc(100vw - var(--spacing-4)));
  background: white;
  border: 1px solid var(--color-neutral-200);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  padding: var(--spacing-4);
  z-index: 6500;
}

.top-search-form {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  margin-bottom: var(--spacing-3);
}

.top-search-icon {
  font-size: var(--font-size-lg);
  color: var(--color-neutral-400);
  flex-shrink: 0;
}

.top-search-input {
  flex: 1;
  padding: var(--spacing-2) var(--spacing-3);
  border: 1px solid var(--color-neutral-300);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
}

.top-search-input:focus {
  outline: none;
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.top-search-submit {
  padding: var(--spacing-2) var(--spacing-4);
  background: var(--color-accent);
  color: white;
  border: none;
  border-radius: var(--radius-lg);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all var(--transition-base);
}

.top-search-submit:hover {
  background: var(--color-accent-dark);
}

.top-search-note {
  color: var(--color-neutral-500);
  font-size: var(--font-size-xs);
  line-height: var(--line-height-normal);
}

/* ---- MENU MOBILE ---- */

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: none;
  border-radius: var(--radius-lg);
  background: var(--color-neutral-100);
  color: var(--color-primary);
  font-size: var(--font-size-2xl);
  cursor: pointer;
  transition: all var(--transition-base);
  flex-shrink: 0;
}

.menu-toggle:hover {
  background: var(--color-accent-light);
  color: var(--color-accent);
}

.mobile-menu {
  display: none;
}

.mobile-menu-panel {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: white;
  z-index: 6300;
  overflow-y: auto;
  padding: var(--spacing-6) var(--spacing-4);
  display: grid;
  gap: var(--spacing-6);
}

.mobile-menu-featured {
  display: grid;
  gap: var(--spacing-3);
}

.mobile-menu-featured-link {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2);
  padding: var(--spacing-4);
  background: var(--color-neutral-50);
  border-radius: var(--radius-xl);
  text-decoration: none;
  color: var(--color-primary);
  transition: all var(--transition-base);
}

.mobile-menu-featured-link:hover {
  background: var(--color-accent-light);
  color: var(--color-accent);
}

.mobile-menu-featured-kicker {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  color: var(--color-neutral-500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.mobile-menu-featured-title-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
}

.mobile-menu-featured-icon {
  font-size: var(--font-size-2xl);
}

.mobile-menu-featured-title {
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-lg);
}

.mobile-menu-featured-text {
  font-size: var(--font-size-sm);
  color: var(--color-neutral-500);
}

.mobile-menu-section {
  display: grid;
  gap: var(--spacing-2);
}

.mobile-menu-section-title {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  color: var(--color-neutral-500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: var(--spacing-2) var(--spacing-3);
}

.mobile-menu-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  padding: var(--spacing-3) var(--spacing-4);
  border-radius: var(--radius-lg);
  background: var(--color-neutral-50);
  color: var(--color-primary);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-base);
}

.mobile-menu-link:hover {
  background: var(--color-accent-light);
  color: var(--color-accent);
}

.mobile-menu-link-icon {
  font-size: var(--font-size-lg);
  flex-shrink: 0;
}

/* ---- LANGUE (Language Switcher) ---- */

.lang-switcher-toggle {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-2) var(--spacing-3);
  border-radius: var(--radius-lg);
  background: var(--color-neutral-100);
  color: var(--color-primary);
  border: none;
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.lang-switcher-toggle:hover {
  background: var(--color-accent-light);
  color: var(--color-accent);
}

.lang-switcher-icon {
  font-size: var(--font-size-lg);
}

.lang-switcher-label {
  display: inline;
}

.lang-switcher-caret {
  font-size: var(--font-size-sm);
}

.lang-switcher-panel {
  position: absolute;
  top: calc(100% + var(--spacing-2));
  right: 0;
  background: white;
  border: 1px solid var(--color-neutral-200);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  padding: var(--spacing-2);
  z-index: 6500;
  min-width: 140px;
}

.lang-switcher-link {
  display: block;
  padding: var(--spacing-2) var(--spacing-3);
  border-radius: var(--radius-lg);
  color: var(--color-primary);
  text-decoration: none;
  font-size: var(--font-size-sm);
  transition: all var(--transition-base);
}

.lang-switcher-link:hover,
.lang-switcher-link.is-active {
  background: var(--color-accent-light);
  color: var(--color-accent);
  font-weight: var(--font-weight-semibold);
}

/* ============================================
   RESPONSIVE - TABLET (768px)
   ============================================ */

@media (max-width: 1180px) {
  .nav-links {
    display: none;
  }
  
  .nav-container {
    gap: var(--spacing-4);
  }
}

@media (max-width: 768px) {
  .top-bar {
    display: none;
  }
  
  .navbar {
    padding: var(--spacing-2) 0;
  }
  
  .nav-container {
    width: calc(100% - var(--spacing-4));
    min-height: 64px;
    gap: var(--spacing-3);
  }
  
  .logo-title {
    font-size: 20px;
  }
  
  .logo-mark {
    width: 40px;
    height: 40px;
    font-size: var(--font-size-base);
  }
  
  .nav-links {
    display: none;
  }
  
  .nav-utility-links {
    display: none;
  }
  
  .menu-toggle {
    display: flex;
  }
  
  .mobile-menu {
    display: block;
  }
  
  .mobile-menu[open] .menu-toggle {
    background: var(--color-accent-light);
    color: var(--color-accent);
  }
  
  .top-search-panel {
    width: min(320px, calc(100vw - var(--spacing-4)));
    right: -var(--spacing-2);
  }
}

/* ============================================
   RESPONSIVE - MOBILE (480px)
   ============================================ */

@media (max-width: 480px) {
  .nav-container {
    width: calc(100% - var(--spacing-3));
    min-height: 60px;
  }
  
  .logo-title {
    font-size: 18px;
  }
  
  .logo-mark {
    width: 38px;
    height: 38px;
    font-size: 14px;
  }
  
  .brand-block {
    gap: var(--spacing-2);
  }
  
  .menu-toggle {
    width: 40px;
    height: 40px;
    font-size: 20px;
  }
  
  .top-search-panel {
    width: min(280px, calc(100vw - var(--spacing-3)));
  }
  
  .mobile-menu-panel {
    padding: var(--spacing-4) var(--spacing-3);
    gap: var(--spacing-4);
  }
}

/* ============================================
   COMMUNITY SHELL (Navigation Communauté)
   ============================================ */

.navbar-community-shell {
  background: linear-gradient(135deg, #0a66c2 0%, #0854a0 100%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-container-community-shell {
  display: flex;
  align-items: center;
  gap: var(--spacing-4);
  flex-wrap: wrap;
  padding: var(--spacing-3) 0;
}

.community-shell-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  flex-shrink: 0;
}

.community-shell-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-4);
  flex: 1;
  overflow-x: auto;
  padding-bottom: var(--spacing-2);
}

.community-shell-search {
  flex: 1;
  max-width: 300px;
}

.community-shell-search-form {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  background: rgba(255, 255, 255, 0.15);
  padding: var(--spacing-2) var(--spacing-3);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.community-shell-search-icon {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--font-size-lg);
}

.community-shell-search-input {
  flex: 1;
  background: transparent;
  border: none;
  color: white;
  font-size: var(--font-size-sm);
}

.community-shell-search-input::placeholder {
  color: rgba(255, 255, 255, 0.6);
}

.community-shell-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-2) var(--spacing-3);
  border-radius: var(--radius-lg);
  color: white;
  text-decoration: none;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-base);
  white-space: nowrap;
}

.community-shell-link:hover {
  background: rgba(255, 255, 255, 0.15);
}

.community-shell-icon {
  font-size: var(--font-size-lg);
}

.community-shell-label {
  display: inline;
}

.community-shell-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-sm);
  overflow: hidden;
  flex-shrink: 0;
}

.community-shell-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.community-shell-dropdown {
  position: relative;
}

.community-shell-dropdown > summary {
  list-style: none;
  cursor: pointer;
}

.community-shell-dropdown > summary::-webkit-details-marker {
  display: none;
}

.community-shell-panel {
  position: absolute;
  top: calc(100% + var(--spacing-2));
  left: 0;
  background: white;
  border: 1px solid var(--color-neutral-200);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  padding: var(--spacing-4);
  z-index: 6500;
  min-width: 280px;
  max-height: 80vh;
  overflow-y: auto;
}

.community-shell-panel-title {
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--spacing-3);
  font-size: var(--font-size-sm);
}

.community-shell-panel-divider {
  height: 1px;
  background: var(--color-neutral-200);
  margin: var(--spacing-3) 0;
}

.community-shell-notification-item {
  display: grid;
  gap: var(--spacing-1);
  padding: var(--spacing-2) var(--spacing-3);
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: var(--color-primary);
  transition: all var(--transition-base);
}

.community-shell-notification-item:hover {
  background: var(--color-neutral-50);
}

.community-shell-notification-item strong {
  font-size: var(--font-size-sm);
  color: var(--color-primary);
}

.community-shell-notification-item span {
  font-size: var(--font-size-xs);
  color: var(--color-neutral-500);
  line-height: var(--line-height-normal);
}

@media (max-width: 1180px) {
  .nav-container-community-shell {
    flex-wrap: wrap;
    justify-content: center;
    padding: var(--spacing-2) 0 var(--spacing-3);
  }
  
  .community-shell-brand {
    width: auto;
    justify-content: center;
  }
  
  .community-shell-actions {
    width: 100%;
    overflow-x: auto;
    justify-content: flex-start;
    border-left: none;
    margin-left: auto;
    padding-left: 0;
    padding-bottom: var(--spacing-1);
  }
  
  .community-shell-search {
    order: -1;
    flex: 1 1 100%;
    max-width: none;
    min-width: 0;
    margin: 0 0 var(--spacing-2);
  }
}

@media (max-width: 720px) {
  .nav-container-community-shell {
    gap: var(--spacing-2);
    padding: var(--spacing-2) 0;
    min-height: 64px;
    justify-content: space-between;
  }
  
  .community-shell-brand {
    gap: var(--spacing-2);
    width: auto;
    flex: 0 0 auto;
  }
  
  .community-shell-actions {
    display: flex;
    width: auto;
    margin-left: auto;
    gap: 0;
    overflow: visible;
    padding: 0;
  }
  
  .community-shell-search {
    display: none;
  }
  
  .community-shell-actions > a,
  .community-shell-actions > details:not(:last-child) {
    display: none;
  }
  
  .community-shell-label {
    display: none;
  }
  
  .community-shell-link {
    padding: var(--spacing-2);
  }
  
  .community-shell-panel {
    right: 0;
    left: auto;
    width: min(92vw, 360px);
  }
}