/* Header support — logo gauche, nav pilule centrée (grid), actions droite */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(11, 11, 21, 0.55);
  backdrop-filter: blur(24px) saturate(1.5);
  -webkit-backdrop-filter: blur(24px) saturate(1.5);
  border-bottom: 1px solid transparent;
  transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.site-header.scrolled {
  background: rgba(11, 11, 21, 0.92);
  border-bottom-color: rgba(255, 255, 255, 0.06);
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.4);
}

.site-header .container.header-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  min-height: 76px;
}

.site-logo {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  justify-self: start;
  color: var(--text-primary);
  z-index: 1001;
  text-decoration: none;
}

.site-logo:hover { color: var(--text-primary); }

.logo-text-wrap {
  display: inline-flex;
  align-items: center;
  gap: 11px;
}

.logo-name {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.03em;
}

/* Nav pilule — colonne centrale, pas de position absolute */
.site-nav {
  justify-self: center;
  display: flex;
  align-items: center;
  z-index: 1000;
  max-width: 100%;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 5px;
  margin: 0;
  list-style: none;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  flex-shrink: 0;
}

.nav-menu a {
  display: block;
  padding: 9px 16px;
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--transition), background var(--transition);
}

.nav-menu a:hover,
.nav-menu .current-menu-item > a,
.nav-menu .current_page_item > a {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.07);
}

/* Actions droite */
.header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
  justify-self: end;
  z-index: 1001;
  flex-shrink: 0;
  min-width: 0;
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: nowrap;
}

.nav-cta .btn-primary {
  padding: 10px 18px;
  font-size: 13px;
}

.nav-cta .btn-ghost {
  padding: 10px 14px;
  font-size: 13px;
}

.nav-cta .btn-ghost .btn-label {
  display: inline;
}

.lang-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  height: 36px;
  padding: 0 12px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  font-family: inherit;
  cursor: pointer;
  transition: color var(--transition), border-color var(--transition), background var(--transition), transform var(--transition);
}

.lang-toggle:hover {
  color: var(--text-primary);
  border-color: rgba(167, 139, 250, 0.35);
  background: rgba(124, 58, 237, 0.1);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  background: transparent;
  cursor: pointer;
  transition: background var(--transition);
  z-index: 1001;
  justify-self: end;
  grid-column: 3;
}

.nav-toggle:hover { background: rgba(255, 255, 255, 0.06); }

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
  margin-inline: auto;
}

.nav-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Buttons */
.site-header .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: all var(--transition);
  white-space: nowrap;
  text-decoration: none;
  border: 1px solid transparent;
}

.site-header .btn-primary {
  background: var(--gradient-brand);
  color: #fff;
  box-shadow: 0 4px 24px rgba(124, 58, 237, 0.35);
}

.site-header .btn-primary:hover {
  transform: translateY(-2px);
  color: #fff;
  box-shadow: 0 8px 36px rgba(124, 58, 237, 0.5);
}

.site-header .btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border-color: transparent;
  padding: 10px 18px;
}

.site-header .btn-ghost:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

body.pub-nav-open { overflow: hidden; }

@media (max-width: 1080px) {
  .nav-cta .btn-ghost .btn-label { display: none; }
  .nav-menu a { padding: 9px 12px; font-size: 13px; }
  .nav-cta .btn-primary { padding: 10px 14px; font-size: 12px; }
}

@media (max-width: 900px) {
  .site-header .container.header-inner {
    grid-template-columns: 1fr auto;
  }

  .site-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    justify-self: stretch;
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
    gap: 32px;
    padding: 100px 28px 48px;
    background: rgba(11, 11, 21, 0.97);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s ease, visibility 0.35s ease;
  }

  .site-nav.is-open {
    opacity: 1;
    visibility: visible;
  }

  .nav-menu {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 0;
    background: none;
    border: none;
    backdrop-filter: none;
  }

  .nav-menu a {
    padding: 16px 20px;
    font-size: 18px;
    font-family: var(--font-display);
    font-weight: 600;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
  }

  .nav-menu a:hover {
    border-color: rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.04);
  }

  .header-actions { display: none; }

  .site-nav .nav-cta--mobile {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 100%;
  }

  .site-nav .nav-cta--mobile .lang-toggle,
  .site-nav .nav-cta--mobile .btn {
    width: 100%;
    justify-content: center;
    padding: 14px 24px;
    font-size: 15px;
  }

  .site-nav .nav-cta--mobile .btn-ghost { display: inline-flex; }
  .site-nav .nav-cta--mobile .btn-ghost .btn-label { display: inline; }

  .nav-toggle { display: flex; }
}

@media (min-width: 901px) {
  .site-nav .nav-cta--mobile { display: none; }
}

@media (max-width: 480px) {
  .site-header .container.header-inner { min-height: 68px; }
  .logo-name { font-size: 1.15rem; }
}