.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  border-block-end: 1px solid var(--color-border-subtle);
  background: rgb(247 241 231 / 96%);
  backdrop-filter: blur(10px);
}

.site-header__inner {
  position: relative;
  display: grid;
  min-height: 88px;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: var(--space-4);
}

.site-header__side {
  display: flex;
  min-width: 0;
  align-items: center;
}

.site-header__side--left {
  justify-content: flex-start;
}

.site-header__side--right {
  justify-content: flex-end;
  gap: var(--space-3);
}

.site-header__brand {
  display: flex;
  width: clamp(190px, 18vw, 220px);
  min-width: 0;
  height: 52px;
  align-items: center;
  justify-content: center;
}

.site-header__brand img {
  width: 100%;
  max-height: 50px;
  object-fit: contain;
}

.site-header__desktop-nav ul,
.site-header__mobile-nav ul {
  display: flex;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-header__desktop-nav ul {
  align-items: center;
  gap: clamp(12px, 1.8vw, 24px);
}

.site-header__desktop-nav li,
.site-header__mobile-nav li,
.site-header__desktop-nav li + li,
.site-header__mobile-nav li + li {
  margin: 0;
  padding: 0;
}

.site-header__desktop-nav a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  white-space: nowrap;
  color: var(--color-olive-profond);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1.2;
  text-decoration: none;
}

.site-header__desktop-nav a:hover {
  text-decoration: underline;
  text-decoration-color: var(--color-terre-douce);
  text-decoration-thickness: 2px;
  text-underline-offset: 0.3em;
}

.site-header__reservation {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: var(--radius-card);
  padding: 0.625rem 0.85rem;
  background: var(--color-rose-poudre);
  color: var(--color-olive-profond);
  font-size: var(--text-sm);
  font-weight: 650;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.site-header__reservation:hover {
  border-color: rgb(53 67 53 / 22%);
  background: var(--color-button-hover);
  text-decoration: none;
  transform: translateY(-1px);
}

.site-header__toggle {
  display: none;
  width: 44px;
  min-width: 44px;
  padding: 10px;
  background: transparent;
  color: var(--color-olive-profond);
}

.site-header__toggle-line {
  display: block;
  width: 24px;
  height: 1px;
  margin: 5px auto;
  background: currentColor;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.site-header__mobile-nav {
  display: none;
}

@media (max-width: 62rem) {
  .site-header__inner {
    min-height: 68px;
    grid-template-columns: 44px minmax(0, 1fr) 44px;
    gap: var(--space-2);
  }

  .site-header__desktop-nav {
    display: none;
  }

  .site-header__toggle {
    display: block;
  }

  .site-header__brand {
    width: clamp(150px, 43vw, 175px);
    height: 48px;
    justify-self: center;
  }

  .site-header__brand img {
    max-height: 44px;
  }

  .site-header__side--right {
    justify-content: flex-end;
  }

  .site-header__reservation {
    width: 44px;
    min-width: 44px;
    overflow: hidden;
    padding: 0;
    font-size: 0;
  }

  .site-header__reservation::after {
    content: "Réserver";
    font-size: var(--text-xs);
    line-height: 1.1;
  }

  .site-header__mobile-nav {
    position: absolute;
    z-index: 1;
    top: calc(100% + 1px);
    left: max(0px, var(--gutter));
    display: block;
    width: min(360px, calc(100vw - (var(--gutter) * 2)));
    max-height: calc(100vh - 68px);
    overflow-y: auto;
    border: 1px solid var(--color-border);
    border-radius: 0 0 var(--radius-panel) var(--radius-panel);
    background: var(--color-blanc-lin);
    box-shadow: var(--shadow-soft);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity var(--transition-fast), transform var(--transition-fast);
  }

  .site-header__mobile-nav.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .site-header__mobile-nav-inner {
    padding: var(--space-5);
  }

  .site-header__mobile-kicker {
    margin: 0 0 var(--space-3);
    color: var(--color-olive-doux);
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    font-style: italic;
  }

  .site-header__mobile-nav ul {
    flex-direction: column;
    gap: 0;
    border-block-start: 1px solid var(--color-border-subtle);
  }

  .site-header__mobile-nav a {
    display: flex;
    min-height: 48px;
    align-items: center;
    border-block-end: 1px solid var(--color-border-subtle);
    color: var(--color-olive-profond);
    font-size: var(--text-base);
    font-weight: 600;
    text-decoration: none;
  }

  .site-header__toggle[aria-expanded="true"] .site-header__toggle-line:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }

  .site-header__toggle[aria-expanded="true"] .site-header__toggle-line:nth-child(2) {
    opacity: 0;
  }

  .site-header__toggle[aria-expanded="true"] .site-header__toggle-line:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }
}

@media (max-width: 23rem) {
  .site-header__brand {
    width: 145px;
  }

  .site-header__reservation::after {
    content: "Réserver";
    font-size: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-header__toggle-line,
  .site-header__mobile-nav,
  .site-header__reservation {
    transition: none;
  }
}