.topline {
  display: flex;
  position: relative;
  z-index: 101;
  align-items: center;
  justify-content: space-between;
  min-height: 34px;
  padding-inline: var(--gutter);
  color: var(--cream);
  background: var(--brown);
  font-family: var(--display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.topline p {
  margin: 0;
}

.topline p span {
  margin-inline: 0.8rem;
}

.topline a {
  padding-block: 0.3rem;
}

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  border-bottom: 1px solid var(--line);
  background: rgba(246, 234, 217, 0.96);
  backdrop-filter: blur(16px);
}

.nav-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(calc(100% - (var(--gutter) * 2)), var(--container));
  min-height: 82px;
  margin-inline: auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.brand img {
  width: 52px;
  height: 52px;
}

.brand__type {
  display: grid;
  line-height: 1;
}

.brand__type strong {
  font-family: var(--display);
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  text-transform: uppercase;
}

.brand__type small {
  margin-top: 0.24rem;
  color: var(--brown);
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(1.1rem, 2.5vw, 2.25rem);
  font-family: var(--display);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.nav-menu {
  position: relative;
}

.nav-menu__trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  position: relative;
}

.nav-menu__trigger > span {
  color: var(--rust);
  font-size: 1rem;
  line-height: 0;
  transform: translateY(-0.08rem);
  transition: transform 180ms ease;
}

.nav-menu__trigger::after {
  position: absolute;
  bottom: -0.25rem;
  left: 0;
  width: 100%;
  height: 2px;
  content: "";
  background: var(--rust);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 240ms var(--ease);
}

.nav-menu:not(.is-dismissed):hover .nav-menu__trigger::after,
.nav-menu:not(.is-dismissed):focus-within .nav-menu__trigger::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-menu:not(.is-dismissed):hover .nav-menu__trigger > span,
.nav-menu:not(.is-dismissed):focus-within .nav-menu__trigger > span {
  transform: translateY(-0.08rem) rotate(180deg);
}

.nav-menu__trigger.is-active::after,
.nav-menu__trigger[aria-current="location"]::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-submenu {
  display: grid;
  position: absolute;
  top: calc(100% + 1rem);
  left: 50%;
  width: max-content;
  min-width: 220px;
  padding: 0.55rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--cream);
  box-shadow: 0 18px 42px rgba(12, 27, 42, 0.16);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -0.5rem);
  transition: opacity 180ms ease, transform 180ms ease;
}

.nav-submenu::before {
  position: absolute;
  right: 0;
  bottom: 100%;
  left: 0;
  height: 1.1rem;
  content: "";
}

/* Menus déroulants de l'ordinateur uniquement : sur téléphone, les sous-menus restent immobiles. */
@media (min-width: 821px) {
  .nav-menu:not(.is-dismissed):hover .nav-submenu,
  .nav-menu:not(.is-dismissed):focus-within .nav-submenu {
    opacity: 1;
    pointer-events: auto;
    transform: translate(-50%, 0);
  }

  .nav-menu:last-child .nav-submenu {
    right: 0;
    left: auto;
    transform: translateY(-0.5rem);
  }

  .nav-menu:last-child:not(.is-dismissed):hover .nav-submenu,
  .nav-menu:last-child:not(.is-dismissed):focus-within .nav-submenu {
    transform: translateY(0);
  }
}

.nav-submenu a {
  padding: 0.72rem 0.8rem 0.62rem;
  border-radius: 9px;
  white-space: nowrap;
}

.nav-submenu a:hover,
.nav-submenu a:focus-visible {
  color: var(--cream);
  background: var(--rust);
  outline: none;
}

.menu-toggle {
  display: none;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 2px solid var(--ink);
  border-radius: 50%;
  background: transparent;
}

.menu-toggle span {
  display: block;
  width: 21px;
  height: 2px;
  margin: 6px auto;
  background: var(--ink);
  transition: transform 220ms ease;
}