/* ---------- Barre supérieure ---------- */
.topbar {
  background: linear-gradient(90deg, #000000 0%, #d3d3d3 100%);
  padding: 4px 0;
}
.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  min-height: 44px;
}

.topbar__social { display: flex; align-items: center; gap: 8px; }
.topbar__social .social { color: #000000; }
.social { display: inline-flex; align-items: center; justify-content: center; }
.social svg { width: 20px; height: 20px; fill: currentColor; }

/* ---------- En-tête ---------- */
.header {
  background: var(--bg-black);
  border-bottom: 1px solid #303030;
  position: sticky;
  top: 0;
  z-index: 40;
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 96px;
  padding: 10px 0;
}
.header__logo img { width: 220px; height: auto; }

.nav__list { display: flex; align-items: center; margin: 0 -11px; }
.nav__item { position: relative; padding: 0 11px; }
.nav__link {
  display: block;
  padding: 31px 0;
  font-family: var(--font-display);
  font-size: 15px;
  line-height: 14px;
  color: var(--text-strong);
  cursor: pointer;
}
.nav__link.is-current { color: var(--text-muted); }
.nav__item > .nav__link.is-current::after {
  content: '';
  display: block;
  height: 1px;
  margin-top: 8px;
  background: var(--text-strong);
}
.nav__caret { width: 12px; height: 8px; margin-left: 6px; fill: none; stroke: currentColor; stroke-width: 1.5; }

.nav__sub {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 300px;
  background: var(--bg-black);
  border: 1px solid #303030;
  padding: 12px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 41;
}
.nav__item--has-children:hover .nav__sub,
.nav__item--has-children:focus-within .nav__sub { opacity: 1; visibility: visible; transform: none; }
.nav__sublink {
  display: block;
  padding: 10px 24px;
  font-family: var(--font-display);
  font-size: 14px;
  color: var(--text-strong);
}
.nav__sublink:hover, .nav__sublink.is-current { color: var(--text-muted); }

/* ---------- Burger + menu mobile ---------- */
.burger {
  display: none;
  width: 44px; height: 44px;
  border: 0; border-radius: 50%;
  background: #1f1f1f;
  cursor: pointer;
  padding: 0;
  align-items: center; justify-content: center;
  flex-direction: column; gap: 4px;
}
.burger span { display: block; width: 18px; height: 2px; background: #ffffff; transition: transform 0.2s ease, opacity 0.2s ease; }
.burger[aria-expanded='true'] { position: relative; z-index: 70; }
.burger[aria-expanded='true'] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.burger[aria-expanded='true'] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded='true'] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 60;
  background: var(--bg-black);
  padding: 96px 24px 48px;
  overflow-y: auto;
}
.mobile-menu[hidden] { display: none; }
.mobile-menu__close {
  position: absolute;
  top: 26px;
  right: 20px;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 50%;
  background: #1f1f1f;
  color: #ffffff;
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
}
.mobile-menu__list { display: flex; flex-direction: column; gap: 4px; text-align: center; }
.mobile-menu__list > li > a,
.mobile-menu__list > li > span {
  display: block;
  padding: 14px 0;
  font-family: var(--font-display);
  font-size: 18px;
  color: var(--text-strong);
}
.mobile-menu__list ul a {
  display: block;
  padding: 10px 0;
  font-family: var(--font-display);
  font-size: 15px;
  color: var(--text-muted);
}
.mobile-menu__social { display: flex; justify-content: center; gap: 16px; margin-top: 32px; }
.mobile-menu__social .social { color: #ffffff; }
body.is-menu-open { overflow: hidden; }

/* ---------- Pied de page ---------- */
.footer {
  background: var(--bg-footer);
  padding: 15px 0;
}
.footer__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 14px;
  color: var(--text-muted);
}
.footer__sep { opacity: 0.5; }
.footer a:hover { color: var(--text-strong); }

@media (max-width: 1200px) {
  .nav { display: none; }
  .burger { display: flex; }
}

@media (max-width: 980px) {
  .topbar__inner { justify-content: center; }
  .topbar__social { display: none; }
  .header__inner { min-height: 108px; }
  .header__logo img { width: 220px; }
}