/* ════════════════════════════════════════════════════════════════════════
   talseume-nav.css — Nav unifiée Talseume (logo, mega-menu, mobile menu).
   Chargée sur toutes les pages pour cohérence UX et un seul source of truth.
   Variables fallback si la page n'a pas son propre :root.
   ════════════════════════════════════════════════════════════════════════ */

/* Variables fallback (chaque page peut override) */
:where(:root) {
  --black: #0a0a0a;
  --off: #faf9f6;
  --line-l: rgba(0, 0, 0, 0.08);
  --accent: #0a0a0a;
  --F: 'Suisse Intl', 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

/* ── NAV barre ──────────────────────────────────────────────────────── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 500;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: saturate(1.4) blur(14px);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 116px;
  border-bottom: 1px solid var(--line-l);
}

.nav-left, .nav-right {
  display: flex;
  align-items: center;
  gap: 18px;
  flex: 1;
}
.nav-right { justify-content: flex-end; }

.nav-menu {
  display: flex;
  list-style: none;
  gap: 36px;
  align-items: center;
  margin: 0;
  padding: 0;
}
.nav-menu li { position: relative; }
.nav-menu > li > a,
.nav-menu > li > button {
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  padding: 30px 0;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--black);
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  text-decoration: none;
  transition: opacity 0.25s;
}
.nav-menu > li > a:hover,
.nav-menu > li > button:hover { opacity: 0.6; }
.nav-menu .caret {
  display: inline-block;
  font-size: 9px;
  margin-left: 2px;
  transition: transform 0.25s;
}
.nav-menu li.has-mega:hover .caret { transform: rotate(180deg); }

.nav-logo {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  text-decoration: none;
}
.nav-logo img {
  height: 88px;
  width: auto;
  display: block;
}

.nav-cc {
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--black);
  padding: 0 10px;
  border-left: 1px solid var(--line-l);
  height: 24px;
  display: inline-flex;
  align-items: center;
}

.nav-icon {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  color: var(--black);
  background: transparent;
  border: none;
  padding: 0;
  cursor: pointer;
  text-decoration: none;
}
.nav-icon:hover { opacity: 0.6; }
.nav-icon svg {
  width: 19px;
  height: 19px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.cart-count {
  position: absolute;
  top: 4px;
  right: 4px;
  background: var(--accent, var(--black));
  color: #fff;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  font-size: 9px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.2s;
}
.cart-count.show { opacity: 1; }

.burger {
  display: none;
  width: 24px;
  height: 18px;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
  background: transparent;
  border: none;
  padding: 0;
  color: inherit;
}
.burger:focus-visible { outline: 2px solid currentColor; outline-offset: 6px; }
.burger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--black);
  border-radius: 1px;
}

/* ── Mega-menu dropdown 3 cards (Homme/Femme/Accessoires) ────────────── */
.megamenu {
  position: absolute;
  top: 100%;
  left: 0;
  transform: translateY(-6px);
  background: #fff;
  border: 1px solid var(--line-l);
  padding: 24px;
  display: grid;
  grid-template-columns: repeat(3, 180px);
  gap: 18px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, transform 0.3s, visibility 0.3s;
  z-index: 499;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.12);
  border-radius: 2px;
  margin-top: -4px;
}
.nav-menu li:hover .megamenu,
.nav-menu li:focus-within .megamenu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.mm-card {
  display: block;
  text-decoration: none;
  color: inherit;
  background: var(--off);
  border: 1px solid transparent;
  transition: border-color 0.25s, transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}
.mm-card:hover {
  border-color: var(--black);
  transform: translateY(-3px);
}
.mm-card-img {
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: #f4f2ec;
}
.mm-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.4s cubic-bezier(0.16, 1, 0.3, 1);
  display: block;
}
.mm-card:hover .mm-card-img img { transform: scale(1.06); }
.mm-card-body { padding: 14px 16px; }
.mm-card-name {
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 500;
  margin-bottom: 2px;
  color: var(--black);
}
.mm-card-sub {
  font-size: 11px;
  color: rgba(0, 0, 0, 0.55);
  font-weight: 400;
  letter-spacing: 0.01em;
  line-height: 1.4;
}

/* ── Mobile menu ─────────────────────────────────────────────────────── */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: min(70vw, 300px);
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: saturate(1.6) blur(28px);
  -webkit-backdrop-filter: saturate(1.6) blur(28px);
  z-index: 600;
  transform: translateX(-100%);
  transition: transform 0.55s cubic-bezier(0.76, 0, 0.24, 1);
  overflow-y: auto;
  padding: 96px 32px 40px;
  box-shadow: 20px 0 60px rgba(0, 0, 0, 0.12);
}
.mobile-menu.open { transform: none; }
.mobile-menu-close {
  position: absolute;
  top: 28px;
  right: 28px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: 200;
  line-height: 1;
  color: var(--black);
  background: transparent;
  border: none;
  padding: 0;
  cursor: pointer;
  transition: opacity 0.25s, transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.mobile-menu-close:hover { opacity: 0.6; transform: rotate(90deg); }
.mm-mobile-section { margin-bottom: 0; }
.mm-mobile-section a {
  display: block;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  padding: 22px 0;
  color: var(--black);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  transition: letter-spacing 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              padding-left 0.35s cubic-bezier(0.16, 1, 0.3, 1),
              color 0.25s;
  text-decoration: none;
}
.mm-mobile-section a:hover {
  letter-spacing: 0.28em;
  padding-left: 8px;
  color: rgba(0, 0, 0, 0.7);
}
.mm-mobile-section a:last-child { border-bottom: none; }

/* ── Responsive ──────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  nav { padding: 0 24px; height: 108px; }
  .nav-logo img { height: 80px; }
  .nav-menu { gap: 24px; }
  .nav-menu > li > a, .nav-menu > li > button { font-size: 10px; letter-spacing: 0.18em; }
}

@media (max-width: 768px) {
  nav { padding: 0 16px; height: 108px; }
  .nav-menu, .nav-cc { display: none; }
  .burger { display: flex; }
  .nav-logo img { height: 72px; }
  .megamenu { display: none; }
}

@media (max-width: 480px) {
  nav { padding: 0 14px; }
  .nav-logo img { height: 64px; }
}

/* Accessibilité focus */
.nav-logo:focus { outline: none; }
.nav-logo:focus-visible {
  outline: 2px solid rgba(168, 145, 106, 0.6);
  outline-offset: 6px;
  border-radius: 2px;
}