/* 02-header.css — Header Centre des Noyers + barre menu sticky */

/* ===================== Sticky spacer / sentinel ===================== */
#bar-sentinel{ height:1px; }

#bar-spacer{
  height:0;
  transition:none;
}

/* ===================== Variables (defaults) ===================== */
body{
  --lang-x: 340px;
  --lang-y: 0px;
  --logo-y: -10px;

  /* NAV (réglages) */
  --nav-hover-raise: -3px;         /* montée au hover */
  --nav-underline-bottom: 4px;     /* position du soulignement (tous liens) */
  --dd-underline-bottom: 4px;      /* dropdown (mets 4px pour identique, + pour remonter, - pour descendre) */
}

/* Le header doit passer AU-DESSUS du contenu */
.site-header{
  position:relative;
  z-index:5000;
}

/* ===================== Bande blanche : LOGO SEUL ===================== */
.head-top{ background:#fff; position:relative; z-index:1; }

.head-top-inner{
  max-width:var(--maxw);
  margin:0 auto;
  padding:22px 16px 16px;
  display:flex;
  align-items:center;
  justify-content:center;
}

.brand-logo{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  text-decoration:none;
  transform: translateY(var(--logo-y));
}

.brand-logo img{
  width:auto;
  height:auto;
  max-height:192px;
  max-width:min(360px, 92vw);
  display:block;
  object-fit:contain;
  filter: drop-shadow(0 10px 26px rgba(14,16,48,.10));
}

/* ===================== Barre violette sticky ===================== */
.head-bar{
  position:relative;
  z-index:6000;
  overflow:visible;

  background:radial-gradient(160% 200% at 50% 40%,
    #BFC3F3 0%, #8E94D8 38%, #595EA8 68%, #2E2C62 100%);
  background-color:#2E2C62;

  box-shadow:
    0 0 0 1px rgba(230,231,255,.36),
    0 16px 40px rgba(198,201,255,.55),
    0 4px 10px rgba(0,0,0,.14),
    0 0 0 3px rgba(198,201,255,1),
    0 26px 60px rgba(158,168,255,.78),
    0 10px 22px rgba(0,0,0,.24)!important;

  will-change:transform;
  transform:translateY(-10px) translateZ(0);
}

.head-bar::before{
  content:"";
  position:absolute;
  inset:8px 12px;
  border:1px solid rgba(230,231,255,.9);
  border-radius:12px;
  pointer-events:none;
  opacity:calc(.95 * (1 - var(--shrink,0)));
  transition:opacity .35s cubic-bezier(.22,.61,.36,1);
}

.head-bar.fixed{
  position:fixed;
  top:10px;
  left:0;
  right:0;
  z-index:7000;
}

.head-bar-inner{
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 32px;
  padding-top:calc(20px * (1 - var(--shrink,0) * 0.8));
  padding-bottom:calc(20px * (1 - var(--shrink,0) * 0.8));
  min-height:60px;

  display:flex;
  align-items:center;
  justify-content:center;

  position:relative;
  overflow:visible;
  transition:padding .75s cubic-bezier(.22,.61,.36,1);
}

/* ===================== NAV ===================== */
.main-nav{
  display:flex;
  flex-wrap:nowrap;
  gap:60px;
  justify-content:center;
  align-items:center;

  font-family:'Bodoni Moda',serif;
  font-size:1.2rem;
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:.06em;
  color:#111;
  white-space:nowrap;
}

.nav-link{
  position:relative;
  padding:12px 0;
  color:inherit;
  text-decoration:none;

  display:inline-flex;
  align-items:center;
  justify-content:center;

  line-height:1.1;
  text-transform:uppercase;
  letter-spacing:.06em;

  transition:transform .35s cubic-bezier(.22,.61,.36,1);
}

button.nav-link{
  background:transparent;
  border:0;
  cursor:pointer;
  font:inherit;
}

.nav-link::after{
  content:"";
  position:absolute;
  left:0;
  bottom:var(--nav-underline-bottom);
  width:0;
  height:2px;
  border-radius:999px;
  background:linear-gradient(90deg,#f9e7ff,#c5d1ff);
  transition:width .28s cubic-bezier(.22,.61,.36,1);
}

.nav-link:hover{ transform:translateY(var(--nav-hover-raise)); }
.nav-link:hover::after{ width:100%; }

/* ===================== DROPDOWNS ===================== */
.nav-dd{
  position:relative;
  display:inline-flex;
  align-items:center;
  gap:10px;
}

/* lien dropdown (texte) */
.nav-dd > .nav-link.nav-dd__link::after{
  bottom:var(--dd-underline-bottom);
}

/* bouton chevron séparé */
.nav-dd__btn{
  background:transparent;
  border:0;
  cursor:pointer;
  padding:12px 0;
  line-height:1;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  transition:transform .35s cubic-bezier(.22,.61,.36,1);
}

/* ✅ Hover “en bloc” : quand on hover le dropdown (y compris chevron/menu),
      le TEXTE + le CHEVRON montent ensemble + le soulignement reste visible */
.nav-dd:hover > .nav-link.nav-dd__link,
.nav-dd:focus-within > .nav-link.nav-dd__link{
  transform:translateY(var(--nav-hover-raise));
}
.nav-dd:hover > .nav-dd__btn,
.nav-dd:focus-within > .nav-dd__btn{
  transform:translateY(var(--nav-hover-raise));
}
.nav-dd:hover > .nav-link.nav-dd__link::after,
.nav-dd:focus-within > .nav-link.nav-dd__link::after{
  width:100%;
}

.nav-dd__chev{
  font-size:14px;
  opacity:.8;
  transform:translateY(-1px);
  transition:transform .18s ease, opacity .18s ease;
}

.nav-dd.is-open .nav-dd__chev{
  transform:translateY(1px) rotate(180deg);
  opacity:1;
}

@media (hover:hover){
  .nav-dd::after{
    content:"";
    position:absolute;
    left:-16px;
    right:-16px;
    top:100%;
    height:10px;
  }

  .nav-dd:hover .nav-dd__chev{
    transform:translateY(1px) rotate(180deg);
    opacity:1;
  }
}

.nav-dd__menu{
  position:absolute;
  top:calc(100% + 10px);
  left:50%;
  transform:translateX(-50%);

  min-width:320px;
  max-width:min(420px, 92vw);

  padding:10px;
  border-radius:16px;

  background:#F2F3FF;
  border:1px solid rgba(46,44,98,.18);
  box-shadow:
    0 18px 46px rgba(14,16,48,.18),
    0 0 0 1px rgba(230,232,255,.70);

  z-index:99999;
  display:none;
}

.nav-dd__menu a{
  display:flex;
  width:100%;
  padding:9px 10px;
  border-radius:12px;

  text-decoration:none;
  color:rgba(46,44,98,.92);

  font-family:"Big Caslon","Bodoni Moda",var(--ff-serif),Georgia,serif;
  font-weight:800;
  font-size:.92rem;
  letter-spacing:.08em;
  text-transform:uppercase;
  white-space:normal;
}

.nav-dd__menu a:hover{ background:rgba(46,44,98,.08); }

.nav-dd.is-open .nav-dd__menu{ display:block; }

@media (hover:hover){
  .nav-dd:hover .nav-dd__menu{ display:block; }
}

/* =========================
   Language switch (UI only)
   ========================= */
.lang-switch{
  position:absolute;
  right:32px;
  top:50%;
  transform:translateY(-50%) translate(var(--lang-x), var(--lang-y));
  display:inline-flex;
  align-items:center;
  z-index:5;
}

.lang-btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:6px 10px;
  border:0;
  border-radius:999px;
  background:transparent;
  color:inherit;
  cursor:pointer;
  line-height:1;
}

.lang-flag,
.lang-opt-flag{
  font-size:22px !important;
  line-height:1 !important;
  display:inline-block !important;
}

.head-bar .lang-btn .lang-chevron,
.head-bar .lang-btn svg.lang-chevron{
  width:18px !important;
  height:18px !important;
  min-width:18px !important;
  min-height:18px !important;
  display:inline-block !important;
  visibility:visible !important;
  opacity:.85 !important;
  overflow:visible !important;
  flex:0 0 auto !important;

  fill:none !important;
  stroke:currentColor !important;

  transform:translateY(1px);
  transition:transform .18s ease, opacity .18s ease;
}

.lang-switch.is-open .lang-chevron{
  transform:translateY(1px) rotate(180deg);
  opacity:1 !important;
}

.lang-btn:hover{
  background:rgba(255,255,255,.16);
  box-shadow:inset 0 0 0 1px rgba(230,232,255,.28);
}
.lang-btn:hover .lang-chevron{ opacity:1 !important; }

.lang-btn:focus-visible{
  outline:2px solid rgba(230,232,255,.85);
  outline-offset:3px;
}

.lang-menu{
  position:absolute;
  top:calc(100% + 10px);
  right:0;
  min-width:200px;
  padding:8px;
  border-radius:16px;

  background:#F2F3FF;
  border:1px solid rgba(46,44,98,.18);
  box-shadow:
    0 18px 46px rgba(14,16,48,.18),
    0 0 0 1px rgba(230,232,255,.70);

  z-index:99999;
}

/* support hidden */
.lang-menu[hidden]{ display:none; }

.lang-opt{
  width:100%;
  display:flex;
  align-items:center;
  gap:10px;
  padding:10px 10px;

  border:0;
  border-radius:12px;
  background:transparent;
  cursor:pointer;
  text-align:left;

  color:rgba(46,44,98,.92);
}

.lang-opt:hover{ background:rgba(46,44,98,.08); }
.lang-opt[aria-selected="true"]{ background:rgba(46,44,98,.12); font-weight:700; }

.lang-opt:focus-visible{
  outline:2px solid rgba(46,44,98,.40);
  outline-offset:2px;
}

.lang-name{ letter-spacing:.06em; }

/* ===================== Responsive ===================== */
@media (max-width:900px){
  .head-top-inner{ padding:20px 16px 14px; }

  .brand-logo img{
    max-height:160px;
    max-width:min(320px, 92vw);
  }

  .head-bar-inner{ padding-inline:20px; }

  .main-nav{
    flex-wrap:wrap;
    gap:18px;
    font-size:1rem;
    letter-spacing:.06em;
  }

  .lang-switch{
    position:static;
    transform:translate(var(--lang-x), var(--lang-y));
    margin-top:10px;
  }

  .nav-dd__menu{
    left:0;
    transform:none;
  }
}

@media (max-width:640px){
  .head-top-inner{ padding:16px; }

  .brand-logo img{
    max-height:140px;
    max-width:min(280px, 92vw);
  }

  .main-nav{
    gap:12px;
    font-size:.85rem;
  }
}

@media (prefers-reduced-motion:reduce){
  #bar-spacer,
  .head-bar-inner,
  .head-bar::before{
    transition:none!important;
  }
}