/* ===========================
   Toggle / panneau mobile
   =========================== */

/* Bloque le scroll quand le panneau est ouvert */
body.nav-lock{
  overflow: hidden;
}

/* Bouton hamburger (mobile) */
.nav-fab{
  position: fixed;
  top: 14px;
  left: 16px;
  z-index: 9999;

  width: 46px;
  height: 46px;

  display: none; /* visible en mobile uniquement */
  align-items: center;
  justify-content: center;

  font-size: 20px;
  line-height: 1;

  border-radius: 14px;
  border: 1px solid rgba(186,85,211,0.45);
  background: rgba(255,245,251,0.88);
  backdrop-filter: blur(8px);

  color: mediumorchid;
  cursor: pointer;

  transition: background .18s ease, transform .18s ease, border-color .18s ease, color .18s ease;
}

.nav-fab:hover{
  background: rgba(221,160,221,0.25);
  border-color: mediumorchid;
  transform: scale(1.04);
}

body.nav-open .nav-fab{
  background: mediumorchid;
  color: #fff;
  border-color: rgba(186,85,211,0.85);
}

/* Overlay */
.menu-overlay{
  position: fixed;
  inset: 0;
  z-index: 9997;

  background: rgba(0,0,0,0.22);
  backdrop-filter: blur(3px);

  opacity: 0;
  pointer-events: none;
  transition: opacity .2s ease;
}

body.nav-open .menu-overlay{
  opacity: 1;
  pointer-events: auto;
}

/* ===========================
   MOBILE
   =========================== */
@media (max-width: 768px){
  .nav-fab{ display: flex; }

  nav.menu{
    position: fixed;
    top: 0;
    left: 0;
    z-index: 9998;

    width: min(86vw, 360px);
    height: 100vh;

    transform: translateX(-105%);
    transition: transform .22s ease;

    /* look */
    background: rgba(255,245,251,0.96);
    backdrop-filter: blur(10px);
    border-right: 1px solid rgba(186,85,211,0.35);

    /* laisse respirer sous le bouton */
    padding-top: 64px;

    /* on neutralise la "bande" desktop */
    border-top: none;
    border-bottom: none;
  }

  body.nav-open nav.menu{
    transform: translateX(0);
  }

  /* anti highlight mobile */
  nav.menu a{ -webkit-tap-highlight-color: transparent; }

  nav.menu > ul{
    width: 100%;
    margin: 0;
    padding: 8px 14px;

    display: flex;
    flex-direction: column;
    gap: 2px;

    align-items: stretch;
    justify-content: flex-start;
  }

  /* Liens top-level */
  nav.menu > ul > li > a,
  nav.menu > ul > li > div > a{
    display: block;
    padding: 14px 16px;
    margin: 2px 6px;

    border-radius: 14px;
    transition: background .18s ease, transform .18s ease;
  }

  nav.menu > ul > li > a:hover,
  nav.menu > ul > li > a:focus,
  nav.menu > ul > li > div > a:hover,
  nav.menu > ul > li > div > a:focus{
    background: rgba(221,160,221,0.22);
    transform: translateX(2px);
  }

  /* Sous-menus en mobile : dans le flux, fermés par défaut */
  nav.menu ul.sub-menu{
    position: static;
    display: none;

    margin: 0 12px 10px 12px;
    padding: 8px 0;

    border: 1px solid rgba(186,85,211,0.22);
    border-radius: 14px;

    background: rgba(255,245,251,0.75);
    box-shadow: 0 10px 24px rgba(0,0,0,0.12);
  }

  nav.menu li.is-open > ul.sub-menu{
    display: block;
  }

  /* Liens sous-menu */
  nav.menu ul.sub-menu > li > a{
    display: block;
    padding: 12px 14px;
    border-radius: 12px;
    margin: 2px 10px;
  }

  nav.menu ul.sub-menu > li > a:hover{
    background: rgba(221,160,221,0.18);
  }
}
/* Items avec sous-menu */
nav.menu li:has(ul.sub-menu) > a{
  position: relative;
  padding-right: 28px;
}

/* Flèche */
nav.menu li:has(ul.sub-menu) > a::after{
  content: "›";
transform: translateY(-50%) rotate(90deg);
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.8rem;
  opacity: 0.6;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

/* Rotation quand ouvert */
nav.menu li.open > a::after{
  transform: translateY(-50%) rotate(180deg);
  opacity: 1;
}