/* ============================================================
   LQS AQUITAINE — nav.css
   Navigation desktop + mobile
   ============================================================ */

/* ── Variables héritées de main.css ─────────────────────────
   (--red, --red-dark, --glass-bg, --glass-border,
    --glass-blur, --nav-h, --transition)
   ─────────────────────────────────────────────────────────── */

/* ============================================================
   BARRE DE NAVIGATION DESKTOP
   ============================================================ */
#nav {
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  height: var(--nav-h);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2.5rem;

  /* Liquid glass */
  background: rgba(8, 8, 8, 0.55);
  backdrop-filter: blur(24px) saturate(160%);
  -webkit-backdrop-filter: blur(24px) saturate(160%);

  /* Bord lumineux bas */
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);

  /* Reflet top */
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.06),
    0 2px 0 rgba(0, 0, 0, 0.3);

  transition:
    background 0.4s cubic-bezier(.4,0,.2,1),
    box-shadow 0.4s cubic-bezier(.4,0,.2,1);
}

/* État au scroll — plus opaque */
#nav.scrolled {
  background: rgba(6, 6, 6, 0.88);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.05),
    0 8px 40px rgba(0, 0, 0, 0.55),
    0 1px 0 rgba(197, 2, 2, 0.15);
}

/* ── Logo ─────────────────────────────────────────────────── */
#logo_li { list-style: none; flex-shrink: 0; }

#logo_a {
  display: flex;
  align-items: center;
  text-decoration: none;
}

#logo_site {
  height: 42px;
  width: auto;
  display: block;
  transition: transform 0.35s cubic-bezier(.4,0,.2,1),
              filter  0.35s cubic-bezier(.4,0,.2,1);
  filter: brightness(1);
}
#logo_site:hover {
  transform: scale(1.06);
  filter: brightness(1.15);
}

/* ── Liste de liens ───────────────────────────────────────── */
#nav ul {
  display: flex;
  align-items: center;
  height: 100%;
  margin: 0;
  padding: 0;
  list-style: none;
}

/* Les ul imbriqués (dropdowns) ne doivent PAS hériter du flex */
#nav .nav_li > li > ul {
  display: block;
  height: auto;
  align-items: unset;
}

.nav_li {
  display: flex;
  align-items: center;
  height: 100%;
  gap: 0;
  margin-right: 24px;
}

.nav_li > li {
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
}

/* Lien / span de base */
#nav li a,
#nav li span {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding: 0 1em;
  color: rgba(255, 255, 255, 0.72);
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  white-space: nowrap;
  text-decoration: none;
  cursor: pointer;
  position: relative;
  transition: color 0.25s ease;
}

/* Soulignement animé au hover */
#nav .nav_li > li > a::after,
#nav .nav_li > li > span::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--red);
  border-radius: 2px 2px 0 0;
  transform: translateX(-50%);
  transition: width 0.3s cubic-bezier(.4,0,.2,1);
}
#nav .nav_li > li:hover > a::after,
#nav .nav_li > li:hover > span::after { width: 60%; }
#nav .nav_li > li > a:hover,
#nav .nav_li > li > span:hover { color: #fff; }

/* ── Lien actif / current ─────────────────────────────────── */
#nav li.current > a,
#nav li.current > span {
  color: #fff;
}
#nav li.current > a::after,
#nav li.current > span::after {
  width: 60%;
  background: var(--red);
}

/* ── Dropdown ─────────────────────────────────────────────── */
.nav_li > li > ul {
  visibility: hidden;
  position: absolute;
  top: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  z-index: 1100;
  list-style: none;
  min-width: 260px;
  padding: 0.4rem 0;
  margin: 0;
  pointer-events: none;

  /* Liquid glass */
  background: rgba(12, 12, 12, 0.85);
  backdrop-filter: blur(32px) saturate(180%);
  -webkit-backdrop-filter: blur(32px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  overflow: hidden;

  /* Reflet top */
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.1),
    0 8px 12px rgba(0,0,0,0.2),
    0 28px 64px rgba(0, 0, 0, 0.6);

  opacity: 0;
  /* Délai sur la fermeture — laisse le temps de glisser vers le dropdown */
  transition:
    opacity    0.2s cubic-bezier(.4,0,.2,1) 0.2s,
    transform  0.2s cubic-bezier(.4,0,.2,1) 0.2s,
    visibility 0s 0.4s;
}

/* Petit triangle pointeur */
.nav_li > li > ul::before {
  content: '';
  position: absolute;
  top: -5px;
  left: 50%;
  transform: translateX(-50%) rotate(45deg);
  width: 10px; height: 10px;
  background: rgba(20, 20, 20, 0.9);
  border-left: 1px solid rgba(255,255,255,0.1);
  border-top: 1px solid rgba(255,255,255,0.1);
  border-radius: 2px 0 0 0;
}

.nav_li > li:hover > ul,
.nav_li > li:focus-within > ul {
  visibility: visible;
  opacity: 1;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
  /* Ouverture sans délai */
  transition:
    opacity    0.2s cubic-bezier(.4,0,.2,1),
    transform  0.2s cubic-bezier(.4,0,.2,1),
    visibility 0s;
}

/* Pont invisible qui couvre le gap entre la barre et le dropdown */
.nav_li > li::after {
  content: '';
  position: absolute;
  top: 100%;
  left: -20px;
  right: -20px;
  height: 12px;
  z-index: 1099;
}

/* Items du dropdown */
.nav_li > li > ul > li {
  position: relative;
}
.nav_li > li > ul > li > a,
.nav_li > li > ul > li > span {
  display: flex;
  align-items: center;
  gap: 0.6em;
  height: auto;
  padding: 1.5em 1.6em;
  min-height: 52px;
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: 0.92rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
  transition: background 0.18s ease, color 0.18s ease, padding-left 0.2s ease;
  cursor: pointer;
  white-space: nowrap;
  position: relative;
}

/* Séparateur entre items */
.nav_li > li > ul > li + li > a {
  border-top: 1px solid rgba(255, 255, 255, 0.07);
}

/* Chevron › + slide au hover */
.nav_li > li > ul > li > a::before {
  content: '›';
  font-size: 1.1rem;
  line-height: 1;
  color: var(--red);
  flex-shrink: 0;
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity 0.2s ease, transform 0.22s cubic-bezier(.4,0,.2,1);
}
.nav_li > li > ul > li > a:hover {
  background: rgba(197, 2, 2, 0.1);
  color: #fff;
  padding-left: 1.6em;
}
.nav_li > li > ul > li > a:hover::before {
  opacity: 1;
  transform: translateX(0);
}

/* Dropotron compat (jQuery dropotron si encore utilisé) */
.dropotron {
  list-style: none;
  background: rgba(12, 12, 12, 0.85);
  backdrop-filter: blur(32px) saturate(180%);
  -webkit-backdrop-filter: blur(32px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  overflow: hidden;
  padding: 0.6rem 0;
  min-width: 230px;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.1),
    0 28px 64px rgba(0, 0, 0, 0.6);
}
.dropotron li > a,
.dropotron li > span {
  display: flex;
  align-items: center;
  gap: 0.6em;
  padding: 0.8em 1.4em;
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: 0.92rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
  transition: background 0.18s ease, color 0.18s ease;
  cursor: pointer;
  white-space: nowrap;
}
.dropotron li + li > a,
.dropotron li + li > span {
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}
.dropotron li > a:hover,
.dropotron li > span:hover {
  background: rgba(197, 2, 2, 0.1);
  color: #fff;
}
.dropotron.level-0 { margin-top: 0; }

/* ── LinkedIn icon ────────────────────────────────────────── */
.nav-li--linkedin { margin-left: 0.6rem; }

.linkedin_icon {
  width: 34px !important;
  height: 34px !important;
  padding: 0 !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.7) !important;
  font-size: 0.95rem !important;
  text-decoration: none;
  transition:
    background 0.28s ease,
    border-color 0.28s ease,
    color 0.28s ease,
    transform 0.28s ease;
}
.linkedin_icon i {
  pointer-events: none;
  font-size: inherit;
  line-height: 1;
}
.linkedin_icon:hover {
  background: rgba(10, 102, 194, 0.3) !important;
  border-color: rgba(10, 102, 194, 0.6) !important;
  color: #fff !important;
  transform: translateY(-1px);
}
/* Pas de soulignement animé sur LinkedIn */
.nav-li--linkedin a::after { display: none !important; }

/* ============================================================
   BARRE MOBILE (#titleBar)
   ============================================================ */
#titleBar {
  display: none;
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  height: 58px;
  z-index: 10001;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.2rem;
  background: rgba(6, 6, 6, 0.92);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
}

#titleBar .footer-logo,
#titleBar #logo_site {
  height: 34px;
  width: auto;
}

/* ── Burger ───────────────────────────────────────────────── */
.nav-burger {
  width: 38px;
  height: 38px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  transition: background 0.25s ease, border-color 0.25s ease;
}
.nav-burger:hover {
  background: rgba(197, 2, 2, 0.15);
  border-color: rgba(197, 2, 2, 0.3);
}
.nav-burger__line {
  width: 18px;
  height: 2px;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 2px;
  transition: transform 0.35s cubic-bezier(.4,0,.2,1),
              opacity  0.35s ease,
              width    0.35s ease;
  transform-origin: center;
}

/* Burger → croix quand ouvert */
body.navPanel-visible .nav-burger__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
body.navPanel-visible .nav-burger__line:nth-child(2) {
  opacity: 0;
  width: 0;
}
body.navPanel-visible .nav-burger__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ============================================================
   PANNEAU MOBILE (#navPanel)
   ============================================================ */
#navPanel {
  display: block;
  position: fixed;
  top: 0; left: 0;
  width: min(80vw, 300px);
  height: 100dvh;
  z-index: 10002;
  background: rgba(6, 6, 6, 0.97);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-right: 1px solid rgba(255, 255, 255, 0.06);
  padding: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  transform: translateX(-100%);
  transition: transform 0.38s cubic-bezier(.4,0,.2,1);
  box-shadow: 8px 0 40px rgba(0, 0, 0, 0.5);
}
#navPanel.visible { transform: translateX(0); }

/* En-tête du panel */
.navPanel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 1.4rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  margin-bottom: 0.5rem;
}
.navPanel-logo { height: 32px; width: auto; opacity: 0.85; }

/* Liens */
#navPanel .link {
  display: flex;
  align-items: center;
  gap: 0.6em;
  padding: 0.85em 1.4em;
  color: rgba(255, 255, 255, 0.65);
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  text-decoration: none;
  transition: color 0.22s ease, background 0.22s ease, padding-left 0.22s ease;
  position: relative;
}
#navPanel .link::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: var(--red);
  opacity: 0;
  transition: opacity 0.22s ease;
}
#navPanel .link:hover,
#navPanel .link.current {
  color: #fff;
  background: rgba(255, 255, 255, 0.03);
  padding-left: 1.7em;
}
#navPanel .link:hover::before,
#navPanel .link.current::before { opacity: 1; }

/* Sous-liens (indent) */
#navPanel .indent-1 {
  padding-left: 2.4em;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.45);
  letter-spacing: 0.08em;
  background: rgba(255, 255, 255, 0.015);
}
#navPanel .indent-1::before { display: none; }
#navPanel .indent-1:hover { color: rgba(255, 255, 255, 0.8); padding-left: 2.8em; }

/* Label catégorie (parent non-cliquable) */
#navPanel .link.is-parent {
  color: rgba(255, 255, 255, 0.3);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  pointer-events: none;
  padding-top: 1.2em;
  background: transparent;
}
#navPanel .link.is-parent::before { display: none; }

/* Overlay sombre derrière le panel */
#navOverlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  transition: opacity 0.3s ease;
  opacity: 0;
}
#navOverlay.visible { display: block; opacity: 1; }

/* Le panneau glisse par-dessus la page sans la déplacer */

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media screen and (max-width: 768px) {
  #nav { display: none; }
  #titleBar { display: flex; }
}

@media screen and (min-width: 769px) {
  #titleBar { display: none !important; }
  #navPanel { display: none !important; transform: none !important; }
}