/* ═══════════════════════════════════════════════════════════════
   LDNR — Sidebar héro (accueil uniquement)
   Logo + panneau nav fixés à gauche, slides off-screen au premier
   scroll (> 20px). Classe .is-hidden posée par menu.js.
   ═══════════════════════════════════════════════════════════════ */

/* ── Wrapper — positionne logo + panneau ensemble ── */
#ldnr-hero-sidebar {
  position: fixed;
  left: 2rem;
  top: 50%;
  transform: translateX(0) translateY(-50%);
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.25rem;
  pointer-events: all;
  transition: transform 0.55s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Sort vers la gauche dès le premier scroll */
#ldnr-hero-sidebar.is-hidden {
  transform: translateX(calc(-100% - 3rem)) translateY(-50%);
  pointer-events: none;
}

/* ── Logo au-dessus du panneau ── */
#ldnr-hero-logo {
  display: block;
  text-decoration: none;
}

#ldnr-hero-logo img {
  width: 30rem;
  height: auto;
  display: block;
}

/* ── Panneau nav liquid glass ── */
#ldnr-hero-menu {
  /* Variables lues par liquid-glass.js */
  --lg-radius:    16px;
  --lg-bezel:     18px;
  --lg-thickness: 30px;

  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 1.4rem 1.4rem;
  min-width: 200px;

  /* Transition bg/shadow gérées par .lg, on ajoute rien ici pour éviter le doublon */
  transition: background-color 0.4s ease, box-shadow 0.4s ease;
}

/* ── Liste des ancres ── */
.ldnr-hero-menu__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.05rem;
}

.ldnr-hero-menu__list a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.38rem 0.65rem;
  border-radius: 6px;
  color: var(--color-nav-text);
  text-decoration: none;
  font-family: var(--font-ui);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: color 0.2s ease, background 0.2s ease;
}

.ldnr-hero-menu__list a::before {
  content: '>';
  color: var(--color-accent);
  font-family: 'Courier New', monospace;
  font-weight: 700;
  font-size: 0.88rem;
  flex-shrink: 0;
  display: inline-block;
  transition: transform 0.2s ease;
}

.ldnr-hero-menu__list a:hover {
  color: var(--color-text);
  background: var(--color-nav-hover);
}

.ldnr-hero-menu__list a:hover::before {
  transform: translateX(3px);
}

/* ── Footer — toggle thème ── */
.ldnr-hero-menu__footer {
  display: flex;
  justify-content: flex-start;
  padding-top: 0.75rem;
  border-top: 1px solid var(--color-nav-border);
}

/* Override taille du toggle dans ce contexte */
.ldnr-hero-menu__footer .ldnr-theme-toggle {
  width: 30px;
  height: 30px;
  --lg-thickness: 20px;
  --lg-bezel:     10px;
}

/* ── Indicateur scroll ── */
#ldnr-scroll-hint {
  position: fixed;
  bottom: 2.25rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.7rem;
  pointer-events: none;
  opacity: 1;
  transition: opacity 0.4s ease;
}

#ldnr-scroll-hint.is-hidden {
  opacity: 0;
}

.ldnr-scroll-hint__text {
  font-family: var(--font-ui);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  white-space: nowrap;
}

.ldnr-scroll-hint__line {
  width: 1px;
  height: 42px;
  background: linear-gradient(to bottom, var(--color-text-muted), transparent);
  animation: ldnr-scroll-pulse 1.7s ease-in-out infinite;
  transform-origin: top center;
}

@keyframes ldnr-scroll-pulse {
  0%   { opacity: 0.3; transform: scaleY(0.6); }
  55%  { opacity: 0.9; transform: scaleY(1);   }
  100% { opacity: 0.3; transform: scaleY(0.6); }
}

/* ── Mouvement réduit ── */
@media (prefers-reduced-motion: reduce) {
  #ldnr-hero-sidebar { transition: opacity 0.3s ease; }
  #ldnr-hero-sidebar.is-hidden { opacity: 0; transform: translateY(-50%); }
  #ldnr-scroll-hint { transition: opacity 0.3s ease; }
  .ldnr-scroll-hint__line { animation: none; opacity: 0.5; }
}

/* ── Mobile — logo seul (au-dessus du PC 3D) + indicateur de scroll ──
   Le panneau nav (#ldnr-hero-menu) reste masqué : la navigation mobile
   passe par le hamburger du header standard (menu.js / menu.css).
   Le logo et le scroll-hint gardent le même comportement disparition-
   au-scroll que sur desktop (classe .is-hidden posée par menu.js). ── */
@media (max-width: 768px) {
  #ldnr-hero-sidebar {
    left: 50%;
    top: 2rem;
    transform: translateX(-50%);
  }
  #ldnr-hero-sidebar.is-hidden {
    transform: translateX(-50%) translateY(-140%);
  }
  #ldnr-hero-menu { display: none; }
  #ldnr-hero-logo img { width: 13rem; }

  #ldnr-scroll-hint { bottom: 1.75rem; }
}

@media (max-width: 768px) and (prefers-reduced-motion: reduce) {
  #ldnr-hero-sidebar.is-hidden { opacity: 0; transform: translateX(-50%); }
}