/* ============================================================
   NAV — Barra de navegación principal
   Extraído de style.css · Rediseño completo 2026-03
   ============================================================ */

/* ── Barra fija ── */
.ll-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: var(--ll-nav-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--ll-border);
  transition: background 0.4s ease;
}

.ll-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 5rem;
  gap: 1rem;
}

/* ── Logotipo ── */
.ll-nav-brand {
  font-family: var(--ff-serif);
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--ll-text);
  flex-shrink: 0;
}

/* ── Lista de ítems de primer nivel ── */
.ll-nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin: 0;
  padding: 0;
}

.ll-nav-links a {
  color: var(--ll-text);
  transition: color 0.2s;
}
.ll-nav-links a:hover {
  color: var(--ll-gold);
}

.ll-nav-links > li {
  position: relative;
}

/* ── Ítem con submenú — chevron indicador ── */
.ll-nav-item-has-submenu > a::after {
  content: '';
  display: inline-block;
  width: 0;
  height: 0;
  border-left: 3.5px solid transparent;
  border-right: 3.5px solid transparent;
  border-top: 4px solid currentColor;
  margin-left: 0.45rem;
  vertical-align: middle;
  opacity: 0.5;
  transition: transform 0.2s, opacity 0.2s;
}
.ll-nav-item-has-submenu:hover > a::after,
.ll-nav-item-has-submenu:focus-within > a::after {
  transform: rotate(180deg);
  opacity: 1;
}

/* ── Puente invisible — cubre el gap entre el trigger y el submenú
       para que el hover no se pierda al cruzar el espacio ── */
.ll-nav-item-has-submenu {
  position: relative;
}
.ll-nav-item-has-submenu::before {
  content: '';
  position: absolute;
  bottom: -0.5rem; /* igual al gap definido en top del submenú */
  left: -0.75rem;
  right: -0.75rem;
  height: 0.5rem;
  pointer-events: auto;
}

/* ============================================================
   SUBMENÚ — Rediseño profesional con grid 2 columnas
   ============================================================ */
.ll-nav-submenu {
  list-style: none;
  position: absolute;
  top: calc(100% + 0.5rem); /* gap pequeño para respiro visual */
  left: 0;

  /* Ancho ampliado para grid 2 columnas */
  min-width: 360px;
  max-height: 70vh;
  overflow-y: auto;

  /* Grid 2 columnas para los ítems de marca */
  display: grid;
  grid-template-columns: 1fr 1fr;

  background: var(--ll-card-bg, #fff);
  border: 1px solid var(--ll-border);
  border-top: 2px solid var(--ll-gold);
  border-radius: 0 0 10px 10px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.14), 0 4px 16px rgba(0, 0, 0, 0.06);

  padding: 0.5rem 0 0.75rem;
  margin: 0;

  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  pointer-events: none;
  transition:
    opacity 0.2s ease,
    transform 0.2s ease,
    visibility 0.2s ease;
  z-index: 80;

  scrollbar-width: thin;
  scrollbar-color: var(--ll-border) transparent;
}

html.dark .ll-nav-submenu {
  background: #1c1c1c;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.4), 0 4px 16px rgba(0, 0, 0, 0.2);
}

/* Etiqueta de sección en el submenú */
.ll-nav-submenu::before {
  content: 'Explorar por marca';
  display: block;
  grid-column: 1 / -1;
  padding: 0.25rem 1rem 0.5rem;
  font-size: 0.58rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--ll-muted);
  pointer-events: none;
}

/* Ítems que ocupan el ancho completo (divider + CTAs) */
.ll-nav-submenu li.ll-nav-submenu-divider,
.ll-nav-submenu li.ll-nav-submenu-action-item {
  grid-column: 1 / -1;
}

.ll-nav-submenu li {
  margin: 0;
}

/* Ítems de marca: font más legible, sin uppercase */
.ll-nav-submenu a {
  display: block;
  padding: 0.42rem 1rem;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  text-transform: none;
  color: var(--ll-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: background 0.12s, color 0.12s;
  border-radius: 4px;
  margin: 0 0.25rem;
}

.ll-nav-submenu a:hover,
.ll-nav-submenu a:focus-visible {
  background: rgba(224, 168, 86, 0.12);
  color: var(--ll-gold-dark);
  outline: none;
}

/* Divider */
.ll-nav-submenu li.ll-nav-submenu-divider {
  height: 1px;
  background: var(--ll-border);
  margin: 0.5rem 0.75rem;
  pointer-events: none;
}
/* Reset por si el <li> tiene <a> vacío */
.ll-nav-submenu li.ll-nav-submenu-divider a {
  display: none;
}

/* CTAs de acción (ver todo, ver catálogo) */
.ll-nav-submenu li.ll-nav-submenu-action-item a,
.ll-nav-submenu a.ll-nav-submenu-action {
  font-size: 0.67rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ll-gold-dark);
  padding: 0.5rem 1rem;
}
.ll-nav-submenu li.ll-nav-submenu-action-item a:hover,
.ll-nav-submenu a.ll-nav-submenu-action:hover {
  background: rgba(224, 168, 86, 0.1);
  color: var(--ll-gold);
}

/* Activar submenú */
.ll-nav-item-has-submenu:hover .ll-nav-submenu,
.ll-nav-item-has-submenu:focus-within .ll-nav-submenu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

/* ── CTA del nav ── */
.ll-nav-cta {
  padding: 0.6rem 1.5rem;
  background: var(--ll-text);
  color: var(--ll-text-inv);
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  white-space: nowrap;
  flex-shrink: 0;
  transition:
    background 0.3s,
    color 0.3s;
}
.ll-nav-cta:hover {
  background: var(--ll-gold);
  color: var(--ll-text);
}

/* ── Botón volver (single-vehicle) ── */
.ll-nav-back {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--ll-text);
  transition: color 0.2s;
}
.ll-nav-back:hover { color: var(--ll-gold); }
.ll-nav-back svg { transition: transform 0.2s; }
.ll-nav-back:hover svg { transform: translateX(-3px); }

/* ============================================================
   HAMBURGUESA — visible solo en mobile
   ============================================================ */
.ll-nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 26px;
  height: 18px;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
  flex-shrink: 0;
}
.ll-nav-hamburger span {
  display: block;
  height: 2px;
  background: var(--ll-text);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.2s ease;
}
.ll-nav-hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
.ll-nav-hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.ll-nav-hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* ============================================================
   DRAWER MOBILE
   ============================================================ */
.ll-nav-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(340px, 88vw);
  background: var(--ll-bg);
  border-left: 1px solid var(--ll-border);
  z-index: 200;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.32s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}
html.dark .ll-nav-drawer {
  background: #111;
}
.ll-nav-drawer.is-open {
  transform: translateX(0);
}

/* Overlay oscuro detrás del drawer */
.ll-nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  z-index: 190;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.32s ease;
}
.ll-nav-overlay.is-visible {
  opacity: 1;
  pointer-events: auto;
}

/* ── Header del drawer ── */
.ll-nav-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--ll-border);
  flex-shrink: 0;
}
.ll-nav-drawer-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: none;
  border: 1px solid var(--ll-border);
  border-radius: 50%;
  cursor: pointer;
  color: var(--ll-text);
  font-size: 1.1rem;
  line-height: 1;
  transition: border-color 0.2s, color 0.2s;
}
.ll-nav-drawer-close:hover {
  border-color: var(--ll-gold);
  color: var(--ll-gold);
}

/* ── Cuerpo del drawer ── */
.ll-nav-drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: 0.5rem 0;
  scrollbar-width: thin;
}

/* ── Footer del drawer ── */
.ll-nav-drawer-footer {
  flex-shrink: 0;
  padding: 1.25rem 1.5rem;
  border-top: 1px solid var(--ll-border);
}
.ll-nav-drawer-footer .ll-nav-cta {
  display: block;
  text-align: center;
  width: 100%;
}

/* ── Lista de ítems del drawer ── */
.ll-nav-drawer-links {
  list-style: none;
  margin: 0;
  padding: 0;
}

/* Ítem de primer nivel */
.ll-nav-drawer-links > li > a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.95rem 1.5rem;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ll-text);
  border-bottom: 1px solid var(--ll-border);
  transition: color 0.2s;
}
.ll-nav-drawer-links > li > a:hover {
  color: var(--ll-gold);
}

/* Flecha indicadora de submenú en drawer */
.ll-nav-drawer-links .ll-nav-item-has-submenu > a::after {
  content: '';
  display: block;
  width: 0;
  height: 0;
  border-top: 4px solid transparent;
  border-bottom: 4px solid transparent;
  border-left: 5px solid currentColor;
  opacity: 0.4;
  flex-shrink: 0;
  transition: transform 0.25s, opacity 0.2s;
  margin-left: auto;
  /* Quitar el chevron de desktop heredado */
  border-radius: 0;
}
.ll-nav-drawer-links .ll-nav-item-has-submenu.is-open > a::after {
  transform: rotate(90deg);
  opacity: 0.9;
}

/* Submenú en acordeón (mobile) */
.ll-nav-drawer-links .ll-nav-submenu {
  /* Reset de estilos de desktop */
  position: static;
  opacity: 1;
  visibility: hidden;
  pointer-events: none;
  transform: none;
  box-shadow: none;
  border: none;
  border-top: none;
  border-radius: 0;
  background: var(--ll-input-bg);
  display: block; /* no grid en drawer */
  max-height: 0;
  overflow: hidden;
  padding: 0;
  transition: max-height 0.3s ease, visibility 0s linear 0.3s;
  z-index: auto;
  min-width: 0;
}
html.dark .ll-nav-drawer-links .ll-nav-submenu {
  background: #161616;
}
/* Ocultar el pseudo-header "Explorar por marca" en drawer */
.ll-nav-drawer-links .ll-nav-submenu::before {
  display: none;
}

/* Submenú abierto en drawer */
.ll-nav-drawer-links .ll-nav-item-has-submenu.is-open .ll-nav-submenu {
  visibility: visible;
  pointer-events: auto;
  max-height: 600px;
  transition: max-height 0.35s ease, visibility 0s linear 0s;
}

/* Ítems del submenú en drawer */
.ll-nav-drawer-links .ll-nav-submenu li {
  grid-column: unset;
}
.ll-nav-drawer-links .ll-nav-submenu a {
  display: block;
  padding: 0.6rem 1.5rem 0.6rem 2.25rem;
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: none;
  letter-spacing: 0;
  white-space: normal;
  margin: 0;
  border-radius: 0;
  color: var(--ll-text);
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}
html.dark .ll-nav-drawer-links .ll-nav-submenu a {
  border-bottom-color: rgba(255, 255, 255, 0.04);
}
.ll-nav-drawer-links .ll-nav-submenu a:hover {
  background: rgba(224, 168, 86, 0.1);
  color: var(--ll-gold-dark);
}

/* Divider en drawer */
.ll-nav-drawer-links .ll-nav-submenu .ll-nav-submenu-divider {
  grid-column: unset;
  margin: 0.3rem 1.5rem;
}

/* CTAs en drawer: igual que ítems normales pero con color especial */
.ll-nav-drawer-links .ll-nav-submenu .ll-nav-submenu-action-item a,
.ll-nav-drawer-links .ll-nav-submenu a.ll-nav-submenu-action {
  color: var(--ll-gold-dark);
  font-weight: 700;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding-left: 2.25rem;
}

/* ============================================================
   RESPONSIVE — breakpoints
   ============================================================ */
@media (max-width: 900px) {
  /* Ocultar ítems del nav en tablet, mostrar hamburguesa */
  .ll-nav-links {
    display: none;
  }
  .ll-nav-hamburger {
    display: flex;
  }
}

@media (min-width: 901px) {
  /* Ocultar drawer en desktop */
  .ll-nav-drawer,
  .ll-nav-overlay {
    display: none;
  }
}

/* ============================================================
   DARK MODE — overrides específicos del nav
   ============================================================ */
html.dark .ll-nav-submenu a:hover,
html.dark .ll-nav-submenu a:focus-visible {
  background: rgba(224, 168, 86, 0.1);
}