/* =============================================
   styles.css — Base compartida global
   Contiene: variables, reset, navegacion, footer
   ============================================= */

:root {
  --fondo: #151515;
  --fondo-elevado: #1a1a1a;
  --fondo-suave: #181a1d;
  --texto: #ffffff;
  --texto-suave: #f1f1f1;
  --resalte: #d6d6d6;
  --borde: #2a2a2a;
  --acento: #e7d818;
  --espaciado-menu: 20px;
  --portada-logo-superior: 44px;
  --portada-columnas: minmax(420px, 55%) minmax(390px, 45%);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: radial-gradient(circle at 15% 0%, #202020 0%, #151515 40%, #121212 100%);
  color: var(--texto);
  font-family: Montserrat, "Segoe UI", Tahoma, sans-serif;
  overflow-x: hidden;
}

img, video {
  max-width: 100%;
  height: auto;
}

/* ── Header / Barra superior ─────────────────── */
.barra-superior {
  width: 100%;
  position: sticky;
  top: 0;
  z-index: 1200;
  overflow: visible;
  background: linear-gradient(90deg, rgba(22, 22, 22, 0.95) 0%, rgba(26, 26, 26, 0.95) 45%, rgba(20, 20, 20, 0.95) 100%);
  border-bottom: 1px solid #2a3340;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.28);
}

.barra-navegacion {
  min-height: 76px;
  padding: 0 26px;
  margin: 0 auto;
  max-width: 1920px;
  overflow: visible;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.marca {
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--texto);
  text-decoration: none;
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 0.6px;
  white-space: nowrap;
  transition: color 0.2s ease;
}

.logo-header {
  height: 44px;
  width: auto;
  object-fit: contain;
}

.marca:hover,
.marca:focus-visible {
  color: var(--acento);
}

/* ── Menu principal ──────────────────────────── */
.menu-principal {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  overflow: visible;
  align-items: center;
  gap: var(--espaciado-menu);
}

.menu-principal>li {
  position: relative;
}

.menu-principal>li.con-submenu::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  height: 16px;
}

.menu-principal a {
  color: var(--texto-suave);
  text-decoration: none;
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.15px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 2px;
  position: relative;
  transition: color 0.2s ease;
}

.menu-principal>li>a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -7px;
  height: 2px;
  background: var(--acento);
  opacity: 0;
  transform: scaleX(0.4);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

@media (hover: hover) {
  .menu-principal a:hover {
    color: var(--resalte);
  }
}

.menu-principal>li>a:focus-visible::after,
.menu-principal>li>a.active::after,
.menu-principal>li.con-submenu:focus-within>a::after {
  opacity: 1;
  transform: scaleX(1);
}

@media (hover: hover) {
  .menu-principal>li>a:hover::after {
    opacity: 1;
    transform: scaleX(1);
  }
}

.menu-principal a.active {
  font-weight: 700;
  color: #ffffff;
}

.menu-principal a:focus-visible,
.boton-menu:focus-visible,
.submenu a:focus-visible {
  outline: 2px solid var(--acento);
  outline-offset: 2px;
}

/* ── Submenú ─────────────────────────────────── */
.submenu {
  list-style: none;
  margin: 0;
  padding: 8px 0;
  position: absolute;
  left: 0;
  top: calc(100% + 6px);
  min-width: 270px;
  background: linear-gradient(180deg, #1d2025 0%, #181b20 100%);
  border: 1px solid #2a2e35;
  border-radius: 10px;
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.35);
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
  z-index: 1300;
  pointer-events: none;
}

/* Interacciones CSS nativas: SOLO en dispositivos con ratón (Desktop) */
@media (hover: hover) {
  .con-submenu:focus-within .submenu,
  .con-submenu:hover .submenu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
  }

  .con-submenu:focus-within .submenu.menu-destacado,
  .con-submenu:hover .submenu.menu-destacado {
    animation: revelarDestacado 0.24s cubic-bezier(0.22, 1, 0.36, 1);
  }
}

/* Interacción forzada por JS: TODOS los dispositivos táctiles (Mobile, Tablet) */
.con-submenu.submenu-abierto .submenu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.con-submenu.submenu-abierto .submenu.menu-destacado {
  animation: revelarDestacado 0.24s cubic-bezier(0.22, 1, 0.36, 1);
}

.submenu a {
  width: 100%;
  padding: 11px 14px;
  border-bottom: 1px solid #2a2f38;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
}

.submenu a:hover,
.submenu a:focus-visible {
  background: #242831;
  color: #ffffff;
}

.submenu.menu-destacado {
  min-width: 560px;
  padding: 14px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.submenu.menu-destacado.submenu-sede {
  left: 50%;
  right: auto;
  width: min(340px, calc(100vw - 24px));
  min-width: 280px;
  grid-template-columns: 1fr;
  transform: translate(-50%, 6px);
}

.submenu.menu-destacado.submenu-sede li:last-child {
  grid-column: auto;
}

.con-submenu:focus-within .submenu.menu-destacado.submenu-sede {
  animation: revelarDestacadoSede 0.24s cubic-bezier(0.22, 1, 0.36, 1);
  transform: translate(-50%, 0);
}

@media (hover: hover) {
  .con-submenu:hover .submenu.menu-destacado.submenu-sede {
    animation: revelarDestacadoSede 0.24s cubic-bezier(0.22, 1, 0.36, 1);
    transform: translate(-50%, 0);
  }
}

@keyframes revelarDestacadoSede {
  0% {
    opacity: 0;
    transform: translate(-50%, 12px) scale(0.97);
  }

  100% {
    opacity: 1;
    transform: translate(-50%, 0) scale(1);
  }
}

.submenu.menu-destacado li:last-child {
  grid-column: 1 / -1;
}

.submenu.menu-destacado a {
  min-height: 90px;
  border: 1px solid #2b313b;
  border-radius: 10px;
  border-bottom: 1px solid #2b313b;
  padding: 12px 14px;
  white-space: normal;
  background: linear-gradient(180deg, rgba(35, 40, 49, 0.86) 0%, rgba(28, 31, 38, 0.92) 100%);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 5px;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.submenu.menu-destacado a:hover,
.submenu.menu-destacado a:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(231, 216, 24, 0.72);
  background: linear-gradient(180deg, rgba(46, 52, 64, 0.95) 0%, rgba(33, 38, 47, 0.95) 100%);
}

.submenu.menu-destacado a.active {
  border-color: rgba(231, 216, 24, 0.85);
  background: linear-gradient(180deg, rgba(53, 58, 67, 0.95) 0%, rgba(38, 43, 52, 0.95) 100%);
}

.titulo-destacado {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.2;
  color: #ffffff;
}

.descripcion-destacada {
  font-size: 12px;
  line-height: 1.35;
  color: #c8d0dc;
}

@keyframes revelarDestacado {
  0% {
    opacity: 0;
    transform: translateY(12px) scale(0.97);
  }

  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.submenu:not(.menu-destacado) li:last-child a {
  border-bottom: 0;
}

.indicador {
  position: relative;
  width: 9px;
  height: 9px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-1px);
  display: inline-block;
  transition: transform 0.2s ease;
}

/* Hitbox extendido para pantalla táctil */
.indicador::after {
  content: '';
  position: absolute;
  top: -15px;
  right: -15px;
  bottom: -15px;
  left: -20px;
}

.enlace-busqueda svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

/* ── Botón menú móvil ────────────────────────── */
.boton-menu {
  display: none;
  width: 48px;
  height: 48px;
  border: 0;
  background: transparent;
  padding: 6px;
  cursor: pointer;
}

.boton-menu span {
  display: block;
  width: 24px;
  height: 2px;
  margin: 3px 0;
  background: var(--texto);
  transition: transform 220ms ease, opacity 180ms ease, background 120ms ease;
  transform-origin: center;
  border-radius: 2px;
  position: relative;
  z-index: 1400;
}

/* Estado abierto: animar a 'X' para indicar cierre */
.boton-menu[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.boton-menu[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.boton-menu[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* Asegurar en móvil que las tres líneas sean visibles y no queden recortadas */
@media (max-width: 900px) {
  .boton-menu {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 48px;
    height: 48px;
    padding: 6px;
    background: transparent;
    z-index: 1405;
  }

  .boton-menu span {
    margin: 3px 0;
    height: 2px;
    width: 24px;
  }
}

/* ── Footer ──────────────────────────────────── */
.pie-sitio {
  background: linear-gradient(90deg, #222326 0%, #2a2c30 48%, #26282c 100%);
}

.pie-sitio-contenido {
  max-width: 1920px;
  min-height: 116px;
  margin: 0 auto;
  padding: 20px 28px;
  display: grid;
  grid-template-columns: auto auto auto;
  align-items: center;
  justify-content: center;
  gap: 72px;
}

.pie-marca img {
  width: min(155px, 18vw);
  height: auto;
  display: block;
}

.pie-columna p {
  margin: 0 0 8px;
  color: #ffffff;
  font-size: 13px;
  line-height: 1.35;
  font-weight: 500;
}

.pie-columna p:last-child {
  margin-bottom: 0;
}

.pie-columna-contacto {
  justify-self: start;
  margin-left: 0;
  text-align: left;
}

.pie-columna-contacto p {
  display: flex;
  align-items: center;
  gap: 0.8em;
}

.pie-columna-contacto span {
  display: flex;
  flex-direction: column;
  line-height: 1.3;
}

/* Icono de ubicación en pie de página */
.icono-ubicacion {
  width: 2em;
  height: 2.5em;
  vertical-align: middle;
  margin-right: 0.45em;
  margin-bottom: 2px;
  opacity: 0.85;
}

/* ── Media queries ─────────────────────────── */
@media (max-width: 1200px) {
  .marca {
    font-size: 15px;
  }

  .menu-principal a {
    font-size: 14px;
  }

  .menu-principal {
    gap: 14px;
  }

  .pie-sitio-contenido {
    grid-template-columns: auto auto auto;
    justify-content: center;
    gap: 42px;
    padding: 18px 20px;
  }

  .pie-columna-contacto {
    margin-left: 0;
  }

  .pie-marca img {
    width: min(138px, 20vw);
  }

  .pie-columna p {
    font-size: 12px;
  }
}

@media (max-width: 900px) {
  .barra-navegacion {
    padding: 0 18px;
    gap: 12px;
  }

  .marca {
    font-size: 14px;
    white-space: normal;
    line-height: 1.3;
    gap: 10px;
  }

  .boton-menu {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    z-index: 1350;
    flex-shrink: 0;
  }

  /* Menú móvil: usar fixed para que no altere el flujo y evitar 'layout shift' */
  .menu-principal {
    display: none;
    position: fixed;
    left: 0;
    right: 0;
    top: 76px;
    max-height: calc(100vh - 76px);
    overflow: auto;
    -webkit-overflow-scrolling: touch;
    background: linear-gradient(180deg, #1c1f24 0%, #171a1f 100%);
    border-top: 1px solid var(--borde);
    border-bottom: 1px solid #2a2e35;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.42);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 10px 18px;
    z-index: 1330;
    will-change: transform, opacity;
    transform: translateZ(0);
  }

  .menu-principal.is-open {
    display: flex;
  }

  .menu-principal li {
    width: 100%;
  }

  .menu-principal>li.con-submenu::after {
    display: none;
  }

  .menu-principal a {
    width: 100%;
    font-size: 18px;
    padding: 14px 0;
    border-bottom: 1px solid #262626;
  }

  .menu-principal>li>a::after {
    bottom: 4px;
    right: auto;
    width: 56px;
    left: 0;
  }

  .submenu {
    position: static;
    min-width: 0;
    width: 100%;
    opacity: 1;
    visibility: visible;
    transform: none;
    background: transparent;
    border: 0;
    border-radius: 0;
    box-shadow: none;
    padding: 0 0 6px 12px;
    display: none;
    pointer-events: auto;
    will-change: transform, opacity;
    transform: translateZ(0);
  }

  .con-submenu.submenu-abierto .submenu {
    display: block;
  }

  .submenu.menu-destacado {
    min-width: 0;
    padding: 0 0 6px 12px;
    grid-template-columns: 1fr;
    gap: 0;
  }

  .con-submenu.submenu-abierto .submenu.menu-destacado {
    display: grid;
  }

  .submenu a {
    border-bottom: 1px solid #202329;
    padding: 14px 0 14px 24px;
    font-size: 16px;
    color: #d7d8db;
    background: rgba(255, 255, 255, 0.03);
    transition: background 160ms ease, color 160ms ease, opacity 160ms ease;
  }

  /* Mejor contraste en hover para móviles: indicar claramente interactividad */
  .submenu a:hover,
  .submenu a:focus-visible {
    background: rgba(231, 216, 24, 0.06);
    color: #ffffff;
    text-decoration: none;
    opacity: 1;
  }

  .submenu.menu-destacado a {
    min-height: 44px;
    border: 0;
    border-bottom: 1px solid #202329;
    border-radius: 0;
    padding: 14px 0 14px 24px;
    background: rgba(255, 255, 255, 0.03);
    gap: 2px;
    transform: none;
  }

  .submenu.menu-destacado a:hover,
  .submenu.menu-destacado a:focus-visible,
  .submenu.menu-destacado a.active {
    border-color: #202329;
    background: transparent;
    transform: none;
  }

  .submenu.menu-destacado .descripcion-destacada {
    display: none;
  }

  /* Asegurar que el submenú de "SEDE" sea totalmente visible en móviles */
  .submenu.menu-destacado.submenu-sede {
    width: 100% !important;
    min-width: 0 !important;
    padding: 6px 0 6px 12px;
    box-sizing: border-box;
    transform: none !important;
    left: auto !important;
    right: auto !important;
  }

  .submenu.menu-destacado.submenu-sede li {
    width: 100%;
  }

  .submenu.menu-destacado.submenu-sede .enlace-destacado {
    display: block;
    padding-left: 24px;
    padding-top: 14px;
    padding-bottom: 14px;
  }

  /* Submenú encima del resto cuando se abre */
  .menu-principal.is-open,
  .menu-principal {
    z-index: 1330;
  }

  .submenu {
    z-index: 1340;
  }

  .con-submenu>a {
    justify-content: space-between;
  }

  .con-submenu.submenu-abierto>a .indicador {
    transform: rotate(225deg) translateY(1px);
  }

  .enlace-busqueda svg {
    width: 20px;
    height: 20px;
  }  /* Mejoras adicionales para footer en móviles */
  .pie-sitio {
    background: #18191b;
    border-top: 0;
    box-shadow: none;
  }

  .pie-sitio-contenido {
    padding: 24px 16px;
    grid-template-columns: 1fr;
    align-items: center;
    justify-items: center;
    gap: 20px;
    text-align: center;
    min-height: auto;
  }

  .pie-marca img {
    width: min(180px, 50vw);
    display: block;
    margin: 0 auto;
  }

  .pie-columna p {
    margin: 0;
    color: #e6e7e9;
    font-size: 15px;
    line-height: 1.5;
    font-weight: 500;
    text-align: center;
  }

  .pie-columna-contacto {
    justify-self: center;
    margin-left: 0;
  }

  .pie-columna-contacto p {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 8px;
    padding: 0 10px;
  }

  .icono-ubicacion {
    flex-shrink: 0;
    width: 2.2em;
    height: auto;
    margin: 0 0 4px 0;
    opacity: 0.95;
  }
}

/* Apply backdrop blur only on wider screens to avoid repaint on mobile */
@media (min-width: 901px) {
  .barra-superior {
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
  }
}

/* Promote images & PDF canvases to their own compositing layer to reduce flicker */
.paginas-pdf,
.paginas-pdf canvas,
.portada-imagen,
.vision-logo,
.portada-logo,
.logo-header {
  -webkit-transform: translateZ(0);
  transform: translateZ(0);
  backface-visibility: hidden;
  will-change: transform, opacity;
}

.paginas-pdf {
  -webkit-overflow-scrolling: touch;
}

.paginas-pdf canvas {
  display: block;
  max-width: 100%;
  height: auto;
  image-rendering: auto;
}