/* =========================================================
   NAV — Header global premium
   ========================================================= */

#site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  min-height: var(--header-h);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  padding: 20px clamp(20px, 4vw, 56px);
  opacity: 0;
  transform: translateY(-12px);
  transition: opacity 0.6s var(--ease-soft), transform 0.6s var(--ease-soft), background 0.35s var(--ease-soft), border-color 0.35s var(--ease-soft);
  background: linear-gradient(to bottom, rgba(7, 11, 20, 0.88), rgba(7, 11, 20, 0.38), rgba(7, 11, 20, 0));
  border-bottom: 1px solid transparent;
}
#site-header.is-visible { opacity: 1; transform: translateY(0); }
#site-header.is-scrolled {
  min-height: 74px;
  background: rgba(7, 11, 20, 0.82);
  backdrop-filter: blur(18px);
  border-bottom-color: var(--line);
}

.logo-mark {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.logo-mark svg {
  width: 36px;
  height: 36px;
  filter: drop-shadow(0 0 16px rgba(227,43,32,0.35));
}
.logo-text {
  font-family: var(--font-display);
  font-size: clamp(0.96rem, 1.2vw, 1.15rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.055em;
  text-transform: uppercase;
}
.logo-text span {
  display: block;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 0.54rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--text-tertiary);
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(18px, 2vw, 34px);
}
.site-nav a {
  position: relative;
  padding: 10px 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--text-secondary);
  transition: color 0.25s var(--ease-soft), text-shadow 0.25s var(--ease-soft);
}
.site-nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 5px;
  width: 0;
  height: 1px;
  background: var(--red);
  box-shadow: 0 0 12px var(--red-glow);
  transition: width 0.3s var(--ease-soft);
}
.site-nav a:hover,
.site-nav a.active {
  color: var(--text-primary);
  text-shadow: 0 0 18px rgba(255,255,255,0.14);
}
.site-nav a:hover::after,
.site-nav a.active::after { width: 100%; }

#nav-cta {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border: 1px solid var(--red);
  border-radius: 12px;
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
  transition: background 0.25s var(--ease-soft), box-shadow 0.25s var(--ease-soft), transform 0.25s var(--ease-soft);
}
#nav-cta:hover {
  background: var(--red);
  transform: translateY(-1px);
  box-shadow: 0 18px 38px rgba(227,43,32,0.25);
}

#nav-toggle {
  display: none;
  position: relative;
  z-index: 220;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 12px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  background: rgba(255,255,255,0.035);
}
#nav-toggle span {
  width: 18px;
  height: 1px;
  background: var(--text-primary);
  transition: transform 0.3s var(--ease-soft), opacity 0.3s var(--ease-soft);
}
#nav-toggle.is-active span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
#nav-toggle.is-active span:nth-child(2) { opacity: 0; }
#nav-toggle.is-active span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

#mobile-nav { display: none; }

@media (max-width: 1120px) {
  .site-nav { gap: 16px; }
  .site-nav a { font-size: 0.64rem; }
}
@media (max-width: 920px) {
  #site-nav-links, #nav-cta { display: none; }
  #nav-toggle { display: flex; }
  #mobile-nav {
    display: flex;
    position: fixed;
    inset: 0;
    z-index: 199;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 22px;
    padding: 90px 24px 40px;
    background:
      radial-gradient(circle at 50% 10%, rgba(227,43,32,0.16), transparent 36%),
      rgba(4, 7, 14, 0.98);
    transform: translateY(-100%);
    transition: transform 0.48s var(--ease-control);
  }
  #mobile-nav.is-open { transform: translateY(0); }
  #mobile-nav a:not(.btn-primary) {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(1.3rem, 6vw, 2.2rem);
    line-height: 1.05;
    text-transform: uppercase;
    color: var(--text-primary);
  }
  #mobile-nav .mono-stat {
    margin-top: 10px;
    max-width: 260px;
    text-align: center;
    line-height: 1.6;
    font-size: 0.68rem;
    color: var(--text-tertiary);
    letter-spacing: 0.12em;
  }
}
/* --- ANIMACIÓN LOGO CABECERA --- */
.impoex-navbar-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
  position: relative;
  width: fit-content;
  overflow: hidden; /* Oculta las letras antes de deslizarse */
  padding: 5px 10px;
}

.brand-icon {
  width: 48px; /* Tamaño ajustado para la barra de navegación */
  height: 52px;
  position: relative;
  z-index: 2;
  /* La animación: 1s rotando, y luego 0.8s deslizándose a la izquierda */
  animation: 
    spinIcon 1s cubic-bezier(0.25, 1, 0.5, 1) forwards,
    slideIcon 0.8s cubic-bezier(0.25, 1, 0.5, 1) 1s forwards;
}

.brand-icon svg {
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.3));
}

@keyframes spinIcon {
  0% {
    transform: translateX(70px) rotate(-360deg) scale(0);
    opacity: 0;
  }
  100% {
    transform: translateX(70px) rotate(0deg) scale(1);
    opacity: 1;
  }
}

@keyframes slideIcon {
  0% { transform: translateX(70px); }
  100% { transform: translateX(0); }
}

.impoex-navbar-brand .brand-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  margin-left: 12px;
  opacity: 0;
  /* Aparece desde atrás del logo después de 1 segundo */
  animation: revealText 0.8s cubic-bezier(0.25, 1, 0.5, 1) 1s forwards;
}

@keyframes revealText {
  0% {
    opacity: 0;
    transform: translateX(-40px);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Tipografía de la cabecera */
.nav-grupo {
  color: #e12f22; 
  font-size: 0.6rem;
  font-weight: 800;
  letter-spacing: 0.35em;
  line-height: 1;
  margin-left: 2px;
}

.nav-impoex {
  color: #ffffff; 
  font-size: 1.6rem;
  font-weight: 900;
  letter-spacing: 0.02em;
  line-height: 0.85;
}

.nav-tagline {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.55rem;
  margin-top: 4px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}


/* =========================================================
   NAV — fixes auditados
   Mantiene un solo header principal y asegura visibilidad
   cuando la intro termina o se omite.
   ========================================================= */

body.impoex-intro-passed #site-header,
body.impoex-intro-skipped #site-header,
body.no-intro #site-header {
  opacity: 1;
  transform: translateY(0);
}

#site-header .site-nav,
#site-header #nav-cta,
#site-header #nav-toggle {
  flex-shrink: 0;
}

@media (max-width: 920px) {
  #site-header {
    min-height: 72px;
  }

  .impoex-navbar-brand {
    max-width: calc(100vw - 92px);
  }

  .impoex-navbar-brand .brand-text {
    min-width: 0;
  }

  .nav-tagline {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
}
/* =========================
   SUBMENU CERTIFICACIONES — SOLO ADN IMPOEX
   ========================= */

.nav-cert-menu {
  position: relative;
  display: flex;
  align-items: center;
}

/* Área invisible para que no se cierre al bajar el mouse */
.nav-cert-menu::after {
  content: "";
  position: absolute;
  left: -36px;
  right: -36px;
  top: 100%;
  height: 42px;
  background: transparent;
}

.nav-cert-link {
  position: relative;
  display: inline-flex !important;
  align-items: center;
  gap: 8px;
}

/* Flecha blanca al lado de Certificaciones */
.nav-cert-arrow {
  width: 6px;
  height: 6px;
  display: inline-block;
  border-right: 1.5px solid #fff;
  border-bottom: 1.5px solid #fff;
  transform: rotate(45deg) translateY(-2px);
  opacity: 0.9;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.nav-cert-menu:hover .nav-cert-arrow,
.nav-cert-menu:focus-within .nav-cert-arrow {
  transform: rotate(225deg) translateY(-1px);
  opacity: 1;
}

/* Limpieza: elimina cualquier rastro del menú anterior */
.nav-cert-motion,
.nav-cert-route,
.nav-cert-ship,
.nav-submenu-featured,
.nav-submenu-link,
.nav-parent::after,
.nav-cert-link::after,
.nav-cert-dropdown::before {
  display: none !important;
  content: none !important;
}

/* Caja desplegable */
.nav-cert-dropdown {
  position: absolute;
  top: calc(100% + 18px);
  left: 50%;
  width: 330px;
  padding: 14px;
  border-radius: 24px;
  background:
    radial-gradient(circle at 18% 18%, rgba(227, 43, 32, 0.13), transparent 34%),
    linear-gradient(145deg, rgba(8, 13, 25, 0.98), rgba(4, 8, 16, 0.98));
  border: 1px solid rgba(255,255,255,0.11);
  box-shadow:
    0 34px 90px rgba(0,0,0,0.46),
    inset 0 1px 0 rgba(255,255,255,0.06);
  backdrop-filter: blur(18px);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 12px);
  transition: opacity 0.25s ease, transform 0.25s ease;
  z-index: 100;
}

.nav-cert-menu:hover .nav-cert-dropdown,
.nav-cert-menu:focus-within .nav-cert-dropdown {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, 0);
}

/* Card ADN con imagen */
.nav-cert-adn-card {
  position: relative;
  min-height: 190px;
  display: flex !important;
  flex-direction: column;
  justify-content: flex-end;
  gap: 7px;
  padding: 20px !important;
  overflow: hidden;
  border-radius: 20px;
  text-decoration: none;
  isolation: isolate;
  background:
    linear-gradient(180deg, rgba(5,9,17,0.08), rgba(5,9,17,0.92)),
    var(--nav-cert-image) center / cover no-repeat;
  border: 1px solid rgba(255,255,255,0.10);
  box-shadow:
    0 24px 60px rgba(0,0,0,0.34),
    inset 0 1px 0 rgba(255,255,255,0.06);
  transition:
    transform 0.28s ease,
    border-color 0.28s ease,
    box-shadow 0.28s ease;
}

.nav-cert-adn-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(135deg, rgba(227,43,32,0.18), transparent 42%),
    linear-gradient(180deg, transparent 18%, rgba(2,7,17,0.92) 100%);
}

.nav-cert-adn-card:hover {
  transform: translateY(-2px);
  border-color: rgba(227,43,32,0.38);
  box-shadow:
    0 30px 72px rgba(0,0,0,0.44),
    0 0 34px rgba(227,43,32,0.12),
    inset 0 1px 0 rgba(255,255,255,0.07);
}

.nav-cert-adn-card span {
  width: fit-content;
  padding: 7px 11px;
  border-radius: 999px;
  background: rgba(5, 9, 17, 0.72);
  border: 1px solid rgba(255,255,255,0.10);
  color: #ffaaa5;
  font-family: var(--font-mono);
  font-size: 0.54rem;
  letter-spacing: 0.15em;
  line-height: 1;
  text-transform: uppercase;
}

.nav-cert-adn-card strong {
  color: #fff;
  font-family: var(--font-display);
  font-size: 1.35rem;
  line-height: 1;
  letter-spacing: -0.03em;
  text-transform: uppercase;
}

.nav-cert-adn-card small {
  max-width: 250px;
  color: rgba(255,255,255,0.74);
  font-size: 0.76rem;
  line-height: 1.38;
  letter-spacing: 0;
  text-transform: none;
}

/* Evita que el submenu se salga en pantallas medianas */
@media (max-width: 1180px) {
  .nav-cert-dropdown {
    left: auto;
    right: 0;
    transform: translateY(12px);
  }

  .nav-cert-menu:hover .nav-cert-dropdown,
  .nav-cert-menu:focus-within .nav-cert-dropdown {
    transform: translateY(0);
  }
}

/* En móvil se usa el menú móvil */
@media (max-width: 980px) {
  .nav-cert-dropdown {
    display: none;
  }
}

/* =========================================================
   LANGUAGE SWITCH — ES / EN
   ========================================================= */
.language-switch {
  min-height: 38px;
  min-width: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 13px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.18);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  text-decoration: none;
  background: rgba(255,255,255,.055);
  backdrop-filter: blur(12px);
  transition: background .25s var(--ease-soft), border-color .25s var(--ease-soft), transform .25s var(--ease-soft);
}

.language-switch:hover {
  background: rgba(227,43,32,.18);
  border-color: rgba(227,43,32,.62);
  transform: translateY(-1px);
}

#mobile-nav .language-switch {
  width: auto;
  min-width: 70px;
  font-family: var(--font-mono) !important;
  font-size: .8rem !important;
  letter-spacing: .14em;
  border: 1px solid rgba(227,43,32,.55);
  padding: 10px 18px;
  border-radius: 999px;
}

@media (max-width: 920px) {
  #site-header > .language-switch {
    display: none;
  }
}