/* ============================================
   HME84 v3 — Global styles
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;1,300;1,400&family=Inter:wght@300;400;500&display=swap');
@import './tokens.css';

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  /* Alineado con .nav-inner height; overlay/búsqueda deben empezar bajo el header fijo */
  --nav-header-height: 72px;
}

body {
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* --- Tipografía --- */
h1, h2, h3 {
  font-family: var(--font-serif);
  font-weight: 300;
  line-height: 1.2;
}
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.6rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.8rem); }

p { color: var(--text-secondary); max-width: 60ch; }
a { color: inherit; text-decoration: none; }

/* --- Contenedor --- */
.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}
@media (max-width: 640px) {
  .container { padding: 0 var(--space-md); }
}

/* --- Sección base --- */
section {
  padding: var(--space-2xl) 0;
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
section.visible {
  opacity: 1;
  transform: translateY(0);
}
.section-eyebrow {
  display: flex; align-items: center; gap: var(--space-sm);
  margin-bottom: var(--space-md);
}
.section-eyebrow::before {
  content: ''; display: block;
  width: 20px; height: 1px; background: var(--accent);
}
.section-eyebrow span {
  font-size: 11px; font-weight: 500; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--accent);
}

/* --- Cards --- */
.card {
  background: var(--bg-card);
  border: 0.5px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--space-lg);
  transition: border-color var(--ease);
}
.card:hover { border-color: var(--border-mid); }
.card-accent {
  border-color: var(--accent-border);
  background: linear-gradient(135deg, var(--bg-card), rgba(168,212,41,0.04));
}

/* --- Botones — sistema editorial (misma familia que icon controls / nav) --- */
.btn {
  appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 1.2;
  padding: 11px 22px;
  border-radius: var(--control-radius-pill);
  cursor: pointer;
  border: 1px solid transparent;
  transition:
    color 0.2s ease,
    background 0.2s ease,
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    transform 0.15s ease,
    filter 0.2s ease;
}
.btn:active:not(:disabled) {
  transform: scale(0.98);
}
.btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.btn:disabled {
  opacity: 0.42;
  cursor: not-allowed;
  pointer-events: none;
}
.btn-primary {
  color: var(--bg);
  border-color: transparent;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0) 44%),
    var(--accent);
  box-shadow: var(--control-shadow);
}
.btn-primary:hover {
  box-shadow: var(--control-shadow-hover);
  filter: brightness(1.04);
}
.btn-ghost {
  background: var(--control-surface);
  color: var(--text-secondary);
  border-color: var(--control-border);
  box-shadow: var(--control-inset-highlight);
}
.btn-ghost:hover {
  color: var(--text-primary);
  background: var(--control-surface-hover);
  border-color: var(--control-border-strong);
}

/* Icon / circular — nav, dismiss, densidad compacta (mejor que domo 3D: plano + borde + luz inset) */
.btn-icon {
  appearance: none;
  width: var(--control-icon);
  height: var(--control-icon);
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--control-border);
  background: var(--control-surface);
  color: var(--text-secondary);
  cursor: pointer;
  box-shadow: var(--control-shadow);
  transition:
    color 0.2s ease,
    background 0.2s ease,
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    transform 0.15s ease;
  text-decoration: none;
  flex-shrink: 0;
}
.btn-icon:hover {
  color: var(--text-primary);
  background: var(--control-surface-hover);
  border-color: var(--accent-border);
  box-shadow: var(--control-shadow-hover);
}
.btn-icon:active {
  transform: scale(0.97);
}
.btn-icon:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.btn-icon--sm {
  width: var(--control-icon-sm);
  height: var(--control-icon-sm);
}
.btn-icon svg {
  display: block;
  flex-shrink: 0;
}

/* --- Divisor --- */
.divider {
  height: 0.5px; background: var(--border);
  margin: var(--space-xl) 0;
}

/* --- Tag / badge --- */
.tag {
  display: inline-block;
  font-size: 11px; font-weight: 500;
  padding: 3px 10px; border-radius: 99px;
  background: var(--bg-elevated); color: var(--text-secondary);
  border: 0.5px solid var(--border);
}
.tag-accent {
  background: var(--accent-dim); color: var(--accent);
  border-color: var(--accent-border);
}

/* --- Footer (homologado sitio público v3) --- */
.footer {
  border-top: 0.5px solid var(--border);
  padding: var(--space-xl) 0 0;
  color: var(--text-muted);
  font-size: 12px;
  background: var(--bg);
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--space-lg) var(--space-xl);
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) auto minmax(0, 1fr);
  align-items: start;
  gap: var(--space-xl) var(--space-lg);
}
.footer-brand {
  min-width: 0;
}
.footer-logo-link {
  display: inline-block;
  line-height: 0;
  opacity: 0.88;
  transition: opacity var(--ease);
}
.footer-logo-link:hover {
  opacity: 1;
}
.footer-logo {
  height: 24px;
  width: auto;
  display: block;
}
.footer-tagline {
  margin: var(--space-sm) 0 0;
  max-width: 28ch;
  font-size: 12px;
  line-height: 1.55;
  color: var(--text-muted);
}
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm) var(--space-lg);
  align-items: center;
  justify-content: center;
}
.footer-nav a {
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: color var(--ease);
  white-space: nowrap;
}
.footer-nav a:hover {
  color: var(--text-secondary);
}
.footer-aside {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-sm);
  min-width: 0;
  text-align: right;
}
.footer-email {
  color: var(--accent);
  font-size: 13px;
  font-weight: 500;
  transition: opacity var(--ease);
}
.footer-email:hover {
  opacity: 0.88;
}
.footer-archive {
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  opacity: 0.65;
  transition: opacity var(--ease), color var(--ease);
}
.footer-archive:hover {
  opacity: 1;
  color: var(--text-secondary);
}
.footer-legal {
  border-top: 0.5px solid var(--border);
  padding: var(--space-md) var(--space-lg);
  text-align: center;
}
.footer-legal p {
  margin: 0;
  font-size: 11px;
  color: var(--text-muted);
  opacity: 0.85;
}
@media (max-width: 768px) {
  .footer-inner {
    grid-template-columns: 1fr;
    text-align: center;
    justify-items: center;
  }
  .footer-tagline {
    max-width: 36ch;
  }
  .footer-nav {
    justify-content: center;
  }
  .footer-aside {
    align-items: center;
    text-align: center;
  }
}
/* Compat: enlaces viejos .footer-links */
.footer-links {
  display: flex;
  gap: var(--space-lg);
}
.footer-links a {
  color: var(--text-muted);
  transition: color var(--ease);
}
.footer-links a:hover {
  color: var(--text-secondary);
}

/* --- Utilidades --- */
.text-accent { color: var(--accent); }
.text-red    { color: var(--red); }
.text-muted  { color: var(--text-muted); }
.italic      { font-style: italic; }
.serif       { font-family: var(--font-serif); }

@media (pointer: fine) {
  .custom-cursor {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--accent);
    opacity: 0;
    pointer-events: none;
    transform: translate3d(-50%, -50%, 0) scale(1);
    transition: opacity 0.2s ease, width 0.2s ease, height 0.2s ease;
    will-change: transform;
  }

  .custom-cursor.is-hovering {
    width: 20px;
    height: 20px;
  }

  .custom-cursor.is-visible {
    opacity: 0.7;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  section {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ============================================
   NAV v3 — Shell público: cristal oscuro + borde perla/acento (sin barra opaca)
   ============================================ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  /* Capas: tinte carbón translúcido + leve calidez; integra con hero sin bloque sólido */
  background: linear-gradient(
    180deg,
    rgba(12, 14, 21, 0.58) 0%,
    rgba(12, 14, 21, 0.36) 100%
  );
  -webkit-backdrop-filter: blur(11px) saturate(118%);
  backdrop-filter: blur(11px) saturate(118%);
  border-bottom: 1px solid rgba(240, 237, 230, 0.11);
  box-shadow:
    0 1px 0 rgba(232, 96, 10, 0.07),
    inset 0 1px 0 rgba(255, 255, 255, 0.045);
  transition:
    background 0.35s ease,
    border-color 0.35s ease,
    box-shadow 0.35s ease,
    -webkit-backdrop-filter 0.35s ease,
    backdrop-filter 0.35s ease;
}

/* Al hacer scroll: un poco más de lectura, sin perder transparencia */
.nav.is-scrolled {
  background: linear-gradient(
    180deg,
    rgba(12, 14, 21, 0.82) 0%,
    rgba(12, 14, 21, 0.62) 100%
  );
  border-bottom-color: rgba(240, 237, 230, 0.15);
  box-shadow:
    0 10px 40px rgba(0, 0, 0, 0.22),
    0 1px 0 rgba(168, 212, 41, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  padding: 0 40px;
  max-width: 1400px;
  margin: 0 auto;
}

/* LOCKUP */
.nav-lockup {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo-img {
  height: 48px;
  width: auto;
  display: block;
  object-fit: contain;
  filter: brightness(1);
  transition: opacity 0.2s;
}

.nav-lockup:hover .nav-logo-img { opacity: 0.85; }

/* ACCIONES */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 4px;
}

.language-switcher {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 40px;
  padding: 0 8px;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.language-switcher a {
  color: var(--text-muted);
  transition: color var(--ease);
}

.language-switcher a:hover,
.language-switcher a[aria-current="page"] {
  color: var(--accent);
}

.language-switcher span {
  opacity: 0.42;
}

button.nav-btn,
a.nav-btn {
  width: var(--control-icon);
  height: var(--control-icon);
  border-radius: 50%;
  border: 1px solid var(--control-border);
  background: var(--control-surface);
  color: var(--text-secondary);
  box-shadow: var(--control-shadow);
  transition:
    color 0.2s ease,
    background 0.2s ease,
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    transform 0.15s ease;
}

.nav-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  cursor: pointer;
  text-decoration: none;
  flex-shrink: 0;
}

button.nav-btn:hover,
a.nav-btn:hover {
  color: var(--text-primary);
  background: var(--control-surface-hover);
  border-color: var(--accent-border);
  box-shadow: var(--control-shadow-hover);
}

button.nav-btn:active,
a.nav-btn:active {
  transform: scale(0.97);
}

button.nav-btn:focus-visible,
a.nav-btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Vitrina pública: sin candado ni “Acceso” a lab interno (la URL directa sigue existiendo). */
.nav-private {
  display: none !important;
}

.footer-access {
  display: none !important;
}

/* HAMBURGUESA */
.hamburger {
  display: flex;
  flex-direction: column;
  gap: 6px;
  width: 20px;
}

.hamburger span {
  display: block;
  height: 1px;
  background: currentColor;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1),
              opacity 0.2s ease,
              width 0.3s ease;
  transform-origin: center;
}

.hamburger span:last-child { width: 14px; margin-left: 6px; }

.nav-menu-btn[aria-expanded="true"] .hamburger span:first-child {
  transform: translateY(3.5px) rotate(45deg);
  width: 20px;
}
.nav-menu-btn[aria-expanded="true"] .hamburger span:last-child {
  transform: translateY(-3.5px) rotate(-45deg);
  width: 20px;
  margin-left: 0;
}

@media (prefers-reduced-transparency: reduce) {
  .nav {
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    background: rgba(12, 14, 21, 0.94);
    border-bottom-color: rgba(240, 237, 230, 0.12);
  }
  .nav.is-scrolled {
    background: rgba(12, 14, 21, 0.97);
  }
  .nav-search-bar {
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    background: rgba(17, 19, 26, 0.96);
  }
}

/* SEARCH BAR */
.nav-search-bar {
  position: fixed;
  top: var(--nav-header-height);
  left: 0;
  right: 0;
  z-index: 199;
  background: linear-gradient(
    180deg,
    rgba(17, 19, 26, 0.78) 0%,
    rgba(12, 14, 21, 0.55) 100%
  );
  -webkit-backdrop-filter: blur(10px) saturate(115%);
  backdrop-filter: blur(10px) saturate(115%);
  border-bottom: 1px solid rgba(240, 237, 230, 0.1);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
  transform: translateY(-100%);
  opacity: 0;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.25s ease;
  pointer-events: none;
}

.nav-search-bar.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: all;
}

.nav-search-inner {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 40px;
  max-width: 1400px;
  margin: 0 auto;
}

.nav-search-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  font-family: var(--font-sans);
  font-size: 16px;
  color: var(--text-primary);
  caret-color: var(--accent);
}

.nav-search-input::placeholder { color: var(--text-muted); }

.nav-search-close {
  appearance: none;
  width: var(--control-icon-sm);
  height: var(--control-icon-sm);
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--control-border);
  background: var(--control-surface);
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1;
  font-family: var(--font-sans);
  cursor: pointer;
  box-shadow: var(--control-shadow);
  flex-shrink: 0;
  transition:
    color 0.2s ease,
    background 0.2s ease,
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    transform 0.15s ease;
}
.nav-search-close:hover {
  color: var(--text-primary);
  background: var(--control-surface-hover);
  border-color: var(--accent-border);
  box-shadow: var(--control-shadow-hover);
}
.nav-search-close:active {
  transform: scale(0.97);
}
.nav-search-close:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ============================================
   OVERLAY MENÚ — Editorial Split + Counter
   z-index: nav 200 > overlay 190
   Apertura: Splash Radial desde el botón hamburguesa (esquina superior derecha)
   ============================================ */
.nav-overlay {
  position: fixed;
  top: var(--nav-header-height);
  left: 0;
  right: 0;
  z-index: 190;
  height: calc(100dvh - var(--nav-header-height));
  min-height: calc(100dvh - var(--nav-header-height));
  background: rgba(12, 14, 21, 0.92);
  -webkit-backdrop-filter: blur(24px) saturate(140%);
  backdrop-filter: blur(24px) saturate(140%);
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: space-between;
  padding: clamp(24px, 5vh, 56px) clamp(24px, 5vw, 64px);
  box-sizing: border-box;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  pointer-events: none;
  /* Splash Radial — origen en esquina superior derecha (botón hamburguesa) */
  clip-path: circle(0% at 100% 0%);
  -webkit-clip-path: circle(0% at 100% 0%);
  transition:
    clip-path 0.7s cubic-bezier(0.83, 0, 0.17, 1),
    -webkit-clip-path 0.7s cubic-bezier(0.83, 0, 0.17, 1);
}

/* Grid sutil de fondo, accent al 3% */
.nav-overlay::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(168, 212, 41, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(168, 212, 41, 0.035) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 90% 80% at 50% 40%, black 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 90% 80% at 50% 40%, black 30%, transparent 100%);
  pointer-events: none;
  z-index: 0;
}

.nav-overlay.open {
  pointer-events: all;
  clip-path: circle(160% at 100% 0%);
  -webkit-clip-path: circle(160% at 100% 0%);
}

.nav-overlay-inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* === GRID 2 COLUMNAS === */
.overlay-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  gap: clamp(32px, 6vw, 96px);
  align-items: start;
  padding: clamp(24px, 4vh, 56px) 0;
}

.overlay-main {
  display: flex;
  flex-direction: column;
  gap: clamp(24px, 4vh, 48px);
  min-width: 0;
}

/* === LISTA DE LINKS PRINCIPALES === */
.overlay-nav {
  display: flex;
  flex-direction: column;
  gap: clamp(4px, 0.8vh, 10px);
}

.overlay-link {
  display: flex;
  align-items: baseline;
  gap: clamp(16px, 2vw, 28px);
  padding: clamp(4px, 0.6vh, 8px) 0;
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 5.5vw, 4.6rem);
  font-weight: 300;
  line-height: 1.05;
  color: var(--text-secondary);
  text-decoration: none;
  transform: translateY(20px);
  opacity: 0;
  transition: color 0.3s ease, transform 0.4s cubic-bezier(0.16,1,0.3,1);
  will-change: transform, opacity;
}

.overlay-num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--accent);
  opacity: 0.45;
  flex: 0 0 auto;
  transform: translateY(-0.6em);
  /* Counter "tipeando" — clip-path con steps(2) revela los 2 dígitos uno por uno */
  clip-path: inset(0 110% 0 0);
  -webkit-clip-path: inset(0 110% 0 0);
  transition:
    opacity 0.3s ease,
    color 0.3s ease,
    clip-path 0.22s steps(2, end),
    -webkit-clip-path 0.22s steps(2, end);
}

.overlay-label {
  display: inline-block;
  position: relative;
  transition: transform 0.4s cubic-bezier(0.16,1,0.3,1);
}

/* Stagger entrada — arranca después del 50% del splash (~350ms) */
.nav-overlay.open .overlay-link {
  opacity: 1;
  transform: translateY(0);
  transition:
    color 0.3s ease,
    opacity 0.55s cubic-bezier(0.16,1,0.3,1),
    transform 0.55s cubic-bezier(0.16,1,0.3,1);
}
.nav-overlay.open .overlay-link:nth-child(1) { transition-delay: 0.36s; }
.nav-overlay.open .overlay-link:nth-child(2) { transition-delay: 0.44s; }
.nav-overlay.open .overlay-link:nth-child(3) { transition-delay: 0.52s; }
.nav-overlay.open .overlay-link:nth-child(4) { transition-delay: 0.60s; }

/* Counters "tipean" su número 100ms después de que aparezca cada link */
.nav-overlay.open .overlay-link .overlay-num {
  clip-path: inset(0 0 0 0);
  -webkit-clip-path: inset(0 0 0 0);
}
.nav-overlay.open .overlay-link:nth-child(1) .overlay-num { transition-delay: 0.46s; }
.nav-overlay.open .overlay-link:nth-child(2) .overlay-num { transition-delay: 0.54s; }
.nav-overlay.open .overlay-link:nth-child(3) .overlay-num { transition-delay: 0.62s; }
.nav-overlay.open .overlay-link:nth-child(4) .overlay-num { transition-delay: 0.70s; }

/* Hover individual: el link va a primary, label avanza, counter brilla */
.overlay-link:hover {
  color: var(--text-primary);
}
.overlay-link:hover .overlay-label {
  transform: translateX(16px);
}
.overlay-link:hover .overlay-num {
  opacity: 1;
}
.overlay-link.active { color: var(--accent); }
.overlay-link.active .overlay-num { opacity: 1; }

/* Focus contextual: cuando hay hover en la lista, los demás se atenúan */
.overlay-nav:hover .overlay-link:not(:hover) {
  opacity: 0.35;
}
.overlay-nav:hover .overlay-link:not(:hover) .overlay-num {
  opacity: 0.2;
}

/* Tagline editorial bajo los 4 links — entra después del último link */
.overlay-tagline {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  color: var(--text-secondary);
  opacity: 0;
  transform: translateY(12px);
  max-width: 30ch;
  transition: opacity 0.6s ease 0.78s, transform 0.6s cubic-bezier(0.16,1,0.3,1) 0.78s;
}
.nav-overlay.open .overlay-tagline {
  opacity: 0.5;
  transform: translateY(0);
}

/* === COLUMNA DERECHA — Asistente + meta === */
.overlay-aside {
  display: flex;
  flex-direction: column;
  gap: clamp(20px, 3vh, 32px);
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease 0.65s, transform 0.6s cubic-bezier(0.16,1,0.3,1) 0.65s;
}
.nav-overlay.open .overlay-aside {
  opacity: 1;
  transform: translateY(0);
}

.overlay-assistant {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(16px, 2.2vw, 24px) 0 clamp(4px, 1vw, 8px);
  background: transparent;
  border: none;
  border-radius: 0;
  text-decoration: none;
  color: var(--text-primary);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  align-items: flex-start;
  max-width: 100%;
}
.overlay-assistant:hover {
  transform: translateY(-2px);
}
.overlay-assistant:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 6px;
  border-radius: 4px;
}
.overlay-assistant:hover .overlay-assistant-visual__ambient {
  opacity: 0.92;
  filter: blur(22px);
}

/* Marca transparente + resplandor solo detrás (sin rectángulo de fondo en el activo) */
.overlay-assistant-visual {
  position: relative;
  width: 100%;
  max-width: min(200px, 52vw);
  aspect-ratio: 1;
  flex-shrink: 0;
  isolation: isolate;
  margin: 0 0 2px;
}
.overlay-assistant-visual__ambient {
  position: absolute;
  inset: -6%;
  z-index: 0;
  pointer-events: none;
  border-radius: 50%;
  background:
    radial-gradient(ellipse 72% 68% at 48% 44%, rgba(168, 212, 41, 0.16) 0%, transparent 58%),
    radial-gradient(ellipse 58% 52% at 64% 58%, rgba(232, 112, 45, 0.1) 0%, transparent 52%),
    radial-gradient(ellipse 78% 62% at 36% 56%, rgba(232, 96, 10, 0.07) 0%, transparent 54%);
  filter: blur(20px);
  opacity: 0.78;
  transition: opacity 0.35s ease, filter 0.35s ease;
  -webkit-mask-image: radial-gradient(ellipse 78% 74% at 50% 48%, #000 22%, transparent 70%);
  mask-image: radial-gradient(ellipse 78% 74% at 50% 48%, #000 22%, transparent 70%);
}
.overlay-assistant-visual__mark {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
}
.overlay-assistant-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}
.overlay-assistant-desc {
  font-size: 14px;
  line-height: 1.55;
  color: var(--text-secondary);
  margin: 0;
  max-width: 32ch;
}
.overlay-assistant-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  margin-top: 4px;
  transition: gap 0.3s ease;
}
.overlay-assistant:hover .overlay-assistant-cta {
  gap: 12px;
}

.overlay-divider {
  height: 0.5px;
  background: var(--border);
}

.overlay-meta {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-family: var(--font-sans);
  font-size: 13px;
}
.overlay-meta-link {
  color: var(--text-primary);
  text-decoration: none;
  border-bottom: 0.5px solid transparent;
  width: fit-content;
  transition: color 0.3s ease, border-color 0.3s ease;
}
.overlay-meta-link:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}
.overlay-meta-line {
  color: var(--text-muted);
  font-size: 12px;
  letter-spacing: 0.04em;
}

/* === FOOTER FULL-BLEED === */
.overlay-footer {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: clamp(24px, 4vh, 48px);
  padding-top: clamp(16px, 2vh, 24px);
  border-top: 0.5px solid var(--border);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  opacity: 0;
  transition: opacity 0.6s ease 0.85s;
}
.nav-overlay.open .overlay-footer { opacity: 1; }

/* Body lock cuando overlay abierto */
body.nav-open {
  overflow: hidden;
  overflow-x: hidden;
}

/* === RESPONSIVE === */

/* Tablet / desktop reducido */
@media (min-width: 769px) and (max-width: 1024px) {
  .overlay-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: clamp(24px, 4vw, 48px);
  }
  .overlay-link { font-size: clamp(2.2rem, 5vw, 3.6rem); }
}

/* Mobile — 1 columna */
@media (max-width: 768px) {
  .nav-inner { padding: 0 20px; }
  .nav-logo-img { height: 44px; }
  .nav-search-inner { padding: 14px 20px; }

  .nav-overlay {
    padding: var(--space-md) 20px var(--space-md);
  }
  .nav-overlay-inner { justify-content: flex-start; }
  .overlay-grid {
    grid-template-columns: 1fr;
    gap: clamp(20px, 4vh, 32px);
    padding: clamp(16px, 3vh, 32px) 0;
  }
  .overlay-link {
    font-size: clamp(2.2rem, 9vw, 3.5rem);
    gap: 14px;
  }
  .overlay-num { font-size: 11px; }
  .overlay-tagline { font-size: 1rem; }
  /* Sin focus contextual en touch */
  .overlay-nav:hover .overlay-link:not(:hover) { opacity: 1; }
  .overlay-nav:hover .overlay-link:not(:hover) .overlay-num { opacity: 0.45; }
  .overlay-assistant { padding: 16px 0 4px; }
  .overlay-assistant-visual { max-width: min(180px, 64vw); }
  .overlay-footer { font-size: 10px; }
}

/* Reduced motion — sin splash, sin tipeo, todo aparece directo */
@media (prefers-reduced-motion: reduce) {
  .nav-overlay,
  .overlay-link,
  .overlay-label,
  .overlay-num,
  .overlay-tagline,
  .overlay-aside,
  .overlay-footer,
  .overlay-assistant {
    transition: none !important;
    transform: none !important;
  }
  .overlay-assistant:hover .overlay-assistant-visual__ambient {
    filter: blur(20px);
    opacity: 0.78;
  }
  .overlay-assistant-visual__ambient {
    transition: none !important;
  }
  .nav-overlay {
    clip-path: none !important;
    -webkit-clip-path: none !important;
    opacity: 0;
  }
  .nav-overlay.open { opacity: 1; }
  .overlay-num {
    clip-path: none !important;
    -webkit-clip-path: none !important;
  }
  .nav-overlay.open .overlay-link,
  .nav-overlay.open .overlay-tagline,
  .nav-overlay.open .overlay-aside,
  .nav-overlay.open .overlay-footer { opacity: 1; }
  .overlay-link:hover .overlay-label { transform: none; }
}

/* ============================================
   ASISTENTE HME84 — botón flotante (Guardián)
   Marco circular premium · avatar dentro sin recortar
   z-index 80: por debajo del nav (200) y del overlay (190)
   ============================================ */
.assistant-floating {
  position: fixed;
  right: clamp(18px, 3vw, 32px);
  bottom: clamp(18px, 3vw, 32px);
  z-index: 80;
  width: 68px;
  height: 68px;
  border-radius: 999px;
  overflow: hidden;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at 50% 38%, rgba(168, 212, 41, 0.16), transparent 42%),
    radial-gradient(circle at 50% 70%, rgba(232, 96, 10, 0.18), transparent 48%),
    rgba(7, 10, 14, 0.92);
  border: 1px solid rgba(168, 212, 41, 0.42);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.04),
    0 0 22px rgba(168, 212, 41, 0.12),
    0 14px 40px rgba(0, 0, 0, 0.42);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  backdrop-filter: blur(14px) saturate(140%);
  text-decoration: none;
  cursor: pointer;
  transition:
    transform 0.18s ease,
    border-color 0.18s ease,
    box-shadow 0.18s ease,
    opacity 0.3s ease;
  animation: assistantPulse 4s ease-in-out infinite;
}

.assistant-floating img {
  width: 82%;
  height: 82%;
  object-fit: contain;
  object-position: center;
  transform: translateY(3%) scale(0.98);
  filter: drop-shadow(0 0 10px rgba(232, 96, 10, 0.22));
  pointer-events: none;
}

.assistant-floating:hover {
  transform: translateY(-2px) scale(1.04);
  border-color: rgba(168, 212, 41, 0.72);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.06),
    0 0 28px rgba(168, 212, 41, 0.2),
    0 16px 44px rgba(0, 0, 0, 0.5);
}

.assistant-floating:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow:
    0 0 0 3px rgba(168, 212, 41, 0.35),
    0 14px 40px rgba(0, 0, 0, 0.42);
}

@keyframes assistantPulse {
  0%, 100% {
    box-shadow:
      0 0 0 1px rgba(255, 255, 255, 0.04),
      0 0 22px rgba(168, 212, 41, 0.12),
      0 14px 40px rgba(0, 0, 0, 0.42);
  }
  50% {
    box-shadow:
      0 0 0 1px rgba(255, 255, 255, 0.05),
      0 0 30px rgba(168, 212, 41, 0.22),
      0 14px 40px rgba(0, 0, 0, 0.42);
  }
}

/* Ocultar mientras el overlay está abierto (ya hay link al chat dentro) */
body.nav-open .assistant-floating {
  opacity: 0;
  pointer-events: none;
  transform: scale(0.85);
}

/* Guardian widget (hme84-widget.js): no tapar el menú full-screen */
body.nav-open #hme84-chat-widget {
  opacity: 0;
  pointer-events: none;
}

@media (max-width: 720px) {
  .assistant-floating {
    width: 58px;
    height: 58px;
    right: 18px;
    bottom: 18px;
  }
  .assistant-floating img {
    width: 84%;
    height: 84%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .assistant-floating {
    animation: none;
    transition: opacity 0.3s ease;
  }
  .assistant-floating:hover {
    transform: none;
  }
}