/* =============================================================
   EFFICAX Services — Hoja de estilos principal
   Paleta y tipografía según ManualEfficax.pdf (p.7).
   ============================================================= */

:root {
  /* Paleta oficial — ManualEfficax.pdf p.7 */
  --color-primary:      #3b7fbd;   /* del manual — superficies y titulares grandes */
  --color-primary-deep: #2f6698;   /* mismo tono, para texto pequeno sobre claro (AA) */
  --color-primary-soft: #5a97ce;
  --color-accent:       #d75c61;   /* del manual — marcas y filetes */
  --color-accent-deep:  #b93f45;   /* mismo tono, para texto/fondo con blanco encima (AA) */
  --color-accent-soft:  #e8878b;
  --color-dark:         #1c3d5c;
  --color-darker:       #0f2231;

  --color-bg:               #ffffff;
  --color-bg-soft:          #f4f7fa;
  --color-cream:            #f4f7fa;
  --color-text:             #16232e;
  --color-text-muted:       #5b6c7a;
  --color-text-light:       rgba(255, 255, 255, 0.88);
  --color-text-light-muted: rgba(255, 255, 255, 0.64);
  --color-border:           rgba(28, 61, 92, 0.12);

  --font-display: 'Manrope', system-ui, -apple-system, sans-serif;
  --font-body:    'Open Sans', system-ui, -apple-system, sans-serif;

  --space-3xs:  4px;
  --space-2xs:  8px;
  --space-xs:   8px;   /* alias de --space-2xs, usado por las secciones nuevas */
  --space-sm:  16px;
  --space-md:  24px;
  --space-lg:  40px;
  --space-xl:  64px;
  --space-2xl: 96px;
  --space-3xl: 128px;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;

  --shadow-md:   0 4px 24px rgba(28, 61, 92, 0.10);
  --shadow-lg:   0 12px 40px rgba(28, 61, 92, 0.18);
  --shadow-card: 0 4px 24px rgba(28, 61, 92, 0.10);
  --shadow-lift: 0 12px 40px rgba(28, 61, 92, 0.18);

  --transition:      280ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 600ms cubic-bezier(0.4, 0, 0.2, 1);

  --container:        1240px;
  --container-narrow:  860px;
  --header-height:      88px;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg, video { display: block; max-width: 100%; height: auto; }
/* El margen por defecto del navegador (1em 40px) enmarcaba en blanco la foto
   de la tarjeta destacada en movil. */
figure { margin: 0; }
a { color: inherit; text-decoration: none; transition: color var(--transition); }
button { font: inherit; cursor: pointer; background: none; border: 0; padding: 0; color: inherit; }

::selection { background: var(--color-accent); color: var(--color-primary); }

/* =============================================================
   Tipografía
   ============================================================= */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.015em;
  color: var(--color-primary);
  margin: 0;
}
h1 { font-size: clamp(2.4rem, 5.2vw, 4.2rem); font-weight: 800; letter-spacing: -0.025em; }
h2 { font-size: clamp(1.9rem, 3.8vw, 3rem); }
h3 { font-size: clamp(1.4rem, 2.4vw, 1.9rem); }
h4 { font-size: 1.3rem; }
h2 em, h1 em { font-style: normal; color: var(--color-accent); }

p { margin: 0 0 var(--space-sm); }

.eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-accent-deep);
  margin-bottom: var(--space-md);
}
.eyebrow::before {
  content: "";
  display: inline-block;
  width: 32px;
  height: 1px;
  background: var(--color-accent-deep);
  vertical-align: middle;
  margin-right: var(--space-sm);
}

.lead {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: 58ch;
  line-height: 1.75;
}

.section-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1.18;
  color: var(--color-text);
  margin: var(--space-sm) 0 0;
  max-width: 24ch;
}
.section-title-light { color: #fff; }
.eyebrow-light { color: var(--color-accent-soft); }

/* =============================================================
   Layout
   ============================================================= */
.container { max-width: var(--container); margin: 0 auto; padding: 0 var(--space-md); }
.container-narrow { max-width: var(--container-narrow); margin: 0 auto; padding: 0 var(--space-md); }

.section { padding: var(--space-2xl) 0; }
.section-light { background: var(--color-bg-soft); }
.section-dark { background: var(--color-primary); color: var(--color-text-light); }
.section-dark h1, .section-dark h2, .section-dark h3, .section-dark h4 { color: var(--color-cream); }
.section-dark .eyebrow { color: var(--color-accent); }
.section-dark .lead { color: var(--color-text-light-muted); }

.section-head { text-align: center; max-width: 760px; margin: 0 auto var(--space-xl); }
.section-head .lead { margin: var(--space-md) auto 0; }

/* =============================================================
   Botones
   ============================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  padding: 0.95rem 1.75rem;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: all var(--transition);
  cursor: pointer;
  white-space: nowrap;
}
.btn-primary { background: var(--color-accent-deep); color: #fff; }
.btn-primary:hover { background: var(--color-accent-soft); color: #fff; }
.btn-ghost { background: transparent; color: var(--color-text-light); border-color: rgba(255, 255, 255, 0.4); }
.btn-ghost:hover { background: rgba(255, 255, 255, 0.08); border-color: var(--color-accent); color: var(--color-accent-soft); }
.btn-dark { background: var(--color-primary); color: #fff; }
.btn-dark:hover { background: var(--color-accent-deep); color: #fff; }
.btn:disabled,
.btn[disabled] { opacity: 0.45; cursor: not-allowed; transform: none !important; box-shadow: none !important; }

/* =============================================================
   Skip link
   ============================================================= */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 1000;
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-weight: 700;
}
.skip-link:focus {
  left: var(--space-md);
  top: var(--space-md);
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* =============================================================
   Header
   ============================================================= */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  background: transparent;
  color: #fff;
  transition: background var(--transition), box-shadow var(--transition), color var(--transition);
}
.site-header.is-scrolled,
.site-header.subpage {
  background: var(--color-bg);
  color: var(--color-text);
  box-shadow: 0 2px 16px rgba(28, 61, 92, 0.10);
}
.site-header .logo-dark  { display: none; }
.site-header .logo-light { display: block; }
.site-header.is-scrolled .logo-dark,
.site-header.subpage    .logo-dark  { display: block; }
.site-header.is-scrolled .logo-light,
.site-header.subpage    .logo-light { display: none; }

.header-inner {
  max-width: var(--container); margin: 0 auto;
  padding: var(--space-sm) var(--space-md);
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-md);
}
.header-logo img { height: 52px; width: auto; }

/* Pendulo del logo: oscilacion horizontal continua. Se anima el <a> y no el
   <img> para que el area de clic y el anillo de foco acompanen al logo.
   translate3d no participa del layout, asi que el nav no se reposiciona ni se
   recalcula nada en cada fotograma.

   El recorrido va de 0 a +40px en vez de -20 a +20: el extremo izquierdo del
   pendulo ES la posicion de maquetacion, o sea el margen del sitio, y el logo
   solo se desplaza hacia la derecha. Asi nunca invade la reticula por la
   izquierda (a 320px llegaba a 4px cuando el margen es 24). De paso, reposo y
   arranque coinciden, asi que no hace falta retraso negativo para evitar el
   salto al cargar. */
.header-logo {
  animation: logoPendulo 3s ease-in-out infinite alternate;
  will-change: transform;
}
@keyframes logoPendulo {
  from { transform: translate3d(0, 0, 0); }
  to   { transform: translate3d(40px, 0, 0); }
}

/* WCAG 2.2.2 (Pausar, detener, ocultar): el movimiento dura mas de 5s, asi que
   necesita forma de detenerse. Cursor sobre el header y foco de teclado en el
   logo; la tercera via (movimiento reducido) va al final del archivo. */
.site-header:hover .header-logo,
.header-logo:focus-visible { animation-play-state: paused; }
.site-nav ul { display: flex; gap: var(--space-md); list-style: none; margin: 0; padding: 0; }
.site-nav a { font-family: var(--font-body); font-weight: 600; text-decoration: none; color: inherit; }
.nav-cta {
  background: var(--color-accent-deep); color: #fff;
  padding: 10px 20px; border-radius: var(--radius-sm);
}
/* Selector de idioma: dos posiciones, como un selector de tablero */
.lang-switch {
  display: inline-flex; align-items: center; gap: 2px;
  border: 1px solid currentColor; border-radius: 999px;
  padding: 3px;
}
.lang-switch button {
  background: none; border: 0; cursor: pointer;
  font-family: var(--font-body); font-weight: 700;
  font-size: 0.72rem; letter-spacing: 0.09em;
  color: inherit; opacity: 0.6;
  padding: 9px 14px; border-radius: 999px; line-height: 1;
  transition: background var(--transition), color var(--transition), opacity var(--transition);
}
.lang-switch button:hover { opacity: 1; }
.lang-switch button.is-active {
  background: var(--color-accent-deep); color: #fff; opacity: 1;
}

.nav-extras, .nav-toggle { display: none; }

@media (min-width: 960px) {
  /* sin esto la lista y el selector de idioma se apilan en vertical */
  .site-nav { display: flex; align-items: center; gap: var(--space-md); }
}

@media (max-width: 959px) {
  /* 44x44: era 26x16, por debajo del minimo tactil, y es el control
     principal del movil. */
  .nav-toggle {
    display: flex; flex-direction: column; justify-content: center;
    align-items: center; gap: 5px;
    width: 44px; height: 44px; margin-right: -10px;
    background: none; border: 0; cursor: pointer;
  }
  .nav-toggle span { width: 26px; height: 2px; background: currentColor; transition: var(--transition); }

  .site-nav {
    position: fixed; inset: 0;
    height: 100vh; height: 100dvh;
    background:
      radial-gradient(circle at 88% 8%, rgba(59, 127, 189, 0.30), transparent 58%),
      var(--color-darker);
    color: var(--color-text-light);
    display: flex; flex-direction: column; justify-content: flex-start;
    gap: var(--space-md);
    padding: calc(var(--header-height) + var(--space-sm)) var(--space-md) var(--space-lg);
    overflow-y: auto; -webkit-overflow-scrolling: touch;
    transform: translateX(100%);
    visibility: hidden;
    transition: transform var(--transition), visibility 0s linear var(--transition);
  }
  body.nav-open .site-nav {
    transform: translateX(0);
    visibility: visible;
    transition: transform var(--transition), visibility 0s;
  }
  body.nav-open { overflow: hidden; }

  /* Cada entrada es un terminal sobre el riel, con su lengueta coral */
  .site-nav ul { flex: none; flex-direction: column; gap: 0; }
  .site-nav li { position: relative; border-top: 1px solid rgba(255, 255, 255, 0.16); }
  .site-nav li::before {
    content: ''; position: absolute; top: -1px; left: 0;
    width: 26px; height: 2px; background: var(--color-accent);
  }
  .site-nav li a {
    display: block;
    font-family: var(--font-display); font-size: 1.35rem; font-weight: 600;
    letter-spacing: -0.01em;
    padding: 17px 0;
    color: #fff;
  }
  .site-nav li a::after { content: none; }

  /* La accion principal usa el mismo pulsador que el hero */
  .nav-item-cta { border-top: 1px solid rgba(255, 255, 255, 0.16); }
  .nav-item-cta::before { width: 100%; }
  .site-nav .nav-cta {
    display: inline-flex; align-items: center; gap: 14px;
    background: none; padding: 18px 0; border-radius: 0;
  }
  .nav-cta-btn {
    flex: none; width: 52px; height: 52px; border-radius: 50%;
    background: #fff; display: grid; place-items: center;
    box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.5), 0 0 0 6px rgba(255, 255, 255, 0.12);
    transition: transform 140ms ease, background var(--transition);
  }
  .nav-cta-btn::after {
    content: '→'; color: var(--color-dark); font-size: 1.25rem; line-height: 1;
  }
  .nav-cta:active .nav-cta-btn { transform: translateY(2px); background: var(--color-accent); }
  .nav-cta-label {
    font-family: var(--font-body); font-weight: 700;
    font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.16em;
    color: #fff;
  }

  /* Banda de marcas de bornera: la firma que cierra el panel */
  .nav-ticks {
    flex: none; height: 9px; margin: var(--space-xs) 0;
    background-image: repeating-linear-gradient(
      90deg, rgba(255, 255, 255, 0.26) 0 1px, transparent 1px 11px);
  }

  /* El selector deja de estirarse a todo el ancho */
  .site-nav .lang-switch { flex: none; align-self: flex-start; }

  .nav-extras { flex: none; display: block; font-size: 0.92rem; line-height: 1.75; }
  .nav-extras a { display: block; color: inherit; text-decoration: none; padding: 7px 0; }
  .nav-extras-eyebrow {
    font-family: var(--font-body); font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.22em; font-size: 0.68rem;
    color: var(--color-accent-soft);
    padding-bottom: 10px; margin-bottom: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.16);
  }
  .nav-extras-tagline { font-style: italic; opacity: 0.6; margin: var(--space-xs) 0 0; }

  /* El logo ya existe en el header: en vez de duplicarlo en el markup se eleva
     por encima del overlay y se fuerza la version blanca (si el menu se abre
     con la pagina desplazada, el header muestra la version oscura y quedaria
     invisible sobre el fondo del panel). */
  body.nav-open .header-logo { position: relative; z-index: 200; }
  body.nav-open .site-header .logo-dark  { display: none; }
  body.nav-open .site-header .logo-light { display: block; }

  /* La hamburguesa se convierte en X: hacia falta una senal clara de cierre */
  .nav-toggle span { transition: transform var(--transition), opacity var(--transition); }
  body.nav-open .nav-toggle { position: relative; z-index: 200; }
  body.nav-open .nav-toggle span { background: #fff; }
  body.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  body.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
  body.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}

/* =============================================================
   Hero
   ============================================================= */
.hero { position: relative; min-height: 100vh; min-height: 100dvh; overflow: hidden; }
.hero-slides { position: absolute; inset: 0; }
.hero-slide {
  position: absolute; inset: 0; overflow: hidden;
  display: flex; align-items: center;
  padding-bottom: 72px;   /* deja libre el riel de control */
  opacity: 0; transition: opacity 700ms ease;
}
.hero-slide-bg {
  position: absolute; inset: 0; z-index: 0;
  background-size: cover; background-position: center;
  will-change: transform;
}
.hero-slide.is-active { opacity: 1; }
.hero-slide::before {
  content: ''; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(115deg, rgba(15,34,49,0.86) 0%, rgba(28,61,92,0.62) 48%, rgba(15,34,49,0.72) 100%);
}
.hero-content {
  position: relative; z-index: 2;
  max-width: var(--container); width: 100%;
  margin: 0 auto; padding: 0 var(--space-md);
  display: flex; flex-direction: column; align-items: flex-start; gap: var(--space-lg);
}
.hero-title {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(2rem, 5vw, 3.6rem); line-height: 1.12;
  color: #fff; max-width: 18ch; margin: 0;
}
/* CTA: el "círculo blanco" que pide el documento del cliente, resuelto como
   pulsador de tablero — bisel, hundido al pulsar, etiqueta al lado. */
.hero-cta {
  display: inline-flex; align-items: center; gap: 14px;
  text-decoration: none; color: #fff;
}
/* El pulsador: bisel de dos aros, como un botón de 22 mm montado en panel. */
.hero-cta-btn {
  flex: none; width: 68px; height: 68px; border-radius: 50%;
  background: #fff;
  display: grid; place-items: center;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.55),
    0 0 0 7px rgba(255, 255, 255, 0.13),
    0 10px 24px rgba(15, 34, 49, 0.45);
  transition: transform 140ms ease, box-shadow 140ms ease, background var(--transition);
}
.hero-cta-btn::after {
  content: '→'; color: var(--color-dark); font-size: 1.5rem; line-height: 1;
  transition: transform var(--transition), color var(--transition);
}
/* La etiqueta: placa de leyenda grabada. Le da fondo al texto sobre la foto. */
.hero-cta-label {
  font-family: var(--font-body); font-weight: 700;
  font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.16em;
  color: #fff; padding: 11px 16px;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 2px;
  background: rgba(15, 34, 49, 0.34);
  -webkit-backdrop-filter: blur(3px);
  backdrop-filter: blur(3px);
  transition: border-color var(--transition), background var(--transition);
}

.hero-cta:hover .hero-cta-btn {
  background: var(--color-accent);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.35),
    0 0 0 7px rgba(215, 92, 97, 0.22),
    0 10px 24px rgba(15, 34, 49, 0.48);
}
.hero-cta:hover .hero-cta-btn::after { color: #fff; transform: translateX(3px); }
.hero-cta:hover .hero-cta-label {
  border-color: var(--color-accent);
  background: rgba(215, 92, 97, 0.20);
}
.hero-cta:active .hero-cta-btn {
  transform: translateY(3px);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.35),
    0 0 0 5px rgba(215, 92, 97, 0.22),
    0 2px 5px rgba(15, 34, 49, 0.5);
}
.hero-cta:focus-visible .hero-cta-btn { outline: 3px solid #fff; outline-offset: 6px; }

/* Riel de control: sustituye a la curva y a los puntitos. Los 4 banners son
   posiciones de un selector sobre una banda con marcas de bornera. */
.hero-rail {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 2;
  background: var(--color-darker);
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}
.hero-rail-ticks {
  height: 9px;
  background-image: repeating-linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.30) 0 1px,
    transparent 1px 11px
  );
}
.hero-rail-track {
  max-width: var(--container); margin: 0 auto;
  padding: 0 var(--space-md) 14px;
  display: flex; gap: var(--space-sm);
}
.hero-rail-track button {
  flex: 1 1 0; min-width: 0;
  background: none; cursor: pointer;
  padding: 11px 0 0;                 /* separa la etiqueta de la barra */
  text-align: left;
  border: 0;
  border-top: 4px solid rgba(255, 255, 255, 0.20);
  border-radius: 3px;
  transition: border-color var(--transition);
}
.hero-rail-track button:hover { border-top-color: rgba(255, 255, 255, 0.45); }
.hero-rail-track button:focus-visible { outline: 2px solid #fff; outline-offset: 4px; }
.hero-rail-label {
  display: block;
  font-family: var(--font-display); font-weight: 700;
  font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  transition: color var(--transition);
}
.hero-rail-track button:hover .hero-rail-label { color: rgba(255, 255, 255, 0.9); }
.hero-rail-track button[aria-selected="true"] .hero-rail-label { color: #fff; }

@media (max-width: 599px) {
  .hero-title { max-width: 100%; }
  .hero-cta { gap: 10px; }
  .hero-cta-btn { width: 56px; height: 56px; }
  .hero-cta-btn::after { font-size: 1.25rem; }
  .hero-cta-label { font-size: 0.68rem; letter-spacing: 0.12em; padding: 9px 12px; }
  .hero-rail-track { padding-bottom: 12px; gap: 6px; }
  .hero-rail-label { font-size: 0.58rem; letter-spacing: 0.06em; }
}
@media (prefers-reduced-motion: reduce) {
  .hero-slide { transition: none; }
}

/* =============================================================
   Video corporativo
   ============================================================= */
.video-section { padding: var(--space-2xl) 0; background: var(--color-bg-soft); text-align: center; }
.video-trigger {
  width: 88px; height: 88px; border-radius: 50%; border: 0; cursor: pointer;
  background: var(--color-accent); color: #fff; font-size: 1.6rem;
  margin-top: var(--space-lg);
  transition: transform var(--transition);
}
.video-trigger:hover { transform: scale(1.08); }
.video-frame { position: relative; padding-top: 56.25%; margin-top: var(--space-lg); }
.video-frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; border-radius: var(--radius-md); }

/* =============================================================
   Empresa — visión, misión y valores
   ============================================================= */
.empresa { padding: var(--space-2xl) 0; }
.empresa-top { display: grid; grid-template-columns: 1fr; gap: var(--space-lg); align-items: stretch; }
.empresa-texto { display: flex; flex-direction: column; justify-content: center; }
.empresa-figura { margin: 0; }
.empresa-figura img { width: 100%; height: auto; border-radius: 2px; display: block; }

.empresa-vm { display: grid; grid-template-columns: 1fr; gap: 0; margin-top: var(--space-xl); }
/* Visión y Misión: no son datos que quepan en una placa, son dos manifiestos
   de una frase. Van grandes, sin caja, colgando de una barra coral — la barra
   colectora del tablero. La etiqueta técnica queda pequeña y se aparta. */
.empresa-vm {
  position: relative;
  padding-left: var(--space-md);
}
.empresa-vm::before {
  content: ''; position: absolute; left: 0; top: 4px; bottom: 4px;
  width: 2px; background: var(--color-accent);
}
.vm-card {
  background: none; border-radius: 0;
  padding: var(--space-md) 0;
}
.vm-card + .vm-card { border-top: 1px solid var(--color-border); }
.vm-card h3 {
  font-family: var(--font-body); font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.22em; font-size: 0.68rem;
  color: var(--color-primary-deep);
  margin: 0 0 10px;
}
.vm-card p {
  margin: 0; color: var(--color-text);
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(1.25rem, 2vw, 1.7rem); line-height: 1.28;
  letter-spacing: -0.012em;
  max-width: 22ch;
}

.empresa-valores { margin-top: var(--space-xl); }
.valores-label {
  font-family: var(--font-body); font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.22em; font-size: 0.7rem;
  color: var(--color-primary-deep);
}
/* Valores: bornera. Cada valor es un terminal colgando del riel, marcado con
   su lengüeta. Sin cajas: el contenido no necesita marco, necesita orden. */
.valores-grid {
  list-style: none; margin: var(--space-lg) 0 0; padding: 0;
  display: grid; grid-template-columns: 1fr; gap: 0;
}
.valores-grid li {
  position: relative;
  border-top: 1px solid var(--color-border);
  padding: var(--space-md) var(--space-md) var(--space-md) 0;
  font-family: var(--font-display); font-weight: 500;
  font-size: 1.05rem; line-height: 1.5;
  color: var(--color-text);
}
.valores-grid li::before {
  content: ''; position: absolute; top: -1px; left: 0;
  width: 40px; height: 3px; background: var(--color-accent);
}

/* 3 valores: 1 col → 3 cols. Nunca auto-fit. */
@media (min-width: 1024px) {
  .empresa-top { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 1024px) {
  /* La foto se alinea al margen del contenedor como el resto de la pagina:
     una sangria aislada se lee como error de maquetacion, no como decision. */
  .empresa-top { grid-template-columns: 1.45fr 1fr; gap: var(--space-2xl); }
  /* Absoluta para no arrastrar la altura de la fila: manda el texto. */
  .empresa-figura { position: relative; align-self: center; height: 460px; }
  .empresa-figura img {
    position: absolute; inset: 0;
    width: 100%; height: 100%; object-fit: cover;
    border-radius: 2px;
  }
}
@media (min-width: 960px) and (max-width: 1199px) {
  /* En este tramo la columna se estrecha; bajar la altura evita que la caja
     quede muy vertical y 'cover' recorte los lados de la foto. */
  .empresa-figura { height: 380px; }
}
@media (min-width: 900px) {
  .valores-grid { grid-template-columns: repeat(3, 1fr); gap: var(--space-lg); }
}

/* =============================================================
   Beneficios — banda oscura sobre foto de gabinete PLC
   ============================================================= */
.beneficios {
  position: relative;
  padding: var(--space-2xl) 0;
  background: url('/assets/images/beneficios.jpg') center / cover no-repeat;
  color: var(--color-text-light);
}
.beneficios::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(15,34,49,0.92), rgba(28,61,92,0.88));
}
.beneficios .container { position: relative; }
/* .eyebrow-light y .section-title-light ya vienen de la Task 1, Step 4b */
.beneficios-intro { max-width: 62ch; font-size: 1.05rem; line-height: 1.7; }

.beneficios-grid {
  list-style: none; counter-reset: b;
  margin: var(--space-xl) 0 0; padding: 0;
  display: grid; grid-template-columns: 1fr; gap: var(--space-md);
}
/* Bornera: cada beneficio es un terminal numerado colgando del riel.
   La numeración aquí SÍ es contenido — el cliente los entregó numerados. */
.beneficios-grid li {
  counter-increment: b;
  position: relative;
  display: flex; align-items: baseline; gap: 14px;
  padding: var(--space-md) var(--space-md) var(--space-md) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  font-family: var(--font-display); font-weight: 500;
  font-size: 1.02rem; line-height: 1.45;
  color: #fff;
}
.beneficios-grid li::after {
  content: ''; position: absolute; top: -1px; left: 0;
  width: 34px; height: 3px; background: var(--color-accent);
}
.beneficios-grid li::before {
  content: counter(b, decimal-leading-zero);
  flex: none;
  font-family: var(--font-body); font-weight: 700;
  font-size: 0.72rem; letter-spacing: 0.14em;
  color: var(--color-accent-soft);
  padding-top: 4px;
}

/* 9 items: 1 → 2 (fila impar acepta) → 3 exactas. Nunca auto-fit. */
@media (min-width: 600px) { .beneficios-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) { .beneficios-grid { grid-template-columns: repeat(3, 1fr); } }

/* =============================================================
   Servicios — featured (Ahorro de energía) + grid 2×2
   ============================================================= */
.servicios { padding: var(--space-2xl) 0; background: var(--color-bg-soft); }

.servicio-featured {
  display: grid; grid-template-columns: 1fr;
  background: #fff; border-radius: 2px; overflow: hidden;
  border: 1px solid var(--color-border); margin: var(--space-xl) 0;
}
.servicio-featured-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.servicio-featured-body {
  background: var(--color-dark); color: var(--color-text-light);
  padding: var(--space-lg) var(--space-md);   /* móvil: nunca --space-xl */
  display: flex; flex-direction: column; gap: var(--space-md); justify-content: center;
}
.servicio-featured-body h3 {
  align-self: flex-start;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.30);
  border-radius: 2px; padding: 10px 14px; margin: 0;
  font-family: var(--font-body); font-weight: 700;
  font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.16em;
  color: #fff;
}
.servicio-featured-body ul { margin: 0; padding: 0; list-style: none; }
.servicio-featured-body li {
  position: relative;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  padding: 11px var(--space-xs) 11px 0;
  font-family: var(--font-display); font-weight: 400;
  font-size: 0.96rem; line-height: 1.5; color: #fff;
}
.servicio-featured-body li::before {
  content: ''; position: absolute; top: -1px; left: 0;
  width: 22px; height: 2px; background: var(--color-accent);
}
.btn-accent {
  align-self: flex-start;
  background: var(--color-accent-deep); color: #fff; text-decoration: none;
  padding: 12px 26px; border-radius: var(--radius-sm); font-weight: 700;
  transition: background var(--transition);
}
.btn-accent:hover { background: var(--color-accent-soft); }

.servicios-grid { display: grid; grid-template-columns: 1fr; gap: var(--space-md); }
/* Tarjeta de servicio: la foto arriba, y el nombre sobre una placa de leyenda
   oscura montada a caballo del borde, como la plaquita de un equipo. */
.servicio-card {
  position: relative;
  background: #fff; border: 1px solid var(--color-border); border-radius: 2px;
  overflow: hidden; transition: border-color var(--transition);
}
.servicio-card:hover { border-color: var(--color-accent); }
.servicio-card figure { margin: 0; aspect-ratio: 4 / 3; overflow: hidden; }
.servicio-card img { width: 100%; height: 100%; object-fit: cover; object-position: center; transition: transform var(--transition); }
.servicio-card:hover img { transform: scale(1.06); }
.servicio-card-body { padding: 0 var(--space-md) var(--space-md); }
.servicio-card-body h3 {
  position: relative; top: -18px; display: inline-block;
  background: var(--color-dark); color: #fff;
  font-family: var(--font-body); font-weight: 700;
  font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.16em;
  padding: 10px 14px; border-radius: 2px;
  margin: 0;
}
.servicio-card-body ul {
  margin: 0; padding: 0; list-style: none;
  color: var(--color-text); line-height: 1.5;
}
.servicio-card-body li {
  position: relative;
  border-top: 1px solid var(--color-border);
  padding: 11px var(--space-xs) 11px 0;
  font-size: 0.94rem;
}
.servicio-card-body li::before {
  content: ''; position: absolute; top: -1px; left: 0;
  width: 22px; height: 2px; background: var(--color-accent);
}

@media (min-width: 768px) {
  .servicios-grid { grid-template-columns: repeat(2, 1fr); }  /* 4 cards = 2×2 exacto */
}
@media (min-width: 960px) {
  .servicio-featured { grid-template-columns: 1.15fr 1fr; }
  .servicio-featured-body { padding: var(--space-xl); }
}

/* =============================================================
   Proyectos — galería con lightbox
   ============================================================= */
.proyectos { padding: var(--space-2xl) 0; }
.galeria { display: grid; grid-template-columns: 1fr; gap: var(--space-sm); margin-top: var(--space-xl); }
.galeria-item {
  padding: 0; border: 0; cursor: pointer; overflow: hidden;
  border-radius: 2px; aspect-ratio: 4 / 3; background: var(--color-bg-soft);
}
.galeria-item img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform var(--transition); }
.galeria-item:hover img { transform: scale(1.06); }

/* 6 items: 1 → 2 → 3 columnas. Todas las filas completas en los tres casos. */
@media (min-width: 600px) { .galeria { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) { .galeria { grid-template-columns: repeat(3, 1fr); } }

.lightbox {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(15, 34, 49, 0.94);
  display: grid; place-items: center; padding: var(--space-md);
}
.lightbox img { max-width: min(1100px, 92vw); max-height: 88vh; border-radius: var(--radius-md); }
.lightbox-close {
  position: absolute; top: var(--space-md); right: var(--space-md);
  background: none; border: 0; color: #fff; font-size: 2rem; cursor: pointer; line-height: 1;
}

/* =============================================================
   Certificaciones — normas y partners
   ============================================================= */
.certificaciones { padding: var(--space-2xl) 0; background: var(--color-bg-soft); }
.normas { list-style: none; margin: var(--space-xl) 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: var(--space-sm); }
/* Normas: placas de marcado de cumplimiento, rectangulares como las que van
   serigrafiadas en el tablero. Nada de pastillas. */
.normas li {
  border: 1px solid rgba(28, 61, 92, 0.30);
  border-left: 3px solid var(--color-primary);
  color: var(--color-primary-deep); background: #fff;
  border-radius: 2px; padding: 9px 16px;
  font-family: var(--font-body); font-weight: 700;
  font-size: 0.76rem; letter-spacing: 0.14em; text-transform: uppercase;
}

.partners { margin-top: var(--space-xl); }
.partners-label { font-family: var(--font-body); font-weight: 700; text-transform: uppercase; letter-spacing: 0.22em; font-size: 0.7rem; color: var(--color-primary-deep); }
.partners-sub {
  color: var(--color-text-muted); margin-left: 10px;
  font-weight: 400; letter-spacing: 0.14em;
}
.partners-sub::before { content: '/ '; opacity: 0.5; }
.partners-list { list-style: none; margin: var(--space-lg) 0 0; padding: 0; display: grid; grid-template-columns: 1fr; gap: 0 var(--space-lg); }
.partners-list li {
  position: relative;
  border-top: 1px solid var(--color-border);
  padding: 14px var(--space-sm) 14px 0;
  font-family: var(--font-display); font-weight: 500; font-size: 1rem;
  color: var(--color-text);
}
.partners-list li::before {
  content: ''; position: absolute; top: -1px; left: 0;
  width: 22px; height: 2px; background: var(--color-primary);
}

/* 7 partners: 1 → 2 → 4 col. A 4 col la última fila lleva 3, centrada con flex. */
@media (min-width: 600px) { .partners-list { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) {
  .partners-list { grid-template-columns: repeat(4, 1fr); }
}

/* =============================================================
   Políticas — calidad y seguridad
   ============================================================= */
.politicas { padding: var(--space-2xl) 0; }
.politicas-grid { display: grid; grid-template-columns: 1fr; gap: var(--space-lg); }
.politica-card {
  position: relative;
  border-top: 1px solid var(--color-border);
  padding: var(--space-lg) var(--space-md) 0 0;
}
.politica-card::before {
  content: ''; position: absolute; top: -1px; left: 0;
  width: 48px; height: 3px; background: var(--color-accent);
}
.politica-card h2 {
  font-family: var(--font-body); font-weight: 700;
  font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.22em;
  color: var(--color-primary-deep); margin: 0 0 var(--space-sm);
}
.politica-card p {
  margin: 0; line-height: 1.7; color: var(--color-text);
  font-family: var(--font-display); font-weight: 400; font-size: 1.02rem;
}

@media (min-width: 768px) { .politicas-grid { grid-template-columns: repeat(2, 1fr); } }

/* =============================================================
   Contacto
   ============================================================= */
.contacto { padding: var(--space-2xl) 0; background: var(--color-bg-soft); }
.contacto-grid { display: grid; grid-template-columns: 1fr; gap: var(--space-xl); }
.contacto-datos { margin-top: var(--space-lg); }
.contacto-datos dt { font-family: var(--font-body); font-weight: 700; text-transform: uppercase; letter-spacing: 0.22em; font-size: 0.7rem; color: var(--color-primary-deep); margin-top: var(--space-md); }
.contacto-datos dd { margin: 4px 0 0; }
.contacto-datos a { color: inherit; display: inline-block; padding: 7px 0; }

.contacto-form {
  background: #fff; border-radius: 2px; border: 1px solid var(--color-border);
  padding: var(--space-lg) var(--space-md);      /* móvil: nunca --space-xl */
  display: grid; grid-template-columns: 1fr; gap: var(--space-md);
}
.contacto-form label {
  display: flex; flex-direction: column; gap: 7px;
  font-family: var(--font-body); font-weight: 700;
  font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.14em;
  color: var(--color-primary-deep);
}
.contacto-form input, .contacto-form textarea {
  font: inherit; font-weight: 400;
  border: 1px solid var(--color-border); border-radius: 2px;
  padding: 12px 14px; background: var(--color-bg-soft);
}
.contacto-form input:focus, .contacto-form textarea:focus { outline: 2px solid var(--color-primary); outline-offset: 1px; }
/* Especificidad: .contacto-form label es (0,2,0) y le ganaría a .consent solo. */
.contacto-form label.consent {
  flex-direction: row; align-items: flex-start; gap: 10px;
  font-family: var(--font-body); font-weight: 400; font-size: 0.85rem;
  text-transform: none; letter-spacing: 0; color: var(--color-text);
}
.contacto-form label.consent input { flex: none; margin-top: 3px; }
.contacto-form button[disabled] { opacity: 0.45; cursor: not-allowed; }
.form-privacidad { font-size: 0.8rem; color: var(--color-text-muted); margin: 0; }

/* =============================================================
   Footer
   ============================================================= */
.site-footer {
  position: relative;
  background: var(--color-darker); color: var(--color-text-light);
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}
/* Cierra el sistema: el mismo riel de bornera con el que abre el hero. */
.site-footer::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 9px;
  background-image: repeating-linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.30) 0 1px,
    transparent 1px 11px
  );
}
.footer-cta { text-align: center; padding: var(--space-2xl) var(--space-md) var(--space-xl); }
.footer-cta h2 { font-family: var(--font-display); color: #fff; font-size: clamp(1.6rem, 4vw, 2.4rem); margin: 0 0 var(--space-sm); }
.footer-cta .btn-accent { align-self: center; }
.footer-cols { display: grid; grid-template-columns: 1fr; gap: var(--space-lg); padding-bottom: var(--space-xl); }
.footer-cols ul { list-style: none; margin: 0; padding: 0; line-height: 2; }
.footer-cols a { display: inline-block; padding: 5px 0; }
.footer-cols a { color: inherit; text-decoration: none; }
.footer-cols a:hover { color: var(--color-accent-soft); }
.footer-col-title { font-family: var(--font-body); font-weight: 700; text-transform: uppercase; letter-spacing: 0.22em; font-size: 0.7rem; color: var(--color-accent-soft); }
.footer-tagline { font-style: italic; opacity: 0.75; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  padding: var(--space-md); display: flex; flex-wrap: wrap; gap: var(--space-sm);
  justify-content: space-between; font-size: 0.85rem;
}
.footer-bottom a { color: inherit; margin-left: var(--space-md); display: inline-block; padding: 6px 0; }

@media (min-width: 768px) {
  .contacto-form { grid-template-columns: repeat(2, 1fr); }
  .contacto-form .span-2 { grid-column: span 2; }
  .footer-cols { grid-template-columns: repeat(2, 1fr); gap: var(--space-xl) var(--space-lg); }
}
@media (min-width: 1024px) {
  .footer-cols { grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: var(--space-lg); }
}
@media (min-width: 960px) {
  .contacto-grid { grid-template-columns: 1fr 1.1fr; }
  .contacto-form { padding: var(--space-xl); }
}

/* =============================================================
   Modal Aviso de Privacidad
   ============================================================= */
.privacy-modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(15, 34, 49, 0.9);
  display: grid;
  place-items: center;
  padding: var(--space-md);
}
.privacy-modal[hidden] { display: none; }
.privacy-modal-card {
  position: relative;
  background: var(--color-bg);
  max-width: 640px;
  width: 100%;
  max-height: 84vh;
  overflow-y: auto;
  padding: var(--space-lg) var(--space-md);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  animation: scaleIn var(--transition) cubic-bezier(0.4, 0, 0.2, 1);
}
@keyframes scaleIn { from { opacity: 0; transform: scale(0.94) translateY(8px); } to { opacity: 1; transform: scale(1); } }
.privacy-modal-close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  border: 0;
  font-size: 1.25rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), transform var(--transition);
}
.privacy-modal-close:hover { background: var(--color-accent); transform: rotate(90deg); }
.privacy-modal-card h2 { font-size: 1.6rem; margin: 0 var(--space-lg) var(--space-md) 0; color: var(--color-primary); }
.privacy-modal-card p { font-size: 0.95rem; line-height: 1.75; color: var(--color-text-muted); margin-bottom: var(--space-md); }
.privacy-modal-card a { color: var(--color-accent); font-weight: 600; text-decoration: underline; }

@media (min-width: 768px) { .privacy-modal-card { padding: var(--space-xl); } }

/* =============================================================
   Aviso de privacidad — página
   ============================================================= */
.legal-page {
  padding: calc(var(--header-height) + var(--space-xl)) 0 var(--space-2xl);
  background: var(--color-bg-soft);
  min-height: 100vh;
}
.legal-page .container-narrow { background: var(--color-bg); padding: var(--space-2xl) var(--space-xl); border-radius: var(--radius-md); border: 1px solid var(--color-border); }
.legal-page h1 { margin-bottom: var(--space-md); }
.legal-page h2 { font-size: 1.4rem; margin: var(--space-xl) 0 var(--space-sm); color: var(--color-primary); }
.legal-page h3 { font-size: 1rem; margin: var(--space-lg) 0 var(--space-sm); font-family: var(--font-display); font-weight: 600; color: var(--color-primary); text-transform: uppercase; letter-spacing: 0.08em; }
.legal-page p { color: var(--color-text-muted); margin-bottom: var(--space-sm); }
.legal-page ul { color: var(--color-text-muted); padding-left: 1.25rem; margin-bottom: var(--space-md); }
.legal-page li { margin-bottom: var(--space-2xs); }
.legal-page .updated { font-size: 0.85rem; color: var(--color-text-muted); font-style: italic; margin-bottom: var(--space-lg); }

/* =============================================================
   Gracias / Error / 404
   ============================================================= */
.status-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: var(--color-darker);
  color: var(--color-cream);
  padding: var(--space-2xl) var(--space-md);
  position: relative;
  overflow: hidden;
  isolation: isolate;
}
.status-page::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 85% 12%, rgba(59, 127, 189, 0.35), transparent 55%),
    radial-gradient(circle at 12% 88%, rgba(215, 92, 97, 0.28), transparent 55%);
}
.status-card { max-width: 560px; }
.status-page .eyebrow { color: var(--color-accent-soft); }
.status-page .eyebrow::before { background: var(--color-accent-soft); }
.status-card .icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--space-lg);
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--color-accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 2.2rem;
  color: #fff;
}
.status-card h1 { color: var(--color-cream); margin-bottom: var(--space-md); }
.status-card p { color: var(--color-text-light); font-size: 1.05rem; margin-bottom: var(--space-lg); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* =============================================================
   Movimiento al entrar en pantalla
   La clase js-reveal la anade el JS: sin JS nada de esto aplica
   y todo el contenido se ve desde el primer momento.
   ============================================================= */
:root {
  --reveal-dur: 620ms;
  --reveal-ease: cubic-bezier(0.16, 1, 0.3, 1);
  --reveal-delay: 0ms;
}

.js-reveal .reveal {
  opacity: 0;
  transform: translateY(14px);
  transition:
    opacity var(--reveal-dur) var(--reveal-ease) var(--reveal-delay),
    transform var(--reveal-dur) var(--reveal-ease) var(--reveal-delay);
}
.js-reveal .reveal.is-revealed {
  opacity: 1;
  transform: none;
}

/* Firma: las lenguetas coral de las borneras se dibujan de izquierda a
   derecha en cuanto el terminal entra. El panel se energiza por partes. */
.js-reveal .valores-grid li::before,
.js-reveal .beneficios-grid li::after,
.js-reveal .partners-list li::before,
.js-reveal .politica-card::before,
.js-reveal .servicio-card-body li::before,
.js-reveal .servicio-featured-body li::before {
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 520ms var(--reveal-ease) calc(var(--reveal-delay) + 120ms);
}
.js-reveal .valores-grid li.is-revealed::before,
.js-reveal .beneficios-grid li.is-revealed::after,
.js-reveal .partners-list li.is-revealed::before,
.js-reveal .politica-card.is-revealed::before,
.js-reveal .servicio-card.is-revealed .servicio-card-body li::before,
.js-reveal .servicio-featured.is-revealed .servicio-featured-body li::before {
  transform: scaleX(1);
}

/* La barra colectora de Empresa baja, como si energizara las dos declaraciones */
.js-reveal .empresa-vm::before {
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform 720ms var(--reveal-ease) 120ms;
}
.js-reveal .empresa-vm:has(.is-revealed)::before { transform: scaleY(1); }

/* La rayita del eyebrow se dibuja con el texto */
.js-reveal .eyebrow::before {
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 480ms var(--reveal-ease) calc(var(--reveal-delay) + 100ms);
}
.js-reveal .eyebrow.is-revealed::before { transform: scaleX(1); }

@media (prefers-reduced-motion: reduce) {
  .js-reveal .reveal,
  .js-reveal .reveal.is-revealed { opacity: 1; transform: none; transition: none; }
}

/* =============================================================
   Movimiento del hero
   Tres piezas: la entrada orquestada al cargar, el contenido que
   vuelve a entrar en cada banner, y el riel que escanea el tiempo
   que le queda al banner actual. Movimiento que informa, no adorna.
   ============================================================= */

/* El contenido de cada banner entra con ANIMACION, no con transicion: con
   fill-mode 'both' el elemento ya nace en el estado inicial en el primer
   pintado, asi que no hay parpadeo mientras carga el JS. Y al cambiar de
   banner la regla deja de aplicar y vuelve a aplicar, con lo que la animacion
   se reinicia sola: sirve igual al arrancar que en cada cambio. */
/* La caja del titular se ensancha en vertical porque clip-path recorta justo
   al borde y con line-height 1.12 la tinta se sale ~7px: se comian las colas
   de la g y la y, y por arriba los acentos. El margen negativo compensa para
   que la maquetacion no se mueva. */
.hero-slide .hero-title {
  clip-path: inset(0 100% 0 0);
  opacity: 0;
  padding-block: 0.18em;
  margin-block: -0.18em;
}
.hero-slide .hero-cta   { opacity: 0; transform: translateY(20px); }
.hero-slide.is-active .hero-title { animation: heroTitulo 1100ms var(--reveal-ease) 180ms both; }
.hero-slide.is-active .hero-cta   { animation: heroPulsador 700ms var(--reveal-ease) 420ms both; }
@keyframes heroTitulo {
  from { clip-path: inset(0 100% 0 0); opacity: 0; }
  to   { clip-path: inset(0 0 0 0);    opacity: 1; }
}
@keyframes heroPulsador {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: none; }
}

/* El riel entra al cargar, dibujandose de izquierda a derecha */
.hero-rail { transform-origin: left center; animation: railEntra 900ms var(--reveal-ease) 420ms both; }
@keyframes railEntra { from { transform: scaleX(0); } to { transform: scaleX(1); } }

/* La barra de escaneo: recorre el segmento activo en el tiempo que dura el
   banner. Cuando llega al final, cambia. Se detiene si el autoplay se detiene. */
.hero-rail-track button { position: relative; }
.hero-rail-track button::after {
  content: '';
  position: absolute; top: -4px; left: 0; right: 0; height: 4px;
  background: var(--color-accent);
  border-radius: 3px;
  transform: scaleX(0); transform-origin: left center;
}
.hero-rail-track button.is-scanning::after {
  animation: railEscanea var(--rail-dur, 7000ms) linear forwards;
}
@keyframes railEscanea { from { transform: scaleX(0); } to { transform: scaleX(1); } }
body.hero-paused .hero-rail-track button::after { animation-play-state: paused; }

@media (prefers-reduced-motion: reduce) {
  .hero-slide .hero-title,
  .hero-slide .hero-cta { opacity: 1; transform: none; clip-path: none; animation: none; }
  .hero-rail { animation: none; }
  .hero-rail-track button.is-scanning::after { animation: none; transform: scaleX(1); }
}

/* -------------------------------------------------------------
   Hero: dos efectos claramente visibles
   1. La foto avanza lentamente mientras dura el banner. Da vida
      continua sin que nada salte.
   2. El titular se descubre con un barrido de izquierda a derecha,
      como una linea de instrumento recorriendo la pantalla.
   ------------------------------------------------------------- */
.hero-slide.is-active .hero-slide-bg {
  animation: heroAvanza 11000ms cubic-bezier(0.33, 0, 0.2, 1) forwards;
}
@keyframes heroAvanza {
  from { transform: scale(1) translate3d(0, 0, 0); }
  to   { transform: scale(1.085) translate3d(-1.2%, 0, 0); }
}
body.hero-paused .hero-slide-bg { animation-play-state: paused; }


@media (prefers-reduced-motion: reduce) {
  .hero-slide.is-active .hero-slide-bg { animation: none; }
  .hero-slide.is-active .hero-title,
  .hero-slide.is-active .hero-cta { animation: none; }
}


/* =============================================================
   Intro: el barrido que descubre el logo
   Solo aparece si el script de cabecera anadio .con-intro, es decir:
   con JS, sin preferencia de movimiento reducido y una vez por sesion.
   El hero se pinta detras desde el primer momento; el telon solo lo tapa.
   ============================================================= */
.intro { display: none; }

html.con-intro body { overflow: hidden; }
html.con-intro .intro {
  display: grid; place-items: center;
  position: fixed; inset: 0; z-index: 400;
  background: var(--color-darker);
  /* El logo termina de revelarse a 880ms; el telon espera hasta 1700ms para
     que el logo se lea completo antes de irse, no apenas un parpadeo. */
  animation: introTelon 420ms var(--reveal-ease) 2680ms forwards;
}
@keyframes introTelon {
  to { transform: translateY(-100%); }
}

/* Era de 330px: a ese tamano el logo se perdia en el campo oscuro y el
   barrido pasaba desapercibido. */
.intro-marco { position: relative; width: min(560px, 78vw); }

.intro-logo {
  display: block;
  width: 100%; height: auto;
  overflow: visible;
}

/* El logo se traza como en un plotter: primero el contorno del corchete, que
   luego se rellena; despues entra el punto coral y por ultimo el texto barre de
   izquierda a derecha. Los grupos vienen del SVG incrustado en index.html. */
.intro-iso {
  fill: transparent;
  stroke: #fff;
  stroke-width: 5;
  stroke-linejoin: miter;
  stroke-dasharray: 1;          /* pathLength="1" normaliza el recorrido */
  stroke-dashoffset: 1;
  animation: introTrazo 900ms linear both,
             introRelleno 380ms var(--reveal-ease) 900ms both;
}
.intro-iso-a { animation-delay: 120ms, 900ms; }
.intro-iso-b { animation-delay: 400ms, 1060ms; }

.intro-punto {
  transform-box: fill-box;
  transform-origin: center;
  animation: introPunto 320ms var(--reveal-ease) 1280ms both;
}

.intro-marca { animation: introBarrer 640ms var(--reveal-ease) 1400ms both; }
.intro-sub   { animation: introBarrer 640ms var(--reveal-ease) 1540ms both; }
.intro-tag   { animation: introBarrer 560ms var(--reveal-ease) 1700ms both; }

@keyframes introTrazo   { to { stroke-dashoffset: 0; } }
@keyframes introRelleno { to { fill: #fff; stroke-width: 0; } }
@keyframes introPunto   { from { opacity: 0; transform: scale(0.3); }
                          to   { opacity: 1; transform: scale(1); } }
@keyframes introBarrer  { from { opacity: 0; clip-path: inset(0 100% 0 0); }
                          to   { opacity: 1; clip-path: inset(0 -2% 0 0); } }
@keyframes introLogo {
  to { clip-path: inset(0 0 0 0); }
}

/* La linea coral: el mismo gesto del titular del hero y de las borneras */
.intro-barrido {
  position: absolute; left: 0; right: 0; bottom: -20px; height: 3px;
  background: var(--color-accent);
  transform: scaleX(0); transform-origin: left center;
  animation: introBarrido 620ms var(--reveal-ease) 2180ms forwards;
}
@keyframes introBarrido {
  to { transform: scaleX(1); }
}

/* Mientras el telon esta puesto, la entrada del hero se PAUSA (no se retrasa):
   con retraso, al quitar la clase las reglas dejarian de aplicar y la animacion
   saltaria a su estado final. Pausada conserva el progreso y arranca limpia en
   cuanto el telon se va. Y sin JS no hay clase: las animaciones corren normal. */
html.con-intro .hero-slide.is-active .hero-title,
html.con-intro .hero-slide.is-active .hero-cta,
html.con-intro .hero-slide.is-active .hero-slide-bg,
html.con-intro .hero-rail,
html.con-intro .hero-rail-track button.is-scanning::after { animation-play-state: paused; }

/* Mientras la foto del hero no ha llegado, el telon aguanta: se pausa su
   subida en vez de retrasarla, para que al reanudar no salte al final. */
html.esperando-foto .intro { animation-play-state: paused; }

@media (prefers-reduced-motion: reduce) {
  /* La regla global de mas arriba solo acorta la duracion y fija una sola
     iteracion: con 'alternate' eso deja el pendulo congelado en su ultimo
     fotograma, es decir 20px descentrado. Hay que anularlo por nombre. */
  .header-logo { animation: none !important; transform: none !important; }
}