/* =========================================================
   EMSO — Landing
   Regla 60-30-10:
   60% monocromo (blanco / negro / azul marino)
   30% neutros (gris pizarra / blanco humo)
   10% acento vino (solo CTA y elementos clave)
   ========================================================= */

:root {
  /* Paleta de marca */
  --emso-wine: #4C0519;
  --emso-slate: #64748B;
  --emso-navy: #0F172A;
  --emso-smoke: #F8FAFC;
  --emso-white: #FFFFFF;
  --emso-black: #000000;

  /* Derivados */
  --slate-soft: color-mix(in srgb, var(--emso-slate) 10%, var(--emso-smoke));
  --slate-line: color-mix(in srgb, var(--emso-slate) 22%, transparent);
  --wine-hover: color-mix(in srgb, var(--emso-wine) 82%, #ffffff);

  /* Tipografía */
  --font-display: "Archivo Black", "Arial Black", sans-serif;
  --font-body: "Hanken Grotesk", "HK Grotesk", Arial, sans-serif;

  /* Espaciado (basado en Kolibri) */
  --gutter: 32px;
  --gap: 32px;
  --section-pad: clamp(128px, 16vw, 240px);
  --radius-card: 32px;

  --ease-expo: cubic-bezier(0.87, 0, 0.13, 1);
  --ease-io: cubic-bezier(0.77, 0, 0.175, 1);

  --page-bg: var(--emso-white);
  --page-fg: var(--emso-black);
}

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

html { -webkit-text-size-adjust: 100%; }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
.lenis.lenis-stopped { overflow: hidden; }

body {
  margin: 0;
  background-color: var(--page-bg);
  color: var(--page-fg);
  font-family: var(--font-body);
  font-size: 22px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { color: var(--emso-smoke); background: var(--emso-wine); }

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
figure { margin: 0; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

:focus-visible { outline: 2px solid var(--emso-slate); outline-offset: 3px; }

/* =========================================================
   NAVBAR (glassmorphism + colapso al hacer scroll)
   ========================================================= */
.navbar {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  padding: 40px var(--gutter);
  pointer-events: none;
  color: var(--emso-black);
  transition: color 0.3s ease;
}

.nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 48px;
}

/* Vidrio compartido por el logo y el menú */
.nav-brand,
.nav-menu {
  border-radius: 99px;
  background-color: rgba(248, 250, 252, 0.55);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  backdrop-filter: blur(12px) saturate(140%);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.35);
  transition: background-color 0.2s ease-in-out, padding 0.2s ease-in-out;
}
.nav-brand.is-on-dark,
.nav-menu.is-on-dark {
  color: var(--emso-smoke);
  background-color: rgba(15, 23, 42, 0.35);
  box-shadow: inset 0 0 0 1px rgba(248, 250, 252, 0.12);
}

.nav-brand {
  pointer-events: auto;
  position: relative;
  display: block;
  height: 48px;
  padding: 9px 16px;
}

.nav-brand-img {
  height: 100%;
  width: auto;
  transition: opacity 0.3s ease;
}
.nav-brand-img--light { position: absolute; top: 9px; left: 16px; height: 30px; opacity: 0; }
.nav-brand.is-on-dark .nav-brand-img--light { opacity: 1; }
.nav-brand.is-on-dark .nav-brand-img--dark { opacity: 0; }

.nav-menu {
  pointer-events: auto;
  display: flex;
  align-items: center;
  height: 48px;
  padding: 2px;
}
.nav-menu:hover { background-color: rgba(248, 250, 252, 0.7); }
.nav-menu.is-on-dark:hover { background-color: rgba(15, 23, 42, 0.5); }

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 44px;
  padding: 2px 14px 0;
  border: 0;
  border-radius: 99px;
  background: transparent;
  color: inherit;
  font: 500 17px/1 var(--font-body);
  letter-spacing: 0.25px;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 0.2s ease;
}
.nav-link:first-child { padding-left: 22px; }
.nav-link:hover { background-color: rgba(15, 23, 42, 0.06); }
.nav-menu.is-on-dark .nav-link:hover { background-color: rgba(248, 250, 252, 0.1); }
.nav-link.is-current { text-decoration: underline; text-underline-offset: 5px; text-decoration-thickness: 1px; }

.nav-link--access {
  margin-left: 4px;
  padding-right: 18px;
  background-color: rgba(15, 23, 42, 0.06);
}
.nav-menu.is-on-dark .nav-link--access { background-color: rgba(248, 250, 252, 0.1); }

/* Llamado a la acción de la navbar ("Cotiza ahora"): el 10 % vino de la regla 60-30-10 */
.nav-link--cta,
.nav-menu.is-on-dark .nav-link--cta {
  margin-left: 4px;
  padding-right: 18px;
  background-color: var(--emso-wine);
  color: var(--emso-smoke);
  font-weight: 600;
}
.nav-link--cta:hover,
.nav-menu.is-on-dark .nav-link--cta:hover { background-color: var(--wine-hover); }
.nav-link--cta svg { transition: transform 0.25s var(--ease-io); }
.nav-link--cta:hover svg { transform: translateX(3px); }

/* Contracción progresiva (todas las resoluciones): la barra no se mueve de lugar,
   los apartados se pliegan uno tras otro hacia el botón circular y se despliegan ahí mismo. */
[data-nav="item"] {
  overflow: hidden;
  flex-shrink: 0;
  max-width: 240px;
  transition: opacity 180ms ease, max-width 260ms var(--ease-io), margin 260ms var(--ease-io),
              padding 260ms var(--ease-io), background-color 200ms ease;
  transition-delay: var(--nav-d, 0ms);
}
[data-nav="item"].is-nav-hidden {
  opacity: 0;
  max-width: 0;
  margin-left: 0 !important;
  margin-right: 0 !important;
  padding-left: 0 !important;
  padding-right: 0 !important;
  pointer-events: none;
}
[data-nav="menu"] {
  overflow: hidden;
  flex-shrink: 0;
  justify-content: center;
  width: 44px;
  height: 44px;
  opacity: 0;
  max-width: 0;
  margin: 0 !important;
  padding: 0 !important;
  pointer-events: none;
  transition: opacity 160ms ease, max-width 200ms var(--ease-io), transform 150ms ease;
  transition-delay: var(--nav-d, 0ms);
}
[data-nav="menu"].is-nav-visible {
  opacity: 1;
  max-width: 44px;
  pointer-events: auto;
}
.nav-menu.is-nav-collapsed,
.nav-menu.is-nav-collapsed:hover { padding: 2px !important; }
.nav-menu.is-nav-collapsed:hover [data-nav="menu"] { transform: translateY(-2px); }

/* La barra aparece desplegada al terminar el preloader */
.navbar { transition: color 0.3s ease, opacity 600ms ease, transform 800ms var(--ease-expo); }
.is-loading { overflow: hidden; }
.is-loading .navbar { opacity: 0; transform: translateY(-16px); }

/* Móvil: misma lógica; si los apartados no caben, la píldora se desplaza en horizontal */
@media (max-width: 767px) {
  .navbar { padding: 20px 16px; }
  .nav-inner { gap: 8px; }
  .nav-brand { flex: none; height: 44px; padding: 8px 14px; }
  .nav-brand-img--light { top: 8px; left: 14px; height: 28px; }
  .nav-menu {
    height: 44px;
    padding: 0;
    max-width: calc(100vw - 32px - 104px);
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-width: none;
  }
  .nav-menu::-webkit-scrollbar { display: none; }
  .nav-link { height: 40px; font-size: 15px; padding: 2px 11px 0; }
  .nav-link:first-child { padding-left: 16px; }
}

/* =========================================================
   PRELOADER (estilo Studio Size, invertido: fondo negro, EMSO en blanco)
   ========================================================= */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  padding: 0 var(--gutter);
  background: var(--emso-black);
  color: var(--emso-white);
  transition: transform 750ms var(--ease-expo);
}
.preloader.is-done { transform: translate3d(0, -100%, 0); }
.preloader.is-gone { display: none; }
.no-intro .preloader { display: none; }

.preloader-word {
  font-family: var(--font-display);
  font-size: clamp(16px, 4vw, 66px);
  line-height: 1;
  letter-spacing: -0.03em;
  white-space: nowrap;
  transition: transform 750ms var(--ease-expo), opacity 500ms ease;
}
.preloader.is-done .preloader-word { transform: translate3d(0, 30vh, 0); opacity: 0; }

.pl-char {
  display: inline-block;
  opacity: 0;
  filter: blur(8px);
  transform: translate3d(0, 0.18em, 0);
  transition: opacity 260ms ease, filter 340ms ease, transform 400ms var(--ease-io);
}
.pl-char.is-on { opacity: 1; filter: blur(0); transform: none; }

/* =========================================================
   HERO (fondo desenfocado estilo Rise at Seven + texto cambiante estilo Studio Size)
   ========================================================= */
.hero {
  position: relative;
  height: 100vh;
  height: 100svh;
  min-height: 600px;
  padding: 8px;
  background: var(--emso-white);
}

.hero-card {
  position: relative;
  height: 100%;
  overflow: hidden;
  border-radius: 28px;
  background: var(--emso-navy);
  isolation: isolate;
}

.hero-bg {
  position: absolute;
  inset: -80px;
  z-index: -2;
  transform: scale(1.18);
  transition: transform 2200ms var(--ease-expo);
}
.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: blur(30px) saturate(1.15);
  opacity: 0;
  transition: opacity 600ms ease;
}
.hero-bg img.is-loaded { opacity: 1; }
.is-revealed .hero-bg { transform: scale(1); }

.hero-shade {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.42) 0%, rgba(15, 23, 42, 0.08) 38%, rgba(15, 23, 42, 0.62) 100%);
}

.hero-content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: 0 clamp(20px, 4vw, 56px) clamp(24px, 3.4vw, 44px);
  color: var(--emso-smoke);
  text-align: left;
}

.hero-title {
  width: 100%;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(40px, 6.4vw, 104px);
  line-height: 1;
  letter-spacing: -0.035em;
}

/* Revelado por líneas al terminar el preloader */
.line {
  display: block;
  overflow: hidden;
  padding-bottom: 0.08em;
  margin-bottom: -0.08em;
}
.line-inner {
  display: block;
  transform: translate3d(0, 110%, 0);
  transition: transform 1000ms var(--ease-expo);
  transition-delay: calc(var(--li, 0) * 90ms + 150ms);
}
.is-revealed .line-inner { transform: none; }

/* Texto cambiante: cada palabra se divide en letras que entran desde abajo y salen por arriba */
.flip {
  position: relative;
  display: block;
  height: var(--flip-h, 1.08em);
}
.flip-word {
  position: absolute;
  inset: 0 0 auto 0;
}
.flip-group {
  display: inline-block;
  overflow: hidden;
  vertical-align: top;
  padding-bottom: 0.08em;
  margin-bottom: -0.08em;
}
.flip-char {
  display: inline-block;
  transform: translate3d(0, 150%, 0);
  transition: transform 480ms cubic-bezier(0.76, 0, 0.24, 1);
  transition-delay: calc(var(--c, 0) * 14ms);
}
.flip-word.is-active .flip-char { transform: none; }
.flip-word.is-leaving .flip-char { transform: translate3d(0, -150%, 0); }
.flip-word.no-anim .flip-char { transition: none; }

/* Botón del hero: aparece después del título */
.hero-cta {
  margin-top: clamp(24px, 3vw, 40px);
  opacity: 0;
  transform: translate3d(0, 16px, 0);
  transition: opacity 600ms ease 650ms, transform 900ms var(--ease-expo) 650ms;
}
.is-revealed .hero-cta { opacity: 1; transform: none; }
.hero-cta .button { box-shadow: 0 8px 24px rgba(15, 23, 42, 0.28); }

.hero-foot {
  position: absolute;
  left: clamp(20px, 4vw, 56px);
  right: clamp(20px, 4vw, 56px);
  bottom: clamp(24px, 3.4vw, 44px);
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  padding-top: 20px;
  border-top: 1px solid rgba(248, 250, 252, 0.22);
  font-size: 16px;
  line-height: 1.4;
  color: rgba(248, 250, 252, 0.82);
}
.hero-foot p { margin: 0; }

/* =========================================================
   SECCIONES / GRID (columna etiqueta + contenido, como Kolibri)
   ========================================================= */
.section { padding: var(--section-pad) var(--gutter) 0; }

.grid-row {
  display: grid;
  grid-template-columns: 1fr 2.1fr 1fr;
  column-gap: var(--gap);
  align-items: start;
}
.grid-row-content { grid-column: 2; }

.grid-row-label {
  font-size: 14px;
  line-height: 33px;
  color: var(--emso-slate);
}
.grid-row-label--on-dark { color: color-mix(in srgb, var(--emso-slate) 55%, var(--emso-smoke)); }

.title-big {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(40px, 6.1vw, 88px);
  line-height: 1.04;
  letter-spacing: -0.035em;
}

.lead {
  margin: 0;
  font-size: clamp(22px, 2.3vw, 32px);
  line-height: 1.35;
  font-weight: 500;
  color: var(--emso-navy);
}

.body-big {
  margin: 0;
  font-size: clamp(18px, 1.6vw, 22px);
  line-height: 1.5;
}

/* Aparición suave al entrar en pantalla */
.reveal {
  opacity: 0;
  transform: translate3d(0, 32px, 0);
  transition: opacity 600ms ease, transform 700ms var(--ease-io);
}
.reveal.is-in { opacity: 1; transform: none; }

/* =========================================================
   LOGO WALL / MARQUEE
   ========================================================= */
.marquee {
  position: relative;
  margin: clamp(64px, 8vw, 112px) calc(var(--gutter) * -1) 0;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 14%, #000 86%, transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0, #000 14%, #000 86%, transparent 100%);
}

.marquee-track {
  display: flex;
  width: max-content;
  will-change: transform;
}

.marquee-group {
  display: flex;
  align-items: center;
  gap: clamp(56px, 7vw, 112px);
  margin: 0;
  padding: 0 clamp(28px, 3.5vw, 56px);
  list-style: none;
}

.marquee-group img {
  height: clamp(56px, 6.6vw, 96px);
  width: auto;
  opacity: 0.9;
  transition: opacity 0.3s ease, transform 0.4s var(--ease-io);
}
.marquee-group li:hover img { opacity: 1; transform: scale(1.06); }

/* =========================================================
   GALERÍA (órbita orgánica)
   ========================================================= */
.orbit {
  position: relative;
  height: clamp(440px, 52vw, 700px);
  margin-top: clamp(32px, 4vw, 64px);
}

.orbit-item {
  position: absolute;
  left: 50%;
  top: 50%;
  width: clamp(180px, 23vw, 340px);
  aspect-ratio: 4 / 5;
  margin: 0;
  border-radius: 24px;
  overflow: hidden;
  background: var(--slate-soft);
  will-change: transform, opacity;
  transform: translate(-50%, -50%);
}

.orbit-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* =========================================================
   TESTIMONIO (dos bloques, basado en las case-study cards)
   ========================================================= */
.testimonial-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap);
  margin-top: clamp(48px, 6vw, 96px);
}

.testimonial-brand,
.testimonial-card {
  height: clamp(520px, 72vh, 640px);
  border-radius: var(--radius-card);
  transition: transform 0.4s var(--ease-io), opacity 600ms ease;
}

.testimonial-brand {
  display: grid;
  place-items: center;
  background: var(--slate-soft);
}
.testimonial-brand img { width: min(56%, 360px); height: auto; }

.testimonial-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 32px;
  padding: 64px 64px 56px;
  background: var(--emso-navy);
  color: var(--emso-smoke);
}

.tc-upper { display: flex; gap: 8px; }

.tc-logo {
  display: grid;
  place-items: center;
  flex: none;
  width: 128px;
  height: 128px;
  padding: 18px;
  border-radius: 24px;
  background: var(--emso-smoke);
}
.tc-logo img { width: 100%; height: auto; }

.tc-meta { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; }

.tag {
  display: inline-flex;
  align-items: center;
  height: 40px;
  padding: 2px 22px 0;
  border-radius: 99px;
  background: rgba(248, 250, 252, 0.1);
  font-size: 20px;
  letter-spacing: -0.3px;
}

.tc-below { display: flex; flex-direction: column; gap: 12px; }

.tc-quote {
  margin: 0;
  font-weight: 700;
  font-size: clamp(24px, 2.4vw, 34px);
  line-height: 1.18;
  letter-spacing: -0.5px;
}

.tc-author {
  margin: 8px 0 0;
  font-size: 18px;
  line-height: 1.4;
  color: color-mix(in srgb, var(--emso-smoke) 72%, transparent);
}
.tc-author strong { color: var(--emso-smoke); font-weight: 600; }

/* =========================================================
   CTA
   ========================================================= */
/* Degradado suave blanco → blanco humo tintado, para que el vino destaque */
.section--cta {
  padding-bottom: var(--section-pad);
  background: linear-gradient(180deg, var(--emso-white) 0%, var(--slate-soft) 100%);
}

.cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(32px, 4vw, 56px);
  text-align: center;
}

.cta-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(40px, 13vw, 200px);
  line-height: 0.95;
  letter-spacing: -0.045em;
}

.button {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 20px 30px 18px;
  border-radius: 12px;
  font: 600 20px/1 var(--font-body);
  text-decoration: none;
  transition: background-color 0.2s ease-in-out, transform 0.2s ease-in-out;
}
.button svg { transition: transform 0.25s var(--ease-io); }
.button:hover svg { transform: translateX(4px); }

.button--accent {
  background-color: var(--emso-wine);
  color: var(--emso-smoke);
}
.button--accent:hover { background-color: var(--wine-hover); transform: translateY(-2px); }

.button--sm {
  gap: 8px;
  padding: 13px 20px 12px;
  border-radius: 99px;
  font-size: 15px;
}

/* Botón secundario: contorno marino (el vino se reserva para la acción principal) */
.button--outline {
  border: 1.5px solid var(--emso-navy);
  color: var(--emso-navy);
  background-color: transparent;
}
.button--outline:hover { background-color: var(--emso-navy); color: var(--emso-smoke); transform: translateY(-2px); }

/* CTA secundario bajo "¿Te interesa?": misma idea, a menor escala */
.cta-alt {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  margin-top: clamp(24px, 4vw, 56px);
}
.cta-alt-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(26px, 3.6vw, 52px);
  line-height: 1;
  letter-spacing: -0.035em;
  color: var(--emso-slate);
}

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 32px var(--gutter);
  border-top: 1px solid var(--slate-line);
  background: var(--slate-soft);
  font-size: 14px;
  color: var(--emso-slate);
}
.footer-logo { height: 28px; width: auto; }

/* =========================================================
   FOOTER COMPLETO (contacto, enlaces, suscripción y legales)
   Generado en todas las páginas por tools/sitio.py
   ========================================================= */
.site-footer {
  --sf-bg: var(--emso-navy);
  --sf-fg: var(--emso-smoke);
  --sf-muted: rgba(248, 250, 252, 0.62);
  --sf-line: rgba(248, 250, 252, 0.14);
  --sf-accent: var(--emso-wine);
  --sf-accent-hover: var(--wine-hover);
  --sf-title: var(--font-display);
  --sf-body: var(--font-body);
  padding: clamp(64px, 8vw, 104px) var(--gutter) 28px;
  background: var(--sf-bg);
  color: var(--sf-fg);
  font-family: var(--sf-body);
}
.sf-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 0.8fr 1.4fr;
  gap: clamp(32px, 4vw, 64px);
  max-width: 1280px;
  margin: 0 auto;
}
.sf-logo { height: 34px; width: auto; margin-bottom: 20px; }
.sf-tagline { max-width: 30ch; margin: 0 0 24px; font-size: 16px; line-height: 1.5; color: var(--sf-muted); }
.sf-title {
  margin: 0 0 18px;
  font-family: var(--sf-title);
  font-weight: 400;
  font-size: 15px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--sf-fg);
}
.sf-list { display: grid; gap: 12px; margin: 0; padding: 0; list-style: none; }
.sf-list a, .sf-link {
  color: var(--sf-muted);
  text-decoration: none;
  font-size: 16px;
  transition: color 0.2s ease;
}
.sf-list a:hover, .sf-link:hover { color: var(--sf-fg); }
.sf-contact a { display: inline-flex; align-items: center; gap: 10px; }
.sf-contact svg { flex: none; width: 18px; height: 18px; opacity: 0.8; }

/* Botones de Instagram con el logo */
.sf-social { display: flex; flex-wrap: wrap; gap: 10px; }
.sf-ig {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 44px;
  padding: 0 18px 0 12px;
  border: 1px solid var(--sf-line);
  border-radius: 99px;
  color: var(--sf-fg);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}
.sf-ig svg { width: 22px; height: 22px; }
.sf-ig:hover { background-color: rgba(248, 250, 252, 0.08); border-color: rgba(248, 250, 252, 0.3); transform: translateY(-2px); }

/* Suscripción a Business Leaders */
.sf-sub-text { margin: 0 0 16px; font-size: 16px; line-height: 1.5; color: var(--sf-muted); }
.sf-sub-form { display: flex; gap: 8px; }
.sf-sub-form input {
  flex: 1;
  min-width: 0;
  height: 48px;
  padding: 0 16px;
  border: 1px solid var(--sf-line);
  border-radius: 99px;
  background: rgba(248, 250, 252, 0.06);
  color: var(--sf-fg);
  font: 500 16px var(--sf-body);
}
.sf-sub-form input::placeholder { color: var(--sf-muted); }
.sf-sub-form input:focus { outline: none; border-color: var(--sf-fg); }
.sf-sub-btn {
  flex: none;
  height: 48px;
  padding: 0 20px;
  border: 0;
  border-radius: 99px;
  background: var(--sf-accent);
  color: #fff;
  font: 700 15px var(--sf-body);
  cursor: pointer;
  transition: background-color 0.2s ease, transform 0.2s ease;
}
.sf-sub-btn:hover { background: var(--sf-accent-hover); transform: translateY(-2px); }
.sf-sub-note { margin: 10px 0 18px; font-size: 13px; color: var(--sf-muted); }
.sf-sub-note a { color: inherit; }
.sf-sub-msg { margin: 10px 0 0; font-size: 14px; font-weight: 600; }

.sf-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px 24px;
  max-width: 1280px;
  margin: clamp(48px, 6vw, 80px) auto 0;
  padding-top: 24px;
  border-top: 1px solid var(--sf-line);
  font-size: 14px;
  color: var(--sf-muted);
  padding-right: 64px;   /* espacio para el botón "volver arriba" */
}
.sf-legal { display: flex; flex-wrap: wrap; gap: 8px 24px; }
@media (max-width: 767px) {
  .site-footer { padding-bottom: 84px; }
  .sf-bottom { padding-right: 0; flex-direction: column; }
}
.sf-legal a { color: inherit; text-decoration: none; }
.sf-legal a:hover { color: var(--sf-fg); text-decoration: underline; text-underline-offset: 4px; }

/* Variante de Business Leaders: su propia paleta y tipografías */
.site-footer--bl {
  --sf-bg: #103669;
  --sf-accent: #004AAD;
  --sf-accent-hover: #0a5fd0;
  --sf-title: "Anton", "Impact", sans-serif;
  --sf-body: "Source Sans 3", "Source Sans Pro", Arial, sans-serif;
}
.site-footer--bl .sf-title { font-size: 18px; letter-spacing: 0.04em; }
.site-footer--bl .sf-logo { height: 52px; }

@media (max-width: 1100px) {
  .sf-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .sf-grid { grid-template-columns: 1fr; }
  .sf-sub-form { flex-direction: column; }
  .sf-sub-btn { width: 100%; }
}

/* =========================================================
   BOTÓN "VOLVER ARRIBA" (misma estética que el botón de la navbar)
   ========================================================= */
.to-top {
  position: fixed;
  right: var(--gutter);
  bottom: 24px;
  z-index: 900;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 0;
  border-radius: 99px;
  background-color: rgba(248, 250, 252, 0.55);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  backdrop-filter: blur(12px) saturate(140%);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.35), 0 6px 18px rgba(15, 23, 42, 0.12);
  color: var(--emso-black);
  cursor: pointer;
  opacity: 0;
  transform: translateY(12px) scale(0.9);
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.35s var(--ease-io), background-color 0.2s ease, color 0.3s ease;
}
.to-top.is-visible { opacity: 1; transform: none; pointer-events: auto; }
.to-top:hover { background-color: rgba(248, 250, 252, 0.75); transform: translateY(-2px); }
.to-top.is-on-dark {
  color: var(--emso-smoke);
  background-color: rgba(15, 23, 42, 0.35);
  box-shadow: inset 0 0 0 1px rgba(248, 250, 252, 0.12), 0 6px 18px rgba(0, 0, 0, 0.2);
}
.to-top.is-on-dark:hover { background-color: rgba(15, 23, 42, 0.5); }
.to-top svg { width: 18px; height: 18px; }
@media (max-width: 767px) { .to-top { bottom: 16px; width: 44px; height: 44px; } }

/* =========================================================
   CURSOR DOT (contraste según la superficie)
   ========================================================= */
#cursor-dot {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9999;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--emso-navy);
  pointer-events: none;
  opacity: 0;
  transform: translate(-50%, -50%);
  will-change: left, top;
  transition:
    width 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
    height 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
    background-color 0.3s ease,
    opacity 0.2s ease;
}
#cursor-dot.is-visible { opacity: 1; }
#cursor-dot.on-dark { background-color: var(--emso-smoke); }
#cursor-dot.is-hover { width: 28px; height: 28px; opacity: 0.55; }

@media (hover: none) {
  #cursor-dot { display: none; }
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 991px) {
  .grid-row { grid-template-columns: 1fr; row-gap: 8px; }
  .grid-row-content { grid-column: 1; }
  .testimonial-pair { grid-template-columns: 1fr; }
  .testimonial-brand { height: 360px; }
  .testimonial-card { height: auto; min-height: 480px; }
}

@media (max-width: 767px) {
  :root { --gutter: 16px; --gap: 16px; --radius-card: 24px; }
  .hero { padding: 6px; }
  .hero-card { border-radius: 22px; }
  .hero-foot { flex-direction: column; align-items: flex-start; gap: 6px; font-size: 14px; }
  .testimonial-brand { height: 280px; }
  .testimonial-card { padding: 32px 24px; min-height: 0; }
  .tc-logo { width: 88px; height: 88px; padding: 12px; border-radius: 16px; }
  .tag { height: 34px; font-size: 16px; padding: 2px 16px 0; }
  .orbit { height: 420px; }
  .orbit-item { width: 42vw; }
  .footer { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  .line-inner,
  .hero-bg,
  .pl-char,
  .flip-char,
  .hero-cta,
  .reveal { transition: none !important; }
}