/* =================================================================
   CULTIVA · Hoja de estilos
   Sistema de diseño basado en el branding oficial (azules) + Sora/Inter
   ================================================================= */

/* ---------- TOKENS ---------- */
:root {
  /* Paleta oficial CULTIVA */
  --blue-900: #00234C;
  --blue-800: #00317A;
  --blue-700: #071A96;
  --blue-600: #005AE0;
  --blue-500: #0386E9;
  --blue-400: #3A59A5;
  --white:    #ffffff;
  --black:    #000000;

  /* Derivados para la experiencia cinematográfica (familia azul) */
  --bg:        #020a18;
  --bg-2:      #04122a;
  --surface:   rgba(255, 255, 255, 0.04);
  --surface-2: rgba(255, 255, 255, 0.07);
  --line:      rgba(255, 255, 255, 0.12);
  --ink:       #eaf1fb;
  --ink-soft:  rgba(234, 241, 251, 0.72);
  --ink-mute:  rgba(234, 241, 251, 0.5);
  --accent:    #0386E9;
  --accent-2:  #3A59A5;
  --glow:      0 0 60px rgba(3, 134, 233, 0.35);

  --radius:    18px;
  --radius-lg: 28px;
  --container: 1200px;
  --ease:      cubic-bezier(0.22, 1, 0.36, 1);

  --font-title: 'Sora', system-ui, sans-serif;
  --font-body:  'Inter', system-ui, sans-serif;
}

/* ---------- RESET ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: auto; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg, video, canvas, iframe { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul { list-style: none; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

/* Texto solo para lectores de pantalla y buscadores (SEO) */
.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;
}

/* Lenis */
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
.lenis.lenis-stopped { overflow: hidden; }

/* ---------- LAYOUT ---------- */
.container { width: min(100% - 2.5rem, var(--container)); margin-inline: auto; }
.section { position: relative; padding: clamp(5rem, 12vh, 9rem) 0; }
.center { text-align: center; }

/* ---------- TIPOGRAFÍA ---------- */
.h2 {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: clamp(1.9rem, 4.2vw, 3.3rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
}
.h2.center { margin-inline: auto; max-width: 18ch; }
.sub-h {
  font-family: var(--font-title);
  font-weight: 600;
  font-size: clamp(1.25rem, 2.4vw, 1.7rem);
  margin: clamp(3rem, 7vh, 5rem) 0 1.8rem;
  letter-spacing: -0.01em;
}
.eyebrow {
  display: inline-block;
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.1rem;
}
.eyebrow.center { display: block; text-align: center; }
.text-accent {
  background: linear-gradient(100deg, var(--blue-500), var(--blue-400));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
p { color: var(--ink-soft); }
.quienes__body p,
.philosophy__intro p,
.founder__bio,
.story__step,
.step p,
.card__lead,
.mini p,
.program p,
.contact__intro p { text-align: justify; }

/* ---------- BOTONES ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .6rem;
  padding: .95rem 1.7rem; border-radius: 100px;
  font-family: var(--font-title); font-weight: 600; font-size: .95rem;
  transition: transform .4s var(--ease), box-shadow .4s var(--ease), background .4s var(--ease);
}
.btn--primary { background: var(--accent); color: var(--white); }
.btn--primary:hover { transform: translateY(-3px); box-shadow: var(--glow); background: var(--blue-600); }

/* =================================================================
   PRELOADER
   ================================================================= */
.preloader {
  position: fixed; inset: 0; z-index: 9999;
  display: grid; place-items: center;
  background: radial-gradient(120% 120% at 50% 30%, var(--bg-2), var(--bg) 70%);
  transition: opacity .8s var(--ease), visibility .8s;
}
.preloader.is-done { opacity: 0; visibility: hidden; }
.preloader__inner { display: flex; flex-direction: column; align-items: center; gap: 1.3rem; }
.preloader__logo { width: 70px; opacity: 0; transform: scale(.8); animation: pl-pop .9s var(--ease) forwards; }
.preloader__word {
  font-family: var(--font-title); font-weight: 700; letter-spacing: .5em;
  font-size: .9rem; color: var(--ink-soft); padding-left: .5em;
}
.preloader__bar { width: 180px; height: 2px; background: var(--line); border-radius: 2px; overflow: hidden; }
.preloader__bar span { display: block; height: 100%; width: 0; background: var(--accent); transition: width .25s linear; }
@keyframes pl-pop { to { opacity: 1; transform: scale(1); } }

/* Wordmark de respaldo cuando el logo aún no está cargado */
.logo-fallback { font-family: var(--font-title); font-weight: 800; letter-spacing: .18em; color: var(--white); line-height: 1; }
.nav .logo-fallback { font-size: 1.15rem; }
.footer .logo-fallback { font-size: 1.5rem; }

/* =================================================================
   PROGRESO DE SCROLL
   ================================================================= */
.scroll-progress {
  position: fixed; top: 0; left: 0; height: 3px; width: 0%; z-index: 1000;
  background: linear-gradient(90deg, var(--blue-700), var(--blue-500));
  box-shadow: 0 0 12px rgba(3,134,233,.6);
}

/* =================================================================
   NAVEGACIÓN
   ================================================================= */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 900;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem clamp(1.25rem, 4vw, 3rem);
  transition: background .5s var(--ease), padding .5s var(--ease), backdrop-filter .5s;
}
.nav.is-scrolled {
  background: rgba(2, 10, 24, 0.7);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  padding-block: .75rem; border-bottom: 1px solid var(--line);
}
.nav__logo { height: 34px; width: auto; }
.nav__wordmark {
  font-family: var(--font-title); font-weight: 800;
  font-size: 1.4rem; letter-spacing: .18em; text-transform: uppercase;
  color: var(--white); white-space: nowrap;
}
/* "SAS" en un peso/tamaño menor y en el azul de marca */
.nav__wordmark b {
  font-weight: 600; font-size: .62em; letter-spacing: .16em;
  color: var(--accent); margin-left: .42em; vertical-align: .12em;
}
.nav__menu { display: flex; align-items: center; gap: 1.7rem; }
.nav__menu a { font-size: .9rem; font-weight: 500; color: var(--ink-soft); transition: color .3s; position: relative; }
.nav__menu a:not(.nav__cta)::after {
  content: ''; position: absolute; left: 0; bottom: -6px; height: 2px; width: 0;
  background: var(--accent); transition: width .35s var(--ease);
}
.nav__menu a:not(.nav__cta):hover { color: var(--ink); }
.nav__menu a:not(.nav__cta):hover::after { width: 100%; }
.nav__cta {
  padding: .55rem 1.15rem; border: 1px solid var(--line); border-radius: 100px;
  color: var(--ink) !important; transition: background .35s, border-color .35s;
}
.nav__cta:hover { background: var(--accent); border-color: var(--accent); }
.nav__toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; z-index: 901; }
.nav__toggle span { width: 26px; height: 2px; background: var(--ink); transition: transform .35s var(--ease), opacity .25s; }
.nav__toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle.is-open span:nth-child(2) { opacity: 0; }
.nav__toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =================================================================
   1 · HERO
   ================================================================= */
/* El video es el protagonista absoluto: cubre toda la pantalla inicial.
   Se usa svh/dvh para que en movil no lo recorte la barra del navegador. */
.hero { position: relative; height: 100vh; height: 100svh; }
.hero__sticky {
  position: relative; height: 100vh; height: 100svh; overflow: hidden;
  display: grid; place-items: center;
}
.hero__canvas, .hero__video {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: center;
  opacity: 0; transition: opacity 1s var(--ease);
}
.hero__canvas.is-active, .hero__video.is-active { opacity: 1; }
/* El hero ya no lleva texto encima: el velo solo da contraste al menu superior
   y funde el borde inferior con la seccion del mensaje. */
.hero__overlay {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(2,10,24,.55) 0%, rgba(2,10,24,0) 26%),
    linear-gradient(0deg, var(--bg) 0%, rgba(2,10,24,0) 22%);
}

/* =================================================================
   1b · MENSAJE (seccion propia, separada de la animacion)
   ================================================================= */
.intro {
  position: relative; overflow: hidden;
  padding: clamp(4rem, 11vh, 7.5rem) 0 clamp(3.5rem, 9vh, 6rem);
  background: var(--bg);
}
.intro__glow {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(60% 70% at 50% 0%, rgba(3,134,233,.14), transparent 70%),
    radial-gradient(40% 50% at 85% 60%, rgba(58,89,165,.14), transparent 70%);
}
.intro__inner { position: relative; z-index: 1; text-align: center; max-width: 980px; }
.intro__title {
  font-family: var(--font-title); font-weight: 700;
  font-size: clamp(1.8rem, 5vw, 3.7rem); line-height: 1.1;
  letter-spacing: -0.025em; color: var(--white);
}
.intro__title .line { display: block; }
.intro__title em { font-style: normal; color: var(--blue-500); }
.intro__subtitle {
  margin: 1.5rem auto 0; max-width: 62ch;
  color: var(--ink-soft); font-size: clamp(1rem, 1.6vw, 1.18rem);
}
.intro__cta { margin-top: 2.2rem; }
.hero__scroll {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  z-index: 3; display: flex; flex-direction: column; align-items: center; gap: .7rem;
  font-size: .72rem; letter-spacing: .25em; text-transform: uppercase; color: rgba(255,255,255,.7);
}
.hero__scroll-line { width: 1px; height: 46px; background: linear-gradient(var(--accent), transparent); position: relative; overflow: hidden; }
.hero__scroll-line::after {
  content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 40%;
  background: var(--white); animation: scroll-drop 1.8s var(--ease) infinite;
}
@keyframes scroll-drop { 0% { transform: translateY(-100%); } 100% { transform: translateY(250%); } }

/* =================================================================
   2 · MÉTRICAS
   ================================================================= */
.stats { padding: clamp(4rem, 9vh, 7rem) 0; background: linear-gradient(180deg, var(--bg), var(--bg-2)); }
.stats__grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem 1.5rem; align-items: start;
}
.stat { text-align: center; padding: 1.2rem; }
.stat__num {
  display: block; font-family: var(--font-title); font-weight: 800;
  font-size: clamp(2.6rem, 6vw, 4.4rem); line-height: 1;
  background: linear-gradient(160deg, var(--white), var(--blue-500));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stat__label { display: block; margin-top: .6rem; color: var(--ink-soft); font-size: .98rem; letter-spacing: .02em; }
.stat--wide { grid-column: 1 / -1; }
.stat__text { font-family: var(--font-title); font-weight: 500; color: var(--ink-mute); font-size: 1.05rem; }
/* Ícono suelto (sin círculo), saturado — mismo diseño que el proceso/servicios */
.stat__icon {
  display: grid; place-items: center; margin: 0 auto .7rem;
  color: var(--accent);
  filter: saturate(1.55) brightness(1.08) drop-shadow(0 4px 12px rgba(3,134,233,.35));
}
.stat__icon svg { width: 40px; height: 40px; }

/* =================================================================
   3 · QUIÉNES SOMOS
   ================================================================= */
.quienes__grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(2rem, 6vw, 5rem); align-items: start; }
.quienes__head { position: sticky; top: 120px; }
.quienes__body p { margin-bottom: 1.3rem; font-size: 1.08rem; }
.pills { display: flex; flex-wrap: wrap; gap: .7rem; margin: 1.5rem 0; }
.pills li {
  font-family: var(--font-title); font-weight: 700; font-size: .92rem; letter-spacing: .04em;
  padding: .58rem 1.3rem; border-radius: 100px;
  color: var(--white); border: none;
  box-shadow: 0 6px 18px rgba(0,0,0,.28);
}
/* Rellenos sólidos en 3 azules de marca — máxima legibilidad sobre fondo oscuro */
.pills li:nth-child(1) { background: var(--blue-700); }  /* #071A96 índigo profundo */
.pills li:nth-child(2) { background: var(--blue-600); }  /* #005AE0 azul vivo     */
.pills li:nth-child(3) { background: var(--blue-400); }  /* #3A59A5 azul pizarra  */
.quienes__foot { font-family: var(--font-title); font-weight: 600; color: var(--ink); letter-spacing: .04em; }

/* =================================================================
   4 · PROPÓSITO
   ================================================================= */
.purpose { overflow: hidden; }
.purpose__bg {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(40% 60% at 20% 30%, rgba(3,134,233,.18), transparent 70%),
    radial-gradient(45% 55% at 85% 70%, rgba(58,89,165,.22), transparent 70%);
  filter: blur(10px);
}
.purpose .container { position: relative; z-index: 1; text-align: center; }
.purpose__quote {
  font-family: var(--font-title); font-weight: 600;
  font-size: clamp(1.6rem, 4.2vw, 3.1rem); line-height: 1.28;
  letter-spacing: -0.02em; max-width: 20ch; margin: 1rem auto 0; color: var(--ink);
}
.purpose__quote .word { display: inline-block; opacity: .12; transition: opacity .1s; }

/* =================================================================
   5 · FILOSOFÍA
   ================================================================= */
.philosophy__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 6vw, 5rem); align-items: center; }
.philosophy__intro p { margin-top: 1.2rem; font-size: 1.08rem; }
.philosophy__pillars { display: grid; gap: 1rem; }
.pillar {
  padding: 1.6rem 1.8rem; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--surface); transition: transform .45s var(--ease), background .45s, border-color .45s;
  text-align: center;
}
.pillar:hover { transform: translateY(-5px); background: var(--surface-2); border-color: rgba(3,134,233,.4); }
/* Números legibles, en el mismo azul brillante de los íconos */
.pillar__n {
  font-family: var(--font-title); font-weight: 800; font-size: 1.3rem; letter-spacing: .05em;
  color: var(--accent); filter: saturate(1.4) brightness(1.12);
}
.pillar h3 { font-family: var(--font-title); font-size: 1.3rem; margin: .3rem 0 .5rem; }
.pillar p { font-size: .98rem; }

/* Filosofía — efecto visual de fondo en la columna de pilares */
.philosophy { position: relative; overflow: hidden; }
.philosophy::after {
  content: ''; position: absolute; right: -5%; top: -30%; pointer-events: none; z-index: 0;
  width: 55%; height: 160%;
  background:
    radial-gradient(ellipse at 70% 35%, rgba(7,26,150,.18), transparent 60%),
    radial-gradient(ellipse at 85% 75%, rgba(3,134,233,.13), transparent 60%);
}
.philosophy .container { position: relative; z-index: 1; }

/* =================================================================
   6 · FUNDADORAS
   ================================================================= */
.founders__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; margin-top: 3rem; }
.founder {
  display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 1.5rem; align-items: center;
  padding: 1.4rem; border-radius: var(--radius-lg);
  background: var(--surface); border: 1px solid var(--line);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  transition: transform .5s var(--ease), box-shadow .5s var(--ease), border-color .5s;
}
.founder:hover { transform: translateY(-8px); border-color: rgba(3,134,233,.45); box-shadow: 0 30px 60px rgba(0,0,0,.45), var(--glow); }
.founder__photo {
  position: relative; aspect-ratio: 3/4; border-radius: var(--radius);
  overflow: hidden; background: linear-gradient(160deg, var(--blue-800), var(--blue-900));
  display: grid; place-items: center;
}
.founder__photo img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); position: relative; z-index: 1; }
.founder:hover .founder__photo img { transform: scale(1.06); }
.founder__photo img.is-missing { display: none; }
.founder__initials {
  position: absolute; inset: 0; display: grid; place-items: center; z-index: 0;
  font-family: var(--font-title); font-weight: 800; font-size: 3.5rem;
  color: rgba(255,255,255,.25); letter-spacing: .05em;
}
.founder__name { font-family: var(--font-title); font-size: 1.35rem; line-height: 1.2; }
.founder__role { color: var(--accent); font-weight: 600; font-size: .85rem; margin: .4rem 0 .9rem; }
.founder__bio { font-size: .95rem; }

/* =================================================================
   7 · HISTORIA
   ================================================================= */
.story__grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(2rem, 6vw, 5rem); align-items: start; }
.story__sticky { position: sticky; top: 130px; }
.story__headline { font-family: var(--font-title); font-weight: 700; font-size: clamp(1.6rem, 3.6vw, 2.6rem); line-height: 1.2; letter-spacing: -0.02em; }
.story__steps { display: grid; gap: clamp(2.5rem, 7vh, 5rem); }
.story__step {
  font-size: clamp(1.1rem, 2vw, 1.45rem); line-height: 1.5; color: var(--ink);
  padding-left: 1.5rem; border-left: 2px solid var(--line); position: relative;
}
.story__step::before {
  content: ''; position: absolute; left: -7px; top: .55em; width: 12px; height: 12px;
  border-radius: 50%; background: var(--accent); box-shadow: var(--glow);
}
.story__step strong { color: var(--blue-500); font-weight: 600; }

/* =================================================================
   8 · PROCESO
   ================================================================= */
.process__line { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; margin-top: 3.5rem; }
/* Línea conectora alineada al centro de los círculos numerados y SIEMPRE por detrás de ellos (z-index 0) */
.process__line::before {
  content: ''; position: absolute; top: calc(3.6rem + 27px); left: 0; right: 0; height: 2px;
  background: var(--line); z-index: 0;
}
.process__track {
  position: absolute; top: calc(3.6rem + 27px); left: 0; height: 2px; width: 0;
  background: linear-gradient(90deg, var(--blue-700), var(--blue-500)); box-shadow: var(--glow); z-index: 0;
}
.step { position: relative; padding-top: 8.6rem; }
/* Íconos sueltos (sin círculo), más grandes y con saturación elevada para que se detallen */
.step__icon {
  position: absolute; top: .2rem; left: 50%; transform: translateX(-50%);
  display: grid; place-items: center; color: var(--accent);
  filter: saturate(1.55) brightness(1.08) drop-shadow(0 4px 12px rgba(3,134,233,.35));
  transition: transform .4s var(--ease), filter .4s;
  z-index: 2;
}
.step__icon svg { width: 40px; height: 40px; }
.step.is-active .step__icon { transform: translateX(-50%) translateY(-4px); filter: saturate(1.7) brightness(1.18) drop-shadow(0 6px 16px rgba(3,134,233,.5)); }
.step__n {
  position: absolute; top: 3.6rem; left: 50%; transform: translateX(-50%);
  display: grid; place-items: center;
  width: 54px; height: 54px; border-radius: 50%;
  background: var(--bg-2); border: 2px solid var(--line);
  font-family: var(--font-title); font-weight: 700; color: var(--ink-mute);
  transition: all .5s var(--ease); z-index: 2;
}
.step.is-active .step__n { border-color: var(--accent); color: var(--white); background: var(--accent); box-shadow: var(--glow); }
.step h3 { font-family: var(--font-title); font-size: 1.2rem; margin-bottom: .5rem; }
.step p { font-size: .95rem; }

/* =================================================================
   9 · SERVICIOS
   ================================================================= */
.services__tabs { display: flex; justify-content: center; gap: .5rem; margin: 2.5rem 0 3rem; flex-wrap: wrap; }
.services__tab {
  font-family: var(--font-title); font-weight: 600; font-size: .95rem;
  padding: .7rem 1.6rem; border-radius: 100px; border: 1px solid var(--line);
  color: var(--ink-soft); transition: all .35s var(--ease);
}
.services__tab:hover { color: var(--ink); border-color: rgba(3,134,233,.4); }
.services__tab.is-active { background: var(--accent); color: var(--white); border-color: var(--accent); }

/* ── Servicios: fondo claro para mayor claridad de lectura ── */
.services { background: #f3f6ff; }
.services .eyebrow { color: var(--blue-600); }
.services .h2 { color: var(--blue-900); }
.services .text-accent { background: linear-gradient(100deg, var(--blue-700), var(--blue-500)); -webkit-background-clip: text; background-clip: text; }
.services__tabs .services__tab { color: var(--blue-700); border-color: rgba(0,49,122,.22); background: transparent; }
.services__tabs .services__tab:hover { color: var(--blue-900); border-color: rgba(0,90,224,.45); background: rgba(0,90,224,.07); }
.services__tabs .services__tab.is-active { background: var(--blue-800); color: var(--white); border-color: var(--blue-800); }
.services .segment__intro { color: var(--blue-700); }
.services .card { border-color: rgba(0,49,122,.15); background: var(--white); color: var(--blue-900); }
.services .card[open] { border-color: rgba(0,90,224,.35); }
.services .card summary h3 { color: var(--blue-900); }
.services .card__lead { color: var(--blue-800); }
.services .card__list li { color: var(--blue-700); }
.services .card__list li::before { background: var(--blue-600); }
.services .card__plus::before, .services .card__plus::after { background: var(--blue-600); }
.services .mini { border-color: rgba(0,49,122,.15); background: var(--white); }
.services .mini:hover { background: #e8efff; border-color: rgba(0,90,224,.3); }
.services .mini h4 { color: var(--blue-900); }
.services .mini p { color: var(--blue-700); }

.segment { display: none; }
.segment.is-active { display: block; animation: fade-up .6s var(--ease); }
@keyframes fade-up { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: none; } }
.segment__intro { max-width: 70ch; margin: 0 auto 2.5rem; text-align: center; font-size: 1.08rem; }
.cards { display: grid; gap: 1rem; }
.cards--grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
.card {
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface);
  padding: 0 1.6rem; transition: border-color .4s, background .4s; overflow: hidden;
}
.card[open] { background: var(--surface-2); border-color: rgba(3,134,233,.35); }
.card summary {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.4rem 0; cursor: pointer; list-style: none;
}
.card summary::-webkit-details-marker { display: none; }
.card summary h3 { font-family: var(--font-title); font-size: 1.2rem; }
.card__plus { position: relative; width: 20px; height: 20px; flex: none; }
.card__plus::before, .card__plus::after {
  content: ''; position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
  background: var(--accent); transition: transform .35s var(--ease);
}
.card__plus::before { width: 16px; height: 2px; }
.card__plus::after { width: 2px; height: 16px; }
.card[open] .card__plus::after { transform: translate(-50%,-50%) rotate(90deg); opacity: 0; }
.card__lead { padding-bottom: .8rem; color: var(--ink); }
.card__list { padding-bottom: 1.5rem; display: grid; gap: .55rem; }
.card__list li { position: relative; padding-left: 1.4rem; color: var(--ink-soft); font-size: .96rem; }
.card__list li::before { content: ''; position: absolute; left: 0; top: .6em; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
.mini {
  padding: 1.4rem; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface);
  transition: transform .45s var(--ease), background .45s, border-color .45s;
}
.mini:hover { transform: translateY(-6px); background: var(--surface-2); border-color: rgba(3,134,233,.4); }
.mini h4 { font-family: var(--font-title); font-size: 1.02rem; margin-bottom: .4rem; }
.mini p { font-size: .9rem; }

/* =================================================================
   10 · PROGRAMAS
   ================================================================= */
.programs__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; margin-top: 3rem; }
.program {
  position: relative; padding: 2rem 1.8rem; border-radius: var(--radius-lg);
  border: 1px solid var(--line); background: var(--surface); overflow: hidden;
  display: flex; flex-direction: column;
  transition: transform .5s var(--ease), border-color .5s, box-shadow .5s;
}
.program::before {
  content: ''; position: absolute; inset: 0; opacity: 0; transition: opacity .5s;
  background: radial-gradient(80% 80% at 50% 0%, rgba(3,134,233,.18), transparent 70%);
}
.program:hover { transform: translateY(-8px); border-color: rgba(3,134,233,.5); box-shadow: 0 30px 60px rgba(0,0,0,.4); }
.program:hover::before { opacity: 1; }
.program h3 { font-family: var(--font-title); font-size: 1.4rem; margin-bottom: .8rem; position: relative; }
.program h3 sup { color: var(--accent); font-size: .7em; }
.program p { font-size: .96rem; position: relative; }
.program__cta { display: inline-block; margin-top: 1.3rem; color: var(--accent); font-weight: 600; font-size: .92rem; position: relative; transition: gap .3s; }
.program__cta:hover { color: var(--blue-500); letter-spacing: .01em; }

/* Cabecera: icono pequeno + linea en degrade que se desvanece */
.program__head { display: flex; align-items: center; gap: .75rem; margin-bottom: 1.1rem; position: relative; }
.program__ico { width: 26px; height: 26px; flex: none; margin: 0; color: var(--accent); filter: saturate(1.4) drop-shadow(0 3px 9px rgba(3,134,233,.35)); }
.program__ico svg { width: 100%; height: 100%; }
.program__rule { flex: 1; height: 2px; border-radius: 2px; background: linear-gradient(90deg, var(--accent), rgba(3,134,233,0)); }

/* "Incluye": descripcion breve de lo que trae cada programa */
.program__incl { margin-top: auto; padding-top: 1.1rem; border-top: 1px solid var(--line); position: relative; }
.program__incl-k {
  display: block; margin-bottom: .55rem;
  font-family: var(--font-title); font-weight: 600; font-size: .66rem;
  letter-spacing: .2em; text-transform: uppercase; color: var(--ink-mute);
}
.program__incl ul { display: grid; gap: .4rem; }
.program__incl li { position: relative; padding-left: 1.15rem; font-size: .88rem; color: var(--ink-soft); line-height: 1.45; }
.program__incl li::before {
  content: ''; position: absolute; left: 0; top: .55em; width: 6px; height: 6px;
  border-radius: 50%; background: var(--accent);
}

/* Destacado con imagen */
.program--feature {
  grid-column: span 3; padding: 0; align-items: stretch;
  display: grid; grid-template-columns: .95fr 1.05fr; gap: 0;
  background: linear-gradient(120deg, rgba(7,26,150,.4), var(--surface));
  border-color: rgba(3,134,233,.3);
}
.program__media { position: relative; min-height: 300px; overflow: hidden; }
.program__media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.program--feature:hover .program__media img { transform: scale(1.05); }
.program__media::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(2,10,24,.35) 0%, rgba(2,10,24,.1) 45%, rgba(7,26,150,.55) 100%);
}
.program__body { padding: clamp(1.8rem, 3.2vw, 2.6rem); display: flex; flex-direction: column; }
.program--feature h3 { font-size: clamp(1.5rem, 2.6vw, 2rem); }

/* =================================================================
   11 · EXPERIENCIAS
   ================================================================= */
.experiences__hero { max-width: 22ch; }
/* Los videos son verticales (grabados en móvil): la casilla usa 9/16 para que
   se vean completos, sin recortes. */
.exp-videos { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.exp-video {
  position: relative; aspect-ratio: 9/16; border-radius: var(--radius); overflow: hidden;
  background: linear-gradient(160deg, var(--blue-800), var(--blue-900)); border: 1px solid var(--line);
  display: grid; place-items: center;
  transition: transform .5s var(--ease), border-color .5s, box-shadow .5s;
}
.exp-video:hover { transform: translateY(-6px); border-color: rgba(3,134,233,.45); box-shadow: 0 26px 60px rgba(0,0,0,.45); }
.exp-video video { width: 100%; height: 100%; object-fit: cover; display: block; background: var(--blue-900); }

/* Marcador visual cuando aún no hay video real */
.exp-video[data-placeholder]::after {
  content: '▶'; display: grid; place-items: center; width: 60px; height: 60px;
  border-radius: 50%; background: rgba(255,255,255,.12); backdrop-filter: blur(6px);
  color: var(--white); font-size: 1.2rem; padding-left: 4px;
}
.exp-video[data-placeholder]::before {
  content: attr(data-placeholder); position: absolute; bottom: 1rem; left: 1rem;
  font-size: .78rem; color: rgba(255,255,255,.5); letter-spacing: .05em;
}

/* Testimonios */
.testimonials { position: relative; overflow: hidden; }
.testimonials__track { display: flex; transition: transform .7s var(--ease); }
.testimonial {
  flex: 0 0 100%; padding: 2.5rem clamp(1rem, 5vw, 4rem); text-align: center;
}
.testimonial p { font-family: var(--font-title); font-weight: 500; font-size: clamp(1.2rem, 2.6vw, 1.8rem); line-height: 1.45; color: var(--ink); max-width: 24ch; margin: 0 auto 1.4rem; }
.testimonial footer span { display: block; font-weight: 600; color: var(--accent); }
.testimonial footer small { color: var(--ink-mute); }
.testimonials__nav { display: flex; justify-content: center; gap: 1rem; margin-top: 1rem; }
.testimonials__nav button {
  width: 46px; height: 46px; border-radius: 50%; border: 1px solid var(--line);
  font-size: 1.4rem; color: var(--ink); transition: all .35s var(--ease);
}
.testimonials__nav button:hover { background: var(--accent); border-color: var(--accent); color: var(--white); }

/* Galería masonry */
.gallery { columns: 3; column-gap: 1rem; margin-top: .5rem; }
.gallery__item {
  break-inside: avoid; margin-bottom: 1rem; border-radius: var(--radius); overflow: hidden;
  background: linear-gradient(160deg, var(--blue-800), var(--blue-900)); border: 1px solid var(--line);
  cursor: pointer; position: relative; transition: transform .5s var(--ease);
}
.gallery__item::after { content: ''; display: block; }
.gallery__item[data-i="1"]::after,
.gallery__item[data-i="4"]::after { padding-bottom: 130%; }
.gallery__item[data-i="2"]::after,
.gallery__item[data-i="5"]::after { padding-bottom: 75%; }
.gallery__item[data-i="3"]::after,
.gallery__item[data-i="6"]::after { padding-bottom: 100%; }
.gallery__item:not([data-i])::after { padding-bottom: 100%; }  /* fotos extra anexadas */
.gallery__item img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.gallery__item:hover { transform: scale(.98); }

/* Lightbox */
.lightbox {
  position: fixed; inset: 0; z-index: 1100; display: none; place-items: center;
  background: rgba(2,8,20,.92); backdrop-filter: blur(10px); padding: 2rem;
}
.lightbox.is-open { display: grid; animation: fade-up .3s var(--ease); }
.lightbox img { max-width: 90vw; max-height: 85vh; border-radius: var(--radius); }
.lightbox__close { position: absolute; top: 1.5rem; right: 1.5rem; font-size: 2rem; color: var(--white); }

/* =================================================================
   12 · CONTACTO
   ================================================================= */
.contact__grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: clamp(2rem, 6vw, 5rem); align-items: start; }
.contact__intro p { margin: 1.2rem 0 2rem; font-size: 1.06rem; }
.contact__list { display: grid; gap: 1.3rem; }
.contact__list li { display: grid; gap: .25rem; }
.contact__k { font-family: var(--font-title); font-weight: 600; font-size: .75rem; letter-spacing: .2em; text-transform: uppercase; color: var(--ink-mute); }
.contact__list a { color: var(--ink); transition: color .3s; }
.contact__list a:hover { color: var(--accent); }
.contact__social { display: flex; gap: 1.2rem; }

.contact__form { display: grid; gap: 1.2rem; padding: clamp(1.5rem, 4vw, 2.5rem); border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface); backdrop-filter: blur(8px); }
.field { position: relative; }
.field input, .field textarea, .field select {
  width: 100%; padding: 1.1rem 1rem .5rem; background: rgba(255,255,255,.03);
  border: 1px solid var(--line); border-radius: 12px; color: var(--ink); font: inherit;
  transition: border-color .3s, background .3s;
}
.field textarea { resize: vertical; padding-top: 1.4rem; }
.field select { padding-top: 1.4rem; appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--ink-mute) 50%), linear-gradient(135deg, var(--ink-mute) 50%, transparent 50%); background-position: calc(100% - 20px) center, calc(100% - 15px) center; background-size: 5px 5px, 5px 5px; background-repeat: no-repeat; }
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--accent); background: rgba(3,134,233,.06); }
/* La lista desplegable la dibuja el sistema con fondo claro: sin estos colores
   las opciones heredaban el texto claro del tema oscuro y no se leían. */
.field select option {
  background-color: var(--white);
  color: var(--blue-900);
  padding: .4rem;
}
.field select optgroup {
  background-color: var(--white);
  color: var(--blue-700);
  font-family: var(--font-title);
  font-weight: 700;
  font-style: normal;
}
.field select option:checked { background-color: var(--blue-800); color: var(--white); }
/* Resalta el programa que llegó preseleccionado desde la página de servicios */
.field select.is-prefilled { border-color: var(--accent); background: rgba(3,134,233,.09); }
.field label {
  position: absolute; left: 1rem; top: 1rem; color: var(--ink-mute); pointer-events: none;
  transition: all .25s var(--ease); font-size: 1rem;
}
.field input:focus + label, .field input:not(:placeholder-shown) + label,
.field textarea:focus + label, .field textarea:not(:placeholder-shown) + label {
  top: .35rem; font-size: .72rem; color: var(--accent);
}
.field .label-static { top: .35rem; font-size: .72rem; color: var(--accent); }
.contact__note { font-size: .9rem; min-height: 1.2em; }
.contact__note.is-ok { color: #51d88a; }
.contact__note.is-err { color: #ff7a7a; }


/* =================================================================
   FOOTER
   ================================================================= */
.footer { padding: 4rem 0 2.5rem; border-top: 1px solid var(--line); background: var(--bg-2); }
.footer__grid { display: grid; place-items: center; text-align: center; gap: 1.2rem; }
.footer__logo { width: 200px; }
.footer__tagline { font-family: var(--font-title); color: var(--ink); }
.footer__links { display: flex; flex-wrap: wrap; justify-content: center; gap: 1.5rem; }
.footer__links a { font-size: .9rem; color: var(--ink-soft); transition: color .3s; }
.footer__links a:hover { color: var(--accent); }
.footer__copy { font-size: .82rem; color: var(--ink-mute); }

/* =================================================================
   NAVEGACIÓN LATERAL FLOTANTE (dots)
   ================================================================= */
.sidenav {
  position: fixed; right: 1.1rem; top: 50%; transform: translateY(-50%);
  z-index: 88; display: flex; flex-direction: column; gap: .55rem; align-items: center;
}
.sidenav button {
  width: 9px; height: 9px; border-radius: 50%;
  border: 2px solid rgba(255,255,255,.3); background: transparent;
  cursor: pointer; transition: all .3s var(--ease); padding: 0; flex: none;
}
.sidenav button:hover { background: var(--accent); border-color: var(--accent); transform: scale(1.5); }
.sidenav button.is-active { background: var(--accent); border-color: var(--accent); transform: scale(1.35); }
@media (max-width: 980px) { .sidenav { display: none; } }

/* =================================================================
   WHATSAPP FLOTANTE
   ================================================================= */
.wa-float {
  position: fixed; bottom: 1.6rem; right: 1.6rem; z-index: 950;
  width: 58px; height: 58px; border-radius: 50%; display: grid; place-items: center;
  background: #25d366; color: var(--white);
  box-shadow: 0 12px 30px rgba(37,211,102,.45);
  transition: transform .4s var(--ease);
  animation: wa-pulse 2.6s infinite;
}
.wa-float:hover { transform: scale(1.1); }
@keyframes wa-pulse { 0% { box-shadow: 0 12px 30px rgba(37,211,102,.45), 0 0 0 0 rgba(37,211,102,.5); } 70% { box-shadow: 0 12px 30px rgba(37,211,102,.45), 0 0 0 16px rgba(37,211,102,0); } 100% { box-shadow: 0 12px 30px rgba(37,211,102,.45), 0 0 0 0 rgba(37,211,102,0); } }

/* =================================================================
   ANIMACIONES DE REVELADO (base)
   ================================================================= */
.reveal { opacity: 0; transform: translateY(36px); transition: opacity .9s var(--ease), transform .9s var(--ease); will-change: opacity, transform; }
.reveal.is-visible { opacity: 1; transform: none; }

/* =================================================================
   MULTI-PÁGINA · nav activo, encabezados de página, accesos
   ================================================================= */

/* Nav: página actual + nav sólido en páginas interiores */
.nav__menu a.is-current { color: var(--ink); }
.nav__menu a.is-current:not(.nav__cta)::after { width: 100%; }
.nav__menu a.nav__cta.is-current { background: var(--accent); border-color: var(--accent); }
body.interior .nav {
  background: rgba(2,10,24,.72); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

/* Encabezado de página interior */
.page-hero {
  position: relative; overflow: hidden; text-align: center;
  padding: clamp(7.5rem, 17vh, 11rem) 0 clamp(2.5rem, 6vh, 4rem);
  background: linear-gradient(180deg, var(--bg-2), var(--bg));
}
.page-hero__glow {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(50% 60% at 50% 0%, rgba(3,134,233,.16), transparent 70%),
    radial-gradient(40% 50% at 85% 30%, rgba(58,89,165,.18), transparent 70%);
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 {
  font-family: var(--font-title); font-weight: 700; margin-top: .4rem;
  font-size: clamp(2.1rem, 5.4vw, 3.6rem); line-height: 1.08; letter-spacing: -.025em; color: var(--white);
}
.page-hero h1 .text-accent { background: linear-gradient(100deg, var(--blue-500), var(--blue-400)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.page-hero__lead { max-width: 60ch; margin: 1.3rem auto 0; color: var(--ink-soft); font-size: clamp(1rem, 1.6vw, 1.15rem); }
/* Variante con foto de fondo */
.page-hero--photo { padding-top: clamp(8.5rem, 20vh, 13rem); }
.page-hero__media { position: absolute; inset: 0; z-index: 0; }
.page-hero__media img { width: 100%; height: 100%; object-fit: cover; opacity: .35; }
.page-hero--photo::after { content: ''; position: absolute; inset: 0; z-index: 1; background: linear-gradient(180deg, rgba(2,10,24,.72), rgba(2,10,24,.93)); }

/* Accesos / "explorar" (index) — generan curiosidad y reparten el contenido */
.explore { padding: clamp(4rem, 10vh, 7rem) 0; }
.explore__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.2rem; margin-top: 3rem; }
.explore__card {
  position: relative; display: flex; flex-direction: column; gap: .7rem;
  padding: 2.1rem 1.7rem 1.8rem; border: 1px solid var(--line); border-radius: var(--radius-lg);
  background: var(--surface); overflow: hidden; color: inherit;
  transition: transform .5s var(--ease), border-color .5s, box-shadow .5s, background .5s;
}
.explore__card::before { content: ''; position: absolute; left: 0; top: 0; height: 3px; width: 100%; background: linear-gradient(90deg, var(--blue-600), var(--blue-500)); }
.explore__card:hover { transform: translateY(-8px); border-color: rgba(3,134,233,.5); background: var(--surface-2); box-shadow: 0 30px 60px rgba(0,0,0,.4); }
.explore__icon { width: 46px; height: 46px; color: var(--accent); filter: saturate(1.45) drop-shadow(0 4px 12px rgba(3,134,233,.35)); }
.explore__icon svg { width: 100%; height: 100%; }
.explore__card h3 { font-family: var(--font-title); font-size: 1.32rem; }
.explore__card p { font-size: .96rem; flex: 1; }
.explore__cta { font-family: var(--font-title); font-weight: 600; color: var(--accent); font-size: .95rem; }
.explore__card:hover .explore__cta { color: var(--blue-500); }

/* Quiénes somos — foto de grupo */
.quienes__photo {
  position: relative; margin-top: 3rem; border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--line); box-shadow: 0 30px 70px rgba(0,0,0,.4);
}
.quienes__photo img { width: 100%; height: clamp(260px, 42vh, 460px); object-fit: cover; display: block; }
.quienes__photo figcaption {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 1.8rem 1.6rem 1.4rem;
  background: linear-gradient(0deg, rgba(2,10,24,.88), transparent);
  font-family: var(--font-title); font-weight: 500; color: var(--white); font-size: 1.04rem;
}

/* Servicios — íconos por categoría (más dinámico, menos plano) */
.card summary { gap: 1rem; }
.card__head { display: flex; align-items: center; gap: .9rem; min-width: 0; }
.card__ico { width: 40px; height: 40px; flex: none; color: var(--blue-600); filter: saturate(1.35) drop-shadow(0 3px 8px rgba(0,90,224,.25)); }
.card__ico svg { width: 100%; height: 100%; }
.mini { position: relative; padding-top: 3.5rem; }
.mini__ico { position: absolute; top: 1.3rem; left: 1.4rem; width: 30px; height: 30px; color: var(--blue-600); filter: saturate(1.3); }
.mini__ico svg { width: 100%; height: 100%; }


/* CTA de cierre (al pie de páginas interiores) */
.endcta { text-align: center; padding: clamp(3.5rem, 9vh, 6rem) 0; }
.endcta__box {
  max-width: 760px; margin-inline: auto; padding: clamp(2.2rem, 5vw, 3.5rem);
  border: 1px solid rgba(3,134,233,.3); border-radius: var(--radius-lg);
  background: linear-gradient(120deg, rgba(7,26,150,.35), var(--surface));
}
.endcta__box h2 { font-family: var(--font-title); font-weight: 700; font-size: clamp(1.6rem, 3.4vw, 2.4rem); letter-spacing: -.02em; }
.endcta__box p { margin: 1rem auto 1.8rem; max-width: 48ch; }

/* =================================================================
   RESPONSIVE
   ================================================================= */
@media (max-width: 980px) {
  .quienes__grid, .philosophy__grid, .story__grid, .contact__grid,
  .founders__grid, .programs__grid { grid-template-columns: 1fr; }
  .quienes__head, .story__sticky { position: static; }
  .stats__grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .process__line { grid-template-columns: 1fr 1fr; gap: 2.5rem 1.5rem; }
  .process__line::before, .process__track { display: none; }
  /* En pantallas medianas caben dos videos verticales por fila */
  .exp-videos { grid-template-columns: repeat(2, 1fr); }
  .program--feature { grid-column: auto; grid-template-columns: 1fr; }
  .program__media { min-height: 0; aspect-ratio: 16/10; }
  .gallery { columns: 2; }
}

@media (max-width: 720px) {
  /* Sin backdrop-filter en el nav: evita que atrape al menú fijo a pantalla completa
     (un ancestro con filtro convierte position:fixed en relativo a ese ancestro). */
  .nav, .nav.is-scrolled, body.interior .nav { backdrop-filter: none; -webkit-backdrop-filter: none; }
  body.interior .nav, .nav.is-scrolled { background: rgba(2,10,24,.92); }
  .nav__menu {
    position: fixed; inset: 0; flex-direction: column; justify-content: center; gap: 2rem;
    background: rgba(2,10,24,.97); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    transform: translateX(100%); transition: transform .5s var(--ease);
  }
  .nav__menu.is-open { transform: none; }
  .nav__menu a { font-size: 1.3rem; }
  .nav__toggle { display: flex; }
  .founder { grid-template-columns: 1fr; }
  .founder__photo { max-width: 220px; margin-inline: auto; }
  .process__line { grid-template-columns: 1fr; }
  /* Un solo video vertical por fila, sin que se estire de más a lo alto */
  .exp-videos { grid-template-columns: 1fr; max-width: 340px; margin-inline: auto; }
  .programs__grid { gap: 1rem; }
  .gallery { columns: 1; }
}

/* =================================================================
   ACCESIBILIDAD · movimiento reducido
   ================================================================= */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .reveal { opacity: 1; transform: none; }
  .hero__scroll-line::after, .wa-float { animation: none; }
}