html,body{overflow-x:hidden;max-width:100%}
/* ============================================================
   ETNOS & PRAXIS — Derecho que llega al territorio
   Sitio 3D scroll cinematográfico
   ============================================================ */
:root{
  --navy:#11263D;         /* dominante */
  --navy-deep:#122440;    /* navy hondo */
  --navy-night:#0C1A30;   /* navy noche */
  --gold:#B48A4F;         /* oro acento */
  --gold-light:#CFA968;   /* oro claro */
  --green:#3D6B4F;        /* verde territorio */
  --paper:#F5F1E8;        /* papel */
  --paper-deep:#ECE6D8;   /* papel hondo */
  --white-warm:#FCFBF7;   /* blanco cálido */
  --steel:#5B7396;        /* acero (motivo topográfico) */
  --ink:#12202f;
  --whatsapp:#25D366;
  --serif:'Inter',system-ui,sans-serif;
  --sans:'Inter',system-ui,sans-serif;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:auto}
/* scrollbar visible */
body{
  background:var(--paper);
  color:var(--ink);
  font-family:var(--sans);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  line-height:1.6;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

/* ---------- Motivo topográfico reutilizable ---------- */
.topo-bg{
  position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:
    repeating-radial-gradient(circle at 20% 30%, transparent 0 38px, rgba(91,115,150,.10) 38px 39px),
    repeating-radial-gradient(circle at 78% 68%, transparent 0 46px, rgba(184,146,76,.08) 46px 47px);
}

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.5rem;
  font-family:var(--sans);font-weight:600;font-size:.95rem;
  letter-spacing:.01em;padding:.95rem 1.6rem;border-radius:2px;
  cursor:pointer;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s;
  border:1.5px solid transparent;
}
.btn:hover{transform:translateY(-2px)}
.btn-gold{background:var(--gold);color:#fff;box-shadow:0 6px 22px rgba(184,146,76,.35)}
.btn-gold:hover{background:var(--gold-light);box-shadow:0 10px 30px rgba(184,146,76,.45)}
.btn-ghost{border-color:rgba(255,255,255,.55);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.10)}
.btn-navy{border-color:var(--navy);color:var(--navy);background:transparent}
.btn-navy:hover{background:var(--navy);color:#fff}
.btn-ghost-dark{border-color:rgba(255,255,255,.7);color:#fff}
.btn-ghost-dark:hover{background:#fff;color:var(--navy)}

/* ---------- Header fijo ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 34px;transition:background .4s ease,padding .4s ease,box-shadow .4s;
  background:transparent;
}
.site-header.scrolled{
  background:rgba(12,26,48,.92);backdrop-filter:blur(10px);
  padding:10px 34px;box-shadow:0 2px 20px rgba(0,0,0,.25);
}
.logo-slot{
  display:flex;align-items:center;gap:12px;color:#fff;
}
.logo-mark{
  border:1.5px dashed var(--gold-light);border-radius:3px;
  padding:8px 14px;font-family:var(--serif);font-size:.72rem;
  letter-spacing:.18em;color:var(--gold-light);text-transform:uppercase;
  white-space:nowrap;
}
.logo-word{font-family:'Montserrat',var(--serif);font-weight:600;font-size:1.05rem;color:#fff;line-height:1.05}
.logo-word small{display:block;font-family:var(--sans);font-weight:400;font-size:.6rem;letter-spacing:.22em;color:var(--gold-light);text-transform:uppercase}
.site-nav{display:flex;gap:26px;align-items:center}
.site-nav a{color:rgba(255,255,255,.82);font-size:.86rem;font-weight:500;letter-spacing:.02em;transition:color .2s}
.site-nav a:hover{color:var(--gold-light)}
.nav-toggle{display:none;background:none;border:none;color:#fff;font-size:1.6rem;cursor:pointer}

/* ============================================================
   SECCIÓN 1 — HERO cinematográfico
   ============================================================ */
.cinematic{position:relative}
#hero{min-height:100vh}
.cinematic .sticky{
  position:relative;min-height:100vh;width:100%;overflow:hidden;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;background:var(--navy-night);
}
#casos.cinematic .sticky{min-height:auto;padding:clamp(66px,9vw,104px) 0}
.cinematic canvas{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-poster{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.scrim{
  position:absolute;inset:0;pointer-events:none;z-index:2;
  background:
    linear-gradient(180deg,rgba(12,26,48,.55) 0%,rgba(12,26,48,.10) 30%,rgba(12,26,48,.30) 70%,rgba(12,26,48,.85) 100%),
    radial-gradient(120% 90% at 50% 40%,transparent 40%,rgba(12,26,48,.55) 100%);
}
.hero-overlay{
  position:relative;z-index:5;text-align:center;color:#fff;
  padding:0 24px;width:100%;max-width:1000px;margin:0 auto;
  display:flex;flex-direction:column;align-items:center;
}
.hero-overlay h1{
  font-family:var(--serif);font-weight:600;
  font-size:clamp(2.6rem,7vw,6rem);line-height:1.02;letter-spacing:-.01em;
  text-shadow:0 4px 40px rgba(0,0,0,.5);
}
.hero-overlay h1 em{font-style:italic;color:var(--gold-light)}
.hero-overlay .sub{
  margin:1.8rem auto 0;max-width:680px;font-size:clamp(1rem,1.5vw,1.18rem);
  color:rgba(255,255,255,.9);line-height:1.65;text-shadow:0 2px 20px rgba(0,0,0,.5);
}
.hero-cta{display:flex;align-self:center;gap:16px;justify-content:center;flex-wrap:wrap;margin-top:2.4rem}
@keyframes pulse-hint{0%,100%{opacity:.8;transform:translateX(-50%) translateY(0)}50%{opacity:1;transform:translateX(-50%) translateY(8px)}}
.scroll-hint{animation:pulse-hint 2s ease-in-out infinite;
  position:absolute;bottom:2.5rem;left:50%;transform:translateX(-50%);
  color:var(--gold-light);font-size:.75rem;letter-spacing:.32em;text-transform:uppercase;
  animation:pulse 2s ease-in-out infinite;z-index:10;
  transition:opacity 1.2s ease;pointer-events:none
}
@keyframes pulse{0%,100%{opacity:.6;transform:translateX(-50%) translateY(0)}50%{opacity:1;transform:translateX(-50%) translateY(8px)}}
@keyframes bob{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(7px)}}

/* Section shells */
.section{position:relative;padding:clamp(4.5rem,9vw,8rem) clamp(1.4rem,6vw,6rem);overflow:hidden}
.section-inner{position:relative;z-index:2;max-width:1200px;margin:0 auto}
.eyebrow{font-family:var(--sans);font-weight:600;letter-spacing:.22em;text-transform:uppercase;font-size:.76rem;color:var(--gold)}
.h2{font-family:var(--serif);font-weight:600;font-size:clamp(1.9rem,4vw,3.2rem);line-height:1.1;letter-spacing:-.01em}
.lead{font-size:clamp(1.02rem,1.4vw,1.18rem);line-height:1.7;max-width:720px}
.center{text-align:center}
.center .lead{margin-left:auto;margin-right:auto}

/* Reveal */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .9s cubic-bezier(.22,.61,.36,1),transform .9s cubic-bezier(.22,.61,.36,1)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}

/* ============================================================
   SECCIÓN 2 — Contadores
   ============================================================ */
.counters{background:var(--navy);color:#fff}
.counter-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:2.2rem;margin-top:1rem}
.counter{text-align:center;padding:1rem}
.stat-num{font-family:var(--serif);font-weight:600;font-size:clamp(2.6rem,5vw,4.2rem);color:var(--gold-light);line-height:1}
.counter p{margin-top:.8rem;color:rgba(255,255,255,.82);font-size:.98rem;line-height:1.5}
.counter .divider{width:38px;height:2px;background:var(--gold);margin:.9rem auto 0;opacity:.7}

/* ============================================================
   SECCIÓN 3 — Motores
   ============================================================ */
.motors{background:var(--paper)}
.card-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.8rem;margin-top:3rem}
.motor-card{
  background:var(--white-warm);border:1px solid rgba(27,54,93,.12);border-radius:6px;
  padding:2.2rem 1.9rem;transition:transform .35s ease,box-shadow .35s ease,border-color .35s;
  display:flex;flex-direction:column;
}
.motor-card:hover{transform:translateY(-8px);box-shadow:0 22px 50px rgba(18,36,64,.16);border-color:rgba(184,146,76,.5)}
.motor-tag{font-family:var(--sans);font-weight:600;letter-spacing:.04em;color:var(--gold);font-size:.82rem;text-transform:uppercase;margin-bottom:.4rem}
.motor-card h3{font-family:var(--serif);font-weight:600;font-size:1.35rem;color:var(--navy);margin-bottom:.9rem;line-height:1.2}
.motor-card p{color:#3a4a5c;font-size:.96rem;line-height:1.65;flex:1}
.motor-link{margin-top:1.4rem;color:var(--navy);font-weight:600;font-size:.92rem;letter-spacing:.01em;transition:gap .2s,color .2s;display:inline-flex;gap:.35rem}
.motor-link:hover{color:var(--gold);gap:.7rem}

/* ============================================================
   SECCIÓN 4 — Casos (scrub 2)
   ============================================================ */
#casos{height:auto;min-height:100vh}
.casos-overlay{position:relative;z-index:5;color:#fff;width:100%;max-width:1200px;padding:0 clamp(1.4rem,6vw,6rem);margin:0 auto}
.casos-overlay > h2{font-family:var(--serif);font-weight:600;font-size:clamp(1.9rem,4.4vw,3.4rem);line-height:1.08;text-align:center;text-shadow:0 3px 30px rgba(0,0,0,.6);max-width:820px;margin:0 auto}
.caso-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem;margin-top:2.6rem}
.caso-card{
  background:rgba(12,26,48,.66);backdrop-filter:blur(8px);
  border:1px solid rgba(210,178,120,.28);border-radius:6px;padding:1.7rem 1.5rem;
}
.badge{display:inline-block;background:rgba(184,146,76,.18);color:var(--gold-light);border:1px solid rgba(210,178,120,.5);
  font-size:.72rem;font-weight:600;letter-spacing:.06em;padding:.3rem .7rem;border-radius:100px;text-transform:uppercase}
.estado{display:flex;align-items:center;gap:.5rem;margin:1rem 0 .3rem;font-size:.82rem;color:rgba(255,255,255,.85)}
.estado .dot{width:9px;height:9px;border-radius:50%;background:#57c98a;box-shadow:0 0 10px rgba(87,201,138,.9)}
.caso-card h3{font-family:var(--serif);font-weight:600;font-size:1.25rem;color:#fff;margin:.3rem 0 .7rem}
.caso-card p{color:rgba(255,255,255,.8);font-size:.92rem;line-height:1.6}

/* ============================================================
   SECCIÓN 5 — Multimedia
   ============================================================ */
.multimedia{background:var(--navy-deep);color:#fff}
.mm-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:2rem;margin-top:2.6rem;align-items:stretch}
.video-frame{
  position:relative;aspect-ratio:16/9;border-radius:8px;overflow:hidden;
  background:linear-gradient(135deg,var(--navy),var(--navy-night));
  border:1px solid rgba(210,178,120,.35);display:grid;place-items:center;text-align:center;
}
.play-btn{width:74px;height:74px;border-radius:50%;background:var(--gold);display:grid;place-items:center;box-shadow:0 8px 30px rgba(184,146,76,.5);margin-bottom:1rem}
.play-btn::after{content:"";border-left:22px solid #fff;border-top:13px solid transparent;border-bottom:13px solid transparent;margin-left:5px}
.video-frame span{position:absolute;bottom:16px;left:0;right:0;font-size:.78rem;letter-spacing:.08em;color:rgba(255,255,255,.75);padding:0 1rem}
.photo-mosaic{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.photo-slot{
  aspect-ratio:1/1;border:2px dashed var(--gold-light);border-radius:6px;
  display:grid;place-items:center;text-align:center;color:var(--gold-light);
  font-size:.78rem;letter-spacing:.14em;font-weight:600;background:rgba(210,178,120,.05);
}

/* ============================================================
   SECCIÓN 6 — Blog
   ============================================================ */
.blog{background:var(--paper)}
.post-card{background:var(--white-warm);border:1px solid rgba(27,54,93,.1);border-radius:6px;overflow:hidden;transition:transform .35s,box-shadow .35s}
.post-card:hover{transform:translateY(-6px);box-shadow:0 18px 44px rgba(18,36,64,.14)}
.post-img{aspect-ratio:16/10;background:linear-gradient(135deg,var(--navy),var(--steel));position:relative;display:grid;place-items:center;color:rgba(255,255,255,.55);font-size:.76rem;letter-spacing:.14em}
.post-img .topo-bg{opacity:.6}
.post-body{padding:1.5rem}
.post-cat{color:var(--gold);font-weight:600;font-size:.76rem;letter-spacing:.1em;text-transform:uppercase}
.post-body h3{font-family:var(--serif);font-weight:600;font-size:1.2rem;color:var(--navy);margin:.6rem 0;line-height:1.25}
.post-body p{color:#4a5768;font-size:.92rem;line-height:1.6}
.post-author{margin-top:1rem;font-size:.82rem;color:#8a94a1;border-top:1px solid rgba(27,54,93,.08);padding-top:.8rem}

/* ============================================================
   SECCIÓN 7 — Equipo
   ============================================================ */
.equipo{background:var(--white-warm)}
.team-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:1.4rem;margin-top:2.8rem}
.team-card{text-align:center}
.team-photo{
  aspect-ratio:3/4;border-radius:6px;margin-bottom:1rem;position:relative;overflow:hidden;
  background:linear-gradient(160deg,var(--navy),var(--steel));
  border:2px solid var(--navy);display:grid;place-items:center;
}
.team-photo.placeholder{border:2px dashed var(--gold-light);background:rgba(91,115,150,.12)}
.team-photo span{color:var(--gold-light);font-size:.68rem;letter-spacing:.12em;font-weight:600;padding:0 .5rem}
.team-card h4{font-family:var(--serif);font-weight:600;font-size:1.02rem;color:var(--navy);line-height:1.2}
.team-card p{font-size:.82rem;color:#6a7686;margin-top:.25rem}
.team-lead .team-photo{border-color:var(--gold)}

/* ============================================================
   SECCIÓN 8 — LinkedIn
   ============================================================ */
.linkedin{background:var(--paper-deep)}
.li-frame{
  max-width:760px;margin:2.6rem auto 0;background:var(--white-warm);
  border:2px dashed var(--steel);border-radius:10px;padding:3.4rem 2rem;text-align:center;
}
.li-icon{width:64px;height:64px;border-radius:12px;background:#0A66C2;display:grid;place-items:center;margin:0 auto 1.3rem;color:#fff;font-family:var(--serif);font-weight:700;font-size:1.8rem}
.li-frame h3{font-family:var(--serif);font-weight:600;font-size:1.5rem;color:var(--navy);margin-bottom:.7rem}
.li-frame p{color:#5a6676;max-width:460px;margin:0 auto}

/* ============================================================
   SECCIÓN 9 — Transparencia
   ============================================================ */
.transparencia{background:#fff;border-top:1px solid rgba(27,54,93,.1);border-bottom:1px solid rgba(27,54,93,.1)}
.transparencia .section-inner{max-width:820px;text-align:center}
.transparencia p{color:#3a4a5c}

/* ============================================================
   SECCIÓN 10 — Dos casas (Fundación)
   ============================================================ */
.dos-casas{background:var(--green);color:#fff}
.dos-casas .eyebrow{color:rgba(255,255,255,.75)}
.dos-casas .section-inner{max-width:820px}
.dos-casas p{color:rgba(255,255,255,.92)}
.dos-casas .btn-ghost-dark{margin-top:1.8rem}

/* ============================================================
   SECCIÓN 11 — CTA final
   ============================================================ */
.cta-final{background:var(--navy);color:#fff;text-align:center}
.cta-final .section-inner{max-width:760px}
.cta-final p{color:rgba(255,255,255,.85)}
.cta-buttons{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-top:2rem}

/* ============================================================
   SECCIÓN 12 — Footer
   ============================================================ */
.site-footer{background:var(--navy-night);color:rgba(255,255,255,.72);padding:4.5rem clamp(1.4rem,6vw,6rem) 2rem}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:2.4rem;max-width:1200px;margin:0 auto}
.footer-col h5{font-family:var(--sans);font-weight:600;letter-spacing:.14em;text-transform:uppercase;font-size:.78rem;color:var(--gold-light);margin-bottom:1.1rem}
.footer-col a,.footer-col p{display:block;color:rgba(255,255,255,.7);font-size:.9rem;margin-bottom:.6rem;transition:color .2s}
.footer-col a:hover{color:var(--gold-light)}
.footer-brand .logo-mark{margin-bottom:1rem}
.footer-tag{font-family:var(--serif);font-style:italic;color:var(--gold-light);margin:.6rem 0 1.2rem}
.social-row{display:flex;gap:12px}
.social-row a{width:38px;height:38px;border-radius:50%;border:1px solid rgba(255,255,255,.25);display:grid;place-items:center;color:#fff;font-size:.82rem;font-weight:600;transition:background .25s,border-color .25s;margin:0}
.social-row a:hover{background:var(--gold);border-color:var(--gold)}
.footer-bottom{max-width:1200px;margin:3rem auto 0;padding-top:1.6rem;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:.82rem;color:rgba(255,255,255,.55)}
.footer-bottom .tag{font-family:var(--serif);font-style:italic;color:var(--gold-light)}

/* ---------- WhatsApp flotante ---------- */
.wa-float{
  position:fixed;bottom:24px;right:24px;z-index:80;
  width:60px;height:60px;border-radius:50%;background:var(--whatsapp);
  display:grid;place-items:center;box-shadow:0 8px 26px rgba(37,211,102,.5);
  transition:transform .25s;
}
.wa-float:hover{transform:scale(1.08)}
.wa-float svg{width:32px;height:32px;fill:#fff}

/* ============================================================
   Responsive
   ============================================================ */
@media(max-width:900px){
  .counter-grid{grid-template-columns:repeat(2,1fr)}
  .card-grid-3,.caso-grid{grid-template-columns:1fr}
  .mm-grid{grid-template-columns:1fr}
  .team-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .site-nav{display:none}
  .site-nav.open{display:flex;position:absolute;top:100%;right:0;left:0;flex-direction:column;background:rgba(12,26,48,.97);padding:1.4rem 34px;gap:16px}
  .nav-toggle{display:block}
}
@media(max-width:560px){
  .team-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
  .section{padding:4rem 1.4rem}
}

/* ---------- prefers-reduced-motion: frames estáticos ---------- */
@media(prefers-reduced-motion:reduce){
  *{scroll-behavior:auto!important;animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  #hero,#casos{height:100vh!important}
  .cinematic canvas{display:none}
  .hero-poster{display:block!important}
}


/* ===== Logo oficial ===== */
.logo-img{height:46px;width:auto;display:block}
.logo-img-footer{height:52px;width:auto;display:block;margin-bottom:1rem}
@media(max-width:820px){.logo-img{height:38px}}

/* ===== Patrón entrelazado de marca (manual 6.x) ===== */
.brand-pattern{position:relative}
.brand-pattern::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:url("assets/iso-pattern.png");
  background-size:110px;background-repeat:repeat;
  opacity:.05;transform:rotate(0deg);
}
.brand-pattern > *{position:relative;z-index:1}


/* ===== Video de fondo (reemplaza el canvas de frames) ===== */
.bg-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;pointer-events:none}
@media (prefers-reduced-motion: reduce){.bg-video{display:none}.hero-poster{display:block!important;opacity:1!important}}


/* ===== Correcciones móvil (altura real + rendimiento) ===== */
@media(max-width:820px){
  /* Usa la altura VISIBLE del móvil (svh), no la que incluye la barra del navegador */
  #hero{min-height:100vh;min-height:100svh}
  .cinematic .sticky{min-height:100vh;min-height:100svh}
  .hero-overlay{padding:0 20px}
  .hero-overlay h1{font-size:clamp(2.1rem,8.5vw,3.2rem);line-height:1.06}
  .hero-overlay .sub{font-size:1rem;margin-top:1.2rem;line-height:1.55}
  .hero-cta{margin-top:1.8rem;gap:12px;width:100%;flex-direction:column}
  .hero-cta .btn{width:100%;text-align:center}

  /* CASOS en móvil: el río como banda de video (sin deformarse), tarjetas debajo sobre navy */
  #casos.cinematic .sticky{
    display:block;min-height:auto;
    padding:0 0 clamp(56px,12vw,80px);
    background:linear-gradient(160deg,#16304F 0%,var(--navy-night) 100%);
  }
  #casos .bg-video{
    position:relative;inset:auto;display:block;
    width:100%;height:40vh;min-height:240px;object-fit:cover;
  }
  #casos .scrim{display:none}
  #casos .casos-overlay{padding-top:clamp(32px,8vw,48px)}
}

/* En móvil, un solo video (el del hero) para fluidez */
@media(max-width:820px){
  .bg-video{will-change:auto}
}