/* ==========================================================================
   SERVICIOS INTEGRALES DE LIMPIEZA TJ SPA — serviciostjspa.cl
   Sistema de diseño · tema mixto (base clara + hero/CTA/footer oscuros)
   ========================================================================== */


:root{
  /* marca — paleta tomada de la referencia (quuickfix) */
  --accent:#1681FF;            /* azul principal */
  --accent-strong:#0F6FDB;     /* azul profundo: botones y enlaces sobre blanco */
  --accent-light:#7FB9FF;      /* azul aclarado para fondos oscuros */
  --accent-soft:#EAF3FF;
  --yellow:#FFD234;            /* acento puntual, en dosis pequeñas */

  /* neutros */
  --ink:#0E0F11;
  --deep:#0A2A4E;          /* azul profundo: reemplaza cualquier fondo negro */
  --deep-2:#071B33;
  --ink-2:#16181C;
  --ink-3:#22262B;
  --text:#494C50;
  --muted:#6B7076;
  --line:#E6E8EC;
  --bg:#FFFFFF;
  --bg-alt:#FAFAFC;

  /* medidas */
  --container:1250px;
  --gap:28px;
  --r-sm:8px;
  --r:14px;
  --r-lg:20px;

  /* sombras */
  --sh-1:0 1px 2px rgba(14,15,17,.05), 0 8px 24px rgba(14,15,17,.06);
  --sh-2:0 2px 6px rgba(14,15,17,.06), 0 18px 44px rgba(14,15,17,.10);

  /* tipografía */
  --font-title:'Geist','Helvetica Neue',sans-serif;
  --font-body:'Geist','Helvetica Neue',sans-serif;

  --ease:cubic-bezier(.4,0,.2,1);
}

/* Transiciones de página (cross-fade nativo) */
@view-transition{ navigation:auto; }
::view-transition-old(root),
::view-transition-new(root){
  animation-duration:.15s;
  animation-timing-function:cubic-bezier(.4,0,.2,1);
}

/* ---------- reset ---------- */
*,*::before,*::after{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
body{
  margin:0; background:var(--bg); color:var(--text);
  font-family:var(--font-body); font-size:17px; line-height:1.68;
  -webkit-font-smoothing:antialiased; overflow-x:hidden;
}
img{ max-width:100%; height:auto; display:block; }
a{ color:var(--accent-strong); }
h1,h2,h3,h4,h5{
  font-family:var(--font-title); color:var(--ink);
  margin:0 0 .5em; line-height:1.14; letter-spacing:-.02em; font-weight:600;
}
h1{ font-size:clamp(2.05rem,4.1vw,3.25rem); font-weight:700; }
h2{ font-size:clamp(1.65rem,3vw,2.45rem); }
h3{ font-size:clamp(1.12rem,1.6vw,1.32rem); }
p{ margin:0 0 1.1em; }
ul{ margin:0; padding:0; list-style:none; }

/* Texto claro sobre fondo oscuro o imagen — incluye TÍTULOS (obligatorio) */
.hero, .cta, .section--dark, .site-footer{ color:rgba(255,255,255,.82); }
.hero h1,.hero h2,.hero h3,.hero h4,
.cta h1,.cta h2,.cta h3,.cta h4,
.section--dark h1,.section--dark h2,.section--dark h3,.section--dark h4,
.site-footer h1,.site-footer h2,.site-footer h3,.site-footer h4{ color:#fff; }

/* ---------- layout ---------- */
.container{ width:100%; max-width:var(--container); margin-inline:auto; padding-inline:24px; }
.section{ padding-block:clamp(64px,7vw,104px); }
.section--alt{ background:var(--bg-alt); }
.section--dark{
  background:
    radial-gradient(920px 520px at 88% 6%, rgba(22,129,255,.30) 0%, rgba(22,129,255,0) 62%),
    radial-gradient(760px 480px at 4% 96%, rgba(22,129,255,.16) 0%, rgba(22,129,255,0) 60%),
    linear-gradient(165deg,#0A2A4E 0%,#08213D 58%,#071B33 100%);
}
.section--tight{ padding-block:clamp(48px,5vw,72px); }

.eyebrow{
  font-family:var(--font-title); font-size:.775rem; font-weight:600;
  letter-spacing:.16em; text-transform:uppercase; color:var(--accent-strong);
  margin:0 0 7px;
}
.hero .eyebrow,.cta .eyebrow,.section--dark .eyebrow{ color:var(--accent-light); }
.hero-light .eyebrow{ color:#1064C8; }
.eyebrow + h1,.eyebrow + h2{ margin-top:15px; }

.lead{ font-size:1.075rem; color:var(--muted); max-width:66ch; }
.hero .lead,.cta .lead,.section--dark .lead{ color:rgba(255,255,255,.8); }

.head{ max-width:720px; margin-bottom:clamp(34px,4vw,52px); }
.head--center{ margin-inline:auto; text-align:center; }

/* ---------- botones ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:9px;
  font-family:var(--font-title); font-weight:600; font-size:.94rem; letter-spacing:.005em;
  padding:13px 26px; border-radius:var(--r-sm); border:1.5px solid transparent;
  text-decoration:none; cursor:pointer; transition:all .25s var(--ease); white-space:nowrap;
}
.btn--primary{ background:var(--accent-strong); color:#fff; border-color:var(--accent-strong); }
.btn--primary:hover{ background:#0b5cb8; border-color:#0b5cb8; transform:translateY(-2px); }
.btn--ghost{ background:transparent; color:var(--ink); border-color:var(--line); }
.hero-light .btn--ghost{ color:var(--ink); border-color:var(--yellow); background:var(--yellow); }
.hero-light .btn--ghost:hover{ color:var(--ink); border-color:#FFDC5C; background:#FFDC5C; transform:translateY(-2px); }
.btn--ghost:hover{ border-color:var(--ink); transform:translateY(-2px); }
.hero .btn--ghost,.cta .btn--ghost,.section--dark .btn--ghost,
.site-footer .btn--ghost{ color:#fff; border-color:rgba(255,255,255,.42); }
.hero .btn--ghost:hover,.cta .btn--ghost:hover,
.section--dark .btn--ghost:hover{ border-color:#fff; background:rgba(255,255,255,.08); }
.btn-row{ display:flex; flex-wrap:wrap; gap:14px; margin-top:30px; }

/* ---------- header ---------- */
.site-header{
  position:fixed; inset:0 0 auto 0; z-index:90;      /* SIEMPRE > .nav-backdrop */
  transition:background .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
  border-bottom:1px solid transparent;
}
.site-header .container{ display:flex; align-items:center; gap:22px; height:94px; }
.brand{ display:flex; align-items:center; gap:11px; text-decoration:none; flex:none; }
.brand img{ height:72px; width:auto; }
.brand .logo-dark{ display:none; }

.nav{ flex:1; display:flex; align-items:center; gap:6px; justify-content:flex-end; }
.nav-links{ display:flex; align-items:center; gap:6px; margin-inline:auto; }
.nav a:not(.btn){
  font-family:var(--font-title); font-weight:500; font-size:.925rem; text-decoration:none;
  color:rgba(255,255,255,.86); padding:9px 14px; border-radius:var(--r-sm);
  transition:color .2s var(--ease), background .2s var(--ease);
}
.nav a:not(.btn):hover{ color:#fff; background:rgba(255,255,255,.1); }
.nav a.is-active:not(.btn){ color:#fff; }
.nav a.is-active:not(.btn)::after{
  content:''; display:block; height:2px; width:20px; margin:5px auto -7px;
  background:var(--accent); border-radius:2px;
}
.nav .btn{ margin-left:10px; padding:11px 20px; }
.nav .nav-cta-mobile{ display:none; }

.site-header.is-scrolled{ background:rgba(255,255,255,.96); backdrop-filter:blur(10px);
  border-bottom-color:var(--line); box-shadow:0 4px 22px rgba(14,15,17,.07); }
.site-header.is-scrolled .brand .logo-light{ display:none; }
.site-header.is-scrolled .brand .logo-dark{ display:block; }
.site-header.is-scrolled .site-header.is-scrolled .site-header.is-scrolled .nav a:not(.btn){ color:var(--text); }
.site-header.is-scrolled .nav a:not(.btn):hover{ color:var(--accent-strong); background:var(--accent-soft); }
.site-header.is-scrolled .nav a.is-active:not(.btn){ color:var(--accent-strong); }
.site-header.is-scrolled .burger span{ background:var(--ink); }

.burger{
  display:none; margin-left:auto; width:44px; height:44px; border:0; background:transparent;
  cursor:pointer; padding:0; flex-direction:column; justify-content:center; gap:5px; align-items:center;
}
.burger span{ display:block; width:24px; height:2px; background:#fff; border-radius:2px;
  transition:transform .3s var(--ease), opacity .25s var(--ease), background .3s var(--ease); }
.burger.is-open span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.burger.is-open span:nth-child(2){ opacity:0; }
.burger.is-open span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

.nav-backdrop{
  position:fixed; inset:0; z-index:70; background:rgba(8,33,61,.55);
  opacity:0; visibility:hidden; transition:opacity .3s var(--ease), visibility .3s var(--ease);
}
.nav-backdrop.is-open{ opacity:1; visibility:visible; }

/* ---------- hero ---------- */
.hero{
  position:relative; background:var(--deep); overflow:hidden;
  padding-block:clamp(150px,17vw,206px) clamp(88px,10vw,120px);
}
.hero-bg{ position:absolute; inset:0; }
.hero-bg img{ width:100%; height:100%; object-fit:cover; }
.hero-bg::after{
  content:''; position:absolute; inset:0;
  background:linear-gradient(100deg,rgba(8,33,61,.93) 0%,rgba(8,33,61,.82) 42%,rgba(8,33,61,.52) 100%);
}
.hero .container{ position:relative; z-index:2; }
.hero-inner{ max-width:760px; }
.hero h1{ max-width:17ch; }
.hero h1 em{ font-style:normal; color:var(--accent-light); }
.hero .lead{ max-width:52ch; font-size:1.12rem; }

.hero-facts{
  position:relative; z-index:2; margin-top:clamp(48px,6vw,74px);
  display:grid; grid-template-columns:repeat(3,1fr); gap:1px;
  background:rgba(255,255,255,.14); border:1px solid rgba(255,255,255,.14); border-radius:var(--r);
  overflow:hidden;
}
.hero-facts > div{ background:rgba(8,33,61,.55); padding:22px 26px; display:flex; align-items:center; gap:13px; }
.hero-facts svg{ width:22px; height:22px; flex:none; color:var(--accent-light); }
.hero-facts strong{ font-family:var(--font-title); font-weight:600; font-size:1rem; color:#fff; display:block; }
.hero-facts small{ font-size:.815rem; color:rgba(255,255,255,.66); }

/* ---------- page hero (mismo tratamiento claro que la portada) ---------- */
.page-hero{
  position:relative; background:#E6F0FC; overflow:hidden;
  padding-block:clamp(146px,16vw,186px) clamp(62px,7vw,88px);
}
.page-hero .hero-bg img{ filter:saturate(1.12) contrast(1.06); }
.page-hero .hero-bg::after{
  background:linear-gradient(95deg,
    rgba(226,239,255,.90) 0%,
    rgba(222,236,255,.85) 26%,
    rgba(219,234,255,.53) 44%,
    rgba(219,234,255,.13) 62%,
    rgba(219,234,255,0) 78%);
}
.page-hero .container{ position:relative; z-index:2; }
.page-hero .container > *{ max-width:min(50%, 620px); }
.page-hero .eyebrow{ color:#1064C8; }
.page-hero h1{ color:#0A3059; }
.page-hero .lead{ color:#2A5C8C; max-width:min(50%, 620px); margin-bottom:0; }

/* ---------- tarjetas de servicio ---------- */
.grid{ display:grid; gap:var(--gap); }
.grid--3{ grid-template-columns:repeat(3,1fr); }
.grid--2{ grid-template-columns:repeat(2,1fr); }

.card{
  background:#fff; border:1px solid var(--line); border-radius:var(--r); overflow:hidden;
  display:flex; flex-direction:column; transition:transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.card:hover{ transform:translateY(-5px); box-shadow:var(--sh-2); border-color:transparent; }
.card-media{ position:relative; aspect-ratio:4/3; overflow:hidden; background:var(--bg-alt); }
.card-media img{ width:100%; height:100%; object-fit:cover; transition:transform .6s var(--ease); }
.card:hover .card-media img{ transform:scale(1.05); }
.card-icon{
  position:absolute; left:18px; bottom:18px; z-index:2; width:46px; height:46px; border-radius:11px;
  background:var(--accent-strong); color:#fff; display:flex; align-items:center; justify-content:center;
  box-shadow:0 8px 22px rgba(8,33,61,.30);
}
.card-icon svg{ width:23px; height:23px; }
.card-body{ padding:24px 24px 28px; flex:1; display:flex; flex-direction:column; }
.card-body h3{ margin-bottom:9px; }
.card-body p{ color:var(--muted); font-size:.945rem; margin:0; }

/* tarjeta final: enlace a todos los servicios (misma estructura que el resto) */
.card--cta{ text-decoration:none; }
.card--cta .card-icon{ background:var(--yellow); color:var(--ink); }
.card--cta .card-body h3{ color:var(--ink); }
.card--cta .card-cta-link{
  display:inline-flex; align-items:center; gap:8px; margin-top:14px;
  font-family:var(--font-title); font-weight:600; font-size:.94rem; color:var(--accent-strong);
}
.card--cta .card-cta-link svg{ width:17px; height:17px; transition:transform .3s var(--ease); }
.card--cta:hover .card-cta-link svg{ transform:translateX(4px); }

/* ---------- valores / tríada ---------- */
.pillars{ display:grid; grid-template-columns:repeat(3,1fr); gap:var(--gap); }
.pillar{ text-align:left; padding:30px 28px; background:#fff; border:1px solid var(--line); border-radius:var(--r); }
.section--alt .pillar{ background:#fff; }
.pillar-icon{
  width:50px; height:50px; border-radius:13px; background:var(--accent-soft); color:var(--accent-strong);
  display:flex; align-items:center; justify-content:center; margin-bottom:18px;
}
.pillar-icon svg{ width:25px; height:25px; }
.pillar h3{ margin-bottom:7px; }
.pillar p{ color:var(--muted); font-size:.945rem; margin:0; }

/* ---------- bloque media + texto ---------- */
.split{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(34px,5vw,68px); align-items:center; }
.split--rev .split-media{ order:2; }
.split-media{ position:relative; border-radius:var(--r-lg); overflow:hidden; box-shadow:var(--sh-1); }
.split-media img{ width:100%; aspect-ratio:5/5.3; object-fit:cover; }
.split-body h2{ margin-top:15px; }
.split-badge{
  position:absolute; right:0; bottom:0; background:var(--yellow); color:var(--ink);
  padding:20px 26px; border-top-left-radius:var(--r);
}
.split-badge strong{ font-family:var(--font-title); font-size:1.28rem; display:block; line-height:1.2; }
.split-badge small{ font-size:.79rem; opacity:.72; letter-spacing:.06em; text-transform:uppercase; }

/* ---------- lista de razones ---------- */
.reasons{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }
.reason{
  display:flex; flex-direction:column; gap:13px; align-items:flex-start;
  padding:24px 22px 26px; border:1px solid var(--line); border-radius:var(--r);
  background:#fff; transition:transform .35s var(--ease), border-color .35s var(--ease), background .35s var(--ease);
}
.reason:hover{ transform:translateY(-4px); }
.section--dark .reason{
  background:rgba(255,255,255,.055); border-color:rgba(255,255,255,.12);
  backdrop-filter:blur(2px);
}
.section--dark .reason:hover{ background:rgba(255,255,255,.09); border-color:rgba(127,185,255,.45); }
.reason-icon{
  width:46px; height:46px; flex:none; border-radius:12px; background:var(--accent-soft);
  color:var(--accent-strong); display:flex; align-items:center; justify-content:center;
}
.section--dark .reason-icon{ background:var(--yellow); color:#0A2A4E; }
.reason-icon svg{ width:23px; height:23px; }
.reason h3{ font-size:1.02rem; margin:0 0 5px; }
.reason p{ margin:0; font-size:.9rem; color:var(--muted); }
.section--dark .reason p{ color:rgba(226,239,255,.74); }

/* tarjeta final de la grilla de razones */
.reason--cta{
  background:var(--yellow); border-color:var(--yellow); color:var(--ink);
  text-decoration:none; justify-content:center;
}
.section--dark .reason--cta{ background:var(--yellow); border-color:var(--yellow); }
.section--dark .reason--cta:hover{ background:#FFDC5C; border-color:#FFDC5C; }
.reason--cta h3,.section--dark .reason--cta h3{ color:var(--ink); }
.reason--cta p,.section--dark .reason--cta p{ color:rgba(14,15,17,.72); }
.reason--cta .reason-icon,.section--dark .reason--cta .reason-icon{ background:rgba(14,15,17,.10); color:var(--ink); }
.reason--cta .reason-link{
  display:inline-flex; align-items:center; gap:8px; margin-top:4px;
  font-family:var(--font-title); font-weight:600; font-size:.92rem; color:var(--ink);
}
.reason--cta .reason-link svg{ width:17px; height:17px; transition:transform .3s var(--ease); }
.reason--cta:hover .reason-link svg{ transform:translateX(4px); }

/* ---------- proceso ---------- */
.steps{ display:grid; grid-template-columns:repeat(4,1fr); gap:var(--gap); counter-reset:s; }
.step{ position:relative; padding-top:26px; border-top:2px solid var(--line); }
.step::after{ content:''; position:absolute; top:-2px; left:0; width:34px; height:2px; background:var(--yellow); }
.step::before{
  counter-increment:s; content:counter(s,decimal-leading-zero);
  font-family:var(--font-title); font-weight:700; font-size:.82rem; letter-spacing:.1em;
  color:var(--accent-strong); display:block; margin-bottom:11px;
}
.step h3{ font-size:1.06rem; margin-bottom:7px; }
.step p{ color:var(--muted); font-size:.925rem; margin:0; }

/* ---------- cita ---------- */
.quote{ max-width:900px; margin-inline:auto; text-align:center; }
.quote blockquote{
  margin:0; font-family:var(--font-title); font-weight:500; letter-spacing:-.02em;
  font-size:clamp(1.35rem,2.5vw,2rem); line-height:1.36; color:#fff;
}
.quote cite{ display:block; margin-top:22px; font-style:normal; font-size:.86rem;
  letter-spacing:.14em; text-transform:uppercase; color:var(--accent-light); }

/* ---------- CTA ---------- */
.cta{ position:relative; background:var(--deep); overflow:hidden; padding-block:clamp(72px,8vw,110px); }
.cta .hero-bg img{ filter:saturate(1.1) contrast(1.05); }
.cta .hero-bg::after{
  background:linear-gradient(100deg,rgba(8,33,61,.95) 0%,rgba(8,33,61,.90) 38%,rgba(8,33,61,.62) 62%,rgba(8,33,61,.26) 88%,rgba(8,33,61,.14) 100%);
}
.cta .container{ position:relative; z-index:2; }
.cta-inner{ max-width:620px; }

/* ---------- contacto ---------- */
.contact-grid{ display:grid; grid-template-columns:0.85fr 1.15fr; gap:clamp(34px,5vw,64px); align-items:start; }
.contact-list{ display:grid; gap:20px; margin-top:26px; }
.contact-list li{ display:flex; gap:14px; align-items:flex-start; }
.contact-ico{
  width:42px; height:42px; flex:none; border-radius:11px; background:var(--accent-soft);
  color:var(--accent-strong); display:flex; align-items:center; justify-content:center;
}
.contact-ico svg{ width:20px; height:20px; }
.contact-list b{ display:block; font-family:var(--font-title); font-size:.775rem; font-weight:600;
  letter-spacing:.12em; text-transform:uppercase; color:var(--muted); margin-bottom:2px; }
.contact-list a{ color:var(--ink); text-decoration:none; font-weight:500; }
.contact-list a:hover{ color:var(--accent-strong); }

.form-card{ background:#fff; border:1px solid var(--line); border-radius:var(--r-lg);
  padding:clamp(26px,3.4vw,40px); box-shadow:var(--sh-1); }
.form-grid{ display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.field{ display:flex; flex-direction:column; gap:7px; }
.field--full{ grid-column:1/-1; }
.field label{ font-family:var(--font-title); font-size:.82rem; font-weight:600; color:var(--ink); }
.field input,.field textarea{
  font-family:var(--font-body); font-size:.96rem; color:var(--text);
  padding:12px 14px; border:1.5px solid var(--line); border-radius:var(--r-sm);
  background:#fff; transition:border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.field textarea{ min-height:140px; resize:vertical; }
.field input:focus,.field textarea:focus{
  outline:0; border-color:var(--accent); box-shadow:0 0 0 3px rgba(22,129,255,.18);
}
.field--full .btn{ align-self:flex-start; margin-top:4px; }
.form-note{ display:none; }
.form-alert{ border-radius:var(--r-sm); padding:14px 16px; margin-bottom:22px; font-size:.94rem; }
.form-alert--ok{ background:#E8F7EE; border:1px solid #B7E4C8; color:#1B6B3A; }
.form-alert--err{ background:#FDECEC; border:1px solid #F5C2C2; color:#9B2222; }

.map{ margin-top:clamp(48px,5vw,70px); border-radius:var(--r-lg); overflow:hidden;
  border:1px solid var(--line); line-height:0; }
.map iframe{ width:100%; height:420px; border:0; display:block; }

/* ---------- footer ---------- */
.site-footer{
  background:
    radial-gradient(760px 420px at 88% 0%, rgba(22,129,255,.22) 0%, rgba(22,129,255,0) 62%),
    linear-gradient(165deg,#0A2A4E 0%,#08213D 60%,#071B33 100%); padding-block:clamp(52px,6vw,74px) 30px; }
.footer-grid{ display:grid; grid-template-columns:1.5fr 1fr 1fr 1.35fr; gap:clamp(26px,3.4vw,46px); }
.footer-brand img{ height:95px; width:auto; margin-bottom:16px; }
.footer-brand p{ font-size:.925rem; color:rgba(255,255,255,.63); max-width:34ch; margin:0; }
.site-footer h4{ font-size:.79rem; font-weight:600; letter-spacing:.14em; text-transform:uppercase;
  color:#fff; margin-bottom:17px; }
.footer-links{ display:grid; gap:11px; }
.footer-links a{ color:rgba(255,255,255,.66); text-decoration:none; font-size:.93rem; }
.footer-links a:hover{ color:var(--accent-light); }
.footer-contact{ display:grid; gap:14px; }
.footer-contact li{ display:flex; gap:11px; align-items:center; }
.footer-contact svg{ width:18px; height:18px; flex:none; color:var(--accent-light); }
.footer-contact a,.footer-contact span{ color:rgba(255,255,255,.72); text-decoration:none; font-size:.925rem; }
.footer-contact a:hover{ color:#fff; }

.footer-credit{
  margin-top:40px; padding-top:22px; border-top:1px solid rgba(255,255,255,.12);
  text-align:center; font-size:.8rem; color:rgba(255,255,255,.6);
}
.footer-credit a{ color:var(--accent); text-decoration:none; }
.footer-credit a:hover{ color:color-mix(in srgb,var(--accent) 75%,#fff); }

/* ---------- WhatsApp flotante ---------- */
.wa-float{
  position:fixed; right:20px; bottom:20px; z-index:60; width:54px; height:54px; border-radius:50%;
  background:#25D366; color:#fff; display:flex; align-items:center; justify-content:center;
  box-shadow:0 10px 28px rgba(8,33,61,.30); transition:transform .25s var(--ease);
}
.wa-float:hover{ transform:scale(1.08); }
.wa-float svg{ width:28px; height:28px; }

/* ---------- animaciones ---------- */
/* Sin JS todo se ve; solo se oculta cuando el JS confirmó estar vivo. */
.js .reveal{ opacity:0; transform:translateY(22px); transition:opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-visible{ opacity:1; transform:none; }
/* Salvavidas: si marcó .js pero el observer no corrió, revela igual a los 3 s. */
.js .reveal{ animation:reveal-failsafe 0s linear 3s forwards; }
@keyframes reveal-failsafe{ to{ opacity:1; transform:none; } }
/* Carrusel: sin JS se ve la primera diapositiva. */
html:not(.js) .hero-slides img{ opacity:0; }
html:not(.js) .hero-slides img:first-child{ opacity:1; }
html:not(.js) .slider-dots{ display:none; }

@media (prefers-reduced-motion: reduce){
  *{ animation:none!important; transition:none!important; scroll-behavior:auto!important; }
  .reveal,.js .reveal{ opacity:1; transform:none; animation:none; }
  ::view-transition-old(root),::view-transition-new(root){ animation:none; }
}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .grid--3{ grid-template-columns:repeat(2,1fr); }
  .reasons{ grid-template-columns:repeat(2,1fr); }
  .steps{ grid-template-columns:repeat(2,1fr); }
  .footer-grid{ grid-template-columns:1fr 1fr; }
}
@media (max-width:880px){
  body{ font-size:16px; }
  .site-header .container{ height:80px; }
  .brand img{ height:60px; }
  .burger{ display:flex; }
  .nav{
    position:fixed; top:0; right:0; height:100dvh; width:min(330px,86vw);
    background:var(--deep); flex-direction:column; align-items:stretch; justify-content:flex-start;
    gap:4px; padding:96px 24px 32px; transform:translateX(102%);
    transition:transform .38s var(--ease); overflow-y:auto; margin-left:0;
  }
  .nav.is-open{ transform:none; }
  .nav a:not(.btn){ color:rgba(255,255,255,.86)!important; background:transparent!important;
    font-size:1.02rem; padding:13px 12px; border-bottom:1px solid rgba(255,255,255,.09); }
  .nav a.is-active{ color:var(--accent-light)!important; }
  .nav a.is-active:not(.btn)::after{ display:none; }
  .nav{ justify-content:flex-start; }
  .nav-links{ display:flex; flex-direction:column; align-items:stretch; gap:0; margin:0; width:100%; }
  .page-hero .container > *,
  .page-hero .lead{ max-width:100%; }
  .page-hero .hero-bg::after{ background:linear-gradient(180deg,rgba(226,239,255,.97) 0%,rgba(222,236,255,.9) 55%,rgba(219,234,255,.66) 100%); }
  .nav .nav-cta-desktop{ display:none; }
  .nav .nav-cta-mobile{ display:inline-flex; margin:22px 0 0; border-bottom:0!important; }
  .split{ grid-template-columns:1fr; }
  .split--rev .split-media{ order:0; }
  .split-media img{ aspect-ratio:4/3; }
  .contact-grid{ grid-template-columns:1fr; }
  .hero-facts{ grid-template-columns:1fr; }
  .reasons{ grid-template-columns:repeat(2,1fr); }
}
@media (max-width:560px){
  .container{ padding-inline:18px; }
  h1{ font-size:clamp(1.78rem,7vw,2.2rem); }
  h2{ font-size:clamp(1.42rem,5.6vw,1.8rem); }
  .grid--3,.grid--2,.steps,.pillars,.reasons{ grid-template-columns:1fr; }
  .form-grid{ grid-template-columns:1fr; }
  .btn{ padding:12px 20px; font-size:.9rem; }
  .btn-row .btn{ flex:1 1 100%; }
  .footer-grid{ grid-template-columns:1fr; }
  .map iframe{ height:320px; }
}

/* ==========================================================================
   PORTADA CLARA CON CARRUSEL A ANCHO COMPLETO (hero-light)
   ========================================================================== */

/* header claro desde el inicio en páginas de fondo claro */
body.theme-light .site-header{
  background:rgba(255,255,255,.92); backdrop-filter:blur(10px);
  border-bottom-color:var(--line);
}
body.theme-light .site-header .brand .logo-light{ display:none; }
body.theme-light .site-header .brand .logo-dark{ display:block; }
body.theme-light .site-header .nav a:not(.btn){ color:var(--text); }
body.theme-light .site-header .nav a:not(.btn):hover{ color:var(--accent-strong); background:var(--accent-soft); }
body.theme-light .site-header .nav a.is-active:not(.btn){ color:var(--accent-strong); }
body.theme-light .site-header .burger span{ background:var(--ink); }
body.theme-light .site-header.is-scrolled{ box-shadow:0 4px 22px rgba(14,15,17,.07); }

/* --- hero a ancho completo --- */
.hero-light{
  position:relative; overflow:hidden; background:#E6F0FC;
  min-height:clamp(560px,78vh,780px);
  display:flex; align-items:center;
  padding-block:clamp(122px,13vw,150px) clamp(74px,8vw,100px);
}
.hero-slides{ position:absolute; inset:0; z-index:0; }
.hero-slides img{
  position:absolute; inset:0; width:100%; height:100%; object-fit:cover;
  opacity:0; transform:scale(1.045); transition:opacity 1s var(--ease), transform 7s linear;
}
.hero-slides img.is-active{ opacity:1; transform:scale(1); }
.hero-slides img{ filter:saturate(1.12) contrast(1.06); }
.hero-slides::after{
  content:''; position:absolute; inset:0;
  background:
    linear-gradient(95deg,
      rgba(226,239,255,.90) 0%,
      rgba(222,236,255,.86) 30%,
      rgba(219,234,255,.60) 50%,
      rgba(219,234,255,.19) 70%,
      rgba(219,234,255,0) 88%),
    linear-gradient(180deg, rgba(11,58,102,.10) 0%, rgba(11,58,102,0) 32%);
}
.hero-light .container{ position:relative; z-index:2; width:100%; }
.hero-inner{ max-width:640px; }
.hero-light h1{ font-size:clamp(2.1rem,4.1vw,3.3rem); max-width:16ch; color:#0A3059; }
.hero-light h1 em{ font-style:normal; color:var(--accent-strong); }
.hero-light .lead{ max-width:48ch; font-size:1.08rem; color:#2A5C8C; }

.slider-dots{
  position:absolute; left:0; bottom:clamp(24px,3.4vw,38px); z-index:3;
  width:100%; max-width:var(--container); margin-inline:auto;
  left:50%; transform:translateX(-50%); padding-inline:24px;
  display:flex; gap:9px;
}
.slider-dots button{
  width:9px; height:9px; padding:0; border:0; border-radius:50%; cursor:pointer;
  background:rgba(10,48,89,.28); transition:all .3s var(--ease);
}
.slider-dots button:hover{ background:rgba(10,48,89,.5); }
.slider-dots button[aria-current="true"]{ width:28px; border-radius:5px; background:var(--yellow); }

@media (max-width:1024px){
  .hero-slides::after{
    background:linear-gradient(95deg,
      rgba(255,255,255,.98) 0%,
      rgba(255,255,255,.94) 44%,
      rgba(255,255,255,.78) 68%,
      rgba(247,250,255,.32) 100%);
  }
}
@media (max-width:880px){
  .hero-light{ min-height:0; padding-block:clamp(110px,15vw,132px) clamp(78px,9vw,96px); }
  .hero-inner{ max-width:none; }
  .hero-light h1{ max-width:none; }
  .hero-light .lead{ max-width:none; }
  .hero-slides::after{
    background:linear-gradient(180deg,
      rgba(255,255,255,.97) 0%,
      rgba(255,255,255,.9) 52%,
      rgba(255,255,255,.72) 78%,
      rgba(247,250,255,.5) 100%);
  }
}
@media (max-width:560px){
  .hero-light{ padding-block:100px 74px; }
}