/* =========================================================
   LAUFER GROUP — Landing one-page
   Sistema de diseño derivado del Portafolio 2026
   ========================================================= */

/* ---------- 1. TOKENS ---------- */
:root{
  /* Marca */
  --teal-900:#08343C;
  --teal-800:#0E4E58;
  --teal-700:#12606D;
  --teal-600:#17697A;
  --teal-500:#1E8091;
  --teal-100:#E3EFF1;

  --sand:#F0C89A;
  --sand-200:#F7E2C8;
  --sand-600:#D9A768;

  /* Cuadros del logotipo */
  --sq-olive:#6E7B26;
  --sq-gold:#E0C34C;
  --sq-peri:#7C8CC6;
  --sq-navy:#3C4573;

  /* Neutros */
  --ink:#0F2A30;
  --ink-70:#43585E;
  --ink-50:#6C7F85;
  --line:#DCE4E5;
  --paper:#FFFFFF;
  --paper-muted:#F4F7F7;

  --ok:#1B7F5A;
  --err:#B4322B;

  /* Tipografía */
  --font-display:"Manrope",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-body:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;

  /* Escala de espacio */
  --s-1:.5rem;  --s-2:.875rem; --s-3:1.25rem; --s-4:1.75rem;
  --s-5:2.5rem; --s-6:3.5rem;  --s-7:5rem;    --s-8:7rem;

  --wrap:1200px;
  --radius:4px;
  --radius-lg:8px;

  --shadow-sm:0 1px 2px rgba(15,42,48,.06), 0 2px 8px rgba(15,42,48,.05);
  --shadow-md:0 4px 12px rgba(15,42,48,.08), 0 12px 32px rgba(15,42,48,.07);
  --shadow-lg:0 8px 24px rgba(15,42,48,.10), 0 24px 60px rgba(15,42,48,.10);

  --header-h:74px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------- 2. RESET ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-body);
  font-size:1rem;
  line-height:1.65;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{font-family:var(--font-display);margin:0;line-height:1.15;letter-spacing:-.02em}
p{margin:0}
ul,ol,dl,dd{margin:0;padding:0;list-style:none}
img,svg{max-width:100%;display:block}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}
address{font-style:normal}

html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 12px)}
@media (prefers-reduced-motion:reduce){ html{scroll-behavior:auto} }

:where(a,button,input,select,summary):focus-visible{
  outline:3px solid var(--teal-500);
  outline-offset:2px;
  border-radius:2px;
}
.section--dark :where(a,button):focus-visible,
.section--cta :where(a,button):focus-visible,
.hero :where(a,button):focus-visible{outline-color:var(--sand)}

.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:clamp(1.25rem,4vw,2.5rem)}

.skip-link{
  position:absolute;left:1rem;top:-100px;z-index:200;
  background:var(--sand);color:var(--teal-900);
  padding:.7rem 1.1rem;border-radius:var(--radius);font-weight:600;
  transition:top .2s var(--ease);
}
.skip-link:focus{top:1rem}

/* ---------- 3. BARRA DE PROGRESO ---------- */
.scroll-progress{
  position:fixed;top:0;left:0;right:0;height:3px;z-index:120;
  background:transparent;pointer-events:none;
}
.scroll-progress span{
  display:block;height:100%;width:0%;
  background:linear-gradient(90deg,var(--sand-600),var(--sand));
  transition:width .08s linear;
}

/* ---------- 4. HEADER ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:110;
  height:var(--header-h);
  display:flex;align-items:center;
  background:rgba(8,52,60,0);
  transition:background .3s var(--ease), box-shadow .3s var(--ease), backdrop-filter .3s;
}
.site-header.is-stuck{
  background:rgba(255,255,255,.93);
  backdrop-filter:saturate(180%) blur(14px);
  -webkit-backdrop-filter:saturate(180%) blur(14px);
  box-shadow:0 1px 0 var(--line), var(--shadow-sm);
}
.header__inner{display:flex;align-items:center;justify-content:space-between;gap:var(--s-3);width:100%}

/* Marca */
/* z-index 2: la marca y el botón deben quedar sobre el panel de menú abierto */
.brand{display:inline-flex;align-items:center;gap:.65rem;text-decoration:none;flex-shrink:0;position:relative;z-index:2}
.brand__mark{border-radius:2px;flex-shrink:0}
.brand__text{display:flex;flex-direction:column;line-height:1}
.brand__text strong{
  font-family:var(--font-display);font-weight:800;font-size:1.02rem;
  letter-spacing:.11em;color:#fff;transition:color .3s var(--ease);
}
.brand__text em{
  font-style:normal;font-size:.63rem;font-weight:600;letter-spacing:.26em;
  text-transform:uppercase;color:var(--sand);margin-top:.18rem;transition:color .3s var(--ease);
}
.site-header.is-stuck .brand__text strong{color:var(--teal-900)}
.site-header.is-stuck .brand__text em{color:var(--teal-600)}

/* Navegación */
.nav{display:flex;align-items:center;gap:var(--s-4)}
.nav__list{display:flex;align-items:center;gap:var(--s-3)}
.nav__link{
  position:relative;text-decoration:none;font-size:.905rem;font-weight:500;
  color:rgba(255,255,255,.86);padding:.4rem .1rem;transition:color .22s var(--ease);
}
.nav__link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--sand);transform:scaleX(0);transform-origin:left;
  transition:transform .28s var(--ease);
}
.nav__link:hover{color:#fff}
.nav__link:hover::after,
.nav__link[aria-current="true"]::after{transform:scaleX(1)}
.nav__link[aria-current="true"]{color:#fff;font-weight:600}

.site-header.is-stuck .nav__link{color:var(--ink-70)}
.site-header.is-stuck .nav__link:hover,
.site-header.is-stuck .nav__link[aria-current="true"]{color:var(--teal-700)}
.site-header.is-stuck .nav__link::after{background:var(--teal-600)}

/* Botón hamburguesa */
.nav-toggle{
  display:none;background:none;border:0;cursor:pointer;
  width:44px;height:44px;align-items:center;justify-content:center;
  position:relative;z-index:2;
}
.nav-toggle__bars{display:block;width:23px;height:15px;position:relative}
.nav-toggle__bars i{
  position:absolute;left:0;height:2px;width:100%;border-radius:2px;
  background:#fff;transition:transform .3s var(--ease),opacity .2s var(--ease),background .3s;
}
.nav-toggle__bars i:nth-child(1){top:0}
.nav-toggle__bars i:nth-child(2){top:6.5px}
.nav-toggle__bars i:nth-child(3){top:13px}
.site-header.is-stuck .nav-toggle__bars i{background:var(--teal-900)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i{background:#fff}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}

/* ---------- 5. BOTONES ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  padding:.92rem 1.6rem;border:1.5px solid transparent;border-radius:var(--radius);
  font-family:var(--font-display);font-size:.945rem;font-weight:700;letter-spacing:.005em;
  text-decoration:none;cursor:pointer;white-space:nowrap;
  transition:transform .18s var(--ease),background .22s var(--ease),
             color .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.btn svg{flex-shrink:0;transition:transform .22s var(--ease)}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn:hover svg{transform:translateX(3px)}

.btn--sand{background:var(--sand);color:var(--teal-900);box-shadow:0 4px 14px rgba(240,200,154,.28)}
.btn--sand:hover{background:var(--sand-200);box-shadow:0 8px 22px rgba(240,200,154,.36)}

.btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.42)}
.btn--ghost:hover{background:rgba(255,255,255,.1);border-color:#fff}

.btn--teal{background:var(--teal-700);color:#fff;box-shadow:0 4px 14px rgba(18,96,109,.24)}
.btn--teal:hover{background:var(--teal-600);box-shadow:0 8px 22px rgba(18,96,109,.32)}

.btn--ghost-teal{background:transparent;color:var(--teal-700);border-color:var(--line)}
.btn--ghost-teal:hover{border-color:var(--teal-600);background:var(--teal-100)}

.btn--sm{padding:.62rem 1.05rem;font-size:.85rem}
.btn--block{width:100%}
.btn.is-busy{pointer-events:none;opacity:.72}

/* ---------- 6. TIPOGRAFÍA COMÚN ---------- */
.eyebrow{
  font-family:var(--font-display);font-size:.735rem;font-weight:700;
  letter-spacing:.19em;text-transform:uppercase;color:var(--teal-600);margin-bottom:var(--s-2);
}
.eyebrow--sand{color:var(--sand)}

/* Firma de marca: barra arena bajo cada título */
.section__title{
  font-size:clamp(1.75rem,3.4vw,2.7rem);font-weight:800;color:var(--teal-800);
  position:relative;padding-bottom:var(--s-3);margin-bottom:var(--s-3);max-width:22ch;
}
.section__title::after{
  content:"";position:absolute;left:0;bottom:0;width:88px;height:4px;
  background:var(--sand);border-radius:2px;
}
.section__head{max-width:760px;margin-bottom:var(--s-6)}
.section__head--dark .section__title{color:#fff;max-width:none}
.section__lead{font-size:clamp(1.02rem,1.5vw,1.16rem);color:var(--ink-70);max-width:62ch}
.section__lead strong{color:var(--teal-700);font-weight:600}
.section__lead em{font-style:italic;color:var(--teal-700);font-weight:500}

.mark-sand{color:var(--sand)}
.link-sand{color:var(--sand);text-decoration:underline;text-underline-offset:3px;font-weight:500}
.link-sand:hover{color:var(--sand-200)}
/* Un teléfono partido en dos líneas se lee mal */
.link-sand[href^="tel:"]{white-space:nowrap}

/* ---------- 7. SECCIONES ---------- */
.section{padding-block:clamp(4rem,9vw,var(--s-8))}
.section--muted{background:var(--paper-muted)}
.section--dark{background:var(--teal-800);color:#fff;position:relative;overflow:hidden;isolation:isolate}
.section--dark::before{
  content:"";position:absolute;inset:0;pointer-events:none;z-index:1;
  background:radial-gradient(circle at 88% 8%,rgba(30,128,145,.55),transparent 55%);
}
.section--dark > .wrap{position:relative;z-index:2}

/* Fotografía de fondo de sección: entra por el costado derecho y se desvanece
   hacia el texto, de modo que nunca compite con la lectura. */
.section__bgphoto{
  position:absolute;right:0;top:0;z-index:0;
  width:46%;height:100%;object-fit:cover;
  opacity:.14;filter:saturate(.4);pointer-events:none;
  mask-image:linear-gradient(90deg,transparent,#000 62%);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 62%);
}
.section__bgphoto--full{
  width:100%;object-position:72% 38%;opacity:.13;
  mask-image:linear-gradient(90deg,transparent 12%,#000 78%);
  -webkit-mask-image:linear-gradient(90deg,transparent 12%,#000 78%);
}

/* ---------- 8. HERO ---------- */
.hero{
  position:relative;
  padding-top:calc(var(--header-h) + clamp(3.5rem,8vw,6rem));
  padding-bottom:clamp(3.5rem,8vw,6rem);
  background:linear-gradient(148deg,var(--teal-900) 0%,var(--teal-800) 46%,var(--teal-600) 100%);
  color:#fff;overflow:hidden;
}
/* isolation: sin contexto de apilamiento propio, los z-index de las capas
   internas escapan al contexto raíz y el velo se pinta sobre el titular. */
.hero__bg{position:absolute;inset:0;pointer-events:none;overflow:hidden;z-index:0;isolation:isolate}

/* Fotografía de portada del Portafolio 2026 bajo un velo teal.
   Capas: foto (0) < velo (1) < retícula (2) < motivo del logotipo (3). */
.hero__photo{
  position:absolute;inset:0;z-index:0;
  width:100%;height:100%;object-fit:cover;object-position:50% 34%;
  filter:saturate(.45);
}
.hero__veil{
  position:absolute;inset:0;z-index:1;
  background:linear-gradient(104deg,
    rgba(8,52,60,.95) 0%,
    rgba(11,66,75,.90) 38%,
    rgba(23,105,122,.74) 100%);
}
.hero__bg::before{
  content:"";position:absolute;inset:0;z-index:2;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse at 70% 40%,#000,transparent 72%);
  -webkit-mask-image:radial-gradient(ellipse at 70% 40%,#000,transparent 72%);
}
/* Marca de agua: el 2x2 del logotipo, completo y abajo a la derecha,
   junto a la franja de cifras. Recortado se leía como paneles sueltos.
   Un solo color: con los cuatro colores de marca al 13% el cuadro navy
   desaparecía sobre el teal y quedaban tres rectángulos sin relación. */
.hero__motif{
  position:absolute;right:5%;bottom:7%;z-index:3;
  width:min(26vw,300px);height:auto;opacity:.09;
}
.hero__motif rect{fill:var(--sand)}

.hero__inner{position:relative;z-index:1;max-width:960px}
.hero__title{
  font-size:clamp(2.05rem,5.4vw,4rem);font-weight:800;line-height:1.06;
  letter-spacing:-.028em;margin-bottom:var(--s-3);max-width:19ch;
}
.hero__lead{
  font-size:clamp(1.05rem,1.9vw,1.28rem);color:rgba(255,255,255,.84);
  max-width:56ch;margin-bottom:var(--s-4);
}
.hero__actions{display:flex;flex-wrap:wrap;gap:var(--s-2);margin-bottom:var(--s-3)}
.hero__reassure{
  display:inline-flex;align-items:center;gap:.45rem;
  font-size:.86rem;color:rgba(255,255,255,.62);letter-spacing:.01em;
}

.hero__stats{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--s-3);
  margin-top:clamp(2.5rem,6vw,4rem);padding-top:var(--s-4);
  border-top:1px solid rgba(255,255,255,.16);max-width:820px;
}
.stat__num{
  font-family:var(--font-display);font-size:clamp(1.7rem,3.6vw,2.5rem);
  font-weight:800;color:var(--sand);line-height:1;margin-bottom:.4rem;
}
.stat__label{font-size:.855rem;color:rgba(255,255,255,.72);line-height:1.4;max-width:22ch}

/* ---------- 9. RETO ---------- */
.reto__top{
  display:grid;grid-template-columns:1.3fr .7fr;
  gap:clamp(2rem,5vw,4rem);align-items:center;margin-bottom:var(--s-6);
}
.reto__top .section__head{margin-bottom:0}
.reto__media{position:relative;margin:0}
.reto__media img{
  position:relative;z-index:1;
  width:100%;max-height:330px;object-fit:cover;object-position:50% 25%;
  border-radius:var(--radius-lg);display:block;
}
/* Bloque arena desplazado: el mismo recurso de encuadre del Portafolio.
   Sin z-index negativo: quedaría tapado por el fondo de la sección. La foto
   se pinta encima y el cuadro solo asoma por la esquina inferior izquierda. */
.reto__media::after{
  content:"";position:absolute;left:-16px;bottom:-16px;
  width:104px;height:104px;background:var(--sand);border-radius:var(--radius);
}

.challenges{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:var(--s-3);counter-reset:c;
}
.challenge{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:var(--s-4);position:relative;overflow:hidden;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.challenge::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--sand);transform:scaleY(0);transform-origin:top;
  transition:transform .35s var(--ease);
}
.challenge:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:transparent}
.challenge:hover::before{transform:scaleY(1)}
.challenge__num{
  display:block;font-family:var(--font-display);font-size:.8rem;font-weight:800;
  letter-spacing:.16em;color:var(--sand-600);margin-bottom:var(--s-2);
}
.challenge__title{font-size:1.22rem;font-weight:700;color:var(--teal-800);margin-bottom:.6rem}
.challenge p{color:var(--ink-70);font-size:.95rem}

.reto__bridge{
  margin-top:var(--s-5);font-family:var(--font-display);
  font-size:clamp(1.1rem,2vw,1.4rem);color:var(--ink-70);text-align:center;
}
.reto__bridge strong{color:var(--teal-700);font-weight:800;letter-spacing:.01em}

/* ---------- 10. SERVICIOS (acordeón) ---------- */
.services{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--s-3);align-items:start}
.svc{
  position:relative;background:var(--paper);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:var(--s-4);
  display:flex;flex-direction:column;
  transition:box-shadow .3s var(--ease),border-color .3s var(--ease),transform .3s var(--ease);
}
.svc:hover{box-shadow:var(--shadow-md);transform:translateY(-3px)}
.svc--core{border-color:var(--sand);box-shadow:var(--shadow-sm)}
.svc--core::before{
  content:"";position:absolute;inset:0;border-radius:var(--radius-lg);
  border:1px solid var(--sand);pointer-events:none;
}
.svc__badge{
  position:absolute;top:-11px;left:var(--s-4);
  background:var(--sand);color:var(--teal-900);
  font-family:var(--font-display);font-size:.68rem;font-weight:800;
  letter-spacing:.16em;text-transform:uppercase;
  padding:.28rem .7rem;border-radius:2px;
}
.svc__icon{
  display:inline-flex;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:var(--radius);
  background:var(--teal-100);color:var(--teal-700);margin-bottom:var(--s-3);
}
.svc--core .svc__icon{background:var(--teal-700);color:var(--sand)}
.svc__num{
  font-family:var(--font-display);font-size:.76rem;font-weight:800;
  letter-spacing:.16em;color:var(--ink-50);margin-bottom:.4rem;
}
/* min-height: alinea los tres botones "Ver alcance e impacto" aunque los
   títulos ocupen una o dos líneas. Estirar las tarjetas no sirve: al abrir
   un acordeón las cerradas quedarían con un hueco vacío abajo. */
.svc__title{
  font-size:1.28rem;font-weight:700;color:var(--teal-800);
  margin-bottom:.55rem;text-wrap:balance;min-height:2.3em;
}
/* Con box-sizing:border-box el min-height incluye el padding, así que hay
   que sumarlo: 3.3em son las dos líneas, --s-3 el aire hasta el borde. */
.svc__promise{
  color:var(--teal-600);font-weight:500;font-size:.95rem;
  min-height:calc(3.3em + var(--s-3));
  padding-bottom:var(--s-3);border-bottom:1px solid var(--line);
}
.svc__head{flex:1}

.svc__toggle{
  display:flex;align-items:center;justify-content:space-between;gap:.5rem;
  width:100%;background:none;border:0;cursor:pointer;
  padding:var(--s-3) 0 0;margin-top:auto;
  font-family:var(--font-display);font-size:.88rem;font-weight:700;color:var(--teal-700);
  text-align:left;transition:color .2s var(--ease);
}
.svc__toggle:hover{color:var(--teal-500)}
.svc__chev{transition:transform .32s var(--ease);flex-shrink:0}
.svc__toggle[aria-expanded="true"] .svc__chev{transform:rotate(180deg)}

.svc__panel{display:grid;grid-template-rows:0fr;transition:grid-template-rows .38s var(--ease)}
.svc.is-open .svc__panel{grid-template-rows:1fr}
/* Sin padding propio: el elemento recortado debe medir 0 al cerrarse.
   El aire lo aporta el margen del primer hijo, que sí queda recortado. */
.svc__panel-inner{overflow:hidden;min-height:0}

.svc__sub{
  font-size:.71rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase;
  color:var(--ink-50);margin:var(--s-2) 0 .6rem;
}
.svc__panel-inner > .svc__sub:first-child{margin-top:var(--s-3)}
.svc__list li,.svc__impact li{
  position:relative;padding-left:1.35rem;font-size:.918rem;
  color:var(--ink-70);margin-bottom:.42rem;
}
.svc__list li::before{
  content:"";position:absolute;left:.15rem;top:.62em;
  width:5px;height:5px;border-radius:50%;background:var(--sand-600);
}
.svc__impact li{color:var(--teal-700);font-weight:500}
.svc__impact li::before{
  content:"";position:absolute;left:0;top:.36em;width:12px;height:7px;
  border-left:2px solid var(--teal-600);border-bottom:2px solid var(--teal-600);
  transform:rotate(-45deg);
}

/* ---------- 11. METODOLOGÍA ---------- */
.pullquote{margin:0 0 var(--s-6);max-width:64ch}
.pullquote p{
  font-family:var(--font-display);font-size:clamp(1.14rem,2.3vw,1.6rem);
  font-weight:600;line-height:1.4;color:var(--sand-200);
  padding-left:var(--s-3);border-left:3px solid var(--sand);
}

.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:var(--s-4) var(--s-3);position:relative}
.step{position:relative;padding-top:var(--s-2)}
/* Línea conectora entre pasos */
.step::after{
  content:"";position:absolute;left:calc(50% + 30px);right:calc(-50% + 30px);top:calc(var(--s-2) + 26px);
  height:1px;background:linear-gradient(90deg,rgba(240,200,154,.5),rgba(240,200,154,.14));
}
.step:last-child::after{display:none}
.step__dot{
  display:flex;align-items:center;justify-content:center;
  width:52px;height:52px;border-radius:50%;
  border:1.5px solid rgba(240,200,154,.5);background:rgba(240,200,154,.09);
  font-family:var(--font-display);font-size:1.25rem;font-weight:800;color:var(--sand);
  margin-bottom:var(--s-3);position:relative;z-index:1;
  transition:background .3s var(--ease),transform .3s var(--ease);
}
.step:hover .step__dot{background:var(--sand);color:var(--teal-900);transform:scale(1.06)}
.step__title{font-size:1.12rem;font-weight:700;color:#fff;margin-bottom:.5rem}
.step__text{font-size:.925rem;color:rgba(255,255,255,.76);max-width:32ch}

/* ---------- 12. CLIENTES — SLIDER INFINITO ---------- */
.marquee-block{
  padding-block:var(--s-3) var(--s-4);
  margin-bottom:var(--s-5);
  background:var(--paper-muted);
  border-block:1px solid var(--line);
}
.marquee{
  --duration:60s;
  overflow:hidden;
  padding-block:.55rem;
  /* Difuminado en los bordes: sugiere continuidad infinita */
  mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
}
.marquee__track{display:flex;width:max-content}
.marquee__row{
  display:flex;align-items:center;gap:var(--s-2);flex-shrink:0;padding-right:var(--s-2);
  animation:marquee var(--duration) linear infinite;
}
.marquee--reverse .marquee__row{animation-direction:reverse}
@keyframes marquee{ from{transform:translateX(0)} to{transform:translateX(-100%)} }

/* Pausa: al pasar el cursor, al enfocar con teclado, o con el botón */
.marquee:hover .marquee__row,
.marquee:focus-within .marquee__row,
.marquee-block.is-paused .marquee__row{animation-play-state:paused}

/* Celda de tamaño fijo: el ancho de la fila no depende de que las imágenes
   hayan cargado, así el cálculo de --duration es estable desde el principio
   y los logos, de proporciones muy distintas, quedan ópticamente alineados. */
.client{
  display:flex;align-items:center;justify-content:center;flex:0 0 auto;
  width:196px;height:116px;padding:1rem 1.25rem;
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease),transform .25s var(--ease);
}
/* A color, no en escala de grises: buena parte del respaldo son escudos
   institucionales muy detallados (Ministerio, Alcaldía, Consejo Superior) que
   desaturados y a este tamaño se vuelven manchas ilegibles. En un muro de
   clientes el reconocimiento pesa más que la uniformidad cromática. */
.client img{
  max-width:100%;max-height:66px;width:auto;height:auto;object-fit:contain;
  opacity:.9;transition:opacity .3s var(--ease);
}
.client:hover{
  border-color:var(--sand);box-shadow:var(--shadow-sm);transform:translateY(-2px);
}
.client:hover img{opacity:1}

.marquee-controls{display:flex;justify-content:center;margin-top:var(--s-3)}
.marquee-btn{
  display:inline-flex;align-items:center;gap:.45rem;
  background:transparent;border:1px solid var(--line);border-radius:100px;
  padding:.4rem .95rem;cursor:pointer;
  font-size:.79rem;font-weight:500;color:var(--ink-50);
  transition:border-color .22s var(--ease),color .22s var(--ease),background .22s var(--ease);
}
.marquee-btn:hover{border-color:var(--teal-500);color:var(--teal-700);background:var(--paper)}
.marquee-btn svg{fill:currentColor}
.marquee-btn .icon-play{display:none}
.marquee-btn[aria-pressed="true"] .icon-pause{display:none}
.marquee-btn[aria-pressed="true"] .icon-play{display:block}

/* Sectores */
.sectors{display:flex;flex-wrap:wrap;gap:.55rem;justify-content:center;margin-bottom:var(--s-7)}
.sectors li{
  padding:.4rem .95rem;border-radius:100px;
  background:var(--teal-100);color:var(--teal-700);
  font-size:.815rem;font-weight:500;
}

/* Pilares */
.pillars__title{
  font-size:clamp(1.35rem,2.4vw,1.85rem);font-weight:800;color:var(--teal-800);
  text-align:center;margin-bottom:var(--s-5);position:relative;padding-bottom:var(--s-3);
}
.pillars__title::after{
  content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:0;
  width:64px;height:4px;background:var(--sand);border-radius:2px;
}
.pillars__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:var(--s-4) var(--s-3)}
.pillar{padding-top:var(--s-3);border-top:2px solid var(--teal-100);transition:border-color .3s var(--ease)}
.pillar:hover{border-top-color:var(--sand)}
.pillar h4{font-size:1.04rem;font-weight:700;color:var(--teal-700);margin-bottom:.45rem}
.pillar p{font-size:.918rem;color:var(--ink-70)}

.pillars__diff{
  margin-top:var(--s-5);padding:var(--s-4);
  background:var(--sand-200);border-left:4px solid var(--sand-600);border-radius:var(--radius);
  font-size:clamp(1rem,1.7vw,1.13rem);color:var(--teal-900);max-width:78ch;
}
.pillars__diff strong{font-family:var(--font-display);font-weight:800}

/* ---------- 13. CTA / FORMULARIO ---------- */
.section--cta{
  background:linear-gradient(150deg,var(--teal-800) 0%,var(--teal-700) 55%,var(--teal-600) 100%);
  color:#fff;position:relative;overflow:hidden;isolation:isolate;
}
.section--cta::before{
  content:"";position:absolute;inset:0;pointer-events:none;z-index:1;
  background:radial-gradient(circle at 12% 90%,rgba(240,200,154,.16),transparent 52%);
}
.cta__grid{
  position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;
  gap:clamp(2.5rem,5vw,4.5rem);align-items:start;
}
.cta__copy .section__title{color:#fff;max-width:17ch}
.cta__lead{font-size:clamp(1rem,1.6vw,1.13rem);color:rgba(255,255,255,.85);max-width:52ch;margin-bottom:var(--s-4)}
.cta__lead strong{color:var(--sand);font-weight:700}

.cta__points{margin-bottom:var(--s-4)}
.cta__points li{
  position:relative;padding-left:1.75rem;margin-bottom:.65rem;
  color:rgba(255,255,255,.86);font-size:.955rem;
}
.cta__points li::before{
  content:"";position:absolute;left:.15rem;top:.42em;width:12px;height:7px;
  border-left:2px solid var(--sand);border-bottom:2px solid var(--sand);transform:rotate(-45deg);
}
.cta__alt{font-size:.9rem;color:rgba(255,255,255,.7)}

/* Tarjeta del formulario */
.cta__form-wrap{position:relative}
.form,.form-success{
  background:var(--paper);color:var(--ink);
  border-radius:var(--radius-lg);padding:clamp(1.5rem,3.2vw,2.25rem);
  box-shadow:var(--shadow-lg);
}
.form__title{font-size:1.3rem;font-weight:800;color:var(--teal-800);margin-bottom:.3rem}
.form__note{font-size:.86rem;color:var(--ink-50);margin-bottom:var(--s-4)}

.field{margin-bottom:var(--s-3)}
.field label{display:block;font-size:.84rem;font-weight:600;color:var(--ink-70);margin-bottom:.35rem}
.req{color:var(--err)}
.opt{font-weight:400;color:var(--ink-50)}
.field input,.field select{
  width:100%;padding:.72rem .85rem;
  background:var(--paper-muted);border:1.5px solid var(--line);border-radius:var(--radius);
  font-size:.95rem;transition:border-color .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease);
}
.field select{cursor:pointer}
.field input:hover,.field select:hover{border-color:var(--ink-50)}
.field input:focus,.field select:focus{
  outline:none;background:var(--paper);border-color:var(--teal-600);
  box-shadow:0 0 0 3px rgba(30,128,145,.15);
}
.field.is-invalid input,.field.is-invalid select{border-color:var(--err);background:#FDF4F3}
.field.is-valid input{border-color:var(--ok)}
.field__error{
  font-size:.79rem;color:var(--err);margin-top:.3rem;min-height:0;
  display:none;
}
.field.is-invalid .field__error{display:block}

/* Trampa antispam: fuera de pantalla en vez de display:none, porque
   algunos bots descartan los campos ocultos por CSS y no la muerden. */
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

.form__privacy{font-size:.755rem;color:var(--ink-50);margin-top:var(--s-3);line-height:1.5}
.form__status{font-size:.85rem;margin-top:var(--s-2);color:var(--err);font-weight:500}
.form__status:empty{margin-top:0}
.link-error{color:var(--err);font-weight:700;text-decoration:underline;text-underline-offset:2px}
.link-error:hover{color:var(--teal-700)}

.form-success{text-align:center;color:var(--teal-700)}
.form-success svg{margin:0 auto var(--s-3);color:var(--ok)}
.form-success h3{font-size:1.35rem;font-weight:800;color:var(--teal-800);margin-bottom:.6rem}
.form-success p{color:var(--ink-70);margin-bottom:var(--s-4);font-size:.95rem}

/* ---------- 14. FOOTER ---------- */
.site-footer{background:var(--teal-900);color:rgba(255,255,255,.72);padding-top:var(--s-6)}
.footer__grid{
  display:grid;grid-template-columns:1.6fr 1fr 1.2fr;
  gap:var(--s-5) var(--s-4);padding-bottom:var(--s-5);
}
.footer__brand .brand{margin-bottom:var(--s-3)}
.footer__tagline{font-size:.92rem;max-width:36ch;color:rgba(255,255,255,.62)}
.footer__h{
  font-size:.71rem;font-weight:800;letter-spacing:.17em;text-transform:uppercase;
  color:var(--sand);margin-bottom:var(--s-3);
}
.footer__nav li,.footer__contact p{margin-bottom:.55rem}
.footer__nav a,.footer__contact a{
  font-size:.92rem;text-decoration:none;color:rgba(255,255,255,.72);
  transition:color .2s var(--ease);
}
.footer__nav a:hover,.footer__contact a:hover{color:var(--sand)}
.footer__addr{font-size:.88rem;color:rgba(255,255,255,.55);margin-top:var(--s-2)}

.footer__bottom{
  display:flex;flex-wrap:wrap;gap:var(--s-2);justify-content:space-between;
  padding-block:var(--s-3);border-top:1px solid rgba(255,255,255,.1);
  font-size:.79rem;color:rgba(255,255,255,.45);
}

/* ---------- 15. WHATSAPP FLOTANTE ---------- */
.wa-fab{
  position:fixed;right:clamp(1rem,3vw,1.75rem);bottom:clamp(1rem,3vw,1.75rem);z-index:105;
  display:inline-flex;align-items:center;gap:.5rem;
  height:56px;padding:0 16px;border-radius:100px;
  background:#25D366;color:#fff;text-decoration:none;
  box-shadow:0 6px 20px rgba(37,211,102,.36);
  opacity:0;visibility:hidden;transform:translateY(14px) scale(.94);
  transition:opacity .3s var(--ease),transform .3s var(--ease),
             visibility .3s var(--ease),box-shadow .25s var(--ease);
}
.wa-fab.is-visible{opacity:1;visibility:visible;transform:translateY(0) scale(1)}
.wa-fab:hover{box-shadow:0 10px 28px rgba(37,211,102,.5)}
.wa-fab__label{
  font-family:var(--font-display);font-size:.9rem;font-weight:700;
  max-width:0;overflow:hidden;white-space:nowrap;opacity:0;
  transition:max-width .32s var(--ease),opacity .25s var(--ease);
}
.wa-fab:hover .wa-fab__label,
.wa-fab:focus-visible .wa-fab__label{max-width:110px;opacity:1}

/* ---------- 16. ANIMACIÓN DE ENTRADA ---------- */
.reveal{
  opacity:0;transform:translateY(18px);
  transition:opacity .6s var(--ease),transform .6s var(--ease);
  transition-delay:calc(var(--i,0) * 70ms);
}
.reveal.is-visible{opacity:1;transform:none}

/* ---------- 17. RESPONSIVE ---------- */
@media (max-width:1024px){
  .cta__grid{grid-template-columns:1fr;gap:var(--s-5)}
  .cta__copy .section__title{max-width:24ch}
  .footer__grid{grid-template-columns:1fr 1fr;gap:var(--s-5) var(--s-4)}
  .footer__brand{grid-column:1 / -1}
}

@media (max-width:900px){
  /* La foto pasa arriba del texto y baja de altura */
  .reto__top{grid-template-columns:1fr;gap:var(--s-4)}
  .reto__media{order:-1}
  .reto__media img{max-height:240px}
  .reto__media::after{width:64px;height:64px;left:-10px;bottom:-10px}
  /* De costado a fondo completo, más tenue para no estorbar la lectura */
  .section__bgphoto{width:100%;opacity:.10;
    mask-image:linear-gradient(180deg,transparent,#000 70%);
    -webkit-mask-image:linear-gradient(180deg,transparent,#000 70%);
  }

  .nav-toggle{display:flex}
  .nav{
    position:fixed;inset:0;z-index:-1;
    flex-direction:column;justify-content:center;align-items:flex-start;
    gap:var(--s-4);padding:calc(var(--header-h) + var(--s-4)) clamp(1.5rem,7vw,3rem) var(--s-5);
    background:linear-gradient(160deg,var(--teal-900),var(--teal-700));
    opacity:0;visibility:hidden;transform:translateX(100%);
    transition:transform .38s var(--ease),opacity .3s var(--ease),visibility .38s;
    overflow-y:auto;
  }
  .nav.is-open{opacity:1;visibility:visible;transform:translateX(0);z-index:1}
  .nav__list{flex-direction:column;align-items:flex-start;gap:var(--s-3);width:100%}
  .nav__link{font-size:1.32rem;font-weight:600;color:rgba(255,255,255,.9);padding:.3rem 0}
  .site-header.is-stuck .nav__link{color:rgba(255,255,255,.9)}
  .site-header.is-stuck .nav__link::after{background:var(--sand)}
  .nav__cta{width:100%;justify-content:center;padding-block:1rem}
  body.nav-open{overflow:hidden}
  /* Con el menú abierto el header es oscuro: la marca vuelve a blanco */
  body.nav-open .site-header.is-stuck{background:transparent;box-shadow:none;backdrop-filter:none;-webkit-backdrop-filter:none}
  body.nav-open .site-header .brand__text strong{color:#fff}
  body.nav-open .site-header .brand__text em{color:var(--sand)}

  .step::after{display:none}
}

@media (max-width:680px){
  :root{--header-h:64px}
  .hero__stats{grid-template-columns:1fr;gap:var(--s-3);text-align:left}
  .stat{display:flex;align-items:baseline;gap:.75rem}
  .stat__num{margin-bottom:0;min-width:3.4rem}
  .stat__label{max-width:none}
  .hero__actions .btn{width:100%}
  .section__title{max-width:none}
  .footer__grid{grid-template-columns:1fr}
  .footer__bottom{flex-direction:column;gap:.4rem}
  .client{width:158px;height:96px;padding:.7rem .9rem}
  .client img{max-height:54px}
  .wa-fab{height:52px;padding:0 14px}
  /* En una sola columna no hay nada que alinear entre tarjetas */
  .svc__title,.svc__promise{min-height:0}
}

/* ---------- 18. 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}
  /* El slider deja de animarse y pasa a ser desplazable a mano */
  .marquee{overflow-x:auto;-webkit-overflow-scrolling:touch}
  .marquee__row{animation:none}
  .marquee-controls{display:none}
}

/* ---------- 19. IMPRESIÓN ---------- */
@media print{
  .site-header,.wa-fab,.scroll-progress,.marquee-controls,.nav-toggle{display:none}
  .hero,.section--dark,.section--cta{background:#fff !important;color:#000 !important}
  .hero__title,.section__title{color:#000 !important}
  .svc__panel{grid-template-rows:1fr !important}
}