/* Certea · landing estática. Sin dependencias externas: tipografías autoalojadas (OFL), sin scripts. */
@font-face{font-family:"Sora";font-weight:600;font-style:normal;font-display:swap;src:url("fonts/Sora-SemiBold.woff2") format("woff2")}
@font-face{font-family:"Sora";font-weight:700;font-style:normal;font-display:swap;src:url("fonts/Sora-Bold.woff2") format("woff2")}
@font-face{font-family:"IBM Plex Sans";font-weight:400;font-style:normal;font-display:swap;src:url("fonts/IBMPlexSans-Regular.woff2") format("woff2")}
@font-face{font-family:"IBM Plex Sans";font-weight:500;font-style:normal;font-display:swap;src:url("fonts/IBMPlexSans-Medium.woff2") format("woff2")}
@font-face{font-family:"IBM Plex Sans";font-weight:600 700;font-style:normal;font-display:swap;src:url("fonts/IBMPlexSans-SemiBold.woff2") format("woff2")}

:root{
  --petroleo:#0B4F4A; --jade:#2A9474; --ambar:#F2A93B; --grafito:#18211F; --marfil:#F5F2EA;
  --blanco:#ffffff; --suave:#4a5552; --borde:#dcd7ca; --petroleo-2:#0e5c56;
  --radio:14px; --ancho:1120px;
  --titulos:"Sora","IBM Plex Sans",Arial,Helvetica,sans-serif;
  --texto:"IBM Plex Sans",Arial,Helvetica,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
body{margin:0;font-family:var(--texto);color:var(--grafito);background:var(--marfil);line-height:1.6;font-size:1.0625rem}
h1,h2,h3{font-family:var(--titulos);font-weight:600;line-height:1.2}
img,svg{max-width:100%;height:auto}
a{color:var(--petroleo)}
a:focus-visible,.btn:focus-visible{outline:3px solid var(--ambar);outline-offset:3px;border-radius:6px}
.container{width:min(100% - 2.5rem,var(--ancho));margin-inline:auto}
.skip{position:absolute;left:-999px;top:0;background:var(--ambar);color:var(--grafito);padding:.6rem 1rem;z-index:100;font-weight:600}
.skip:focus{left:1rem;top:1rem}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}

/* Header (Marfil + logo color, según manual) */
.site-header{background:var(--marfil);position:sticky;top:0;z-index:50;border-bottom:1px solid var(--borde)}
.site-header .container{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:68px;flex-wrap:wrap}
.logo{display:flex;align-items:center;padding:.4rem 0}
.logo img{height:40px;width:auto}
.nav{display:flex;gap:1.4rem;align-items:center;flex-wrap:wrap}
.nav a{color:var(--grafito);text-decoration:none;font-size:.95rem;font-weight:500}
.nav a:hover{color:var(--petroleo);text-decoration:underline}
.nav .lang{border:1px solid var(--petroleo);color:var(--petroleo);padding:.1rem .6rem;border-radius:999px;font-size:.85rem}

/* Botones: Ámbar con texto Grafito (8.2:1) */
.btn{display:inline-block;padding:.85rem 1.4rem;border-radius:10px;font-weight:600;text-decoration:none;border:2px solid transparent;transition:transform .15s ease,background .15s ease}
.btn:hover{transform:translateY(-1px)}
.btn-primario{background:var(--ambar);color:var(--grafito)}
.btn-primario:hover{background:#f5b955}
.btn-secundario{border-color:rgba(245,242,234,.7);color:var(--marfil)}
.btn-secundario:hover{background:rgba(245,242,234,.1)}
.btn-oscuro{background:var(--petroleo);color:var(--marfil)}
.btn-oscuro:hover{background:var(--petroleo-2)}

/* Hero */
.hero{background:var(--petroleo);color:var(--marfil);padding:5rem 0 4.5rem}
.hero .container{display:grid;grid-template-columns:1.3fr .9fr;gap:3rem;align-items:center}
.eyebrow{display:inline-block;color:var(--petroleo);font-weight:600;letter-spacing:.08em;text-transform:uppercase;font-size:.8rem;margin-bottom:.75rem}
.hero .eyebrow,.contacto .eyebrow{color:var(--ambar)}
.hero h1{font-size:clamp(2rem,4.2vw,3.1rem);margin:0 0 1rem;color:var(--marfil)}
.hero p.lead{font-size:1.15rem;color:#e3ebe8;max-width:38rem;margin:0 0 1.75rem}
.hero .acciones{display:flex;gap:.9rem;flex-wrap:wrap}
.hero-card{background:rgba(245,242,234,.07);border:1px solid rgba(245,242,234,.2);border-radius:var(--radio);padding:1.5rem}
.hero-card h2{font-size:1rem;margin:0 0 1rem;color:var(--marfil)}
.metricas{list-style:none;margin:0;padding:0;display:grid;gap:.7rem}
.metricas li{display:flex;align-items:center;gap:.8rem;color:#e3ebe8;font-size:.98rem}
.metricas .barra{flex:0 0 auto;width:10px;border-radius:3px;background:var(--ambar)}
.metricas li:nth-child(1) .barra{height:14px}.metricas li:nth-child(2) .barra{height:20px}
.metricas li:nth-child(3) .barra{height:26px}.metricas li:nth-child(4) .barra{height:32px}

/* Secciones */
section{padding:4.5rem 0}
.seccion-alt{background:var(--blanco)}
.titulo-seccion{max-width:46rem;margin-bottom:2.5rem}
.titulo-seccion h2,.kit h2{font-size:clamp(1.6rem,3vw,2.2rem);color:var(--petroleo);margin:.25rem 0 .75rem}
.titulo-seccion p{color:var(--suave);margin:0}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.card{background:var(--marfil);border:1px solid var(--borde);border-radius:var(--radio);padding:1.75rem;display:flex;flex-direction:column}
.card h3{color:var(--petroleo);margin:.25rem 0 .6rem;font-size:1.25rem}
.card p{color:var(--suave);margin:0 0 1rem}
.card ul{margin:0 0 1.25rem;padding-left:1.1rem}
.card ul li{margin-bottom:.35rem}
.card .btn{margin-top:auto;align-self:flex-start}
.card-destacada{border:2px solid var(--petroleo);background:var(--blanco);box-shadow:0 10px 30px rgba(11,79,74,.08)}
.etiqueta{display:inline-block;font-size:.75rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;padding:.2rem .6rem;border-radius:999px;background:var(--petroleo);color:var(--marfil);align-self:flex-start}
.etiqueta.pronto{background:var(--ambar);color:var(--grafito)}
.datos{display:flex;gap:1.5rem;flex-wrap:wrap;margin:0 0 1rem;padding:0}
.datos div{display:flex;flex-direction:column}
.datos dt{font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:var(--suave)}
.datos dd{margin:0;font-weight:600;color:var(--petroleo)}

/* Kit */
.kit{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center}
.kit-lista{list-style:none;padding:0;margin:0 0 1.75rem;display:grid;gap:.7rem}
.kit-lista li{padding-left:1.9rem;position:relative}
.kit-lista li::before{content:"";position:absolute;left:0;top:.3rem;width:1.15rem;height:1.15rem;background:url("check.svg") center/contain no-repeat}
.kit-mock{background:var(--petroleo);border-radius:var(--radio);padding:2rem;color:var(--marfil);aspect-ratio:3/4;max-width:340px;margin-inline:auto;display:flex;flex-direction:column;justify-content:flex-end;box-shadow:0 20px 40px rgba(11,79,74,.25);position:relative;overflow:hidden}
.kit-mock .marca{position:absolute;top:1.6rem;left:1.8rem;width:130px;height:auto}
.kit-mock strong{font-family:var(--titulos);font-weight:700;font-size:2.4rem;line-height:1}
.kit-mock strong em{font-style:normal;color:var(--ambar)}
.kit-mock span{color:#dfe7e4;font-size:.95rem;margin-top:.5rem}
.precio{font-size:1.1rem;font-weight:600;color:var(--petroleo);margin:0 0 1rem}
.nota{font-size:.88rem;color:var(--suave);margin-top:1rem}

/* Contacto */
.contacto{background:var(--grafito);color:var(--marfil);text-align:center}
.contacto h2{color:var(--marfil)}
.contacto p{color:#d9dedc}
.contacto .titulo-seccion{margin-inline:auto}
.contacto .email{font-size:1.3rem;font-weight:600;color:var(--ambar);display:inline-block;margin:.5rem 0 1rem}

/* Footer */
.site-footer{background:#101614;color:#c9cfcc;font-size:.92rem;padding:2.5rem 0 2rem}
.site-footer .container{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:1.5rem;align-items:start}
.pie-marca img{height:34px;width:auto}
.pie-marca p{margin:.6rem 0 0;color:#c9cfcc}
.pie-links,.redes{list-style:none;margin:0;padding:0;display:grid;gap:.4rem}
.site-footer a{color:var(--marfil)}
.site-footer a:hover{color:var(--ambar)}
.copy{grid-column:1/-1;border-top:1px solid rgba(245,242,234,.12);padding-top:1rem;margin:0;font-size:.85rem}

@media (max-width:900px){
  .hero .container,.kit{grid-template-columns:1fr}
  .grid-3{grid-template-columns:1fr}
  .hero{padding:3.5rem 0}
  section{padding:3.5rem 0}
  .kit-mock{max-width:260px}
  .site-footer .container{grid-template-columns:1fr 1fr}
  .pie-marca{grid-column:1/-1}
}
@media (max-width:560px){
  .nav a{display:none}
  .logo img{height:34px}
  .hero .acciones .btn{width:100%;text-align:center}
}

/* Formulario del diagnóstico gratis */
.hero-nota{margin:1rem 0 0;font-size:.92rem;color:#e3ebe8}
.form-lead{background:var(--blanco);border:2px solid var(--petroleo);border-radius:var(--radio);padding:1.5rem;margin-top:.5rem;display:grid;gap:.9rem;max-width:30rem}
.form-lead h3{margin:0;color:var(--petroleo);font-size:1.2rem}
.form-lead .obl{margin:-.4rem 0 0;font-size:.85rem;color:var(--suave)}
.campo{display:grid;gap:.3rem}
.campo label{font-weight:600;font-size:.95rem}
.campo input{font:inherit;padding:.7rem .8rem;border:1.5px solid #8c948f;border-radius:8px;background:var(--marfil);color:var(--grafito);width:100%}
.campo input:focus{outline:3px solid var(--ambar);outline-offset:1px;border-color:var(--petroleo)}
.campo input:user-invalid{border-color:#9E3B2A}
.priv{font-size:.82rem;color:var(--suave);margin:0}
.form-lead .btn{justify-self:start;cursor:pointer;font:inherit;font-weight:600}
.precio .etiqueta{font-size:.85rem}
/* Selector de idioma ES/PT (idioma.js) */
.lang-sel{display:inline-flex;border:1.5px solid var(--petroleo);border-radius:999px;overflow:hidden;flex:0 0 auto}
.lang-op{display:inline-grid;place-items:center;min-width:48px;min-height:48px;padding:0 .7rem;font:600 .9rem var(--texto);color:var(--petroleo);text-decoration:none;background:transparent}
.lang-op+.lang-op{border-left:1.5px solid var(--petroleo)}
.lang-op[aria-current="true"]{background:var(--petroleo);color:var(--marfil)}
.lang-op:hover{text-decoration:underline;text-underline-offset:3px}
.lang-op:focus-visible{outline:3px solid var(--ambar);outline-offset:-3px}
.site-header .container{flex-wrap:nowrap}
.site-header .logo{flex:0 1 auto;min-width:0}
.site-header .nav{margin-left:auto}