/* SIASENS — hoja de estilos compartida
   Cambiar marca = cambiar los hex de :root. Ningun componente usa un color directo. */

:root{
  /* roles de color */
  --bg:#0B0D12;          /* fondo general */
  --panel:#0F131B;       /* fondo alterno de seccion (ritmo) */
  --ink:#F1F3F6;         /* texto principal */
  --muted:#98A0AD;       /* texto secundario */
  --faint:#6C7686;       /* labels, metadatos */
  --rule:#222835;        /* filete 1px */
  --rule-soft:#191E28;   /* filete interno */
  --brand:#4D82FF;       /* color de marca / accion */
  --brand-deep:#1652F5;  /* variante para fondo claro */
  --alert:#FF5A5A;       /* solo excursiones de temperatura */
  --wa:#25D366;          /* verde WhatsApp, fijo */

  --serif:'Newsreader',Georgia,'Times New Roman',serif;
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,'SF Mono',monospace;

  --wrap:1120px;
  --gut:32px;
  --pad:64px;            /* padding vertical de seccion */
}

*{box-sizing:border-box}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--sans);font-size:16.5px;line-height:1.6;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
p{margin:0}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 var(--gut)}
.skip{position:absolute;left:-9999px}
.skip:focus{left:8px;top:8px;background:var(--brand);color:#fff;padding:8px 14px;z-index:99}

/* tipografia */
h1,h2{font-family:var(--serif);font-weight:400;letter-spacing:-.015em;line-height:1.1;margin:0}
h1{font-size:clamp(2.3rem,5vw,3.9rem)}
h2{font-size:clamp(1.6rem,3vw,2.3rem)}
h3{font-family:var(--sans);font-size:1rem;font-weight:500;margin:0}
em{font-style:italic;color:var(--brand)}
.lbl{font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--faint)}
.lead{font-size:1.05rem;color:var(--muted);max-width:54ch}
.muted{color:var(--muted)}

/* enlace flecha */
.arw{display:inline-flex;align-items:baseline;gap:.5em;font-size:.97rem;border-bottom:1px solid currentColor;padding-bottom:2px;transition:color .18s}
.arw:hover{color:var(--brand)}
.arw--big{font-family:var(--serif);font-size:1.3rem}

/* seccion: retícula de ficha tecnica */
.sec{border-top:1px solid var(--rule);padding:var(--pad) 0}
.sec--alt{background:var(--panel)}
.sec__in{display:grid;grid-template-columns:180px 1fr;gap:var(--gut)}
.sec__body{max-width:720px}
.sec__body>h2{margin-bottom:14px}

/* ---------- header ---------- */
.hdr{border-bottom:1px solid var(--rule);background:rgba(11,13,18,.92);backdrop-filter:blur(8px);position:sticky;top:0;z-index:50}
.hdr__in{display:flex;align-items:center;gap:32px;height:66px}
.brand{display:flex;align-items:center;gap:10px;margin-right:auto}
.brand__mark{width:24px;height:24px;color:var(--brand);flex:none}
.brand__name{font-weight:500;font-size:1.02rem;letter-spacing:.05em}
.nav{display:flex;gap:24px}
.nav a{font-size:.9rem;color:var(--muted);transition:color .18s}
.nav a:hover{color:var(--ink)}
.hdr .arw{font-size:.9rem}

/* ---------- hero ---------- */
.hero{padding:72px 0 0}
.hero h1{max-width:16ch}
.hero__row{display:grid;grid-template-columns:1fr auto;gap:var(--gut);align-items:end;margin-top:26px}
.hero__cta{margin-top:24px}

/* franja de datos 24h */
.strip{margin-top:52px;border-top:1px solid var(--rule)}
.strip__hd,.strip__ft{display:flex;justify-content:space-between;gap:16px}
.strip__hd{padding:12px 0 0}
.strip__ft{padding:0 0 12px}
.strip svg{display:block;width:100%;height:170px}

/* stats */
.stats{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gut);border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}
.stats li{padding:20px 0}
.stats b{display:block;font-family:var(--serif);font-size:1.7rem;font-weight:400;line-height:1;margin-bottom:6px}
.stats span{font-size:.83rem;color:var(--muted);line-height:1.4;display:block}

/* declaracion */
.stmt{border-top:1px solid var(--rule);padding:var(--pad) 0}
.stmt__in{display:grid;grid-template-columns:180px 1fr;gap:var(--gut)}
.stmt p{font-family:var(--serif);font-size:clamp(1.2rem,2.3vw,1.8rem);line-height:1.4;max-width:25ch}

/* pasos */
.steps{list-style:none;margin:26px 0 0;padding:0}
.step{display:grid;grid-template-columns:44px 1fr;gap:16px;padding:20px 0;border-top:1px solid var(--rule-soft)}
.step:first-child{border-top:0;padding-top:0}
.step:last-child{padding-bottom:0}
.step__n{font-family:var(--mono);font-size:.76rem;color:var(--brand);padding-top:3px}
.step h3{margin-bottom:4px}
.step p{color:var(--muted);font-size:.95rem}

/* specs */
.specs{list-style:none;margin:32px 0 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gut);border-top:1px solid var(--rule)}
.specs li{padding-top:14px}
.specs b{display:block;font-family:var(--mono);font-size:.98rem;font-weight:500;margin-bottom:3px}
.specs span{font-size:.85rem;color:var(--muted);line-height:1.4;display:block}

/* variables medidas */
.vars{list-style:none;margin:26px 0 0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:0 var(--gut)}
.vars li{padding:16px 0;border-top:1px solid var(--rule-soft)}
.vars b{display:block;font-weight:500;margin-bottom:2px}
.vars span{color:var(--muted);font-size:.92rem}

/* tus datos */
.rlist{list-style:none;margin:22px 0 30px;padding:0}
.rlist li{padding:11px 0;border-top:1px solid var(--rule-soft);color:var(--muted);font-size:.95rem}
.rlist li:first-child{border-top:0}

/* reporte — paleta clara propia */
.paper{
  --ink:#14161A;--muted:#6B7280;--faint:#9A9EA6;
  background:#fff;color:var(--ink);border:1px solid #E2E2DD;border-radius:3px;
  padding:24px 26px 26px;font-size:.78rem;line-height:1.48;
  box-shadow:0 20px 50px -26px rgba(0,0,0,.75);
}
.paper__hd{display:flex;align-items:flex-start;justify-content:space-between;gap:20px}
.paper__title{font-family:var(--serif);font-weight:400;font-size:1.5rem;letter-spacing:-.02em;margin:0}
.paper__brand{display:flex;align-items:center;gap:7px;flex:none}
.paper__brand svg{width:18px;height:18px;color:var(--brand-deep)}
.paper__brand b{font-weight:500;font-size:.88rem;letter-spacing:.05em}
.paper__line{display:flex;flex-wrap:wrap;justify-content:space-between;gap:4px 20px;margin-top:10px;font-family:var(--mono);font-size:.61rem;color:var(--faint)}
.paper__box{border:1px dashed #C3C7CE;border-radius:3px;padding:15px;margin-top:12px}
.pgrid{display:grid;grid-template-columns:1.08fr 1fr;gap:20px}
.pblock h4{margin:0 0 6px;font-family:var(--mono);font-size:.62rem;font-weight:500;letter-spacing:.1em;text-transform:uppercase;color:var(--brand-deep)}
.pblock+.pblock{margin-top:13px}
.pbox{background:#F7F8FA;border:1px solid #E7E9EE;border-radius:3px;padding:10px 12px}
.prow{display:flex;justify-content:space-between;gap:14px;padding:1px 0}
.prow span{color:var(--muted)}
.prow b{font-weight:500;font-family:var(--mono);font-size:.73rem}
.palarm{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:12px;padding-top:10px;border-top:1px solid #E7E9EE}
.palarm div{min-width:68px}
.palarm span{display:block;font-family:var(--mono);font-size:.55rem;letter-spacing:.08em;text-transform:uppercase;color:var(--faint)}
.palarm b{font-weight:500;font-family:var(--mono);font-size:.73rem}
.red{color:#C8102E}
.plegend{display:flex;align-items:center;gap:15px;margin:12px 0 2px;font-family:var(--mono);font-size:.61rem;color:var(--muted)}
.plegend i{display:inline-block;width:19px;height:2px;background:#14161A;margin-right:6px;vertical-align:middle}
.plegend i.a{background:#C8102E}

/* socios */
.team{list-style:none;margin:26px 0 0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gut)}
.mate__ph{aspect-ratio:4/5;background:var(--panel);position:relative;overflow:hidden;border-radius:2px}
.mate__ph img{width:100%;height:100%;object-fit:cover;object-position:center 20%;filter:grayscale(1) contrast(1.08) brightness(.92)}
.mate__ini{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-family:var(--serif);font-size:2.2rem;color:var(--faint)}
.mate h3{margin:13px 0 2px}
.mate p{font-family:var(--mono);font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;color:var(--faint)}

/* FAQ — nativo, cero JS */
.faq{margin-top:24px}
.faq details{border-top:1px solid var(--rule-soft)}
.faq details:first-of-type{border-top:0}
.faq summary{
  list-style:none;cursor:pointer;padding:16px 34px 16px 0;position:relative;
  font-weight:500;font-size:.98rem;transition:color .18s;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:var(--brand)}
.faq summary::after{
  content:"";position:absolute;right:6px;top:22px;width:8px;height:8px;
  border-right:1.5px solid var(--faint);border-bottom:1.5px solid var(--faint);
  transform:rotate(45deg);transition:transform .2s;
}
.faq details[open] summary::after{transform:rotate(-135deg)}
.faq details p{color:var(--muted);font-size:.95rem;padding:0 30px 18px 0;margin-top:-4px}

/* formulario */
.form{display:grid;gap:14px;max-width:520px;margin-top:26px}
.field label{display:block;font-family:var(--mono);font-size:.66rem;letter-spacing:.11em;text-transform:uppercase;color:var(--faint);margin-bottom:6px}
.field input,.field select{
  width:100%;background:transparent;color:var(--ink);
  border:0;border-bottom:1px solid var(--rule);border-radius:0;
  padding:9px 0;font-family:var(--sans);font-size:1rem;transition:border-color .18s;
}
.field input:focus,.field select:focus{outline:none;border-color:var(--brand)}
.field select option{background:var(--panel);color:var(--ink)}
.btn{
  justify-self:start;display:inline-flex;align-items:center;gap:9px;margin-top:8px;
  background:var(--wa);color:#fff;border:0;border-radius:999px;
  padding:13px 24px;font-family:var(--sans);font-size:.95rem;font-weight:500;
  cursor:pointer;transition:transform .18s,filter .18s;
}
.btn:hover{transform:translateY(-1px);filter:brightness(1.06)}
.btn svg{width:18px;height:18px}
.form__note{font-size:.83rem;color:var(--faint);max-width:46ch}
.form__note a{border-bottom:1px solid var(--rule)}
.form__note a:hover{color:var(--ink)}

/* datos de contacto */
.cdata{list-style:none;margin:0;padding:0}
.cdata li{padding:13px 0;border-top:1px solid var(--rule-soft)}
.cdata li:first-child{border-top:0}
.cdata b{display:block;font-family:var(--mono);font-size:.66rem;letter-spacing:.11em;text-transform:uppercase;color:var(--faint);margin-bottom:3px}
.cdata a:hover{color:var(--brand)}
.contact{display:grid;grid-template-columns:1fr 300px;gap:var(--gut)}

/* footer */
.ft{border-top:1px solid var(--rule);padding:38px 0 26px;font-size:.88rem;color:var(--muted)}
.ft__cols{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:var(--gut)}
.ft h4{font-family:var(--mono);font-size:.66rem;letter-spacing:.11em;text-transform:uppercase;color:var(--faint);margin:0 0 12px;font-weight:500}
.ft ul{list-style:none;margin:0;padding:0}
.ft li{padding:3px 0}
.ft a:hover{color:var(--ink)}
.ft__brand{display:flex;align-items:center;gap:9px;margin-bottom:12px}
.ft__brand svg{width:20px;height:20px;color:var(--brand)}
.ft__brand b{font-weight:500;letter-spacing:.05em;color:var(--ink)}
.ft__bottom{margin-top:30px;padding-top:18px;border-top:1px solid var(--rule-soft);display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;font-size:.82rem;color:var(--faint)}

/* whatsapp flotante */
.wa{position:fixed;right:20px;bottom:20px;z-index:60;height:50px;padding:0 15px;border-radius:999px;background:var(--wa);display:flex;align-items:center;gap:0;box-shadow:0 6px 20px -6px rgba(0,0,0,.7);transition:gap .2s,padding .2s}
.wa svg{width:26px;height:26px;color:#fff;flex:none}
.wa span{color:#fff;font-size:.92rem;font-weight:500;max-width:0;overflow:hidden;white-space:nowrap;transition:max-width .25s}
.wa:hover{gap:9px;padding:0 20px 0 15px}
.wa:hover span{max-width:150px}

/* pagina interior (politica) */
.doc{padding:52px 0 var(--pad);max-width:720px}
.doc h1{font-size:clamp(1.9rem,4vw,2.8rem);margin-bottom:8px}
.doc h2{font-size:1.25rem;margin:34px 0 10px}
.doc p,.doc li{color:var(--muted);font-size:.97rem}
.doc ul{padding-left:20px}
.doc li{padding:3px 0}

/* responsive — 900px es el unico breakpoint de layout */
@media (max-width:900px){
  :root{--gut:22px;--pad:48px}
  .sec__in,.stmt__in,.contact{grid-template-columns:1fr;gap:20px}
  .hero__row{grid-template-columns:1fr;align-items:start;gap:18px}
  .stats,.specs{grid-template-columns:1fr 1fr;gap:0 22px}
  .team{grid-template-columns:1fr;max-width:320px}
  .ft__cols{grid-template-columns:1fr;gap:26px}
  .nav{display:none}
  .hero{padding-top:52px}
  .strip svg{height:130px}
}
@media (max-width:560px){
  body{font-size:16px}
  .vars{grid-template-columns:1fr}
  .pgrid{grid-template-columns:1fr}
  .hdr .arw{display:none}
  .wa span{display:none}
  .wa{padding:0;width:50px;justify-content:center}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px}