/* Nuviasoft · estilos. Sin JavaScript, sin servicios externos. */
@font-face{font-family:"Bricolage Grotesque";src:url("../fonts/bricolage-grotesque-latin-wght-normal.woff2") format("woff2");font-weight:200 800;font-style:normal;font-display:swap}
@font-face{font-family:"Inter";src:url("../fonts/inter-latin-wght-normal.woff2") format("woff2");font-weight:100 900;font-style:normal;font-display:swap}

:root{
  --navy:#0F2A5C;--teal:#14B8A6;--sky:#EAF4FF;--carbon:#1F2937;--white:#fff;
  --ocean:#176C8F;--teal-txt:#0F766E;--line:#d6e2f2;--muted:#4b5a73;
  --font-title:"Bricolage Grotesque",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-body:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --radius:20px;--wrap:1120px;--header:72px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header) + 16px);-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{margin:0;font-family:var(--font-body);font-size:17px;line-height:1.65;color:var(--carbon);background:#fff}
img,svg{display:block;max-width:100%}
a{color:inherit}
h1,h2,h3,h4{font-family:var(--font-title);color:var(--navy);line-height:1.1;letter-spacing:-.02em;margin:0 0 .5em}
h2{font-size:clamp(28px,4vw,42px);font-weight:800}
h3{font-size:21px;font-weight:700;letter-spacing:-.01em}
p{margin:0 0 1em}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-999px;top:8px;background:var(--teal);color:var(--navy);padding:10px 16px;border-radius:10px;font-weight:600;z-index:100}
.skip:focus{left:8px}
:focus-visible{outline:3px solid var(--teal);outline-offset:3px;border-radius:6px}

/* marcador visible para datos que faltan */
.pendiente{background:#fff3b0;color:#5a4300;border:1px dashed #b38600;border-radius:6px;padding:1px 6px;font-weight:600;font-size:.92em;text-decoration:none}

/* ---------- cabecera ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(15,42,92,.94);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.08)}
.hbar{display:flex;align-items:center;justify-content:space-between;gap:20px;height:var(--header)}
.brand img{height:40px;width:auto}
.nav-d{display:flex;gap:26px;list-style:none;margin:0;padding:0;font-size:15px;font-weight:500}
.nav-d a{color:#d3e2f7;text-decoration:none;padding:8px 2px}
.nav-d a:hover{color:#fff}
.hactions{display:flex;align-items:center;gap:12px}
.menu{display:none;position:relative}
.menu summary{list-style:none;cursor:pointer;color:#fff;font-weight:600;font-size:15px;padding:10px 14px;border:1px solid rgba(255,255,255,.35);border-radius:999px}
.menu summary::-webkit-details-marker{display:none}
.menu nav{position:absolute;right:0;top:54px;background:var(--navy);border:1px solid rgba(255,255,255,.15);border-radius:16px;padding:10px;min-width:230px;box-shadow:0 20px 40px -10px rgba(0,0,0,.5)}
.menu nav a{display:block;color:#e6f0ff;text-decoration:none;padding:12px 14px;border-radius:10px;font-weight:500}
.menu nav a:hover{background:rgba(255,255,255,.08)}

/* ---------- botones ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:12px 26px;border-radius:999px;font-family:var(--font-body);font-weight:600;font-size:16px;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease}
.btn:hover{transform:translateY(-1px)}
.btn-p{background:var(--teal);color:var(--navy);box-shadow:0 10px 30px -12px rgba(20,184,166,.9)}
.btn-g{border-color:rgba(255,255,255,.45);color:#fff}
.btn-d{background:var(--navy);color:#fff}
.btn-o{border-color:var(--navy);color:var(--navy)}
.btn-s{min-height:42px;padding:8px 18px;font-size:15px}

/* ---------- portada ---------- */
section.hero{padding:0}
.hero{position:relative;overflow:hidden;color:#fff;background:radial-gradient(900px 520px at 85% 35%,rgba(20,184,166,.22),transparent 60%),linear-gradient(135deg,#0F2A5C 0%,#0b2149 100%)}
.hero::before{content:"";position:absolute;inset:0;background:url("../img/patron-vias-nodos-oscuro.svg") center/cover no-repeat;-webkit-mask-image:linear-gradient(90deg,transparent 16%,#000 78%);mask-image:linear-gradient(90deg,transparent 16%,#000 78%);pointer-events:none}
.hgrid{position:relative;display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.2fr);gap:36px;align-items:center;padding:64px 0 88px}
.badge{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:#c4f5ee;background:rgba(20,184,166,.14);border:1px solid rgba(20,184,166,.5);padding:7px 15px;border-radius:999px}
.badge i{width:8px;height:8px;border-radius:50%;background:var(--teal);display:block}
.hero h1{color:#fff;font-size:clamp(34px,4.3vw,54px);font-weight:800;letter-spacing:-.03em;line-height:1.05;margin:20px 0 18px}
.hero h1 em{font-style:normal;background:linear-gradient(100deg,#fff 0%,#7ff0e1 60%,#14B8A6 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .sub{font-size:19px;color:#d3e2f7;max-width:480px;margin-bottom:28px}
.btns{display:flex;gap:12px;flex-wrap:wrap}
.mini{display:flex;gap:10px 22px;flex-wrap:wrap;list-style:none;margin:28px 0 0;padding:0;font-size:15px;color:#b5cbe8}
.mini li::before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--teal);margin-right:9px;vertical-align:middle}

/* ventana de producto (ilustración) */
.stage{position:relative;min-width:0;padding-bottom:64px}
.app{background:#fff;border-radius:18px;overflow:hidden;box-shadow:0 40px 80px -30px rgba(0,0,0,.6),0 0 0 1px rgba(255,255,255,.12);color:var(--carbon);font-size:13px;line-height:1.45}
.app-top{display:flex;gap:6px;align-items:center;padding:11px 14px;background:#f1f5fb;border-bottom:1px solid var(--line)}
.app-top i{width:10px;height:10px;border-radius:50%;background:#cbd7e8;display:block}
.app-top span{margin-left:10px;font-size:12px;color:var(--muted);font-weight:500}
.app-body{display:grid;grid-template-columns:58px minmax(0,1fr) 180px;min-height:360px}
.side{background:var(--navy);padding:14px 0;display:flex;flex-direction:column;align-items:center;gap:10px}
.side img{width:30px;margin-bottom:10px}
.side i{width:34px;height:34px;border-radius:10px;background:rgba(255,255,255,.07);display:block;position:relative}
.side i::after{content:"";position:absolute;inset:11px;border-radius:4px;background:#3b5a93}
.side i.on{background:rgba(20,184,166,.25)}.side i.on::after{background:var(--teal)}
.main{padding:16px 18px}
.mh{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.mh b{font-family:var(--font-title);font-size:19px;color:var(--navy);font-weight:800}
.pill{font-size:11.5px;font-weight:600;background:var(--sky);color:var(--navy);padding:4px 10px;border-radius:999px}
.tabs{display:flex;gap:14px;border-bottom:1px solid var(--line);margin-bottom:6px;font-size:12.5px;color:var(--muted)}
.tabs span{padding:6px 0}.tabs .on{color:var(--navy);font-weight:600;border-bottom:2px solid var(--teal)}
.row{display:flex;align-items:center;gap:11px;padding:10px 6px;border-bottom:1px solid #edf2f9;border-radius:10px}
.row.sel{background:var(--sky)}
.av{width:32px;height:32px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:12px;flex:none}
.av.a{background:#d9f5ef;color:#0b5f56}.av.b{background:#e0e8fb;color:#1c3f8f}.av.c{background:#fdeccf;color:#7a4b00}
.tx{flex:1;min-width:0}.tx b{display:block;color:var(--navy);font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tx small{color:var(--muted);font-size:12px}
.st{font-size:11px;font-weight:600;padding:3px 9px;border-radius:999px;white-space:nowrap}
.st.n{background:var(--teal);color:var(--navy)}.st.r{background:#fff1cf;color:#7a5200}.st.ok{background:#e6edf7;color:#41536f}
.detail{background:#f7faff;border-left:1px solid var(--line);padding:14px;display:flex;flex-direction:column;gap:9px}
.detail b{font-family:var(--font-title);font-size:15px;color:var(--navy)}
.detail small{color:var(--muted);font-size:11.5px}
.bub{border-radius:12px;padding:8px 11px;font-size:12px;line-height:1.4;max-width:94%}
.bub.in{background:#fff;border:1px solid var(--line);align-self:flex-start}
.bub.out{background:#d9f5ef;color:#0b4f48;align-self:flex-end}
.act{margin-top:auto;display:flex;gap:6px}
.act span{flex:1;text-align:center;font-weight:600;font-size:12px;padding:8px 4px;border-radius:9px}
.act .y{background:var(--navy);color:#fff}.act .z{background:#fff;border:1px solid var(--line);color:var(--navy)}
.float{position:absolute;left:-46px;bottom:-14px;background:#fff;color:var(--carbon);border-radius:16px;padding:13px 16px;width:236px;box-shadow:0 24px 50px -20px rgba(0,0,0,.55);font-size:12.5px;line-height:1.4}
.float b{font-family:var(--font-title);color:var(--navy);font-size:14px;display:block}
.bar{height:8px;border-radius:99px;background:#e3ebf6;margin:8px 0 5px;overflow:hidden}
.bar i{display:block;height:100%;width:88%;background:linear-gradient(90deg,#176C8F,#14B8A6)}
.example{position:absolute;right:6px;bottom:30px;font-size:12px;color:#a9bfdc}

/* ---------- secciones ---------- */
section{padding:84px 0}
.eyebrow{display:inline-block;color:var(--teal-txt);font-weight:700;letter-spacing:.1em;text-transform:uppercase;font-size:13px;margin-bottom:12px}
.lead{font-size:19px;color:var(--muted);max-width:680px}
.sec-sky{background:var(--sky)}
.sec-sky.pat{position:relative;overflow:hidden}
.sec-sky.pat::before{content:"";position:absolute;inset:0;background:url("../img/patron-vias-nodos-claro.svg") center/cover no-repeat;opacity:.5;-webkit-mask-image:radial-gradient(ellipse 70% 60% at 50% 50%,transparent 35%,#000 100%);mask-image:radial-gradient(ellipse 70% 60% at 50% 50%,transparent 35%,#000 100%);pointer-events:none}
.sec-sky.pat>.wrap{position:relative}

.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:40px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:box-shadow .2s ease,transform .2s ease}
.card:hover{box-shadow:0 24px 50px -28px rgba(15,42,92,.45);transform:translateY(-2px)}
.ico{width:64px;height:64px;border-radius:18px;background:var(--sky);padding:12px;margin-bottom:18px}
.ico img{width:100%;height:100%}
.card h3{margin-bottom:.4em}
.card p{color:var(--muted);margin:0;font-size:16px}
.note-line{margin-top:30px;padding:20px 24px;border-radius:var(--radius);background:var(--sky);display:flex;gap:16px 28px;flex-wrap:wrap;align-items:center;justify-content:space-between}
.note-line p{margin:0;color:var(--navy);font-weight:500}

.two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:36px}
.who{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px}
.who h3{font-size:24px}
.who p{color:var(--muted);margin:0}

/* plataforma escolar */
.school{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px;align-items:center}
.tagpill{display:inline-flex;align-items:center;gap:8px;background:#fff;color:var(--navy);font-weight:700;font-size:14px;padding:7px 15px;border-radius:999px;border:1px solid var(--teal)}
.tagpill i{width:8px;height:8px;border-radius:50%;background:var(--teal);display:block}
.feat{list-style:none;margin:26px 0;padding:0;display:grid;gap:14px}
.feat li{display:grid;grid-template-columns:28px 1fr;gap:12px;align-items:start}
.feat li::before{content:"";width:12px;height:12px;border-radius:50%;background:var(--teal);margin:8px 0 0 6px;box-shadow:0 0 0 5px rgba(20,184,166,.18)}
.feat b{color:var(--navy)}
.small-note{font-size:15px;color:var(--muted)}
.mock{position:relative;background:linear-gradient(135deg,#0F2A5C,#0b2149);border-radius:26px;padding:28px;overflow:hidden}
.mock::before{content:"";position:absolute;inset:0;background:url("../img/patron-vias-nodos-oscuro.svg") center/cover;opacity:.7;pointer-events:none}
.mock>*{position:relative}
.chat{background:#fff;border-radius:18px;padding:16px;display:grid;gap:10px;font-size:14px;line-height:1.45;box-shadow:0 30px 60px -30px rgba(0,0,0,.6)}
.chat .hd{display:flex;align-items:center;gap:10px;padding-bottom:10px;border-bottom:1px solid var(--line);font-weight:600;color:var(--navy)}
.chat .hd span{width:32px;height:32px;border-radius:10px;background:var(--navy);display:block;padding:5px}
.chat .hd img{width:100%}
.chat .bub{font-size:14px;padding:10px 13px}
.circ{background:#fff;border-radius:16px;padding:16px 18px;margin-top:14px;max-width:290px;margin-left:auto;box-shadow:0 30px 60px -30px rgba(0,0,0,.6);font-size:14px;line-height:1.45}
.circ b{font-family:var(--font-title);color:var(--navy);display:block;font-size:16px}
.circ .bar{margin:10px 0 6px}
.mock .ex{display:block;text-align:center;color:#a9bfdc;font-size:12.5px;margin-top:14px}

/* cómo trabajamos */
.steps{list-style:none;counter-reset:s;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;margin:40px 0 0;padding:0;position:relative}
.steps li{counter-increment:s;position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px}
.steps li::before{content:counter(s);display:flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,#0F2A5C,#176C8F 60%,#14B8A6);color:#fff;font-family:var(--font-title);font-weight:800;font-size:19px;margin-bottom:16px}
.steps h3{font-size:19px}
.steps p{margin:0;color:var(--muted);font-size:15.5px}

.about{display:grid;grid-template-columns:auto minmax(0,1fr);gap:28px;align-items:center;background:var(--navy);color:#d3e2f7;border-radius:var(--radius);padding:34px;margin-top:40px;position:relative;overflow:hidden}
.about::before{content:"";position:absolute;inset:0;background:url("../img/patron-vias-nodos-oscuro.svg") center/cover;opacity:.5;pointer-events:none}
.about>*{position:relative}
.about img{width:84px;height:84px}
.about h3{color:#fff;font-size:24px}
.about p{margin:0}

/* preguntas */
.faq{max-width:820px;margin:36px auto 0;display:grid;gap:12px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:16px;padding:0}
.faq summary{cursor:pointer;list-style:none;padding:18px 54px 18px 22px;font-family:var(--font-title);font-weight:700;font-size:19px;color:var(--navy);position:relative;letter-spacing:-.01em}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);width:28px;height:28px;border-radius:50%;background:var(--sky);color:var(--navy);display:flex;align-items:center;justify-content:center;font-size:20px;line-height:1}
.faq details[open] summary::after{content:"\2212";background:var(--teal)}
.faq details p{margin:0;padding:0 22px 20px;color:var(--muted)}

/* contacto */
.contact{position:relative;overflow:hidden;color:#fff;background:linear-gradient(135deg,#0F2A5C 0%,#0b2149 100%)}
.contact::before{content:"";position:absolute;inset:0;background:url("../img/patron-vias-nodos-oscuro.svg") center/cover;opacity:.6;-webkit-mask-image:radial-gradient(ellipse 60% 55% at 50% 50%,transparent 30%,#000 100%);mask-image:radial-gradient(ellipse 60% 55% at 50% 50%,transparent 30%,#000 100%);pointer-events:none}
.contact .wrap{position:relative;text-align:center}
.contact h2{color:#fff}
.contact .lead{color:#d3e2f7;margin:0 auto 30px}
.contact .btns{justify-content:center}
.cdata{margin:30px auto 0;display:flex;gap:10px 34px;justify-content:center;flex-wrap:wrap;list-style:none;padding:0;color:#d3e2f7;font-size:17px}
.cdata a{color:#fff;font-weight:600;text-underline-offset:4px}

/* pie */
.site-footer{background:#091d40;color:#b5cbe8;padding:54px 0 34px;font-size:15px}
.fgrid{display:grid;grid-template-columns:1.1fr 1fr;gap:44px}
.site-footer .brand img{height:38px}
.site-footer h4{color:#fff;font-size:16px;margin:0 0 10px}
.site-footer ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px 20px}
.site-footer a{color:#d3e2f7}
.legal{margin-top:34px;padding-top:26px;border-top:1px solid rgba(255,255,255,.12);font-size:14px;line-height:1.6;color:#a9bfdc}
.legal strong{color:#fff}
.copy{margin-top:20px;font-size:13.5px;color:#8ba3c6}

/* ---------- responsive ---------- */
@media (max-width:1040px){
  .nav-d{display:none}.menu{display:block}
  .hgrid{grid-template-columns:minmax(0,1fr);padding:56px 0 60px}
  .float{display:none}
  .stage{padding-bottom:0}
  .example{position:static;display:block;text-align:right;margin-top:10px}
  .grid3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .school{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:720px){
  body{font-size:16.5px}
  section{padding:60px 0}
  .wrap{padding:0 18px}
  .hactions .btn{display:none}
  .grid3,.two,.steps{grid-template-columns:minmax(0,1fr)}
  .app-body{grid-template-columns:48px minmax(0,1fr)}
  .detail{display:none}
  .hero::before{opacity:.5;-webkit-mask-image:linear-gradient(180deg,transparent 45%,#000 95%);mask-image:linear-gradient(180deg,transparent 45%,#000 95%)}
  .about{grid-template-columns:minmax(0,1fr);text-align:left}
  .fgrid{grid-template-columns:minmax(0,1fr)}
  .btns .btn{width:100%}
}

/* ---------- página de política de datos ---------- */
.doc{max-width:820px;margin:0 auto;padding:56px 24px 80px}
.doc h1{font-size:clamp(30px,4.6vw,44px);font-weight:800;margin-bottom:.3em}
.doc h2{font-size:22px;font-weight:700;margin:2em 0 .5em;letter-spacing:-.01em}
.doc .meta{color:var(--muted);font-size:15px;margin-bottom:1.6em}
.doc ul{padding-left:1.2em;margin:0 0 1em}
.doc li{margin-bottom:.5em}
.doc a{color:var(--teal-txt);text-underline-offset:3px}
.doc a.btn{color:#fff;text-decoration:none}
@media (max-width:720px){.doc{padding:40px 18px 60px}}