/* ============================================================
   Hub. Education — hub.education
   Hoja de estilos principal. Tema claro, mismo ADN de marca.
============================================================ */

:root{
  --paper:#F7F5F1; --paper2:#FFFFFF; --panel:#FFFFFF;
  --ink:#17181B; --body:#3B3E44; --muted:#5D6067; --dim:#8B8E94;
  --line:#E7E4DD; --line2:#D9D5CC;
  --orange:#F4511E; --orange-deep:#D8420F; --orange-tint:#FDEDE6;
  --dark:#0C0D0F; --dark2:#121316;
  --display:'Space Grotesk','Segoe UI',Roboto,Arial,sans-serif;
  --mono:'IBM Plex Mono',Consolas,Menlo,monospace;
  --sans:'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  --r:22px;
  --shadow:0 10px 34px rgba(23,24,27,.08);
  --shadow-lg:0 24px 60px rgba(23,24,27,.14);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--paper);color:var(--body);font-family:var(--sans);font-size:16.5px;line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden;
  background-image:radial-gradient(circle at 1.2px 1.2px,#E4E0D8 1.1px,transparent 0);background-size:26px 26px}
::selection{background:var(--orange);color:#fff}
::-webkit-scrollbar{width:10px}
::-webkit-scrollbar-track{background:var(--paper)}
::-webkit-scrollbar-thumb{background:var(--line2);border-radius:8px}
::-webkit-scrollbar-thumb:hover{background:var(--orange)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
:focus-visible{outline:2px solid var(--orange);outline-offset:3px;border-radius:6px}
.container{max-width:1200px;margin:0 auto;padding:0 28px}
section{padding:104px 0;scroll-margin-top:84px}

/* ===== Barra de progreso ===== */
#progress{position:fixed;top:0;left:0;height:2.5px;width:0;background:linear-gradient(90deg,var(--orange),#FF8A5C);z-index:99}

/* ===== Marca ===== */
.logo{display:inline-flex;align-items:baseline;gap:2px;font-family:var(--display);font-weight:700;font-size:1.6rem;color:var(--ink);letter-spacing:-.5px;line-height:1}
.logo .pt{width:.4em;height:.4em;background:var(--orange);border-radius:50%;transform:translateY(-.04em)}
.logo small{font-family:var(--mono);font-size:.62rem;letter-spacing:.24em;color:var(--dim);margin-left:10px;text-transform:uppercase;transform:translateY(-2px)}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);font-size:.76rem;letter-spacing:.26em;color:var(--orange-deep);text-transform:uppercase}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--orange);flex:none}
h2{font-family:var(--display);font-weight:700;color:var(--ink);font-size:clamp(2rem,4.4vw,3.1rem);line-height:1.06;letter-spacing:-1.2px;margin:16px 0 14px}
.lead{max-width:640px;color:var(--muted);font-size:1.06rem}
h2 i,.naranja{font-style:normal;color:var(--orange)}

/* ===== Header ===== */
header{position:fixed;top:0;left:0;right:0;z-index:90;background:rgba(247,245,241,.86);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid transparent;transition:border-color .3s}
header.scrolled{border-color:var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.nav ul{display:flex;gap:28px;list-style:none}
.nav ul a{font-size:.92rem;color:var(--muted);transition:color .2s}
.nav ul a:hover{color:var(--ink)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-family:var(--display);font-weight:700;font-size:.98rem;padding:14px 28px;border-radius:999px;border:1px solid transparent;cursor:pointer;transition:transform .18s,box-shadow .25s,border-color .2s,color .2s;position:relative;overflow:hidden}
.btn-primary{background:var(--orange);color:#fff}
.btn-primary::after{content:"";position:absolute;inset:0;background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.4) 50%,transparent 70%);transform:translateX(-120%);transition:transform .55s}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(244,81,30,.38)}
.btn-primary:hover::after{transform:translateX(120%)}
.btn-ghost{border-color:var(--line2);color:var(--ink);background:var(--paper2)}
.btn-ghost:hover{border-color:var(--orange);color:var(--orange-deep)}
.btn-sm{padding:11px 20px;font-size:.88rem}
.burger{display:none;background:var(--paper2);border:1px solid var(--line2);border-radius:10px;color:var(--ink);font-size:1.1rem;padding:6px 13px;cursor:pointer}

/* ===== Hero ===== */
.hero{padding:168px 0 96px;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;top:-280px;right:-240px;width:780px;height:780px;border-radius:50%;background:radial-gradient(circle,rgba(244,81,30,.13),transparent 65%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:56px;align-items:center;position:relative;z-index:1}
.hero h1{font-family:var(--display);font-weight:700;color:var(--ink);font-size:clamp(2.7rem,6.4vw,4.9rem);line-height:1;letter-spacing:-2.4px;margin:20px 0 24px}
.hero h1 i{font-style:normal;color:var(--orange)}
.hero h1 .dotend{display:inline-block;width:.2em;height:.2em;background:var(--orange);border-radius:50%;margin-left:.05em;animation:pulse 2.6s ease-in-out infinite}
@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.3)}}
.hero p{max-width:540px;color:var(--muted);font-size:1.1rem}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin:32px 0 0}
.stats{display:flex;margin-top:52px;border-top:1px solid var(--line)}
.stat{padding:24px 40px 0 0;margin-right:40px;border-right:1px solid var(--line)}
.stat:last-child{border-right:none;margin-right:0}
.stat b{display:block;font-family:var(--display);font-weight:700;font-size:2.4rem;color:var(--ink);line-height:1;letter-spacing:-1px}
.stat b i{font-style:normal;color:var(--orange)}
.stat span{font-size:.83rem;color:var(--dim)}

/* Visual del hero: foto + credencial flotante */
.hero-visual{position:relative;min-height:520px}
.hv-photo{position:absolute;inset:0 0 40px 40px;border-radius:28px;overflow:hidden;box-shadow:var(--shadow-lg);border:1px solid var(--line)}
.hv-photo img{width:100%;height:100%;object-fit:cover}
.hv-photo::after{content:"";position:absolute;inset:0;background:linear-gradient(200deg,transparent 55%,rgba(244,81,30,.16))}
.cred{position:absolute;left:0;bottom:0;width:min(320px,78%);background:var(--dark);border-radius:20px;padding:24px 26px;box-shadow:0 26px 60px rgba(23,24,27,.35);color:#C9CDD4;animation:floaty 5.5s ease-in-out infinite}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
.cred .clogo{display:flex;align-items:baseline;gap:2px;font-family:var(--display);font-weight:700;font-size:1.15rem;color:#fff}
.cred .clogo .pt{width:.4em;height:.4em;background:var(--orange);border-radius:50%}
.cred .ctag{font-family:var(--mono);font-size:.6rem;letter-spacing:.26em;color:#6E747C;text-transform:uppercase;margin:2px 0 16px}
.cred .cname{font-family:var(--display);font-weight:700;color:#fff;font-size:1.05rem;min-height:2.7em;line-height:1.35}
.cred .cline{height:1px;background:#26282C;margin:14px 0}
.cred .cfoot{display:flex;justify-content:space-between;align-items:center;font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;color:#6E747C;text-transform:uppercase}
.cred .cfoot b{color:#7BD88F;font-weight:500}
.fchip{position:absolute;background:var(--paper2);border:1px solid var(--line);border-radius:999px;padding:10px 18px;font-family:var(--display);font-weight:700;font-size:.85rem;color:var(--ink);box-shadow:var(--shadow);display:flex;align-items:center;gap:8px;animation:floaty 6s ease-in-out infinite}
.fchip i{font-style:normal}
.fchip.f1{top:8px;right:-4px;animation-delay:.8s}
.fchip.f2{top:42%;right:-18px;animation-delay:1.8s}

/* ===== Marquesina certificadoras ===== */
.trust{padding:36px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--paper2);overflow:hidden}
.trust p{font-family:var(--mono);font-size:.7rem;letter-spacing:.28em;color:var(--dim);text-transform:uppercase;text-align:center;margin-bottom:22px}
.marquee{display:flex;width:max-content;gap:14px;animation:slide 32s linear infinite}
.marquee:hover{animation-play-state:paused}
@keyframes slide{to{transform:translateX(-50%)}}
.mq-track{display:flex;gap:14px;align-items:center;padding-right:14px}
.bigchip{font-family:var(--mono);font-size:.88rem;color:var(--body);border:1px solid var(--line2);border-radius:999px;padding:11px 20px;white-space:nowrap;background:var(--paper)}
.bigchip b{color:var(--orange-deep);font-weight:500}

/* ===== Banda editorial ===== */
.band{padding:120px 0;text-align:center}
.band .big{font-family:var(--display);font-weight:300;color:var(--muted);font-size:clamp(1.8rem,4.4vw,3.3rem);line-height:1.25;letter-spacing:-1px;max-width:900px;margin:0 auto}
.band b{color:var(--ink);font-weight:700}

/* ===== Rutas de carrera ===== */
.rutas{background:var(--paper2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.ruta-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:44px}
.ruta{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:28px;cursor:pointer;transition:transform .28s,border-color .28s,box-shadow .28s;position:relative;overflow:hidden}
.ruta:hover{transform:translateY(-5px);border-color:rgba(244,81,30,.55);box-shadow:var(--shadow-lg)}
.ruta .rnum{font-family:var(--mono);font-size:.68rem;letter-spacing:.24em;color:var(--dim);text-transform:uppercase}
.ruta h3{font-family:var(--display);font-weight:700;color:var(--ink);font-size:1.3rem;letter-spacing:-.4px;margin:14px 0 8px}
.ruta p{font-size:.88rem;color:var(--muted);margin-bottom:18px}
.ruta .rpath{font-family:var(--mono);font-size:.74rem;color:var(--orange-deep);line-height:2}
.ruta .go{position:absolute;top:22px;right:24px;color:var(--orange);font-family:var(--display);font-weight:700;font-size:1.15rem;opacity:0;transform:translateX(-6px);transition:.25s}
.ruta:hover .go{opacity:1;transform:none}

/* ===== Catálogo ===== */
#catalogo .toolbar{display:flex;gap:14px;flex-wrap:wrap;align-items:center;margin:38px 0 14px}
.search{flex:1;min-width:260px;display:flex;align-items:center;gap:12px;background:var(--paper2);border:1px solid var(--line2);border-radius:999px;padding:15px 24px;box-shadow:var(--shadow)}
.search svg{flex:none;color:var(--dim)}
.search input{border:none;outline:none;background:none;font-family:var(--sans);font-size:1rem;color:var(--ink);width:100%}
.search input::placeholder{color:var(--dim)}
.pills{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px}
.pill{font-family:var(--display);font-weight:700;font-size:.86rem;color:var(--muted);background:var(--paper2);border:1px solid var(--line2);border-radius:999px;padding:10px 18px;cursor:pointer;transition:.2s}
.pill:hover{color:var(--ink);border-color:var(--dim)}
.pill.active{background:var(--ink);border-color:var(--ink);color:#fff}
.count-line{font-family:var(--mono);font-size:.78rem;color:var(--dim);margin-bottom:18px}
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.curso{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:24px;box-shadow:var(--shadow);transition:transform .25s,border-color .25s;display:flex;flex-direction:column;gap:10px;position:relative}
.curso:hover{transform:translateY(-4px);border-color:rgba(244,81,30,.55)}
.curso .cab{display:flex;justify-content:space-between;align-items:center;gap:10px}
.curso .body-tag{font-family:var(--mono);font-size:.68rem;letter-spacing:.16em;color:var(--orange-deep);text-transform:uppercase}
.curso .top-tag{font-family:var(--mono);font-size:.64rem;letter-spacing:.1em;color:#8a6d00;background:#FFF3C4;border-radius:7px;padding:3px 9px;white-space:nowrap}
.curso h3{font-family:var(--display);font-weight:700;color:var(--ink);font-size:1.04rem;letter-spacing:-.2px;line-height:1.32}
.curso .meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:auto}
.tagchip{font-family:var(--mono);font-size:.7rem;color:var(--muted);border:1px solid var(--line);border-radius:7px;padding:4px 9px;background:var(--paper)}
.tagchip.lvl{color:var(--orange-deep);border-color:rgba(244,81,30,.35);background:var(--orange-tint)}
.curso .go{position:absolute;bottom:22px;right:22px;color:var(--orange);opacity:0;transform:translateX(-6px);transition:.2s;font-family:var(--display);font-weight:700}
.curso:hover .go{opacity:1;transform:none}
.vacio{display:none;text-align:center;padding:60px 20px;color:var(--dim)}
.vacio b{display:block;font-family:var(--display);color:var(--ink);font-size:1.2rem;margin-bottom:6px}

/* ===== Cómo funciona ===== */
.how{background:var(--paper2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.steps3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:42px}
.st{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:32px;position:relative}
.st b{display:flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:14px;background:var(--orange-tint);color:var(--orange-deep);font-family:var(--display);font-weight:700;font-size:1.2rem;margin-bottom:18px}
.st h3{font-family:var(--display);color:var(--ink);font-size:1.18rem;margin-bottom:8px;letter-spacing:-.3px}
.st p{font-size:.92rem;color:var(--muted)}

/* ===== Testimonios ===== */
.testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:42px}
.testi{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:30px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:16px}
.testi .q{font-size:.98rem;color:var(--body);line-height:1.75}
.testi .q::before{content:"“";font-family:var(--display);font-size:2.6rem;color:var(--orange);display:block;line-height:.4;margin-bottom:12px}
.testi .who{display:flex;align-items:center;gap:13px;margin-top:auto}
.testi .ava{width:44px;height:44px;border-radius:50%;background:var(--orange-tint);color:var(--orange-deep);display:flex;align-items:center;justify-content:center;font-family:var(--display);font-weight:700;flex:none}
.testi .who b{display:block;font-family:var(--display);color:var(--ink);font-size:.94rem;line-height:1.3}
.testi .who span{font-size:.78rem;color:var(--dim)}

/* ===== Empresas ===== */
.emp-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center}
.emp-list{margin-top:24px}
.check{display:flex;gap:13px;margin:14px 0;font-size:.98rem;color:var(--body)}
.check::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--orange);flex:none;margin-top:9px}
.emp-photo{border-radius:var(--r);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-lg);aspect-ratio:4/3.3;position:relative}
.emp-photo img{width:100%;height:100%;object-fit:cover}
.emp-photo::after{content:"";position:absolute;inset:0;background:linear-gradient(200deg,transparent 55%,rgba(244,81,30,.15))}

/* ===== Puente a la casa enterprise ===== */
.bridge{background:var(--dark);color:#C9CDD4;padding:96px 0;position:relative;overflow:hidden}
.bridge::before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle at 1.2px 1.2px,#1B1D21 1.1px,transparent 0);background-size:26px 26px}
.bridge::after{content:"";position:absolute;top:-220px;right:-180px;width:600px;height:600px;border-radius:50%;background:radial-gradient(circle,rgba(244,81,30,.16),transparent 65%)}
.bridge .container{position:relative;z-index:1;display:grid;grid-template-columns:1.2fr .8fr;gap:50px;align-items:center}
.bridge .eyebrow{color:#FF8A5C}
.bridge h2{color:#F5F6F7}
.bridge p{color:#A0A7AF;max-width:520px}
.bridge .chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:22px}
.bridge .chip{font-family:var(--mono);font-size:.76rem;color:#C9CDD4;border:1px solid #2E3136;border-radius:8px;padding:6px 11px;background:rgba(255,255,255,.03)}
.bridge .cta-side{text-align:center}
.bridge .logo{color:#fff;font-size:2.2rem;justify-content:center;display:inline-flex}
.bridge .cta-side p{font-family:var(--mono);font-size:.78rem;letter-spacing:.14em;color:#6E747C;margin:10px 0 22px}

/* ===== FAQ ===== */
.faq{max-width:820px}
details{border-bottom:1px solid var(--line);padding:4px 0}
summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:19px 4px;font-family:var(--display);font-weight:700;color:var(--ink);font-size:1.02rem}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--orange);font-size:1.5rem;font-weight:300;transition:transform .25s;flex:none}
details[open] summary::after{transform:rotate(45deg)}
details p{padding:0 4px 20px;color:var(--muted);font-size:.95rem;max-width:700px}

/* ===== Contacto ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}
.direct{margin-top:28px;display:grid;gap:11px;font-family:var(--mono);font-size:.9rem}
.direct a{color:var(--orange-deep)}
.direct a:hover{text-decoration:underline}
.form-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:36px;box-shadow:var(--shadow-lg)}
.form-card label{display:block;font-family:var(--mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--dim);margin:18px 0 7px}
.form-card label:first-child{margin-top:0}
.form-card input,.form-card textarea{width:100%;background:var(--paper);border:1px solid var(--line2);border-radius:12px;color:var(--ink);padding:13px 15px;font-family:var(--sans);font-size:.96rem;transition:border-color .2s}
.form-card input:focus,.form-card textarea:focus{outline:none;border-color:var(--orange)}
.form-card textarea{min-height:100px;resize:vertical}
.form-card .btn{width:100%;margin-top:24px}
.form-status{margin-top:14px;font-size:.9rem;text-align:center;color:var(--dim);min-height:1.4em}
.form-status.ok{color:#1E8E3E}
.form-status.err{color:var(--orange-deep)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0;overflow:hidden}
.form-note{font-size:.8rem;color:var(--dim);margin-top:12px;text-align:center}

/* ===== Footer ===== */
footer{border-top:1px solid var(--line);background:var(--paper2);padding:64px 0 0}
.foot-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:46px}
.foot-grid h4{font-family:var(--mono);font-size:.7rem;letter-spacing:.22em;text-transform:uppercase;color:var(--dim);margin-bottom:16px}
.foot-grid ul{list-style:none;display:grid;gap:9px}
.foot-grid ul a,.foot-grid ul li{font-size:.9rem;color:var(--muted)}
.foot-grid ul a:hover{color:var(--orange-deep)}
.foot-brand p{font-size:.9rem;color:var(--muted);margin:14px 0 0;max-width:280px}
.foot-bottom{border-top:1px solid var(--line);padding:22px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.82rem;color:var(--dim)}
.foot-bottom .punto{font-family:var(--mono);color:var(--orange-deep)}

/* WhatsApp */
.wa{position:fixed;right:24px;bottom:24px;z-index:80;width:58px;height:58px;border-radius:50%;background:#25D366;display:flex;align-items:center;justify-content:center;box-shadow:0 12px 30px rgba(23,24,27,.28);transition:transform .15s}
.wa:hover{transform:scale(1.09)}

/* Reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s cubic-bezier(.2,.6,.2,1),transform .7s cubic-bezier(.2,.6,.2,1)}
.reveal.in{opacity:1;transform:none}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}
@media(max-width:1000px){
  .hero-grid,.emp-grid,.contact-grid,.bridge .container{grid-template-columns:1fr}
  .hero-visual{min-height:440px;margin-top:10px}
  .ruta-grid{grid-template-columns:1fr 1fr}
  .cat-grid,.steps3,.testi-grid{grid-template-columns:1fr 1fr}
  .stats{flex-wrap:wrap;gap:22px 0}
  .stat{padding-right:26px;margin-right:26px}
  .foot-grid{grid-template-columns:1fr 1fr}
  .nav ul{position:fixed;inset:74px 0 auto 0;background:var(--paper2);border-bottom:1px solid var(--line);flex-direction:column;gap:0;padding:8px 28px 20px;display:none;z-index:89}
  .nav ul.open{display:flex}
  .nav ul li{padding:13px 0;border-bottom:1px solid var(--line)}
  .nav>.btn{display:none}
  .burger{display:block}
}
@media(max-width:620px){
  section{padding:78px 0}
  .hero{padding-top:148px}
  .ruta-grid,.cat-grid,.steps3,.testi-grid,.foot-grid{grid-template-columns:1fr}
  .band{padding:88px 0}
  .fchip.f2{display:none}
}