:root{
  --carbon:#181C1F;
  --carbon-2:#23282C;
  --hormigon:#F1F2EF;
  --blanco:#FFFFFF;
  --amarillo:#FFC60B;
  --verde:#1E7A44;
  --verde-wsp:#1DA851;
  --azul:#0E5688;
  --texto:#22272B;
  --texto-sec:#5A6167;
  --borde:#DDE0DA;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:'Archivo',system-ui,sans-serif;color:var(--texto);line-height:1.6;background:var(--blanco);}
.contenedor{max-width:1100px;margin:0 auto;padding:0 22px;}
a:focus-visible,summary:focus-visible{outline:3px solid var(--amarillo);outline-offset:2px;}
::selection{background:var(--amarillo);color:var(--carbon);}

.cinta{height:12px;background:repeating-linear-gradient(-45deg,var(--amarillo) 0 16px,var(--carbon) 16px 32px);}

.senal{display:inline-flex;align-items:center;gap:9px;font-family:'Archivo Narrow',sans-serif;font-weight:700;font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;color:var(--texto-sec);margin-bottom:10px;}
.senal::before{content:"";width:14px;height:14px;border-radius:3px;background:var(--amarillo);flex-shrink:0;}
.senal.s-azul::before{background:var(--azul);}
.senal.s-verde::before{background:var(--verde);}
.senal.s-carbon::before{background:var(--carbon);}

nav{background:var(--blanco);position:sticky;top:0;z-index:100;border-bottom:1px solid var(--borde);}
.nav-inner{display:flex;justify-content:space-between;align-items:center;padding:14px 22px;max-width:1100px;margin:0 auto;flex-wrap:wrap;gap:8px;}
.logo{font-weight:900;font-size:1.02rem;letter-spacing:.04em;color:var(--carbon);display:flex;align-items:center;gap:10px;text-transform:uppercase;}
.logo img{height:32px;width:auto;}
.logo span{color:var(--texto-sec);font-weight:500;}
.nav-links{display:flex;gap:20px;flex-wrap:wrap;}
.nav-links a{color:var(--texto);text-decoration:none;font-size:.92rem;font-weight:500;border-bottom:3px solid transparent;padding-bottom:2px;transition:border-color .15s;}
.nav-links a:hover{border-bottom-color:var(--amarillo);}
.nav-links a.active{border-bottom-color:var(--amarillo);color:var(--carbon);}

header{background:var(--hormigon);padding:72px 0 64px;}
.hero-flex{display:flex;align-items:center;gap:52px;flex-wrap:wrap;}
.hero-texto{flex:1;min-width:300px;}
header h1{font-weight:900;font-size:clamp(2rem,4.6vw,3.1rem);line-height:1.06;text-transform:uppercase;letter-spacing:-.01em;color:var(--carbon);margin:6px 0 16px;}
header h1 em{font-style:normal;box-shadow:inset 0 -.42em var(--amarillo);}
header h2{font-size:1.06rem;font-weight:500;color:var(--texto-sec);max-width:560px;margin-bottom:18px;}
.ubicacion{font-family:'IBM Plex Mono',monospace;font-size:.88rem;font-weight:600;color:var(--carbon);margin-bottom:26px;}
.botones{display:flex;gap:14px;flex-wrap:wrap;}
.btn{display:inline-block;padding:14px 26px;border-radius:6px;text-decoration:none;font-weight:700;font-size:.97rem;transition:transform .15s,box-shadow .15s;}
.btn:hover{transform:translateY(-2px);}
.btn-wsp{background:var(--verde-wsp);color:var(--blanco);box-shadow:0 3px 0 var(--verde);}
.btn-sec{background:transparent;color:var(--carbon);border:2px solid var(--carbon);}
.btn-sec:hover{background:var(--carbon);color:var(--amarillo);}
.foto-marco{position:relative;flex-shrink:0;}
.foto-marco::after{content:"";position:absolute;inset:14px -14px -14px 14px;background:var(--amarillo);border-radius:10px;z-index:0;}
.hero-foto{position:relative;z-index:1;width:250px;height:290px;object-fit:cover;border-radius:10px;border:3px solid var(--carbon);display:block;}

.stats{background:var(--carbon);color:var(--blanco);padding:30px 0;}
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:22px;}
.stat{border-left:3px solid var(--amarillo);padding-left:16px;}
.stat h3{font-family:'IBM Plex Mono',monospace;font-size:1.9rem;font-weight:600;color:var(--amarillo);line-height:1.15;}
.stat p{font-size:.88rem;color:#B9C0C4;}

section{padding:64px 0;}
section h2.titulo{font-weight:900;font-size:clamp(1.45rem,3vw,1.9rem);text-transform:uppercase;letter-spacing:.01em;color:var(--carbon);margin-bottom:26px;}
section h1.titulo{font-weight:900;font-size:clamp(1.8rem,4vw,2.4rem);text-transform:uppercase;letter-spacing:.01em;color:var(--carbon);margin-bottom:26px;}
.alt{background:var(--hormigon);}

.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px;}
.card{background:var(--blanco);border:1px solid var(--borde);border-radius:8px;padding:22px;transition:transform .15s,box-shadow .15s;}
.card:hover{transform:translateY(-3px);box-shadow:0 8px 18px rgba(24,28,31,.09);}
.card h3{font-size:1.02rem;font-weight:700;color:var(--carbon);margin-bottom:8px;display:flex;align-items:center;gap:9px;}
.card h3::before{content:"";width:11px;height:11px;border-radius:2px;background:var(--amarillo);flex-shrink:0;}
.card p{font-size:.93rem;color:var(--texto-sec);}

details.acordeon{background:var(--blanco);border:1px solid var(--borde);border-radius:8px;margin-bottom:12px;overflow:hidden;}
details.acordeon summary{cursor:pointer;padding:16px 20px;font-weight:700;color:var(--carbon);list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px;}
details.acordeon summary::-webkit-details-marker{display:none;}
details.acordeon summary::after{content:"+";font-family:'IBM Plex Mono',monospace;font-size:1.25rem;color:var(--carbon);background:var(--amarillo);width:26px;height:26px;border-radius:5px;display:flex;align-items:center;justify-content:center;flex-shrink:0;}
details.acordeon[open] summary::after{content:"–";}
details.acordeon[open] summary{border-bottom:1px solid var(--borde);}
details.acordeon ul{padding:16px 22px 20px;list-style:none;font-size:.93rem;color:var(--texto-sec);}
details.acordeon li{margin-bottom:8px;padding-left:26px;position:relative;}
details.acordeon li::before{content:"✓";position:absolute;left:0;top:0;font-weight:700;color:var(--verde);}

.chips{display:flex;flex-wrap:wrap;gap:12px;}
.chip{background:var(--carbon);color:var(--blanco);padding:10px 18px;border-radius:6px;font-size:.9rem;font-weight:500;border-bottom:3px solid var(--amarillo);}

.empresas-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;}
.empresa-item{background:var(--blanco);border:2px solid #0E5688;border-radius:8px;padding:24px;text-align:center;font-weight:600;color:#0E5688;font-size:.98rem;transition:transform .15s,background .15s;}
.empresa-item:hover{background:#0E5688;color:var(--blanco);transform:translateY(-3px);}
.empresa-item img{max-height:80px;max-width:100%;margin:0 auto 12px;}

.hito{border-left:3px solid var(--carbon);padding:2px 0 26px 22px;position:relative;}
.hito:last-child{padding-bottom:4px;}
.hito::before{content:"";position:absolute;left:-9px;top:6px;width:15px;height:15px;border-radius:4px;background:var(--amarillo);border:3px solid var(--carbon);}
.hito h3{font-size:1.04rem;font-weight:700;color:var(--carbon);}
.hito .fecha{font-family:'IBM Plex Mono',monospace;font-size:.8rem;font-weight:600;color:var(--texto-sec);margin:2px 0 6px;}
.hito p{font-size:.93rem;color:var(--texto-sec);}

ul.formacion{list-style:none;max-width:760px;}
ul.formacion li{padding:12px 0;border-bottom:1px dashed var(--borde);font-size:.95rem;display:flex;gap:12px;align-items:baseline;}
ul.formacion li::before{content:"■";color:var(--azul);font-size:.7rem;flex-shrink:0;}
.matriculas{margin-top:22px;font-family:'IBM Plex Mono',monospace;font-size:.82rem;font-weight:500;color:var(--carbon);background:var(--hormigon);border:1px solid var(--borde);border-left:4px solid var(--azul);padding:14px 18px;border-radius:6px;max-width:760px;}

.contacto{background:var(--carbon);color:var(--blanco);}
.contacto h2.titulo{color:var(--blanco);}
.contacto .senal{color:#B9C0C4;}
.contacto>.contenedor>p{max-width:640px;color:#D4D9DC;}
.contacto-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px;margin-top:28px;}
.contacto a{color:var(--amarillo);text-decoration:none;font-weight:600;transition:text-decoration .15s;}
.contacto a:hover{text-decoration:underline;}
.contacto .item{background:var(--carbon-2);border:1px solid #33393E;padding:20px;border-radius:8px;}
.contacto .item h3{font-family:'Archivo Narrow',sans-serif;font-size:.82rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:#B9C0C4;margin-bottom:8px;}

footer{background:#101315;color:#8A949B;text-align:center;padding:22px;font-size:.83rem;}
footer img{height:28px;width:auto;margin-bottom:10px;}
footer a{color:var(--amarillo);text-decoration:none;transition:text-decoration .15s;}
footer a:hover{text-decoration:underline;}
.contador-visitas{margin-top:10px;font-family:'IBM Plex Mono',monospace;font-size:.75rem;letter-spacing:.04em;color:#5C6469;}

.wsp-flotante{position:fixed;bottom:22px;right:22px;background:var(--verde-wsp);color:#fff;width:58px;height:58px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.9rem;text-decoration:none;box-shadow:0 4px 14px rgba(0,0,0,.35);z-index:200;transition:transform .15s;}
.wsp-flotante:hover{transform:scale(1.1);}
.wsp-flotante svg{width:32px;height:32px;display:block;}

@media(max-width:700px){
  header{padding:52px 0 46px;}
  .hero-flex{gap:40px;}
  .foto-marco{margin:0 auto;}
}
@media (prefers-reduced-motion: reduce){
  *{transition:none!important;}
  html{scroll-behavior:auto;}
}

.form-contacto-wrap{margin-top:44px;background:var(--carbon-2);border:1px solid #33393E;border-top:4px solid var(--amarillo);border-radius:8px;padding:28px;max-width:820px;}
.form-titulo{font-size:1.5rem;font-weight:900;color:var(--blanco);margin-bottom:6px;}
.form-intro{color:#D4D9DC;margin-bottom:22px;}
.form-contacto{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.form-contacto .campo{display:flex;flex-direction:column;gap:6px;}
.form-contacto .campo-ancho{grid-column:1/-1;}
.form-contacto label{font-family:'Archivo Narrow',sans-serif;font-size:.82rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#B9C0C4;}
.form-contacto input,.form-contacto textarea{font:inherit;font-size:.97rem;color:var(--blanco);background:var(--carbon);border:1px solid #454C52;border-radius:6px;padding:12px 14px;transition:border-color .15s;}
.form-contacto textarea{resize:vertical;}
.form-contacto input::placeholder{color:#6E777D;}
.form-contacto input:focus,.form-contacto textarea:focus{outline:none;border-color:var(--amarillo);box-shadow:0 0 0 3px rgba(255,198,11,.25);}
.form-contacto .oculto{display:none;}
.btn-enviar{border:none;cursor:pointer;background:var(--amarillo);color:var(--carbon);font-family:inherit;box-shadow:0 3px 0 #C99A00;}
.btn-enviar:disabled{opacity:.6;cursor:wait;}
.form-estado{margin-top:14px;font-weight:600;min-height:1.4em;}
.form-estado.ok{color:#7BD69C;}
.form-estado.error{color:#FF8A80;}
@media(max-width:700px){
  .form-contacto{grid-template-columns:1fr;}
  .form-contacto-wrap{padding:22px;}
}