/* V-NACHA · imagen de vanguardia.tech */
:root{
  --bg:#0D1117; --bg-2:#131922; --text:#F3F5F7; --text-2:#E6E8EB; --muted:#9AA4AF;
  --gold:#C8965A; --gold-ink:#160F04; --gold-soft:rgba(200,150,90,.12); --gold-line:rgba(200,150,90,.35);
  --line:rgba(255,255,255,.08); --card:rgba(255,255,255,.03);
  --ok:#5FB98A; --ok-soft:rgba(95,185,138,.12); --err:#E07A6E; --err-soft:rgba(224,122,110,.12);
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--text);font:16px/1.6 Inter,system-ui,sans-serif;min-height:100vh;display:flex;flex-direction:column}
a{color:inherit;text-decoration:none}
a.link{color:var(--gold);text-decoration:underline;text-underline-offset:3px}
.wrap{max-width:1080px;margin:0 auto;padding:0 16px;width:100%}
.narrow{max-width:460px}
.serif{font-family:"Cormorant Garamond",Georgia,serif}

/* Cabecera */
header.top{border-bottom:1px solid var(--line);background:rgba(13,17,23,.88);position:sticky;top:0;backdrop-filter:blur(8px);z-index:10}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:64px;flex-wrap:wrap;padding-top:8px;padding-bottom:8px}
.logo{font-weight:600;letter-spacing:.06em;font-size:18px;white-space:nowrap}
.logo em{font-family:"Cormorant Garamond",Georgia,serif;color:var(--gold);font-style:italic;letter-spacing:0;font-size:20px}
.logo small{color:var(--muted);font-weight:500;letter-spacing:.02em;font-size:13px;margin-left:8px}
nav.menu{display:flex;flex-wrap:wrap;gap:4px;align-items:center}
nav.menu a,nav.menu button.navbtn{color:var(--muted);font:500 14px Inter,system-ui,sans-serif;padding:6px 10px;border-radius:8px;background:none;border:0;cursor:pointer}
nav.menu a:hover,nav.menu button.navbtn:hover{color:var(--text);background:var(--card)}
nav.menu a.on{color:var(--gold)}
nav.menu form{display:inline}
.sep{width:1px;height:20px;background:var(--line);margin:0 4px}

/* Botones */
.btn{display:inline-block;background:var(--gold);color:var(--gold-ink);font:600 15px Inter,system-ui,sans-serif;padding:10px 18px;border-radius:11px;border:0;cursor:pointer}
.btn:hover{filter:brightness(1.07)}
.btn.sec{background:transparent;color:var(--text);border:1px solid var(--line)}
.btn.sec:hover{border-color:var(--gold-line)}
.btn.peq{padding:6px 12px;font-size:13px;border-radius:8px}
.btn.peligro{background:transparent;color:var(--err);border:1px solid rgba(224,122,110,.4)}

main{flex:1;padding:40px 0 64px}
h1.titulo{font-family:"Cormorant Garamond",Georgia,serif;font-weight:600;font-size:clamp(32px,5vw,44px);line-height:1.1;margin-bottom:8px}
h1.titulo em{color:var(--gold)}
h2.sub{font-family:"Cormorant Garamond",Georgia,serif;font-weight:700;font-size:26px;margin:32px 0 12px}
p.intro{color:var(--muted);margin-bottom:24px;max-width:640px}
.pill{display:inline-block;color:var(--gold);background:var(--gold-soft);border:1px solid var(--gold-line);border-radius:999px;padding:3px 11px;font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase}
.pill.gris{color:var(--muted);background:var(--card);border-color:var(--line)}
.pill.err{color:var(--err);background:var(--err-soft);border-color:rgba(224,122,110,.35)}

/* Tarjetas y rejillas */
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px}
.card h3{font-family:"Cormorant Garamond",Georgia,serif;font-size:24px;font-weight:700;margin-bottom:6px}
.card p{color:var(--muted);font-size:15px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px}
.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px}
.destacado{border-color:var(--gold-line);background:linear-gradient(180deg,var(--gold-soft),transparent)}
.cifra{font-family:"Cormorant Garamond",Georgia,serif;font-size:56px;line-height:1;color:var(--gold);font-weight:700}
.muted{color:var(--muted)}
.mt{margin-top:16px}

/* Formularios */
form.f{display:grid;gap:14px}
label{display:grid;gap:6px;font-size:14px;color:var(--text-2);font-weight:500}
input,select,textarea{width:100%;background:var(--bg-2);color:var(--text);border:1px solid var(--line);border-radius:10px;padding:10px 12px;font:15px Inter,system-ui,sans-serif}
input:focus,select:focus,textarea:focus{outline:2px solid var(--gold-line);border-color:var(--gold)}
textarea{min-height:70px;resize:vertical}
.fila{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px}
.ayuda{font-size:13px;color:var(--muted);font-weight:400}

/* Avisos */
.aviso{border-radius:10px;padding:12px 14px;font-size:14px;margin-bottom:18px;border:1px solid}
.aviso.ok{background:var(--ok-soft);color:var(--ok);border-color:rgba(95,185,138,.35)}
.aviso.error{background:var(--err-soft);color:var(--err);border-color:rgba(224,122,110,.35)}

/* Tablas */
.tabla-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:14px}
table{width:100%;border-collapse:collapse;font-size:14px;min-width:560px}
th,td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
th{color:var(--muted);font-weight:600;font-size:12px;letter-spacing:.06em;text-transform:uppercase;background:var(--bg-2)}
tr:last-child td{border-bottom:0}
td .acciones{display:flex;gap:6px;flex-wrap:wrap}
td form{display:inline}

/* Calendario */
.eventos{display:grid;gap:10px}
.evento{display:grid;grid-template-columns:76px 1fr;gap:14px;align-items:start;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px}
.evento.examen{border-color:var(--gold-line)}
.evento.pasado{opacity:.55}
.dia{text-align:center;border-right:1px solid var(--line);padding-right:12px}
.dia b{display:block;font-family:"Cormorant Garamond",Georgia,serif;font-size:32px;line-height:1;color:var(--text)}
.dia span{font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.evento h4{font-size:16px;font-weight:600;margin:4px 0 2px}
.evento .meta{font-size:13px;color:var(--muted)}

/* Credencial temporal */
.credencial{font:600 26px ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;letter-spacing:.06em;color:var(--gold);background:var(--bg-2);border:1px dashed var(--gold-line);border-radius:12px;padding:16px;text-align:center;margin:14px 0;user-select:all}

/* Portada */
.hero{padding:32px 0 40px}
.hero h1{font-family:"Cormorant Garamond",Georgia,serif;font-weight:600;color:var(--text-2);font-size:clamp(38px,6vw,61px);line-height:1.08;margin:20px 0 18px;max-width:760px}
.hero h1 em{color:var(--gold)}
.lead{color:var(--muted);font-size:18px;max-width:640px}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}

footer.pie{border-top:1px solid var(--line);padding:22px 0;font-size:13px;color:var(--muted)}
footer.pie .wrap{display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between}
footer.pie nav{display:flex;flex-wrap:wrap;gap:14px}
footer.pie a:hover{color:var(--text)}

@media (max-width:560px){
  main{padding:28px 0 48px}
  .evento{grid-template-columns:60px 1fr;gap:10px}
  .cifra{font-size:44px}
}

/* Multi-curso y login */
nav.menu a.cursochip{color:var(--gold);border:1px solid var(--gold-line);background:var(--gold-soft);max-width:260px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
nav.menu a.tab-login{color:var(--gold-ink);background:var(--gold);font-weight:600;padding:6px 16px}
nav.menu a.tab-login:hover{color:var(--gold-ink);background:var(--gold);filter:brightness(1.07)}
nav.menu a.tab-login.on{outline:2px solid var(--gold-line);outline-offset:2px}
.cursos{display:grid;gap:12px}
.curso-op{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.curso-op.actual{border-color:var(--gold-line)}
.curso-op h3{margin-bottom:2px}
.archivado{opacity:.6}
details.card summary{cursor:pointer;font-weight:600}
details.card[open] summary{margin-bottom:14px}
/* Módulos */
a.card.modulo:hover{border-color:var(--gold-line)}
a.card.modulo.practicas{border-style:dashed}
ol.lista{display:grid;gap:10px;padding-left:22px}
ol.lista li{color:var(--text-2)}
.fila-item{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;padding:14px;margin-bottom:8px}

/* Contraseña olvidada */
.badge{display:inline-block;min-width:18px;padding:0 6px;border-radius:9px;background:var(--gold);color:var(--gold-ink);font-size:12px;font-weight:700;line-height:18px;text-align:center}
.card.solicitudes{border-color:var(--gold-line);margin-bottom:16px}

/* ===== V-NACHA ===== */
.mb{margin-bottom:16px}
.narrow.ancho{max-width:640px}
h2.sub.sin{margin:0 0 4px;font-size:22px}
section.card.f{gap:14px}
.check{display:flex;gap:10px;align-items:flex-start;font-weight:400;cursor:pointer}
.check input{width:18px;height:18px;flex:none;margin-top:3px;accent-color:var(--gold)}
.check small{font-size:11px;letter-spacing:.04em}
.opciones{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px 16px}
.opciones.dos{grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
details summary{cursor:pointer;width:max-content}
table.franjas{min-width:420px}
table.franjas th,table.franjas td{text-align:center;padding:8px}
table.franjas tbody th{text-align:left;background:transparent;text-transform:none;letter-spacing:0;font-size:14px;color:var(--text-2)}
.celda{display:flex;justify-content:center;cursor:pointer}
.celda input{width:22px;height:22px;accent-color:var(--gold)}
button[disabled]{opacity:.45;cursor:not-allowed}

/* Progreso */
.barra{height:8px;border-radius:99px;background:var(--bg-2);margin-top:12px;overflow:hidden}
.barra span{display:block;height:100%;width:0;background:var(--gold);border-radius:99px}
.barra span.p25{width:25%}.barra span.p50{width:50%}.barra span.p75{width:75%}.barra span.p100{width:100%}
ul.checklist{list-style:none;display:grid;gap:6px}
ul.checklist li{padding-left:26px;position:relative;color:var(--muted);font-size:15px}
ul.checklist li::before{content:"";position:absolute;left:2px;top:6px;width:13px;height:13px;border:1.5px solid var(--muted);border-radius:4px}
ul.checklist li.hecho{color:var(--text-2)}
ul.checklist li.hecho::before{background:var(--ok);border-color:var(--ok)}
ul.checklist a:hover{color:var(--gold)}
.pill.ok{color:var(--ok);background:var(--ok-soft);border-color:rgba(95,185,138,.35)}

/* Pasos de la portada */
ol.pasos{list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
ol.pasos li b{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--gold-soft);border:1px solid var(--gold-line);color:var(--gold);font-weight:600;margin-bottom:10px}

/* Oportunidades */
.ops{display:grid;gap:12px}
a.card.op{display:block}
a.card.op:hover{border-color:var(--gold-line)}
a.card.op.rec{border-color:var(--gold-line)}
.op-cab{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:8px}
.plazo{font-size:13px;color:var(--muted);margin-left:auto}
.barra-acciones{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:18px}
.pestanas{display:flex;gap:4px;border:1px solid var(--line);border-radius:11px;padding:4px}
.pestanas a{padding:6px 12px;border-radius:8px;font-size:14px;color:var(--muted)}
.pestanas a.on{background:var(--gold-soft);color:var(--gold)}
.card.proponer{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
dl.datos{display:grid;grid-template-columns:minmax(120px,auto) 1fr;gap:8px 16px;font-size:15px}
dl.datos dt{color:var(--muted)}
dl.datos dd{color:var(--text-2);overflow-wrap:anywhere}
.pre{white-space:pre-line}
ul.lista-simple{list-style:none;display:grid;gap:8px;color:var(--text-2);font-size:15px}
ul.lista-simple li{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.codigo{font-family:ui-monospace,Menlo,Consolas,monospace;color:var(--gold);letter-spacing:.08em}
.texto{max-width:720px}
.texto p{color:var(--text-2);margin-bottom:8px}
@media (max-width:560px){dl.datos{grid-template-columns:1fr;gap:2px}dl.datos dd{margin-bottom:8px}}
label{align-content:start}
@media (max-width:480px){.fila{grid-template-columns:1fr}}