:root{
  --fondo:#07090a;
  --fondo-2:#0d1114;
  --tarjeta:#11161a;
  --borde:#1f282f;
  --texto:#f2f5f7;
  --suave:#9aa6af;
  --azul:#0aa8ff;
  --azul-brillo:rgba(10,168,255,.35);
  --naranja:#ff6a00;
  --naranja-brillo:rgba(255,106,0,.35);
  --exito:#22c55e;
  --error:#ff5a5a;
  --radio:14px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--fondo);color:var(--texto);
  font-family:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;line-height:1.55;
}
a{color:var(--azul)}
.azul{color:var(--azul)}
.naranja{color:var(--naranja)}
.titular{font-family:"Saira",system-ui,sans-serif}

/* ---------- Página de registro ---------- */
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(900px 500px at 85% -10%, rgba(10,168,255,.16), transparent 60%),
    radial-gradient(700px 420px at -10% 110%, rgba(255,106,0,.12), transparent 60%),
    var(--fondo);
  border-bottom:1px solid var(--borde);
}
.contenedor{max-width:1120px;margin:0 auto;padding:0 20px}
.barra{display:flex;align-items:center;gap:12px;padding:20px 0}
.barra img{width:52px;height:52px;border-radius:12px;box-shadow:0 0 0 1px var(--borde)}
.barra .marca{font-family:"Saira",sans-serif;font-weight:700;letter-spacing:.06em;font-size:14px;line-height:1.2;text-transform:uppercase}
.barra .marca small{display:block;color:var(--suave);font-weight:500;letter-spacing:.04em;text-transform:none;font-size:13px}

.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;padding:36px 0 72px}
.etiquetas{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px}
.chip{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:999px;font-size:13px;font-weight:600;letter-spacing:.02em;border:1px solid var(--borde);background:var(--fondo-2)}
.chip .punto{width:8px;height:8px;border-radius:50%;background:var(--naranja);box-shadow:0 0 10px var(--naranja)}
.chip.fecha{color:var(--naranja);border-color:rgba(255,106,0,.4)}
h1{font-family:"Saira",sans-serif;font-weight:800;font-size:clamp(32px,4.6vw,54px);line-height:1.05;margin:0 0 18px;letter-spacing:-.01em}
.subtitulo{color:var(--suave);font-size:18px;max-width:560px;margin:0 0 22px}
.paso{display:inline-flex;align-items:center;gap:10px;font-weight:600;font-size:15px}
.paso b{display:inline-grid;place-items:center;width:26px;height:26px;border-radius:7px;background:var(--azul);color:#00131f;font-weight:800}

/* Tarjeta del formulario */
.tarjeta{
  background:linear-gradient(180deg,#141b20,#0f1418);
  border:1px solid rgba(10,168,255,.35);
  border-radius:20px;padding:28px;
  box-shadow:0 0 0 1px rgba(10,168,255,.08),0 20px 60px rgba(0,0,0,.55),0 0 40px rgba(10,168,255,.08);
}
.tarjeta h2{font-family:"Saira",sans-serif;font-size:22px;margin:0 0 4px}
.tarjeta .nota{color:var(--suave);font-size:14px;margin:0 0 20px}
.campo{margin-bottom:16px}
.campo label{display:block;font-size:14px;font-weight:600;margin-bottom:6px}
.campo input,.campo select{
  width:100%;height:50px;padding:0 14px;border-radius:12px;
  border:1px solid var(--borde);background:#0a0e11;color:var(--texto);
  font:inherit;font-size:16px;outline:none;transition:border-color .15s,box-shadow .15s;
}
.campo input::placeholder{color:#5f6b73}
.campo input:focus,.campo select:focus{border-color:var(--azul);box-shadow:0 0 0 3px var(--azul-brillo)}
.campo.con-error input,.campo.con-error select{border-color:var(--error)}
.campo .error{color:var(--error);font-size:13px;margin-top:6px}
.telefono{display:grid;grid-template-columns:158px 1fr;gap:8px}
.telefono select{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}
.telefono select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--suave) 50%),linear-gradient(135deg,var(--suave) 50%,transparent 50%);background-position:calc(100% - 18px) 22px,calc(100% - 13px) 22px;background-size:5px 5px;background-repeat:no-repeat;padding-right:30px}
.check{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--suave);margin:4px 0 18px}
.check input{width:18px;height:18px;margin-top:2px;accent-color:var(--azul);flex:none}
.boton{
  display:flex;align-items:center;justify-content:center;gap:8px;width:100%;height:54px;border:0;border-radius:12px;cursor:pointer;
  background:var(--naranja);color:#1a0b00;font:inherit;font-weight:800;font-size:16px;letter-spacing:.03em;text-transform:uppercase;text-decoration:none;
  box-shadow:0 8px 28px var(--naranja-brillo);transition:transform .1s,filter .15s;
}
.boton:hover{filter:brightness(1.08)}
.boton:active{transform:translateY(1px)}
.boton[disabled]{opacity:.7;cursor:wait}
.privacidad{display:flex;gap:6px;align-items:center;justify-content:center;color:var(--suave);font-size:12px;margin-top:12px}
.alerta{padding:12px 14px;border-radius:12px;font-size:14px;margin-bottom:16px;background:rgba(255,90,90,.1);border:1px solid rgba(255,90,90,.4);color:#ffc2c2}
.oculto{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}

.exito{text-align:center;padding:12px 0}
.exito .icono{width:68px;height:68px;border-radius:50%;margin:0 auto 14px;display:grid;place-items:center;background:rgba(34,197,94,.12);border:1px solid rgba(34,197,94,.45)}
.exito h2{font-size:26px}
.exito p{color:var(--suave);margin:8px 0 20px}
.boton.secundario{background:transparent;color:var(--texto);border:1px solid var(--borde);box-shadow:none;text-transform:none;letter-spacing:0;font-weight:600}

/* Sección aprender */
.seccion{padding:72px 0}
.seccion h3{font-family:"Saira",sans-serif;font-size:clamp(26px,3vw,36px);text-align:center;margin:0 0 8px}
.seccion .bajada{text-align:center;color:var(--suave);max-width:620px;margin:0 auto 40px}
.puntos{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.punto-item{background:var(--tarjeta);border:1px solid var(--borde);border-radius:var(--radio);padding:22px}
.punto-item .num{font-family:"Saira",sans-serif;font-weight:800;font-size:14px;color:var(--azul);letter-spacing:.08em}
.punto-item h4{margin:8px 0 6px;font-size:17px}
.punto-item p{margin:0;color:var(--suave);font-size:14.5px}
.cta-final{text-align:center;margin-top:40px}
.cta-final .boton{display:inline-flex;width:auto;padding:0 28px}

footer{border-top:1px solid var(--borde);padding:28px 0;color:var(--suave);font-size:13px;text-align:center}
footer a{color:var(--suave);text-decoration:none;margin:0 8px}
footer a:hover{color:var(--texto)}

@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:28px;padding:16px 0 48px}
  .puntos{grid-template-columns:1fr 1fr}
}
@media (max-width:560px){
  .contenedor{padding:0 16px}
  .tarjeta{padding:22px 18px}
  .telefono{grid-template-columns:132px 1fr}
  .telefono select{padding-left:10px;padding-right:24px}
  .telefono select{background-position:calc(100% - 14px) 22px,calc(100% - 9px) 22px}
  .puntos{grid-template-columns:1fr}
  .subtitulo{font-size:16px}
  .seccion{padding:52px 0}
}

/* ---------- Panel /ingresar ---------- */
.panel-cabecera{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 0;border-bottom:1px solid var(--borde);margin-bottom:24px;flex-wrap:wrap}
.panel-cabecera .izq{display:flex;align-items:center;gap:12px}
.panel-cabecera img{width:40px;height:40px;border-radius:10px}
.panel-cabecera h1{font-size:22px;margin:0}
.acciones{display:flex;gap:8px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:6px;height:38px;padding:0 14px;border-radius:10px;border:1px solid var(--borde);background:var(--tarjeta);color:var(--texto);font:inherit;font-size:14px;font-weight:600;text-decoration:none;cursor:pointer}
.btn:hover{border-color:#33414b}
.btn.azul{background:var(--azul);border-color:var(--azul);color:#00131f}
.btn.chico{height:32px;padding:0 10px;font-size:13px}
.btn.peligro{color:#ff9b9b}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:20px}
.stat{background:var(--tarjeta);border:1px solid var(--borde);border-radius:var(--radio);padding:16px}
.stat span{display:block;color:var(--suave);font-size:13px}
.stat b{font-family:"Saira",sans-serif;font-size:30px;line-height:1.2}
.filtros{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.filtros input[type=search]{flex:1;min-width:200px;height:40px;padding:0 12px;border-radius:10px;border:1px solid var(--borde);background:#0a0e11;color:var(--texto);font:inherit}
.pestanas{display:flex;gap:4px;background:var(--tarjeta);border:1px solid var(--borde);border-radius:10px;padding:3px}
.pestanas a{padding:6px 12px;border-radius:8px;color:var(--suave);text-decoration:none;font-size:14px;font-weight:600}
.pestanas a.activa{background:#1d262d;color:var(--texto)}
.tabla-caja{background:var(--tarjeta);border:1px solid var(--borde);border-radius:var(--radio);overflow:hidden}
table{width:100%;border-collapse:collapse;font-size:14.5px}
th{text-align:left;color:var(--suave);font-weight:600;font-size:12.5px;text-transform:uppercase;letter-spacing:.05em;padding:12px 14px;border-bottom:1px solid var(--borde);background:#0f1418}
td{padding:12px 14px;border-bottom:1px solid var(--borde);vertical-align:middle}
tr:last-child td{border-bottom:0}
tr.hecho td{opacity:.55}
.estado{display:inline-flex;white-space:nowrap;align-items:center;gap:6px;font-size:12.5px;font-weight:700;padding:3px 9px;border-radius:999px}
.estado.pend{color:var(--naranja);background:rgba(255,106,0,.12)}
.estado.ok{color:var(--exito);background:rgba(34,197,94,.12)}
.fila-acciones{display:flex;gap:6px;flex-wrap:wrap}
.fila-acciones form{margin:0}
.vacio{padding:48px 20px;text-align:center;color:var(--suave)}
.paginacion{display:flex;gap:6px;justify-content:center;margin:18px 0}
.login{max-width:400px;margin:10vh auto;padding:0 16px}
.login .logo{display:block;width:84px;height:84px;border-radius:18px;margin:0 auto 18px}
.login h1{text-align:center;font-size:26px;margin-bottom:20px}
.muted{color:var(--suave)}
@media (max-width:760px){
  .stats{grid-template-columns:1fr 1fr}
  table thead{display:none}
  table,tbody,tr,td{display:block;width:100%}
  tr{border-bottom:1px solid var(--borde);padding:10px 0}
  td{border:0;padding:4px 14px}
  td[data-l]::before{content:attr(data-l);display:block;color:var(--suave);font-size:11.5px;text-transform:uppercase;letter-spacing:.05em}
}

/* ---------- Master Control: marca, 3 fallas y experto ---------- */
.evento-marca{font-family:"Saira",sans-serif;font-weight:800;font-size:clamp(18px,2vw,22px);letter-spacing:.18em;color:var(--azul);text-shadow:0 0 18px var(--azul-brillo);margin:0 0 10px}
.evento-marca.chico{font-size:13px;letter-spacing:.14em;color:var(--naranja);text-shadow:none;margin-bottom:6px;text-transform:uppercase}
.puntos.tres{grid-template-columns:repeat(3,1fr)}
.puntos.tres .num{text-transform:uppercase;color:var(--naranja)}
.puntos.tres h4{font-family:"Saira",sans-serif;font-size:22px}
.nota-extra{max-width:760px;margin:32px auto 0;text-align:center}
.nota-extra p{margin:0 0 12px;font-size:16.5px}
.experto-seccion{background:var(--fondo-2);border-top:1px solid var(--borde);border-bottom:1px solid var(--borde)}
.experto{display:grid;grid-template-columns:340px 1fr;gap:48px;align-items:center}
.experto-foto{position:relative}
.experto-foto img{display:block;width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:20px;border:1px solid rgba(10,168,255,.35);box-shadow:0 20px 60px rgba(0,0,0,.5),0 0 40px rgba(10,168,255,.1);background:#000}
.experto-dato{position:absolute;left:16px;bottom:16px;background:var(--naranja);color:#1a0b00;font-weight:800;font-size:13px;padding:7px 12px;border-radius:999px;box-shadow:0 6px 20px var(--naranja-brillo)}
.experto-texto h3{text-align:left;margin:0}
.experto-cargo{color:var(--azul);font-weight:600;margin:4px 0 18px}
.experto-texto p{color:#c9d2d8;margin:0 0 14px}
.experto-texto .boton{display:inline-flex;width:auto;padding:0 28px;margin-top:10px}
@media (max-width:900px){
  .puntos.tres{grid-template-columns:1fr}
  .experto{grid-template-columns:1fr;gap:28px}
  .experto-foto{max-width:320px;margin:0 auto;width:100%}
}