:root{
  --tinta:#10233F; --azul:#0F5499; --verde:#2D7A5F; --niebla:#EEF3F1;
  --papel:#FFFFFF; --linea:#D5DEDA; --suave:#5A6B7E;
  --grad:linear-gradient(135deg,#2D7A5F,#0F5499);
  --ancho:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Poppins',system-ui,-apple-system,'Segoe UI',sans-serif;color:var(--tinta);background:var(--papel);line-height:1.6;font-size:17px}
img{max-width:100%}
a{color:var(--azul)}
:focus-visible{outline:3px solid var(--verde);outline-offset:3px;border-radius:4px}
.envoltura{max-width:var(--ancho);margin:0 auto;padding:0 24px}

/* Cabecera */
.cab{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--linea)}
.cab .envoltura{display:flex;align-items:center;justify-content:space-between;height:68px}
.marca{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--tinta);font-weight:700;font-size:1.15rem}
.marca b{font-weight:300}
.simbolo{width:34px;height:34px;border-radius:9px;background:var(--grad);display:grid;place-items:center}
.simbolo i{display:block;width:14px;height:18px;border-left:4px solid #fff;position:relative}
.simbolo i::before,.simbolo i::after{content:"";position:absolute;left:0;height:4px;background:#fff;border-radius:0 2px 2px 0}
.simbolo i::before{top:0;width:12px}.simbolo i::after{top:7px;width:8px}
.cab nav{display:flex;gap:28px;align-items:center}
.cab nav a{text-decoration:none;color:var(--tinta);font-size:.95rem}
.cab nav a:hover{color:var(--azul)}
@media (max-width:640px){.cab nav a:not(.btn){display:none}}

.btn{display:inline-block;padding:12px 22px;border-radius:10px;background:var(--azul);color:#fff;text-decoration:none;font-weight:600;border:0;font:inherit;font-weight:600;cursor:pointer}
.btn:hover{background:#0c4680}
.btn.claro{background:transparent;color:var(--azul);box-shadow:inset 0 0 0 2px var(--azul)}
.btn.claro:hover{background:var(--niebla)}
.btn[aria-disabled=true]{background:var(--linea);color:var(--suave);cursor:default;pointer-events:none}

/* Portada */
.portada{padding:72px 0 88px;background:var(--niebla)}
.portada .envoltura{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.portada h1{font-size:clamp(2.2rem,4.6vw,3.6rem);line-height:1.08;margin:0 0 20px;font-weight:700;letter-spacing:-.02em}
.portada h1 span{display:block;font-weight:300}
.portada p.lema{font-size:1.15rem;color:var(--suave);max-width:34em;margin:0 0 32px}
.acciones{display:flex;gap:14px;flex-wrap:wrap}
@media (max-width:860px){.portada .envoltura{grid-template-columns:1fr}.ticket{margin:0 auto}}

/* Ticket (elemento protagonista) */
.ticket{width:300px;background:#fff;padding:26px 24px 30px;font-family:'Courier New',ui-monospace,monospace;font-size:.82rem;color:#222;
  box-shadow:0 24px 50px -20px rgba(16,35,63,.35);position:relative;transform:rotate(2deg);
  -webkit-mask:radial-gradient(circle 7px at 50% 100%,#0000 98%,#000) 0 0/18px 100%}
.ticket h3{font-family:'Poppins',sans-serif;text-align:center;margin:0 0 2px;font-size:1rem}
.ticket .c{text-align:center}
.ticket hr{border:0;border-top:1px dashed #999;margin:10px 0}
.ticket .f{display:flex;justify-content:space-between}
.ticket .tot{font-weight:700;font-size:1rem}
.ticket .qr{width:84px;height:84px;margin:14px auto 6px;background:
  conic-gradient(from 90deg at 30% 30%,#222 25%,#0000 0) 0 0/14px 14px,
  linear-gradient(#fff,#fff);border:6px solid #222;outline:3px solid #fff;outline-offset:-12px}
.ticket .vf{text-align:center;font-size:.72rem;font-weight:700}
@media (prefers-reduced-motion:no-preference){
  .ticket{animation:imprime 1.4s cubic-bezier(.2,.7,.2,1) both}
  @keyframes imprime{from{clip-path:inset(0 0 100% 0);transform:rotate(2deg) translateY(-24px)}to{clip-path:inset(0 0 0 0)}}
}

/* Secciones */
section{padding:88px 0}
h2{font-size:clamp(1.7rem,3vw,2.3rem);line-height:1.2;margin:0 0 14px;letter-spacing:-.01em}
.intro{color:var(--suave);max-width:40em;margin:0 0 44px}

.productos{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:2px solid var(--tinta)}
.producto{padding:28px 28px 32px 0;border-bottom:1px solid var(--linea)}
.producto + .producto{padding-left:28px;border-left:1px solid var(--linea)}
.producto h3{font-size:1.35rem;margin:0}
.producto .para{color:var(--verde);font-weight:600;font-size:.95rem;margin:2px 0 14px}
.producto p{margin:0 0 20px;color:var(--suave)}
@media (max-width:860px){.productos{grid-template-columns:1fr}.producto + .producto{padding-left:0;border-left:0}}

.norma{background:var(--tinta);color:#fff}
.norma .envoltura{display:grid;grid-template-columns:1fr 1fr;gap:56px}
.norma h2{color:#fff}.norma p{color:#C9D4E0}
.norma dl{margin:0}.norma dt{font-weight:600;margin-top:18px}.norma dd{margin:4px 0 0;color:#C9D4E0}
@media (max-width:860px){.norma .envoltura{grid-template-columns:1fr}}

.pasos{counter-reset:p;display:grid;grid-template-columns:repeat(3,1fr);gap:32px;list-style:none;padding:0;margin:0}
.pasos li{counter-increment:p;padding-top:18px;border-top:2px solid var(--verde)}
.pasos li::before{content:counter(p);font-weight:700;font-size:2rem;color:var(--verde);display:block;line-height:1}
.pasos h3{margin:10px 0 6px;font-size:1.1rem}.pasos p{margin:0;color:var(--suave)}
@media (max-width:760px){.pasos{grid-template-columns:1fr}}

/* Página de compra */
.selector{display:flex;gap:8px;margin:0 0 36px;flex-wrap:wrap}
.selector button{font:inherit;padding:10px 18px;border-radius:999px;border:2px solid var(--linea);background:#fff;color:var(--tinta);cursor:pointer;font-weight:600}
.selector button[aria-pressed=true]{border-color:var(--azul);background:var(--azul);color:#fff}
.ficha{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.ficha ul{padding-left:1.1em;margin:0}
.ficha li{margin:4px 0}
.planes{display:grid;gap:18px}
.plan{border:2px solid var(--linea);border-radius:14px;padding:24px}
.plan.principal{border-color:var(--azul)}
.plan h3{margin:0 0 4px;font-size:1.15rem}
.plan .precio{font-size:2rem;font-weight:700;margin:8px 0}
.plan .precio small{font-size:.9rem;font-weight:400;color:var(--suave)}
.plan p{margin:0 0 16px;color:var(--suave);font-size:.95rem}
@media (max-width:860px){.ficha{grid-template-columns:1fr}}

.preguntas details{border-bottom:1px solid var(--linea);padding:16px 0}
.preguntas summary{font-weight:600;cursor:pointer}
.preguntas p{color:var(--suave);margin:10px 0 0}

/* Pie */
.pie{border-top:1px solid var(--linea);padding:36px 0;font-size:.9rem;color:var(--suave)}
.pie .envoltura{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
.pie a{color:var(--suave)}
.pie nav{display:flex;gap:20px;flex-wrap:wrap}
.estrecha{max-width:720px}
.cab nav a.btn{color:#fff}.cab nav a.btn:hover{color:#fff}
.aviso-datos{margin:0;font-size:.85rem;color:var(--suave);line-height:1.5}