/* Educación Desde Casa — estilos compartidos */
:root{
  --primary:#2D5BFF;
  --primary-dark:#1E3FB8;
  --ink:#0F172A;
  --muted:#64748B;
  --line:#E2E8F0;
  --bg:#FFFFFF;
  --bg-soft:#F8FAFC;
  --bg-tint:#EEF3FF;
  --ok:#16A34A;
  --radius:16px;
  --maxw:1080px;
  --shadow:0 10px 30px rgba(15,23,42,.08);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased;
}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{line-height:1.2;letter-spacing:-.02em;font-weight:800}
h1{font-size:clamp(2rem,5vw,3.25rem)}
h2{font-size:clamp(1.5rem,3.5vw,2.25rem);margin-bottom:.5rem}
h3{font-size:1.15rem;font-weight:700}
p{color:#334155}
.muted{color:var(--muted)}

/* Header */
header.site{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--ink);font-size:1.05rem}
.brand .logo{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--primary),#6E8BFF);display:grid;place-items:center;color:#fff;font-weight:800}
.nav-links{display:flex;gap:26px;align-items:center}
.nav-links a{color:#334155;font-weight:500;font-size:.95rem}
.btn{display:inline-block;background:var(--primary);color:#fff;padding:12px 22px;border-radius:999px;font-weight:700;border:0;cursor:pointer;transition:.15s}
.btn:hover{background:var(--primary-dark);text-decoration:none}
.btn.ghost{background:transparent;color:var(--primary);border:1.5px solid var(--primary)}
.btn.ghost:hover{background:var(--bg-tint)}
@media(max-width:720px){.nav-links{display:none}}

/* Hero */
.hero{background:linear-gradient(180deg,var(--bg-tint),#fff);padding:72px 0 64px;text-align:center}
.hero .tag{display:inline-block;background:#fff;border:1px solid var(--line);color:var(--primary);font-weight:600;font-size:.85rem;padding:6px 14px;border-radius:999px;margin-bottom:22px}
.hero p.lead{font-size:1.2rem;color:#475569;max-width:640px;margin:18px auto 30px}
.hero .cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* Sections */
section{padding:64px 0}
.section-head{text-align:center;max-width:640px;margin:0 auto 44px}
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
@media(max-width:860px){.grid-3,.grid-2{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.card .ic{width:46px;height:46px;border-radius:12px;background:var(--bg-tint);display:grid;place-items:center;font-size:22px;margin-bottom:16px}
.soft{background:var(--bg-soft)}

/* Steps */
.steps{counter-reset:step}
.step{display:flex;gap:18px;align-items:flex-start;margin-bottom:22px}
.step .n{counter-increment:step;flex:0 0 auto;width:40px;height:40px;border-radius:50%;background:var(--primary);color:#fff;display:grid;place-items:center;font-weight:800}
.step .n::before{content:counter(step)}

/* Pricing */
.price-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;max-width:760px;margin:0 auto}
@media(max-width:720px){.price-grid{grid-template-columns:1fr}}
.plan{border:1px solid var(--line);border-radius:var(--radius);padding:30px;background:#fff;position:relative}
.plan.feat{border:2px solid var(--primary);box-shadow:var(--shadow)}
.plan .badge{position:absolute;top:-12px;left:30px;background:var(--primary);color:#fff;font-size:.75rem;font-weight:700;padding:4px 12px;border-radius:999px}
.plan .amt{font-size:2.4rem;font-weight:800;margin:10px 0}
.plan .amt small{font-size:1rem;color:var(--muted);font-weight:500}
.plan ul{list-style:none;margin:18px 0 24px}
.plan li{padding:7px 0 7px 28px;position:relative;color:#334155}
.plan li::before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:800}

/* Footer */
footer.site{background:#0F172A;color:#CBD5E1;padding:52px 0 30px;margin-top:40px}
footer.site a{color:#CBD5E1}
footer.site .cols{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px;margin-bottom:34px}
@media(max-width:720px){footer.site .cols{grid-template-columns:1fr}}
footer .brand{color:#fff}
footer h4{color:#fff;font-size:.95rem;margin-bottom:14px}
footer ul{list-style:none}
footer li{margin-bottom:9px}
.legal-note{border-top:1px solid #1E293B;padding-top:22px;font-size:.85rem;color:#94A3B8}

/* Legal pages */
.legal{max-width:820px;margin:0 auto;padding:56px 24px}
.legal h1{font-size:2rem;margin-bottom:8px}
.legal h2{font-size:1.25rem;margin:30px 0 8px}
.legal p,.legal li{color:#334155;margin-bottom:10px}
.legal ul{padding-left:22px;margin-bottom:12px}
.back{display:inline-block;margin-bottom:24px;font-weight:600}