:root{--navy:#0b1c2b;--navy2:#10283b;--azul:#17405a;--menta:#76d2bc;--menta-b:#65bdaa;--hielo:#e9f6f1;--fondo:#f5f8f6;--tinta:#0b1c2b;--gris:#4d6358;--borde:#dbe6e1}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:76px}
body{margin:0;background:var(--fondo);color:var(--tinta);font:16px/1.6 "DM Sans","Segoe UI",system-ui,-apple-system,sans-serif}
img{max-width:100%}
a{color:inherit}
.contenedor{max-width:1120px;margin:0 auto;padding:0 20px}
.angosto{max-width:760px}.centro{text-align:center}

/* Navegación */
.nav{position:sticky;top:0;z-index:20;background:rgba(11,28,43,.96);backdrop-filter:blur(8px);border-bottom:1px solid rgba(118,210,188,.18)}
.nav-fila{display:flex;align-items:center;gap:22px;height:66px}
.marca{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--hielo)}
.marca b{display:block;font-size:19px;line-height:1.1}.marca i{font-style:normal;color:var(--menta)}
.marca small{display:block;font-size:11px;letter-spacing:.06em;color:var(--menta)}
.menu{display:flex;gap:22px;margin-left:auto}
.menu a{color:#cfe6de;text-decoration:none;font-size:15px}.menu a:hover{color:var(--menta)}
.hamburguesa{display:none;margin-left:auto;background:none;border:0;padding:8px;cursor:pointer}
.hamburguesa span{display:block;width:24px;height:2px;background:var(--hielo);margin:5px 0}

/* Botones */
.boton{display:inline-block;border-radius:999px;padding:11px 24px;font-weight:700;font-size:15px;text-decoration:none;border:1px solid transparent;transition:.15s;text-align:center}
.boton-menta{background:var(--menta);color:var(--navy)}.boton-menta:hover{background:#8ae0ca}
.boton-borde{border-color:#9bc9bd;color:var(--hielo)}.boton-borde:hover{background:rgba(118,210,188,.14)}
.seccion:not(.oscura) .boton-borde{color:var(--navy);border-color:#7aa89b}
.boton.grande{padding:14px 30px;font-size:16px}

/* Hero */
.hero{background:radial-gradient(1200px 500px at 85% -10%,#1d4d6b 0,transparent 60%),linear-gradient(160deg,var(--navy2),var(--navy));color:var(--hielo);padding:72px 0 80px}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.etiqueta{color:var(--menta);font-size:13px;letter-spacing:.14em;text-transform:uppercase;font-weight:700;margin:0 0 14px}
h1{font-size:50px;line-height:1.08;letter-spacing:-1.5px;margin:0 0 18px;font-weight:600}
h1 span{color:var(--menta)}
.lead{font-size:19px;color:#cfe6de;margin:0 0 26px;max-width:540px}
.acciones{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:24px}
.puntos{list-style:none;padding:0;margin:0;display:grid;gap:6px;color:#b9d8cd;font-size:15px}
.puntos li::before{content:"✔";color:var(--menta);margin-right:8px}

/* Panel de muestra */
.vitrina{display:flex;justify-content:center}
.panel{width:100%;max-width:400px;background:#fff;color:var(--tinta);border-radius:20px;padding:20px;box-shadow:0 30px 70px rgba(0,0,0,.45);border:1px solid var(--borde)}
.panel-cab{display:flex;gap:8px;align-items:center;font-size:14px;margin-bottom:10px}
.panel-estado{margin:0 0 10px;color:var(--gris);font-size:14px}
.barra{height:10px;border-radius:99px;background:#e2ece8;overflow:hidden}.barra div{height:100%;background:linear-gradient(90deg,#2e8b74,var(--menta))}
.panel-linea{display:flex;justify-content:space-between;font-size:14px;margin:8px 0 14px;color:var(--gris)}.panel-linea b{color:var(--tinta)}
.panel-boton{background:var(--navy);color:#fff;text-align:center;border-radius:999px;padding:10px;font-weight:700;font-size:14px}
.panel-ok{margin:14px 0 0;font-size:13px;color:#2e8b74;word-break:break-word}

/* Secciones */
.seccion{padding:72px 0}
.seccion.oscura{background:linear-gradient(160deg,var(--navy2),var(--navy));color:var(--hielo)}
h2{font-size:34px;line-height:1.15;letter-spacing:-.8px;margin:0 0 12px;font-weight:600;text-align:center}
.subtitulo{text-align:center;color:var(--gris);margin:0 auto 34px;max-width:620px}.subtitulo.claro{color:#b9d8cd}
.tarjetas{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:34px}
.tarjeta{background:#fff;border:1px solid var(--borde);border-radius:20px;padding:24px}
.tarjeta h3{margin:12px 0 6px;font-size:19px}.tarjeta p{margin:0;color:var(--gris);font-size:15px}
.icono{width:46px;height:46px;border-radius:14px;background:var(--navy);color:var(--menta);display:grid;place-items:center;font-size:22px}

.pasos{list-style:none;counter-reset:p;display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding:0;margin:34px 0 0}
.pasos li{counter-increment:p;background:rgba(255,255,255,.06);border:1px solid rgba(118,210,188,.22);border-radius:20px;padding:24px 20px;position:relative}
.pasos li::before{content:counter(p);display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--menta);color:var(--navy);font-weight:700;margin-bottom:12px}
.pasos b{display:block;font-size:18px;margin-bottom:4px}.pasos span{color:#b9d8cd;font-size:15px}

.planes{display:grid;grid-template-columns:repeat(2,minmax(0,380px));gap:22px;justify-content:center}
.plan{background:#fff;border:1px solid var(--borde);border-radius:24px;padding:30px;position:relative}
.plan.destacado{border:2px solid var(--menta-b);box-shadow:0 18px 50px rgba(11,28,43,.12)}
.insignia{position:absolute;top:-13px;left:24px;background:var(--menta);color:var(--navy);font-size:12px;font-weight:700;padding:3px 12px;border-radius:99px}
.plan h3{margin:0;font-size:20px}
.precio{margin:10px 0 14px}.precio b{font-size:34px}.precio small{color:var(--gris);margin-left:8px}
.plan ul{list-style:none;padding:0;margin:0 0 22px;display:grid;gap:8px;font-size:15px}
.plan li::before{content:"✔";color:#2e8b74;margin-right:8px}
.plan .boton{display:block}

.descargas{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;max-width:900px;margin:0 auto}
.descarga{background:rgba(255,255,255,.06);border:1px solid rgba(118,210,188,.25);border-radius:24px;padding:28px}
.descarga h3{margin:0 0 4px;font-size:21px}.descarga p{margin:0 0 18px;color:#b9d8cd}
.datos{display:grid;gap:6px;margin:20px 0 0;font-size:14px}.datos div{display:flex;justify-content:space-between;border-bottom:1px solid rgba(255,255,255,.1);padding-bottom:6px}
.datos dt{color:#9fc7ba}.datos dd{margin:0}
.aviso{font-size:13px!important;color:#9fc7ba!important;margin:16px 0 0!important}

details{background:#fff;border:1px solid var(--borde);border-radius:16px;padding:0 20px;margin:12px 0}
summary{cursor:pointer;font-weight:700;padding:16px 0;list-style:none;display:flex;justify-content:space-between;gap:12px}
summary::after{content:"+";color:#2e8b74;font-size:22px;line-height:1}
details[open] summary::after{content:"–"}
details p{margin:0 0 16px;color:var(--gris)}

.pie{background:var(--navy);color:#b9d8cd;padding:30px 0}
.pie-fila{display:flex;flex-wrap:wrap;gap:18px 30px;align-items:center;justify-content:space-between}
.pie nav{display:flex;gap:18px;flex-wrap:wrap}.pie nav a{text-decoration:none;font-size:14px}.pie nav a:hover{color:var(--menta)}
.pie small{width:100%;text-align:center;color:#7fa89a}

@media (max-width:900px){
  h1{font-size:38px}h2{font-size:28px}
  .hero{padding:48px 0 56px}.hero-grid{grid-template-columns:1fr}
  .tarjetas,.pasos{grid-template-columns:repeat(2,1fr)}
  .descargas,.planes{grid-template-columns:1fr}
  .nav-descarga{display:none}
  .hamburguesa{display:block}
  .menu{display:none;position:absolute;top:66px;left:0;right:0;flex-direction:column;gap:0;background:var(--navy);padding:8px 20px 16px;border-bottom:1px solid rgba(118,210,188,.18)}
  .menu.abierto{display:flex}.menu a{padding:12px 0;border-bottom:1px solid rgba(255,255,255,.06)}
}
@media (max-width:560px){.tarjetas,.pasos{grid-template-columns:1fr}h1{font-size:32px}}