/* Landing comercial del SaaS (marca propia: verde Blank Page). */
:root {
  --marca: #16181d;        /* Blank Page: negro/gris/blanco (minimalista) */
  --marca-osc: #000000;
  --texto: #16181d;
  --suave: #5b6472;
  --borde: #e7e9ee;
  --fondo: #ffffff;
  --crema: #f5f6f7;
  --radio: 18px;
  --sombra: 0 1px 2px rgba(0,0,0,.04), 0 16px 44px rgba(0,0,0,.08);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--fondo); color: var(--texto); line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { color: var(--marca); text-decoration: none; }
.contenedor { max-width: 64rem; margin: 0 auto; padding: 0 1.2rem; }

/* Navegación */
.nav { position: sticky; top: 0; z-index: 20; background: rgba(255,255,255,.9); backdrop-filter: blur(8px); border-bottom: 1px solid var(--borde); }
.nav .contenedor { display: flex; align-items: center; gap: 1rem; height: 4.2rem; position: relative; }
.nav .logo { font-weight: 800; font-size: 1.15rem; letter-spacing: -.01em; margin-right: auto; text-decoration: none; color: var(--texto); }
.nav .logo b { color: var(--marca); }
.nav-check { display: none; }
.nav-burger { display: none; cursor: pointer; padding: .4rem; color: var(--texto); }
.nav-burger svg { width: 1.6rem; height: 1.6rem; display: block; }
.menu { display: flex; align-items: center; gap: 1.6rem; }
.menu a:not(.btn) { color: var(--suave); font-weight: 600; font-size: .92rem; }
.menu a:not(.btn):hover { color: var(--texto); }
.menu .btn-primario { color: #fff; padding: .55rem 1rem; }

/* Menú hamburguesa en móvil/tablet */
@media (max-width: 50rem) {
  .nav-burger { display: flex; }
  .menu {
    position: absolute; top: 4.2rem; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: #fff; border-bottom: 1px solid var(--borde);
    box-shadow: var(--sombra); padding: .4rem 1.2rem 1.1rem; display: none;
  }
  .nav-check:checked ~ .menu { display: flex; }
  .menu a:not(.btn), .menu .idioma-land { padding: .85rem 0; border-bottom: 1px solid var(--borde); }
  .menu .btn-primario { margin-top: .8rem; text-align: center; }
  .menu .idioma-land select { width: 100%; }
}

/* Botones */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .45rem; padding: .7rem 1.25rem; border-radius: 12px; font-weight: 700; font-size: 1rem; cursor: pointer; border: 1.5px solid transparent; transition: transform .12s, filter .15s, box-shadow .15s; }
.btn-primario { background: var(--marca); color: #fff; box-shadow: 0 8px 20px rgba(0,0,0,.18); }
.btn-primario:hover { filter: brightness(1.06); transform: translateY(-1px); color: #fff; }
.btn-borde { border-color: var(--borde); color: var(--texto); }
.btn-borde:hover { border-color: var(--marca); color: var(--marca); }
.btn-grande { padding: .9rem 1.6rem; font-size: 1.05rem; }

/* Hero */
.hero { background: radial-gradient(1200px 500px at 50% -10%, color-mix(in srgb, var(--marca) 14%, #fff), #fff); padding: 4rem 0 3rem; text-align: center; }
.hero .pill { display: inline-block; background: color-mix(in srgb, var(--marca) 12%, #fff); color: var(--marca-osc); font-weight: 700; font-size: .82rem; padding: .35rem .8rem; border-radius: 999px; margin-bottom: 1.2rem; }
.hero h1 { font-size: clamp(2rem, 6vw, 3.2rem); line-height: 1.1; letter-spacing: -.02em; margin: 0 0 1rem; }
.hero h1 .resalte { color: var(--marca); }
.hero p.lead { font-size: 1.15rem; color: var(--suave); max-width: 40rem; margin: 0 auto 1.8rem; }
.hero .acciones { display: flex; gap: .8rem; justify-content: center; flex-wrap: wrap; }
.hero .nota { color: var(--suave); font-size: .85rem; margin-top: 1rem; }

/* Secciones */
section { padding: 3.5rem 0; }
.titulo { text-align: center; font-size: 2rem; letter-spacing: -.01em; margin: 0 0 .5rem; }
.subtitulo { text-align: center; color: var(--suave); max-width: 38rem; margin: 0 auto 2.5rem; }

/* Características */
.rejilla { display: grid; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); gap: 1.2rem; }
.feature { background: #fff; border: 1px solid var(--borde); border-radius: var(--radio); padding: 1.6rem; box-shadow: var(--sombra); transition: transform .15s; }
.feature:hover { transform: translateY(-3px); }
.feature .ico { width: 2.8rem; height: 2.8rem; border-radius: 12px; background: color-mix(in srgb, var(--marca) 12%, #fff); display: flex; align-items: center; justify-content: center; margin-bottom: 1rem; }
.feature .ico svg { width: 1.5rem; height: 1.5rem; stroke: var(--marca); }
.feature h3 { margin: 0 0 .4rem; font-size: 1.1rem; }
.feature p { margin: 0; color: var(--suave); font-size: .95rem; }

/* Cómo funciona */
.pasos { background: var(--crema); border-radius: 24px; }
.pasos .rejilla { grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr)); }
.paso-card { text-align: center; padding: 1rem; }
.paso-card .num { width: 2.6rem; height: 2.6rem; border-radius: 50%; background: var(--marca); color: #fff; font-weight: 800; display: flex; align-items: center; justify-content: center; margin: 0 auto 1rem; }
.paso-card h3 { margin: 0 0 .3rem; font-size: 1.05rem; }
.paso-card p { margin: 0; color: var(--suave); font-size: .95rem; }

/* Precios */
.precio-card { max-width: 24rem; margin: 0 auto; background: #fff; border: 1px solid var(--borde); border-radius: 22px; box-shadow: var(--sombra); padding: 2rem; text-align: center; }
.precio-monto { font-size: 3rem; font-weight: 800; letter-spacing: -.02em; }
.precio-monto .moneda { font-size: 1.6rem; vertical-align: super; margin-right: .1rem; }
.precio-monto .periodo { font-size: 1rem; font-weight: 600; color: var(--suave); }
.precio-lista { list-style: none; padding: 0; margin: 1.4rem 0; text-align: left; }
.precio-lista li { padding: .5rem 0 .5rem 1.8rem; position: relative; color: var(--texto); border-bottom: 1px solid var(--borde); }
.precio-lista li:last-child { border-bottom: 0; }
.precio-lista li::before { content: "✓"; position: absolute; left: 0; color: var(--marca); font-weight: 800; }
.btn-bloque { width: 100%; }
.precio-nota { color: var(--suave); font-size: .85rem; margin: .9rem 0 0; }

/* CTA final */
.cta { background: linear-gradient(135deg, var(--marca), var(--marca-osc)); color: #fff; border-radius: 24px; text-align: center; padding: 3rem 1.5rem; }
.cta h2 { font-size: 2rem; margin: 0 0 .6rem; }
.cta p { opacity: .92; margin: 0 0 1.6rem; }
.cta .btn-primario { background: #fff; color: var(--marca); box-shadow: 0 8px 20px rgba(0,0,0,.18); }

/* Pie */
.pie { border-top: 1px solid var(--borde); padding: 2rem 0; color: var(--suave); font-size: .9rem; text-align: center; }

.idioma-land select { border: 1px solid var(--borde); border-radius: 8px; padding: .3rem .5rem; background: #fff; color: var(--texto); font-size: .85rem; }