:root {
  --tinta: #0c1b2a;
  --tinta-suave: #3d5266;
  --gris: #6b7f92;
  --linea: #dfe6ec;
  --fondo: #ffffff;
  --fondo-alterno: #f3f7fa;
  --azul: #2b8fb8;
  --azul-claro: #359dc4;
  --verde: #4aa33b;
  --radio: 14px;
  color-scheme: light;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body { margin: 0; font-family: "Jost", system-ui, -apple-system, "Segoe UI", sans-serif; font-size: 18px; line-height: 1.6; color: var(--tinta); background: var(--fondo); }
img { max-width: 100%; }
a { color: var(--azul); }
h1, h2, h3 { line-height: 1.15; margin: 0 0 .5em; font-weight: 700; }
h2 { font-size: clamp(1.8rem, 4vw, 2.4rem); }
h3 { font-size: 1.15rem; font-weight: 600; }
.contenedor { width: min(1120px, 100% - 32px); margin-inline: auto; }
.angosto { width: min(760px, 100% - 32px); }

.barra { position: sticky; top: 0; z-index: 10; background: rgba(12, 27, 42, .92); backdrop-filter: blur(8px); }
.barra-interior { display: flex; align-items: center; gap: 24px; min-height: 64px; }
.marca { display: flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; font-weight: 700; font-size: 1.1rem; }
.marca img { background: #fff; border-radius: 50%; }
nav { display: flex; gap: 22px; margin-left: auto; }
nav a { color: #c9d6e2; text-decoration: none; font-size: .95rem; }
nav a:hover { color: #fff; }

.boton { display: inline-flex; align-items: center; gap: 10px; padding: 14px 24px; border-radius: 999px; background: var(--verde); color: #fff; font-weight: 600; text-decoration: none; transition: transform .15s, background .15s; }
.boton:hover { background: #3d8f30; transform: translateY(-1px); }
.boton-secundario { background: transparent; color: #fff; box-shadow: inset 0 0 0 2px rgba(255,255,255,.35); }
.boton-secundario:hover { background: rgba(255,255,255,.08); }
.boton-chico { padding: 8px 16px; font-size: .9rem; }
.boton-grande { font-size: 1.15rem; padding: 18px 30px; }
.icono-boton { width: 22px; height: 22px; }

.portada { color: #fff; padding: 96px 0 72px; background:
  linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px) 0 0 / 40px 40px,
  linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px) 0 0 / 40px 40px,
  radial-gradient(ellipse at 80% 0%, rgba(53,157,196,.35), transparent 60%),
  var(--tinta); }
.etiqueta { display: inline-block; margin: 0 0 18px; padding: 6px 14px; border-radius: 999px; background: rgba(53,157,196,.18); color: #9fd3ea; font-size: .9rem; }
.portada h1 { font-size: clamp(2.6rem, 7vw, 4.6rem); max-width: 14ch; }
.portada h1 span { color: var(--azul-claro); }
.bajada { max-width: 46ch; color: #c9d6e2; font-size: 1.2rem; margin: 0 0 32px; }
.acciones { display: flex; flex-wrap: wrap; gap: 14px; }
.cifras { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 64px 0 0; padding-top: 32px; border-top: 1px solid rgba(255,255,255,.12); }
.cifras dt { font-size: clamp(2rem, 5vw, 2.8rem); font-weight: 700; color: #fff; }
.cifras dd { margin: 0; color: #9fb3c6; font-size: .95rem; }

.seccion { padding: 88px 0; }
.seccion-alterna { background: var(--fondo-alterno); }
.intro { color: var(--tinta-suave); font-size: 1.15rem; max-width: 60ch; margin: 0 0 40px; }
.grilla { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 20px; }
.tarjeta { padding: 28px; border: 1px solid var(--linea); border-radius: var(--radio); background: #fff; transition: border-color .15s, box-shadow .15s; }
.tarjeta:hover { border-color: var(--azul-claro); box-shadow: 0 10px 30px rgba(12,27,42,.07); }
.tarjeta p { color: var(--tinta-suave); margin: 0 0 14px; font-size: 1rem; }
.tarjeta ul { margin: 0; padding-left: 18px; color: var(--gris); font-size: .95rem; }
.icono { width: 40px; height: 40px; padding: 8px; margin-bottom: 14px; border-radius: 10px; color: var(--azul); background: rgba(53,157,196,.1); }

.dos-columnas { display: grid; grid-template-columns: 1fr 1.2fr; gap: 56px; align-items: start; }
.razones { display: grid; gap: 22px; }
.razon { display: flex; gap: 16px; }
.razon .icono { flex: none; color: var(--verde); background: rgba(74,163,59,.12); margin: 0; }
.razon p { margin: 0; color: var(--tinta-suave); font-size: 1rem; }

.clientes { padding: 56px 0; }
.titulo-chico { font-size: 1rem; text-transform: uppercase; letter-spacing: .12em; color: var(--gris); text-align: center; margin-bottom: 28px; }
.logos { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 28px 48px; }
.logos img { height: auto; width: auto; max-height: 52px; max-width: 150px; object-fit: contain; filter: grayscale(1); opacity: .65; transition: filter .2s, opacity .2s; }
.logos img:hover { filter: none; opacity: 1; }

details { border-bottom: 1px solid var(--linea); padding: 18px 0; }
summary { cursor: pointer; font-weight: 600; font-size: 1.1rem; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--azul); font-size: 1.4rem; line-height: 1; }
details[open] summary::after { content: "−"; }
details p { color: var(--tinta-suave); margin: 12px 0 0; }

.contacto { text-align: center; }
.contacto .intro { margin-inline: auto; }
.datos { list-style: none; padding: 0; margin: 48px 0 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; text-align: left; }
.datos li { padding: 20px; border: 1px solid var(--linea); border-radius: var(--radio); color: var(--tinta-suave); font-size: 1rem; }
.datos strong { display: block; color: var(--tinta); margin-bottom: 4px; }

.pie { background: var(--tinta); color: #9fb3c6; padding: 28px 0; font-size: .9rem; }
.pie .contenedor { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; }
.pie p { margin: 0; }
.pie a { color: #9fb3c6; }

@media (max-width: 800px) {
  nav { display: none; }
  .barra-interior .boton-chico { margin-left: auto; }
  .dos-columnas, .datos { grid-template-columns: 1fr; gap: 32px; }
  .portada { padding: 64px 0 48px; }
  .cifras { grid-template-columns: 1fr; gap: 20px; }
  .seccion { padding: 64px 0; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } }