:root {
  --noche: #0b1f44;
  --noche-2: #132d5e;
  --azul: #1e88e5;
  --azul-2: #1565c0;
  --cian: #22c3ee;
  --cielo: #eaf5ff;
  --fondo: #f5f9ff;
  --blanco: #ffffff;
  --tinta: #0b1f44;
  --tinta-2: #4a5b7a;
  --gris: #8a97ad;
  --borde: #dde7f3;
  --chip: #f5b83d;
  --verde: #18a058;
  --rojo: #d64545;
  --sombra: 0 10px 30px -12px rgba(11, 31, 68, .18);
  --sombra-2: 0 24px 60px -20px rgba(11, 31, 68, .28);
  --radio: 18px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Inter", system-ui, -apple-system, Segoe UI, sans-serif;
  color: var(--tinta);
  background: var(--fondo);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, .titulo { font-family: "Nunito", "Inter", sans-serif; font-weight: 800; letter-spacing: -.01em; line-height: 1.15; }
a { color: var(--azul-2); }
img { max-width: 100%; display: block; }
button { font: inherit; cursor: pointer; }
.oculto { display: none !important; }
.envoltura { max-width: 1160px; margin: 0 auto; padding: 0 20px; }

/* ── Barra superior ── */
.barra {
  position: sticky; top: 0; z-index: 20;
  background: rgba(255, 255, 255, .88);
  backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid var(--borde);
}
.barra .envoltura { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 66px; }
.barra .logo img { height: 40px; width: auto; }
.barra nav { display: flex; align-items: center; gap: 22px; }
.barra nav a { color: var(--tinta-2); text-decoration: none; font-weight: 600; font-size: 14.5px; }
.barra nav a:hover { color: var(--tinta); }
.barra nav .boton { padding: 0 18px; height: 40px; font-size: 14px; color: #fff; }
.barra nav .boton.secundario { color: var(--tinta); }
@media (max-width: 760px) { .barra nav a:not(.boton) { display: none; } }

/* ── Botones ── */
.boton {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 50px; padding: 0 26px; border-radius: 999px; border: 0;
  background: linear-gradient(135deg, var(--azul), var(--cian));
  color: #fff; font-weight: 700; text-decoration: none;
  box-shadow: 0 10px 24px -10px rgba(30, 136, 229, .7);
  transition: transform .15s, box-shadow .2s, opacity .2s;
}
.boton:hover { transform: translateY(-1px); box-shadow: 0 14px 30px -10px rgba(30, 136, 229, .8); }
.boton:disabled { opacity: .6; cursor: wait; transform: none; }
.boton.secundario { background: #fff; color: var(--tinta); border: 1px solid var(--borde); box-shadow: none; }
.boton.oscuro { background: var(--noche); box-shadow: none; }

/* ── Tarjetas y secciones ── */
section { padding: 72px 0; }
.etiqueta {
  display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--azul-2); background: var(--cielo); border-radius: 999px; padding: 6px 12px;
}
.seccion-titulo { font-size: clamp(28px, 4vw, 40px); margin-top: 14px; }
.seccion-texto { color: var(--tinta-2); margin-top: 10px; max-width: 40em; font-size: 17px; }
.tarjeta { background: #fff; border: 1px solid var(--borde); border-radius: var(--radio); box-shadow: var(--sombra); }

/* ── Buscador ── */
.buscador { position: relative; max-width: 560px; }
.buscador input {
  width: 100%; height: 62px; border-radius: 999px; border: 2px solid transparent;
  background: #fff; padding: 0 22px 0 56px; font: 500 17px "Inter", sans-serif; color: var(--tinta);
  box-shadow: var(--sombra-2); outline: none; transition: border-color .2s;
}
.buscador input:focus { border-color: var(--cian); }
.buscador svg { position: absolute; left: 22px; top: 50%; transform: translateY(-50%); width: 20px; height: 20px; color: var(--gris); }
.sugerencias {
  position: absolute; left: 0; right: 0; top: calc(100% + 8px); z-index: 10;
  background: #fff; border: 1px solid var(--borde); border-radius: 16px; box-shadow: var(--sombra-2);
  max-height: 340px; overflow-y: auto; padding: 6px;
}
.sugerencias a {
  display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: 10px;
  text-decoration: none; color: var(--tinta); font-weight: 600;
}
.sugerencias a:hover, .sugerencias a.activo { background: var(--cielo); }
.sugerencias small { margin-left: auto; color: var(--gris); font-weight: 500; }
.bandera { width: 28px; height: 20px; border-radius: 4px; object-fit: cover; box-shadow: 0 0 0 1px rgba(0,0,0,.06); flex-shrink: 0; background: var(--cielo); }

/* ── Destinos ── */
.rejilla-destinos { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 14px; margin-top: 28px; }
.destino {
  display: flex; align-items: center; gap: 12px; padding: 14px 16px;
  background: #fff; border: 1px solid var(--borde); border-radius: 14px;
  text-decoration: none; color: var(--tinta); transition: transform .15s, box-shadow .2s, border-color .2s;
}
.destino:hover { transform: translateY(-2px); box-shadow: var(--sombra); border-color: #c5dcf5; }
.destino b { display: block; font-size: 15px; }
.destino small { color: var(--tinta-2); font-size: 13px; }
.destino .bandera { width: 36px; height: 26px; }

/* ── Planes ── */
.planes { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 14px; }
.plan {
  position: relative; text-align: left; padding: 20px; background: #fff; border: 2px solid var(--borde);
  border-radius: var(--radio); transition: border-color .15s, box-shadow .2s, transform .15s; color: var(--tinta);
}
.plan:hover { border-color: #b9d6f5; transform: translateY(-2px); box-shadow: var(--sombra); }
.plan.elegido { border-color: var(--azul); box-shadow: 0 0 0 4px rgba(30,136,229,.14); }
.plan .gb { font-family: "Nunito", sans-serif; font-weight: 800; font-size: 30px; line-height: 1; }
.plan .dias { color: var(--tinta-2); font-weight: 600; margin-top: 6px; }
.plan .precio { margin-top: 14px; font-weight: 800; font-size: 20px; }
.plan .precio small { font-weight: 500; color: var(--gris); font-size: 12.5px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.chip { font-size: 11.5px; font-weight: 700; padding: 4px 9px; border-radius: 999px; background: var(--cielo); color: var(--azul-2); }
.chip.verde { background: #e3f6ec; color: var(--verde); }
.chip.ambar { background: #fff4dc; color: #a26a00; }

/* ── Formularios ── */
.campo { display: grid; gap: 6px; }
.campo label { font-size: 13px; font-weight: 700; color: var(--tinta-2); }
.campo input, .campo textarea, .campo select {
  height: 50px; border-radius: 12px; border: 1px solid var(--borde); background: #fff; padding: 0 14px;
  font: 500 16px "Inter", sans-serif; color: var(--tinta); outline: none; transition: border-color .2s, box-shadow .2s;
}
.campo textarea { height: 100px; padding: 12px 14px; resize: vertical; }
.campo input:focus, .campo textarea:focus { border-color: var(--azul); box-shadow: 0 0 0 4px rgba(30,136,229,.12); }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--tinta-2); }
.check input { width: 20px; height: 20px; margin-top: 2px; accent-color: var(--azul); flex-shrink: 0; }
.error { color: var(--rojo); font-size: 14px; min-height: 1.2em; }
.trampa { position: absolute; left: -9999px; }
.aviso { border-radius: 14px; padding: 14px 16px; font-size: 14.5px; }
.aviso.info { background: var(--cielo); color: var(--azul-2); }
.aviso.ok { background: #e3f6ec; color: var(--verde); }
.aviso.mal { background: #fde8e8; color: var(--rojo); }

/* ── Pie ── */
footer { background: var(--noche); color: rgba(255,255,255,.72); padding: 56px 0 32px; margin-top: 40px; }
footer .columnas { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; }
footer img { height: 46px; width: auto; }
footer h4 { color: #fff; font-family: "Nunito", sans-serif; margin-bottom: 10px; }
footer a { color: rgba(255,255,255,.72); text-decoration: none; display: block; padding: 3px 0; font-size: 14.5px; }
footer a:hover { color: #fff; }
footer .legal { border-top: 1px solid rgba(255,255,255,.12); margin-top: 36px; padding-top: 20px; font-size: 13px; }
@media (max-width: 760px) { footer .columnas { grid-template-columns: 1fr 1fr; } }

.whatsapp-flotante {
  position: fixed; right: 18px; bottom: 18px; z-index: 30; width: 56px; height: 56px; border-radius: 50%;
  background: #25d366; display: grid; place-items: center; box-shadow: 0 10px 24px -8px rgba(0,0,0,.35);
}
.whatsapp-flotante svg { width: 30px; height: 30px; color: #fff; }

@keyframes flotar { 50% { transform: translateY(-12px); } }
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }