/* FibraMap · landing. Paleta canónica violeta/indigo/cyan (diseno-ipsmart). Mobile first, claro y oscuro. */
:root {
  --violeta: #7c3aed; --indigo: #4f46e5; --cyan: #06b6d4;
  --marca: linear-gradient(135deg, #7c3aed, #4f46e5 45%, #06b6d4);
  --fondo: #f7f7fc; --superficie: #ffffff; --alterna: #eeeefa;
  --texto: #14162b; --tenue: #565b80; --borde: rgba(79, 70, 229, .18);
  --ok: #059669; --sombra: 0 10px 40px rgba(79, 70, 229, .14);
}
:root[data-tema="oscuro"] {
  --fondo: #05060f; --superficie: #0c0f1f; --alterna: #090b19;
  --texto: #e8eaf6; --tenue: #9aa1c9; --borde: rgba(124, 92, 255, .28);
  --ok: #34d399; --sombra: 0 10px 40px rgba(0, 0, 0, .55);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-tema="claro"]) {
    --fondo: #05060f; --superficie: #0c0f1f; --alterna: #090b19;
    --texto: #e8eaf6; --tenue: #9aa1c9; --borde: rgba(124, 92, 255, .28);
    --ok: #34d399; --sombra: 0 10px 40px rgba(0, 0, 0, .55);
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body { margin: 0; background: var(--fondo); color: var(--texto); font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--violeta); }
.contenedor { width: min(1240px, 100% - 32px); margin-inline: auto; }
.angosto { width: min(820px, 100% - 32px); }
.centrado { text-align: center; }

/* Barra */
.barra { position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--fondo) 88%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--borde); }
.barra-in { display: flex; align-items: center; gap: 14px; min-height: 60px; flex-wrap: wrap; padding-block: 8px; }
.marca { font-weight: 800; font-size: 20px; text-decoration: none; color: var(--texto); display: inline-flex; align-items: center; gap: 8px; }
.marca span { font-weight: 300; color: var(--tenue); }
.punto { width: 9px; height: 9px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 10px var(--cyan); }
.menu { display: none; gap: 20px; margin-left: 12px; }
.menu a { color: var(--tenue); text-decoration: none; font-size: 14px; font-weight: 600; }
.menu a:hover { color: var(--violeta); }
.controles { margin-left: auto; display: flex; align-items: center; gap: 8px; }
select, .icono { background: var(--superficie); color: var(--texto); border: 1px solid var(--borde); border-radius: 8px; padding: 6px 8px; font: inherit; font-size: 13px; cursor: pointer; }
.icono { width: 34px; height: 34px; padding: 0; font-size: 16px; }

/* Botones */
.boton { display: inline-flex; align-items: center; justify-content: center; border-radius: 10px; padding: 10px 18px; font-weight: 700; text-decoration: none; border: 1px solid transparent; cursor: pointer; transition: transform .15s, box-shadow .15s; }
.boton:hover { transform: translateY(-1px); }
.boton:focus-visible, select:focus-visible, .icono:focus-visible, summary:focus-visible, .ciclo button:focus-visible { outline: 3px solid var(--cyan); outline-offset: 2px; }
.primario { background: var(--marca); color: #fff; box-shadow: 0 6px 22px rgba(124, 58, 237, .35); }
.fantasma { border-color: var(--borde); color: var(--texto); background: transparent; }
.chico { padding: 7px 14px; font-size: 14px; }
.grande { padding: 14px 24px; font-size: 17px; }
.bloque { display: flex; width: 100%; }

/* Hero */
.hero { padding: 40px 0 24px; background: radial-gradient(900px 400px at 85% -10%, rgba(124, 58, 237, .18), transparent), radial-gradient(700px 300px at 0% 0%, rgba(6, 182, 212, .12), transparent); }
.hero-in { display: grid; gap: 32px; align-items: center; }
.etiqueta { display: inline-block; padding: 4px 12px; border-radius: 999px; border: 1px solid var(--borde); background: color-mix(in srgb, var(--violeta) 10%, transparent); color: var(--violeta); font-size: 13px; font-weight: 700; margin: 0 0 14px; }
h1 { font-size: clamp(30px, 6vw, 54px); line-height: 1.08; margin: 0 0 16px; letter-spacing: -.02em; }
h2 { font-size: clamp(24px, 4vw, 36px); margin: 0 0 8px; letter-spacing: -.01em; }
h3 { margin: 0 0 6px; font-size: 18px; }
.lead { font-size: 18px; color: var(--tenue); margin: 0 0 22px; max-width: 56ch; }
.acciones { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 12px; }
.nota { color: var(--tenue); font-size: 14px; }
.hero-img img { border-radius: 16px; border: 1px solid var(--borde); box-shadow: var(--sombra); }

/* Secciones */
.seccion { padding: 56px 0; }
.alterna { background: var(--alterna); }
.sub { color: var(--tenue); font-size: 17px; margin: 0 0 28px; }
.rejilla { display: grid; gap: 16px; }
.tarjeta { background: var(--superficie); border: 1px solid var(--borde); border-radius: 14px; padding: 14px; box-shadow: var(--sombra); }
.tarjeta img { border-radius: 10px; margin-bottom: 12px; border: 1px solid var(--borde); aspect-ratio: 16 / 9; object-fit: cover; object-position: top left; }
.tarjeta p { margin: 0; color: var(--tenue); font-size: 15px; }
.solo-texto { display: flex; flex-direction: column; justify-content: center; padding: 22px; }
.gran-icono { font-size: 40px; line-height: 1; background: var(--marca); -webkit-background-clip: text; background-clip: text; color: transparent; margin-bottom: 10px; }

/* Comparación */
.tabla-scroll { overflow-x: auto; border-radius: 14px; border: 1px solid var(--borde); background: var(--superficie); }
.comparacion { border-collapse: collapse; width: 100%; min-width: 620px; font-size: 15px; }
.comparacion th, .comparacion td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--borde); vertical-align: top; }
.comparacion thead th { font-size: 14px; }
.comparacion thead th:nth-child(2) { color: var(--violeta); }
.comparacion tbody th { font-weight: 600; width: 28%; }
.comparacion td:nth-child(2) { font-weight: 600; }
.comparacion td:nth-child(3) { color: var(--tenue); }
.comparacion tr:last-child > * { border-bottom: 0; }

/* Precios */
.insignia { display: inline-block; background: var(--marca); color: #fff; font-weight: 800; font-size: 13px; padding: 3px 12px; border-radius: 999px; margin-right: 6px; }
.ciclo { display: inline-flex; border: 1px solid var(--borde); border-radius: 999px; padding: 3px; background: var(--superficie); margin-bottom: 22px; }
.ciclo button { border: 0; background: transparent; color: var(--tenue); font: inherit; font-weight: 700; padding: 8px 18px; border-radius: 999px; cursor: pointer; }
.ciclo button.activo { background: var(--marca); color: #fff; }
.ciclo small { font-weight: 600; opacity: .85; }
.plan { position: relative; background: var(--superficie); border: 1px solid var(--borde); border-radius: 16px; padding: 22px; display: flex; flex-direction: column; box-shadow: var(--sombra); }
.plan.destacado { border: 2px solid var(--violeta); }
.cinta { position: absolute; top: -12px; right: 16px; background: var(--marca); color: #fff; font-size: 12px; font-weight: 800; padding: 3px 12px; border-radius: 999px; }
.precio { margin: 8px 0 0; font-size: 28px; }
.precio b { white-space: nowrap; font-weight: 800; letter-spacing: -.02em; }
.por { color: var(--tenue); font-size: 15px; margin-left: 4px; }
.aclara { color: var(--tenue); margin: 2px 0 12px; font-size: 14px; }
.plan ul { list-style: none; padding: 0; margin: 0 0 18px; flex: 1; }
.plan li { padding: 5px 0 5px 24px; position: relative; font-size: 15px; }
.plan li::before { content: "✓"; position: absolute; left: 0; color: var(--ok); font-weight: 800; }

/* FAQ */
details { background: var(--superficie); border: 1px solid var(--borde); border-radius: 12px; padding: 14px 16px; margin-bottom: 10px; }
summary { cursor: pointer; font-weight: 700; }
details p { color: var(--tenue); margin: 10px 0 0; }

.cierre { background: var(--marca); color: #fff; }
.cierre .sub { color: rgba(255, 255, 255, .88); }
.cierre .primario { background: #fff; color: var(--indigo); box-shadow: none; }

.pie { padding: 26px 0; border-top: 1px solid var(--borde); color: var(--tenue); font-size: 14px; }
.pie-in { display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: center; justify-content: space-between; }
.legal { display: inline-flex; gap: 16px; flex-wrap: wrap; }
.en-preparacion { opacity: .75; cursor: default; }

@media (min-width: 720px) {
  .menu { display: flex; }
  .rejilla.funciones { grid-template-columns: repeat(2, 1fr); }
  .rejilla.planes { grid-template-columns: repeat(2, 1fr); }
  .seccion { padding: 80px 0; }
}
@media (min-width: 1040px) {
  .hero { padding: 64px 0 40px; }
  .hero-in { grid-template-columns: 1fr 1.25fr; }
  .rejilla.funciones { grid-template-columns: repeat(4, 1fr); }
  .rejilla.planes { grid-template-columns: repeat(5, 1fr); }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .boton { transition: none; } }