@font-face { font-family: Geist; src: url("/fonts/Geist-Regular.ttf") format("truetype"); font-weight: 400; font-display: swap; }
@font-face { font-family: Geist; src: url("/fonts/Geist-SemiBold.ttf") format("truetype"); font-weight: 600; font-display: swap; }

:root {
  --tinta: #0F1E3D; --azul: #2563EB; --azul-osc: #1D4ED8; --verde: #10B981; --verde-txt: #047857;
  --fondo: #F8FAFC; --borde: #E2E8F0; --gris: #475569; --blanco: #fff;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: Geist, system-ui, sans-serif; color: var(--tinta); background: var(--blanco); line-height: 1.6; font-size: 17px; -webkit-font-smoothing: antialiased; }
a { color: var(--azul); }
h1, h2, h3 { line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 12px; font-weight: 600; }
h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.3rem); }
h3 { font-size: 1.1rem; }
p { margin: 0 0 12px; }

.contenedor { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
.angosto { max-width: 760px; }

.barra { position: sticky; top: 0; z-index: 10; background: rgba(255,255,255,.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--borde); }
.barra-in { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.marca { display: inline-flex; align-items: center; gap: 10px; font-weight: 600; font-size: 1.2rem; color: var(--tinta); text-decoration: none; }
.sello { width: 26px; height: 26px; border-radius: 50%; border: 3px solid var(--azul); display: inline-grid; place-items: center; flex: none; }
.sello::after { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--azul); }
nav { display: flex; align-items: center; gap: 22px; }
nav a { color: var(--tinta); text-decoration: none; font-size: .95rem; }
nav a:not(.btn):hover { color: var(--azul); }

.btn { display: inline-block; background: var(--azul); color: #fff; border: 0; border-radius: 12px; padding: 13px 22px; font: inherit; font-weight: 600; text-decoration: none; cursor: pointer; transition: background .15s; }
.btn:hover { background: var(--azul-osc); }
.btn:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible { outline: 3px solid #93C5FD; outline-offset: 2px; }
.btn-sec { background: #fff; color: var(--tinta); border: 1px solid var(--borde); }
.btn-sec:hover { background: var(--fondo); }
nav .btn-chico { padding: 9px 16px; font-size: .95rem; color: #fff; }

.hero { padding: 72px 0 56px; background: radial-gradient(1000px 400px at 85% 0%, #DBEAFE 0%, transparent 60%), var(--blanco); }
.hero-in { display: grid; grid-template-columns: 1.25fr 1fr; gap: 48px; align-items: center; }
.etiqueta { display: inline-block; font-size: .85rem; font-weight: 600; color: var(--azul); background: #EFF6FF; border-radius: 999px; padding: 4px 12px; margin-bottom: 18px; }
.lead { font-size: 1.15rem; color: var(--gris); max-width: 560px; margin-bottom: 26px; }
.acciones { display: flex; flex-wrap: wrap; gap: 12px; }

.tarjeta-demo { background: #fff; border: 1px solid var(--borde); border-radius: 24px; padding: 22px; box-shadow: 0 24px 60px -24px rgba(15,30,61,.35); max-width: 340px; justify-self: center; width: 100%; }
.demo-cab { display: flex; align-items: center; gap: 8px; font-size: .9rem; color: var(--gris); }
.sello-ch { width: 18px; height: 18px; border-width: 2px; }
.sello-ch::after { width: 6px; height: 6px; }
.hora { margin-left: auto; font-variant-numeric: tabular-nums; }
.demo-hola { font-size: 1.4rem; font-weight: 600; margin: 22px 0 18px; }
.demo-boton { background: var(--azul); color: #fff; text-align: center; border-radius: 16px; padding: 16px; font-weight: 600; }
.demo-pie { text-align: center; font-size: .8rem; color: var(--gris); margin: 8px 0 16px; }
.demo-ok { display: flex; gap: 8px; align-items: center; font-size: .85rem; color: var(--verde-txt); background: #ECFDF5; border-radius: 12px; padding: 10px 12px; }
.punto { width: 8px; height: 8px; border-radius: 50%; background: var(--verde); flex: none; }

.franja { background: var(--tinta); color: #fff; padding: 34px 0; }
.dato strong { display: block; font-size: 1.25rem; margin-bottom: 4px; }
.dato span { color: #CBD5E1; font-size: .95rem; }

.seccion { padding: 80px 0; }
.fondo { background: var(--fondo); }
.sub { color: var(--gris); font-size: 1.08rem; max-width: 680px; margin-bottom: 32px; }
.tres { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.dos-col { display: grid; grid-template-columns: 1fr 1.2fr; gap: 48px; align-items: start; }
.caja { background: #fff; border: 1px solid var(--borde); border-radius: 16px; padding: 24px; }
.caja p { color: var(--gris); margin: 0; }
.icono { width: 44px; height: 44px; border-radius: 12px; background: #EFF6FF; display: grid; place-items: center; margin-bottom: 14px; }
.icono svg { width: 24px; height: 24px; fill: none; stroke: var(--azul); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.aviso-bio { margin-top: 26px; padding: 16px 20px; border-left: 4px solid var(--azul); background: var(--fondo); border-radius: 0 12px 12px 0; color: var(--gris); }
.aviso-bio strong { color: var(--tinta); }

.pasos { counter-reset: paso; list-style: none; margin: 0; padding: 0; }
.pasos li { counter-increment: paso; position: relative; padding: 0 0 20px 48px; color: var(--gris); }
.pasos li strong { color: var(--tinta); }
.pasos li::before { content: counter(paso); position: absolute; left: 0; top: 0; width: 32px; height: 32px; border-radius: 50%; background: var(--azul); color: #fff; font-weight: 600; display: grid; place-items: center; font-size: .95rem; }

.oscura { background: var(--tinta); color: #fff; }
.oscura .sub { color: #CBD5E1; }
.oscura a { color: #93C5FD; }
.check { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px 36px; }
.check li { position: relative; padding-left: 32px; color: #CBD5E1; }
.check li strong { color: #fff; display: block; }
.check li::before { content: ""; position: absolute; left: 0; top: 4px; width: 20px; height: 20px; border-radius: 50%; background: var(--verde) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 10.5l3 3 7-7' fill='none' stroke='white' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat; }

details { border-bottom: 1px solid var(--borde); padding: 18px 0; }
summary { cursor: pointer; font-weight: 600; list-style: none; position: relative; padding-right: 32px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; position: absolute; right: 4px; top: -2px; font-size: 1.4rem; color: var(--azul); }
details[open] summary::after { content: "–"; }
details p { color: var(--gris); margin: 10px 0 0; }

.formulario { display: grid; gap: 14px; }
.formulario label { display: grid; gap: 6px; font-weight: 600; font-size: .95rem; }
.opc { font-weight: 400; color: var(--gris); }
.formulario input, .formulario select, .formulario textarea { font: inherit; font-weight: 400; border: 1px solid var(--borde); border-radius: 10px; padding: 11px 12px; background: #fff; color: var(--tinta); width: 100%; }
.fila { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.acepto { display: flex !important; align-items: center; gap: 10px; font-weight: 400 !important; }
.acepto input { width: auto; }
.trampa { position: absolute; left: -9999px; }
.estado { margin: 0; font-size: .95rem; min-height: 1.4em; }
.estado.ok { color: var(--verde-txt); font-weight: 600; }
.estado.error { color: #B91C1C; }
.mini { font-size: .95rem; color: var(--gris); }

.pie { border-top: 1px solid var(--borde); padding: 36px 0 28px; }
.pie-in { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.pie p { color: var(--gris); font-size: .95rem; margin-top: 8px; }
.pie-links { display: flex; gap: 22px; align-items: flex-start; }
.pie-links a { color: var(--tinta); text-decoration: none; }
.legal { font-size: .8rem !important; margin-top: 24px !important; }

@media (max-width: 900px) {
  nav a:not(.btn) { display: none; }
  .hero-in, .dos-col { grid-template-columns: 1fr; gap: 36px; }
  .tres, .check { grid-template-columns: 1fr; }
  .seccion { padding: 56px 0; }
}
@media (max-width: 560px) {
  .fila { grid-template-columns: 1fr; }
  .hero { padding-top: 44px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
.h1-chico { font-size: 2rem; }
.separado { margin-top: 28px; }

/* ---------- Motion (motion.js; propuestas a, b, c) ---------- */
:root { --suave: cubic-bezier(.2,.7,.2,1); }

/* Aparición escalonada (todas). Sin JS o con "reducir movimiento" no se oculta nada. */
.animar .revelar { opacity: 0; transform: translateY(18px); transition: opacity .55s var(--suave), transform .55s var(--suave); transition-delay: calc(var(--i, 0) * 70ms); }
.animar .revelar.visible { opacity: 1; transform: none; }
.animar .hero-in > div:first-child > * { animation: subir .7s var(--suave) both; }
.animar .hero-in > div:first-child > :nth-child(2) { animation-delay: .08s; }
.animar .hero-in > div:first-child > :nth-child(3) { animation-delay: .16s; }
.animar .hero-in > div:first-child > :nth-child(4) { animation-delay: .24s; }
.animar .tarjeta-demo { animation: subir .8s .2s var(--suave) both; }
@keyframes subir { from { opacity: 0; transform: translateY(22px); } }

/* Elevación al pasar el cursor (todas). */
.caja { transition: transform .25s var(--suave), box-shadow .25s var(--suave), border-color .25s; }
@media (hover: hover) { .animar .caja:hover { transform: translateY(-4px); box-shadow: 0 18px 40px -22px rgba(15,30,61,.35); border-color: #BFDBFE; } }
.btn { transition: background .15s, transform .15s; }
.btn:active { transform: scale(.98); }

/* Tarjeta del hero: estados de la checada. */
.tarjeta-demo { position: relative; overflow: hidden; isolation: isolate; }
.demo-metodo { position: relative; min-height: 56px; }
.demo-boton { position: relative; display: grid; place-items: center; transition: transform .2s var(--suave), background .2s; }
.demo-boton .giro { position: absolute; width: 20px; height: 20px; border-radius: 50%; border: 2.5px solid rgba(255,255,255,.4); border-top-color: #fff; opacity: 0; }
.pulsado .demo-boton { transform: scale(.97); background: var(--azul-osc); }
.pulsado:not(.confirmado) .demo-boton .txt { opacity: 0; }
.pulsado:not(.confirmado) .demo-boton .giro { opacity: 1; animation: girar .7s linear infinite; }
@keyframes girar { to { transform: rotate(360deg); } }
.demo-ok { opacity: 0; transform: translateY(8px); transition: opacity .35s var(--suave), transform .35s var(--suave); }
.confirmado .demo-ok, html:not(.animar) .demo-ok { opacity: 1; transform: none; }
.confirmado .punto { animation: latido 1.6s ease-out 1; }
@keyframes latido { 0% { box-shadow: 0 0 0 0 rgba(16,185,129,.6); } 100% { box-shadow: 0 0 0 10px rgba(16,185,129,0); } }
.demo-pie { transition: opacity .3s; }

/* Métodos en la tarjeta (c): QR y PIN. */
.demo-qr, .demo-pin { display: none; }
[data-metodo="qr"] .demo-boton, [data-metodo="pin"] .demo-boton { display: none; }
[data-metodo="qr"] .demo-qr { display: grid; place-items: center; height: 132px; position: relative; }
.demo-qr svg:first-child { width: 72px; height: 72px; fill: var(--tinta); animation: aparecer .4s var(--suave); }
.demo-qr .anillo { position: absolute; width: 128px; height: 128px; fill: none; stroke: var(--azul); stroke-width: 1.6; stroke-dasharray: 101; transform: rotate(-90deg); animation: cuenta 5.6s linear; }
@keyframes cuenta { from { stroke-dashoffset: 0; } to { stroke-dashoffset: 101; } }
[data-metodo="pin"] .demo-pin { display: flex; gap: 12px; justify-content: center; height: 56px; align-items: center; }
.demo-pin span { width: 16px; height: 16px; border-radius: 50%; border: 2px solid var(--azul); }
.pulsado .demo-pin span { background: var(--azul); animation: aparecer .2s var(--suave) both; }
.pulsado .demo-pin span:nth-child(2) { animation-delay: .12s; } .pulsado .demo-pin span:nth-child(3) { animation-delay: .24s; } .pulsado .demo-pin span:nth-child(4) { animation-delay: .36s; }
@keyframes aparecer { from { opacity: 0; transform: scale(.6); } }

/* Cadena de registros (b, c): los eslabones se dibujan y el Cierre se sella. */
.cadena { display: none; margin: 8px 0 40px; }
[data-motion="b"] .cadena, [data-motion="c"] .cadena { display: block; }
.cadena svg { width: 100%; height: auto; max-height: 150px; overflow: visible; }
.cadena .bloque rect { fill: rgba(255,255,255,.06); stroke: rgba(147,197,253,.5); }
.cadena text { fill: #fff; font: 600 17px Geist, sans-serif; text-anchor: middle; }
.cadena text.sub { fill: #94A3B8; font-size: 11px; font-weight: 400; }
.cadena .enlace { fill: none; stroke: #60A5FA; stroke-width: 2; stroke-dasharray: 1; }
.cadena .sello-dia circle { fill: rgba(16,185,129,.12); stroke: var(--verde); stroke-width: 2.5; }
.cadena .sello-dia path { fill: none; stroke: var(--verde); stroke-width: 4; stroke-linecap: round; stroke-linejoin: round; }
.cadena .sello-dia text { font-size: 13px; fill: #A7F3D0; }
.animar .cadena .bloque, .animar .cadena .sello-dia { opacity: 0; transition: opacity .4s var(--suave), transform .5s var(--suave); }
.animar .cadena .bloque { transform: translateY(10px); }
.animar .cadena .enlace { stroke-dashoffset: 1; transition: stroke-dashoffset .5s var(--suave); }
.animar .cadena .sello-dia { transform: scale(.6); transform-origin: 660px 50px; }
.animar .cadena.visible .bloque, .animar .cadena.visible .sello-dia { opacity: 1; transform: none; }
.animar .cadena.visible .enlace { stroke-dashoffset: 0; }
.cadena .bloque:nth-of-type(1) { transition-delay: 0s; } .cadena .enlace:nth-of-type(1) { transition-delay: .35s; }
.cadena .bloque:nth-of-type(2) { transition-delay: .6s; } .cadena .enlace:nth-of-type(2) { transition-delay: .95s; }
.cadena .bloque:nth-of-type(3) { transition-delay: 1.2s; } .cadena .enlace:nth-of-type(3) { transition-delay: 1.55s; }
.cadena .sello-dia { transition-delay: 1.9s !important; }
@media (max-width: 560px) { .cadena text { font-size: 22px; } .cadena text.sub { font-size: 15px; } }

/* Pasos (b, c): la línea de avance se llena con el scroll. */
[data-motion="b"] .pasos, [data-motion="c"] .pasos { position: relative; }
[data-motion="b"] .pasos::before, [data-motion="c"] .pasos::before { content: ""; position: absolute; left: 15px; top: 16px; bottom: 36px; width: 2px; background: var(--borde); }
[data-motion="b"] .pasos::after, [data-motion="c"] .pasos::after { content: ""; position: absolute; left: 15px; top: 16px; bottom: 36px; width: 2px; background: var(--azul); transform-origin: top; }
.pasos li::before { z-index: 1; }
@supports (animation-timeline: view()) {
  .animar[data-motion="b"] .pasos::after, .animar[data-motion="c"] .pasos::after { animation: llenar linear both; animation-timeline: view(); animation-range: entry 20% cover 60%; }
}
@keyframes llenar { from { transform: scaleY(0); } }

/* Hero (c): fondo con luz en movimiento lento y barra que se compacta. */
.hero-fondo { display: none; }
[data-motion="c"] .hero { position: relative; overflow: hidden; }
[data-motion="c"] .hero::before, [data-motion="c"] .hero::after { content: ""; position: absolute; width: 520px; height: 520px; border-radius: 50%; filter: blur(70px); opacity: .45; z-index: 0; pointer-events: none; }
[data-motion="c"] .hero::before { background: #BFDBFE; top: -180px; right: -80px; }
[data-motion="c"] .hero::after { background: #A7F3D0; bottom: -260px; right: 280px; opacity: .3; }
.animar[data-motion="c"] .hero::before { animation: flotar 14s ease-in-out infinite alternate; }
.animar[data-motion="c"] .hero::after { animation: flotar 18s ease-in-out infinite alternate-reverse; }
@keyframes flotar { to { transform: translate(-90px, 60px) scale(1.15); } }
[data-motion="c"] .hero-in { position: relative; z-index: 1; }
[data-motion="c"] .barra { transition: box-shadow .25s, background .25s; }
[data-motion="c"] .barra.bajo { box-shadow: 0 8px 24px -16px rgba(15,30,61,.35); }
[data-motion="c"] .barra-in { transition: height .25s var(--suave); }
[data-motion="c"] .barra.bajo .barra-in { height: 56px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}