/* ============================================================
   PREME · Sitio web (premeit.com.mx)
   Estilo premium con profundidad 3D.
   Colores del logo: rojo #A3221E y azul marino #0A2349.
   Tipografía propia: Plus Jakarta Sans (sin depender de Google).
   ============================================================ */

/* ---------- Fuentes ---------- */
@font-face { font-family: 'PJ'; font-weight: 400; font-display: swap; src: url('../fuentes/pj-400.woff2') format('woff2'); }
@font-face { font-family: 'PJ'; font-weight: 500; font-display: swap; src: url('../fuentes/pj-500.woff2') format('woff2'); }
@font-face { font-family: 'PJ'; font-weight: 600; font-display: swap; src: url('../fuentes/pj-600.woff2') format('woff2'); }
@font-face { font-family: 'PJ'; font-weight: 700; font-display: swap; src: url('../fuentes/pj-700.woff2') format('woff2'); }
@font-face { font-family: 'PJ'; font-weight: 800; font-display: swap; src: url('../fuentes/pj-800.woff2') format('woff2'); }

/* ---------- Colores y medidas ---------- */
:root {
  --rojo: #a3221e;
  --rojo-claro: #d0453c;
  --rojo-osc: #841915;
  --marino: #0a2349;
  --marino-2: #13306b;
  --marino-3: #061733;
  --tinta: #0a2349;
  --gris: #56627d;
  --gris-claro: #8a94ab;
  --fondo: #ffffff;
  --suave: #f4f6fb;
  --linea: #e6eaf2;
  --verde: #15803d;
  --radio: 18px;
  --ancho: 1200px;
  --margen: clamp(16px, 4vw, 40px);
  --curva: cubic-bezier(.22, 1, .36, 1);
  --sombra-3d: 0 2px 4px rgba(10,35,73,.04), 0 12px 24px -6px rgba(10,35,73,.10), 0 40px 80px -20px rgba(10,35,73,.28);
  --font: 'PJ', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scrollbar-gutter: stable; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--fondo); color: var(--tinta); font-family: var(--font); font-size: 17px; line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
h1, h2, h3, p, ul, ol, figure { margin: 0; }
h1, h2, h3 { font-weight: 800; letter-spacing: -0.035em; line-height: 1.05; text-wrap: balance; }
img { max-width: 100%; height: auto; display: block; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--rojo-claro); outline-offset: 3px; border-radius: 6px; }
::selection { background: var(--rojo); color: #fff; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.degradado { background: linear-gradient(100deg, var(--rojo) 0%, var(--rojo-claro) 35%, var(--marino-2) 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.degradado-claro { background: linear-gradient(100deg, #ff8a7a, #ffffff 80%); -webkit-background-clip: text; background-clip: text; color: transparent; }

.etiqueta { display: inline-flex; align-items: center; gap: 10px; padding: 7px 14px; border-radius: 999px; background: rgba(163,34,30,.07); color: var(--rojo); font-size: 13px; font-weight: 600; letter-spacing: .01em; }
.etiqueta .punto { width: 7px; height: 7px; border-radius: 50%; background: var(--rojo); box-shadow: 0 0 0 4px rgba(163,34,30,.18); animation: latido 2.4s ease-in-out infinite; }
.etiqueta.clara { background: rgba(255,255,255,.1); color: #ffd2cc; }
.etiqueta.clara .punto { background: #ff6b5b; box-shadow: 0 0 0 4px rgba(255,107,91,.25); }

/* ---------- Botones ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 52px; padding: 0 26px; border-radius: 14px; font-weight: 700; font-size: 16px; text-decoration: none; white-space: nowrap; transition: transform .25s var(--curva), box-shadow .25s var(--curva), background-color .2s; }
.btn:active { transform: scale(.97); }
.btn-rojo { background: linear-gradient(180deg, #b72a25, var(--rojo-osc)); color: #fff; box-shadow: inset 0 1px 0 rgba(255,255,255,.25), 0 10px 24px -8px rgba(163,34,30,.6); }
.btn-rojo:hover { transform: translateY(-2px); box-shadow: inset 0 1px 0 rgba(255,255,255,.25), 0 16px 32px -10px rgba(163,34,30,.7); }
.btn-vidrio { background: rgba(255,255,255,.7); color: var(--tinta); box-shadow: inset 0 0 0 1px var(--linea), 0 6px 16px -8px rgba(10,35,73,.2); backdrop-filter: blur(10px); }
.btn-vidrio:hover { transform: translateY(-2px); background: #fff; }
.btn-borde { background: #fff; color: var(--tinta); box-shadow: inset 0 0 0 1.5px var(--linea); }
.btn-borde:hover { box-shadow: inset 0 0 0 1.5px var(--tinta); }
.btn-chico { min-height: 42px; padding: 0 18px; font-size: 14px; border-radius: 12px; }

/* ---------- Barra superior (vidrio) ---------- */
.barra { position: fixed; inset: 14px 0 auto; z-index: 50; padding: 0 var(--margen); pointer-events: none; }
.barra-in { pointer-events: auto; max-width: var(--ancho); margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 10px 10px 10px 20px; border-radius: 18px; background: rgba(255,255,255,.72); backdrop-filter: saturate(180%) blur(16px); -webkit-backdrop-filter: saturate(180%) blur(16px); box-shadow: inset 0 0 0 1px rgba(10,35,73,.07), 0 10px 30px -15px rgba(10,35,73,.25); transition: background-color .3s; }
.barra.scrolled .barra-in { background: rgba(255,255,255,.9); }
.barra-logo img { height: 38px; width: auto; }
.barra-menu { display: flex; gap: 6px; }
.barra-menu a { text-decoration: none; font-size: 14.5px; font-weight: 500; color: var(--gris); padding: 8px 12px; border-radius: 10px; transition: color .2s, background-color .2s; }
.barra-menu a:hover { color: var(--tinta); background: rgba(10,35,73,.05); }

/* ============================================================
   PORTADA 3D
   ============================================================ */
.hero { position: relative; overflow: clip; padding: 150px var(--margen) 120px; text-align: center; isolation: isolate; }
.hero-luces { position: absolute; inset: 0; z-index: -2; pointer-events: none; }
.luz { position: absolute; border-radius: 50%; filter: blur(80px); opacity: .55; }
.l1 { width: 520px; height: 520px; background: #ffb4a8; top: -160px; left: -120px; animation: deriva 18s ease-in-out infinite alternate; }
.l2 { width: 620px; height: 620px; background: #b9c8ec; top: 80px; right: -200px; animation: deriva 22s ease-in-out infinite alternate-reverse; }
.l3 { width: 420px; height: 420px; background: #ffd9d3; bottom: 0; left: 35%; opacity: .4; animation: deriva 26s ease-in-out infinite alternate; }
.hero-piso { position: absolute; left: -50%; right: -50%; bottom: -10%; height: 70%; z-index: -1; pointer-events: none;
  background-image: linear-gradient(rgba(10,35,73,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(10,35,73,.08) 1px, transparent 1px);
  background-size: 64px 64px; transform: perspective(700px) rotateX(62deg); transform-origin: center top;
  -webkit-mask-image: linear-gradient(to bottom, transparent, #000 30%, #000 60%, transparent); mask-image: linear-gradient(to bottom, transparent, #000 30%, #000 60%, transparent);
  animation: avanzar 6s linear infinite; }

.hero-texto { max-width: 1120px; margin: 0 auto; }
.hero h1 { margin-top: 26px; font-size: clamp(2.5rem, 6vw, 5rem); }
.hero-frase { margin: 26px auto 0; max-width: 640px; font-size: clamp(1.05rem, 1.6vw, 1.25rem); color: var(--gris); }
.hero-acciones { margin-top: 36px; display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.hero-nota { margin-top: 18px; font-size: 14px; color: var(--gris-claro); }

/* La escena: el tablero real en perspectiva con tarjetas que flotan */
.escena { max-width: 1080px; margin: 80px auto 0; perspective: 2200px; perspective-origin: 50% 0%; }
.mesa { position: relative; transform-style: preserve-3d; transform: rotateX(var(--rx, 26deg)) rotateY(var(--ry, 0deg)) scale(var(--s, .9)); transform-origin: 50% 20%; will-change: transform; }
.pantalla { border-radius: 18px; overflow: hidden; background: #fff; box-shadow: 0 0 0 1px rgba(10,35,73,.08), 0 30px 60px -20px rgba(10,35,73,.35), 0 80px 140px -40px rgba(10,35,73,.45); }
.ventana-barra { display: flex; align-items: center; gap: 7px; padding: 12px 16px; background: #f3f5f9; border-bottom: 1px solid var(--linea); font-size: 12.5px; color: var(--gris); }
.ventana-barra i { width: 11px; height: 11px; border-radius: 50%; background: #ff5f57; }
.ventana-barra i:nth-child(2) { background: #febc2e; }
.ventana-barra i:nth-child(3) { background: #28c840; }
.ventana-barra span { margin: 0 auto; padding: 4px 16px; border-radius: 8px; background: #fff; box-shadow: inset 0 0 0 1px var(--linea); }

.flota { position: absolute; text-align: left; border-radius: 16px; background: rgba(255,255,255,.94); backdrop-filter: blur(12px); box-shadow: 0 0 0 1px rgba(10,35,73,.06), 0 24px 50px -16px rgba(10,35,73,.4); transform: translateZ(var(--z)); animation: flotar 6s ease-in-out infinite alternate; font-size: 13px; }
.f-oc { --z: 150px; width: 250px; padding: 16px; left: -7%; top: 16%; animation-delay: -1s; }
.f-ok { --z: 210px; right: -6%; top: 6%; display: flex; align-items: center; gap: 12px; padding: 14px 18px 14px 14px; animation-delay: -3s; }
.f-req { --z: 120px; left: 6%; bottom: -9%; display: flex; align-items: center; gap: 12px; padding: 14px 18px 14px 14px; animation-delay: -2s; }
.f-pdf { --z: 180px; right: -4%; bottom: -14%; width: 230px; padding: 8px; animation-delay: -4s; }
.f-pdf img { border-radius: 10px; }
.mini-cab { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.mini-cab b { font-size: 15px; }
.mini-sub { color: var(--gris); font-size: 12px; margin: 2px 0 10px; }
.mini-fila { display: flex; justify-content: space-between; padding: 3px 0; color: var(--gris); }
.mini-fila.total { color: var(--tinta); font-weight: 800; font-size: 15px; border-top: 1.5px solid var(--tinta); margin-top: 6px; padding-top: 8px; }
.mini-pdf { margin-top: 10px; color: var(--rojo); font-weight: 700; }
.f-ok b, .f-req b { display: block; font-size: 14px; }
.f-ok small, .f-req small { color: var(--gris); }
.ok-circulo { width: 38px; height: 38px; border-radius: 12px; display: grid; place-items: center; background: linear-gradient(180deg, #22a55a, #15803d); color: #fff; font-weight: 800; box-shadow: 0 8px 16px -6px rgba(21,128,61,.6); }
.campana { width: 38px; height: 38px; border-radius: 12px; background: linear-gradient(180deg, #b72a25, var(--rojo-osc)); position: relative; box-shadow: 0 8px 16px -6px rgba(163,34,30,.6); }
.campana::after { content: ""; position: absolute; inset: 13px; border-radius: 50%; background: #fff; animation: latido 1.8s ease-in-out infinite; }

.chip { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 11.5px; font-weight: 700; white-space: nowrap; }
.chip-ambar { background: #fff4e0; color: #b45309; }
.chip-verde { background: #e7f7ee; color: var(--verde); }
.chip-azul { background: #e8eefc; color: #1d4ed8; }

/* ---------- Datos rápidos ---------- */
.datos-rapidos { max-width: var(--ancho); margin: 0 auto; padding: 0 var(--margen); display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.dato-r { padding: 26px; border-radius: var(--radio); background: var(--suave); }
.dato-r b { display: block; font-size: 26px; font-weight: 800; letter-spacing: -.03em; }
.dato-r span { color: var(--gris); font-size: 15px; }

/* ---------- Encabezados de sección ---------- */
.encabezado { max-width: 760px; margin: 0 auto; text-align: center; }
.encabezado.izq { text-align: left; margin: 0; }
.encabezado h2, .pasos-texto h2, .marca-texto h2, .aprueba-texto h2 { margin-top: 20px; font-size: clamp(2.1rem, 4.4vw, 3.6rem); }
.encabezado > p:not(.etiqueta) { margin-top: 18px; color: var(--gris); font-size: 18px; }

/* ============================================================
   CÓMO FUNCIONA · mazo de cartas 3D guiado por el scroll
   ============================================================ */
.pasos { position: relative; height: 380vh; margin-top: 120px; }
.pasos-pegado { position: sticky; top: 0; height: 100vh; max-width: var(--ancho); margin: 0 auto; padding: 90px var(--margen) 30px; display: grid; grid-template-columns: 1fr 1.05fr; gap: 60px; align-items: center; }
.pasos-lista { list-style: none; padding: 0; margin-top: 34px; display: grid; gap: 6px; }
.pasos-lista button { width: 100%; display: flex; gap: 18px; text-align: left; padding: 16px 18px; border-radius: 16px; transition: background-color .35s, box-shadow .35s; }
.pasos-lista .num { font-weight: 800; font-size: 14px; color: var(--gris-claro); padding-top: 2px; transition: color .3s; }
.pasos-lista b { display: block; font-size: 18px; color: var(--gris); transition: color .3s; }
.pasos-lista small { display: block; max-height: 0; opacity: 0; overflow: hidden; color: var(--gris); font-size: 15px; transition: max-height .5s var(--curva), opacity .4s, margin .5s; }
.pasos-lista li.activo button { background: #fff; box-shadow: 0 0 0 1px var(--linea), 0 16px 36px -18px rgba(10,35,73,.3); }
.pasos-lista li.activo .num { color: var(--rojo); }
.pasos-lista li.activo b { color: var(--tinta); }
.pasos-lista li.activo small { max-height: 90px; opacity: 1; margin-top: 4px; }

.mazo { position: relative; height: 470px; perspective: 1600px; transform-style: preserve-3d; }
.mazo::before { content: ""; position: absolute; inset: 10% 5%; border-radius: 40px; background: radial-gradient(closest-side, rgba(163,34,30,.18), transparent), radial-gradient(closest-side at 70% 70%, rgba(19,48,107,.22), transparent); filter: blur(30px); }
.carta { position: absolute; left: 0; right: 0; top: 60px; margin: auto; max-width: 540px; border-radius: 20px; overflow: hidden; background: #fff; font-size: 14px; box-shadow: 0 0 0 1px rgba(10,35,73,.07), var(--sombra-3d);
  height: 400px; display: flex; flex-direction: column;
  --d: 0; transform: translateY(calc(var(--d) * -30px)) translateZ(calc(var(--d) * -120px)) rotateX(calc(var(--d) * 4deg)); opacity: calc(1 - var(--d) * .3); z-index: calc(10 - var(--d));
  transition: transform .8s var(--curva), opacity .6s var(--curva); }
.carta.pasada { transform: translateY(-70%) translateZ(160px) rotateX(38deg); opacity: 0; pointer-events: none; }
.carta-cab { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; padding: 18px 22px; border-bottom: 1px solid var(--linea); }
.carta-cab b { display: block; font-size: 16px; }
.carta-cab small { color: var(--gris); font-size: 12.5px; }
.carta table { width: 100%; border-collapse: collapse; }
.carta th { text-align: left; font-size: 11px; letter-spacing: .06em; text-transform: uppercase; color: var(--gris-claro); padding: 12px 22px 8px; font-weight: 600; }
.carta td { padding: 11px 22px; border-top: 1px solid #f0f2f7; }
.carta td small { display: block; color: var(--gris-claro); font-size: 12px; }
.der { text-align: right !important; }
.carta-tot { margin-left: auto; width: 60%; padding: 8px 22px 12px; }
.carta-tot div { display: flex; justify-content: space-between; padding: 3px 0; color: var(--gris); }
.carta-tot .gran { color: var(--tinta); font-weight: 800; border-top: 1.5px solid var(--tinta); margin-top: 6px; padding-top: 8px; font-size: 16px; }
.carta-pie { margin-top: auto; display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 14px 22px; background: #f8f9fc; font-size: 13px; color: var(--gris); }
.carta-btns { display: flex; gap: 8px; }
.carta-btns span { padding: 6px 12px; border-radius: 10px; font-weight: 700; }
.carta-btns .no { background: #fff; box-shadow: inset 0 0 0 1px var(--linea); }
.carta-btns .si { background: var(--verde); color: #fff; }
.rojo { color: var(--rojo); font-weight: 700; }

/* ============================================================
   FUNCIONES · bento con tarjetas que se inclinan en 3D
   ============================================================ */
.funciones { max-width: var(--ancho); margin: 140px auto 0; padding: 0 var(--margen); }
.bento { margin-top: 56px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.tarjeta { position: relative; overflow: hidden; border-radius: 26px; padding: 30px; background: linear-gradient(180deg, #f7f8fc, #eef1f8); display: flex; flex-direction: column; gap: 26px; box-shadow: inset 0 0 0 1px rgba(10,35,73,.05); }
.t-grande { grid-column: span 2; }
.t-alta { grid-row: span 2; }
.t-oscura { grid-column: span 3; flex-direction: row; align-items: center; justify-content: space-between; background: radial-gradient(120% 140% at 0% 0%, var(--marino-2), var(--marino-3)); color: #fff; }
.t-texto h3 { font-size: 24px; letter-spacing: -.025em; }
.t-texto p { margin-top: 8px; color: var(--gris); font-size: 15.5px; max-width: 46ch; }
.t-oscura .t-texto p { color: rgba(255,255,255,.75); }
.t-img { margin-top: auto; margin-right: -30px; margin-bottom: -30px; border-radius: 14px 0 0 0; overflow: hidden; box-shadow: 0 0 0 1px rgba(10,35,73,.08), 0 20px 40px -20px rgba(10,35,73,.4); transition: transform .5s var(--curva); }
.tarjeta:hover .t-img { transform: translate(-6px, -6px); }
.roles { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: 10px; justify-content: flex-end; max-width: 560px; }
.roles li { padding: 10px 18px; border-radius: 999px; background: rgba(255,255,255,.08); box-shadow: inset 0 0 0 1px rgba(255,255,255,.15); font-weight: 600; font-size: 15px; }

/* Inclinación 3D y brillo que sigue al mouse (lo controla sitio.js) */
.inclina { transform: perspective(1100px) rotateX(var(--ty, 0deg)) rotateY(var(--tx, 0deg)); transition: transform .5s var(--curva), box-shadow .5s var(--curva); will-change: transform; }
.inclina::after { content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none; opacity: 0; transition: opacity .4s; background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), rgba(255,255,255,.55), transparent 45%); }
.inclina:hover::after { opacity: 1; }
.inclina.moviendo { transition: transform .08s linear; }

/* ============================================================
   TU MARCA · navegador 3D que cambia en vivo
   ============================================================ */
.marca { max-width: var(--ancho); margin: 160px auto 0; padding: 0 var(--margen); display: grid; grid-template-columns: .9fr 1.1fr; gap: 70px; align-items: center; }
.marca-texto > p:not(.etiqueta) { margin-top: 18px; color: var(--gris); font-size: 18px; }
.control { margin-top: 32px; padding: 24px; border-radius: 22px; background: var(--suave); }
.control label, .control-tit { display: block; font-size: 13px; font-weight: 600; color: var(--gris); margin-bottom: 8px; }
.control-tit { margin-top: 18px; }
.control input { width: 100%; height: 54px; border: 0; border-radius: 14px; padding: 0 18px; font: inherit; font-size: 17px; color: var(--tinta); background: #fff; box-shadow: inset 0 0 0 1.5px var(--linea); transition: box-shadow .2s; }
.control input:focus { outline: none; box-shadow: inset 0 0 0 2px var(--rojo); }
.muestras { display: flex; gap: 10px; flex-wrap: wrap; }
.muestras button { width: 42px; height: 42px; border-radius: 13px; background: var(--m); box-shadow: inset 0 -3px 0 rgba(0,0,0,.18); transition: transform .25s var(--curva), box-shadow .2s; }
.muestras button:hover { transform: translateY(-3px); }
.muestras button[aria-pressed="true"] { box-shadow: 0 0 0 3px #fff, 0 0 0 5px var(--tinta); transform: translateY(-3px); }

.marca-escena { perspective: 1800px; padding: 30px 0 50px; }
.navegador { position: relative; border-radius: 18px; overflow: hidden; background: #fff; transform: perspective(1800px) rotateY(var(--tx, -14deg)) rotateX(var(--ty, 6deg)); box-shadow: -30px 40px 80px -30px rgba(10,35,73,.45), 0 0 0 1px rgba(10,35,73,.08); transition: transform .6s var(--curva); }
.portal-fondo { padding: 44px 24px; background: radial-gradient(120% 90% at 50% 0%, color-mix(in srgb, var(--c) 16%, #fff), #f4f6fb 70%); transition: background .4s; display: grid; place-items: center; }
.portal-tarjeta { width: min(100%, 360px); background: #fff; border-radius: 18px; padding: 26px; box-shadow: 0 0 0 1px rgba(10,35,73,.06), 0 24px 50px -20px rgba(10,35,73,.35); border-top: 4px solid var(--c); transition: border-color .4s; }
.portal-logo { display: flex; align-items: center; justify-content: center; gap: 10px; }
.portal-logo .ini { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: var(--c); color: #fff; font-weight: 800; transition: background .4s; }
.portal-logo .nom { font-weight: 800; font-size: 17px; max-width: 220px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.portal-tit { text-align: center; margin-top: 16px; font-weight: 800; font-size: 18px; }
.portal-sub { text-align: center; color: var(--gris); font-size: 13px; margin-bottom: 18px; }
.portal-campo { margin-top: 12px; font-size: 12px; font-weight: 600; color: var(--gris); }
.portal-campo div { margin-top: 5px; height: 42px; border-radius: 10px; background: #f6f8fc; box-shadow: inset 0 0 0 1px var(--linea); display: flex; align-items: center; padding: 0 12px; color: #a7b0c4; font-weight: 400; font-size: 14px; }
.portal-boton { margin-top: 18px; height: 46px; border-radius: 12px; display: grid; place-items: center; background: var(--c); color: #fff; font-weight: 700; font-size: 15px; transition: background .4s; box-shadow: 0 10px 20px -10px var(--c); }

/* ============================================================
   APROBACIONES · celular 3D sobre azul marino
   ============================================================ */
.aprueba { position: relative; overflow: hidden; margin: 160px var(--margen) 0; border-radius: 36px; background: radial-gradient(120% 120% at 0% 0%, var(--marino-2), var(--marino-3) 70%); color: #fff; padding: clamp(50px, 7vw, 90px); display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; isolation: isolate; }
.aprueba-luz { position: absolute; width: 600px; height: 600px; right: -120px; top: -160px; border-radius: 50%; background: radial-gradient(closest-side, rgba(208,69,60,.55), transparent); filter: blur(30px); z-index: -1; transition: background .6s; }
.aprueba.rechazado .aprueba-luz { background: radial-gradient(closest-side, rgba(120,140,190,.45), transparent); }
.aprueba-texto > p:not(.etiqueta) { margin-top: 18px; font-size: 18px; color: rgba(255,255,255,.78); max-width: 46ch; }
.aprueba-resultado { display: inline-block; margin-top: 26px !important; padding: 12px 18px; border-radius: 14px; background: rgba(255,255,255,.08); box-shadow: inset 0 0 0 1px rgba(255,255,255,.14); font-weight: 600; color: #fff !important; font-size: 15px !important; }

.celular-escena { perspective: 1600px; display: grid; place-items: center; padding: 20px 0; }
.celular { position: relative; width: 300px; height: 610px; border-radius: 48px; padding: 14px; background: linear-gradient(145deg, #2a3550, #0b1222); transform: rotateY(-22deg) rotateX(10deg) rotateZ(2deg); transform-style: preserve-3d; animation: flotar-cel 7s ease-in-out infinite alternate;
  box-shadow: inset 0 0 0 2px rgba(255,255,255,.12), 6px 0 0 #1a2338, 12px 2px 0 #121a2c, 40px 60px 80px -20px rgba(0,0,0,.6); }
.celular:hover, .celular:focus-within { animation-play-state: paused; }
.cel-notch { position: absolute; top: 22px; left: 50%; width: 96px; height: 26px; margin-left: -48px; border-radius: 20px; background: #05080f; z-index: 2; }
.cel-pantalla { height: 100%; border-radius: 36px; background: linear-gradient(180deg, #f6f8fc, #e9edf5); color: var(--tinta); padding: 56px 20px 20px; display: flex; flex-direction: column; overflow: hidden; }
.cel-hora { text-align: center; font-size: 13px; font-weight: 700; color: var(--gris); }
.cel-tit { margin-top: 14px; font-size: 22px; font-weight: 800; letter-spacing: -.02em; }
.cel-tarjeta { margin-top: 14px; padding: 16px; border-radius: 18px; background: #fff; box-shadow: 0 10px 24px -14px rgba(10,35,73,.35); display: grid; gap: 2px; }
.cel-tarjeta small { color: var(--gris-claro); font-size: 11px; margin-top: 8px; }
.cel-tarjeta small:first-child { margin-top: 0; }
.cel-tarjeta b { font-size: 14px; }
.cel-monto { font-size: 26px !important; letter-spacing: -.03em; }
.cel-estado { margin-top: 12px; padding: 12px; border-radius: 14px; font-weight: 700; font-size: 14px; text-align: center; animation: aparecer-estado .45s var(--curva); }
.cel-estado.ok { background: #e7f7ee; color: var(--verde); }
.cel-estado.no { background: #fdecea; color: var(--rojo); }
.cel-botones { margin-top: auto; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.cel-botones button { height: 50px; border-radius: 14px; font-weight: 700; font-size: 15px; transition: transform .2s var(--curva); }
.cel-botones button:active { transform: scale(.95); }
.cel-no { background: #fff; color: var(--rojo); box-shadow: inset 0 0 0 1.5px #f2c9c6; }
.cel-si { background: linear-gradient(180deg, #22a55a, #15803d); color: #fff; box-shadow: 0 8px 18px -8px rgba(21,128,61,.7); }

/* ============================================================
   PRECIOS
   ============================================================ */
.precios { max-width: var(--ancho); margin: 160px auto 0; padding: 0 var(--margen); }
.periodo-toggle { display: inline-flex; margin-top: 30px; padding: 5px; border-radius: 16px; background: var(--suave); box-shadow: inset 0 0 0 1px var(--linea); }
.periodo-toggle button { padding: 10px 20px; border-radius: 12px; font-weight: 700; font-size: 15px; color: var(--gris); transition: background-color .25s, color .25s, box-shadow .25s; }
.periodo-toggle button[aria-pressed="true"] { background: #fff; color: var(--tinta); box-shadow: 0 6px 14px -8px rgba(10,35,73,.4); }
.ahorro { margin-left: 6px; padding: 2px 8px; border-radius: 999px; background: #e7f7ee; color: var(--verde); font-size: 12px; }

.planes { margin-top: 56px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: stretch; }
.plan { position: relative; display: flex; flex-direction: column; padding: 34px 30px 30px; border-radius: 28px; background: #fff; box-shadow: 0 0 0 1px var(--linea), 0 20px 40px -28px rgba(10,35,73,.35); }
.plan h3 { font-size: 22px; letter-spacing: -.02em; }
.plan-para { margin-top: 6px; color: var(--gris); font-size: 15px; }
.plan-precio { margin-top: 26px; display: flex; align-items: baseline; gap: 6px; flex-wrap: wrap; }
.plan-precio .monto { font-size: 52px; font-weight: 800; letter-spacing: -.045em; line-height: 1; display: inline-block; transition: transform .35s var(--curva), opacity .25s; }
.plan-precio .monto.cambiando { transform: translateY(-10px) rotateX(70deg); opacity: 0; }
.plan-precio .per { color: var(--gris); font-size: 15px; }
.plan-anual { margin-top: 6px; font-size: 13.5px; color: var(--verde); font-weight: 600; min-height: 1.4em; }
.plan ul { list-style: none; padding: 0; margin: 26px 0 30px; display: grid; gap: 12px; }
.plan li { position: relative; padding-left: 30px; font-size: 15.5px; }
.plan li::before { content: ""; position: absolute; left: 0; top: 3px; width: 20px; height: 20px; border-radius: 7px; background: rgba(163,34,30,.1) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23a3221e' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E") center / 12px no-repeat; }
.plan .elegir { margin-top: auto; width: 100%; }

.plan-destacado { background: radial-gradient(120% 100% at 0% 0%, var(--marino-2), var(--marino-3)); color: #fff; box-shadow: 0 40px 80px -30px rgba(10,35,73,.7); transform: perspective(1100px) translateY(-14px) rotateX(var(--ty, 0deg)) rotateY(var(--tx, 0deg)); }
.plan-destacado .plan-para, .plan-destacado .per { color: rgba(255,255,255,.7); }
.plan-destacado .plan-anual { color: #7ee2a8; }
.plan-destacado li::before { background-color: rgba(255,255,255,.12); background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E"); }
.plan-destacado .inclina::after, .plan-destacado::after { background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), rgba(255,255,255,.12), transparent 45%); }
.plan-sello { position: absolute; top: 20px; right: 20px; padding: 6px 12px; border-radius: 999px; background: linear-gradient(180deg, #b72a25, var(--rojo-osc)); font-size: 12px; font-weight: 700; box-shadow: 0 6px 14px -6px rgba(163,34,30,.8); }

.letra-chica { margin-top: 30px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.letra-chica div { padding: 20px 22px; border-radius: 18px; background: var(--suave); }
.letra-chica b { display: block; font-size: 15.5px; }
.letra-chica span { color: var(--gris); font-size: 14.5px; }

/* ============================================================
   PREGUNTAS
   ============================================================ */
.preguntas { max-width: var(--ancho); margin: 160px auto 0; padding: 0 var(--margen); display: grid; grid-template-columns: .8fr 1.2fr; gap: 60px; align-items: start; }
.preguntas .encabezado { position: sticky; top: 120px; }
.preguntas .encabezado a { color: var(--rojo); font-weight: 600; }
.lista-preg { display: grid; gap: 10px; }
.lista-preg details { border-radius: 18px; background: var(--suave); transition: background-color .3s, box-shadow .3s; }
.lista-preg details[open] { background: #fff; box-shadow: 0 0 0 1px var(--linea), 0 20px 40px -24px rgba(10,35,73,.3); }
.lista-preg summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 20px 24px; font-weight: 700; font-size: 17px; }
.lista-preg summary::-webkit-details-marker { display: none; }
.lista-preg summary::after { content: "+"; flex: none; width: 30px; height: 30px; border-radius: 10px; display: grid; place-items: center; background: #fff; font-size: 20px; font-weight: 500; color: var(--rojo); box-shadow: inset 0 0 0 1px var(--linea); transition: transform .35s var(--curva); }
.lista-preg details[open] summary::after { transform: rotate(45deg); }
.lista-preg details p { padding: 0 24px 22px; color: var(--gris); }

/* ============================================================
   CONTACTO
   ============================================================ */
.contacto { margin: 160px var(--margen) 0; }
.contacto-panel { position: relative; overflow: hidden; max-width: var(--ancho); margin: 0 auto; border-radius: 36px; padding: clamp(50px, 7vw, 90px) var(--margen); text-align: center; color: #fff; background: radial-gradient(130% 120% at 50% 0%, var(--marino-2), var(--marino-3) 70%); isolation: isolate; }
.contacto-luz { position: absolute; inset: auto -20% -60% -20%; height: 120%; z-index: -1; background: radial-gradient(closest-side, rgba(208,69,60,.5), transparent); filter: blur(20px); animation: respirar 8s ease-in-out infinite alternate; }
.contacto-logo { width: 150px; margin: 0 auto 26px; }
.contacto-panel h2 { font-size: clamp(2.1rem, 5vw, 3.8rem); }
.contacto-panel > p { margin: 16px auto 0; max-width: 560px; color: rgba(255,255,255,.75); font-size: 18px; }
#form-contacto { max-width: 560px; margin: 34px auto 0; }
.campo-uno { display: flex; gap: 8px; padding: 8px; border-radius: 20px; background: rgba(255,255,255,.1); box-shadow: inset 0 0 0 1px rgba(255,255,255,.18); backdrop-filter: blur(10px); }
.campo-uno input { flex: 1; min-width: 0; height: 54px; border: 0; background: transparent; color: #fff; padding: 0 14px; font: inherit; font-size: 17px; }
.campo-uno input::placeholder { color: rgba(255,255,255,.5); }
.campo-uno input:focus { outline: none; }
.campo-uno:focus-within { box-shadow: inset 0 0 0 2px rgba(255,255,255,.5); }
.nota { margin-top: 14px; font-size: 14px; color: rgba(255,255,255,.6); }
.nota.ok { color: #7ee2a8; font-weight: 700; }
.nota.error { color: #ffb4a8; font-weight: 700; }
.trampa { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.contacto-datos { margin-top: 40px; display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; }
.contacto-datos a, .contacto-datos span { padding: 10px 18px; border-radius: 999px; background: rgba(255,255,255,.07); box-shadow: inset 0 0 0 1px rgba(255,255,255,.14); text-decoration: none; font-weight: 600; font-size: 15px; transition: background-color .2s; }
.contacto-datos a:hover { background: rgba(255,255,255,.16); }

/* ---------- Pie ---------- */
.pie { max-width: var(--ancho); margin: 70px auto 0; padding: 30px var(--margen) 40px; display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; color: var(--gris); font-size: 14.5px; }
.pie-logo img { height: 36px; width: auto; }
.pie nav { display: flex; gap: 22px; flex-wrap: wrap; }
.pie nav a { text-decoration: none; }
.pie nav a:hover { color: var(--rojo); }

.wa { position: fixed; right: 20px; bottom: 20px; z-index: 40; width: 58px; height: 58px; border-radius: 50%; display: grid; place-items: center; background: linear-gradient(180deg, #2bd06a, #1f9d55); color: #fff; box-shadow: 0 14px 30px -10px rgba(31,157,85,.7); transition: transform .25s var(--curva); }
.wa:hover { transform: translateY(-3px) scale(1.05); }

/* ============================================================
   Páginas legales (aviso de privacidad, términos)
   ============================================================ */
.legal-cab { display: flex; justify-content: space-between; align-items: center; gap: 1rem; max-width: var(--ancho); margin: 0 auto; padding: 24px var(--margen); }
.legal-cab img { width: 150px; height: auto; }
.legal-cab a.volver { color: var(--gris); text-decoration: none; font-size: 15px; font-weight: 600; }
.legal-cab a.volver:hover { color: var(--rojo); }
.legal { max-width: 74ch; margin: 30px auto 0; padding: 0 var(--margen); }
.legal h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); }
.legal .fecha { margin-top: 12px; color: var(--gris); font-size: 15px; }
.legal h2 { font-size: 1.35rem; margin-top: 2.6rem; letter-spacing: -.02em; }
.legal p, .legal li { margin-top: .9rem; color: #2a3957; }
.legal ul, .legal ol { padding-left: 1.3rem; }
.legal li { margin-top: .45rem; }
.legal a { color: var(--rojo); }
.legal .recuadro { margin-top: 1.6rem; padding: 1.2rem 1.4rem; border-radius: var(--radio); background: var(--suave); }
.legal .pendiente { background: #fff3cd; padding: 0 .25em; border-radius: 4px; }

/* ============================================================
   Animaciones
   ============================================================ */
@keyframes latido { 50% { transform: scale(.75); opacity: .6; } }
@keyframes deriva { to { transform: translate(80px, 60px) scale(1.15); } }
@keyframes avanzar { to { background-position: 0 64px, 0 0; } }
@keyframes flotar { from { translate: 0 0; } to { translate: 0 -14px; } }
@keyframes flotar-cel { from { translate: 0 0; } to { translate: 0 -18px; } }
@keyframes respirar { to { transform: scale(1.15); opacity: .8; } }
@keyframes aparecer-estado { from { opacity: 0; transform: translateY(8px) scale(.96); } }
@keyframes entrar { from { opacity: 0; transform: translateY(24px); filter: blur(6px); } }

.js [data-aparece] { animation: entrar 1s var(--curva) both; animation-delay: calc(var(--i, 0) * 110ms + 100ms); }
.js [data-revela] { opacity: 0; translate: 0 40px; transition: opacity .9s var(--curva), translate 1s var(--curva); transition-delay: calc(var(--i, 0) * 100ms); }
.js [data-revela].dentro { opacity: 1; translate: 0 0; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js [data-revela] { opacity: 1; translate: none; }
  .mesa { --rx: 8deg !important; }
}

/* ============================================================
   Tableta y celular
   ============================================================ */
@media (max-width: 1000px) {
  .barra-menu { display: none; }
  .datos-rapidos { grid-template-columns: repeat(2, 1fr); }
  .pasos { height: auto; margin-top: 100px; }
  .pasos-pegado { position: static; height: auto; grid-template-columns: 1fr; gap: 30px; padding-top: 0; }
  .mazo { height: 440px; }
  .bento { grid-template-columns: 1fr 1fr; }
  .t-grande { grid-column: span 2; }
  .t-alta { grid-row: auto; }
  .t-oscura { grid-column: span 2; flex-direction: column; align-items: flex-start; }
  .roles { justify-content: flex-start; }
  .marca { grid-template-columns: 1fr; gap: 20px; }
  .aprueba { grid-template-columns: 1fr; }
  .planes { grid-template-columns: 1fr; max-width: 520px; margin-left: auto; margin-right: auto; }
  .plan-destacado { transform: none; }
  .letra-chica { grid-template-columns: 1fr; }
  .preguntas { grid-template-columns: 1fr; gap: 30px; }
  .preguntas .encabezado { position: static; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .barra { inset: 10px 0 auto; }
  .barra-logo img { height: 32px; }
  .hero { padding-top: 120px; padding-bottom: 70px; }
  .hero h1 br { display: none; }
  .hero-acciones .btn { width: 100%; }
  .escena { margin-top: 50px; }
  .f-oc { width: 170px; padding: 10px; font-size: 11px; left: -2%; top: 30%; }
  .f-oc .mini-fila:not(.total), .f-oc .mini-sub { display: none; }
  .f-ok { right: -2%; top: 12%; padding: 8px 12px 8px 8px; }
  .f-req, .f-pdf { display: none; }
  .ok-circulo, .campana { width: 30px; height: 30px; }
  .f-ok b { font-size: 12px; } .f-ok small { font-size: 11px; }
  .datos-rapidos { gap: 10px; }
  .dato-r { padding: 18px; }
  .dato-r b { font-size: 20px; }
  .dato-r span { font-size: 13.5px; }
  .mazo { height: 430px; }
  .carta { top: 50px; font-size: 13px; height: 370px; }
  .carta-cab, .carta-pie { padding: 14px 16px; }
  .carta th, .carta td { padding-left: 16px; padding-right: 16px; }
  .carta-tot { width: 80%; }
  .bento { grid-template-columns: 1fr; }
  .t-grande, .t-oscura { grid-column: auto; }
  .tarjeta { padding: 24px; }
  .t-img { margin-right: -24px; margin-bottom: -24px; }
  .navegador { transform: none; }
  .aprueba, .contacto { margin-left: 10px; margin-right: 10px; border-radius: 28px; }
  .aprueba { padding: 44px 22px; }
  .celular { width: 260px; height: 530px; transform: rotateY(-12deg) rotateX(6deg); }
  .campo-uno { flex-direction: column; }
  .campo-uno .btn { width: 100%; }
  .pie { flex-direction: column; align-items: flex-start; }
  .wa { right: 14px; bottom: 14px; }
}

/* ============================================================
   VENTANA "PIDE TU DEMO"
   ============================================================ */
html.bloqueado { overflow: hidden; }
.modal { border: 0; padding: 0; background: transparent; max-width: none; max-height: none; width: 100%; height: 100%; display: grid; place-items: center; overflow-y: auto; }
.modal:not([open]) { display: none; }
.modal::backdrop { background: rgba(6,23,51,.55); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); animation: fondo-entra .35s ease both; }
.modal[open] .modal-caja { animation: modal-entra .55s var(--curva) both; }
.modal.saliendo .modal-caja { animation: modal-sale .3s ease both; }
.modal.saliendo::backdrop { animation: fondo-sale .3s ease both; }
.modal-caja { position: relative; width: min(100% - 32px, 480px); margin: 24px auto; padding: 32px; border-radius: 28px; background: #fff; color: var(--tinta); box-shadow: 0 0 0 1px rgba(10,35,73,.06), 0 50px 100px -30px rgba(6,23,51,.6); }
.modal-cerrar { position: absolute; top: 16px; right: 16px; width: 38px; height: 38px; border-radius: 12px; background: var(--suave); color: var(--gris); font-size: 15px; transition: background-color .2s, transform .2s var(--curva); }
.modal-cerrar:hover { background: #e8ecf4; transform: rotate(90deg); }
.modal-cab { display: flex; gap: 14px; align-items: center; padding-right: 40px; }
.modal-cab img { width: 48px; height: 48px; border-radius: 14px; }
.modal-cab h2 { font-size: 24px; letter-spacing: -.03em; }
.modal-cab p { color: var(--gris); font-size: 14.5px; margin-top: 2px; }
#form-demo { margin-top: 24px; display: grid; gap: 14px; }
.campo label, .medio legend { display: block; font-size: 13px; font-weight: 600; color: var(--gris); margin-bottom: 6px; }
.opcional { font-weight: 400; color: var(--gris-claro); }
.campo input { width: 100%; height: 50px; border: 0; border-radius: 13px; padding: 0 16px; font: inherit; font-size: 16px; color: var(--tinta); background: var(--suave); box-shadow: inset 0 0 0 1.5px transparent; transition: box-shadow .2s, background-color .2s; }
.campo input:focus { outline: none; background: #fff; box-shadow: inset 0 0 0 2px var(--rojo); }
.campo input[aria-invalid="true"] { box-shadow: inset 0 0 0 2px #d92d20; background: #fff; }
.medio { border: 0; padding: 0; margin: 0; }
.medio-opciones { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; padding: 5px; border-radius: 15px; background: var(--suave); }
.medio-opciones input { position: absolute; opacity: 0; pointer-events: none; }
.medio-opciones span { display: flex; align-items: center; justify-content: center; gap: 8px; height: 44px; border-radius: 11px; font-weight: 700; font-size: 15px; color: var(--gris); cursor: pointer; transition: background-color .25s, color .25s, box-shadow .25s; }
.medio-opciones input:checked + span { background: #fff; color: var(--tinta); box-shadow: 0 6px 14px -8px rgba(10,35,73,.45); }
.medio-opciones input[value="whatsapp"]:checked + span svg { color: #1f9d55; }
.medio-opciones input[value="correo"]:checked + span svg { color: var(--rojo); }
.medio-opciones input:focus-visible + span { outline: 3px solid var(--rojo-claro); outline-offset: 2px; }
.modal-plan { padding: 10px 14px; border-radius: 12px; background: rgba(163,34,30,.07); color: var(--rojo); font-weight: 600; font-size: 14px; }
.btn-ancho { width: 100%; }
.btn-wa { background: #fff; color: #128c4a; box-shadow: inset 0 0 0 1.5px #bfe8cf; }
.btn-wa:hover { background: #effaf3; }
.modal-nota { min-height: 1.2em; font-size: 14px; font-weight: 600; text-align: center; }
.modal-nota.error { color: #d92d20; }
.separador { display: flex; align-items: center; gap: 12px; color: var(--gris-claro); font-size: 13px; }
.separador::before, .separador::after { content: ""; flex: 1; height: 1px; background: var(--linea); }
.modal-privacidad { font-size: 12.5px; color: var(--gris-claro); text-align: center; }
.modal-privacidad a { color: var(--gris); }
.modal-listo { text-align: center; padding: 20px 0 4px; }
.modal-listo h2 { margin-top: 16px; font-size: 28px; }
.modal-listo p { margin: 8px auto 22px; color: var(--gris); max-width: 32ch; }
.listo-circulo { width: 72px; height: 72px; margin: 0 auto; border-radius: 22px; display: grid; place-items: center; font-size: 34px; font-weight: 800; color: #fff; background: linear-gradient(180deg, #22a55a, #15803d); box-shadow: 0 16px 30px -12px rgba(21,128,61,.7); animation: modal-entra .6s var(--curva) both; }

@keyframes fondo-entra { from { opacity: 0; } }
@keyframes fondo-sale { to { opacity: 0; } }
@keyframes modal-entra { from { opacity: 0; transform: perspective(1200px) translateY(40px) rotateX(14deg) scale(.94); } }
@keyframes modal-sale { to { opacity: 0; transform: perspective(1200px) translateY(20px) rotateX(8deg) scale(.96); } }

/* ============================================================
   ASISTENTE (chat)
   ============================================================ */
.wa { display: none; }
.chat-boton { position: fixed; right: 22px; bottom: 22px; z-index: 60; width: 62px; height: 62px; border-radius: 20px; display: grid; place-items: center; color: #fff; background: radial-gradient(120% 120% at 0% 0%, var(--marino-2), var(--marino-3)); box-shadow: 0 16px 34px -12px rgba(6,23,51,.7), inset 0 1px 0 rgba(255,255,255,.15); transition: transform .3s var(--curva), border-radius .3s var(--curva); }
.chat-boton:hover { transform: translateY(-3px); }
.chat-boton .ico-cerrar { display: none; }
.chat-boton[aria-expanded="true"] { border-radius: 50%; }
.chat-boton[aria-expanded="true"] .ico-abrir { display: none; }
.chat-boton[aria-expanded="true"] .ico-cerrar { display: block; }
.chat-aviso { position: absolute; top: -5px; right: -5px; min-width: 22px; height: 22px; padding: 0 6px; border-radius: 999px; background: var(--rojo); color: #fff; font-size: 12px; font-weight: 800; display: grid; place-items: center; box-shadow: 0 0 0 3px #fff; animation: latido 2.4s ease-in-out infinite; }
.chat-aviso[hidden] { display: none; }

.chat { position: fixed; right: 22px; bottom: 98px; z-index: 60; width: min(380px, calc(100vw - 32px)); height: min(560px, calc(100dvh - 130px)); display: flex; flex-direction: column; border-radius: 24px; overflow: hidden; background: #fff; box-shadow: 0 0 0 1px rgba(10,35,73,.07), 0 40px 80px -24px rgba(6,23,51,.55); transform-origin: bottom right; animation: chat-entra .45s var(--curva) both; }
.chat[hidden] { display: none; }
.chat.saliendo { animation: chat-sale .25s ease both; }
.chat-cab { display: flex; align-items: center; gap: 12px; padding: 16px 16px 16px 18px; color: #fff; background: radial-gradient(140% 140% at 0% 0%, var(--marino-2), var(--marino-3)); }
.chat-cab img { width: 40px; height: 40px; border-radius: 12px; background: #fff; padding: 4px; }
.chat-cab b { display: block; font-size: 15.5px; }
.chat-cab small { display: flex; align-items: center; gap: 6px; font-size: 12.5px; color: rgba(255,255,255,.75); }
.en-linea { width: 8px; height: 8px; border-radius: 50%; background: #34d27b; box-shadow: 0 0 0 3px rgba(52,210,123,.25); }
.chat-cerrar { margin-left: auto; width: 34px; height: 34px; border-radius: 10px; color: #fff; background: rgba(255,255,255,.1); }
.chat-cerrar:hover { background: rgba(255,255,255,.2); }
.chat-mensajes { flex: 1; overflow-y: auto; padding: 18px 16px 8px; display: flex; flex-direction: column; gap: 10px; background: linear-gradient(180deg, #f7f8fc, #fff); overscroll-behavior: contain; }
.burbuja { max-width: 86%; padding: 11px 14px; border-radius: 18px; font-size: 14.5px; line-height: 1.5; animation: burbuja-entra .35s var(--curva) both; white-space: pre-line; }
.burbuja.bot { align-self: flex-start; background: #fff; color: var(--tinta); border-bottom-left-radius: 6px; box-shadow: 0 0 0 1px var(--linea), 0 6px 14px -10px rgba(10,35,73,.35); }
.burbuja.yo { align-self: flex-end; background: linear-gradient(180deg, #b72a25, var(--rojo-osc)); color: #fff; border-bottom-right-radius: 6px; }
.burbuja.escribiendo { display: flex; gap: 4px; padding: 14px 16px; }
.burbuja.escribiendo i { width: 7px; height: 7px; border-radius: 50%; background: var(--gris-claro); animation: puntos 1s ease-in-out infinite; }
.burbuja.escribiendo i:nth-child(2) { animation-delay: .15s; }
.burbuja.escribiendo i:nth-child(3) { animation-delay: .3s; }
.chat-opciones { display: flex; flex-wrap: wrap; gap: 6px; padding: 8px 14px 4px; }
.chat-opciones button { padding: 8px 12px; border-radius: 999px; font-size: 13px; font-weight: 600; color: var(--rojo); background: rgba(163,34,30,.06); box-shadow: inset 0 0 0 1px rgba(163,34,30,.18); transition: background-color .2s, transform .2s var(--curva); animation: burbuja-entra .35s var(--curva) both; }
.chat-opciones button:hover { background: rgba(163,34,30,.12); transform: translateY(-1px); }
.chat-opciones button.verde { color: #128c4a; background: #effaf3; box-shadow: inset 0 0 0 1px #bfe8cf; }
.chat-escribir { display: flex; gap: 8px; padding: 12px 14px 14px; }
.chat-escribir input { flex: 1; min-width: 0; height: 46px; border: 0; border-radius: 14px; padding: 0 14px; font: inherit; font-size: 15px; background: var(--suave); color: var(--tinta); }
.chat-escribir input:focus { outline: none; box-shadow: inset 0 0 0 2px var(--rojo); background: #fff; }
.chat-escribir button { width: 46px; height: 46px; border-radius: 14px; display: grid; place-items: center; color: #fff; background: linear-gradient(180deg, #b72a25, var(--rojo-osc)); }

@keyframes chat-entra { from { opacity: 0; transform: perspective(1000px) translateY(24px) rotateX(10deg) scale(.92); } }
@keyframes chat-sale { to { opacity: 0; transform: translateY(16px) scale(.95); } }
@keyframes burbuja-entra { from { opacity: 0; transform: translateY(8px) scale(.97); } }
@keyframes puntos { 50% { transform: translateY(-4px); opacity: .5; } }

@media (max-width: 640px) {
  .modal-caja { padding: 26px 20px; border-radius: 24px; }
  .chat-boton { right: 14px; bottom: 14px; width: 56px; height: 56px; }
  .chat { right: 8px; left: 8px; width: auto; bottom: 80px; height: calc(100dvh - 100px); }
}