/* VirtualBots — Sistema visual del prototipo V1
   Componentes: variables, nav, hero, chat, secciones, tarjetas, flujo, footer, flotante.
   Sin frameworks. Preparado para mapearse a bloques de WordPress (ver README). */
:root{
  --fondo-oscuro:#050B18; --fondo-oscuro-2:#0B1626; --panel-oscuro:#0E1C33;
  --blanco:#FFFFFF; --claro:#F4F6F9; --claro-2:#E9EDF3;
  --texto-oscuro:#101828; --texto-gris:#47536B; --gris-borde:#D8DEE8;
  --texto-claro:#E8EDF6; --texto-claro-2:#A9B6CC;
  --acento:#3E9BFF; --acento-oscuro:#2E7CD6; --wa:#25D366;
  --radio:18px; --max:1180px;
  --sombra:0 18px 50px rgba(3,10,24,.22);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Segoe UI",system-ui,-apple-system,Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--texto-oscuro);background:var(--blanco);line-height:1.6;font-size:17px}
img{max-width:100%;height:auto}
a{color:var(--acento-oscuro)}
:focus-visible{outline:3px solid var(--acento);outline-offset:2px;border-radius:6px}
.contenedor{max-width:var(--max);margin:0 auto;padding:0 24px}
.seccion{padding:96px 0}
.seccion--oscura{background:linear-gradient(180deg,var(--fondo-oscuro) 0%,var(--fondo-oscuro-2) 100%);color:var(--texto-claro)}
.seccion--clara{background:var(--blanco)}
.seccion--gris{background:var(--claro)}
.eyebrow{letter-spacing:.14em;text-transform:uppercase;font-size:.78rem;font-weight:700;color:var(--acento-oscuro);margin:0 0 14px}
.seccion--oscura .eyebrow{color:var(--acento)}
h1,h2,h3{line-height:1.15;margin:0 0 18px;font-weight:800;letter-spacing:-.01em}
h1{font-size:clamp(2.3rem,5.2vw,3.9rem)}
h2{font-size:clamp(1.8rem,3.6vw,2.7rem)}
h3{font-size:1.25rem}
.lead{font-size:1.18rem;max-width:720px}
.seccion--oscura .lead,.seccion--oscura p{color:var(--texto-claro-2)}
.seccion--oscura h1,.seccion--oscura h2,.seccion--oscura h3{color:#fff}
.centrado{text-align:center}.centrado .lead{margin-inline:auto}

/* ---------- Botones ---------- */
.btn{display:inline-flex;align-items:center;gap:.55rem;padding:.9rem 1.6rem;border-radius:999px;font-weight:700;text-decoration:none;border:2px solid transparent;transition:transform .18s ease,background .18s ease,border-color .18s ease;cursor:pointer;font-size:1rem}
.btn:hover{transform:translateY(-2px)}
.btn--primario{background:var(--acento);color:#04122B}
.btn--primario:hover{background:#63B3FF}
.btn--fantasma{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.btn--fantasma:hover{border-color:#fff}
.btn--oscuro{background:var(--fondo-oscuro-2);color:#fff}
.btn--oscuro:hover{background:var(--panel-oscuro)}
.btn--wa{background:var(--wa);color:#052E16}
.btn--deshabilitado{opacity:.45;pointer-events:none}
.botones{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.nota-cta{font-size:.9rem;margin-top:14px;opacity:.85}

/* ---------- Navegación ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(5,11,24,.92);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.08)}
.nav__interno{display:flex;align-items:center;gap:28px;max-width:var(--max);margin:0 auto;padding:12px 24px}
.nav__marca{display:flex;align-items:center;gap:12px;text-decoration:none;color:#fff;font-weight:800;font-size:1.15rem}
.nav__marca img{width:44px;height:44px;border-radius:50%}
.nav__marca small{display:block;font-weight:500;font-size:.68rem;color:var(--texto-claro-2);letter-spacing:.05em}
.nav__enlaces{display:flex;gap:26px;margin-left:auto;list-style:none;padding:0}
.nav__enlaces a{color:var(--texto-claro);text-decoration:none;font-weight:600;font-size:.98rem}
.nav__enlaces a:hover,.nav__enlaces a[aria-current="page"]{color:var(--acento)}
.nav__cta{margin-left:8px;padding:.6rem 1.15rem}
.nav__hamburguesa{display:none;margin-left:auto;background:none;border:0;color:#fff;font-size:1.7rem;cursor:pointer;line-height:1}
@media (max-width:920px){
  .nav__enlaces{display:none;position:absolute;top:100%;left:0;right:0;background:var(--fondo-oscuro-2);flex-direction:column;padding:18px 24px 24px;gap:16px;border-bottom:1px solid rgba(255,255,255,.1)}
  .nav__enlaces.abierto{display:flex}
  .nav__hamburguesa{display:block}
  .nav .btn--primario{display:none}
  .nav__enlaces .btn{display:inline-flex}
}

/* ---------- Hero ---------- */
.hero{padding:88px 0 104px;overflow:hidden}
.hero__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
@media (max-width:920px){.hero__grid{grid-template-columns:1fr}}
.hero__confianza{margin-top:26px;font-size:.95rem;color:var(--texto-claro-2);border-left:3px solid var(--acento);padding-left:14px;max-width:560px}

/* ---------- Chat animado ---------- */
.chat{background:#0A1526;border:1px solid rgba(255,255,255,.12);border-radius:24px;padding:20px;box-shadow:var(--sombra);max-width:520px;margin-inline:auto;width:100%}
.chat--claro{background:#fff;border-color:var(--gris-borde);color:var(--texto-oscuro)}
.chat__cabecera{display:flex;align-items:center;gap:12px;padding-bottom:14px;border-bottom:1px solid rgba(127,150,190,.25);margin-bottom:16px}
.chat__cabecera img{width:42px;height:42px;border-radius:50%}
.chat__cabecera strong{display:block;line-height:1.25}
.chat__cabecera span{font-size:.82rem;color:#7EE2A8}
.chat__cuerpo{display:flex;flex-direction:column;gap:10px;min-height:280px}
.msg{max-width:82%;padding:.65rem .95rem;border-radius:16px;font-size:.96rem;line-height:1.45;opacity:0;transform:translateY(8px);transition:opacity .35s ease,transform .35s ease}
.msg.visible{opacity:1;transform:none}
.msg--cliente{align-self:flex-end;background:#12325E;color:#EAF2FF;border-bottom-right-radius:4px}
.chat--claro .msg--cliente{background:#DCEBFF;color:var(--texto-oscuro)}
.msg--agente{align-self:flex-start;background:#16294A;color:#fff;border-bottom-left-radius:4px}
.chat--claro .msg--agente{background:var(--claro-2);color:var(--texto-oscuro)}
.escribiendo{align-self:flex-start;background:#16294A;border-radius:16px;padding:.7rem 1rem;display:none;gap:5px}
.chat--claro .escribiendo{background:var(--claro-2)}
.escribiendo.activo{display:inline-flex}
.escribiendo i{width:7px;height:7px;border-radius:50%;background:#9DB9dd;animation:escr 1s infinite}
.escribiendo i:nth-child(2){animation-delay:.15s}.escribiendo i:nth-child(3){animation-delay:.3s}
@keyframes escr{0%,100%{opacity:.35}50%{opacity:1}}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.chip{font-size:.8rem;font-weight:700;background:rgba(62,155,255,.14);color:var(--acento);border:1px solid rgba(62,155,255,.45);padding:.32rem .7rem;border-radius:999px;opacity:0;transform:scale(.92);transition:all .3s ease}
.chip.visible{opacity:1;transform:none}
.chat__acciones{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.chat__opcion{background:transparent;border:1.5px solid var(--acento);color:inherit;border-radius:999px;padding:.45rem 1rem;font-weight:700;cursor:pointer;font-size:.92rem}
.chat__opcion:hover{background:var(--acento);color:#04122B}

/* ---------- Tarjetas ---------- */
.grid{display:grid;gap:22px}
.grid--2{grid-template-columns:repeat(2,1fr)}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--4{grid-template-columns:repeat(4,1fr)}
@media (max-width:920px){.grid--3,.grid--4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.grid{grid-template-columns:1fr}}
.tarjeta{background:#fff;border:1px solid var(--gris-borde);border-radius:var(--radio);padding:28px;transition:border-color .2s ease,transform .2s ease}
.tarjeta:hover{border-color:var(--acento);transform:translateY(-3px)}
.tarjeta__num{font-weight:800;color:var(--acento-oscuro);font-size:.85rem;letter-spacing:.1em}
.tarjeta h3{margin-top:8px}
.tarjeta p{color:var(--texto-gris);margin:0 0 10px}
.tarjeta p:last-child{margin-bottom:0}
.tarjeta em{color:var(--texto-oscuro);font-style:normal;font-weight:600}
.seccion--oscura .tarjeta{background:var(--panel-oscuro);border-color:rgba(255,255,255,.12)}
.seccion--oscura .tarjeta p{color:var(--texto-claro-2)}
.seccion--oscura .tarjeta em{color:#fff}
.tarjeta--caso .tarjeta__sector{font-size:.8rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--acento-oscuro)}
.tarjeta--caso h3{font-size:1.6rem;margin:6px 0 4px}
.tarjeta__enlace{font-weight:700;text-decoration:none}
.tarjeta__enlace:hover{text-decoration:underline}

/* ---------- Flujos ---------- */
.flujo{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin:34px 0}
.flujo__paso{background:var(--panel-oscuro);border:1px solid rgba(255,255,255,.16);color:#fff;border-radius:12px;padding:.65rem 1.05rem;font-weight:700;font-size:.95rem;opacity:.28;transition:opacity .4s ease,border-color .4s ease}
.flujo__paso.activo{opacity:1;border-color:var(--acento)}
.flujo__flecha{color:var(--acento);font-weight:800}
.en-claro .flujo__paso{background:#fff;color:var(--texto-oscuro);border-color:var(--gris-borde)}
.comparacion{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:36px}
@media (max-width:760px){.comparacion{grid-template-columns:1fr}}
.comparacion__caja{border-radius:var(--radio);padding:30px;border:1px solid rgba(255,255,255,.14)}
.comparacion__caja--agente{border-color:var(--acento);background:rgba(62,155,255,.07)}
.comparacion ol,.comparacion ul{margin:0;padding-left:1.2rem}
.comparacion li{margin:.35rem 0}

/* ---------- Pasos ---------- */
.pasos{counter-reset:paso;display:grid;gap:18px;margin-top:36px}
.paso{display:flex;gap:22px;background:#fff;border:1px solid var(--gris-borde);border-radius:var(--radio);padding:26px 28px}
.paso__num{font-size:1.9rem;font-weight:800;color:var(--acento-oscuro);line-height:1;min-width:58px}
.paso h3{margin-bottom:6px}.paso p{margin:0;color:var(--texto-gris)}

/* ---------- Inversión ---------- */
.precio{font-size:2rem;font-weight:800;margin:6px 0}
.precio small{font-size:.95rem;font-weight:600;color:var(--texto-gris)}

/* ---------- Reveal on scroll ---------- */
.revelar{opacity:0;transform:translateY(16px);transition:opacity .5s ease,transform .5s ease}
.revelar.visible{opacity:1;transform:none}

/* ---------- Banda CTA / Footer / Flotante ---------- */
.banda{background:linear-gradient(180deg,var(--fondo-oscuro) 0%,var(--fondo-oscuro-2) 100%);color:var(--texto-claro);text-align:center}
.banda p{color:var(--texto-claro-2);max-width:640px;margin:0 auto}
.banda .botones{justify-content:center}
footer{background:var(--fondo-oscuro);color:var(--texto-claro-2);padding:64px 0 34px;border-top:1px solid rgba(255,255,255,.08)}
footer a{color:var(--texto-claro);text-decoration:none}
footer a:hover{color:var(--acento)}
.pie{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:34px}
@media (max-width:760px){.pie{grid-template-columns:1fr}}
.pie ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.pie__legal{border-top:1px solid rgba(255,255,255,.1);margin-top:38px;padding-top:20px;font-size:.88rem;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.flotante-vibi{position:fixed;right:20px;bottom:20px;z-index:60;display:inline-flex;align-items:center;gap:10px;background:var(--fondo-oscuro-2);color:#fff;border:1px solid rgba(62,155,255,.55);border-radius:999px;padding:9px 18px 9px 9px;text-decoration:none;font-weight:700;box-shadow:var(--sombra)}
.flotante-vibi img{width:38px;height:38px;border-radius:50%}
.flotante-vibi:hover{border-color:var(--acento)}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
  .revelar{opacity:1;transform:none}
  .msg,.chip{opacity:1;transform:none}
}