/* ============================================================
   WEBEXPRESS — Design System compartido
   Cambiar colores/tipografía acá afecta TODAS las páginas
   ============================================================ */
:root{
  --blue:#2244EE;
  --blue-dark:#1730B8;
  --blue-soft:#EAEEFF;
  --celeste:#8EC9F2;
  --ink:#0C1024;
  --ink-2:#3A4160;
  --ink-3:#6A7190;
  --bg:#F7F8FC;
  --white:#FFFFFF;
  --border:#E3E6F2;
  --green:#16A34A;
  --red:#DC2626;
  --radius:16px;
  --font:'Archivo',system-ui,-apple-system,sans-serif;
  --mono:'JetBrains Mono',monospace;
  --sh-sm:0 1px 3px rgba(12,16,36,.06),0 4px 14px rgba(12,16,36,.05);
  --sh-md:0 6px 24px rgba(12,16,36,.09),0 2px 6px rgba(12,16,36,.05);
  --sh-lg:0 24px 60px rgba(12,16,36,.14);

  /* Gradientes de marca (dirección de diseño 7.1) */
  --gradient-brand:linear-gradient(135deg,var(--blue) 0%,var(--celeste) 100%);
  --gradient-brand-soft:linear-gradient(135deg,rgba(34,68,238,.07),rgba(142,201,242,.14));
  --gradient-radial-blue:radial-gradient(circle,rgba(34,68,238,.16),transparent 70%);

  /* Sombras de color (reemplazan sombras grises genéricas en bloques destacados) */
  --sh-blue-sm:0 4px 16px rgba(34,68,238,.18);
  --sh-blue-md:0 10px 32px rgba(34,68,238,.22);
  --sh-blue-lg:0 26px 60px rgba(34,68,238,.28);
  --sh-celeste-md:0 10px 30px rgba(142,201,242,.4);

  --ease-spring:cubic-bezier(.34,1.56,.64,1);
  --ease-smooth:cubic-bezier(.16,1,.3,1);
  --radius-lg:24px;
  --radius-xl:32px;
}

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font);color:var(--ink);background:var(--bg);
  line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
a{text-decoration:none;color:inherit;}
ul{list-style:none;}
button{font-family:inherit;cursor:pointer;border:none;background:none;}
img{max-width:100%;display:block;}
::-webkit-scrollbar{width:6px;}
::-webkit-scrollbar-track{background:var(--bg);}
::-webkit-scrollbar-thumb{background:var(--blue);border-radius:3px;}
::selection{background:var(--blue);color:#fff;}
a:focus-visible,button:focus-visible{outline:3px solid var(--celeste);outline-offset:3px;border-radius:6px;}

/* Texto solo para lectores de pantalla */
.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;
}

/* Salto directo al contenido (accesibilidad con teclado) */
.skip-link{
  position:fixed;top:-100px;left:1rem;z-index:200;
  background:var(--blue);color:#fff;font-weight:700;font-size:.9rem;
  padding:.7rem 1.2rem;border-radius:10px;transition:top .2s;
}
.skip-link:focus{top:1rem;}

/* ============================================================
   SECCIONES BASE
   ============================================================ */
.section{padding:6.5rem 5%;}
.section-inner{max-width:1140px;margin:0 auto;}
.sec-tag{
  display:inline-flex;align-items:center;gap:.5rem;
  font-family:var(--mono);font-size:.72rem;font-weight:500;
  letter-spacing:.12em;text-transform:uppercase;color:var(--blue);
  margin-bottom:1rem;
}
.sec-tag::before{content:'';width:22px;height:2px;background:var(--blue);border-radius:2px;}
.sec-title{
  font-size:clamp(1.9rem,4.2vw,2.9rem);font-weight:800;
  letter-spacing:-.03em;line-height:1.1;margin-bottom:.9rem;
}
.sec-title em{font-style:normal;color:var(--blue);}
.sec-desc{color:var(--ink-2);font-size:1.02rem;max-width:560px;}
.sec-head{margin-bottom:3.2rem;}
.sec-head.center{text-align:center;}
.sec-head.center .sec-desc{margin:0 auto;}
.sec-head.center .sec-tag::before{display:none;}

/* page hero para subpáginas */
.page-hero{
  padding:10.5rem 5% 4.5rem;text-align:center;
  position:relative;overflow:hidden;
}
.page-hero::before{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(ellipse 55% 60% at 50% 0%, rgba(142,201,242,.2), transparent 70%);
}
.page-hero::after{
  content:'';position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(var(--border) 1px,transparent 1px),linear-gradient(90deg,var(--border) 1px,transparent 1px);
  background-size:56px 56px;opacity:.35;
  mask-image:radial-gradient(ellipse 70% 90% at 50% 20%,black,transparent);
  -webkit-mask-image:radial-gradient(ellipse 70% 90% at 50% 20%,black,transparent);
}
.page-hero-inner{position:relative;z-index:1;max-width:780px;margin:0 auto;}
.page-hero .sec-title{font-size:clamp(2.3rem,5.5vw,3.7rem);font-weight:900;}
.page-hero .sec-desc{margin:0 auto;}
.page-hero .sec-tag::before{display:none;}

/* ============================================================
   BOTONES
   ============================================================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  font-family:var(--font);font-weight:700;font-size:.95rem;
  padding:.9rem 1.7rem;border-radius:12px;border:none;cursor:pointer;
  transition:transform .2s var(--ease-spring),box-shadow .2s,background .2s,border-color .2s,color .2s;
  white-space:nowrap;position:relative;overflow:hidden;
}
.btn-blue{
  background:var(--blue);color:#fff;
  box-shadow:0 4px 14px rgba(34,68,238,.32),inset 0 1px 0 rgba(255,255,255,.18);
}
.btn-blue:hover{background:var(--blue-dark);transform:translateY(-2px) scale(1.015);animation:btnBreathe 1.7s ease-in-out infinite;}
.btn-blue:active{transform:translateY(0) scale(.97);animation:none;}
.btn-ghost{background:var(--white);color:var(--ink);border:1.5px solid var(--border);}
.btn-ghost:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px) scale(1.015);box-shadow:var(--sh-blue-sm);}
.btn-ghost:active{transform:translateY(0) scale(.97);}
.btn-lg{padding:1.05rem 2.1rem;font-size:1rem;}
.btn:focus-visible{outline:3px solid var(--celeste);outline-offset:2px;}
@keyframes btnBreathe{
  0%,100%{box-shadow:0 8px 24px rgba(34,68,238,.4);}
  50%{box-shadow:0 10px 36px rgba(34,68,238,.56);}
}

/* Ripple al click — el span .btn-ripple lo crea interactions.js en la posición del click */
.btn-ripple{
  position:absolute;border-radius:50%;pointer-events:none;
  background:rgba(255,255,255,.55);transform:scale(0);
  animation:btnRippleAnim .6s ease-out forwards;
}
.btn-ghost .btn-ripple{background:rgba(34,68,238,.16);}
@keyframes btnRippleAnim{to{transform:scale(2.6);opacity:0;}}
@media(prefers-reduced-motion:reduce){
  .btn-blue:hover{animation:none;}
}

/* ============================================================
   NAV — flotante con blur
   ============================================================ */
.nav-wrap{position:fixed;top:0;left:0;right:0;z-index:100;padding:1rem 5%;}
.nav{
  max-width:1140px;margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;gap:1.5rem;
  background:rgba(255,255,255,.75);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid rgba(227,230,242,.8);border-radius:16px;
  padding:.7rem 1.3rem;transition:box-shadow .3s,background .3s;
}
.nav.scrolled{box-shadow:var(--sh-md);background:rgba(255,255,255,.92);}
.nav-brand{font-weight:900;font-size:1.22rem;letter-spacing:-.03em;}
.nav-brand em{font-style:normal;color:var(--blue);}
.nav-links{display:flex;gap:1.7rem;}
.nav-links a{
  font-size:.88rem;font-weight:600;color:var(--ink-2);position:relative;
  transition:color .2s;padding:.3rem 0;
}
.nav-links a::after{
  content:'';position:absolute;left:0;bottom:0;width:0;height:2px;
  background:var(--blue);border-radius:2px;transition:width .25s ease;
}
.nav-links a:hover{color:var(--ink);}
.nav-links a:hover::after{width:100%;}
.nav-links a.active{color:var(--ink);}
.nav-links a.active::after{width:100%;}
.nav-cta{font-size:.88rem;padding:.65rem 1.3rem;}
.hamburger{display:none;flex-direction:column;gap:5px;padding:.5rem;}
.hamburger span{width:22px;height:2.5px;background:var(--ink);border-radius:2px;transition:transform .3s,opacity .3s;}
.hamburger.open span:nth-child(1){transform:translateY(7.5px) rotate(45deg);}
.hamburger.open span:nth-child(2){opacity:0;}
.hamburger.open span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg);}
.mobile-menu{
  position:fixed;top:78px;left:5%;right:5%;z-index:99;
  background:var(--white);border:1px solid var(--border);border-radius:16px;
  box-shadow:var(--sh-lg);padding:1rem;display:flex;flex-direction:column;
  opacity:0;pointer-events:none;transform:translateY(-12px);
  transition:opacity .25s,transform .25s;
}
.mobile-menu.open{opacity:1;pointer-events:auto;transform:none;}
.mobile-menu a{padding:.85rem 1rem;font-weight:600;font-size:.95rem;border-radius:10px;transition:background .2s;}
.mobile-menu a:hover,.mobile-menu a.active{background:var(--blue-soft);}
.mobile-menu .menu-demo{color:var(--blue);font-weight:800;}
@media(max-width:920px){
  .nav-links,.nav-cta{display:none;}
  .hamburger{display:flex;}
}

/* ============================================================
   FORMULARIOS
   ============================================================ */
.f-group{margin-bottom:1.3rem;}
.f-label{display:block;font-size:.82rem;font-weight:700;margin-bottom:.45rem;}
.f-label .req{color:var(--blue);}
.f-input,.f-area,.f-select{
  width:100%;font-family:var(--font);font-size:.92rem;color:var(--ink);
  background:var(--bg);border:1.5px solid var(--border);border-radius:11px;
  padding:.85rem 1rem;transition:border-color .2s,box-shadow .2s,background .2s;
  appearance:none;outline:none;
}
.f-input:focus,.f-area:focus,.f-select:focus{
  border-color:var(--blue);background:var(--white);
  box-shadow:0 0 0 4px rgba(34,68,238,.1);
}
.f-input::placeholder,.f-area::placeholder{color:var(--ink-3);}
.f-area{min-height:120px;resize:vertical;}
.f-select{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%237A80A0' stroke-width='2' fill='none'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 1rem center;cursor:pointer;
}
.f-hint{font-size:.76rem;color:var(--ink-3);}
.f-input.invalid,.f-area.invalid,.f-select.invalid{border-color:var(--red);}
.f-input.invalid:focus,.f-area.invalid:focus,.f-select.invalid:focus{box-shadow:0 0 0 4px rgba(220,38,38,.1);}
.f-error{
  display:block;margin-top:.4rem;
  font-size:.79rem;font-weight:600;color:var(--red);line-height:1.5;
}
.f-fail{
  margin-top:1rem;padding:1rem 1.1rem;border-radius:11px;
  background:#FDEDED;border:1px solid #F5C8C8;color:#991B1B;
  font-size:.88rem;line-height:1.6;
}
.f-fail a{color:#991B1B;font-weight:700;text-decoration:underline;}
.f-submit{width:100%;}
.f-submit:disabled{opacity:.65;cursor:not-allowed;transform:none;}
.spinner{
  display:none;width:17px;height:17px;
  border:2px solid rgba(255,255,255,.3);border-top-color:#fff;
  border-radius:50%;animation:spin .65s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg);}}

/* ============================================================
   FAQ (compartido)
   ============================================================ */
.faq-wrap{max-width:720px;margin:0 auto;}
.faq{
  background:var(--white);border:1px solid var(--border);
  border-radius:var(--radius);margin-bottom:.9rem;overflow:hidden;
  transition:box-shadow .3s,border-color .3s;
}
.faq:hover{box-shadow:var(--sh-sm);}
.faq.open{border-color:rgba(34,68,238,.35);}
.faq-q{
  width:100%;display:flex;justify-content:space-between;align-items:center;
  padding:1.2rem 1.5rem;text-align:left;
  font-size:.98rem;font-weight:700;color:var(--ink);gap:1rem;
}
.faq-q .arrow{flex-shrink:0;transition:transform .3s;color:var(--blue);font-size:.8rem;}
.faq.open .faq-q .arrow{transform:rotate(180deg);}
/* La animación usa grid-template-rows (0fr → 1fr): soporta respuestas
   de cualquier largo sin cortarlas. El contenido va en .faq-a-in. */
.faq-a{
  display:grid;grid-template-rows:0fr;
  transition:grid-template-rows .35s ease;
  font-size:.9rem;color:var(--ink-2);line-height:1.7;
}
.faq-a-in{overflow:hidden;padding:0 1.5rem;transition:padding .35s ease;}
.faq.open .faq-a{grid-template-rows:1fr;}
.faq.open .faq-a-in{padding-bottom:1.3rem;}

/* ============================================================
   CTA BANNER (subpáginas)
   ============================================================ */
.cta-banner{
  background:var(--blue);padding:4.5rem 5%;text-align:center;
  position:relative;overflow:hidden;
}
.cta-banner::before{
  content:'';position:absolute;inset:0;pointer-events:none;opacity:.12;
  background-image:linear-gradient(rgba(255,255,255,.6) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.6) 1px,transparent 1px);
  background-size:48px 48px;
}
.cta-banner::after{
  content:'';position:absolute;top:-40%;left:50%;transform:translateX(-50%);
  width:80vw;height:60vw;pointer-events:none;
  background:radial-gradient(ellipse,rgba(142,201,242,.35),transparent 65%);
}
.cta-banner h2{
  font-size:clamp(1.9rem,4.5vw,2.9rem);font-weight:900;color:#fff;
  letter-spacing:-.03em;margin-bottom:.7rem;position:relative;z-index:1;
}
.cta-banner p{color:rgba(255,255,255,.85);font-size:1.05rem;margin-bottom:1.9rem;position:relative;z-index:1;}
.cta-banner .btn{background:#fff;color:var(--blue);position:relative;z-index:1;box-shadow:0 6px 24px rgba(0,0,0,.2);}
.cta-banner .btn:hover{transform:translateY(-3px);box-shadow:0 12px 32px rgba(0,0,0,.28);}

/* ============================================================
   FOOTER (compartido)
   ============================================================ */
.footer{background:var(--ink);color:rgba(255,255,255,.6);padding:3.5rem 5% 2rem;}
.footer-top{
  max-width:1140px;margin:0 auto 2.5rem;
  display:flex;justify-content:space-between;gap:3rem;flex-wrap:wrap;
}
.footer-brand{font-weight:900;font-size:1.3rem;color:#fff;letter-spacing:-.03em;}
.footer-brand em{font-style:normal;color:var(--celeste);}
.footer-tag{font-size:.86rem;margin-top:.5rem;max-width:300px;line-height:1.6;}
.footer-links{display:flex;gap:1.8rem;flex-wrap:wrap;align-items:center;}
.footer-links a{font-size:.86rem;font-weight:600;color:rgba(255,255,255,.65);transition:color .2s;}
.footer-links a:hover{color:#fff;}
.footer-links a.hl{color:var(--celeste);}
.footer-bottom{
  max-width:1140px;margin:0 auto;padding-top:1.6rem;
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;
  font-family:var(--mono);font-size:.7rem;color:rgba(255,255,255,.4);
}
.footer-bottom a{color:rgba(255,255,255,.55);transition:color .2s;}
.footer-bottom a:hover{color:#fff;}

/* ============================================================
   WHATSAPP FLOTANTE
   ============================================================ */
.wa{
  position:fixed;bottom:1.6rem;right:1.6rem;z-index:90;
  width:56px;height:56px;border-radius:50%;background:#25D366;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 24px rgba(37,211,102,.4);
  transition:transform .25s cubic-bezier(.2,.8,.3,1),box-shadow .25s;
  animation:waIn .6s cubic-bezier(.34,1.56,.64,1) 1s both;
}
.wa:hover{transform:scale(1.1) translateY(-3px);box-shadow:0 12px 32px rgba(37,211,102,.5);}
.wa svg{width:28px;height:28px;fill:#fff;}
@keyframes waIn{from{opacity:0;transform:scale(0);}to{opacity:1;transform:scale(1);}}

/* ============================================================
   SCROLL REVEAL + reduced motion
   ============================================================ */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s cubic-bezier(.16,1,.3,1);}
.reveal.visible{opacity:1;transform:none;}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* ============================================================
   UTILITARIOS DE GRADIENTE
   ============================================================ */
.text-gradient{
  background:var(--gradient-brand);-webkit-background-clip:text;background-clip:text;
  color:transparent;
}
.bg-gradient-soft{background:var(--gradient-brand-soft);}
.blob-bg{position:relative;isolation:isolate;}
.blob-bg::before{
  content:'';position:absolute;inset:-10%;z-index:-1;pointer-events:none;
  background:var(--gradient-radial-blue);filter:blur(6px);
}

/* ============================================================
   BENTO GRID
   Grilla de 6 columnas; los modificadores de tamaño hacen que un
   item ocupe más columnas/filas. Pensado para Home, Ejemplos y
   Por qué nosotros (ver EMPRESA.md sección 7.1).
   ============================================================ */
.bento-grid{
  display:grid;grid-template-columns:repeat(6,1fr);
  grid-auto-rows:1fr;gap:1.25rem;
}
.bento-item{
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:2rem;position:relative;overflow:hidden;
  grid-column:span 2;box-shadow:var(--sh-sm);
  display:flex;flex-direction:column;
  transition:transform .35s var(--ease-smooth),box-shadow .35s var(--ease-smooth),border-color .35s;
}
.bento-item:hover{transform:translateY(-5px);box-shadow:var(--sh-md);border-color:rgba(34,68,238,.2);}
.bento-item--wide{grid-column:span 4;}
.bento-item--full{grid-column:span 6;}
.bento-item--tall{grid-row:span 2;}
.bento-item--accent{
  background:var(--gradient-brand);color:#fff;border-color:transparent;
  box-shadow:var(--sh-blue-md);
}
.bento-item--accent:hover{box-shadow:var(--sh-blue-lg);}
.bento-item--accent .sec-desc,.bento-item--accent p{color:rgba(255,255,255,.85);}
.bento-item h3{font-size:1.2rem;font-weight:800;letter-spacing:-.02em;margin-bottom:.5rem;}
.bento-item p{color:var(--ink-2);font-size:.92rem;line-height:1.65;}
.bento-item--accent h3{color:#fff;}
.bento-icon{
  width:44px;height:44px;border-radius:12px;background:var(--blue-soft);
  display:flex;align-items:center;justify-content:center;margin-bottom:1.1rem;
  color:var(--blue);flex-shrink:0;
}
.bento-item--accent .bento-icon{background:rgba(255,255,255,.18);color:#fff;}
@media(max-width:920px){
  .bento-grid{grid-template-columns:repeat(2,1fr);}
  .bento-item--wide,.bento-item--full{grid-column:span 2;}
}
@media(max-width:560px){
  .bento-grid{grid-template-columns:1fr;}
  .bento-item,.bento-item--wide,.bento-item--full{grid-column:span 1;}
  .bento-item--tall{grid-row:span 1;}
}

/* ============================================================
   TILT 3D
   Estructura esperada: <div class="tilt"><div class="tilt-inner">...
   El seguimiento de mouse (--rx/--ry) lo calcula interactions.js.
   Se desactiva solo en touch/pointer grueso y prefers-reduced-motion.
   ============================================================ */
.tilt{--rx:0deg;--ry:0deg;perspective:1000px;}
.tilt-inner{
  transform:rotateX(var(--ry)) rotateY(var(--rx));
  transform-style:preserve-3d;will-change:transform;
  transition:transform .5s var(--ease-smooth);
}
.tilt.is-tilting .tilt-inner{transition:transform .1s linear;}
.tilt-inner [data-tilt-layer]{transform:translateZ(24px);}
@media(hover:none),(pointer:coarse){
  .tilt-inner{transform:none!important;}
}
@media(prefers-reduced-motion:reduce){
  .tilt-inner{transform:none!important;transition:none!important;}
}

/* ============================================================
   WHATSAPP FLOTANTE — anillo de pulso al hover
   ============================================================ */
.wa::after{
  content:'';position:absolute;inset:-6px;border-radius:50%;
  border:2px solid rgba(37,211,102,.5);opacity:0;transition:opacity .25s;
}
.wa:hover::after{opacity:1;animation:waPulse 1.2s ease-out infinite;}
@keyframes waPulse{
  0%{transform:scale(1);opacity:.6;}
  100%{transform:scale(1.45);opacity:0;}
}
@media(prefers-reduced-motion:reduce){
  .wa:hover::after{animation:none;opacity:0;}
}

/* ============================================================
   CONFETTI (easter egg del logo — 5 clicks seguidos)
   Las piezas las crea interactions.js; esto solo define su animación.
   ============================================================ */
.confetti-piece{
  position:fixed;top:0;left:0;width:8px;height:8px;border-radius:2px;
  pointer-events:none;z-index:10000;
  animation:confettiFall 1.5s ease-in forwards;
}
@keyframes confettiFall{
  0%{transform:translate(0,0) rotate(0deg);opacity:1;}
  100%{transform:translate(var(--drift,0px),100vh) rotate(720deg);opacity:0;}
}

/* ============================================================
   DETALLE ESCONDIDO EN EL FOOTER (easter egg — aparece al llegar
   al final del scroll). El footer lo agrega components.js; esta
   clase queda lista para cuando se sume el elemento .footer-secret.
   ============================================================ */
.footer-secret{
  opacity:0;max-height:0;overflow:hidden;text-align:center;
  font-size:.72rem;color:rgba(255,255,255,.35);margin-top:0;
  transition:opacity .6s ease,max-height .6s ease,margin-top .6s ease;
}
.footer-secret.visible{opacity:1;max-height:60px;margin-top:1rem;}