/* STAV · Diseño "Mixto" (estructura inspirada en el estilo Apple, con la identidad STAV) */
:root{
  --ink:#0A0F1C;--ink-2:#121A2E;--tx:#1d1d1f;--mu:#6e6e73;--line:#d2d2d7;--alt:#f5f5f7;--white:#fff;
  --signal:#2EE6A8;--signal-d:#0B9E74;--blue:#6C8CFF;
  --grad:linear-gradient(90deg,#2EE6A8,#6C8CFF);
  --r-xl:28px;--r-lg:22px;--max:1320px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Inter,system-ui,sans-serif;background:var(--white);color:var(--tx);-webkit-font-smoothing:antialiased;line-height:1.5}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--max);margin:0 auto;padding:0 clamp(16px,3vw,40px)}
.g{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.center{text-align:center;justify-content:center}

/* Navegación: fina, translúcida y fija */
nav{position:sticky;top:0;z-index:30;height:72px;background:rgba(10,15,28,.97);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid rgba(255,255,255,.08)}
nav .wrap{height:100%;display:flex;align-items:center;justify-content:space-between;gap:20px}
nav .logo{display:flex}
nav ul{display:flex;gap:34px;list-style:none;font-size:14.5px;color:#c9d0de}
nav ul a:hover{color:#fff}

/* Botones y enlaces */
.pill{display:inline-flex;align-items:center;justify-content:center;gap:6px;border-radius:999px;font-weight:600;border:0;cursor:pointer;font-family:inherit;transition:transform .2s,opacity .2s,background .2s}
.pill.sm{padding:9px 18px;font-size:14px;background:var(--signal);color:var(--ink)}
.pill.btn{padding:14px 26px;font-size:16px;background:var(--signal);color:var(--ink)}
.pill:hover{transform:scale(1.03)}
.pill:disabled{opacity:.6;cursor:wait;transform:none}
.pill.full{width:100%}
.more{font-size:17px;font-weight:500;color:var(--signal)}
.more::after{content:" ›";font-size:20px}
.more:hover{text-decoration:underline}

/* Portada oscura */
.hero{background:var(--ink);color:#f5f5f7;text-align:center;padding:92px 0 0;overflow:hidden;position:relative}
.hero::before{content:"";position:absolute;left:50%;top:55%;width:900px;height:600px;transform:translateX(-50%);background:radial-gradient(closest-side,rgba(46,230,168,.16),transparent);pointer-events:none}
.hero .wrap{position:relative}
.kicker{font-size:15px;font-weight:600;color:var(--signal-d)}
.hero .kicker{color:var(--signal)}
h1{font-size:clamp(40px,7vw,80px);font-weight:700;letter-spacing:-.035em;line-height:1.04;margin:12px auto 0;max-width:1120px}
.hero .sub{font-size:clamp(18px,2.2vw,23px);line-height:1.4;color:#a1a8b8;max-width:760px;margin:22px auto 0;font-weight:500}
.ctas{display:flex;gap:24px;justify-content:center;align-items:center;margin-top:32px;flex-wrap:wrap}

/* "Producto": bandeja unificada */
.device{margin:64px auto 0;max-width:1040px;background:var(--ink-2);border:1px solid rgba(255,255,255,.1);border-bottom:0;border-radius:28px 28px 0 0;padding:20px 20px 0;text-align:left;box-shadow:0 -24px 90px rgba(46,230,168,.18)}
.dev-top{display:flex;align-items:center;gap:7px;margin-bottom:16px}
.dev-top i{width:11px;height:11px;border-radius:50%;background:rgba(255,255,255,.18)}
.dev-top span{margin-left:10px;font-size:12px;color:#8F99AD;font-weight:500}
.inbox{display:grid;gap:10px;padding-bottom:22px}
.row{display:grid;grid-template-columns:40px 1fr auto;gap:14px;align-items:center;padding:13px 16px;border-radius:16px;background:rgba(255,255,255,.04)}
.ch{width:40px;height:40px;border-radius:12px;display:grid;place-items:center}
.ch svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.c-wa{background:rgba(46,230,168,.15);color:var(--signal)}
.c-tel{background:rgba(108,140,255,.16);color:var(--blue)}
.c-mail{background:rgba(255,179,64,.15);color:#FFB340}
.c-web{background:rgba(191,128,255,.15);color:#C79BFF}
.row b{display:block;font-size:14.5px;font-weight:600}
.row span{font-size:13px;color:#8F99AD}
.st{font-style:normal;font-size:12px;font-weight:600;padding:5px 11px;border-radius:999px;background:rgba(46,230,168,.14);color:var(--signal);white-space:nowrap}
.st.w{background:rgba(255,179,64,.14);color:#FFB340}

/* Secciones claras */
section{padding:110px 0}
section.alt{background:var(--alt)}
.head{text-align:center;max-width:900px;margin:0 auto 56px}
h2{font-size:clamp(34px,5vw,56px);font-weight:700;letter-spacing:-.03em;line-height:1.07;margin-top:8px}
.head p:not(.kicker){font-size:19px;color:var(--mu);margin-top:16px;line-height:1.45}

/* Mosaico de servicios */
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:18px}
.tile{background:var(--white);border-radius:var(--r-xl);padding:34px;min-height:250px;display:flex;flex-direction:column;position:relative;overflow:hidden}
.t-l{grid-column:span 4}.t-s{grid-column:span 2}.t-m{grid-column:span 3}
.tile h3{font-size:26px;font-weight:700;letter-spacing:-.02em;line-height:1.15}
.tile p{font-size:16px;color:var(--mu);margin-top:10px;line-height:1.45}
.tile .pre,.team .pre{font-size:14px;font-weight:600;color:var(--mu);margin:0}
.tile .big{font-size:clamp(64px,8vw,96px);font-weight:800;letter-spacing:-.04em;line-height:1;margin:4px 0 6px}
.tile.dark{background:var(--ink);color:#f5f5f7}
.tile.dark p{color:#a1a8b8}
.tile.grad{background:var(--grad);color:var(--ink)}
.tile.grad p,.tile.grad .pre{color:rgba(10,15,28,.72)}
.ico{width:42px;height:42px;margin-bottom:18px;color:var(--signal-d)}
.tile.dark .ico{color:var(--signal)}
.ico svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:20px}
.chips span{font-size:13px;font-weight:500;padding:7px 13px;border-radius:999px;background:rgba(0,0,0,.05)}
.tile.dark .chips span{background:rgba(255,255,255,.1)}
.chips span.int{background:rgba(46,230,168,.18);color:var(--signal-d)}
.tile.dark .chips span.int{color:var(--signal)}

/* Pasos */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.step{background:var(--alt);border-radius:var(--r-lg);padding:26px 22px}
.step .n{font-size:15px;font-weight:700;color:var(--signal-d)}
.step h4{font-size:20px;font-weight:700;letter-spacing:-.01em;margin:10px 0 8px}
.step p{font-size:14.5px;color:var(--mu);line-height:1.45}

/* Frase grande y ventajas */
.kicker.center{display:block}
.statement{font-size:clamp(30px,4.4vw,52px);font-weight:700;letter-spacing:-.03em;line-height:1.12;text-align:center;max-width:1080px;margin:12px auto 0}
.feats{display:grid;grid-template-columns:repeat(5,1fr);gap:28px;margin-top:72px}
.feat .ico{width:32px;height:32px;margin-bottom:12px}
.feat b{display:block;font-size:17px;margin-bottom:6px}
.feat span{font-size:15px;color:var(--mu);line-height:1.45}
.team{margin-top:64px;text-align:center}
.team .chips{padding-top:14px}
.team .chips span{background:var(--white);border:1px solid var(--line)}

/* Contacto */
.contact{background:var(--alt);border-radius:var(--r-xl);padding:44px;display:grid;grid-template-columns:1fr 1fr;gap:44px}
.badge{display:inline-grid;place-items:center;width:24px;height:24px;border-radius:50%;background:var(--ink);color:var(--signal);font-size:12px;font-weight:700;margin-right:10px;vertical-align:1px}
.pains{border:0;display:flex;flex-wrap:wrap;gap:10px;align-content:flex-start}
.pains legend{font-size:17px;font-weight:700;margin-bottom:16px;padding:0}
.pains label{cursor:pointer}
.pains input{position:absolute;opacity:0;width:1px;height:1px}
.pains label span{display:inline-block;padding:11px 18px;border-radius:999px;border:1px solid var(--line);background:var(--white);font-size:15px;font-weight:500;transition:.2s;user-select:none}
.pains label:hover span{border-color:var(--signal-d)}
.pains label input:checked+span{background:var(--ink);border-color:var(--ink);color:var(--signal)}
.pains label input:focus-visible+span{outline:2px solid var(--signal-d);outline-offset:2px}
form{display:grid;gap:12px;align-content:start}
.form-title{font-size:17px;font-weight:700;margin-bottom:4px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
input,textarea{width:100%;padding:14px 16px;border-radius:14px;border:1px solid var(--line);background:var(--white);color:var(--tx);font:inherit;font-size:15px}
input:focus,textarea:focus{outline:none;border-color:var(--signal-d);box-shadow:0 0 0 4px rgba(46,230,168,.18)}
.consent{display:grid;grid-template-columns:20px 1fr;gap:10px;align-items:start;font-size:13px;line-height:1.5;color:var(--mu);cursor:pointer}
.consent input{width:18px;height:18px;margin-top:2px;padding:0;accent-color:var(--signal-d);cursor:pointer}
.consent a{color:var(--signal-d);text-decoration:underline;text-underline-offset:2px}
.consent em{font-style:normal;font-size:10.5px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;padding:2px 7px;border-radius:999px;margin-left:4px;white-space:nowrap}
.consent em.req{background:rgba(46,230,168,.2);color:var(--signal-d)}
.consent em.opt{background:rgba(0,0,0,.06);color:var(--mu)}
.aviso{font-size:12px;line-height:1.5;color:var(--mu)}
.aviso a{text-decoration:underline;text-underline-offset:2px}
.form-msg{color:#C0362C;font-size:13px}
.form-msg:empty{display:none}
.wa{text-align:center;color:var(--signal-d);font-size:15px;font-weight:500;padding:4px}
.wa:hover{text-decoration:underline}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.sent{text-align:center;padding:40px 12px;display:grid;justify-items:center;gap:12px}
.sent-ico{width:64px;height:64px;border-radius:50%;background:var(--signal);color:var(--ink);display:grid;place-items:center;font-size:30px;font-weight:700}
.sent h3{font-size:26px}
.sent p{color:var(--mu);max-width:360px}

/* Pie */
footer{border-top:1px solid var(--line);padding:24px 0 32px;font-size:12.5px;color:var(--mu)}
footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
footer a{text-decoration:underline;text-underline-offset:2px}
.todo-foot{opacity:.7}

/* Aparición suave al desplazarse */
.rv{opacity:0;transform:translateY(28px);transition:opacity .9s cubic-bezier(.2,.8,.2,1),transform .9s cubic-bezier(.2,.8,.2,1)}
.rv.in{opacity:1;transform:none}

@media (max-width:900px){
  nav ul{display:none}
  .bento{grid-template-columns:1fr}
  .t-l,.t-s,.t-m{grid-column:auto}
  .steps{grid-template-columns:1fr 1fr}
  .feats{grid-template-columns:1fr 1fr}
  .contact{grid-template-columns:minmax(0,1fr);padding:30px 22px}
  section{padding:80px 0}
}
@media (max-width:560px){
  .wrap{padding:0 16px}
  .steps,.feats,.row2{grid-template-columns:1fr}
  .tile{padding:26px;border-radius:22px;min-height:0}
  .row{grid-template-columns:36px 1fr}
  .row .st{grid-column:2;justify-self:start}
  .device{padding:14px 14px 0;border-radius:22px 22px 0 0}
  .contact{border-radius:22px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}.rv{opacity:1;transform:none}}

/* Contacto simétrico: columna izquierda con dolores, razones y WhatsApp */
.contact{align-items:stretch}
.left{display:flex;flex-direction:column;gap:26px}
.left .pains legend,.form-title{min-height:26px}
.beneficios{list-style:none;display:grid;gap:16px;padding-top:22px;border-top:1px solid var(--line)}
.beneficios li{display:grid;grid-template-columns:38px 1fr;gap:12px;align-items:start}
.beneficios svg{width:38px;height:38px;padding:9px;border-radius:12px;background:rgba(46,230,168,.16);color:var(--signal-d);fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.beneficios b{display:block;font-size:15px;font-weight:600}
.beneficios span{font-size:13.5px;color:var(--mu)}
.wa-card{margin-top:auto;display:grid;grid-template-columns:38px 1fr auto;gap:12px;align-items:center;padding:14px 18px;border-radius:16px;background:var(--white);border:1px solid var(--line);transition:.2s}
.wa-card:hover{border-color:var(--signal-d);transform:translateY(-1px)}
.wa-card svg{width:38px;height:38px;padding:9px;border-radius:12px;background:var(--ink);color:var(--signal);fill:none;stroke:currentColor;stroke-width:1.8;stroke-linejoin:round}
.wa-card b{display:block;font-size:15px}
.wa-card span{font-size:13.5px;color:var(--signal-d);font-weight:500}
.wa-card i{font-style:normal;font-size:24px;color:var(--mu)}
.left{gap:18px}
.left .pains{gap:8px}
.left .pains label span{padding:9px 16px}
.beneficios{gap:11px;padding-top:16px}
.wa-card{padding:11px 16px}