:root{
  --bg:#0b0f17; --bg-alt:#0f1521; --card:#131a28; --line:#222c3f;
  --text:#e8ecf4; --muted:#9aa6bd; --accent:#2f8bff; --accent-2:#27d3c3;
  --radius:16px; --maxw:1160px;
}
*{box-sizing:border-box;margin:0}
html{overflow-x:hidden;scroll-behavior:smooth;scroll-padding-top:80px}
body{font:400 16px/1.65 "IBM Plex Sans",system-ui,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3,h4{font-family:"Space Grotesk",sans-serif;line-height:1.15;letter-spacing:-.01em}
.container{width:min(var(--maxw),100% - 32px);margin-inline:auto}

/* header */
.header{position:sticky;top:0;z-index:50;background:rgba(11,15,23,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.header__inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.nav{display:flex;align-items:center;gap:28px;font-size:15px}
.nav a{text-decoration:none;color:var(--muted);transition:color .2s}
.nav a:hover{color:var(--text)}
.nav .btn{color:#fff}
.nav-toggle{display:none;background:none;border:0;width:40px;height:40px;cursor:pointer}
.nav-toggle span{display:block;height:2px;background:var(--text);margin:6px 8px;transition:.2s}

/* buttons */
.btn{display:inline-block;background:var(--accent);color:#fff;text-decoration:none;font-weight:500;border:0;border-radius:999px;padding:14px 26px;cursor:pointer;font:inherit;font-weight:500;transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translateY(-1px);box-shadow:0 8px 24px rgba(47,139,255,.35)}
.btn--sm{padding:9px 18px;font-size:14px}
.btn--ghost{background:transparent;border:1px solid var(--line);color:var(--text)}
.btn--ghost:hover{box-shadow:none;border-color:var(--accent)}
.btn:focus-visible,.chip:focus-visible,.mod:focus-visible,a:focus-visible{outline:2px solid var(--accent-2);outline-offset:3px}

/* type */
.eyebrow{font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-2);font-weight:600;margin-bottom:14px}
.grad{background:linear-gradient(90deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{color:var(--muted);font-size:18px;max-width:58ch;margin-top:22px}

/* hero */
.hero{padding:80px 0 56px;background:radial-gradient(900px 400px at 80% -10%,rgba(47,139,255,.18),transparent),radial-gradient(600px 300px at 0 20%,rgba(39,211,195,.08),transparent)}
.hero__grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:48px;align-items:center}
.hero h1{font-size:clamp(34px,5vw,56px)}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:64px}
.stats div{border:1px solid var(--line);border-radius:var(--radius);padding:22px;background:var(--card)}
.stats strong{display:block;font:700 34px "Space Grotesk";color:var(--text)}
.stats span{color:var(--muted);font-size:14px}

/* screenshots */
.shot{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);background:var(--card);box-shadow:0 30px 60px -30px rgba(0,0,0,.7)}
.shot img{width:100%;height:auto}
.shot__placeholder{aspect-ratio:16/10;display:grid;place-items:center;color:var(--muted);font-size:14px;background:repeating-linear-gradient(45deg,#121a2a,#121a2a 12px,#141d2f 12px,#141d2f 24px)}
.shot__placeholder::before{content:attr(data-label)}

/* sections */
.section{padding:96px 0}
.section--alt{background:var(--bg-alt);border-block:1px solid var(--line)}
.section__head{max-width:680px;margin-bottom:48px}
.section__head h2,.split h2{font-size:clamp(28px,3.4vw,42px)}
.section__head p:last-child{color:var(--muted);margin-top:14px}

.layers{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.layer{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.layer__n{font:700 14px "Space Grotesk";color:var(--accent)}
.layer h3{font-size:20px;margin:10px 0}
.layer p{color:var(--muted);font-size:15px}

/* modules */
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:28px}
.chip{background:transparent;border:1px solid var(--line);color:var(--muted);padding:8px 18px;border-radius:999px;cursor:pointer;font:inherit;font-size:14px;transition:.2s}
.chip:hover{color:var(--text)}
.chip.is-active{background:var(--accent);border-color:var(--accent);color:#fff}
.modules{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}
.mod{text-align:left;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;cursor:pointer;color:inherit;font:inherit;transition:transform .2s,border-color .2s}
.mod:hover{transform:translateY(-3px);border-color:var(--accent)}
.mod[hidden]{display:none}

.mod h3{font-size:18px;margin-bottom:8px}
.mod p{color:var(--muted);font-size:14.5px}
.tag{display:inline-block;font-size:12px;color:var(--accent-2);border:1px solid rgba(39,211,195,.35);border-radius:999px;padding:3px 12px;margin-bottom:12px}

/* features */
.feature{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:56px;align-items:center;margin-bottom:80px}
.feature:last-child{margin-bottom:0}
.feature--rev .feature__text{order:2}
.feature h3{font-size:28px;margin-bottom:16px}
.feature p{color:var(--muted)}
.ticks{list-style:none;padding:0;margin-top:20px;display:grid;gap:10px}
.ticks li{padding-left:28px;position:relative}
.ticks li::before{content:"";position:absolute;left:0;top:.55em;width:14px;height:8px;border-left:2px solid var(--accent-2);border-bottom:2px solid var(--accent-2);transform:rotate(-45deg) translateY(-50%)}

/* apps / cases */
.apps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.app{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.app h3{font-size:20px;margin-bottom:10px}
.app p{color:var(--muted);font-size:15px}
.cases{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.case{text-decoration:none;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .2s,border-color .2s}
.case:hover{transform:translateY(-3px);border-color:var(--accent)}
.case img{aspect-ratio:16/10;object-fit:cover;width:100%}
.case div{padding:22px}
.case h3{font-size:19px;margin-bottom:6px}
.case p{color:var(--muted);font-size:15px}

/* split + forms */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:56px;align-items:start}
.split>div>p{color:var(--muted);margin-top:16px}
.form{display:grid;gap:16px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.form label{display:grid;gap:6px;font-size:14px;color:var(--muted)}
.form input,.form textarea{background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:12px 14px;color:var(--text);font:inherit}
.form input:focus,.form textarea:focus{outline:none;border-color:var(--accent)}
.form__msg{font-size:14px;color:var(--accent-2);min-height:1.4em}
.contact{list-style:none;padding:0;margin-top:26px;display:grid;gap:14px;color:var(--muted)}
.contact strong{display:block;color:var(--text);font-size:14px}
.contact a{text-decoration:none}.contact a:hover{color:var(--accent)}

/* footer */
.footer{border-top:1px solid var(--line);padding:56px 0 0;background:var(--bg-alt)}
.footer__grid{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr) minmax(0,1fr);gap:40px}
.footer p{color:var(--muted);margin-top:14px;max-width:38ch}
.footer h4{font-size:15px;margin-bottom:12px}
.footer__grid a{display:block;color:var(--muted);text-decoration:none;font-size:15px;margin-bottom:8px}
.footer__grid a:hover{color:var(--text)}
.footer__bar{margin-top:40px;padding:22px 0;border-top:1px solid var(--line);color:var(--muted);font-size:14px}

/* modal */
.modal{position:fixed;inset:0;background:rgba(0,0,0,.7);display:grid;place-items:center;padding:16px;z-index:100}
.modal[hidden]{display:none}
.modal__box{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:34px;max-width:680px;max-height:86vh;overflow:auto}
.modal__box h3{font-size:26px;margin-bottom:14px}
.modal__box p{color:var(--muted);margin-bottom:24px}
.modal__close{position:absolute;top:10px;right:14px;background:none;border:0;color:var(--muted);font-size:30px;cursor:pointer}

/* reveal */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s,transform .6s}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}}

/* responsive */
@media (max-width:980px){
  .hero__grid,.feature,.split{grid-template-columns:minmax(0,1fr)}
  .feature--rev .feature__text{order:0}
  .layers,.apps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cases{grid-template-columns:minmax(0,1fr)}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer__grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
}
@media (max-width:760px){
  .nav-toggle{display:block}
  .nav{position:absolute;top:68px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:var(--bg);border-bottom:1px solid var(--line);padding:8px 16px 18px;display:none}
  .nav.open{display:flex}
  .nav a{padding:12px 0}
  .nav .btn{text-align:center;margin-top:8px}
  .section{padding:64px 0}
}
@media (max-width:520px){
  .layers,.apps,.footer__grid{grid-template-columns:minmax(0,1fr)}
}

.container>*,.hero__grid>*,.split>*,.feature>*{min-width:0}

/* Icon Badge (Aegis): 40×40, ícone 20px, fundo brand-light dark, ícone brand */
.badge{display:inline-grid;place-items:center;width:40px;height:40px;border-radius:8px;background:#06131a;border:1px solid #12384a;color:#4fb4de;margin-bottom:14px}
.badge .icon{display:block}
.layer .badge{margin-bottom:12px}
.layer__n{margin-left:10px}
.mod{display:flex;flex-direction:column;align-items:flex-start;justify-content:flex-start}

/* chat flutuante (WhatsApp) */
.wa{position:fixed;right:20px;bottom:20px;z-index:90;display:flex;flex-direction:column;align-items:flex-end;gap:12px}
.wa__fab{display:flex;align-items:center;gap:10px;background:#1fa855;color:#fff;border:0;border-radius:999px;padding:14px 18px;cursor:pointer;font:500 15px "IBM Plex Sans",sans-serif;box-shadow:0 10px 30px rgba(0,0,0,.45);transition:transform .15s}
.wa__fab:hover{transform:translateY(-2px)}
.wa__fab:focus-visible{outline:2px solid #fff;outline-offset:3px}
.wa__ic{display:grid;place-items:center}
.wa__label[hidden]{display:none}
.wa__panel{width:min(320px,calc(100vw - 40px));background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:0 20px 50px rgba(0,0,0,.55)}
.wa__panel[hidden]{display:none}
.wa__panel header{background:#1fa855;color:#fff;padding:14px 16px;display:grid}
.wa__panel header span{font-size:13px;opacity:.9}
.wa__body{padding:14px;display:grid;gap:8px}
.wa__bubble{background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:10px 12px;font-size:14px;color:var(--muted);margin-bottom:4px}
.wa__body button{text-align:left;background:transparent;border:1px solid var(--line);color:var(--text);border-radius:10px;padding:10px 12px;cursor:pointer;font:inherit;font-size:14px;transition:border-color .2s,background .2s}
.wa__body button:hover{border-color:#1fa855;background:rgba(31,168,85,.08)}
@media (max-width:520px){.wa{right:14px;bottom:14px}.wa__label{display:none}.wa__fab{padding:14px}}