/* Synapse Voice — landing (estático, sem build). */

:root{
  --bg:#04060c; --bg2:#070b14;
  --panel:rgba(255,255,255,.045); --panel2:rgba(255,255,255,.075);
  --line:rgba(255,255,255,.10); --line2:rgba(255,255,255,.16);
  --ink:#eef2fb; --muted:#a7b0c4; --faint:#6b7488;
  --cyan:#35e6ff; --violet:#8b5cf6; --mint:#2fe08a;
  --amber:#f2b544; --magenta:#e0409f; --red:#ff6b5f;
  --serif:"New York","Iowan Old Style",Georgia,ui-serif,serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --r:20px; --r-sm:12px;
  --max:1180px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font:16px/1.6 var(--sans);-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;
  background:
    radial-gradient(70% 45% at 50% -10%,rgba(139,92,246,.20),transparent 70%),
    radial-gradient(55% 35% at 95% 5%,rgba(53,230,255,.12),transparent 72%),
    radial-gradient(50% 40% at 0% 60%,rgba(47,224,138,.06),transparent 70%),
    linear-gradient(180deg,#05070f 0%,#04060c 45%,#05060d 100%);
}
body::after{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.5;
  background-image:
    radial-gradient(1px 1px at 18% 22%,rgba(255,255,255,.7),transparent 60%),
    radial-gradient(1.4px 1.4px at 72% 14%,rgba(255,255,255,.5),transparent 60%),
    radial-gradient(1px 1px at 42% 72%,rgba(190,210,255,.42),transparent 60%),
    radial-gradient(1.6px 1.6px at 84% 58%,rgba(255,255,255,.32),transparent 60%),
    radial-gradient(1.2px 1.2px at 8% 88%,rgba(255,255,255,.28),transparent 60%);
  background-size:300px 240px,420px 320px,260px 200px,360px 280px,300px 260px;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}
.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}
.skip{position:absolute;left:-9999px;top:8px;z-index:100;background:#0b1020;border:1px solid var(--line2);padding:8px 14px;border-radius:10px}
.skip:focus{left:8px}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px}

/* ---------- botões ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;padding:13px 22px;font-weight:650;font-size:15px;
  border:1px solid transparent;cursor:pointer;transition:transform .15s ease,box-shadow .2s ease,background .2s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-1px)}
.btn.primary{
  background:linear-gradient(96deg,var(--violet),#6d8bff 45%,var(--cyan));
  color:#050a12;box-shadow:0 12px 34px -14px rgba(53,230,255,.65);
}
.btn.primary:hover{box-shadow:0 16px 44px -14px rgba(53,230,255,.85)}
.btn.ghost{
  background:rgba(255,255,255,.04);border-color:var(--line2);color:var(--ink);
}
.btn.ghost:hover{background:rgba(255,255,255,.08)}
.btn.sm{padding:9px 16px;font-size:13.5px}

/* ---------- nav ---------- */
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(4,6,12,.62);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.nav-in{display:flex;align-items:center;gap:22px;height:68px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:none}
.brand-mark{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:radial-gradient(circle at 35% 30%,#123055,#060b18 70%);
  border:1px solid rgba(53,230,255,.35);
  box-shadow:0 0 18px rgba(53,230,255,.22);
}
.brand-mark svg{width:20px;height:20px;fill:none;stroke:var(--cyan);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;filter:drop-shadow(0 0 4px rgba(53,230,255,.7))}
.brand-name{font-size:13px;letter-spacing:.18em;font-weight:600}
.brand-name b{font-weight:800}
.nav-links{display:flex;gap:22px;margin-left:10px}
.nav-links a{font-size:14px;color:var(--muted);transition:color .15s}
.nav-links a:hover{color:var(--ink)}
.nav-cta{margin-left:auto;display:flex;gap:10px;align-items:center}
.nav-toggle{display:none;margin-left:auto;background:none;border:1px solid var(--line2);border-radius:10px;width:40px;height:36px;cursor:pointer}
.nav-toggle span{display:block;width:16px;height:1.6px;background:var(--ink);margin:4px auto;border-radius:2px}

/* ---------- hero ---------- */
.hero{
  display:grid;grid-template-columns:1.02fr .98fr;gap:48px;align-items:center;
  padding-top:72px;padding-bottom:64px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin:0 0 14px;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;color:var(--muted);
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--mint);box-shadow:0 0 8px var(--mint)}
h1{
  margin:0;font-family:var(--serif);font-weight:600;
  font-size:clamp(48px,6.4vw,82px);line-height:.98;letter-spacing:-.03em;
}
.grad{
  background:linear-gradient(96deg,#c9b8ff 0%,#8b5cf6 35%,#35e6ff 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.lead{margin:22px 0 0;font-size:18px;line-height:1.55;color:var(--muted);max-width:46ch}
.lead b{color:var(--ink);font-weight:650}
.hero-actions{display:flex;gap:12px;margin-top:28px;flex-wrap:wrap}
.chips{list-style:none;display:flex;flex-wrap:wrap;gap:8px;padding:0;margin:28px 0 0}
.chips li{
  display:inline-flex;align-items:center;gap:7px;font-size:12.5px;color:var(--muted);
  border:1px solid var(--line);border-radius:999px;padding:6px 12px;background:rgba(255,255,255,.03);
}
.chips i{width:6px;height:6px;border-radius:50%;flex:none}
.c-mint{background:var(--mint);box-shadow:0 0 8px rgba(47,224,138,.7)}
.c-cyan{background:var(--cyan);box-shadow:0 0 8px rgba(53,230,255,.7)}
.c-violet{background:var(--violet);box-shadow:0 0 8px rgba(139,92,246,.7)}
.c-amber{background:var(--amber);box-shadow:0 0 8px rgba(242,181,68,.7)}

/* ---------- captura real ---------- */
.hero-shot{margin:0;position:relative}
.shot-frame{
  border-radius:22px;overflow:hidden;
  border:1px solid rgba(255,255,255,.14);background:#070b14;
  box-shadow:0 50px 120px -40px rgba(0,0,0,.95),
    0 0 0 1px rgba(53,230,255,.06) inset;
  transform:perspective(1400px) rotateY(-3deg) rotateX(1deg);
}
.shot-frame img{display:block;width:100%;height:auto}
.hero-shot figcaption{
  margin-top:12px;text-align:right;font-family:var(--mono);
  font-size:10.5px;letter-spacing:.08em;color:var(--faint);
}

/* ---------- strip ---------- */
.strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  border:1px solid var(--line);border-radius:var(--r);overflow:hidden;
  background:var(--line);margin-top:8px;
}
.strip > div{background:rgba(7,10,18,.9);padding:20px 22px;display:flex;flex-direction:column;gap:4px}
.strip b{font-size:14px}
.strip span{font-size:12.5px;color:var(--faint)}

/* ---------- seções ---------- */
.section{padding-top:96px}
.sec-head{max-width:760px;margin-bottom:36px}
h2{font-family:var(--serif);font-weight:600;font-size:clamp(34px,4.4vw,54px);line-height:1.04;letter-spacing:-.025em;margin:0}
.sec-sub{margin:16px 0 0;color:var(--muted);font-size:16.5px;line-height:1.55;max-width:62ch}
.sec-sub b{color:var(--ink)}
.grid{display:grid;gap:16px}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{
  border:1px solid var(--line);border-radius:var(--r);padding:24px;
  background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.015));
  box-shadow:0 24px 60px -40px rgba(0,0,0,.9),0 1px 0 rgba(255,255,255,.05) inset;
  transition:transform .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-3px);border-color:var(--line2)}
.card h3{font-size:17px;margin:16px 0 8px}
.card p{font-size:14px;line-height:1.55;color:var(--muted);margin:0}
.ic{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;border:1px solid var(--line);background:rgba(255,255,255,.03)}
.ic svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.ic.c-amber{color:var(--amber)} .ic.c-mint{color:var(--mint)} .ic.c-cyan{color:var(--cyan)} .ic.c-violet{color:var(--violet)}

/* ---------- passos ---------- */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:16px;counter-reset:step}
.step{border:1px solid var(--line);border-radius:var(--r);padding:26px;background:rgba(255,255,255,.03);position:relative;overflow:hidden}
.step::after{content:"";position:absolute;inset:0;background:radial-gradient(80% 60% at 100% 0%,rgba(139,92,246,.10),transparent 70%);pointer-events:none}
.step-n{font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:var(--cyan)}
.step h3{font-size:19px;margin:12px 0 8px}
.step p{font-size:14px;color:var(--muted);margin:0;line-height:1.55}

/* ---------- plataformas ---------- */
.plat{
  display:flex;flex-direction:column;gap:6px;border:1px solid var(--line);border-radius:var(--r);
  padding:22px;background:rgba(255,255,255,.03);transition:transform .2s,border-color .2s,background .2s;
}
.plat:hover{transform:translateY(-3px);border-color:rgba(53,230,255,.4);background:rgba(53,230,255,.05)}
.p-ic{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;color:var(--cyan);border:1px solid rgba(53,230,255,.3);background:rgba(53,230,255,.07);margin-bottom:8px}
.p-ic svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.plat h3{font-size:16px;margin:0}
.plat p{font-size:13px;color:var(--muted);margin:0;line-height:1.5}
.p-link{margin-top:auto;padding-top:12px;font-family:var(--mono);font-size:10.5px;color:var(--cyan)}
.p-thumb{display:block;border-radius:12px;overflow:hidden;border:1px solid var(--line);
  background:#070b14;margin-bottom:12px;height:132px}
.p-thumb img{width:100%;height:100%;object-fit:cover;object-position:top center;display:block}
.fineprint{font-size:12.5px;color:var(--faint);margin:18px 0 0;line-height:1.5}

/* ---------- planos ---------- */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;align-items:stretch}
.plan{
  position:relative;display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--r);
  padding:26px;background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.015));
}
.plan.featured{border:1.5px solid transparent;background:linear-gradient(rgba(10,13,22,.96),rgba(10,13,22,.96)) padding-box,linear-gradient(135deg,#8b5cf6,#35e6ff) border-box;box-shadow:0 0 40px -18px rgba(53,230,255,.35)}
.plan-tag{position:absolute;top:-11px;left:24px;font-family:var(--mono);font-size:9px;letter-spacing:.12em;color:#050a12;background:linear-gradient(96deg,#b49bff,#35e6ff);border-radius:99px;padding:4px 10px;font-weight:700}
.plan h3{font-size:20px;margin:0}
.price{font-family:var(--serif);font-size:34px;margin:8px 0 0;letter-spacing:-.02em}
.plan-sub{font-size:12.5px;color:var(--faint);margin:2px 0 18px}
.plan ul{list-style:none;padding:0;margin:0 0 22px;display:flex;flex-direction:column;gap:9px}
.plan li{font-size:13.5px;color:var(--muted);padding-left:20px;position:relative;line-height:1.45}
.plan li::before{content:"";position:absolute;left:0;top:6px;width:8px;height:8px;border-radius:50%;border:1.5px solid var(--mint)}
.plan li b{color:var(--ink)}
.plan .btn{margin-top:auto}

/* ---------- faq ---------- */
.faq{display:flex;flex-direction:column;gap:10px;max-width:820px}
.faq details{border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.03);padding:0 18px}
.faq summary{cursor:pointer;list-style:none;padding:16px 0;font-size:15px;font-weight:600;display:flex;align-items:center;gap:10px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"+";font-family:var(--mono);color:var(--cyan);font-size:16px;width:16px}
.faq details[open] summary::before{content:"–"}
.faq details p{margin:0 0 16px;color:var(--muted);font-size:14px;line-height:1.6;max-width:68ch}

/* ---------- acesso ---------- */
.access{padding-top:96px;padding-bottom:96px}
.access-card{
  border:1px solid var(--line);border-radius:26px;padding:52px;text-align:center;
  background:
    radial-gradient(70% 90% at 50% 0%,rgba(139,92,246,.18),transparent 70%),
    linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.015));
  box-shadow:0 40px 100px -50px rgba(0,0,0,.9);
}
.access-card h2{font-size:clamp(30px,4vw,48px)}
.access-card .sec-sub{margin-left:auto;margin-right:auto}
.access-form{display:flex;gap:10px;max-width:520px;margin:26px auto 0}
.access-form input{
  flex:1;min-width:0;border-radius:999px;border:1px solid var(--line2);
  background:rgba(6,9,16,.8);padding:13px 18px;font-size:15px;outline:none;
}
.access-form input:focus{border-color:rgba(53,230,255,.55);box-shadow:0 0 0 3px rgba(53,230,255,.12)}
.form-msg{min-height:20px;margin:12px 0 0;font-size:13px;color:var(--mint)}

/* ---------- footer ---------- */
.foot{border-top:1px solid rgba(255,255,255,.07);padding:34px 0 44px;background:rgba(4,6,12,.6)}
.foot-in{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.foot-line{font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;color:var(--faint);margin:0}
.foot-links{margin-left:auto;display:flex;gap:18px}
.foot-links a{font-size:13px;color:var(--muted)}
.foot-links a:hover{color:var(--ink)}
.foot-copy{width:100%;margin:10px 0 0;font-size:11.5px;color:var(--faint)}

/* ---------- reveal ---------- */
.js .reveal{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .btn:hover,.card:hover,.plat:hover{transform:none}
}

/* ---------- responsivo ---------- */
@media (max-width:1000px){
  .hero{grid-template-columns:1fr;gap:40px;padding-top:52px}
  .hero-visual{max-width:640px}
  .g3,.steps,.plans{grid-template-columns:1fr 1fr}
  .g4{grid-template-columns:1fr 1fr}
  .strip{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  .nav-links{display:none;position:absolute;top:68px;left:0;right:0;flex-direction:column;gap:0;background:rgba(4,6,12,.98);border-bottom:1px solid var(--line);padding:8px 24px 16px}
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 0;border-bottom:1px solid rgba(255,255,255,.05);font-size:15px}
  .nav-cta .ghost{display:none}
  .nav-toggle{display:block}
  .hero{padding-bottom:44px}
  .g3,.steps,.plans,.g4{grid-template-columns:1fr}
  .strip{grid-template-columns:1fr}
  .shot-frame{transform:none}
  .access-card{padding:34px 22px}
  .access-form{flex-direction:column}
  .access-form .btn{width:100%}
  .section,.access{padding-top:68px}
  .foot-links{margin-left:0}
}