:root{
  --grafite:#181b22; --grafite-2:#232833; --grafite-3:#2f3542;
  --amarelo:#fdd700; --amarelo-esc:#e6c300; --petroleo:#1995AD; --petroleo-claro:#5fc3d6;
  --papel:#ffffff; --papel-2:#f5f6f8; --papel-3:#e9ecf0;
  --texto:#1b1f27; --texto-2:#4b5262; --texto-3:#7b8392;
  --borda:#dfe3e9; --raio:14px; --max:1180px;
  --sombra:0 18px 48px rgba(24,27,34,.16);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--texto);background:var(--papel);line-height:1.55;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:inherit}
h1,h2,h3{line-height:1.15;margin:0 0 .4em;letter-spacing:-.015em}
h1{font-size:clamp(2rem,4.2vw,3.35rem);font-weight:800}
h2{font-size:clamp(1.6rem,2.8vw,2.3rem);font-weight:800}
h3{font-size:1.15rem;font-weight:700}
p{margin:0 0 1em}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.wrap-estreito{max-width:820px}
.centro{text-align:center}
.sub{font-size:1.1rem;color:var(--texto-2);max-width:760px;margin-bottom:2.2rem}
.sec-escura .sub{color:#c7cdd8}
.nota{color:var(--texto-3);font-size:.95rem}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* botões */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;padding:.9em 1.5em;border-radius:10px;font-weight:700;text-decoration:none;border:1px solid transparent;cursor:pointer;font-size:1rem;transition:transform .12s ease,background .15s ease,box-shadow .15s ease;white-space:nowrap}
.btn:active{transform:translateY(1px)}
.btn-primaria{background:var(--amarelo);color:var(--grafite);box-shadow:0 8px 22px rgba(253,215,0,.28)}
.btn-primaria:hover{background:var(--amarelo-esc)}
.btn-ghost{background:transparent;color:inherit;border-color:rgba(24,27,34,.25)}
.sec-escura .btn-ghost,.hero .btn-ghost{border-color:rgba(255,255,255,.35);color:#fff}
.btn-top{background:var(--grafite);color:#fff;padding:.65em 1.1em;font-size:.95rem}
.btn-top:hover{background:var(--grafite-3)}
.btn-mini{padding:.55em 1em;font-size:.85rem;box-shadow:none}

/* topo */
.topo{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.92);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--borda)}
.topo-in{display:flex;align-items:center;gap:28px;height:68px}
.marca{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;font-size:1.25rem;letter-spacing:-.02em}
.marca b{color:var(--petroleo)}
.nav{display:flex;gap:22px;margin-left:auto}
.nav a{text-decoration:none;color:var(--texto-2);font-weight:500;font-size:.95rem}
.nav a:hover{color:var(--texto)}

/* hero */
.hero{background:radial-gradient(1200px 600px at 85% -10%,rgba(25,149,173,.35),transparent 60%),radial-gradient(800px 400px at -10% 110%,rgba(253,215,0,.18),transparent 60%),var(--grafite);color:#fff;padding:84px 0 72px}
.hero-in{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero .lead{font-size:1.2rem;color:#d5dae3;max-width:560px}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 18px}
.hero .nota{color:#9aa3b2}

/* mock da janela */
.janela{background:#fff;color:var(--texto);border-radius:16px;box-shadow:var(--sombra);overflow:hidden;transform:rotate(-1.2deg)}
.janela-barra{display:flex;align-items:center;gap:7px;background:var(--papel-2);border-bottom:1px solid var(--borda);padding:10px 14px;font-size:.8rem;color:var(--texto-3)}
.janela-barra i{width:10px;height:10px;border-radius:50%;background:#d8dce3}
.janela-barra span{margin-left:8px;font-weight:600}
.janela-corpo{padding:20px 22px 22px}
.arq{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.arq-ico{display:inline-grid;place-items:center;width:44px;height:44px;border-radius:10px;background:var(--grafite);color:var(--amarelo);font-weight:800;font-size:.8rem;letter-spacing:.04em}
.arq strong{display:block;font-size:.98rem}
.arq small{color:var(--texto-3)}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:16px}
.kpis div{background:var(--papel-2);border-radius:10px;padding:10px 12px}
.kpis b{display:block;font-size:1.05rem;letter-spacing:-.01em}
.kpis span{font-size:.72rem;color:var(--texto-3)}
.kpis .ok{background:#e9f8f1}.kpis .ok b{color:#1b8a4f}
.barras{display:grid;grid-template-columns:repeat(6,1fr);gap:8px;height:96px;align-items:end;margin-bottom:18px}
.barras div{display:flex;flex-direction:column;align-items:center;gap:6px;height:100%;justify-content:flex-end}
.barras i{display:block;width:100%;height:var(--h);background:linear-gradient(180deg,var(--petroleo-claro),var(--petroleo));border-radius:6px 6px 2px 2px}
.barras span{font-size:.7rem;color:var(--texto-3)}
.acoes{display:flex;gap:8px}

/* provas */
.provas{background:var(--papel-2);border-bottom:1px solid var(--borda)}
.provas-in{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:30px 24px}
.provas b{display:block;font-size:1.5rem;font-weight:800;letter-spacing:-.02em;color:var(--grafite)}
.provas span{font-size:.92rem;color:var(--texto-2)}

/* seções */
.sec{padding:84px 0}
.sec-clara{background:var(--papel-2)}
.sec-escura{background:var(--grafite);color:#fff}
.passos{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.passos li{background:var(--papel);border:1px solid var(--borda);border-radius:var(--raio);padding:28px 26px}
.num{display:inline-grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--amarelo);color:var(--grafite);font-weight:800;margin-bottom:16px}
.passos p{color:var(--texto-2);margin:0}

.laudo-in{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.lista{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.lista li{position:relative;padding-left:30px;color:#e6e9ef}
.lista li::before{content:"";position:absolute;left:0;top:.45em;width:16px;height:16px;border-radius:50%;background:var(--amarelo);box-shadow:inset 0 0 0 4px var(--grafite),0 0 0 1px var(--amarelo)}
.folha{background:#fff;color:var(--texto);width:min(360px,100%);margin:0 auto;aspect-ratio:1/1.3;border-radius:6px;box-shadow:var(--sombra);padding:26px 28px;display:flex;flex-direction:column;gap:12px;transform:rotate(1.5deg)}
.folha-topo{display:flex;justify-content:space-between;font-size:.72rem;letter-spacing:.12em;color:var(--texto-3)}
.folha-topo b{color:var(--petroleo);letter-spacing:0}
.folha-linha{height:10px;border-radius:5px;background:var(--papel-3);width:70%}
.folha-linha.larga{height:16px;width:90%;background:var(--grafite-3)}
.folha-linha.curta{width:45%}
.folha-grade{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin:6px 0}
.folha-grade i{height:44px;border-radius:6px;background:var(--papel-2);border:1px solid var(--borda)}
.folha-rodape{margin-top:auto;font-size:.68rem;color:var(--texto-3);border-top:1px solid var(--borda);padding-top:8px}

.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.card{border:1px solid var(--borda);border-radius:var(--raio);padding:26px}
.card p{color:var(--texto-2);margin:0}

.edicoes{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-bottom:22px}
.edicao{background:#fff;border:1px solid var(--borda);border-radius:var(--raio);padding:28px}
.edicao.destaque{border-color:var(--petroleo);box-shadow:0 12px 36px rgba(25,149,173,.16)}
.edicao h3{font-size:1.3rem}
.edicao p{color:var(--texto-2);min-height:3.2em}
.edicao ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.edicao li{padding-left:22px;position:relative;color:var(--texto)}
.edicao li::before{content:"";position:absolute;left:0;top:.55em;width:10px;height:10px;border-radius:50%;background:var(--petroleo)}

details{border-bottom:1px solid var(--borda);padding:16px 0}
summary{cursor:pointer;font-weight:700;font-size:1.05rem;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-weight:400;font-size:1.4rem;color:var(--petroleo)}
details[open] summary::after{content:"–"}
details p{color:var(--texto-2);margin:10px 0 0}

/* formulário */
.form{display:flex;gap:10px;max-width:560px;margin:0 auto}
.form input[type=email]{flex:1;padding:.95em 1.1em;border-radius:10px;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.08);color:#fff;font:inherit;font-size:1rem;min-width:0}
.form input::placeholder{color:#8f98a8}
.form input:focus{outline:2px solid var(--amarelo);outline-offset:1px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.form-msg{min-height:1.5em;margin-top:14px;color:#c7cdd8}
.form-msg.ok{color:var(--amarelo)}
.form-msg.erro{color:#ff9b9b}

/* rodapé */
.rodape{background:#0f1116;color:#aab2c0;padding:40px 0;font-size:.9rem}
.rodape-in{display:flex;justify-content:space-between;gap:32px;align-items:flex-start;flex-wrap:wrap}
.rodape-marca{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:1.1rem}
.rodape-marca b{color:var(--petroleo-claro)}
.rodape-marca small{font-weight:400;color:#aab2c0;margin-left:8px}
.rodape a{color:#d5dae3}
.rodape-txt{text-align:right;display:grid;gap:4px}
.motto{color:var(--petroleo-claro);letter-spacing:.32em;font-size:12px;margin-top:8px}

@media (max-width:980px){
  .hero-in,.laudo-in{grid-template-columns:1fr}
  .hero-card{order:-1}
  .janela,.folha{transform:none}
  .provas-in{grid-template-columns:repeat(2,1fr)}
  .passos,.edicoes{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
  .nav{display:none}
  .rodape-txt{text-align:left}
}
@media (max-width:560px){
  .hero{padding:52px 0 48px}
  .sec{padding:60px 0}
  .provas-in{grid-template-columns:1fr}
  .kpis{grid-template-columns:repeat(2,1fr)}
  .form{flex-direction:column}
  .btn-top{display:none}
}