:root{
  --verde:#0E4F52; --verde-escuro:#0A3A3D; --verde-medio:#13615F;
  --menta:#CFF4E8; --menta-forte:#5DB8A3; --menta-media:#3D8A7E;
  --texto:#F3FBF8; --texto-suave:#B9DCD2; --branco:#ffffff;
  --raio:18px; --max:1120px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Manrope",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--verde-escuro);color:var(--texto);line-height:1.6;font-size:17px}
body{background-image:
  linear-gradient(30deg, rgba(207,244,232,.035) 1px, transparent 1px),
  linear-gradient(150deg, rgba(207,244,232,.035) 1px, transparent 1px);
  background-size:46px 26px}
a{color:var(--menta);text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}

/* topo */
header{position:sticky;top:0;z-index:20;background:rgba(10,58,61,.88);backdrop-filter:blur(10px);border-bottom:1px solid rgba(207,244,232,.08)}
.topo{display:flex;align-items:center;justify-content:space-between;height:68px}
.marca{display:flex;align-items:center;gap:10px;color:var(--texto);font-weight:800;letter-spacing:.02em}
.marca img{width:38px;height:38px}
.marca small{display:block;font-size:.62rem;letter-spacing:.32em;color:var(--menta-forte);font-weight:700;margin-top:-4px}
nav a{color:var(--texto-suave);margin-left:22px;font-weight:600;font-size:.95rem}
nav a:hover{color:var(--menta)}
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--menta);color:var(--verde-escuro);font-weight:800;padding:13px 22px;border-radius:999px;transition:transform .15s, box-shadow .15s}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(93,184,163,.25)}
.btn.sec{background:transparent;color:var(--menta);border:1.5px solid var(--menta-forte)}
.btn.peq{padding:9px 16px;font-size:.92rem}
@media (max-width:820px){nav .link{display:none}}

/* hero */
.hero{padding:90px 0 70px;position:relative;overflow:hidden}
.hero h1{font-size:clamp(2.1rem,5vw,3.5rem);line-height:1.1;font-weight:800;max-width:780px}
.hero h1 span{color:var(--menta-forte)}
.hero p.lead{font-size:1.18rem;color:var(--texto-suave);max-width:640px;margin:20px 0 32px}
.hero .acoes{display:flex;gap:14px;flex-wrap:wrap}
.hero .selo{display:inline-block;font-size:.78rem;letter-spacing:.18em;text-transform:uppercase;color:var(--menta-forte);font-weight:700;margin-bottom:18px}
.camadas{position:absolute;right:-40px;top:60px;width:340px;opacity:.16;pointer-events:none}
@media (max-width:820px){.camadas{display:none}}

/* secoes */
section{padding:70px 0}
.titulo{font-size:clamp(1.6rem,3.4vw,2.3rem);font-weight:800;margin-bottom:10px}
.sub{color:var(--texto-suave);max-width:680px;margin-bottom:38px}
.etiqueta{font-size:.76rem;letter-spacing:.2em;text-transform:uppercase;color:var(--menta-forte);font-weight:700;margin-bottom:8px;display:block}
.grade{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:18px}
.card{background:rgba(19,97,95,.35);border:1px solid rgba(207,244,232,.1);border-radius:var(--raio);padding:26px}
.card h3{font-size:1.15rem;margin:10px 0 6px}
.card p{color:var(--texto-suave);font-size:.98rem}
.card .preco{margin-top:14px;font-weight:700;color:var(--menta)}
.icone{width:46px;height:46px;border-radius:12px;background:rgba(207,244,232,.1);display:flex;align-items:center;justify-content:center}
.icone svg{width:26px;height:26px}
.faixa{background:linear-gradient(135deg,var(--verde) 0%,var(--verde-medio) 100%);border-top:1px solid rgba(207,244,232,.08);border-bottom:1px solid rgba(207,244,232,.08)}

/* videos */
.videos{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:18px}
.video{border-radius:var(--raio);overflow:hidden;background:#000;aspect-ratio:16/9;border:1px solid rgba(207,244,232,.1)}
.video iframe{width:100%;height:100%;border:0}
.legenda{font-size:.9rem;color:var(--texto-suave);margin-top:8px}

/* IA */
.duas{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
@media (max-width:820px){.duas{grid-template-columns:1fr}}
.lista{list-style:none}
.lista li{padding:10px 0 10px 34px;position:relative;color:var(--texto-suave)}
.lista li strong{color:var(--texto)}
.lista li::before{content:"";position:absolute;left:0;top:15px;width:18px;height:18px;border-radius:50%;background:var(--menta-forte);box-shadow:inset 0 0 0 5px var(--verde)}
.chat{background:#0b2f31;border-radius:22px;padding:20px;border:1px solid rgba(207,244,232,.12);box-shadow:0 20px 50px rgba(0,0,0,.25)}
.chat .cab{display:flex;align-items:center;gap:10px;padding-bottom:14px;border-bottom:1px solid rgba(207,244,232,.08);margin-bottom:14px}
.chat .cab img{width:34px;height:34px}
.chat .cab b{display:block;font-size:.95rem}
.chat .cab span{font-size:.78rem;color:var(--menta-forte)}
.msg{max-width:85%;padding:10px 14px;border-radius:16px;margin:8px 0;font-size:.93rem}
.msg.ele{background:rgba(207,244,232,.1);border-bottom-left-radius:4px}
.msg.cli{background:var(--menta-forte);color:var(--verde-escuro);margin-left:auto;border-bottom-right-radius:4px;font-weight:600}

/* regiao */
.regioes{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
.regioes span{background:rgba(207,244,232,.08);border:1px solid rgba(207,244,232,.14);padding:8px 14px;border-radius:999px;font-size:.92rem}

/* cta */
.cta{text-align:center;padding:80px 0}
.cta .titulo{max-width:720px;margin:0 auto 14px}
.cta p{color:var(--texto-suave);max-width:560px;margin:0 auto 28px}

/* rodape */
footer{border-top:1px solid rgba(207,244,232,.08);padding:36px 0;color:var(--texto-suave);font-size:.9rem}
.rodape{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
.rodape a{color:var(--texto-suave);margin-right:16px}
.rodape a:hover{color:var(--menta)}

/* botao flutuante */
.zap{position:fixed;right:18px;bottom:18px;width:58px;height:58px;border-radius:50%;background:#25D366;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 22px rgba(0,0,0,.3);z-index:30}
.zap svg{width:30px;height:30px}

/* paginas de texto */
.doc{max-width:820px;margin:0 auto;padding:60px 20px 80px}
.doc h1{font-size:2rem;margin-bottom:6px}
.doc .data{color:var(--texto-suave);margin-bottom:30px;font-size:.92rem}
.doc h2{font-size:1.2rem;margin:30px 0 8px;color:var(--menta)}
.doc p,.doc li{color:var(--texto-suave);margin-bottom:10px}
.doc ul{padding-left:22px}