:root{--navy:#0A1F3A;--navy2:#13305a;--gold:#C8A14B;--gold-ink:#8a6a22;--bg:#F4F6F8;--ink:#0f172a;--mut:#5b6b82;--line:#e3e8ef;--in:#15803d;--out:#c2410c}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);background:#fff;font:17px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--navy)}
img{max-width:100%;height:auto;display:block}
h1,h2,h3{line-height:1.15;letter-spacing:-.02em;margin:0 0 .5em;color:var(--navy)}
h1{font-size:clamp(2.1rem,6vw,3.6rem);font-weight:850}
h2{font-size:clamp(1.6rem,3.6vw,2.3rem);font-weight:800}
h3{font-size:1.2rem}
.w{max-width:1120px;margin:0 auto;padding:0 20px}
.narrow{max-width:760px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:.78rem;font-weight:800;color:var(--gold-ink);margin:0 0 10px}
.sub{color:var(--mut);max-width:62ch;margin:0 0 28px}
.muted{color:var(--mut)}

/* botões */
.b{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 24px;border-radius:14px;font-weight:750;text-decoration:none;font-size:1rem;border:0;cursor:pointer;transition:transform .15s}
.b:hover{transform:translateY(-1px)}
.b-gold{background:var(--gold);color:var(--navy)}
.b-navy{background:var(--navy);color:#fff}
.b-line{border:1.5px solid rgba(255,255,255,.35);color:#fff}
.b-line.dark{border-color:var(--line);color:var(--navy)}
.b.sm{padding:10px 16px;font-size:.92rem;border-radius:12px}

/* header */
.hd{position:sticky;top:0;z-index:20;background:rgba(10,31,58,.96);backdrop-filter:blur(8px)}
.hd .w{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.brand{display:flex;align-items:center;gap:8px;color:#fff;text-decoration:none;font-weight:850;font-size:1.35rem;letter-spacing:-.02em}
.brand i{width:32px;height:32px;border-radius:10px;background:var(--gold);color:var(--navy);display:grid;place-items:center;font-style:normal;font-size:1.05rem}
.brand small{font-size:.62rem;letter-spacing:.18em;color:var(--gold);font-weight:700;margin-left:2px}
.hd nav{display:none;gap:22px}
.hd nav a{color:#c7d2e3;text-decoration:none;font-size:.95rem;font-weight:600}
.hd nav a:hover{color:#fff}
@media(min-width:860px){.hd nav{display:flex}}

/* hero */
.hero{background:radial-gradient(1200px 500px at 80% -10%,#1d3f6e 0,transparent 60%),var(--navy);color:#fff;padding:48px 0 0;overflow:hidden}
.hero h1{color:#fff}.hero h1 span{color:var(--gold)}
.hero .eyebrow{color:var(--gold)}
.hero-g{display:grid;gap:36px;align-items:end}
@media(min-width:900px){.hero-g{grid-template-columns:1.15fr .85fr;padding-top:24px}}
.lead{font-size:1.15rem;color:var(--mut);max-width:58ch}
.hero .lead{color:#c7d2e3}.hero .lead b{color:#fff}
.ctas{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0 18px}
.ticks{list-style:none;padding:0;margin:0 0 40px;display:flex;flex-wrap:wrap;gap:8px 18px;color:#c7d2e3;font-size:.92rem}
.ticks li::before{content:"✓ ";color:var(--gold);font-weight:800}
.phone{margin:0 auto;width:min(330px,82vw);border-radius:38px 38px 0 0;border:10px solid #050f1f;border-bottom:0;overflow:hidden;box-shadow:0 30px 80px rgba(0,0,0,.45);background:#050f1f;aspect-ratio:390/700}
.phone img{width:100%;height:100%;object-fit:cover;object-position:top}
.phone.sm{border-radius:34px;border-bottom:10px solid #050f1f;aspect-ratio:390/760;box-shadow:0 24px 60px rgba(10,31,58,.25)}

/* seções */
.sec{padding:76px 0}
.sec.alt{background:var(--bg)}
.steps{list-style:none;padding:0;margin:0;display:grid;gap:16px;counter-reset:s}
@media(min-width:820px){.steps{grid-template-columns:repeat(3,1fr)}}
.steps li{counter-increment:s;border:1px solid var(--line);border-radius:18px;padding:24px;background:#fff}
.steps li::before{content:counter(s);display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:var(--navy);color:var(--gold);font-weight:850;margin-bottom:14px}
.steps b{display:block;font-size:1.1rem;color:var(--navy);margin-bottom:6px}
.steps span{color:var(--mut)}

.demo-g{display:grid;gap:28px;align-items:center}
@media(min-width:880px){.demo-g{grid-template-columns:1.1fr .9fr}}
.demo-in{width:100%;font:inherit;font-size:1.1rem;padding:16px 18px;border-radius:14px;border:2px solid var(--navy);outline:none;background:#fff}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.chips button{font:inherit;font-size:.88rem;padding:7px 12px;border-radius:99px;border:1px solid var(--line);background:#fff;color:var(--mut);cursor:pointer}
.chips button:hover{border-color:var(--navy);color:var(--navy)}
.demo-card{background:#fff;border-radius:22px;padding:24px;box-shadow:0 20px 50px rgba(10,31,58,.12);display:grid;gap:18px;min-height:170px;align-content:center}
.dc-top{display:flex;gap:14px;align-items:center}
.dc-e{width:56px;height:56px;border-radius:16px;display:grid;place-items:center;font-size:1.7rem;flex:none}
.dc-v{font-size:1.8rem;font-weight:850;letter-spacing:-.02em}
.dc-v.out{color:var(--out)}.dc-v.in{color:var(--in)}
.dc-top small{color:var(--mut)}
.dc-d{font-weight:650;margin-top:2px}

.feat-g{display:grid;gap:40px;align-items:center}
@media(min-width:880px){.feat-g{grid-template-columns:.8fr 1.2fr}}
.feats{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.feats li{padding-left:30px;position:relative;color:var(--mut)}
.feats li::before{content:"";position:absolute;left:0;top:7px;width:16px;height:16px;border-radius:5px;background:var(--gold)}
.feats b{color:var(--ink)}

.tbl{overflow-x:auto;border-radius:16px;border:1px solid var(--line);background:#fff;margin:10px 0 20px}
table{border-collapse:collapse;width:100%;min-width:560px;font-size:.95rem}
th,td{padding:13px 14px;text-align:left;border-bottom:1px solid var(--line)}
thead th{background:var(--navy);color:#fff;font-weight:700}
tbody tr:last-child td{border-bottom:0}
td.me,th.me{background:#fbf6ea;font-weight:700;color:var(--navy)}
thead th.me{background:var(--gold);color:var(--navy)}

.cards3{display:grid;gap:16px}
@media(min-width:820px){.cards3{grid-template-columns:repeat(3,1fr)}}
.cards3 div{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px}
.cards3 b{display:block;color:var(--navy);font-size:1.08rem;margin-bottom:6px}
.cards3 p{margin:0;color:var(--mut)}

.guides{display:grid;gap:14px}
@media(min-width:760px){.guides{grid-template-columns:1fr 1fr}}
.guides.one{grid-template-columns:1fr;margin:24px 0}
.guides a{display:block;text-decoration:none;border:1px solid var(--line);border-left:4px solid var(--gold);border-radius:14px;padding:20px 22px;background:#fff;transition:box-shadow .15s}
.guides a:hover{box-shadow:0 10px 30px rgba(10,31,58,.1)}
.guides b{display:block;color:var(--navy);font-size:1.08rem}
.guides span{color:var(--mut);font-size:.95rem}

.faq details{border-bottom:1px solid var(--line);padding:16px 0}
.faq summary{cursor:pointer;font-weight:700;color:var(--navy);list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::after{content:"+";font-size:1.4rem;line-height:1;color:var(--gold-ink)}
.faq details[open] summary::after{content:"−"}
.faq summary::-webkit-details-marker{display:none}
.faq p{color:var(--mut);margin:10px 0 0}

.final{background:var(--navy);color:#fff;text-align:center;padding:80px 0}
.final h2{color:#fff}.final p{color:#c7d2e3;margin:0 0 26px}

/* artigos */
.art{padding:40px 0 70px}
.art h1{font-size:clamp(1.9rem,5vw,2.8rem)}
.art h2{margin-top:2em;font-size:1.6rem}
.art h3{margin-top:1.4em}
.art p,.art li{color:#334155}
.art ul,.art ol{padding-left:22px}
.art li{margin:6px 0}
.art code{background:var(--bg);padding:2px 6px;border-radius:6px;font-size:.9em}
.bc{font-size:.88rem;color:var(--mut);margin-bottom:18px}
.bc a{color:var(--mut)}
.byline{font-size:.88rem;color:var(--mut);border-bottom:1px solid var(--line);padding-bottom:18px}
.ctabox{margin:36px 0;display:grid;gap:16px;align-items:center;background:var(--navy);color:#fff;border-radius:20px;padding:26px;border-left:6px solid var(--gold)}
.ctabox b{font-size:1.2rem}.ctabox p{color:#c7d2e3 !important;margin:6px 0 0}
@media(min-width:700px){.ctabox{grid-template-columns:1fr auto}}
.related{margin-top:40px;display:grid;gap:8px}
.related b{color:var(--mut);font-size:.85rem;text-transform:uppercase;letter-spacing:.08em}
.related a b{color:var(--navy);text-transform:none;letter-spacing:0;font-size:1rem}
.related a{text-decoration:none;padding:12px 16px;border:1px solid var(--line);border-radius:12px}
.dl{margin:10px 0 6px}

.calc{background:var(--bg);border-radius:20px;padding:24px;margin:24px 0}
.calc label{font-weight:700;color:var(--navy);display:block;margin-bottom:8px}
.calc input{width:100%;font:inherit;font-size:1.5rem;font-weight:800;padding:12px 16px;border-radius:12px;border:2px solid var(--navy);outline:none}
.calc-g{display:grid;gap:12px;margin-top:16px}
@media(min-width:700px){.calc-g{grid-template-columns:repeat(3,1fr)}}
.calc-g div{background:#fff;border-radius:14px;padding:16px;border-top:5px solid var(--c)}
.calc-g small{color:var(--mut);font-weight:700}
.calc-g b{display:block;font-size:1.6rem;color:var(--navy);margin:2px 0}
.calc-g span{font-size:.85rem;color:var(--mut)}
.calc-bar{display:flex;height:12px;border-radius:99px;overflow:hidden;margin-top:16px}

/* footer */
.ft{background:#071528;color:#9fb0c8;padding:50px 0 30px;font-size:.93rem}
.ft-g{display:grid;gap:28px}
@media(min-width:800px){.ft-g{grid-template-columns:1.4fr 1fr 1fr 1fr}}
.ft b{color:#fff;display:block;margin-bottom:10px}
.ft a{color:#9fb0c8;text-decoration:none;display:block;margin:6px 0}
.ft a:hover{color:#fff}
.ft .brand{display:flex;margin-bottom:12px;color:#fff}
.cred{border-top:1px solid #1b2c45;margin-top:30px;padding-top:20px;font-size:.85rem}
.cred a{display:inline;color:var(--gold)}
.ft a.b-wa{display:inline-flex;align-items:center;gap:8px;background:#25D366;color:#fff;font-weight:750;padding:11px 16px;border-radius:12px;margin:0}
.ft a.b-wa:hover{color:#fff;filter:brightness(1.05)}