/* Layout: navy "sala de estratégia" hero com gráfico de ponto de virada; seções claras em grade editorial de 12 colunas; case e contato em navy. */
:root{
  --navy:#0b1323; --navy-2:#121d33; --navy-3:#1b2944;
  --blue:#5271ff; --blue-deep:#3d59e6; --blue-soft:#a9b8ff;
  --ink:#131a28; --slate:#586176; --mist:#8d97ab;
  --paper:#f3f5f9; --line:#dde2eb; --line-dark:rgba(255,255,255,.12); --white:#fff;
  --display:"Hanken Grotesk",system-ui,-apple-system,"Segoe UI",sans-serif;
  --accent:"Newsreader",Georgia,"Times New Roman",serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
  --wrap:1200px; --gut:clamp(16px,4vw,40px);
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;background:var(--white);color:var(--ink);font:400 16px/1.65 var(--display);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
h1,h2,h3{margin:0;font-family:var(--display);text-wrap:balance;letter-spacing:-.02em}
p{margin:0}
em.ac{font-family:var(--accent);font-style:italic;font-weight:400;letter-spacing:-.01em}
.wrap{width:100%;max-width:calc(var(--wrap) + 2*var(--gut));margin:0 auto;padding-inline:var(--gut)}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px}

/* labels */
.kicker{display:inline-flex;align-items:center;gap:10px;font:500 12px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--slate)}
.kicker::before{content:"";width:18px;height:1px;background:currentColor;opacity:.6}
.on-dark .kicker{color:var(--blue-soft)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:52px;padding:0 24px;border-radius:2px;background:var(--blue);color:var(--white);font:600 15px/1 var(--display);border:1px solid var(--blue);transition:background .2s,transform .2s,box-shadow .2s;cursor:pointer}
.btn:hover{background:var(--blue-deep);border-color:var(--blue-deep);transform:translateY(-1px);box-shadow:0 12px 28px -12px rgba(82,113,255,.7)}
.btn svg{width:18px;height:18px;flex:none}
.btn-ghost{background:transparent;color:inherit;border-color:currentColor}
.btn-ghost:hover{background:rgba(255,255,255,.06);border-color:currentColor;box-shadow:none}
.btn-sm{min-height:42px;padding:0 18px;font-size:14px}

/* header */
.topbar{position:sticky;top:env(safe-area-inset-top,0px);z-index:40;background:rgba(11,19,35,.92);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line-dark);color:var(--white)}
.nav{display:flex;align-items:center;gap:36px;height:72px}
.brand{display:flex;align-items:center;gap:12px;margin-right:auto}
.brand img{width:38px;height:auto}
.brand b{display:block;font:700 21px/1 var(--display);letter-spacing:-.03em}
.brand small{display:block;margin-top:4px;font:500 9.5px/1 var(--mono);letter-spacing:.2em;text-transform:uppercase;color:var(--mist)}
.nav-links{display:flex;gap:30px;font-size:14px;font-weight:500;color:#c4cbd9}
.nav-links a:hover{color:var(--white)}
.menu{display:none;position:relative}
.menu summary{list-style:none;width:44px;height:44px;display:grid;place-content:center;gap:5px;border:1px solid var(--line-dark);cursor:pointer}
.menu summary::-webkit-details-marker{display:none}
.menu summary i{display:block;width:18px;height:1.5px;background:var(--white)}
.menu nav{position:absolute;right:0;top:54px;width:230px;display:grid;background:var(--navy-2);border:1px solid var(--line-dark);box-shadow:0 24px 48px rgba(0,0,0,.35)}
.menu nav a{padding:14px 18px;border-bottom:1px solid var(--line-dark);font-size:15px}
.menu nav a:last-child{border-bottom:0;color:var(--blue-soft)}

/* hero */
.hero{position:relative;background:var(--navy);color:var(--white);overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--line-dark) 1px,transparent 1px),linear-gradient(90deg,var(--line-dark) 1px,transparent 1px);background-size:64px 64px;opacity:.35;mask-image:radial-gradient(ellipse at 70% 40%,#000 0%,transparent 70%);-webkit-mask-image:radial-gradient(ellipse at 70% 40%,#000 0%,transparent 70%)}
.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(32px,5vw,72px);align-items:center;padding-block:clamp(56px,9vw,112px) clamp(56px,8vw,96px)}
.hero-copy{min-width:0}
.hero h1{margin:26px 0 24px;font-size:clamp(42px,6.2vw,80px);line-height:.98;font-weight:700;letter-spacing:-.045em}
.hero h1 em.ac{color:var(--blue-soft);font-size:1.06em}
.hero-lead{max-width:34em;font-size:clamp(16px,1.4vw,18.5px);line-height:1.7;color:#c4cbd9}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}
.hero-audience{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:40px;padding-top:24px;border-top:1px solid var(--line-dark);font:500 12.5px/1.4 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--mist)}
.hero-audience span::before{content:"";display:inline-block;width:6px;height:6px;margin-right:9px;background:var(--blue);transform:rotate(45deg) translateY(-2px)}

/* pivot chart */
.pivot-card{position:relative;min-width:0;background:linear-gradient(160deg,var(--navy-3),var(--navy-2));border:1px solid var(--line-dark);padding:24px 24px 18px;box-shadow:0 40px 80px -30px rgba(0,0,0,.6)}
.pivot-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;font:500 11.5px/1.3 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--mist)}
.pivot-head b{color:var(--white);font-weight:500}
.pivot-card svg{display:block;width:100%;height:auto;margin-top:14px;overflow:visible}
.pivot-card .grid line{stroke:rgba(255,255,255,.08);stroke-width:1}
.pivot-card .before{fill:none;stroke:var(--mist);stroke-width:2.5;stroke-dasharray:5 6}
.pivot-card .after{fill:none;stroke:var(--blue);stroke-width:3.5;stroke-linecap:round;stroke-linejoin:round}
.pivot-card .area{fill:url(#pv-fill)}
.pivot-card .dot{fill:var(--navy);stroke:var(--white);stroke-width:2.5}
.pivot-card .ring{fill:none;stroke:var(--blue);stroke-width:1.5;opacity:.6}
.pivot-card .tip{fill:var(--blue)}
.pivot-card .lbl{font:500 11px var(--mono);fill:var(--mist);letter-spacing:.08em;text-transform:uppercase}
.pivot-card .lbl-pv{font:600 12px var(--mono);fill:var(--white);letter-spacing:.1em}
.pivot-steps{display:grid;grid-template-columns:repeat(4,1fr);margin-top:10px;border-top:1px solid var(--line-dark)}
.pivot-steps span{padding-top:12px;font:500 11px/1.3 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--mist)}
.pivot-steps span:nth-child(n+3){color:var(--white)}
@media (prefers-reduced-motion:no-preference){
  .pivot-card .after{stroke-dasharray:600;stroke-dashoffset:0;animation:draw 1.6s .35s cubic-bezier(.6,0,.2,1) both}
  .pivot-card .area{animation:fade 1s 1.2s both}
  .pivot-card .ring{transform-origin:center;transform-box:fill-box;animation:pulse 2.4s 1.8s ease-out infinite}
  @keyframes draw{from{stroke-dashoffset:600}to{stroke-dashoffset:0}}
  @keyframes fade{from{opacity:0}to{opacity:1}}
  @keyframes pulse{0%{transform:scale(1);opacity:.7}100%{transform:scale(2.4);opacity:0}}
}

/* facts */
.facts{background:var(--paper);border-bottom:1px solid var(--line)}
.facts-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.fact{padding:30px 28px 30px 0;display:grid;gap:6px;min-width:0}
.fact+.fact{padding-left:28px;border-left:1px solid var(--line)}
.fact b{font:700 clamp(30px,3.2vw,40px)/1 var(--display);letter-spacing:-.04em;color:var(--ink);font-variant-numeric:tabular-nums}
.fact b small{font-size:.5em;letter-spacing:0;color:var(--blue);margin-left:2px}
.fact span{font-size:14px;line-height:1.45;color:var(--slate)}

/* sections */
.section{padding-block:clamp(72px,10vw,128px)}
.sec-head{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:clamp(24px,5vw,80px);align-items:end;margin-bottom:clamp(40px,6vw,64px)}
.sec-head h2{margin-top:18px;font-size:clamp(32px,4.2vw,54px);line-height:1.04;font-weight:700;letter-spacing:-.04em}
.sec-head p{max-width:36em;color:var(--slate);font-size:17px}
.sec-head em.ac{color:var(--blue)}

/* about */
.about-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(32px,6vw,88px);align-items:center}
.about-grid h2{margin-top:18px;font-size:clamp(30px,3.8vw,48px);line-height:1.08;font-weight:700;letter-spacing:-.035em}
.about-grid h2 em.ac{color:var(--blue)}
.about-text{display:grid;gap:18px;margin-top:28px;color:var(--slate);font-size:17px;max-width:34em}
.about-text strong{color:var(--ink);font-weight:600}
.about-photo{position:relative;margin:0}
.about-photo img{width:100%;aspect-ratio:4/3.4;object-fit:cover;object-position:60% center;filter:saturate(.85)}
.about-photo figcaption{position:absolute;left:-1px;bottom:-1px;max-width:78%;padding:20px 24px;background:var(--navy);color:var(--white);font-size:15px;line-height:1.45}
.about-photo figcaption span{display:block;margin-bottom:6px;font:500 11px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--blue-soft)}

/* services */
.services{background:var(--paper)}
.svc-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--line);border-left:1px solid var(--line)}
.svc{display:flex;flex-direction:column;gap:14px;padding:34px 30px 32px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--white);transition:background .25s}
.svc:hover{background:#fbfcff}
.svc-ico{width:40px;height:40px;display:grid;place-items:center;border:1px solid var(--line);color:var(--blue)}
.svc-ico svg{width:20px;height:20px}
.svc h3{margin-top:6px;font-size:21px;font-weight:650;letter-spacing:-.02em}
.svc p{color:var(--slate);font-size:15.5px;line-height:1.6}
.svc ul{list-style:none;margin:auto 0 0;padding:16px 0 0;border-top:1px dashed var(--line);display:flex;flex-wrap:wrap;gap:6px}
.svc li{padding:5px 10px;background:var(--paper);font:500 12px/1.2 var(--mono);color:#465066;letter-spacing:.02em}

/* audiences */
.aud-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(20px,3vw,32px)}
.aud{display:flex;flex-direction:column;gap:14px;padding-top:26px;border-top:2px solid var(--ink)}
.aud.feat{border-top-color:var(--blue)}
.aud h3{font-size:24px;font-weight:650;letter-spacing:-.025em}
.aud p{color:var(--slate);font-size:15.5px}
.aud ul{list-style:none;margin:6px 0 0;padding:0;display:grid;gap:10px}
.aud li{display:grid;grid-template-columns:18px 1fr;gap:8px;font-size:15px;line-height:1.5}
.aud li::before{content:"";width:8px;height:8px;margin-top:8px;border:1.5px solid var(--blue);transform:rotate(45deg)}

/* case */
.case{background:var(--navy);color:var(--white)}
.case-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(32px,6vw,88px);align-items:stretch}
.case-photo{position:relative;margin:0;min-height:420px}
.case-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:40% 55%}
.case-photo figcaption{position:absolute;left:0;right:0;bottom:0;padding:40px 20px 14px;background:linear-gradient(transparent,rgba(11,19,35,.85));font:400 11.5px/1.4 var(--mono);color:#aab3c5}
.case-tag{position:absolute;top:16px;left:16px;display:inline-flex;align-items:center;gap:8px;padding:8px 12px;background:var(--white);color:var(--ink);font:600 11px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase}
.case-tag::before{content:"";width:7px;height:7px;border-radius:50%;background:#2fbf71}
.case-copy{min-width:0;display:flex;flex-direction:column;justify-content:center}
.case-copy h2{margin:18px 0 10px;font-size:clamp(30px,3.8vw,48px);line-height:1.06;font-weight:700;letter-spacing:-.035em}
.case-client{font:500 13px/1.4 var(--mono);letter-spacing:.06em;color:var(--blue-soft);text-transform:uppercase}
.case-rows{margin-top:34px;display:grid;border-top:1px solid var(--line-dark)}
.case-row{display:grid;grid-template-columns:150px 1fr;gap:24px;padding:20px 0;border-bottom:1px solid var(--line-dark)}
.case-row dt{font:500 12px/1.6 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--mist)}
.case-row dd{margin:0;color:#dfe4ee;font-size:16px;line-height:1.6}
.case-scope{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px}
.case-scope span{padding:7px 12px;border:1px solid var(--line-dark);font:500 12px/1 var(--mono);color:#c4cbd9}

/* method */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));counter-reset:s;position:relative}
.steps::before{content:"";position:absolute;left:0;right:0;top:19px;height:1px;background:var(--line)}
.step{position:relative;padding-right:28px;display:flex;flex-direction:column;gap:12px}
.step-n{position:relative;width:40px;height:40px;display:grid;place-items:center;background:var(--white);border:1px solid var(--ink);font:600 13px/1 var(--mono);font-variant-numeric:tabular-nums}
.step:last-child .step-n{background:var(--blue);border-color:var(--blue);color:var(--white)}
.step h3{margin-top:14px;font-size:22px;font-weight:650}
.step p{color:var(--slate);font-size:15.5px;margin-bottom:4px}
.step-out{margin-top:auto;padding:12px 14px;background:var(--paper);font-size:14px;line-height:1.45;color:var(--ink)}
.step-out span{display:block;margin-bottom:4px;font:500 10.5px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--slate)}

/* contact */
.contact{background:var(--blue);color:var(--white);position:relative;overflow:hidden}
.contact::after{content:"";position:absolute;right:-120px;top:-120px;width:520px;height:520px;border:70px solid rgba(255,255,255,.07);transform:rotate(45deg);pointer-events:none}
.contact-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(32px,6vw,88px);align-items:center;padding-block:clamp(64px,9vw,112px)}
.contact .kicker{color:rgba(255,255,255,.8)}
.contact h2{margin:18px 0 20px;font-size:clamp(34px,4.6vw,58px);line-height:1.02;font-weight:700;letter-spacing:-.045em}
.contact-lead{max-width:30em;font-size:17px;color:rgba(255,255,255,.86)}
.contact-direct{margin-top:32px;display:grid;gap:4px}
.contact-direct span{font:500 11px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.7)}
.contact-direct a{font:600 clamp(22px,2.4vw,28px)/1.2 var(--display);letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.brief{background:var(--white);color:var(--ink);padding:clamp(24px,3vw,36px);display:grid;gap:16px;box-shadow:0 40px 80px -30px rgba(11,19,35,.55)}
.brief h3{font-size:20px;font-weight:650}
.brief > p{color:var(--slate);font-size:14.5px;margin-top:-8px}
.field{display:grid;gap:6px}
.field label,.field legend{font:500 11px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--slate)}
.field input,.field textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:2px;background:var(--paper);font:400 15px/1.4 var(--display);color:var(--ink)}
.field textarea{min-height:92px;resize:vertical}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--blue);background:var(--white)}
.chips{border:0;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.chips legend{margin-bottom:8px}
.chips label{cursor:pointer}
.chips input{position:absolute;opacity:0;pointer-events:none}
.chips span{display:inline-block;padding:9px 14px;border:1px solid var(--line);font-size:14px;transition:.15s}
.chips input:checked + span{background:var(--ink);border-color:var(--ink);color:var(--white)}
.chips input:focus-visible + span{outline:2px solid var(--blue);outline-offset:2px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.brief .btn{width:100%;margin-top:4px}
.brief small{font-size:12.5px;color:var(--slate);text-align:center}

/* footer */
footer{background:var(--navy);color:#aab3c5}
.foot{display:grid;grid-template-columns:minmax(0,1.4fr) repeat(2,minmax(0,1fr));gap:40px;padding-block:64px 44px}
.foot .brand{color:var(--white);margin:0}
.foot p{margin-top:18px;max-width:28em;font-size:15px}
.foot h4{margin:0 0 14px;font:500 11px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--mist)}
.foot nav{display:grid;gap:10px;font-size:15px}
.foot nav a:hover{color:var(--white)}
.foot-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px 24px;padding-block:22px;border-top:1px solid var(--line-dark);font-size:12.5px;color:var(--mist)}

/* floating whatsapp (mobile) */
.wa-float{position:fixed;right:16px;bottom:calc(16px + env(safe-area-inset-bottom,0px));z-index:50;width:56px;height:56px;border-radius:50%;display:none;place-items:center;background:#25d366;color:var(--white);box-shadow:0 12px 28px rgba(0,0,0,.25)}
.wa-float svg{width:28px;height:28px}

/* responsive */
@media (max-width:1020px){
  .hero-grid,.about-grid,.case-grid,.contact-grid,.sec-head{grid-template-columns:minmax(0,1fr)}
  .pivot-card{max-width:620px}
  .svc-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .aud-grid{grid-template-columns:minmax(0,1fr)}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:40px}
  .steps::before{display:none}
  .facts-grid{grid-template-columns:repeat(2,1fr)}
  .fact:nth-child(3){padding-left:0;border-left:0}
  .fact:nth-child(n+3){border-top:1px solid var(--line)}
  .case-photo{min-height:340px}
}
@media (max-width:820px){
  .nav-links,.nav>.btn{display:none}
  .menu{display:block}
  .wa-float{display:grid}
}
@media (max-width:600px){
  .svc-grid,.steps{grid-template-columns:minmax(0,1fr)}
  .fact{padding:22px 14px 22px 0}
  .fact+.fact{padding-left:14px}
  .fact:nth-child(3){padding-left:0}
  .case-row{grid-template-columns:minmax(0,1fr);gap:6px}
  .row2{grid-template-columns:minmax(0,1fr)}
  .hero-actions .btn{flex:1 1 100%}
  .foot{grid-template-columns:1fr 1fr}
  .foot>div:first-child{grid-column:1/-1}
  .about-photo figcaption{position:static;max-width:none}
  .pivot-card{padding:18px 16px 14px}
  .pivot-steps span{font-size:9px;letter-spacing:.02em}
  .pivot-head{font-size:10px}
}