/* Grupo Histudy — site institucional. Manual de Marca 2026: Archivo, navy #0a2a52, fundo #f3f2f2, filetes de 2px, cantos retos, detalhe #e09029. */
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*{box-sizing:border-box;margin:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{font-family:'Archivo',system-ui,-apple-system,'Segoe UI',sans-serif;color:var(--navy);background:var(--ground);line-height:1.55;font-size:18px}
img{max-width:100%;height:auto}
a{color:var(--blue);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:4px}
a:hover{color:var(--navy);text-decoration-color:var(--accent)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
::selection{background:var(--sky);color:var(--navy)}
.in{max-width:1280px;margin:0 auto;padding:0 48px}
.pular{position:absolute;left:-9999px}.pular:focus{left:16px;top:16px;background:var(--paper);padding:10px 14px;z-index:99}

.top{position:sticky;top:0;z-index:20;background:var(--navy-logo);color:var(--ground);border-bottom:4px solid var(--accent)}
.top .in{min-height:84px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.top .brand img{display:block;height:34px;width:auto}
.top nav{display:flex;align-items:center;gap:30px}
.top nav a{color:var(--ground);text-decoration:none;font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase}
.top nav a:hover{color:var(--accent)}
.top nav a.cta{background:var(--ground);color:var(--navy);padding:13px 20px}
.top nav a.cta:hover{background:var(--accent);color:var(--navy)}

.sec{border-bottom:var(--rule)}
.sec>.in{padding-top:88px;padding-bottom:88px}
.kick{font-size:14px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--muted-2)}
.hd{display:flex;align-items:baseline;gap:20px}
.hd .n{font-size:14px;font-weight:700;letter-spacing:.18em;color:var(--accent)}
h1{font-size:clamp(46px,8vw,104px);font-weight:800;letter-spacing:-.04em;line-height:.94;text-transform:uppercase;margin-top:32px;max-width:11em}
h2{font-size:clamp(32px,4vw,48px);font-weight:800;letter-spacing:-.03em;line-height:1.02;text-transform:uppercase}
.sub{font-size:20px;color:var(--muted);margin-top:20px;max-width:820px;text-wrap:pretty}

.hero>.in{padding-top:112px;padding-bottom:96px}
.hero .row{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:64px;align-items:end;margin-top:56px}
.hero .row p{font-size:clamp(19px,2vw,24px);line-height:1.5;color:var(--muted);max-width:720px;text-wrap:pretty}
.nums{display:flex;gap:40px;border-left:2px solid var(--line);padding-left:32px}
.nums b{display:block;font-size:56px;font-weight:800;letter-spacing:-.03em;line-height:1;color:var(--blue)}
.nums span{display:block;font-size:14px;color:var(--muted);margin-top:8px;line-height:1.35}

.cells{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:2px;background:var(--navy);border:var(--rule);margin-top:48px}
.cell{background:var(--ground);padding:48px 40px;display:flex;flex-direction:column;gap:20px;min-height:320px}
.cell .n{font-size:14px;font-weight:800;letter-spacing:.14em;color:var(--blue)}
.cell h3{font-size:clamp(28px,2.8vw,38px);font-weight:800;text-transform:uppercase;letter-spacing:-.025em;line-height:1.04}
.cell p{font-size:18px;color:var(--muted);line-height:1.5}
.cell .who{margin-top:auto;border-top:2px solid var(--line);padding-top:18px;font-size:14px;font-weight:700;letter-spacing:.1em;text-transform:uppercase}

figure figcaption{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted-2);padding:10px 48px}
.hero.dark{background:var(--navy) url(img/histudy-hero-sao-paulo.jpg) right center/cover no-repeat;position:relative}
.hero .kick{color:var(--sky)}
.hero .row p{color:var(--sky-soft)}
.hero .nums{border-color:var(--sky)}
.hero .nums b{color:var(--ground)}
.hero .nums span{color:var(--sky)}
.hero .ia{position:absolute;right:0;bottom:12px;left:0;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--sky)}
.hero .ia .in{display:block;text-align:right}
.org{border:var(--rule);margin-top:48px;background:var(--paper)}
.org .lv{display:grid;grid-template-columns:200px minmax(0,1fr);border-bottom:var(--rule)}
.org .lv:last-child{border-bottom:none}
.org .k{padding:32px 28px;border-right:var(--rule);font-size:13px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--blue)}
.org .bd{padding:32px 36px}
.org h3{font-size:30px;font-weight:800;text-transform:uppercase;letter-spacing:-.02em;line-height:1.05}
.org p{font-size:18px;color:var(--muted);line-height:1.5;margin-top:10px;max-width:760px}
.org .doon{display:flex;gap:32px;align-items:flex-start}
.org .doon img{height:80px;width:auto;flex:none}
.org ul{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.org li{border:2px solid var(--line);padding:6px 14px;font-size:14px;font-weight:700;letter-spacing:.04em}
.emp3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-template-rows:repeat(4,auto);column-gap:2px;background:var(--navy)}
.emp3 article{background:var(--paper);padding:32px 28px;display:grid;grid-row:span 4;grid-template-rows:subgrid;row-gap:10px;align-content:start}
.emp3 .lg{height:104px;display:flex;align-items:center;margin-bottom:14px}
.emp3 .lg img{display:block;width:auto}
.emp3 .fr{align-self:end}
.emp3 .fr{font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--accent)}
.emp3 h3{font-size:26px}
.emp3 p{font-size:17px;margin-top:0}
.faixa{border-bottom:var(--rule);color:var(--ground);background-color:var(--navy-logo);background-repeat:no-repeat;background-size:cover}
.faixa>.in{min-height:clamp(420px,46vw,620px);display:flex;align-items:flex-end;padding-top:72px;padding-bottom:72px}
.faixa.tec{background-image:linear-gradient(90deg,rgba(6,39,71,.92) 0,rgba(6,39,71,.55) 38%,rgba(6,39,71,0) 65%),url(img/histudy-tecnico-telecom-editorial.jpg);background-position:center,70% center}
.faixa.con{background-image:linear-gradient(270deg,rgba(6,39,71,.92) 0,rgba(6,39,71,.55) 38%,rgba(6,39,71,0) 65%),url(img/histudy-conhecimento-editorial.jpg);background-position:center,30% center}
.faixa.con>.in{justify-content:flex-end}
.faixa.con .frase{width:min(100%,560px)}
.frase{font-size:clamp(34px,4.6vw,64px);font-weight:800;letter-spacing:-.03em;line-height:1;text-transform:uppercase;border-top:4px solid var(--accent);padding-top:24px}
.passos{list-style:none;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:2px;background:var(--navy);border:var(--rule);margin-top:48px}
.passos li{background:var(--paper);color:var(--navy);padding:32px 28px;display:flex;flex-direction:column;gap:18px}
.passos .n{font-size:44px;font-weight:800;letter-spacing:-.03em;line-height:1;color:var(--accent)}
.passos p{font-size:18px;line-height:1.5}
.emp{border:var(--rule);margin-top:48px;background:var(--paper)}
.emp article{display:grid;grid-template-columns:280px minmax(0,1fr);border-bottom:var(--rule)}
.emp article:last-child{border-bottom:none}
.emp .logo{padding:40px 36px;display:flex;align-items:center;justify-content:center;border-right:var(--rule)}
.emp .logo img{display:block;width:auto}
.emp .txt{padding:44px 40px}
.emp .nm{display:flex;align-items:baseline;gap:16px;flex-wrap:wrap}
.emp h3{font-size:34px;font-weight:800;text-transform:uppercase;letter-spacing:-.025em;line-height:1.05}
.emp .tag{font-size:13px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--blue)}
.emp .txt p{font-size:18px;color:var(--muted);margin-top:14px;line-height:1.5;max-width:720px}

.dark{background:var(--navy);color:var(--ground)}
.dark .sub{color:var(--sky)}
.dark .cells{background:var(--sky);border-color:var(--sky)}
.dark .cell{background:var(--navy);min-height:280px;padding:44px 36px;gap:18px}
.dark .cell .n{color:var(--accent);font-size:13px;letter-spacing:.12em;text-transform:uppercase}
.dark .cell h3{font-size:clamp(26px,2.4vw,32px);line-height:1.06}
.dark .cell p{color:var(--sky-soft);font-size:17px}
.dark .passos{background:var(--sky);border-color:var(--sky)}
.dark .passos li{background:var(--navy);color:var(--ground)}
.dark .passos p{color:var(--sky-soft)}

.ins-g{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:24px;margin-top:48px}
.ins-c{background:var(--paper);display:flex;flex-direction:column;text-decoration:none;color:var(--navy);border:var(--rule)}
.ins-c.big{grid-row:span 2}

.ins-c img{display:block;width:100%;height:auto;aspect-ratio:1200/627;object-fit:contain;background:var(--navy-logo);border-bottom:var(--rule);flex:none}
.ins-c .c{padding:16px 20px 20px;display:flex;flex-direction:column;gap:6px;flex:1}
.ins-c.big .c{padding:24px 28px 28px;gap:10px}
.ins-c.big .go{margin-top:auto;padding-top:12px;font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--navy)}
.ins-c.big .go span{border-bottom:3px solid var(--accent);padding-bottom:2px}
.ins-c .k{font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.ins-c .t{font-size:20px;line-height:1.15;font-weight:800;letter-spacing:-.015em;text-wrap:balance}
.ins-c.big .t{font-size:clamp(24px,2.2vw,30px);line-height:1.08;letter-spacing:-.02em}
.ins-c .r{font-size:16px;line-height:1.5;color:var(--muted);max-width:36em}
.ins-c:hover{color:var(--navy)}.ins-c:hover .t{color:var(--blue);text-decoration:underline;text-decoration-color:var(--accent);text-decoration-thickness:3px;text-underline-offset:4px}
.mais{margin-top:22px}
.mais a{font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;text-decoration:none;color:var(--navy);border-bottom:3px solid var(--accent);padding-bottom:2px}

.ct{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:72px;align-items:start}
.ct .sub{max-width:520px;line-height:1.5}
.dados{border-top:var(--rule);margin-top:40px;padding-top:28px;display:grid;row-gap:20px}
.dados dt{font-size:13px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2)}
.dados dd{margin-top:6px;font-size:18px;color:var(--muted);line-height:1.45}
.dados dd.big{font-size:22px;font-weight:700;color:var(--navy)}
.dados dd a{color:var(--navy);text-decoration-color:var(--accent)}
form.f{border:var(--rule);background:var(--paper);padding:40px;display:grid;row-gap:22px}
.f label,.f legend{display:block;font-size:13px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2)}
.f input[type=text],.f input[type=email],.f input[type=tel],.f textarea{width:100%;margin-top:8px;padding:14px 16px;font:inherit;font-size:17px;color:var(--navy);background:var(--ground);border:2px solid var(--line);border-radius:0;-webkit-appearance:none}
.f input:focus,.f textarea:focus{border-color:var(--navy);outline:none}
.f textarea{resize:vertical;min-height:120px}
.f fieldset{border:0;padding:0}
.seg{display:flex;gap:2px;background:var(--navy);border:var(--rule);margin-top:8px}
.seg input{position:absolute;opacity:0;pointer-events:none}
.seg label{flex:1;margin:0;padding:14px 10px;text-align:center;background:var(--paper);color:var(--navy);cursor:pointer;font-size:14px;letter-spacing:.1em}
.seg input:checked+label{background:var(--blue);color:var(--ground)}
.seg input:focus-visible+label{outline:2px solid var(--accent);outline-offset:-4px}
.opt{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--muted);line-height:1.45}
.opt input{width:20px;height:20px;margin-top:1px;flex:none;accent-color:var(--navy)}
.f button{background:var(--navy);color:var(--ground);border:0;border-radius:0;padding:18px 24px;font:inherit;font-size:15px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;text-align:left;cursor:pointer}
.f button:hover{background:var(--blue)}

.doc>.in{padding-top:72px;padding-bottom:88px}
.doc h1{font-size:clamp(40px,6vw,72px);max-width:none}
.doc .corpo{max-width:760px;margin-top:40px}
.doc .corpo h2{font-size:24px;letter-spacing:-.01em;border-top:var(--rule);padding-top:18px;margin:44px 0 14px}
.doc .corpo p,.doc .corpo li{color:var(--muted);margin-bottom:.9em}
.doc .corpo ul{padding-left:1.2em}
.doc .corpo strong{color:var(--navy)}

footer{background:var(--navy-logo);color:var(--ground)}
footer .in{padding-top:72px;padding-bottom:48px}
.fg{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:48px}
.fg img{display:block;height:40px;width:auto}
.fg .d{font-size:16px;color:var(--sky);margin-top:24px;line-height:1.55}
.fg .h{font-size:13px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--sky)}
.fg ul{list-style:none;padding:0;margin-top:16px;display:grid;row-gap:10px;font-size:17px}
.fg address{font-style:normal;font-size:17px;margin-top:16px;line-height:1.6}
footer a{color:var(--ground)}footer a:hover{color:var(--accent)}
.fb{border-top:2px solid var(--sky);margin-top:48px;padding-top:24px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:14px;color:var(--sky)}

@media(max-width:1000px){
  .hero.dark{background-position:70% center}
  .hero>.in{background:linear-gradient(90deg,rgba(10,42,82,.85),rgba(10,42,82,.55))}
  .in{padding:0 28px}
  .hero .row,.ct{grid-template-columns:minmax(0,1fr);gap:40px}
  .cells{grid-template-columns:minmax(0,1fr)}
  .passos{grid-template-columns:repeat(2,minmax(0,1fr))}
  .emp3{grid-template-columns:minmax(0,1fr)}
  .faixa.tec,.faixa.con{background-image:linear-gradient(0deg,rgba(6,39,71,.9) 0,rgba(6,39,71,.3) 60%),url(img/histudy-tecnico-telecom-editorial.jpg)}
  .faixa.con{background-image:linear-gradient(0deg,rgba(6,39,71,.9) 0,rgba(6,39,71,.3) 60%),url(img/histudy-conhecimento-editorial.jpg)}
  .faixa.con>.in{justify-content:flex-start}
  .emp3{grid-template-rows:none;row-gap:2px}
  .emp3 article{grid-row:auto;grid-template-rows:none}
  .org .lv{grid-template-columns:minmax(0,1fr)}
  .org .k{border-right:none;border-bottom:2px solid var(--line);padding:18px 28px}
  figure figcaption{padding-left:28px}
  .cell{min-height:0}
  .fg{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  .top nav a:not(.cta){display:none}
}
@media(max-width:760px){
  .ins-g{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  .ins-c.big{grid-column:1/-1;grid-row:auto}
}
@media(max-width:640px){
  body{font-size:17px}
  .in{padding:0 20px}
  .top .in{min-height:68px}
  .top .brand img{height:26px}
  .top nav a.cta{padding:11px 14px;font-size:12px}
  .sec>.in,.hero>.in{padding-top:56px;padding-bottom:56px}
  .hd{flex-direction:column;gap:8px}
  .nums{border-left:none;padding-left:0;border-top:2px solid var(--line);padding-top:24px}
  .cell,.dark .cell{padding:32px 24px}
  .emp article{grid-template-columns:minmax(0,1fr)}
  .emp .logo{border-right:none;border-bottom:2px solid var(--line);justify-content:flex-start;padding:28px 24px}
  .emp .txt{padding:28px 24px 32px}
  .emp h3{font-size:28px}
  form.f{padding:24px}
  .passos{grid-template-columns:minmax(0,1fr)}
  .org .bd,.emp3 article{padding:24px}
  .org .doon{flex-direction:column;gap:16px}
  figure figcaption{padding-left:20px}
  .ins-g{grid-template-columns:minmax(0,1fr)}
  .fg{grid-template-columns:minmax(0,1fr);gap:36px}
}