:root{
  --bg:#FAFAF7; --ink:#1A1A1A; --ink-2:#4A4A47; --accent:#0B7A5E;
  --accent-soft:#E7F1ED; --accent-medio:#7FB3A2; --line:#E4E3DC; --line-forte:#C9C8BF; --card:#FFFFFF;
  --display:"Bricolage Grotesque",system-ui,sans-serif;
  --body:"Instrument Sans",system-ui,sans-serif;
  --maxw:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:auto}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:var(--display);line-height:1.12;letter-spacing:-0.02em;margin:0}
a{color:inherit}
img{max-width:100%}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

header#top{position:sticky;top:0;z-index:50;background:rgba(250,250,247,.86);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px}
.brand{font-family:var(--display);font-weight:700;font-size:19px;letter-spacing:-0.03em;text-decoration:none}
.nav-links{display:flex;gap:28px;font-size:15px}
.nav-links a{text-decoration:none;color:var(--ink-2);padding:4px 0;border-bottom:1.5px solid transparent;transition:color .2s,border-color .2s}
.nav-links a:hover,.nav-links a:focus-visible{color:var(--ink);border-color:var(--accent)}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:11px 20px;border-radius:9px;font-family:var(--body);font-weight:600;font-size:15px;text-decoration:none;transition:transform .15s,box-shadow .2s,background .2s}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 1px 2px rgba(11,122,94,.25)}
.btn-primary:hover{background:#0A6B53;box-shadow:0 6px 18px rgba(11,122,94,.22);transform:translateY(-1px)}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:4px}

.case{padding:34px 0 24px}
.migalha{font-size:14px;color:var(--ink-2);margin-bottom:34px;display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.migalha a{text-decoration:none;border-bottom:1px solid var(--line);display:inline-flex;align-items:center;min-height:32px}
.migalha a:hover{border-color:var(--accent)}
.migalha span{color:var(--line-forte)}
.migalha b{font-weight:600}

.eyebrow{display:inline-block;font-size:13px;font-weight:600;letter-spacing:.09em;text-transform:uppercase;color:var(--accent);background:var(--accent-soft);padding:6px 12px;border-radius:6px;margin-bottom:20px}
.case-topo h1{font-size:clamp(32px,5.2vw,54px);font-weight:700;max-width:19ch}
.case-topo .sub{font-size:clamp(17px,2vw,21px);color:var(--ink-2);margin:18px 0 0;max-width:60ch}
.meta{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:22px 34px;margin:36px 0 26px;padding:26px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.meta dt{font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}
.meta dd{margin:5px 0 0;font-size:15.5px;color:var(--ink-2)}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tag{font-size:13px;padding:5px 11px;border:1px solid var(--line);border-radius:999px;color:var(--ink-2);background:var(--card)}

/* Barra condensada do case (issue #1).
   Guiada pelo scroll por --cbp (0..1) e --cbprog (progresso de leitura).
   O slot tem altura 0, entao a barra cresce sem empurrar o conteudo. */
.case-topo{transform:translateY(calc(var(--cbp,0) * -10px));opacity:calc(1 - var(--cbp,0) * .42)}
.barra-slot{position:sticky;top:68px;height:0;z-index:40}
.case-barra{height:calc(var(--cbp,0) * 56px);overflow:hidden;background:var(--bg);box-shadow:0 1px 0 rgb(201 200 191 / calc(var(--cbp,0) * .9)),0 10px 24px rgb(26 26 26 / calc(var(--cbp,0) * .05))}
.case-barra .wrap{display:flex;align-items:center;gap:20px;height:54px;opacity:clamp(0,calc(var(--cbp,0) * 2.2 - 1.1),1);transform:translateY(calc(clamp(0,calc(1 - var(--cbp,0) * 2.2 + 1.1),1) * 8px))}
.cb-nome{font-family:var(--display);font-weight:700;font-size:16px;letter-spacing:-.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}
.cb-meta{display:flex;margin-left:auto;font-size:13.5px;color:var(--ink-2);white-space:nowrap}
.cb-meta span + span{position:relative;padding-left:19px}
.cb-meta span + span::before{content:"";position:absolute;left:8px;top:50%;width:3px;height:3px;border-radius:50%;background:var(--line-forte);transform:translateY(-50%)}
.cb-meta .cb-tarde{opacity:clamp(0,calc(var(--cbp,0) * 2.6 - 1.6),1)}
.cb-progresso{height:2px;background:var(--accent);transform:scaleX(var(--cbprog,0));transform-origin:0 50%}
main.case [id]{scroll-margin-top:136px}
@media (max-width:860px){.cb-meta{display:none}}
@media (prefers-reduced-motion:reduce){.case-topo{transform:none}.case-barra .wrap{transform:none}}

.frase{font-family:var(--display);font-size:clamp(21px,3vw,30px);font-weight:500;line-height:1.3;letter-spacing:-.02em;max-width:26ch;margin:46px 0 0;border-left:3px solid var(--accent);padding-left:22px}

.numeros{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:24px;margin:46px 0 0;padding:30px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.num b{display:block;font-family:var(--display);font-size:clamp(30px,4vw,40px);font-weight:700;letter-spacing:-.03em;color:var(--accent)}
.num span{font-size:15px;color:var(--ink-2);display:block;margin-top:4px}

.diagrama{margin:48px 0 0;padding:24px 20px 18px;background:var(--card);border:1px solid var(--line);border-radius:3px 22px 3px 3px;overflow-x:auto}
.diagrama .fluxo{display:block;width:100%;min-width:640px;height:auto}
.diagrama figcaption{font-size:14px;color:var(--ink-2);margin-top:10px;text-align:center}
.dica-scroll{display:none}
@media (max-width:700px){.dica-scroll{display:block;font-size:13px;color:#6E6D66;margin-top:4px}}

.bloco{padding:52px 0 0}
.bloco h2{font-size:clamp(24px,3.2vw,32px);font-weight:700;margin-bottom:16px}
.bloco h2 ~ h2{margin-top:38px}
.bloco p{color:var(--ink-2);max-width:68ch;margin:0 0 16px}
.ajuda{font-size:15.5px}
.lista{margin:0;padding-left:0;list-style:none;max-width:70ch}
.lista li{position:relative;padding-left:22px;margin-bottom:12px;color:var(--ink-2)}

/* Grade editorial dos blocos narrativos (issue #2).
   O texto corrido fica em 68ch, que é a medida certa para leitura, mas sozinho
   deixava 44% do container vazio à direita. A solução não é alargar o texto:
   é parear blocos irmãos em duas colunas de ~57ch cada, que preenchem a largura
   sem sair da faixa legível de 45 a 75 caracteres. */
.bloco.dupla{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 56px;align-items:start}
.bloco.dupla > div > h2{margin-bottom:16px}
.bloco.dupla p,.bloco.dupla .lista{max-width:none}
.colunas{columns:2;column-gap:56px}
.colunas p{max-width:none;break-inside:avoid;margin:0 0 16px}
.colunas p:last-child{margin-bottom:0}
@media (max-width:900px){
  .bloco.dupla{grid-template-columns:1fr;gap:44px 0}
  .colunas{columns:1}
}
/* Janela baixa: multicolumn so funciona enquanto as duas colunas cabem na tela.
   Se nao couberem, o leitor teria de rolar de volta para o topo da coluna 2.
   O bloco mais alto dos 18 casos tem 353px, entao 600px de janela ja e folga. */
@media (max-height:600px){.colunas{columns:1}}
.lista li::before{content:"";position:absolute;left:0;top:11px;width:8px;height:2px;background:var(--accent)}

.galeria{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px;padding-top:52px}
.galeria .img{margin:0}
.galeria img{width:100%;display:block;border:1px solid var(--line);border-radius:3px;background:var(--card)}
.galeria figcaption{font-size:14px;color:var(--ink-2);margin-top:10px}

.legenda-escala{display:flex;gap:20px;flex-wrap:wrap;font-size:13.5px;color:var(--ink-2);margin:0 0 22px}
.legenda-escala span{display:inline-flex;align-items:center;gap:7px}
.ponto{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--line)}
.ponto.n3{background:var(--accent)}
.ponto.n2{background:var(--accent-medio)}
.ponto.off{background:var(--line);border:1px solid var(--line-forte)}
.ia-matriz{border-top:1px solid var(--line)}
.ia-linha{display:grid;grid-template-columns:minmax(0,1fr) 128px;gap:6px 24px;padding:18px 0;border-bottom:1px solid var(--line)}
.ia-etapa{font-family:var(--display);font-weight:500;font-size:18px;letter-spacing:-.01em}
.ia-escala{display:flex;align-items:center;gap:10px;justify-content:flex-end}
.pontos{display:inline-flex;gap:4px}
.ia-nivel{font-size:12.5px;font-weight:600;letter-spacing:.04em;text-transform:uppercase}
.ia-nivel.n3{color:var(--accent)}
.ia-nivel.n2{color:#4F6E63}
.ia-nivel.n1{color:#6E6D66}
.ia-texto{grid-column:1/2;margin:0;font-size:15.5px;color:var(--ink-2);max-width:66ch}

.linha-tempo{list-style:none;margin:0;padding:0;position:relative}
.linha-tempo::before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:1.5px;background:var(--line)}
.linha-tempo li{position:relative;display:grid;grid-template-columns:104px minmax(0,1fr);gap:6px 22px;padding:0 0 26px 34px}
.linha-tempo li::before{content:"";position:absolute;left:0;top:7px;width:15px;height:15px;border-radius:50%;background:var(--bg);border:2.5px solid var(--accent)}
.linha-tempo li:last-child{padding-bottom:0}
.lt-data{font-size:13px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--accent);padding-top:4px}
.lt-corpo h4{font-size:18px;font-weight:700}
.lt-corpo p{margin:4px 0 0;font-size:15.5px;color:var(--ink-2)}

.ferr{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:28px}
.ferr h4{font-size:13px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);font-family:var(--body)}

.star .star-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
@media (max-width:760px){.star .star-grid{grid-template-columns:1fr}}
.star .star-grid > div{background:var(--card);border:1px solid var(--line);border-radius:3px;padding:24px}
.star dt{font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin-bottom:8px}
.star dd{margin:0;color:var(--ink-2);font-size:15.5px}

.paginacao{display:flex;gap:16px;justify-content:space-between;margin-top:64px;padding-top:26px;border-top:1px solid var(--line)}
.pag{text-decoration:none;display:block;max-width:46%;transition:transform .2s}
.pag:hover{transform:translateY(-2px)}
.pag span{display:block;font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2)}
.pag b{font-family:var(--display);font-size:18px;font-weight:700;letter-spacing:-.02em}
.pag.prox{text-align:right;margin-left:auto}

.cta{margin:56px 0 0;display:flex;flex-wrap:wrap;align-items:center;gap:20px;background:var(--accent-soft);border-radius:3px 22px 3px 3px;padding:30px 32px}
.cta p{margin:0;font-family:var(--display);font-size:21px;font-weight:500;letter-spacing:-.01em}

.grade{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:20px;margin-top:8px}
.proj{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:3px;padding:26px;text-decoration:none;transition:transform .2s,box-shadow .2s,border-color .2s}
.proj:hover{transform:translateY(-3px);box-shadow:0 10px 28px rgba(26,26,26,.07);border-color:#D6D5CC}
.proj-cat{font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2)}
.proj h3{font-size:20px;font-weight:700;margin:8px 0 8px}
.proj p{margin:0;color:var(--ink-2);font-size:15.5px;flex:1}
.proj .tags{margin-top:16px}
.proj-rodape{display:flex;flex-direction:column;gap:6px;margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}
.proj-status{font-size:13px;color:#6E6D66}
.proj-link{margin-top:0;font-size:14.5px;font-weight:600;color:var(--accent)}
.proj-link::after{content:" \2192"}

footer{padding:38px 0;margin-top:64px;border-top:1px solid var(--line);font-size:14px;color:var(--ink-2);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between}
footer a{text-decoration:none;border-bottom:1px solid var(--line);display:inline-flex;align-items:center;min-height:44px}

@media (max-width:900px){
  .nav-links{display:none}
  .ia-linha{grid-template-columns:1fr}
  .ia-escala{justify-content:flex-start;margin-top:2px}
  .linha-tempo li{grid-template-columns:1fr;gap:2px}
  .lt-data{padding-top:0}
  .diagrama{padding:18px 14px 14px}
  .pag{max-width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto}
}