:root{
  --blue:#0b56b3;--blue-deep:#082f68;--blue-soft:#eaf2fb;--graphite:#1b232d;
  --muted:#66717d;--line:#d9e0e7;--paper:#f7f8fa;--white:#fff;
  --pub:#0b56b3;--tech:#109aae;--info:#6940a5;--culture:#e87516;
  --max:1440px;--serif:Georgia,"Times New Roman",serif;--sans:Inter,Arial,Helvetica,sans-serif;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#f9f9f9;color:var(--graphite);font-family:var(--sans);line-height:1.5}
a{color:inherit;text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:3px}img{display:block;max-width:100%}button{font:inherit}
.wrap{width:min(calc(100% - 52px),var(--max));margin:auto}.site-header{background:#fefefe;border-bottom:1px solid var(--line)}
.brand-row{min-height:82px;display:flex;align-items:center;gap:20px;padding:12px 0}.brand-logo{width:220px;height:auto;max-width:48vw}.brand-divider{width:1px;height:48px;background:var(--line)}.brand-kicker{display:none}.brand-title{font-family:var(--serif);font-size:1.65rem;line-height:1.05;margin:0;font-weight:600}.brand-sub{font-size:.78rem;color:var(--muted);margin-top:4px}
.top-nav{border-top:1px solid var(--line);background:#f3f5f7}.nav-inner{min-height:46px;display:flex;align-items:center;gap:25px;font-size:.76rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.nav-inner a.active{color:var(--blue)}
.section-bar{background:var(--blue-deep);color:#fff}.section-bar .wrap{min-height:42px;display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:.75rem;letter-spacing:.07em;text-transform:uppercase}.section-bar a{opacity:.88}.section-bar a:hover{opacity:1}
.home-grid{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(360px,.95fr);gap:42px;padding:32px 0 44px}.lead-case{border-right:1px solid var(--line);padding-right:36px}.case-meta{display:flex;align-items:flex-start;gap:19px;margin-bottom:18px}.date-box{min-width:80px;border-top:5px solid var(--blue);padding-top:7px;text-align:center}.date-box .day{font-family:var(--serif);font-size:3.2rem;line-height:.9;color:var(--blue-deep)}.date-box .mon{font-size:.7rem;font-weight:800;letter-spacing:.12em;color:var(--muted);margin-top:6px}.case-tax{padding-top:3px}.eyebrow{font-size:.7rem;text-transform:uppercase;letter-spacing:.13em;color:var(--blue);font-weight:800}.code{margin-top:5px;color:var(--muted);font-size:.76rem}.lead-case h1,.article-title{font-family:var(--serif);letter-spacing:-.025em;color:#111b26}.lead-case h1{font-size:clamp(1.9rem,3.2vw,3.55rem);line-height:1.02;margin:14px 0 8px}.subtitle{font-family:var(--serif);font-size:clamp(1.08rem,1.55vw,1.45rem);line-height:1.24;color:#374453;margin:0 0 16px}.fine-line{font-size:.95rem;line-height:1.66;color:#46525f;max-width:82ch}.hero-media{margin:25px 0 14px;background:#e9edf2;aspect-ratio:16/9;overflow:hidden;position:relative}.hero-media img{width:100%;height:100%;object-fit:cover}.hero-fallback-badge{position:absolute;right:10px;bottom:10px;background:rgba(255,255,255,.9);font-size:.64rem;padding:4px 7px;display:none}.hero-media.fallback-used .hero-fallback-badge{display:block}.media-caption{font-size:.72rem;color:var(--muted);line-height:1.45;margin:8px 0 0}.lesson-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:27px 0 26px}.lesson{padding:16px 18px;border:1px solid var(--line);background:#fff}.lesson+.lesson{border-left:1px solid var(--line);padding-left:18px}.lesson-label{font-size:.67rem;letter-spacing:.12em;text-transform:uppercase;color:var(--blue);font-weight:800}.lesson p{font-size:.88rem;margin:8px 0 0;color:#394652}.lesson:nth-child(1){background:#fff6d8;border-color:#ecd98a}.lesson:nth-child(1) .lesson-label{color:#9a6b00}.lesson:nth-child(2){background:#ffe7e7;border-color:#f0b0b0}.lesson:nth-child(2) .lesson-label{color:#a12626}.lesson:nth-child(3){background:#e8f7e8;border-color:#b6dfb6}.lesson:nth-child(3) .lesson-label{color:#257a25}.primary-link{display:inline-flex;align-items:center;gap:12px;background:var(--blue-deep);color:#fff;padding:12px 17px;font-size:.76rem;font-weight:800;letter-spacing:.07em;text-transform:uppercase}.primary-link:hover{text-decoration:none;background:#0b438c}
.editorial-stack{display:grid;gap:12px;background:transparent;border:0}.editorial-card{background:#fff;display:grid;grid-template-columns:minmax(0,1fr) 165px;align-items:stretch;min-height:165px;overflow:hidden;border:1px solid var(--line)}.editorial-media{min-height:165px}.editorial-card img{width:100%;height:100%;object-fit:cover;filter:saturate(.92) contrast(.98)}.editorial-copy{padding:15px 16px;display:flex;flex-direction:column;justify-content:center}.editorial-label{font-size:.66rem;font-weight:900;letter-spacing:.14em;text-transform:uppercase;margin-bottom:8px}.editorial-card.publicacoes .editorial-label{color:var(--pub)}.editorial-card.tecnologia .editorial-label{color:var(--tech)}.editorial-card.informacao .editorial-label{color:var(--info)}.editorial-card.cultura .editorial-label{color:var(--culture)}.editorial-card h2{font-family:var(--serif);font-size:1.08rem;line-height:1.08;margin:0 0 6px}.editorial-card p{font-size:.74rem;line-height:1.38;color:var(--muted);margin:0}.editorial-card p strong{color:#243240}.editorial-card:hover{text-decoration:none}.editorial-card:hover h2{text-decoration:underline;text-underline-offset:3px}
.lower-grid{border-top:1px solid var(--line);padding:38px 0 55px;display:grid;grid-template-columns:2fr 1fr;gap:54px}.section-heading{display:flex;align-items:baseline;justify-content:space-between;border-bottom:3px solid var(--graphite);padding-bottom:9px;margin-bottom:0}.section-heading h2{font-family:var(--serif);font-size:1.55rem;margin:0}.section-heading a{font-size:.71rem;text-transform:uppercase;letter-spacing:.1em;color:var(--blue);font-weight:800}.case-list{list-style:none;margin:0;padding:0}.case-list li{border-bottom:1px solid var(--line);padding:17px 0}.case-list a{display:grid;grid-template-columns:84px 1fr;gap:14px}.list-date{font-size:.72rem;font-weight:800;color:var(--blue);letter-spacing:.05em}.list-title{font-family:var(--serif);font-size:1.05rem;line-height:1.28}.list-disc{display:block;font-family:var(--sans);font-size:.72rem;color:var(--muted);margin-top:5px}.archive-months{display:flex;flex-wrap:wrap;gap:8px;padding-top:18px}.archive-months a,.tag-pill{border:1px solid var(--line);padding:7px 10px;font-size:.72rem;background:#fff}.archive-months a:hover,.tag-pill:hover{background:var(--blue-soft);text-decoration:none}
.site-footer{border-top:1px solid var(--line);background:#f3f4f6}.footer-inner{padding:28px 0 31px}.footer-brand{font-family:var(--serif);font-size:1.2rem;font-weight:700}.footer-legal{font-size:.75rem;color:var(--muted);margin-top:4px}
/* artigo */
.article-shell{display:grid;grid-template-columns:minmax(0,2.25fr) minmax(285px,.75fr);gap:58px;padding:46px 0 70px}.article-main{min-width:0}.article-head .case-meta{margin-bottom:24px}.article-title{font-size:clamp(2.15rem,4vw,4.3rem);line-height:.98;margin:14px 0 14px}.article-subtitle{font-family:var(--serif);font-size:1.35rem;line-height:1.24;color:#344252;margin:0 0 18px}.article-tools{display:flex;flex-wrap:wrap;align-items:center;gap:7px;margin:22px 0 27px;padding:10px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.article-tools .readtime{margin-right:auto;font-size:.72rem;color:var(--muted);font-weight:700;letter-spacing:.07em;text-transform:uppercase}.tool-btn{border:1px solid var(--line);background:#fff;padding:8px 10px;font-size:.72rem;cursor:pointer}.tool-btn:hover{background:var(--paper)}.article-body{font-family:var(--serif);font-size:1rem;line-height:1.7;color:#26323d}.article-body p{margin:0 0 1.2em}.article-body h2{font-family:var(--sans);font-size:.78rem;letter-spacing:.13em;text-transform:uppercase;color:var(--blue);margin:38px 0 13px;border-top:1px solid var(--line);padding-top:18px}.article-body .triad{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;border:0;margin:38px 0}.triad-block{padding:20px;border:1px solid var(--line)}.triad-block+.triad-block{border-left:1px solid var(--line)}.triad-block h3{font-family:var(--sans);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--blue);margin:0 0 10px}.triad-block p{font-size:.93rem;line-height:1.55;margin:0}.triad-block:nth-child(1){background:#fff6d8;border-color:#ecd98a}.triad-block:nth-child(1) h3{color:#9a6b00}.triad-block:nth-child(2){background:#ffe7e7;border-color:#f0b0b0}.triad-block:nth-child(2) h3{color:#a12626}.triad-block:nth-child(3){background:#e8f7e8;border-color:#b6dfb6}.triad-block:nth-child(3) h3{color:#257a25}.field-box{background:var(--blue-deep);color:#fff;padding:26px 28px;margin:34px 0}.field-box h2{color:#9dcbff;border:0;padding:0;margin:0 0 12px}.field-box p{margin:0;font-size:1.07rem}.sources{font-family:var(--sans);font-size:.82rem;line-height:1.55}.sources ol{padding-left:20px}.sources li{margin-bottom:11px}.source-type{font-size:.62rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-left:5px}.tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:13px}.institutional-cta{border-left:5px solid var(--blue);background:var(--paper);padding:22px 25px;margin:35px 0}.institutional-cta h3{font-family:var(--serif);font-size:1.3rem;margin:0 0 6px}.institutional-cta p{font-family:var(--sans);font-size:.85rem;margin:0 0 12px;color:#475462}.institutional-cta a{font-family:var(--sans);font-size:.72rem;font-weight:800;color:var(--blue);text-transform:uppercase;letter-spacing:.08em}
.sidebar{border-left:1px solid var(--line);padding-left:27px}.side-block{padding:0 0 25px;margin-bottom:25px;border-bottom:1px solid var(--line)}.side-kicker{font-size:.66rem;letter-spacing:.13em;text-transform:uppercase;color:var(--muted);font-weight:800;margin-bottom:10px}.side-card-title{font-family:var(--serif);font-size:1.15rem;line-height:1.25;margin:0}.side-card-meta{font-size:.69rem;color:var(--blue);margin-bottom:5px}.prev-next{display:grid;grid-template-columns:1fr 1fr;gap:18px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:26px 0;margin-top:45px}.pn-card{padding-right:18px}.pn-card+.pn-card{border-left:1px solid var(--line);padding-left:18px}.pn-label{font-size:.65rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:800}.pn-title{font-family:var(--serif);font-size:1.03rem;line-height:1.25;margin-top:7px}
/* arquivo e temas */
.page-head{padding:48px 0 26px;border-bottom:1px solid var(--line)}.page-head h1{font-family:var(--serif);font-size:3rem;line-height:1;margin:8px 0}.page-head p{max-width:70ch;color:var(--muted)}.archive-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0 36px;padding:26px 0 65px}.archive-item{border-bottom:1px solid var(--line);padding:18px 0}.archive-item a{display:grid;grid-template-columns:84px 1fr;gap:15px}.archive-item h2{font-family:var(--serif);font-size:1.2rem;line-height:1.25;margin:0}.archive-item p{font-size:.75rem;color:var(--muted);margin:5px 0 0}.topic-cloud{display:flex;flex-wrap:wrap;gap:10px;padding:34px 0 65px}.topic-cloud a{border:1px solid var(--line);padding:11px 13px}.topic-cloud strong{color:var(--blue);margin-left:6px}
.status-note{display:inline-block;font-size:.65rem;padding:3px 6px;border:1px solid var(--line);color:var(--muted);background:#fff}.skip-link{position:absolute;left:-9999px;top:auto}.skip-link:focus{left:10px;top:10px;background:#fff;padding:10px;z-index:999}
@media(max-width:920px){
 .wrap{width:min(calc(100% - 28px),var(--max))}.brand-row{min-height:88px;gap:16px}.brand-logo{width:125px}.brand-divider{height:49px}.brand-title{font-size:1.55rem}.brand-sub{font-size:.78rem}.top-nav{overflow:auto}.nav-inner{width:max-content;padding-right:20px}
 .home-grid{grid-template-columns:1fr;padding-top:24px}.lead-case{border-right:0;padding-right:0}.editorial-stack{margin-top:6px}.editorial-card{min-height:auto}.lower-grid{grid-template-columns:1fr;gap:36px}
 .article-shell{grid-template-columns:1fr;gap:32px;padding-top:30px}.sidebar{border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:27px}.article-body .triad{grid-template-columns:1fr}.triad-block+.triad-block{border-left:0;border-top:1px solid var(--line)}.article-title{font-size:clamp(2.4rem,10vw,4rem)}.article-subtitle{font-size:1.35rem}.archive-grid{grid-template-columns:1fr}
}
@media(max-width:620px){
 .brand-logo{width:105px}.brand-divider{display:none}.brand-kicker{font-size:.58rem}.brand-title{font-size:1.36rem}.brand-sub{display:none}.section-bar .wrap{min-height:39px;font-size:.67rem}.section-bar .section-links{display:none}
 .case-meta{gap:13px}.date-box{min-width:65px}.date-box .day{font-size:2.55rem}.lead-case h1{font-size:2.55rem}.fine-line{font-size:.92rem}.hero-media{margin-top:20px}.lesson-grid{grid-template-columns:1fr}.lesson+.lesson{border-left:0;border-top:1px solid var(--line);padding-left:0}.editorial-card{grid-template-columns:1fr;min-height:auto}.editorial-media{min-height:auto}.editorial-card img{aspect-ratio:16/9;height:auto}.editorial-copy{padding:14px}.editorial-card h2{font-size:1.08rem}.editorial-card p{font-size:.73rem}.lower-grid{padding-top:30px}.case-list a{grid-template-columns:66px 1fr}
 .article-title{font-size:2.7rem}.article-body{font-size:1.02rem}.article-tools{align-items:flex-start}.article-tools .readtime{width:100%;margin:0 0 5px}.field-box{padding:23px 20px}.prev-next{grid-template-columns:1fr}.pn-card+.pn-card{border-left:0;border-top:1px solid var(--line);padding-left:0;padding-top:18px}.archive-item a{grid-template-columns:68px 1fr}.page-head h1{font-size:2.7rem}
}
@media print{.top-nav,.section-bar,.article-tools,.sidebar,.prev-next,.institutional-cta{display:none}.article-shell{display:block}.wrap{width:100%;max-width:none}.site-header{border:0}.article-title{font-size:38pt}.hero-media{break-inside:avoid}.site-footer{margin-top:30px}}

.menu-toggle{display:none;width:46px;height:42px;border:1px solid var(--line);border-radius:9px;background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:5px;cursor:pointer;margin-left:auto}.menu-toggle span{display:block;width:22px;height:2px;background:var(--blue-deep);border-radius:3px}.mobile-menu{display:none;background:#fff;border-top:1px solid var(--line);padding:10px 20px 18px}.mobile-menu.open{display:grid}.mobile-menu a{padding:12px 2px;border-bottom:1px solid var(--line);text-decoration:none;font-size:14px;font-weight:700;color:#334155}.mobile-menu a:last-child{border-bottom:0}.mobile-menu a.active{color:var(--blue)}
@media(max-width:920px){.top-nav{display:none!important}.menu-toggle{display:flex}.brand-row{min-height:72px}.brand-logo{width:185px;max-width:58vw}.brand-title{font-size:1.18rem}.brand-sub{display:none}.brand-divider{height:36px}}

/* Escala desktop convencional; telas pequenas continuam responsivas abaixo. */
@media(min-width:921px){
  .wrap{width:min(calc(100% - 64px),var(--max))}
  .home-grid{grid-template-columns:minmax(0,1.65fr) minmax(360px,.95fr)}
}
@media(max-width:920px){
  .top-nav{display:none!important}
  .menu-toggle{display:flex!important;flex:0 0 46px;margin-left:auto}
  .brand-row{min-height:72px}
  .brand-logo{width:185px;max-width:58vw}
  .brand-title{font-size:1.18rem}
  .brand-sub{display:none}
  .brand-divider{height:36px}
}

/* v8: editorias fixas sem corte e marca móvel compacta */
.editorial-card{display:grid!important;grid-template-columns:minmax(0,1.12fr) minmax(150px,.88fr)!important;align-items:stretch!important;min-height:0!important;overflow:hidden!important}
.editorial-media{aspect-ratio:1/1;min-height:0!important;background:#f4f6f8;display:flex;align-items:center;justify-content:center;overflow:hidden}
.editorial-card .editorial-media img{width:100%!important;height:100%!important;object-fit:contain!important;object-position:center!important;aspect-ratio:auto!important}
.editorial-copy{min-width:0}
@media(min-width:921px){.editorial-card{grid-template-columns:minmax(0,1.18fr) 168px!important}.editorial-media{width:168px;height:168px;aspect-ratio:1/1}.editorial-copy{padding:13px 14px!important}.editorial-card h2{font-size:1.03rem!important}.editorial-card p{font-size:.71rem!important;line-height:1.34!important}}
@media(max-width:920px){.brand-row{gap:11px!important}.brand-logo{width:158px!important;max-width:45vw!important}.brand-divider{height:34px!important}.brand-title{font-size:1.02rem!important;line-height:1.03!important;max-width:132px}.brand-title::first-line{white-space:nowrap}.menu-toggle{margin-left:auto!important}.editorial-card{grid-template-columns:minmax(0,1.12fr) minmax(138px,.88fr)!important}.editorial-media{aspect-ratio:1/1!important}.editorial-copy{padding:12px!important}.editorial-card h2{font-size:1rem!important}.editorial-card p{font-size:.70rem!important;line-height:1.32!important}}
@media(max-width:620px){.brand-logo{width:142px!important;max-width:43vw!important}.brand-title{font-size:.95rem!important;max-width:118px}.brand-divider{height:31px!important}.editorial-card{grid-template-columns:minmax(0,1.1fr) minmax(126px,.9fr)!important}.editorial-copy{padding:10px!important}.editorial-card p{font-size:.66rem!important;line-height:1.28!important}}

.engineering-cta{margin:34px 0 8px;padding:18px 20px;border:1px solid #dbe4ef;border-left:4px solid #155dff;border-radius:10px;background:#f8faff}.engineering-cta .cta-kicker{font-size:11px;letter-spacing:.08em;text-transform:uppercase;font-weight:800;color:#155dff}.engineering-cta p{margin:7px 0 12px;color:#526079}.engineering-cta .cta-links{display:flex;gap:12px;flex-wrap:wrap}.engineering-cta .cta-links a{font-weight:750;text-decoration:none}.engineering-cta .cta-links a:hover{text-decoration:underline}