/* Portfólio · o catálogo usa a identidade existente e dá espaço à comparação. */
.portfolio-topo { padding: 156px 0 70px; min-height: 500px; }
.portfolio-topo .trilha { position: relative; inset: auto; width: fit-content; margin: 0 var(--margem) 32px; }
.portfolio-topo h1 { font-size: clamp(36px, 4.7vw, 70px); max-width: 20ch; margin: 22px 0; overflow-wrap: break-word; }
.portfolio-topo .lead { max-width: 65ch; }
.portfolio-topo .topo-acao { margin-top: 30px; }
.portfolio-marca { position: absolute; right: 6%; top: 150px; width: min(24vw, 300px); opacity: .10; pointer-events: none; }
.portfolio-catalogo { padding: 64px 0 100px; }
.portfolio-intro { max-width: 76ch; margin: 18px 0 36px; line-height: 1.65; }
.portfolio-filtros { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 1fr) auto; gap: 20px; align-items: end; padding: 24px; border: 1px solid var(--linha); border-radius: 18px; background: #FFFFFF; }
.portfolio-filtros label { display: block; font-size: 16px; font-weight: 600; margin-bottom: 10px; }
.portfolio-filtros input, .portfolio-filtros select { font: inherit; color: #1D1D1F; background: #FFFFFF; width: 100%; min-height: 48px; padding: 10px 12px; border: 1px solid #6B6B6B; border-radius: 8px; }
.portfolio-limpar { background: #FFFFFF; color: #1D1D1F; font: inherit; min-height: 48px; padding: 10px 16px; border: 1px solid #6B6B6B; border-radius: 8px; cursor: pointer; }
.portfolio-resultado { margin: 20px 0 40px; font-size: 16px; color: #4A4A50; }
.portfolio-vazio { padding: 30px; border: 1px solid var(--linha); border-radius: 18px; line-height: 1.65; }
.portfolio-grupo { margin-top: 60px; }
.portfolio-grupo h2 { font-size: clamp(26px, 2.4vw, 36px); margin-bottom: 28px; }
.portfolio-grade { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.portfolio-card { position: relative; border: 1px solid var(--linha); border-top: 3px solid var(--v2); border-radius: 18px; background: #FFFFFF; padding: 30px; display: flex; flex-direction: column; gap: 16px; }
.portfolio-card h3 { font-size: 25px; line-height: 1.2; letter-spacing: -.02em; }
.portfolio-card p { color: #4A4A50; font-size: 16px; line-height: 1.55; }
.portfolio-card strong { color: #1D1D1F; }
.portfolio-card .link-seta { margin-top: auto; padding-top: 10px; color: #1D1D1F; }
.portfolio-selo { color: #9E1820; font: 500 13px/1.5 'IBM Plex Mono', monospace; }
.portfolio-conteudo { padding: 72px 0; }
.portfolio-divisao { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr); gap: clamp(30px, 6vw, 100px); }
.portfolio-conteudo h2 { font-size: clamp(27px, 3vw, 42px); line-height: 1.12; }
.portfolio-conteudo p { font-size: 18px; line-height: 1.65; margin-top: 18px; max-width: 70ch; }
.portfolio-ficha { margin-top: 36px; display: grid; gap: 24px; }
.portfolio-ficha dt { font-weight: 600; margin-bottom: 8px; }
.portfolio-ficha dd { margin: 0; color: #4A4A50; line-height: 1.65; }
.portfolio-exemplo { margin-top: 40px; background: #FFFFFF; color: #1D1D1F; border-left: 4px solid #9E1820; padding: 26px; border-radius: 0 16px 16px 0; }
.portfolio-exemplo p { font-size: 18px; }
.portfolio-exemplo .selo { border-radius: 4px; }
.portfolio-inicial { padding: 72px 0; }
.portfolio-inicial h2 { max-width: 27ch; margin: 18px 0; }
.portfolio-inicial .portfolio-grade { margin: 36px 0; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.portfolio-inicial .portfolio-card h3 { font-size: 21px; }
.portfolio-relacionadas { margin-top: 38px; display: flex; flex-wrap: wrap; gap: 20px 32px; }
.portfolio-contrato { border-left: 3px solid var(--v1); padding-left: 22px; margin-top: 30px; }
.portfolio-nav .menu { gap: 18px; }
.portfolio-nav .menu a { font-size: 13px; }
.sr-portfolio { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
/* A lista fica inteira disponível sem scripts; hidden é usado apenas após filtrar. */
.portfolio-body [hidden], .portfolio-inicial [hidden] { display: none !important; }
.portfolio-body :focus-visible, .portfolio-inicial a:focus-visible { outline: 3px solid #9E1820; outline-offset: 5px; }
.portfolio-body .escuro :focus-visible { outline-color: #E8474F; }
@media (max-width: 1100px) { .portfolio-nav .cabecalho-direita .menu { display: none; } .portfolio-nav .menu-botao { display: inline-flex; } }
@media (max-width: 900px) { .portfolio-filtros { grid-template-columns: 1fr; } .portfolio-divisao { grid-template-columns: 1fr; } .portfolio-inicial .portfolio-grade { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 600px) { .portfolio-grade, .portfolio-inicial .portfolio-grade { grid-template-columns: 1fr; } .portfolio-topo { padding-top: 124px; min-height: auto; } .portfolio-topo .trilha { max-width: calc(100% - 2 * var(--margem)); } .portfolio-card { padding: 24px; } .portfolio-conteudo { padding: 48px 0; } .portfolio-topo .botao { white-space: normal; font-size: 16px; } .portfolio-marca { display: none; } }
@media (prefers-reduced-motion: reduce) { .portfolio-body *, .portfolio-body *::before, .portfolio-body *::after { scroll-behavior: auto; } }