/* Guimarães & Borges Advogados — landing page
   Fonte de verdade visual: specs/design.md (direção clara com blocos petróleo). */

/* ---------- Tokens ---------- */
:root {
  --papel: #FBF8F0;
  --branco: #FFFFFF;
  --marfim: #F0E8DA;
  --tinta: #01272A;
  --petroleo: #003638;
  --abismo: #001B1D;
  --ouro: #C9A46A;
  --ouro-claro: #E9CF9C;
  --ouro-escuro: #9A7444;
  --ciano: #34C6C8;
  --ciano-escuro: #007570;
  --grafite: #4A5F5E;
  --salvia: #8FA8A4;
  --erro-claro: #A3402A;
  --erro-escuro: #F0A58F;
  --linha-clara: rgba(1, 39, 42, .12);
  --linha-escura: rgba(201, 164, 106, .22);
  --sombra: 0 24px 48px rgba(1, 39, 42, .08);

  --fonte: "Amasis MT", "Amasis MT Pro", "Roboto Slab", Rockwell, Georgia, serif;
  --container: 1200px;
  --gutter: 20px;
  --secao: 88px;
  --sobrepor: 48px;
  --topo: 68px;
  --curva: cubic-bezier(.2, .7, .2, 1);

  color-scheme: light;
}
@media (min-width: 768px) {
  :root { --gutter: 48px; --secao: 128px; --topo: 80px; }
}
@media (min-width: 1024px) {
  :root { --secao: 136px; --sobrepor: 96px; }
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; scroll-padding-top: var(--topo); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--papel);
  color: var(--tinta);
  font-family: var(--fonte);
  font-weight: 400;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
@media (min-width: 1024px) { body { font-size: 18px; } }
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3 { font-weight: 400; line-height: 1.12; margin: 0; letter-spacing: -.01em; }
h1 { font-size: clamp(2.25rem, 1.3rem + 4vw, 4.6rem); }
h2 { font-size: clamp(1.85rem, 1.3rem + 2.2vw, 3.1rem); }
h3 { font-size: clamp(1.25rem, 1.1rem + .6vw, 1.6rem); }
p { margin: 0; }
:focus-visible { outline: 2px solid var(--ciano-escuro); outline-offset: 3px; }
.hero :focus-visible, .painel :focus-visible, .contato-texto :focus-visible, .rodape :focus-visible, .menu :focus-visible, .topo:not(.solido) :focus-visible { outline-color: var(--ciano); }

.container { width: 100%; max-width: calc(var(--container) + 2 * var(--gutter)); margin: 0 auto; padding: 0 var(--gutter); }

.pular { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--petroleo); color: var(--papel); padding: 10px 16px; text-decoration: none; }
.pular:focus { top: 12px; }

.rotulo { font-size: 12px; letter-spacing: .16em; text-transform: uppercase; color: var(--grafite); margin-bottom: 20px; display: flex; gap: 10px; align-items: baseline; }
@media (min-width: 768px) { .rotulo { font-size: 13px; } }
.rotulo .indice, .indice { color: var(--ciano-escuro); }
.rotulo--escuro { color: var(--salvia); }
.rotulo--escuro .indice { color: var(--ciano); }
.intro { color: var(--grafite); margin-top: 20px; max-width: 34em; }

.icone { width: 28px; height: 28px; flex: none; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }

/* ---------- Botões e links ---------- */
.botao {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 54px; padding: 0 26px; border-radius: 2px; border: 1px solid transparent;
  font: inherit; font-size: 13px; letter-spacing: .14em; text-transform: uppercase; text-decoration: none;
  cursor: pointer; transition: background-color .2s, color .2s, border-color .2s;
}
.botao--ouro { background: var(--ouro); color: var(--abismo); }
.botao--ouro:hover { background: var(--ouro-claro); }
.botao--petroleo { background: var(--petroleo); color: var(--papel); }
.botao--petroleo:hover { background: var(--abismo); }
.botao--contorno { border-color: currentColor; color: inherit; background: transparent; }
.botao--contorno:hover { background: rgba(1, 39, 42, .06); }
.botao--contorno-claro { border-color: rgba(240, 232, 218, .6); color: var(--marfim); }
.botao--contorno-claro:hover { background: rgba(240, 232, 218, .08); border-color: var(--marfim); }
.botao--cheio { width: 100%; }

.link {
  display: inline-block; margin-top: 24px;
  font-size: 13px; letter-spacing: .12em; text-transform: uppercase; text-decoration: none;
  color: var(--tinta); padding-bottom: 6px;
  background: linear-gradient(var(--ouro-escuro), var(--ouro-escuro)) 0 100% / 40px 1px no-repeat;
  transition: background-size .3s var(--curva);
}
.link::after { content: "→"; display: inline-block; margin-left: 10px; font-size: 15px; letter-spacing: 0; transition: transform .3s var(--curva); }
.link:hover { background-size: 100% 1px; }
.link:hover::after { transform: translateX(4px); }
.link--escuro { color: var(--marfim); background-image: linear-gradient(var(--ouro), var(--ouro)); }
.link--botao { border: 0; background-color: transparent; font: inherit; font-size: 13px; cursor: pointer; }

/* ---------- Cabeçalho ---------- */
.topo {
  position: fixed; inset: 0 0 auto; z-index: 30; height: var(--topo);
  color: var(--marfim);
  border-bottom: 1px solid transparent;
  transition: background-color .3s, border-color .3s, color .3s;
}
/* Ainda sobre o hero, mas já rolando: fundo escuro translúcido para o texto do hero não passar por baixo do logo. */
.topo.rolando:not(.solido) {
  background: rgba(0, 27, 29, .78);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  border-bottom-color: var(--linha-escura);
}
.topo.solido {
  background: rgba(251, 248, 240, .9); color: var(--tinta);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  border-bottom-color: var(--linha-clara);
}
.topo-linha { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.marca { position: relative; display: block; width: 150px; height: 44px; flex: none; }
.marca img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; object-position: left center; transition: opacity .3s; }
.logo-claro, .topo.solido .logo-escuro { opacity: 0; }
.topo.solido .logo-claro { opacity: 1; }
@media (min-width: 768px) { .marca { width: 190px; height: 56px; } }

.nav { display: none; }
.nav a { text-decoration: none; font-size: 13px; letter-spacing: .14em; text-transform: uppercase; padding: 8px 0; background: linear-gradient(currentColor, currentColor) 0 100% / 0 1px no-repeat; transition: background-size .3s var(--curva); }
.nav a:hover { background-size: 100% 1px; }
.topo-acoes { display: flex; align-items: center; gap: 14px; }
.idioma { display: flex; align-items: center; gap: 4px; font-size: 13px; letter-spacing: .1em; }
.idioma span { opacity: .4; }
.idioma button { font: inherit; color: inherit; background: none; border: 0; padding: 8px 4px; min-width: 32px; min-height: 44px; cursor: pointer; opacity: .55; }
.idioma button[aria-pressed="true"] { opacity: 1; text-decoration: underline; text-decoration-color: var(--ouro); text-underline-offset: 6px; }
.botao-menu { width: 44px; height: 44px; border: 0; background: none; color: inherit; cursor: pointer; display: grid; place-items: center; }
.botao-menu span, .botao-menu span::before { display: block; width: 22px; height: 1.5px; background: currentColor; position: relative; }
.botao-menu span { transform: translateY(-3.5px); }
.botao-menu span::before { content: ""; position: absolute; top: 7px; left: 8px; width: 14px; background: var(--ouro); }

@media (min-width: 1024px) {
  .nav { display: flex; gap: 32px; }
  .botao-menu { display: none; }
}

/* ---------- Menu (celular) ---------- */
.menu {
  position: fixed; inset: 0; z-index: 40; background: var(--abismo); color: var(--marfim);
  display: flex; flex-direction: column; padding: 14px var(--gutter) 32px;
  opacity: 0; transition: opacity .3s;
}
.menu[hidden] { display: none; }
.menu.aberto { opacity: 1; }
.menu-topo { display: flex; justify-content: space-between; align-items: center; height: 44px; margin-bottom: 40px; }
.menu-topo img { width: 150px; height: auto; }
.fechar { width: 44px; height: 44px; border: 0; background: none; color: inherit; cursor: pointer; position: relative; }
.fechar::before, .fechar::after { content: ""; position: absolute; left: 11px; top: 21px; width: 22px; height: 1.5px; background: currentColor; transform: rotate(45deg); }
.fechar::after { transform: rotate(-45deg); }
.menu nav { display: flex; flex-direction: column; flex: 1; }
.menu nav a { font-size: 32px; text-decoration: none; padding: 12px 0; border-bottom: 1px solid var(--linha-escura); transform: translateX(-10px); opacity: 0; transition: transform .4s var(--curva), opacity .4s; }
.menu.aberto nav a { transform: none; opacity: 1; }
.menu.aberto nav a:nth-child(2) { transition-delay: .04s; }
.menu.aberto nav a:nth-child(3) { transition-delay: .08s; }
.menu.aberto nav a:nth-child(4) { transition-delay: .12s; }
.menu.aberto nav a:nth-child(5) { transition-delay: .16s; }
.menu .botao { margin-top: 32px; }

/* ---------- Circuitos (decididos; comportamento do protótipo) ---------- */
.circuito { position: absolute; width: 160px; height: 160px; pointer-events: none; }
@media (min-width: 768px) { .circuito { width: 230px; height: 230px; } }
@media (min-width: 1280px) { .circuito { width: 290px; height: 290px; } }
/* No hero, os circuitos ficam só na coluna visual (direita), longe do logo e do texto. */
/* Hero: o circuito superior fica no canto esquerdo (como no protótipo), logo abaixo do cabeçalho;
   o padding-top do hero reserva a altura dele, para não passar por baixo do logo nem do texto. */
.hero { --circ-sup: 110px; }
@media (min-width: 768px) { .hero { --circ-sup: 150px; } }
@media (min-width: 1280px) { .hero { --circ-sup: 180px; } }
.hero .circuito.sup { top: var(--topo); left: 0; width: var(--circ-sup); height: var(--circ-sup); }
@media (min-width: 1024px) { .hero .circuito.inf { width: 200px; height: 200px; } }
.circuito.inf { bottom: 0; right: 0; transform: rotate(180deg); }
.circuito path { fill: none; stroke-width: 1.2; stroke-dasharray: 1; stroke-dashoffset: 1; }
.circuito.ativo path { animation: tracar 1.5s cubic-bezier(.6, .1, .3, 1) forwards; }
.circuito .o { stroke: var(--ouro); opacity: .75; }
.circuito .c { stroke: var(--ciano); }
.circuito.ativo .c { animation-delay: .15s; }
.circuito.ativo .o2 { animation-delay: .3s; }
.circuito .pulso { stroke: #b9fbfc; stroke-width: 2; stroke-dasharray: .07 .93; opacity: 0; filter: drop-shadow(0 0 4px var(--ciano)); }
/* Pulso: um ciclo de 3,6 s por exibição (≤ 5 s, WCAG 2.2.2); reinicia quando o bloco volta à tela. */
.circuito.ativo .pulso { animation: percorrer 3.6s 2.2s linear 1 forwards; }
.circuito circle { fill: var(--ciano); opacity: 0; filter: drop-shadow(0 0 5px var(--ciano)); }
.circuito.ativo circle { animation: acender .5s 1.4s forwards; }
@keyframes tracar { to { stroke-dashoffset: 0; } }
@keyframes percorrer { 0% { stroke-dashoffset: 1; opacity: 0; } 8% { opacity: 1; } 85% { opacity: 1; } 100% { stroke-dashoffset: 0; opacity: 0; } }
@keyframes acender { to { opacity: 1; } }

/* Divisor estático sobre claro */
.divisor { width: 120px; height: 24px; margin-top: 36px; overflow: visible; }
.divisor path { fill: none; stroke: var(--ouro-escuro); stroke-width: 1.2; stroke-dasharray: 1; stroke-dashoffset: 1; transition: stroke-dashoffset 1.2s cubic-bezier(.6, .1, .3, 1) .3s; }
.divisor circle { fill: var(--ciano-escuro); opacity: 0; transition: opacity .4s 1.3s; }
.divisor.visivel path, .visivel .divisor path { stroke-dashoffset: 0; }
.divisor.visivel circle, .visivel .divisor circle { opacity: 1; }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden; color: var(--marfim);
  min-height: 100svh; display: flex; align-items: center;
  padding: calc(var(--topo) + var(--circ-sup) + 8px) 0 96px;
  background:
    radial-gradient(ellipse 70% 60% at 85% 40%, rgba(52, 198, 200, .08), transparent 60%),
    radial-gradient(ellipse 60% 50% at 90% 80%, rgba(201, 164, 106, .07), transparent 60%),
    linear-gradient(115deg, var(--abismo) 0%, var(--abismo) 40%, var(--petroleo) 100%);
}
@media (max-width: 767px) {
  .hero { padding-bottom: 150px; }
  .hero .circuito.inf { width: 120px; height: 120px; }
}
@media (min-width: 1024px) { .hero { min-height: max(640px, 92vh); } }
.hero-grade {
  position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(90deg, rgba(240, 232, 218, .05) 1px, transparent 1px) 0 0 / calc(100% / 6) 100%;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 30%, #000 70%, transparent);
  mask-image: linear-gradient(180deg, transparent, #000 30%, #000 70%, transparent);
}
.hero-conteudo { position: relative; display: grid; gap: 48px; align-items: center; }
.hero h1 { max-width: 13em; }
.hero h1 em { font-style: italic; color: var(--ouro); }
.hero-apoio { margin-top: 28px; max-width: 30em; color: rgba(240, 232, 218, .82); font-size: 1.05em; }
.botoes { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 40px; }
.botoes .botao { flex: 1 1 220px; }
.hero-marca { display: none; }
@media (min-width: 1024px) {
  .hero-conteudo { grid-template-columns: 8fr 4fr; }
  .hero h1 { max-width: 14em; }
  .botoes .botao { flex: 0 0 auto; }
  .hero-marca { display: flex; justify-content: center; }
  .hero-marca img { width: min(360px, 100%); height: auto; opacity: .92; }
}

/* Entrada do hero (como no protótipo) */
.surge { opacity: 0; transform: translateY(16px); filter: blur(10px); animation: surgir 1s cubic-bezier(.22, 1, .36, 1) forwards; }
.d1 { animation-delay: .9s; } .d2 { animation-delay: 1.1s; } .d3 { animation-delay: 1.3s; } .d4 { animation-delay: 1.5s; }
@keyframes surgir { to { opacity: 1; transform: none; filter: none; } }

/* ---------- Faixa de áreas ---------- */
.faixa { border-bottom: 1px solid var(--linha-clara); background: var(--papel); }
.faixa-grade { display: grid; }
.faixa-item { display: flex; gap: 14px; align-items: baseline; padding: 22px 0; border-top: 1px solid var(--linha-clara); font-size: 14px; letter-spacing: .12em; text-transform: uppercase; }
.faixa-item:first-child { border-top: 0; }
.faixa-item .indice { font-size: 12px; }
@media (min-width: 768px) {
  .faixa-grade { grid-template-columns: repeat(3, 1fr); }
  .faixa-item { border-top: 0; border-left: 1px solid var(--linha-clara); padding: 30px 28px; }
  .faixa-item:first-child { border-left: 0; padding-left: 0; }
}

/* ---------- Seções claras ---------- */
.secao { padding: var(--secao) 0; position: relative; }
/* Grade técnica de hairlines (CSS-06) */
.secao::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    linear-gradient(90deg, var(--linha-clara) 1px, transparent 1px) calc(50% - min(50vw, var(--container) / 2 + var(--gutter)) + var(--gutter)) 0 / 1px 100% no-repeat,
    linear-gradient(90deg, var(--linha-clara) 1px, transparent 1px) calc(50% + min(50vw, var(--container) / 2 + var(--gutter)) - var(--gutter)) 0 / 1px 100% no-repeat;
  opacity: .5;
}

/* Placeholders das imagens a gerar (imagens.md) */
.ph { position: relative; overflow: hidden; display: flex; align-items: flex-end; padding: 16px; }
.ph span { position: relative; font-size: 11px; letter-spacing: .14em; text-transform: uppercase; }
.ph::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, currentColor 1px, transparent 1px) 0 0 / 25% 100%; opacity: .06; }
.ph--claro { background: linear-gradient(160deg, #F3EEE3, #E6E0D2); color: var(--grafite); }
.ph--escuro { background: radial-gradient(ellipse at 70% 30%, rgba(52, 198, 200, .12), transparent 60%), linear-gradient(160deg, #0A3A3C, var(--abismo)); color: var(--salvia); }
.ph--retrato { aspect-ratio: 4 / 5; }
.ph--largo { aspect-ratio: 16 / 9; }

/* Imagens reais */
.midia { position: relative; overflow: hidden; margin: 0; background: #E6E0D2; }
.midia img { width: 100%; height: 100%; object-fit: cover; }
.midia--retrato { aspect-ratio: 4 / 5; }
.midia--largo { aspect-ratio: 16 / 9; }

/* ---------- Situações ---------- */
.secao--atuacao { padding-bottom: 0; }
.atuacao-topo { display: grid; gap: 48px; margin-bottom: 72px; }
.atuacao-img { display: none; }
@media (min-width: 1024px) {
  .atuacao-topo { grid-template-columns: 6fr 4fr; gap: 96px; align-items: center; margin-bottom: 112px; }
  .atuacao-img { display: block; max-height: 520px; }
}

.painel {
  position: relative; overflow: hidden;
  background: radial-gradient(ellipse 60% 80% at 100% 0%, rgba(52, 198, 200, .07), transparent 60%), var(--petroleo);
  color: var(--marfim);
  padding: 64px 0 calc(64px + var(--sobrepor));
}
@media (min-width: 1024px) {
  .painel { margin-right: max(var(--gutter), calc((100vw - var(--container)) / 2 - 96px)); padding: 96px 0 calc(96px + var(--sobrepor)); }
}
.painel-circuito { top: 0; right: 0; left: auto; transform: scaleX(-1); opacity: .7; }
.painel-grade { position: relative; display: grid; gap: 40px; align-items: center; }
.painel-titulo { display: flex; gap: 16px; align-items: center; margin-bottom: 20px; }
.painel-titulo .icone { color: var(--ouro); width: 32px; height: 32px; }
.painel-titulo h3 { font-size: clamp(1.6rem, 1.2rem + 1.4vw, 2.4rem); }
.painel-texto > p:not(.rotulo) { color: rgba(240, 232, 218, .82); max-width: 32em; }
@media (min-width: 1024px) {
  .painel-grade { grid-template-columns: 5fr 6fr; gap: 80px; }
}

.cartoes { position: relative; display: grid; gap: 20px; margin-top: calc(-1 * var(--sobrepor)); padding-bottom: var(--secao); }
@media (min-width: 768px) { .cartoes { grid-template-columns: 1fr 1fr; gap: 24px; } }
@media (min-width: 1024px) { .cartoes { padding-left: calc(100% / 12); } }
/* Três áreas lado a lado no desktop */
@media (min-width: 1024px) { .cartoes--tres { grid-template-columns: repeat(3, 1fr); padding-left: var(--gutter); } }
.cartao { background: var(--branco); border: 1px solid var(--linha-clara); border-radius: 2px; box-shadow: var(--sombra); }
.cartao summary { list-style: none; cursor: pointer; display: block; }
.cartao summary::-webkit-details-marker { display: none; }
.cartao-img { display: none; }
.cartao-cabeca { display: flex; align-items: center; gap: 16px; padding: 24px; }
.cartao-cabeca .icone { color: var(--ouro-escuro); }
.cartao-cabeca h3 { flex: 1; }
.mais { position: relative; width: 18px; height: 18px; flex: none; transition: transform .3s var(--curva); }
.mais::before, .mais::after { content: ""; position: absolute; left: 0; top: 8.5px; width: 18px; height: 1px; background: var(--tinta); }
.mais::after { transform: rotate(90deg); }
.cartao[open] .mais { transform: rotate(45deg); }
.cartao-corpo { padding: 0 24px 28px; border-top: 1px solid var(--linha-clara); padding-top: 20px; margin: 0 24px; padding-left: 0; padding-right: 0; }
.cartao-corpo p { color: var(--grafite); }
.cartao[open] .cartao-corpo { animation: abrir .35s ease; }
@keyframes abrir { from { opacity: 0; transform: translateY(-6px); } }
@media (min-width: 1024px) {
  .cartao summary { cursor: default; }
  .cartao-img { display: block; }
  .cartao-cabeca { padding: 32px 32px 20px; }
  .cartao .mais { display: none; }
  .cartao-corpo { margin: 0 32px; padding-bottom: 36px; }
}

/* ---------- Como o atendimento começa ---------- */
.como-grade { display: grid; gap: 56px; }
.como-img { display: none; }
@media (min-width: 1024px) {
  .como-grade { grid-template-columns: 7fr 5fr; gap: 96px; align-items: center; }
  .como-img { display: block; }
}
/* Trilha em circuito: a linha avança conforme a rolagem (main.js monta o caminho a partir dos passos). */
.trilha-wrap { position: relative; margin-top: 48px; max-width: 34em; }
.trilha { list-style: none; margin: 0; padding: 0; position: relative; }
.trilha-circuito { position: absolute; left: 0; top: 0; width: 40px; height: 100%; overflow: visible; pointer-events: none; }
.trilha-circuito path { fill: none; stroke-width: 1.2; stroke-linejoin: round; }
.trilha-circuito .base { stroke: rgba(1, 39, 42, .14); }
.trilha-circuito .progresso { stroke-dasharray: 1; stroke-dashoffset: var(--falta, 1); }
.trilha-circuito .ponta { fill: var(--ciano-escuro); filter: drop-shadow(0 0 4px rgba(0, 117, 112, .55)); opacity: 0; transition: opacity .3s; }
.trilha-circuito.andando .ponta { opacity: 1; }
.trilha li { position: relative; padding: 0 0 40px 64px; }
.trilha li:last-child { padding-bottom: 0; }
.no {
  position: absolute; left: 0; top: 0; width: 32px; height: 32px; border-radius: 50%;
  border: 1px solid var(--ciano-escuro); background: var(--papel); color: var(--ciano-escuro);
  display: grid; place-items: center; font-size: 15px;
}
.no { z-index: 1; transition: background-color .4s, color .4s, border-color .4s; }
.trilha li:last-child .no { border-color: var(--ouro-escuro); color: var(--ouro-escuro); }
.trilha li.aceso .no { background: var(--ciano-escuro); color: var(--papel); }
.trilha li.aceso:last-child .no { background: var(--ouro-escuro); border-color: var(--ouro-escuro); color: var(--papel); }

/* Fundo sutil da seção de atendimento: tom levemente mais quente + pontos só nas margens laterais (nunca sob o texto) */
.secao--como { background: #F6F2E8; }
.secao--como::after {
  --margem: max(var(--gutter), calc((100% - var(--container)) / 2));
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: radial-gradient(rgba(1, 39, 42, .16) 1px, transparent 1.4px);
  background-size: 22px 22px;
  -webkit-mask-image: linear-gradient(90deg, #000, #000 calc(var(--margem) - 28px), transparent calc(var(--margem) - 8px), transparent calc(100% - var(--margem) + 8px), #000 calc(100% - var(--margem) + 28px));
  mask-image: linear-gradient(90deg, #000, #000 calc(var(--margem) - 28px), transparent calc(var(--margem) - 8px), transparent calc(100% - var(--margem) + 8px), #000 calc(100% - var(--margem) + 28px));
}
.secao--como > .container { position: relative; z-index: 1; }

/* Divisor de circuito entre Atendimento e Quem somos */
.divisor-secao { display: flex; align-items: center; height: 24px; transform: translateY(-12px); }
.ds-linha { flex: 1; height: 1px; background: var(--ouro-escuro); opacity: .45; transform: scaleX(0); transform-origin: left; transition: transform 1.2s cubic-bezier(.6, .1, .3, 1); }
.ds-linha--fim { transform-origin: left; transition-delay: .9s; }
.ds-degrau { width: 72px; height: 24px; flex: none; overflow: visible; }
.ds-degrau path { fill: none; stroke: var(--ouro-escuro); stroke-width: 1.2; opacity: .7; stroke-dasharray: 1; stroke-dashoffset: 1; transition: stroke-dashoffset .5s linear .75s; }
.ds-degrau circle { fill: var(--ciano-escuro); opacity: 0; transition: opacity .4s 1.1s; }
.ds-ponto { width: 6px; height: 6px; border-radius: 50%; background: var(--ciano-escuro); opacity: 0; transition: opacity .4s 2s; flex: none; }
.divisor-secao.visivel .ds-linha { transform: scaleX(1); }
.divisor-secao.visivel .ds-degrau path { stroke-dashoffset: 0; }
.divisor-secao.visivel .ds-degrau circle, .divisor-secao.visivel .ds-ponto { opacity: 1; }
.trilha h3 { font-size: 1.3rem; margin: 2px 0 8px; }
.trilha p { color: var(--grafite); }

/* ---------- Quem somos ---------- */
.secao--quem { padding-top: 0; padding-bottom: var(--secao); }
.quem-topo { display: grid; gap: 24px; margin-bottom: 56px; padding-top: calc(var(--secao) * .7); }
.quem-texto { font-size: 1.15em; line-height: 1.55; max-width: 30em; color: var(--tinta); }
@media (min-width: 1024px) { .quem-topo { grid-template-columns: 5fr 7fr; gap: 96px; align-items: end; margin-bottom: 72px; } }
.socias {
  display: grid; grid-auto-flow: column; grid-auto-columns: 78%; gap: 16px;
  overflow-x: auto; scroll-snap-type: x mandatory; scroll-padding-inline: var(--gutter);
  margin: 0 calc(-1 * var(--gutter)); padding: 0 var(--gutter) 8px;
  scrollbar-width: none;
}
.socias::-webkit-scrollbar { display: none; }
@media (min-width: 768px) { .socias { grid-auto-flow: row; grid-template-columns: repeat(2, minmax(0, 360px)); overflow: visible; margin: 0; padding: 0; gap: 24px; } }
@media (min-width: 1024px) { .socias { padding-left: calc(100% / 12 * 5 + 96px * 5 / 12); } }
.socia { scroll-snap-align: start; background: var(--branco); border: 1px solid var(--linha-clara); padding: 16px 16px 24px; }
.socia-foto { aspect-ratio: 4 / 5; margin: 0 0 20px; overflow: hidden; background: var(--papel); }
.socia-foto img { width: 100%; height: 100%; object-fit: cover; }
.socia h3 { font-size: 1.35rem; margin-bottom: 4px; }
.socia p { color: var(--grafite); font-size: .92em; }
.socia .pendente, .socia .oab { font-size: 12px; letter-spacing: .1em; text-transform: uppercase; margin-top: 10px; }
.socia .socia-bio { margin-top: 14px; font-size: .9em; line-height: 1.6; color: var(--grafite); }
.socia .oab { margin-top: 4px; color: var(--ciano-escuro); }

/* ---------- Contato ---------- */
.contato { position: relative; background: var(--petroleo); color: var(--marfim); padding: 72px 0; }
@media (min-width: 1024px) { .contato { padding: 112px 0; } }
.contato-circuito { bottom: 0; right: 0; top: auto; transform: rotate(180deg); opacity: .6; }
.contato-grade { position: relative; display: grid; gap: 48px; }
.contato-texto { padding-top: 0; }
.contato-texto .intro { color: rgba(240, 232, 218, .78); }
.canais { list-style: none; margin: 40px 0 0; padding: 0; border-top: 1px solid var(--linha-escura); }
.canais li { display: grid; gap: 2px; padding: 16px 0; border-bottom: 1px solid var(--linha-escura); }
.canal-rotulo { font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--salvia); }
.canais a { text-decoration: none; overflow-wrap: anywhere; }
.canais a:hover { color: var(--ouro-claro); }

.form-cartao { background: var(--branco); color: var(--tinta); padding: 28px 20px 32px; box-shadow: var(--sombra); border-radius: 2px; }
@media (min-width: 768px) { .form-cartao { padding: 40px; } }
@media (min-width: 1024px) {
  .contato-grade { grid-template-columns: 5fr 6fr; gap: 80px; align-items: center; }

  .form-cartao { padding: 48px; }
}

.form { display: grid; gap: 20px; }
.campo-duplo { display: grid; gap: 20px; }
@media (min-width: 768px) { .campo-duplo { grid-template-columns: 1fr 1fr; } }
.campo label { display: block; font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--grafite); margin-bottom: 8px; }
.campo input, .campo select, .campo textarea {
  width: 100%; font: inherit; font-size: 16px; color: var(--tinta);
  background: var(--papel); border: 1px solid var(--linha-clara); border-radius: 2px;
  padding: 13px 14px; min-height: 50px; transition: border-color .2s, background-color .2s;
}
.campo select { appearance: none; -webkit-appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--tinta) 50%), linear-gradient(135deg, var(--tinta) 50%, transparent 50%); background-position: calc(100% - 20px) 50%, calc(100% - 15px) 50%; background-size: 5px 5px; background-repeat: no-repeat; padding-right: 40px; }
.campo textarea { resize: vertical; min-height: 120px; }
.campo input:focus, .campo select:focus, .campo textarea:focus { outline: none; border-color: var(--ciano-escuro); background: var(--branco); box-shadow: 0 0 0 3px rgba(0, 117, 112, .15); }
.campo ::placeholder { color: #7A8988; }
.msg-erro { display: none; color: var(--erro-claro); font-size: 14px; margin-top: 6px; }
.campo.invalido .msg-erro { display: block; }
.campo.invalido input, .campo.invalido select, .campo.invalido textarea { border-color: var(--erro-claro); }
.campo label.aceite { display: flex; gap: 12px; align-items: flex-start; text-transform: none; letter-spacing: 0; font-size: 15px; color: var(--grafite); cursor: pointer; }
.aceite input { width: 20px; height: 20px; min-height: 0; margin: 2px 0 0; flex: none; accent-color: var(--petroleo); }
.sigilo { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--grafite); }
.sigilo .icone { width: 20px; height: 20px; color: var(--ouro-escuro); margin-top: 2px; }

.confirmacao h3 { font-size: 1.6rem; }
.confirmacao:focus { outline: none; }
.protocolo { margin-top: 8px; color: var(--ciano-escuro); letter-spacing: .1em; text-transform: uppercase; font-size: 13px; }
.previa { margin: 24px 0; padding: 18px; background: var(--papel); border-left: 2px solid var(--ouro-escuro); font-size: 15px; color: var(--grafite); white-space: pre-line; }
.previa strong { display: block; font-weight: 500; font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--tinta); margin-bottom: 8px; }
.nota { font-size: 14px; color: var(--grafite); margin-top: 14px; }

/* ---------- Rodapé ---------- */
.rodape { background: var(--abismo); color: var(--marfim); padding: 72px 0 calc(32px + env(safe-area-inset-bottom)); }
.rodape-grade { display: grid; gap: 40px; padding-bottom: 48px; border-bottom: 1px solid var(--linha-escura); }
.rodape-marca img { width: 200px; height: auto; }
.redes { list-style: none; margin: 28px 0 0; padding: 0; display: flex; gap: 12px; }
.redes a {
  width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--linha-escura);
  display: grid; place-items: center; color: var(--ouro);
  transition: border-color .2s, color .2s, background-color .2s;
}
.redes a:hover { border-color: var(--ouro); color: var(--abismo); background: var(--ouro); }
.redes svg { width: 20px; height: 20px; }
.rede-cheio { fill: currentColor; }
.rede-linha { fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.rede-linha .ponto { fill: currentColor; stroke: none; }
.rodape dl { display: grid; gap: 32px; margin: 0; }
.rodape dt { font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--salvia); margin-bottom: 10px; }
.rodape dd { margin: 0; line-height: 1.9; overflow-wrap: anywhere; }
.rodape dd a { text-decoration: none; }
.rodape dd a:hover { color: var(--ouro-claro); }
.rodape-legal { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; padding-top: 24px; padding-right: 72px; font-size: 13px; color: var(--salvia); }
@media (min-width: 768px) { .rodape dl { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .rodape-grade { grid-template-columns: 5fr 7fr; } }

/* ---------- WhatsApp flutuante ---------- */
.flutuante {
  position: fixed; z-index: 25; right: 20px; bottom: calc(20px + env(safe-area-inset-bottom));
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--petroleo); color: var(--papel);
  display: grid; place-items: center;
  box-shadow: 0 10px 30px rgba(1, 39, 42, .28);
  transition: transform .2s var(--curva), background-color .2s;
}
.flutuante:hover { transform: translateY(-2px); background: var(--abismo); }
.flutuante svg { width: 26px; height: 26px; fill: currentColor; }
.flutuante::after { content: ""; position: absolute; inset: -6px; border-radius: 50%; border: 1px solid var(--ciano-escuro); opacity: 0; animation: onda 3s 3s ease-out 1; }
@keyframes onda { 0% { transform: scale(.9); opacity: .7; } 70%, 100% { transform: scale(1.35); opacity: 0; } }
@media (min-width: 1024px) { .flutuante { right: 32px; bottom: 32px; } }

/* ---------- Revelação ao rolar (conceito inspirado em techbyte-astro: desfoque + deslocamento + cascata) ----------
   data-revela="" (sobe) | "esquerda" | "direita" | "cortina" | "linha"; data-atraso="ms". */
:root { --revela-dur: 900ms; --revela-dist: 2rem; --revela-blur: 8px; --revela-curva: cubic-bezier(.22, 1, .36, 1); }
.js [data-revela] {
  opacity: 0;
  filter: blur(var(--revela-blur));
  transform: translate3d(0, var(--revela-dist), 0);
  transition:
    opacity var(--revela-dur) var(--revela-curva) var(--atraso, 0ms),
    transform var(--revela-dur) var(--revela-curva) var(--atraso, 0ms),
    filter var(--revela-dur) var(--revela-curva) var(--atraso, 0ms);
}
.js [data-revela="esquerda"] { transform: translate3d(calc(-1 * var(--revela-dist)), 0, 0); }
.js [data-revela="direita"] { transform: translate3d(var(--revela-dist), 0, 0); }
.js [data-revela]:not(.visivel) { will-change: opacity, transform, filter; }
.js [data-revela].visivel { opacity: 1; filter: none; transform: none; }
/* Painel: abre como uma cortina da esquerda para a direita, sem desfoque */
.js [data-revela="cortina"] { opacity: 1; filter: none; transform: none; }
/* Cobertura que desliza para a direita (não usa clip-path: um elemento recortado não é "visto" pelo IntersectionObserver). */
.js [data-revela="cortina"]::after { content: ""; position: absolute; inset: 0; z-index: 3; background: var(--papel); transform-origin: right center; transition: transform 1.2s var(--revela-curva) var(--atraso, 0ms); pointer-events: none; }
.js [data-revela="cortina"].visivel::after { transform: scaleX(0); }
/* Só dispara a animação interna (linhas que se desenham) */
.js [data-revela="linha"] { opacity: 1; filter: none; transform: none; }
/* Imagens: leve aproximação dentro da moldura */
.js [data-revela] img { transform: scale(1.08); transition: transform 1.6s var(--revela-curva) var(--atraso, 0ms); }
.js [data-revela].visivel img { transform: none; }
.js [data-revela].sem-transicao, .js [data-revela].sem-transicao img { transition: none; }
.js .rodape-marca[data-revela] img { transform: none; }

/* ---------- Movimento reduzido ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001s !important; animation-delay: 0s !important; animation-iteration-count: 1 !important; transition-duration: .001s !important; transition-delay: 0s !important; }
  .circuito .pulso, .flutuante::after { display: none; }
  .js [data-revela], .js [data-revela] img { transform: none !important; filter: none !important; }
  .js [data-revela="cortina"]::after { display: none; }
}

/* ---------- Aviso de Privacidade (rodapé) ---------- */
.rodape-legal a { color: inherit; text-decoration: underline; text-decoration-color: var(--linha-escura); text-underline-offset: 4px; }
.rodape-legal a:hover { color: var(--ouro-claro); }
.aviso-privacidade { margin-top: 24px; border-top: 1px solid var(--linha-escura); padding-top: 16px; color: var(--salvia); font-size: 14px; }
.aviso-privacidade summary { cursor: pointer; color: var(--marfim); font-size: 13px; letter-spacing: .12em; text-transform: uppercase; min-height: 44px; display: flex; align-items: center; }
.aviso-corpo { max-width: 52em; padding: 8px 0 8px; display: grid; gap: 12px; line-height: 1.65; }
.aviso-corpo strong { color: var(--marfim); font-weight: 500; }
.aviso-corpo a { color: var(--ouro-claro); }
.aviso-data { font-size: 12px; letter-spacing: .08em; }
.aceite a { color: var(--ciano-escuro); }