/* ==========================================================================
   Alpha Concept — folha de estilo
   Tokens derivados do logo real (design-system/tokens.md).
   Assinatura de forma: o ápice de 26° do brasão. Sem sombra difusa por padrão.
   ========================================================================== */

:root{
  /* ouro, amostrado do gradiente do brasão */
  --ouro-900:#8a5f1a; --ouro-700:#b8801f; --ouro-500:#c48727;
  --ouro-400:#d7a527; --ouro-300:#ecc728;

  /* grafite quente, amostrado do "A" e da assinatura */
  --grafite-950:#1c1a17; --grafite-900:#25221e; --grafite-800:#332f29;
  --grafite-600:#585146; --grafite-400:#847a6f; --grafite-200:#b2a79d;
  --grafite-100:#d4cac0;

  /* papel */
  --areia-50:#f7f4f0; --areia-100:#efeae3; --branco:#fff;

  /* semânticos */
  --bg:var(--areia-50);        --bg-dark:var(--grafite-950);
  --surface:var(--branco);     --surface-dark:var(--grafite-800);
  --text:var(--grafite-900);   --text-on-dark:#f2ede6;
  --text-muted:#5d564c;        --muted-on-dark:var(--grafite-200);
  --rule:#ddd4c9;              --rule-dark:#3d3830;
  --accent:var(--ouro-500);    --accent-on-dark:var(--ouro-400);
  --accent-ink:var(--ouro-900);

  --ff-display:"Sora","Segoe UI",system-ui,sans-serif;
  --ff-body:"Instrument Sans","Segoe UI",system-ui,sans-serif;
  --ff-mono:"JetBrains Mono",ui-monospace,"Cascadia Mono",monospace;

  --fs-hero:clamp(2rem,4.6vw,3.45rem);
  --fs-h2:clamp(1.7rem,3.1vw,2.55rem);
  --fs-h3:clamp(1.15rem,1.6vw,1.4rem);
  --fs-lede:clamp(1.02rem,1.35vw,1.18rem);
  --fs-rotulo:.82rem;

  --sec-y:clamp(64px,9vw,128px);
  --header-h:78px;

  --e:cubic-bezier(.16,.84,.28,1);
  --e2:cubic-bezier(.4,0,.2,1);
}

*,*::before,*::after{box-sizing:border-box}

html{
  /* Arquitetura A do sistema de movimento: as âncoras ficam com o motor (app.js),
     que já desconta o header. `smooth` aqui brigaria com o lerp. */
  scroll-behavior:auto;
  scroll-padding-top:calc(var(--header-h) + 12px);
  overflow-x:clip;
  -webkit-text-size-adjust:100%;
}


body{
  margin:0; background:var(--bg); color:var(--text);
  font:400 1rem/1.7 var(--ff-body);
  overflow-x:clip;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;height:auto;display:block}
a{color:inherit}
button{font:inherit;color:inherit}

:focus-visible{
  outline:3px solid var(--ouro-400);
  outline-offset:3px;
}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (max-width:560px){ .container{padding:0 20px} }

.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;
}
.skip-link{
  position:absolute;left:16px;top:-60px;z-index:200;
  background:var(--ouro-300);color:var(--grafite-950);
  padding:12px 18px;font-weight:600;transition:top .2s var(--e2);
}
.skip-link:focus{top:12px}

/* ---------- tipografia ---------- */
h1,h2,h3{font-family:var(--ff-display);font-weight:600;margin:0;text-wrap:balance}
h1{font-size:var(--fs-hero);font-weight:700;line-height:1.02;letter-spacing:-.03em}
h2{font-size:var(--fs-h2);line-height:1.08;letter-spacing:-.02em}
h3{font-size:var(--fs-h3);line-height:1.25;letter-spacing:-.01em}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}

.lede{font-size:var(--fs-lede);line-height:1.65;color:var(--text-muted)}
.bg-dark .lede,.hero .lede,.cta .lede,.page-head .lede{color:var(--muted-on-dark)}

strong{font-weight:600;color:var(--text)}
.bg-dark strong,.hero strong,.cta strong,.page-head strong,
.bg-dark .lede strong,.hero .lede strong,.cta .lede strong,.page-head .lede strong{color:var(--text-on-dark)}
.bg-light strong,.bg-paper strong,.prose strong,
.bg-light .lede strong,.bg-paper .lede strong{color:var(--text)}

/* rótulo de seção: marcador é um SVG de ápice, nunca ::before */
.rotulo{
  display:flex;align-items:center;gap:9px;
  font-family:var(--ff-mono);font-size:var(--fs-rotulo);font-weight:500;
  letter-spacing:.16em;text-transform:uppercase;
  color:var(--accent-ink);margin:0 0 18px;
}
.bg-dark .rotulo,.hero .rotulo,.cta .rotulo,.page-head .rotulo{color:var(--accent-on-dark)}
.rotulo svg{flex:none;width:13px;height:11px}
.rotulo--center{justify-content:center}

.section-head{max-width:760px}
.section-head .lede{margin-top:16px}

/* ---------- botões ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:15px 26px;border:0;border-radius:0;
  font-family:var(--ff-body);font-weight:600;font-size:.97rem;
  text-decoration:none;cursor:pointer;
  transition:background .25s var(--e2),transform .25s var(--e2),color .25s var(--e2);
}
.btn svg{flex:none;transition:transform .3s var(--e)}
.btn:hover svg{transform:translateX(4px)}
.btn:active{transform:scale(.978)}

.btn--gold{background:var(--ouro-400);color:var(--grafite-950)}
.btn--gold:hover{background:var(--ouro-300)}

.btn--ink{background:var(--grafite-900);color:var(--areia-50)}
.btn--ink:hover{background:var(--grafite-800)}

.btn--outline{
  background:transparent;color:var(--text);
  box-shadow:inset 0 0 0 1.5px var(--grafite-400);
}
.btn--outline:hover{background:var(--grafite-900);color:var(--areia-50);box-shadow:inset 0 0 0 1.5px var(--grafite-900)}

.btn--outline-dark{
  background:transparent;color:var(--text-on-dark);
  box-shadow:inset 0 0 0 1.5px var(--grafite-600);
}
.btn--outline-dark:hover{background:var(--areia-50);color:var(--grafite-950);box-shadow:inset 0 0 0 1.5px var(--areia-50)}

.btn--lg{padding:18px 32px;font-size:1.03rem}

/* ==========================================================================
   Header
   ========================================================================== */
.header{
  position:fixed;inset:0 0 auto;z-index:100;
  background:rgba(28,26,23,.92);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:transform .45s var(--e2),padding .35s var(--e2),background .35s var(--e2);
}
.header__inner{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  height:var(--header-h);transition:height .35s var(--e2);
}
.header[data-solid="true"]{background:rgba(28,26,23,.97)}
.header[data-solid="true"] .header__inner{height:62px}
.header[data-hidden="true"]{transform:translateY(-100%)}

.brand{position:relative;display:block;line-height:0;text-decoration:none;flex:none;
  width:100px;height:60px;transition:width .35s var(--e2),height .35s var(--e2)}
.brand img{position:absolute;top:0;left:0;height:100%;width:auto;max-width:none;transition:opacity .3s var(--e2)}
.brand__full{opacity:1}
.brand__mark{opacity:0}
.header[data-solid="true"] .brand{width:57px;height:50px}
.header[data-solid="true"] .brand__full{opacity:0}
.header[data-solid="true"] .brand__mark{opacity:1}

.nav{display:flex;align-items:center;gap:30px}
.nav a{
  position:relative;text-decoration:none;color:var(--muted-on-dark);
  font-size:.94rem;font-weight:500;padding:6px 0;
  transition:color .25s var(--e2);
}
.nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--ouro-400);transform:scaleX(0);transform-origin:left;
  transition:transform .35s var(--e);
}
.nav a:hover,.nav a[aria-current="true"]{color:var(--text-on-dark)}
.nav a:hover::after,.nav a[aria-current="true"]::after{transform:scaleX(1)}

.header .btn--gold{padding:12px 20px;font-size:.9rem}

.burger{
  display:none;width:46px;height:46px;background:transparent;border:0;
  cursor:pointer;padding:0;place-items:center;
}
.burger span{
  display:block;width:24px;height:2px;background:var(--text-on-dark);
  margin:5px auto;transition:transform .35s var(--e),opacity .2s var(--e2);
}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* off-canvas */
.drawer{
  position:fixed;inset:0 0 0 auto;width:min(360px,86vw);z-index:99;
  visibility:hidden;
  background:var(--grafite-900);
  transform:translateX(100%);transition:transform .5s var(--e),visibility .5s;
  display:flex;flex-direction:column;gap:4px;
  padding:calc(var(--header-h) + 32px) 32px 32px;
  overflow-y:auto;
}
.drawer.open{transform:translateX(0);visibility:visible}
.drawer a{
  text-decoration:none;color:var(--text-on-dark);
  font-family:var(--ff-display);font-size:1.32rem;font-weight:600;
  padding:14px 0;border-bottom:1px solid var(--rule-dark);
}
.drawer .btn{margin-top:26px;justify-content:center}
.scrim{
  position:fixed;inset:0;z-index:98;background:rgba(20,18,16,.55);
  opacity:0;pointer-events:none;transition:opacity .4s var(--e2);
}
.scrim.open{opacity:1;pointer-events:auto}

@media (max-width:980px){
  .nav,.header .btn--gold{display:none}
  .burger{display:grid}
}

/* ==========================================================================
   Hero — foto full-bleed + slab grafite sobreposto com recorte de ápice
   ========================================================================== */
.hero{
  position:relative;padding-top:var(--header-h);background:var(--grafite-950);
  min-height:100svh;display:flex;flex-direction:column;
}
.hero__media{
  position:relative;overflow:hidden;
  flex:1 1 auto;                       /* absorve a folga da tela */
  min-height:clamp(230px,31vh,440px);  /* celular: foto maior sem tirar o CTA da dobra */
  max-height:700px;
}
@media (min-width:561px) and (max-width:900px){
  .hero__media{min-height:clamp(300px,40vh,560px)}  /* tablet: sobra altura, foto generosa */
}
.hero__media img{
  position:absolute;left:0;top:-6%;
  width:100%;height:112%;object-fit:cover;
  will-change:transform;
}
/* carrossel do hero: 3 imagens em crossfade (JS alterna a ativa) */
.hero__slide{opacity:0;transition:opacity 1.1s var(--e2)}
.hero__slide.is-active{opacity:1}
@media (prefers-reduced-motion:reduce){ .hero__slide{transition:none} }
.hero__media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(28,26,23,.62) 0%,rgba(28,26,23,.12) 42%,rgba(28,26,23,.30) 100%);
}

.hero__body{position:relative;flex:0 0 auto;color:var(--text-on-dark)}
.hero__body .container{position:relative;z-index:2}
.hero__slab{
  position:relative;margin-top:clamp(-104px,-8vw,-48px);
  background:var(--grafite-950);
  /* recorte de ápice de 26°, a assinatura do brasão */
  clip-path:polygon(0 58px,80px 0,100% 0,100% 100%,0 100%);
  padding:clamp(26px,3vw,42px) clamp(26px,4vw,58px) clamp(24px,2.6vw,34px);
  max-width:min(900px,100%);
}
.hero h1{max-width:21ch;margin-bottom:14px}
.hero .lede{max-width:56ch;margin-bottom:18px}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}

@media (max-height:760px) and (min-width:761px){
  .hero__media{min-height:210px;max-height:420px}
}
/* telefones de tela baixa (iPhone SE e afins): o CTA principal tem que caber
   na primeira tela, então a foto encolhe e o título fecha o corpo. */
@media (max-width:760px) and (max-height:760px){
  .hero__media{min-height:180px}
  .hero__slab{padding-top:26px;padding-bottom:24px}
  .hero h1{font-size:1.78rem;margin-bottom:14px}
  .hero .lede{font-size:.97rem;margin-bottom:20px}
}
@media (max-width:560px){
  /* o botão secundário repete o que o menu e o ticker já oferecem;
     abaixo de 560px ele só empurra o CTA principal para fora da dobra */
  .hero__actions .btn--outline-dark{display:none}
  .hero__actions .btn--lg{width:100%;justify-content:center}
}

@media (max-width:760px){
  .hero__slab{clip-path:polygon(0 30px,42px 0,100% 0,100% 100%,0 100%)}
}

/* Desktop: a foto ocupa o hero inteiro e um slab compacto pousa sobre ela no
   canto inferior esquerdo, cobrindo o mínimo da imagem. Véu leve, só nas
   bordas, para a foto aparecer limpa. Vem depois das regras de altura baixa
   para anular o max-height delas. */
@media (min-width:901px){
  .hero{justify-content:flex-end}
  .hero__media{position:absolute;inset:var(--header-h) 0 0 0;min-height:0;max-height:none}
  .hero__media::after{
    background:linear-gradient(180deg,rgba(28,26,23,.18) 0%,rgba(28,26,23,0) 22%,rgba(28,26,23,0) 72%,rgba(28,26,23,.22) 100%);
  }
  .hero__slab{
    margin-top:0;max-width:min(720px,100%);
    padding:clamp(26px,2.6vw,38px) clamp(26px,3vw,44px) clamp(24px,2.4vw,32px);
  }
  .hero h1{font-size:clamp(2.1rem,2.9vw,2.75rem);max-width:none}
  .hero .lede{font-size:1.04rem;max-width:none}
}

/* ==========================================================================
   Ticker
   ========================================================================== */
.ticker{
  background:var(--ouro-400);color:var(--grafite-950);
  overflow:hidden;padding:13px 0;border-block:1px solid rgba(28,26,23,.14);
}
.ticker__track{display:flex;width:max-content;animation:ticker 46s linear infinite}
.ticker:hover .ticker__track{animation-play-state:paused}
.ticker span{
  font-family:var(--ff-mono);font-size:.79rem;font-weight:500;
  letter-spacing:.14em;text-transform:uppercase;
  padding:0 26px;white-space:nowrap;display:inline-flex;align-items:center;gap:26px;
}
.ticker span::after{content:"";width:7px;height:7px;background:var(--grafite-950);transform:rotate(45deg)}
@keyframes ticker{to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){ .ticker__track{animation:none} }

/* ==========================================================================
   Seções genéricas
   ========================================================================== */
.section{padding:var(--sec-y) 0}
.bg-light{background:var(--bg);color:var(--text)}
.bg-paper{background:var(--areia-100);color:var(--text)}
.bg-dark{background:var(--grafite-950);color:var(--text-on-dark)}
.bg-dark h2,.bg-dark h3{color:var(--text-on-dark)}

/* split imagem + texto */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,72px);align-items:center}
.split--flip .split__media{order:2}
.split__media{position:relative;overflow:hidden;aspect-ratio:5/6}
.split__media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 38%}
.split__text h2{margin-bottom:20px}

.fact-list{list-style:none;margin:28px 0 0;padding:0;display:grid;gap:0}
.fact-list li{
  display:flex;gap:14px;align-items:flex-start;
  padding:15px 0;border-top:1px solid var(--rule);
  font-size:.97rem;
}
.bg-dark .fact-list li{border-top-color:var(--rule-dark)}
.fact-list li:last-child{border-bottom:1px solid var(--rule)}
.bg-dark .fact-list li:last-child{border-bottom-color:var(--rule-dark)}
.fact-list svg{flex:none;margin-top:5px;width:13px;height:11px;color:var(--accent-ink)}
.bg-dark .fact-list svg{color:var(--accent-on-dark)}

@media (max-width:900px){
  .split{grid-template-columns:1fr;gap:32px}
  .split__media{aspect-ratio:4/3}
  .split--flip .split__media{order:0}
}

/* ==========================================================================
   Faixa de foto full-bleed com parallax
   ========================================================================== */
.band{position:relative;overflow:hidden;min-height:clamp(300px,46vh,500px);display:flex;align-items:center}
.band__bg{position:absolute;inset:-12% 0;}
.band__bg img{width:100%;height:100%;object-fit:cover;object-position:50% 58%;will-change:transform}
.band::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(90deg,rgba(20,18,16,.86) 0%,rgba(20,18,16,.72) 38%,rgba(20,18,16,.42) 100%),
    rgba(28,26,23,.30);
}
@media (max-width:760px){
  .band::after{background:rgba(20,18,16,.72)}
}
.band__text{
  position:relative;z-index:2;color:#fff;
  font-family:var(--ff-display);font-weight:600;
  font-size:clamp(1.35rem,2.7vw,2.15rem);line-height:1.26;letter-spacing:-.02em;
  width:100%;max-width:1200px;margin:0 auto;padding:48px 24px;text-align:left;
}
.band__text span{display:block;max-width:22ch}
.band__text::after{
  content:"";display:block;width:64px;height:3px;background:var(--ouro-400);margin-top:26px;
}
@media (max-width:560px){ .band__text{padding:40px 20px} }

/* ==========================================================================
   Modalidades — dupla assimétrica full-bleed, paletas opostas
   ========================================================================== */
.duo{display:grid;grid-template-columns:56fr 44fr}
.duo__card{
  position:relative;overflow:hidden;
  padding:clamp(40px,4.4vw,72px) clamp(28px,3.4vw,60px);
  display:flex;flex-direction:column;justify-content:flex-end;
  min-height:clamp(420px,52vw,560px);
}
.duo__card--dark{background:var(--grafite-900);color:var(--text-on-dark)}
.duo__card--light{background:var(--areia-100);color:var(--text)}
.duo__card--dark::before{
  content:"";position:absolute;inset:0;
  background:url("/assets/img/band-obra.webp") center/cover no-repeat;
  opacity:.16;filter:grayscale(1) contrast(1.1);
  mix-blend-mode:luminosity;
}
.duo__card > *{position:relative;z-index:2}
.duo__num{
  font-family:var(--ff-mono);font-size:.88rem;letter-spacing:.18em;
  color:var(--accent-on-dark);margin-bottom:auto;padding-bottom:34px;
}
.duo__card--light .duo__num{color:var(--accent-ink)}
.duo__card h3{font-size:clamp(1.5rem,2.6vw,2.1rem);margin-bottom:16px;letter-spacing:-.02em}
.duo__card p{max-width:46ch;color:var(--muted-on-dark)}
.duo__card--light p{color:var(--text-muted)}
.duo__list{list-style:none;margin:26px 0 0;padding:0;display:grid;gap:0}
.duo__list li{
  padding:12px 0;border-top:1px solid var(--rule-dark);
  font-size:.93rem;display:flex;gap:12px;align-items:flex-start;
}
.duo__card--light .duo__list li{border-top-color:var(--rule)}
.duo__list svg{flex:none;margin-top:5px;width:12px;height:10px;color:var(--accent-on-dark)}
.duo__card--light .duo__list svg{color:var(--accent-ink)}

@media (max-width:900px){ .duo{grid-template-columns:1fr} }

/* ==========================================================================
   Método — lista editorial sem cartão
   ========================================================================== */
.steps-ed{list-style:none;margin:30px 0 0;padding:0;counter-reset:s}
.steps-ed li{
  counter-increment:s;position:relative;
  padding:20px 0 20px 62px;border-top:1px solid var(--rule);
  font-weight:500;
}
.bg-dark .steps-ed li{border-top-color:var(--rule-dark)}
.steps-ed li:last-child{border-bottom:1px solid var(--rule)}
.bg-dark .steps-ed li:last-child{border-bottom-color:var(--rule-dark)}
.steps-ed li::before{
  content:counter(s,decimal-leading-zero);
  position:absolute;left:0;top:19px;
  font-family:var(--ff-mono);font-size:.82rem;font-weight:500;
  color:var(--accent-ink);letter-spacing:.06em;
}
.bg-dark .steps-ed li::before{color:var(--accent-on-dark)}

/* ==========================================================================
   Frentes de execução — grade 3/2/1 com galeria
   ========================================================================== */
.grid-frentes{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:clamp(18px,2vw,28px);margin-top:clamp(38px,4.5vw,60px);
}
.frente{
  position:relative;
  background:var(--surface);border:1px solid var(--rule);border-radius:2px;
  overflow:hidden;
  transition:border-color .35s var(--e2);
}
.frente:hover,.frente:focus-within{border-color:var(--grafite-400)}
.frente__trigger{
  position:absolute;inset:0;z-index:3;
  background:transparent;border:0;padding:0;cursor:pointer;
}
.frente__trigger:focus-visible{outline:3px solid var(--ouro-500);outline-offset:-3px}
.frente__fig{position:relative;overflow:hidden;aspect-ratio:4/5;background:var(--areia-100)}
.frente__fig img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .8s var(--e);
}
.frente:hover .frente__fig img{transform:scale(1.055)}
/* rampa de ápice em ouro que cresce no hover: a assinatura do brasão */
.frente__ramp{
  position:absolute;left:0;bottom:0;width:100%;height:38px;
  background:var(--ouro-400);
  clip-path:polygon(0 100%,0 100%,0 100%);
  transition:clip-path .55s var(--e);
  pointer-events:none;
}
.frente:hover .frente__ramp,.frente:focus-within .frente__ramp{
  clip-path:polygon(0 100%,100% 0,100% 100%);
}
.frente__zoom{
  position:absolute;top:14px;right:14px;width:38px;height:38px;
  display:grid;place-items:center;background:rgba(28,26,23,.72);
  color:#fff;opacity:0;transform:translateY(-6px);
  transition:opacity .3s var(--e2),transform .3s var(--e);
}
.frente:hover .frente__zoom,.frente:focus-within .frente__zoom{opacity:1;transform:translateY(0)}
.frente{display:flex;flex-direction:column}
.frente__body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.frente small{margin-top:auto;padding-top:4px}
.frente__over{
  font-family:var(--ff-mono);font-size:.79rem;letter-spacing:.15em;
  text-transform:uppercase;color:var(--accent-ink);margin-bottom:9px;display:block;
}
.frente h3{margin-bottom:9px}
.frente p{font-size:.92rem;color:var(--text-muted);margin-bottom:14px}
.frente small{
  font-family:var(--ff-mono);font-size:.72rem;letter-spacing:.08em;
  color:#6d655a;
}
@media (max-width:900px){ .grid-frentes{grid-template-columns:repeat(2,1fr)} }
@media (max-width:560px){ .grid-frentes{grid-template-columns:1fr} }

/* ==========================================================================
   Faixa de fatos
   ========================================================================== */
.fatos{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--rule-dark)}
.fatos div{padding:clamp(26px,3vw,40px) 24px clamp(26px,3vw,40px) 0;border-right:1px solid var(--rule-dark)}
.fatos div + div{padding-left:24px}
.fatos div:last-child{border-right:0}
.fatos b{
  display:block;font-family:var(--ff-display);font-weight:600;
  font-size:clamp(1.02rem,1.42vw,1.28rem);letter-spacing:-.015em;line-height:1.25;
  text-wrap:balance;color:var(--ouro-400);margin-bottom:10px;min-height:2.5em;
  display:flex;align-items:flex-end;
}
.fatos span{font-size:.88rem;line-height:1.5;color:var(--muted-on-dark);display:block}
@media (max-width:900px){
  .fatos{grid-template-columns:repeat(2,1fr)}
  .fatos div:nth-child(2){border-right:0}
  .fatos div:nth-child(-n+2){border-bottom:1px solid var(--rule-dark)}
}
@media (max-width:560px){
  .fatos{grid-template-columns:1fr}
  .fatos div{border-right:0;border-bottom:1px solid var(--rule-dark);padding:22px 0}
  .fatos div + div{padding-left:0}
  .fatos b{min-height:0}
  .fatos div:last-child{border-bottom:0}
}

/* ==========================================================================
   Atuação
   ========================================================================== */
.atuacao{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(32px,5vw,72px);align-items:start}
.cidades{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:0}
.cidades li{
  padding:16px 8px 16px 0;border-top:1px solid var(--rule);
  font-family:var(--ff-display);font-weight:600;font-size:1.02rem;
  display:flex;align-items:center;gap:11px;
}
.cidades svg{flex:none;width:12px;height:10px;color:var(--accent-ink)}
@media (max-width:900px){ .atuacao{grid-template-columns:1fr} }
@media (max-width:420px){ .cidades{grid-template-columns:1fr} }

/* ==========================================================================
   FAQ
   ========================================================================== */
.faq{margin:clamp(34px,4vw,52px) 0 0}
.faq details{border-top:1px solid var(--rule)}
.faq details:last-of-type{border-bottom:1px solid var(--rule)}
.faq summary{
  list-style:none;cursor:pointer;padding:22px 46px 22px 0;position:relative;
  font-family:var(--ff-display);font-weight:600;font-size:1.06rem;line-height:1.35;
  letter-spacing:-.01em;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"";position:absolute;right:8px;top:29px;
  width:11px;height:11px;border-right:2px solid var(--accent-ink);
  border-bottom:2px solid var(--accent-ink);
  transform:rotate(45deg);transition:transform .35s var(--e);
}
.faq details[open] summary::after{transform:rotate(-135deg)}
.faq .faq__a{padding:0 40px 24px 0;color:var(--text-muted);max-width:70ch}

/* ==========================================================================
   CTA final — escada ascendente de 3 degraus
   ========================================================================== */
.cta{background:var(--grafite-950);color:var(--text-on-dark)}
.cta__head{max-width:640px}
.escada{
  --gap:clamp(16px,2vw,26px);
  --degrau:clamp(16px,2vw,26px);
  position:relative;
  display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);
  margin:clamp(40px,5vw,68px) 0 clamp(36px,4vw,52px);align-items:end;
}
.degrau{
  position:relative;background:var(--grafite-800);
  padding:clamp(24px,2.6vw,34px);
}
/* Escada: cada degrau sobe um passo, ecoando a rampa do brasão.
   `nth-of-type` e não `nth-child`: o contador precisa ignorar elementos
   que não sejam <article> dentro da escada. */
.escada .degrau:nth-of-type(1){margin-bottom:0}
.escada .degrau:nth-of-type(2){margin-bottom:var(--degrau)}
.escada .degrau:nth-of-type(3){margin-bottom:calc(var(--degrau) * 2)}

/* filete que desenha: o rasgo de cada degrau + o cotovelo que liga um ao outro */
.degrau::after{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;
  background:var(--ouro-400);transform-origin:left;
}
.degrau:nth-of-type(n+2)::before{
  content:"";position:absolute;
  left:calc(-1 * var(--gap));top:0;
  width:var(--gap);height:var(--degrau);
  border-bottom:2px solid var(--ouro-400);
  border-right:2px solid var(--ouro-400);
}
@media (prefers-reduced-motion:no-preference){
  html[data-motion] .degrau::after{transform:scaleX(0);transition:transform .6s var(--e)}
  html[data-motion] .degrau:nth-of-type(n+2)::before{
    clip-path:inset(0 100% 0 0);transition:clip-path .34s linear;
  }
  html[data-motion] .escada[data-in] .degrau::after{transform:scaleX(1)}
  html[data-motion] .escada[data-in] .degrau:nth-of-type(1)::after{transition-delay:.10s}
  html[data-motion] .escada[data-in] .degrau:nth-of-type(2)::before{transition-delay:.70s}
  html[data-motion] .escada[data-in] .degrau:nth-of-type(2)::after{transition-delay:1.04s}
  html[data-motion] .escada[data-in] .degrau:nth-of-type(3)::before{transition-delay:1.64s}
  html[data-motion] .escada[data-in] .degrau:nth-of-type(3)::after{transition-delay:1.98s}
  html[data-motion] .escada[data-in] .degrau:nth-of-type(n+2)::before{clip-path:inset(0 0 0 0)}
}
.degrau__n{
  font-family:var(--ff-mono);font-size:.86rem;font-weight:500;letter-spacing:.18em;
  color:var(--ouro-400);display:block;margin-bottom:14px;
}
.degrau p{font-size:.96rem;color:var(--muted-on-dark)}
.degrau p strong{display:block;color:var(--text-on-dark);font-weight:600;margin-bottom:6px}

.cta__foot{display:flex;flex-wrap:wrap;gap:20px;align-items:center}
.cta__foot small{color:var(--muted-on-dark);font-size:.9rem}

@media (max-width:900px){
  .escada{grid-template-columns:1fr;gap:14px}
  .escada .degrau:nth-of-type(2),.escada .degrau:nth-of-type(3){margin-bottom:0}
  .escada .degrau:nth-of-type(2){margin-left:clamp(0px,4vw,32px)}
  .escada .degrau:nth-of-type(3){margin-left:clamp(0px,8vw,64px)}
  .degrau:nth-of-type(n+2)::before{display:none}
}
@media (max-width:560px){
  .escada .degrau:nth-of-type(2),.escada .degrau:nth-of-type(3){margin-left:0}
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer{background:var(--grafite-900);color:var(--muted-on-dark);padding:clamp(52px,6vw,80px) 0 0}
.footer__grid{
  display:grid;grid-template-columns:minmax(0,1.4fr) repeat(2,minmax(0,1fr));
  gap:clamp(28px,4vw,56px);padding-bottom:clamp(40px,4vw,56px);
}
.footer img{height:64px;width:auto;margin-bottom:22px}
.footer p{font-size:.93rem;max-width:38ch}
.footer .footer__h{
  font-family:var(--ff-mono);font-size:.78rem;font-weight:500;letter-spacing:.16em;
  text-transform:uppercase;color:var(--ouro-400);margin:0 0 16px;line-height:1.4;
}
.footer ul{list-style:none;margin:0;padding:0;display:grid;gap:11px}
.footer a{text-decoration:none;font-size:.93rem;transition:color .25s var(--e2)}
.footer a:hover{color:var(--text-on-dark)}
.footer__bar{
  border-top:1px solid var(--rule-dark);padding:22px 0;
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;
  font-size:.84rem;
}
@media (max-width:760px){ .footer__grid{grid-template-columns:1fr} }

/* ==========================================================================
   Lightbox
   ========================================================================== */
.lb{
  position:fixed;inset:0;z-index:200;display:none;
  background:rgba(20,18,16,.95);
  align-items:center;justify-content:center;
}
.lb.open{display:flex}
.lb [hidden]{display:none!important}
.lb__img{max-width:min(1180px,92vw);max-height:82vh;object-fit:contain}
.lb__bar{
  position:absolute;left:0;right:0;bottom:0;padding:20px 24px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  color:var(--muted-on-dark);font-family:var(--ff-mono);font-size:.8rem;letter-spacing:.08em;
}
.lb__title{color:#fff;font-family:var(--ff-display);font-weight:600;letter-spacing:0}
.lb button{
  background:rgba(255,255,255,.1);border:0;color:#fff;cursor:pointer;
  width:52px;height:52px;display:grid;place-items:center;
  transition:background .25s var(--e2);
}
.lb button:hover{background:var(--ouro-400);color:var(--grafite-950)}
.lb__close{position:absolute;top:20px;right:20px}
.lb__prev{position:absolute;left:16px;top:50%;transform:translateY(-50%)}
.lb__next{position:absolute;right:16px;top:50%;transform:translateY(-50%)}
@media (max-width:560px){
  .lb__prev{left:8px} .lb__next{right:8px}
  .lb button{width:44px;height:44px}
  .lb__img{max-height:70vh}
}

/* ==========================================================================
   Banner de cookies (LGPD)
   ========================================================================== */
.cookies{
  position:fixed;left:0;right:0;bottom:0;z-index:150;
  background:var(--grafite-900);color:var(--text-on-dark);
  border-top:2px solid var(--ouro-400);
  padding:20px 0;transform:translateY(110%);
  transition:transform .55s var(--e);
}
.cookies.show{transform:translateY(0)}
.cookies__inner{display:flex;flex-wrap:wrap;gap:18px;align-items:center;justify-content:space-between}
.cookies p{font-size:.9rem;max-width:64ch;color:var(--muted-on-dark)}
.cookies a{color:var(--ouro-400)}
.cookies__acts{display:flex;gap:10px;flex:none}
.cookies .btn{padding:12px 20px;font-size:.9rem}
@media (max-width:560px){
  .cookies__acts{width:100%;flex-direction:column}
  .cookies .btn{justify-content:center}
}

/* ==========================================================================
   Páginas internas (privacidade, fornecedores)
   ========================================================================== */
.page-head{
  background:var(--grafite-950);color:var(--text-on-dark);
  padding:calc(var(--header-h) + clamp(48px,6vw,88px)) 0 clamp(48px,6vw,80px);
}
.page-head h1{font-size:clamp(2rem,4.6vw,3.2rem);max-width:20ch}
.prose{max-width:760px;padding:clamp(48px,6vw,88px) 0}
.prose h2{font-size:clamp(1.3rem,2.2vw,1.7rem);margin:44px 0 14px}
.prose h2:first-child{margin-top:0}
.prose ul{padding-left:22px}
.prose li{margin-bottom:8px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:28px}
.form-grid label{display:grid;gap:7px;font-size:.88rem;font-weight:500}
.form-grid .full{grid-column:1/-1}
.form-grid input,.form-grid select,.form-grid textarea{
  font:400 .97rem/1.5 var(--ff-body);padding:13px 14px;
  border:1px solid var(--rule);background:var(--surface);color:var(--text);border-radius:0;
}
.form-grid textarea{min-height:130px;resize:vertical}
.form-ok{
  margin:0 0 24px;padding:16px 18px;
  background:#eef3ea;border-left:3px solid #4a7a3a;color:#2c4423;
  font-weight:500;font-size:.95rem;
}
@media (max-width:640px){ .form-grid{grid-template-columns:1fr} }

/* ==========================================================================
   MOVIMENTO — reveals reversíveis ligados ao scroll
   Entram ao cruzar a borda da viewport, saem ao cruzar de volta.
   Tudo atrás do gate html[data-motion]: sem JS, a página é 100% legível.
   ========================================================================== */
@media (prefers-reduced-motion:no-preference){
  html[data-motion] [data-reveal]{
    opacity:0;
    transform:translateY(22px);
    filter:blur(4px);
    transition:
      opacity .82s var(--e) var(--rv-d,0ms),
      transform .82s var(--e) var(--rv-d,0ms),
      filter .82s var(--e) var(--rv-d,0ms);
    will-change:opacity,transform;
  }
  html[data-motion] [data-reveal="left"]{transform:translateX(-18px)}
  html[data-motion] [data-reveal="right"]{transform:translateX(18px)}
  html[data-motion] [data-reveal="soft"]{transform:none;filter:none}
  html[data-motion] [data-reveal="fig"]{transform:scale(.968);filter:blur(4px)}

  html[data-motion] [data-reveal][data-in]{
    opacity:1;transform:none;filter:none;
  }

  /* título dividido em palavras */
  html[data-motion] .w{display:inline-block;overflow:hidden;vertical-align:top}
  html[data-motion] .w i{
    display:inline-block;font-style:inherit;
    transform:translateY(106%);
    transition:transform .9s var(--e) var(--w-d,0ms);
  }
  html[data-motion] [data-in] .w i,
  html[data-motion] .w[data-in] i{transform:translateY(0)}
}

/* barra de leitura */
.progress{
  position:fixed;left:0;top:0;height:2px;z-index:120;
  background:linear-gradient(90deg,var(--ouro-500),var(--ouro-300));
  width:0;transform-origin:left;
}