/* ============================================================
   IG Engenharia e Gerenciamento — estilos do site
   Consome tokens.css (design system derivado do brand book)
   ============================================================ */

/* ---------- HEADER --------------------------------------- */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 90;
  height: var(--header-h);
  display: flex; align-items: center;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background var(--t-base) var(--ease), border-color var(--t-base) var(--ease), height var(--t-base) var(--ease);
}
.header.is-stuck {
  background: rgba(15, 23, 41, .94);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--line);
  height: 72px;
}
.header__inner { display: flex; align-items: center; justify-content: space-between; gap: var(--s-5); }
.header__logo { display: flex; align-items: center; flex: none; }
.header__logo img { height: 54px; width: auto; }
.header.is-stuck .header__logo img { height: 44px; }

.nav { display: flex; align-items: center; gap: var(--s-6); }
.nav a {
  font-size: var(--fs-sm);
  white-space: nowrap;
  color: var(--navy-200);
  position: relative;
  padding: 4px 0;
  transition: color var(--t-fast) var(--ease);
}
.nav a::after {
  content: ''; position: absolute; left: 0; bottom: 0;
  width: 100%; height: 1px; background: var(--accent);
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--t-base) var(--ease-out);
}
.nav a:hover { color: var(--text); }
.nav a:hover::after { transform: scaleX(1); }

.header__cta { flex: none; }
.burger {
  display: none;
  width: 44px; height: 44px;
  background: transparent; border: 1px solid var(--line-strong);
  border-radius: var(--r-sm);
  cursor: pointer;
  position: relative;
}
.burger span {
  position: absolute; left: 12px; width: 20px; height: 1.5px;
  background: var(--text);
  transition: transform var(--t-base) var(--ease), opacity var(--t-fast) var(--ease);
}
.burger span:nth-child(1) { top: 16px; }
.burger span:nth-child(2) { top: 21px; }
.burger span:nth-child(3) { top: 26px; }
.burger.is-open span:nth-child(1) { transform: translateY(5px) rotate(45deg); }
.burger.is-open span:nth-child(2) { opacity: 0; }
.burger.is-open span:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }

/* off-canvas */
.drawer {
  position: fixed; inset: 0 0 0 auto; z-index: 95;
  width: min(88vw, 380px);
  background: var(--navy-950);
  border-left: 1px solid var(--line);
  padding: calc(var(--header-h) + var(--s-6)) var(--s-6) var(--s-6);
  transform: translateX(100%);
  transition: transform var(--t-base) var(--ease-out);
  display: flex; flex-direction: column; gap: var(--s-4);
  overflow-y: auto;
}
.drawer.is-open { transform: none; }
.drawer a {
  font-family: var(--font-display); font-weight: var(--fw-light);
  font-size: 1.5rem; padding: var(--s-3) 0;
  border-bottom: 1px solid var(--line);
}
.drawer .btn { margin-top: var(--s-5); }
.scrim {
  position: fixed; inset: 0; z-index: 94;
  background: rgba(11, 17, 30, .7);
  opacity: 0; visibility: hidden;
  transition: opacity var(--t-base) var(--ease), visibility var(--t-base);
}
.scrim.is-open { opacity: 1; visibility: visible; }
body.is-locked { overflow: hidden; }

/* ---------- HERO ----------------------------------------- */
.hero {
  position: relative;
  min-height: 100vh; min-height: 100dvh;
  display: flex; align-items: flex-end;
  padding-bottom: clamp(64px, 9vh, 112px);
  overflow: hidden;
}
.hero__bg { position: absolute; inset: 0; z-index: 0; }
.hero__bg img { width: 100%; height: 100%; object-fit: cover; }
.hero__bg::after {
  content: ''; position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(11,17,30,.82) 0%, rgba(11,17,30,.42) 34%, rgba(11,17,30,.88) 100%),
    linear-gradient(90deg, rgba(24,33,56,.78) 0%, rgba(24,33,56,.24) 62%);
}
/* grão suave — disfarça a suavidade das fotos de origem */
.hero__grain {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  opacity: .05; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
}
.hero .container { position: relative; z-index: 2; }
.hero__eyebrow {
  font-family: var(--font-mono); font-size: var(--fs-eyebrow);
  letter-spacing: var(--ls-eyebrow); text-transform: uppercase;
  color: var(--accent); display: flex; align-items: center; gap: var(--s-3);
  margin-bottom: var(--s-5);
}
.hero__eyebrow::before { content: ''; width: 34px; height: 1px; background: var(--accent); }
.hero h1 { max-width: 20ch; }
.hero__sub { font-size: var(--fs-lead); color: var(--navy-200); max-width: 58ch; margin-top: var(--s-5); }
.hero__bullets { list-style: none; padding: 0; margin: var(--s-6) 0 0; display: grid; gap: var(--s-3); max-width: 60ch; }
.hero__bullets li {
  position: relative; padding-left: 30px;
  font-size: var(--fs-sm); color: var(--navy-200);
}
.hero__bullets li::before {
  content: ''; position: absolute; left: 0; top: .62em;
  width: 14px; height: 1px; background: var(--accent);
}
.hero__actions { display: flex; flex-wrap: wrap; gap: var(--s-4); align-items: center; margin-top: var(--s-7); }
.hero__micro { font-size: var(--fs-xs); color: var(--navy-300); font-family: var(--font-mono); }

/* ---------- CABEÇALHO DE SEÇÃO --------------------------- */
.sec-head { max-width: 68ch; margin-bottom: var(--s-8); }
.sec-head--center { margin-left: auto; margin-right: auto; text-align: center; }
.sec-head--center .eyebrow { justify-content: center; }

/* ---------- DORES (lista numerada, sem cards) ------------ */
.pains { display: grid; gap: 0; border-top: 1px solid var(--line); }
.pains__item {
  display: grid; grid-template-columns: 78px 1fr; gap: var(--s-5);
  padding: var(--s-6) 0;
  border-bottom: 1px solid var(--line);
  transition: padding-left var(--t-base) var(--ease), background var(--t-base) var(--ease);
}
.pains__item:hover { padding-left: var(--s-4); background: rgba(250,250,250,.02); }
.pains__n {
  font-family: var(--font-display); font-weight: var(--fw-light);
  font-size: 2.4rem; line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--navy-500);
  transition: color var(--t-base) var(--ease), -webkit-text-stroke-color var(--t-base) var(--ease);
}
.pains__item:hover .pains__n { color: var(--accent); -webkit-text-stroke-color: transparent; }
.pains__item h3 { font-family: var(--font-text); font-size: var(--fs-h4); font-weight: var(--fw-semi); margin-bottom: var(--s-2); letter-spacing: 0; }
.pains__item p { color: var(--text-muted); font-size: var(--fs-sm); margin: 0; max-width: 66ch; }

/* ---------- DIFERENCIAIS (a única seção com ícone) ------- */
/* ---- trilho horizontal ----
   BASE (touch, tela pequena, reduced-motion): scroller nativo com snap.
   O pin só entra na media query de desktop com ponteiro fino, mais abaixo. */
.hscroll { position: relative; }
.hscroll__head { margin-bottom: var(--s-7); }
.hscroll__viewport {
  overflow-x: auto; overflow-y: hidden;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.hscroll__viewport::-webkit-scrollbar { display: none; }
.hscroll__track {
  display: flex; gap: var(--s-5);
  /* o primeiro card alinha com a borda do título (que vive no container de
     1200px), não com a borda da tela. O JS refina com o valor exato. */
  padding: 0 max(var(--gutter), calc((100vw - var(--container)) / 2 + var(--gutter))) var(--s-2);
  width: max-content;
}
.hscroll__track > .diff {
  flex: 0 0 clamp(258px, 78vw, 340px);
  scroll-snap-align: center;
  min-height: 250px;
  justify-content: space-between;
  gap: var(--s-6);
}
.hscroll__foot {
  display: flex; align-items: center; gap: var(--s-5);
  margin-top: var(--s-6); flex-wrap: wrap;
}
.hscroll__bar { flex: 1 1 160px; height: 2px; background: var(--navy-600); position: relative; min-width: 120px; }
.hscroll__bar i {
  position: absolute; inset: 0 auto 0 0; width: 16%;
  background: var(--accent);
  transition: width var(--t-fast) linear, transform var(--t-fast) linear;
}
.hscroll__i { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--navy-300); flex: none; }
.hscroll__nav { display: flex; gap: var(--s-2); flex: none; }
.hscroll__btn {
  width: 40px; height: 40px; border-radius: var(--r-sm);
  background: transparent; border: 1px solid var(--line-strong);
  color: var(--text); cursor: pointer; display: grid; place-items: center;
  transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease), opacity var(--t-fast) var(--ease);
}
.hscroll__btn:hover { border-color: var(--accent); color: var(--accent); }
.hscroll__btn[disabled] { opacity: .35; cursor: default; }

.diff {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: var(--s-6);
  display: flex; flex-direction: column; gap: var(--s-5);
  position: relative; overflow: hidden;
  transition: border-color var(--t-base) var(--ease), transform var(--t-base) var(--ease);
}
.diff::before {
  content: ''; position: absolute; bottom: 0; left: 0; width: 100%; height: 2px;
  background: var(--accent); transform: scaleX(0); transform-origin: left;
  transition: transform var(--t-base) var(--ease-out);
}
.diff:hover { border-color: var(--navy-600); transform: translateY(-3px); }
.diff:hover::before { transform: scaleX(1); }
.diff__icon { width: 26px; height: 26px; stroke: var(--accent); stroke-width: 1.4; fill: none; flex: none; }
.diff__n { font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: .12em; color: var(--navy-400); }
.diff h3 { font-family: var(--font-text); font-size: var(--fs-h4); font-weight: var(--fw-medium); letter-spacing: 0; line-height: 1.42; }

/* ---- o PIN: converte rolagem vertical em horizontal ----
   Fora deste contexto, a seção continua um scroller nativo (acima). */
@media (min-width: 901px) and (hover: hover) and (prefers-reduced-motion: no-preference) {
  .hscroll-sec { position: relative; }
  .hscroll {
    position: sticky; top: 0;
    height: 100vh; height: 100dvh;
    display: flex; flex-direction: column; justify-content: center;
    overflow: hidden;
    padding: calc(var(--header-h) + var(--s-5)) 0 var(--s-6);
  }
  .hscroll__viewport { overflow: hidden; scroll-snap-type: none; }
  .hscroll__track { padding-bottom: 0; will-change: transform; }
  .hscroll__track > .diff { flex-basis: clamp(300px, 26vw, 380px); }
  .hscroll__nav { display: none; }        /* no pin, quem navega é o scroll */
  .hscroll__bar i { transition: none; }   /* acompanha o scroll sem atraso */
  /* rodapé em UMA linha: se quebrar, a microcopy cai fora do pin e é cortada
     pelo overflow:hidden. A microcopy encolhe (e envolve internamente), não a linha. */
  .hscroll__foot { flex-wrap: nowrap; align-items: center; margin-top: var(--s-5); }
  .hscroll__bar { flex: 0 1 130px; min-width: 60px; }
  .hscroll__foot .hero__micro { flex: 1 1 auto; min-width: 0; }
  .hscroll__foot .btn { flex: none; }
}

/* ---------- SPLIT (acompanhamento / plano de ataque) ----- */
.split { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.split--rev .split__media { order: 2; }
.split__media { position: relative; border-radius: var(--r-md); overflow: hidden; }
.split__media img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.split__media::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(11,17,30,0) 55%, rgba(11,17,30,.4) 100%);
}
.split__body p { color: var(--text-muted); }
.split__body p:first-of-type { color: var(--text); font-size: var(--fs-lead); }

.marks { list-style: none; padding: 0; margin: var(--s-7) 0 0; display: grid; gap: 0; }
.marks li { display: grid; grid-template-columns: 34px 1fr; gap: var(--s-4); padding: var(--s-4) 0; border-top: 1px solid var(--line); }
.marks li:last-child { border-bottom: 1px solid var(--line); }
.marks b { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--accent); letter-spacing: .08em; padding-top: 3px; }
.marks strong { display: block; font-size: var(--fs-sm); font-weight: var(--fw-semi); }
.marks em { font-style: normal; font-size: var(--fs-sm); color: var(--text-muted); }

/* ---------- STEPPER (3 etapas, plano de ataque) ---------- */
.stepper { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s-5); margin-top: var(--s-8); }
.step { position: relative; padding-top: var(--s-6); border-top: 1px solid var(--line); }
.step__line { position: absolute; top: -1px; left: 0; height: 2px; width: 100%; background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform 1s var(--ease-out); }
.step.is-in .step__line { transform: scaleX(1); }
.step__n { font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: .1em; color: var(--accent); }
.step h3 { font-family: var(--font-text); font-size: var(--fs-h4); font-weight: var(--fw-semi); letter-spacing: 0; margin: var(--s-3) 0 var(--s-2); }
.step p { color: var(--text-muted); font-size: var(--fs-sm); margin: 0; }

/* ---------- CASE: faixa full-bleed COM substância --------
   O vault proíbe "slogan sobre foto": a faixa carrega mini-case com foto real
   da obra, nome, 2-3 dados e link pra galeria. Respiro estático entre duas
   seções que dirigem o scroll. */
.case { position: relative; overflow: hidden; padding: clamp(80px, 10vw, 140px) 0; }
.case__media { position: absolute; inset: -14% 0; z-index: 0; }
.case__media img { width: 100%; height: 100%; object-fit: cover; }
.case::after {
  content: ''; position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(180deg, rgba(11,17,30,.78) 0%, rgba(11,17,30,.62) 45%, rgba(11,17,30,.86) 100%),
    linear-gradient(90deg, rgba(24,33,56,.86) 0%, rgba(24,33,56,.32) 70%);
}
.case::before {
  content: ''; position: absolute; left: 0; right: 0; bottom: 0; z-index: 3;
  height: 7px; background: var(--accent);
}
.case .container { position: relative; z-index: 2; }
.case__body { max-width: 62ch; }
.case__name { font-size: var(--fs-h2); margin-bottom: var(--s-4); }
.case__desc { color: var(--navy-200); max-width: 56ch; }
.case__data {
  display: flex; flex-wrap: wrap; gap: var(--s-7);
  margin: var(--s-7) 0 var(--s-6);
  padding-top: var(--s-6); border-top: 1px solid var(--line-strong);
}
.case__data div { min-width: 96px; }
.case__data b {
  display: block;
  font-family: var(--font-display); font-weight: var(--fw-light);
  font-size: clamp(1.9rem, 3.4vw, 2.7rem); line-height: 1;
  color: var(--accent);
}
.case__data span {
  display: block; margin-top: var(--s-2);
  font-family: var(--font-mono); font-size: var(--fs-xs);
  letter-spacing: .12em; text-transform: uppercase; color: var(--text-muted);
}
.case__cta {
  background: transparent; border: 0; padding: 0; cursor: pointer;
  font-family: var(--font-mono); font-size: var(--fs-xs);
  letter-spacing: .12em; text-transform: uppercase; color: var(--accent);
  display: inline-flex; align-items: center; gap: var(--s-3);
}
.case__cta::before { content: ''; width: 20px; height: 1px; background: var(--accent); transition: width var(--t-base) var(--ease); }
.case__cta:hover::before { width: 34px; }

/* ---------- PORTFÓLIO ----------------------------------- */
/* 5 cards: 2 colunas + o corporativo em destaque na largura toda.
   Em 3 colunas sobraria orfao (3+2); assim fecha 1 + 2 + 2. */
.folio { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(20px, 2.6vw, 36px); }
.folio__card--wide { grid-column: 1 / -1; }
/* o card largo pede recorte mais panoramico, senao fica alto demais */
.folio__card--wide .folio__media img { aspect-ratio: 21 / 9; }
.folio__card--wide h3 { font-size: var(--fs-h2); }
.folio__card--wide p { max-width: 68ch; }
/* card é <article> (h3/p não podem viver dentro de <button>): o gatilho da
   galeria é o .folio__open, que se estica sobre o card pelo ::after */
.folio__card {
  position: relative;
  display: block; text-align: left; width: 100%;
  border-radius: var(--r-md);
}
/* display:block é obrigatório: é um <span>, e overflow/clip-path não se
   aplicam a caixa inline, o que apagaria a capa inteira */
.folio__media { display: block; position: relative; overflow: hidden; border-radius: var(--r-md); background: var(--navy-900); }
.folio__media img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform var(--t-slow) var(--ease-out); }
.folio__card:hover .folio__media img { transform: scale(1.06); }
.folio__media::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(11,17,30,0) 45%, rgba(11,17,30,.72) 100%);
}
.folio__count {
  position: absolute; z-index: 2; right: var(--s-4); bottom: var(--s-4);
  font-family: var(--font-mono); font-size: var(--fs-xs);
  background: rgba(11,17,30,.72); border: 1px solid var(--line-strong);
  border-radius: var(--r-full); padding: 5px 12px;
  color: var(--text);
}
.folio__over { font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: .1em; text-transform: uppercase; color: var(--accent); margin-top: var(--s-4); display: block; }
.folio__card h3 { font-size: var(--fs-h3); margin: var(--s-2) 0 var(--s-2); }
.folio__open {
  margin-top: var(--s-4);
  background: transparent; border: 0; padding: 0; cursor: pointer;
  font-family: var(--font-mono); font-size: var(--fs-xs);
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--accent);
  display: inline-flex; align-items: center; gap: var(--s-2);
}
.folio__open::before { content: ''; width: 18px; height: 1px; background: var(--accent); transition: width var(--t-base) var(--ease); }
.folio__card:hover .folio__open::before { width: 30px; }
/* estica o alvo de clique sobre o card inteiro, sem tirar o botão do fluxo */
.folio__open::after { content: ''; position: absolute; inset: 0; border-radius: var(--r-md); }
.folio__open:focus-visible { outline: none; }
.folio__open:focus-visible::after { outline: 2px solid var(--focus); outline-offset: 3px; }
.folio__card p { color: var(--text-muted); font-size: var(--fs-sm); margin: 0; }

/* lightbox */
.lb { position: fixed; inset: 0; z-index: 120; background: rgba(8, 12, 22, .96); display: none; }
.lb.is-open { display: grid; grid-template-rows: auto 1fr auto; }
.lb__top { display: flex; align-items: center; justify-content: space-between; gap: var(--s-4); padding: var(--s-5) var(--gutter); }
.lb__title { font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: .12em; text-transform: uppercase; color: var(--navy-200); }
.lb__stage { position: relative; display: grid; place-items: center; padding: 0 var(--s-5); min-height: 0; }
.lb__stage img { max-width: min(1200px, 94vw); max-height: 76vh; width: auto; height: auto; border-radius: var(--r-sm); }
.lb__btn {
  width: 48px; height: 48px; flex: none;
  background: transparent; border: 1px solid var(--line-strong); border-radius: var(--r-sm);
  color: var(--text); cursor: pointer; font-size: 1.1rem;
  display: grid; place-items: center;
  transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}
.lb__btn:hover { border-color: var(--accent); color: var(--accent); }
.lb__nav { display: flex; align-items: center; justify-content: center; gap: var(--s-4); padding: var(--s-5) var(--gutter) var(--s-7); }
.lb__i { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--navy-300); min-width: 74px; text-align: center; }

/* ---------- SOBRE / CREDENCIAIS ------------------------- */
.creds { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--s-5); margin-top: var(--s-8); }
.cred { border-top: 1px solid var(--line-strong); padding-top: var(--s-4); }
.cred b { display: block; font-family: var(--font-display); font-weight: var(--fw-light); font-size: clamp(1.9rem, 3.4vw, 2.7rem); line-height: 1; color: var(--accent); }
.cred span { display: block; font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: .1em; text-transform: uppercase; color: var(--text-muted); margin-top: var(--s-3); }

/* ---------- FAQ ---------------------------------------- */
.faq { display: grid; grid-template-columns: 1fr 1.35fr; gap: clamp(32px, 5vw, 72px); align-items: start; }
.faq__aside { position: sticky; top: calc(var(--header-h) + 24px); }
.faq__list { border-top: 1px solid var(--line); }
.faq__item { border-bottom: 1px solid var(--line); }
.faq__q {
  width: 100%; background: transparent; border: 0; cursor: pointer;
  display: flex; align-items: flex-start; justify-content: space-between; gap: var(--s-5);
  padding: var(--s-6) 0; text-align: left;
  font-family: var(--font-text); font-size: var(--fs-h4); font-weight: var(--fw-medium);
  transition: color var(--t-fast) var(--ease);
}
.faq__q:hover { color: var(--accent); }
.faq__ico { flex: none; width: 22px; height: 22px; position: relative; margin-top: 4px; }
.faq__ico::before, .faq__ico::after {
  content: ''; position: absolute; left: 0; top: 50%;
  width: 22px; height: 1.5px; background: var(--accent);
  transition: transform var(--t-base) var(--ease);
}
.faq__ico::after { transform: rotate(90deg); }
.faq__item.is-open .faq__ico::after { transform: rotate(0deg); }
.faq__a { overflow: hidden; max-height: 0; transition: max-height var(--t-base) var(--ease); }
.faq__a p { color: var(--text-muted); font-size: var(--fs-sm); padding-bottom: var(--s-6); margin: 0; max-width: 68ch; }

/* ---------- CTA FINAL --------------------------------- */
.final { background: var(--bg-deep); position: relative; overflow: hidden; }
.final__glow {
  position: absolute; z-index: 0; pointer-events: none;
  width: 640px; height: 640px; border-radius: 50%;
  right: -180px; top: -220px;
  background: radial-gradient(circle, var(--yellow-dim), transparent 68%);
}
.final .container { position: relative; z-index: 1; }
.final__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 5vw, 80px); align-items: center; }
.flow { display: grid; gap: 0; position: relative; }
.flow__rail { position: absolute; left: 15px; top: 12px; bottom: 12px; width: 1.5px; background: var(--navy-600); }
.flow__rail i { display: block; width: 100%; height: 100%; background: var(--accent); transform: scaleY(0); transform-origin: top; transition: transform 1.2s var(--ease-out); }
.flow.is-in .flow__rail i { transform: scaleY(1); }
.flow__item { display: grid; grid-template-columns: 32px 1fr; gap: var(--s-5); padding: var(--s-4) 0; align-items: start; }
.flow__dot {
  width: 32px; height: 32px; border-radius: 50%;
  border: 1.5px solid var(--navy-500); background: var(--bg-deep);
  display: grid; place-items: center;
  font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--navy-300);
  position: relative; z-index: 1;
  transition: border-color var(--t-base) var(--ease), color var(--t-base) var(--ease);
}
.flow.is-in .flow__item:nth-child(2) .flow__dot { transition-delay: .25s; }
.flow.is-in .flow__item:nth-child(3) .flow__dot { transition-delay: .5s; }
.flow.is-in .flow__item:nth-child(4) .flow__dot { transition-delay: .75s; }
.flow.is-in .flow__dot { border-color: var(--accent); color: var(--accent); }
.flow__item strong { display: block; font-size: var(--fs-body); font-weight: var(--fw-semi); }
.flow__item span { display: block; color: var(--text-muted); font-size: var(--fs-sm); margin-top: 2px; }
.final__actions { margin-top: var(--s-7); display: flex; flex-wrap: wrap; gap: var(--s-4); align-items: center; }

/* ---------- FOOTER ------------------------------------ */
.footer {
  position: relative;
  background: var(--navy-950);
  padding: var(--s-9) 0 var(--s-6);
}
/* barra amarela na borda, igual à dos impressos do brand book */
.footer::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 7px; background: var(--accent); }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: var(--s-7); }
.footer__logo img { height: 58px; width: auto; }
.footer p, .footer a { font-size: var(--fs-sm); color: var(--text-muted); }
.footer a:hover { color: var(--accent); }
.footer h4 { font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: var(--ls-eyebrow); text-transform: uppercase; color: var(--accent); margin-bottom: var(--s-4); font-weight: var(--fw-medium); }
.footer__links { display: grid; gap: var(--s-3); }
.footer__bottom { margin-top: var(--s-8); padding-top: var(--s-5); border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; gap: var(--s-4); justify-content: space-between; }
.footer__bottom small { font-size: var(--fs-xs); color: var(--navy-400); }

/* ---------- COOKIES ---------------------------------- */
/* bottom-right: não cobre o CTA do hero, que fica à esquerda */
.cookie {
  position: fixed; z-index: 130; right: var(--gutter); bottom: var(--gutter);
  left: auto; width: min(calc(100vw - var(--gutter) * 2), 430px);
  background: var(--navy-900); border: 1px solid var(--line-strong); border-radius: var(--r-md);
  padding: var(--s-5); box-shadow: var(--sh-lg);
  transform: translateY(140%); transition: transform .5s var(--ease-out);
}
.cookie.is-in { transform: none; }
.cookie p { font-size: var(--fs-sm); color: var(--text-muted); margin-bottom: var(--s-4); }
.cookie p a { color: var(--accent); text-decoration: underline; }
.cookie__row { display: flex; flex-wrap: wrap; gap: var(--s-3); }
.cookie .btn { padding: 12px 22px; font-size: var(--fs-xs); }

/* ---------- PÁGINAS INTERNAS (privacidade, formulários) - */
.page-head { padding: calc(var(--header-h) + var(--s-9)) 0 var(--s-7); background: var(--bg-alt); border-bottom: 1px solid var(--line); }
.prose { max-width: 74ch; }
.prose h2 { font-size: var(--fs-h3); margin: var(--s-8) 0 var(--s-4); }
.prose h3 { font-size: var(--fs-h4); font-family: var(--font-text); font-weight: var(--fw-semi); margin: var(--s-6) 0 var(--s-3); }
.prose p, .prose li { color: var(--text-muted); font-size: var(--fs-sm); }
.prose ul { padding-left: var(--s-5); display: grid; gap: var(--s-2); }
.prose a { color: var(--accent); text-decoration: underline; }
.form-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-md); padding: var(--s-7); max-width: 620px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-4); }
.form-note { font-size: var(--fs-xs); color: var(--navy-400); margin-top: var(--s-4); }
/* honeypot anti-spam: fora da tela, fora da ordem de tabulação */
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-msg { display: none; padding: var(--s-4); border-radius: var(--r-sm); font-size: var(--fs-sm); margin-bottom: var(--s-5); }
.form-msg.is-ok { display: block; background: rgba(62,142,90,.14); border: 1px solid var(--success); color: var(--text); }
.form-msg.is-err { display: block; background: rgba(192,72,60,.14); border: 1px solid var(--danger); color: var(--text); }

/* ---------- CENÁRIOS: split alternado com foto real ------ */
/* substitui a grade 2×2 de "número + título + parágrafo" (tell de IA).
   Assimetria + foto real do acervo, invertendo o lado a cada item. */
.scenes { display: grid; gap: 0; }
.scene {
  display: grid; grid-template-columns: 1.05fr .95fr;
  gap: clamp(28px, 4.5vw, 64px);
  align-items: center;
  padding: clamp(36px, 4.5vw, 64px) 0;
  border-top: 1px solid var(--line);
}
.scene:last-child { border-bottom: 1px solid var(--line); }
.scene:nth-child(even) .scene__media { order: 2; }
.scene__media { position: relative; overflow: hidden; border-radius: var(--r-md); }
.scene__media img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; transition: transform var(--t-slow) var(--ease-out); }
.scene:hover .scene__media img { transform: scale(1.04); }
.scene__media::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(11,17,30,0) 60%, rgba(11,17,30,.34) 100%);
}
.scene__n {
  font-family: var(--font-display); font-weight: var(--fw-light);
  font-size: clamp(2.2rem, 4vw, 3.2rem); line-height: 1;
  color: transparent; -webkit-text-stroke: 1px var(--navy-500);
  display: block; margin-bottom: var(--s-4);
  transition: color var(--t-base) var(--ease), -webkit-text-stroke-color var(--t-base) var(--ease);
}
.scene.is-in .scene__n { color: var(--accent); -webkit-text-stroke-color: transparent; }
.scene__body h3 { margin-bottom: var(--s-3); }
.scene__body p { color: var(--text-muted); margin: 0; max-width: 52ch; }

/* ---------- TIMELINE: etapas em sequência ---------------- */
/* para conteúdo SEQUENCIAL (etapas), não paralelo: linha que desenha */
.tl { list-style: none; padding: 0; margin: 0; position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--s-6); }
.tl::before, .tl::after {
  content: ''; position: absolute; top: 16px; height: 1px;
  /* do centro do 1º marcador ao centro do último: com 4 colunas iguais e
     gap de 32px, a distância é 75% da largura + 24px */
  left: 16px; right: auto; width: calc(75% + 24px);
}
.tl::before { background: var(--navy-600); }
.tl::after {
  background: var(--accent);
  transform: scaleX(0); transform-origin: left;
  transition: transform 1.5s var(--ease-out) .2s;
}
.tl.is-in::after { transform: scaleX(1); }
.tl__step { position: relative; padding-right: var(--s-5); }
.tl__dot {
  position: relative; z-index: 1;
  width: 33px; height: 33px; border-radius: 50%;
  border: 1.5px solid var(--navy-500);
  background: var(--bg);
  display: grid; place-items: center;
  font-family: var(--font-mono); font-size: var(--fs-xs);
  color: var(--navy-300);
  transition: border-color var(--t-base) var(--ease), color var(--t-base) var(--ease);
}
.tl.is-in .tl__step:nth-child(1) .tl__dot { transition-delay: .3s; }
.tl.is-in .tl__step:nth-child(2) .tl__dot { transition-delay: .65s; }
.tl.is-in .tl__step:nth-child(3) .tl__dot { transition-delay: 1s; }
.tl.is-in .tl__step:nth-child(4) .tl__dot { transition-delay: 1.35s; }
.tl.is-in .tl__dot { border-color: var(--accent); color: var(--accent); }
.tl__step h3 { font-size: var(--fs-h4); font-family: var(--font-text); font-weight: var(--fw-semi); letter-spacing: 0; margin: var(--s-5) 0 var(--s-3); }
.tl__step p { color: var(--text-muted); font-size: var(--fs-sm); margin: 0; }

/* ---------- SETORES: cards que empilham no scroll -------- */
/* substitui a nuvem de pills (proibida pelo vault). Coluna da esquerda
   fixa com o título; à direita os cards vão se empilhando um sobre o outro. */
.stack { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(32px, 5vw, 80px); align-items: start; }
.stack__aside { position: sticky; top: calc(var(--header-h) + var(--s-7)); }
.stack__count {
  font-family: var(--font-mono); font-size: var(--fs-xs);
  letter-spacing: .14em; color: var(--navy-400);
  margin-top: var(--s-6); display: block;
}
.stack__count b { color: var(--accent); font-weight: var(--fw-medium); }

.stack__list { display: grid; gap: var(--s-5); padding-bottom: var(--s-8); }
.stack__card {
  position: sticky;
  /* cada card para um pouco mais abaixo que o anterior: o topo do de baixo
     fica visível e a pilha aparece */
  top: calc(var(--header-h) + var(--s-6) + var(--i) * 16px);
  z-index: var(--i);
  background: var(--navy-700);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: var(--s-6);
  display: grid; grid-template-columns: 52px 1fr; gap: var(--s-5);
  align-items: start;
  box-shadow: var(--sh-md);
  transition: border-color var(--t-base) var(--ease);
}
.stack__card:hover { border-color: var(--navy-600); }
.stack__icon {
  width: 52px; height: 52px; border-radius: var(--r-sm);
  border: 1px solid var(--line-strong);
  display: grid; place-items: center;
  background: var(--navy-900);
}
.stack__icon svg { width: 24px; height: 24px; stroke: var(--accent); stroke-width: 1.4; fill: none; }
.stack__card h3 { font-size: var(--fs-h3); margin-bottom: var(--s-2); }
.stack__card p { color: var(--text-muted); font-size: var(--fs-sm); margin: 0; }
.stack__n {
  font-family: var(--font-mono); font-size: var(--fs-xs);
  letter-spacing: .1em; color: var(--navy-400);
  grid-column: 2; margin-bottom: var(--s-2);
}

/* ---------- CREDENCIAIS EM FRASE ------------------------ */
/* a copy aprovada traz credenciais como frases, não como números:
   sem tratamento visual de métrica (regra de números expressivos) */
.credlist { list-style: none; padding: 0; margin: var(--s-7) 0 0; display: grid; gap: 0; }
.credlist li {
  display: grid; grid-template-columns: 30px 1fr; gap: var(--s-4);
  padding: var(--s-4) 0;
  border-top: 1px solid var(--line);
  font-size: var(--fs-sm);
}
.credlist li:last-child { border-bottom: 1px solid var(--line); }
.credlist svg { width: 16px; height: 16px; margin-top: 5px; stroke: var(--accent); stroke-width: 1.6; fill: none; }

/* ---------- COMPARATIVA (máx. 1 por página) -------------
   DOIS cards: um para o mercado, um para a IG. O do mercado é um pouco mais
   baixo (padding e ritmo menores) e negativado; o da IG é maior e sólido.
   `align-items:center` centraliza os dois entre si. */
.versus {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(16px, 2.4vw, 32px);
  /* centralizados entre si: o card mais baixo fica no meio do mais alto,
     em vez de grudar no topo e deixar a folga toda embaixo */
  align-items: center;
}

.versus__card { border-radius: var(--r-md); position: relative; overflow: hidden; }
.versus__head {
  display: block;
  font-family: var(--font-mono);
  letter-spacing: .14em; text-transform: uppercase;
}
.versus__list { list-style: none; margin: 0; padding: 0; }
.versus__list li { display: flex; align-items: flex-start; gap: var(--s-3); }
.versus__mark { flex: none; stroke-width: 1.6; fill: none; }

/* ---- card do mercado: menor e NEGATIVADO ---- */
.versus__card--mkt {
  padding: var(--s-6) var(--s-6) var(--s-8);
  background: var(--navy-950);
  border: 1px dashed var(--navy-600);
  opacity: .88;
}
.versus__card--mkt .versus__head {
  font-size: var(--fs-xs); color: var(--navy-400);
  padding-bottom: var(--s-4);
  border-bottom: 1px dashed var(--navy-600);
  margin-bottom: var(--s-2);
}
.versus__card--mkt .versus__list li {
  padding: var(--s-4) 0;
  font-size: var(--fs-sm);
  color: var(--navy-400);
  gap: var(--s-2);
  border-bottom: 1px dashed var(--navy-600);
}
.versus__card--mkt .versus__list li:last-child { border-bottom: 0; padding-bottom: 0; }
.versus__card--mkt .versus__list li span {
  text-decoration: line-through;
  text-decoration-color: var(--navy-500);
  text-decoration-thickness: 1px;
}
.versus__card--mkt .versus__mark { width: 13px; height: 13px; margin-top: 4px; stroke: var(--navy-500); }

/* ---- card da IG: maior e sólido ---- */
.versus__card--ig {
  padding: var(--s-6) var(--s-7) var(--s-7);
  background: var(--navy-700);
  border: 1px solid var(--line-strong);
  box-shadow: var(--sh-md);
}
.versus__card--ig::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 6px;
  background: var(--accent);
  transform: scaleX(0); transform-origin: left;
  transition: transform 1s var(--ease-out) .2s;
}
.versus.is-in .versus__card--ig::before { transform: scaleX(1); }
.versus__card--ig .versus__head {
  font-size: var(--fs-eyebrow); color: var(--accent);
  padding-bottom: var(--s-5);
  border-bottom: 1px solid var(--line);
  margin-bottom: var(--s-3);
}
.versus__card--ig .versus__list li {
  padding: var(--s-5) 0;
  font-size: var(--fs-body);
  color: var(--text);
  border-bottom: 1px solid var(--line);
}
.versus__card--ig .versus__list li:last-child { border-bottom: 0; padding-bottom: 0; }
.versus__card--ig .versus__mark { width: 16px; height: 16px; margin-top: 4px; stroke: var(--accent); }

/* entrada */
.versus__card { opacity: 0; transform: translateY(12px); transition: opacity .7s var(--ease-out), transform .7s var(--ease-out); }
.versus.is-in .versus__card { opacity: 1; transform: none; }
.versus.is-in .versus__card--mkt { opacity: .88; }
.versus.is-in .versus__card--ig { transition-delay: .12s; }

/* ---------- UTIL -------------------------------------- */
.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 {
  position: absolute; left: var(--s-4); top: -60px; z-index: 200;
  background: var(--accent); color: var(--navy-800); padding: 10px 18px; border-radius: var(--r-sm);
  font-size: var(--fs-sm); font-weight: var(--fw-semi);
  transition: top var(--t-fast) var(--ease);
}
.skip:focus { top: var(--s-4); }
[data-delay="1"] { transition-delay: .1s; }
[data-delay="2"] { transition-delay: .2s; }
[data-delay="3"] { transition-delay: .3s; }
[data-delay="4"] { transition-delay: .4s; }
[data-delay="5"] { transition-delay: .5s; }

/* ============================================================
   RESPONSIVO
   ============================================================ */
@media (max-width: 1080px) {
  /* .folio: 2 colunas ate 900px; o card largo continua ocupando a linha */
  /* A nav da LP de reformas tem 7 itens: somada a logo e ao CTA, nao cabe abaixo
     de ~1080px e quebrava em duas linhas. O hamburguer assume aqui, nao em 900px. */
  .nav, .header__cta { display: none; }
  .burger { display: block; }
}

/* comparativa: em tela estreita cada PAR empilha (riscado em cima, IG embaixo) */
@media (max-width: 780px) {
  /* os dois cards empilham, mercado primeiro */
  .versus { grid-template-columns: 1fr; gap: var(--s-4); }
  .versus__card--mkt { padding: var(--s-5); }
  .versus__card--ig { padding: var(--s-5) var(--s-5) var(--s-6); }
}

@media (max-width: 900px) {
  :root { --header-h: 72px; }
  .folio { grid-template-columns: 1fr; }
  /* em 1 coluna o destaque perde o sentido: volta ao mesmo recorte dos outros */
  .folio__card--wide .folio__media img { aspect-ratio: 4 / 3; }
  .folio__card--wide h3 { font-size: var(--fs-h3); }
  .hero { align-items: flex-end; }
  .hero h1 { max-width: 100%; }
  .split, .faq, .final__grid { grid-template-columns: 1fr; }
  /* cenários empilham e a timeline vira vertical */
  .scene { grid-template-columns: 1fr; gap: var(--s-6); }
  .scene:nth-child(even) .scene__media { order: 0; }
  .tl { grid-template-columns: 1fr; gap: var(--s-7); padding-left: var(--s-7); }
  .tl::before, .tl::after { top: 0; bottom: 0; left: 16px; right: auto; width: 1px; height: auto; }
  .tl::after { transform: scaleY(0); transform-origin: top; }
  .tl.is-in::after { transform: scaleY(1); }
  .tl__step { padding-right: 0; }
  .tl__dot { position: absolute; left: calc(var(--s-7) * -1); top: 0; }
  .tl__step h3 { margin-top: 0; }
  /* sem sticky em tela pequena: título fixo + pilha comeriam a viewport */
  .stack { grid-template-columns: 1fr; gap: var(--s-7); }
  .stack__aside { position: static; }
  .stack__card { position: static; top: auto; box-shadow: none; }
  .split--rev .split__media { order: 0; }
  .faq__aside { position: static; }
  .stepper { grid-template-columns: 1fr; }
  .creds { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .footer__logo { grid-column: 1 / -1; }
}

@media (max-width: 560px) {
  .creds { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .pains__item { grid-template-columns: 52px 1fr; gap: var(--s-4); }
  .pains__n { font-size: 1.8rem; }
  .form-row { grid-template-columns: 1fr; }
  .hero__actions { align-items: stretch; flex-direction: column; }
  .hero__actions .btn { width: 100%; }
  .final__actions { align-items: stretch; flex-direction: column; }
  .final__actions .btn { width: 100%; }
  .lb__stage { padding: 0 var(--s-3); }
  .lb__stage img { max-height: 62vh; }
  .cookie { left: 12px; right: 12px; bottom: 12px; width: auto; padding: var(--s-4); }
  .cookie__row .btn { flex: 1 1 auto; }
}

/* ---------- MERLIN: botão flutuante na cor da marca -------
   Sobre o navy da página um botão navy desapareceria, então vai no amarelo
   da marca, o mesmo do CTA primário. NÃO filtrar o ícone: ele ocupa 64 dos
   72px do botão, e escurecê-lo transforma o botão numa bolha preta. */
.merlin-button { background: var(--accent) !important; }

/* ============================================================
   PÁGINAS DE FORMULÁRIO E DE TEXTO — responsivo
   O card mantinha 40px de padding em qualquer tela: em 375px sobravam só
   247px de conteúdo, o que apertava rótulo, select e checkbox de LGPD.
   ============================================================ */
@media (max-width: 700px) {
  .form-card { padding: var(--s-5); }
  .page-head { padding: calc(var(--header-h) + var(--s-7)) 0 var(--s-6); }
  .prose h2 { margin-top: var(--s-7); }
}

@media (max-width: 560px) {
  .form-card {
    padding: var(--s-4) var(--s-4) var(--s-5);
    /* folga para o botão flutuante do Merlin (72px) não cobrir o Enviar */
    margin-bottom: 96px;
  }
  .form-row { gap: var(--s-3); }
  /* 16px é o mínimo que evita o zoom automático do iOS ao focar o campo.
     Abaixo disso o Safari dá zoom e o layout "pula" no mobile. */
  .field input, .field select, .field textarea { font-size: 16px; }
  .form-note { margin-top: var(--s-3); }
  .prose ul { padding-left: var(--s-4); }
}