/* ==========================================================================
   MYRAI · Landing page
   Tokens do Manual de Marca v1.0 — cinco tons, nenhuma cor.
   Tema claro = versão positiva; tema escuro = versão negativa.
   ========================================================================== */

/* Fonte oficial de títulos (licenciada). Coloque os arquivos em
   /assets/fonts/ e descomente; até lá, Archivo é a substituta indicada no manual. */
/*
@font-face { font-family: "Blacker Sans Pro"; src: url("/assets/fonts/BlackerSansPro-Bold.woff2") format("woff2"); font-weight: 700; font-display: swap; }
@font-face { font-family: "Blacker Sans Pro"; src: url("/assets/fonts/BlackerSansPro-Heavy.woff2") format("woff2"); font-weight: 800; font-display: swap; }
*/

:root {
  /* Paleta da marca */
  --ink-900: #0A0A0A;
  --ink-700: #1F1F1F;
  --gray-500: #707070;
  --gray-200: #D8D8D8;
  --paper-100: #F4F4F4;

  /* Papéis — tema claro */
  --bg: var(--paper-100);
  --fg: var(--ink-900);
  --fg-2: var(--ink-700);
  --muted: var(--gray-500);
  --line: var(--gray-200);
  --line-strong: var(--ink-900);
  --nav-bg: rgb(244 244 244 / 0.8);
  --nav-line: rgb(216 216 216 / 0.9);
  --kanji: rgb(10 10 10 / 0.045);
  --shadow: rgb(10 10 10 / 0.35);

  /* Blocos invertidos (manifesto, contato, cases, rodapé) */
  --inv-bg: var(--ink-900);
  --inv-fg: var(--paper-100);
  --inv-2: var(--gray-200);
  --inv-line: var(--ink-700);
  --inv-field: var(--ink-700);
  --inv-kanji: rgb(244 244 244 / 0.06);

  color-scheme: light;

  --font-display: "Blacker Sans Pro", "Archivo", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --gutter: clamp(16px, 4vw, 40px);
  --max: 1200px;
  --radius: 4px;
  --ease: cubic-bezier(.2, .7, .1, 1);
}

/* Papéis — tema escuro (preferência do sistema ou escolha manual) */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: var(--ink-900); --fg: var(--paper-100); --fg-2: var(--gray-200); --muted: var(--gray-500);
    --line: var(--ink-700); --line-strong: var(--paper-100);
    --nav-bg: rgb(31 31 31 / 0.8); --nav-line: rgb(112 112 112 / 0.3);
    --kanji: rgb(244 244 244 / 0.05); --shadow: rgb(0 0 0 / 0.7);
    --inv-bg: var(--ink-700); --inv-line: var(--ink-900); --inv-field: var(--ink-900); --inv-kanji: rgb(244 244 244 / 0.04);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: var(--ink-900); --fg: var(--paper-100); --fg-2: var(--gray-200); --muted: var(--gray-500);
  --line: var(--ink-700); --line-strong: var(--paper-100);
  --nav-bg: rgb(31 31 31 / 0.8); --nav-line: rgb(112 112 112 / 0.3);
  --kanji: rgb(244 244 244 / 0.05); --shadow: rgb(0 0 0 / 0.7);
  --inv-bg: var(--ink-700); --inv-line: var(--ink-900); --inv-field: var(--ink-900); --inv-kanji: rgb(244 244 244 / 0.04);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; scroll-padding-top: 96px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 400 16px/1.6 var(--font-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  transition: background-color .3s var(--ease), color .3s var(--ease);
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3, p, ol, ul, dl, dd, figure { margin: 0; }
ol, ul { padding: 0; list-style: none; }
::selection { background: var(--fg); color: var(--bg); }
:focus-visible { outline: 2px solid currentColor; outline-offset: 3px; }

.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
.mono { font-family: var(--font-mono); }
.skip { position: absolute; left: 16px; top: -60px; z-index: 100; background: var(--fg); color: var(--bg); padding: 10px 14px; }
.skip:focus { top: 16px; }
.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; }

/* ---------- Marca (máscara = sempre uma cor só, via currentColor) ---------- */
.mark, .logo {
  display: block;
  background-color: currentColor;
  -webkit-mask: var(--src) center / contain no-repeat;
          mask: var(--src) center / contain no-repeat;
}
.mark--wordmark { --src: url("/assets/myrai-wordmark.svg"); aspect-ratio: 2364 / 534; }
.mark--m { --src: url("/assets/m.svg"); aspect-ratio: 504 / 388; }

.logo--sinq             { --src: url("/assets/logos/sinq.svg");             aspect-ratio: 2348 / 834; --h: 1; }
.logo--godoy-energy     { --src: url("/assets/logos/godoy-energy.svg");     aspect-ratio: 1894 / 720; --h: 1.25; }
.logo--godoy-engenharia { --src: url("/assets/logos/godoy-engenharia.svg"); aspect-ratio: 1700 / 654; --h: 1.2; }
.logo--so-alegria       { --src: url("/assets/logos/so-alegria.svg");       aspect-ratio: 1900 / 671; --h: 1.3; }

/* ---------- Tipografia ---------- */
.h1 {
  font: 800 clamp(2.6rem, 6.4vw, 5.4rem)/0.98 var(--font-display);
  letter-spacing: -0.035em;
  text-wrap: balance;
}
.h2 {
  font: 800 clamp(2rem, 4.4vw, 3.5rem)/1.02 var(--font-display);
  letter-spacing: -0.03em;
  text-wrap: balance;
}
.lead { font-size: clamp(1.05rem, 1.4vw, 1.2rem); line-height: 1.6; color: var(--fg-2); max-width: 34em; }
.label {
  font: 500 0.72rem/1.4 var(--font-mono);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}
.label b { color: var(--fg); font-weight: 500; margin-right: 0.9em; }
.inv .label b { color: var(--inv-fg); }
.link { text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
.link:hover { text-decoration-thickness: 2px; }

/* ---------- Botões ---------- */
.btn {
  --b-bg: var(--fg); --b-fg: var(--bg); --b-bd: var(--fg);
  display: inline-flex; align-items: center; justify-content: center; gap: 0.6em;
  min-height: 52px; padding: 0 1.5em;
  background: var(--b-bg); color: var(--b-fg); border: 1px solid var(--b-bd);
  border-radius: 999px;
  font: 500 0.98rem/1 var(--font-body);
  text-decoration: none; cursor: pointer; white-space: nowrap;
  transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease), opacity .25s;
}
.btn__arrow { display: inline-block; transition: transform .3s var(--ease); }
.btn:hover .btn__arrow { transform: translateX(4px); }
.btn--primary:hover { opacity: .86; }
.btn--ghost { --b-bg: transparent; --b-fg: var(--fg); --b-bd: var(--line); }
.btn--ghost:hover { --b-bd: var(--fg); }
.btn--inv { --b-bg: var(--inv-fg); --b-fg: var(--inv-bg); --b-bd: var(--inv-fg); }
.btn--inv:hover { opacity: .86; }
.btn--sm { min-height: 40px; padding: 0 1.15em; font-size: 0.88rem; }
.btn[disabled] { opacity: .6; cursor: progress; }

/* ---------- Navbar flutuante ---------- */
.nav {
  position: fixed; z-index: 50;
  top: 14px; left: 50%; transform: translateX(-50%);
  width: min(calc(100% - 24px), 1020px);
}
.nav__bar {
  display: flex; align-items: center; gap: 20px;
  height: 60px; padding: 0 10px 0 22px;
  background: var(--nav-bg);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
          backdrop-filter: saturate(140%) blur(14px);
  border: 1px solid var(--nav-line);
  border-radius: 999px;
  transition: background .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease), color .3s var(--ease);
}
.nav.is-scrolled .nav__bar { box-shadow: 0 10px 30px -18px var(--shadow); }
/* Sobre blocos invertidos no tema claro, a navbar acompanha o escuro */
.nav.is-dark .nav__bar { background: rgb(31 31 31 / 0.82); border-color: rgb(112 112 112 / 0.35); color: var(--paper-100); }
.nav.is-dark .nav__links a { color: var(--gray-200); }
.nav.is-dark .nav__links a:hover { color: var(--paper-100); }
.nav.is-dark .nav__cta { --b-bg: var(--paper-100); --b-fg: var(--ink-900); --b-bd: var(--paper-100); }

.nav__brand { display: block; width: 92px; flex: none; }
.nav__links { display: flex; gap: 26px; margin-left: auto; }
.nav__links a { font-size: 0.92rem; color: var(--fg-2); text-decoration: none; transition: color .2s; }
.nav__links a:hover { color: var(--fg); }
.nav__tools { display: flex; align-items: center; gap: 4px; }
.nav__cta { flex: none; }
.nav__toggle { display: none; }
.nav__menu { display: none; }

/* Bandeiras coloridas: única exceção de cor do site, aprovada pelo cliente (o manual é monocromático). */
.flag { display: block; flex: none; width: 18px; height: 18px; border-radius: 50%; overflow: hidden; box-shadow: 0 0 0 1px var(--line); }
.flag svg { width: 100%; height: 100%; }

.lang { position: relative; }
.lang__btn {
  display: flex; align-items: center; gap: 7px; height: 40px; padding: 0 10px;
  background: none; border: 0; border-radius: 999px; color: inherit; cursor: pointer;
}
.lang__btn:hover, .lang__btn[aria-expanded="true"] { background: rgb(112 112 112 / 0.14); }
.lang__code { font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; }
.lang__chev { width: 9px; height: 6px; opacity: .6; transition: transform .25s var(--ease); }
.lang__btn[aria-expanded="true"] .lang__chev { transform: rotate(180deg); }
.lang__menu {
  position: absolute; top: calc(100% + 10px); right: 0; z-index: 60; min-width: 168px;
  display: grid; gap: 2px; padding: 6px;
  background: var(--bg); color: var(--fg);
  border: 1px solid var(--line); border-radius: 14px;
  box-shadow: 0 20px 40px -20px var(--shadow);
}
.lang__menu a {
  display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 10px;
  font-size: 0.9rem; text-decoration: none; color: var(--fg-2);
}
.lang__menu a:hover { background: rgb(112 112 112 / 0.12); color: var(--fg); }
.lang__menu a[aria-current] { color: var(--fg); font-weight: 500; }
.lang__menu a[aria-current]::after { content: ""; margin-left: auto; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }


.theme {
  display: grid; place-items: center; width: 40px; height: 40px; flex: none;
  background: none; border: 0; border-radius: 999px; color: inherit; cursor: pointer;
}
.theme:hover { background: rgb(112 112 112 / 0.14); }
.theme svg { width: 18px; height: 18px; }
.theme .i-sun { display: none; }
:root[data-theme="dark"] .theme .i-sun { display: block; }
:root[data-theme="dark"] .theme .i-moon { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme .i-sun { display: block; }
  :root:not([data-theme="light"]) .theme .i-moon { display: none; }
}

@media (max-width: 900px) {
  .nav__bar { padding: 0 6px 0 18px; height: 56px; gap: 4px; }
  .nav__links, .nav__cta { display: none; }
  .lang__btn { padding: 0 8px; gap: 6px; }
  .nav__tools { margin-left: auto; }
  .nav__toggle {
    display: grid; place-content: center; gap: 6px;
    width: 40px; height: 40px;
    background: none; border: 0; border-radius: 999px; color: inherit; cursor: pointer;
  }
  .nav__toggle span { display: block; width: 18px; height: 1.5px; background: currentColor; transition: transform .3s var(--ease); }
  .nav__toggle[aria-expanded="true"] span:first-child { transform: translateY(3.75px) rotate(45deg); }
  .nav__toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.75px) rotate(-45deg); }
  .nav__menu:not([hidden]) {
    display: grid; gap: 4px; margin-top: 8px; padding: 12px;
    background: var(--bg); color: var(--fg); border: 1px solid var(--line); border-radius: 20px;
    box-shadow: 0 20px 40px -24px var(--shadow);
  }
  .nav__menu > a:not(.btn) { padding: 12px 10px; text-decoration: none; font-size: 1.05rem; border-bottom: 1px solid var(--line); }
  .nav__menu .btn { margin-top: 8px; }
}

/* ---------- Kanji 未来 (watermark 4–8%) ---------- */
.kanji {
  position: absolute; z-index: 0; pointer-events: none; user-select: none;
  font-family: "Hiragino Mincho ProN", "Yu Mincho", "Noto Serif JP", serif;
  writing-mode: vertical-rl; line-height: 1;
  color: var(--kanji);
}
.kanji--hero { right: -0.08em; top: 70px; font-size: clamp(260px, 38vw, 560px); }
.inv .kanji { color: var(--inv-kanji); }
.kanji--statement { left: -0.1em; top: -0.12em; font-size: clamp(280px, 40vw, 620px); }
.kanji--contact { right: -0.08em; bottom: -0.15em; font-size: clamp(260px, 34vw, 520px); }

/* ---------- Blocos invertidos ---------- */
.inv { background: var(--inv-bg); color: var(--inv-fg); transition: background-color .3s var(--ease); }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; padding: clamp(128px, 16vw, 176px) 0 0; }
.hero > .wrap { position: relative; z-index: 1; }
.hero__grid {
  display: grid; gap: clamp(48px, 6vw, 72px);
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  align-items: center;
}
.hero__copy { display: grid; gap: 26px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px; justify-self: start;
  padding: 7px 14px 7px 10px; border: 1px solid var(--line); border-radius: 999px;
  font: 500 0.78rem/1 var(--font-body); color: var(--fg-2);
}
.eyebrow__dot { width: 7px; height: 7px; border-radius: 50%; background: var(--fg); box-shadow: 0 0 0 3px var(--line); }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 6px; }
.hero__note { font-size: 0.75rem; letter-spacing: 0.06em; color: var(--muted); }

.panel {
  border-radius: 10px; padding: 22px;
  box-shadow: 0 40px 80px -40px var(--shadow);
}
.panel__head {
  display: flex; justify-content: space-between; gap: 12px;
  font-size: 0.72rem; letter-spacing: 0.04em; color: var(--gray-500);
  padding-bottom: 16px; border-bottom: 1px solid var(--inv-line);
}
.panel__live { display: inline-flex; align-items: center; gap: 8px; color: var(--inv-2); }
.panel__live i { width: 6px; height: 6px; border-radius: 50%; background: var(--inv-fg); animation: pulse 2s infinite; }
@keyframes pulse { 50% { opacity: .25; } }
.panel__steps { display: grid; padding: 6px 0; }
.panel__steps li {
  display: grid; grid-template-columns: 32px 1fr auto; align-items: center; column-gap: 8px;
  padding: 14px 0; border-bottom: 1px solid var(--inv-line);
}
.panel__steps span { font-size: 0.72rem; color: var(--gray-500); }
.panel__steps b { font-weight: 500; font-size: 0.95rem; }
.panel__steps em { font-style: normal; font-size: 0.7rem; color: var(--gray-500); }
.panel__steps .is-done b { color: var(--gray-500); text-decoration: line-through; text-decoration-color: var(--inv-line); }
.panel__steps .is-active em { color: var(--inv-fg); }
.bar { grid-column: 2 / -1; height: 3px; margin-top: 12px; background: var(--inv-line); border-radius: 3px; overflow: hidden; }
.bar__fill { width: 62%; height: 100%; background: var(--inv-fg); transform-origin: left; animation: grow 1.6s .4s var(--ease) both; }
@keyframes grow { from { transform: scaleX(0); } }
.panel__log { display: grid; gap: 6px; padding-top: 16px; font-size: 0.72rem; color: var(--inv-2); }
.panel__log span { display: inline-block; width: 40px; color: var(--gray-500); }

.trust {
  display: grid; grid-template-columns: 220px 1fr; align-items: center; gap: 32px;
  margin-top: clamp(72px, 9vw, 112px);
  padding-top: 28px; padding-bottom: 28px;
  border-top: 1px solid var(--line);
}
.trust__logos { display: grid; grid-template-columns: repeat(4, 1fr); align-items: center; gap: clamp(20px, 4vw, 56px); }
.trust__logos li { display: flex; justify-content: center; }
.trust__logos--dup { display: none; }
.trust .logo { height: calc(34px * var(--h, 1)); max-width: 100%; color: var(--muted); transition: color .3s; }
.trust .logo:hover { color: var(--fg); }

/* ---------- Seções ---------- */
.section { position: relative; padding: clamp(88px, 11vw, 144px) 0; }
.section--tight { padding-top: clamp(40px, 6vw, 72px); }
.section--line { border-top: 1px solid var(--line); }
.section__head { display: grid; gap: 18px; margin-bottom: clamp(44px, 6vw, 72px); max-width: 760px; }
.section__head--row { max-width: none; grid-template-columns: 1fr minmax(0, 420px); align-items: end; gap: 24px 64px; }
.section__head--row > div { display: grid; gap: 18px; }
.section__intro { color: var(--fg-2); max-width: 36em; }

/* Serviços — linhas editoriais */
.services { border-top: 1px solid var(--line-strong); }
.service {
  position: relative;
  display: grid; grid-template-columns: 64px minmax(0, 1fr) minmax(0, 1.25fr) 250px; gap: 24px; align-items: baseline;
  padding: 34px 0; border-bottom: 1px solid var(--line);
  transition: padding .4s var(--ease);
}
.service::before {
  content: ""; position: absolute; inset: 0 calc(var(--gutter) * -1); z-index: -1;
  background: var(--inv-bg); transform: scaleY(0); transform-origin: bottom;
  transition: transform .45s var(--ease);
}
.service__n { font-size: 0.8rem; color: var(--muted); }
.service__title { font: 700 clamp(1.4rem, 2.4vw, 2rem)/1.1 var(--font-display); letter-spacing: -0.02em; }
.service__text { color: var(--fg-2); max-width: 34em; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tags li {
  padding: 5px 10px; border: 1px solid var(--line); border-radius: 999px;
  font-size: 0.68rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted);
  white-space: nowrap;
}
.service .tags { justify-content: flex-end; }
@media (hover: hover) and (min-width: 1021px) {
  .service:hover { padding-left: 24px; padding-right: 24px; }
  .service:hover::before { transform: scaleY(1); }
  .service:hover .service__title { color: var(--inv-fg); }
  .service:hover .service__text { color: var(--inv-2); }
  .service:hover .tags li { border-color: var(--inv-line); color: var(--inv-2); }
  .service * { transition: color .3s var(--ease), border-color .3s var(--ease); }
}

/* Cases */
.cases { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.case {
  display: grid; grid-template-rows: auto 1fr;
  border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; transition: border-color .3s var(--ease);
}
.case:hover { border-color: var(--line-strong); }
.case__logo {
  display: grid; place-items: center;
  aspect-ratio: 16 / 7;
  position: relative; overflow: hidden;
}
.case__logo::after {
  /* grid sutil herdado da página de construção do manual */
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(var(--inv-line) 1px, transparent 1px), linear-gradient(90deg, var(--inv-line) 1px, transparent 1px);
  background-size: 40px 40px; background-position: center;
  opacity: .55; pointer-events: none;
  -webkit-mask: radial-gradient(ellipse at center, transparent 30%, #000 85%);
          mask: radial-gradient(ellipse at center, transparent 30%, #000 85%);
}
.case__logo .logo { position: relative; z-index: 1; height: calc(clamp(52px, 6vw, 76px) * var(--h, 1)); max-width: 62%; transition: transform .5s var(--ease); }
.case:hover .case__logo .logo { transform: scale(1.04); }
.case__body { display: grid; gap: 12px; align-content: start; padding: 28px 28px 32px; }
.case__title { font: 700 1.6rem/1.1 var(--font-display); letter-spacing: -0.02em; }
.case__text { color: var(--fg-2); }
.case .tags { margin-top: 6px; }
.case__link {
  justify-self: start; display: inline-flex; gap: 6px; margin-top: 10px;
  font-size: 0.78rem; letter-spacing: 0.04em; color: var(--fg);
  text-decoration: none; border-bottom: 1px solid var(--line); padding-bottom: 2px;
  transition: border-color .2s;
}
.case__link:hover { border-color: var(--fg); }

/* Manifesto */
.statement { position: relative; overflow: hidden; padding: clamp(96px, 12vw, 160px) 0; }
.statement__grid { position: relative; z-index: 1; display: grid; gap: clamp(32px, 4vw, 48px); }
.statement__quote {
  font: 700 clamp(1.9rem, 4.2vw, 3.6rem)/1.08 var(--font-display);
  letter-spacing: -0.03em; max-width: 18em; text-wrap: balance;
}
.facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 64px; margin-top: 24px; border-top: 1px solid var(--inv-line); }
.facts > div { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1fr); gap: 24px; padding: 24px 0; border-bottom: 1px solid var(--inv-line); }
.facts dt { font-weight: 600; }
.facts dd { color: var(--inv-2); font-size: 0.95rem; }

/* Processo */
.steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 32px; position: relative; }
.steps::before { content: ""; position: absolute; left: 0; right: 0; top: 15px; height: 1px; background: var(--line); }
.step { position: relative; display: grid; gap: 14px; align-content: start; }
.step__n {
  display: grid; place-items: center; width: 31px; height: 31px;
  background: var(--bg); border: 1px solid var(--fg); border-radius: 50%;
  font-size: 0.72rem; position: relative;
}
.step:first-child .step__n { background: var(--fg); color: var(--bg); }
.step__title { font: 700 1.35rem/1.15 var(--font-display); letter-spacing: -0.015em; margin-top: 10px; }
.step p { color: var(--fg-2); font-size: 0.97rem; }
.step__time { font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }

/* FAQ */
.faq { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: clamp(40px, 6vw, 96px); align-items: start; }
.faq__head { display: grid; gap: 18px; position: sticky; top: 120px; }
.faq__list { border-top: 1px solid var(--line-strong); }
.qa { border-bottom: 1px solid var(--line); }
.qa summary {
  display: flex; justify-content: space-between; align-items: center; gap: 24px;
  padding: 24px 0; cursor: pointer; list-style: none;
  font: 600 1.1rem/1.35 var(--font-display); letter-spacing: -0.01em;
}
.qa summary h3 { font: inherit; letter-spacing: inherit; margin: 0; }
.qa summary::-webkit-details-marker { display: none; }
.qa summary i { position: relative; flex: none; width: 14px; height: 14px; }
.qa summary i::before, .qa summary i::after { content: ""; position: absolute; left: 0; top: 6.5px; width: 14px; height: 1.5px; background: currentColor; transition: transform .3s var(--ease); }
.qa summary i::after { transform: rotate(90deg); }
.qa[open] summary i::after { transform: rotate(0); }
.qa p { padding: 0 48px 26px 0; color: var(--fg-2); }

/* Contato */
.contact { position: relative; overflow: hidden; padding: clamp(96px, 12vw, 152px) 0; }
.contact__grid { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: clamp(48px, 7vw, 112px); align-items: start; }
.contact__copy { display: grid; gap: 24px; }
.contact__lead { color: var(--inv-2); max-width: 30em; font-size: 1.05rem; }
.direct { display: grid; margin-top: 16px; border-top: 1px solid var(--inv-line); }
.direct li { display: flex; justify-content: space-between; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--inv-line); }
.direct span { font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--gray-500); align-self: center; }
.direct a { text-decoration: none; text-align: right; overflow-wrap: anywhere; }
.direct a:hover { text-decoration: underline; text-underline-offset: 3px; }

.form { display: grid; gap: 22px; }
.form__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
.field { display: grid; gap: 8px; min-width: 0; border: 0; padding: 0; margin: 0; }
.field__label { font: 500 0.72rem/1.4 var(--font-mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--gray-500); padding: 0; }
.field__hint { margin-left: 0.6em; letter-spacing: 0.04em; text-transform: none; opacity: .75; }
.field input, .field select, .field textarea {
  width: 100%; min-width: 0;
  background: var(--inv-field); color: var(--inv-fg);
  border: 1px solid var(--inv-field); border-radius: var(--radius);
  padding: 14px 14px; font: 400 1rem/1.4 var(--font-body);
  transition: border-color .2s, background .2s;
  -webkit-appearance: none; appearance: none;
}
.field textarea { resize: vertical; min-height: 140px; }
.field select {
  background-image: linear-gradient(45deg, transparent 50%, var(--gray-500) 50%), linear-gradient(135deg, var(--gray-500) 50%, transparent 50%);
  background-position: calc(100% - 20px) 50%, calc(100% - 15px) 50%;
  background-size: 5px 5px; background-repeat: no-repeat; padding-right: 40px;
}
.field ::placeholder { color: var(--gray-500); }
.field input:hover, .field select:hover, .field textarea:hover { border-color: var(--gray-500); }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--inv-fg); }
.field [aria-invalid="true"] { border-color: var(--inv-fg); border-style: dashed; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips label { position: relative; cursor: pointer; }
.chips input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.chips span {
  display: inline-block; padding: 10px 16px; border: 1px solid var(--gray-500); border-radius: 999px;
  font-size: 0.92rem; color: var(--inv-2); transition: all .2s var(--ease);
}
.chips label:hover span { border-color: var(--inv-fg); }
.chips input:checked + span { background: var(--inv-fg); border-color: var(--inv-fg); color: var(--inv-bg); }
.chips input:focus-visible + span { outline: 2px solid var(--inv-fg); outline-offset: 2px; }
.hp { position: absolute !important; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form__foot { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 24px; margin-top: 4px; }
.form__legal { font-size: 0.82rem; color: var(--gray-500); max-width: 32em; }
.form__legal a { color: var(--inv-2); }
.form__status { min-height: 1.4em; font-size: 0.92rem; color: var(--inv-2); }
.form__status.is-error { color: var(--inv-fg); }
.form__status.is-error::before { content: "× "; }

.sent { display: grid; gap: 20px; align-content: start; padding: 40px; border: 1px solid var(--gray-500); border-radius: var(--radius); }
.sent:focus { outline: none; }
.sent__title { font: 800 clamp(1.8rem, 3.4vw, 2.6rem)/1.05 var(--font-display); letter-spacing: -0.03em; }
.sent .btn { justify-self: start; }

/* Rodapé */
.footer { border-top: 1px solid var(--inv-line); padding: 56px 0 32px; }
.footer__grid { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; gap: 32px 64px; align-items: start; }
.footer__about { display: grid; gap: 18px; max-width: 26em; }
.footer__about p { color: var(--gray-500); font-size: 0.9rem; }
.footer__brand { display: block; width: 140px; }
.footer__nav, .footer__contact { display: grid; gap: 10px; align-content: start; }
.footer a { text-decoration: none; color: var(--inv-2); font-size: 0.95rem; }
.footer a:hover { color: var(--inv-fg); }
.footer__legal { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px 24px; margin-top: 56px; padding-top: 24px; border-top: 1px solid var(--inv-line); font-size: 0.72rem; letter-spacing: 0.08em; color: var(--gray-500); }
.footer__legal nav { display: flex; gap: 20px; }
.footer__legal a { font-size: inherit; color: var(--gray-500); }

/* ---------- Páginas legais ---------- */
.legal { padding: clamp(128px, 14vw, 168px) 0 clamp(80px, 10vw, 120px); }
.legal__head { display: grid; gap: 18px; padding-bottom: 40px; margin-bottom: 48px; border-bottom: 1px solid var(--line); }
.legal__meta { font-size: 0.75rem; letter-spacing: 0.06em; color: var(--muted); }
.legal__grid { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: clamp(32px, 6vw, 96px); align-items: start; }
.legal__toc { position: sticky; top: 120px; display: grid; gap: 8px; font-size: 0.85rem; }
.legal__toc a { color: var(--muted); text-decoration: none; }
.legal__toc a:hover { color: var(--fg); }
.prose { max-width: 44em; color: var(--fg-2); }
.prose h2 { font: 700 1.4rem/1.2 var(--font-display); letter-spacing: -0.015em; color: var(--fg); margin: 48px 0 14px; scroll-margin-top: 110px; }
.prose h2:first-child { margin-top: 0; }
.prose p, .prose ul { margin: 0 0 14px; }
.prose ul { list-style: disc; padding-left: 1.2em; }
.prose li { margin-bottom: 6px; }
.prose strong { color: var(--fg); font-weight: 600; }
.prose a { text-decoration: underline; text-underline-offset: 3px; }
.prose table { width: 100%; border-collapse: collapse; margin: 6px 0 18px; font-size: 0.92rem; }
.prose th, .prose td { text-align: left; padding: 10px 12px 10px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
.prose th { font: 500 0.7rem/1.4 var(--font-mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }

/* 404 */
.notfound { min-height: 100vh; display: grid; place-items: center; text-align: center; padding: 120px var(--gutter); }
.notfound .wrap { display: grid; gap: 22px; justify-items: center; }

/* ---------- Revelação ao rolar ---------- */
.js [data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .8s var(--ease), transform .8s var(--ease); transition-delay: var(--d, 0s); }
.js [data-reveal].is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js [data-reveal] { opacity: 1; transform: none; transition: none; }
  .trust__marquee { overflow-x: auto; }
  .trust__logos--dup { display: none !important; }
  *, *::before, *::after { animation: none !important; transition-duration: 0s !important; }
}

/* ---------- Responsivo ---------- */
@media (max-width: 1020px) {
  .hero__grid { grid-template-columns: 1fr; }
  .panel { max-width: 560px; }
  .trust { grid-template-columns: 1fr; gap: 20px; }
  .service { grid-template-columns: 48px minmax(0, 1fr); row-gap: 12px; }
  .service__text, .service .tags { grid-column: 2; }
  .service .tags { justify-content: flex-start; }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 48px; }
  .steps::before { display: none; }
  .facts { grid-template-columns: 1fr; }
  .faq, .contact__grid { grid-template-columns: 1fr; }
  .faq__head { position: static; }
  .legal__grid { grid-template-columns: 1fr; }
  .legal__toc { position: static; padding-bottom: 24px; border-bottom: 1px solid var(--line); }
}
@media (max-width: 760px) {
  .section__head--row { grid-template-columns: 1fr; }
  .cases { grid-template-columns: 1fr; }
  /* Carrossel contínuo: duas cópias da lista andando juntas; ao chegar em -50% o loop é invisível. */
  .trust__marquee {
    overflow: hidden; margin: 0 calc(var(--gutter) * -1); padding: 6px 0;
    -webkit-mask: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
            mask: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  }
  .trust__track { display: flex; width: max-content; animation: marquee 18s linear infinite; }
  .trust__logos, .trust__logos--dup { display: flex; flex: none; gap: 48px; padding-right: 48px; }
  .trust__logos li { flex: none; }
  .trust .logo { height: calc(30px * var(--h, 1)); }
  @keyframes marquee { to { transform: translateX(-50%); } }
  .facts > div { grid-template-columns: 1fr; gap: 6px; }
  .form__grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .footer__about { grid-column: 1 / -1; }
  .sent { padding: 28px 20px; }
  .prose table, .prose thead, .prose tbody, .prose tr, .prose th, .prose td { display: block; }
  .prose thead { display: none; }
  .prose td { padding: 4px 0; border: 0; }
  .prose tr { padding: 10px 0; border-bottom: 1px solid var(--line); }
}
@media (max-width: 520px) {
  .hero__actions .btn { flex: 1 1 100%; }
  .steps { grid-template-columns: 1fr; }
  .service { grid-template-columns: 1fr; }
  .service__text, .service .tags { grid-column: auto; }
  .case__body { padding: 22px 20px 26px; }
  .qa p { padding-right: 0; }
  .panel { padding: 18px; }
  .panel__head { flex-direction: column; }
}