/* ===== Clavê — Design System ===== */
:root {
  --petroleo: #005157;
  --floresta: #163C3F;
  --branco-antigo: #F3E9DD;
  --cinza-quente: #E0D5CA;
  --grao-negro: #2B2B28;
  --branco: #FFFFFF;
  --indigo: #4B0077;
  --violeta: #720049;
  --folha-prata: #62B78A;

  --font-display: "Zalando Sans Expanded", "Zalando Sans", system-ui, sans-serif;
  --font-ui: "Zalando Sans Semi Expanded", "Zalando Sans SemiExpanded", "Zalando Sans", system-ui, sans-serif;
  --font-serif: "EB Garamond", "Garamond", "Times New Roman", serif;

  --s1: 8px;  --s2: 16px; --s3: 24px; --s4: 32px;
  --s5: 48px; --s6: 64px; --s7: 96px; --s8: 128px; --s9: 176px;

  --container: 1280px;
  --container-narrow: 960px;

  --ease: cubic-bezier(.2,.7,.2,1);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-serif);
  background: var(--branco-antigo);
  color: var(--grao-negro);
  font-size: 18px;
  line-height: 1.55;
  font-feature-settings: "liga", "kern";
  text-rendering: optimizeLegibility;
}

/* ---- Type ---- */
.display-xl, .display-l, .display-m, .display-s,
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1;
  text-wrap: balance;
  margin: 0;
}
.display-xl { font-size: clamp(48px, 7.2vw, 120px); line-height: .96; letter-spacing: -0.03em; font-weight: 700; }
.display-l  { font-size: clamp(40px, 5.2vw, 80px);  line-height: 1; letter-spacing: -0.025em; font-weight: 600; }
.display-m  { font-size: clamp(28px, 3.2vw, 48px); line-height: 1.05; letter-spacing: -0.015em; font-weight: 500; }
.display-s  { font-size: clamp(22px, 2vw, 32px); line-height: 1.15; letter-spacing: -0.01em; font-weight: 500; }

.ui, .eyebrow {
  font-family: var(--font-ui);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 13px;
}

.body-l { font-size: 22px; line-height: 1.5; }
.body-m { font-size: 18px; line-height: 1.55; }
.body-s { font-size: 15px; line-height: 1.55; }

p { text-wrap: pretty; margin: 0; }
p + p { margin-top: 1em; }

a { color: inherit; text-decoration: none; }

/* ---- Layout helpers ---- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--s4);
}
.container-narrow {
  width: 100%;
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 var(--s4);
}

section { padding: var(--s6) 0; position: relative; }
@media (max-width: 768px) { section { padding: var(--s5) 0; } }

.bg-petroleo { background: var(--petroleo); color: var(--branco-antigo); }
.bg-floresta { background: var(--floresta); color: var(--branco-antigo); }
.bg-antigo   { background: var(--branco-antigo); color: var(--grao-negro); }
.bg-cinza    { background: var(--cinza-quente); color: var(--grao-negro); }
.bg-negro    { background: var(--grao-negro); color: var(--branco-antigo); }

/* ---- Padronagem tiles ---- */
.pattern-petroleo {
  background-color: var(--petroleo);
  background-image: url('assets/padronagem-petroleo.png');
  background-size: 620px auto;
  background-repeat: repeat;
}
.pattern-floresta {
  background-color: var(--floresta);
  background-image: url('assets/padronagem-floresta.png');
  background-size: 620px auto;
  background-repeat: repeat;
}
.pattern-claro {
  background-color: var(--branco-antigo);
  background-image: url('assets/padronagem-claro.png');
  background-size: 620px auto;
  background-repeat: repeat;
}

/* ---- Buttons / Links ---- */
.btn {
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  gap: 10px;
  padding: 16px 28px;
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 999px;
  border: 1px solid currentColor;
  background: transparent;
  color: currentColor;
  cursor: pointer;
  transition: background .25s var(--ease), color .25s var(--ease), transform .25s var(--ease);
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: var(--petroleo);
  color: var(--branco-antigo);
  border-color: var(--petroleo);
}
.btn-primary:hover { background: var(--floresta); border-color: var(--floresta); }
.btn-ghost-light {
  color: var(--branco-antigo);
  border-color: var(--branco-antigo);
}
.btn-ghost-light:hover { background: var(--branco-antigo); color: var(--petroleo); }
.btn-ghost-dark {
  color: var(--petroleo);
  border-color: var(--petroleo);
}
.btn-ghost-dark:hover { background: var(--petroleo); color: var(--branco-antigo); }

.link-inline {
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: gap .25s var(--ease);
}
.link-inline:hover { gap: 14px; }

/* ---- Placeholder para imagens ---- */
.img-placeholder {
  position: relative;
  background:
    repeating-linear-gradient(135deg,
      rgba(0,0,0,0) 0 14px,
      rgba(0,0,0,.04) 14px 15px);
  background-color: var(--cinza-quente);
  color: var(--grao-negro);
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  overflow: hidden;
  border-radius: 4px;
}
.img-placeholder.dark {
  background-color: color-mix(in oklab, var(--floresta) 90%, black);
  color: var(--branco-antigo);
  background-image:
    repeating-linear-gradient(135deg,
      rgba(255,255,255,0) 0 14px,
      rgba(255,255,255,.05) 14px 15px);
}
.img-placeholder .tag {
  font-family: "JetBrains Mono", "SFMono-Regular", ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0.04em;
  padding: 10px 12px;
  background: rgba(0,0,0,.08);
  backdrop-filter: blur(2px);
}
.img-placeholder.dark .tag { background: rgba(255,255,255,.08); }

/* ---- Eyebrow label with line ---- */
.eyebrow-line {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-ui);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: currentColor;
  opacity: .8;
}
.eyebrow-line::before {
  content: "";
  width: 28px;
  height: 1px;
  background: currentColor;
  opacity: .6;
}

/* ---- Rule ---- */
.rule { height: 1px; background: currentColor; opacity: .2; width: 100%; }

/* ---- Header ---- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  backdrop-filter: blur(10px);
  background: color-mix(in oklab, var(--branco-antigo) 78%, transparent);
  border-bottom: 1px solid color-mix(in oklab, var(--grao-negro) 10%, transparent);
  transition: background .35s var(--ease), color .35s var(--ease);
}
.site-header.on-dark {
  background: color-mix(in oklab, var(--petroleo) 70%, transparent);
  color: var(--branco-antigo);
  border-bottom-color: color-mix(in oklab, var(--branco-antigo) 18%, transparent);
}
.site-header .inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 14px var(--s4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s4);
}
.nav-links {
  display: flex;
  gap: 28px;
  font-family: var(--font-ui);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: 0.06em;
}
.nav-links a { opacity: .72; transition: opacity .2s var(--ease); }
.nav-links a:hover { opacity: 1; }

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.01em;
}
.brand img { display: block; height: 34px; width: auto; transition: opacity .25s var(--ease); }
.brand .brand-neg { display: none; }
.site-header.on-dark .brand .brand-pos { display: none; }
.site-header.on-dark .brand .brand-neg {
  display: block;
  /* PNG negativo tem padding transparente (~42% vertical, ~9.87% lateral).
     Escalamos por 1.73x e cortamos com margens negativas para igualar a
     bounding box visual da logo positiva. */
  height: 59px;
  margin-top: -13px;
  margin-bottom: -13px;
  margin-left: -15px;
  margin-right: -15px;
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: 0;
  color: inherit;
  font-family: var(--font-ui);
  font-size: 13px;
  letter-spacing: .08em;
  text-transform: uppercase;
  cursor: pointer;
  padding: 8px 0;
}

@media (max-width: 960px) {
  .site-header .inner .btn,
  .site-header .inner .nav-links { display: none; }
  .mobile-toggle { display: inline-flex; }
  .site-header.nav-open .nav-links {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--branco-antigo);
    color: var(--grao-negro);
    padding: var(--s3) var(--s4);
    gap: 18px;
    border-bottom: 1px solid color-mix(in oklab, var(--grao-negro) 10%, transparent);
  }
  .site-header.on-dark.nav-open .nav-links {
    background: var(--petroleo);
    color: var(--branco-antigo);
  }
}

/* ---- Footer ---- */
.site-footer { padding: var(--s7) 0 var(--s4); }
.foot-list { list-style:none; padding:0; margin:0; display:grid; gap:10px; font-family:var(--font-ui); font-size:14px; }
.foot-list a { opacity:.8; }
.foot-list a:hover { opacity:1; }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: var(--s5); align-items: start; }
@media (max-width: 768px) { .footer-grid { grid-template-columns: 1fr !important; } }

/* ---- Utility ---- */
.center-text { text-align: center; }
.grid { display: grid; gap: var(--s4); }
.flex { display: flex; }
.gap-s { gap: var(--s2); }
.gap-m { gap: var(--s4); }
.gap-l { gap: var(--s6); }

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .9s var(--ease), transform .9s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* =========================================================
   HERO — Floresta (home)
   ========================================================= */
.hero-f-stage {
  position: relative;
  max-width: 1920px;
  margin: 0 auto;
  height: 100vh;
  min-height: 640px;
}
.hero-f-stage .hero-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: right center;
}
.hero-f-stage .hero-title-wrap {
  position: absolute;
  top: 100px;
  left: 0;
  right: 0;
  height: calc(58% - 100px);
  display: flex;
  align-items: flex-start;
  pointer-events: none;
}
.hero-f-stage .hero-title-wrap .container { pointer-events: auto; }
.hero-f-title {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.028em;
  line-height: 0.98;
  margin: 0;
  max-width: min(640px, calc(68vw - 32px));
  font-size: clamp(28px, 4.2vw, 68px);
  text-wrap: balance;
  color: var(--branco-antigo);
}
.hero-f-stage .hero-sub-wrap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 32%;
  display: flex;
  align-items: center;
}
.hero-f-sub {
  max-width: min(560px, calc(68vw - 32px));
  margin: 28px 0 0;
  color: color-mix(in oklab, var(--branco-antigo) 88%, transparent);
}
@media (max-width: 1100px) {
  .hero-f-title { font-size: clamp(26px, 3.8vw, 44px); }
}
@media (max-width: 860px) {
  .hero-f-stage { display: flex; flex-direction: column; padding-top: 100px; height: auto; min-height: 0; }
  .hero-f-stage .hero-img { display: none; }
  .hero-f-stage .hero-title-wrap,
  .hero-f-stage .hero-sub-wrap { position: static; height: auto; display: block; }
  .hero-f-stage .hero-title-wrap .container,
  .hero-f-stage .hero-sub-wrap .container { padding-top: 8px; padding-bottom: 8px; }
  .hero-f-title, .hero-f-sub { max-width: 100%; }
  .hero-f-title { font-size: clamp(32px, 7vw, 48px); }
  .hero-f-stage .hero-sub-wrap { margin-top: 24px; padding-bottom: 40px; }
}

/* =========================================================
   PROVA RÁPIDA
   ========================================================= */
.prova-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid color-mix(in oklab, var(--branco-antigo) 28%, transparent);
}
.prova-cell {
  padding: var(--s4) var(--s3) var(--s5);
  border-right: 1px solid color-mix(in oklab, var(--branco-antigo) 20%, transparent);
}
.prova-cell:last-child { border-right: 0; }
.prova-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -.005em;
  color: var(--branco-antigo);
}
.prova-logo {
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
}
.prova-logo img {
  max-height: 100%;
  max-width: 160px;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
}
/* Logos com canvas quadrado têm mais padding vertical; compensamos para
   igualar o peso visual ao das logos horizontais. */
.prova-logo--square { height: 88px; margin: -22px 0; }
.prova-logo--square img { max-width: 120px; }
@media (max-width: 960px) {
  .prova-grid { grid-template-columns: 1fr 1fr; }
  .prova-cell { border-right: 0; border-bottom: 1px solid color-mix(in oklab, var(--branco-antigo) 20%, transparent); }
}
@media (max-width: 560px) { .prova-grid { grid-template-columns: 1fr; } }

/* =========================================================
   SOBRE (home)
   ========================================================= */
.sobre-wrap { display: grid; gap: 0; }
.sobre-block--a, .sobre-block--b {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--s6);
  align-items: start;
  min-height: 680px;
  padding-top: var(--s5);
  padding-bottom: var(--s5);
}
.sobre-block--b { grid-template-columns: 2fr 1fr; }
.sobre-side { display: block; min-width: 0; }
.sobre-side--left .eyebrow-line { text-align: left; }
.sobre-side--right .eyebrow-line { text-align: right; }
.sobre-side--right .eyebrow-line::before { display: none; }
.sobre-side--right .eyebrow-line::after {
  content: ""; display: inline-block; width: 24px; height: 1px;
  background: currentColor; vertical-align: middle; margin-left: 12px; opacity: .6;
}
.sobre-content { align-self: start; padding-top: 8px; }
.sobre-foto-abs {
  position: absolute;
  left: calc(50% - 50vw - 40px);
  bottom: 0;
  top: auto;
  height: 560px;
  width: 55%;
  background-repeat: no-repeat;
  background-size: auto 100%;
  background-position: left bottom;
  pointer-events: none;
  z-index: 0;
}
.sobre-foto-abs.sobre-foto--right {
  left: auto;
  right: calc(50% - 50vw - 40px);
  background-position: right bottom;
}
.sobre-block--a .sobre-side,
.sobre-block--a .sobre-content,
.sobre-block--b .sobre-side,
.sobre-block--b .sobre-content { position: relative; z-index: 1; }
.sobre-rule { height: 0.5px; background: color-mix(in oklab, var(--grao-negro) 20%, transparent); margin: 0; }
@media (max-width: 960px) {
  .sobre-block--a, .sobre-block--b {
    grid-template-columns: 1fr;
    gap: var(--s3);
    min-height: 0;
  }
  .sobre-block--b { display: flex; flex-direction: column; }
  .sobre-block--b .sobre-side--right { order: 0; }
  .sobre-block--b .sobre-content { order: 1; }
  .sobre-block--b .sobre-side--right .eyebrow-line { text-align: left; }
  .sobre-block--b .sobre-side--right .eyebrow-line::after { display: none; }
  .sobre-foto-abs { display: none; }
}

/* =========================================================
   ATUAÇÃO
   ========================================================= */
.atuacao-list {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid color-mix(in oklab, var(--grao-negro) 20%, transparent);
}
.atuacao-row { border-bottom: 1px solid color-mix(in oklab, var(--grao-negro) 20%, transparent); }
.atuacao-head {
  width: 100%;
  display: grid;
  grid-template-columns: 60px 1fr 40px;
  align-items: start;
  gap: var(--s3);
  padding: 28px 0;
  background: transparent;
  border: 0;
  cursor: pointer;
  text-align: left;
  color: inherit;
  font: inherit;
}
.atuacao-head .num { font-family: var(--font-ui); font-size: 12px; letter-spacing: .08em; opacity: .6; padding-top: 8px; }
.atuacao-head .tit { font-family: var(--font-display); font-size: clamp(20px, 2vw, 28px); font-weight: 500; letter-spacing: -.01em; line-height: 1.2; max-width: 900px; }
.atuacao-head .chev { font-family: var(--font-ui); font-size: 20px; text-align: right; color: var(--petroleo); padding-top: 6px; }
.atuacao-row.is-open .tit { color: var(--petroleo); }
.atuacao-row.is-open .chev::before { content: "—"; }
.atuacao-row:not(.is-open) .chev::before { content: "+"; }
.atuacao-body { padding: 4px 60px 48px; display: none; }
.atuacao-row.is-open .atuacao-body { display: block; }
.frentes-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--s4) var(--s5);
  border-top: 1px solid color-mix(in oklab, var(--grao-negro) 14%, transparent);
  padding-top: var(--s4);
}
.frente-num { font-family: var(--font-ui); font-size: 11px; letter-spacing: .08em; opacity: .5; margin-bottom: 8px; }
.frente-title { font-family: var(--font-display); font-weight: 500; font-size: 18px; letter-spacing: -.005em; margin-bottom: 8px; color: var(--petroleo); }
@media (max-width: 768px) {
  .atuacao-body { padding-left: 0; padding-right: 0; }
  .frentes-grid { grid-template-columns: 1fr; }
}

/* =========================================================
   TECNOLOGIA & IA
   ========================================================= */
.tec-grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: var(--s6); align-items: start; }
.tec-list { margin-top: var(--s5); border-top: 1px solid color-mix(in oklab, var(--branco-antigo) 25%, transparent); }
.tec-row { display: grid; grid-template-columns: 1fr 1.4fr; gap: var(--s4); padding: 22px 0; border-bottom: 1px solid color-mix(in oklab, var(--branco-antigo) 18%, transparent); align-items: baseline; }
.tec-title { font-family: var(--font-display); font-weight: 500; font-size: 20px; letter-spacing: -.005em; }
.tec-desc { font-size: 16px; line-height: 1.5; opacity: .85; }
@media (max-width: 960px) { .tec-grid, .tec-row { grid-template-columns: 1fr !important; } }

/* =========================================================
   CASES GRID (home)
   ========================================================= */
#cases .display-l { font-size: clamp(28px, 3.2vw, 48px); letter-spacing: -0.015em; line-height: 1.05; font-weight: 500; }
#sobre .display-l,
#atuacao .display-l { font-size: clamp(32px, 4.2vw, 64px); letter-spacing: -0.02em; line-height: 1.05; }
.cases-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s5); }
@media (max-width: 1100px) { .cases-grid { grid-template-columns: 1fr 1fr; } }
.case-card { background: var(--branco-antigo); border: 1px solid color-mix(in oklab, var(--grao-negro) 10%, transparent); border-radius: 4px; overflow: hidden; display: grid; color: inherit; text-decoration: none; }
.case-card:hover h3 { color: var(--petroleo); }
.case-card .img-placeholder { aspect-ratio: 16/10; }
.case-body { padding: var(--s4); }
.case-body h3 { font-family: var(--font-display); font-size: 24px; font-weight: 500; letter-spacing: -.01em; line-height: 1.2; margin-top: 8px; }
.result-list { list-style: none; padding: 0; margin: 18px 0 0; display: grid; gap: 8px; font-family: var(--font-ui); font-size: 13px; }
.result-list .arrow { color: var(--petroleo); }
@media (max-width: 860px) { .cases-grid { grid-template-columns: 1fr; } }

/* =========================================================
   INSIGHTS
   ========================================================= */
.insights-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s5); }
.insight-card { display: block; color: inherit; text-decoration: none; }
.insight-card:hover h3 { color: var(--petroleo); }
.insight-card .img-placeholder { aspect-ratio: 5/3; }
.insight-card h3 { font-family: var(--font-display); font-size: 22px; font-weight: 500; letter-spacing: -.005em; line-height: 1.25; }
@media (max-width: 900px) { .insights-grid { grid-template-columns: 1fr; } }

/* =========================================================
   CONTATO
   ========================================================= */
#contato { position: relative; overflow: hidden; }
#contato .display-xl { font-size: clamp(28px, 3.2vw, 48px); letter-spacing: -0.02em; line-height: 1.05; font-weight: 600; }
.contato-pattern {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 280px;
  background-image: url('assets/padronagem-floresta-maior.png');
  background-repeat: repeat-x;
  background-position: top left;
  background-size: auto 280px;
  transform: scaleY(-1);
  transform-origin: center;
  pointer-events: none;
  opacity: .9;
  z-index: 0;
}
.contato-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: var(--s6); align-items: start; }
.form-card { display: grid; gap: 18px; padding: var(--s4); border: 1px solid color-mix(in oklab, var(--branco-antigo) 25%, transparent); border-radius: 4px; background: color-mix(in oklab, var(--branco-antigo) 5%, transparent); position: relative; }

/* ---- Form status (AJAX feedback) ---- */
.form-status {
  font-family: var(--font-ui);
  font-size: 13px;
  letter-spacing: .04em;
  line-height: 1.5;
  padding: 14px 16px;
  border-radius: 4px;
  display: none;
}
.form-card.is-submitting .form-status,
.form-card.is-success .form-status,
.form-card.is-error .form-status {
  display: block;
}
.form-card.is-success .form-status {
  background: color-mix(in oklab, var(--folha-prata) 22%, transparent);
  border: 1px solid color-mix(in oklab, var(--folha-prata) 60%, transparent);
  color: var(--branco-antigo);
}
.form-card.is-error .form-status {
  background: color-mix(in oklab, #c84a4a 22%, transparent);
  border: 1px solid color-mix(in oklab, #c84a4a 60%, transparent);
  color: var(--branco-antigo);
}
.form-card.is-success .field,
.form-card.is-success > button[type="submit"] {
  opacity: .35;
  pointer-events: none;
  transition: opacity .35s var(--ease);
}
.form-card.is-submitting > button[type="submit"] {
  opacity: .7;
  pointer-events: none;
}
.field { display: grid; gap: 8px; }
.field label { font-family: var(--font-ui); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; opacity: .75; }
.field input, .field textarea {
  background: transparent;
  border: 0;
  border-bottom: 1px solid color-mix(in oklab, var(--branco-antigo) 40%, transparent);
  color: var(--branco-antigo);
  font-family: var(--font-serif);
  font-size: 16px;
  padding: 8px 2px;
  resize: vertical;
}
.field input:focus, .field textarea:focus { outline: none; border-bottom-color: var(--branco-antigo); }
.field input::placeholder, .field textarea::placeholder { color: color-mix(in oklab, var(--branco-antigo) 50%, transparent); }
@media (max-width: 900px) {
  .contato-grid { grid-template-columns: 1fr; }
  .contato-pattern { height: 180px; background-size: auto 180px; }
}

/* =========================================================
   CASE PAGE — Hero floresta
   ========================================================= */
.case-hero-f-stage {
  position: relative;
  max-width: 1920px;
  margin: 0 auto;
  min-height: 88vh;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
}
.case-hero-f-content { display: flex; align-items: center; padding-top: 120px; padding-bottom: var(--s6); }
.case-hero-f-img { position: relative; min-height: 88vh; }
.case-hero-f-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.case-hero-title {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.028em;
  line-height: 1.02;
  margin: 0;
  font-size: clamp(32px, 4.4vw, 64px);
  text-wrap: balance;
  max-width: 620px;
}
@media (max-width: 900px) {
  .case-hero-f-stage { grid-template-columns: 1fr; min-height: 0; }
  .case-hero-f-img { min-height: 420px; order: 2; }
  .case-hero-f-content { padding-top: 120px; order: 1; }
}

/* Two-col case sections */
.case-two-col {
  display: grid;
  grid-template-columns: 1fr 2.2fr;
  gap: var(--s6);
  align-items: start;
}
.case-col-body { max-width: 780px; }
@media (max-width: 900px) {
  .case-two-col { grid-template-columns: 1fr; gap: var(--s4); }
}

.cap-list {
  list-style: none; padding: 0; margin: 0;
  border-top: 1px solid color-mix(in oklab, var(--grao-negro) 14%, transparent);
}
.cap-list li {
  font-family: var(--font-display);
  font-size: clamp(20px, 2vw, 28px);
  font-weight: 500;
  letter-spacing: -.01em;
  padding: 24px 0;
  border-bottom: 1px solid color-mix(in oklab, var(--grao-negro) 14%, transparent);
}

.impacto-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid color-mix(in oklab, var(--branco-antigo) 28%, transparent);
}
.impacto-grid--2 { grid-template-columns: repeat(2, 1fr); }
.impacto-grid--3 { grid-template-columns: repeat(3, 1fr); }
.impacto-grid--4 { grid-template-columns: repeat(4, 1fr); }
.impacto-grid--uniform .impacto-card { min-height: 0; align-content: start; }
.impacto-text {
  font-family: var(--font-display);
  font-size: clamp(18px, 1.6vw, 22px);
  font-weight: 500;
  line-height: 1.35;
  letter-spacing: -.01em;
  margin: 0;
  max-width: 320px;
  text-wrap: balance;
  color: var(--branco-antigo);
  opacity: .92;
}
@media (max-width: 1100px) {
  .impacto-grid--4 { grid-template-columns: repeat(2, 1fr); }
  .impacto-grid--4 .impacto-card:nth-child(2) { border-right: 0; }
}
.impacto-card {
  padding: var(--s5) var(--s3) var(--s6);
  border-right: 1px solid color-mix(in oklab, var(--branco-antigo) 20%, transparent);
  display: grid;
  gap: 32px;
  align-content: space-between;
  min-height: 320px;
}
.impacto-card:last-child { border-right: 0; }
.impacto-num {
  font-family: var(--font-display);
  font-size: clamp(44px, 5.4vw, 80px);
  font-weight: 400;
  letter-spacing: -.02em;
  line-height: 1;
  color: var(--branco-antigo);
  text-wrap: balance;
}
.impacto-label {
  font-family: var(--font-display);
  font-size: clamp(18px, 1.6vw, 22px);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -.01em;
  max-width: 300px;
  text-wrap: balance;
  opacity: .88;
}
@media (max-width: 900px) {
  .impacto-grid { grid-template-columns: 1fr; }
  .impacto-card { border-right: 0; border-bottom: 1px solid color-mix(in oklab, var(--branco-antigo) 20%, transparent); min-height: 0; }
  .impacto-card:last-child { border-bottom: 0; }
}

.outros-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s5); }
.outro-card { display: grid; gap: 18px; text-decoration: none; color: inherit; }
.outro-card:hover h3 { color: var(--petroleo); }
.outro-card .img-placeholder { aspect-ratio: 16/10; }
.outro-card h3 { font-family: var(--font-display); font-size: 22px; font-weight: 500; letter-spacing: -.01em; line-height: 1.2; }
.case-card-img { aspect-ratio: 16/10; overflow: hidden; border-radius: 4px; background: var(--cinza-quente); }
.case-card-img img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .6s var(--ease); }
.outro-card:hover .case-card-img img,
.case-card:hover .case-card-img img { transform: scale(1.03); }
.case-card .case-card-img { border-radius: 0; aspect-ratio: 16/10; }
@media (max-width: 900px) { .outros-grid { grid-template-columns: 1fr; } }

/* =========================================================
   SOBRE PAGE
   ========================================================= */
.sobre-hero-fl {
  display: grid;
  grid-template-columns: 1fr 3fr;
  gap: var(--s6);
  align-items: start;
}
.sobre-hero-fl__title { grid-column: 2; margin: 0; max-width: 1100px; text-wrap: balance; }
.sobre-hero-fl__sub { grid-column: 2; max-width: 720px; margin-top: 40px; }
@media (max-width: 900px) {
  .sobre-hero-fl { grid-template-columns: 1fr; gap: var(--s3); }
  .sobre-hero-fl__title, .sobre-hero-fl__sub { grid-column: 1; }
}

.quemsomos-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: var(--s6);
  align-items: center;
}
.quemsomos-text { padding-top: var(--s3); }
.quemsomos-text p { opacity: .88; }
.quemsomos-text p + p { margin-top: 28px; }
.quemsomos-photo {
  position: relative;
  border-radius: 4px;
  overflow: hidden;
  aspect-ratio: 1 / 1;
  background: var(--cinza-quente);
}
.quemsomos-photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
@media (max-width: 900px) {
  .quemsomos-grid { grid-template-columns: 1fr; gap: var(--s4); }
  .quemsomos-photo { aspect-ratio: 4 / 3; }
}

.pullquote { max-width: 1200px; margin: 0 auto; position: relative; }
.pullquote__body {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 60px);
  font-weight: 400;
  letter-spacing: -.02em;
  line-height: 1.1;
  margin: 0;
  text-wrap: balance;
  position: relative;
}

.acreditamos-list {
  list-style: none; margin: 0; padding: 0;
  border-top: 1px solid color-mix(in oklab, var(--grao-negro) 18%, transparent);
}
.acreditamos-item {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--s5);
  padding: var(--s4) 0;
  border-bottom: 1px solid color-mix(in oklab, var(--grao-negro) 14%, transparent);
  align-items: start;
}
.acreditamos-item__left { display: grid; gap: 14px; align-content: start; }
.acreditamos-num { font-family: var(--font-ui); font-size: 12px; font-weight: 500; letter-spacing: .12em; color: var(--petroleo); }
.acreditamos-lead {
  font-family: var(--font-display);
  font-size: clamp(22px, 2vw, 30px);
  font-weight: 500;
  letter-spacing: -.01em;
  line-height: 1.25;
  margin: 0;
  text-wrap: balance;
  max-width: 28ch;
}
.acreditamos-item__right { padding-top: 28px; }
.acreditamos-resto { opacity: .82; margin: 0; max-width: 62ch; }
@media (max-width: 820px) {
  .acreditamos-item { grid-template-columns: 1fr; gap: var(--s2); }
  .acreditamos-item__right { padding-top: 0; }
}

.comoatuamos-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s6);
  align-items: start;
}
.comoatuamos-text { max-width: 560px; }
.comoatuamos-text p { opacity: .88; }
.comoatuamos-text p + p { margin-top: 28px; }
.comoatuamos-photo {
  position: sticky;
  top: 100px;
  border-radius: 4px;
  overflow: hidden;
  aspect-ratio: 4 / 5;
  background: var(--cinza-quente);
}
.comoatuamos-photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
@media (max-width: 900px) {
  .comoatuamos-grid { grid-template-columns: 1fr; gap: var(--s4); }
  .comoatuamos-photo { position: static; aspect-ratio: 16/9; }
}

.sobre-two-col {
  display: grid;
  grid-template-columns: 1fr 2.2fr;
  gap: var(--s6);
  align-items: start;
}
.sobre-two-col__body { max-width: 820px; }
.sobre-two-col__body p { opacity: .88; }
.sobre-two-col__body p + p { margin-top: 28px; }
@media (max-width: 900px) {
  .sobre-two-col { grid-template-columns: 1fr; gap: var(--s3); }
}