/* Proatto Engenharia — Home
   Sistema: paleta extraída da nova logo + Ancizar Sans
*/

:root {
  --navy: #131A24;
  --black: #121315;
  --gold: #B28A42;
  --gold-soft: #C9A661;
  --gold-deep: #8B6A2E;
  --cream: #F9F4EE;
  --cream-2: #F1EADE;
  --moss: #7F7C6B;
  --moss-soft: #A8A593;
  --red-alert: #B6483A;
  --ok: #5C8F62;

  --serif: "Ancizar Sans", "Ancizar Serif", Georgia, serif;
  --sans: "Ancizar Sans", ui-sans-serif, system-ui, -apple-system, sans-serif;
  --mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --maxw: 1280px;
  --pad-x: clamp(20px, 4vw, 64px);
  --section-pad-y: clamp(72px, 9vw, 140px);

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  background: var(--cream);
  color: var(--navy);
  font-family: var(--sans);
  font-feature-settings: "ss01", "cv01", "cv11";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body { overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }

::selection { background: var(--gold); color: var(--navy); }

/* ─── Typography ─── */
.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--moss);
  display: inline-flex;
  align-items: center;
  gap: 14px;
}
.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: currentColor;
}
.eyebrow.gold { color: var(--gold); }
.eyebrow.center {  align-self: center; }

h1, h2, h3, h4 { font-weight: 500; margin: 0; letter-spacing: -0.02em; line-height: 1.04; }

.display {
  font-size: clamp(44px, 7.4vw, 116px);
  letter-spacing: -0.035em;
  line-height: 0.96;
  font-weight: 400;
}
.display .gold { color: var(--gold); font-style: italic; font-weight: 300; }

.h2 {
  font-size: clamp(34px, 4.4vw, 64px);
  letter-spacing: -0.025em;
  line-height: 1.02;
}
.h2 em { color: var(--gold); font-style: italic; font-weight: 300; }
.h2.no-wrap {
  white-space: nowrap;
  font-size: clamp(28px, 4.2vw, 58px);
}
@media (max-width: 720px) {
  .h2.no-wrap { white-space: normal; font-size: clamp(28px, 7vw, 44px); }
}

.h3 {
  font-size: clamp(22px, 1.8vw, 28px);
  letter-spacing: -0.015em;
  line-height: 1.15;
}

.body-lg {
  font-size: clamp(17px, 1.25vw, 20px);
  line-height: 1.5;
  color: color-mix(in oklab, var(--navy) 78%, transparent);
  text-wrap: pretty;
  max-width: 56ch;
}
.body { font-size: 16px; line-height: 1.55; color: color-mix(in oklab, var(--navy) 76%, transparent); }

.section { padding: var(--section-pad-y) var(--pad-x); position: relative; }
.section.dark { background: var(--navy); color: var(--cream); }
.section.dark .body-lg, .section.dark .body { color: color-mix(in oklab, var(--cream) 80%, transparent); }
.section.dark .eyebrow { color: var(--gold); }
.section.deep { background: var(--black); color: var(--cream); }

.container { max-width: var(--maxw); margin: 0 auto; }

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 26px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: var(--gold);
  color: var(--navy);
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.005em;
  cursor: pointer;
  transition: transform .25s var(--ease-out), background .2s, color .2s, box-shadow .25s;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); background: var(--gold-soft); box-shadow: 0 14px 30px -12px rgba(178, 138, 66, .55); }
.btn .arr { display: inline-block; transition: transform .25s var(--ease-out); }
.btn:hover .arr { transform: translateX(3px); }
.btn.ghost {
  background: transparent;
  color: currentColor;
  border-color: color-mix(in oklab, currentColor 24%, transparent);
}
.btn.ghost:hover { background: color-mix(in oklab, currentColor 6%, transparent); border-color: currentColor; box-shadow: none; }
.btn.lg { padding: 20px 32px; font-size: 16px; }

.link-arrow {
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--gold);
  display: inline-flex;
  gap: 8px;
  align-items: center;
  border-bottom: 1px solid color-mix(in oklab, currentColor 35%, transparent);
  padding-bottom: 3px;
  transition: gap .2s var(--ease-out), border-color .2s;
}
.link-arrow:hover { gap: 12px; border-color: currentColor; }

/* ─── Nav ─── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  padding: 18px var(--pad-x);
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
  transition: background .35s var(--ease-out), backdrop-filter .35s, padding .25s, border-color .35s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: color-mix(in oklab, var(--navy) 86%, transparent);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  padding-top: 12px; padding-bottom: 12px;
  border-bottom-color: color-mix(in oklab, var(--gold) 18%, transparent);
}
.nav .brand { display: inline-flex; align-items: center; gap: 12px; color: var(--cream); }
.nav .brand .mark { width: 32px; height: 32px; }
.nav .brand-text { font-size: 17px; letter-spacing: -0.01em; font-weight: 500; }
.nav .brand-text small { font-size: 10px; display: block; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); margin-top: 1px; font-weight: 500; }
.nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 28px; }
.nav ul a {
  color: color-mix(in oklab, var(--cream) 78%, transparent);
  font-size: 14px; font-weight: 500;
  transition: color .15s;
}
.nav ul a:hover { color: var(--gold); }
.nav .right { display: flex; align-items: center; gap: 20px; }
@media (max-width: 880px) {
  .nav ul { display: none; }
}

/* ─── HERO COMMON ─── */
.hero {
  position: relative;
  background: var(--navy);
  color: var(--cream);
  min-height: 100vh;
  overflow: hidden;
  padding: 0;
  isolation: isolate;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(900px 600px at 80% 30%, color-mix(in oklab, var(--gold) 14%, transparent), transparent 60%),
    radial-gradient(700px 500px at 10% 90%, color-mix(in oklab, var(--gold) 10%, transparent), transparent 65%);
  pointer-events: none;
  z-index: 0;
}

.hero-grid-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, color-mix(in oklab, var(--gold) 8%, transparent) 1px, transparent 1px),
    linear-gradient(to bottom, color-mix(in oklab, var(--gold) 8%, transparent) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 90% 80% at 50% 50%, black 0%, transparent 85%);
  pointer-events: none;
  z-index: 0;
}

.hero .hero-corner {
  position: absolute;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: color-mix(in oklab, var(--cream) 50%, transparent);
  display: flex; align-items: center; gap: 10px;
  z-index: 3;
}
.hero .hero-corner.tl { top: 110px; left: var(--pad-x); }
.hero .hero-corner.tr { top: 110px; right: var(--pad-x); }
.hero .hero-corner.bl { bottom: 32px; left: var(--pad-x); }
.hero .hero-corner.br { bottom: 32px; right: var(--pad-x); }
.hero .hero-corner .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 12px var(--gold); animation: pulse 2.2s var(--ease-out) infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: .4; transform: scale(1.4); } }

.hero-inner {
  position: relative; z-index: 2;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 140px var(--pad-x) 60px;
  min-height: 100vh;
  display: grid;
  align-content: end;
}

.hero-eyebrow { color: var(--gold) !important; margin-bottom: 32px; }

.hero-h1 {
  font-size: clamp(48px, 7.6vw, 124px);
  font-weight: 400;
  letter-spacing: -0.035em;
  line-height: 0.94;
  margin-bottom: 28px;
  max-width: 16ch;
}
.hero-h1 .gold {
  color: var(--gold);
  font-style: italic;
  font-weight: 300;
}
.hero-h1 .word { display: inline-block; overflow: hidden; padding-bottom: 0.08em; vertical-align: bottom; }
.hero-h1 .word > span {
  display: inline-block;
  transform: translateY(110%);
  opacity: 0;
  animation: word-rise 0.95s var(--ease-out) forwards;
}
@keyframes word-rise {
  to { transform: translateY(0); opacity: 1; }
}

.hero-sub {
  font-size: clamp(17px, 1.4vw, 21px);
  line-height: 1.5;
  color: color-mix(in oklab, var(--cream) 80%, transparent);
  max-width: 56ch;
  margin-bottom: 36px;
  opacity: 0;
  animation: rise-in 1s var(--ease-out) 0.9s forwards;
}
@keyframes rise-in {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.hero-values {
  display: flex; gap: 36px; flex-wrap: wrap;
  margin-bottom: 44px;
  opacity: 0;
  animation: rise-in 1s var(--ease-out) 1.1s forwards;
}
.hero-value {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: color-mix(in oklab, var(--cream) 75%, transparent);
}
.hero-value .ic {
  width: 28px; height: 28px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid color-mix(in oklab, var(--gold) 50%, transparent);
  border-radius: 50%;
  color: var(--gold);
}

.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; opacity: 0; animation: rise-in 1s var(--ease-out) 1.3s forwards; }

/* Hero stage (right side wireframe canvas) */
.hero-stage {
  position: absolute;
  z-index: 1;
  inset: 0;
  pointer-events: none;
}

/* ─── Strip (diferenciais) ─── */
.strip {
  background: var(--cream);
  border-top: 1px solid color-mix(in oklab, var(--navy) 10%, transparent);
  border-bottom: 1px solid color-mix(in oklab, var(--navy) 10%, transparent);
}
.strip-grid {
  max-width: var(--maxw);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.strip-cell {
  padding: 48px 32px;
  border-left: 1px solid color-mix(in oklab, var(--navy) 10%, transparent);
  display: flex; flex-direction: column; gap: 14px;
  transition: background .3s var(--ease-out);
}
.strip-cell:first-child { border-left: none; }
.strip-cell:hover { background: color-mix(in oklab, var(--gold) 8%, transparent); }
.strip-num {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--gold);
}
.strip-ic {
  width: 36px; height: 36px;
  color: var(--navy);
  margin-bottom: 6px;
}
.strip-title { font-size: 18px; font-weight: 600; letter-spacing: -0.012em; color: var(--navy); }
.strip-desc { font-size: 14px; line-height: 1.5; color: var(--moss); }
@media (max-width: 900px) {
  .strip-grid { grid-template-columns: 1fr 1fr; }
  .strip-cell:nth-child(odd) { border-left: none; }
  .strip-cell:nth-child(n+3) { border-top: 1px solid color-mix(in oklab, var(--navy) 10%, transparent); }
}
@media (max-width: 540px) {
  .strip-grid { grid-template-columns: 1fr; }
  .strip-cell { border-left: none; }
  .strip-cell:nth-child(n+2) { border-top: 1px solid color-mix(in oklab, var(--navy) 10%, transparent); }
}

/* ─── Problem cards ─── */
.problem-wrap { background: linear-gradient(180deg, var(--cream) 0%, #F4EBE5 100%); }
.problem-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 56px;
}
.problem-card {
  background: var(--cream);
  border: 1px solid color-mix(in oklab, var(--red-alert) 24%, transparent);
  border-top: 2px solid var(--red-alert);
  padding: 32px 28px 28px;
  display: flex; flex-direction: column; gap: 16px;
  position: relative;
}
.problem-card .num { font-family: var(--mono); font-size: 11px; color: var(--red-alert); letter-spacing: 0.16em; text-transform: uppercase; }
.problem-card h3 { font-size: 24px; letter-spacing: -0.02em; }
.problem-card p { font-size: 15px; line-height: 1.55; color: color-mix(in oklab, var(--navy) 76%, transparent); margin: 0; }
.problem-card .alert {
  margin-top: auto;
  padding: 14px 18px;
  background: var(--red-alert);
  color: #fff;
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em;
  font-weight: 600;
  text-transform: uppercase;
  display: flex; align-items: center; gap: 12px;
  border: none;
  border-radius: 999px;
  align-self: flex-start;
  box-shadow: 0 10px 28px -10px color-mix(in oklab, var(--red-alert) 60%, transparent);
  cursor: default;
  position: relative;
  overflow: hidden;
  transition: transform .3s var(--ease-out), box-shadow .3s var(--ease-out);
  animation: alert-pulse 2.6s ease-in-out infinite;
}
.problem-card .alert::after {
  content: "";
  position: absolute;
  top: 0; left: -120%;
  width: 60%; height: 100%;
  background: linear-gradient(110deg, transparent 0%, color-mix(in oklab, #fff 30%, transparent) 50%, transparent 100%);
  animation: alert-shimmer 3.4s ease-in-out infinite;
}
.problem-card:hover .alert {
  transform: translateY(-2px);
  box-shadow: 0 18px 40px -10px color-mix(in oklab, var(--red-alert) 70%, transparent);
}
.problem-card .alert svg { flex-shrink: 0; }
@keyframes alert-pulse {
  0%, 100% { box-shadow: 0 10px 28px -10px color-mix(in oklab, var(--red-alert) 60%, transparent), 0 0 0 0 color-mix(in oklab, var(--red-alert) 50%, transparent); }
  50% { box-shadow: 0 10px 28px -10px color-mix(in oklab, var(--red-alert) 60%, transparent), 0 0 0 10px color-mix(in oklab, var(--red-alert) 0%, transparent); }
}
@keyframes alert-shimmer {
  0% { left: -120%; }
  60%, 100% { left: 130%; }
}
@media (max-width: 840px) { .problem-grid { grid-template-columns: 1fr; } }

/* ─── Solution two-col ─── */
.two-col {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 72px;
  align-items: center;
  max-width: var(--maxw);
  margin: 0 auto;
}
.two-col.reverse { grid-template-columns: 1fr 1.05fr; }
.two-col.reverse > :first-child { order: 2; }
@media (max-width: 980px) {
  .two-col, .two-col.reverse { grid-template-columns: 1fr; gap: 48px; }
  .two-col.reverse > :first-child { order: initial; }
}

.solution-pillars { display: flex; flex-direction: column; gap: 28px; margin-top: 36px; }
.solution-pillar {
  display: grid; grid-template-columns: 56px 1fr; gap: 20px;
  padding-bottom: 28px;
  border-bottom: 1px solid color-mix(in oklab, var(--gold) 20%, transparent);
}
.solution-pillar:last-child { border-bottom: none; padding-bottom: 0; }
.solution-pillar .ic {
  width: 56px; height: 56px;
  border: 1px solid color-mix(in oklab, var(--gold) 50%, transparent);
  border-radius: 12px;
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--gold);
}
.solution-pillar h3 { font-size: 22px; margin-bottom: 8px; letter-spacing: -0.015em; }
.solution-pillar p { font-size: 15px; line-height: 1.55; margin: 0; }

.result-block {
  margin-top: 36px;
  padding: 22px 26px;
  border: 1px solid color-mix(in oklab, var(--gold) 35%, transparent);
  background: color-mix(in oklab, var(--gold) 6%, transparent);
  display: flex; align-items: center; gap: 16px;
  font-size: 17px;
  font-weight: 500;
}
.result-block .check {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--gold);
  color: var(--navy);
  display: inline-flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  font-weight: 700;
}

/* Trust banner (Transparência radical) */
.trust-banner {
  position: relative;
  display: flex; align-items: center; gap: 18px;
  padding: 22px 24px;
  background: linear-gradient(120deg, var(--navy) 0%, color-mix(in oklab, var(--navy) 90%, var(--gold) 10%) 100%);
  color: var(--cream);
  border: 1px solid color-mix(in oklab, var(--gold) 45%, transparent);
  overflow: hidden;
}
.trust-banner::before {
  content: "";
  position: absolute;
  top: 0; left: -100%;
  width: 50%; height: 100%;
  background: linear-gradient(110deg, transparent, color-mix(in oklab, var(--gold) 22%, transparent) 50%, transparent);
  animation: trust-sweep 4.5s ease-in-out infinite;
}
@keyframes trust-sweep {
  0% { left: -100%; }
  60%, 100% { left: 140%; }
}
.trust-icon {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--gold);
  color: var(--navy);
  display: inline-flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 0 0 0 color-mix(in oklab, var(--gold) 60%, transparent);
  animation: trust-pulse 2.4s ease-in-out infinite;
}
@keyframes trust-pulse {
  0%, 100% { box-shadow: 0 0 0 0 color-mix(in oklab, var(--gold) 55%, transparent); }
  50% { box-shadow: 0 0 0 14px color-mix(in oklab, var(--gold) 0%, transparent); }
}
.trust-text { display: flex; flex-direction: column; line-height: 1.25; position: relative; z-index: 1; }
.trust-text strong { font-size: 20px; font-weight: 600; letter-spacing: -0.012em; color: var(--cream); }
.trust-text span { font-size: 14px; color: color-mix(in oklab, var(--cream) 76%, transparent); }
.trust-live {
  margin-left: auto;
  position: relative; z-index: 1;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.16em;
  color: var(--gold);
  padding: 6px 12px;
  border: 1px solid color-mix(in oklab, var(--gold) 50%, transparent);
  border-radius: 999px;
  white-space: nowrap;
}
@media (max-width: 540px) {
  .trust-banner { flex-wrap: wrap; gap: 12px; }
  .trust-live { margin-left: 0; }
}

/* ─── Office section ─── */
.section.office { padding-top: clamp(80px, 9vw, 140px); padding-bottom: clamp(80px, 9vw, 140px); }

.office-intro {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 56px;
  align-items: center;
  margin-bottom: 64px;
}
@media (max-width: 980px) {
  .office-intro { grid-template-columns: 1fr; gap: 36px; }
}

.office-hero {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  border: 1px solid color-mix(in oklab, var(--gold) 22%, transparent);
}
.office-hero img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
.office-hero-tag {
  position: absolute; bottom: 16px; left: 16px; right: 16px;
  display: flex; justify-content: space-between; gap: 12px;
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--gold);
  padding: 8px 12px;
  background: color-mix(in oklab, var(--navy) 78%, transparent);
  backdrop-filter: blur(8px);
  border: 1px solid color-mix(in oklab, var(--gold) 30%, transparent);
}

/* Office gallery — uniform 3×2 grid */
.office-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 56px;
}
.og-cell {
  position: relative;
  margin: 0;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 1px solid color-mix(in oklab, var(--gold) 14%, transparent);
}
.og-cell img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 1.1s var(--ease-out);
}
.og-cell:hover img { transform: scale(1.04); }
@media (max-width: 900px) {
  .office-gallery { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 540px) {
  .office-gallery { grid-template-columns: 1fr; }
}

/* Address card */
.office-address {
  margin-top: 8px;
  padding: 36px 38px;
  background: color-mix(in oklab, var(--cream) 4%, transparent);
  border: 1px solid color-mix(in oklab, var(--gold) 30%, transparent);
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 36px;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.office-address::before {
  content: "";
  position: absolute;
  top: 0; left: -100%;
  width: 50%; height: 100%;
  background: linear-gradient(110deg, transparent, color-mix(in oklab, var(--gold) 12%, transparent) 50%, transparent);
  animation: office-sweep 7s ease-in-out infinite;
}
@keyframes office-sweep { 0% { left: -100%; } 60%, 100% { left: 160%; } }
.oa-label { display: flex; flex-direction: column; align-items: center; gap: 12px; position: relative; z-index: 1; }
.oa-eye {
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--gold);
}
.oa-pin {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: color-mix(in oklab, var(--gold) 14%, transparent);
  border: 1px solid color-mix(in oklab, var(--gold) 50%, transparent);
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--gold);
}
.oa-text { position: relative; z-index: 1; }
.oa-text h3 {
  font-size: clamp(24px, 2.6vw, 32px);
  font-weight: 500;
  letter-spacing: -0.018em;
  margin: 0 0 6px;
  color: var(--cream);
}
.oa-text p {
  font-family: var(--mono); font-size: 13px;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: color-mix(in oklab, var(--cream) 65%, transparent);
  margin: 0;
}
.oa-actions {
  position: relative; z-index: 1;
  display: flex; flex-direction: column; gap: 12px; align-items: flex-end;
}
.section.office .link-arrow { color: var(--gold); }

@media (max-width: 820px) {
  .office-address {
    grid-template-columns: 1fr;
    gap: 22px; padding: 28px;
    text-align: center;
  }
  .oa-actions { align-items: center; }
}

/* BIM viewer placeholder visual */
.bim-viewer {
  position: relative;
  aspect-ratio: 4 / 5;
  background:
    radial-gradient(600px 400px at 30% 30%, color-mix(in oklab, var(--gold) 10%, transparent), transparent 70%),
    linear-gradient(180deg, color-mix(in oklab, var(--navy) 70%, black) 0%, var(--black) 100%);
  border: 1px solid color-mix(in oklab, var(--gold) 22%, transparent);
  overflow: hidden;
}
.bim-viewer .chrome {
  position: absolute; top: 0; left: 0; right: 0;
  display: flex; align-items: center; gap: 8px;
  padding: 10px 14px;
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: color-mix(in oklab, var(--cream) 60%, transparent);
  border-bottom: 1px solid color-mix(in oklab, var(--gold) 16%, transparent);
  background: color-mix(in oklab, var(--navy) 90%, transparent);
}
.bim-viewer .chrome .pill {
  margin-left: auto;
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  border: 1px solid color-mix(in oklab, var(--gold) 35%, transparent);
  border-radius: 999px;
  color: var(--gold);
}
.bim-viewer .chrome .pill::before { content:""; width: 6px; height: 6px; background: var(--gold); border-radius: 50%; box-shadow: 0 0 8px var(--gold); }
.bim-viewer .legend {
  position: absolute; bottom: 14px; left: 14px; right: 14px;
  display: flex; gap: 16px; flex-wrap: wrap;
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase;
  color: color-mix(in oklab, var(--cream) 55%, transparent);
}
.bim-viewer .legend i { display: inline-block; width: 14px; height: 2px; margin-right: 8px; vertical-align: middle; }

/* ─── Cards (alto padrão) ─── */
.feat-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px;
  margin-top: 56px;
}
@media (max-width: 820px) { .feat-grid { grid-template-columns: 1fr; } }
.feat-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid color-mix(in oklab, var(--navy) 10%, transparent);
  background: var(--cream);
  overflow: hidden;
}
.feat-card .feat-img {
  aspect-ratio: 1 / 1;
  position: relative;
  overflow: hidden;
  background: var(--navy);
}
.feat-card .feat-img img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 1s var(--ease-out);
}
.feat-card:hover .feat-img img { transform: scale(1.04); }
.feat-card .feat-img::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 50%, color-mix(in oklab, var(--navy) 55%, transparent) 100%);
  pointer-events: none;
}
.feat-card .feat-img .tag-cinza {
  position: absolute; left: 14px; bottom: 14px; z-index: 2;
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--gold);
  padding: 5px 9px;
  background: color-mix(in oklab, var(--navy) 78%, transparent);
  backdrop-filter: blur(6px);
}
.feat-card .feat-body { padding: 28px 28px 24px; display: flex; flex-direction: column; gap: 12px; }
.feat-card .feat-ic {
  width: 36px; height: 36px;
  color: var(--gold);
}
.feat-card h3 { font-size: 22px; letter-spacing: -0.015em; margin-bottom: 4px; }
.feat-card p { font-size: 14px; line-height: 1.55; color: var(--moss); margin: 0; }
.feat-card .result {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid color-mix(in oklab, var(--gold) 25%, transparent);
  font-size: 13px;
  font-weight: 500;
  color: var(--ok);
  display: flex; align-items: center; gap: 8px;
}

/* List with numbered items (Engenharia de Custos & similar) */
.num-list { display: flex; flex-direction: column; gap: 4px; margin-top: 32px; }
.num-item {
  display: grid; grid-template-columns: 56px 1fr auto; gap: 24px;
  padding: 26px 0;
  border-top: 1px solid color-mix(in oklab, var(--navy) 12%, transparent);
  align-items: start;
}
.num-item:last-child { border-bottom: 1px solid color-mix(in oklab, var(--navy) 12%, transparent); }
.num-item .num-ic {
  width: 48px; height: 48px;
  border: 1px solid color-mix(in oklab, var(--gold) 45%, transparent);
  border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--gold);
  background: color-mix(in oklab, var(--gold) 6%, transparent);
  transition: background .3s var(--ease-out), transform .3s var(--ease-out);
}
.num-item:hover .num-ic {
  background: color-mix(in oklab, var(--gold) 18%, transparent);
  transform: scale(1.06);
}
.section.dark .num-item .num-ic {
  border-color: color-mix(in oklab, var(--gold) 55%, transparent);
  background: color-mix(in oklab, var(--gold) 8%, transparent);
}
.num-item h4 { font-size: 22px; letter-spacing: -0.015em; margin-bottom: 8px; line-height: 1.15; }
.num-item p { font-size: 15px; line-height: 1.55; color: color-mix(in oklab, var(--navy) 76%, transparent); margin: 0; max-width: 60ch; }
.num-item .meta { font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ok); white-space: nowrap; }
.section.dark .num-item { border-color: color-mix(in oklab, var(--cream) 16%, transparent); }
.section.dark .num-item p { color: color-mix(in oklab, var(--cream) 78%, transparent); }
@media (max-width: 720px) {
  .num-item { grid-template-columns: 1fr; gap: 8px; }
  .num-item .meta { font-size: 10px; }
}

/* ─── Team ─── */
.team-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-top: 56px;
}
@media (max-width: 880px) { .team-grid { grid-template-columns: 1fr; } }
.team-card { display: flex; flex-direction: column; gap: 18px; }
.team-card .photo {
  aspect-ratio: 4 / 5;
  position: relative;
  overflow: hidden;
  background: var(--navy);
}
.team-card .photo img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 1.1s var(--ease-out);
}
.team-card:hover .photo img { transform: scale(1.04); }
.team-card .photo::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 55%, color-mix(in oklab, var(--navy) 35%, transparent) 100%);
  pointer-events: none;
}
.team-card .photo .ph {
  position: absolute; left: 18px; bottom: 16px; z-index: 2;
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--gold);
  padding: 5px 9px;
  background: color-mix(in oklab, var(--navy) 70%, transparent);
  backdrop-filter: blur(6px);
}
.team-card .name { font-size: 24px; letter-spacing: -0.02em; line-height: 1.05; }
.team-card .role { font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--gold); margin-top: 4px; }
.team-card .quote { font-size: 16px; line-height: 1.55; color: color-mix(in oklab, var(--navy) 80%, transparent); border-left: 2px solid var(--gold); padding-left: 14px; margin: 8px 0 4px; }
.team-card .spec { font-size: 13px; color: var(--moss); font-weight: 500; }

.seals { display: flex; gap: 16px; justify-content: center; margin-top: 56px; flex-wrap: wrap; }
.seal {
  padding: 12px 20px;
  border: 1px solid color-mix(in oklab, var(--navy) 14%, transparent);
  border-radius: 999px;
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase;
  display: inline-flex; align-items: center; gap: 10px;
  color: var(--navy);
}
.seal .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--gold); }

/* ─── Portfolio ─── */
.portfolio-wrap { background: var(--cream-2); }
.portfolio-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 56px;
}
@media (max-width: 1000px) { .portfolio-grid { grid-template-columns: 1fr; } }
.work-card {
  background: var(--cream);
  display: flex; flex-direction: column;
  overflow: hidden;
  cursor: pointer;
  transition: transform .35s var(--ease-out);
}
.work-card:hover { transform: translateY(-4px); }
.work-card .cover {
  aspect-ratio: 4 / 3;
  position: relative;
  overflow: hidden;
  background: var(--navy);
}
.work-card .cover .ph-img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 1.2s var(--ease-out);
}
.work-card:hover .cover .ph-img { transform: scale(1.05); }
.work-card .cover .tag {
  position: absolute; top: 14px; left: 14px;
  padding: 6px 10px;
  background: color-mix(in oklab, var(--navy) 80%, transparent);
  color: var(--gold);
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  backdrop-filter: blur(8px);
}
.work-card .cover .ph-label {
  position: absolute; bottom: 14px; right: 14px;
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: color-mix(in oklab, var(--cream) 65%, transparent);
}
.work-card .body { padding: 24px 24px 24px; display: flex; flex-direction: column; gap: 14px; }
.work-card .body h3 { font-size: 24px; letter-spacing: -0.018em; line-height: 1.05; }
.work-card .body .loc { font-size: 13px; color: var(--moss); font-family: var(--mono); letter-spacing: 0.12em; text-transform: uppercase; }
.work-card .badges { display: flex; flex-wrap: wrap; gap: 6px; }
.work-card .badge {
  font-size: 11px;
  font-family: var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ok);
  background: color-mix(in oklab, var(--ok) 10%, transparent);
  padding: 4px 8px;
  border-radius: 999px;
}
.work-card .footer-row {
  margin-top: auto;
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid color-mix(in oklab, var(--navy) 10%, transparent);
}

/* ─── Scarcity ─── */
.scarcity .container { max-width: 920px; text-align: center; }
.scarcity .vagas {
  margin-top: 48px;
  padding: 36px 32px;
  border: 1px solid var(--gold);
  background: color-mix(in oklab, var(--gold) 8%, transparent);
  display: inline-flex; flex-direction: column; gap: 10px;
}
.scarcity .vagas .label { font-family: var(--mono); font-size: 12px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--gold); }
.scarcity .vagas .vagas-h { font-size: clamp(28px, 3.5vw, 42px); letter-spacing: -0.02em; color: var(--cream); }
.scarcity .vagas .vagas-sub { font-size: 14px; color: color-mix(in oklab, var(--cream) 70%, transparent); }

/* ─── Blog ─── */
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 56px; }
@media (max-width: 1000px) { .blog-grid { grid-template-columns: 1fr; } }
.blog-card {
  background: var(--cream);
  display: flex; flex-direction: column;
  overflow: hidden;
  border: 1px solid color-mix(in oklab, var(--navy) 8%, transparent);
  transition: transform .3s var(--ease-out), border-color .3s;
}
.blog-card:hover { transform: translateY(-3px); border-color: color-mix(in oklab, var(--gold) 40%, transparent); }
.blog-card .cover {
  aspect-ratio: 16 / 9;
  position: relative;
  background:
    linear-gradient(135deg, color-mix(in oklab, var(--gold) 12%, transparent), color-mix(in oklab, var(--navy) 20%, transparent)),
    repeating-linear-gradient(90deg, color-mix(in oklab, var(--moss) 20%, transparent) 0 12px, color-mix(in oklab, var(--moss) 8%, transparent) 12px 24px);
}
.blog-card .cover .cat {
  position: absolute; top: 14px; left: 14px;
  padding: 5px 10px;
  background: var(--navy); color: var(--gold);
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
}
.blog-card .body { padding: 24px; display: flex; flex-direction: column; gap: 14px; }
.blog-card .body h3 { font-size: 19px; line-height: 1.25; letter-spacing: -0.012em; }
.blog-card .body p { font-size: 14px; color: var(--moss); line-height: 1.55; margin: 0; }

/* ─── CTA final ─── */
.cta-final { text-align: center; }
.cta-final .container { max-width: 880px; }
.cta-final .h2 { margin-bottom: 24px; }
.cta-final .body-lg { margin: 0 auto 40px; text-align: center; }
.cta-final .btn { margin: 0 auto; }
.cta-final .contact { margin-top: 32px; font-family: var(--mono); font-size: 13px; letter-spacing: 0.14em; text-transform: uppercase; color: color-mix(in oklab, var(--cream) 78%, transparent); display: flex; gap: 24px; justify-content: center; flex-wrap: wrap; }
.cta-final .contact .gold { color: var(--gold); }

/* ─── Footer ─── */
.footer { background: var(--black); color: var(--cream); padding: 80px var(--pad-x) 32px; }
.footer-grid {
  max-width: var(--maxw); margin: 0 auto;
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 56px;
}
@media (max-width: 880px) { .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; } }
@media (max-width: 540px) { .footer-grid { grid-template-columns: 1fr; } }
.footer h5 { font-family: var(--mono); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--gold); margin-bottom: 18px; font-weight: 500; }
.footer ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.footer ul a { color: color-mix(in oklab, var(--cream) 78%, transparent); font-size: 14px; transition: color .15s; }
.footer ul a:hover { color: var(--gold); }
.footer .brand-block { color: color-mix(in oklab, var(--cream) 78%, transparent); font-size: 14px; line-height: 1.55; }
.footer .brand-block .brand-line { color: var(--cream); font-size: 20px; letter-spacing: -0.015em; margin-bottom: 16px; }
.footer .copyright {
  max-width: var(--maxw); margin: 56px auto 0;
  padding-top: 28px;
  border-top: 1px solid color-mix(in oklab, var(--gold) 18%, transparent);
  display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
  color: color-mix(in oklab, var(--cream) 50%, transparent);
}

/* ─── Scroll reveal ─── */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out); }
.reveal.in { opacity: 1; transform: none; }
.reveal-stagger > * { opacity: 0; transform: translateY(24px); transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out); }
.reveal-stagger.in > * { opacity: 1; transform: none; }
.reveal-stagger.in > *:nth-child(1) { transition-delay: 0.05s; }
.reveal-stagger.in > *:nth-child(2) { transition-delay: 0.13s; }
.reveal-stagger.in > *:nth-child(3) { transition-delay: 0.21s; }
.reveal-stagger.in > *:nth-child(4) { transition-delay: 0.29s; }
.reveal-stagger.in > *:nth-child(5) { transition-delay: 0.37s; }
.reveal-stagger.in > *:nth-child(6) { transition-delay: 0.45s; }

/* Parallax */
.parallax { will-change: transform; }

/* WhatsApp float */
.wa-float {
  position: fixed; right: 22px; bottom: 22px;
  width: 56px; height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  color: white;
  z-index: 40;
  box-shadow: 0 12px 30px -8px rgba(37, 211, 102, .5);
  transition: transform .2s var(--ease-out);
}
.wa-float:hover { transform: scale(1.06); }

/* ─── Section header ─── */
.section-head { display: flex; flex-direction: column; gap: 20px; max-width: 760px; }
.section-head .eyebrow { align-self: flex-start; }
.section.dark .section-head .eyebrow { color: var(--gold); }