:root {
  --navy: #06182a;
  --navy-soft: #0c263e;
  --gold: #c88a2c;
  --gold-light: #e0aa56;
  --ink: #111923;
  --paper: #f4f1eb;
  --white: #ffffff;
  --line: rgba(6, 24, 42, 0.17);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Arial", "Helvetica Neue", sans-serif;
  -webkit-font-smoothing: antialiased;
}

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

img {
  display: block;
  max-width: 100%;
}

.site-header {
  align-items: center;
  background: rgba(244, 241, 235, 0.96);
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: 220px 1fr auto;
  height: 88px;
  left: 0;
  padding: 0 4.5vw;
  backdrop-filter: blur(16px);
  box-shadow: 0 8px 28px rgba(6, 24, 42, 0.08);
  position: fixed;
  right: 0;
  top: 0;
  z-index: 20;
}

body.admin-bar .site-header {
  top: 32px;
}

body.admin-bar main section[id] {
  scroll-margin-top: 120px;
}

.brand {
  align-items: center;
  display: flex;
  height: 64px;
  width: max-content;
}

.brand-lockup {
  align-items: center;
  display: inline-flex;
  gap: 12px;
}

.brand-lockup > img {
  height: 58px;
  object-fit: contain;
  width: 58px;
}

.brand-name {
  border-left: 1px solid rgba(6, 24, 42, 0.22);
  display: grid;
  line-height: 0.88;
  padding-left: 13px;
  text-transform: uppercase;
}

.brand-name strong {
  color: var(--navy);
  font-size: 1.12rem;
  font-weight: 900;
  letter-spacing: 0.11em;
}

.brand-name b {
  color: var(--gold);
  font-size: 0.83rem;
  letter-spacing: 0.24em;
  margin-top: 5px;
}

.brand-name small {
  color: var(--navy);
  font-size: 0.47rem;
  font-weight: 800;
  letter-spacing: 0.38em;
  margin-top: 7px;
}

.desktop-nav {
  display: flex;
  gap: clamp(22px, 3vw, 48px);
  justify-content: center;
}

.desktop-nav a,
.header-cta {
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.desktop-nav a {
  position: relative;
}

.desktop-nav a::after {
  background: var(--gold);
  bottom: -8px;
  content: "";
  height: 2px;
  left: 0;
  position: absolute;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.25s ease;
  width: 100%;
}

.desktop-nav a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.header-cta {
  align-items: center;
  background: var(--navy);
  color: white;
  display: flex;
  gap: 12px;
  min-height: 52px;
  padding: 14px 18px;
  transition: background 0.2s ease, transform 0.2s ease;
}

.header-cta:hover {
  background: var(--navy-soft);
  transform: translateY(-2px);
}

.header-cta b {
  color: var(--gold-light);
  font-size: 1rem;
  margin-left: 6px;
}

.button span {
  color: var(--gold-light);
  font-size: 1rem;
}

.whatsapp-icon {
  flex: 0 0 auto;
  height: 20px;
  width: 20px;
}

.mobile-menu {
  display: none;
}

.hero {
  background: var(--navy);
  color: white;
  min-height: 100svh;
  overflow: hidden;
  padding-top: 88px;
  position: relative;
}

main section[id] {
  scroll-margin-top: 88px;
}

.hero-bg {
  background:
    linear-gradient(90deg, rgba(3, 18, 32, 0.97) 0%, rgba(3, 18, 32, 0.8) 48%, rgba(3, 18, 32, 0.14) 83%),
    linear-gradient(0deg, rgba(3, 18, 32, 0.65), transparent 50%),
    url("hero-construcao.jpg") center/cover;
  inset: 88px 0 0;
  position: absolute;
  transform: scale(1.02);
}

.hero::before {
  background: repeating-linear-gradient(
    90deg,
    transparent 0,
    transparent calc(25% - 1px),
    rgba(255, 255, 255, 0.09) 25%
  );
  content: "";
  inset: 88px 4.5vw 0;
  pointer-events: none;
  position: absolute;
  z-index: 1;
}

.hero-grid {
  display: grid;
  grid-template-columns: 72% 28%;
  min-height: calc(100svh - 88px);
  padding: 0 4.5vw 74px;
  position: relative;
  z-index: 2;
}

.hero-copy {
  align-self: center;
  max-width: 900px;
  padding-top: 40px;
}

.eyebrow {
  align-items: center;
  color: var(--gold);
  display: flex;
  font-size: 0.73rem;
  font-weight: 800;
  gap: 14px;
  letter-spacing: 0.19em;
  margin: 0 0 28px;
  text-transform: uppercase;
}

.eyebrow::before {
  background: currentColor;
  content: "";
  height: 2px;
  width: 34px;
}

.eyebrow.light {
  color: var(--gold-light);
}

.hero h1 {
  font-size: clamp(4.4rem, 8vw, 9rem);
  font-weight: 800;
  letter-spacing: -0.075em;
  line-height: 0.84;
  margin: 0;
  max-width: 920px;
  text-transform: uppercase;
}

.hero h1 em,
.national h2 em {
  color: var(--gold-light);
  display: block;
  font-family: Georgia, serif;
  font-weight: 400;
  letter-spacing: -0.04em;
  text-transform: none;
}

.hero-lead {
  color: rgba(255, 255, 255, 0.78);
  font-size: clamp(1.04rem, 1.4vw, 1.35rem);
  line-height: 1.55;
  margin: 34px 0;
  max-width: 610px;
}

.hero-actions {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
}

.button {
  align-items: center;
  display: inline-flex;
  font-size: 0.78rem;
  font-weight: 800;
  gap: 28px;
  justify-content: space-between;
  letter-spacing: 0.08em;
  min-height: 60px;
  padding: 20px 24px;
  text-transform: uppercase;
  transition: transform 0.2s ease, background 0.2s ease;
}

.button-label {
  flex: 1;
  text-align: left;
}

.whatsapp-button {
  gap: 14px;
  justify-content: space-between;
}

.whatsapp-button .button-label {
  color: white;
  font-size: 0.76rem;
}

.whatsapp-button b {
  color: var(--gold-light);
  font-size: 1rem;
}

.button:hover {
  transform: translateY(-3px);
}

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

.button.gold span {
  color: var(--navy);
}

.button.navy {
  background: var(--navy);
  color: white;
}

.text-link {
  border-bottom: 1px solid rgba(255, 255, 255, 0.45);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 10px 0;
}

.text-link span {
  color: var(--gold-light);
  margin-left: 12px;
}

.hero-side {
  align-items: flex-end;
  border-left: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 44px 0 40px 42px;
}

.hero-index {
  color: rgba(255, 255, 255, 0.54);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.experience-card {
  border-top: 1px solid rgba(255, 255, 255, 0.28);
  max-width: 250px;
  padding-top: 25px;
}

.experience-card strong {
  color: rgba(255, 255, 255, 0.7);
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.experience-card span {
  color: var(--gold-light);
  display: block;
  font-family: Georgia, serif;
  font-size: clamp(3.5rem, 5vw, 5.7rem);
  line-height: 1;
  margin: 8px 0 12px;
}

.experience-card p {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.83rem;
  line-height: 1.55;
  margin: 0;
}

.hero-bottom {
  align-items: center;
  bottom: 0;
  display: flex;
  font-size: 0.66rem;
  font-weight: 700;
  justify-content: space-between;
  left: 4.5vw;
  letter-spacing: 0.12em;
  padding: 22px 0;
  position: absolute;
  right: 4.5vw;
  text-transform: uppercase;
  z-index: 3;
}

.section {
  display: grid;
  grid-template-columns: 18% 82%;
}

.section-label {
  border-right: 1px solid var(--line);
  padding: 64px 4vw 100px;
}

.section-label span {
  color: var(--gold);
  font-family: Georgia, serif;
  font-size: 1.25rem;
}

.section-label p {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  margin-top: 18px;
  text-transform: uppercase;
  writing-mode: vertical-rl;
}

.intro-content,
.method-content,
.contact-content {
  padding: 64px 7vw 100px;
}

.intro-content h2,
.section-heading h2,
.project-copy h2,
.contact-title h2 {
  font-size: clamp(3rem, 5.3vw, 6rem);
  letter-spacing: -0.065em;
  line-height: 0.95;
  margin: 0;
  max-width: 1060px;
}

.intro-content h2 span,
.contact-title h2 span {
  color: var(--gold);
  font-family: Georgia, serif;
  font-style: italic;
  font-weight: 400;
}

.intro-columns {
  border-top: 1px solid var(--line);
  display: grid;
  gap: 8vw;
  grid-template-columns: 1fr 1fr;
  margin-top: 60px;
  padding-top: 42px;
}

.intro-columns p {
  color: #52606d;
  font-size: 1rem;
  line-height: 1.8;
}

.intro-columns .intro-feature {
  color: var(--ink);
  font-family: Georgia, serif;
  font-size: clamp(1.45rem, 2.3vw, 2.25rem);
  line-height: 1.35;
  margin: 0;
}

.line-link {
  border-bottom: 2px solid var(--gold);
  display: inline-flex;
  font-size: 0.78rem;
  font-weight: 800;
  gap: 36px;
  letter-spacing: 0.08em;
  margin-top: 20px;
  padding-bottom: 12px;
  text-transform: uppercase;
}

.services {
  background: var(--navy);
  color: white;
}

.dark-label {
  border-color: rgba(255, 255, 255, 0.14);
}

.dark-label p {
  color: rgba(255, 255, 255, 0.56);
}

.services-content {
  padding: 64px 7vw 90px;
}

.light-heading h2 {
  max-width: 850px;
}

.services-list {
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  margin-top: 70px;
}

.service-item {
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  display: grid;
  gap: 35px;
  grid-template-columns: 50px 1fr 1.25fr 40px;
  min-height: 142px;
  transition: background 0.25s ease, padding 0.25s ease;
}

.service-item:hover {
  background: var(--navy-soft);
  padding: 0 22px;
}

.service-item > span {
  color: var(--gold-light);
  font-family: Georgia, serif;
}

.service-item h3 {
  font-size: clamp(1.35rem, 2.2vw, 2.2rem);
  margin: 0;
}

.service-item p {
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.92rem;
  line-height: 1.65;
}

.service-item b {
  color: var(--gold-light);
  font-size: 1.5rem;
  font-weight: 400;
}

.project-vision {
  background: white;
  display: grid;
  grid-template-columns: 49% 51%;
  min-height: 760px;
}

.project-image {
  overflow: hidden;
  position: relative;
}

.project-image img {
  height: 100%;
  object-fit: cover;
  width: 100%;
}

.project-image::after {
  background: linear-gradient(transparent, rgba(6, 24, 42, 0.82));
  content: "";
  inset: 45% 0 0;
  position: absolute;
}

.project-image > span {
  bottom: 48px;
  color: white;
  font-size: 0.72rem;
  font-weight: 800;
  left: 48px;
  letter-spacing: 0.14em;
  position: absolute;
  text-transform: uppercase;
  z-index: 2;
}

.project-copy {
  align-self: center;
  padding: 90px 7vw;
}

.project-copy > p:not(.eyebrow) {
  color: #586574;
  font-size: 1rem;
  line-height: 1.8;
  margin: 32px 0 48px;
  max-width: 660px;
}

.principles {
  border-top: 1px solid var(--line);
}

.principles > div {
  align-items: start;
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 20px;
  grid-template-columns: 34px 150px 1fr;
  padding: 21px 0;
}

.principles span {
  color: var(--gold);
  font-family: Georgia, serif;
}

.principles strong {
  font-size: 0.84rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.principles p {
  color: #697683;
  font-size: 0.85rem;
  margin: 0;
}

.method-content .section-heading {
  display: grid;
  grid-template-columns: 1fr 2fr;
}

.method-content .section-heading .eyebrow {
  align-self: start;
}

.timeline {
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  margin-top: 75px;
}

.timeline article {
  border-right: 1px solid var(--line);
  min-height: 280px;
  padding: 28px 25px;
}

.timeline article:last-child {
  border-right: 0;
}

.timeline article > span {
  color: var(--gold);
  font-family: Georgia, serif;
}

.timeline article div {
  margin-top: 90px;
}

.timeline h3 {
  font-size: 1.15rem;
  margin: 0 0 15px;
}

.timeline p {
  color: #65717c;
  font-size: 0.84rem;
  line-height: 1.6;
  margin: 0;
}

.national {
  color: white;
  min-height: 760px;
  overflow: hidden;
  position: relative;
}

.national > img {
  height: 100%;
  inset: 0;
  object-fit: cover;
  position: absolute;
  width: 100%;
}

.national::after {
  background: linear-gradient(90deg, rgba(3, 18, 32, 0.95), rgba(3, 18, 32, 0.58) 55%, rgba(3, 18, 32, 0.1));
  content: "";
  inset: 0;
  position: absolute;
}

.national-overlay {
  padding: 140px 9vw;
  position: relative;
  z-index: 2;
}

.national h2 {
  font-size: clamp(3.5rem, 6.7vw, 7.5rem);
  letter-spacing: -0.07em;
  line-height: 0.9;
  margin: 0 0 35px;
}

.national-overlay > p:not(.eyebrow) {
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.7;
  margin-bottom: 35px;
  max-width: 550px;
}

.contact {
  background: var(--gold);
}

.contact .section-label {
  border-color: rgba(6, 24, 42, 0.19);
}

.contact .section-label span {
  color: var(--navy);
}

.contact-content {
  display: grid;
  gap: 8vw;
  grid-template-columns: 1.35fr 1fr;
}

.contact .eyebrow {
  color: var(--navy);
}

.contact-title h2 {
  max-width: 770px;
}

.contact-title h2 span {
  color: var(--navy);
}

.contact-card {
  align-self: end;
}

.contact-card > p {
  line-height: 1.7;
  margin: 0 0 28px;
}

.contact-card .button {
  width: 100%;
}

.direct-contact {
  border-top: 1px solid rgba(6, 24, 42, 0.25);
  display: grid;
  gap: 20px;
  grid-template-columns: 0.8fr 1.2fr;
  margin-top: 36px;
  padding-top: 25px;
}

.direct-contact span,
.footer-column > span {
  display: block;
  font-size: 0.64rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  margin-bottom: 8px;
  text-transform: uppercase;
}

.direct-contact a {
  font-size: 0.83rem;
  font-weight: 700;
}

footer {
  background: var(--navy);
  color: white;
  display: grid;
  gap: 5vw;
  grid-template-columns: 1.25fr 1fr 0.6fr;
  padding: 80px 9vw 28px;
}

.footer-brand img {
  height: 76px;
  margin: 0;
  object-fit: contain;
  object-position: left center;
  width: 76px;
}

.footer-brand .brand-name {
  border-color: rgba(255, 255, 255, 0.24);
}

.brand-lockup-inverse > img {
  background: white;
  border-radius: 4px;
  padding: 5px;
}

.footer-brand .brand-name strong,
.footer-brand .brand-name small {
  color: white;
}

.footer-brand .brand-lockup {
  margin-bottom: 22px;
}

.footer-brand p,
.footer-column p {
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.83rem;
  line-height: 1.7;
  max-width: 340px;
}

.footer-column > span {
  color: var(--gold-light);
}

.footer-column a {
  color: rgba(255, 255, 255, 0.65);
  display: block;
  font-size: 0.84rem;
  margin-bottom: 12px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.13);
  display: flex;
  font-size: 0.67rem;
  grid-column: 1 / -1;
  justify-content: space-between;
  letter-spacing: 0.05em;
  margin-top: 28px;
  padding-top: 24px;
}

.footer-bottom p {
  margin: 0;
}

.whatsapp-float {
  align-items: center;
  background: #1dad5a;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  bottom: 24px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25);
  color: white;
  display: flex;
  font-size: 0.74rem;
  font-weight: 800;
  gap: 12px;
  letter-spacing: 0.06em;
  padding: 12px 16px 12px 13px;
  position: fixed;
  right: 24px;
  text-transform: uppercase;
  z-index: 15;
}

.whatsapp-float::before {
  border: 1px solid rgba(29, 173, 90, 0.55);
  border-radius: 999px;
  content: "";
  inset: -5px;
  position: absolute;
  transition: inset 0.2s ease, opacity 0.2s ease;
}

.whatsapp-float:hover::before {
  inset: -8px;
  opacity: 0.45;
}

.whatsapp-float .whatsapp-icon {
  height: 26px;
  width: 26px;
}

.whatsapp-float > span {
  display: grid;
  line-height: 1.05;
}

.whatsapp-float small {
  font-size: 0.52rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  margin-bottom: 4px;
  opacity: 0.76;
}

.whatsapp-float b {
  font-size: 1rem;
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .desktop-nav,
  .header-cta {
    display: none;
  }

  .mobile-menu {
    display: block;
    position: relative;
  }

  .mobile-menu summary {
    background: var(--navy);
    color: white;
    cursor: pointer;
    font-size: 0.72rem;
    font-weight: 800;
    list-style: none;
    padding: 14px 18px;
    text-transform: uppercase;
  }

  .mobile-menu nav {
    background: var(--navy);
    color: white;
    display: grid;
    min-width: 230px;
    padding: 15px;
    position: absolute;
    right: 0;
    top: 48px;
  }

  .mobile-menu nav a {
    border-bottom: 1px solid rgba(255, 255, 255, 0.13);
    padding: 14px 8px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-side {
    align-items: flex-start;
    border: 0;
    padding: 0;
  }

  .hero-index {
    display: none;
  }

  .experience-card {
    display: none;
  }

  .section {
    grid-template-columns: 1fr;
  }

  .section-label {
    align-items: center;
    border-bottom: 1px solid var(--line);
    border-right: 0;
    display: flex;
    gap: 20px;
    padding: 35px 6vw 0;
  }

  .section-label p {
    margin: 0;
    writing-mode: initial;
  }

  .project-vision {
    grid-template-columns: 1fr;
  }

  .project-image {
    min-height: 520px;
  }

  .method-content .section-heading {
    display: block;
  }

  .timeline {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact-content {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  main section[id] {
    scroll-margin-top: 74px;
  }

  .site-header {
    height: 74px;
    padding: 0 5vw;
  }

  .brand {
    height: 58px;
    width: max-content;
  }

  .brand-lockup {
    gap: 8px;
  }

  .brand-lockup > img {
    height: 48px;
    width: 48px;
  }

  .brand-name {
    padding-left: 9px;
  }

  .brand-name strong {
    font-size: 0.88rem;
  }

  .brand-name b {
    font-size: 0.64rem;
  }

  .brand-name small {
    font-size: 0.38rem;
  }

  .hero {
    padding-top: 74px;
  }

  .hero-bg {
    background:
      linear-gradient(90deg, rgba(3, 18, 32, 0.92), rgba(3, 18, 32, 0.55)),
      linear-gradient(0deg, rgba(3, 18, 32, 0.8), transparent 55%),
      url("hero-construcao.jpg") 62% center/cover;
    inset: 74px 0 0;
  }

  .hero::before {
    inset: 74px 5vw 0;
  }

  .hero-grid {
    min-height: calc(100svh - 74px);
    padding: 0 6vw 82px;
  }

  .hero h1 {
    font-size: clamp(3.4rem, 17vw, 5rem);
  }

  .hero-lead {
    font-size: 0.98rem;
    margin: 25px 0;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
    gap: 10px;
  }

  .button {
    width: 100%;
  }

  .text-link {
    align-self: flex-start;
  }

  .hero-bottom {
    left: 6vw;
    right: 6vw;
  }

  .hero-bottom span:nth-child(2),
  .hero-bottom span:nth-child(3) {
    display: none;
  }

  .intro-content,
  .services-content,
  .method-content,
  .contact-content {
    padding: 48px 6vw 78px;
  }

  .intro-content h2,
  .section-heading h2,
  .project-copy h2,
  .contact-title h2 {
    font-size: clamp(2.65rem, 13vw, 4.5rem);
  }

  .intro-columns {
    gap: 30px;
    grid-template-columns: 1fr;
    margin-top: 42px;
  }

  .services-list {
    margin-top: 45px;
  }

  .service-item {
    gap: 12px;
    grid-template-columns: 36px 1fr 30px;
    padding: 28px 0;
  }

  .service-item p {
    grid-column: 2 / -1;
    margin: 0;
  }

  .project-image {
    min-height: 430px;
  }

  .project-copy {
    padding: 75px 6vw;
  }

  .principles > div {
    grid-template-columns: 30px 1fr;
  }

  .principles p {
    grid-column: 2;
  }

  .timeline {
    grid-template-columns: 1fr;
  }

  .timeline article {
    align-items: start;
    border-bottom: 1px solid var(--line);
    border-right: 0;
    display: grid;
    grid-template-columns: 50px 1fr;
    min-height: auto;
    padding: 25px 0;
  }

  .timeline article div {
    margin: 0;
  }

  .national {
    min-height: 700px;
  }

  .national-overlay {
    padding: 110px 6vw;
  }

  .national h2 {
    font-size: clamp(3.2rem, 15vw, 5rem);
  }

  .direct-contact,
  footer {
    grid-template-columns: 1fr;
  }

  footer {
    gap: 36px;
    padding: 60px 6vw 25px;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
    gap: 15px;
  }

  .whatsapp-float {
    bottom: 18px;
    padding: 13px;
    right: 18px;
  }

  .whatsapp-float > span,
  .whatsapp-float > b {
    display: none;
  }
}

@media (max-width: 782px) {
  body.admin-bar .site-header {
    top: 46px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  * {
    transition: none !important;
  }
}