:root {
  --navy: #002140;
  --deep: #00172d;
  --orange: #ff8500;
  --ink: #092745;
  --muted: #607080;
  --line: #dfe6eb;
  --paper: #f7f9fa;
  --radius: 22px;
  --shadow: 0 20px 60px rgba(0, 23, 45, 0.12);
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family: Manrope, Arial, sans-serif;
  color: var(--ink);
  line-height: 1.65;
  background: #fff;
}
img {
  max-width: 100%;
}
a {
  color: inherit;
  text-decoration: none;
}
.container {
  width: min(1180px, calc(100% - 48px));
  margin: auto;
}
.site-header {
  height: 86px;
  background: var(--deep);
  color: #fff;
  position: relative;
  z-index: 20;
}
.nav-wrap {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 38px;
}
.brand img {
  width: 174px;
  display: block;
}
.nav {
  display: flex;
  gap: 32px;
  margin-left: auto;
}
.nav a {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 31px 0 25px;
  border-bottom: 3px solid transparent;
}
.nav a:hover,
.nav a.active {
  color: var(--orange);
  border-color: var(--orange);
}
.social-link {
  font-size: 0.8rem;
  font-weight: 700;
}
.menu-toggle {
  display: none;
  background: none;
  border: 0;
  padding: 6px;
}
.menu-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: #fff;
  margin: 6px;
}
.hero {
  min-height: 680px;
  background: var(--deep);
  color: #fff;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
}
.hero-photo {
  position: absolute;
  inset: 0;
  background: linear-gradient(
      90deg,
      rgba(0, 23, 45, 0.98) 4%,
      rgba(0, 23, 45, 0.86) 42%,
      rgba(0, 23, 45, 0.1) 78%
    ),
    url("../images/header_01.webp") center/cover;
}
.hero-content {
  position: relative;
  padding: 92px 0 120px;
}
.eyebrow {
  text-transform: uppercase;
  color: var(--orange);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  margin: 0 0 10px;
}
.eyebrow.light {
  color: var(--orange);
}
h1,
h2,
h3,
p {
  margin-top: 0;
}
.hero h1 {
  text-transform: uppercase;
  font-size: clamp(2.8rem, 5.5vw, 5rem);
  line-height: 1.2;
  letter-spacing: -0.055em;
  margin: 12px 0 24px;
  max-width: 750px;
}
.hero h1 strong {
  font-size: 1.18em;
}
.hero h1 span {
  color: var(--orange);
  font-size: 0.63em;
  letter-spacing: -0.035em;
}
.hero-copy {
  max-width: 560px;
  font-size: 1.08rem;
  color: #e3e9ee;
}
.tag-list {
  display: flex;
  gap: 10px 24px;
  flex-wrap: wrap;
  margin: 28px 0;
}
.tag-list span {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
}
.tag-list span:before {
  content: "•";
  color: var(--orange);
  margin-right: 9px;
}
.actions {
  display: flex;
  gap: 14px;
}
.btn {
  min-height: 52px;
  padding: 0 24px;
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  text-transform: uppercase;
  font-size: 0.76rem;
  font-weight: 800;
  transition: 0.25s;
}
.btn:hover {
  transform: translateY(-2px);
}
.btn-primary {
  background: var(--orange);
  color: #fff;
  box-shadow: 0 12px 30px rgba(255, 133, 0, 0.22);
}
.btn-primary:hover {
  background: #e97800;
}
.btn-ghost {
  border: 1px solid rgba(255, 255, 255, 0.75);
  color: #fff;
}
.trust-strip {
  position: relative;
  z-index: 3;
  margin-top: -62px;
  background: #092541;
  color: #fff;
  border-radius: 16px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  padding: 28px 34px;
  box-shadow: var(--shadow);
}
.trust-strip article {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 0 24px;
  border-right: 1px solid #466078;
}
.trust-strip article:last-child {
  border: 0;
}
.trust-strip [data-lucide] {
  color: var(--orange);
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  stroke-width: 1.8;
}
.trust-strip h3 {
  font-size: 0.94rem;
  text-transform: uppercase;
  margin-bottom: 3px;
}
.trust-strip p {
  font-size: 0.75rem;
  color: #c8d2da;
  margin: 0;
  line-height: 1.5;
}
.section {
  padding: 112px 0;
}
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px;
  align-items: center;
}
.photo-collage {
  min-height: 440px;
  position: relative;
}
.main-photo,
.small-photo,
.tech-photo {
  background-size: cover;
  background-position: center;
  border-radius: var(--radius);
}
.main-photo {
  position: absolute;
  inset: 0 18% 8% 0;
  background-image: url("../images/homem_medindo.webp");
}
.small-photo {
  position: absolute;
  width: 44%;
  height: 45%;
  right: 0;
  bottom: 0;
  background-image: url("https://images.unsplash.com/photo-1473968512647-3e447244af8f?auto=format&fit=crop&w=700&q=85");
  border: 8px solid #fff;
}
.experience {
  position: absolute;
  left: 28px;
  bottom: -18px;
  background: var(--orange);
  color: #fff;
  padding: 13px 20px;
  border-radius: 9px;
  font-size: 0.72rem;
  text-transform: uppercase;
  font-weight: 700;
}
.experience b {
  font-size: 1.5rem;
  margin-right: 8px;
}
.section-copy h2,
.section-head h2,
.center-head h2,
.tech h2,
.cta h2 {
  font-size: clamp(2rem, 3.5vw, 3rem);
  line-height: 1.2;
  letter-spacing: -0.04em;
  margin-bottom: 24px;
}
.section-copy > p {
  color: var(--muted);
}
.mini-stats {
  display: flex;
  gap: 38px;
  margin: 30px 0;
}
.mini-stats div {
  display: flex;
  flex-direction: column;
}
.mini-stats b {
  font-size: 1.35rem;
  color: var(--orange);
}
.mini-stats span {
  font-size: 0.72rem;
  text-transform: uppercase;
  color: var(--muted);
}
.text-link,
.service-card a {
  font-size: 0.74rem;
  text-transform: uppercase;
  font-weight: 800;
  color: var(--orange);
}
.services {
  background: var(--paper);
}
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  margin-bottom: 46px;
}
.section-head h2 {
  margin: 0;
}
.section-head > p {
  max-width: 420px;
  color: var(--muted);
  margin-bottom: 4px;
}
.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.service-card {
  position: relative;
  background: #fff;
  padding: 36px 28px 30px;
  border: 1px solid var(--line);
  border-radius: 14px;
  transition: 0.3s;
}
.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow);
  border-color: transparent;
}
.service-card [data-lucide] {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--orange);
  display: grid;
  place-items: center;
  padding: 15px;
  stroke-width: 1.8;
  margin-bottom: 25px;
}
.service-card h3 {
  font-size: 1.05rem;
  line-height: 1.3;
  min-height: 55px;
}
.service-card p {
  font-size: 0.82rem;
  color: var(--muted);
  min-height: 100px;
}
.card-num {
  position: absolute;
  right: 22px;
  top: 20px;
  font-weight: 800;
  color: #dfe5e9;
  font-size: 1.45rem;
}
.tech {
  padding-top: 0;
  background: var(--paper);
}
.tech-box {
  background: var(--deep);
  border-radius: var(--radius);
  color: #fff;
  display: grid;
  grid-template-columns: 1fr 1fr;
  overflow: hidden;
  min-height: 430px;
}
.tech-box > div:first-child {
  padding: 58px;
}
.tech-box p:not(.eyebrow) {
  color: #c8d3dc;
}
.tech-photo {
  border-radius: 0;
  background-image: linear-gradient(
      rgba(0, 33, 64, 0.12),
      rgba(0, 33, 64, 0.12)
    ),
    url("../images/survey-equipment-construction-site-overlay.png");
}
.tech-items {
  display: flex;
  justify-content: space-between;
  margin-top: 32px;
  color: var(--orange);
  font-size: 1.65rem;
}
.tech-items span {
  text-align: center;
  display: grid;
  justify-items: center;
}
.tech-items [data-lucide] {
  width: 28px;
  height: 28px;
  stroke-width: 1.8;
}
.tech-items small {
  display: block;
  color: #fff;
  font-size: 0.62rem;
  margin-top: 5px;
}
.process {
  background: var(--paper);
}
.process-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 28px;
  align-items: stretch;
}
.process-intro {
  position: relative;
  overflow: hidden;
  border-radius: 22px;
  background: var(--deep);
  color: #fff;
  padding: 54px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.process-intro:after {
  content: "";
  position: absolute;
  width: 360px;
  height: 360px;
  right: -190px;
  bottom: -190px;
  border: 1px solid rgba(255, 133, 0, 0.22);
  border-radius: 50%;
  box-shadow: 0 0 0 45px rgba(255, 133, 0, 0.04),
    0 0 0 90px rgba(255, 133, 0, 0.025);
}
.process-intro h2 {
  font-size: clamp(2rem, 3.4vw, 3rem);
  line-height: 1.18;
  letter-spacing: -0.04em;
  margin-bottom: 24px;
}
.process-intro > p:not(.eyebrow) {
  color: #bdcad5;
  max-width: 470px;
}
.process-proof {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  width: 100%;
  padding: 28px 0;
  margin: 12px 0 28px;
  border-top: 1px solid #29465f;
  border-bottom: 1px solid #29465f;
}
.process-proof span {
  color: #b8c6d1;
  font-size: 0.68rem;
  text-transform: uppercase;
  line-height: 1.45;
}
.process-proof b {
  display: block;
  color: var(--orange);
  font-size: 1.25rem;
}
.process-intro .btn {
  position: relative;
  z-index: 1;
}
.process-list {
  display: grid;
  gap: 12px;
}
.process-list article {
  position: relative;
  display: grid;
  grid-template-columns: 54px 58px 1fr;
  gap: 20px;
  align-items: center;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 24px 28px;
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}
.process-list article:hover {
  transform: translateX(6px);
  box-shadow: 0 16px 40px rgba(0, 33, 64, 0.09);
  border-color: transparent;
}
.process-number {
  align-self: start;
  color: #b7c2ca;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}
.process-list [data-lucide] {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: var(--navy);
  color: var(--orange);
  padding: 14px;
  stroke-width: 1.8;
}
.process-list small {
  color: var(--orange);
  font-size: 0.62rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.process-list h3 {
  margin: 2px 0 6px;
  font-size: 1rem;
}
.process-list p {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 0.75rem;
  line-height: 1.55;
}
.process-list div > b {
  color: var(--navy);
  font-size: 0.65rem;
  text-transform: uppercase;
}
.cta {
  background: #f3f6f8;
  color: #fff;
  padding: 76px 0;
}
.cta-inner {
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 50px;
  min-height: 250px;
  padding: 54px 60px;
  border-radius: 22px;
  background: linear-gradient(
      105deg,
      rgba(0, 23, 45, 0.98) 0%,
      rgba(0, 33, 64, 0.94) 62%,
      rgba(0, 50, 85, 0.9) 100%
    ),
    url("https://images.unsplash.com/photo-1500382017468-9049fed747ef?auto=format&fit=crop&w=1500&q=80")
      center/cover;
  box-shadow: 0 24px 60px rgba(0, 23, 45, 0.16);
}
.cta-inner:before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 5px;
  height: 100%;
  background: var(--orange);
}
.cta-inner:after {
  content: "";
  position: absolute;
  width: 280px;
  height: 280px;
  right: -130px;
  top: -170px;
  border: 1px solid rgba(255, 133, 0, 0.28);
  border-radius: 50%;
  box-shadow: 0 0 0 40px rgba(255, 133, 0, 0.035),
    0 0 0 80px rgba(255, 133, 0, 0.02);
}
.cta h2 {
  position: relative;
  z-index: 1;
  max-width: 690px;
  margin: 0;
}
.cta .btn {
  position: relative;
  z-index: 1;
  flex-shrink: 0;
}
footer {
  background: linear-gradient(
    135deg,
    #001326 0%,
    var(--deep) 55%,
    #00213b 100%
  );
  color: #fff;
  padding: 62px 0 24px;
  border-top: 1px solid rgba(255, 133, 0, 0.32);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.2fr;
  gap: 80px;
}
.footer-grid img {
  width: 180px;
}
.footer-grid p {
  font-size: 0.78rem;
  color: #aebdca;
  max-width: 280px;
}
.footer-grid > div {
  display: flex;
  flex-direction: column;
  gap: 9px;
}
.footer-grid b {
  color: var(--orange);
  text-transform: uppercase;
  font-size: 0.72rem;
}
.footer-grid a,
.footer-grid span {
  font-size: 0.76rem;
  color: #bdc9d2;
}
.footer-grid a {
  width: fit-content;
  transition: color 0.2s, transform 0.2s;
}
.footer-grid a:hover {
  color: #fff;
  transform: translateX(3px);
}
.copyright {
  border-top: 1px solid rgba(143, 169, 190, 0.2);
  margin-top: 50px;
  padding-top: 20px;
  font-size: 0.7rem;
  color: #8497a7;
}
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s, transform 0.7s;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}
@media (max-width: 900px) {
  .container {
    width: min(100% - 36px, 700px);
  }
  .site-header {
    height: 76px;
  }
  .brand img {
    width: 150px;
  }
  .menu-toggle {
    display: block;
    margin-left: auto;
    z-index: 2;
  }
  .nav {
    display: none;
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    background: var(--deep);
    padding: 18px 26px 28px;
    flex-direction: column;
    gap: 0;
  }
  .nav.open {
    display: flex;
  }
  .nav a {
    padding: 13px 0;
    border-bottom: 1px solid #1a3955;
  }
  .social-link {
    display: none;
  }
  .hero {
    min-height: 760px;
    align-items: end;
  }
  .hero-photo {
    background: linear-gradient(
        0deg,
        rgba(0, 23, 45, 1) 13%,
        rgba(0, 23, 45, 0.78) 58%,
        rgba(0, 23, 45, 0.08)
      ),
      url("https://images.unsplash.com/photo-1500382017468-9049fed747ef?auto=format&fit=crop&w=1100&q=86")
        center/cover;
  }
  .hero-photo:after {
    top: 12%;
    left: 14%;
    width: 70%;
    height: 35%;
  }
  .hero-content {
    padding: 60px 0 60px;
  }
  .hero h1 {
    font-size: clamp(2.55rem, 11vw, 4rem);
  }
  .trust-strip {
    margin-top: 0;
    border-radius: 0;
    width: 100%;
    grid-template-columns: 1fr;
    padding: 22px 26px;
  }
  .trust-strip article {
    border-right: 0;
    border-bottom: 1px solid #405a72;
    padding: 20px 0;
  }
  .trust-strip article:last-child {
    border: 0;
  }
  .section {
    padding: 80px 0;
  }
  .split {
    grid-template-columns: 1fr;
    gap: 70px;
  }
  .photo-collage {
    order: 2;
    min-height: 400px;
  }
  .section-head {
    display: block;
  }
  .section-head > p {
    margin-top: 20px;
  }
  .service-grid {
    grid-template-columns: 1fr 1fr;
  }
  .tech-box {
    grid-template-columns: 1fr;
  }
  .tech-box > div:first-child {
    padding: 42px 30px;
  }
  .tech-photo {
    min-height: 330px;
  }
  .process-layout {
    grid-template-columns: 1fr;
  }
  .process-intro {
    padding: 42px;
  }
  .cta-inner {
    display: block;
    padding: 48px 42px;
  }
  .cta .btn {
    margin-top: 30px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
  .footer-grid > div:first-child {
    grid-column: 1/-1;
  }
}
@media (max-width: 560px) {
  .container {
    width: calc(100% - 32px);
    border-bottom-right-radius: 20px;
    border-bottom-left-radius: 20px;
  }
  .site-header {
    height: 68px;
  }
  .nav {
    top: 68px;
  }
  .brand img {
    width: 142px;
  }
  .hero {
    min-height: min(660px, calc(100svh - 68px));
  }
  .hero-content {
    padding: 38px 0 38px;
  }
  .hero h1 {
    font-size: clamp(2.25rem, 10vw, 3rem);
    margin-bottom: 16px;
  }
  .hero-copy {
    font-size: 0.91rem;
  }
  .tag-list {
    gap: 6px 12px;
    margin: 20px 0;
  }
  .tag-list span {
    font-size: 0.61rem;
  }
  .actions {
    flex-direction: column;
  }
  .btn {
    width: 100%;
  }
  .section {
    padding: 54px 0;
  }
  .section-copy h2,
  .section-head h2,
  .center-head h2,
  .tech h2,
  .cta h2 {
    font-size: 1.85rem;
  }
  .photo-collage {
    min-height: 310px;
  }
  .small-photo {
    width: 48%;
    height: 42%;
  }
  .mini-stats {
    gap: 20px;
  }
  .service-grid {
    grid-template-columns: 1fr;
  }
  .service-card {
    padding: 28px 24px;
  }
  .service-card h3,
  .service-card p {
    min-height: 0;
  }
  .tech-photo {
    min-height: 230px;
  }
  .tech-items {
    gap: 10px;
  }
  .tech-items small {
    font-size: 0.54rem;
  }
  .process-intro {
    padding: 34px 26px;
  }
  .process-proof {
    gap: 12px;
  }
  .process-list article {
    grid-template-columns: 44px 1fr;
    gap: 14px;
    padding: 22px 18px;
  }
  .process-number {
    display: none;
  }
  .process-list [data-lucide] {
    width: 44px;
    height: 44px;
  }
  .cta {
    text-align: center;
    padding: 46px 0;
  }
  .cta-inner {
    min-height: auto;
    padding: 42px 24px;
  }
  .cta-inner:before {
    width: 100%;
    height: 4px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .footer-grid > div:first-child {
    grid-column: auto;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}