*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

button {
  cursor: pointer;
  border: none;
  background: none;
  font: inherit;
}

ul, ol {
  list-style: none;
}
:root {
  /* Palette — Azul Escuro + Azul Claro */
  --color-navy:       #0A1F3C;   /* azul escuro principal */
  --color-navy-mid:   #102C54;   /* azul escuro médio */
  --color-navy-light: #163B6E;   /* azul escuro mais claro */
  --color-orange:     #2B9BDB;   /* azul claro — substitui laranja como cor de destaque */
  --color-orange-dk:  #1A7BB5;   /* azul claro escurecido (hover) */
  --color-cement:     #B8D4EA;   /* azul acinzentado claro */
  --color-cement-lt:  #E0EEF8;   /* azul muito claro (fundo suave) */
  --color-off-white:  #F4F8FC;   /* off-white com toque azulado */
  --color-white:      #FFFFFF;
  --color-text:       #0D1B2E;
  --color-text-mid:   #3A4E6A;
  --color-text-light: #7A92AB;

  /* Typography */
  --font-display: 'Barlow Condensed', sans-serif;
  --font-body:    'Inter', sans-serif;

  /* Type scale */
  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-md:   1.125rem;
  --text-lg:   1.375rem;
  --text-xl:   1.75rem;
  --text-2xl:  2.25rem;
  --text-3xl:  3rem;
  --text-4xl:  4rem;
  --text-5xl:  5.5rem;

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Borders */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;

  /* Shadows */
  --shadow-card: 0 4px 24px rgba(13, 27, 42, 0.12);
  --shadow-card-hover: 0 12px 40px rgba(13, 27, 42, 0.22);

  /* Transitions */
  --transition-fast: 0.18s ease;
  --transition-mid:  0.3s ease;
  --transition-slow: 0.5s ease;

  /* Navbar */
  --navbar-height: 72px;
}
body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-4);
  }
}

/* ---------- Global type ---------- */
.section-eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-orange);
  display: block;
  margin-bottom: var(--space-3);
}

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

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-navy);
  margin-bottom: var(--space-6);
}

.body-text {
  font-size: var(--text-md);
  color: var(--color-text-mid);
  line-height: 1.75;
  margin-bottom: var(--space-4);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-orange);
  color: var(--color-white);
}

.btn--primary:hover {
  background: var(--color-orange-dk);
  transform: translateY(-1px);
}

.btn--ghost {
  background: transparent;
  color: var(--color-navy);
  border: 2px solid var(--color-navy);
}

.btn--ghost:hover {
  background: var(--color-navy);
  color: var(--color-white);
}

.btn--ghost-light {
  color: var(--color-white);
  border-color: rgba(255,255,255,0.5);
}

.btn--ghost-light:hover {
  background: rgba(255,255,255,0.15);
  border-color: var(--color-white);
}

.btn--text {
  padding: 0;
  color: var(--color-orange);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.btn--text:hover {
  color: var(--color-orange-dk);
}

.btn--text .arrow {
  transition: transform var(--transition-fast);
}

.btn--text:hover .arrow {
  transform: translateX(4px);
}

/* ---------- Desktop-only break ---------- */
.desktop-only {
  display: none;
}

@media (min-width: 1024px) {
  .desktop-only {
    display: block;
  }
}
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--navbar-height);
  background: transparent;
  transition: background var(--transition-mid), box-shadow var(--transition-mid);
}

.navbar.scrolled {
  background: var(--color-navy);
  box-shadow: 0 2px 24px rgba(0,0,0,0.35);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.navbar__logo {
  display: flex;
  align-items: center;
}

.navbar__logo-img {
  height: 40px;
  width: auto;
  object-fit: contain;
  transform: translateX(-7px);
}

.footer__logo-img {
  height: 48px;
  width: auto;
  object-fit: contain;
  margin-bottom: var(--space-3);
}

.logo-eng {
  color: var(--color-white);
}

.logo-esp {
  color: var(--color-orange);
}

.navbar__nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav-link {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-white);
  position: relative;
  padding-bottom: 2px;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-orange);
  transition: width var(--transition-fast);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-link--cta {
  background: var(--color-orange);
  color: var(--color-white);
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}

.nav-link--cta::after {
  display: none;
}

.nav-link--cta:hover {
  background: var(--color-orange-dk);
}

/* Hamburger */
.navbar__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
}

.navbar__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

.navbar__hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.navbar__hamburger.open span:nth-child(2) {
  opacity: 0;
}
.navbar__hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 768px) {
  .navbar__hamburger {
    display: flex;
  }

  .navbar__nav {
    position: fixed;
    top: var(--navbar-height);
    left: 0;
    right: 0;
    background: var(--color-navy);
    flex-direction: column;
    align-items: center;
    padding: var(--space-8) 0;
    gap: var(--space-6);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-mid), opacity var(--transition-mid);
  }

  .navbar__nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }
}
.hero {
  position: relative;
  height: 100vh;
  min-height: 620px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    110deg,
    rgba(13, 27, 42, 0.88) 0%,
    rgba(13, 27, 42, 0.72) 55%,
    rgba(13, 27, 42, 0.45) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 1;
  padding-top: var(--navbar-height);
  max-width: 680px;
  margin-right: auto;
  margin-left: 60px;
}

.hero__eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-orange);
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.hero__eyebrow::before {
  content: '';
  display: inline-block;
  width: 32px;
  height: 2px;
  background: var(--color-orange);
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, var(--text-5xl));
  font-weight: 800;
  line-height: 1.0;
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: 0.01em;
  margin-bottom: var(--space-5);
}

.hero__title--accent {
  color: var(--color-orange);
}

.hero__sub {
  font-family: var(--font-body);
  font-size: var(--text-md);
  color: rgba(255,255,255,0.78);
  line-height: 1.7;
  max-width: 540px;
  margin-bottom: var(--space-8);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.hero__actions .btn--ghost {
  color: var(--color-white);
  border-color: rgba(255,255,255,0.5);
}

.hero__actions .btn--ghost:hover {
  background: rgba(255,255,255,0.12);
  border-color: var(--color-white);
}

/* Scroll indicator */
.hero__scroll-indicator {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}

.hero__scroll-indicator span {
  display: block;
  width: 24px;
  height: 40px;
  border: 2px solid rgba(255,255,255,0.4);
  border-radius: 12px;
  position: relative;
}

.hero__scroll-indicator span::after {
  content: '';
  position: absolute;
  top: 5px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--color-orange);
  border-radius: 2px;
  animation: scrollBob 1.8s ease-in-out infinite;
}

@keyframes scrollBob {
  0%, 100% { top: 5px; opacity: 1; }
  60%       { top: 18px; opacity: 0.3; }
}

@media (max-width: 768px) {
  .hero__title {
    font-size: 2.8rem;
  }
}
.services {
  padding: var(--space-24) 0;
  background: var(--color-white);
}

.services .section-title {
  margin-bottom: var(--space-12);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

/* Service Card */
.service-card {
  position: relative;
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  transition: box-shadow var(--transition-mid), transform var(--transition-mid);
}

.service-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

/* The signature accent bar at the bottom */
.service-card__bar {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  width: 0;
  background: var(--color-orange);
  transition: width var(--transition-slow);
}

.service-card:hover .service-card__bar {
  width: 100%;
}

.service-card__img-wrap {
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--color-cement-lt);
}

.service-card__img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.service-card:hover .service-card__img-wrap img {
  transform: scale(1.05);
}

.service-card__body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.service-card__number {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--color-orange);
  margin-bottom: var(--space-3);
}

.service-card__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-navy);
  line-height: 1.2;
  margin-bottom: var(--space-3);
}

.service-card__excerpt {
  font-size: var(--text-sm);
  color: var(--color-text-mid);
  line-height: 1.65;
  flex: 1;
  margin-bottom: var(--space-5);
}

@media (max-width: 1024px) {
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .services__grid {
    grid-template-columns: 1fr;
  }
}

/* Projects gallery */
.projects {
  padding: var(--space-24) 0;
  background: var(--color-navy);
}

.projects .section-eyebrow {
  color: var(--color-orange);
}

.projects .section-title {
  color: var(--color-white);
  margin-bottom: var(--space-12);
}

.projects__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: 320px 260px;
  gap: var(--space-4);
}

.project-tile {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-sm);
  background: var(--color-navy-light);
  height: 100%;
}

.project-tile--large {
  grid-column: span 2;
}

.project-tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.project-tile:hover img {
  transform: scale(1.06);
}

.project-tile__caption {
  position: absolute;
  inset: 0; /* Faz a legenda cobrir a imagem inteira */
  display: flex;
  align-items: center; /* Centraliza no meio (vertical) */
  justify-content: center; /* Centraliza no meio (horizontal) */
  text-align: center;
  padding: var(--space-4);
  background: rgba(13, 27, 42, 0.75); /* Fundo escuro em tudo para dar leitura */
  font-size: var(--text-lg); /* Aumenta o tamanho da fonte (antes era sm) */
  color: var(--color-white);
  font-weight: 600; /* Deixa o texto um pouco mais encorpado */
  opacity: 0;
  transition: opacity var(--transition-mid);
}

.project-tile:hover .project-tile__caption {
  opacity: 1;
}

@media (max-width: 768px) {
  .projects__grid {
    grid-template-columns: 1fr 1fr;
  }

  .project-tile--large {
    grid-column: span 2;
  }
}

@media (max-width: 480px) {
  .projects__grid {
    grid-template-columns: 1fr;
  }

  .project-tile--large {
    grid-column: span 1;
  }
}
.about-strip {
  padding: var(--space-24) 0;
  background: var(--color-off-white);
  border-bottom: 1px solid var(--color-cement-lt);
}

.about-strip__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.about-strip__text .section-title {
  color: var(--color-navy);
}

.about-strip__numbers {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.stat-card {
  display: flex;
  flex-direction: column;
  padding: var(--space-6) var(--space-8);
  background: var(--color-white);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-orange);
  box-shadow: var(--shadow-card);
}

.stat-card__num {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 800;
  color: var(--color-navy);
  line-height: 1;
}

.stat-card__unit {
  font-size: var(--text-2xl);
  color: var(--color-orange);
}

.stat-card__label {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: var(--space-2);
}

@media (max-width: 900px) {
  .about-strip__inner {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }

  .about-strip__numbers {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 560px) {
  .about-strip__numbers {
    grid-template-columns: 1fr;
  }
}
.cta-section {
  position: relative;
  padding: var(--space-32) 0;
  overflow: hidden;
  text-align: center;
}

.cta-section__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.cta-section__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.cta-section__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(13, 27, 42, 0.52) 0%,
    rgba(13, 27, 42, 0.62) 100%
  );
}

.cta-section__content {
  position: relative;
  z-index: 1;
}

.cta-section__title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 800;
  color: var(--color-white);
  line-height: 1.1;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  margin-bottom: var(--space-5);
}

.cta-section__sub {
  font-size: var(--text-md);
  color: rgba(255,255,255,0.75);
  margin-bottom: var(--space-10);
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.cta-section__actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-4);
}
.footer {
  background: var(--color-navy);
  padding: var(--space-16) 0 0;
  border-top: 3px solid var(--color-orange);
}

.footer__inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-8);
  padding-bottom: var(--space-12);
}

.footer__brand .navbar__logo {
  font-size: 1.8rem;
  display: block;
  margin-bottom: var(--space-3);
}

.footer__brand .logo-eng,
.footer__brand .logo-esp {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
}

.footer__brand .logo-eng { color: var(--color-white); }
.footer__brand .logo-esp { color: var(--color-orange); }

.footer__tagline {
  font-size: var(--text-sm);
  color: var(--color-cement);
  margin-bottom: var(--space-2);
}

.footer__location {
  font-size: var(--text-xs);
  color: var(--color-text-light);
  letter-spacing: 0.05em;
}

.footer__nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__nav a {
  font-size: var(--text-sm);
  color: var(--color-cement);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
  transition: color var(--transition-fast);
}

.footer__nav a:hover {
  color: var(--color-orange);
}

.footer__social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.2);
  color: var(--color-cement);
  transition: all var(--transition-fast);
}

.footer__social a:hover {
  border-color: var(--color-orange);
  color: var(--color-orange);
}

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: var(--space-5) 0;
}

.footer__bottom p {
  text-align: center;
  font-size: var(--text-xs);
  color: var(--color-text-light);
}
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(13, 27, 42, 0.75);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-mid);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.modal {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  max-width: 680px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  position: relative;
  transform: translateY(24px) scale(0.98);
  transition: transform var(--transition-mid);
  box-shadow: 0 32px 80px rgba(0,0,0,0.35);
}

.modal-overlay.active .modal {
  transform: translateY(0) scale(1);
}

.modal__close {
  position: sticky;
  top: var(--space-4);
  float: right;
  margin: var(--space-4) var(--space-4) 0 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-cement-lt);
  color: var(--color-text);
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: background var(--transition-fast);
}

.modal__close:hover {
  background: var(--color-cement);
}

.modal__content {
  padding: var(--space-8) var(--space-10) var(--space-10);
  clear: both;
}

.modal__content h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: var(--space-2);
  line-height: 1.2;
}

.modal__content .modal-eyebrow {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-orange);
  display: block;
  margin-bottom: var(--space-3);
}

.modal__content hr {
  border: none;
  border-top: 2px solid var(--color-orange);
  width: 48px;
  margin: var(--space-5) 0;
}

.modal__content p {
  font-size: var(--text-base);
  color: var(--color-text-mid);
  line-height: 1.8;
  margin-bottom: var(--space-4);
}

.modal__content ul {
  list-style: none;
  margin-top: var(--space-3);
  margin-bottom: var(--space-4);
}

.modal__content ul li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-base);
  color: var(--color-text-mid);
  line-height: 1.65;
  margin-bottom: var(--space-3);
}

.modal__content ul li::before {
  content: '▸';
  color: var(--color-orange);
  font-size: 0.7rem;
  margin-top: 5px;
  flex-shrink: 0;
}

@media (max-width: 600px) {
  .modal__content {
    padding: var(--space-6);
  }
}
/* Scroll-triggered reveal */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal--delay-1 { transition-delay: 0.1s; }
.reveal--delay-2 { transition-delay: 0.2s; }
.reveal--delay-3 { transition-delay: 0.3s; }
.reveal--delay-4 { transition-delay: 0.4s; }
.reveal--delay-5 { transition-delay: 0.5s; }

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}