/* ============================================================
   URBANELLO — Design System & Global Styles
   Estética: Clean & High-Contrast (Preto / Branco / Cinza)
   ============================================================ */

/* --- Google Fonts (Lato) --- */
@import url('https://fonts.googleapis.com/css2?family=Lato:wght@300;400;700;900&display=swap');

/* --- CSS Custom Properties (Design Tokens) --- */
:root {
  /* Paleta Strict */
  --clr-primary: #000000;
  --clr-secondary: #FFFFFF;
  --clr-surface: #F8F9FA;
  --clr-text: #333333;
  --clr-border: #DEE2E6;
  --clr-border-focus: #000000;

  /* Acentos Corporativos */
  --clr-accent-gold: #C69C38;
  --clr-accent-green: #2E7D32;

  /* Tipografia */
  --ff-base: 'Lato', sans-serif;
  --fw-light: 300;
  --fw-regular: 400;
  --fw-bold: 700;
  --fw-black: 900;

  /* Espaçamentos */
  --container-max: 1320px;
  --section-py: 100px;
  --section-py-sm: 60px;

  /* Transições */
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* --- Reset & Base --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--ff-base);
  font-weight: var(--fw-regular);
  color: var(--clr-text);
  background-color: var(--clr-secondary);
  line-height: 1.7;
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-base);
}

ul, ol { list-style: none; }

/* --- Container --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-weight: var(--fw-black);
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--clr-primary);
  line-height: 1.15;
  overflow-wrap: break-word;
  word-wrap: break-word;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }

p {
  font-weight: var(--fw-light);
  line-height: 1.8;
  color: var(--clr-text);
}

.label-text {
  font-size: 0.75rem;
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--clr-text);
}

/* --- Accent Utility Classes --- */
.text-gold { color: var(--clr-accent-gold) !important; }
.text-green { color: var(--clr-accent-green) !important; }

/* --- Infraestrutura Grid --- */
.infra-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 32px;
  text-align: center;
}

.infra-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 28px 12px;
  border: 1px solid var(--clr-border);
  transition: var(--transition-base);
}

.infra-item:hover {
  border-color: var(--clr-accent-green);
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.06);
}

.infra-item .material-icons {
  font-size: 36px;
}

.infra-item span:last-child {
  font-size: 0.78rem;
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--clr-text);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 36px;
  font-family: var(--ff-base);
  font-size: 0.85rem;
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  border: 2px solid var(--clr-primary);
  border-radius: 0;
  cursor: pointer;
  transition: var(--transition-base);
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--clr-primary);
  color: var(--clr-secondary);
}
.btn-primary:hover {
  background-color: var(--clr-text);
  border-color: var(--clr-text);
  transform: translateY(-2px);
}

.btn-gold {
  background-color: var(--clr-accent-gold);
  color: #000000;
  border-color: var(--clr-accent-gold);
  font-weight: 900;
}
.btn-gold:hover {
  background-color: var(--clr-primary);
  color: var(--clr-accent-gold);
  border-color: var(--clr-primary);
  transform: translateY(-2px);
}

.btn-outline {
  background-color: transparent;
  color: var(--clr-primary);
}
.btn-outline:hover {
  background-color: var(--clr-primary);
  color: var(--clr-secondary);
  transform: translateY(-2px);
}

.btn-white {
  background-color: var(--clr-secondary);
  color: var(--clr-primary);
  border-color: var(--clr-secondary);
}
.btn-white:hover {
  background-color: transparent;
  color: var(--clr-secondary);
  transform: translateY(-2px);
}

.btn-block { width: 100%; }

/* --- Navbar --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--clr-border);
  transition: var(--transition-base);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.navbar-logo {
  font-size: 1.6rem;
  font-weight: var(--fw-black);
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--clr-primary);
}

.navbar-logo span {
  font-weight: var(--fw-light);
}

.navbar-nav {
  display: flex;
  align-items: center;
  gap: 40px;
}

.navbar-nav a {
  font-size: 0.8rem;
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--clr-text);
  position: relative;
  padding-bottom: 4px;
}

.navbar-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--clr-accent-gold);
  transition: var(--transition-base);
}

.navbar-nav a:hover::after,
.navbar-nav a.active::after {
  width: 100%;
}

.navbar-nav .btn {
  padding: 10px 24px;
  font-size: 0.75rem;
}

/* Mobile Toggle */
.navbar-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 5px;
}

.navbar-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--clr-primary);
  transition: var(--transition-base);
}

/* --- Hero Section --- */
.hero {
  padding-top: 80px;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-color: var(--clr-secondary);
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-content {
  padding: 40px 0;
}

.hero-content .label-text {
  margin-bottom: 20px;
  display: inline-block;
}

.hero-content h1 {
  margin-bottom: 24px;
}

.hero-content p {
  font-size: 1.1rem;
  margin-bottom: 40px;
  max-width: 480px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-image {
  position: relative;
  overflow: hidden;
  height: 600px;
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(20%) contrast(1.2);
}

.hero-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,0,0,0.05), transparent);
}

/* --- Section Base --- */
.section {
  padding: var(--section-py) 0;
}

.section-surface {
  background-color: var(--clr-surface);
}

.section-dark {
  background-color: var(--clr-primary);
  color: var(--clr-secondary);
}

.section-dark h2,
.section-dark h3,
.section-dark p {
  color: var(--clr-secondary);
}

.section-dark p {
  opacity: 0.8;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header .label-text {
  margin-bottom: 12px;
  display: inline-block;
}

.section-header p {
  max-width: 600px;
  margin: 16px auto 0;
}

/* --- About / Quem Somos --- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-text p {
  margin-bottom: 20px;
}

.counters {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

.counter-item {
  text-align: center;
  padding: 30px 20px;
  border: 1px solid var(--clr-border);
}

.counter-number {
  font-size: 3rem;
  font-weight: var(--fw-black);
  color: var(--clr-primary);
  line-height: 1;
  margin-bottom: 8px;
}

.counter-label {
  font-size: 0.75rem;
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--clr-text);
}

/* --- CTA Banner --- */
.cta-banner {
  padding: 80px 0;
  background-color: var(--clr-primary);
  text-align: center;
}

.cta-banner h2 {
  color: var(--clr-secondary);
  margin-bottom: 16px;
}

.cta-banner p {
  color: rgba(255,255,255,0.7);
  max-width: 500px;
  margin: 0 auto 32px;
}

/* --- Portfolio / Projects --- */
.page-header {
  padding: 140px 0 60px;
  background-color: var(--clr-surface);
  text-align: center;
}

.page-header h1 {
  margin-bottom: 12px;
}

.page-header p {
  max-width: 500px;
  margin: 0 auto;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.project-card {
  overflow: hidden;
  border: 1px solid var(--clr-border);
  border-bottom: 3px solid transparent;
  transition: var(--transition-base);
}

.project-card:hover {
  border-color: var(--clr-primary);
  border-bottom-color: var(--clr-accent-green);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.08);
}

.project-card-image {
  position: relative;
  overflow: hidden;
  height: 240px;
}

.project-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: var(--transition-slow);
}

.project-card:hover .project-card-image img {
  filter: grayscale(0%);
  transform: scale(1.05);
}

.project-card-body {
  padding: 24px;
}

.project-card-body .label-text {
  font-size: 0.65rem;
  color: #999;
  margin-bottom: 8px;
  display: block;
}

.project-card-body h3 {
  font-size: 1rem;
  margin-bottom: 6px;
}

.project-card-body .location {
  font-size: 0.85rem;
  color: #888;
  display: flex;
  align-items: center;
  gap: 4px;
}

.project-card-body .location .material-icons {
  font-size: 16px;
}

/* --- Lead Engine / Formulário --- */
.lead-engine {
  min-height: 100vh;
  padding-top: 80px;
  background-color: var(--clr-primary);
  display: flex;
  align-items: center;
}

.lead-engine .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  padding-top: 60px;
  padding-bottom: 60px;
}

.lead-copy {
  color: var(--clr-secondary);
}

.lead-copy .label-text {
  color: rgba(255,255,255,0.5);
  margin-bottom: 16px;
  display: inline-block;
}

.lead-copy h1 {
  color: var(--clr-secondary);
  margin-bottom: 20px;
}

.lead-copy > p {
  color: rgba(255,255,255,0.7);
  font-size: 1.05rem;
  margin-bottom: 40px;
}

.lead-contact-info {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.lead-contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
}

.lead-contact-item .material-icons {
  font-size: 20px;
  color: var(--clr-secondary);
}

/* Form Block */
.form-block {
  background-color: var(--clr-secondary);
  padding: 48px 40px;
}

.form-block h3 {
  margin-bottom: 8px;
}

.form-block > p {
  font-size: 0.85rem;
  margin-bottom: 32px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.7rem;
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--clr-text);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--ff-base);
  font-size: 0.95rem;
  font-weight: var(--fw-light);
  color: var(--clr-text);
  border: 1px solid var(--clr-border);
  border-radius: 0;
  background-color: var(--clr-secondary);
  transition: var(--transition-base);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--clr-border-focus);
}

.form-group input::placeholder {
  color: #bbb;
  font-weight: var(--fw-light);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 24px;
}

.form-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  flex-shrink: 0;
  accent-color: var(--clr-primary);
}

.form-checkbox label {
  font-size: 0.78rem;
  font-weight: var(--fw-light);
  text-transform: none;
  letter-spacing: 0;
  line-height: 1.5;
  color: #888;
}

.form-checkbox label a {
  color: var(--clr-primary);
  text-decoration: underline;
}

/* --- Footer --- */
.footer {
  background-color: var(--clr-primary);
  color: rgba(255,255,255,0.5);
  padding: 60px 0 30px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 40px;
}

.footer-brand .navbar-logo {
  color: var(--clr-secondary);
  margin-bottom: 16px;
  display: inline-block;
}

.footer-brand .navbar-logo span {
  color: var(--clr-accent-gold);
}

.footer-brand p {
  color: rgba(255,255,255,0.4);
  font-size: 0.9rem;
  max-width: 320px;
}

.footer h4 {
  color: var(--clr-secondary);
  font-size: 0.75rem;
  margin-bottom: 20px;
  letter-spacing: 2px;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
}

.footer-links a:hover {
  color: var(--clr-secondary);
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.08);
  text-align: center;
}

.footer-bottom p {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.8);
}

/* --- Animations (Scroll Reveal) --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* --- Responsive --- */
@media (max-width: 991px) {
  .hero .container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-image {
    height: 400px;
    order: -1;
  }

  .hero-content {
    padding: 0 0 40px;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

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

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

  .lead-engine .container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .section { padding: var(--section-py-sm) 0; }
}

@media (max-width: 767px) {
  .navbar-nav {
    display: none;
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    background-color: var(--clr-secondary);
    flex-direction: column;
    padding: 30px 20px;
    gap: 20px;
    border-bottom: 1px solid var(--clr-border);
  }

  .navbar-nav.open {
    display: flex;
  }

  .navbar-toggle {
    display: flex;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .hero-buttons .btn {
    width: 100%;
  }

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

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

  .infra-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .counters {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .form-block {
    padding: 32px 24px;
  }

  .cta-banner { padding: 60px 0; }
}