@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700;800&family=Open+Sans:wght@300;400;500;600;700&display=swap');

:root {
  --color-primary: #003366;
  --color-accent: #FF6600;
  --color-accent-hover: #e65c00;
  --color-bg: #F5F5F5;
  --color-bg-alt: #FFFFFF;
  --color-text: #333333;
  --color-text-light: #2A2A2A;
  --color-text-inverse: #FFFFFF;
  --color-text-inverse-secondary: rgba(255,255,255,0.88);
  --color-border: rgba(0,0,0,0.08);
  --color-border-light: rgba(255,255,255,0.18);
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Open Sans', sans-serif;
  --container-max: 1200px;
  --header-height: 72px;
  --transition: 0.3s ease;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
  --radius: 12px;
  --radius-sm: 8px;
}

*, *::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(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  font-size: 1rem;
  font-weight: 400;
}

p {
  color: var(--color-text-light);
  margin-bottom: 1.2rem;
}

/* ARMADILHA DE HERANÇA - fundos escuros */
.site-footer p,
.footer-bottom p,
.footer-brand p,
.hero p,
.page-hero p,
.stats p,
.site-footer .footer-grid p {
  color: inherit;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-primary);
  margin-bottom: 0.5em;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.8rem); }
h4 { font-size: clamp(1.1rem, 2vw, 1.4rem); }

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

a:hover {
  color: var(--color-accent);
}

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

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* HEADER */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition);
}

.site-header.scrolled {
  background: rgba(255,255,255,0.98);
  box-shadow: var(--shadow-sm);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 1.5rem;
  max-width: var(--container-max);
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--color-primary);
  text-decoration: none;
}

.brand-mark {
  width: 40px;
  height: 40px;
  background: var(--color-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.2rem;
  font-weight: 800;
  flex-shrink: 0;
}

.nav-links {
  display: none;
  flex-direction: column;
  position: absolute;
  top: var(--header-height);
  left: 0;
  right: 0;
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(12px);
  padding: 1rem 1.5rem;
  gap: 0.5rem;
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}

.nav-links.active {
  display: flex;
}

.nav-links a {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 1rem;
  padding: 0.6rem 0;
  color: var(--color-text);
  transition: color var(--transition);
  border-bottom: 2px solid transparent;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-accent);
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2.5px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: all var(--transition);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

@media (min-width: 820px) {
  .nav-links {
    display: flex;
    flex-direction: row;
    position: static;
    background: none;
    backdrop-filter: none;
    padding: 0;
    gap: 2rem;
    border: none;
    box-shadow: none;
  }

  .nav-links a {
    padding: 0.3rem 0;
  }

  .nav-toggle {
    display: none;
  }
}

/* HERO */
.hero {
  padding: clamp(6rem, 12vw, 10rem) 1.5rem clamp(4rem, 8vw, 6rem);
  text-align: center;
  background: linear-gradient(135deg, var(--color-primary) 0%, #002244 100%);
  color: var(--color-text-inverse);
  position: relative;
  overflow: hidden;
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><rect fill="rgba(255,255,255,0.03)" width="100" height="100"/></svg>');
  opacity: 0.1;
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero h1 {
  color: var(--color-text-inverse);
  margin-bottom: 0.5em;
  font-weight: 800;
}

.hero p {
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  color: var(--color-text-inverse-secondary);
  max-width: 700px;
  margin: 0 auto 2rem;
  line-height: 1.8;
}

/* PAGE HERO */
.page-hero {
  padding: clamp(5rem, 10vw, 8rem) 1.5rem clamp(3rem, 6vw, 4rem);
  text-align: center;
  background: linear-gradient(135deg, var(--color-primary) 0%, #002244 100%);
  color: var(--color-text-inverse);
  min-height: 30vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-hero h1 {
  color: var(--color-text-inverse);
  font-size: clamp(2rem, 4vw, 3rem);
}

.page-hero p {
  color: var(--color-text-inverse-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0.5rem auto 0;
}

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  padding: 0.9rem 2.2rem;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  background: var(--color-accent);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-sm);
}

.btn:hover {
  background: var(--color-accent-hover);
  color: var(--color-text-inverse);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  border-color: var(--color-text-inverse);
  color: var(--color-text-inverse);
}

.btn-outline:hover {
  background: var(--color-text-inverse);
  color: var(--color-primary);
  border-color: var(--color-text-inverse);
}

/* SECTIONS */
.section {
  padding: clamp(4rem, 8vw, 6rem) 1.5rem;
}

.section-alt {
  background: var(--color-bg-alt);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3rem;
}

.section-eyebrow {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
  display: block;
}

.section-header h2 {
  margin-bottom: 0.75rem;
}

.section-header p {
  font-size: 1.1rem;
  color: var(--color-text-light);
}

/* SERVICES GRID */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 820px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  background: var(--color-bg-alt);
  padding: 2.5rem 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  border: 1px solid var(--color-border);
  text-align: center;
}

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

.service-icon {
  width: 64px;
  height: 64px;
  background: var(--color-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-size: 1.8rem;
  color: var(--color-primary);
  transition: background var(--transition);
}

.service-card:hover .service-icon {
  background: var(--color-accent);
  color: var(--color-text-inverse);
}

.service-card h3 {
  margin-bottom: 0.75rem;
  font-size: 1.3rem;
}

.service-card p {
  font-size: 0.95rem;
  color: var(--color-text-light);
  margin-bottom: 0;
}

/* STATS */
.stats {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  padding: clamp(3rem, 6vw, 5rem) 1.5rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  text-align: center;
  max-width: var(--container-max);
  margin: 0 auto;
}

@media (min-width: 820px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.stat-value {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--color-text-inverse);
  line-height: 1;
  margin-bottom: 0.3rem;
}

.stat-label {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--color-text-inverse-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* CTA */
.cta {
  background: linear-gradient(135deg, var(--color-primary) 0%, #002244 100%);
  padding: clamp(3rem, 6vw, 5rem) 1.5rem;
  text-align: center;
  color: var(--color-text-inverse);
  border-radius: var(--radius);
  margin: 0 1.5rem;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
}

.cta h2 {
  color: var(--color-text-inverse);
  margin-bottom: 0.75rem;
}

.cta p {
  color: var(--color-text-inverse-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto 2rem;
}

.cta .btn {
  background: var(--color-accent);
  color: var(--color-text-inverse);
  border: none;
}

.cta .btn:hover {
  background: var(--color-accent-hover);
}

/* ABOUT */
.about-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: start;
}

@media (min-width: 820px) {
  .about-content {
    grid-template-columns: 1fr 1fr;
  }
}

.company-info p {
  font-size: 1.05rem;
}

.values-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
}

@media (min-width: 820px) {
  .values-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.value-card {
  background: var(--color-bg-alt);
  padding: 1.8rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

.value-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}

.value-card h4 {
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.value-card p {
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* LEGAL PAGES */
.legal-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

.legal-toc {
  background: var(--color-bg-alt);
  padding: 2rem;
  border-radius: var(--radius);
  margin-bottom: 2.5rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}

.legal-toc h3 {
  margin-bottom: 1rem;
  font-size: 1.2rem;
}

.legal-toc ul {
  list-style: none;
  padding: 0;
}

.legal-toc li {
  margin-bottom: 0.5rem;
}

.legal-toc a {
  color: var(--color-primary);
  font-weight: 500;
  transition: color var(--transition);
}

.legal-toc a:hover {
  color: var(--color-accent);
}

.legal-content h2 {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.legal-content h3 {
  margin-top: 1.5rem;
}

.legal-content p, .legal-content li {
  font-size: 0.95rem;
  line-height: 1.8;
}

.legal-content ul, .legal-content ol {
  padding-left: 1.5rem;
  margin-bottom: 1.2rem;
}

.legal-content li {
  margin-bottom: 0.3rem;
}

/* FOOTER */
.site-footer {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  padding: clamp(3rem, 6vw, 5rem) 1.5rem 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-bottom: 2rem;
}

@media (min-width: 820px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

.footer-brand h3 {
  color: var(--color-text-inverse);
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.footer-brand p {
  font-size: 0.95rem;
  color: var(--color-text-inverse-secondary);
  margin-bottom: 0.5rem;
  line-height: 1.7;
}

.footer-brand .brand-mark {
  margin-bottom: 1rem;
}

.footer-grid h4 {
  color: var(--color-text-inverse);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-grid ul {
  list-style: none;
  padding: 0;
}

.footer-grid li {
  margin-bottom: 0.5rem;
}

.footer-grid a {
  color: var(--color-text-inverse-secondary);
  font-size: 0.95rem;
  transition: color var(--transition);
}

.footer-grid a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  border-top: 1px solid var(--color-border-light);
  padding: 1.5rem 1.5rem;
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.5rem;
}

@media (min-width: 820px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer-bottom p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.9);
  margin-bottom: 0;
}

.footer-bottom a {
  color: rgba(255,255,255,0.9);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.footer-bottom a:hover {
  color: var(--color-accent);
}

/* ANIMATIONS */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* UTILITY */
.text-center {
  text-align: center;
}

.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }