/* ===== VARIÁVEIS ===== */
:root {
  --primary: #1e40af;
  --secondary: #10b981;
  --accent: #f59e0b;
  --text: #1f2937;
  --text-light: #6b7280;
  --bg: #ffffff;
  --bg-alt: #f9fafb;
  --border: #e5e7eb;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
  --radius: 12px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== RESET ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--text);
}

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

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.highlight {
  color: var(--secondary);
}

/* ===== HEADER ===== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
}

.logo img {
  height: 48px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav a {
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  transition: var(--transition);
  position: relative;
}

.nav a:not(.btn-nav):hover {
  color: var(--secondary);
}

.nav a:not(.btn-nav)::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--secondary);
  transition: var(--transition);
}

.nav a:not(.btn-nav):hover::after {
  width: 100%;
}

.btn-nav {
  background: var(--primary);
  color: white;
  padding: 10px 24px;
  border-radius: 8px;
  font-weight: 600;
  transition: var(--transition);
}

.btn-nav:hover {
  background: var(--secondary);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

/* ===== HERO ===== */
.hero {
  padding: 100px 0 120px;
  background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 100%);
  color: white;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: radial-gradient(circle at top right, rgba(16, 185, 129, 0.15), transparent 70%);
}

.hero-content {
  max-width: 700px;
  position: relative;
  z-index: 2;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 24px;
  color: white;
  line-height: 1.1;
}

.hero-subtitle {
  font-size: 1.25rem;
  margin-bottom: 40px;
  opacity: 0.95;
  line-height: 1.7;
}

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

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 15px;
  transition: var(--transition);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--secondary);
  color: white;
  box-shadow: var(--shadow);
}

.btn-primary:hover {
  background: #059669;
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.15);
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: rgba(255, 255, 255, 0.5);
}

.btn-block {
  width: 100%;
}

/* ===== SECTIONS ===== */
.section {
  padding: 100px 0;
}

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

.section-intro {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px;
}

.section-intro h2 {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.section-intro p {
  font-size: 1.125rem;
  color: var(--text-light);
}

/* ===== FEATURES ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
}

.feature-card {
  background: white;
  padding: 40px 32px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--secondary), #059669);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  color: white;
}

.feature-card h3 {
  font-size: 1.375rem;
  margin-bottom: 12px;
}

.feature-card p {
  color: var(--text-light);
  line-height: 1.7;
}

/* ===== PRODUCTS ===== */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
}

.product-card {
  background: white;
  padding: 40px 32px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: var(--transition);
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.product-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--accent), #f97316);
  color: white;
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 20px;
}

.product-card h3 {
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.product-card > p {
  color: var(--text-light);
  margin-bottom: 24px;
  line-height: 1.7;
}

.product-features {
  list-style: none;
  padding: 0;
}

.product-features li {
  padding: 10px 0;
  padding-left: 28px;
  position: relative;
  color: var(--text);
}

.product-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--secondary);
  font-weight: 700;
}

/* ===== COVERAGE ===== */
.coverage-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.coverage-text h2 {
  font-size: 2.5rem;
  margin-bottom: 12px;
}

.coverage-subtitle {
  font-size: 1.25rem;
  color: var(--text-light);
  margin-bottom: 24px;
}

.coverage-text > p {
  color: var(--text-light);
  margin-bottom: 32px;
  line-height: 1.8;
}

.coverage-features {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.coverage-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 500;
}

.coverage-item svg {
  color: var(--secondary);
  flex-shrink: 0;
}

.coverage-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.map-illustration {
  position: relative;
  width: 100%;
  max-width: 400px;
  height: 400px;
  background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 40px;
}

.map-pin {
  background: white;
  padding: 12px 20px;
  border-radius: 8px;
  font-weight: 600;
  box-shadow: var(--shadow);
  position: relative;
  z-index: 2;
}

.map-pin.start {
  align-self: flex-start;
  background: var(--primary);
  color: white;
}

.map-pin.end {
  align-self: flex-end;
  background: var(--secondary);
  color: white;
}

.map-route {
  position: absolute;
  top: 80px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: calc(100% - 160px);
  background: linear-gradient(180deg, var(--primary), var(--secondary));
  border-radius: 2px;
}

.map-area {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: white;
  padding: 16px 24px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 1.125rem;
  box-shadow: var(--shadow-lg);
  color: var(--primary);
}

/* ===== CONTACT ===== */
.section-contact {
  background: var(--bg-alt);
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  background: white;
  padding: 60px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.contact-info h2 {
  font-size: 2.25rem;
  margin-bottom: 16px;
}

.contact-info > p {
  color: var(--text-light);
  margin-bottom: 40px;
  line-height: 1.7;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-method {
  display: flex;
  gap: 16px;
  padding: 20px;
  background: var(--bg-alt);
  border-radius: 10px;
  transition: var(--transition);
}

.contact-method:hover {
  background: #f3f4f6;
  transform: translateX(4px);
}

.method-icon {
  width: 48px;
  height: 48px;
  background: var(--primary);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  flex-shrink: 0;
}

.method-icon.whatsapp {
  background: #25d366;
}

.method-content h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.method-content p {
  color: var(--text-light);
  font-size: 14px;
}

/* ===== FORM ===== */
.contact-form form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-row input,
.form-row textarea {
  width: 100%;
  padding: 14px 16px;
  border: 2px solid var(--border);
  border-radius: 8px;
  font-size: 15px;
  font-family: inherit;
  transition: var(--transition);
}

.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.form-row textarea {
  resize: vertical;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--text);
  color: white;
  padding: 60px 0 30px;
}

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

.footer-brand p {
  color: #9ca3af;
  margin-top: 16px;
  line-height: 1.7;
}

.footer-logo {
  height: 40px;
  margin-bottom: 16px;
}

.footer-links h4,
.footer-contact h4 {
  margin-bottom: 16px;
  font-size: 1.125rem;
}

.footer-links ul {
  list-style: none;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: #9ca3af;
  transition: var(--transition);
}

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

.footer-contact p {
  color: #9ca3af;
  margin-bottom: 8px;
}

.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid #374151;
  text-align: center;
  color: #9ca3af;
  font-size: 14px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero h1 {
    font-size: 2.75rem;
  }

  .coverage-content,
  .contact-wrapper {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

@media (max-width: 768px) {
  .nav {
    display: none;
  }

  .hero {
    padding: 60px 0 80px;
  }

  .hero h1 {
    font-size: 2.25rem;
  }

  .hero-subtitle {
    font-size: 1.125rem;
  }

  .section {
    padding: 60px 0;
  }

  .section-intro h2 {
    font-size: 2rem;
  }

  .features-grid,
  .products-grid {
    grid-template-columns: 1fr;
  }

  .contact-wrapper {
    padding: 40px 24px;
  }

  .map-illustration {
    height: 300px;
  }
}