:root {
  --color-primary: #4169E1; /* Royal Blue */
  --color-primary-dark: #2F50C0;
  --color-primary-light: #5A7CE8;

  --color-accent: #FFD700; /* Gold */
  --color-accent-dark: #D4AF37; /* Metallic Gold */

  --color-bg: #F0F4F8; /* Cinza azulado suave */
  --color-bg-alt: #E8EEF4;
  --color-bg-card: #FFFFFF;
  --color-text: #1F2933;
  --color-text-muted: #4B5563;
  --color-border: #D9E2EC;

  --font-sans: "Montserrat", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;

  --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;

  --container-max: 1200px;
  --radius: 8px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
  list-style: none;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: #FFFFFF;
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 92px;
  gap: var(--space-6);
}

.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  max-width: 320px;
}

.logo-img {
  display: block;
  width: auto;
  height: 56px;
  max-width: 100%;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
}

.nav-toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
}

.nav-main ul {
  display: flex;
  gap: var(--space-6);
}

.nav-main a {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  transition: color 0.15s ease;
}

.nav-main a:hover {
  color: var(--color-primary);
}

@media (max-width: 768px) {
  .logo {
    max-width: 220px;
  }

  .logo-img {
    height: 44px;
    max-width: 100%;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-main {
    position: absolute;
    top: 92px;
    left: 0;
    right: 0;
    background: #FFFFFF;
    border-bottom: 1px solid var(--color-border);
    display: none;
  }

  .nav-main.open {
    display: block;
  }

  .nav-main ul {
    flex-direction: column;
    padding: var(--space-4) var(--space-6);
    gap: var(--space-4);
  }
}

.site-construction-bar {
  background: #FFF8E1;
  border-bottom: 1px solid #FFE0B2;
  color: #9C6B00;
  font-size: var(--text-sm);
  padding: var(--space-2) 0;
  text-align: center;
}

.site-construction-bar .container {
  padding: 0 var(--space-6);
}

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

.construction-text {
  font-weight: 600;
}

.hero {
  padding: var(--space-16) 0;
  background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
}

.hero-inner {
  max-width: 800px;
}

.hero-title {
  font-size: var(--text-5xl);
  line-height: 1.1;
  font-weight: 700;
  margin-bottom: var(--space-4);
  color: var(--color-primary); /* Royal Blue */
}

.hero-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
  max-width: 640px;
}

.hero-cta {
  display: flex;
  gap: var(--space-4);
}

@media (max-width: 640px) {
  .hero {
    padding: var(--space-10) 0;
  }

  .hero-title {
    font-size: var(--text-3xl);
  }

  .hero-subtitle {
    font-size: var(--text-base);
  }

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn-primary {
  background: var(--color-primary);
  color: #FFFFFF;
}

.btn-primary:hover {
  background: var(--color-primary-dark);
}

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

.btn-secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.section-title {
  font-size: var(--text-3xl);
  line-height: 1.2;
  font-weight: 700;
  margin-bottom: var(--space-4);
  color: var(--color-primary); /* Royal Blue */
  position: relative;
  padding-bottom: var(--space-2);
}

.section-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 60px;
  height: 3px;
  background: var(--color-accent); /* Gold */
  border-radius: 2px;
}

.section-intro {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 720px;
  margin-bottom: var(--space-10);
}

.products-block {
  padding: var(--space-20) 0;
}

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

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

@media (max-width: 640px) {
  .products-grid {
    grid-template-columns: 1fr;
  }
}

.product-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: box-shadow 0.15s ease, transform 0.15s ease, border-color 0.15s ease;
}

.product-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: var(--color-primary);
}

.product-logo {
  height: 48px;
  display: flex;
  align-items: center;
}

.product-logo-img {
  max-height: 100%;
  width: auto;
}

.product-title {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-primary); /* Royal Blue */
}

.product-title a {
  color: inherit;
  text-decoration: none;
}

.product-title a:hover {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-color: var(--color-accent); /* Gold */
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.product-manufacturer {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.product-desc {
  font-size: var(--text-base);
  color: var(--color-text);
  flex: 1;
}

.product-link {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  margin-top: auto;
}

.product-link:hover {
  text-decoration: underline;
}

.content-block {
  padding: var(--space-20) 0;
  background: var(--color-bg-alt);
}

.content-text {
  max-width: 720px;
  margin-bottom: var(--space-8);
}

.content-text p {
  margin-bottom: var(--space-4);
}

.about-split {
  display: grid;
  grid-template-columns: 420px minmax(0, 1fr);
  gap: var(--space-8);
  align-items: start;
}

.about-media {
  width: 100%;
}

.about-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.about-content .content-text {
  max-width: none;
  margin-bottom: 0;
}

@media (max-width: 900px) {
  .about-split {
    grid-template-columns: 1fr;
  }

  .about-media {
    max-width: 560px;
  }
}

.benefits-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  max-width: 800px;
}

.benefits-list.compact {
  margin-top: var(--space-8);
}

.benefits-list li {
  position: relative;
  padding-left: var(--space-6);
  font-size: var(--text-base);
}

.benefits-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: 700;
}

@media (max-width: 640px) {
  .benefits-list {
    grid-template-columns: 1fr;
  }
}

.training-block {
  padding: var(--space-20) 0;
}

.training-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-10);
}

.training-item {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-6);
}

.training-title {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-2);
  color: var(--color-primary); /* Royal Blue */
}

.training-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
}

.training-cta {
  display: flex;
}

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

.contact-block {
  padding: var(--space-20) 0;
  background: var(--color-bg-alt);
}

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: start;
}

.contact-info {
  max-width: 480px;
}

.contact-text {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

.contact-details li {
  margin-bottom: var(--space-2);
}

.contact-form-wrapper {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-6);
}

.contact-form {
  display: grid;
  gap: var(--space-4);
}

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

.form-group {
  display: grid;
  gap: var(--space-2);
}

.form-group label {
  font-size: var(--text-sm);
  font-weight: 600;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  font-family: inherit;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg-card);
  color: var(--color-text);
  appearance: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: 2px solid var(--color-primary);
  border-color: transparent;
}

.form-hidden-trap {
  position: absolute;
  left: -9999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

@media (max-width: 900px) {
  .contact-inner {
    grid-template-columns: 1fr;
  }

  .contact-info {
    max-width: 100%;
  }
}

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

.site-footer {
  background: #0F172A;
  color: #E5E7EB;
  padding: var(--space-16) 0 var(--space-8);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1fr;
  gap: var(--space-10);
  margin-bottom: var(--space-12);
}

.footer-logo {
  display: block;
  width: auto;
  height: 52px;
  max-width: 100%;
  margin-bottom: var(--space-3);
}

.footer-text {
  font-size: var(--text-sm);
  color: #9CA3AF;
  max-width: 280px;
}

.footer-nav h4,
.footer-legal h4,
.footer-contact h4 {
  font-size: var(--text-sm);
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: #F3F4F6;
}

.footer-nav ul,
.footer-legal ul {
  display: grid;
  gap: var(--space-2);
}

.footer-nav a,
.footer-legal a {
  font-size: var(--text-sm);
  color: #9CA3AF;
  transition: color 0.15s ease;
}

.footer-nav a:hover,
.footer-legal a:hover {
  color: var(--color-accent); /* Gold */
}

.footer-contact p {
  font-size: var(--text-sm);
  color: #9CA3AF;
  margin-bottom: var(--space-1);
}

.footer-bottom {
  border-top: 1px solid #1F2937;
  padding-top: var(--space-6);
  text-align: center;
  font-size: var(--text-sm);
  color: #6B7280;
}

@media (max-width: 900px) {
  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .footer-inner {
    grid-template-columns: 1fr;
  }

  .footer-logo {
    height: 42px;
    max-width: 100%;
  }
}

.product-hero {
  background: var(--color-bg-card);
  padding-bottom: var(--space-12);
}

.product-logo-large {
  margin-bottom: var(--space-6);
}

.product-hero-logo {
  height: 64px;
  width: auto;
}

.product-hero .hero-title {
  color: var(--color-primary); /* Royal Blue */
}

.features-block {
  padding: var(--space-20) 0;
  background: var(--color-bg-alt);
}

.features-list {
  max-width: 800px;
  display: grid;
  gap: var(--space-4);
}

.features-list li {
  position: relative;
  padding-left: var(--space-6);
  font-size: var(--text-base);
}

.features-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: 700;
}

.usecases-block {
  padding: var(--space-20) 0;
}

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

.usecase-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-6);
}

.usecase-title {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
  color: var(--color-primary); /* Royal Blue */
}

.usecase-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
}

@media (max-width: 900px) {
  .usecases-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .usecases-grid {
    grid-template-columns: 1fr;
  }
}

.benefits-block {
  padding: var(--space-20) 0;
  background: var(--color-bg-alt);
}

.specs-block {
  padding: var(--space-20) 0;
}

.table-wrapper {
  max-width: 800px;
  overflow-x: auto;
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-base);
}

.specs-table th,
.specs-table td {
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-border);
  text-align: left;
  vertical-align: top;
}

.specs-table th {
  font-weight: 600;
  width: 40%;
  background: var(--color-bg);
}

.specs-table tr:last-child th,
.specs-table tr:last-child td {
  border-bottom: none;
}

.cta-block {
  padding: var(--space-20) 0;
  background: var(--color-bg-card);
  text-align: center;
}

.cta-text {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 640px;
  margin: var(--space-4) auto var(--space-8);
}

section[id] {
  scroll-margin-top: 108px;
}