/* ==========================================================================
   Acessília — Estilos Acessíveis (WCAG 2.2 AAA & Modern CSS)
   ========================================================================== */

/* 1. Variáveis e Temas de Cores */
:root {
  --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --font-scale: 1;

  /* Modo Claro Padrão (Alto Contraste WCAG AAA) */
  --bg-primary: #FFFFFF;
  --bg-secondary: #F8FAFC;
  --bg-alt: #F1F5F9;
  --bg-card: #FFFFFF;
  --bg-card-border: #CBD5E1;
  --text-primary: #0F172A;
  --text-secondary: #334155;
  --text-muted: #475569;

  --color-primary: #1E40AF;       /* Azul marinho profundo, excelente contraste sobre fundo claro */
  --color-primary-hover: #1E3A8A;
  --color-primary-text: #FFFFFF;

  --color-accent: #0284C7;
  --color-success: #15803D;
  --color-warning: #B45309;

  --focus-ring-color: #D97706;   /* Âmbar forte para anel de foco bem perceptível */
  --focus-ring-outline: #0F172A;

  --code-bg: #0F172A;
  --code-text: #F8FAFC;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

/* Modo Escuro */
[data-theme="dark"] {
  --bg-primary: #090D16;
  --bg-secondary: #111827;
  --bg-alt: #1F2937;
  --bg-card: #141E33;
  --bg-card-border: #374151;
  --text-primary: #F9FAFB;
  --text-secondary: #E5E7EB;
  --text-muted: #9CA3AF;

  --color-primary: #3B82F6;
  --color-primary-hover: #60A5FA;
  --color-primary-text: #090D16;

  --color-accent: #38BDF8;
  --color-success: #4ADE80;
  --color-warning: #FBBF24;

  --focus-ring-color: #FBBF24;
  --focus-ring-outline: #FFFFFF;

  --code-bg: #030712;
  --code-text: #F3F4F6;
}

/* Modo Alto Contraste (High Contrast Black & Yellow / White) */
[data-contrast="high"] {
  --bg-primary: #000000 !important;
  --bg-secondary: #000000 !important;
  --bg-alt: #0B0B0B !important;
  --bg-card: #000000 !important;
  --bg-card-border: #FFFF00 !important;
  --text-primary: #FFFFFF !important;
  --text-secondary: #FFFF00 !important;
  --text-muted: #FFFFFF !important;

  --color-primary: #FFFF00 !important;
  --color-primary-hover: #FFFFFF !important;
  --color-primary-text: #000000 !important;

  --color-accent: #00FFFF !important;
  --focus-ring-color: #FFFF00 !important;
  --focus-ring-outline: #FFFFFF !important;

  --code-bg: #000000 !important;
  --code-text: #00FF66 !important;
  --shadow-sm: none !important;
  --shadow-md: none !important;
  --shadow-lg: none !important;
}

/* 2. Reset e Tipografia Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-base);
  font-size: calc(16px * var(--font-scale));
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

/* Desativa animações caso o usuário prefira movimento reduzido */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* 3. Indicadores de Foco (Acessibilidade Crucial) */
:focus-visible {
  outline: 3px solid var(--focus-ring-color) !important;
  outline-offset: 3px !important;
  box-shadow: 0 0 0 5px var(--focus-ring-outline) !important;
}

/* Utilitário para Leitores de Tela */
.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* Skip Links */
.skip-links {
  position: relative;
  z-index: 9999;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--color-primary);
  color: var(--color-primary-text);
  padding: 0.75rem 1.25rem;
  font-weight: 700;
  text-decoration: none;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 1rem;
}

/* Layout Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* 4. Barra de Ferramentas de Acessibilidade */
.a11y-toolbar {
  background-color: var(--bg-alt);
  border-bottom: 2px solid var(--bg-card-border);
  padding: 0.5rem 0;
  font-size: 0.9rem;
}

.a11y-toolbar__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.a11y-toolbar__title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-primary);
}

.a11y-toolbar__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.btn-group {
  display: inline-flex;
  border: 1px solid var(--bg-card-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.btn-group .btn {
  border: none;
  border-right: 1px solid var(--bg-card-border);
  border-radius: 0;
}

.btn-group .btn:last-child {
  border-right: none;
}

/* Botões */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.6rem 1.25rem;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 2px solid transparent;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.875rem;
  background-color: var(--bg-card);
  color: var(--text-primary);
  border-color: var(--bg-card-border);
}

.btn-sm:hover {
  background-color: var(--bg-secondary);
}

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

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

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

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

.btn-outline-light {
  background-color: transparent;
  color: #FFFFFF;
  border-color: #FFFFFF;
}

.btn-outline-light:hover {
  background-color: #FFFFFF;
  color: #0F172A;
}

.btn-lg {
  padding: 0.85rem 1.75rem;
  font-size: 1.1rem;
  border-radius: var(--radius-md);
}

.btn-github {
  background-color: #24292F;
  color: #FFFFFF;
  border-color: #24292F;
}

.btn-github:hover {
  background-color: #040d21;
}

/* 5. Cabeçalho & Navegação */
.site-header {
  background-color: var(--bg-primary);
  border-bottom: 1px solid var(--bg-card-border);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(8px);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-primary);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-primary);
}

.brand-tagline {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.nav-list {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 1.5rem;
}

.nav-link {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 600;
  padding: 0.4rem 0.2rem;
  border-bottom: 2px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}

.nav-link:hover {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.nav-toggle {
  display: none;
  background: none;
  border: 2px solid var(--bg-card-border);
  padding: 0.5rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.nav-toggle__bar {
  display: block;
  width: 24px;
  height: 3px;
  background-color: var(--text-primary);
  margin: 4px 0;
}

/* 6. Seções e Grid */
.section {
  padding: 5rem 0;
}

.section--alt {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--bg-card-border);
  border-bottom: 1px solid var(--bg-card-border);
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 3.5rem auto;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.grid {
  display: grid;
  gap: 2rem;
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

/* 7. Hero Section */
.hero-section {
  padding: 5rem 0 4rem 0;
  background: radial-gradient(circle at top right, rgba(30, 64, 175, 0.08), transparent 70%);
}

.hero-section__inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  align-items: center;
  gap: 3rem;
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: var(--bg-alt);
  border: 1px solid var(--bg-card-border);
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-success);
}

.hero-title {
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.hero-lead {
  font-size: 1.25rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 2rem;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--bg-card-border);
}

.hero-badge-item {
  display: flex;
  flex-direction: column;
}

.hero-badge-num {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--color-primary);
}

.hero-badge-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Card Visual do Pipeline */
.pipeline-card {
  background-color: var(--bg-card);
  border: 2px solid var(--bg-card-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.pipeline-header {
  background-color: var(--bg-alt);
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--bg-card-border);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.circle {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.circle-red { background: #EF4444; }
.circle-yellow { background: #F59E0B; }
.circle-green { background: #10B981; }

.pipeline-title {
  font-size: 0.85rem;
  font-weight: 600;
  margin-left: 0.5rem;
  color: var(--text-secondary);
}

.pipeline-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.pipeline-step {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background-color: var(--bg-secondary);
  border: 1px solid var(--bg-card-border);
  border-radius: var(--radius-md);
  padding: 0.9rem;
}

.step-num {
  background-color: var(--color-primary);
  color: var(--color-primary-text);
  font-weight: 700;
  font-size: 0.8rem;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
}

.step-info strong {
  display: block;
  font-size: 0.95rem;
  color: var(--text-primary);
  margin-bottom: 0.2rem;
}

.step-info p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.step-info.highlight strong {
  color: var(--color-primary);
}

.pipeline-connector {
  text-align: center;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
}

/* 8. Cards e Recursos */
.card {
  background-color: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.card--padded {
  padding: 2.25rem;
}

.card--bordered {
  position: relative;
  padding-top: 2rem;
}

.card-badge {
  position: absolute;
  top: -12px;
  left: 1.5rem;
  background-color: var(--color-primary);
  color: var(--color-primary-text);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  text-transform: uppercase;
}

.card-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.card-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.feature-card {
  background-color: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  transition: transform 0.2s, box-shadow 0.2s;
}

.feature-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.feature-icon {
  font-size: 2.25rem;
  margin-bottom: 1rem;
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  color: var(--text-primary);
}

.clean-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.clean-list li {
  position: relative;
  padding-left: 1.5rem;
}

.clean-list li::before {
  content: "✔";
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: bold;
}

/* 9. Tabela Acessível */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--bg-card-border);
  border-radius: var(--radius-md);
  background-color: var(--bg-card);
  box-shadow: var(--shadow-sm);
}

.table-accessible {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.table-accessible th,
.table-accessible td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--bg-card-border);
}

.table-accessible th {
  background-color: var(--bg-alt);
  color: var(--text-primary);
  font-weight: 700;
  font-size: 0.95rem;
}

.table-accessible tbody tr:hover {
  background-color: var(--bg-secondary);
}

.table-accessible code {
  background-color: var(--bg-alt);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--color-primary);
  font-weight: 600;
}

/* 10. Simulador Interativo */
.demo-wrapper {
  background-color: var(--bg-card);
  border: 2px solid var(--bg-card-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
}

.demo-controls {
  margin-bottom: 2rem;
}

.form-label {
  display: block;
  margin-bottom: 0.75rem;
  font-size: 1.1rem;
}

.demo-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.form-select {
  flex: 1;
  min-width: 280px;
  padding: 0.75rem 1rem;
  border: 2px solid var(--bg-card-border);
  border-radius: var(--radius-sm);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 1rem;
  font-family: inherit;
}

.demo-status {
  padding: 1rem;
  background-color: var(--bg-secondary);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-sm);
  margin-bottom: 1.5rem;
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 600;
}

.status-pulse {
  width: 12px;
  height: 12px;
  background-color: var(--color-success);
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(21, 128, 61, 0.2);
}

.demo-results__title {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
}

.result-card {
  height: 100%;
}

.result-heading {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--bg-card-border);
}

.result-card--accessible {
  border-color: var(--color-success);
}

.result-card--accessible .result-heading {
  color: var(--color-success);
  border-bottom-color: var(--color-success);
}

.raw-preview {
  background-color: var(--bg-alt);
  padding: 1.25rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  line-height: 1.6;
}

.accessible-preview {
  background-color: var(--bg-secondary);
  padding: 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  line-height: 1.6;
}

.tag-badge {
  display: inline-block;
  background-color: var(--color-primary);
  color: var(--color-primary-text);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  margin-right: 0.5rem;
}

/* 11. Abas e Blocos de Código */
.tabs {
  background-color: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.tabs__list {
  display: flex;
  background-color: var(--bg-alt);
  border-bottom: 1px solid var(--bg-card-border);
  overflow-x: auto;
}

.tab-button {
  padding: 1rem 1.75rem;
  background: none;
  border: none;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  white-space: nowrap;
}

.tab-button[aria-selected="true"] {
  color: var(--color-primary);
  background-color: var(--bg-card);
  border-bottom-color: var(--color-primary);
}

.tab-panel {
  padding: 2rem;
}

.code-block {
  margin: 1.25rem 0;
  background-color: var(--code-bg);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--bg-card-border);
}

.code-block__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: rgba(255, 255, 255, 0.06);
  padding: 0.5rem 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.code-lang {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: #94A3B8;
  font-weight: 600;
}

.btn-copy {
  background-color: rgba(255, 255, 255, 0.1);
  color: #F8FAFC;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-sm);
  padding: 0.25rem 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
}

.btn-copy:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

.code-block pre {
  padding: 1.25rem;
  overflow-x: auto;
  margin: 0;
}

.code-block code {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--code-text);
}

.tip-note {
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  background-color: var(--bg-alt);
  border-left: 3px solid var(--color-accent);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
}

/* 12. FAQ (Details & Summary) */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background-color: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 1.5rem;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  cursor: pointer;
  list-style: none;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-icon {
  font-size: 1.5rem;
  font-weight: 400;
  transition: transform 0.2s ease;
}

.faq-item[open] .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 1.5rem 1.5rem 1.5rem;
  color: var(--text-secondary);
  line-height: 1.6;
  border-top: 1px solid var(--bg-card-border);
  margin-top: -0.25rem;
  padding-top: 1rem;
}

/* 13. Seção CTA */
.section-cta {
  background: linear-gradient(135deg, #1E3A8A 0%, #0F172A 100%);
  color: #FFFFFF;
  padding: 5rem 0;
}

.text-center {
  text-align: center;
}

.cta-title {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 1rem;
  color: #FFFFFF;
}

.cta-subtitle {
  font-size: 1.2rem;
  color: #E2E8F0;
  max-width: 700px;
  margin: 0 auto 2.5rem auto;
}

.cta-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
}

/* 14. Rodapé */
.site-footer {
  background-color: #090D16;
  color: #CBD5E1;
  border-top: 1px solid #1E293B;
  padding-top: 4rem;
}

.site-footer__inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.2fr 1.3fr;
  gap: 2.5rem;
  padding-bottom: 3.5rem;
}

.footer-col--brand .brand-name {
  color: #60A5FA;
}

.footer-col--brand .brand-tagline {
  color: #94A3B8;
}

.footer-desc {
  margin-top: 1rem;
  font-size: 0.9rem;
  line-height: 1.5;
  color: #94A3B8;
}

.footer-license {
  margin-top: 0.75rem;
  font-size: 0.85rem;
}

.footer-license a {
  color: #60A5FA;
}

.footer-heading {
  font-size: 1.1rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 1.25rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links a {
  color: #94A3B8;
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: #FFFFFF;
  text-decoration: underline;
}

.footer-text {
  font-size: 0.9rem;
  line-height: 1.5;
  color: #94A3B8;
}

.site-footer__bottom {
  border-top: 1px solid #1E293B;
  padding: 1.5rem 0;
  font-size: 0.875rem;
  color: #64748B;
}

.footer-bottom__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.back-to-top {
  color: #94A3B8;
  text-decoration: none;
  font-weight: 600;
}

.back-to-top:hover {
  color: #FFFFFF;
}

/* 15. Responsividade */
@media (max-width: 992px) {
  .hero-section__inner {
    grid-template-columns: 1fr;
  }
  .site-footer__inner {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .nav-list {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--bg-primary);
    border-bottom: 2px solid var(--bg-card-border);
    flex-direction: column;
    padding: 1.5rem;
    box-shadow: var(--shadow-lg);
    gap: 1rem;
    align-items: flex-start;
  }

  .nav-list.is-active {
    display: flex;
  }

  .site-footer__inner {
    grid-template-columns: 1fr;
  }

  .hero-title {
    font-size: 2.1rem;
  }

  .section {
    padding: 3.5rem 0;
  }
}