/**
 * AION DESIGN SYSTEM — PÁGINA INSTITUCIONAL DE TERMOS, REGULAMENTO E PRIVACIDADE
 * Design limpo, sóbrio, institucional e de alta legibilidade (estilo editorial suíço).
 * Foco em transparência jurídica, conformidade e clareza para o participante.
 */

:root {
  --legal-bg: #FFFFFF;
  --legal-card-bg: #FFFFFF;
  --legal-border: #E2E8F0;
  --legal-border-subtle: #F1F5F9;
  --legal-text-primary: #0F172A;
  --legal-text-secondary: #334155;
  --legal-text-muted: #64748B;
  --legal-accent: #0043E0;
  --legal-box-bg: #F8FAFC;
}

body.legal-body {
  background-color: var(--legal-bg);
  color: var(--legal-text-secondary);
  font-family: var(--font-family-sans, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif);
  line-height: 1.7;
  min-height: 100vh;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
}

/* Header Institucional Limpo */
.legal-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #FFFFFF;
  border-bottom: 1px solid var(--legal-border);
  padding: 16px 0;
}

.legal-header__inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.legal-header__brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.legal-header__logo {
  height: 26px;
  width: auto;
  display: block;
}

.legal-header__back-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--legal-text-muted);
  text-decoration: none;
  transition: color 0.15s ease;
}

.legal-header__back-btn:hover {
  color: var(--legal-accent);
}

.legal-header__back-btn svg {
  transition: transform 0.15s ease;
}

.legal-header__back-btn:hover svg {
  transform: translateX(-3px);
}

/* Conteúdo Principal */
.legal-main {
  max-width: 900px;
  margin: 0 auto;
  padding: 48px 24px 80px 24px;
}

/* Cabeçalho do Documento */
.legal-doc-header {
  padding-bottom: 32px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--legal-border);
}

.legal-doc-meta {
  font-size: 0.8125rem;
  color: var(--legal-text-muted);
  margin-bottom: 12px;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.legal-doc-title {
  font-size: clamp(1.75rem, 4vw, 2.4rem);
  font-weight: 700;
  color: var(--legal-text-primary);
  line-height: 1.25;
  margin: 0 0 16px 0;
  letter-spacing: -0.02em;
}

.legal-doc-intro {
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--legal-text-secondary);
  margin: 0;
}

/* Seções Principais (Partes 1, 2 e 3) */
.legal-part {
  margin-top: 48px;
  padding-top: 36px;
  border-top: 1px solid var(--legal-border);
}

.legal-part:first-of-type {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

.legal-part__kicker {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--legal-accent);
  margin-bottom: 8px;
  display: block;
}

.legal-part__title {
  font-size: clamp(1.35rem, 3vw, 1.7rem);
  font-weight: 700;
  color: var(--legal-text-primary);
  margin: 0 0 20px 0;
  letter-spacing: -0.01em;
  line-height: 1.3;
}

/* Subseções e Cláusulas */
.legal-section {
  margin-top: 28px;
}

.legal-section__title {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--legal-text-primary);
  margin: 0 0 10px 0;
  line-height: 1.4;
}

.legal-p {
  font-size: 0.96875rem;
  line-height: 1.75;
  color: var(--legal-text-secondary);
  margin: 0 0 14px 0;
}

.legal-p strong {
  color: var(--legal-text-primary);
}

/* Listas */
.legal-list {
  margin: 10px 0 18px 24px;
  padding: 0;
}

.legal-list li {
  font-size: 0.96875rem;
  line-height: 1.75;
  color: var(--legal-text-secondary);
  margin-bottom: 8px;
}

.legal-list li strong {
  color: var(--legal-text-primary);
}

/* Caixa de Destaque Limpa e Sóbria */
.legal-summary-box {
  background: var(--legal-box-bg);
  border: 1px solid var(--legal-border);
  border-left: 3px solid var(--legal-accent);
  border-radius: 6px;
  padding: 20px 24px;
  margin: 24px 0;
}

.legal-summary-box__title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--legal-text-primary);
  margin: 0 0 10px 0;
}

.legal-summary-box ul {
  margin: 0;
  padding-left: 18px;
}

.legal-summary-box li {
  font-size: 0.90625rem;
  line-height: 1.65;
  color: var(--legal-text-secondary);
  margin-bottom: 6px;
}

.legal-summary-box li:last-child {
  margin-bottom: 0;
}

/* Rodapé Limpo */
.legal-footer {
  border-top: 1px solid var(--legal-border);
  background: #FAFAFA;
  padding: 32px 24px;
  text-align: center;
  font-size: 0.8125rem;
  color: var(--legal-text-muted);
}

.legal-footer p {
  margin: 0 0 6px 0;
}

.legal-footer p:last-child {
  margin: 0;
}

.legal-footer__links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-top: 12px;
  font-size: 0.8125rem;
  flex-wrap: wrap;
}

.legal-footer__links a {
  color: var(--legal-text-muted);
  text-decoration: none;
  transition: color 0.15s ease;
}

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

.legal-footer__links span {
  color: #CBD5E1;
}

/* Responsividade Mobile */
@media (max-width: 640px) {
  .legal-main {
    padding: 32px 18px 60px 18px;
  }

  .legal-header__inner {
    padding: 0 18px;
  }

  .legal-summary-box {
    padding: 16px 18px;
  }
}