/* ==========================================================================
   ESTILOS DEDICADOS - CINTIA AGUSTONI (NUTRICIONISTA CLINICA E SAUDE COLETIVA)
   Paleta Editorial de Alto Contraste: Verde Floresta Profundo e Bege Pergaminho
   ========================================================================== */

:root {
  --color-primary: #183b2b;
  --color-primary-hover: #0f271c;
  --color-primary-light: #e8f0ec;
  --color-accent: #2d6a4f;
  --color-bg: #fcfbf9;
  --color-surface: #ffffff;
  --color-text-main: #111827;
  --color-text-muted: #374151;
  --color-border: #d1d5db;
  --color-border-subtle: #e5e7eb;
  --color-gold: #b45309;
  --font-serif: 'Lora', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --container-width: 1160px;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text-main);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

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

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

.container {
  width: 100%;
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.max-w-content {
  max-width: 760px;
}

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

/* --------------------------------------------------------------------------
   Barra Superior de Notificação (Autoridade)
   -------------------------------------------------------------------------- */
.top-announcement {
  background-color: var(--color-primary);
  color: #ffffff;
  font-size: 13px;
  font-weight: 600;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.top-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.rating-badge {
  display: flex;
  align-items: center;
  gap: 8px;
}

.stars {
  color: #f59e0b;
  letter-spacing: 2px;
}

/* --------------------------------------------------------------------------
   Header e Navegação
   -------------------------------------------------------------------------- */
.header {
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 50;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 72px;
}

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

.brand-title {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.2;
}

.brand-sub {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text-muted);
}

.nav-menu {
  display: flex;
  gap: 24px;
}

.nav-menu a {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-main);
  transition: color 0.2s ease;
}

.nav-menu a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

.btn-primary-header {
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 10px 18px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 700;
  border: 1px solid var(--color-primary);
  transition: background-color 0.2s ease;
}

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

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero-section {
  padding: 56px 0;
  border-bottom: 1px solid var(--color-border);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: start;
}

.lead-badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 16px;
  border: 1px solid rgba(24, 59, 43, 0.15);
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 38px;
  line-height: 1.25;
  color: var(--color-primary);
  margin-bottom: 20px;
  font-weight: 600;
}

.hero-description {
  font-size: 17px;
  color: var(--color-text-muted);
  margin-bottom: 32px;
  line-height: 1.6;
}

/* Card de Credenciais (Tripla Formação) */
.credentials-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.credential-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.credential-icon-wrap {
  width: 44px;
  height: 44px;
  background-color: var(--color-primary-light);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px solid rgba(24, 59, 43, 0.1);
}

.credential-item strong {
  display: block;
  font-size: 16px;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.credential-item p {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   Sidebar de Canais Oficiais (Assets Reais do Keepo)
   -------------------------------------------------------------------------- */
.hub-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 28px;
}

.hub-title {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.hub-subtitle {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 20px;
}

.links-stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.hub-link-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background-color: var(--color-surface);
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.hub-link-item:hover {
  border-color: var(--color-primary);
  background-color: #f9fafb;
}

.link-highlight {
  border-color: var(--color-primary);
  background-color: var(--color-primary-light);
}

.hub-link-thumb {
  width: 44px;
  height: 44px;
  border-radius: 6px;
  overflow: hidden;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #ffffff;
  border: 1px solid var(--color-border-subtle);
}

.hub-link-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.social-thumb {
  background-color: var(--color-primary-light);
}

.hub-link-info {
  flex: 1;
}

.hub-link-title {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text-main);
  line-height: 1.3;
}

.hub-link-desc {
  display: block;
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 2px;
}

.hub-link-action {
  color: var(--color-primary);
}

.hub-footer-box {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border-subtle);
}

.secure-icon {
  font-weight: bold;
  color: var(--color-primary);
}

/* --------------------------------------------------------------------------
   Seção de Prova Social (109 Avaliações)
   -------------------------------------------------------------------------- */
.social-proof-section {
  padding: 64px 0;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.section-kicker {
  display: block;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--color-accent);
  margin-bottom: 8px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 30px;
  color: var(--color-primary);
  margin-bottom: 10px;
  font-weight: 600;
}

.section-subtitle {
  font-size: 16px;
  color: var(--color-text-muted);
  margin-bottom: 36px;
}

.metrics-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}

.metric-box {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 24px;
  text-align: center;
}

.metric-num {
  display: block;
  font-size: 36px;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 8px;
}

.metric-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-muted);
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}

.review-card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.review-stars {
  color: #f59e0b;
  font-size: 14px;
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.review-text {
  font-size: 14px;
  color: var(--color-text-main);
  line-height: 1.6;
  margin-bottom: 16px;
  font-style: italic;
}

.review-author strong {
  display: block;
  font-size: 13px;
  color: var(--color-primary);
}

.review-author span {
  font-size: 12px;
  color: var(--color-text-muted);
}

.btn-outline {
  display: inline-block;
  padding: 12px 24px;
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
  font-weight: 700;
  font-size: 14px;
  border-radius: 6px;
  transition: background-color 0.2s ease, color 0.2s ease;
}

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

/* --------------------------------------------------------------------------
   FAQ Accordion
   -------------------------------------------------------------------------- */
.faq-section {
  padding: 64px 0;
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.faq-list {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background-color: var(--color-surface);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 16px 20px;
  text-align: left;
  background: none;
  border: none;
  font-family: inherit;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.faq-icon {
  font-size: 20px;
  font-weight: 400;
  line-height: 1;
}

.faq-answer {
  padding: 0 20px 16px;
  display: none;
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.faq-item.active .faq-answer {
  display: block;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
  padding: 40px 0 32px;
  background-color: #ffffff;
  border-top: 1px solid var(--color-border);
  font-size: 13px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.footer-content strong {
  font-size: 16px;
  color: var(--color-primary);
}

.footer-content p {
  color: var(--color-text-muted);
}

.footer-links {
  display: flex;
  gap: 20px;
}

.footer-links a {
  color: var(--color-text-main);
  font-weight: 600;
}

.footer-links a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

.footer-copy {
  color: var(--color-text-muted);
  font-size: 12px;
  border-top: 1px solid var(--color-border-subtle);
  padding-top: 16px;
}

/* --------------------------------------------------------------------------
   Mobile Sticky CTA
   -------------------------------------------------------------------------- */
.mobile-sticky-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 12px 16px;
  background-color: #ffffff;
  border-top: 1px solid var(--color-border);
  z-index: 100;
}

.sticky-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background-color: var(--color-primary);
  color: #ffffff;
  font-weight: 700;
  font-size: 15px;
  padding: 14px 20px;
  border-radius: 8px;
  width: 100%;
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .metrics-bar {
    grid-template-columns: 1fr;
  }
  .reviews-grid {
    grid-template-columns: 1fr;
  }
  .nav-menu {
    display: none;
  }
  .mobile-sticky-cta {
    display: block;
  }
  body {
    padding-bottom: 70px;
  }
  .footer-content {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
}