/* ==========================================================================
   SYNCH - PÁGINA "EM BREVE" / SITE EM MANUTENÇÃO
   Diretrizes visuais: Brandbook Synch (Pantone 287 C, Pantone 877 C, Pantone 871 C)
   Tipografia: Artegra Sans
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. FONTES INSTITUCIONAIS (Artegra Sans)
   -------------------------------------------------------------------------- */
@font-face {
  font-family: 'Artegra Sans';
  src: url('fonts/ArtegraSans-Regular.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Artegra Sans';
  src: url('fonts/ArtegraSans-Medium.ttf') format('truetype');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Artegra Sans';
  src: url('fonts/ArtegraSans-Bold.ttf') format('truetype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

/* --------------------------------------------------------------------------
   2. VARIÁVEIS CSS (Design Tokens do Brandbook)
   -------------------------------------------------------------------------- */
:root {
  /* Cores Oficiais da Marca */
  --synch-blue: #002C7C;          /* Pantone 287 C */
  --synch-blue-dark: #001A4D;     /* Azul escuro institucional */
  --synch-blue-deep: #001233;     /* Fundo contrastante escuro */
  --synch-blue-light: #0B46B3;    /* Azul de destaque */
  --synch-blue-subtle: rgba(0, 44, 124, 0.06);

  --synch-silver: #828585;        /* Pantone 877 C */
  --synch-silver-light: #D9DCDE;
  --synch-silver-border: rgba(130, 133, 133, 0.25);

  --synch-gold: #796A46;          /* Pantone 871 C */
  --synch-gold-light: #9E8B5E;
  --synch-gold-bg: rgba(121, 106, 70, 0.1);

  --synch-white: #FFFFFF;
  --synch-black: #000000;
  --synch-dark-text: #1E2530;
  --synch-muted-text: #5A6578;
  --synch-bg-gradient: linear-gradient(145deg, #F8FAFD 0%, #EDF2F9 100%);

  /* Tipografia */
  --font-family: 'Artegra Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  
  /* Sombras e Efeitos */
  --shadow-sm: 0 2px 8px rgba(0, 44, 124, 0.04);
  --shadow-md: 0 8px 24px rgba(0, 44, 124, 0.08);
  --shadow-lg: 0 16px 40px rgba(0, 44, 124, 0.12);
  --shadow-xl: 0 24px 60px rgba(0, 26, 77, 0.18);
  
  /* Transições e Raios */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --------------------------------------------------------------------------
   3. RESET & BASE
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  height: 100%;
}

body {
  font-family: var(--font-family);
  background-color: #F8FAFD;
  background-image: var(--synch-bg-gradient);
  color: var(--synch-dark-text);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* --------------------------------------------------------------------------
   4. ELEMENTOS GRÁFICOS DE FUNDO (Pattern do Brandbook)
   -------------------------------------------------------------------------- */
.bg-decorations {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

/* Linha diagonal estilizada representando a correia e fluidez contínua */
.bg-decorations::before {
  content: '';
  position: absolute;
  top: -250px;
  right: -250px;
  width: 700px;
  height: 700px;
  border-radius: 200px;
  border: 45px solid rgba(0, 44, 124, 0.04);
  transform: rotate(45deg);
}

.bg-decorations::after {
  content: '';
  position: absolute;
  bottom: -280px;
  left: -280px;
  width: 750px;
  height: 750px;
  border-radius: 220px;
  border: 40px solid rgba(130, 133, 133, 0.05);
  transform: rotate(45deg);
}

.pattern-strip {
  position: absolute;
  width: 250%;
  height: 3px;
  background: linear-gradient(90deg, transparent, rgba(0, 44, 124, 0.15) 30%, rgba(130, 133, 133, 0.25) 70%, transparent);
  transform: rotate(-35deg);
  top: 30%;
  left: -75%;
}

/* --------------------------------------------------------------------------
   5. ESTRUTURA GERAL DA PÁGINA
   -------------------------------------------------------------------------- */
.page-wrapper {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  justify-content: space-between;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* --------------------------------------------------------------------------
   6. CABEÇALHO / HEADER
   -------------------------------------------------------------------------- */
.header {
  padding: 2.2rem 0 1.5rem;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.logo-container {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.logo-card {
  background: var(--synch-white);
  padding: 1rem 1.8rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0, 44, 124, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.logo-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: rgba(0, 44, 124, 0.2);
}

.logo-img {
  height: 96px;
  width: auto;
  max-width: 220px;
  object-fit: contain;
  display: block;
}

.header-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.95rem;
  background: var(--synch-white);
  border: 1px solid var(--synch-silver-border);
  border-radius: var(--radius-full);
  font-size: 0.825rem;
  font-weight: 500;
  color: var(--synch-blue);
  box-shadow: var(--shadow-sm);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: #10B981;
  border-radius: 50%;
  position: relative;
  display: inline-block;
}

.pulse-dot::after {
  content: '';
  position: absolute;
  inset: -3px;
  background-color: rgba(16, 185, 129, 0.35);
  border-radius: 50%;
  animation: pulse 2s infinite ease-out;
}

@keyframes pulse {
  0% { transform: scale(0.9); opacity: 0.8; }
  70% { transform: scale(2.2); opacity: 0; }
  100% { transform: scale(2.2); opacity: 0; }
}

/* --------------------------------------------------------------------------
   7. SEÇÃO HERO / CONTEÚDO PRINCIPAL
   -------------------------------------------------------------------------- */
.main-content {
  flex: 1;
  display: flex;
  align-items: center;
  padding: 2rem 0 3.5rem;
}

.hero-card {
  background: var(--synch-white);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 44, 124, 0.08);
  box-shadow: var(--shadow-xl);
  padding: 3.5rem 3rem;
  position: relative;
  overflow: hidden;
}

/* Linha superior decorativa com as cores da marca */
.hero-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--synch-blue) 0%, var(--synch-blue) 60%, var(--synch-silver) 100%);
}

.hero-body {
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: var(--synch-blue-subtle);
  color: var(--synch-blue);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.4rem 1.1rem;
  border-radius: var(--radius-full);
  margin-bottom: 1.5rem;
  border: 1px solid rgba(0, 44, 124, 0.14);
}

.status-badge svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
}

.main-title {
  font-size: 2.75rem;
  font-weight: 700;
  color: var(--synch-blue);
  line-height: 1.18;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
  text-transform: uppercase;
}

.main-subtitle {
  font-size: 1.18rem;
  color: var(--synch-muted-text);
  font-weight: 400;
  line-height: 1.7;
  max-width: 720px;
  margin: 0 auto 2.5rem;
}

.main-subtitle strong {
  color: var(--synch-dark-text);
  font-weight: 500;
}

/* --------------------------------------------------------------------------
   8. PILARES / CARDS DE VALOR INSTITUCIONAL
   -------------------------------------------------------------------------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin: 2.5rem 0 3rem;
  text-align: left;
}

.feature-item {
  background: #F8FAFD;
  border: 1px solid rgba(130, 133, 133, 0.18);
  border-radius: var(--radius-md);
  padding: 1.4rem 1.25rem;
  transition: var(--transition);
  position: relative;
}

.feature-item:hover {
  transform: translateY(-3px);
  background: var(--synch-white);
  border-color: rgba(0, 44, 124, 0.25);
  box-shadow: var(--shadow-md);
}

.feature-icon-wrapper {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: var(--synch-blue);
  color: var(--synch-white);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  box-shadow: 0 4px 10px rgba(0, 44, 124, 0.25);
}

.feature-icon-wrapper svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
}

.feature-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--synch-blue);
  margin-bottom: 0.35rem;
  line-height: 1.3;
}

.feature-desc {
  font-size: 0.875rem;
  color: var(--synch-muted-text);
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   9. SEÇÃO DE CONTATO (contato@synchbelt.com.br)
   -------------------------------------------------------------------------- */
.contact-section {
  background: linear-gradient(135deg, var(--synch-blue-dark) 0%, var(--synch-blue) 100%);
  border-radius: var(--radius-md);
  padding: 2.2rem 2rem;
  color: var(--synch-white);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  box-shadow: var(--shadow-md);
}

.contact-label {
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.85);
}

.contact-action-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

.email-button {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--synch-white);
  color: var(--synch-blue);
  font-size: 1.15rem;
  font-weight: 700;
  padding: 0.85rem 1.6rem;
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: var(--transition);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.15);
}

.email-button:hover {
  background: #F0F4FC;
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.22);
}

.email-button svg {
  width: 22px;
  height: 22px;
  stroke: var(--synch-blue);
}

.copy-btn {
  background: rgba(255, 255, 255, 0.12);
  color: var(--synch-white);
  border: 1px solid rgba(255, 255, 255, 0.25);
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.75rem 1.1rem;
  border-radius: var(--radius-full);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition);
}

.copy-btn:hover {
  background: rgba(255, 255, 255, 0.22);
  border-color: rgba(255, 255, 255, 0.4);
}

.copy-btn svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
}

.copy-tooltip {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.7);
  display: block;
}

/* --------------------------------------------------------------------------
   10. RODAPÉ / FOOTER (Link Código de Ética)
   -------------------------------------------------------------------------- */
.footer {
  background: var(--synch-white);
  border-top: 1px solid rgba(0, 44, 124, 0.08);
  padding: 2rem 0;
  margin-top: auto;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-info {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.footer-copy {
  font-size: 0.875rem;
  color: var(--synch-dark-text);
  font-weight: 500;
}

.footer-address {
  font-size: 0.8rem;
  color: var(--synch-muted-text);
}

.footer-nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.ethics-link {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  background: var(--synch-blue-subtle);
  color: var(--synch-blue);
  font-size: 0.925rem;
  font-weight: 700;
  padding: 0.65rem 1.2rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(0, 44, 124, 0.15);
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.ethics-link:hover {
  background: var(--synch-blue);
  color: var(--synch-white);
  border-color: var(--synch-blue);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.ethics-link svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
}

/* --------------------------------------------------------------------------
   11. MODAL DO CÓDIGO DE ÉTICA (JavaScript Interativo)
   -------------------------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 26, 77, 0.65);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal-overlay.is-open {
  opacity: 1;
  visibility: visible;
}

.modal-container {
  background: var(--synch-white);
  width: 100%;
  max-width: 960px;
  height: 88vh;
  max-height: 850px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  border: 1px solid rgba(0, 44, 124, 0.15);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: translateY(20px) scale(0.97);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-overlay.is-open .modal-container {
  transform: translateY(0) scale(1);
}

/* Cabeçalho do Modal */
.modal-header {
  padding: 1.2rem 1.6rem;
  background: var(--synch-white);
  border-bottom: 1px solid rgba(0, 44, 124, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.modal-title-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.modal-title-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: var(--synch-blue);
  color: var(--synch-white);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.modal-title-icon svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
}

.modal-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--synch-blue);
  line-height: 1.2;
}

.modal-subtitle {
  font-size: 0.825rem;
  color: var(--synch-muted-text);
}

.modal-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.modal-btn-action {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: #F0F4FC;
  color: var(--synch-blue);
  border: 1px solid rgba(0, 44, 124, 0.12);
  font-family: inherit;
  font-size: 0.825rem;
  font-weight: 600;
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
}

.modal-btn-action:hover {
  background: var(--synch-blue);
  color: var(--synch-white);
}

.modal-btn-action svg {
  width: 15px;
  height: 15px;
  stroke: currentColor;
}

.modal-close-btn {
  background: #F3F4F6;
  border: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--synch-dark-text);
  cursor: pointer;
  transition: var(--transition);
  margin-left: 0.25rem;
}

.modal-close-btn:hover {
  background: #E5E7EB;
  color: #DC2626;
  transform: rotate(90deg);
}

.modal-close-btn svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
}

/* Barra de Visualização / Abas */
.modal-tabs {
  background: #F8FAFD;
  border-bottom: 1px solid rgba(0, 44, 124, 0.08);
  padding: 0.4rem 1.6rem;
  display: flex;
  gap: 0.5rem;
}

.tab-btn {
  background: transparent;
  border: none;
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--synch-muted-text);
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.tab-btn svg {
  width: 15px;
  height: 15px;
  stroke: currentColor;
}

.tab-btn.active {
  background: var(--synch-white);
  color: var(--synch-blue);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
}

/* Corpo do Modal */
.modal-body {
  flex: 1;
  position: relative;
  overflow: hidden;
  background: #EAEEF3;
}

.tab-pane {
  position: absolute;
  inset: 0;
  display: none;
  width: 100%;
  height: 100%;
}

.tab-pane.active {
  display: block;
}

/* Iframe do PDF */
.pdf-frame {
  width: 100%;
  height: 100%;
  border: none;
  background: #FFFFFF;
}

/* Modo Leitura / Texto Integral Formatado */
.text-reader {
  width: 100%;
  height: 100%;
  overflow-y: auto;
  background: var(--synch-white);
  padding: 2.5rem 3rem;
  color: var(--synch-dark-text);
}

.reader-header {
  border-bottom: 2px solid var(--synch-blue);
  padding-bottom: 1.25rem;
  margin-bottom: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.reader-header h2 {
  font-size: 1.6rem;
  color: var(--synch-blue);
  font-weight: 700;
}

.reader-header span {
  font-size: 0.85rem;
  color: var(--synch-silver);
  font-weight: 500;
}

.reader-intro {
  font-size: 1.05rem;
  line-height: 1.7;
  color: #2D3748;
  background: #F8FAFD;
  padding: 1.25rem 1.5rem;
  border-left: 4px solid var(--synch-blue);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: 2rem;
}

.reader-section-title {
  font-size: 1.25rem;
  color: var(--synch-blue);
  font-weight: 700;
  margin: 2rem 0 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.reader-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.reader-list li {
  position: relative;
  padding-left: 1.5rem;
  font-size: 0.95rem;
  line-height: 1.65;
  color: #374151;
}

.reader-list li::before {
  content: '■';
  position: absolute;
  left: 0;
  color: var(--synch-blue);
  font-size: 0.75rem;
  top: 0.15rem;
}

.reader-list strong {
  color: var(--synch-blue-dark);
  font-weight: 700;
}

.reader-block {
  margin: 1.5rem 0;
  font-size: 0.95rem;
  line-height: 1.65;
  color: #374151;
}

.reader-footer {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid #E5E7EB;
  text-align: center;
  font-size: 0.85rem;
  color: var(--synch-muted-text);
}

/* Fallback para caso o browser não suporte embed de PDF */
.pdf-fallback {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  height: 100%;
  padding: 2rem;
  background: #FFFFFF;
}

.pdf-fallback svg {
  width: 56px;
  height: 56px;
  stroke: var(--synch-blue);
  margin-bottom: 1rem;
}

/* --------------------------------------------------------------------------
   12. TOAST DE FEEDBACK (Copiado com sucesso)
   -------------------------------------------------------------------------- */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--synch-blue-deep);
  color: var(--synch-white);
  padding: 0.75rem 1.4rem;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  z-index: 1100;
  transform: translateY(100px);
  opacity: 0;
  transition: var(--transition);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast svg {
  width: 18px;
  height: 18px;
  stroke: #10B981;
}

/* --------------------------------------------------------------------------
   13. RESPONSIVIDADE (Tablets e Smartphones)
   -------------------------------------------------------------------------- */
@media (max-width: 900px) {
  .features-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .main-title {
    font-size: 2.2rem;
  }

  .hero-card {
    padding: 2.5rem 1.8rem;
  }
}

@media (max-width: 680px) {
  .header-content {
    flex-direction: column;
    align-items: center;
    gap: 1rem;
  }

  .logo-img {
    height: 76px;
    max-width: 190px;
  }

  .main-content {
    padding: 1rem 0 2.5rem;
  }

  .hero-card {
    padding: 2rem 1.25rem;
    border-radius: var(--radius-md);
  }

  .main-title {
    font-size: 1.75rem;
  }

  .main-subtitle {
    font-size: 1rem;
    margin-bottom: 1.8rem;
  }

  .contact-section {
    padding: 1.75rem 1.25rem;
  }

  .email-button {
    font-size: 1rem;
    padding: 0.75rem 1.25rem;
    width: 100%;
    justify-content: center;
    word-break: break-all;
  }

  .copy-btn {
    width: 100%;
    justify-content: center;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
    gap: 1.2rem;
  }

  .footer-nav {
    justify-content: center;
    width: 100%;
  }

  .ethics-link {
    width: 100%;
    justify-content: center;
  }

  .modal-overlay {
    padding: 0.5rem;
  }

  .modal-container {
    height: 94vh;
    border-radius: var(--radius-md);
  }

  .modal-header {
    padding: 1rem;
    flex-wrap: wrap;
  }

  .modal-actions {
    width: 100%;
    justify-content: flex-end;
  }

  .text-reader {
    padding: 1.5rem 1.2rem;
  }
}