/* ==========================================================================
   DESIGN SYSTEM - LIVRARIA & EDITORIAL • LOJA DO CARLOS
   Tipografia: Newsreader + Albert Sans
   Abordagem: Linhas arquitetônicas limpas, sem clichês de IA (sem cream/beige, sem sombras difusas 50px)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Albert+Sans:wght@400;500;600;700&family=Newsreader:ital,opsz,wght@0,6..72,500;0,6..72,600;1,6..72,400&display=swap');

:root {
  /* Paleta Editorial Nítida e Contemporânea */
  --bg-page: #f8fafc;
  --bg-card: #ffffff;
  --bg-subtle: #f1f5f9;
  
  --ink-primary: #0f172a;
  --ink-secondary: #475569;
  --ink-muted: #64748b;
  --ink-faint: #94a3b8;
  
  --brand-primary: #0f766e;
  --brand-primary-hover: #115e59;
  --brand-primary-subtle: #f0fdfa;
  
  --price-color: #15803d;
  
  --border-line: #e2e8f0;
  --border-dark: #cbd5e1;
  --border-focus: #0f766e;
  
  --font-serif: 'Newsreader', Georgia, serif;
  --font-sans: 'Albert Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Sombras precisas e compactas */
  --elevation-low: 0 1px 3px rgba(15, 23, 42, 0.06);
  --elevation-card: 0 2px 8px rgba(15, 23, 42, 0.05);
  --elevation-modal: 0 8px 16px rgba(15, 23, 42, 0.1);

  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-full: 9999px;

  --transition-fast: 0.18s ease;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--ink-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection {
  background: #ccfbf1;
  color: #0f766e;
}

/* Top bar */
.top-notice {
  background: #0f172a;
  color: #cbd5e1;
  text-align: center;
  font-size: 0.82rem;
  padding: 8px 16px;
  font-weight: 500;
  letter-spacing: 0.2px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  border-bottom: 1px solid #1e293b;
}

.top-notice strong {
  color: #ffffff;
  font-weight: 600;
}

.top-notice .sep {
  opacity: 0.35;
}

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  background: #ffffff;
  border-bottom: 1px solid var(--border-line);
  z-index: 100;
  padding: 14px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--ink-primary);
}

.brand-monogram {
  width: 38px;
  height: 38px;
  background: #0f172a;
  color: #ffffff;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  font-style: italic;
}

.brand-text h1 {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.3px;
  color: #0f172a;
}

.brand-text span {
  font-size: 0.78rem;
  color: var(--ink-muted);
  font-weight: 500;
  display: block;
}

.search-box {
  flex: 1;
  max-width: 440px;
  position: relative;
}

.search-box input {
  width: 100%;
  padding: 9px 16px 9px 40px;
  background: var(--bg-page);
  border: 1px solid var(--border-line);
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-family: var(--font-sans);
  color: var(--ink-primary);
  outline: none;
  transition: border-color var(--transition-fast);
}

.search-box input:focus {
  background: #ffffff;
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 2px rgba(15, 118, 110, 0.15);
}

.search-box svg {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ink-muted);
  pointer-events: none;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.btn-cart {
  background: #ffffff;
  border: 1px solid var(--border-line);
  color: var(--ink-primary);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.88rem;
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-cart:hover {
  border-color: #0f172a;
  background: #0f172a;
  color: #ffffff;
}

.cart-badge {
  background: var(--brand-primary);
  color: #ffffff;
  font-size: 0.72rem;
  font-weight: 700;
  min-width: 18px;
  height: 18px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 5px;
}

/* Hero */
.hero-editorial {
  border-bottom: 1px solid var(--border-line);
  padding: 60px 24px;
  background: #ffffff;
}

.hero-editorial-container {
  max-width: 840px;
  margin: 0 auto;
  text-align: center;
}

.hero-editorial h2 {
  font-family: var(--font-serif);
  font-size: 2.85rem;
  font-weight: 600;
  letter-spacing: -0.8px;
  line-height: 1.18;
  color: #0f172a;
  margin-bottom: 18px;
}

.hero-editorial p {
  font-size: 1.08rem;
  color: var(--ink-secondary);
  line-height: 1.7;
  max-width: 680px;
  margin: 0 auto 28px;
}

.hero-features {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 28px;
  border-top: 1px solid var(--border-line);
  padding-top: 24px;
  margin-top: 24px;
}

.hero-feature-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--ink-secondary);
  font-weight: 500;
}

.hero-feature-item svg {
  color: var(--brand-primary);
}

/* ==========================================================================
   COLEÇÕES & CATÁLOGO (LAYOUT LATERAL ESCALÁVEL)
   ========================================================================== */
.catalog-section {
  max-width: 1280px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

.store-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 40px;
  align-items: start;
}

/* Sidebar Lateral de Categorias */
.catalog-sidebar {
  position: sticky;
  top: 90px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.sidebar-block {
  background: #ffffff;
  border: 1px solid var(--border-line);
  border-radius: var(--radius-sm);
  padding: 20px;
  box-shadow: var(--elevation-low);
}

.sidebar-heading {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: #0f172a;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-line);
}

.sidebar-category-list {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.sidebar-cat-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  color: var(--ink-secondary);
  font-size: 0.88rem;
  font-weight: 500;
  text-decoration: none;
  background: transparent;
  border: none;
  width: 100%;
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.sidebar-cat-item:hover {
  background: var(--bg-subtle);
  color: var(--ink-primary);
}

.sidebar-cat-item.active {
  background: #0f172a;
  color: #ffffff;
  font-weight: 600;
}

.sidebar-cat-item .cat-count {
  font-size: 0.75rem;
  padding: 2px 7px;
  border-radius: var(--radius-full);
  background: var(--bg-subtle);
  color: var(--ink-muted);
}

.sidebar-cat-item.active .cat-count {
  background: rgba(255, 255, 255, 0.2);
  color: #ffffff;
}

/* Grupos Hierárquicos de Categorias e Subcategorias */
.sidebar-cat-group {
  display: flex;
  flex-direction: column;
  width: 100%;
}

.sidebar-cat-parent-row {
  display: flex;
  align-items: center;
  width: 100%;
}

.sidebar-cat-parent-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  color: var(--ink-secondary);
  font-size: 0.88rem;
  font-weight: 600;
  background: transparent;
  border: none;
  width: 100%;
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.sidebar-cat-parent-btn:hover {
  background: var(--bg-subtle);
  color: var(--ink-primary);
}

.sidebar-cat-parent-btn.active {
  background: #0f172a;
  color: #ffffff;
}

.sidebar-cat-parent-btn .cat-count {
  font-size: 0.75rem;
  padding: 2px 7px;
  border-radius: var(--radius-full);
  background: var(--bg-subtle);
  color: var(--ink-muted);
}

.sidebar-cat-parent-btn.active .cat-count {
  background: rgba(255, 255, 255, 0.2);
  color: #ffffff;
}

.sidebar-cat-chevron {
  width: 15px;
  height: 15px;
  color: var(--ink-muted);
  transition: transform var(--transition-fast);
}

.sidebar-cat-group.expanded .sidebar-cat-chevron {
  transform: rotate(90deg);
}

.sidebar-subcat-list {
  display: none;
  flex-direction: column;
  gap: 2px;
  margin-left: 14px;
  padding-left: 10px;
  border-left: 2px solid #e2e8f0;
  margin-top: 2px;
  margin-bottom: 6px;
}

.sidebar-cat-group.expanded .sidebar-subcat-list {
  display: flex;
}

.sidebar-subcat-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  color: var(--ink-secondary);
  font-size: 0.82rem;
  font-weight: 500;
  background: transparent;
  border: none;
  width: 100%;
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.sidebar-subcat-item:hover {
  background: var(--bg-subtle);
  color: var(--ink-primary);
}

.sidebar-subcat-item.active {
  background: var(--brand-primary-subtle);
  color: var(--brand-primary);
  font-weight: 600;
}

.sidebar-subcat-item .cat-count {
  font-size: 0.72rem;
  padding: 1px 6px;
  border-radius: var(--radius-full);
  background: var(--bg-subtle);
  color: var(--ink-muted);
}

.sidebar-subcat-item.active .cat-count {
  background: var(--brand-primary);
  color: #ffffff;
}

.sidebar-select {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--border-line);
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.86rem;
  color: var(--ink-primary);
  background: #ffffff;
  outline: none;
  cursor: pointer;
}

.sidebar-select:focus {
  border-color: var(--brand-primary);
}

.sidebar-info-card {
  background: var(--brand-primary-subtle);
  border: 1px solid #ccfbf1;
  border-radius: var(--radius-sm);
  padding: 16px;
}

.sidebar-info-card h4 {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--brand-primary);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.sidebar-info-card p {
  font-size: 0.8rem;
  line-height: 1.5;
  color: #115e59;
}

/* Área Principal à Direita */
.catalog-main-content {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.catalog-top-bar {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-line);
  padding-bottom: 14px;
  flex-wrap: wrap;
  gap: 12px;
}

.catalog-heading {
  font-family: var(--font-serif);
  font-size: 1.65rem;
  font-weight: 600;
  color: #0f172a;
}

.catalog-meta-info {
  font-size: 0.84rem;
  color: var(--ink-muted);
  display: block;
  margin-top: 2px;
}

@media (max-width: 960px) {
  .store-layout {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .catalog-sidebar {
    position: static;
  }
}

/* Grid de Ebooks */
.ebook-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 32px 24px;
}

.ebook-card {
  background: #ffffff;
  border: 1px solid var(--border-line);
  border-radius: var(--radius-sm);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--elevation-card);
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.ebook-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-dark);
}

.card-media-wrapper {
  position: relative;
  background: var(--bg-subtle);
  aspect-ratio: 3/4;
  overflow: hidden;
  border-bottom: 1px solid var(--border-line);
  cursor: pointer;
}

.card-media-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.ebook-card:hover .card-media-wrapper img {
  transform: scale(1.02);
}

.card-tag-format {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(15, 23, 42, 0.85);
  color: #ffffff;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
}

.btn-sample-trigger {
  position: absolute;
  bottom: 10px;
  right: 10px;
  background: #ffffff;
  border: 1px solid var(--border-line);
  color: var(--ink-primary);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  cursor: pointer;
  box-shadow: var(--elevation-low);
  transition: all var(--transition-fast);
  text-decoration: none;
  z-index: 2;
}

.btn-sample-trigger:hover {
  background: #0f172a;
  color: #ffffff;
  border-color: #0f172a;
  text-decoration: none;
}

.card-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-category-label {
  font-size: 0.74rem;
  color: var(--brand-primary);
  font-weight: 700;
  margin-bottom: 6px;
}

.card-book-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.3;
  color: #0f172a;
  margin-bottom: 6px;
}

.card-book-subtitle {
  font-size: 0.85rem;
  color: var(--ink-secondary);
  line-height: 1.5;
  margin-bottom: 16px;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-footer-pricing {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--border-line);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 14px;
}

.price-box {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.price-original {
  font-size: 0.84rem;
  color: var(--ink-faint);
  text-decoration: line-through;
}

.price-current {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--price-color);
}

.price-terms {
  font-size: 0.75rem;
  color: var(--ink-muted);
}

.card-button-group {
  display: flex;
  gap: 8px;
  width: 100%;
}

.btn-card-add-bag {
  width: 100%;
  background: #0f172a;
  color: #ffffff;
  border: 1px solid #0f172a;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.88rem;
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-card-add-bag:hover {
  background: var(--brand-primary);
  border-color: var(--brand-primary);
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.12);
  transform: translateY(-1px);
}

.btn-card-add-bag:active {
  transform: translateY(0);
}

.btn-editorial-pix {
  background: #0f172a;
  color: #ffffff;
  border: 1px solid #0f172a;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.86rem;
  padding: 9px 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

.btn-editorial-cart {
  background: #ffffff;
  border: 1px solid var(--border-line);
  color: var(--ink-primary);
  border-radius: var(--radius-sm);
  padding: 9px 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-editorial-cart:hover {
  border-color: #0f172a;
  background: var(--bg-subtle);
}

/* Modais */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background: #ffffff;
  border-radius: var(--radius-md);
  max-width: 760px;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: var(--elevation-modal);
  border: 1px solid var(--border-line);
}

.modal-content.preview-modal-box {
  max-width: 960px;
  width: 96%;
  height: 88vh;
  max-height: 900px;
}

.modal-header-editorial {
  padding: 16px 24px;
  border-bottom: 1px solid var(--border-line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #ffffff;
}

.modal-header-editorial h3 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: #0f172a;
}

.btn-close-editorial {
  background: transparent;
  border: none;
  color: var(--ink-muted);
  cursor: pointer;
  padding: 6px;
  display: flex;
  border-radius: 4px;
}

.btn-close-editorial:hover {
  color: #0f172a;
  background: var(--bg-subtle);
}

.preview-body-editorial {
  padding: 32px;
  overflow-y: auto;
  flex: 1;
  background: var(--bg-page);
}

.book-page-sheet {
  background: #ffffff;
  border: 1px solid var(--border-line);
  border-radius: var(--radius-sm);
  padding: 36px 40px;
  margin-bottom: 20px;
  box-shadow: var(--elevation-low);
  position: relative;
}

.book-page-sheet .sheet-label {
  position: absolute;
  top: 14px;
  right: 20px;
  font-size: 0.72rem;
  color: var(--ink-faint);
  font-weight: 600;
}

.book-page-sheet h4 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: #0f172a;
  margin-bottom: 14px;
  font-weight: 600;
}

.book-page-sheet p {
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--ink-secondary);
  margin-bottom: 16px;
}

.modal-footer-editorial {
  background: #ffffff;
  border-top: 1px solid var(--border-line);
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

/* Checkout */
.checkout-modal-box {
  max-width: 480px;
}

.checkout-step {
  display: none;
}

.checkout-step.active {
  display: block;
}

.form-group {
  margin-bottom: 14px;
}

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 5px;
  color: var(--ink-primary);
}

.form-group input {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border-line);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-family: var(--font-sans);
  color: var(--ink-primary);
  outline: none;
  background: #ffffff;
  transition: border-color var(--transition-fast);
}

.form-group input:focus {
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 2px rgba(15, 118, 110, 0.15);
}

.order-summary-box {
  background: var(--bg-subtle);
  border: 1px solid var(--border-line);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  margin: 18px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.order-summary-box span.lbl {
  font-size: 0.86rem;
  color: var(--ink-secondary);
}

.order-summary-box span.val {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--price-color);
}

.pix-qr-area {
  text-align: center;
  background: #ffffff;
  padding: 20px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-line);
  margin: 16px 0;
}

.pix-qr-area img {
  max-width: 200px;
  border-radius: 4px;
}

.pix-code-row {
  display: flex;
  gap: 8px;
  margin-top: 14px;
}

.pix-code-row input {
  flex: 1;
  padding: 9px 12px;
  font-size: 0.78rem;
  background: var(--bg-subtle);
  border: 1px solid var(--border-line);
  border-radius: var(--radius-sm);
  font-family: monospace;
  color: var(--ink-primary);
}

.status-waiting-indicator {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.82rem;
  color: #92400e;
  background: #fef3c7;
  border: 1px solid #fde68a;
  border-radius: var(--radius-sm);
  padding: 9px 14px;
  margin-bottom: 14px;
}

.status-waiting-dot {
  width: 8px;
  height: 8px;
  background: #d97706;
  border-radius: 50%;
}

.demo-tool-card {
  background: var(--bg-subtle);
  border: 1px dashed var(--border-dark);
  border-radius: var(--radius-sm);
  padding: 12px;
  margin-top: 14px;
  text-align: center;
}

.demo-tool-card p {
  font-size: 0.76rem;
  color: var(--ink-secondary);
  margin-bottom: 8px;
}

.btn-demo-action {
  background: #ffffff;
  border: 1px solid var(--border-line);
  color: var(--ink-primary);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-demo-action:hover {
  background: var(--brand-primary);
  color: #ffffff;
  border-color: var(--brand-primary);
}

.success-box {
  text-align: center;
  padding: 24px 8px;
}

.success-badge-icon {
  width: 54px;
  height: 54px;
  background: #dcfce7;
  color: #166534;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
}

.btn-download-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: #0f172a;
  color: #ffffff;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.btn-download-action:hover {
  background: var(--brand-primary);
}

/* Sacola de Compras */
.cart-drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(2px);
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.cart-drawer-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.cart-drawer {
  position: fixed;
  top: 0;
  right: -420px;
  width: 100%;
  max-width: 380px;
  height: 100vh;
  background: #ffffff;
  box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
  z-index: 1001;
  display: flex;
  flex-direction: column;
  transition: right 0.25s ease;
  border-left: 1px solid var(--border-line);
}

.cart-drawer-overlay.active .cart-drawer {
  right: 0;
}

.cart-header {
  padding: 18px 20px;
  border-bottom: 1px solid var(--border-line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #ffffff;
}

.cart-header h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 600;
}

.cart-items-container {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.cart-item-row {
  display: flex;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border-line);
  align-items: center;
}

.cart-item-row img {
  width: 46px;
  height: 62px;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid var(--border-line);
}

.cart-item-meta {
  flex: 1;
}

.cart-item-name {
  font-size: 0.86rem;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 3px;
}

.cart-item-val {
  font-size: 0.82rem;
  color: var(--price-color);
  font-weight: 700;
}

.btn-remove-item {
  background: transparent;
  border: none;
  color: var(--ink-faint);
  cursor: pointer;
  padding: 4px;
}

.btn-remove-item:hover {
  color: #dc2626;
}

.cart-footer-area {
  padding: 20px;
  border-top: 1px solid var(--border-line);
  background: var(--bg-page);
}

/* Rodapé */
.footer-editorial {
  background: #0f172a;
  color: #94a3b8;
  padding: 60px 24px 32px;
  border-top: 1px solid #1e293b;
}

.footer-editorial-container {
  max-width: 1240px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-editorial h4 {
  font-family: var(--font-serif);
  color: #f8fafc;
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.footer-editorial p {
  font-size: 0.88rem;
  line-height: 1.7;
  color: #94a3b8;
  margin-bottom: 14px;
}

.footer-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-nav-list a {
  color: #94a3b8;
  text-decoration: none;
  font-size: 0.85rem;
  transition: color var(--transition-fast);
}

.footer-nav-list a:hover {
  color: #ffffff;
}

.footer-bottom-line {
  max-width: 1240px;
  margin: 0 auto;
  padding-top: 24px;
  border-top: 1px solid #1e293b;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 0.8rem;
  color: #94a3b8;
}

@media (max-width: 768px) {
  .hero-editorial h2 { font-size: 2.1rem; }
  .footer-editorial-container { grid-template-columns: 1fr; }
  .navbar { padding: 12px 16px; }
  .search-box { display: none; }
  .preview-body-editorial { padding: 20px; }
  .book-page-sheet { padding: 24px; }
}

/* Seletor de Métodos de Pagamento (Pix / Cartão) */
.pay-tab-selector {
  display: flex;
  background: var(--bg-subtle);
  padding: 4px;
  border-radius: var(--radius-md);
  margin: 16px 0;
  gap: 4px;
}

.pay-tab-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 14px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--ink-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.pay-tab-btn:hover {
  color: var(--ink-primary);
}

.pay-tab-btn.active {
  background: #ffffff;
  color: var(--brand-primary);
  border-color: var(--border-line);
  box-shadow: var(--elevation-low);
}

.card-form-box {
  background: #ffffff;
  border: 1px solid var(--border-line);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 16px;
}