/* ==========================================================================
   PORTAL DE ESTUDOS DE ARQUITETURA DE SOFTWARE - DESIGN SYSTEM (DARK MODE)
   Estética Moderna: Dark Slate, Glassmorphism, Micro-animações e Tipografia Fluida
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600&display=swap');
@import url('./print.css');

:root {
  --bg-canvas: #070a12;
  --bg-surface: #0e1424;
  --bg-surface-elevated: #162035;
  --bg-surface-hover: #1e2b47;
  --bg-glass: rgba(14, 20, 36, 0.82);
  --bg-glass-card: rgba(22, 32, 53, 0.65);
  
  --border-subtle: #1a263f;
  --border-medium: #2b3e63;
  --border-active: #38bdf8;
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --primary-500: #0ea5e9;
  --primary-600: #0284c7;
  --primary-glow: rgba(14, 165, 233, 0.25);
  
  --accent-cyan: #06b6d4;
  --accent-indigo: #6366f1;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  --header-height: 48px;
  --sidebar-width: 280px;
  --sidebar-collapsed-width: 60px;
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 6px;
  --shadow-glow: 0 0 25px -5px rgba(14, 165, 233, 0.18);
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --transition-normal: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html, body {
  height: 100%;
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  overflow: hidden; /* App Shell */
  -webkit-font-smoothing: antialiased;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 7px;
  height: 7px;
}
::-webkit-scrollbar-track {
  background: var(--bg-surface);
}
::-webkit-scrollbar-thumb {
  background: var(--border-medium);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-cyan);
}

/* Layout Estrutural */
.app-shell {
  display: flex;
  flex-direction: column;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
}

/* 1. Header Global */
.app-header {
  height: var(--header-height);
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  z-index: 50;
  flex-shrink: 0;
  transition: height var(--transition-normal), padding var(--transition-normal);
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-logo-icon {
  width: 28px;
  height: 28px;
  background: linear-gradient(135deg, var(--accent-indigo), var(--primary-500));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 14px;
  box-shadow: var(--shadow-glow);
}

.brand-title {
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(to right, #ffffff, #94a3b8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-badge {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  background: rgba(14, 165, 233, 0.15);
  color: var(--accent-cyan);
  border: 1px solid rgba(14, 165, 233, 0.3);
  padding: 1px 6px;
  border-radius: 999px;
  letter-spacing: 0.05em;
  -webkit-text-fill-color: initial;
}

/* Header Controls & Search */
.header-center {
  flex: 1;
  max-width: 440px;
  margin: 0 16px;
}

.search-trigger {
  width: 100%;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 5px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 0.82rem;
  cursor: pointer;
  transition: var(--transition-normal);
}

.search-trigger:hover {
  border-color: var(--border-medium);
  background: var(--bg-surface-elevated);
  color: var(--text-secondary);
}

.search-trigger .search-hint {
  display: flex;
  align-items: center;
  gap: 8px;
}

.kbd-shortcut {
  background: var(--bg-canvas);
  border: 1px solid var(--border-medium);
  border-radius: 4px;
  padding: 2px 6px;
  font-size: 0.72rem;
  font-family: var(--font-mono);
  color: var(--text-secondary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 11px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition-normal);
  text-decoration: none;
  font-family: var(--font-sans);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border-color: var(--border-subtle);
}

.btn-ghost:hover {
  background: var(--bg-surface-elevated);
  color: var(--text-primary);
  border-color: var(--border-medium);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-600), #0369a1);
  color: #ffffff;
  box-shadow: 0 2px 10px rgba(2, 132, 199, 0.3);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-500), #0284c7);
  box-shadow: 0 4px 15px rgba(2, 132, 199, 0.4);
}

.btn-emerald {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
  border-color: rgba(16, 185, 129, 0.3);
}

.btn-emerald:hover {
  background: rgba(16, 185, 129, 0.25);
  color: #34d399;
}

/* 2. Container Principal (Sidebar + Workspace) */
.app-body {
  display: flex;
  flex: 1;
  height: calc(100vh - var(--header-height));
  overflow: hidden;
  position: relative;
}

/* Sidebar */
.app-sidebar {
  width: var(--sidebar-width);
  background: var(--bg-surface);
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  transition: width var(--transition-normal);
  z-index: 40;
}

.app-sidebar.collapsed {
  width: var(--sidebar-collapsed-width);
}

.sidebar-header {
  padding: 16px 18px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sidebar-title {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.toggle-sidebar-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.toggle-sidebar-btn:hover {
  color: var(--text-primary);
  background: var(--bg-surface-elevated);
}

.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: 14px 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.nav-item {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition-normal);
  text-align: left;
}

.nav-item:hover {
  background: var(--bg-surface-elevated);
  color: var(--text-primary);
  border-color: var(--border-subtle);
}

.nav-item.active {
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.12), rgba(99, 102, 241, 0.08));
  border-color: var(--primary-500);
  color: var(--text-primary);
  box-shadow: 0 4px 20px -5px rgba(14, 165, 233, 0.2);
}

.nav-item-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 4px;
}

.nav-item-icon-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 0.92rem;
}

.nav-icon {
  font-size: 1.1rem;
  width: 24px;
  text-align: center;
}

.nav-item.active .nav-icon {
  color: var(--accent-cyan);
}

.nav-badge-completed {
  font-size: 0.72rem;
  color: var(--accent-emerald);
  display: none;
}

.nav-item.completed .nav-badge-completed {
  display: inline-block;
}

.nav-item-desc {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.4;
  margin-left: 34px;
  white-space: normal;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.app-sidebar.collapsed .sidebar-header {
  padding: 8px 6px;
  justify-content: center;
}

.app-sidebar.collapsed .sidebar-title,
.app-sidebar.collapsed .sidebar-footer,
.app-sidebar.collapsed .nav-item-desc,
.app-sidebar.collapsed .nav-badge-completed,
.app-sidebar.collapsed .nav-item-label,
.app-sidebar.collapsed .nav-item-icon-title span:not(.nav-icon) {
  display: none !important;
}

.app-sidebar.collapsed .sidebar-nav {
  padding: 10px 6px;
  align-items: center;
  gap: 8px;
}

.app-sidebar.collapsed .nav-item {
  width: 42px;
  height: 42px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  margin: 0 auto;
}

.app-sidebar.collapsed .nav-item-top {
  margin: 0;
  justify-content: center;
}

.app-sidebar.collapsed .nav-item-icon-title {
  margin: 0;
  gap: 0;
  justify-content: center;
}

.app-sidebar.collapsed .nav-icon {
  font-size: 1.2rem;
  width: auto;
  margin: 0;
}

.sidebar-footer {
  padding: 14px 16px;
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-canvas);
}

.study-progress-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px;
}

.progress-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.progress-track {
  height: 6px;
  background: var(--bg-surface-elevated);
  border-radius: 999px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(to right, var(--accent-cyan), var(--accent-emerald));
  width: 0%;
  transition: width 0.4s ease;
}

/* 3. Workspace Principal */
.app-workspace {
  flex: 1;
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
  background: var(--bg-canvas);
}

/* Banner de Contexto do Módulo */
.module-header-banner {
  padding: 8px 18px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-shrink: 0;
  transition: all var(--transition-normal);
}

.module-meta-info {
  flex: 1;
}

.module-tag-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 2px;
}

.module-pill {
  font-size: 0.68rem;
  font-weight: 700;
  padding: 1px 7px;
  border-radius: var(--radius-sm);
  background: rgba(14, 165, 233, 0.12);
  color: var(--accent-cyan);
  border: 1px solid rgba(14, 165, 233, 0.25);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.module-estimate {
  font-size: 0.74rem;
  color: var(--text-muted);
}

.module-main-title {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #ffffff;
  margin-bottom: 1px;
}

.module-subtitle {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.module-actions-row {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Barra de Abas / Modos de Estudo */
.study-tabs-nav {
  display: flex;
  align-items: center;
  background: var(--bg-surface-elevated);
  padding: 4px 16px;
  border-bottom: 1px solid var(--border-subtle);
  gap: 4px;
  flex-shrink: 0;
}

.tab-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition-normal);
  font-family: var(--font-sans);
}

.tab-btn:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
}

.tab-btn.active {
  background: var(--bg-surface);
  color: var(--accent-cyan);
  border-color: var(--border-subtle);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
}

/* Área de Conteúdo / Viewports */
.viewport-stage {
  flex: 1;
  position: relative;
  overflow: hidden;
  height: 100%;
}

.view-pane {
  position: absolute;
  inset: 0;
  display: none;
  height: 100%;
  width: 100%;
  overflow-y: auto;
}

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

/* Aba 1: Síntese Estruturada & Guia */
.summary-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 32px 24px 80px 24px;
}

.summary-hero-card {
  background: linear-gradient(135deg, rgba(22, 32, 53, 0.85), rgba(14, 20, 36, 0.95));
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  margin-bottom: 28px;
  box-shadow: var(--shadow-card);
}

.hero-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-top: 18px;
}

.stat-box {
  background: rgba(7, 10, 18, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 16px;
}

.stat-value {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--accent-cyan);
}

.stat-label {
  font-size: 0.74rem;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--text-muted);
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.study-topic-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.study-topic-card:hover {
  border-color: var(--border-medium);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px -6px rgba(0, 0, 0, 0.4);
}

.topic-card-header {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 12px;
}

.topic-number-badge {
  width: 28px;
  height: 28px;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-cyan);
  flex-shrink: 0;
}

.topic-card-title {
  font-size: 1rem;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.35;
}

.topic-card-body {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
  flex: 1;
}

.topic-card-body ul {
  padding-left: 18px;
  margin-top: 8px;
}

.topic-card-body li {
  margin-bottom: 4px;
}

.topic-code-snippet {
  margin-top: 12px;
  background: #070a12;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: #38bdf8;
  overflow-x: auto;
}

/* Aba 2: Painel Interativo Iframe */
.iframe-container {
  width: 100%;
  height: 100%;
  background: #ffffff; /* O painel HTML original tem bg slate */
  position: relative;
}

.interactive-iframe {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

/* Aba 3: Leitor PDF Embutido */
.pdf-viewer-container {
  display: flex;
  flex-direction: column;
  height: 100%;
  width: 100%;
  background: #1e293b;
}

.pdf-toolbar {
  padding: 10px 20px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.pdf-filename {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.pdf-iframe {
  flex: 1;
  width: 100%;
  height: 100%;
  border: none;
  background: #525659;
}

/* Aba 4: Modo Split-Screen */
.split-view-container {
  display: flex;
  height: 100%;
  width: 100%;
  position: relative;
  overflow: hidden;
}

.split-pane {
  height: 100%;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.split-pane-left {
  width: 50%;
  border-right: 1px solid var(--border-subtle);
}

.split-pane-right {
  width: 50%;
}

.split-pane-header {
  padding: 8px 16px;
  background: var(--bg-surface-elevated);
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.split-gutter {
  width: 8px;
  background: var(--bg-surface);
  cursor: col-resize;
  position: relative;
  transition: background 0.2s;
  z-index: 10;
}

.split-gutter:hover, .split-gutter.dragging {
  background: var(--accent-cyan);
}

.split-gutter::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 2px;
  height: 24px;
  background: var(--border-medium);
}

/* Drawer de Anotações Rápidas */
.notes-drawer {
  position: fixed;
  top: var(--header-height);
  right: -380px;
  width: 380px;
  height: calc(100vh - var(--header-height));
  background: var(--bg-surface);
  border-left: 1px solid var(--border-subtle);
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.6);
  transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 60;
  display: flex;
  flex-direction: column;
}

.notes-drawer.open {
  right: 0;
}

.notes-drawer-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.notes-textarea {
  flex: 1;
  width: 100%;
  background: transparent;
  border: none;
  padding: 20px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  line-height: 1.6;
  resize: none;
}

.notes-textarea:focus {
  outline: none;
}

.notes-drawer-footer {
  padding: 12px 20px;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.74rem;
  color: var(--text-muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Modal de Pesquisa Global (Ctrl + K) */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(6px);
  z-index: 100;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding-top: 10vh;
}

.modal-backdrop.open {
  display: flex;
}

.search-modal {
  width: 100%;
  max-width: 620px;
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.8);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.search-input-box {
  display: flex;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-subtle);
  gap: 12px;
}

.search-modal-input {
  flex: 1;
  background: transparent;
  border: none;
  font-size: 1.05rem;
  color: #ffffff;
  font-family: var(--font-sans);
}

.search-modal-input:focus {
  outline: none;
}

.search-results-list {
  max-height: 380px;
  overflow-y: auto;
  padding: 10px;
}

.search-result-item {
  padding: 12px 16px;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: var(--transition-normal);
}

.search-result-item:hover, .search-result-item.selected {
  background: var(--bg-surface-elevated);
}

.search-result-title {
  font-size: 0.92rem;
  font-weight: 600;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.search-result-module {
  font-size: 0.72rem;
  color: var(--accent-cyan);
  text-transform: uppercase;
}

.search-result-snippet {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.search-modal-footer {
  padding: 10px 18px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Modal de Opções de Impressão */
.print-dialog-modal {
  width: 100%;
  max-width: 500px;
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  padding: 24px;
}

.print-option-card {
  padding: 14px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 14px;
  transition: var(--transition-normal);
}

.print-option-card:hover {
  border-color: var(--accent-cyan);
  background: var(--bg-surface-elevated);
}

/* Responsividade */
@media (max-width: 900px) {
  .app-sidebar {
    position: absolute;
    left: -320px;
    height: calc(100vh - var(--header-height));
  }
  .app-sidebar.mobile-open {
    left: 0;
  }
  .split-view-container {
    flex-direction: column;
  }
  .split-pane-left, .split-pane-right {
    width: 100% !important;
    height: 50% !important;
  }
  .split-gutter {
    display: none;
  }
  .header-center {
    display: none;
  }
}

/* ==========================================================================
   MODO COMPACTO / MODO FOCO (MAXIMIZAÇÃO DE ESPAÇO PARA O CONTEÚDO)
   ========================================================================== */
.app-shell.compact-mode {
  --header-height: 38px;
}

.app-shell.compact-mode .app-header {
  height: 38px;
  padding: 0 12px;
}

.app-shell.compact-mode .brand-logo-icon {
  width: 22px;
  height: 22px;
  font-size: 11px;
}

.app-shell.compact-mode .brand-title {
  font-size: 0.85rem;
}

.app-shell.compact-mode .brand-badge {
  display: none;
}

.app-shell.compact-mode .search-trigger {
  padding: 3px 10px;
  font-size: 0.78rem;
}

.app-shell.compact-mode .kbd-shortcut {
  display: none;
}

.app-shell.compact-mode .btn {
  padding: 3px 8px;
  font-size: 0.75rem;
}

.app-shell.compact-mode .module-header-banner {
  padding: 4px 14px;
}

.app-shell.compact-mode .module-tag-row,
.app-shell.compact-mode .module-subtitle {
  display: none;
}

.app-shell.compact-mode .module-main-title {
  font-size: 0.95rem;
}

.app-shell.compact-mode .study-tabs-nav {
  padding: 2px 12px;
}

.app-shell.compact-mode .tab-btn {
  padding: 4px 10px;
  font-size: 0.76rem;
}

/* Ocultação e Recolhimento Dinâmico do Banner do Módulo */
.module-header-banner.banner-collapsed {
  padding: 2px 14px;
  background: rgba(14, 20, 36, 0.5);
}

.module-header-banner.banner-collapsed .module-tag-row,
.module-header-banner.banner-collapsed .module-subtitle {
  display: none;
}

.module-header-banner.banner-collapsed .module-main-title {
  font-size: 0.88rem;
  font-weight: 700;
  display: inline-block;
}

.module-header-banner.banner-collapsed .module-actions-row button:not(#btnToggleBanner),
.module-header-banner.banner-collapsed .module-actions-row a {
  display: none;
}