/* ==========================================================================
   1. Variáveis Globais e Temas (Claro / Escuro)
   ========================================================================== */
:root {
  /* Tema Escuro */
  --bg-color: #121212;
  --panel-bg: #1e1e1e;
  --card-bg: #242424;
  --text-color: #e0e0e0;
  --text-muted: #a0a0a0;
  --border-color: #333333;
  --primary-color: #257d0d;
  --primary-hover: #216d0b;
  --input-bg: #2a2a2a;
  
  /* Cor fixa de fundo cinza para os sub-botões de 2º nível */
  --sub-btn-bg: #2d3035;
  --sub-btn-border: #3f434a;
  --sub-btn-hover: #383c42;

  --header-height: 60px;
  --sidebar-width: 64px;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
}

[data-theme="light"] {
  /* Tema Claro (Padrão) */
  --bg-color: #f4f6f8;
  --panel-bg: #ffffff;
  --card-bg: #ffffff;
  --text-color: #1c1e21;
  --text-muted: #606770;
  --border-color: #e1e4e8;
  --primary-color: #257d0d;
  --primary-hover: #1e620a;
  --input-bg: #f0f2f5;

  /* Cor fixa de fundo cinza para os sub-botões de 2º nível no modo claro */
  --sub-btn-bg: #e8ecef;
  --sub-btn-border: #d0d7de;
  --sub-btn-hover: #dadfe3;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
}

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

html, body {
  min-height: 100vh;
  width: 100%;
  overflow-x: hidden;
  overflow-y: auto;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

/* ==========================================================================
   2. Cabeçalho Superior Fixo (app-header)
   ========================================================================== */
.app-header {
  height: var(--header-height);
  background-color: var(--panel-bg);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--text-color);
  user-select: none;
}

.brand img.app-logo {
  height: 32px;
  width: auto;
}

.app-title {
  font-size: 1.3rem;
  color: var(--text-color);
  margin: 0;
  font-weight: 800;
  letter-spacing: -0.5px;
}

/* ==========================================================================
   3. Estrutura Principal do App (app-container)
   ========================================================================== */
.app-container {
  display: flex;
  flex-direction: row;
  margin-top: var(--header-height);
  min-height: calc(100vh - var(--header-height));
  width: 100%;
}

/* ==========================================================================
   4. Menu Lateral Fixo com Rolagem Ultrafina e Discreta (Sidebar)
   ========================================================================== */
.sidebar {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  background-color: var(--panel-bg);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 12px 6px;
  position: fixed;
  top: var(--header-height);
  bottom: 0;
  left: 0;
  z-index: 900;
  overflow-y: auto;
  overflow-x: hidden;
  align-items: center;
}

.sidebar::-webkit-scrollbar {
  width: 4px;
}

.sidebar::-webkit-scrollbar-track {
  background: transparent;
}

.sidebar::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

.sidebar::-webkit-scrollbar-thumb:hover {
  background: var(--primary-color);
}

.main-menu {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 100%;
  align-items: center;
}

.menu-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  position: relative;
}

/* Botões de Primeiro Nível (Transparentes) */
.icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
  border-radius: 8px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s ease;
  width: 44px;
  height: 44px;
}

.icon-btn:hover {
  background-color: var(--card-bg);
  color: var(--text-color);
}

.icon-btn.active {
  background-color: var(--primary-color);
  color: #ffffff;
}

.icon-btn svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
  flex-shrink: 0;
}

/* Submenus Expandíveis */
.submenu {
  display: none;
  list-style: none;
  flex-direction: column;
  padding: 6px 0;
  gap: 6px;
  align-items: center;
  width: 100%;
  background-color: transparent;
}

.menu-item.open .submenu {
  display: flex;
}

/* ==========================================================================
   BOTÕES DE SEGUNDO NÍVEL (Destaque em Fundo Cinza Diferenciado)
   ========================================================================== */
.export-btn,
.sub-btn,
.theory-sub-btn {
  background-color: var(--sub-btn-bg) !important;  /* Fundo cinza permanente */
  border: 1px solid var(--sub-btn-border) !important;
  border-radius: 8px !important;
  color: var(--primary-color) !important;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  width: 42px;
  height: 38px;
  padding: 6px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.12);
}

.export-btn:hover,
.sub-btn:hover,
.theory-sub-btn:hover {
  background-color: var(--sub-btn-hover) !important;
  border-color: var(--primary-color) !important;
}

/* Ícones SVG dentro dos sub-botões */
.sub-btn svg,
.theory-sub-btn svg,
.export-btn svg {
  width: 20px;
  height: 20px;
  fill: var(--primary-color) !important;
  color: var(--primary-color) !important;
}

.badge {
  font-size: 0.65rem;
  font-weight: 800;
  padding: 2px 4px;
  border-radius: 4px;
  background-color: transparent;
  color: var(--primary-color);
}

.sidebar-footer {
  padding-top: 8px;
  border-top: 1px solid var(--border-color);
  margin-top: 8px;
  width: 100%;
  display: flex;
  justify-content: center;
}

/* Ícones do Modo Claro / Escuro */
[data-theme="dark"] .sun-icon { display: block; }
[data-theme="dark"] .moon-icon { display: none; }
[data-theme="light"] .sun-icon { display: none; }
[data-theme="light"] .moon-icon { display: block; }

/* ==========================================================================
   5. Área Principal de Conteúdo e Módulos Teóricos (main-content)
   ========================================================================== */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  padding: 32px 28px;
  width: calc(100% - var(--sidebar-width));
  background-color: var(--bg-color);
  min-height: calc(100vh - var(--header-height));
   overflow-y: auto; /* Permite rolar a página normalmente caso o conteúdo exceda a tela */
}

.theory-article {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
}

.theory-article h1 {
  font-size: 2rem;
  color: var(--primary-color);
  font-weight: 800;
  line-height: 1.2;
}

.theory-article h2 {
  font-size: 1.4rem;
  margin-top: 16px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 8px;
  color: var(--text-color);
}

.theory-article p {
  font-size: 1.02rem;
  color: var(--text-color);
  line-height: 1.7;
}

/* Estilização e Controle de Capas de Livros e Promoção */
.theory-article img,
.book-cover-img {
  max-width: 220px;
  height: auto;
  border-radius: 8px;
  box-shadow: var(--shadow-md);
  display: block;
}

.book-promo-card {
  display: flex;
  gap: 24px;
  align-items: center;
  background-color: var(--panel-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 20px;
  margin: 16px 0;
  flex-wrap: wrap;
}

.book-promo-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 260px;
}

/* Cartões de Formulário e Entradas de Dados */
.project-form-card {
  background-color: var(--panel-bg);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: var(--shadow-sm);
  width: 100%;
}

.form-label {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-color);
}

.form-input, .form-textarea {
  width: 100%;
  background-color: var(--input-bg);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 10px 14px;
  color: var(--text-color);
  font-size: 0.95rem;
  font-family: inherit;
}

.form-input:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--primary-color);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.field-hint {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.primary-btn {
  background-color: var(--primary-color);
  color: #ffffff;
  border: none;
  padding: 10px 20px;
  border-radius: 6px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

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

.card-ctrl-btn {
  background-color: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-color);
  padding: 8px 14px;
  border-radius: 6px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
}

.card-ctrl-btn:hover {
  background-color: var(--card-bg);
}

/* Card: Sobre o Scriptor */
.about-scriptor-card {
  margin-top: 20px;
}

.about-scriptor-card .card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 8px;
}

.about-scriptor-card .card-description {
  font-size: 0.95rem;
  color: var(--text-color);
  line-height: 1.6;
  margin-bottom: 16px;
}

.manual-btn {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  background-color: var(--sub-btn-bg);
  border: 1px solid var(--sub-btn-border);
  color: var(--primary-color);
  padding: 10px 16px;
  border-radius: 6px;
  transition: all 0.2s ease;
}

.manual-btn:hover {
  background-color: var(--sub-btn-hover);
  border-color: var(--primary-color);
}

/* ==========================================================================
   6. Roteiro (Roadmap / Timeline - Fase 5)
   ========================================================================== */
.roadmap-timeline {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 100%;
}

.roadmap-scene-title {
  font-size: 1.15rem;
  color: var(--primary-color);
  margin: 0;
  font-weight: 700;
}

.roadmap-badge {
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.badge-neutral {
  background-color: var(--input-bg);
  color: var(--text-muted);
}

.badge-warning {
  background-color: rgba(255, 152, 0, 0.15);
  color: #ff9800;
}

.badge-success {
  background-color: rgba(37, 125, 13, 0.15);
  color: var(--primary-color);
}

.roadmap-label {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--text-muted);
}

.roadmap-text {
  font-size: 0.95rem;
  margin-top: 2px;
}

/* ==========================================================================
   7. Editor de Rascunho Expandido (Largura Ampla)
   ========================================================================== */
.editor-page-container {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 100%;
}

.editor-toolbar-card {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px !important;
  width: 100%;
}

.editor-selector-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 280px;
}

.editor-select {
  padding: 8px 12px;
  font-size: 0.9rem;
}

.editor-tools-row {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.editor-icon-btn {
  padding: 8px;
  width: 38px;
  height: 38px;
  justify-content: center;
  border: 1px solid var(--border-color);
  border-radius: 6px;
}

.editor-divider {
  width: 1px;
  height: 24px;
  background-color: var(--border-color);
  margin: 0 4px;
}

.editor-workspace {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  width: 100%;
}

.editor-scene-card-panel {
  width: 320px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.scene-card-title {
  font-size: 1rem;
  color: var(--primary-color);
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 6px;
}

.editor-main-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
}

.scene-title-editor {
  font-size: 1.3rem;
  font-weight: 700;
  padding: 12px;
  width: 100%;
}

/* Área de Rich Text Editável Ampla */
.scene-content-editor[contenteditable="true"] {
  min-height: 520px;
  outline: none;
  line-height: 1.7;
  font-size: 1.08rem;
  background-color: var(--panel-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 24px;
  width: 100%;
}

.scene-content-editor[contenteditable="true"]:empty:before {
  content: attr(placeholder);
  color: var(--text-muted);
  pointer-events: none;
  display: block;
}

.scene-content-editor h2 {
  font-size: 1.4rem;
  color: var(--primary-color);
  margin: 16px 0 8px 0;
}

.scene-content-editor h3 {
  font-size: 1.2rem;
  color: var(--text-color);
  margin: 12px 0 6px 0;
}

.scene-content-editor ul {
  padding-left: 24px;
  margin: 8px 0;
}

.editor-counters {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 0 4px;
}

/* Modo Foco Otimizado */
.focus-mode-active .editor-main-area {
  max-width: 900px;
  margin: 0 auto;
}

.exit-focus-container {
  display: flex;
  justify-content: center;
  margin-bottom: 12px;
}

.exit-focus-btn {
  background-color: var(--card-bg);
  color: var(--text-color);
  border: 1px solid var(--border-color);
  opacity: 0.6;
}

.exit-focus-btn:hover {
  opacity: 1;
}

/* ==========================================================================
   8. Ecrã de Boas-Vindas
   ========================================================================== */
.welcome-container {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: calc(100vh - var(--header-height) - 64px);
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  overflow: hidden;
  border-radius: 12px;
}

.welcome-overlay {
  z-index: 2;
  text-align: center;
  padding: 20px 32px;
  background-color: rgba(18, 18, 18, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: 12px;
  margin-top: 24px;
  border: 1px solid var(--border-color);
  max-width: 600px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.welcome-overlay h2 {
  color: #257d0d;
  font-size: 1.8rem;
  margin-bottom: 8px;
  font-weight: 800;
}

.welcome-overlay p {
  color: #ffffff;
  font-size: 1rem;
  margin: 0;
}

[data-theme="light"] .welcome-overlay {
  background-color: rgba(255, 255, 255, 0.92);
  border-color: rgba(0, 0, 0, 0.15);
}

[data-theme="light"] .welcome-overlay h2 {
  color: #1e620a;
}

[data-theme="light"] .welcome-overlay p {
  color: #111111;
}

.welcome-illustration {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 1;
  opacity: 0.85;
}

/* ==========================================================================
   9. Barras de Rolagem Customizadas Globais
   ========================================================================== */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-color);
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}