/* Parent Portal Styles */

.app-container {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: 260px;
  background: var(--card);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  height: 100vh;
  z-index: 100;
  transition: background var(--transition-normal);
}

.sidebar-header {
  padding: 24px;
  border-bottom: 1px solid var(--border);
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}

.logo span {
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
}

.role-badge {
  margin-top: 8px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: rgba(74, 144, 217, 0.1);
  color: var(--primary);
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}

.nav-menu {
  flex: 1;
  padding: 16px 12px;
  overflow-y: auto;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-radius: 12px;
  cursor: pointer;
  transition: all var(--transition-fast);
  margin-bottom: 4px;
  color: var(--text-secondary);
}

.nav-item:hover {
  background: rgba(74, 144, 217, 0.1);
  color: var(--primary);
}

.nav-item.active {
  background: var(--primary);
  color: white;
}

.nav-item .icon {
  font-size: 20px;
  width: 24px;
  text-align: center;
}

.nav-item .label {
  font-size: 15px;
  font-weight: 500;
}

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid var(--border);
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--bg);
  border-radius: 10px;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.theme-toggle:hover {
  background: var(--border);
}

.toggle-switch {
  width: 44px;
  height: 24px;
  background: var(--border);
  border-radius: 12px;
  position: relative;
  transition: background var(--transition-normal);
}

.toggle-switch::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  background: white;
  border-radius: 50%;
  top: 2px;
  left: 2px;
  transition: transform var(--transition-normal);
}

[data-theme="dark"] .toggle-switch {
  background: var(--primary);
}

[data-theme="dark"] .toggle-switch::after {
  transform: translateX(20px);
}

/* Main Content */
.main-content {
  flex: 1;
  margin-left: 260px;
  padding: 32px;
  max-width: calc(100% - 260px);
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}

.page-title {
  font-size: 28px;
  font-weight: 700;
}

.page-subtitle {
  color: var(--text-secondary);
  margin-top: 4px;
}

.header-actions {
  display: flex;
  gap: 12px;
}

/* Page Sections */
.page-section {
  display: none;
}

.page-section.active {
  display: block;
}

/* Generate Section */
.generate-section {
  background: var(--card);
  border-radius: 20px;
  padding: 40px;
  box-shadow: var(--shadow);
}

.topic-input {
  width: 100%;
  min-height: 140px;
  padding: 16px;
  border: 2px solid var(--border);
  border-radius: 12px;
  font-size: 16px;
  resize: vertical;
  background: var(--bg);
  color: var(--text);
  font-family: inherit;
}

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

.quick-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
}

.quick-tag {
  padding: 8px 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: 13px;
  cursor: pointer;
  transition: all var(--transition-fast);
  color: var(--text-secondary);
}

.quick-tag:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(74, 144, 217, 0.1);
}

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

.option-card {
  padding: 20px;
  border: 2px solid var(--border);
  border-radius: 14px;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
}

.option-card:hover {
  border-color: var(--primary);
}

.option-card.selected {
  border-color: var(--primary);
  background: rgba(74, 144, 217, 0.1);
}

.option-card .emoji {
  font-size: 32px;
  margin-bottom: 8px;
}

.option-card .title {
  font-weight: 600;
  margin-bottom: 4px;
}

.option-card .desc {
  font-size: 13px;
  color: var(--text-secondary);
}

.advanced-options {
  margin-top: 28px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}

.checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 12px;
}

.checkbox-item {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}

.checkbox-item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
}

.generate-btn {
  width: 100%;
  margin-top: 32px;
  padding: 18px;
  font-size: 17px;
}

/* Filter Bar */
.filter-bar {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.filter-input,
.filter-select {
  padding: 10px 16px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 14px;
  background: var(--card);
  color: var(--text);
}

.filter-input {
  min-width: 240px;
}

/* Articles Grid */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.article-card {
  background: var(--card);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.article-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.article-cover {
  height: 160px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.article-cover .cover-icon {
  font-size: 64px;
  opacity: 0.8;
}

.article-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 4px 10px;
  background: rgba(0,0,0,0.5);
  color: white;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}

.article-info {
  padding: 20px;
}

.article-title {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
  line-height: 1.4;
}

.article-meta {
  display: flex;
  gap: 12px;
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}

.tag {
  padding: 4px 10px;
  background: var(--bg);
  border-radius: 6px;
  font-size: 12px;
  color: var(--text-secondary);
}

.article-actions {
  display: flex;
  gap: 8px;
}

.action-btn {
  flex: 1;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  cursor: pointer;
  font-size: 13px;
  transition: all var(--transition-fast);
  color: var(--text);
}

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

.action-btn.delete:hover {
  background: var(--danger);
  border-color: var(--danger);
}

/* Responsive */
@media (max-width: 768px) {
  .sidebar {
    width: 100%;
    height: auto;
    position: relative;
  }

  .main-content {
    margin-left: 0;
    max-width: 100%;
    padding: 20px;
  }

  .app-container {
    flex-direction: column;
  }

  .options-grid {
    grid-template-columns: 1fr;
  }

  .articles-grid {
    grid-template-columns: 1fr;
  }
}