/* Sidebar Component */
.sidebar {
  display: flex;
  flex-direction: column;
  height: 100vh;
  position: sticky;
  top: 0;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-default);
}

.sidebar-header {
  padding: 24px 20px;
  border-bottom: 1px solid var(--border-default);
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-header .logo {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.sidebar-logo {
  width: 40px;
  height: 40px;
}

.sidebar-brand {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}

.sidebar-nav {
  flex: 1;
  padding: 16px 0;
  overflow-y: auto;
}

.sidebar-section {
  margin-bottom: 24px;
}

.sidebar-section-title {
  padding: 8px 20px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Nav items used in sidebar.js */
.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 15px;
  transition: all 0.2s;
  border-left: 3px solid transparent;
  margin: 2px 0;
}

.nav-item:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.nav-item.active {
  background: var(--bg-tertiary);
  color: var(--accent-primary);
  border-left-color: var(--accent-primary);
}

.nav-icon {
  width: 22px;
  font-size: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.nav-divider {
  height: 1px;
  background: var(--border-default);
  margin: 16px 20px;
}

.nav-label {
  display: block;
  padding: 8px 20px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 20px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  transition: all 0.2s;
  border-left: 3px solid transparent;
}

.sidebar-link:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.sidebar-link.active {
  background: var(--bg-tertiary);
  color: var(--accent-primary);
  border-left-color: var(--accent-primary);
}

.sidebar-link-icon {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border-default);
}

/* Header Component */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-left,
.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.header-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
}

.header-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  font-size: 14px;
}

.header-breadcrumb-separator {
  color: var(--text-muted);
}

.header-search {
  position: relative;
  width: 300px;
}

.header-search-input {
  width: 100%;
  padding: 8px 12px 8px 36px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-default);
  border-radius: 6px;
  color: var(--text-primary);
  font-size: 14px;
}

.header-search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

.header-user {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  padding: 8px 12px;
  border-radius: 6px;
  transition: background 0.2s;
}

.header-user:hover {
  background: var(--bg-tertiary);
}

.header-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 600;
  font-size: 14px;
}

.header-user-name {
  font-size: 14px;
  color: var(--text-primary);
}

/* User menu in header */
.user-menu {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-name {
  font-size: 14px;
  color: var(--text-primary);
  font-weight: 500;
}

.user-role {
  font-size: 12px;
}

.btn-icon {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 20px;
  cursor: pointer;
  padding: 8px;
  border-radius: 6px;
  transition: all 0.2s;
}

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

.badge-secondary {
  background: var(--bg-tertiary);
  color: var(--text-secondary);
}

/* Filter bar */
.filter-bar {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
}

/* Project cards */
.project-card {
  cursor: pointer;
  transition: all 0.2s;
}

.project-card:hover {
  border-color: var(--accent-primary);
  transform: translateY(-2px);
}

.project-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.project-niche {
  font-size: 14px;
}

.project-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.project-description {
  font-size: 13px;
  line-height: 1.5;
}

/* Page title */
.page-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

/* Modal Component */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
}

.modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border-default);
  border-radius: 8px;
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
}

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

.modal-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  transition: all 0.2s;
}

.modal-close:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.modal-body {
  padding: 20px;
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  padding: 20px;
  border-top: 1px solid var(--border-default);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

.modal-sm {
  max-width: 400px;
}

.modal-lg {
  max-width: 800px;
}

.modal-xl {
  max-width: 1200px;
}

/* Toast Component */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 400px;
}

.toast {
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: 8px;
  padding: 16px;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
  from {
    transform: translateX(400px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

.toast-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.toast-success .toast-icon {
  background: var(--success-bg);
  color: var(--success);
}

.toast-error .toast-icon {
  background: var(--error-bg);
  color: var(--error);
}

.toast-warning .toast-icon {
  background: var(--warning-bg);
  color: var(--warning);
}

.toast-info .toast-icon {
  background: var(--info-bg);
  color: var(--info);
}

.toast-content {
  flex: 1;
}

.toast-title {
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 4px;
  color: var(--text-primary);
}

.toast-message {
  font-size: 13px;
  color: var(--text-secondary);
}

.toast-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0;
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.toast-close:hover {
  color: var(--text-primary);
}

/* Dropdown Component */
.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 8px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
  min-width: 200px;
  z-index: 100;
  display: none;
}

.dropdown-menu.show {
  display: block;
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  color: var(--text-primary);
  text-decoration: none;
  font-size: 14px;
  cursor: pointer;
  transition: background 0.2s;
}

.dropdown-item:hover {
  background: var(--bg-tertiary);
}

.dropdown-item.danger {
  color: var(--error);
}

.dropdown-divider {
  height: 1px;
  background: var(--border-default);
  margin: 8px 0;
}

/* Tabs Component */
.tabs {
  border-bottom: 1px solid var(--border-default);
  display: flex;
  gap: 8px;
}

.tabs-nav {
  display: flex;
  gap: 8px;
}

.tab,
.tab-button {
  padding: 12px 16px;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
  margin-bottom: -1px;
}

.tab:hover,
.tab-button:hover {
  color: var(--text-primary);
}

.tab.active,
.tab-button.active {
  color: var(--accent-primary);
  border-bottom-color: var(--accent-primary);
}

.tab-content {
  padding: 20px 0;
}

.tab-pane {
  display: none;
}

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

/* Pagination Component */
.pagination {
  display: flex;
  gap: 8px;
  align-items: center;
  justify-content: center;
}

.pagination-button {
  padding: 8px 12px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-default);
  border-radius: 6px;
  color: var(--text-primary);
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s;
}

.pagination-button:hover:not(:disabled) {
  background: var(--bg-elevated);
  border-color: var(--border-hover);
}

.pagination-button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.pagination-button.active {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: white;
}

/* Chart Container */
.chart-container {
  background: var(--bg-secondary);
  border: 1px solid var(--border-default);
  border-radius: 8px;
  padding: 20px;
}

.chart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.chart-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

.chart-legend {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.chart-legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-secondary);
}

.chart-legend-color {
  width: 12px;
  height: 12px;
  border-radius: 2px;
}

.chart-canvas {
  width: 100%;
  height: 300px;
}

/* File Upload Component */
.file-upload {
  border: 2px dashed var(--border-default);
  border-radius: 8px;
  padding: 40px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
}

.file-upload:hover {
  border-color: var(--accent-primary);
  background: var(--bg-tertiary);
}

.file-upload-icon {
  font-size: 48px;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.file-upload-text {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.file-upload-hint {
  font-size: 12px;
  color: var(--text-muted);
}

.file-upload-input {
  display: none;
}

/* Alert Component */
.alert {
  padding: 16px;
  border-radius: 8px;
  margin-bottom: 16px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.alert-success {
  background: var(--success-bg);
  border: 1px solid rgba(63, 185, 80, 0.3);
  color: var(--success);
}

.alert-error {
  background: var(--error-bg);
  border: 1px solid rgba(248, 81, 73, 0.3);
  color: var(--error);
}

.alert-warning {
  background: var(--warning-bg);
  border: 1px solid rgba(210, 153, 34, 0.3);
  color: var(--warning);
}

.alert-info {
  background: var(--info-bg);
  border: 1px solid rgba(88, 166, 255, 0.3);
  color: var(--info);
}

.alert-icon {
  flex-shrink: 0;
}

.alert-content {
  flex: 1;
}

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

.alert-message {
  font-size: 14px;
  opacity: 0.9;
}

/* Breadcrumb Component */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  padding: 12px 0;
}

.breadcrumb-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  font-size: 14px;
}

.breadcrumb-item a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}

.breadcrumb-item a:hover {
  color: var(--accent-primary);
}

.breadcrumb-item.active {
  color: var(--text-primary);
}

.breadcrumb-separator {
  color: var(--text-muted);
}

/* Code Block Component */
.code-block {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-default);
  border-radius: 6px;
  padding: 16px;
  font-family: 'Monaco', 'Courier New', monospace;
  font-size: 13px;
  overflow-x: auto;
  position: relative;
}

.code-block-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-default);
}

.code-block-language {
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
}

.code-block-copy {
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  color: var(--text-secondary);
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 12px;
  cursor: pointer;
  transition: all 0.2s;
}

.code-block-copy:hover {
  background: var(--bg-primary);
  color: var(--text-primary);
}

.code-block pre {
  margin: 0;
  color: var(--text-primary);
  white-space: pre;
  word-wrap: normal;
}

.code-block code {
  font-family: inherit;
  font-size: inherit;
}