:root {
  --color-bg-primary: #0a0a0a;
  --color-bg-secondary: #1a1a1a;
  --color-bg-tertiary: #2a2a2a;
  --color-bg-hover: #333;
  --color-border-light: #555;
  --color-border-medium: #444;
  --color-border-dark: #333;
  --color-border-darker: #2a2a2a;
  --color-text-primary: #fff;
  --color-text-secondary: #e0e0e0;
  --color-text-tertiary: #ccc;
  --color-text-muted: #999;
  --color-text-disabled: #666;
  --color-text-subtle: #aaa;
  --color-accent: #4a9eff;
  --color-accent-hover: #3a8eef;
  --color-accent-active: #2a7edf;
  --color-accent-muted: #1a3a5a;
  --color-danger: #dc3545;
  --color-danger-hover: #c82333;
  --color-danger-dark: #d32f2f;
  --color-danger-darker: #b71c1c;
  --color-warning: #ffc107;
  --color-warning-bg: rgba(255, 193, 7, 0.1);
  --color-warning-border: rgba(255, 193, 7, 0.3);
  --color-warning-text: #ffdb7a;
  --color-success: #28a745;
  --color-success-hover: #218838;
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 0.75rem;
  --spacing-lg: 1rem;
  --spacing-xl: 1.5rem;
  --spacing-2xl: 2rem;
  --radius-sm: 3px;
  --radius-md: 4px;
  --radius-lg: 6px;
  --radius-xl: 8px;
  --radius-full: 50%;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.85rem;
  --font-size-base: 0.9rem;
  --font-size-md: 0.95rem;
  --font-size-lg: 1rem;
  --font-size-xl: 1.2rem;
  --font-size-2xl: 1.25rem;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --line-height-tight: 1;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.6;
  --transition-fast: 0.15s;
  --transition-base: 0.2s;
  --transition-slow: 0.3s;
  --transition-ease: ease;
  --transition-ease-in-out: ease-in-out;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.6);
  --z-base: 1;
  --z-dropdown: 1000;
  --z-modal: 2000;
  --z-tooltip: 3000;
  --header-height: 57px;
  --input-height: 38px;
  --button-height: 38px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--color-bg-primary);
  color: var(--color-text-secondary);
  overflow: hidden;
}

.app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
.app .loading-overlay {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: calc(100vh - var(--header-height));
  background-color: var(--color-bg-primary);
  gap: var(--spacing-xl);
}
.app .loading-overlay p {
  color: var(--color-text-tertiary);
  font-size: var(--font-size-lg);
}
.app .loading-overlay .loading-spinner {
  width: 48px;
  height: 48px;
  border: 4px solid var(--color-border-dark);
  border-top-color: var(--color-accent);
  border-radius: var(--radius-full);
  animation: spin 1s linear infinite;
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.app-header {
  background-color: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border-dark);
  padding: 0;
}

.app-header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.app-header-actions {
  display: flex;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-lg);
  gap: var(--spacing-md);
}

.app-tabs {
  display: flex;
  gap: 0;
  flex: 1;
}

.tab-button-container {
  position: relative;
  display: inline-flex;
  align-items: stretch;
}
.tab-button-container:hover .tab-close-button {
  opacity: 1;
}

.tab-button {
  background-color: transparent;
  border: none;
  color: var(--color-text-muted);
  padding: var(--spacing-lg) var(--spacing-2xl);
  font-size: var(--font-size-md);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all var(--transition-base) var(--transition-ease);
}
.tab-button-container .tab-button {
  padding-right: calc(var(--spacing-lg) + 24px);
}
.tab-button:hover {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-tertiary);
}
.tab-button.active {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
  background-color: var(--color-bg-primary);
}

.tab-close-button {
  position: absolute;
  right: var(--spacing-xs);
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: var(--spacing-xs);
  opacity: 0.6;
  transition: all var(--transition-base) var(--transition-ease);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  width: 20px;
  height: 20px;
  z-index: 1;
}
.tab-close-button:hover {
  opacity: 1;
  color: var(--color-danger);
  background-color: var(--color-bg-tertiary);
}
.tab-close-button i {
  font-size: var(--font-size-xs);
}

.tab-rename-input {
  padding: var(--spacing-sm);
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-medium);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  padding: var(--spacing-lg) var(--spacing-2xl);
  font-size: var(--font-size-md);
  border-bottom: 2px solid var(--color-accent);
  min-width: 150px;
}
.tab-rename-input:focus {
  outline: none;
  border-color: var(--color-accent);
  background-color: var(--color-bg-hover);
}
.tab-rename-input::placeholder {
  color: var(--color-text-disabled);
}

label input[type=time],
label input[type=number],
label input[type=text] {
  padding: var(--spacing-sm);
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-medium);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
}
label input[type=time]:focus,
label input[type=number]:focus,
label input[type=text]:focus {
  outline: none;
  border-color: var(--color-accent);
  background-color: var(--color-bg-hover);
}
label input[type=time]::placeholder,
label input[type=number]::placeholder,
label input[type=text]::placeholder {
  color: var(--color-text-disabled);
}
label input[type=time][type=number],
label input[type=number][type=number],
label input[type=text][type=number] {
  width: 80px;
}
label input[type=time][type=time],
label input[type=number][type=time],
label input[type=text][type=time] {
  width: 120px;
}
label input[type=time][type=text],
label input[type=number][type=text],
label input[type=text][type=text] {
  width: 120px;
}

.duration-input,
.time-input {
  padding: var(--spacing-sm);
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-medium);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
}
.duration-input:focus,
.time-input:focus {
  outline: none;
  border-color: var(--color-accent);
  background-color: var(--color-bg-hover);
}
.duration-input::placeholder,
.time-input::placeholder {
  color: var(--color-text-disabled);
}

.duration-input {
  font-family: monospace;
  width: 100px;
}

.time-input {
  width: 140px;
}

.add-station-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg);
}
.add-station-form .form-field {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}
.add-station-form .form-field label {
  font-size: var(--font-size-base);
  color: var(--color-text-tertiary);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}
.add-station-form .form-field input[type=text] {
  padding: var(--spacing-sm);
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-medium);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
}
.add-station-form .form-field input[type=text]:focus {
  outline: none;
  border-color: var(--color-accent);
  background-color: var(--color-bg-hover);
}
.add-station-form .form-field input[type=text]::placeholder {
  color: var(--color-text-disabled);
}
.add-station-form .form-field input[type=checkbox] {
  width: auto;
}
.add-station-form .form-field select {
  padding: var(--spacing-sm);
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-medium);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
}
.add-station-form .form-field select:focus {
  outline: none;
  border-color: var(--color-accent);
  background-color: var(--color-bg-hover);
}
.add-station-form .form-field select::placeholder {
  color: var(--color-text-disabled);
}
.add-station-form .form-field .station-name-display {
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--color-bg-tertiary);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
}
.add-station-form .form-buttons {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: flex-end;
  margin-top: var(--spacing-lg);
}
.add-station-form .form-buttons button {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-medium);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-base) var(--transition-ease);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  border-color: var(--color-border-medium);
}
.add-station-form .form-buttons button:focus {
  outline: none;
}
.add-station-form .form-buttons button i {
  pointer-events: none;
}
.add-station-form .form-buttons button:hover {
  background-color: var(--color-bg-hover);
  border-color: var(--color-border-light);
}
.add-station-form .form-buttons button.primary {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-medium);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-base) var(--transition-ease);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-text-primary);
}
.add-station-form .form-buttons button.primary:focus {
  outline: none;
}
.add-station-form .form-buttons button.primary i {
  pointer-events: none;
}
.add-station-form .form-buttons button.primary:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}
.add-station-form .form-buttons button.primary:active {
  background-color: var(--color-accent-active);
}
.add-station-form .form-buttons button.danger {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-medium);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-base) var(--transition-ease);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  background-color: var(--color-danger);
  border-color: var(--color-danger);
  color: var(--color-text-primary);
}
.add-station-form .form-buttons button.danger:focus {
  outline: none;
}
.add-station-form .form-buttons button.danger i {
  pointer-events: none;
}
.add-station-form .form-buttons button.danger:hover {
  background-color: var(--color-danger-hover);
  border-color: var(--color-danger-hover);
}

.disclaimer-content {
  padding: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}
.disclaimer-content p {
  color: var(--color-text-secondary);
  margin: 0;
  line-height: 1.6;
}
.disclaimer-content .disclaimer-warning {
  padding: var(--spacing-md);
  background-color: rgba(255, 200, 0, 0.1);
  border-left: 4px solid var(--color-warning);
  border-radius: 4px;
}
.disclaimer-content .disclaimer-warning p {
  margin: 0;
  margin-bottom: var(--spacing-md);
}
.disclaimer-content .disclaimer-warning p:last-child {
  margin-bottom: 0;
}
.disclaimer-content .disclaimer-warning strong {
  color: var(--color-warning);
}
.disclaimer-content .disclaimer-feedback {
  padding: var(--spacing-md);
  background-color: var(--color-background-primary);
  border-radius: 4px;
}
.disclaimer-content .disclaimer-feedback p {
  margin-bottom: var(--spacing-md);
}
.disclaimer-content .disclaimer-feedback ul {
  margin: 0;
  padding-left: var(--spacing-xl);
  color: var(--color-text-tertiary);
  line-height: 1.8;
}
.disclaimer-content .disclaimer-feedback ul li {
  margin-bottom: var(--spacing-sm);
}
.disclaimer-content .disclaimer-feedback a {
  color: var(--color-primary);
  text-decoration: none;
  word-break: break-all;
  cursor: pointer;
}
.disclaimer-content .disclaimer-feedback a:hover {
  text-decoration: underline;
}
.disclaimer-content .disclaimer-buttons {
  display: flex;
  justify-content: flex-end;
  padding-top: var(--spacing-md);
}
.disclaimer-content .disclaimer-buttons button {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-medium);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-base) var(--transition-ease);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  border-color: var(--color-border-medium);
}
.disclaimer-content .disclaimer-buttons button:focus {
  outline: none;
}
.disclaimer-content .disclaimer-buttons button i {
  pointer-events: none;
}
.disclaimer-content .disclaimer-buttons button:hover {
  background-color: var(--color-bg-hover);
  border-color: var(--color-border-light);
}
.disclaimer-content .disclaimer-buttons button.primary {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-medium);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-base) var(--transition-ease);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-text-primary);
}
.disclaimer-content .disclaimer-buttons button.primary:focus {
  outline: none;
}
.disclaimer-content .disclaimer-buttons button.primary i {
  pointer-events: none;
}
.disclaimer-content .disclaimer-buttons button.primary:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}
.disclaimer-content .disclaimer-buttons button.primary:active {
  background-color: var(--color-accent-active);
}

.changelog-content {
  padding: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  max-width: 600px;
}
.changelog-content .changelog-header {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
}
.changelog-content .changelog-header .changelog-version {
  font-size: 0.9em;
  font-weight: 500;
  color: var(--color-primary);
}
.changelog-content .changelog-header .changelog-title {
  font-size: 1.2em;
  font-weight: 600;
  color: var(--color-text-primary);
}
.changelog-content .changelog-header .changelog-date {
  font-size: 0.85em;
  color: var(--color-text-tertiary);
}
.changelog-content .changelog-body {
  padding: var(--spacing-md);
  background-color: var(--color-background-primary);
  border-radius: 4px;
  color: var(--color-text-secondary);
  line-height: 1.6;
  max-height: 400px;
  overflow-y: auto;
}
.changelog-content .changelog-body h1, .changelog-content .changelog-body h2, .changelog-content .changelog-body h3 {
  color: var(--color-text-primary);
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
}
.changelog-content .changelog-body h1:first-child, .changelog-content .changelog-body h2:first-child, .changelog-content .changelog-body h3:first-child {
  margin-top: 0;
}
.changelog-content .changelog-body h1 {
  font-size: 1.5em;
}
.changelog-content .changelog-body h2 {
  font-size: 1.3em;
}
.changelog-content .changelog-body h3 {
  font-size: 1.1em;
}
.changelog-content .changelog-body p {
  margin: var(--spacing-sm) 0;
}
.changelog-content .changelog-body ul {
  margin: var(--spacing-sm) 0;
  padding-left: var(--spacing-xl);
}
.changelog-content .changelog-body ul li {
  margin: var(--spacing-xs) 0;
}
.changelog-content .changelog-body br {
  display: block;
  content: "";
  margin: var(--spacing-sm) 0;
}
.changelog-content .changelog-body code {
  background-color: var(--color-background-secondary);
  padding: 2px 6px;
  border-radius: 3px;
  font-family: monospace;
  font-size: 0.9em;
}
.changelog-content .changelog-buttons {
  display: flex;
  justify-content: flex-end;
  padding-top: var(--spacing-md);
}
.changelog-content .changelog-buttons button {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-medium);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-base) var(--transition-ease);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  border-color: var(--color-border-medium);
}
.changelog-content .changelog-buttons button:focus {
  outline: none;
}
.changelog-content .changelog-buttons button i {
  pointer-events: none;
}
.changelog-content .changelog-buttons button:hover {
  background-color: var(--color-bg-hover);
  border-color: var(--color-border-light);
}
.changelog-content .changelog-buttons button.primary {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-medium);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-base) var(--transition-ease);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-text-primary);
}
.changelog-content .changelog-buttons button.primary:focus {
  outline: none;
}
.changelog-content .changelog-buttons button.primary i {
  pointer-events: none;
}
.changelog-content .changelog-buttons button.primary:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}
.changelog-content .changelog-buttons button.primary:active {
  background-color: var(--color-accent-active);
}

.confirmation-dialog-content {
  padding: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}
.confirmation-dialog-content .confirmation-message {
  color: var(--color-text-tertiary);
  margin: 0;
}
.confirmation-dialog-content .confirmation-buttons {
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-md);
}
.confirmation-dialog-content .confirmation-buttons .cancel-button {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-medium);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-base) var(--transition-ease);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  border-color: var(--color-border-medium);
  padding: var(--spacing-sm) var(--spacing-xl);
}
.confirmation-dialog-content .confirmation-buttons .cancel-button:focus {
  outline: none;
}
.confirmation-dialog-content .confirmation-buttons .cancel-button i {
  pointer-events: none;
}
.confirmation-dialog-content .confirmation-buttons .cancel-button:hover {
  background-color: var(--color-bg-hover);
  border-color: var(--color-border-light);
}
.confirmation-dialog-content .confirmation-buttons .confirm-button {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-medium);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-base) var(--transition-ease);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-text-primary);
  padding: var(--spacing-sm) var(--spacing-xl);
}
.confirmation-dialog-content .confirmation-buttons .confirm-button:focus {
  outline: none;
}
.confirmation-dialog-content .confirmation-buttons .confirm-button i {
  pointer-events: none;
}
.confirmation-dialog-content .confirmation-buttons .confirm-button:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}
.confirmation-dialog-content .confirmation-buttons .confirm-button:active {
  background-color: var(--color-accent-active);
}
.confirmation-dialog-content .confirmation-buttons .confirm-button.danger {
  background-color: var(--color-danger-dark);
  border-color: var(--color-danger-dark);
}
.confirmation-dialog-content .confirmation-buttons .confirm-button.danger:hover {
  background-color: var(--color-danger-darker);
  border-color: var(--color-danger-darker);
}

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.85);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 10000;
  backdrop-filter: blur(4px);
}

.delete-confirmation {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 20px;
  color: var(--color-text-secondary);
}
.delete-confirmation .warning-message {
  font-size: 16px;
  margin: 0;
}
.delete-confirmation .warning-message strong {
  color: var(--color-accent);
}
.delete-confirmation .info-message {
  font-size: 14px;
  color: var(--color-text-tertiary);
  margin: 0;
}
.delete-confirmation .affected-lines {
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-medium);
  border-radius: 4px;
  padding: 15px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.delete-confirmation .affected-lines ul {
  margin: 0;
  padding-left: 20px;
  list-style-type: disc;
}
.delete-confirmation .affected-lines ul li {
  margin: 5px 0;
  color: var(--color-text-secondary);
}
.delete-confirmation .form-buttons {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: auto;
}
.delete-confirmation .form-buttons button {
  padding: 8px 16px;
  border: 1px solid var(--color-border-medium);
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  border-radius: 4px;
  cursor: pointer;
  font-size: 14px;
}
.delete-confirmation .form-buttons button:hover {
  background-color: var(--color-bg-hover);
}
.delete-confirmation .form-buttons button.danger {
  background-color: var(--color-danger);
  border-color: var(--color-danger);
  color: var(--color-text-primary);
}
.delete-confirmation .form-buttons button.danger:hover {
  background-color: var(--color-danger-hover);
}

.add-station-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg);
}
.add-station-form .form-field {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}
.add-station-form .form-field label {
  font-size: var(--font-size-base);
  color: var(--color-text-tertiary);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}
.add-station-form .form-field input[type=text] {
  padding: var(--spacing-sm);
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-medium);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
}
.add-station-form .form-field input[type=text]:focus {
  outline: none;
  border-color: var(--color-accent);
  background-color: var(--color-bg-hover);
}
.add-station-form .form-field input[type=text]::placeholder {
  color: var(--color-text-disabled);
}
.add-station-form .form-field input[type=checkbox] {
  width: auto;
}
.add-station-form .form-field select {
  padding: var(--spacing-sm);
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-medium);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
}
.add-station-form .form-field select:focus {
  outline: none;
  border-color: var(--color-accent);
  background-color: var(--color-bg-hover);
}
.add-station-form .form-field select::placeholder {
  color: var(--color-text-disabled);
}
.add-station-form .form-field .station-name-display {
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--color-bg-tertiary);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
}
.add-station-form .form-section {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}
.add-station-form .form-section h3 {
  margin: 0;
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--color-text-primary);
}
.add-station-form .form-section .help-text {
  margin: 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}
.add-station-form .form-section .track-default-platform {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-sm) 0;
}
.add-station-form .form-section .track-default-platform label {
  flex: 1;
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
}
.add-station-form .form-section .track-default-platform .platform-select {
  padding: var(--spacing-sm);
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-medium);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
  min-width: 150px;
}
.add-station-form .form-section .track-default-platform .platform-select:focus {
  outline: none;
  border-color: var(--color-accent);
  background-color: var(--color-bg-hover);
}
.add-station-form .form-section .track-default-platform .platform-select::placeholder {
  color: var(--color-text-disabled);
}
.add-station-form .form-buttons {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: flex-end;
  margin-top: var(--spacing-lg);
}
.add-station-form .form-buttons button {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-medium);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-base) var(--transition-ease);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  border-color: var(--color-border-medium);
}
.add-station-form .form-buttons button:focus {
  outline: none;
}
.add-station-form .form-buttons button i {
  pointer-events: none;
}
.add-station-form .form-buttons button:hover {
  background-color: var(--color-bg-hover);
  border-color: var(--color-border-light);
}
.add-station-form .form-buttons button.primary {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-medium);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-base) var(--transition-ease);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-text-primary);
}
.add-station-form .form-buttons button.primary:focus {
  outline: none;
}
.add-station-form .form-buttons button.primary i {
  pointer-events: none;
}
.add-station-form .form-buttons button.primary:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}
.add-station-form .form-buttons button.primary:active {
  background-color: var(--color-accent-active);
}
.add-station-form .form-buttons button.danger {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-medium);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-base) var(--transition-ease);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  background-color: var(--color-danger);
  border-color: var(--color-danger);
  color: var(--color-text-primary);
}
.add-station-form .form-buttons button.danger:focus {
  outline: none;
}
.add-station-form .form-buttons button.danger i {
  pointer-events: none;
}
.add-station-form .form-buttons button.danger:hover {
  background-color: var(--color-danger-hover);
  border-color: var(--color-danger-hover);
}

.track-stations {
  padding: var(--spacing-md);
  background-color: var(--color-bg-secondary);
  border-radius: var(--radius-md);
  text-align: center;
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-sm);
}

.track-warning {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background-color: var(--color-warning-bg);
  border: 1px solid var(--color-warning-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
  color: var(--color-warning);
}
.track-warning i {
  font-size: var(--font-size-xl);
  flex-shrink: 0;
  margin-top: 0.1rem;
}
.track-warning .warning-content {
  flex: 1;
  font-size: var(--font-size-sm);
  line-height: var(--line-height-normal);
}
.track-warning .warning-content strong {
  display: block;
  margin-bottom: var(--spacing-xs);
}
.track-warning .warning-content .affected-lines {
  color: var(--color-text-primary);
  font-weight: var(--font-weight-medium);
}
.track-warning .warning-content .warning-note {
  margin-top: var(--spacing-sm);
  font-size: var(--font-size-xs);
  color: var(--color-warning-text);
  font-style: italic;
}

.tracks-visual {
  padding: var(--spacing-lg);
  background-color: var(--color-bg-secondary);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.station-label {
  text-align: center;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-secondary);
  padding: var(--spacing-sm);
  background-color: var(--color-bg-tertiary);
  border-radius: var(--radius-md);
}
.station-label.station-top {
  border-bottom: 2px solid var(--color-accent);
}
.station-label.station-bottom {
  border-top: 2px solid var(--color-accent);
}

.tracks-horizontal {
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm);
}

.track-column {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  padding: var(--spacing-sm);
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-medium);
  border-radius: var(--radius-lg);
  min-width: 50px;
}
.track-column .track-number {
  font-size: var(--font-size-xs);
  color: var(--color-text-subtle);
  font-weight: var(--font-weight-semibold);
  text-align: center;
}
.track-column .track-number-input {
  width: 100%;
  max-width: 50px;
  padding: 0.2rem 0.3rem;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-align: center;
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border-medium);
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
}
.track-column .track-number-input:focus {
  outline: none;
  border-color: var(--color-accent);
  background-color: var(--color-bg-tertiary);
}
.track-column .direction-button {
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-base) var(--transition-ease);
  width: 36px;
  height: 36px;
  padding: 0;
  background-color: var(--color-bg-secondary);
  border: 2px solid var(--color-accent);
  border-radius: var(--radius-lg);
  color: var(--color-accent);
  cursor: pointer;
  font-size: var(--font-size-xl);
}
.track-column .direction-button:hover {
  transform: scale(1.05);
}
.track-column .direction-button:active {
  transform: scale(0.95);
}
.track-column .direction-button:hover {
  background-color: var(--color-accent);
  color: var(--color-text-primary);
}
.track-column .direction-button i {
  pointer-events: none;
}
.track-column .remove-track-button-small {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  padding: 0;
  background-color: transparent;
  border: 1px solid var(--color-danger);
  border-radius: var(--radius-sm);
  color: var(--color-danger);
  cursor: pointer;
  font-size: 0.65rem;
  transition: all var(--transition-base);
}
.track-column .remove-track-button-small:hover {
  background-color: var(--color-danger);
  color: var(--color-text-primary);
}
.track-column .remove-track-button-small i {
  pointer-events: none;
}
.track-column .track-spacer {
  height: 20px;
}

.add-track-button-inline {
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-base) var(--transition-ease);
  width: 36px;
  height: 36px;
  padding: 0;
  background-color: var(--color-bg-secondary);
  border: 2px dashed var(--color-accent);
  border-radius: var(--radius-lg);
  color: var(--color-accent);
  cursor: pointer;
  font-size: var(--font-size-lg);
}
.add-track-button-inline:hover {
  transform: scale(1.05);
}
.add-track-button-inline:active {
  transform: scale(0.95);
}
.add-track-button-inline:hover {
  background-color: var(--color-bg-tertiary);
  border-style: solid;
}
.add-track-button-inline i {
  pointer-events: none;
}

.time-graph-container {
  display: flex;
  height: calc(100vh - 57px);
  overflow: hidden;
}
.time-graph-container .main-content {
  flex: 1;
  overflow: auto;
  background-color: var(--color-bg-primary);
}
.time-graph-container .sidebar {
  width: 320px;
  background-color: var(--color-bg-secondary);
  border-left: 1px solid var(--color-bg-tertiary);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.time-graph-container .sidebar .sidebar-header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--color-bg-tertiary);
}
.time-graph-container .sidebar .sidebar-header h2 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--color-text-primary);
}
.time-graph-container .sidebar .sidebar-header .current-time {
  font-size: 0.9rem;
  color: var(--color-text-subtle);
}
.time-graph-container .sidebar .sidebar-header .current-time .time-display {
  color: var(--color-danger);
  font-weight: 600;
  font-family: "SF Mono", Monaco, "Cascadia Code", monospace;
}
.time-graph-container .sidebar .controls {
  flex: 1;
  overflow-y: auto;
  padding: 1.5rem;
}
.time-graph-container .sidebar .controls h3 {
  font-size: 1rem;
  font-weight: 500;
  margin-bottom: 1rem;
  color: var(--color-text-tertiary);
}
.time-graph-container .sidebar .sidebar-footer {
  padding: 1.5rem;
  border-top: 1px solid var(--color-bg-tertiary);
  display: flex;
  gap: 0.5rem;
}
.time-graph-container .canvas-container {
  padding: 0;
  overflow: hidden;
  height: 100%;
}
.time-graph-container .canvas-container canvas {
  display: block;
  width: 100%;
  height: 100%;
}

@media (max-width: 768px) {
  .time-graph-container .info-panel {
    flex-direction: column;
    gap: 1rem;
  }
}
.infrastructure-view {
  display: flex;
  flex-direction: column;
  height: calc(100vh - var(--header-height));
  background-color: var(--color-bg-primary);
}

.infrastructure-toolbar {
  padding: var(--spacing-md) var(--spacing-lg);
  border-bottom: 1px solid var(--color-border-dark);
  background-color: var(--color-bg-secondary);
  display: flex;
  gap: var(--spacing-sm);
}

.toolbar-button {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-medium);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-base) var(--transition-ease);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  border-color: var(--color-border-medium);
}
.toolbar-button:focus {
  outline: none;
}
.toolbar-button i {
  pointer-events: none;
}
.toolbar-button:hover {
  background-color: var(--color-bg-hover);
  border-color: var(--color-border-light);
}
.toolbar-button.active {
  background-color: var(--color-accent-muted);
  border-color: var(--color-accent);
  color: var(--color-accent);
}
.toolbar-button i {
  font-size: var(--font-size-base);
}

.infrastructure-canvas-container {
  flex: 1;
  display: flex;
  overflow: hidden;
}

.infrastructure-canvas {
  display: block;
  background-color: var(--color-bg-primary);
  width: 100%;
  height: 100%;
}

.line-controls {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}
.line-controls .line-control {
  background-color: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  border: 1px solid var(--color-border-darker);
}
.line-controls .line-control .line-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
  font-weight: var(--font-weight-medium);
}
.line-controls .line-control .line-header .line-header-controls {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}
.line-controls .line-control .line-header .line-header-controls .visibility-toggle,
.line-controls .line-control .line-header .line-header-controls .create-view-button,
.line-controls .line-control .line-header .line-header-controls .edit-button,
.line-controls .line-control .line-header .line-header-controls .delete-button {
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: var(--spacing-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition-base);
  font-size: var(--font-size-base);
}
.line-controls .line-control .line-header .line-header-controls .visibility-toggle:hover,
.line-controls .line-control .line-header .line-header-controls .create-view-button:hover,
.line-controls .line-control .line-header .line-header-controls .edit-button:hover,
.line-controls .line-control .line-header .line-header-controls .delete-button:hover {
  color: var(--color-text-primary);
}
.line-controls .line-control .line-header .line-header-controls .visibility-toggle:focus,
.line-controls .line-control .line-header .line-header-controls .create-view-button:focus,
.line-controls .line-control .line-header .line-header-controls .edit-button:focus,
.line-controls .line-control .line-header .line-header-controls .delete-button:focus {
  outline: none;
}
.line-controls .line-control .line-header .line-header-controls .visibility-toggle i,
.line-controls .line-control .line-header .line-header-controls .create-view-button i,
.line-controls .line-control .line-header .line-header-controls .edit-button i,
.line-controls .line-control .line-header .line-header-controls .delete-button i {
  pointer-events: none;
}
.line-controls .line-control .line-header .line-header-controls .delete-button:hover {
  color: var(--color-danger-dark);
}

.line-editor-content {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  min-width: 750px;
}
.line-editor-content .form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.line-editor-content .form-group > label {
  font-size: 0.9rem;
  color: #ccc;
  font-weight: 500;
}
.line-editor-content .form-group input[type=color],
.line-editor-content .form-group input[type=text],
.line-editor-content .form-group input[type=time] {
  background-color: #222;
  border: 1px solid #444;
  border-radius: 4px;
  padding: 0.5rem;
  color: #fff;
  font-size: 0.85rem;
}
.line-editor-content .form-group input[type=color]:focus,
.line-editor-content .form-group input[type=text]:focus,
.line-editor-content .form-group input[type=time]:focus {
  outline: none;
  border-color: #555;
  background-color: #2a2a2a;
}
.line-editor-content .form-group input[type=color] {
  width: 80px;
  height: 32px;
  padding: 2px;
}
.line-editor-content .form-group input[type=text] {
  width: 120px;
  font-family: monospace;
}
.line-editor-content .form-group input[type=time] {
  width: 120px;
}
.line-editor-content .form-group .thickness-control {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.line-editor-content .form-group .thickness-control input[type=range] {
  flex: 1;
  max-width: 200px;
}
.line-editor-content .form-group .thickness-control .thickness-value {
  font-size: 0.9rem;
  color: #ccc;
  min-width: 30px;
  text-align: right;
}
.line-editor-content .line-editor-footer {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  padding: 1.5rem;
  border-top: 1px solid #333;
}
.line-editor-content .line-editor-footer button {
  padding: 0.5rem 1.5rem;
  border-radius: 4px;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background-color 0.2s;
  border: 1px solid #444;
}
.line-editor-content .line-editor-footer button.cancel-button {
  background-color: #2a2a2a;
  color: #fff;
}
.line-editor-content .line-editor-footer button.cancel-button:hover {
  background-color: #333;
}
.line-editor-content .line-editor-footer button.save-button {
  background-color: #4a9eff;
  color: #fff;
  border-color: #4a9eff;
}
.line-editor-content .line-editor-footer button.save-button:hover {
  background-color: #3a8eef;
}
.line-editor-content .line-editor-footer button:focus {
  outline: none;
  border-color: #555;
}
.line-editor-content .manual-departures-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}
.line-editor-content .manual-departures-list .manual-departure-item {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0.5rem;
  background-color: #222;
  border: 1px solid #444;
  border-radius: 4px;
}
.line-editor-content .manual-departures-list .manual-departure-item .departure-time-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.line-editor-content .manual-departures-list .manual-departure-item .station-input {
  background-color: #2a2a2a;
  border: 1px solid #444;
  border-radius: 4px;
  padding: 0.4rem;
  color: #fff;
  font-size: 0.85rem;
  flex: 1;
  cursor: pointer;
}
.line-editor-content .manual-departures-list .manual-departure-item .station-input:focus {
  outline: none;
  border-color: #555;
  background-color: #333;
}
.line-editor-content .manual-departures-list .manual-departure-item .station-input option {
  background-color: #2a2a2a;
  color: #fff;
}
.line-editor-content .manual-departures-list .manual-departure-item .arrow {
  color: #999;
  font-size: 0.9rem;
}
.line-editor-content .manual-departures-list .manual-departure-item .remove-departure {
  background: none;
  border: none;
  color: #999;
  font-size: 1.2rem;
  cursor: pointer;
  padding: 0;
  line-height: 1;
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}
.line-editor-content .manual-departures-list .manual-departure-item .remove-departure:hover {
  color: #f66;
}
.line-editor-content .manual-departures-list .manual-departure-item .days-of-week-selector {
  flex-basis: 100%;
  margin-top: 0.25rem;
}
.line-editor-content .add-departure {
  background-color: #2a2a2a;
  border: 1px solid #444;
  border-radius: 4px;
  color: #fff;
  padding: 0.5rem 1rem;
  cursor: pointer;
  font-size: 0.85rem;
}
.line-editor-content .add-departure:hover {
  background-color: #333;
}
.line-editor-content .stops-controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.line-editor-content .stops-controls .route-direction-toggle,
.line-editor-content .stops-controls .time-mode-toggle {
  background-color: #2a2a2a;
  border: 1px solid #444;
  border-radius: 4px;
  color: #4a9eff;
  padding: 0.4rem 0.6rem;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
  min-width: 40px;
  transition: all 0.2s;
}
.line-editor-content .stops-controls .route-direction-toggle:hover,
.line-editor-content .stops-controls .time-mode-toggle:hover {
  background-color: #333;
  border-color: #555;
}
.line-editor-content .stops-controls .route-direction-toggle:focus,
.line-editor-content .stops-controls .time-mode-toggle:focus {
  outline: none;
  border-color: #4a9eff;
}
.line-editor-content .stops-controls .route-direction-toggle {
  min-width: 100px;
}
.line-editor-content .stops-controls .time-mode-label {
  color: #ccc;
  font-size: 0.85rem;
}
.line-editor-content .stops-list {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.line-editor-content .stops-list .stops-header {
  display: grid;
  grid-template-columns: minmax(150px, 1.5fr) 80px 80px 240px 110px 40px;
  gap: 0.5rem;
  padding: 0.25rem 0.5rem;
  font-weight: 600;
  color: #aaa;
  font-size: 0.8rem;
  border-bottom: 1px solid #333;
}
.line-editor-content .stops-list .stop-row {
  display: grid;
  grid-template-columns: minmax(150px, 1.5fr) 80px 80px 240px 110px 40px;
  gap: 0.5rem;
  align-items: center;
  padding: 0.35rem 0.5rem;
  background-color: #222;
  border: 1px solid #444;
  border-radius: 3px;
}
.line-editor-content .stops-list .stop-row .station-name {
  color: #fff;
  font-size: 0.85rem;
}
.line-editor-content .stops-list .stop-row .time-input-with-preview {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.line-editor-content .stops-list .stop-row .time-input-with-preview .cumulative-preview {
  color: #888;
  font-size: 0.75rem;
  font-family: monospace;
  white-space: nowrap;
}
.line-editor-content .stops-list .stop-row .delete-stop-button {
  background: none;
  border: none;
  color: #999;
  cursor: pointer;
  padding: 0.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  transition: color 0.2s;
}
.line-editor-content .stops-list .stop-row .delete-stop-button:hover {
  color: #d32f2f;
}
.line-editor-content .stops-list .stop-row .delete-stop-button:focus {
  outline: none;
}
.line-editor-content .stops-list .stop-row .delete-stop-button i {
  pointer-events: none;
}
.line-editor-content .stops-list .stop-row .platform-select,
.line-editor-content .stops-list .stop-row .track-select {
  background-color: #2a2a2a;
  border: 1px solid #444;
  border-radius: 3px;
  color: #fff;
  padding: 0.3rem 0.4rem;
  font-size: 0.8rem;
  cursor: pointer;
  width: 100%;
}
.line-editor-content .stops-list .stop-row .platform-select:focus,
.line-editor-content .stops-list .stop-row .track-select:focus {
  outline: none;
  border-color: #4a9eff;
  background-color: #333;
}
.line-editor-content .stops-list .stop-row .platform-select option,
.line-editor-content .stops-list .stop-row .track-select option {
  background-color: #2a2a2a;
  color: #fff;
}
.line-editor-content .stops-list .stop-row .platform-placeholder,
.line-editor-content .stops-list .stop-row .track-placeholder {
  color: #555;
  font-size: 0.8rem;
  text-align: center;
}
.line-editor-content .stops-list .stop-row .track-info {
  color: #ccc;
  font-size: 0.8rem;
  text-align: center;
}
.line-editor-content .add-stop-row {
  padding: 0.5rem;
  background-color: #1a1a1a;
  border: 1px dashed #555;
  border-radius: 3px;
  margin-bottom: 0.25rem;
}
.line-editor-content .add-stop-row .station-select {
  width: 100%;
  padding: 0.5rem;
  background-color: #222;
  color: #aaa;
  border: 1px solid #444;
  border-radius: 4px;
  font-size: 0.85rem;
  cursor: pointer;
}
.line-editor-content .add-stop-row .station-select:focus {
  outline: none;
  border-color: #4a9eff;
}
.line-editor-content .add-stop-row .station-select option[value=""] {
  color: #888;
}
.line-editor-content .add-stop-row .station-select option:not([value=""]) {
  color: #fff;
}
.line-editor-content .empty-route-setup {
  padding: 0.5rem;
  background-color: #1a1a1a;
  border: 1px dashed #555;
  border-radius: 3px;
  margin-bottom: 0.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.line-editor-content .empty-route-setup .no-stops {
  color: #888;
  font-size: 0.85rem;
  margin: 0;
  padding: 0;
}
.line-editor-content .empty-route-setup .station-select {
  width: 100%;
  padding: 0.5rem;
  background-color: #222;
  color: #aaa;
  border: 1px solid #444;
  border-radius: 4px;
  font-size: 0.85rem;
  cursor: pointer;
}
.line-editor-content .empty-route-setup .station-select:focus {
  outline: none;
  border-color: #4a9eff;
}
.line-editor-content .empty-route-setup .station-select option[value=""] {
  color: #888;
}
.line-editor-content .empty-route-setup .station-select option:not([value=""]) {
  color: #fff;
}
.line-editor-content .empty-route-setup .cancel-button {
  padding: 0.4rem 0.75rem;
  background-color: #2a2a2a;
  border: 1px solid #444;
  border-radius: 4px;
  color: #fff;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s;
  align-self: flex-start;
}
.line-editor-content .empty-route-setup .cancel-button:hover {
  background-color: #333;
  border-color: #555;
}
.line-editor-content .empty-route-setup .cancel-button:focus {
  outline: none;
  border-color: #4a9eff;
}
.line-editor-content .no-stops {
  color: #888;
  font-size: 0.85rem;
  text-align: center;
  padding: 1rem;
  margin: 0;
}

.conflict-tooltip {
  position: absolute;
  background: rgba(0, 0, 0, 0.9);
  color: white;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 12px;
  white-space: nowrap;
  pointer-events: none;
  z-index: 1000;
}

.conflict-tooltip-hidden {
  display: none;
}

.csv-column-mapper {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
  padding: var(--spacing-lg);
  min-width: 800px;
}
.csv-column-mapper .mapper-section h3 {
  margin: 0 0 var(--spacing-sm) 0;
  color: var(--color-text-primary);
}
.csv-column-mapper .mapper-section .help-text {
  margin: 0 0 var(--spacing-md) 0;
  color: var(--color-text-tertiary);
  font-size: 0.9em;
}
.csv-column-mapper .mapper-section .form-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}
.csv-column-mapper .mapper-section .form-row label {
  min-width: 150px;
  color: var(--color-text-secondary);
}
.csv-column-mapper .mapper-section .form-row select {
  padding: var(--spacing-sm);
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-medium);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
  flex: 1;
}
.csv-column-mapper .mapper-section .form-row select:focus {
  outline: none;
  border-color: var(--color-accent);
  background-color: var(--color-bg-hover);
}
.csv-column-mapper .mapper-section .form-row select::placeholder {
  color: var(--color-text-disabled);
}
.csv-column-mapper .column-mapping-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9em;
}
.csv-column-mapper .column-mapping-table th, .csv-column-mapper .column-mapping-table td {
  padding: var(--spacing-sm);
  text-align: left;
  border-bottom: 1px solid var(--color-border-light);
}
.csv-column-mapper .column-mapping-table th {
  background-color: var(--color-bg-secondary);
  color: var(--color-text-secondary);
  font-weight: 600;
  position: sticky;
  top: 0;
}
.csv-column-mapper .column-mapping-table td {
  color: var(--color-text-primary);
}
.csv-column-mapper .column-mapping-table .group-indicator {
  text-align: center;
  font-weight: 600;
  color: var(--color-text-secondary);
}
.csv-column-mapper .column-mapping-table .sample-values {
  font-family: monospace;
  font-size: 0.85em;
  color: var(--color-text-secondary);
  max-width: 300px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.csv-column-mapper .column-mapping-table select {
  padding: var(--spacing-sm);
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-medium);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
  width: 100%;
  min-width: 140px;
}
.csv-column-mapper .column-mapping-table select:focus {
  outline: none;
  border-color: var(--color-accent);
  background-color: var(--color-bg-hover);
}
.csv-column-mapper .column-mapping-table select::placeholder {
  color: var(--color-text-disabled);
}
.csv-column-mapper .line-grouping-section .group-names-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}
.csv-column-mapper .line-grouping-section .group-names-form .form-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}
.csv-column-mapper .line-grouping-section .group-names-form .form-row label {
  min-width: 150px;
  color: var(--color-text-secondary);
}
.csv-column-mapper .line-grouping-section .group-names-form .form-row input[type=text] {
  padding: var(--spacing-sm);
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-medium);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
  flex: 1;
}
.csv-column-mapper .line-grouping-section .group-names-form .form-row input[type=text]:focus {
  outline: none;
  border-color: var(--color-accent);
  background-color: var(--color-bg-hover);
}
.csv-column-mapper .line-grouping-section .group-names-form .form-row input[type=text]::placeholder {
  color: var(--color-text-disabled);
}
.csv-column-mapper .default-values-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}
.csv-column-mapper .default-values-form .form-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}
.csv-column-mapper .default-values-form .form-row label {
  min-width: 150px;
  color: var(--color-text-secondary);
}
.csv-column-mapper .default-values-form .per-line-wait-times {
  margin-top: var(--spacing-md);
  padding: var(--spacing-md);
  background-color: var(--color-background-primary);
  border-radius: 4px;
}
.csv-column-mapper .default-values-form .per-line-wait-times h4 {
  margin: 0 0 var(--spacing-md) 0;
  color: var(--color-text-secondary);
  font-size: 0.9em;
  font-weight: 600;
}
.csv-column-mapper .mapper-error {
  padding: var(--spacing-md);
  margin-top: var(--spacing-md);
  background-color: #fee;
  border: 1px solid #fcc;
  border-radius: 4px;
  color: #c33;
  font-weight: 600;
}
.csv-column-mapper .mapper-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border-light);
}
.csv-column-mapper .mapper-actions button {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-medium);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-base) var(--transition-ease);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  border-color: var(--color-border-medium);
}
.csv-column-mapper .mapper-actions button:focus {
  outline: none;
}
.csv-column-mapper .mapper-actions button i {
  pointer-events: none;
}
.csv-column-mapper .mapper-actions button:hover {
  background-color: var(--color-bg-hover);
  border-color: var(--color-border-light);
}
.csv-column-mapper .mapper-actions button.primary {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-medium);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-base) var(--transition-ease);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-text-primary);
}
.csv-column-mapper .mapper-actions button.primary:focus {
  outline: none;
}
.csv-column-mapper .mapper-actions button.primary i {
  pointer-events: none;
}
.csv-column-mapper .mapper-actions button.primary:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}
.csv-column-mapper .mapper-actions button.primary:active {
  background-color: var(--color-accent-active);
}

.day-selector {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border-darker);
}
.day-selector label {
  font-size: 13px;
  font-weight: var(--font-weight-medium);
  color: var(--color-text-subtle);
}
.day-selector .day-buttons {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}
.day-selector .day-buttons .day-button {
  flex: 1;
  min-width: 45px;
  padding: 6px 8px;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  background: var(--color-bg-secondary);
  color: var(--color-text-muted);
  font-size: 12px;
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-fast) var(--transition-ease);
}
.day-selector .day-buttons .day-button:hover {
  background: var(--color-bg-tertiary);
  border-color: var(--color-border-medium);
  color: var(--color-text-tertiary);
}
.day-selector .day-buttons .day-button.active {
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  border-color: var(--color-border-light);
}
.day-selector .day-buttons .day-button.active:hover {
  background: var(--color-bg-hover);
  border-color: var(--color-text-disabled);
}
.day-selector .day-buttons .day-button:focus {
  outline: none;
  border-color: var(--color-border-light);
}

.days-of-week-selector {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  align-items: center;
}
.days-of-week-selector > label {
  font-size: 12px;
  font-weight: var(--font-weight-medium);
  color: var(--color-text-subtle);
}
.days-of-week-selector .preset-buttons {
  display: flex;
  gap: 4px;
}
.days-of-week-selector .preset-buttons .preset-button {
  padding: 3px 8px;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  background: var(--color-bg-secondary);
  color: var(--color-text-muted);
  font-size: 11px;
  cursor: pointer;
  transition: all var(--transition-fast) var(--transition-ease);
}
.days-of-week-selector .preset-buttons .preset-button:hover {
  background: var(--color-bg-tertiary);
  border-color: var(--color-border-medium);
  color: var(--color-text-tertiary);
}
.days-of-week-selector .preset-buttons .preset-button:active {
  background: var(--color-bg-hover);
}
.days-of-week-selector .day-checkboxes {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}
.days-of-week-selector .day-checkboxes .day-checkbox {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 3px 6px;
  border: 1px solid var(--color-border-darker);
  border-radius: var(--radius-md);
  background: var(--color-bg-primary);
  cursor: pointer;
  transition: all var(--transition-fast) var(--transition-ease);
}
.days-of-week-selector .day-checkboxes .day-checkbox:hover {
  background: var(--color-bg-secondary);
  border-color: var(--color-border-dark);
}
.days-of-week-selector .day-checkboxes .day-checkbox input[type=checkbox] {
  width: 14px;
  height: 14px;
  cursor: pointer;
  margin: 0;
}
.days-of-week-selector .day-checkboxes .day-checkbox .day-short {
  font-weight: var(--font-weight-medium);
  color: var(--color-text-tertiary);
  font-size: 11px;
}
.days-of-week-selector .day-checkboxes .day-checkbox .day-full {
  display: none;
}
.days-of-week-selector .day-checkboxes .day-checkbox:has(input:checked) {
  background: var(--color-bg-secondary);
  border-color: var(--color-border-light);
}
.days-of-week-selector .day-checkboxes .day-checkbox:has(input:checked) .day-short {
  color: var(--color-text-primary);
}

.manual-departure-item .days-of-week-selector > label,
.form-group .days-of-week-selector > label {
  display: none;
}

.error-list-container {
  position: relative;
  margin-top: 0.5rem;
}
.error-list-container .error-list-button {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border-medium);
  border-radius: 4px;
  padding: 0.5rem 1rem;
  cursor: pointer;
  font-size: 0.9rem;
  width: 100%;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.error-list-container .error-list-button.has-errors {
  background-color: rgba(255, 200, 0, 0.1);
  border-color: rgba(255, 200, 0, 0.3);
  color: rgba(255, 200, 0, 0.9);
}
.error-list-container .error-list-button.has-errors:hover {
  background-color: rgba(255, 200, 0, 0.15);
}
.error-list-container .error-list-button:hover {
  background-color: var(--color-bg-hover);
}
.error-list-container .error-list-button:focus {
  outline: none;
  border-color: var(--color-border-light);
}
.error-list-container .error-list-button .error-count {
  font-weight: 600;
  font-family: "SF Mono", Monaco, "Cascadia Code", monospace;
}
.error-list-container .error-list-button .error-label {
  flex: 1;
  text-align: left;
}
.error-list-container .error-list-popover {
  position: fixed;
  top: 4rem;
  right: 1rem;
  width: 350px;
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border-medium);
  border-radius: 6px;
  padding: 1rem;
  z-index: 3000;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
  max-height: calc(100vh - 5rem);
  display: flex;
  flex-direction: column;
}
.error-list-container .error-list-popover .error-list-content {
  overflow-y: auto;
  overflow-x: hidden;
  flex: 1;
}
.error-list-container .error-list-popover .error-list-content .no-errors {
  color: var(--color-text-muted);
  text-align: center;
  padding: 1rem;
  font-size: 0.9rem;
}
.error-list-container .error-list-popover .error-list-content .error-items {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.error-list-container .error-list-popover .error-list-content .error-items .error-item {
  background-color: rgba(255, 200, 0, 0.05);
  border: 1px solid rgba(255, 200, 0, 0.2);
  border-radius: 4px;
  padding: 0.75rem;
  transition: all 0.2s;
}
.error-list-container .error-list-popover .error-list-content .error-items .error-item.clickable {
  cursor: pointer;
}
.error-list-container .error-list-popover .error-list-content .error-items .error-item.clickable:hover {
  background-color: rgba(255, 200, 0, 0.1);
  border-color: rgba(255, 200, 0, 0.3);
  transform: translateX(2px);
}
.error-list-container .error-list-popover .error-list-content .error-items .error-item .error-item-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  color: rgba(255, 200, 0, 0.9);
  font-weight: 600;
  font-size: 0.85rem;
}
.error-list-container .error-list-popover .error-list-content .error-items .error-item .error-item-header i {
  font-size: 0.9rem;
}
.error-list-container .error-list-popover .error-list-content .error-items .error-item .error-item-details {
  display: flex;
  flex-direction: row;
  gap: 1rem;
  font-size: 0.85rem;
}
.error-list-container .error-list-popover .error-list-content .error-items .error-item .error-item-details .error-detail .value {
  color: var(--color-text-primary);
  font-family: "SF Mono", Monaco, "Cascadia Code", monospace;
}

.import-button {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border-medium);
  border-radius: 4px;
  padding: 0.5rem 1rem;
  cursor: pointer;
  font-size: 0.9rem;
  transition: background-color 0.2s;
}
.import-button:hover {
  background-color: var(--color-bg-hover);
}
.import-button:focus {
  outline: none;
  border-color: var(--color-border-light);
}

.window-content p {
  margin: 0 0 1rem 0;
  color: var(--color-text-subtle);
  font-size: 0.9rem;
  padding: 0 1.5rem;
  padding-top: 1rem;
}
.window-content .import-settings-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  overflow-y: auto;
  flex: 1;
  padding: 0 1.5rem;
  max-height: calc(100% - 8rem);
}
.window-content .import-settings-list .import-setting {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 1rem;
  align-items: center;
  padding: 0.75rem;
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-medium);
  border-radius: 4px;
}
.window-content .import-settings-list .import-setting label {
  font-size: 0.9rem;
  color: var(--color-text-primary);
  font-weight: 500;
}
.window-content .import-dialog-buttons {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  padding: 1.5rem;
  border-top: 1px solid var(--color-bg-hover);
  margin-top: auto;
}
.window-content .import-dialog-buttons button {
  padding: 0.5rem 1.5rem;
  border-radius: 4px;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background-color 0.2s;
  border: 1px solid var(--color-border-medium);
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-primary);
}
.window-content .import-dialog-buttons button:hover {
  background-color: var(--color-bg-hover);
}
.window-content .import-dialog-buttons button.primary {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
}
.window-content .import-dialog-buttons button.primary:hover {
  background-color: var(--color-accent-hover);
}
.window-content .import-dialog-buttons button:focus {
  outline: none;
  border-color: var(--color-border-light);
}

.legend-container {
  position: relative;
}
.legend-container .legend-button {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border-medium);
  border-radius: 4px;
  padding: 0.5rem 1rem;
  cursor: pointer;
  font-size: 0.9rem;
  transition: background-color 0.2s;
}
.legend-container .legend-button:hover {
  background-color: var(--color-bg-hover);
}
.legend-container .legend-button:focus {
  outline: none;
  border-color: var(--color-border-light);
}
.legend-container .legend-popover {
  position: fixed;
  bottom: 4rem;
  right: 1rem;
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border-medium);
  border-radius: 6px;
  padding: 1rem;
  z-index: 3000;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
  min-width: 300px;
  width: max-content;
}
.legend-container .legend-popover .legend-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-bg-hover);
}
.legend-container .legend-popover .legend-header h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin: 0;
}
.legend-container .legend-popover .legend-header .close-button {
  background: none;
  border: none;
  color: var(--color-text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0;
  line-height: 1;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.legend-container .legend-popover .legend-header .close-button:hover {
  color: var(--color-text-primary);
}
.legend-container .legend-popover .legend-items {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.legend-container .legend-popover .legend-items .legend-item .legend-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  color: var(--color-text-primary);
  font-size: 0.9rem;
}
.legend-container .legend-popover .legend-items .legend-item .legend-label input[type=checkbox] {
  cursor: pointer;
}
.legend-container .legend-popover .legend-items .legend-item .legend-label .legend-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  font-size: 14px;
}
.legend-container .legend-popover .legend-items .legend-item .legend-label .station-crossing-icon {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background-color: rgba(0, 200, 100, 0.3);
  border: 2px solid rgba(0, 150, 75, 0.6);
}
.legend-container .legend-popover .legend-items .legend-item .legend-label .conflict-icon {
  color: rgba(255, 200, 0, 0.9);
}
.legend-container .legend-popover .legend-items .legend-item .legend-description {
  margin-top: 0.25rem;
  margin-left: 2rem;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.project-manager {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg);
  min-height: 400px;
  height: 100%;
}
.project-manager .error-banner {
  background-color: rgba(220, 53, 69, 0.1);
  border: 1px solid var(--color-danger);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  color: var(--color-danger);
  font-size: var(--font-size-sm);
}
.project-manager .error-banner i {
  font-size: var(--font-size-lg);
}
.project-manager .error-banner .error-close {
  margin-left: auto;
  background: none;
  border: none;
  color: var(--color-danger);
  font-size: var(--font-size-xl);
  cursor: pointer;
  padding: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.project-manager .error-banner .error-close:hover {
  opacity: 0.7;
}
.project-manager .storage-warning-banner {
  background-color: rgba(255, 193, 7, 0.1);
  border: 1px solid rgba(255, 193, 7, 0.5);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  color: rgb(255, 193, 7);
  font-size: var(--font-size-sm);
}
.project-manager .storage-warning-banner i {
  font-size: var(--font-size-lg);
}
.project-manager .storage-warning-banner .error-close {
  margin-left: auto;
  background: none;
  border: none;
  color: rgb(255, 193, 7);
  font-size: var(--font-size-xl);
  cursor: pointer;
  padding: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.project-manager .storage-warning-banner .error-close:hover {
  opacity: 0.7;
}
.project-manager .storage-meter {
  padding: var(--spacing-md);
  border-top: 1px solid var(--color-border-dark);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-top: auto;
}
.project-manager .storage-meter .storage-meter-label {
  display: flex;
  justify-content: space-between;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}
.project-manager .storage-meter .storage-meter-label .storage-meter-stats {
  font-weight: 600;
  color: var(--color-text-primary);
}
.project-manager .storage-meter .storage-meter-bar {
  height: 8px;
  background-color: var(--color-bg-tertiary);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.project-manager .storage-meter .storage-meter-bar .storage-meter-fill {
  height: 100%;
  background-color: var(--color-primary);
  transition: width 0.3s ease, background-color 0.3s ease;
  border-radius: var(--radius-sm);
}
.project-manager .storage-meter .storage-meter-bar .storage-meter-fill.warning {
  background-color: rgb(255, 193, 7);
}
.project-manager .storage-meter .storage-meter-bar .storage-meter-fill.critical {
  background-color: var(--color-danger);
}
.project-manager .storage-meter .storage-meter-percent {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-align: right;
}

.project-manager-actions {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}
.project-manager-actions button {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-medium);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-base) var(--transition-ease);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  border-color: var(--color-border-medium);
}
.project-manager-actions button:focus {
  outline: none;
}
.project-manager-actions button i {
  pointer-events: none;
}
.project-manager-actions button:hover {
  background-color: var(--color-bg-hover);
  border-color: var(--color-border-light);
}
.project-manager-actions button.primary {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-medium);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-base) var(--transition-ease);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-text-primary);
}
.project-manager-actions button.primary:focus {
  outline: none;
}
.project-manager-actions button.primary i {
  pointer-events: none;
}
.project-manager-actions button.primary:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}
.project-manager-actions button.primary:active {
  background-color: var(--color-accent-active);
}

.project-list {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  overflow: hidden;
  flex: 1;
  min-height: 0;
}

.project-list-header {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  background-color: var(--color-bg-tertiary);
  border-bottom: 1px solid var(--color-border-dark);
  font-weight: 600;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.project-list-col-name {
  min-width: 200px;
}

.project-list-col-date {
  min-width: 140px;
  text-align: right;
}

.project-list-col-actions {
  min-width: 120px;
  display: flex;
  gap: var(--spacing-xs);
  justify-content: flex-end;
}

.project-list-row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  border-bottom: 1px solid var(--color-border-light);
  align-items: center;
  transition: background-color var(--transition-base) var(--transition-ease);
}
.project-list-row:last-child {
  border-bottom: none;
}
.project-list-row:hover {
  background-color: var(--color-bg-tertiary);
}
.project-list-row.active {
  background-color: rgba(0, 123, 255, 0.1);
  border-left: 3px solid var(--color-primary);
}
.project-list-row .project-name {
  color: var(--color-text-primary);
  font-size: var(--font-size-md);
}
.project-list-row .action-button {
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: var(--spacing-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition-base);
  font-size: var(--font-size-lg);
}
.project-list-row .action-button:hover {
  color: var(--color-text-primary);
}
.project-list-row .action-button:focus {
  outline: none;
}
.project-list-row .action-button i {
  pointer-events: none;
}
.project-list-row .action-button:disabled {
  opacity: 0.3;
  cursor: not-allowed;
  pointer-events: none;
}
.project-list-row .action-button.danger {
  color: var(--color-danger);
}
.project-list-row .action-button.danger:hover {
  color: var(--color-danger-hover);
}
.project-list-row .action-button.danger:disabled {
  color: var(--color-text-muted);
}

.project-list-empty {
  padding: var(--spacing-2xl);
  text-align: center;
  color: var(--color-text-muted);
  font-size: var(--font-size-md);
}

.save-as-dialog {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  padding: var(--spacing-md);
}
.save-as-dialog label {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
}
.save-as-dialog .project-name-input {
  padding: var(--spacing-sm);
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-medium);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
  width: 100%;
  padding: var(--spacing-md);
  font-size: var(--font-size-md);
  color: var(--color-text-primary);
}
.save-as-dialog .project-name-input:focus {
  outline: none;
  border-color: var(--color-accent);
  background-color: var(--color-bg-hover);
}
.save-as-dialog .project-name-input::placeholder {
  color: var(--color-text-disabled);
}
.save-as-dialog .dialog-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: flex-end;
}
.save-as-dialog .dialog-buttons button {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-medium);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-base) var(--transition-ease);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  border-color: var(--color-border-medium);
}
.save-as-dialog .dialog-buttons button:focus {
  outline: none;
}
.save-as-dialog .dialog-buttons button i {
  pointer-events: none;
}
.save-as-dialog .dialog-buttons button:hover {
  background-color: var(--color-bg-hover);
  border-color: var(--color-border-light);
}
.save-as-dialog .dialog-buttons button.primary {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-medium);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-base) var(--transition-ease);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-text-primary);
}
.save-as-dialog .dialog-buttons button.primary:focus {
  outline: none;
}
.save-as-dialog .dialog-buttons button.primary i {
  pointer-events: none;
}
.save-as-dialog .dialog-buttons button.primary:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}
.save-as-dialog .dialog-buttons button.primary:active {
  background-color: var(--color-accent-active);
}

.report-issue-button {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-medium);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-base) var(--transition-ease);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  border-color: var(--color-border-medium);
  text-decoration: none;
}
.report-issue-button:focus {
  outline: none;
}
.report-issue-button i {
  pointer-events: none;
}
.report-issue-button:hover {
  background-color: var(--color-bg-hover);
  border-color: var(--color-border-light);
}
.report-issue-button:hover {
  text-decoration: none;
}
.report-issue-button .github-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}
.report-issue-button span {
  white-space: nowrap;
}

.window-dialog {
  position: fixed;
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border-medium);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  transition: box-shadow var(--transition-base) var(--transition-ease);
}
.window-dialog .window-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-lg);
  border-bottom: 1px solid var(--color-border-dark);
  cursor: move;
  user-select: none;
}
.window-dialog .window-header h3 {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin: 0;
}
.window-dialog .window-header .close-button {
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: var(--spacing-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition-base);
  font-size: var(--font-size-2xl);
  line-height: var(--line-height-tight);
  width: 20px;
  height: 20px;
}
.window-dialog .window-header .close-button:hover {
  color: var(--color-text-primary);
}
.window-dialog .window-header .close-button:focus {
  outline: none;
}
.window-dialog .window-header .close-button i {
  pointer-events: none;
}
.window-dialog .window-content {
  display: flex;
  flex-direction: column;
  flex: 1;
  overflow: auto;
  padding: var(--spacing-md) var(--spacing-lg);
}
.window-dialog .resize-handle {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 16px;
  height: 16px;
  cursor: nwse-resize;
}
.window-dialog .resize-handle::after {
  content: "";
  position: absolute;
  bottom: 2px;
  right: 2px;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 0 0 12px 12px;
  border-color: transparent transparent var(--color-border-light) transparent;
}

.tab-view {
  display: flex;
  flex-direction: column;
  height: 100%;
}
.tab-view .tab-header {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--color-bg-hover);
  background-color: var(--color-bg-secondary);
}
.tab-view .tab-header .tab-button {
  background: none;
  border: none;
  color: var(--color-text-muted);
  padding: 0.5rem 1rem;
  cursor: pointer;
  font-size: 0.85rem;
  border-bottom: 2px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}
.tab-view .tab-header .tab-button:hover {
  color: var(--color-text-tertiary);
}
.tab-view .tab-header .tab-button.active {
  color: var(--color-text-primary);
  border-bottom-color: var(--color-accent);
}
.tab-view .tab-content {
  flex: 1;
  overflow-y: auto;
  padding: 1.5rem;
}

.routing-rules {
  padding: 1rem;
}
.routing-rules h3 {
  margin-top: 0;
  margin-bottom: 0.5rem;
  font-size: 1rem;
  color: var(--color-text-tertiary);
}
.routing-rules .help-text {
  margin: 0 0 1rem 0;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}
.routing-rules .no-edges {
  color: var(--color-text-disabled);
  font-style: italic;
  padding: 1rem;
  text-align: center;
}

.routing-visual {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.routing-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.routing-row:hover {
  background: rgba(255, 255, 255, 0.05);
}

.from-direction {
  display: flex;
  align-items: center;
  min-width: 180px;
  color: var(--color-text-subtle);
  font-weight: 500;
}
.from-direction .direction-label {
  font-size: 0.9rem;
}

.arrow-connector {
  font-size: 1.5rem;
  color: var(--color-text-disabled);
  flex-shrink: 0;
  margin: 0 0.5rem;
}

.to-directions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  flex: 1;
}

.route-btn {
  padding: 0.5rem 1rem;
  border: none;
  border-radius: 4px;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}
.route-btn.allowed {
  background: rgba(76, 175, 80, 0.2);
  color: var(--color-success);
  border: 1px solid rgba(76, 175, 80, 0.4);
}
.route-btn.allowed:hover {
  background: rgba(76, 175, 80, 0.3);
  border-color: rgba(76, 175, 80, 0.6);
  transform: translateY(-1px);
}
.route-btn.allowed:active {
  transform: translateY(0);
}
.route-btn.forbidden {
  background: rgba(244, 67, 54, 0.2);
  color: var(--color-danger);
  border: 1px solid rgba(244, 67, 54, 0.4);
}
.route-btn.forbidden:hover {
  background: rgba(244, 67, 54, 0.3);
  border-color: rgba(244, 67, 54, 0.6);
  transform: translateY(-1px);
}
.route-btn.forbidden:active {
  transform: translateY(0);
}