:root {
  --bfds-primary: #ffd700;
  --bfds-primary-hover: #e6c200;
  --bfds-primary-active: #ccad00;
  --bfds-primary-08: rgba(255, 215, 0, 0.08);
  --bfds-primary-06: rgba(255, 215, 0, 0.06);
  --bfds-primary-04: rgba(255, 215, 0, 0.04);
  --bfds-primary-02: rgba(255, 215, 0, 0.02);
  --bfds-primary-01: rgba(255, 215, 0, 0.01);

  --bfds-background: #141516;
  --bfds-background-hover: #1f2021;
  --bfds-background-active: #2a2b2c;

  --bfds-text: #fafaff;
  --bfds-text-secondary: #b8b8c0;
  --bfds-text-muted: #898990;

  --bfds-secondary: #6b7280;
  --bfds-secondary-hover: #4b5563;
  --bfds-secondary-active: #374151;

  --bfds-border: #3a3b3c;
  --bfds-border-hover: #4a4b4c;
  
  --bfds-error: #ef4444;
  --bfds-error-hover: #dc2626;
  --bfds-error-background: #1f1415;
  
  --bfds-success: #10b981;
  --bfds-success-hover: #059669;
  --bfds-success-background: #0f1f1a;
  
  --bfds-focus: #3b82f6;
  --bfds-focus-outline: rgba(59, 130, 246, 0.3);
}

/* List */

.bfds-list {
  margin: 0;
  padding: 0;
  list-style: none;
  background-color: var(--bfds-background);
}

.bfds-list-item {
  display: block;
  width: 100%;
  padding: 12px 16px;
  margin: 0;
  background: none;
  border: none;
  color: var(--bfds-text);
  font-family: inherit;
  font-size: 14px;
  font-weight: 400;
  text-align: left;
  border-left: 3px solid transparent;
  transition: all 0.2s ease-in-out;
  cursor: default;
}

.bfds-list-item--clickable {
  cursor: pointer;
}

.bfds-list-item--clickable:hover:not(.bfds-list-item--disabled):not(.bfds-list-item--active) {
  background-color: var(--bfds-primary-08);
}

.bfds-list-item--active {
  background-color: var(--bfds-primary);
  color: var(--bfds-background);
  border-left-color: var(--bfds-primary);
  font-weight: 500;
}

.bfds-list-item--disabled {
  color: var(--bfds-text-muted);
  cursor: not-allowed;
  opacity: 0.6;
}

/* Icon */

.bfds-icon {
  display: inline-block;
  flex-shrink: 0;
  fill: currentColor;
}

.bfds-icon--small {
  width: 16px;
  height: 16px;
}

.bfds-icon--medium {
  width: 20px;
  height: 20px;
}

.bfds-icon--large {
  width: 24px;
  height: 24px;
}

/* Button */

.bfds-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  justify-content: center;
  border-radius: 6px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease-in-out;
  text-decoration: none;
  outline: none;
  font-family: system-ui, -apple-system, sans-serif;
  border: 1px solid;
}

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

/* Size variants */
.bfds-button--small {
  padding: 6px 12px;
  font-size: 12px;
  min-height: 28px;
}

.bfds-button--medium {
  padding: 8px 16px;
  font-size: 14px;
  min-height: 36px;
}

.bfds-button--large {
  padding: 12px 20px;
  font-size: 16px;
  min-height: 44px;
}

/* Primary variant */
.bfds-button--primary {
  background-color: var(--bfds-primary);
  color: var(--bfds-background);
  border-color: var(--bfds-primary);
}

.bfds-button--primary:hover:not(:disabled) {
  background-color: var(--bfds-primary-hover);
  border-color: var(--bfds-primary-hover);
}

.bfds-button--primary:active:not(:disabled) {
  background-color: var(--bfds-primary-active);
  border-color: var(--bfds-primary-active);
}

/* Secondary variant */
.bfds-button--secondary {
  background-color: var(--bfds-secondary);
  color: var(--bfds-text);
  border-color: var(--bfds-secondary);
}

.bfds-button--secondary:hover:not(:disabled) {
  background-color: var(--bfds-secondary-hover);
  border-color: var(--bfds-secondary-hover);
}

.bfds-button--secondary:active:not(:disabled) {
  background-color: var(--bfds-secondary-active);
  border-color: var(--bfds-secondary-active);
}

/* Outline variant */
.bfds-button--outline {
  background-color: transparent;
  color: var(--bfds-primary);
  border-color: var(--bfds-primary);
}

.bfds-button--outline:hover:not(:disabled) {
  background-color: var(--bfds-primary);
  color: var(--bfds-background);
}

.bfds-button--outline:active:not(:disabled) {
  background-color: var(--bfds-primary-active);
  border-color: var(--bfds-primary-active);
}

/* Ghost variant */
.bfds-button--ghost {
  background-color: transparent;
  color: var(--bfds-text);
  border-color: transparent;
}

.bfds-button--ghost:hover:not(:disabled) {
  background-color: var(--bfds-background-hover);
  border-color: var(--bfds-border-hover);
}

.bfds-button--ghost:active:not(:disabled) {
  background-color: var(--bfds-background-active);
}

/* Button icon spacing */
.bfds-button .bfds-icon {
  flex-shrink: 0;
}

.bfds-button .bfds-icon + * {
  margin-left: 8px;
}

.bfds-button * + .bfds-icon {
  margin-left: 8px;
}

/* Icon-only buttons */
.bfds-button--icon-only {
  border-radius: 50%;
}

.bfds-button--icon-only.bfds-button--small {
  padding: 6px;
  width: 28px;
  height: 28px;
}

.bfds-button--icon-only.bfds-button--medium {
  padding: 8px;
  width: 36px;
  height: 36px;
}

.bfds-button--icon-only.bfds-button--large {
  padding: 12px;
  width: 44px;
  height: 44px;
}

/* Tabs */

.bfds-tabs {
  display: flex;
  flex-direction: column;
  width: 100%;
}

.bfds-tabs__header {
  display: flex;
  border-bottom: 2px solid var(--bfds-border);
  background-color: var(--bfds-background);
}

.bfds-tabs__subheader {
  display: flex;
  border-bottom: 1px solid var(--bfds-border);
  background-color: var(--bfds-background-hover);
  padding-left: 16px;
}

.bfds-tabs__content {
  flex: 1;
  background-color: var(--bfds-background);
  min-height: 200px;
}

.bfds-tabs__panel {
  animation: bfds-fade-in 0.2s ease-in-out;
}

.bfds-tabs__subpanel {
  animation: bfds-fade-in 0.15s ease-in-out;
}

@keyframes bfds-fade-in {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Tab buttons */
.bfds-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border: none;
  background: transparent;
  color: var(--bfds-text-secondary);
  font-family: system-ui, -apple-system, sans-serif;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease-in-out;
  border-bottom: 2px solid transparent;
  position: relative;
  outline: none;
}

.bfds-tab:hover:not(:disabled) {
  color: var(--bfds-text);
  background-color: var(--bfds-background-hover);
}

.bfds-tab:focus-visible {
  outline: 2px solid var(--bfds-primary);
  outline-offset: -2px;
}

.bfds-tab--active {
  color: var(--bfds-primary);
  border-bottom-color: var(--bfds-primary);
}

.bfds-tab--disabled {
  opacity: 0.5;
  cursor: not-allowed;
  color: var(--bfds-text-muted);
}

/* Tab sizes */
.bfds-tab--small {
  padding: 8px 16px;
  font-size: 12px;
}

.bfds-tab--medium {
  padding: 12px 20px;
  font-size: 14px;
}

.bfds-tab--large {
  padding: 16px 24px;
  font-size: 16px;
}

/* Tab variants */
.bfds-tab--primary.bfds-tab--active {
  color: var(--bfds-primary);
  border-bottom-color: var(--bfds-primary);
}

.bfds-tab--secondary.bfds-tab--active {
  color: var(--bfds-secondary);
  border-bottom-color: var(--bfds-secondary);
}

/* Subtab buttons */
.bfds-subtab {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: none;
  background: transparent;
  color: var(--bfds-text-muted);
  font-family: system-ui, -apple-system, sans-serif;
  font-weight: 400;
  font-size: 12px;
  cursor: pointer;
  transition: all 0.2s ease-in-out;
  border-bottom: 1px solid transparent;
  position: relative;
  outline: none;
}

.bfds-subtab:hover:not(:disabled) {
  color: var(--bfds-text-secondary);
  background-color: var(--bfds-background-active);
}

.bfds-subtab:focus-visible {
  outline: 2px solid var(--bfds-primary);
  outline-offset: -2px;
}

.bfds-subtab--active {
  color: var(--bfds-text);
  border-bottom-color: var(--bfds-primary);
  background-color: var(--bfds-background);
}

.bfds-subtab--disabled {
  opacity: 0.5;
  cursor: not-allowed;
  color: var(--bfds-text-muted);
}

/* Subtab sizes */
.bfds-subtab--small {
  padding: 6px 12px;
  font-size: 11px;
}

.bfds-subtab--medium {
  padding: 8px 16px;
  font-size: 12px;
}

.bfds-subtab--large {
  padding: 10px 20px;
  font-size: 13px;
}

/* Subtab variants */
.bfds-subtab--primary.bfds-subtab--active {
  border-bottom-color: var(--bfds-primary);
}

.bfds-subtab--secondary.bfds-subtab--active {
  border-bottom-color: var(--bfds-secondary);
}

/* Tab container variants */
.bfds-tabs--secondary .bfds-tab--active {
  color: var(--bfds-secondary);
  border-bottom-color: var(--bfds-secondary);
}

.bfds-tabs--secondary .bfds-subtab--active {
  border-bottom-color: var(--bfds-secondary);
}

/* Form */

.bfds-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Input */

.bfds-input-container {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.bfds-input-label {
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 14px;
  font-weight: 500;
  color: var(--bfds-text);
  line-height: 1.4;
}

.bfds-input-required {
  color: var(--bfds-error);
  margin-left: 2px;
}

.bfds-input {
  padding: 12px 16px;
  border: 1px solid var(--bfds-border);
  border-radius: 6px;
  background-color: var(--bfds-background);
  color: var(--bfds-text);
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 14px;
  line-height: 1.4;
  transition: all 0.2s ease-in-out;
  outline: none;
}

.bfds-input::placeholder {
  color: var(--bfds-text-muted);
}

.bfds-input:focus {
  border-color: var(--bfds-focus);
  box-shadow: 0 0 0 3px var(--bfds-focus-outline);
}

.bfds-input:hover:not(:disabled):not(:focus) {
  border-color: var(--bfds-border-hover);
}

/* Input states */
.bfds-input--error {
  border-color: var(--bfds-error);
  background-color: var(--bfds-error-background);
}

.bfds-input--error:focus {
  border-color: var(--bfds-error);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.3);
}

.bfds-input--success {
  border-color: var(--bfds-success);
  background-color: var(--bfds-success-background);
}

.bfds-input--success:focus {
  border-color: var(--bfds-success);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.3);
}

.bfds-input--disabled {
  opacity: 0.6;
  cursor: not-allowed;
  background-color: var(--bfds-background-hover);
}

/* Input help text */
.bfds-input-help {
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 12px;
  color: var(--bfds-text-secondary);
  line-height: 1.3;
}

.bfds-input-error {
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 12px;
  color: var(--bfds-error);
  line-height: 1.3;
  display: flex;
  align-items: center;
  gap: 4px;
}

.bfds-input-success {
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 12px;
  color: var(--bfds-success);
  line-height: 1.3;
  display: flex;
  align-items: center;
  gap: 4px;
}

/* TextArea */

.bfds-textarea-container {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.bfds-textarea-label {
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 14px;
  font-weight: 500;
  color: var(--bfds-text);
  line-height: 1.4;
}

.bfds-textarea-required {
  color: var(--bfds-error);
  margin-left: 2px;
}

.bfds-textarea {
  padding: 12px 16px;
  border: 1px solid var(--bfds-border);
  border-radius: 6px;
  background-color: var(--bfds-background);
  color: var(--bfds-text);
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  transition: all 0.2s ease-in-out;
  outline: none;
  min-height: 80px;
}

.bfds-textarea::placeholder {
  color: var(--bfds-text-muted);
}

.bfds-textarea:focus {
  border-color: var(--bfds-focus);
  box-shadow: 0 0 0 3px var(--bfds-focus-outline);
}

.bfds-textarea:hover:not(:disabled):not(:focus) {
  border-color: var(--bfds-border-hover);
}

/* TextArea resize options */
.bfds-textarea--resize-none {
  resize: none;
}

.bfds-textarea--resize-both {
  resize: both;
}

.bfds-textarea--resize-horizontal {
  resize: horizontal;
}

.bfds-textarea--resize-vertical {
  resize: vertical;
}

/* TextArea states */
.bfds-textarea--error {
  border-color: var(--bfds-error);
  background-color: var(--bfds-error-background);
}

.bfds-textarea--error:focus {
  border-color: var(--bfds-error);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.3);
}

.bfds-textarea--success {
  border-color: var(--bfds-success);
  background-color: var(--bfds-success-background);
}

.bfds-textarea--success:focus {
  border-color: var(--bfds-success);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.3);
}

.bfds-textarea--disabled {
  opacity: 0.6;
  cursor: not-allowed;
  background-color: var(--bfds-background-hover);
}

/* TextArea help text */
.bfds-textarea-help {
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 12px;
  color: var(--bfds-text-secondary);
  line-height: 1.3;
}

.bfds-textarea-error {
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 12px;
  color: var(--bfds-error);
  line-height: 1.3;
  display: flex;
  align-items: center;
  gap: 4px;
}

.bfds-textarea-success {
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 12px;
  color: var(--bfds-success);
  line-height: 1.3;
  display: flex;
  align-items: center;
  gap: 4px;
}