:root {
  --app-foreground: #111111;
  --app-background: #f4f5f7;
  --tsl-bg: #f5f5f5;
  --tsl-panel: rgba(255, 255, 255, 0.78);
  --tsl-panel-strong: rgba(255, 255, 255, 0.92);
  --tsl-line: rgba(17, 17, 17, 0.08);
  --tsl-text: var(--app-foreground);
  --tsl-subtext: #6b7280;
  --tsl-shadow: 0 24px 60px rgba(0, 0, 0, 0.08);
  --tsl-radius-xl: 28px;
  --tsl-radius-lg: 20px;
  --tsl-radius-md: 14px;
  --tsl-control-h: 52px;
}

.tsl-app-shell {
    margin: var(--systemSpacing-0) var(--systemSpacing-20);
    padding: var(--systemSpacing-20) 0;
    display: grid;
    grid-template-columns: 380px minmax(0, 1fr);
    gap: var(--systemSpacing-12);
    align-items: start;
}

.tsl-panel {
  background: var(--tsl-panel);
  border: 1px solid var(--tsl-line);
  border-radius: var(--tsl-radius-xl);
  box-shadow: var(--tsl-shadow);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  
}

.tsl-sidebar {
  position: sticky;
  display: flex;
  flex-direction: column;
  top: 60px;
  padding: 22px;
  gap: 18px;
}

.tsl-brand {
  display: grid;
  gap: 10px;
}

.tsl-brand-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(17,17,17,0.05);
  color: var(--tsl-subtext);
  font-size: 13px;
  letter-spacing: -0.01em;
}

.tsl-brand h1 {
  margin: 0;
  font-size: 32px;
  line-height: 0.95;
  letter-spacing: -0.05em;
  color: #111;
}

.tsl-brand p {
  margin: 0;
  color: var(--tsl-subtext);
  font-size: 14px;
  line-height: 1.6;
}

.tsl-tab-list {
  display: grid;
  gap: 10px;
}

.tsl-tab-btn {
  width: 100%;
  min-height: 52px;
  border-radius: 16px;
  border: 1px solid var(--tsl-line);
  background: rgba(255,255,255,0.72);
  text-align: left;
  padding: 0 16px;
  cursor: pointer;
  transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: #111;
}

.tsl-tab-btn:hover {
  transform: translateY(-1px);
}

.tsl-tab-btn.active {
  background: #111111;
  color: #ffffff;
  border-color: #111111;
}

.tsl-field-stack {
  display: grid;
  gap: 14px;
}

.tsl-control-card {
  border: 1px solid var(--tsl-line);
  border-radius: 20px;
  background: rgba(255,255,255,0.56);
  padding: 16px;
  display: grid;
  gap: 14px;
}

.tsl-control-card h2 {
  margin: 0;
  font-size: 16px;
  letter-spacing: -0.03em;
  color: #111;
}

.tsl-field {
  display: grid;
  gap: 8px;
}

.tsl-field label {
  font-size: 13px;
  color: var(--tsl-subtext);
  letter-spacing: -0.01em;
}

.tsl-row {
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.tsl-input,
.tsl-select,
.tsl-textarea {
  
  min-height: var(--tsl-control-h);
  border-radius: var(--tsl-radius-md);
  border: 1px solid var(--tsl-line);
  background: var(--tsl-panel-strong);
  outline: none;
  padding: 0 8px;
  color: #111;
}

#typeCssOutput {
    position: relative;
    width: 100%;
}

.tsl-textarea {
    min-height: 400px;
  width: 100%;
  padding: 12px;
  resize: vertical;
  line-height: 1.6;
  font-size: 14px;
  box-sizing: border-box;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

.tsl-input:focus,
.tsl-select:focus,
.tsl-textarea:focus {
  border-color: rgba(17,17,17,0.18);
}

.tsl-btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tsl-btn {
  min-height: 46px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid var(--tsl-line);
  background: rgba(255,255,255,0.8);
  cursor: pointer;
  transition: transform 0.18s ease, background 0.18s ease;
  color: #111;
}

.tsl-btn:hover {
  transform: translateY(-1px);
}

.tsl-btn.tsl-btn-primary {
  background: #111111;
  color: #ffffff;
  border-color: #111111;
}

.tsl-btn.tsl-btn-ghost {
  background: rgba(17,17,17,0.04);
}

.tsl-content {
  display: grid;
  gap: 24px;
}

.tsl-hero {
  padding: 28px;
  display: grid;
  gap: 16px;
  position: relative;
  z-index: 3;
}

.tsl-hero h2 {
  margin: 0;
  font-size: 48px;
  line-height: 1;
  letter-spacing: -0.03em;
  outline: none;
}

.tsl-hero p {
  margin: 0;
  color: var(--tsl-subtext);
  font-size: 16px;
  max-width: 100%;
  outline: none;
}

.tsl-editable {
  border-radius: 12px;
  padding: 8px 16px;
  margin-left: -6px;
  color: #111;
}

.tsl-editable:hover,
.tsl-editable:focus {
  background: rgba(17,17,17,0.04);
}

.tsl-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  position: relative;
  z-index: 20;
}

.tsl-stat {
  border: 1px solid var(--tsl-line);
  background: rgba(255,255,255,0.64);
  border-radius: 18px;
  padding: 16px;
  display: grid;
  gap: 6px;
  min-height: 92px;
}

.tsl-stat-label {
  font-size: 12px;
  color: var(--tsl-subtext);
}

.tsl-stat-value {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: #111;
}

.tsl-font-stat {
  position: relative;
  cursor: pointer;
  overflow: visible;
}

.tsl-font-stat-trigger {
  display: grid;
  gap: 6px;
}

.tsl-font-stat-caret {
  position: absolute;
  right: 16px;
  top: 18px;
  font-size: 12px;
  color: var(--tsl-subtext);
  pointer-events: none;
}

.tsl-font-dropdown {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(100% + 10px);
  background: rgba(255,255,255,0.96);
  border: 1px solid rgba(17,17,17,0.08);
  border-radius: 18px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.12);
  padding: 12px;
  display: none;
  gap: 10px;
  z-index: 100;
}

.tsl-font-stat.open .tsl-font-dropdown {
  display: grid;
}

.tsl-font-dropdown-search {
  min-height: 44px;
  border-radius: 12px;
  border: 1px solid var(--tsl-line);
  background: #fff;
  padding: 0 12px;
  outline: none;
}

.tsl-font-options {
  max-height: 260px;
  overflow: auto;
  display: grid;
  gap: 6px;
  padding-right: 2px;
  color: #111;
}

.tsl-font-option {
  width: 100%;
  min-height: 42px;
  padding: 0 12px;
  border-radius: 12px;
  background: rgba(17,17,17,0.04);
  border: 1px solid transparent;
  text-align: left;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.15s ease, border-color 0.15s ease;
}

.tsl-font-option:hover {
  background: rgba(17,17,17,0.08);
  transform: translateY(-1px);
}

.tsl-font-option.active {
  background: #111111;
  color: #ffffff;
}

.tsl-view {
  display: none;
  gap: 24px;
}

.tsl-view.active {
  display: grid;
}

.tsl-split {
  display: grid;
  gap: 24px;
}

.tsl-card {
  padding: 22px;
}

.tsl-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.tsl-card-head h3 {
  margin: 0;
  font-size: 18px;
  letter-spacing: -0.03em;
  color: #111;
}

.tsl-meta-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tsl-pill {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(17,17,17,0.05);
  color: var(--tsl-subtext);
  font-size: 13px;
  letter-spacing: -0.01em;
}

.tsl-preview-surface {
  border: 1px solid var(--tsl-line);
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(255,255,255,0.92), rgba(255,255,255,0.78));
  padding: 28px;
  overflow: hidden;
}

.tsl-preview-block + .tsl-preview-block {
  margin-top: 28px;
  padding-top: 28px;
  border-top: 1px solid var(--tsl-line);
}

.tsl-preview-kicker {
  margin: 0 0 14px;
  font-family: var(--body-font);
  font-size: var(--caption-size);
  line-height: 1.4;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--tsl-subtext);
}

.tsl-preview-h1,
.tsl-preview-h2,
.tsl-preview-h3 {
  margin: 0;
  font-family: var(--heading-font);
  font-weight: var(--heading-weight);
  color: var(--tsl-text);
  letter-spacing: -0.04em;
}

.tsl-preview-h1 {
  font-size: var(--h1-size);
  line-height: 1.04;
}

.tsl-preview-h2 {
  font-size: var(--h2-size);
  line-height: 1.08;
  margin-top: 18px;
}

.tsl-preview-h3 {
  font-size: var(--h3-size);
  line-height: 1.12;
  margin-top: 18px;
}

.tsl-preview-body,
.tsl-preview-small,
.tsl-preview-list,
.tsl-preview-button {
  font-family: var(--body-font);
  color: #111;
}

.tsl-preview-body {
  margin: 16px 0 0;
  font-size: var(--body-size);
  line-height: var(--body-line-height);
  letter-spacing: var(--body-letter-spacing);
  max-width: 68ch;
}

.tsl-preview-small {
  margin: 14px 0 0;
  font-size: var(--small-size);
  line-height: 1.55;
  color: var(--tsl-subtext);
}

.tsl-preview-list {
  margin-top: 18px;
  display: grid;
  gap: 10px;
  font-size: var(--body-size);
  line-height: var(--body-line-height);
  letter-spacing: var(--body-letter-spacing);
}

.tsl-preview-list-item {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.tsl-stat-select {
  position: relative;
  padding: 16px;
  min-height: 92px;
  display: grid;
  align-content: start;
}

.tsl-stat-select-label {
  display: block;
  font-size: 12px;
  color: var(--tsl-subtext);
  margin-bottom: 12px;
}

.tsl-stat-select-display {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: #111;
  pointer-events: none;
}

.tsl-stat-select-caret {
  position: absolute;
  right: 16px;
  top: 18px;
  font-size: 12px;
  color: var(--tsl-subtext);
  pointer-events: none;
}

.tsl-stat-select-input {
  width: 100%;
  min-height: auto;
  padding: 0;
  border: none;
  outline: none;
  background: transparent;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: #111;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  cursor: pointer;
  opacity: 0;
  position: absolute;
  inset: 0;
  height: 100%;
}

.tsl-preview-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 22px;
}

.tsl-preview-button {
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid rgba(17,17,17,0.1);
  font-size: var(--body-size);
  font-weight: 600;
  letter-spacing: -0.01em;
  background: #111111;
  color: #ffffff;
  cursor: pointer;
}

.tsl-preview-button.tsl-secondary {
  background: rgba(17,17,17,0.04);
  color: #111111;
}

.tsl-scale-table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--tsl-line);
  border-radius: 18px;
  overflow: hidden;
  background: rgba(255,255,255,0.72);
}

.tsl-scale-table thead th {
  text-align: left;
  padding: 14px 16px;
  font-size: 13px;
  color: var(--tsl-subtext);
  border-bottom: 1px solid var(--tsl-line);
  background: rgba(255,255,255,0.9);
}

.tsl-scale-table tbody td {
  padding: 16px;
  vertical-align: middle;
  border-bottom: 1px solid var(--tsl-line);
}

.tsl-scale-table tbody tr:last-child td {
  border-bottom: none;
}

.tsl-scale-name {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #111;
}

.tsl-scale-token {
  margin-top: 4px;
  font-size: 12px;
  color: var(--tsl-subtext);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

.tsl-scale-preview-text {
  line-height: 1.12;
  letter-spacing: -0.03em;
  color: #111;
}

.tsl-scale-preview-body {
  line-height: var(--body-line-height);
  letter-spacing: var(--body-letter-spacing);
  color: #111;
}

.tsl-scale-num {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: #111;
}

.tsl-colour-layout {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 24px;
}

.tsl-swatch-preview {
  border: 1px solid var(--tsl-line);
  border-radius: 22px;
  overflow: hidden;
  background: #ffffff;
}

.tsl-swatch-top {
  padding: 28px;
  min-height: 360px;
  display: grid;
  align-content: space-between;
  gap: 20px;
}

.tsl-contrast-kicker {
  margin: 0 0 4px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  opacity: 0.72;
  font-family: var(--colour-body-font);
}

.tsl-contrast-title {
  margin: 0 0 20px;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 0.98;
  letter-spacing: -0.05em;
  font-family: var(--colour-heading-font);
  font-weight: var(--colour-heading-weight);
}

.tsl-contrast-body {
  margin: 0;
  line-height: var(--colour-body-line-height);
  font-size: 16px;
  letter-spacing: var(--colour-body-letter-spacing);
  font-family: var(--colour-body-font);
}

.tsl-contrast-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.tsl-contrast-chip {
  min-height: 42px;
  padding: 0 14px;
  border-radius: 999px;
  background-color: var(--app-foreground);
  color: var(--app-background);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  letter-spacing: -0.01em;
  font-family: var(--colour-body-font);
  cursor: pointer;
}

.tsl-contrast-chip-inverse {
  min-height: 42px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--app-foreground);
  background: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  letter-spacing: -0.01em;
  font-family: var(--colour-body-font);
  color: var(--app-foreground);
  cursor: pointer;
}

.tsl-swatch-bottom {
  border-top: 1px solid rgba(0,0,0,0.08);
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.tsl-swatch-meta {
  padding: 18px 20px;
  display: grid;
  gap: 6px;
}

.tsl-swatch-meta-label {
  font-size: 12px;
  opacity: 0.7;
  color: #111;
}

.tsl-swatch-meta-value {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  color: #111;
}

.tsl-contrast-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.tsl-contrast-stat {
  border: 1px solid var(--tsl-line);
  background: rgba(255,255,255,0.72);
  border-radius: 18px;
  padding: 16px;
  display: grid;
  gap: 6px;
}

.tsl-contrast-stat-label {
  font-size: 12px;
  color: var(--tsl-subtext);
}

.tsl-contrast-stat-value {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: #111;
}

.tsl-status-grid {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

.tsl-status-item {
  min-height: 52px;
  border-radius: 16px;
  border: 1px solid var(--tsl-line);
  background: rgba(255,255,255,0.72);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  gap: 16px;
}

.tsl-status-name {
  font-weight: 600;
  letter-spacing: -0.02em;
  color: #111;
}

.tsl-status-value {
  color: var(--tsl-subtext);
  font-size: 14px;
  text-align: right;
}

.tsl-colour-picker-row {
  display: grid;
  grid-template-columns: 1fr 60px;
  gap: 10px;
  align-items: center;
}

.tsl-swatch-input {
  width: 100%;
  height: 52px;
  border-radius: 14px;
  border: 1px solid var(--tsl-line);
  background: #ffffff;
  padding: 6px;
  cursor: pointer;
}

.tsl-mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

.tsl-hidden {
  display: none !important;
}

.tsl-empty-font-result {
  min-height: 52px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  color: var(--tsl-subtext);
  background: rgba(17,17,17,0.03);
  font-size: 13px;
}

.tsl-position-relative {
  position: relative;
}

.tsl-icon-wrp {
  position: absolute;
  top: 20px;
  right: 0;
  transform: translate(-50%, -50%);
  border-radius: 9999px;
  background-color: #f5f5f5;
}

.tsl-icon-wrp svg {
  display: block;
}

.tsl-icon-wrp-2 {
  position: absolute;
  top: 50%;
  right: 0;
  transform: translate(-50%, -50%);
  border-radius: 9999px;
  background-color: #f5f5f5;
}

.tsl-icon-wrp-2 svg {
  display: block;
}

.tsl-display-flex {
  display: flex;
  flex-direction: row;
  width: 100%;
}

/* @media (max-width: 1260px) {
  .tsl-app-shell {
    grid-template-columns: 1fr;
  }

  .tsl-sidebar {
    position: static;
  }

  .tsl-split,
  .tsl-colour-layout {
    grid-template-columns: 1fr;
  }

  .tsl-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .tsl-row {
    grid-template-columns: 1fr;
  }

  .tsl-stats {
    grid-template-columns: 1fr;
  }

  .tsl-swatch-bottom {
    grid-template-columns: 1fr;
  }

  .tsl-colour-picker-row {
    grid-template-columns: 1fr;
  }
} */