font-tools/src/styles.css

:root {
  color-scheme: light dark;
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    sans-serif;
  --surface: color-mix(in srgb, Canvas 94%, #d8b4fe 6%);
  --surface-strong: color-mix(in srgb, Canvas 86%, #c084fc 14%);
  --line: color-mix(in srgb, CanvasText 18%, transparent);
  --line-strong: color-mix(in srgb, CanvasText 34%, transparent);
  --muted: color-mix(in srgb, CanvasText 66%, transparent);
  --accent: #7e22a8;
  --accent-ink: #ffffff;
  --success: #167448;
  --warning: #b45309;
  background: Canvas;
  color: CanvasText;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
input,
select,
textarea,
.file-button {
  border: 1px solid var(--line);
  border-radius: 0.68rem;
  background: Canvas;
  color: CanvasText;
  padding: 0.62rem 0.75rem;
}

button,
.file-button {
  min-height: 2.55rem;
  cursor: pointer;
  background: var(--surface);
  font-weight: 650;
}

button:hover,
.file-button:hover {
  border-color: var(--accent);
  background: var(--surface-strong);
}

button:disabled,
input:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent) 48%, transparent);
  outline-offset: 2px;
}

.toolbox-shell__main {
  width: min(100%, 90rem);
}

.workbench {
  display: grid;
  gap: 1rem;
  padding: clamp(0.75rem, 2vw, 1.5rem);
}

.panel {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--surface);
  padding: clamp(0.85rem, 2vw, 1.2rem);
  box-shadow: 0 0.5rem 1.8rem color-mix(in srgb, CanvasText 5%, transparent);
}

.hero,
.section-heading,
.dialog-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.hero {
  background:
    radial-gradient(
      circle at 90% 10%,
      color-mix(in srgb, #e879f9 24%, transparent),
      transparent 38%
    ),
    linear-gradient(135deg, var(--surface), var(--surface-strong));
}

.hero h1 {
  margin: 0.15rem 0;
  font-size: clamp(1.75rem, 4vw, 2.8rem);
  letter-spacing: -0.035em;
}

.hero p:not(.eyebrow) {
  max-width: 70ch;
  margin: 0.35rem 0 0;
  color: var(--muted);
}

.eyebrow {
  margin: 0;
  color: var(--accent);
  font-size: 0.7rem;
  font-weight: 850;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.file-button {
  position: relative;
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: var(--accent-ink);
  border-color: var(--accent);
  padding-inline: 1.1rem;
}

.file-button input {
  position: absolute;
  width: 1px;
  height: 1px;
  clip: rect(0 0 0 0);
}

.status {
  min-height: 1.5em;
  margin: 0;
  color: var(--muted);
}

.empty {
  display: grid;
  justify-items: center;
  gap: 0.5rem;
  padding-block: clamp(2.5rem, 8vw, 6rem);
  text-align: center;
}

.empty h2,
.empty p {
  margin: 0;
}

.empty p {
  max-width: 62ch;
  color: var(--muted);
}

.drop-icon {
  display: grid;
  width: 5rem;
  height: 5rem;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 1.25rem;
  background: Canvas;
  color: var(--accent);
  font:
    800 1.8rem/1 Georgia,
    serif;
  transform: rotate(-3deg);
}

.limit-grid,
.summary-grid,
.two-column,
.block-grid {
  display: grid;
  gap: 1rem;
}

.limit-grid {
  width: min(100%, 48rem);
  grid-template-columns: repeat(3, 1fr);
  margin: 1rem 0 0;
}

.limit-grid div {
  border-top: 1px solid var(--line);
  padding-top: 0.7rem;
}

.limit-grid dt {
  color: var(--muted);
  font-size: 0.75rem;
  text-transform: uppercase;
}

.limit-grid dd {
  margin: 0.25rem 0 0;
  font-weight: 700;
}

.summary-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.collection-panel {
  display: grid;
  gap: 0.75rem;
  border-left: 4px solid var(--accent);
}

.collection-panel .section-heading {
  margin-bottom: 0;
}

.collection-panel select {
  width: min(100%, 52rem);
}

.summary-card {
  display: grid;
  align-content: start;
  gap: 0.3rem;
}

.summary-card strong {
  font-size: clamp(1rem, 2vw, 1.18rem);
  overflow-wrap: anywhere;
}

.summary-card span {
  color: var(--muted);
  font-size: 0.82rem;
}

.summary-card.ok {
  border-top: 3px solid var(--success);
}

.summary-card.warn {
  border-top: 3px solid var(--warning);
}

.section-heading {
  margin-bottom: 0.8rem;
}

.section-heading h2 {
  margin: 0.15rem 0 0;
}

.isolation {
  border: 1px solid var(--line);
  border-radius: 99rem;
  padding: 0.35rem 0.65rem;
  color: var(--muted);
  font-size: 0.75rem;
  white-space: nowrap;
}

label {
  display: grid;
  gap: 0.35rem;
  color: var(--muted);
  font-size: 0.84rem;
}

textarea {
  min-height: 6rem;
  resize: vertical;
  line-height: 1.45;
}

.preview-controls,
.inline-controls {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-block: 0.8rem;
}

.preview-controls label {
  display: grid;
  grid-template-columns: auto minmax(8rem, 16rem) 4rem;
  align-items: center;
}

.shaping-controls label {
  grid-template-columns: auto minmax(8rem, 18rem);
}

input[type="range"] {
  padding: 0;
  accent-color: var(--accent);
}

.axes {
  display: grid;
  gap: 0.65rem;
  margin: 0.8rem 0;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  padding: 0.8rem;
}

.axes legend {
  color: var(--muted);
  font-weight: 750;
}

.axes label {
  display: grid;
  grid-template-columns: minmax(9rem, 1fr) minmax(10rem, 3fr) 5rem;
  align-items: center;
}

.font-preview-frame {
  display: block;
  width: 100%;
  height: clamp(25rem, 48vh, 36rem);
  border: 1px solid var(--line);
  border-radius: 0.8rem;
  background: Canvas;
}

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

.metadata-list {
  margin: 0;
}

.metadata-list div {
  display: grid;
  grid-template-columns: minmax(8rem, 0.7fr) minmax(0, 1.5fr);
  gap: 0.75rem;
  border-top: 1px solid var(--line);
  padding: 0.55rem 0;
}

.metadata-list div:first-child {
  border: 0;
}

.metadata-list dt {
  color: var(--muted);
}

.metadata-list dd {
  margin: 0;
  overflow-wrap: anywhere;
}

.rights {
  border-left: 4px solid var(--success);
}

.rights.blocked {
  border-left-color: var(--warning);
}

.rights-label {
  font-size: 1.15rem;
  font-weight: 800;
}

.rights li,
.loss-report li,
.diagnostics li {
  margin-block: 0.35rem;
}

.license-text {
  max-height: 12rem;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 0.7rem;
  background: Canvas;
  padding: 0.75rem;
}

.license-text p {
  white-space: pre-wrap;
}

.break {
  overflow-wrap: anywhere;
}

.block-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.coverage-block {
  display: grid;
  gap: 0.4rem;
  border: 1px solid var(--line);
  border-radius: 0.7rem;
  background: Canvas;
  padding: 0.65rem;
}

.coverage-block div {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.78rem;
}

.coverage-block span {
  color: var(--muted);
  white-space: nowrap;
}

meter {
  width: 100%;
  accent-color: var(--accent);
}

.coverage-summary {
  margin: 1rem 0 0.5rem;
}

.glyph-strip {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(4.5rem, 1fr));
  gap: 0.4rem;
  max-height: 25rem;
  overflow: auto;
}

.glyph-strip > span {
  display: grid;
  min-height: 4.5rem;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 0.55rem;
  background: Canvas;
  padding: 0.3rem;
}

.glyph-strip .missing {
  border-color: color-mix(in srgb, var(--warning) 65%, var(--line));
  background: color-mix(in srgb, var(--warning) 8%, Canvas);
}

.glyph-char {
  font-size: 1.35rem;
}

.glyph-strip small {
  color: var(--muted);
  font:
    0.65rem ui-monospace,
    monospace;
}

details {
  margin-top: 1rem;
  border-top: 1px solid var(--line);
  padding-top: 0.8rem;
}

summary {
  cursor: pointer;
  font-weight: 750;
}

.range-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  max-height: 16rem;
  overflow: auto;
  margin-top: 0.65rem;
}

.range-list code {
  border-radius: 0.35rem;
  background: Canvas;
  padding: 0.25rem 0.4rem;
}

.compact {
  display: grid;
  grid-template-columns: auto minmax(9rem, 18rem);
  align-items: center;
}

.layout-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 0.7rem;
  margin-bottom: 1rem;
}

.layout-summary article {
  border: 1px solid var(--line);
  border-radius: 0.7rem;
  background: Canvas;
  padding: 0.75rem;
}

.layout-summary h3,
.layout-summary p {
  margin: 0;
}

.layout-summary p + p {
  margin-top: 0.35rem;
}

.table-scroll {
  max-height: 35rem;
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.84rem;
}

th,
td {
  max-width: 25rem;
  border-bottom: 1px solid var(--line);
  padding: 0.58rem;
  text-align: left;
  vertical-align: top;
  overflow-wrap: anywhere;
}

thead th {
  position: sticky;
  top: 0;
  background: var(--surface-strong);
  z-index: 1;
}

.diagnostics,
.loss-report {
  margin-top: 0.8rem;
  border: 1px solid var(--line);
  border-radius: 0.7rem;
  padding: 0.8rem;
}

.diagnostics h3,
.loss-report h3 {
  margin-top: 0;
}

.output-grid > section {
  display: grid;
  align-content: start;
  gap: 0.7rem;
}

.check {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
}

.check input {
  width: 1.1rem;
  height: 1.1rem;
  flex: 0 0 auto;
  margin-top: 0.1rem;
  accent-color: var(--accent);
}

.code-output {
  min-height: 14rem;
  font:
    0.78rem/1.5 ui-monospace,
    SFMono-Regular,
    Consolas,
    monospace;
}

.primary {
  background: var(--accent);
  color: var(--accent-ink);
  border-color: var(--accent);
}

.block-reason {
  border-left: 3px solid var(--warning);
  border-radius: 0.35rem;
  background: color-mix(in srgb, var(--warning) 9%, Canvas);
  padding: 0.65rem;
}

.note {
  margin: 0.5rem 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.help-dialog {
  width: min(44rem, calc(100% - 2rem));
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: Canvas;
  color: CanvasText;
  padding: 1.2rem;
}

.help-dialog::backdrop {
  background: #13091cbb;
  backdrop-filter: blur(3px);
}

.dialog-heading button {
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
}

.fatal {
  width: min(100% - 2rem, 50rem);
  margin: 3rem auto;
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 1.5rem;
}

@media (max-width: 1000px) {
  .summary-grid,
  .block-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .hero,
  .section-heading {
    align-items: stretch;
    flex-direction: column;
  }

  .summary-grid,
  .two-column,
  .block-grid,
  .limit-grid {
    grid-template-columns: 1fr;
  }

  .preview-controls,
  .inline-controls {
    align-items: stretch;
    flex-direction: column;
  }

  .preview-controls label,
  .axes label,
  .compact,
  .metadata-list div {
    grid-template-columns: 1fr;
  }

  .isolation {
    align-self: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}