:root {
  --ink: #171914;
  --muted: #72766d;
  --line: #dfe1d9;
  --paper: #f5f5ef;
  --surface: #ffffff;
  --accent: #d9ff52;
  --accent-deep: #9bc700;
  --dark: #20231d;
  --mono: "Roboto Mono", monospace;
  --sans: "Manrope", sans-serif;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  background:
    linear-gradient(rgba(23, 25, 20, 0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(23, 25, 20, 0.028) 1px, transparent 1px),
    var(--paper);
  background-size: 32px 32px;
}

button,
input {
  font: inherit;
}

button {
  color: inherit;
}

.page-shell {
  width: min(1440px, 100%);
  margin: 0 auto;
  padding: 0 42px 28px;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.04em;
  text-decoration: none;
}

.brand > span:last-child > span {
  color: #8dac00;
}

.brand-mark {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border-radius: 9px;
  background: var(--dark);
  color: var(--accent);
  overflow: hidden;
}

.brand-mark img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  user-select: none;
}

.header-note {
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-deep);
  box-shadow: 0 0 0 4px rgba(155, 199, 0, 0.13);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(180px, 320px);
  align-items: center;
  gap: min(7vw, 72px);
  padding: 62px 0 54px;
}

.hero__copy {
  min-width: 0;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 22px;
  color: var(--muted);
  font: 600 11px/1 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.eyebrow span {
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border: 1px solid #cbd0c3;
  border-radius: 50%;
  color: var(--ink);
}

.hero h1 {
  max-width: 900px;
  margin: 0;
  font-size: clamp(48px, 6.15vw, 88px);
  font-weight: 700;
  letter-spacing: -0.075em;
  line-height: 0.94;
}

.hero h1 em {
  color: #93b900;
  font-style: normal;
}

.hero p {
  max-width: 670px;
  margin: 28px 0 0;
  color: #62665d;
  font-size: 16px;
  line-height: 1.75;
}

.hero code {
  padding: 2px 6px;
  border: 1px solid #d4d8cc;
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.65);
  color: var(--ink);
  font: 500 0.9em var(--mono);
}

.hero-logo {
  justify-self: end;
  width: clamp(160px, 23vw, 300px);
  aspect-ratio: 1;
  margin: 0;
  overflow: hidden;
  border: 1px solid #d3d6cd;
  border-radius: 50%;
  background: #050505;
  box-shadow: 0 24px 70px rgba(31, 36, 22, 0.16);
}

.hero-logo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  user-select: none;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(440px, 0.96fr);
  overflow: hidden;
  border: 1px solid #d3d6cd;
  border-radius: 18px;
  background: var(--surface);
  box-shadow: 0 24px 70px rgba(31, 36, 22, 0.08);
}

.control-panel,
.result-panel {
  padding: 42px;
}

.control-panel {
  border-right: 1px solid var(--line);
}

.result-panel {
  background: #f8f9f4;
}

.panel-heading {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
}

.panel-heading--points {
  margin-bottom: 20px;
}

.step-number {
  display: grid;
  flex: 0 0 auto;
  width: 30px;
  height: 30px;
  place-items: center;
  border-radius: 50%;
  background: var(--accent);
  font: 700 12px var(--mono);
}

.panel-heading h2,
.result-heading h2 {
  margin: 1px 0 4px;
  font-size: 19px;
  letter-spacing: -0.035em;
}

.panel-heading p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}

.property-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  border: 0;
}

.property-option {
  display: inline-flex;
  align-items: stretch;
  min-width: 0;
}

.property-option__toggle {
  position: relative;
  cursor: pointer;
  user-select: none;
}

.property-option input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.property-option span {
  display: block;
  padding: 10px 13px;
  border: 1px solid #d8dbd2;
  border-radius: 8px;
  background: #fafbf7;
  color: #5d6158;
  font: 500 12px var(--mono);
  transition: 160ms ease;
}

.property-option__toggle span {
  border-radius: 8px 0 0 8px;
}

.property-option:hover span {
  border-color: #aeb4a4;
  color: var(--ink);
}

.property-option input:focus-visible + span {
  outline: 3px solid rgba(155, 199, 0, 0.25);
  outline-offset: 2px;
}

.property-option input:checked + span {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--accent);
}

.property-remove-button {
  display: grid;
  width: 34px;
  min-width: 34px;
  place-items: center;
  border: 1px solid #d8dbd2;
  border-left: 0;
  border-radius: 0 8px 8px 0;
  background: #fafbf7;
  color: #7b8174;
  cursor: pointer;
  transition: 160ms ease;
}

.property-remove-button svg {
  width: 14px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.property-option:hover .property-remove-button {
  border-color: #aeb4a4;
}

.property-option:has(input:checked) .property-remove-button {
  border-color: var(--ink);
  background: var(--dark);
  color: var(--accent);
}

.property-remove-button:hover {
  background: #f1f3ed;
  color: #b33a2d;
}

.property-option:has(input:checked) .property-remove-button:hover {
  background: #30342b;
  color: #ffb1a8;
}

.property-remove-button:disabled {
  cursor: default;
  opacity: 0.42;
}

.property-remove-button:disabled:hover {
  border-color: #d8dbd2;
  background: #fafbf7;
  color: #7b8174;
}

.property-editor,
.css-selector-wrap {
  margin-top: 15px;
}

.property-editor label,
.css-selector-wrap label {
  display: block;
  margin-bottom: 7px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
}

.property-editor input,
.css-selector-wrap input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #ccd0c5;
  border-radius: 8px;
  outline: none;
  font-family: var(--mono);
}

.property-editor input:focus,
.css-selector-wrap input:focus {
  border-color: var(--accent-deep);
  box-shadow: 0 0 0 3px rgba(155, 199, 0, 0.12);
}

.property-editor__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 8px;
}

.property-action-button,
.property-reset-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 43px;
  padding: 0 13px;
  border: 1px solid #d5d9cf;
  border-radius: 8px;
  background: white;
  color: #4e5548;
  font-size: 12px;
  font-weight: 800;
  cursor: pointer;
  transition: 160ms ease;
  user-select: none;
}

.property-action-button {
  background: var(--ink);
  color: var(--accent);
}

.property-action-button:hover,
.property-reset-button:hover {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--accent);
}

.property-action-button svg,
.property-reset-button svg {
  width: 15px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.property-list-message {
  min-height: 16px;
  margin: 7px 0 0;
  color: #b33a2d;
  font-size: 11px;
  font-weight: 700;
}

.property-list-message.is-success {
  color: #6f8f00;
}

.shared-viewports-toggle {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: 14px;
  padding: 12px;
  border: 1px solid #d8dbd2;
  border-radius: 9px;
  background: #fafbf7;
  cursor: pointer;
  user-select: none;
}

.shared-viewports-toggle input {
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
  margin: 2px 0 0;
  accent-color: var(--ink);
}

.shared-viewports-toggle span {
  display: grid;
  gap: 2px;
}

.shared-viewports-toggle strong {
  font-size: 12px;
}

.shared-viewports-toggle small {
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
}

.shared-viewports-toggle:has(input:checked) {
  border-color: #c7db82;
  background: #f6ffd8;
}

.divider {
  height: 1px;
  margin: 34px 0;
  background: var(--line);
}

.points-list {
  display: grid;
  gap: 14px;
}

.property-points-card {
  padding: 0 0 2px 14px;
  border-left: 3px solid #d8dbd2;
}

.property-points-card__heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 12px;
}

.property-points-card__heading span {
  display: block;
  margin-bottom: 4px;
  color: var(--muted);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.property-points-card__heading h3 {
  margin: 0;
  font: 700 15px var(--mono);
  letter-spacing: -0.02em;
}

.property-points-card__heading strong {
  flex: 0 0 auto;
  padding: 5px 7px;
  border-radius: 5px;
  background: #e8eddb;
  color: #68705d;
  font: 700 9px var(--mono);
}

.property-points-card__list {
  display: grid;
  gap: 10px;
}

.points-list--shared .point-card__fields .field:first-child .input-shell {
  border-color: #c7db82;
  background: #fcffe9;
}

.point-card {
  display: grid;
  min-width: 0;
  grid-template-columns: minmax(112px, 0.7fr) minmax(0, 1.8fr) 34px;
  align-items: center;
  gap: 14px;
  padding: 15px;
  border: 1px solid #dcdfd6;
  border-radius: 12px;
  background: #fbfcf9;
}

.point-card__top {
  display: flex;
  min-width: 0;
  align-items: flex-start;
  flex-direction: column;
  gap: 8px;
}

.point-label {
  overflow: hidden;
  max-width: 100%;
  font-size: 13px;
  font-weight: 800;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.point-badge {
  padding: 4px 7px;
  border-radius: 4px;
  background: #ecefe7;
  color: #777c71;
  font: 600 9px var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.point-card__fields {
  display: grid;
  min-width: 0;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.field {
  display: block;
}

.field + .field {
  margin-top: 14px;
}

.point-card__fields .field + .field {
  margin-top: 0;
}

.field > span:first-child {
  display: block;
  margin-bottom: 7px;
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.035em;
  text-transform: uppercase;
}

.input-shell {
  display: flex;
  align-items: center;
  overflow: hidden;
  border: 1px solid #ced2c7;
  border-radius: 8px;
  background: var(--surface);
  transition: 160ms ease;
}

.input-shell:focus-within {
  border-color: #91ad25;
  box-shadow: 0 0 0 3px rgba(155, 199, 0, 0.12);
}

.input-shell input {
  width: 100%;
  min-width: 0;
  padding: 11px 4px 11px 12px;
  border: 0;
  outline: none;
  background: transparent;
  color: var(--ink);
  font: 600 15px var(--mono);
  -moz-appearance: textfield;
}

.input-shell input::-webkit-inner-spin-button,
.input-shell input::-webkit-outer-spin-button {
  margin: 0;
  -webkit-appearance: none;
}

.input-shell > span {
  padding: 0 11px;
  color: #888d82;
  font: 500 11px var(--mono);
}

.input-shell--accent {
  background: #f9ffe5;
}

.point-remove-button,
.add-point-button {
  display: inline-grid;
  align-items: center;
  border: 1px solid #d5d9cf;
  background: white;
  cursor: pointer;
  transition: 160ms ease;
  user-select: none;
}

.point-remove-button {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 50%;
}

.point-remove-button:hover {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--accent);
}

.point-remove-button svg {
  width: 15px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

.add-point-button {
  grid-template-columns: auto auto;
  justify-content: center;
  gap: 8px;
  width: 100%;
  min-height: 42px;
  margin-top: 12px;
  border-radius: 9px;
  color: #4e5548;
  font-size: 12px;
  font-weight: 800;
}

.property-points-card .add-point-button {
  background: #fff;
}

.add-point-button:hover {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--accent);
}

.add-point-button svg {
  width: 16px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-width: 1.8;
}

.error-message {
  min-height: 18px;
  margin: 12px 0 -18px;
  color: #b33a2d;
  font-size: 11px;
  font-weight: 700;
}

.result-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 22px;
}

.result-kicker {
  color: #8cab14;
  font: 700 10px var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.valid-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 8px;
  border: 1px solid #d3e98c;
  border-radius: 99px;
  background: #f4ffcf;
  color: #607c00;
  font: 600 9px var(--mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.valid-badge svg {
  width: 13px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.code-card {
  overflow: hidden;
  border: 1px solid #11130f;
  border-radius: 11px;
  background: var(--dark);
  color: #f4f6ed;
  box-shadow: 0 14px 30px rgba(20, 24, 14, 0.14);
}

.code-card__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 42px;
  padding: 0 10px 0 16px;
  border-bottom: 1px solid #3b3e36;
  color: #8e9486;
  font: 600 9px var(--mono);
  letter-spacing: 0.11em;
}

.code-card__actions {
  display: flex;
  align-items: center;
  gap: 3px;
}

.code-card button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 9px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: #c8cec0;
  cursor: pointer;
  font: 500 10px var(--sans);
  transition: 150ms ease;
  user-select: none;
}

#copyClampButton {
  border-right: 1px solid #3b3e36;
  border-radius: 6px 0 0 6px;
}

.code-card button:hover {
  background: #34382e;
  color: var(--accent);
}

.code-card button svg {
  width: 14px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.4;
}

.code-card pre {
  overflow-x: auto;
  margin: 0;
  padding: 22px;
}

.code-card code {
  font: 500 12px/1.8 var(--mono);
  white-space: pre-wrap;
}

.token-property {
  color: #d9ff52;
}

.token-selector {
  color: #f6d66f;
}

.token-function {
  color: #8be0d1;
}

.token-number {
  color: #ffc87c;
}

.token-at-rule {
  color: #f0a7ff;
}

.metric-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  margin: 16px 0 28px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--line);
}

.metric {
  padding: 13px 15px;
  background: white;
}

.metric span {
  display: block;
  margin-bottom: 3px;
  color: var(--muted);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.045em;
  text-transform: uppercase;
}

.metric strong {
  font: 600 12px var(--mono);
}

.section-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.section-title-row h3 {
  margin: 0;
  font-size: 12px;
  letter-spacing: -0.01em;
}

.section-title-row > span,
.section-title-row output {
  color: var(--muted);
  font: 500 9px var(--mono);
  letter-spacing: 0.04em;
}

.check-table {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: white;
}

.check-row {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 34px;
  padding: 0 13px;
  font: 500 10px var(--mono);
}

.check-row + .check-row {
  border-top: 1px solid #e8eae4;
}

.check-row span:nth-child(2) {
  padding: 0 18px;
  color: #a3a89d;
}

.check-row strong {
  justify-self: end;
  color: #546b00;
  font-weight: 600;
}

.check-row--property {
  min-height: 36px;
  background: #f3f8df;
}

.check-row--property span:first-child {
  overflow: hidden;
  color: var(--ink);
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.check-row--property strong {
  color: #6f8a00;
}

.preview-section {
  margin-top: 26px;
}

.range-input {
  width: 100%;
  height: 4px;
  margin: 4px 0 15px;
  border-radius: 99px;
  outline: none;
  background: linear-gradient(90deg, var(--accent-deep) var(--range-progress, 50%), #dfe2d8 var(--range-progress, 50%));
  cursor: ew-resize;
  appearance: none;
}

.range-input::-webkit-slider-thumb {
  width: 16px;
  height: 16px;
  border: 3px solid white;
  border-radius: 50%;
  background: var(--ink);
  box-shadow: 0 0 0 1px var(--ink);
  appearance: none;
}

.range-input::-moz-range-thumb {
  width: 11px;
  height: 11px;
  border: 3px solid white;
  border-radius: 50%;
  background: var(--ink);
  box-shadow: 0 0 0 1px var(--ink);
}

.preview-stage {
  position: relative;
  display: flex;
  min-height: 118px;
  align-items: flex-end;
  justify-content: center;
  overflow: hidden;
  border: 1px dashed #c9cdc2;
  border-radius: 9px;
  background:
    linear-gradient(90deg, transparent 49.85%, #e1e4dc 50%, transparent 50.15%),
    white;
}

.preview-rulers {
  position: absolute;
  top: 9px;
  right: 12px;
  left: 12px;
  display: flex;
  justify-content: space-between;
  color: #a1a69b;
  font: 500 8px var(--mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.preview-object {
  position: relative;
  display: grid;
  width: min(68%, 270px);
  height: 48px;
  margin-bottom: 17px;
  place-items: center;
  border-radius: 7px;
  background: var(--dark);
  color: var(--accent);
  transition: all 100ms linear;
}

.preview-object::before {
  position: absolute;
  right: -1px;
  bottom: -11px;
  left: -1px;
  height: 5px;
  border-right: 1px solid #abb0a4;
  border-bottom: 1px solid #abb0a4;
  border-left: 1px solid #abb0a4;
  content: "";
}

.preview-object span {
  font: 500 10px var(--mono);
}

.preview-width-mark {
  position: absolute;
  bottom: 14px;
  z-index: 0;
  display: none;
  height: 66px;
  border-left: 1px dashed #aeb4a7;
  pointer-events: none;
}

.preview-width-mark span {
  position: absolute;
  top: -2px;
  color: #858b7e;
  font: 500 8px var(--mono);
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.preview-width-mark--min span {
  right: 6px;
}

.preview-width-mark--max span {
  left: 6px;
}

.preview-stage--width {
  background:
    repeating-linear-gradient(
      90deg,
      transparent 0,
      transparent calc(10% - 1px),
      #f0f1ec calc(10% - 1px),
      #f0f1ec 10%
    ),
    white;
}

.preview-stage--width .preview-width-mark {
  display: block;
}

.preview-object--width {
  position: absolute;
  bottom: 18px;
  left: 8%;
  z-index: 1;
  height: 40px;
  margin: 0;
  place-items: center start;
  border-radius: 5px;
  background:
    linear-gradient(90deg, rgba(217, 255, 82, 0.08), rgba(217, 255, 82, 0.24)),
    var(--dark);
  box-shadow: 7px 0 0 rgba(155, 199, 0, 0.2);
  transition: none;
}

.preview-object--width > span {
  overflow: visible;
  padding-left: 10px;
  white-space: nowrap;
}

.preview-object--width::after {
  position: absolute;
  top: -6px;
  right: -1px;
  bottom: -6px;
  width: 2px;
  border-radius: 99px;
  background: var(--accent-deep);
  content: "";
}

.preview-height-mark {
  position: absolute;
  right: 8%;
  left: 8%;
  z-index: 0;
  display: none;
  border-top: 1px dashed #aeb4a7;
  pointer-events: none;
}

.preview-height-mark span {
  position: absolute;
  top: -12px;
  right: 0;
  color: #858b7e;
  font: 500 8px var(--mono);
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.preview-stage--height {
  min-height: 170px;
  background:
    repeating-linear-gradient(
      0deg,
      transparent 0,
      transparent calc(10% - 1px),
      #f0f1ec calc(10% - 1px),
      #f0f1ec 10%
    ),
    white;
}

.preview-stage--height .preview-height-mark {
  display: block;
}

.preview-object--height {
  position: absolute;
  bottom: 16px;
  left: 50%;
  z-index: 1;
  width: 42%;
  margin: 0;
  place-items: start center;
  border-radius: 5px;
  background:
    linear-gradient(0deg, rgba(217, 255, 82, 0.08), rgba(217, 255, 82, 0.24)),
    var(--dark);
  box-shadow: 0 -7px 0 rgba(155, 199, 0, 0.2);
  transform: translateX(-50%);
  transition: none;
}

.preview-object--height > span {
  overflow: visible;
  padding-top: 9px;
  white-space: nowrap;
}

.preview-object--height::before {
  display: none;
}

.preview-object--height::after {
  position: absolute;
  top: -1px;
  right: -6px;
  left: -6px;
  height: 2px;
  border-radius: 99px;
  background: var(--accent-deep);
  content: "";
}

.preview-grid {
  display: none;
}

.preview-object--grid-gap {
  width: min(78%, 310px);
  height: 78px;
  margin-bottom: 14px;
  place-items: stretch;
  border-radius: 0;
  background: transparent;
  color: var(--ink);
}

.preview-object--grid-gap::before {
  display: none;
}

.preview-object--grid-gap > span {
  position: absolute;
  top: -17px;
  left: 0;
  color: #71766b;
  font-size: 8px;
  letter-spacing: 0.05em;
}

.preview-object--grid-gap .preview-grid {
  display: grid;
  width: 100%;
  height: 100%;
  grid-template-columns: 0.9fr 1.1fr;
  grid-template-rows: 1fr 1fr;
}

.preview-grid i {
  min-width: 0;
  min-height: 0;
  border: 1px solid #3c4037;
  border-radius: 4px;
  background:
    linear-gradient(135deg, rgba(217, 255, 82, 0.16), transparent 55%),
    var(--dark);
}

.formula-note {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.formula-note svg {
  flex: 0 0 auto;
  width: 16px;
  fill: none;
  stroke: #92988b;
  stroke-linecap: round;
  stroke-width: 1.4;
}

.formula-note p {
  margin: 0;
  font-size: 10px;
  line-height: 1.55;
}

footer {
  display: flex;
  justify-content: space-between;
  padding: 25px 2px 0;
  color: #8d9187;
  font: 500 9px var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 10;
  padding: 12px 16px;
  border-radius: 8px;
  background: var(--ink);
  color: white;
  font-size: 12px;
  font-weight: 700;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: 200ms ease;
}

.toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  clip-path: inset(50%);
}

@media (max-width: 1050px) {
  .page-shell {
    padding-inline: 24px;
  }

  .workspace {
    grid-template-columns: 1fr;
  }

  .control-panel {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
}

@media (max-width: 640px) {
  .page-shell {
    padding-inline: 14px;
  }

  .site-header {
    height: 68px;
  }

  .header-note {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 42px 4px 38px;
  }

  .hero-logo {
    width: min(190px, 54vw);
    justify-self: start;
  }

  .hero h1 {
    font-size: clamp(42px, 13vw, 62px);
  }

  .hero p {
    font-size: 14px;
  }

  .control-panel,
  .result-panel {
    padding: 25px 18px;
  }

  .point-card {
    grid-template-columns: 1fr;
  }

  .property-editor__row {
    grid-template-columns: 1fr;
  }

  .property-action-button,
  .property-reset-button {
    width: 100%;
  }

  .point-card__fields {
    grid-template-columns: 1fr;
  }

  .point-remove-button {
    justify-self: end;
  }

  .metric-row {
    grid-template-columns: 1fr;
  }

  .result-heading {
    align-items: flex-start;
  }

  footer {
    gap: 20px;
  }

  footer span:last-child {
    text-align: right;
  }
}