:root {
  --bg: #f4f5ef;
  --paper: #fffef9;
  --ink: #1c3028;
  --green: #1b5c45;
  --accent: #dcedae;
  --muted: #707b71;
  --line: #dce1d5;
  --rust: #e39060;
  --node: #8fbe85;
  --porffor: #b69bd2;
  --scriptc: #8ebac6;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font:
    15px/1.7 "Clash Grotesk",
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    "PingFang SC",
    "Microsoft YaHei",
    sans-serif;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select {
  font: inherit;
}

button,
select {
  cursor: pointer;
}

button {
  color: inherit;
}

button:disabled,
select:disabled {
  cursor: wait;
  opacity: 0.5;
}

button,
a,
select,
input {
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid #74a786;
  outline-offset: 5px;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1,
h2,
h3 {
  line-height: 1.25;
}

h2 {
  font-size: clamp(27px, 3.1vw, 38px);
  font-weight: 650;
}

h3 {
  font-size: 23px;
  font-weight: 650;
}

button {
  border: 0;
}

[hidden] {
  display: none !important;
}

.wrap {
  width: min(1200px, calc(100% - 88px));
  margin-inline: auto;
}

.eyebrow {
  font: 12px/1.5 var(--mono);
  font-weight: 500;
  color: var(--green);
}

.live-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #729365;
  margin-right: 8px;
}

.skip-link {
  position: fixed;
  top: -80px;
  left: 16px;
  background: var(--green);
  color: white;
  padding: 10px;
  z-index: 100;
}

.skip-link:focus {
  top: 16px;
}

.nav {
  border-bottom: 1px solid var(--line);
  background: rgba(244, 245, 239, 0.95);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav-inner {
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 25px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  font-size: 32px;
  font-weight: 700;

}

.brand-mark {
  display: block;
  width: 25px;
  height: 25px;
  object-fit: contain;
}

.nav-links {
  display: flex;
  gap: 32px;
  font-size: 13px;
  color: #536253;
}

.nav-links a:hover,
.text-link:hover {
  color: var(--green);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 40px;
  padding: 8px 16px;
  border: 1px solid #c7d4be;
  border-radius: 9px;
  background: #eaf0e3;
  color: var(--green);
  font-size: 12px;
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
  transition: background 0.18s, border-color 0.18s, box-shadow 0.18s;
}

.nav-cta:hover {
  background: var(--accent);
  border-color: #adc49c;
  box-shadow: 0 3px 10px #1b5c4510;
}

.nav-cta:focus-visible {
  outline: 3px solid #74a786;
  outline-offset: 3px;
}

.nav-cta span {
  font-size: 17px;
}

.hero {
  padding-top: 68px;
  padding-bottom: 64px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 65px;
  align-items: center;
}

.hero-copy > .eyebrow {
  margin-bottom: 27px;
}

.hero h1 {
  font-size: clamp(42px, 5vw, 66px);
  font-weight: 650;
  line-height: 1.24;
  white-space: nowrap;
}

.hero h1 span {
  color: var(--green);
}

.lede {
  font-size: 15px;
  line-height: 1.9;
  color: #697466;
  margin-top: 24px;
  max-width: 440px;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
  margin-top: 30px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 35px;
  min-height: 46px;
  padding: 11px 22px;
  font-size: 13px;
  font-weight: 600;
  border: 1px solid transparent;
  border-radius: 7px;
  transition:
    background 0.18s,
    transform 0.18s;
  cursor: pointer;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn.primary {
  background: var(--green);
  color: white;
}

.btn.primary:hover {
  background: #124a36;
}

.btn.github-link {
  gap: 12px;
  background: #203c31;
  color: #fff;
}

.btn.github-link:hover {
  background: #2e4b3d;
}

.btn.ghost {
  border-color: var(--line);
  background: transparent;
  color: var(--green);
}

.text-link {
  font-size: 13px;
  font-weight: 550;
}

.text-link span {
  margin-left: 10px;
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 42px;
  border-top: 1px solid var(--line);
  padding-top: 22px;
}

.hero-facts b {
  display: block;
  font-size: 26px;
  font-weight: 550;
  line-height: 1.4;
}

.hero-facts span {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
}

.hero-facts > div {
  min-width: 0;
}

.hero-facts small {
  display: block;
  margin-top: 5px;
  color: var(--muted);
  font: 12px/1.5 var(--mono);
}

.hero-facts .core-size b {
  white-space: nowrap;
  letter-spacing: -0.04em;
}

.race-panel {
  background: #17382e;
  border: 1px solid #153328;
  color: #ebf3e3;
  border-radius: 20px;
  padding: 26px 28px 22px;
  box-shadow: 0 16px 34px -24px #26433160;
  position: relative;
  overflow: hidden;
}

.race-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.race-top .eyebrow {
  color: #b0c6a9;
  font-size: 12px;
}

.race-badge {
  font: 12px var(--mono);
  padding: 5px 8px;
  border: 1px solid #53715c;
  border-radius: 4px;
  color: #c9dbb8;
}

.race-panel h2 {
  font-size: 24px;
  margin-top: 22px;
}

.race-subtitle {
  font-size: 12px;
  color: #b3c8b6;
  margin-top: 7px;
}

.race-lanes {
  margin-top: 24px;
  min-height: 265px;
}

.race-lane {
  margin-bottom: 13px;
}

.lane-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font: 12px var(--mono);
  margin-bottom: 8px;
}

.lane-name {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 550;
}

.lane-heading small {
  font-size: 12px;
  color: #b9cbbb;
}

.lane-mark {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--engine-color);
}

.race-track {
  position: relative;
  height: 27px;
  border-left: 2px solid #8ba386;
  border-right: 2px solid #8ba386;
  border-radius: 4px;
  background: repeating-linear-gradient(
      90deg,
      transparent 0,
      transparent calc(25% - 1px),
      #64827424 calc(25% - 1px),
      #64827424 25%
    ),
    #102d2480;
  overflow: hidden;
}

.race-track::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: var(--time-width, 0%);
  background: var(--engine-color);
  opacity: 0.16;
  pointer-events: none;
}

.race-track::after {
  content: "";
  position: absolute;
  top: 13px;
  left: 0;
  right: 0;
  border-top: 1px dashed #7d9e7350;
}

.race-ball {
  position: absolute;
  z-index: 1;
  top: 4px;
  left: 12px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--engine-color);
  box-shadow:
    inset -3px -3px 0 #0002,
    0 0 14px #ffffff14;
  animation: traverse var(--duration, 4s) linear infinite alternate;
  animation-play-state: paused;
  will-change: transform;
}

.race-panel.is-running .race-ball {
  animation-play-state: running;
}

@keyframes traverse {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(var(--travel, 350px));
  }
}

.loading-note {
  font-size: 12px;
  color: #bdccb8;
  padding-top: 75px;
  text-align: center;
}

.principles {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 34px;
  padding: 29px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.principles > div {
  display: flex;
  gap: 15px;
  align-items: flex-start;
}

.principle-number {
  font: 12px var(--mono);
  color: #86937b;
  margin-top: 5px;
}

.principles strong {
  display: block;
  font-size: 13px;
  font-weight: 600;
}

.principles p > span {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-top: 6px;
}

.section {
  padding-top: 78px;
  padding-bottom: 78px;
}

.section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 28px;
  margin-bottom: 28px;
}

.section-heading .eyebrow {
  margin-bottom: 15px;
}

.section-lede {
  font-size: 13px;
  color: var(--muted);
  margin-top: 15px;
}

.benchmark-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
  font-size: 12px;
}

.benchmark-controls > label {
  color: var(--muted);
}

.benchmark-controls select {
  width: 160px;
  text-overflow: ellipsis;
  border: 1px solid var(--line);
  padding: 8px 28px 8px 10px;
  border-radius: 6px;
  background: var(--paper);
  color: var(--ink);
  font-size: 12px;
}

.refresh-button {
  padding: 8px 2px 8px 8px;
  background: none;
  color: var(--green);
  font-size: 12px;
  white-space: nowrap;
}

.benchmark-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  border-top: 1px solid var(--line);
  padding: 16px 0;
  font: 12px/1.7 var(--mono);
  color: var(--muted);
}

.benchmark-status:empty {
  display: none;
}

.benchmark-status {
  font-size: 12px;
  color: #99572f;
  padding: 12px 0;
}

.chart-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.chart-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px 17px 14px;
  min-width: 0;
}

.chart-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 16px;
}

.chart-heading h3 {
  font-size: 19px;
}

.chart-heading .eyebrow {
  font-size: 12px;
  color: #8a9486;
  margin-bottom: 8px;
}

.metric-unit {
  font-size: 12px;
  color: #899180;
  white-space: nowrap;
  align-self: flex-end;
  margin-bottom: 3px;
}

.chart-body {
  min-height: 0;
}

.chart-row {
  display: grid;
  grid-template-columns: minmax(74px, 0.85fr) minmax(58px, 1.35fr) 50px;
  align-items: center;
  gap: 6px;
  min-height: 34px;
  margin-bottom: 2px;
}

.chart-row-label {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 12px;
  font-weight: 500;
  min-width: 0;
}

.chart-label-copy {
  display: grid;
  gap: 1px;
  min-width: 0;
}

.chart-engine-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.chart-actual {
  position: absolute;
  left: calc(100% + 5px);
  top: 50%;
  z-index: 1;
  padding-left: 4px;
  transform: translateY(-50%);
  color: var(--ink);
  font: 12px var(--mono);
  white-space: nowrap;
}

.chart-actual-before {
  left: calc(100% - 4px);
  transform: translate(-100%, -50%);
}

.legend-swatch {
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--engine-color);
  flex-shrink: 0;
}

.chart-pending {
  font-size: 12px;
  color: #74816e;
}

.chart-rail {
  height: 16px;
  position: relative;
  background: repeating-linear-gradient(
    90deg,
    transparent 0,
    transparent calc(25% - 1px),
    #dee2d760 calc(25% - 1px),
    #dee2d760 25%
  );
  border-left: 1px solid #dde3d6;
}

.chart-bar {
  width: var(--bar-width);
  min-width: 2px;
  height: 16px;
  position: relative;
  transition: width 0.35s ease;
}

.chart-bar-fill {
  display: block;
  width: 100%;
  height: 16px;
  border-radius: 0 3px 3px 0;
  background: var(--engine-color);
}

.chart-value {
  text-align: right;
  color: var(--green);
  font: 12px var(--mono);
  font-weight: 700;
  white-space: nowrap;
}

.chart-value small {
  font-size: 12px;
  color: var(--muted);
}

.chart-axis {
  display: grid;
  grid-template-columns: minmax(74px, 0.85fr) minmax(58px, 1.35fr) 50px;
  gap: 6px;
  margin-top: 7px;
}

.axis-ticks {
  display: flex;
  justify-content: space-between;
  font: 12px var(--mono);
  color: #8c9787;
}

.axis-ticks > span {
  white-space: nowrap;
}

.chart-placeholder {
  text-align: center;
  padding-top: 65px;
  font-size: 12px;
  color: var(--muted);
}

.chart-row.input-row {
  padding-bottom: 8px;
  margin-bottom: 8px;
  border-bottom: 1px dashed var(--line);
}

.benchmark-insight {
  display: flex;
  align-items: center;
  gap: 13px;
  margin-top: 20px;
  background: #e7eddc;
  border: 1px solid #dde6d1;
  padding: 16px 20px;
  border-radius: 8px;
  font-size: 12px;
  color: #45623c;
}

.insight-icon {
  font-size: 20px;
}

.benchmark-insight strong {
  font-weight: 650;
}

.methodology {
  margin-top: 23px;
  border-bottom: 1px solid var(--line);
  font-size: 12px;
}

.methodology summary {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 0;
  cursor: pointer;
  color: #5c6d56;
  list-style: none;
}

.methodology summary::-webkit-details-marker {
  display: none;
}

.methodology summary > span {
  font-size: 15px;
}

.methodology[open] summary > span {
  transform: rotate(45deg);
}

.methodology-body {
  color: var(--muted);
  padding-bottom: 18px;
  max-width: 950px;
}

.methodology-body p + p {
  margin-top: 10px;
}

.source-links {
  display: flex;
  gap: 23px;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 18px;
  font-size: 12px;
  color: var(--muted);
}

.source-links a {
  color: var(--green);
  border-bottom: 1px solid #bbc9af;
}

.source-links > span {
  margin-right: auto;
}

.source-links .live-dot {
  width: 5px;
  height: 5px;
}

.demo-section {
  background: #eaf0e3;
  border-top: 1px solid #dce5d4;
  border-bottom: 1px solid #dce5d4;
  padding: 68px 0 72px;
}

.demo-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 25px;
  align-items: stretch;
}

.demo-input,
.demo-output {
  background: var(--paper);
  border: 1px solid #d4dfcc;
  border-radius: 12px;
  padding: 24px;
  min-width: 0;
}

.dropzone {
  border: 1px dashed #adbf9d;
  border-radius: 8px;
  text-align: center;
  padding: 28px 16px;
  background: #f7f9f3;
  cursor: pointer;
  transition:
    background 0.2s,
    border-color 0.2s;
}

.dropzone:hover,
.dropzone.drag {
  background: #eaf2df;
  border-color: var(--green);
}

.upload-icon {
  display: inline-flex;
  width: 44px;
  height: 44px;
  border-radius: 11px;
  border: 1px solid #cdd9c2;
  color: var(--green);
  align-items: center;
  justify-content: center;
  font-size: 30px;
  line-height: 1;
  margin-bottom: 14px;
  background: #edf3e5;
}

.dz-title {
  font-size: 16px;
  font-weight: 600;
}

.dz-sub {
  font-size: 12px;
  color: var(--muted);
  margin-top: 8px;
}

.link {
  color: var(--green);
  margin-left: 4px;
  border-bottom: 1px solid #a9b99c;
}

.samples {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  flex-wrap: wrap;
}

.samples-label {
  font-size: 12px;
  color: var(--muted);
  margin-right: 4px;
}

.chip {
  border: 1px solid var(--line);
  background: var(--paper);
  border-radius: 4px;
  padding: 5px 10px;
  font-size: 12px;
}

.chip:hover {
  background: #edf4e5;
  border-color: #adc49c;
}

.controls {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 17px 20px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.field > span {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 8px;
}

.field select {
  width: 100%;
  border: 1px solid var(--line);
  background: #fffef9;
  padding: 8px;
  border-radius: 5px;
  font-size: 12px;
  color: var(--ink);
}

.check {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: #61715b;
}

.check input {
  accent-color: var(--green);
  width: 14px;
  height: 14px;
  margin: 0;
}

.hint {
  font-size: 12px;
  color: #85927a;
  margin-top: 17px;
  line-height: 1.8;
}

.demo-output {
  display: flex;
  align-items: center;
  justify-content: center;
}

.status {
  text-align: center;
  width: 100%;
  padding: 35px 10px;
}

.cancel-compression {
  margin-top: 10px;
}

.placeholder {
  font-size: 15px;
  font-weight: 550;
}

.muted {
  color: var(--muted);
  font-size: 12px;
  margin-top: 9px;
}

.empty-art {
  position: relative;
  width: 126px;
  height: 98px;
  margin: 0 auto 23px;
}

.empty-art span {
  position: absolute;
  width: 78px;
  height: 64px;
  border-radius: 9px;
  top: 0;
  left: 7px;
  border: 1px solid #d1dac4;
  background: linear-gradient(145deg, #f3f6ec, #e1ead3);
  transform: rotate(-11deg);
}

.empty-art span + span {
  top: 25px;
  left: 35px;
  width: 72px;
  height: 58px;
  background: linear-gradient(145deg, #ecf4df, #cfdfa7);
  transform: rotate(10deg);
  box-shadow: 0 5px 14px #6d835313;
}

.empty-art span + span::after {
  content: "↘";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: #5b7d4c;
  font-size: 28px;
}

.error {
  font-size: 14px;
  color: #a75e39;
}

.spinner {
  width: 26px;
  height: 26px;
  border: 2px solid #dae5cc;
  border-top-color: var(--green);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  margin: 0 auto 15px;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.results {
  width: 100%;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 17px;
  margin-bottom: 18px;
}

.stat-label {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 4px;
}

.stat b {
  font: 15px var(--mono);
  font-weight: 600;
}

.stat.good b {
  color: var(--green);
}

.bar {
  height: 4px;
  background: #ecf0e6;
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 20px;
}

.bar-fill {
  height: 100%;
  background: #7cab63;
}

.compare {
  --pos: 50%;
  position: relative;
  width: 100%;
  height: 230px;
  border: 1px solid var(--line);
  border-radius: 7px;
  overflow: hidden;
  background: repeating-conic-gradient(#e8eddf 0% 25%, #f5f7ef 0% 50%) 50%/16px
    16px;
}

.compare-img,
.compare-overlay > img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.compare-overlay {
  position: absolute;
  inset: 0;
  clip-path: inset(0 calc(100% - var(--pos)) 0 0);
}

.compare-handle {
  position: absolute;
  left: var(--pos);
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--green);
  transform: translateX(-50%);
}

.compare-handle::after {
  content: "↔";
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  place-items: center;
  width: 29px;
  height: 29px;
  border: 1px solid var(--green);
  border-radius: 50%;
  background: var(--paper);
  color: var(--green);
  transform: translate(-50%, -50%);
}

.compare-tag {
  position: absolute;
  top: 9px;
  padding: 3px 8px;
  font-size: 12px;
  background: #fffef9df;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: #627455;
}

.compare-tag.left {
  left: 9px;
}

.compare-tag.right {
  right: 9px;
}

.compare-range {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  cursor: ew-resize;
}

.compare:focus-within {
  outline: 3px solid #74a786;
  outline-offset: 3px;
}

.compare-note {
  font-size: 12px;
  color: var(--muted);
  margin-top: 10px;
  text-align: center;
}

.result-actions {
  display: flex;
  gap: 10px;
  margin-top: 17px;
  flex-wrap: wrap;
}

.result-actions .btn {
  min-height: 38px;
  font-size: 12px;
  padding: 8px 14px;
}

.runtime-label {
  font: 12px var(--mono);
  color: var(--green);
  padding-bottom: 3px;
}

.quick-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}

.code-card {
  --sh-class: #eecb8b;
  --sh-identifier: #dce8d5;
  --sh-sign: #aebda8;
  --sh-property: #c6d98a;
  --sh-entity: #98d3bd;
  --sh-jsxliterals: #d2b4f0;
  --sh-string: #a9d18e;
  --sh-keyword: #e6a084;
  --sh-comment: #91a18e;
  --sh-space: currentColor;
  background: #203c31;
  color: #dce8d5;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid #244333;
}

.code-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 20px;
  border-bottom: 1px solid #48634b4a;
  font: 12px var(--mono);
}

.code-dot {
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  margin-right: 7px;
}

.copy {
  padding: 4px 9px;
  font: 12px var(--mono);
  border: 1px solid #5a755b;
  border-radius: 4px;
  background: transparent;
  color: #cbdac2;
}

.copy:hover {
  background: #375443;
}

.code-card pre {
  margin: 0;
  padding: 24px 25px 27px;
  font: 12px/1.95 var(--mono);
  overflow-x: auto;
  white-space: pre;
}

.code-card .sh__line {
  display: block;
}

.footer {
  border-top: 1px solid var(--line);
  padding: 27px 0 34px;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.footer .brand {
  font-size: 18px;
}

.footer p {
  font-size: 12px;
  color: var(--muted);
}

.footer-inner > span {
  font: 12px var(--mono);
  color: var(--muted);
}

.footer-inner > span a {
  border-bottom: 1px solid #c2cbb6;
}

@media (min-width: 1500px) {
  .hero {
    padding-block: 84px 76px;
  }
  .hero h1 {
    font-size: 70px;
  }
}

@media (max-width: 1050px) {
  .wrap {
    width: calc(100% - 64px);
  }
  .hero {
    gap: 35px;
  }
  .hero h1 {
    font-size: 48px;
  }
  .hero-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .hero-facts b {
    font-size: 24px;
  }
  .race-panel {
    padding: 22px;
  }
  .chart-card {
    padding: 18px 17px 14px;
  }
  .chart-row,
  .chart-axis {
    grid-template-columns: minmax(70px, 0.9fr) minmax(50px, 1.3fr) 46px;
    gap: 6px;
  }
  .chart-row-label {
    font-size: 12px;
  }
  .chart-value {
    font-size: 12px;
  }
  .metric-unit {
    font-size: 12px;
  }
  .benchmark-controls {
    max-width: 290px;
  }
  .principles {
    gap: 25px;
  }
  .principles p > span {
    font-size: 12px;
  }
  .demo-grid {
    grid-template-columns: 1fr 1fr;
  }
  .controls {
    gap: 15px 12px;
  }
}

@media (max-width: 1050px) {
  .chart-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .startup-card {
    grid-column: 1 / -1;
  }
}

@media (max-width: 780px) {
  .wrap {
    width: calc(100% - 40px);
  }
  .nav-inner {
    height: 67px;
    gap: 12px;
  }
  .brand {
    font-size: 19px;
  }
  .nav-links {
    gap: 17px;
    font-size: 12px;
  }
  .nav-cta {
    display: none;
  }
  .hero {
    grid-template-columns: 1fr;
    gap: 36px;
    padding-top: 42px;
    padding-bottom: 38px;
  }
  .hero h1 {
    font-size: clamp(43px, 8vw, 61px);
  }
  .hero-copy > .eyebrow {
    margin-bottom: 20px;
  }
  .lede {
    max-width: 100%;
    font-size: 14px;
  }
  .hero-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px 16px;
    margin-top: 30px;
  }
  .hero-facts b {
    font-size: 24px;
  }
  .hero-facts span {
    font-size: 12px;
  }
  .race-panel {
    padding: 24px;
  }
  .race-lanes {
    min-height: 255px;
  }
  .principles {
    gap: 20px;
    padding-block: 22px;
  }
  .principles > div {
    display: block;
  }
  .principle-number {
    display: block;
    margin-bottom: 7px;
  }
  .principles strong {
    font-size: 12px;
  }
  .section {
    padding-block: 52px;
  }
  .section-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 20px;
  }
  .benchmark-controls {
    max-width: none;
    justify-content: flex-start;
  }
  .benchmark-meta {
    align-items: flex-start;
    font-size: 12px;
  }
  .benchmark-meta > span:first-child {
    max-width: 60%;
  }
  .benchmark-meta > span:last-child {
    text-align: right;
  }
  .chart-grid {
    grid-template-columns: 1fr;
  }
  .startup-card {
    grid-column: auto;
  }
  .chart-card {
    padding: 18px 17px 14px;
  }
  .chart-row,
  .chart-axis {
    grid-template-columns: minmax(82px, 0.95fr) minmax(65px, 1.4fr) 52px;
    gap: 8px;
  }
  .chart-row-label {
    font-size: 12px;
  }
  .chart-value {
    font-size: 12px;
  }
  .chart-body {
    min-height: 0;
  }
  .metric-unit {
    font-size: 12px;
  }
  .source-links {
    gap: 12px 18px;
  }
  .source-links > span {
    flex-basis: 100%;
  }
  .demo-section {
    padding-block: 48px;
  }
  .demo-grid {
    grid-template-columns: 1fr;
  }
  .demo-input,
  .demo-output {
    padding: 22px;
  }
  .demo-output {
    min-height: 300px;
  }
  .quick-grid {
    grid-template-columns: 1fr;
  }
  .footer-inner {
    flex-wrap: wrap;
  }
  .footer p {
    order: 3;
    flex-basis: 100%;
  }
  .runtime-label {
    display: none;
  }
}

@media (max-width: 420px) {
  .wrap {
    width: calc(100% - 32px);
  }
  .nav-links {
    gap: 12px;
    font-size: 12px;
  }
  .brand {
    gap: 5px;
    font-size: 17px;
  }
  .brand-mark {
    width: 22px;
    height: 22px;
  }
  .hero h1 {
    font-size: 42px;
  }
  .hero-facts {
    gap: 7px;
  }
  .hero-facts span {
    font-size: 12px;
  }
  .hero-facts b {
    font-size: 23px;
  }
  .race-panel {
    padding: 22px 18px;
  }
  .race-panel h2 {
    font-size: 23px;
  }
  .principles {
    gap: 12px;
  }
  .principles p > span {
    font-size: 12px;
  }
  .chart-card {
    padding: 16px 14px 12px;
  }
  .chart-row,
  .chart-axis {
    grid-template-columns: minmax(66px, 0.9fr) minmax(48px, 1.2fr) 44px;
    gap: 5px;
  }
  .chart-row-label,
  .chart-value {
    font-size: 12px;
  }
  .axis-ticks {
    font-size: 12px;
  }
  .metric-unit {
    font-size: 12px;
  }
  .benchmark-controls {
    gap: 8px;
  }
  .benchmark-controls select {
    width: 145px;
  }
  .demo-input,
  .demo-output {
    padding: 18px;
  }
  .btn {
    gap: 22px;
  }
  .code-card pre {
    font-size: 12px;
    padding-inline: 18px;
  }
  .footer-inner > span {
    font-size: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    transition: none !important;
  }
  .btn:hover {
    transform: none;
  }
  .spinner {
    animation: none;
    border-color: var(--green);
  }
}

/* Language controls remain available at every viewport width. */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.language-toggle {
  min-height: 40px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--paper);
  color: var(--green);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}
.language-toggle:hover { background: var(--accent); }
.language-toggle:focus-visible { outline: 3px solid #74a786; outline-offset: 3px; }
html[lang="en"] .hero h1 {
  font-size: clamp(32px, 3.4vw, 48px);
  white-space: normal;
  overflow-wrap: break-word;
}
.hero-copy { min-width: 0; }
.hero-facts { row-gap: 20px; }
.chart-row, .chart-axis { min-height: 38px; }
@media (max-width: 1050px) {
  .hero-facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .nav-links { gap: 18px; }
}
@media (max-width: 780px) {
  .nav-inner { height: auto; min-height: 67px; flex-wrap: wrap; padding-block: 12px; }
  .nav-links { order: 3; width: 100%; justify-content: center; gap: 24px; }
  .nav-actions { margin-left: auto; }
  html[lang="en"] .hero h1 { font-size: clamp(32px, 6vw, 48px); }
}