:root {
  --ink: #0b0e13;
  --panel: #12161d;
  --raised: #181d26;
  --line: #212835;
  --text: #eef1f5;
  --dim: #8a93a3;
  --faint: #596273;
  --focus: #7db4ff;
  --red: #ff6b6b;
  --sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --mono: ui-monospace, 'SF Mono', SFMono-Regular, Menlo, Consolas, monospace;
  font-family: var(--sans);
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

main,
.top,
.foot {
  max-width: 1180px;
  margin: 0 auto;
  padding-inline: 24px;
}

main {
  min-height: calc(100vh - 140px);
  padding-bottom: 72px;
}

[hidden] {
  display: none !important;
}

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.mono {
  font-family: var(--mono);
  font-size: 12px;
}

.dim {
  color: var(--dim);
}

/* Header and footer */
.top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-block: 18px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 700;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.foot {
  padding-block: 20px 28px;
  border-top: 1px solid var(--line);
  color: var(--faint);
  font-size: 13px;
}

/* Buttons */
button,
.button {
  padding: 12px 18px;
  border: 1px solid transparent;
  border-radius: 10px;
  font: inherit;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

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

.primary:hover {
  background: #fff;
}

.quiet {
  border-color: var(--line);
  background: transparent;
  color: var(--text);
  font-weight: 500;
}

.quiet:hover {
  border-color: var(--faint);
  background: var(--panel);
}

.top .quiet {
  padding: 6px 12px;
  color: var(--dim);
  font-size: 13px;
}

/* Front page */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  align-items: center;
  gap: 72px;
  padding-block: 56px 72px;
}

.eyebrow {
  margin: 0 0 20px;
  color: var(--dim);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 20px;
  font-size: clamp(38px, 5.4vw, 64px);
  font-weight: 750;
  line-height: 1.02;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

.lead {
  max-width: 34em;
  margin: 0 0 32px;
  color: var(--dim);
  font-size: 18px;
  text-wrap: pretty;
}

form {
  display: flex;
  gap: 8px;
  max-width: 560px;
}

.field {
  display: flex;
  flex: 1;
  align-items: center;
  min-width: 0;
  padding-left: 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  transition: border-color 0.15s;
}

.field:focus-within {
  border-color: var(--focus);
}

.field-prefix {
  color: var(--faint);
  font-family: var(--mono);
  font-size: 15px;
}

input {
  flex: 1;
  min-width: 0;
  padding: 13px 14px 13px 2px;
  border: 0;
  outline: none;
  background: none;
  color: var(--text);
  font: inherit;
  font-size: 16px;
}

input::placeholder {
  color: var(--faint);
}

.problem {
  margin: 14px 0 0;
  color: var(--red);
}

.totals {
  margin: 18px 0 0;
  color: var(--faint);
  font-family: var(--mono);
  font-size: 12px;
}

/* With no example card yet the hero is one column. */
.hero:has(.sample[hidden]) {
  grid-template-columns: minmax(0, 720px);
}

.sample {
  display: block;
  color: var(--dim);
  text-decoration: none;
}

.sample-tag {
  display: block;
  margin-bottom: 10px;
  font-family: var(--mono);
  font-size: 12px;
}

.sample .card svg {
  transition: border-color 0.15s, transform 0.2s;
}

.sample:hover .card svg {
  border-color: var(--faint);
  transform: translateY(-2px);
}

/* Channels that already have a card */
.home {
  padding-bottom: 56px;
}

.channels {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.channel {
  display: grid;
  gap: 14px;
  padding: 16px 16px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
  transition: border-color 0.15s, transform 0.2s;
}

.channel:hover {
  border-color: var(--faint);
  transform: translateY(-2px);
}

.channel-head {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.channel-head img,
.channel-letter {
  flex: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
}

.channel-letter {
  display: grid;
  place-items: center;
  background: var(--raised);
  color: var(--dim);
  font-style: normal;
  font-weight: 600;
}

.channel-names {
  display: grid;
  min-width: 0;
}

.channel-names b,
.channel-names span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.channel-names b {
  font-size: 15px;
}

.channel-names span,
.channel-signals {
  color: var(--dim);
  font-family: var(--mono);
  font-size: 11.5px;
}

.channel-top {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.channel-top b {
  font-size: 30px;
  line-height: 1;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}

.channel-top span {
  color: var(--dim);
  font-size: 14px;
}

.channel-mix {
  display: flex;
  gap: 2px;
  height: 6px;
  overflow: hidden;
  border-radius: 3px;
}

.channel-mix i {
  flex: 0 0 auto;
  min-width: 2px;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.steps li {
  padding: 24px 32px 8px 0;
}

.steps li + li {
  padding-left: 32px;
  border-left: 1px solid var(--line);
}

.step-n {
  display: block;
  margin-bottom: 14px;
  color: var(--faint);
  font-family: var(--mono);
  font-size: 12px;
}

.steps b {
  font-size: 16px;
}

.steps p {
  margin: 6px 0 0;
  color: var(--dim);
  font-size: 14.5px;
  text-wrap: pretty;
}

/* The run: everything here moves while Jev works. */
.run-title {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding-block: 24px 20px;
}

h2 {
  margin: 0;
  font-size: 20px;
  letter-spacing: -0.01em;
}

h3 {
  margin: 0;
  font-size: 15px;
}

.kpis {
  display: grid;
  grid-template-columns: 1.25fr 1fr 1fr 1fr;
  border-block: 1px solid var(--line);
}

.kpi {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 22px 28px 20px 0;
}

.kpi + .kpi {
  padding-left: 28px;
  border-left: 1px solid var(--line);
}

.kpi-label {
  color: var(--dim);
  font-size: 13px;
}

.kpi-value {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 6px 0 10px;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.kpi-value b {
  font-size: clamp(30px, 3.6vw, 46px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
}

.kpi-value small {
  color: var(--faint);
  font-size: 16px;
}

.kpi-note {
  margin-top: auto;
  color: var(--faint);
  font-family: var(--mono);
  font-size: 11.5px;
}

.progress {
  height: 3px;
  margin-bottom: 10px;
  border-radius: 2px;
  background: var(--line);
}

.progress i {
  display: block;
  width: 0;
  height: 100%;
  border-radius: 2px;
  background: var(--text);
  transition: width 0.2s linear;
}

.spark {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 22px;
  margin-bottom: 8px;
}

.spark i {
  flex: 1;
  max-width: 4px;
  min-height: 1px;
  border-radius: 1px;
  background: var(--faint);
}

.spark i:last-child {
  background: var(--text);
}

.bench {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 40px;
  padding-top: 28px;
}

.col-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
}

.col-head span {
  color: var(--faint);
  font-family: var(--mono);
  font-size: 11.5px;
}

.feed {
  display: grid;
  grid-template-rows: repeat(4, 76px);
  gap: 8px;
}

.post {
  padding: 10px 12px;
  overflow: hidden;
  border-left: 2px solid var(--faint);
  border-radius: 2px 8px 8px 2px;
  background: var(--panel);
  animation: arrive 0.25s ease-out;
}

.post-meta {
  display: flex;
  justify-content: space-between;
  color: var(--faint);
  font-family: var(--mono);
  font-size: 11px;
}

.post-meta em {
  color: var(--dim);
  font-style: normal;
}

.post-meta em::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 6px;
  border-radius: 50%;
  background: currentColor;
  animation: pulse 1s ease-in-out infinite;
}

.post p,
.last-text {
  display: -webkit-box;
  margin: 4px 0 0;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  font-size: 13.5px;
  line-height: 1.4;
}

.feed-empty {
  display: grid;
  grid-row: 1 / -1;
  place-items: center;
  border: 1px dashed var(--line);
  border-radius: 8px;
  color: var(--faint);
  font-size: 13.5px;
}

.request {
  margin-top: 20px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
}

.request-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 14px;
}

.request-head .mono {
  color: var(--faint);
  font-size: 11px;
}

.request ul {
  margin: 12px 0;
  padding: 0;
  list-style: none;
  font-size: 13.5px;
}

.request li {
  display: grid;
  grid-template-columns: 52px 1fr;
  padding: 5px 0;
  border-top: 1px solid var(--line);
}

.request li .mono {
  padding-top: 2px;
  color: var(--faint);
  font-size: 11px;
}

.request p,
.aside-note {
  margin: 0;
  color: var(--faint);
  font-size: 12.5px;
  line-height: 1.45;
}

.aside-note {
  margin-top: 16px;
}

.aside-note b {
  color: var(--dim);
  font-variant-numeric: tabular-nums;
}

.tiles {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 8px;
}

.tile {
  --share: 0%;
  position: relative;
  padding: 12px 14px 16px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
}

.tile::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: var(--share);
  height: 2px;
  background: var(--color);
  transition: width 0.3s;
}

.tile-name {
  display: block;
  overflow: hidden;
  color: var(--faint);
  font-size: 12.5px;
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tile.lit .tile-name {
  color: var(--color);
}

.tile b {
  display: block;
  margin-top: 4px;
  color: var(--faint);
  font-size: 28px;
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}

.tile.lit b {
  color: var(--text);
}

.tile-share {
  color: var(--faint);
  font-family: var(--mono);
  font-size: 11px;
}

.tile.hit {
  animation: hit 0.7s ease-out;
}

.signals {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 18px 0 32px;
}

.signal {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 10px;
  color: var(--dim);
  font-size: 13px;
}

.signal i,
.prob i {
  height: 3px;
  border-radius: 2px;
  background: var(--line);
}

.signal u,
.prob u {
  display: block;
  width: 0;
  height: 100%;
  border-radius: 2px;
  background: var(--dim);
  transition: width 0.3s;
}

.signal b {
  min-width: 34px;
  color: var(--text);
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.last {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 24px;
  min-height: 132px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
}

.last-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--faint);
  font-family: var(--mono);
  font-size: 11.5px;
}

.chip {
  padding: 2px 8px;
  border-radius: 4px;
  background: color-mix(in srgb, var(--color) 16%, transparent);
  color: var(--color);
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 600;
}

.last-text {
  margin-top: 8px;
  -webkit-line-clamp: 3;
  font-size: 14.5px;
  line-height: 1.5;
}

.probs {
  padding-left: 24px;
  border-left: 1px solid var(--line);
}

.prob {
  display: grid;
  grid-template-columns: 1fr 48px 34px;
  align-items: center;
  gap: 8px;
  padding: 3px 0;
  color: var(--dim);
  font-size: 12.5px;
}

.prob b {
  color: var(--text);
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.probs .mono {
  margin: 8px 0 0;
  color: var(--faint);
  font-size: 11px;
}

/* The result */
.result-grid {
  display: grid;
  grid-template-columns: minmax(0, 460px) minmax(0, 1fr);
  align-items: start;
  gap: 56px;
  padding-top: 24px;
}

.card svg {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 20px;
}

#card {
  position: sticky;
  top: 24px;
}

.receipt {
  display: grid;
  grid-template-columns: repeat(4, auto);
  justify-content: start;
  border-block: 1px solid var(--line);
}

.receipt div {
  padding: 14px 28px 14px 0;
}

.receipt div + div {
  padding-left: 28px;
  border-left: 1px solid var(--line);
}

.receipt b {
  display: block;
  font-size: 22px;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}

.receipt span {
  color: var(--faint);
  font-size: 12.5px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 12px;
}

.actions button,
.actions .button {
  padding: 10px 14px;
  font-size: 14px;
}

.cached {
  margin: 0;
  color: var(--faint);
  font-size: 13.5px;
}

.details h3 {
  margin: 40px 0 14px;
}

.example {
  display: block;
  padding: 14px 0;
  border-top: 1px solid var(--line);
  color: var(--text);
  text-decoration: none;
}

.example:hover p {
  color: #fff;
}

.example-head {
  display: flex;
  justify-content: space-between;
  color: var(--dim);
  font-size: 13px;
}

.example-head b {
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

.example p {
  display: -webkit-box;
  margin: 6px 0 0;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  color: var(--dim);
  font-size: 14.5px;
}

.views {
  margin-top: 14px;
}

.views-row {
  display: grid;
  grid-template-columns: 150px 44px 1fr 44px 60px;
  align-items: center;
  gap: 12px;
  padding: 5px 0;
  font-size: 14px;
}

.views-head {
  color: var(--faint);
  font-family: var(--mono);
  font-size: 11px;
}

.views-head span:nth-child(2),
.views-head span:nth-child(5) {
  text-align: right;
}

.views-head span:nth-child(3) {
  text-align: center;
}

.views-row em {
  color: var(--dim);
  font-family: var(--mono);
  font-size: 12px;
  font-style: normal;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

/* The bar grows left or right from the channel median, which is the line in the middle. */
.views-row i {
  position: relative;
  height: 14px;
  background: linear-gradient(var(--faint), var(--faint)) center / 1px 100% no-repeat;
}

.views-row u {
  position: absolute;
  top: 4px;
  height: 6px;
  min-width: 2px;
  border-radius: 3px;
}

.views-note {
  margin-top: 10px;
}

.views-row b {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.method {
  max-width: 62ch;
  margin: 0;
  color: var(--dim);
  font-size: 14px;
}

.method-run {
  margin-top: 10px;
  color: var(--faint);
  font-family: var(--mono);
  font-size: 12px;
}

/* The long part of "How this was counted" unfolds. */
.method-more {
  max-width: 62ch;
  margin-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--dim);
  font-size: 14px;
}

.method-more summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 0;
  color: var(--text);
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}

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

.method-more summary::before {
  content: '+';
  width: 14px;
  color: var(--dim);
  font-family: var(--mono);
  font-weight: 400;
}

.method-more[open] summary::before {
  content: '−';
}

.method-more summary:hover::before {
  color: var(--text);
}

.method-more h4 {
  margin: 18px 0 10px;
  color: var(--text);
  font-size: 14px;
}

.method-list {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 10px 16px;
  margin: 0;
}

.method-list dt {
  color: var(--text);
}

.method-list dd {
  margin: 0;
  text-wrap: pretty;
}

.method-kinds {
  gap: 6px 16px;
}

.method-kinds dt::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--kind);
}

.method-limits {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 18px;
}

@keyframes hit {
  from {
    border-color: var(--color);
    background: color-mix(in srgb, var(--color) 20%, var(--panel));
  }
}

@keyframes arrive {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
}

@keyframes pulse {
  50% {
    opacity: 0.3;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}

@media (max-width: 960px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 40px;
    padding-block: 32px 48px;
  }

  .sample {
    max-width: 320px;
  }

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

  .bench,
  .result-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  #card {
    position: static;
    max-width: 460px;
  }

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

  .kpi:nth-child(3) {
    padding-left: 0;
    border-left: 0;
  }

  .kpi:nth-child(n + 3) {
    border-top: 1px solid var(--line);
  }

  .feed {
    grid-template-rows: repeat(2, 76px);
  }

  .feed .post:nth-child(n + 3) {
    display: none;
  }
}

@media (max-width: 640px) {
  main,
  .top,
  .foot {
    padding-inline: 16px;
  }

  form {
    flex-direction: column;
  }

  .steps,
  .channels {
    grid-template-columns: 1fr;
  }

  /* Nine tiles in one column push the explanation off a phone: four are enough there. */
  .channel:nth-child(n + 5) {
    display: none;
  }

  .steps li,
  .steps li + li {
    padding: 20px 0 4px;
    border-left: 0;
  }

  .steps li + li {
    margin-top: 16px;
    border-top: 1px solid var(--line);
  }

  .kpi {
    padding: 16px 12px 14px 0;
  }

  .kpi + .kpi {
    padding-left: 12px;
  }

  .kpi:nth-child(3) {
    padding-left: 0;
  }

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

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

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

  .probs {
    padding: 12px 0 0;
    border-top: 1px solid var(--line);
    border-left: 0;
  }

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

  .receipt div:nth-child(3) {
    padding-left: 0;
    border-left: 0;
  }

  .receipt div:nth-child(n + 3) {
    border-top: 1px solid var(--line);
  }

  .method-list {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .method-list dd {
    margin-bottom: 10px;
  }

  .views-row {
    grid-template-columns: 112px 34px 1fr 40px 52px;
    gap: 8px;
    font-size: 13px;
  }
}