@import url('https://fonts.googleapis.com/css2?family=Inter:wght@100..900&display=swap');

:root {
  color-scheme: dark;
  --ink: #0e0e10;
  --surface: #161618;
  --raised: #1f1f23;
  --top: #2a2a2e;
  --signal: #53fc18;
  --paper: #ffffff;
  --muted: #a6a6ad;
  --live: #ff1f44;
  --blue: #3ea6ff;
  --gold: #ffc700;
  --pink: #ff4fd8;
  --line: #343439;
  --content: 1160px;
  --measure: 68ch;
}

* { box-sizing: border-box; }

html {
  background: var(--ink);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background: var(--ink);
  color: var(--paper);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.55;
  padding-bottom: 104px;
}

a {
  color: var(--signal);
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 3px solid var(--signal);
  outline-offset: 3px;
}

button,
input,
select { font: inherit; }

button,
a[data-button] {
  align-items: center;
  background: var(--signal);
  border: 1px solid var(--signal);
  border-radius: 6px;
  color: var(--ink);
  cursor: pointer;
  display: inline-flex;
  font-size: 15px;
  font-weight: 800;
  justify-content: center;
  min-height: 48px;
  padding: 10px 16px;
  text-decoration: none;
}

button:active,
a[data-button]:active,
a[data-card]:active { transform: scale(.98); }

button[data-button="quiet"],
a[data-button="quiet"] {
  background: transparent;
  border-color: var(--top);
  color: var(--paper);
}

[data-site-header] {
  align-items: center;
  display: flex;
  justify-content: space-between;
  margin: 0 auto;
  max-width: var(--content);
  min-height: 76px;
  padding: 12px 20px;
}

[data-site-header] > a {
  align-items: center;
  display: inline-flex;
  gap: 10px;
  min-height: 48px;
  text-decoration: none;
}

[data-site-header] > a > span {
  align-items: center;
  border: 2px solid var(--signal);
  border-radius: 50%;
  color: var(--signal);
  display: inline-flex;
  font-weight: 900;
  height: 38px;
  justify-content: center;
  width: 38px;
}

[data-site-header] strong {
  color: var(--paper);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: .03em;
}

[data-site-header] p {
  color: var(--muted);
  font-size: 16px;
  margin: 0;
}

main {
  margin: 0 auto;
  max-width: var(--content);
  padding: 16px 20px 64px;
}

main > section {
  border-top: 1px solid var(--line);
  display: grid;
  gap: 14px;
  grid-template-columns: minmax(160px, 240px) minmax(0, 1fr);
  margin-top: 28px;
  padding: 34px 0 42px;
}

main > section > :not([data-rail]) { grid-column: 2; }
main > section > [data-rail] { grid-column: 1; grid-row: 1 / span 8; }

[data-intro],
[data-hero] {
  border-top: 0;
  margin-top: 0;
}

[data-intro] {
  background: var(--surface);
  border-radius: 8px;
  min-height: 270px;
  padding: 42px;
}

[data-intro] > * { grid-column: 1 / -1; }

[data-hero] {
  display: block;
  padding-top: 20px;
}

[data-hero] > div:first-child {
  max-width: 860px;
  padding: 28px 0 32px;
}

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

h1 {
  font-size: 32px;
  font-variation-settings: "wght" 900;
  font-weight: 900;
  letter-spacing: -.5px;
  line-height: 1.05;
  margin-bottom: 20px;
  max-width: 22ch;
}

h2 {
  font-size: 20px;
  font-variation-settings: "wght" 800;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 4px;
  max-width: 42ch;
}

h3 {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 8px;
}

p,
li,
dd,
blockquote,
label,
legend { font-size: 16px; }

main p,
main blockquote,
main ul,
main ol,
main dl { max-width: var(--measure); }

[data-lede] {
  color: #dedee3;
  font-size: 19px;
  line-height: 1.48;
  margin-bottom: 22px;
  max-width: 62ch;
}

[data-kicker],
[data-rail] {
  color: var(--signal);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .12em;
  line-height: 1.3;
  margin-bottom: 8px;
  text-transform: uppercase;
}

[data-actions] {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

[data-media] {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px 8px 0 0;
  margin: 0;
  overflow: hidden;
}

[data-signal-map] {
  align-items: center;
  aspect-ratio: 16 / 9;
  background:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px),
    var(--ink);
  background-size: 52px 52px;
  display: grid;
  grid-template-columns: 1.2fr .6fr 1.2fr .6fr 1.2fr .6fr 1.2fr .6fr 1.2fr;
  min-height: 340px;
  padding: 8%;
}

[data-signal-map] span {
  align-items: center;
  background: var(--raised);
  border: 1px solid var(--top);
  border-radius: 6px;
  display: flex;
  font-size: 12px;
  font-weight: 800;
  justify-content: center;
  letter-spacing: .05em;
  min-height: 58px;
  padding: 8px;
  text-align: center;
}

[data-signal-map] span[data-node="search"],
[data-signal-map] span[data-node="finish"] {
  background: var(--signal);
  border-color: var(--signal);
  color: var(--ink);
}

[data-signal-map] i {
  background: var(--signal);
  height: 2px;
  opacity: .8;
}

[data-media] figcaption {
  color: var(--muted);
  font-size: 16px;
  padding: 14px 16px;
}

[data-channel] {
  align-items: center;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 12px;
  grid-template-columns: auto 1fr auto;
  min-height: 76px;
  padding: 12px 16px;
}

[data-channel] > span:nth-child(2) { display: grid; }
[data-channel] small { color: var(--muted); font-size: 12px; font-weight: 800; letter-spacing: .05em; }
[data-avatar] {
  align-items: center;
  border: 2px solid var(--signal);
  border-radius: 50%;
  color: var(--signal);
  display: flex;
  font-weight: 900;
  height: 44px;
  justify-content: center;
  width: 44px;
}

[data-feed] {
  background: var(--surface);
  list-style: none;
  margin: 0;
  max-width: none;
  padding: 14px 16px 16px;
}

[data-feed] li {
  align-items: baseline;
  animation: line-in 120ms ease-out both;
  border-bottom: 1px solid #242428;
  display: grid;
  gap: 9px;
  grid-template-columns: auto 58px minmax(0, 1fr);
  line-height: 1.35;
  min-height: 44px;
  padding: 9px 0;
}

[data-feed] li:nth-child(2) { animation-delay: 30ms; }
[data-feed] li:nth-child(3) { animation-delay: 60ms; }
[data-feed] li:nth-child(4) { animation-delay: 90ms; }

@keyframes line-in {
  from { opacity: 0; transform: translateY(5px); }
  to { opacity: 1; transform: translateY(0); }
}

[data-badge] {
  background: var(--top);
  border-radius: 3px;
  color: var(--muted);
  display: inline-flex;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .05em;
  line-height: 1;
  padding: 5px 6px;
  text-transform: uppercase;
}

[data-role="blue"] { color: var(--blue); }
[data-role="gold"] { color: var(--gold); }
[data-role="pink"] { color: var(--pink); }

[data-grid],
[data-card-grid],
[data-board-map] {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-width: 860px;
}

article,
[data-card],
[data-terms] > div {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
}

article p { margin-bottom: 0; }

[data-index] {
  color: var(--muted);
  display: block;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .08em;
  margin-bottom: 14px;
}

[data-card] {
  color: var(--paper);
  display: grid;
  gap: 9px;
  min-height: 158px;
  text-decoration: none;
  transition: transform 80ms ease;
}

[data-card] strong { font-size: 18px; line-height: 1.25; }
[data-card] span:last-child { color: var(--muted); font-size: 16px; }

[data-next] {
  align-items: center;
  background: var(--raised);
  border-left: 4px solid var(--signal);
  border-radius: 0 6px 6px 0;
  color: var(--paper);
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
  max-width: 680px;
  min-height: 60px;
  padding: 8px 14px;
  text-decoration: none;
}

[data-next]::after { color: var(--signal); content: '→'; font-size: 24px; }
[data-next] > span { font-size: 16px; font-weight: 800; }
[data-next] small { color: var(--muted); font-size: 16px; margin-left: auto; margin-right: 20px; }

[data-lanes],
[data-decision] {
  counter-reset: steps;
  display: grid;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

[data-lanes] li,
[data-decision] li {
  background: var(--surface);
  border-left: 4px solid var(--signal);
  border-radius: 0 8px 8px 0;
  counter-increment: steps;
  display: grid;
  gap: 6px;
  padding: 15px 18px;
}

[data-lanes] li > span,
[data-board-map] article > span {
  color: var(--signal);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .08em;
}

[data-lanes] p { color: var(--muted); margin: 0; }

[data-decision] li {
  align-items: center;
  grid-template-columns: 120px minmax(0, 1fr);
  min-height: 64px;
}

[data-decision] strong { font-size: 16px; }

[data-terms] {
  display: grid;
  gap: 10px;
  margin: 0;
}

[data-terms] dt { color: var(--signal); font-size: 16px; font-weight: 800; margin-bottom: 6px; }
[data-terms] dd { color: #dedee3; margin: 0; }

aside,
blockquote,
[data-question-output] {
  background: var(--raised);
  border-left: 4px solid var(--signal);
  margin: 0;
  max-width: 680px;
  padding: 18px;
}

aside p,
blockquote,
[data-question-output] p { margin-bottom: 0; }

[data-checklist],
[data-prompts] {
  list-style: none;
  margin: 0;
  padding: 0;
}

[data-checklist] li,
[data-prompts] li {
  align-items: center;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  display: flex;
  min-height: 52px;
  padding: 10px 14px 10px 42px;
  position: relative;
}

[data-checklist] li::before,
[data-prompts] li::before {
  border: 2px solid var(--signal);
  border-radius: 3px;
  content: '';
  height: 14px;
  left: 14px;
  position: absolute;
  width: 14px;
}

[data-cost-stack] {
  display: grid;
  gap: 3px;
  max-width: 680px;
}

[data-cost-stack] span {
  background: var(--surface);
  border-left: 7px solid var(--signal);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .05em;
  padding: 12px 16px;
}

[data-cost-stack] span:nth-child(2) { background: #19191c; }
[data-cost-stack] span:nth-child(3) { background: #1c1c20; }
[data-cost-stack] span:nth-child(4) { background: var(--raised); }
[data-cost-stack] span:nth-child(5) { background: var(--top); }

form[data-cost-form] {
  display: grid;
  gap: 12px;
  max-width: 800px;
}

fieldset {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  display: grid;
  gap: 6px;
  margin: 0;
  min-width: 0;
  padding: 14px;
}

legend { font-weight: 800; padding: 0 8px; }

label {
  align-items: center;
  background: var(--raised);
  border-radius: 6px;
  display: flex;
  gap: 10px;
  min-height: 48px;
  padding: 8px 12px;
}

input[type="radio"] {
  accent-color: var(--signal);
  flex: none;
  height: 40px;
  margin: 0;
  width: 40px;
}

[data-question-output] { margin-top: 12px; }
[data-question-output][data-built="true"] { animation: pop-in 200ms ease-out; }
[data-question-output] h3 { color: var(--signal); }
[data-question-output] ul { margin-bottom: 0; padding-left: 20px; }
[data-question-output] li + li { margin-top: 9px; }

@keyframes pop-in {
  0% { opacity: 0; transform: scale(1); }
  55% { opacity: 1; transform: scale(1.06); }
  100% { opacity: 1; transform: scale(1); }
}

[data-source-list] {
  display: grid;
  gap: 8px;
  max-width: 800px;
}

[data-source-list] a {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--paper);
  display: grid;
  min-height: 70px;
  padding: 12px 16px;
  text-decoration: none;
}

[data-source-list] a::after { color: var(--signal); content: '↗'; grid-column: 2; grid-row: 1 / 3; }
[data-source-list] span { color: var(--muted); font-size: 16px; }

[data-board-map] { grid-template-columns: repeat(3, minmax(0, 1fr)); }
[data-board-map] strong { display: block; margin: 8px 0; }

[data-alert] {
  background: var(--surface);
  border: 1px solid var(--live);
  border-radius: 8px;
  padding-left: 24px;
  padding-right: 24px;
}

footer {
  border-top: 1px solid var(--line);
  margin: 0 auto;
  max-width: var(--content);
  padding: 34px 20px 46px;
}

footer > p {
  font-size: 16px;
  font-weight: 700;
  max-width: var(--measure);
}

footer nav {
  display: grid;
  gap: 4px 12px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 22px 0;
}

footer nav a {
  align-items: center;
  color: var(--muted);
  display: flex;
  font-size: 16px;
  min-height: 44px;
}

footer small { color: var(--muted); font-size: 16px; }

[data-dock] {
  align-items: stretch;
  background: var(--top);
  border: 1px solid #414147;
  border-radius: 12px 12px 0 0;
  bottom: 0;
  box-shadow: 0 -12px 32px rgba(0, 0, 0, .35);
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  left: 50%;
  max-width: 680px;
  padding: 6px;
  position: fixed;
  transform: translateX(-50%);
  width: calc(100% - 24px);
  z-index: 20;
}

[data-dock] a {
  align-items: center;
  border-radius: 6px;
  color: var(--paper);
  display: flex;
  font-size: 16px;
  font-weight: 800;
  justify-content: center;
  min-height: 52px;
  padding: 6px;
  text-align: center;
  text-decoration: none;
}

[data-dock] a:hover,
[data-dock] a:focus-visible { background: var(--signal); color: var(--ink); }

@media (max-width: 760px) {
  [data-site-header] { padding-left: 16px; padding-right: 16px; }
  [data-site-header] p { display: none; }
  [data-site-header] strong { font-size: 13px; }
  main { padding: 4px 16px 44px; }
  main > section,
  [data-intro] {
    display: block;
    padding: 28px 0 32px;
  }
  [data-intro] {
    margin-left: -16px;
    margin-right: -16px;
    min-height: 0;
    padding-left: 16px;
    padding-right: 16px;
  }
  [data-rail] { margin-bottom: 12px; }
  [data-grid],
  [data-card-grid],
  [data-board-map] { grid-template-columns: 1fr; }
  [data-signal-map] {
    aspect-ratio: auto;
    grid-template-columns: 1fr;
    min-height: 380px;
    padding: 24px;
  }
  [data-signal-map] i { height: 24px; justify-self: center; width: 2px; }
  [data-channel] { grid-template-columns: auto 1fr; }
  [data-channel] a { grid-column: 1 / -1; width: 100%; }
  [data-feed] li { align-items: start; grid-template-columns: auto 1fr; }
  [data-feed] li span:last-child { grid-column: 1 / -1; }
  [data-next] { align-items: flex-start; flex-direction: column; padding-right: 42px; position: relative; }
  [data-next] small { margin: 0; }
  [data-next]::after { position: absolute; right: 14px; top: 13px; }
  [data-decision] li { grid-template-columns: 1fr; }
  footer nav { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 420px) {
  [data-dock] { width: calc(100% - 12px); }
  [data-dock] a { font-size: 14px; min-width: 0; }
  [data-actions] > * { width: 100%; }
  footer nav { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}