/* Components. Semantic tokens only (tokens.css); no raw colours here. */
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  min-height: 100vh;
  color: var(--color-text);
  font: 15px/1.55 var(--font-body);
  background: linear-gradient(
    180deg,
    var(--color-bg-dawn) 0%,
    var(--color-bg) 35%,
    var(--color-bg-dusk) 100%
  );
}
a {
  color: var(--color-accent);
}
code {
  font: 500 0.9em var(--font-mono);
}

/* ---------- shell ---------- */
.top {
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 18px 40px;
  border-bottom: 1px solid var(--color-line);
  background: color-mix(in srgb, var(--color-surface) 70%, transparent);
  backdrop-filter: blur(6px);
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font: 700 18px/1.2 var(--font-head);
  color: var(--color-text);
  text-decoration: none;
}
.brand small {
  display: block;
  font: 500 11px var(--font-mono);
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.mark-core {
  fill: var(--color-accent);
}
.mark-ring {
  fill: none;
  stroke: var(--color-accent-warm);
  stroke-width: 1.6;
}
.nav {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}
.nav a {
  padding: 7px 14px;
  border-radius: 999px;
  color: var(--color-text-muted);
  text-decoration: none;
  font-weight: 500;
}
.nav a:hover {
  color: var(--color-text);
}
.nav a[aria-current='page'] {
  background: var(--color-glow);
  color: var(--color-accent);
}
.top .ver {
  margin-left: auto;
  font: 500 12px var(--font-mono);
  color: var(--color-text-muted);
}
main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 40px 64px;
}
.foot {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px 40px;
}
.link-button {
  border: 0;
  padding: 0;
  background: none;
  color: var(--color-text-muted);
  font: inherit;
  font-size: 13px;
  text-decoration: underline;
  cursor: pointer;
}

/* ---------- page heads ---------- */
.page-head h1 {
  margin: 0 0 6px;
  font: 700 30px/1.15 var(--font-head);
}
.page-head p,
.lead {
  margin: 0 0 20px;
  color: var(--color-text-muted);
  max-width: 680px;
}
.filters {
  display: flex;
  gap: 6px;
  margin: 0 0 18px;
  flex-wrap: wrap;
}
.filters a {
  padding: 5px 12px;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 13px;
  background: var(--color-surface);
}
.filters a[aria-current='true'] {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: var(--color-glow);
}
.empty {
  color: var(--color-text-muted);
  font-style: italic;
}

/* ---------- hero ---------- */
.hero {
  display: grid;
  grid-template-columns: 1fr 220px;
  gap: 32px;
  align-items: center;
  padding: 28px 32px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  box-shadow: 0 10px 40px -20px var(--color-glow);
}
.hero h1 {
  margin: 0 0 6px;
  font: 700 34px/1.15 var(--font-head);
}
.hero p {
  margin: 0;
  color: var(--color-text-muted);
  max-width: 620px;
}
.meters {
  display: flex;
  gap: 18px;
  margin-top: 20px;
  flex-wrap: wrap;
}
.meter {
  min-width: 130px;
}
.meter .label {
  display: block;
  font: 600 11px var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}
.meter b {
  font: 600 13px var(--font-mono);
}
.bar {
  height: 6px;
  margin-top: 6px;
  background: var(--color-surface-sunk);
  border-radius: 99px;
  overflow: hidden;
}
.bar i {
  display: block;
  height: 100%;
  background: linear-gradient(
    90deg,
    var(--color-accent-warm),
    var(--color-accent)
  );
  border-radius: 99px;
}
.planet {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  position: relative;
  background: radial-gradient(
    circle at 32% 30%,
    var(--color-planet-rust) 0%,
    var(--color-planet-sea) 62%,
    var(--color-planet-shade) 100%
  );
  box-shadow:
    0 0 0 10px var(--color-planet-atmo),
    0 0 60px 10px var(--color-planet-atmo),
    inset -30px -20px 60px var(--color-planet-shade);
}
.planet::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background:
    radial-gradient(
      ellipse 40px 22px at 60% 62%,
      var(--color-planet-life) 0%,
      transparent 70%
    ),
    radial-gradient(
      ellipse 30px 16px at 38% 72%,
      var(--color-planet-life) 0%,
      transparent 70%
    ),
    radial-gradient(
      ellipse 60px 18px at 50% 8%,
      var(--color-planet-cloud) 0%,
      transparent 70%
    );
  opacity: 0.9;
}

/* ---------- cards ---------- */
.grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 24px;
  margin-top: 24px;
}
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 22px 24px;
}
.card h2 {
  margin: 0 0 4px;
  font: 700 20px var(--font-head);
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.card h2 span {
  font: 500 12px var(--font-mono);
  color: var(--color-text-muted);
}
.card .sub {
  color: var(--color-text-muted);
  margin: 0 0 16px;
  font-size: 13px;
}
.more {
  display: inline-block;
  margin-top: 14px;
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
}

/* ---------- phases and items ---------- */
.phase {
  margin-top: 14px;
  border: 1px solid var(--color-line);
  border-radius: calc(var(--radius) - 4px);
  overflow: hidden;
  background: var(--color-surface);
}
.phase-h {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--color-surface-sunk);
}
.phase-h b {
  font: 600 15px var(--font-head);
}
.phase-h .tag {
  font: 600 11px var(--font-mono);
  color: var(--color-accent);
  letter-spacing: 0.06em;
}
.phase-h .prog {
  margin-left: auto;
  font: 500 12px var(--font-mono);
  color: var(--color-text-muted);
}
.pbar {
  width: 90px;
  height: 5px;
  background: var(--color-line);
  border-radius: 99px;
  overflow: hidden;
}
.pbar i {
  display: block;
  height: 100%;
  background: var(--color-status-done);
}
.item {
  display: grid;
  grid-template-columns: 44px 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 10px 16px;
  border-top: 1px solid var(--color-line);
}
.item > code {
  font: 600 12px var(--font-mono);
  color: var(--color-text-muted);
}
.item .t {
  font-weight: 500;
}
.item .t small {
  display: block;
  color: var(--color-text-muted);
  font-weight: 400;
  font-size: 12px;
}
.slices {
  grid-column: 2 / -1;
  display: grid;
  gap: 6px;
  margin: 2px 0 4px;
}
.slice {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  padding: 6px 10px;
  border-radius: 10px;
  background: var(--color-bg);
  font-size: 13px;
}
.slice code {
  color: var(--color-text-muted);
}
.slice .chip {
  margin-left: auto;
}
.item .meta {
  grid-column: 2 / -1;
  font-size: 12px;
  color: var(--color-text-muted);
}
.item .note {
  grid-column: 2 / -1;
  font-size: 13px;
  color: var(--color-text-muted);
}
.item .note p {
  margin: 0 0 6px;
}

/* ---------- chips ---------- */
.chip {
  font: 600 11px var(--font-mono);
  padding: 3px 9px;
  border-radius: 99px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}
.chip.done {
  background: color-mix(in srgb, var(--color-status-done) 18%, transparent);
  color: var(--color-status-done);
}
.chip.wip {
  background: color-mix(in srgb, var(--color-status-building) 20%, transparent);
  color: var(--color-status-building);
}
.chip.todo {
  background: color-mix(in srgb, var(--color-status-planned) 22%, transparent);
  color: var(--color-text-muted);
}
.chip.off {
  background: color-mix(in srgb, var(--color-status-dropped) 16%, transparent);
  color: var(--color-status-dropped);
  text-decoration: line-through;
}

/* ---------- decisions and questions ---------- */
.dec {
  padding: 12px 0;
  border-top: 1px solid var(--color-line);
  display: grid;
  grid-template-columns: 50px 1fr;
  gap: 10px;
}
.dec:first-of-type {
  border-top: 0;
}
.dec > code,
.dec > a > code {
  font: 700 13px var(--font-mono);
  color: var(--color-accent);
}
.dec b {
  font-weight: 600;
}
.dec .excerpt {
  margin: 2px 0 0;
  color: var(--color-text-muted);
  font-size: 13px;
}
.register .dec {
  grid-template-columns: 64px 1fr;
  padding: 18px 0;
}
.register .dec:target {
  background: var(--color-glow);
  border-radius: 12px;
  padding-inline: 10px;
}
.register .head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}
.register .head b {
  font-size: 17px;
}
.body {
  color: var(--color-text);
}
.body p {
  margin: 6px 0;
}
.body ul {
  margin: 6px 0;
  padding-left: 20px;
}
.body code {
  padding: 1px 5px;
  border-radius: 6px;
  background: var(--color-surface-sunk);
}
.extras {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  font-size: 12px;
  color: var(--color-text-muted);
}

/* ---------- versioning ---------- */
.vers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 24px;
}
.ver-c {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 16px 20px;
}
.ver-c .label {
  font: 600 11px var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}
.ver-c .value {
  font: 700 24px var(--font-mono);
  margin-top: 4px;
}
.ver-c small {
  color: var(--color-text-muted);
}
.release {
  margin: 12px 0 0;
  font: 500 12px var(--font-mono);
  color: var(--color-text-muted);
}
.table-wrap {
  overflow-x: auto;
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
th {
  text-align: left;
  font: 600 11px var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  padding: 8px 10px;
  border-bottom: 1px solid var(--color-line);
}
td {
  padding: 9px 10px;
  border-bottom: 1px solid var(--color-line);
  vertical-align: top;
}
td code {
  color: var(--color-text);
}
.problems {
  margin: 0;
  padding-left: 20px;
  color: var(--color-status-building);
}
.section {
  margin-top: 24px;
}

/* ---------- sign in and 404 ---------- */
.narrow {
  max-width: 440px;
  margin: 10vh auto 0;
}
.form {
  display: grid;
  gap: 10px;
}
.form label {
  font: 600 11px var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}
.form input {
  padding: 10px 12px;
  border: 1px solid var(--color-line);
  border-radius: 12px;
  background: var(--color-bg);
  color: var(--color-text);
  font: 14px var(--font-mono);
}
.form input:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 1px;
}
.button {
  padding: 10px 16px;
  border: 0;
  border-radius: 999px;
  background: var(--color-accent);
  color: var(--color-on-accent);
  font: 600 14px var(--font-body);
  cursor: pointer;
}
.error {
  margin: 0;
  color: var(--color-status-building);
  font-weight: 500;
}

@media (max-width: 900px) {
  .top {
    flex-wrap: wrap;
    padding: 14px 16px;
    gap: 12px;
  }
  .top .ver {
    margin-left: 0;
  }
  main,
  .foot {
    padding-inline: 16px;
  }
  .hero,
  .grid,
  .vers {
    grid-template-columns: 1fr;
  }
  .planet {
    display: none;
  }
}