/*
 * design-system.css — documentation layout for design-system.html.
 * Components themselves come from components.css; tokens from tokens.css.
 */
html,
body {
  margin: 0;
  background: var(--color-bg);
}
body {
  font-family: var(--font-family-mono);
  font-size: var(--font-size-base);
  color: var(--color-hud-green);
  line-height: 1.5;
}
*,
*::before,
*::after {
  box-sizing: border-box;
}
a {
  color: var(--color-hud-amber);
}

.page {
  max-width: 1040px;
  margin: 0 auto;
  padding: 40px 24px 100px;
}

header.top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
  flex-wrap: wrap;
  border-bottom: var(--border-width) solid var(--border-color);
  padding-bottom: 24px;
  margin-bottom: 40px;
}
header.top h1 {
  margin: 0 0 8px;
  font-size: var(--font-size-heading);
  letter-spacing: 4px;
}
header.top .sub {
  margin: 0;
  letter-spacing: 2px;
  color: var(--color-hud-dim);
  max-width: 560px;
}
header.top .btn {
  text-decoration: none;
  display: inline-block;
}

section {
  margin-bottom: 56px;
}
section > h2 {
  font-size: var(--font-size-base);
  letter-spacing: 3px;
  color: var(--color-hud-amber);
  margin: 0 0 4px;
}
section > .section-desc {
  color: var(--color-hud-dim);
  margin: 0 0 20px;
  max-width: 720px;
}
code {
  font-family: var(--font-family-mono);
  font-size: var(--font-size-base);
  background: var(--color-tint);
  border: var(--border-width) solid var(--border-color);
  border-radius: 3px;
  padding: 1px 6px;
}

/* ---------- Color swatches ---------- */
.swatch-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
}
.swatch {
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-panel);
  overflow: hidden;
  background: var(--color-panel-bg);
}
.swatch .chip {
  height: 56px;
  border-bottom: var(--border-width) solid var(--border-color);
  /* checker shows through translucent colors */
  background-image:
    linear-gradient(var(--chip), var(--chip)),
    repeating-conic-gradient(#1d221c 0 25%, #121611 0 50%);
  background-size: auto, 12px 12px;
}
.swatch .meta {
  padding: 10px 12px;
}
.swatch .name {
  display: block;
  font-weight: var(--font-weight-bold);
  margin-bottom: 2px;
  overflow-wrap: anywhere;
}
.swatch .value,
.swatch .desc {
  display: block;
  color: var(--color-hud-dim);
  word-break: break-all;
}
.swatch .desc {
  font-size: var(--font-size-small);
  margin-top: 4px;
  word-break: normal;
}

/* ---------- Type scale ---------- */
.type-row {
  display: flex;
  align-items: baseline;
  gap: 24px;
  border-bottom: 1px dashed var(--color-hairline);
  padding: 14px 0;
}
.type-row .label {
  width: 240px;
  flex-shrink: 0;
  color: var(--color-hud-dim);
}

/* ---------- Token tables ---------- */
.table-wrap {
  overflow-x: auto;
}
.token-table {
  width: 100%;
  border-collapse: collapse;
}
.token-table th,
.token-table td {
  text-align: left;
  padding: 8px 12px;
  border-bottom: 1px dashed var(--color-hairline);
  vertical-align: top;
}
.token-table th {
  color: var(--color-hud-amber);
  letter-spacing: 1px;
}
.token-table td.k {
  color: var(--color-hud-dim);
}
.token-table td.v {
  font-weight: var(--font-weight-bold);
}

/* ---------- Demo stages ---------- */
.demo-stage {
  position: relative;
  background:
    radial-gradient(circle at 20% 20%, rgba(195, 206, 199, 0.05), transparent 60%),
    var(--color-stage-bg);
  border: var(--border-width) solid var(--border-color);
  border-radius: var(--radius-overlay);
  padding: 28px;
  margin-bottom: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: flex-start;
}
.demo-stage .speed-bar {
  min-width: 220px;
}
.demo-stage .stat-list {
  min-width: 280px;
}
.demo-stage .stat-line {
  min-width: 0;
}
.demo-stage .panel {
  padding: 26px 34px;
  min-width: 280px;
}
.demo-stage .panel h1 {
  font-size: var(--font-size-subheading);
  margin-bottom: 6px;
}
.demo-stage .panel .sub {
  margin: 0;
}
.demo-stage .map-pick-list {
  min-width: 280px;
  max-width: 320px;
}
.demo-stage .map-pick:first-child {
  margin-top: 0;
}

/* ---------- Map thumbnails ---------- */
.map-thumb-col {
  text-align: center;
}
.map-thumb {
  display: block;
  width: 130px;
  height: 130px;
  border-radius: var(--radius-panel);
  border: var(--border-width) solid var(--border-color);
  background: var(--color-offlimits);
}
.map-thumb-col .mt-label {
  display: block;
  margin-top: 8px;
  font-size: var(--font-size-caption);
  letter-spacing: 1px;
  color: var(--color-hud-dim);
}
.map-thumb-col .mt-label b {
  color: var(--color-hud-amber);
}

/* ---------- Flash states ---------- */
.flash-demo {
  display: flex;
  gap: 12px;
}
.flash-demo .swatch-sm {
  width: 90px;
  height: 60px;
  border-radius: var(--radius-panel);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-bold);
  color: var(--color-on-green);
}

footer {
  border-top: var(--border-width) solid var(--border-color);
  padding-top: 24px;
  color: var(--color-hud-dim);
}

@media (max-width: 600px) {
  .type-row {
    flex-direction: column;
    gap: 4px;
  }
  .type-row .label {
    width: auto;
  }
}