/* Useful Data Resources - styles
   Tokens and base styles follow shortages.paul-bruno.com so the two pages match. */

:root {
  color-scheme: light;
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #6f6e69;
  --grid: #e1e0d9;
  --baseline: #c3c2b7;
  --border: rgba(11, 11, 11, 0.10);
  --accent: #1c5cab;
  --wash: #eef4fc;
  --chip: rgba(11, 11, 11, 0.05);

  --open: #127a55;
  --reg: #8a5d00;
  --restricted: #b8461b;
  --mixed: #6f6e69;

  --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --page: #0d0d0d; --surface: #1a1a19; --ink: #ffffff; --ink-2: #c3c2b7; --muted: #a3a29b;
    --grid: #2c2c2a; --baseline: #383835; --border: rgba(255, 255, 255, 0.10);
    --accent: #86b6ef; --wash: #16253a; --chip: rgba(255, 255, 255, 0.07);
    --open: #4fc796; --reg: #e0b14a; --restricted: #ef8a5e; --mixed: #a3a29b;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0d0d0d; --surface: #1a1a19; --ink: #ffffff; --ink-2: #c3c2b7; --muted: #a3a29b;
  --grid: #2c2c2a; --baseline: #383835; --border: rgba(255, 255, 255, 0.10);
  --accent: #86b6ef; --wash: #16253a; --chip: rgba(255, 255, 255, 0.07);
  --open: #4fc796; --reg: #e0b14a; --restricted: #ef8a5e; --mixed: #a3a29b;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 56px; }
body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font: 16px/1.6 var(--font);
  -webkit-text-size-adjust: 100%;
}
a { color: var(--accent); text-underline-offset: 2px; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 16px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 8px; top: 8px; background: var(--surface); padding: 8px; z-index: 10; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.small { font-size: 13px; color: var(--muted); }

/* Header ------------------------------------------------------------------ */
.site-header { padding: 40px 0 24px; border-bottom: 1px solid var(--grid); }
.crumb { margin: 0 0 12px; font-size: 14px; color: var(--muted); }
.crumb a { color: var(--ink-2); text-decoration: none; }
.crumb a:hover { text-decoration: underline; }
h1 { font-size: clamp(28px, 4.4vw, 42px); line-height: 1.15; margin: 0 0 12px; letter-spacing: -0.01em; text-wrap: balance; }
.dek { font-size: 19px; color: var(--ink-2); margin: 0 0 12px; max-width: 760px; }
.stamp { font-size: 14px; color: var(--muted); margin: 0; }

.toc {
  position: sticky; top: 0; z-index: 5;
  background: color-mix(in srgb, var(--page) 92%, transparent);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--grid);
}
.toc .wrap { display: flex; gap: 4px 18px; overflow-x: auto; padding-top: 10px; padding-bottom: 10px; white-space: nowrap; scrollbar-width: none; }
.toc a { font-size: 14px; color: var(--ink-2); text-decoration: none; }
.toc a:hover { color: var(--ink); }

/* Sections ---------------------------------------------------------------- */
section { padding: 48px 0 8px; }
h2 { font-size: 26px; line-height: 1.25; margin: 0 0 12px; letter-spacing: -0.005em; }
.lede { max-width: 760px; color: var(--ink-2); margin: 0 0 20px; }

/* Start here -------------------------------------------------------------- */
.start-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 12px; }
.start-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
  padding: 16px 18px; display: flex; flex-direction: column; gap: 6px; min-width: 0;
}
.start-card h3 { font-size: 17px; line-height: 1.35; margin: 0; }
.start-card h3 a { text-decoration: none; }
.start-card h3 a:hover { text-decoration: underline; }
.start-card p { margin: 0; font-size: 14.5px; color: var(--ink-2); line-height: 1.5; }
.start-card .meta { margin-top: auto; padding-top: 4px; }

/* Finder ------------------------------------------------------------------ */
.finder {
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
  padding: 14px 16px 10px; margin: 0 0 16px;
}
.search {
  display: flex; align-items: center; gap: 8px; color: var(--muted);
  border: 1px solid var(--baseline); border-radius: 8px; padding: 0 10px; background: var(--page);
}
.search:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px var(--wash); }
.search input {
  flex: 1; min-width: 0; font: inherit; font-size: 16px; color: var(--ink);
  background: transparent; border: 0; padding: 10px 0; outline: none;
}
.controls { display: flex; flex-wrap: wrap; gap: 10px 16px; align-items: center; margin: 12px 0 0; }
.controls label { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; color: var(--ink-2); }
.controls select {
  font: inherit; font-size: 14px; color: var(--ink); background-color: var(--surface);
  border: 1px solid var(--baseline); border-radius: 8px; padding: 6px 28px 6px 10px; max-width: 220px;
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--ink-2) 50%), linear-gradient(135deg, var(--ink-2) 50%, transparent 50%);
  background-position: calc(100% - 15px) 55%, calc(100% - 10px) 55%;
  background-size: 5px 5px; background-repeat: no-repeat;
}
.controls select.on { border-color: var(--accent); background-color: var(--wash); }
.result-bar { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 16px; margin: 10px 0 0; }
.count { margin: 0; font-size: 14px; color: var(--muted); }
.linkish {
  font: inherit; font-size: 14px; color: var(--accent); background: none; border: 0; padding: 0;
  cursor: pointer; text-decoration: underline; text-underline-offset: 2px;
}

/* Results ----------------------------------------------------------------- */
.results { list-style: none; margin: 0; padding: 0; }
.result {
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
  padding: 14px 18px 12px; margin: 0 0 10px; min-width: 0;
}
.result h3 { font-size: 17px; line-height: 1.35; margin: 0 0 4px; overflow-wrap: anywhere; }
.result h3 a { text-decoration: none; }
.result h3 a:hover { text-decoration: underline; }
.badge-start {
  display: inline-block; font-size: 11.5px; font-weight: 600; letter-spacing: 0.03em; text-transform: uppercase;
  color: var(--accent); background: var(--wash); border-radius: 4px; padding: 1px 6px; margin-left: 6px;
  vertical-align: 2px;
}
.desc { margin: 0; font-size: 15px; color: var(--ink-2); line-height: 1.55; overflow-wrap: anywhere; }
.desc.clamp { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.more { font-size: 13.5px; margin-top: 2px; }

.meta { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin: 10px 0 0; padding: 0; list-style: none; }
.meta li { font-size: 13px; color: var(--ink-2); background: var(--chip); border-radius: 999px; padding: 2px 9px; line-height: 1.5; }
.meta li.access { background: none; padding-left: 0; display: inline-flex; align-items: center; gap: 6px; font-weight: 500; }
.meta li.access::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--dot, var(--mixed)); }
.meta li.access.open { --dot: var(--open); color: var(--open); }
.meta li.access.reg { --dot: var(--reg); color: var(--reg); }
.meta li.access.restricted { --dot: var(--restricted); color: var(--restricted); }
.meta li.access.mixed { --dot: var(--mixed); }
.meta button.topic {
  font: inherit; font-size: 13px; color: var(--accent); background: transparent;
  border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent); border-radius: 999px;
  padding: 1px 9px; cursor: pointer; line-height: 1.5;
}
.meta button.topic:hover { background: var(--wash); }
.meta .arch { font-size: 13px; color: var(--muted); background: none; padding: 2px 0; margin-left: auto; }
.meta .arch a { color: var(--muted); }
.empty { color: var(--ink-2); }

/* States ------------------------------------------------------------------ */
.state-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(64px, 1fr)); gap: 6px; max-width: 860px; }
.state-grid button {
  font: inherit; display: flex; flex-direction: column; align-items: center; gap: 0;
  background: var(--surface); color: var(--ink); border: 1px solid var(--border); border-radius: 8px;
  padding: 6px 4px; cursor: pointer; line-height: 1.25;
}
.state-grid button:hover { border-color: var(--accent); background: var(--wash); }
.state-grid button .code { font-weight: 600; font-size: 15px; }
.state-grid button .n { font-size: 12px; color: var(--muted); font-variant-numeric: tabular-nums; }
.state-grid button.none { color: var(--muted); background: transparent; border-style: dashed; cursor: default; }
.state-grid button.none:hover { border-color: var(--border); background: transparent; }
.state-grid button[aria-pressed="true"] { border-color: var(--accent); background: var(--wash); }
#state-note { margin-top: 10px; }

/* Learning ---------------------------------------------------------------- */
.learning { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 8px 32px; }
.learning h3 { font-size: 15px; font-weight: 600; color: var(--muted); margin: 8px 0 4px; }
.learning ul { list-style: none; margin: 0 0 12px; padding: 0; }
.learning li { margin: 0 0 10px; font-size: 15px; line-height: 1.45; }
.learning li span { display: block; font-size: 14px; color: var(--ink-2); overflow-wrap: anywhere; }

/* About ------------------------------------------------------------------- */
.methods { max-width: 760px; color: var(--ink-2); font-size: 15px; }
.methods strong { color: var(--ink); }
.downloads a { white-space: nowrap; }

.site-footer { margin-top: 48px; padding: 24px 0 40px; border-top: 1px solid var(--grid); font-size: 14px; color: var(--muted); }
.site-footer p { margin: 0; }

@media (max-width: 560px) {
  .site-header { padding-top: 28px; }
  .dek { font-size: 17px; }
  .controls { gap: 8px; }
  .controls label { flex: 1 1 calc(50% - 8px); flex-direction: column; align-items: stretch; gap: 2px; font-size: 13px; }
  .controls select { max-width: none; width: 100%; }
  .meta .arch { margin-left: 0; }
  .start-grid { grid-template-columns: 1fr; }
}

@media print {
  .toc, .finder, .state-grid, .more { display: none; }
  .desc.clamp { -webkit-line-clamp: unset; display: block; }
  .result, .start-card { break-inside: avoid; }
}