/* The map's chrome (docs/map/README.md): a dark field, small uppercase monospace labels,
   panels that keep out of the picture. Phone first: the legend folds, the details slide up
   as a sheet; on a wide screen the details sit to the right. Colours from the brand: ink,
   cream, cyan, gold. */

:root {
  --ink: #04070d;
  --panel: rgba(9, 22, 35, 0.78);
  --line: rgba(245, 240, 227, 0.14);
  --cream: #f5f0e3;
  --muted: rgba(245, 240, 227, 0.62);
  --faint: rgba(245, 240, 227, 0.38);
  --cyan: #18dccb;
  --gold: #f8d084;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --pad: 12px;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; background: var(--ink); color: var(--cream); overflow: hidden; }
body { font: 13px/1.45 var(--sans); -webkit-font-smoothing: antialiased; }
#scene { position: fixed; inset: 0; width: 100%; height: 100%; display: block; touch-action: none; }
a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }

.bar, .panel, #foot { position: fixed; z-index: 2; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }

#top { top: calc(var(--pad) + env(safe-area-inset-top)); left: calc(var(--pad) + env(safe-area-inset-left)); max-width: calc(100vw - 230px); font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); pointer-events: none; }
#top .line { display: flex; align-items: center; gap: 8px; color: var(--cream); }
#top .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 8px var(--cyan); }
#top .hint { margin-top: 4px; color: var(--faint); letter-spacing: 0.08em; }

#legend { top: calc(var(--pad) + env(safe-area-inset-top) + 44px); left: calc(var(--pad) + env(safe-area-inset-left)); width: min(300px, calc(100vw - 2 * var(--pad))); max-height: calc(100vh - 200px); overflow: auto; padding: 8px 10px 10px; }
#legend .toggle { display: flex; align-items: center; gap: 6px; width: 100%; font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); padding: 2px 0; }
#legend .caret { transition: transform 0.2s; }
#legend[data-folded] .caret { transform: rotate(-90deg); }
#legend[data-folded] #legend-body { display: none; }
#legend[data-folded] { width: auto; }
#legend h1 { font: 500 14px/1.3 var(--sans); margin: 8px 0 2px; }
#legend p { margin: 0 0 8px; color: var(--muted); font-size: 12px; }
#regions, #classes { list-style: none; margin: 0; padding: 0; }
#regions li button { display: grid; grid-template-columns: 10px 1fr auto; align-items: center; gap: 8px; width: 100%; padding: 5px 4px; border-radius: 6px; font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; text-align: left; }
#regions li button:hover, #regions li button.on { background: rgba(245, 240, 227, 0.07); }
#regions li button.on { color: var(--cyan); }
#regions .count { color: var(--faint); font-size: 10px; }
#regions .sub { grid-column: 2 / -1; font: 11px/1.35 var(--sans); text-transform: none; letter-spacing: 0; color: var(--muted); }
.swatch { width: 8px; height: 8px; border-radius: 50%; display: inline-block; box-shadow: 0 0 6px currentColor; }
#classes { margin-top: 8px; padding-top: 8px; border-top: 1px solid var(--line); display: grid; grid-template-columns: 1fr 1fr; gap: 4px 10px; font-size: 11px; color: var(--muted); }
#classes li { display: flex; align-items: center; gap: 6px; }
#classes .bar-swatch { width: 14px; height: 2px; border-radius: 1px; display: inline-block; box-shadow: 0 0 5px currentColor; background: currentColor; }

#controls { top: calc(var(--pad) + env(safe-area-inset-top)); right: calc(var(--pad) + env(safe-area-inset-right)); display: flex; flex-direction: column; align-items: flex-end; gap: 6px; }
#controls .group { display: flex; align-items: center; gap: 2px; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 2px; backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
#search { position: relative; z-index: 3; }
#q { font: 12px var(--sans); color: var(--cream); background: transparent; border: 0; padding: 7px 10px; min-height: 30px; width: min(260px, 52vw); outline: none; }
#q::placeholder { color: var(--faint); }
#q:focus { background: rgba(245, 240, 227, 0.06); border-radius: 6px; }
#q-results { background: #091623; position: absolute; top: calc(100% + 6px); right: 0; width: min(420px, calc(100vw - 2 * var(--pad))); max-height: 50vh; overflow: auto; list-style: none; margin: 0; padding: 4px; z-index: 3; }
#q-results[hidden] { display: none; }
#q-results li button { display: grid; grid-template-columns: 10px 1fr; align-items: baseline; gap: 8px; width: 100%; padding: 8px 8px; border-radius: 6px; text-align: left; }
#q-results li button:hover, #q-results li button[aria-selected="true"] { background: rgba(245, 240, 227, 0.08); }
#q-results .name { color: var(--cream); font-size: 13px; }
#q-results .path { grid-column: 2; color: var(--faint); font: 10px var(--mono); letter-spacing: 0.04em; word-break: break-all; }
#q-results .none { padding: 8px; color: var(--faint); font-size: 12px; }
#controls .group-name { font-family: var(--mono); font-size: 9px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--faint); padding: 0 6px; }
#controls button { font-family: var(--mono); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; padding: 7px 9px; min-height: 30px; border-radius: 6px; color: var(--muted); }
#controls button.on { background: rgba(245, 240, 227, 0.1); color: var(--cream); }
#controls select { font: 10px var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--cream); background: transparent; border: 0; padding: 7px 6px; min-height: 30px; }
#controls select option { color: #000; }

#filters { right: calc(var(--pad) + env(safe-area-inset-right)); bottom: calc(var(--pad) + env(safe-area-inset-bottom)); left: calc(var(--pad) + env(safe-area-inset-left)); max-height: 60vh; overflow: auto; padding: 14px 16px 16px; }
#filters[hidden] { display: none; }
#filters .close { position: absolute; top: 6px; right: 8px; width: 32px; height: 32px; font-size: 20px; color: var(--muted); border-radius: 6px; }
#filters h2 { font: 500 15px/1.3 var(--sans); margin: 0 24px 4px 0; }
#filters h3 { font-family: var(--mono); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--faint); margin: 12px 0 6px; display: flex; justify-content: space-between; align-items: baseline; }
#filters .links button { color: var(--muted); text-transform: none; letter-spacing: 0; font-size: 11px; }
#filters .links button:hover { color: var(--cyan); }
#filters .muted { color: var(--muted); font-size: 12px; margin: 0; }
.chips { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.chips button { display: inline-flex; align-items: center; gap: 6px; min-height: 30px; padding: 4px 10px; border-radius: 999px; border: 1px solid var(--line); font-family: var(--mono); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--cream); }
.chips button .count { color: var(--faint); }
.chips button[aria-pressed="false"] { color: var(--faint); border-style: dashed; text-decoration: line-through; }
.chips button[aria-pressed="false"] .swatch, .chips button[aria-pressed="false"] .bar-swatch { opacity: 0.3; box-shadow: none; }
#details { right: calc(var(--pad) + env(safe-area-inset-right)); bottom: calc(var(--pad) + env(safe-area-inset-bottom)); left: calc(var(--pad) + env(safe-area-inset-left)); max-height: 46vh; overflow: auto; padding: 14px 16px 16px; }
#details[hidden] { display: none; }
#details .close { position: absolute; top: 6px; right: 8px; width: 32px; height: 32px; font-size: 20px; color: var(--muted); border-radius: 6px; }
#details .eyebrow { font-family: var(--mono); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); display: flex; align-items: center; gap: 6px; }
#details h2 { font: 500 17px/1.25 var(--sans); margin: 6px 24px 6px 0; }
#details h3 { font-family: var(--mono); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--faint); margin: 12px 0 4px; }
#details p { margin: 0 0 6px; }
#details .badge { display: inline-block; font-family: var(--mono); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; padding: 2px 7px; border-radius: 999px; border: 1px solid currentColor; }
#details .rules { font-family: var(--mono); font-size: 11px; }
#details .rules a { margin-right: 8px; }
.ask { display: flex; flex-wrap: wrap; gap: 6px; }
.ask button { font-family: var(--mono); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; padding: 7px 10px; min-height: 30px; border-radius: 999px; border: 1px solid var(--line); color: var(--cream); }
.ask button:hover, .ask button.on { background: rgba(24, 220, 203, 0.12); border-color: rgba(24, 220, 203, 0.5); color: var(--cyan); }
.ask button[hidden] { display: none; }
#d-answer { margin-top: 10px; padding: 10px 12px; border: 1px solid rgba(24, 220, 203, 0.35); border-radius: 8px; background: rgba(24, 220, 203, 0.05); }
#d-answer[hidden] { display: none; }
.answer-head { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; font-family: var(--mono); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--cyan); }
.answer-head .link { color: var(--muted); text-transform: none; letter-spacing: 0; font-size: 11px; }
#d-answer-list { list-style: none; margin: 6px 0 0; padding: 0; }
#d-answer-list li { padding: 5px 0; border-top: 1px solid var(--line); font-size: 13px; }
#d-answer-list li:first-child { border-top: 0; }
#d-answer-list .group { font-family: var(--mono); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); padding-top: 8px; }
#d-answer-list button { text-align: left; color: var(--cream); }
#d-answer-list button:hover { color: var(--cyan); }
#d-answer-list .via { font-family: var(--mono); font-size: 10px; color: var(--faint); margin-right: 6px; }
#d-answer-list .hint { color: var(--muted); font-size: 12px; }
#d-edges { list-style: none; margin: 0; padding: 0; }
#d-edges li { display: grid; grid-template-columns: 14px 1fr; gap: 8px; padding: 6px 0; border-top: 1px solid var(--line); }
#d-edges .arrow { color: var(--faint); font-family: var(--mono); }
#d-edges button { text-align: left; color: var(--cream); font-weight: 500; }
#d-edges button:hover { color: var(--cyan); }
#d-edges .what { color: var(--muted); font-size: 12px; }
#d-edges .more { display: block; color: var(--faint); font-family: var(--mono); font-size: 11px; }
#details .muted { color: var(--faint); font-family: var(--mono); font-size: 11px; }
#d-edges .cls { font-family: var(--mono); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; }

#foot { left: calc(var(--pad) + env(safe-area-inset-left)); bottom: calc(var(--pad) + env(safe-area-inset-bottom)); font-family: var(--mono); font-size: 10px; letter-spacing: 0.06em; color: var(--faint); pointer-events: none; }
#foot a { pointer-events: auto; color: var(--muted); }
#details:not([hidden]) ~ #foot { display: none; }

@media (max-width: 759px) {
  #controls { max-width: calc(100vw - 2 * var(--pad)); align-items: stretch; }
  #search { order: -1; }
  #q { width: 100%; }
  #q-results { left: 0; right: auto; }
}

@media (min-width: 760px) {
  #details { left: auto; width: 360px; top: calc(var(--pad) + env(safe-area-inset-top) + 92px); bottom: auto; max-height: calc(100vh - 140px); }
  #filters { left: auto; width: 420px; top: calc(var(--pad) + env(safe-area-inset-top) + 48px); bottom: auto; max-height: calc(100vh - 120px); }
  #filters:not([hidden]) ~ #details { top: auto; bottom: calc(var(--pad) + env(safe-area-inset-bottom) + 28px); max-height: 40vh; }
  #details:not([hidden]) ~ #foot { display: block; }
  #controls { flex-direction: row; }
}

@media (prefers-reduced-motion: reduce) {
  #legend .caret { transition: none; }
}