:root {
  --bg: #121419;
  --pane: #1a1d24;
  --pane-2: #222631;
  --line: #2d3240;
  --ink: #e6e2d8;
  --ink-2: #9aa0ad;
  --ink-3: #646b7a;
  --amber: #e8a33d;
  --green: #4fbf73;
  --red: #e0584b;
  --blue: #5b93e6;
  --violet: #a07de0;
  --mono: ui-monospace, "JetBrains Mono", "Cascadia Mono", Menlo, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", sans-serif;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; background: var(--bg); color: var(--ink); font: 14px/1.45 var(--sans); }
button { font: inherit; color: inherit; cursor: pointer; }
input, textarea { font: inherit; color: var(--ink); background: var(--pane-2); border: 1px solid var(--line); border-radius: 6px; padding: 6px 8px; }
input:focus, textarea:focus { outline: 1px solid var(--amber); border-color: var(--amber); }

/* ---------- top bar ---------- */
.top { display: flex; align-items: center; gap: 14px; height: 44px; padding: 0 14px; border-bottom: 1px solid var(--line); background: var(--pane); }
.brand { font: 600 15px var(--mono); color: var(--amber); text-decoration: none; letter-spacing: 0.04em; }
.tagline { color: var(--ink-3); }
.spacer { flex: 1; }
.status { display: flex; align-items: center; gap: 12px; flex: 1; min-width: 0; overflow: hidden; white-space: nowrap; }
.top-actions { display: flex; gap: 8px; }
.top-btn { background: var(--pane-2); border: 1px solid var(--line); border-radius: 6px; padding: 4px 10px; }
.top-btn:hover { border-color: var(--ink-3); }
a.top-btn { color: inherit; text-decoration: none; display: inline-flex; align-items: center; }
.top-btn.primary { background: var(--amber); color: #1a1408; border-color: var(--amber); font-weight: 600; }
.top-actions { position: relative; }
.history { display: none; position: absolute; right: 0; top: 36px; z-index: 10; width: 440px; max-height: 60vh; overflow-y: auto; background: var(--pane); border: 1px solid var(--line); border-radius: 10px; padding: 8px; box-shadow: 0 10px 30px rgba(0,0,0,0.5); }
.history.on { display: block; }
.history-head { color: var(--ink-3); font: 12px var(--mono); padding: 2px 4px 8px; }
.history-row { display: flex; gap: 8px; align-items: center; padding: 5px 4px; border-top: 1px solid #20242d; }
.history-n { font: 12px var(--mono); color: var(--amber); flex: 0 0 32px; }
.history-label { flex: 1; font-size: 13px; }
.history-label em { color: var(--ink-3); font-style: normal; font-size: 12px; }

.light { display: inline-flex; align-items: center; gap: 6px; font: 600 12px var(--mono); letter-spacing: 0.05em; }
.light i { width: 9px; height: 9px; border-radius: 50%; background: var(--ink-3); }
.light em { font-style: normal; font-weight: 400; color: var(--ink-2); }
.people i { background: var(--green); box-shadow: 0 0 8px var(--green); }
.life.asleep i { background: var(--blue); }
.life.thinking i { background: var(--violet); box-shadow: 0 0 10px var(--violet); animation: pulse 1s ease-in-out infinite; }
.life.resting i { background: var(--amber); }
.life.error i { background: var(--red); box-shadow: 0 0 8px var(--red); }
@keyframes pulse { 50% { opacity: 0.35; } }
.status-line { color: var(--ink); font-style: italic; overflow: hidden; text-overflow: ellipsis; }
.status-detail { color: var(--ink-3); font-size: 12px; overflow: hidden; text-overflow: ellipsis; }

/* ---------- the frame ---------- */
body.frame-page { display: flex; flex-direction: column; height: 100vh; }
body.frame-page > .top { flex: none; }
.frame {
  display: grid; gap: 8px; padding: 8px; flex: 1; min-height: 0;
  grid-template-columns: minmax(0, 1fr) 320px 400px;
  grid-template-rows: minmax(0, 1.9fr) minmax(0, 1fr);
  grid-template-areas: "stage chat insp" "wb chat insp";
}
.frame.folded { grid-template-columns: minmax(0, 1fr) 340px; grid-template-areas: "stage chat" "wb chat"; }
.frame.folded .insp-pane { display: none; }
.pane { background: var(--pane); border: 1px solid var(--line); border-radius: 10px; min-height: 0; min-width: 0; display: flex; flex-direction: column; overflow: hidden; }
.stage-pane { grid-area: stage; background: #08090c; }
.wb-pane { grid-area: wb; }
.chat-pane { grid-area: chat; }
.insp-pane { grid-area: insp; }

/* stage */
.stage-wrap { position: relative; flex: 1; display: flex; align-items: center; justify-content: center; outline: none; }
.stage-wrap:focus-visible { box-shadow: inset 0 0 0 1px var(--amber); }
.stage-layers { position: relative; background: #000; }
.stage-layers canvas { position: absolute; inset: 0; width: 100%; height: 100%; image-rendering: pixelated; image-rendering: crisp-edges; }
.stage-gl { display: none; }
.stage-gl.on { display: block; }
.stage-halt { display: none; position: absolute; inset: auto 12px 12px 12px; padding: 10px 12px; background: rgba(60, 16, 14, 0.92); border: 1px solid var(--red); border-radius: 8px; font: 12px var(--mono); gap: 10px; align-items: center; }
.stage-halt.on { display: flex; }
.stage-halt div { flex: 1; white-space: pre-wrap; }
.stage-halt button { background: var(--red); border: 0; border-radius: 6px; padding: 4px 10px; color: #fff; }

/* touch pad */
.pad { display: flex; justify-content: space-between; align-items: center; padding: 6px 10px 10px; gap: 12px; touch-action: none; user-select: none; -webkit-user-select: none; }
.pad-arrows { display: grid; grid-template-columns: repeat(3, 52px); grid-template-rows: repeat(2, 46px); gap: 6px; }
.pad-btn { background: var(--pane-2); border: 1px solid var(--line); border-radius: 10px; color: var(--ink-2); font-size: 16px; touch-action: none; -webkit-tap-highlight-color: transparent; }
.pad-btn.on { background: var(--amber); color: #1a1408; border-color: var(--amber); }
.pad-space { width: 96px; height: 96px; border-radius: 50%; font: 600 13px var(--mono); }

/* whiteboard */
.pane-label { padding: 5px 10px; font: 11px var(--mono); color: var(--ink-3); border-bottom: 1px solid var(--line); }
.wb-holder { flex: 1; min-height: 0; display: flex; align-items: center; justify-content: center; background: #2a2d36; padding: 6px; }
.wb-canvas { touch-action: none; cursor: crosshair; border-radius: 4px; }
.wb-bar { display: flex; align-items: center; gap: 6px; padding: 6px 8px; border-top: 1px solid var(--line); flex-wrap: wrap; }
.wb-swatch { width: 20px; height: 20px; border-radius: 50%; border: 2px solid var(--line); padding: 0; }
.wb-swatch.on { border-color: var(--amber); }
.wb-btn { background: var(--pane-2); border: 1px solid var(--line); border-radius: 6px; padding: 3px 10px; }
.wb-btn.primary { background: var(--amber); color: #1a1408; border-color: var(--amber); font-weight: 600; }
.wb-baton { margin-left: auto; display: flex; gap: 6px; align-items: center; }
.wb-note { width: 180px; padding: 3px 8px; }
.wb-seen { color: var(--ink-3); font: 12px var(--mono); }
.wb-turn { color: var(--violet); font: 12px var(--mono); }

/* chat */
.chat-log { flex: 1; overflow-y: auto; padding: 10px; display: flex; flex-direction: column; gap: 8px; }
.chat-msg { max-width: 92%; }
.chat-msg.mine { align-self: flex-end; text-align: right; }
.chat-who { font: 11px var(--mono); color: var(--ink-3); }
.chat-text { white-space: pre-wrap; padding: 6px 10px; border-radius: 10px; background: var(--pane-2); text-align: left; }
.chat-msg.mine .chat-text { background: #3a2e19; }
.chat-input { margin: 8px; resize: none; }

/* inspector */
.insp-tabs { display: flex; flex-wrap: wrap; gap: 4px; padding: 6px; border-bottom: 1px solid var(--line); }
.insp-tab { background: none; border: 1px solid transparent; border-radius: 6px; padding: 2px 8px; color: var(--ink-2); font: 12px var(--mono); }
.insp-tab.on { border-color: var(--line); background: var(--pane-2); color: var(--ink); }
.insp-tab.fresh::after { content: " •"; color: var(--amber); }
.insp-body { flex: 1; min-height: 0; display: flex; flex-direction: column; }
.insp-edit { flex: 1; margin: 6px; resize: none; font: 12px/1.5 var(--mono); white-space: pre; }
.insp-bar { display: flex; justify-content: space-between; align-items: center; padding: 0 8px 8px; color: var(--ink-3); font: 12px var(--mono); }
.insp-store { flex: 1; margin: 6px; padding: 8px; overflow: auto; font: 12px/1.5 var(--mono); color: var(--ink-2); background: var(--pane-2); border-radius: 6px; }
.insp-fault { margin: 6px 6px 0; padding: 6px 8px; border: 1px solid var(--red); border-radius: 6px; color: #f3b3ab; font: 12px var(--mono); }
.doings { flex: 1; overflow-y: auto; padding: 6px; }
.doing { display: flex; gap: 8px; padding: 3px 0; border-bottom: 1px solid #20242d; }
.doing-kind { flex: 0 0 56px; font: 11px var(--mono); color: var(--ink-3); padding-top: 1px; }
.doing pre { margin: 0; flex: 1; white-space: pre-wrap; word-break: break-word; font: 12px/1.45 var(--mono); color: var(--ink-2); }
.doing.thought pre { color: var(--ink); font-family: var(--sans); font-size: 13px; }
.doing.wake .doing-kind { color: var(--violet); }
.doing.fault pre, .doing.fault .doing-kind { color: var(--red); }
.doing.changed .doing-kind { color: var(--amber); }
.doing.shard .doing-kind { color: var(--green); }
.cover { position: fixed; inset: 0; z-index: 50; display: flex; align-items: center; justify-content: center; background: rgba(8, 9, 12, 0.82); padding: 16px; }
.cover-box { max-width: 440px; background: var(--pane); border: 1px solid var(--line); border-radius: 12px; padding: 20px; display: flex; flex-wrap: wrap; gap: 10px; }
.cover-box p { flex: 1 0 100%; margin: 0 0 6px; }
.cover-box a { text-decoration: none; display: inline-flex; align-items: center; }
.frame.playing, .frame.playing.folded { grid-template-columns: 1fr; grid-template-rows: 1fr; grid-template-areas: "stage"; }
.frame.playing .wb-pane, .frame.playing .chat-pane, .frame.playing .insp-pane { display: none; }
.top-btn.on { border-color: var(--green); color: var(--green); }
.stage-pane { position: relative; }
.toasts { position: absolute; left: 12px; right: 12px; bottom: 12px; display: flex; flex-direction: column; gap: 6px; align-items: flex-start; pointer-events: none; z-index: 5; }
.toast { pointer-events: auto; max-width: min(520px, 100%); background: rgba(26, 29, 36, 0.92); border: 1px solid var(--line); border-radius: 10px; padding: 7px 11px; font-size: 13px; display: flex; flex-direction: column; gap: 2px; transition: opacity 0.8s; }
.toast.gone { opacity: 0; }
.toast-who { font: 11px var(--mono); color: var(--ink-3); }
.boot-fault { color: var(--red); padding: 20px; }

/* ---------- lobby ---------- */
.lobby-main { max-width: 1100px; margin: 0 auto; padding: 24px 16px 64px; display: flex; flex-direction: column; gap: 36px; }
.lobby h2 { margin: 0 0 6px; font: 600 15px var(--mono); color: var(--amber); letter-spacing: 0.03em; }
.hint { color: var(--ink-3); margin: 0 0 14px; max-width: 70ch; }
.intro h1 { margin: 12px 0 10px; font: 600 clamp(22px, 3.4vw, 34px)/1.2 var(--sans); max-width: 26ch; }
.intro p { margin: 0; color: var(--ink-2); font-size: 16px; max-width: 62ch; }
.cards-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.cards-row { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(220px, 260px); gap: 12px; overflow-x: auto; padding-bottom: 6px; }
.card { display: flex; flex-direction: column; background: var(--pane); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; color: var(--ink); text-decoration: none; transition: border-color 0.15s, transform 0.15s; }
.card:hover { border-color: var(--amber); transform: translateY(-2px); }
.thumb { aspect-ratio: 16 / 9; background: linear-gradient(135deg, #1d2230, #2a2033); display: flex; align-items: center; justify-content: center; }
.thumb img { width: 100%; height: 100%; object-fit: cover; image-rendering: pixelated; display: block; }
.thumb-name { font: 600 13px var(--mono); color: var(--ink-3); padding: 0 12px; text-align: center; }
.card-text { display: flex; flex-direction: column; gap: 3px; padding: 10px 12px 12px; }
.card-text strong { font-size: 15px; }
.card.big .card-text strong { font-size: 17px; }
.card-given { font: 11px var(--mono); color: var(--ink-3); }
.card-note { color: var(--ink-2); font-size: 13px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.card-facts { color: var(--ink-3); font-size: 12px; }
.trees { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 18px; }
.seed-btn { background: var(--pane-2); border: 1px solid var(--amber); color: var(--amber); border-radius: 8px; padding: 8px 16px; font-weight: 600; }
.seed-btn:hover { background: var(--amber); color: #1a1408; }
.family { list-style: none; }
.family-name { font: 12px var(--mono); color: var(--ink-3); margin: 4px 0 6px; letter-spacing: 0.04em; }
.tree { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.tree .tree { margin-top: 8px; padding-left: 18px; border-left: 1px solid var(--line); }
.tree-card { display: flex; flex-direction: column; padding: 10px 12px; background: var(--pane); border: 1px solid var(--line); border-radius: 8px; color: var(--ink); text-decoration: none; }
.tree-card:hover { border-color: var(--ink-3); }
.tree-card span { color: var(--ink-3); font-size: 12px; }
.tree-card .tree-how { font: 11px var(--mono); color: var(--amber); }
.tree-card .tree-how.copy { color: var(--green); }
.tree-card .pub-note { color: var(--ink-2); font-style: italic; }
.me { color: var(--ink-3); font-size: 12px; display: flex; gap: 4px; align-items: center; }
.me-name { background: none; border: 0; padding: 0; color: var(--ink-2); text-decoration: underline dotted; }
.name-input { flex: 1 1 200px; }
.hint-bar { display: flex; gap: 10px; align-items: center; padding: 8px 14px; background: #241f14; border-bottom: 1px solid #4a3a1a; color: var(--ink); font-size: 13px; }
.hint-bar span { flex: 1; }
.history-head { display: flex; gap: 10px; align-items: flex-start; }
.history-head span { flex: 1; }

@media (max-width: 900px) {
  body.frame-page { height: auto; min-height: 100vh; }
  .frame.playing, .frame.playing.folded { grid-template-rows: auto; height: auto; }
  .frame.playing .stage-wrap { min-height: 55vh; }
  .frame:not(.playing), .frame.folded:not(.playing) { height: auto; grid-template-columns: 1fr; grid-template-rows: auto 55vh 50vh 60vh; grid-template-areas: "stage" "chat" "wb" "insp"; }
  .stage-wrap { min-height: 42vh; }
  .top { height: auto; min-height: 44px; flex-wrap: wrap; padding: 6px 10px; gap: 8px; }
  .status { flex: 1 1 100%; order: 3; }
  .top-actions { margin-left: auto; flex-wrap: wrap; }
  .history { width: calc(100vw - 20px); right: -4px; }
  .wb-note { width: 120px; }
  .tagline { display: none; }
}

/* the sandbox holds the ludant and shows nothing */
iframe.sandbox { position: absolute; width: 0; height: 0; border: 0; visibility: hidden; }

/* the cost meter, and the frame's banners (asking to connect, checking in) */
.spend { margin-left: auto; background: none; border: 1px solid var(--line); border-radius: 6px; padding: 2px 8px; color: var(--ink-2); font: 12px var(--mono); }
.spend.warm { color: var(--amber); border-color: var(--amber); }
.spend.hot { color: var(--red); border-color: var(--red); }
.meter-pop { position: fixed; top: 48px; right: 12px; z-index: 40; width: min(380px, calc(100vw - 24px)); background: var(--pane); border: 1px solid var(--line); border-radius: 10px; padding: 12px; box-shadow: 0 10px 30px rgba(0,0,0,0.5); font-size: 13px; }
.meter-pop p { margin: 0 0 8px; color: var(--ink-2); }
.meter-row { display: flex; gap: 8px; align-items: center; margin-top: 8px; color: var(--ink-2); }
.meter-every { width: 80px; padding: 2px 6px; }
.banner { position: fixed; left: 50%; top: 56px; transform: translateX(-50%); z-index: 45; width: min(520px, calc(100vw - 24px)); display: flex; flex-wrap: wrap; gap: 8px; align-items: center; background: var(--pane); border: 1px solid var(--amber); border-radius: 10px; padding: 12px; box-shadow: 0 10px 30px rgba(0,0,0,0.5); }
.banner p { flex: 1 0 100%; margin: 0 0 4px; }
.banner a { text-decoration: none; }