:root {
  --bg: #f4f4f7;
  --panel: #ffffff;
  --panel-2: #ececf2;
  --border: #d9d9e2;
  --text: #16161d;
  --muted: #5d5d6b;
  --field-border: #7c7c8a;
  --accent: #006fa6;
  --on-accent: #ffffff;
  --good: #1a7a43;
  --bad: #c0392b;
  --on-bad: #fff;
  --star: #a87700;
  --radius: 12px;
  --tap: 44px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0b0b10;
    --panel: #16161d;
    --panel-2: #1f1f28;
    --border: #2a2a34;
    --field-border: #737380;
    --text: #e8e8ee;
    --muted: #9a9aa5;
    --accent: #6fd3ff;
    --on-accent: #0b0b10;
    --good: #5fd08a;
    --bad: #ff7a6b;
    --on-bad: #1b0b08;
    --star: #ffcc4d;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0b0b10;
  --panel: #16161d;
  --panel-2: #1f1f28;
  --border: #2a2a34;
  --field-border: #737380;
  --text: #e8e8ee;
  --muted: #9a9aa5;
  --accent: #6fd3ff;
  --on-accent: #0b0b10;
  --good: #5fd08a;
  --bad: #ff7a6b;
  --on-bad: #1b0b08;
  --star: #ffcc4d;
  color-scheme: dark;
}

* { box-sizing: border-box; }
/* The scrollbar's space is always reserved, so opening a dialog (which
   locks scrolling) doesn't shift the page sideways. */
html { -webkit-text-size-adjust: 100%; scrollbar-gutter: stable; }
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.45;
  padding: env(safe-area-inset-top, 0) env(safe-area-inset-right, 0) env(safe-area-inset-bottom, 0) env(safe-area-inset-left, 0);
  overflow-x: hidden;
}
main { flex: 1; width: 100%; max-width: 760px; margin: 0 auto; padding: 0 16px; }
a { color: var(--accent); }
[hidden] { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 0.85rem; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
code { font-size: 0.85em; background: var(--panel-2); padding: 1px 5px; border-radius: 4px; }

/* ---------- header ---------- */

.site-header { width: 100%; max-width: 760px; margin: 0 auto; padding: 16px 16px 8px; }
.header-row { display: flex; align-items: center; gap: 4px; }
.brand-box { flex: 1; min-width: 0; display: flex; align-items: center; gap: 4px; }
.brand {
  flex: 1; min-width: 0;
  font-size: 1.4rem; font-weight: 700; letter-spacing: 0.02em;
  color: var(--text); text-decoration: none;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.trophy-total { font-size: 0.9rem; color: var(--muted); white-space: nowrap; margin-right: 4px; font-variant-numeric: tabular-nums; }
/* Phones: the achievement total goes under the name, so the three header
   buttons fit next to the whole name. */
@media (max-width: 480px) {
  .brand-box { flex-direction: column; align-items: flex-start; gap: 0; }
  .brand { flex: none; max-width: 100%; font-size: 1.15rem; }
  .trophy-total { font-size: 0.82rem; }
}
@media (max-width: 340px) {
  .brand { font-size: 0.92rem; }
}
.tagline { margin: 2px 0 0; color: var(--muted); font-size: 0.95rem; }
.play-total { margin: 2px 0 0; color: var(--muted); font-size: 0.85rem; }
.site-footer { text-align: center; padding: 24px 16px; font-size: 0.85rem; }
.site-footer p { max-width: 560px; margin: 8px auto 0; }
.site-footer p.mission { margin: 0 auto 8px; }

button.linkish {
  font: inherit; color: var(--accent); background: none; border: 0; padding: 0;
  text-decoration: underline; cursor: pointer;
}

/* ---------- catalog controls ---------- */

.section-title { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin: 16px 0 8px; font-weight: 600; }
.catalog-controls { display: flex; gap: 8px; margin: 12px 0 8px; }
.catalog-controls input, .catalog-controls select {
  height: var(--tap);
  font: inherit; font-size: 1rem; color: var(--text);
  background: var(--panel); border: 1px solid var(--field-border); border-radius: 10px;
  padding: 0 12px;
}
.catalog-controls input { flex: 1; min-width: 0; }
.catalog-controls select { flex: none; max-width: 48%; }
.records-btn {
  flex: none; display: inline-flex; align-items: center; gap: 6px;
  min-width: var(--tap); height: var(--tap); padding: 0 12px; justify-content: center;
  font-size: 0.95rem; font-weight: 600; color: var(--text); text-decoration: none;
  background: var(--panel); border: 1px solid var(--border); border-radius: 10px;
}
.records-btn svg { color: var(--star); flex: none; }
.records-btn:hover, .records-btn:focus-visible { border-color: var(--accent); }
.spotlight-btn svg { color: var(--accent); }
/* Narrow phones: Spotlight and Records as icons (the label stays for screen readers). */
@media (max-width: 400px) {
  .records-btn .records-label { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
  .records-btn { padding: 0; }
}
/* Phones: search on its own row, then sort and Records. */
@media (max-width: 480px) {
  .catalog-controls { flex-wrap: wrap; }
  .catalog-controls input { flex: 1 1 100%; }
  .catalog-controls select { flex: 1 1 0; min-width: 0; max-width: none; }
}
.verb-chips { display: flex; flex-wrap: wrap; gap: 6px; margin: 0 0 14px; }
.verb-chip, .topic-chip {
  min-height: var(--tap); padding: 0 16px;
  font: inherit; font-size: 0.9rem; color: var(--text);
  background: var(--panel); border: 1px solid var(--border); border-radius: 999px;
  cursor: pointer;
}
.verb-chip[aria-pressed="true"], .topic-chip[aria-pressed="true"] { background: var(--accent); border-color: var(--accent); color: var(--on-accent); font-weight: 600; }
/* Topic chips (assets/topics.js): a second row under the verbs, with a small
   label before the subjects and before the skills. */
.topic-chips { position: relative; align-items: center; }
.verb-chips + .topic-chips { margin-top: -6px; }
.topic-chip { flex: none; }
.topic-kind {
  flex: none; margin: 0 2px 0 6px;
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted);
}
/* A mouse needs no 44 px target: smaller topic chips keep the row short. */
@media (pointer: fine) {
  .topic-chip { min-height: 34px; padding: 0 12px; font-size: 0.85rem; }
}
/* Phones: one row that scrolls sideways (a dozen topics would otherwise
   push the games below the fold); the right edge fades to show there's more. */
@media (max-width: 480px) {
  .topic-chips {
    flex-wrap: nowrap; overflow-x: auto; overscroll-behavior-x: contain; scrollbar-width: none;
    -webkit-mask-image: linear-gradient(to right, #000 calc(100% - 28px), transparent);
    mask-image: linear-gradient(to right, #000 calc(100% - 28px), transparent);
    padding-right: 28px;
  }
  .topic-chips::-webkit-scrollbar { display: none; }
}
.gallery-status { margin: 12px 0; }
.gallery-status:empty { display: none; }

/* ---------- continue playing ---------- */

.continue { margin-bottom: 4px; }
.continue-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.continue-card {
  display: grid; grid-template-columns: 40px minmax(0, 1fr); grid-template-rows: auto auto; column-gap: 8px;
  align-items: center; min-height: 56px; padding: 8px;
  background: var(--panel); border: 1px solid var(--border); border-radius: 10px;
  color: inherit; text-decoration: none;
}
.continue-card .thumb { grid-row: span 2; }
.continue-title { font-size: 0.85rem; font-weight: 600; line-height: 1.2; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.continue-meta { font-size: 0.75rem; color: var(--muted); }
@media (max-width: 480px) {
  .continue-card { grid-template-columns: minmax(0, 1fr); justify-items: start; row-gap: 4px; }
  .continue-card .thumb { grid-row: auto; }
  .continue-title { white-space: normal; }
}

/* ---------- Daily Challenge banner (docs/daily.md) ---------- */

.daily-banner {
  display: grid; grid-template-columns: 64px minmax(0, 1fr); column-gap: 12px; row-gap: 8px; align-items: center;
  margin: 0 0 12px; padding: 12px;
  background: var(--panel); border: 1px solid var(--border); border-left: 4px solid var(--card-accent, var(--accent)); border-radius: var(--radius);
}
.daily-banner .thumb { width: 64px; height: 64px; }
.daily-kicker { margin: 0; font-size: 0.75rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.daily-banner h2 { margin: 0; font-size: 1.15rem; line-height: 1.2; }
.daily-sub { margin: 2px 0 0; font-size: 0.85rem; color: var(--muted); }
.daily-sub b { color: var(--text); }
.daily-marks { letter-spacing: 1px; }
.daily-go { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.daily-go a.primary, .daily-go button {
  display: inline-flex; align-items: center; justify-content: center; min-height: var(--tap); padding: 0 16px;
  border-radius: 10px; font: inherit; font-weight: 600; text-decoration: none; cursor: pointer;
}
/* The site accent, not the game's: a pink or orange fill merges with grey
   text for colour-blind eyes (docs/findings.md); the stripe keeps the game's. */
.daily-go a.primary { background: var(--accent); color: var(--on-accent); border: 0; }
.daily-go button { background: transparent; color: inherit; border: 1px solid var(--border); }
.daily-go a.primary:focus-visible, .daily-go button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.daily-leader { font-size: 0.8rem; color: var(--muted); }
@media (min-width: 640px) {
  .daily-banner { grid-template-columns: 64px minmax(0, 1fr) auto; }
  .daily-go { grid-column: auto; justify-content: flex-end; }
}

/* ---------- cards ---------- */

.game-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.game-card {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  width: 100%;
  padding: 14px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: inherit;
  text-decoration: none;
  transition: border-color 0.15s, transform 0.15s;
  position: relative;
}
/* The title link covers the whole card, so a tap anywhere opens the game. */
.card-link { color: inherit; text-decoration: none; }
.card-link::after { content: ""; position: absolute; inset: 0; border-radius: var(--radius); }
.game-card:hover, .game-card:has(.card-link:focus-visible), .continue-card:hover, .continue-card:focus-visible { border-color: var(--card-accent, var(--accent)); }
.game-card:has(.card-link:active) { transform: scale(0.99); }
.thumb {
  width: 72px; height: 72px; border-radius: 10px;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 2px; padding: 6px;
  background: var(--panel-2);
}
.thumb.small { width: 40px; height: 40px; border-radius: 8px; padding: 3px; gap: 1px; }
.thumb span { border-radius: 2px; background: var(--card-accent, var(--accent)); }
.thumb.art { display: block; padding: 0; overflow: hidden; }
.thumb.art svg { display: block; width: 100%; height: 100%; }
.game-card h3 { margin: 0; font-size: 1.05rem; display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.game-card p { margin: 4px 0 8px; color: var(--muted); font-size: 0.9rem; }
.pill {
  font-size: 0.75rem; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase;
  padding: 1px 7px; border-radius: 999px; line-height: 1.5;
}
.pill.new { background: var(--accent); color: var(--on-accent); }
.pill.updated { border: 1px solid var(--accent); color: var(--accent); }
.pill.archived { border: 1px solid var(--border); color: var(--muted); }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  font-size: 0.75rem; padding: 2px 8px; border-radius: 999px;
  border: 1px solid var(--border); color: var(--muted);
}
.chip b { color: var(--text); font-weight: 600; }
.card-meta { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 2px 12px; font-size: 0.78rem; color: var(--muted); margin-top: 8px; }
.archive { margin-top: 24px; }
.archive-note { margin: -4px 0 10px; font-size: 0.88rem; }

/* ---------- dialogs (settings, about the arcade) ---------- */

.dialog {
  width: min(560px, calc(100vw - 24px));
  max-height: min(88vh, 760px);
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel);
  color: var(--text);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
}
.dialog[open] { display: flex; flex-direction: column; }
.dialog::backdrop { background: rgba(0, 0, 0, 0.55); }
.dialog-head { display: flex; align-items: center; padding: 6px 6px 6px 16px; border-bottom: 1px solid var(--border); flex: none; }
.dialog-head h2 { flex: 1; margin: 0; font-size: 1.05rem; }
.dialog-body { overflow-y: auto; padding: 12px 16px 20px; overscroll-behavior: contain; }
.dialog-body h3 { font-size: 0.95rem; margin: 20px 0 6px; }
.dialog-body p { margin: 0 0 8px; }
.prose ul { padding-left: 20px; margin: 0 0 8px; }
.prose li { margin-bottom: 4px; }
.setting-group { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0; }
.setting-row { margin: 10px 0; }
.setting-row .muted { margin-top: 6px; }
.check { display: flex; align-items: center; gap: 10px; min-height: var(--tap); cursor: pointer; }
.check input { width: 22px; height: 22px; accent-color: var(--accent); flex: none; }

/* ---------- buttons ---------- */

button.primary, button.secondary, button.danger {
  min-height: var(--tap);
  font: inherit; font-weight: 600;
  padding: 9px 16px; border-radius: 8px; cursor: pointer;
}
button.small { min-height: 36px; padding: 6px 12px; font-size: 0.88rem; }
button.big { min-height: 52px; font-size: 1.1rem; }
button.primary { border: 0; background: var(--accent); color: var(--on-accent); }
/* Game accents are all bright, so dark text reads on them. */
.cabinet button.primary { background: var(--game-accent, var(--accent)); color: #0b0b10; }
button.secondary { border: 1px solid var(--border); background: var(--panel-2); color: var(--text); }
button.danger { border: 0; background: var(--bad); color: var(--on-bad); }
button:disabled { opacity: 0.45; cursor: not-allowed; }
.confirm { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 8px 0; }
.confirm span { width: 100%; font-size: 0.9rem; }
.confirm .check { width: 100%; }
.confirm .check span { width: auto; }

/* ---------- cabinet: covers the whole viewport while a game is open ---------- */

body.playing { overflow: hidden; }
body.playing .site-header, body.playing .site-footer { display: none; }
.cabinet-backdrop {
  position: fixed;
  inset: 0;
  z-index: 5;
  display: flex;
  justify-content: center;
  background: var(--bg);
  padding: env(safe-area-inset-top, 0) env(safe-area-inset-right, 0) env(safe-area-inset-bottom, 0) env(safe-area-inset-left, 0);
}
.cabinet {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  background: var(--panel);
  overflow: hidden;
  border-top: 3px solid var(--game-accent, var(--accent));
}
@media (min-width: 700px) and (min-height: 500px) {
  .cabinet-backdrop { padding: max(16px, env(safe-area-inset-top, 0)) max(16px, env(safe-area-inset-right, 0)) max(16px, env(safe-area-inset-bottom, 0)) max(16px, env(safe-area-inset-left, 0)); }
  .cabinet { max-width: 960px; border: 1px solid var(--border); border-top: 3px solid var(--game-accent, var(--accent)); border-radius: var(--radius); }
}
.cabinet-backdrop:fullscreen { padding: 0; }
.cabinet-backdrop:fullscreen .cabinet { max-width: none; border: 0; border-radius: 0; }

.toolbar {
  display: flex;
  align-items: center;
  gap: 0;
  padding: 0 4px;
  border-bottom: 1px solid var(--border);
  flex: none;
}
.toolbar h1 {
  flex: 1;
  min-width: 0;
  margin: 0 4px;
  font-size: 1rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.toolbar .ver { font-size: 0.78rem; font-weight: 600; color: var(--muted); }
.tool {
  position: relative;
  display: inline-grid;
  place-items: center;
  flex: none;
  min-width: var(--tap);
  height: var(--tap);
  padding: 0 6px;
  border: 0;
  border-radius: 8px;
  background: none;
  color: var(--text);
  font: inherit;
  font-size: 1.15rem;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent; /* the pressed state shows the tap */
}
.icon-svg { display: inline-grid; place-items: center; }
/* Touch screens keep :hover after a tap, which would make a button look
   selected; only show hover where there is a real pointer. */
@media (hover: hover) {
  .tool:hover { background: var(--panel-2); }
}
.tool[aria-pressed="true"], .tool[aria-expanded="true"] { background: var(--panel-2); color: var(--game-accent, var(--accent)); }
.tool:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.badge {
  position: absolute;
  right: 0;
  bottom: 1px;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--muted);
}
/* Rarer actions move into the ⋯ menu on narrow screens. On the narrowest,
   ▶ goes too (panels close with × or their own Play button) and the
   version drops under the title, so the title stays readable. */
.narrow-only { display: none; }
@media (max-width: 559px) {
  .wide-only { display: none; }
  .narrow-only { display: inline-grid; }
}
@media (max-width: 419px) {
  #playBtn { display: none; }
  .toolbar h1 { font-size: 0.95rem; line-height: 1.15; }
  .toolbar .ver { display: block; font-size: 0.75rem; }
}

.screen { position: relative; flex: 1; min-height: 0; background: #07070d; }
#gameFrame { display: block; width: 100%; height: 100%; border: 0; }

.screen-state {
  position: absolute; inset: 0; z-index: 1;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px;
  padding: 24px; text-align: center;
  background: #07070d; color: #e8e8ee;
}
.screen-state p { margin: 0; max-width: 320px; }
/* A fast load never flashes the loading screen. */
.screen-state[data-state="loading"] { animation: fade-in 0.2s 0.35s both; }
.spinner {
  width: 36px; height: 36px; border-radius: 50%;
  border: 3px solid rgba(255, 255, 255, 0.15);
  border-top-color: var(--game-accent, #6fd3ff);
  animation: spin 0.9s linear infinite;
}
.screen-state[data-state="error"] .spinner { display: none; }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }

/* Toasts stack at the top of the screen instead of replacing each other. */
.toasts {
  position: absolute; top: 10px; left: 12px; right: 12px;
  z-index: 4;
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  pointer-events: none;
}
.gallery-toasts { position: fixed; z-index: 20; }
.toast {
  padding: 8px 14px;
  border-radius: 10px;
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
  font-size: 0.9rem;
  animation: toast-in 0.2s ease-out;
}
.toast-ach { border-color: var(--star); }
.toast-err { border-color: var(--bad); }
.toast.callout { pointer-events: auto; max-width: 420px; border-color: var(--game-accent, var(--accent)); }
.toast-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 8px; }
@keyframes toast-in { from { opacity: 0; transform: translateY(-6px); } }

/* The ⋯ menu drops down from the toolbar over the game. */
.menu {
  position: absolute; top: 4px; right: 6px; z-index: 5;
  min-width: 210px; padding: 6px;
  background: var(--panel); border: 1px solid var(--border); border-radius: 10px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
}
.menu-item {
  display: flex; align-items: center; gap: 12px; width: 100%;
  min-height: var(--tap); padding: 0 12px;
  font: inherit; color: var(--text); text-align: left;
  background: none; border: 0; border-radius: 8px; cursor: pointer;
}
.menu-item:hover, .menu-item:focus-visible { background: var(--panel-2); }

/* ---------- panels sit over the game, inside the cabinet ---------- */

.panel {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  background: var(--panel);
}
.panel:focus { outline: none; }
.panel-head { display: flex; align-items: center; padding: 4px 4px 4px 16px; flex: none; }
.panel-head h2 { flex: 1; margin: 0; font-size: 1.05rem; }
.panel-body { flex: 1; min-height: 0; overflow-y: auto; padding: 0 16px 20px; overscroll-behavior: contain; }
.panel-body > * { max-width: 620px; margin-left: auto; margin-right: auto; }
.panel-body h3 { font-size: 0.95rem; margin: 20px auto 6px; }
.panel-body p { margin: 0 0 8px; }
.lead { font-size: 1rem; }

/* About / intro: the goal and verbs first, then one Play button. */
.about .goal-label { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); font-weight: 600; margin: 4px auto 2px; }
.about .goal { font-size: 1.12rem; font-weight: 600; line-height: 1.35; margin-bottom: 12px; }
.verb-rows { list-style: none; padding: 0; margin: 0 auto 4px; display: grid; gap: 8px; }
.verb-row {
  display: grid; grid-template-columns: 72px minmax(0, 1fr); gap: 12px; align-items: center;
  min-height: 56px; padding: 8px 12px 8px 8px;
  background: var(--panel-2); border-radius: 10px;
}
.verb-tag {
  display: grid; place-items: center; min-height: 40px; border-radius: 8px;
  background: var(--game-accent, var(--accent)); color: #0b0b10;
  font-weight: 800; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.06em;
  text-align: center; line-height: 1.1; padding: 2px 4px;
}
.verb-row.keys .verb-tag { background: var(--panel); color: var(--text); border: 1px solid var(--border); }
.verb-row b { display: block; font-size: 0.95rem; }
.verb-row .desc { display: block; font-size: 0.86rem; color: var(--muted); line-height: 1.35; }
/* Topics in the ⓘ panel: links back to the gallery filtered by that topic. */
.about-topics { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.about-topics .label { font-size: 0.86rem; color: var(--muted); margin-right: 2px; }
.topic-link {
  display: inline-flex; align-items: center; min-height: 36px; padding: 0 12px;
  font-size: 0.86rem; color: var(--text); text-decoration: none;
  border: 1px solid var(--border); border-radius: 999px;
}
.topic-link:hover, .topic-link:focus-visible { border-color: var(--game-accent, var(--accent)); }
.topic-link .kind { color: var(--muted); font-size: 0.75rem; margin-left: 6px; }
/* The Play button stays in view while the details below it scroll. */
.play-bar {
  position: sticky; bottom: -20px; z-index: 1;
  padding: 12px 0 8px; margin-bottom: 4px;
  background: linear-gradient(to bottom, transparent, var(--panel) 30%);
}
#aboutPlay { display: block; width: 100%; }
.change-list { list-style: none; padding: 0; margin: 0 auto; display: grid; gap: 8px; }
.change-list li { padding-left: 10px; border-left: 3px solid var(--border); font-size: 0.9rem; }
.change-list li:first-child { border-left-color: var(--game-accent, var(--accent)); }
.change-list p { margin: 2px 0 0; }
.change-toggle { min-height: var(--tap); margin-top: 4px; }
.built { margin: 12px auto; font-size: 0.88rem; color: var(--muted); }
.built summary { cursor: pointer; color: var(--text); min-height: var(--tap); display: flex; align-items: center; }
.plays-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; font-variant-numeric: tabular-nums; }
.plays-table th { text-align: left; font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; color: var(--muted); padding: 0 8px 4px 0; }
.plays-table td { padding: 4px 8px 4px 0; border-top: 1px solid var(--border); white-space: nowrap; }
.plays-table .num { text-align: right; width: 4.5em; }
.plays-table .bar-cell { width: 45%; padding-right: 0; }
.plays-table tr.current td { font-weight: 600; }
.plays-bar { display: block; height: 6px; border-radius: 3px; background: var(--game-accent, var(--accent)); opacity: 0.45; }
.plays-table tr.current .plays-bar { opacity: 1; }
.plays-note { font-size: 0.8rem; margin: 6px 0 0; }
.about-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }

/* Rating */
.stars { border: 0; margin: 0 auto 12px; padding: 0; display: flex; gap: 2px; }
.stars button {
  min-width: var(--tap); min-height: var(--tap);
  font-size: 2rem; line-height: 1; padding: 2px 4px;
  background: none; border: 0; cursor: pointer;
  /* Hollow when off, filled when on: told apart by shape, not only colour. */
  color: transparent; -webkit-text-stroke: 1.5px var(--field-border);
}
.stars button.on { color: var(--star); -webkit-text-stroke-color: var(--star); }
.stars button:focus-visible { outline: 2px solid var(--accent); border-radius: 6px; }
.tags { border: 0; margin: 0 auto 12px; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.tags legend { padding: 0; }
.tag {
  min-height: var(--tap); padding: 0 14px;
  font: inherit; font-size: 0.9rem; color: var(--text);
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 999px; cursor: pointer;
}
.tag[aria-pressed="true"] { border-color: var(--game-accent, var(--accent)); background: var(--game-accent, var(--accent)); color: #0b0b10; font-weight: 600; }
.comment-label { display: block; font-size: 0.9rem; margin-bottom: 6px; }
textarea {
  width: 100%; resize: vertical;
  font: inherit; font-size: 1rem; color: var(--text);
  background: var(--panel-2); border: 1px solid var(--field-border); border-radius: 8px; padding: 10px;
}
.feedback-actions { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-top: 10px; }
.status { font-size: 0.88rem; color: var(--muted); margin: 0; }
.status.ok { color: var(--good); }
.status.err { color: var(--bad); }

/* Achievements */
.ach-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
.ach {
  display: grid; grid-template-columns: 28px 1fr; gap: 10px; align-items: center;
  padding: 10px 12px; border-radius: 10px;
  background: var(--panel-2); border: 1px solid var(--border);
  font-size: 0.85rem;
}
.ach .icon { font-size: 1.2rem; text-align: center; filter: grayscale(1); opacity: 0.4; }
.ach b { display: block; }
.ach span.desc { color: var(--muted); }
.ach.got { border-color: var(--star); }
.ach.got .icon { filter: none; opacity: 1; }
.reset-row { margin-top: 20px; }

/* Records: personal best and leaderboard (assets/scores.js) */
.records h3:first-child { margin-top: 0; }
.best-line { font-size: 1.05rem; margin: 0 0 4px; }
.best-line b { font-size: 1.4rem; font-variant-numeric: tabular-nums; }
.board-pick { display: flex; align-items: center; gap: 10px; margin: 0 0 8px; }
.board-pick select {
  height: var(--tap); font: inherit; color: var(--text);
  background: var(--panel); border: 1px solid var(--field-border); border-radius: 10px; padding: 0 10px;
  min-width: 0; max-width: 100%;
}
.lb-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; }
.lb-list li {
  display: grid; grid-template-columns: 2.4em 1fr auto; gap: 8px; align-items: center;
  padding: 6px 10px; border-radius: 8px; background: var(--panel-2); font-size: 0.9rem;
}
.lb-list li .rank { color: var(--muted); font-variant-numeric: tabular-nums; }
.lb-list li .val { font-weight: 600; font-variant-numeric: tabular-nums; }
.lb-list li.me { outline: 2px solid var(--star); }
.lb-list li.gap { background: none; padding: 0 10px; color: var(--muted); }
.lb-note { font-size: 0.82rem; margin: 6px 0 0; }
.lb-me { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 14px; font-size: 0.88rem; margin: 6px 0 4px; }
.lb-me .check { min-height: 36px; }
.lb-list li bdi { overflow-wrap: anywhere; }
.lb-name { margin: 6px 0 4px; font-size: 0.88rem; }
.lb-name label { display: block; margin-bottom: 4px; }
.lb-name-row { display: flex; flex-wrap: wrap; gap: 8px; }
.lb-name-row input {
  flex: 1 1 10em; min-width: 0; height: var(--tap); font: inherit; font-size: 1rem; color: var(--text);
  background: var(--panel); border: 1px solid var(--field-border); border-radius: 10px; padding: 0 10px;
}
.lb-name-row button { flex: none; }
.lb-age p { margin: 0 0 6px; }
.lb-name-msg { margin: 4px 0 0; min-height: 1.3em; }
.lb-name-msg.bad, .lb-name-note { color: var(--bad); }
.lb-name-note { font-size: 0.85rem; margin: 2px 0 4px; }
/* Recovery code (assets/name-ctl.js, assets/identity.js) */
.lb-id-row { margin-top: 0; }
.lb-id { margin: 6px 0 4px; padding: 8px 10px; font-size: 0.88rem; background: var(--panel-2); border-radius: 10px; }
.lb-id label { display: block; margin-bottom: 4px; }
.lb-id p { margin: 6px 0 0; }
.lb-id-code {
  display: block; width: 100%; box-sizing: border-box; resize: none; font: 600 1rem/1.4 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color: var(--text); background: var(--panel); border: 1px solid var(--field-border); border-radius: 10px; padding: 8px 10px;
  overflow-wrap: anywhere; user-select: all; -webkit-user-select: all;
}
.lb-id-warn { font-weight: 600; }
.lb-id .lb-name-row { margin-top: 8px; }
.lb-id .confirm span { font-size: 0.88rem; }

.lb-all { font-size: 0.88rem; margin: 6px 0 0; }
.lb-all a { color: var(--accent); }

/* ---------- Records view: every game's leaderboard (assets/records.js) ---------- */

.records-head { display: flex; align-items: center; gap: 4px; margin: 8px 0 4px; margin-left: -6px; }
.records-head h2 { margin: 0; font-size: 1.25rem; }
.records-summary { margin: 0 0 2px; font-size: 0.95rem; }
.records-name { margin: 0 0 10px; }
.rec-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.rec-row {
  display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: start;
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
}
.rec-row:has(.rec-details[open]) { border-color: var(--card-accent, var(--accent)); }
.rec-play { margin: 8px 6px 0 0; color: var(--card-accent, var(--accent)); }
.rec-summary {
  display: grid; grid-template-columns: 40px minmax(0, 1fr); gap: 12px; align-items: center;
  padding: 10px 0 10px 12px; cursor: pointer; list-style: none; border-radius: var(--radius);
}
.rec-summary::-webkit-details-marker { display: none; }
.rec-summary:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.rec-main { display: grid; gap: 2px; min-width: 0; }
.rec-title { font-weight: 600; overflow-wrap: anywhere; }
.rec-title::after { content: " ▸"; color: var(--muted); font-weight: 400; }
.rec-details[open] .rec-title::after { content: " ▾"; }
.rec-board { font-weight: 400; font-size: 0.82rem; color: var(--muted); }
.rec-line { display: flex; flex-wrap: wrap; gap: 2px 14px; font-size: 0.88rem; }
.rec-line b { font-variant-numeric: tabular-nums; }
.rec-lead bdi { overflow-wrap: anywhere; }
.rec-body { padding: 0 12px 12px; }
.rec-body .board-pick { margin-top: 2px; }

/* ---------- Spotlight view: games that need playtesters (assets/spotlight.js) ---------- */

.spot-lede { margin: 0 0 12px; max-width: 62ch; }
.spot-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 8px 16px; margin: 0 0 8px; }
.spot-stat { border-top: 2px solid var(--border); padding-top: 6px; display: grid; }
.spot-stat b { font-size: 1.5rem; font-variant-numeric: tabular-nums; line-height: 1.2; }
.spot-stat span { color: var(--muted); font-size: 0.88rem; }
.spot-how { margin: 16px 0 4px; padding: 0 0 0 1.3em; display: grid; gap: 4px; font-size: 0.92rem; max-width: 70ch; }
.spot-group { --tone: var(--muted); margin-top: 18px; }
.tone-accent { --tone: var(--accent); }
.tone-bad { --tone: var(--bad); }
.tone-good { --tone: var(--good); }
.tone-star { --tone: var(--star); }
.tone-muted { --tone: var(--muted); }
.spot-group-title { display: flex; align-items: center; gap: 8px; font-size: 1.05rem; margin: 0 0 2px; }
.spot-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--tone); flex: none; }
.spot-count { font-weight: 400; font-size: 0.9rem; }
.spot-ask { margin: 0 0 8px; font-size: 0.9rem; max-width: 70ch; }
.spot-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 8px; }
.spot-list.picks { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.spot-card {
  display: flex; flex-direction: column; gap: 6px; min-width: 0; padding: 12px;
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
}
.spot-card.pick { border-top: 3px solid var(--tone); padding-top: 10px; }
.spot-top { display: flex; align-items: center; gap: 10px; min-width: 0; }
.spot-name { display: grid; gap: 4px; min-width: 0; }
.spot-name h4 { margin: 0; font-size: 1rem; overflow-wrap: anywhere; }
.spot-chip {
  justify-self: start; font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--tone); border: 1px solid var(--tone); border-radius: 999px; padding: 2px 8px;
}
.spot-blurb { margin: 0; color: var(--muted); font-size: 0.88rem; }
.spot-fact { margin: 0; font-size: 0.88rem; }
.spot-meter { display: grid; gap: 3px; }
.spot-bar { position: relative; height: 8px; border-radius: 4px; background: var(--panel-2); }
.spot-fill { position: absolute; inset: 0 auto 0 0; min-width: 3px; border-radius: 4px; background: var(--tone); }
.spot-goal { position: absolute; right: 0; top: -3px; bottom: -3px; width: 2px; background: var(--text); }
.spot-scale { display: flex; justify-content: space-between; font-size: 0.78rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.spot-scale b { color: var(--text); font-weight: 600; }
.spot-play {
  align-self: flex-start; margin-top: auto; min-height: var(--tap); display: inline-flex; align-items: center;
  color: var(--card-accent, var(--accent)); font-weight: 600; text-decoration: none;
}
.spot-play.big {
  padding: 0 14px; border-radius: 10px; background: var(--accent); color: var(--on-accent);
}
.spot-play:hover { text-decoration: underline; }
.spot-play:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 6px; }

/* ---------- Teacher page (assets/teachers.js) ---------- */

.teach-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 8px; margin: 0 0 8px; }
.teach-card { padding: 12px; background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); }
.teach-card h3, .teach-section h3 { margin: 0 0 4px; font-size: 1.05rem; }
.teach-card p { margin: 0; font-size: 0.92rem; }
.teach-card p + p { margin-top: 6px; }
.teach-section { margin-top: 22px; }
.teach-section > p { margin: 0 0 8px; max-width: 70ch; }
.teach-section ul { padding-left: 20px; margin: 0; max-width: 70ch; }
.teach-section li { margin-bottom: 6px; }
.class-link { display: flex; flex-wrap: wrap; gap: 8px; margin: 8px 0 4px; }
.class-link input {
  flex: 1 1 220px; min-width: 0; min-height: var(--tap);
  font: inherit; font-size: 0.9rem; color: var(--text);
  background: var(--panel-2); border: 1px solid var(--field-border); border-radius: 8px; padding: 0 10px;
}
/* Class challenge (assets/teachers.js): game, classroom-mode box, Make. */
.challenge-make { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; margin: 8px 0 4px; }
.challenge-make select {
  height: var(--tap); font: inherit; color: var(--text); flex: 0 1 260px; min-width: 0;
  background: var(--panel-2); border: 1px solid var(--field-border); border-radius: 8px; padding: 0 10px;
}
.challenge-make label:first-child { font-weight: 600; }
#challengeOut .small { margin: 0 0 4px; }
#challengeCode { letter-spacing: 0.08em; }
.teach-table-wrap { overflow-x: auto; }
.teach-table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.teach-table th, .teach-table td { text-align: left; vertical-align: top; padding: 8px 10px 8px 0; border-top: 1px solid var(--border); }
.teach-table thead th { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); border-top: 0; padding-bottom: 4px; }
.teach-table tbody th { width: 42%; font-weight: 400; }
.teach-table tbody th a { font-weight: 600; display: inline-block; }
.teach-table tbody th a::first-letter { text-transform: uppercase; }
.teach-kind th { padding-top: 14px; font-size: 0.75rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.teach-about { display: block; color: var(--muted); font-size: 0.82rem; margin-top: 2px; }
.teach-games { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 2px 14px; }
.teach-games a { display: inline-block; padding: 2px 0; }
@media (max-width: 480px) {
  .teach-table tbody th { width: 46%; }
}
/* "Download all" for a topic (assets/bundle.js): the gallery bar and the teacher table. */
.topic-bundle { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 10px; margin: -4px 0 12px; font-size: 0.88rem; }
.topic-bundle .status, .teach-zip-wrap .status { flex-basis: 100%; }
.bundle-status:empty { display: none; }
.teach-zip-wrap { margin-top: 6px; }
.teach-zip-wrap .status { margin-top: 4px; }
.class-form { display: grid; gap: 6px; max-width: 620px; }
.class-form > p { margin: 0 0 4px; }
.class-form label { display: grid; gap: 4px; font-size: 0.9rem; }
.class-form input[type="text"] {
  min-height: var(--tap); font: inherit; font-size: 1rem; color: var(--text);
  background: var(--panel-2); border: 1px solid var(--field-border); border-radius: 8px; padding: 0 10px; min-width: 0;
}
.class-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 8px; }
.class-games { border: 0; margin: 4px 0; padding: 0; min-width: 0; }
.class-games legend { padding: 0; font-size: 0.9rem; margin-bottom: 2px; }
.class-game-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 0 12px; }
.class-form .class-game-list label.check { display: flex; font-size: 0.9rem; min-height: 40px; }
.class-form .comment-label { margin: 6px 0 0; }

/* ---------- Classroom mode (assets/classroom.js) ---------- */

.classroom-note {
  width: calc(100% - 32px); max-width: 728px; margin: 0 auto 4px; padding: 6px 12px;
  display: flex; flex-wrap: wrap; align-items: center; gap: 4px 10px;
  font-size: 0.85rem; background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px;
}
.classroom-note button.linkish { min-height: 32px; }
/* Hidden for students: rating, leaderboard names, the teacher feedback form. */
.classroom .toolbar [data-panel="rate"],
.classroom .lb-name-ctl,
.classroom .identity-opt,
.classroom .spot-rate { display: none !important; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .spinner { border-top-color: rgba(255, 255, 255, 0.15); }
}

/* ---------- Daily Challenge panel (cabinet) ---------- */

.daily-note { margin: 0 0 12px; padding: 8px 10px; border-left: 3px solid var(--game-accent, var(--accent)); background: var(--panel-2); border-radius: 6px; font-size: 0.9rem; }
.daily-card-wrap { margin: 8px 0; }
.daily-card { display: block; width: 100%; max-width: 360px; aspect-ratio: 1; border-radius: 10px; background: #0b0b10; }