/* =========================================================================
   Taiwan Escape Room Codex — visual system (pure CSS, no build)
   A custom MD3-derived palette: brass / amber primary (locks & clues),
   teal secondary (puzzles & tech), muted crimson tertiary (horror genre),
   on warm neutrals. The DARK theme is the lead look — a dim, lamp-lit room.
   ========================================================================= */

/* ---- tokens : LIGHT (daytime briefing) ---- */
:root,
[data-theme="light"] {
  --primary:#9A4A00; --on-primary:#FFFFFF; --primary-container:#FFDCC2; --on-primary-container:#311300;
  --secondary:#006A6B; --secondary-container:#9CF1F2; --on-secondary-container:#002020;
  --tertiary:#8F4C56; --tertiary-container:#FFD9DE;
  --background:#FBF5EE; --on-background:#211A14; --surface:#FBF5EE;
  --surface-container:#F4EADE; --surface-container-high:#EEE2D4; --surface-variant:#EFE0D1;
  --on-surface:#211A14; --on-surface-variant:#55443A;
  --outline:#87766A; --outline-variant:#D7C3B3; --error:#B3261E; --success:#2E7D32;
  --elev-1:0 1px 2px rgba(60,30,0,.12),0 1px 3px 1px rgba(60,30,0,.07);
  --elev-2:0 2px 8px 2px rgba(60,30,0,.13),0 1px 2px rgba(60,30,0,.14);
  --elev-3:0 6px 14px 4px rgba(60,30,0,.16),0 2px 4px rgba(60,30,0,.16);
  --glow:rgba(154,74,0,.05);
  --radius-sm:8px; --radius:16px; --radius-lg:28px;
  --font-body:"Roboto Flex","Noto Sans TC",system-ui,sans-serif;
  --font-display:"Space Grotesk","Noto Serif TC","Noto Sans TC",serif;
}
/* ---- tokens : DARK (the locked room) ---- */
[data-theme="dark"] {
  --primary:#FFB77C; --on-primary:#532200; --primary-container:#7A3A00; --on-primary-container:#FFDCC2;
  --secondary:#4FD8DE; --secondary-container:#00504F; --on-secondary-container:#9CF1F2;
  --tertiary:#FFB2BC; --tertiary-container:#723340;
  --background:#17120E; --on-background:#EFE0D5; --surface:#17120E;
  --surface-container:#231A13; --surface-container-high:#2E231A; --surface-variant:#52443A;
  --on-surface:#EFE0D5; --on-surface-variant:#D7C3B3;
  --outline:#A08D7F; --outline-variant:#52443A; --error:#F2B8B5; --success:#A5D6A7;
  --glow:rgba(255,160,90,.07);
}

/* ---- Reset / base ---- */
* { box-sizing:border-box; }
html { scroll-behavior:smooth; }
body {
  margin:0; font-family:var(--font-body); background:var(--background); color:var(--on-background);
  -webkit-font-smoothing:antialiased; transition:background .2s,color .2s; overflow-x:hidden;
}
a { color:inherit; text-decoration:none; }
.material-symbols-rounded { font-variation-settings:"FILL" 0,"wght" 400,"GRAD" 0,"opsz" 24; line-height:1; user-select:none; }
.skip-link {
  position:absolute; left:-999px; top:8px; z-index:60; background:var(--primary); color:var(--on-primary);
  padding:8px 14px; border-radius:var(--radius-lg);
}
.skip-link:focus { left:12px; }

/* ---- App bar ---- */
.appbar { position:sticky; top:0; z-index:30; background:var(--surface-container); box-shadow:var(--elev-1); }
.appbar__inner { max-width:1100px; margin:0 auto; padding:10px 16px; display:flex; align-items:center; gap:12px; }
.brand { display:flex; align-items:center; gap:8px; font-weight:700; font-size:1.1rem; color:var(--on-surface); min-width:0; overflow:hidden; }
.brand__logo { color:var(--primary); flex:0 0 auto; }
.brand__name { overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.appbar__actions { margin-left:auto; display:flex; align-items:center; gap:8px; flex:0 0 auto; }
.icon-btn { display:inline-flex; align-items:center; gap:4px; border:none; background:transparent; color:var(--on-surface-variant);
  border-radius:var(--radius-lg); padding:8px 10px; cursor:pointer; font:inherit; transition:background .15s; }
.icon-btn:hover { background:var(--surface-container-high); }
.icon-btn__txt { font-size:.85rem; font-weight:500; }

/* ---- Cross-page nav ---- */
.pagenav {
  position:sticky; top:56px; z-index:25; border-bottom:1px solid var(--outline-variant);
  background:color-mix(in srgb,var(--background) 88%,transparent); backdrop-filter:saturate(180%) blur(8px);
}
.pagenav__inner { max-width:1100px; margin:0 auto; padding:8px 12px; display:flex; gap:8px; overflow-x:auto; scrollbar-width:none; }
.pagenav__inner::-webkit-scrollbar { display:none; }
.navpill {
  display:inline-flex; align-items:center; gap:6px; flex:0 0 auto; padding:7px 14px; border-radius:var(--radius-lg);
  font-size:.85rem; font-weight:500; color:var(--on-surface-variant); border:1px solid var(--outline-variant);
  background:transparent; white-space:nowrap; cursor:pointer; transition:background .15s,color .15s,border-color .15s;
}
.navpill .material-symbols-rounded { font-size:18px; }
.navpill:hover { background:var(--surface-container-high); }
.navpill--active { background:var(--secondary-container); color:var(--on-secondary-container); border-color:transparent; }

/* ---- Page scaffold ---- */
.page { max-width:1100px; margin:0 auto; padding:32px 16px 16px; }
.page-head { margin-bottom:22px; }
.page-head h1 { margin:0 0 6px; font-size:clamp(1.6rem,4vw,2.2rem); font-weight:700; letter-spacing:-.01em; color:var(--on-surface); }
.page-head__sub { margin:0; max-width:62ch; font-size:1rem; line-height:1.5; color:var(--on-surface-variant); }
.empty { color:var(--on-surface-variant); }

/* ---- Hero stats (hub) ---- */
.hero__stats { display:grid; grid-template-columns:repeat(auto-fit,minmax(140px,1fr)); gap:14px; margin:0 0 26px; }
.hero__stat { background:var(--surface-container); border-radius:var(--radius); padding:20px 18px; display:flex; flex-direction:column; gap:4px; border:1px solid var(--outline-variant); }
.hero__stat-value { font-size:2rem; font-weight:700; color:var(--primary); font-variant-numeric:tabular-nums; line-height:1.1; }
.hero__stat-label { font-size:.85rem; color:var(--on-surface-variant); }

/* ---- Cards grid ---- */
.grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(260px,1fr)); gap:16px; }
.card { background:var(--surface-container); border-radius:var(--radius); padding:20px; cursor:pointer;
  border:1px solid transparent; transition:box-shadow .18s,transform .18s,border-color .18s; display:flex; flex-direction:column; gap:10px; }
.card:hover,.card:focus-visible { box-shadow:var(--elev-2); transform:translateY(-2px); border-color:var(--outline-variant); outline:none; }
.card--nav .card__icon { font-size:28px; color:var(--primary); }
.card__title { margin:0; font-size:1.05rem; font-weight:600; color:var(--on-surface); }
.card__summary { margin:0; font-size:.9rem; line-height:1.5; color:var(--on-surface-variant); }
.card__tags { margin-top:auto; display:flex; flex-wrap:wrap; gap:6px; }
.tag { font-size:.72rem; color:var(--on-surface-variant); background:var(--surface-variant); padding:2px 8px; border-radius:var(--radius-sm); }

/* ---- Toolbar / search / chips ---- */
.toolbar { display:flex; flex-wrap:wrap; gap:12px; align-items:center; margin-bottom:14px; }
.search { flex:1 1 220px; min-width:160px; padding:10px 14px; border-radius:var(--radius-lg); border:1px solid var(--outline-variant);
  background:var(--surface-container); color:var(--on-surface); font:inherit; }
.search:focus { outline:2px solid var(--primary); outline-offset:1px; }
.chips { display:flex; flex-wrap:wrap; gap:8px; }
.chip { padding:7px 14px; border-radius:var(--radius-lg); font-size:.85rem; font-weight:500; color:var(--on-surface-variant);
  border:1px solid var(--outline-variant); background:transparent; cursor:pointer; transition:background .15s,color .15s; }
.chip:hover { background:var(--surface-container-high); }
.chip--active { background:var(--secondary-container); color:var(--on-secondary-container); border-color:transparent; }
.result-count { margin:0 0 14px; font-size:.85rem; color:var(--on-surface-variant); }

/* ---- Article ---- */
.reading-progress { position:fixed; top:0; left:0; height:3px; width:0; background:var(--primary); z-index:40; transition:width .1s linear; }
.article-layout { display:grid; grid-template-columns:200px 1fr; gap:32px; align-items:start; }
.toc { position:sticky; top:108px; }
.toc__inner { display:flex; flex-direction:column; gap:4px; border-left:2px solid var(--outline-variant); }
.toc-link { padding:6px 14px; font-size:.9rem; color:var(--on-surface-variant); border-left:2px solid transparent; margin-left:-2px; }
.toc-link:hover { color:var(--on-surface); }
.toc-link--active { color:var(--primary); border-left-color:var(--primary); font-weight:600; }
.prose { max-width:70ch; color:var(--on-surface-variant); }
.prose h2 { color:var(--on-surface); font-size:1.4rem; margin:0 0 12px; scroll-margin-top:120px; }
.prose h3 { color:var(--on-surface); font-size:1.12rem; margin:22px 0 8px; }
.prose p { line-height:1.75; margin:0 0 14px; }
.prose ul { margin:0 0 14px; padding-left:22px; line-height:1.75; }
.prose blockquote { margin:0 0 16px; padding:8px 18px; border-left:4px solid var(--primary); color:var(--on-surface); font-style:italic; }
.prose pre { background:var(--surface-container); padding:14px 16px; border-radius:var(--radius); overflow:auto; border:1px solid var(--outline-variant); }
.prose code { font-family:"Roboto Mono",ui-monospace,monospace; font-size:.85rem; }
.article-section { margin-bottom:28px; }

/* ---- Dashboard ---- */
.stat-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(160px,1fr)); gap:16px; margin-bottom:20px; }
.stat-card { background:var(--surface-container); border:1px solid var(--outline-variant); border-radius:var(--radius); padding:18px; display:flex; flex-direction:column; gap:6px; }
.stat-label { font-size:.82rem; color:var(--on-surface-variant); }
.stat-value { font-size:1.6rem; font-weight:700; color:var(--on-surface); font-variant-numeric:tabular-nums; }
.stat-unit { font-size:.85rem; font-weight:500; color:var(--on-surface-variant); }
.stat-delta { font-size:.8rem; font-weight:600; }
.stat-delta--up { color:var(--success); }
.stat-delta--down { color:var(--error); }
.panel-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(280px,1fr)); gap:16px; margin-bottom:20px; }
.panel { margin:0; background:var(--surface-container); border:1px solid var(--outline-variant); border-radius:var(--radius); padding:18px; }
.panel figcaption { font-weight:600; color:var(--on-surface); margin-bottom:10px; }
.panel--wide { grid-column:1/-1; }
.chart-wrap { width:100%; }
.chart-wrap svg { width:100%; height:auto; display:block; }
.bar-rect { fill:var(--primary); transition:fill .15s; }
.bar-rect:hover { fill:var(--tertiary); }
.bar-value { fill:var(--on-surface); font-size:13px; font-weight:600; font-family:var(--font-body); }
.bar-label { fill:var(--on-surface-variant); font-size:12px; font-family:var(--font-body); }
.axis-line { stroke:var(--outline-variant); stroke-width:1.5; }
.line-path { stroke:var(--primary); stroke-width:2.5; }
.line-area { fill:var(--primary); opacity:.12; }
.line-dot { fill:var(--primary); }

/* ---- Data table ---- */
.table-wrap { overflow-x:auto; border-radius:var(--radius); border:1px solid var(--outline-variant); }
.data-table,.cmp-table { width:100%; border-collapse:collapse; background:var(--surface-container); font-size:.9rem; }
.data-table th,.data-table td { padding:11px 14px; text-align:left; border-bottom:1px solid var(--outline-variant); color:var(--on-surface); white-space:nowrap; }
.data-table thead th { background:var(--surface-container-high); font-weight:600; color:var(--on-surface-variant); position:sticky; top:0; }
.th-sort { cursor:pointer; user-select:none; }
.th-sort:hover { color:var(--primary); }
.data-table tbody tr:hover { background:var(--surface-container-high); }
.row-link { color:var(--primary); }

/* ---- Timeline ---- */
.timeline { list-style:none; margin:0; padding:0; position:relative; }
.timeline::before { content:""; position:absolute; left:7px; top:6px; bottom:6px; width:2px; background:var(--outline-variant); }
.tl-item { position:relative; padding:0 0 18px 36px; }
.tl-item:last-child { padding-bottom:0; }
.tl-dot { position:absolute; left:0; top:6px; width:16px; height:16px; border-radius:50%; background:var(--primary); border:3px solid var(--background); box-shadow:0 0 0 2px var(--primary); }
.tl-card { background:var(--surface-container); border-radius:var(--radius); padding:14px 18px; border:1px solid var(--outline-variant); }
.tl-date { font-size:.78rem; font-weight:600; letter-spacing:.04em; color:var(--primary); }
.tl-title { margin:4px 0 6px; font-size:1.05rem; color:var(--on-surface); }
.tl-body { margin:0; font-size:.9rem; line-height:1.5; color:var(--on-surface-variant); }

/* ---- Bento ---- */
.bento { display:grid; grid-template-columns:repeat(4,1fr); grid-auto-rows:120px; gap:14px; }
.tile { background:var(--surface-container); border:1px solid var(--outline-variant); border-radius:var(--radius); padding:18px; display:flex; flex-direction:column; gap:6px; overflow:hidden; }
.tile--accent { background:linear-gradient(135deg,var(--primary-container),var(--secondary-container)); border-color:transparent; }
.tile--lg { grid-column:span 2; grid-row:span 2; }
.tile--tall { grid-row:span 2; }
.tile--wide { grid-column:span 2; }
.tile--md { grid-column:span 2; }
.tile__icon { font-size:26px; color:var(--primary); }
.tile__value { font-size:1.7rem; font-weight:700; color:var(--on-surface); }
.tile__title { margin:0; font-size:1rem; color:var(--on-surface); }
.tile__body { margin:0; font-size:.85rem; line-height:1.45; color:var(--on-surface-variant); }

/* ---- Kanban ---- */
.kanban { display:grid; grid-auto-flow:column; grid-auto-columns:minmax(240px,1fr); gap:14px; overflow-x:auto; padding-bottom:8px; }
.kb-col { background:var(--surface-container-high); border-radius:var(--radius); padding:12px; }
.kb-col__head { display:flex; align-items:center; gap:8px; font-weight:600; color:var(--on-surface); margin-bottom:10px; padding:0 4px; }
.kb-col__count { font-size:.75rem; background:var(--secondary-container); color:var(--on-secondary-container); border-radius:var(--radius-lg); padding:1px 8px; }
.kb-col__body { display:flex; flex-direction:column; gap:10px; }
.kb-card { background:var(--surface); border:1px solid var(--outline-variant); border-radius:var(--radius-sm); padding:12px 14px; display:flex; flex-direction:column; gap:8px; }
.kb-card__title { margin:0; font-size:.95rem; color:var(--on-surface); }
.kb-card__body { margin:0; font-size:.82rem; line-height:1.45; color:var(--on-surface-variant); }

/* ---- Accordion (faq) ---- */
.accordion { display:flex; flex-direction:column; gap:10px; }
.acc-item { background:var(--surface-container); border-radius:var(--radius); border:1px solid var(--outline-variant); overflow:hidden; }
.acc-q { display:flex; align-items:center; justify-content:space-between; gap:12px; padding:16px 18px; cursor:pointer; font-weight:600; color:var(--on-surface); list-style:none; }
.acc-q::-webkit-details-marker { display:none; }
.acc-chevron { transition:transform .2s; color:var(--on-surface-variant); }
.acc-item[open] .acc-chevron { transform:rotate(180deg); }
.acc-a { padding:0 18px 18px; font-size:.92rem; line-height:1.6; color:var(--on-surface-variant); }

/* ---- Comparison ---- */
.cmp-table th,.cmp-table td { padding:14px 16px; text-align:center; border-bottom:1px solid var(--outline-variant); color:var(--on-surface); }
.cmp-table thead th { vertical-align:bottom; }
.cmp-feat { text-align:left !important; font-weight:600; color:var(--on-surface-variant); }
.cmp-plan { font-weight:700; font-size:1.05rem; }
.cmp-price { color:var(--primary); font-weight:600; }
.cmp-note { font-size:.78rem; color:var(--on-surface-variant); }
.cmp-col--hl { background:var(--secondary-container); }
.cmp-yes { color:var(--success); }
.cmp-no { color:var(--outline); }

/* ---- Leaderboard ---- */
.seg { display:inline-flex; gap:4px; background:var(--surface-container-high); border-radius:var(--radius-lg); padding:4px; margin-bottom:18px; }
.seg__btn { border:none; background:transparent; color:var(--on-surface-variant); padding:8px 18px; border-radius:var(--radius-lg); cursor:pointer; font:inherit; font-weight:500; }
.seg__btn--active { background:var(--primary); color:var(--on-primary); }
.lb-list { list-style:none; margin:0 0 18px; padding:0; display:flex; flex-direction:column; gap:8px; }
.lb-row { display:grid; grid-template-columns:auto auto 1fr auto auto; align-items:center; gap:12px; background:var(--surface-container); border:1px solid var(--outline-variant); border-radius:var(--radius); padding:12px 16px; }
.lb-rank { font-variant-numeric:tabular-nums; font-weight:700; color:var(--on-surface-variant); min-width:1.5em; }
.lb-tier { font-weight:700; width:1.8em; height:1.8em; display:inline-grid; place-items:center; border-radius:50%; color:#fff; font-size:.8rem; }
.lb-tier--S { background:#B3261E; } .lb-tier--A { background:#7D5260; } .lb-tier--B { background:#6750A4; }
.lb-tier--C { background:#625B71; } .lb-tier--D { background:#79747E; }
.lb-name { font-weight:600; color:var(--on-surface); }
.lb-meta { font-size:.82rem; color:var(--on-surface-variant); }
.lb-score { font-weight:700; font-variant-numeric:tabular-nums; color:var(--primary); }
.lb-tier-group { margin-bottom:16px; }
.lb-tier-head { display:inline-grid; place-items:center; min-width:2em; height:2em; border-radius:var(--radius-sm); color:#fff; font-weight:700; padding:0 10px; margin-bottom:10px; }

/* ---- Scrolly ---- */
.scrolly { display:grid; grid-template-columns:1fr 1fr; gap:32px; align-items:start; }
.scrolly-sticky { position:sticky; top:120px; height:60vh; display:flex; }
.scrolly-visual { flex:1; display:flex; align-items:center; justify-content:center; background:var(--surface-container); border:1px solid var(--outline-variant); border-radius:var(--radius-lg); padding:24px; }
.scrolly-stat { font-size:2.4rem; font-weight:700; text-align:center; }
.scrolly-steps { display:flex; flex-direction:column; gap:60vh; padding:20vh 0; }
.scrolly-step { background:var(--surface-container); border:1px solid var(--outline-variant); border-radius:var(--radius); padding:20px 22px; opacity:.4; transition:opacity .3s; }
.scrolly-step p { margin:0; font-size:1.1rem; line-height:1.6; color:var(--on-surface); }
.scrolly-step--active { opacity:1; }

/* ---- Map ---- */
.map-layout { display:grid; grid-template-columns:1fr 300px; gap:18px; align-items:start; }
.map-box { height:460px; border-radius:var(--radius); overflow:hidden; border:1px solid var(--outline-variant); background:var(--surface-container); }
.map-fallback { height:100%; display:flex; align-items:center; justify-content:center; color:var(--on-surface-variant); padding:20px; text-align:center; }
.map-list { list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:8px; max-height:460px; overflow:auto; }
.place { display:flex; flex-direction:column; gap:3px; background:var(--surface-container); border:1px solid var(--outline-variant); border-radius:var(--radius-sm); padding:12px 14px; cursor:pointer; }
.place:hover,.place:focus-visible { border-color:var(--primary); outline:none; }
.place b { color:var(--on-surface); }
.place span { font-size:.82rem; color:var(--on-surface-variant); }

/* ---- Dialog ---- */
.dialog { border:none; border-radius:var(--radius-lg); background:var(--surface-container-high); color:var(--on-surface); max-width:600px; width:calc(100% - 32px); padding:0; box-shadow:var(--elev-3); }
.dialog::backdrop { background:rgba(0,0,0,.5); }
.dialog__bar { display:flex; align-items:center; padding:8px 12px; border-bottom:1px solid var(--outline-variant); position:sticky; top:0; background:var(--surface-container-high); }
.dialog__spacer { flex:1; }
.dialog__body { padding:24px; }
.dialog__body h2 { margin-top:0; color:var(--on-surface); }
.dialog__body p { color:var(--on-surface-variant); line-height:1.65; }
.dialog__body .card__tags { margin:0 0 14px; }

/* ---- Footer ---- */
.footer { text-align:center; padding:32px 16px; margin-top:32px; color:var(--on-surface-variant); font-size:.85rem; border-top:1px solid var(--outline-variant); }

/* ---- Responsive ---- */
@media (max-width:860px) {
  .article-layout { grid-template-columns:1fr; }
  .toc { position:static; }
  .toc__inner { flex-direction:row; flex-wrap:wrap; border-left:none; }
  .scrolly { grid-template-columns:1fr; }
  .scrolly-sticky { position:sticky; top:64px; height:auto; }
  .scrolly-steps { gap:30vh; padding:10vh 0; }
  .map-layout { grid-template-columns:1fr; }
  .map-list { flex-direction:row; max-height:none; }
  .bento { grid-template-columns:repeat(2,1fr); }
  .tile--lg,.tile--wide,.tile--md { grid-column:span 2; }
}
@media (max-width:600px) {
  .grid { grid-template-columns:1fr; }
  .bento { grid-template-columns:1fr; }
  .tile--lg,.tile--wide,.tile--md,.tile--tall { grid-column:span 1; grid-row:span 1; }
  .lb-row { grid-template-columns:auto auto 1fr auto; }
  .lb-meta { display:none; }
  .icon-btn__txt { font-size:.8rem; }
}
@media (max-width:375px) {
  .appbar__inner,.pagenav__inner,.page { padding-left:12px; padding-right:12px; }
  .page-head h1 { font-size:1.4rem; }
}

/* =========================================================================
   Escape Room Codex — custom theming layer (on top of the MD3 baseline)
   ========================================================================= */

/* ---- atmospheric glow: a faint lamp in the corner of a dim room ---- */
body {
  background-image:
    radial-gradient(1100px 560px at 88% -12%, var(--glow), transparent 70%),
    radial-gradient(820px 460px at -8% 14%, color-mix(in srgb, var(--secondary) 9%, transparent), transparent 70%);
  background-attachment:fixed;
  background-repeat:no-repeat;
}

/* ---- display typography: geometric Latin + serif Chinese for a riddle feel ---- */
.brand__name,
.page-head h1,
.hero__stat-value,
.tl-title,
.stat-value { font-family:var(--font-display); }
.page-head h1 { letter-spacing:0; }
.brand__logo { color:var(--primary); }

/* a thin amber rule + spacing under the page heading */
.page-head { position:relative; padding-bottom:14px; }
.page-head::after {
  content:""; position:absolute; left:0; bottom:0; width:54px; height:3px;
  border-radius:3px; background:var(--primary);
}

/* appbar gets a hairline brass underline */
.appbar { border-bottom:1px solid color-mix(in srgb, var(--primary) 22%, var(--outline-variant)); }

/* nav pills: active pill glows amber instead of the default lilac */
.navpill--active { background:var(--primary-container); color:var(--on-primary-container); }

/* hub entry cards get an amber left accent on hover */
.card--nav { border-left:3px solid transparent; }
.card--nav:hover,.card--nav:focus-visible { border-left-color:var(--primary); }

/* hero stat cards: subtle gradient + monospaced-ish numerals */
.hero__stat { background:linear-gradient(160deg, var(--surface-container), color-mix(in srgb, var(--primary-container) 30%, var(--surface-container))); }
.hero__stat-value { font-variant-numeric:tabular-nums; }

/* leaderboard tier colors retuned to the codex palette (kept for completeness) */
.lb-tier--S { background:#9A4A00; } .lb-tier--A { background:#8F4C56; } .lb-tier--B { background:#006A6B; }

/* =========================== GLOSSARY =========================== */
.glossary { display:flex; flex-direction:column; gap:8px; }
.gloss-item { background:var(--surface-container); border:1px solid var(--outline-variant); border-radius:var(--radius); overflow:hidden; }
.gloss-term {
  display:flex; align-items:center; justify-content:space-between; gap:12px;
  padding:13px 16px; cursor:pointer; font-weight:600; color:var(--on-surface);
  list-style:none; border-left:3px solid transparent;
}
.gloss-term::-webkit-details-marker { display:none; }
.gloss-item[open] .gloss-term { border-left-color:var(--primary); color:var(--primary); }
.gloss-chevron { transition:transform .2s; color:var(--on-surface-variant); }
.gloss-item[open] .gloss-chevron { transform:rotate(180deg); }
.gloss-def { padding:0 16px 15px; font-size:.92rem; line-height:1.65; color:var(--on-surface-variant); }

/* =========================== QUIZ =========================== */
.quiz-score {
  position:sticky; top:104px; z-index:20; margin:0 0 18px; padding:10px 16px;
  background:color-mix(in srgb, var(--primary-container) 70%, var(--surface-container));
  color:var(--on-primary-container); border:1px solid var(--outline-variant);
  border-radius:var(--radius-lg); font-weight:700; font-variant-numeric:tabular-nums;
  font-family:var(--font-display); text-align:center;
}
.quiz { display:flex; flex-direction:column; gap:16px; }
.quiz-card { background:var(--surface-container); border:1px solid var(--outline-variant); border-radius:var(--radius); padding:18px 18px 16px; }
.quiz-q { display:flex; gap:10px; align-items:flex-start; font-weight:600; font-size:1.04rem; color:var(--on-surface); margin-bottom:14px; line-height:1.5; }
.quiz-num {
  flex:0 0 auto; width:1.7em; height:1.7em; display:inline-grid; place-items:center;
  background:var(--primary); color:var(--on-primary); border-radius:50%; font-size:.85rem;
  font-weight:700; font-family:var(--font-display);
}
.quiz-opts { display:grid; gap:8px; }
.quiz-opt {
  display:flex; align-items:center; gap:10px; text-align:left; width:100%;
  padding:11px 14px; border:1px solid var(--outline-variant); border-radius:var(--radius-sm);
  background:var(--surface); color:var(--on-surface); font:inherit; cursor:pointer;
  transition:background .15s,border-color .15s,transform .1s;
}
.quiz-opt:hover:not(:disabled) { background:var(--surface-container-high); border-color:var(--primary); }
.quiz-opt:active:not(:disabled) { transform:scale(.99); }
.quiz-opt:disabled { cursor:default; }
.quiz-opt__key {
  flex:0 0 auto; width:1.5em; height:1.5em; display:inline-grid; place-items:center;
  border:1px solid var(--outline-variant); border-radius:6px; font-size:.78rem; font-weight:700;
  color:var(--on-surface-variant);
}
.quiz-opt--correct { background:color-mix(in srgb, var(--success) 22%, var(--surface)); border-color:var(--success); }
.quiz-opt--correct .quiz-opt__key { background:var(--success); color:#08210b; border-color:transparent; }
.quiz-opt--wrong { background:color-mix(in srgb, var(--error) 20%, var(--surface)); border-color:var(--error); }
.quiz-opt--wrong .quiz-opt__key { background:var(--error); color:#2a0a08; border-color:transparent; }
.quiz-explain { margin-top:12px; padding:11px 14px; background:var(--surface-container-high); border-radius:var(--radius-sm); font-size:.9rem; line-height:1.6; color:var(--on-surface-variant); }
.quiz-mark { font-size:1rem; }

/* =========================== FLASHCARDS =========================== */
.flash-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(220px,1fr)); gap:16px; }
.flash {
  position:relative; aspect-ratio:5/3; border:none; background:transparent; padding:0;
  cursor:pointer; perspective:1100px; font:inherit; -webkit-tap-highlight-color:transparent;
}
.flash__inner {
  position:absolute; inset:0; transition:transform .5s cubic-bezier(.2,.7,.2,1);
  transform-style:preserve-3d;
}
.flash--flipped .flash__inner { transform:rotateY(180deg); }
.flash__face {
  position:absolute; inset:0; display:flex; align-items:center; justify-content:center; text-align:center;
  padding:18px; border-radius:var(--radius); border:1px solid var(--outline-variant);
  -webkit-backface-visibility:hidden; backface-visibility:hidden; overflow:auto;
}
.flash__front {
  background:linear-gradient(155deg, var(--primary-container), color-mix(in srgb, var(--secondary-container) 45%, var(--primary-container)));
  color:var(--on-primary-container); font-family:var(--font-display); font-weight:700; font-size:1.18rem;
}
.flash__front::after {
  content:"?"; position:absolute; right:12px; bottom:8px; font-size:1.4rem; font-weight:700;
  color:var(--on-primary-container); opacity:.35; font-family:var(--font-display);
}
.flash__back {
  background:var(--surface-container); color:var(--on-surface-variant);
  font-size:.92rem; line-height:1.55; transform:rotateY(180deg);
}

@media (max-width:600px) {
  .flash-grid { grid-template-columns:repeat(2,1fr); }
  .quiz-score { top:96px; }
}
@media (max-width:375px) {
  .flash-grid { grid-template-columns:1fr; }
}

/* =========================================================================
   MINI-GAMES — one playable demo per puzzle type, shown in the puzzle dialog
   ========================================================================= */
.mg { margin-top:22px; padding-top:16px; border-top:1px dashed var(--outline-variant); }
.mg__head { margin:0 0 2px; font-family:var(--font-display); font-size:1rem; color:var(--primary); display:flex; align-items:center; gap:6px; }
.mg__head::before { content:"🎮"; }
.mg__instr { margin:.4rem 0 12px; font-size:.86rem; line-height:1.5; color:var(--on-surface-variant); }
.mg-row { display:flex; gap:8px; align-items:center; flex-wrap:wrap; margin-top:10px; }
.mg-row--center { justify-content:center; }
.mg-btn { padding:8px 14px; border:1px solid var(--outline-variant); border-radius:var(--radius-sm); background:var(--surface-container-high); color:var(--on-surface); font:inherit; font-weight:600; cursor:pointer; transition:background .15s,border-color .15s,transform .1s; }
.mg-btn:hover:not(:disabled) { border-color:var(--primary); }
.mg-btn:active:not(:disabled) { transform:scale(.97); }
.mg-btn:disabled { opacity:.5; cursor:default; }
.mg-btn--primary { background:var(--primary); color:var(--on-primary); border-color:transparent; }
.mg-btn--ghost { background:transparent; }
.mg-pill { padding:4px 12px; border-radius:var(--radius-lg); background:var(--surface-variant); color:var(--on-surface-variant); font-size:.8rem; font-variant-numeric:tabular-nums; min-width:72px; text-align:center; }
.mg-hint { margin-top:8px; font-size:.78rem; color:var(--on-surface-variant); }
.mg-fb { font-weight:700; min-width:1.5em; }
.mg-input { width:96px; padding:9px 12px; border:1px solid var(--outline-variant); border-radius:var(--radius-sm); background:var(--surface); color:var(--on-surface); font:inherit; font-variant-numeric:tabular-nums; }
.mg-input:focus { outline:2px solid var(--primary); outline-offset:1px; }
.mg-win { margin-top:14px; padding:10px 14px; border:1px solid var(--success); border-radius:var(--radius-sm); background:color-mix(in srgb,var(--success) 20%,var(--surface)); color:var(--on-surface); font-weight:700; text-align:center; animation:mg-pop .3s ease; }
@keyframes mg-pop { from { transform:scale(.9); opacity:0; } to { transform:scale(1); opacity:1; } }
@keyframes mg-shake { 0%,100%{transform:translateX(0);} 25%{transform:translateX(-5px);} 75%{transform:translateX(5px);} }
.mg-shake { animation:mg-shake .4s; }

/* search */
.mg-grid--4 { display:grid; grid-template-columns:repeat(4,1fr); gap:8px; margin-top:10px; }
.mg-cell { aspect-ratio:1; display:grid; place-items:center; border:1px solid var(--outline-variant); border-radius:var(--radius-sm); background:var(--surface-container-high); color:var(--on-surface-variant); cursor:pointer; }
.mg-cell .material-symbols-rounded { font-size:22px; }
.mg-cell--open { background:var(--surface); color:var(--outline); }
.mg-cell--hit { background:color-mix(in srgb,var(--primary) 28%,var(--surface)); color:var(--primary); border-color:var(--primary); }
.mg-empty { opacity:.4; }

/* ciphers + acrostic progress */
.mg-cipher { margin-top:10px; padding:14px; text-align:center; background:var(--surface-container-high); border-radius:var(--radius); font-family:var(--font-display); font-weight:700; font-size:2rem; letter-spacing:.3em; color:var(--on-surface); }
.mg-cipher--ok { color:var(--success); }
.mg-acro { display:flex; flex-direction:column; gap:6px; margin-top:10px; }
.mg-acro-line { display:flex; gap:8px; align-items:baseline; text-align:left; padding:8px 12px; border:1px solid var(--outline-variant); border-radius:var(--radius-sm); background:var(--surface-container-high); color:var(--on-surface-variant); font:inherit; cursor:pointer; }
.mg-acro-first { color:var(--primary); font-weight:800; font-size:1.1rem; font-family:var(--font-display); }
.mg-acro-line--on { border-color:var(--primary); background:color-mix(in srgb,var(--primary) 14%,var(--surface)); }
.mg-acro-prog { min-height:1.4em; margin-top:4px; text-align:center; font-family:var(--font-display); font-weight:700; font-size:1.4rem; letter-spacing:.12em; color:var(--on-surface); }

/* reveal (UV) */
.mg-uv { position:relative; height:96px; margin-top:10px; display:grid; place-items:center; overflow:hidden; border-radius:var(--radius); border:1px solid var(--outline-variant); background:#0c0b12; transition:box-shadow .15s; }
.mg-uv__code { font-family:var(--font-display); font-weight:700; font-size:1.9rem; letter-spacing:.3em; color:rgba(150,125,255,.06); transition:color .15s,text-shadow .15s; }
.mg-uv--on { box-shadow:inset 0 0 44px rgba(120,80,255,.28); }
.mg-uv--on .mg-uv__code { color:#cabcff; text-shadow:0 0 16px rgba(150,110,255,.95); }

/* math */
.mg-count { margin-top:10px; padding:12px; background:var(--surface-container-high); border-radius:var(--radius); font-size:1.5rem; line-height:1.8; letter-spacing:.1em; word-break:break-word; }

/* logic */
.mg-box { border:none; border-radius:8px; cursor:pointer; display:grid; place-items:center; color:#fff; box-shadow:var(--elev-1); align-self:center; }
.mg-box .material-symbols-rounded { font-size:22px; }

/* assembly */
.mg-tile { width:50px; height:50px; display:grid; place-items:center; font-family:var(--font-display); font-weight:700; font-size:1.4rem; border:1px solid var(--outline-variant); border-radius:var(--radius-sm); background:var(--surface-container-high); color:var(--on-surface); cursor:pointer; transition:transform .12s,border-color .15s; }
.mg-tile--sel { border-color:var(--primary); transform:translateY(-4px); }
.mg-tile--ok { background:color-mix(in srgb,var(--success) 24%,var(--surface)); border-color:var(--success); }

/* spatial + maze board */
.mg-board { display:grid; grid-template-columns:repeat(var(--n),1fr); gap:4px; max-width:240px; margin:10px auto; }
.mg-board-cell { aspect-ratio:1; border-radius:6px; background:var(--surface-container-high); display:grid; place-items:center; font-size:1rem; color:var(--on-surface); }
.mg-board-cell--wall { background:var(--on-surface-variant); opacity:.5; }
.mg-board-cell--me { background:var(--primary); color:var(--on-primary); }
.mg-board-cell--goal { background:color-mix(in srgb,var(--secondary) 40%,var(--surface)); color:var(--on-surface); }
.mg-dpad { display:grid; grid-template-columns:repeat(3,42px); grid-template-rows:repeat(2,42px); gap:6px; justify-content:center; margin-top:8px; }
.mg-dpad__btn { border:1px solid var(--outline-variant); border-radius:var(--radius-sm); background:var(--surface-container-high); color:var(--on-surface); cursor:pointer; font-size:1.1rem; }
.mg-dpad__btn:hover { border-color:var(--primary); }
.mg-dpad__btn--north { grid-column:2; grid-row:1; }
.mg-dpad__btn--west { grid-column:1; grid-row:2; }
.mg-dpad__btn--south { grid-column:2; grid-row:2; }
.mg-dpad__btn--east { grid-column:3; grid-row:2; }

/* matching */
.mg-match { display:grid; grid-template-columns:1fr 1fr; gap:22px; margin-top:10px; }
.mg-match__col { display:flex; flex-direction:column; gap:8px; }
.mg-match__item { padding:10px; border:1px solid var(--outline-variant); border-radius:var(--radius-sm); background:var(--surface-container-high); color:var(--on-surface); font:inherit; text-align:center; cursor:pointer; }
.mg-match__sym { font-size:1.4rem; }
.mg-match__item--sel { border-color:var(--primary); background:color-mix(in srgb,var(--primary) 14%,var(--surface)); }
.mg-match__item--ok { background:color-mix(in srgb,var(--success) 22%,var(--surface)); border-color:var(--success); cursor:default; }

/* audio (Simon) */
.mg-pads { display:grid; grid-template-columns:repeat(4,1fr); gap:10px; margin-top:10px; }
.mg-pad { aspect-ratio:1; border:none; border-radius:var(--radius); background:var(--pad); opacity:.45; cursor:pointer; box-shadow:var(--elev-1); transition:opacity .12s,transform .12s,box-shadow .12s; }
.mg-pad--lit { opacity:1; transform:scale(1.05); box-shadow:0 0 20px var(--pad); }

/* reach (magnet) */
.mg-reach { position:relative; height:132px; margin-top:10px; overflow:hidden; border:1px solid var(--outline-variant); border-radius:var(--radius); background:var(--surface-container-high); touch-action:none; }
.mg-reach__bars { position:absolute; right:0; top:0; bottom:0; width:64px; border-left:2px solid var(--outline); background:repeating-linear-gradient(90deg,var(--outline) 0 4px,transparent 4px 18px); }
.mg-reach__key { position:absolute; right:16px; top:50%; transform:translateY(-50%); width:34px; height:34px; display:grid; place-items:center; color:var(--primary); transition:left .3s ease,top .3s ease; }
.mg-reach__key .material-symbols-rounded { font-size:28px; }
.mg-reach__key--pulled { color:var(--success); }
.mg-reach__magnet { position:absolute; left:14px; top:50%; transform:translate(-50%,-50%); font-size:1.9rem; cursor:grab; user-select:none; touch-action:none; }
.mg-reach__magnet--grab { cursor:grabbing; }

/* mechanism (circuit) */
.mg-lamp { width:62px; height:62px; margin:10px auto 0; display:grid; place-items:center; border-radius:50%; background:var(--surface-container-high); color:var(--outline); border:1px solid var(--outline-variant); transition:background .2s,color .2s,box-shadow .2s; }
.mg-lamp .material-symbols-rounded { font-size:32px; }
.mg-lamp--on { background:color-mix(in srgb,#ffd54a 38%,var(--surface)); color:#ffcf33; border-color:transparent; box-shadow:0 0 28px rgba(255,200,60,.7); }
.mg-switch { width:66px; padding:8px; border:1px solid var(--outline-variant); border-radius:var(--radius-lg); background:var(--surface); color:var(--on-surface-variant); font-weight:700; font-size:.8rem; cursor:pointer; }
.mg-switch--on { background:var(--success); color:#08210b; border-color:transparent; }

/* cooperation (relay) */
.mg-coop { display:grid; grid-template-columns:1fr 1fr; gap:14px; margin-top:10px; }
.mg-coop__room { padding:12px; border:1px solid var(--outline-variant); border-radius:var(--radius); background:var(--surface-container-high); display:flex; flex-direction:column; gap:8px; align-items:center; }
.mg-coop__label { font-size:.72rem; font-weight:700; letter-spacing:.05em; color:var(--on-surface-variant); }
.mg-coop__secret { font-size:1.8rem; height:1.4em; color:var(--primary); }
.mg-coop__pick { width:42px; height:42px; font-size:1.2rem; padding:0; }

/* roleplay (dialogue) */
.mg-rp__npc { margin-top:10px; padding:12px 14px; border-radius:var(--radius); background:var(--surface-container-high); border-left:3px solid var(--primary); color:var(--on-surface); line-height:1.55; }
.mg-rp__opts { display:flex; flex-direction:column; gap:8px; margin-top:10px; }
.mg-rp__opt { width:100%; text-align:left; }

/* multistep (chained) */
.mg-step { margin-top:10px; padding:12px 14px; border:1px solid var(--outline-variant); border-radius:var(--radius); background:var(--surface-container-high); }
.mg-step--locked { opacity:.5; }
.mg-step__label { margin-bottom:6px; font-size:.74rem; font-weight:700; letter-spacing:.04em; color:var(--primary); }
.mg-step__q { margin-bottom:8px; font-size:1.05rem; font-weight:600; color:var(--on-surface); font-variant-numeric:tabular-nums; }

@media (max-width:480px) {
  .mg-coop { grid-template-columns:1fr; }
  .mg-match { gap:14px; }
}

/* ===== sub-game tabs + expanded mini-game catalog ===== */
.mg-subtabs { display:flex; flex-wrap:wrap; gap:6px; margin:4px 0 14px; }
.mg-subtab { padding:5px 11px; border:1px solid var(--outline-variant); border-radius:var(--radius-lg); background:var(--surface-container-high); color:var(--on-surface-variant); font:inherit; font-size:.78rem; font-weight:600; cursor:pointer; transition:background .15s,color .15s,border-color .15s; }
.mg-subtab:hover { border-color:var(--primary); }
.mg-subtab--active { background:var(--primary); color:var(--on-primary); border-color:transparent; }
.mg-sub { min-height:60px; }

/* difficulty selector */
.mg-diff { display:flex; flex-wrap:wrap; align-items:center; gap:6px; margin:0 0 14px; }
.mg-diff__lbl { font-size:.74rem; font-weight:700; letter-spacing:.04em; color:var(--on-surface-variant); margin-right:4px; }
.mg-diff__btn { padding:5px 12px; border:1px solid var(--outline-variant); border-radius:var(--radius-lg); background:var(--surface); color:var(--on-surface-variant); font:inherit; font-size:.78rem; font-weight:600; cursor:pointer; transition:background .15s,color .15s,border-color .15s; }
.mg-diff__btn:hover { border-color:var(--secondary); }
.mg-diff__btn--active { background:var(--secondary); color:var(--on-secondary-container); border-color:transparent; }
[data-theme="dark"] .mg-diff__btn--active { color:#04201f; }

/* decoder: key table + coded sequence */
.mg-keytable { display:flex; flex-wrap:wrap; gap:8px; justify-content:center; margin:8px 0; }
.mg-key { display:flex; flex-direction:column; align-items:center; gap:2px; min-width:46px; padding:6px 10px; border:1px solid var(--outline-variant); border-radius:var(--radius-sm); background:var(--surface-container-high); }
.mg-key__sym { font-size:1.2rem; color:var(--on-surface); }
.mg-key__val { font-size:.8rem; font-weight:700; color:var(--primary); font-family:var(--font-display); }
.mg-coded { margin:10px 0; padding:12px; text-align:center; font-size:1.5rem; letter-spacing:.12em; word-break:break-word; background:var(--surface); border:1px dashed var(--outline-variant); border-radius:var(--radius); color:var(--on-surface); }

/* binary bit switches */
.mg-bits { display:flex; gap:8px; justify-content:center; margin-top:10px; }
.mg-bit { display:flex; flex-direction:column; align-items:center; gap:2px; width:48px; padding:8px 0; border:1px solid var(--outline-variant); border-radius:var(--radius-sm); background:var(--surface); color:var(--on-surface-variant); cursor:pointer; }
.mg-bit__v { font-size:.7rem; }
.mg-bit__s { font-size:1.3rem; font-weight:700; font-family:var(--font-display); }
.mg-bit--on { background:var(--primary); color:var(--on-primary); border-color:transparent; }
.mg-bit--on .mg-bit__v,.mg-bit--on .mg-bit__s { color:var(--on-primary); }

/* generic pick buttons */
.mg-pick { padding:9px 14px; min-width:42px; border:1px solid var(--outline-variant); border-radius:var(--radius-sm); background:var(--surface-container-high); color:var(--on-surface); font:inherit; font-size:1rem; cursor:pointer; transition:background .15s,border-color .15s,transform .1s; }
.mg-pick:hover:not(:disabled) { border-color:var(--primary); }
.mg-pick:active { transform:scale(.97); }
.mg-pick--ok { background:color-mix(in srgb,var(--success) 24%,var(--surface)); border-color:var(--success); }
.mg-swatch { width:46px; height:46px; min-width:0; border-radius:var(--radius-sm); border:1px solid var(--outline-variant); }
.mg-sync { min-width:74px; padding:14px 18px; font-size:1.1rem; font-weight:700; }
.mg-board--pick { display:grid; grid-template-columns:repeat(3,1fr); gap:6px; max-width:230px; margin:10px auto; }
.mg-board--pick .mg-pick { aspect-ratio:1; display:grid; place-items:center; }

/* highlighted-letters + punch-card mask */
.mg-letters { display:flex; flex-wrap:wrap; gap:4px; justify-content:center; margin:10px 0; font-size:1.4rem; font-family:var(--font-display); }
.mg-letter { padding:2px 7px; color:var(--on-surface-variant); border-radius:4px; }
.mg-hl { color:var(--primary); font-weight:700; background:color-mix(in srgb,var(--primary) 18%,var(--surface)); }
.mg-mask { display:grid; grid-template-columns:repeat(var(--mn,3),1fr); gap:5px; max-width:220px; margin:10px auto; }

/* difficulty badge + difficulty-aware game bits */
.mg-lvl { display:inline-block; margin-bottom:8px; padding:2px 10px; border-radius:var(--radius-lg); font-size:.72rem; font-weight:700; letter-spacing:.03em; color:var(--secondary); background:color-mix(in srgb,var(--secondary) 14%,var(--surface)); border:1px solid var(--outline-variant); }
.mg-targetlights { display:inline-flex; gap:8px; margin:6px 0 4px; padding:6px 12px; border-radius:var(--radius-lg); background:var(--surface-container-high); }
.mg-tl { font-size:1.2rem; color:var(--outline); line-height:1; }
.mg-tl--on { color:var(--primary); }
.mg-slide__zone { position:absolute; top:0; bottom:0; background:color-mix(in srgb,var(--primary) 22%,transparent); border-left:2px solid var(--primary); border-right:2px solid var(--primary); z-index:1; }
.mg-mask__cell { aspect-ratio:1; display:grid; place-items:center; background:var(--surface-container-high); border-radius:6px; font-weight:700; color:var(--on-surface); transition:opacity .2s,background .2s; }
.mg-mask--on .mg-mask__cell { opacity:.12; }
.mg-mask__cell--hole { opacity:1 !important; background:color-mix(in srgb,var(--primary) 26%,var(--surface)); color:var(--primary); }

/* memory cards */
.mg-mem-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:8px; max-width:280px; margin:10px auto 0; }
.mg-mem { position:relative; aspect-ratio:1; border:none; background:transparent; padding:0; cursor:pointer; }
.mg-mem__back,.mg-mem__face { position:absolute; inset:0; display:grid; place-items:center; border-radius:var(--radius-sm); transition:opacity .15s; }
.mg-mem__back { background:var(--surface-variant); border:1px solid var(--outline-variant); color:var(--on-surface-variant); font-size:1.3rem; }
.mg-mem__face { background:var(--primary-container); color:var(--on-primary-container); font-size:1.6rem; opacity:0; }
.mg-mem--up .mg-mem__face,.mg-mem--done .mg-mem__face { opacity:1; }
.mg-mem--up .mg-mem__back,.mg-mem--done .mg-mem__back { opacity:0; }
.mg-mem--done .mg-mem__face { background:color-mix(in srgb,var(--success) 28%,var(--surface)); }

/* slider reach */
.mg-slide { position:relative; height:72px; margin-top:10px; overflow:hidden; border:1px solid var(--outline-variant); border-radius:var(--radius); background:var(--surface-container-high); }
.mg-slide__fill { position:absolute; left:0; top:0; bottom:0; width:0; background:color-mix(in srgb,var(--secondary) 32%,var(--surface)); transition:width .05s linear; }
.mg-slide__prize { position:absolute; right:14px; top:50%; transform:translateY(-50%); color:var(--primary); }
.mg-slide__prize .material-symbols-rounded { font-size:28px; }
.mg-slide__prize--got { color:var(--success); }
.mg-range { width:100%; margin-top:10px; accent-color:var(--primary); }

/* ghost-leg svg */
.mg-ghostleg { display:block; width:100%; max-width:240px; height:auto; margin:8px auto; }
.gl-line { stroke:var(--outline); stroke-width:2; }
.gl-rung { stroke:var(--primary); stroke-width:3; }
.gl-star { fill:var(--primary); font-size:18px; font-weight:700; }

/* 2x2 jigsaw grid + mirror reveal */
.mg-jig { display:grid; grid-template-columns:repeat(2,54px); gap:6px; justify-content:center; margin-top:10px; }
.mg-uv--mirror { background:var(--surface-container-high); }
.mg-uv--mirror .mg-uv__code { color:var(--on-surface); transform:scaleX(-1); transition:transform .25s; }
.mg-uv--mirror.mg-uv--on .mg-uv__code { transform:scaleX(1); }

/* =========================================================================
   EDITORIAL LAYER — magazine + immersive compositions (ed-* namespace)
   Breaks the uniform-card monotony: hero, zig-zag features, bento, spec rows,
   big-number index, grouped explore, stat/quote bands, scroll-reveal.
   ========================================================================= */
:root {
  --space-sm:1rem;
  --space-md:clamp(1.5rem,3vw,2.5rem);
  --space-lg:clamp(2.5rem,6vw,4.5rem);
  --space-xl:clamp(3.5rem,9vw,7rem);
  --measure:62ch;
  --edge:clamp(1rem,5vw,3rem);
  --t-display:clamp(2.4rem,6vw + 1rem,5rem);
  --t-h2:clamp(1.7rem,3vw + .5rem,2.7rem);
  --t-h3:clamp(1.15rem,1.4vw + .4rem,1.5rem);
  --t-eyebrow:clamp(.72rem,.4vw + .62rem,.82rem);
  --t-lead:clamp(1.02rem,.9vw + .8rem,1.28rem);
  --ease-out:cubic-bezier(.2,.7,.2,1);
}

/* page wrapper: editorial pages opt out of the tight default .page padding */
.page--home,.page--editorial,.page--spec,.page--catalog { max-width:none; padding:0 0 8px; }
.ed-wrap { max-width:1120px; margin-inline:auto; padding-inline:var(--edge); }

/* ---- eyebrow + section heads ---- */
.ed-eyebrow { display:inline-flex; align-items:center; gap:.5em; margin:0 0 .4rem; font-size:var(--t-eyebrow); font-weight:700; letter-spacing:.14em; text-transform:uppercase; color:var(--primary); }
.ed-eyebrow::before { content:""; width:1.7em; height:2px; background:currentColor; border-radius:2px; }
.ed-section { padding-block:var(--space-xl); }
.ed-section--tight { padding-block:var(--space-lg); }
.ed-head { max-width:var(--measure); margin-bottom:var(--space-lg); }
.ed-head__title { font-family:var(--font-display); font-size:var(--t-h2); line-height:1.08; letter-spacing:-.01em; margin:0; color:var(--on-surface); }
.ed-head__lead { margin:.6rem 0 0; font-size:var(--t-lead); line-height:1.55; color:var(--on-surface-variant); }
.ed-rule { border:0; height:2px; max-width:1120px; margin:0 auto; background:linear-gradient(90deg,transparent,color-mix(in srgb,var(--primary) 45%,transparent) 50%,transparent); opacity:.45; }

/* ---- immersive HERO ---- */
.ed-hero { position:relative; isolation:isolate; min-height:clamp(64vh,76vh,720px); display:grid; place-items:center; text-align:center; padding:var(--space-xl) var(--edge); overflow:clip; }
.ed-hero__glow { position:absolute; inset:0; z-index:-1; pointer-events:none;
  background:
    radial-gradient(38vmax 38vmax at 50% 30%, color-mix(in srgb,var(--primary) 22%,transparent), transparent 62%),
    radial-gradient(58vmax 40vmax at 84% 6%, color-mix(in srgb,var(--secondary) 13%,transparent), transparent 70%); }
.ed-hero__key { position:absolute; left:50%; top:26%; translate:-50% 0; z-index:-1; width:min(40vmin,300px); aspect-ratio:1; opacity:.5; pointer-events:none;
  background:radial-gradient(circle at 50% 40%, color-mix(in srgb,var(--primary) 32%,transparent), transparent 58%); filter:blur(3px); }
.ed-hero__inner { max-width:48rem; display:grid; gap:var(--space-sm); justify-items:center; }
.ed-hero__title { font-family:var(--font-display); font-size:var(--t-display); line-height:1.02; letter-spacing:-.02em; margin:0; text-wrap:balance; color:var(--on-surface); }
.ed-hero__title em { font-style:normal; color:var(--primary); }
.ed-hero__lead { font-size:var(--t-lead); line-height:1.55; color:var(--on-surface-variant); max-width:42ch; margin:0; text-wrap:pretty; }
.ed-hero__stats { display:flex; flex-wrap:wrap; gap:var(--space-md); justify-content:center; margin:var(--space-md) 0 0; }
.ed-hero__stat { display:grid; gap:2px; }
.ed-hero__stat b { font-family:var(--font-display); font-size:clamp(2rem,5vw,3.2rem); font-weight:700; color:var(--primary); font-variant-numeric:tabular-nums; line-height:1; }
.ed-hero__stat span { font-size:.85rem; color:var(--on-surface-variant); }
.ed-hero__cta { display:inline-flex; gap:10px; flex-wrap:wrap; justify-content:center; margin-top:var(--space-md); }
.ed-btn { display:inline-flex; align-items:center; gap:6px; padding:11px 20px; border-radius:var(--radius-lg); font-weight:600; font:inherit; font-weight:600; cursor:pointer; border:1px solid var(--outline-variant); color:var(--on-surface); background:var(--surface-container-high); transition:transform .12s,border-color .15s; }
.ed-btn:hover { border-color:var(--primary); transform:translateY(-1px); }
.ed-btn--primary { background:var(--primary); color:var(--on-primary); border-color:transparent; }
.ed-cue { margin-top:6px; display:inline-flex; align-items:center; gap:6px; color:var(--on-surface-variant); font-size:.85rem; }
.ed-cue .material-symbols-rounded { animation:ed-bob 1.8s ease-in-out infinite; }
@keyframes ed-bob { 0%,100%{ translate:0 0; opacity:.6 } 50%{ translate:0 6px; opacity:1 } }

/* ---- zig-zag FEATURE blocks ---- */
.ed-features { display:grid; gap:var(--space-xl); }
.ed-feature { display:grid; align-items:center; grid-template-columns:1.05fr 1fr; gap:clamp(1.5rem,5vw,4rem); }
.ed-feature:nth-child(even) { grid-template-columns:1fr 1.05fr; }
.ed-feature:nth-child(even) .ed-feature__media { order:2; }
.ed-feature__media { position:relative; aspect-ratio:4/3; border-radius:var(--radius-lg); overflow:hidden; border:1px solid var(--outline-variant); display:grid; place-items:center; box-shadow:var(--elev-2);
  background:linear-gradient(150deg, var(--surface-container), color-mix(in srgb,var(--primary-container) 30%,var(--surface-container))); }
.ed-feature:nth-child(even) .ed-feature__media { background:linear-gradient(150deg, var(--surface-container), color-mix(in srgb,var(--secondary-container) 34%,var(--surface-container))); }
.ed-feature__icon { font-size:clamp(56px,9vw,104px); color:var(--primary); opacity:.9; }
.ed-feature:nth-child(even) .ed-feature__icon { color:var(--secondary); }
.ed-feature__badge { position:absolute; top:14px; left:14px; font-family:var(--font-display); font-weight:700; font-size:.85rem; letter-spacing:.08em; color:var(--on-surface-variant); background:color-mix(in srgb,var(--surface) 65%,transparent); border:1px solid var(--outline-variant); border-radius:var(--radius-lg); padding:4px 12px; }
.ed-feature__body { max-width:var(--measure); display:grid; gap:.5rem; }
.ed-feature__title { font-family:var(--font-display); font-size:var(--t-h2); line-height:1.1; margin:0; color:var(--on-surface); }
.ed-feature__text { margin:0; line-height:1.7; color:var(--on-surface-variant); }
.ed-link { color:var(--primary); font-weight:600; width:max-content; display:inline-flex; align-items:center; gap:4px; }
.ed-link:hover { text-decoration:underline; }
.ed-link .material-symbols-rounded { font-size:18px; transition:translate .15s; }
.ed-link:hover .material-symbols-rounded { translate:3px 0; }

/* ---- asymmetric BENTO ---- */
.ed-bento { display:grid; grid-template-columns:repeat(12,minmax(0,1fr)); grid-auto-rows:minmax(118px,auto); grid-auto-flow:dense; gap:clamp(.75rem,1.4vw,1rem); }
.ed-tile { grid-column:span 4; background:var(--surface-container); border:1px solid var(--outline-variant); border-radius:var(--radius); padding:clamp(1rem,2vw,1.4rem); display:flex; flex-direction:column; gap:6px; justify-content:flex-end; overflow:hidden; }
.ed-tile--feature { grid-column:span 6; grid-row:span 2; justify-content:flex-start; background:linear-gradient(150deg,var(--surface-container),color-mix(in srgb,var(--primary-container) 22%,var(--surface-container))); }
.ed-tile--wide { grid-column:span 6; }
.ed-tile--tall { grid-column:span 3; grid-row:span 2; }
.ed-tile--accent { background:linear-gradient(135deg,var(--primary-container),var(--secondary-container)); border-color:transparent; color:var(--on-primary-container); }
.ed-tile__icon { font-size:26px; color:var(--primary); }
.ed-tile__value { font-family:var(--font-display); font-size:clamp(1.8rem,4vw,2.5rem); font-weight:700; color:var(--primary); font-variant-numeric:tabular-nums; line-height:1; }
.ed-tile__title { margin:0; font-size:1rem; font-weight:600; color:var(--on-surface); }
.ed-tile__body { margin:0; font-size:.86rem; line-height:1.5; color:var(--on-surface-variant); }

/* ---- grouped INDEX / explore ---- */
.ed-index { display:grid; grid-template-columns:repeat(2,1fr); gap:var(--space-lg) var(--space-xl); }
.ed-index__group { display:grid; gap:.3rem; align-content:start; }
.ed-index__lead { display:grid; grid-template-columns:1fr auto; align-items:start; gap:2px 12px; padding:var(--space-sm) 0; border-block:1px solid var(--outline-variant); transition:border-color .2s; }
.ed-index__lead:hover { border-block-color:var(--primary); }
.ed-index__lead b { grid-column:1; font-family:var(--font-display); font-size:var(--t-h3); color:var(--on-surface); font-weight:700; }
.ed-index__lead span { grid-column:1; font-size:.9rem; color:var(--on-surface-variant); line-height:1.5; }
.ed-index__lead .material-symbols-rounded { grid-row:1; grid-column:2; color:var(--primary); transition:translate .2s; }
.ed-index__lead:hover .material-symbols-rounded { translate:3px -3px; }
.ed-index__list { list-style:none; margin:0; padding:0; }
.ed-index__list a { display:flex; justify-content:space-between; align-items:center; gap:12px; padding:.65rem 0; border-top:1px solid var(--outline-variant); color:var(--on-surface-variant); transition:color .15s,padding-inline-start .15s; }
.ed-index__list a:hover { color:var(--primary); padding-inline-start:6px; }
.ed-index__list .material-symbols-rounded { font-size:20px; opacity:.6; }

/* ---- full-bleed stat / quote BAND ---- */
.ed-band { padding:var(--space-xl) var(--edge); border-block:1px solid var(--outline-variant); background:radial-gradient(60vmax 30vmax at 18% 0%,color-mix(in srgb,var(--secondary) 9%,transparent),transparent 70%),var(--surface-container); }
.ed-band__inner { max-width:1120px; margin-inline:auto; }
.ed-quote { text-align:center; }
.ed-quote p { font-family:var(--font-display); font-size:clamp(1.4rem,3.4vw,2.3rem); line-height:1.35; max-width:26ch; margin:0 auto; color:var(--on-surface); text-wrap:balance; }
.ed-quote cite { display:block; margin-top:var(--space-md); font-style:normal; color:var(--on-surface-variant); font-size:.9rem; letter-spacing:.04em; }

/* ---- spec-sheet catalog rows ---- */
.ed-cat { margin-bottom:var(--space-lg); }
.ed-cat__head { display:flex; align-items:baseline; gap:10px; margin-bottom:14px; padding-bottom:8px; border-bottom:1px solid var(--outline-variant); }
.ed-cat__head h3 { font-family:var(--font-display); font-size:var(--t-h3); margin:0; color:var(--on-surface); }
.ed-cat__count { color:var(--secondary); font-variant-numeric:tabular-nums; border:1px solid var(--outline-variant); border-radius:999px; padding:.05em .6em; font-size:.75rem; }
.ed-specs { list-style:none; margin:0; padding:0; display:grid; gap:8px; }
.ed-spec { display:grid; grid-template-columns:auto 1fr; gap:4px 16px; align-items:center; padding:14px 16px; background:var(--surface-container); border:1px solid var(--outline-variant); border-radius:var(--radius); cursor:pointer; transition:border-color .15s,transform .12s,box-shadow .15s; }
.ed-spec:hover,.ed-spec:focus-visible { border-color:var(--primary); transform:translateY(-2px); box-shadow:var(--elev-1); outline:none; }
.ed-spec__visual { grid-row:span 2; width:46px; height:46px; display:grid; place-items:center; background:color-mix(in srgb,var(--secondary) 14%,var(--surface)); border-radius:12px; color:var(--secondary); }
.ed-spec__visual .material-symbols-rounded { font-size:24px; }
.ed-spec__name { font-weight:600; color:var(--on-surface); display:flex; align-items:center; gap:8px; flex-wrap:wrap; }
.ed-spec__freq { font-size:.7rem; font-weight:600; color:var(--on-surface-variant); background:var(--surface-variant); border-radius:var(--radius-sm); padding:1px 7px; }
.ed-spec__sum { font-size:.88rem; line-height:1.5; color:var(--on-surface-variant); }

/* ---- big-number index (themes / canon) ---- */
.ed-num-list { list-style:none; margin:0; padding:0; }
.ed-num { display:grid; grid-template-columns:auto 1fr; gap:clamp(1rem,3vw,2.5rem); align-items:center; padding:clamp(1rem,3vw,1.8rem) 0; border-top:1px solid var(--outline-variant); }
.ed-num__n { font-family:var(--font-display); font-weight:700; font-size:clamp(2.4rem,5vw + 1rem,5rem); line-height:.9; color:transparent; -webkit-text-stroke:1.4px var(--primary); text-stroke:1.4px var(--primary); font-variant-numeric:tabular-nums; min-width:2.4ch; text-align:right; }
.ed-num:hover .ed-num__n { color:color-mix(in srgb,var(--primary) 14%,transparent); }
.ed-num__t { margin:0; font-family:var(--font-display); font-size:clamp(1.1rem,1rem + .8vw,1.5rem); color:var(--on-surface); }
.ed-num__b { margin:.25rem 0 0; color:var(--on-surface-variant); line-height:1.5; }

/* ---- KPI band (stats) ---- */
.ed-kpis { display:grid; grid-template-columns:repeat(auto-fit,minmax(12rem,1fr)); gap:clamp(.75rem,2vw,1.25rem); }
.ed-kpi { background:var(--surface-container); border:1px solid var(--outline-variant); border-radius:var(--radius); padding:clamp(1rem,2vw,1.5rem); display:grid; gap:.4rem; }
.ed-kpi figcaption { color:var(--on-surface-variant); font-size:.76rem; letter-spacing:.04em; text-transform:uppercase; }
.ed-kpi b { font-family:var(--font-display); font-size:clamp(1.8rem,1.4rem + 1.6vw,2.6rem); font-weight:700; color:var(--primary); font-variant-numeric:tabular-nums; line-height:1; }
.ed-kpi b small { font-size:.45em; color:var(--on-surface-variant); margin-left:.15em; font-weight:600; }

/* ---- catalog (category-grouped cards, puzzles) ---- */
.ed-catgroups { display:grid; gap:var(--space-lg); }
.ed-catgrid { display:grid; grid-template-columns:repeat(auto-fill,minmax(210px,1fr)); gap:14px; }
.card--feat { grid-column:span 2; background:linear-gradient(150deg,var(--surface-container),color-mix(in srgb,var(--primary-container) 24%,var(--surface-container))); }
.card--feat .card__title { font-family:var(--font-display); font-size:1.3rem; }
.card__play { margin-top:auto; display:inline-flex; align-items:center; gap:5px; font-size:.78rem; font-weight:600; color:var(--primary); }
.card__play .material-symbols-rounded { font-size:18px; }
@media (max-width:600px) { .card--feat { grid-column:span 1; } }

/* ---- scroll reveal (motion only when allowed) ---- */
@media (prefers-reduced-motion:no-preference) {
  .reveal { opacity:0; translate:0 20px; transition:opacity .6s var(--ease-out),translate .6s var(--ease-out); }
  .reveal.is-in { opacity:1; translate:0 0; }
  .reveal--d1 { transition-delay:.08s } .reveal--d2 { transition-delay:.16s } .reveal--d3 { transition-delay:.24s }
}

/* ---- editorial responsive ---- */
@media (max-width:860px) {
  .ed-feature,.ed-feature:nth-child(even) { grid-template-columns:1fr; gap:var(--space-sm); }
  .ed-feature__media,.ed-feature:nth-child(even) .ed-feature__media { order:0; }
  .ed-index { grid-template-columns:1fr; gap:var(--space-lg); }
  .ed-tile { grid-column:span 6; } .ed-tile--feature { grid-column:span 6; } .ed-tile--tall { grid-column:span 6; grid-row:span 1; }
}
@media (max-width:600px) {
  .ed-bento { grid-template-columns:1fr; }
  .ed-tile,.ed-tile--feature,.ed-tile--wide,.ed-tile--tall,.ed-tile--accent { grid-column:span 1; grid-row:span 1; }
  .ed-spec { grid-template-columns:auto 1fr; }
  .ed-num__n { font-size:2.4rem; }
}

/* Respect reduced motion */
@media (prefers-reduced-motion:reduce) {
  html { scroll-behavior:auto; }
  * { transition:none !important; }
  .flash__inner { transition:none; }
  .mg-shake,.mg-win { animation:none !important; }
  .ed-cue .material-symbols-rounded { animation:none; }
}