/* The Divine Archives — Virtual Museum (museum.html) */
.museum-page { background: var(--ground); min-height: 100vh; }
.museum-page.is-3d { overflow: hidden; }
#mu-stage { position: fixed; inset: 0; display: none; }
.museum-page.is-3d #mu-stage { display: block; }
#mu-stage canvas { display: block; width: 100%; height: 100%; touch-action: none; outline: none; }
#mu-stage canvas:focus-visible { outline: 2px solid var(--gold-bright); outline-offset: -4px; }

/* ---- top bar ---- */
.mu-bar { position: fixed; top: 0; left: 0; right: 0; z-index: 20; display: flex; align-items: center; gap: .8rem;
  padding: .45rem .8rem calc(.45rem) max(.8rem, env(safe-area-inset-left));
  background: linear-gradient(rgba(12,8,4,.88), rgba(12,8,4,.55) 70%, rgba(12,8,4,0)); }
.mu-bar[hidden] { display: none; }
.mu-brand { display: flex; align-items: center; gap: .45rem; color: var(--gold); text-decoration: none; font-family: var(--font-display); font-size: .78rem; letter-spacing: .08em; white-space: nowrap; }
.mu-brand svg { width: 1.5rem; height: 1.5rem; }
.mu-where { flex: 1; margin: 0; text-align: center; color: var(--parchment); font-family: var(--font-head); font-size: 1.05rem; line-height: 1.2; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mu-where small { display: block; color: var(--ink-dim); font-family: var(--font-display); font-size: .6rem; letter-spacing: .14em; text-transform: uppercase; }
.mu-tools { display: flex; gap: .35rem; flex-wrap: wrap; justify-content: flex-end; }
.mu-tools button, .mu-guide button, .mu-card button, .mu-intro button { font: inherit; }
.mu-tools button { background: rgba(30,21,13,.85); color: var(--ink); border: 1px solid var(--line); border-radius: 3px;
  padding: .32rem .6rem; font-family: var(--font-display); font-size: .62rem; letter-spacing: .1em; text-transform: uppercase; cursor: pointer; }
.mu-tools button:hover, .mu-tools button[aria-pressed="true"], .mu-tools button[aria-expanded="true"] { color: var(--gold-bright); border-color: var(--gold); }
.mu-s { display: none; }
@media (max-width: 760px) {
  .mu-bar { flex-wrap: wrap; row-gap: .25rem; }
  .mu-brand span { display: none; }
  .mu-where { order: 3; flex-basis: 100%; font-size: .95rem; text-align: left; }
  .mu-l { display: none; } .mu-s { display: inline; }
  .mu-tools button { padding: .3rem .45rem; font-size: .56rem; }
  #mu-help-btn { display: none; }
}

/* ---- intro ---- */
.mu-intro { position: fixed; inset: 0; z-index: 40; display: grid; place-items: center; padding: 1rem;
  background: radial-gradient(90% 80% at 50% 40%, rgba(20,13,7,.72), rgba(8,5,2,.95)); }
.mu-intro[hidden] { display: none; }
.mu-intro-card { max-width: 34rem; width: 100%; max-height: calc(100vh - 2rem); overflow: auto; background: var(--panel); border: 1px solid var(--line);
  border-radius: 6px; padding: 1.6rem 1.5rem 1.2rem; box-shadow: 0 24px 60px rgba(0,0,0,.6); }
.mu-kicker { margin: 0; color: var(--gold); font-family: var(--font-display); font-size: .66rem; letter-spacing: .2em; text-transform: uppercase; }
.mu-intro-card h1 { margin: .2rem 0 .6rem; font-family: var(--font-display); color: var(--parchment); font-size: 2rem; letter-spacing: .06em; }
.mu-intro-card p { color: var(--ink); line-height: 1.55; }
.mu-note { font-size: .92rem; border-left: 2px solid var(--gold); padding-left: .75rem; color: var(--ink-dim) !important; }
.mu-keys { display: grid; grid-template-columns: auto 1fr; gap: .25rem .8rem; margin: 1rem 0; font-size: .88rem; color: var(--ink-dim); }
.mu-keys kbd { font-family: var(--font-display); font-size: .66rem; letter-spacing: .06em; color: var(--gold-bright); border: 1px solid var(--line); border-radius: 3px; padding: .08rem .35rem; background: var(--ground-2); white-space: nowrap; }
.mu-intro-actions { display: flex; gap: .8rem; align-items: center; flex-wrap: wrap; margin-top: .6rem; }
.mu-enter { background: var(--gold); color: #1a1008; border: 0; border-radius: 3px; padding: .65rem 1.2rem; font-family: var(--font-display) !important;
  letter-spacing: .12em; text-transform: uppercase; font-size: .78rem; cursor: pointer; }
.mu-enter:disabled { opacity: .5; cursor: progress; }
.mu-enter:hover:not(:disabled) { background: var(--gold-bright); }
.mu-linkish { background: none; border: 0; color: var(--gold); text-decoration: underline; cursor: pointer; padding: 0; }
.mu-small { font-size: .78rem !important; color: var(--ink-faint) !important; margin: .8rem 0 0; }

/* ---- reticle, hover tag, fade ---- */
.mu-reticle { position: fixed; left: 50%; top: 50%; width: 6px; height: 6px; margin: -3px 0 0 -3px; border-radius: 50%; z-index: 10;
  border: 1px solid rgba(231,198,128,.8); pointer-events: none; }
.mu-reticle.on { width: 14px; height: 14px; margin: -7px 0 0 -7px; border-color: var(--gold-bright); box-shadow: 0 0 10px rgba(231,198,128,.5); }
.mu-tag { position: fixed; left: 50%; bottom: 1.4rem; transform: translateX(-50%); z-index: 12; margin: 0; max-width: calc(100vw - 2rem);
  background: rgba(20,13,7,.88); border: 1px solid var(--line); border-radius: 3px; padding: .45rem .8rem; color: var(--parchment);
  font-family: var(--font-head); font-size: 1rem; text-align: center; pointer-events: none; }
.mu-tag kbd { font-family: var(--font-display); font-size: .62rem; color: var(--gold-bright); border: 1px solid var(--line); border-radius: 3px; padding: .05rem .3rem; margin-right: .35rem; }
.mu-fade { position: fixed; inset: 0; z-index: 30; background: #0a0603; opacity: 0; pointer-events: none; transition: opacity .35s; }
.mu-fade.on { opacity: 1; }
.mu-fade.gold { background: radial-gradient(circle at 50% 55%, #fff6d8 0%, #f2c46a 38%, #b07a2a 72%, #3a240c 100%); transition: opacity .55s ease-in; }

/* ---- room guide ---- */
.mu-guide { position: fixed; z-index: 25; top: 3.4rem; right: .6rem; bottom: .6rem; width: min(22rem, calc(100vw - 1.2rem)); overflow: auto;
  background: rgba(24,16,9,.95); border: 1px solid var(--line); border-radius: 5px; padding: .8rem .9rem 1rem; }
.mu-guide[hidden] { display: none; }
.mu-guide-head { display: flex; align-items: center; justify-content: space-between; gap: .5rem; }
.mu-guide h2 { margin: 0; font-family: var(--font-display); color: var(--parchment); font-size: .95rem; letter-spacing: .08em; }
.mu-guide h3 { margin: 1rem 0 .35rem; font-family: var(--font-display); color: var(--gold); font-size: .62rem; letter-spacing: .16em; text-transform: uppercase; }
.mu-guide ul { list-style: none; margin: 0; padding: 0; }
.mu-guide li button, .mu-guide li a { display: block; width: 100%; text-align: left; background: none; border: 0; border-bottom: 1px solid var(--line-soft);
  color: var(--ink); padding: .42rem .2rem; cursor: pointer; font-family: var(--font-body); font-size: .95rem; text-decoration: none; }
.mu-guide li button:hover, .mu-guide li button:focus-visible, .mu-guide li a:hover { color: var(--gold-bright); }
.mu-guide li small { display: block; color: var(--ink-faint); font-size: .76rem; }
.mu-guide .mu-trail { margin-top: .8rem; font-size: .85rem; color: var(--ink-dim); }
.mu-x { background: none; border: 0; color: var(--ink-dim); font-size: 1.6rem; line-height: 1; cursor: pointer; padding: 0 .2rem; }
.mu-x:hover { color: var(--gold-bright); }

/* ---- label card ---- */
.mu-card-wrap { position: fixed; inset: 0; z-index: 35; display: grid; place-items: center; padding: 1rem; background: rgba(6,4,2,.55); }
.mu-card-wrap[hidden] { display: none; }
.mu-card { position: relative; width: min(34rem, 100%); max-height: calc(100vh - 2rem); overflow: auto; background: var(--panel); border: 1px solid var(--line);
  border-top: 3px solid var(--gold); border-radius: 5px; padding: 1.3rem 1.3rem 1rem; box-shadow: 0 24px 60px rgba(0,0,0,.65); outline: none; }
.mu-card .mu-x { position: absolute; top: .5rem; right: .7rem; }
.mu-card .mu-cat { margin: 0 2rem .3rem 0; color: var(--gold); font-family: var(--font-display); font-size: .62rem; letter-spacing: .16em; text-transform: uppercase; }
.mu-card h2 { margin: 0 2rem .5rem 0; font-family: var(--font-head); color: var(--parchment); font-size: 1.55rem; line-height: 1.15; }
.mu-card .mu-meta { margin: 0 0 .7rem; color: var(--ink-dim); font-size: .88rem; }
.mu-card p { color: var(--ink); line-height: 1.55; }
.mu-card .mu-art { float: right; width: 7.5rem; margin: 0 0 .6rem .9rem; }
.mu-card .mu-art svg, .mu-card .mu-art img { width: 100%; height: auto; display: block; }
.mu-card .mu-flag { display: inline-block; margin: 0 .35rem .6rem 0; padding: .14rem .5rem; border: 1px solid var(--ember); color: #e2a574; border-radius: 2px;
  font-family: var(--font-display); font-size: .58rem; letter-spacing: .12em; text-transform: uppercase; }
.mu-card .mu-flag.soft { border-color: var(--line); color: var(--ink-dim); }
.mu-card .mu-contested { border-left: 2px solid var(--ember); padding-left: .7rem; color: var(--ink-dim); font-size: .92rem; }
.mu-card .mu-contested strong { color: #e2a574; }
.mu-card .mu-actions { display: flex; flex-wrap: wrap; gap: .5rem; clear: both; margin-top: 1rem; }
.mu-card .mu-actions a, .mu-card .mu-actions button { display: inline-block; background: var(--gold); color: #1a1008; border: 0; border-radius: 3px; padding: .5rem .85rem;
  font-family: var(--font-display); font-size: .66rem; letter-spacing: .1em; text-transform: uppercase; text-decoration: none; cursor: pointer; }
.mu-card .mu-actions .ghost { background: none; color: var(--gold); border: 1px solid var(--line); }
.mu-card ul.mu-list { list-style: none; padding: 0; margin: .4rem 0 0; }
.mu-card ul.mu-list li { border-bottom: 1px solid var(--line-soft); padding: .45rem 0; }
.mu-card ul.mu-list li a { color: var(--parchment); }
.mu-card ul.mu-list li small { display: block; color: var(--ink-faint); font-size: .8rem; }
.mu-card ul.mu-list li button { background: none; border: 0; color: var(--gold); padding: 0; cursor: pointer; font-size: .8rem; text-decoration: underline; }
.mu-card-foot { clear: both; margin: 1rem 0 0; padding-top: .6rem; border-top: 1px solid var(--line-soft); color: var(--ink-faint) !important; font-size: .78rem; font-style: italic; }

/* ---- directory (fallback; always rendered, hidden while the 3D view is up) ---- */
.mu-directory { padding: 3rem 0 4rem; }
.museum-page.is-3d .mu-directory { display: none; }
.mu-directory h1 { font-family: var(--font-display); color: var(--parchment); letter-spacing: .05em; }
.mu-dir-lead { color: var(--ink-dim); max-width: var(--measure); }
.dir-wing { margin-top: 2rem; }
.dir-wing h3 { font-family: var(--font-display); color: var(--gold); font-size: .95rem; letter-spacing: .08em; border-bottom: 1px solid var(--line); padding-bottom: .35rem; }
.dir-wing h3 span { color: var(--ink-faint); font-size: .75rem; margin-left: .4rem; }
.dir-wing ul { list-style: none; padding: 0; margin: 0; }
.dir-wing li { padding: .55rem 0; border-bottom: 1px solid var(--line-soft); }
.dir-room { font-family: var(--font-head); font-size: 1.15rem; color: var(--parchment); }
.dir-ex { margin: .2rem 0 0; font-size: .88rem; color: var(--ink-dim); line-height: 1.5; }
.dir-ex span { color: var(--ink-faint); font-family: var(--font-display); font-size: .62rem; letter-spacing: .12em; text-transform: uppercase; margin-right: .2rem; }

@media (prefers-reduced-motion: reduce) { .mu-fade { transition: none; } }

/* ---- the planetarium controls (in the Rotunda) and sky-lore cards ---- */
.mu-sky { position: fixed; left: 50%; bottom: .8rem; transform: translateX(-50%); z-index: 14; display: flex; flex-wrap: wrap; align-items: center; justify-content: center;
  gap: .35rem .45rem; max-width: min(46rem, calc(100vw - 1.2rem)); padding: .45rem .7rem; background: rgba(10,14,28,.86); border: 1px solid rgba(160,180,230,.28); border-radius: 6px;
  box-shadow: 0 8px 24px -10px #000; }
.mu-sky[hidden] { display: none; }
.mu-sky-t { font-family: var(--font-display); font-size: .6rem; letter-spacing: .18em; text-transform: uppercase; color: #b9c8ef; }
.mu-sky-l { font-size: .8rem; color: var(--ink); display: flex; align-items: center; gap: .35rem; }
.mu-sky select, .mu-sky button { background: rgba(20,26,48,.9); color: #dfe6fb; border: 1px solid rgba(160,180,230,.35); border-radius: 3px; padding: .28rem .5rem;
  font-family: var(--font-display); font-size: .6rem; letter-spacing: .08em; text-transform: uppercase; cursor: pointer; }
.mu-sky select { text-transform: none; font-family: var(--font-body); font-size: .82rem; letter-spacing: 0; }
.mu-sky button:hover, .mu-sky button[aria-pressed="true"] { color: #f3d58c; border-color: #d9a950; }
.mu-sky-time { flex-basis: 100%; margin: 0; text-align: center; font-size: .74rem; color: #9fb0da; }
body.mu-in-sky .mu-tag { bottom: 6.2rem; }
.mu-lore { border-top: 1px solid var(--line); margin-top: .8rem; padding-top: .6rem; }
.mu-lore h3 { margin: 0 0 .3rem; font-family: var(--font-head); font-size: 1.02rem; color: var(--parchment); }
.mu-lore p { margin: .3rem 0; }
@media (max-width: 520px) {
  .mu-sky { bottom: .5rem; padding: .35rem .45rem; gap: .3rem; }
  .mu-sky-t { display: none; }
  .mu-sky-time { font-size: .68rem; }
  body.mu-in-sky .mu-tag { bottom: 7.4rem; }
}

/* ---- the object inspector ---- */
.mu-insp { position:fixed; inset:0; z-index:30; }
.mu-insp[hidden] { display:none; }
.mu-insp-view { position:absolute; inset:0; cursor:grab; touch-action:none; }
.mu-insp-view:active { cursor:grabbing; }
.mu-insp-bar { position:absolute; left:1rem; top:1rem; right:calc(min(24rem, 38vw) + 2rem); display:flex; flex-wrap:wrap; gap:.45rem; }
.mu-insp-acts { display:contents; }
.mu-insp-bar button { background:rgba(30,21,13,.88); color:var(--parchment); border:1px solid var(--gold); border-radius:4px; padding:.5rem .85rem;
  font-family:var(--font-display); font-size:.66rem; letter-spacing:.1em; text-transform:uppercase; cursor:pointer; }
.mu-insp-bar button[aria-pressed="true"] { background:rgba(80,56,24,.9); color:var(--gold-bright); }
.mu-insp-bar button:disabled { opacity:.45; cursor:default; }
.mu-insp-bar .mu-insp-close { border-color:var(--line); color:var(--ink); }
.mu-insp-hint { position:absolute; left:1rem; bottom:.8rem; margin:0; font-size:.78rem; color:var(--ink-faint); pointer-events:none; }
.mu-insp-panel { position:absolute; right:1rem; top:1rem; bottom:1rem; width:min(24rem, 38vw); overflow:auto; background:rgba(20,13,8,.93); border:1px solid var(--line);
  border-radius:8px; padding:1.1rem 1.2rem; color:var(--ink); box-shadow:0 10px 40px rgba(0,0,0,.6); }
.mu-insp-panel:focus { outline:none; }
.mu-insp-panel h2 { font-family:var(--font-head); color:var(--parchment); margin:.2rem 0 .5rem; }
.mu-insp-note { margin:1rem 0 0; padding-top:.7rem; border-top:1px solid var(--line); font-size:.78rem; font-style:italic; color:var(--ink-faint); }
@media (max-width:760px) {
  .mu-insp-bar { right:1rem; top:.7rem; left:.7rem; }
  .mu-insp-bar button { padding:.45rem .6rem; font-size:.6rem; }
  .mu-insp-panel { left:.5rem; right:.5rem; top:auto; bottom:.5rem; width:auto; max-height:42vh; }
  .mu-insp-hint { top:auto; bottom:calc(42vh + 1rem); }
}
/* while the inspector makes the object */
.mu-insp-busy .mu-insp-view::after { content:"Preparing the object…"; position:absolute; left:50%; top:45%; transform:translateX(-50%); color:var(--ink-faint); font-size:.9rem; letter-spacing:.06em; }
/* "Read it in English" on an object's label */
.mu-en { margin:1rem 0 0; padding:.6rem .75rem; border:1px solid var(--line); border-radius:4px; background:rgba(40,28,16,.55); }
.mu-en summary { cursor:pointer; color:var(--gold-bright); font-family:var(--font-head); letter-spacing:.03em; }
.mu-en summary:focus-visible { outline:1px solid var(--gold); outline-offset:3px; }
.mu-en-kind { margin:.55rem 0 .4rem; font-size:.74rem; color:var(--ink-faint); font-style:italic; }
.mu-en blockquote { margin:.3rem 0; padding-left:.7rem; border-left:2px solid var(--gold); }
.mu-en blockquote p, .mu-en > p { margin:.3rem 0; }
.mu-en-src { margin:.5rem 0 0; padding-left:1.1rem; font-size:.74rem; }
/* a real scan in its publisher's viewer, over the rendition */
.mu-scan { position:absolute; left:1rem; top:4rem; bottom:2.6rem; right:calc(min(24rem, 38vw) + 2rem); display:flex; flex-direction:column; gap:.4rem; }
.mu-scan[hidden] { display:none; }
.mu-scan-frame { flex:1; border:1px solid var(--line); border-radius:4px; overflow:hidden; background:#050403; }
.mu-scan-frame iframe { width:100%; height:100%; border:0; display:block; }
.mu-scan-cap { margin:0; font-size:.74rem; color:var(--ink-faint); font-style:italic; }
@media (max-width: 759px) { .mu-scan { right:.5rem; left:.5rem; top:3.4rem; bottom:calc(42vh + 1rem); } }
.mu-scanning .mu-insp-hint { display:none; }
.mu-scan { bottom:1rem; }
@media (max-width: 759px) { .mu-scan { bottom:calc(42vh + 1rem); } }
/* the visual pass: say when motion is off (the symbol walls, flames and water then hold still) */