:root{--ground:#13110D;--room:#1B1813;--panel:#221E18;--edge:#332D24;--edge2:#4A4133;
 --bone:#EDE5D4;--dim:#A79C87;--faint:#978D7C;--amber:#FFB000;--amber2:#B87C00;
 --phos:#3FE07A;--hal:#F0C05A}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--ground);color:var(--bone);
 font-family:"IBM Plex Sans",system-ui,sans-serif;font-size:17px;line-height:1.62;
 -webkit-font-smoothing:antialiased}
a{color:var(--amber);text-underline-offset:3px}
.wrap{max-width:1180px;margin:0 auto;padding:0 22px}

/* ---- the bar: the chain, always on screen ---- */
#bar{position:sticky;top:0;z-index:40;background:rgba(19,17,13,.94);
 backdrop-filter:blur(8px);border-bottom:1px solid var(--edge)}
#bar .wrap{display:flex;align-items:center;gap:18px;height:52px}
#bar b{font-family:"Silkscreen",monospace;font-weight:700;font-size:14px;letter-spacing:.08em;color:var(--amber)}
#bar nav{font-weight:500;margin-left:auto;display:flex;gap:18px;font-size:15.5px}
#bar nav a{color:var(--dim);text-decoration:none}
#bar nav a:hover{color:var(--bone)}
#tick{font-family:"IBM Plex Mono",monospace;font-weight:500;font-size:15px;color:var(--dim);
 display:flex;align-items:center;gap:9px}
#tick .dot{width:7px;height:7px;border-radius:50%;background:var(--phos);
 box-shadow:0 0 6px var(--phos);animation:pulse 2s ease-in-out infinite}
#tick.fresh .dot{background:var(--amber);box-shadow:0 0 10px var(--amber)}
@keyframes pulse{50%{opacity:.35}}

/* ---- hero ---- */
header{padding:58px 0 40px;text-align:center}
h1{font-family:"Silkscreen",monospace;font-weight:700;font-size:clamp(28px,6.4vw,64px);
 line-height:1.04;margin:0 0 16px;text-wrap:balance}
h1 span{color:var(--amber)}
.deck{font-size:clamp(17px,2vw,21px);line-height:1.5;color:var(--dim);
 max-width:60ch;margin:0 auto 30px}
.walls{display:grid;grid-template-columns:repeat(auto-fill,minmax(112px,1fr));gap:8px}
.walls .cell{aspect-ratio:1;background:var(--room);border:1px solid var(--edge);
 border-radius:4px;overflow:hidden}
.cell iframe{width:100%;height:100%;border:0;display:block;background:#0C0A07}
.hint{font-family:"IBM Plex Mono",monospace;font-weight:500;font-size:14.5px;color:var(--faint);
 margin:14px 0 0;text-align:center}

h2{font-family:"Silkscreen",monospace;font-weight:700;font-size:clamp(17px,2.4vw,25px);
 margin:0 0 12px;line-height:1.2}
.eyebrow{font-family:"Silkscreen",monospace;font-weight:700;font-size:13.5px;letter-spacing:.1em;
 color:var(--amber);margin:0 0 12px;text-transform:uppercase}
section{border-top:1px solid var(--edge);padding:46px 0;margin-top:10px}
.prose{max-width:64ch;color:var(--bone)}
.prose.d{color:var(--dim)}

/* ---- the grid ---- */
.filters{display:flex;flex-wrap:wrap;gap:7px;margin:0 0 18px}
.chip{font-family:"Silkscreen",monospace;font-weight:700;font-size:13px;letter-spacing:.05em;
 color:var(--dim);background:linear-gradient(#3A3226,#282219);border:1px solid #0F0D0A;
 border-top-color:#5A4E3C;border-radius:3px;padding:7px 10px 6px;cursor:pointer;
 box-shadow:0 2px 0 #0F0D0A;transition:transform .07s,color .12s}
.chip:hover{color:var(--bone);transform:translateY(-1px)}
.chip:active{transform:translateY(2px);box-shadow:none}
.chip[aria-pressed="true"]{color:#141210;background:linear-gradient(#FFC63A,#E8A100);
 border-color:#7A5200;box-shadow:0 2px 0 #7A5200}
.chip:focus-visible{outline:2px solid var(--phos);outline-offset:3px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(176px,1fr));gap:14px}
.card{background:var(--room);border:1px solid var(--edge);border-radius:5px;padding:9px;
 text-decoration:none;color:inherit;display:block;transition:border-color .12s}
.card:hover{border-color:var(--amber2)}
.card .cell{aspect-ratio:1;border-radius:3px;overflow:hidden;background:#0C0A07}
.meta{font-weight:500;font-size:14px;color:var(--faint);margin-top:8px;line-height:1.45}
.meta b{display:block;color:var(--dim);font-weight:500}
.meta .tune{color:#8FA8C0;display:block}
.t-hal{color:var(--hal)}.t-vin{color:#C9C2AE}.t-unc{color:#8FD4FF}

/* ---- one piece ---- */
#detail{position:fixed;inset:0;z-index:60;background:rgba(10,9,7,.93);
 backdrop-filter:blur(6px);display:none;overflow:auto;padding:26px 18px}
#detail.on{display:block}
.sheet{max-width:900px;margin:0 auto;background:var(--room);border:1px solid var(--edge);
 border-radius:8px;padding:18px;display:grid;gap:20px;grid-template-columns:minmax(0,1fr) 300px}
@media(max-width:760px){.sheet{grid-template-columns:1fr}}
.sheet .cell{aspect-ratio:1;border-radius:4px;overflow:hidden;background:#0C0A07}
.rows{font-family:"IBM Plex Mono",monospace;font-weight:500;font-size:15px;line-height:1.9;color:var(--dim)}
.rows i{color:var(--faint);font-style:normal;display:inline-block;width:116px}
.rows s{color:var(--bone);text-decoration:none}
.close{float:right;font-family:"Silkscreen",monospace;font-weight:700;font-size:13px;color:var(--dim);
 background:none;border:1px solid var(--edge);border-radius:3px;padding:6px 9px;cursor:pointer}
.stat{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:12px;margin:26px 0 0}
.stat div{background:var(--room);border:1px solid var(--edge);border-radius:5px;padding:12px 14px}
.stat b{font-weight:700;display:block;font-size:13px;letter-spacing:.08em;color:var(--faint);
 text-transform:uppercase;font-family:"Silkscreen",monospace}
.stat span{font-family:"IBM Plex Mono",monospace;font-size:19px;color:var(--bone)}
figure{margin:24px 0 6px;max-width:820px}
figure svg{width:100%;height:auto;color:var(--dim)}
figcaption{font-weight:500;font-size:15.5px;line-height:1.55;color:var(--faint);margin-top:9px;max-width:60ch}
.days{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;max-width:820px}
.days .cell{aspect-ratio:1;border-radius:4px;overflow:hidden;background:#0C0A07;
 border:1px solid var(--edge)}
.days figcaption{margin-top:7px}
.dayname{font-family:"Silkscreen",monospace;font-weight:700;font-size:13px;letter-spacing:.05em;
 color:var(--dim);margin-top:7px}
.dayname span{display:block;color:var(--faint);font-family:"IBM Plex Mono",monospace;font-weight:500;
 font-size:13.5px;letter-spacing:0}
.two{display:grid;grid-template-columns:minmax(0,300px) minmax(0,1fr);gap:26px;align-items:start}
.two .cell{aspect-ratio:1}
@media(max-width:720px){.two{grid-template-columns:1fr}}
.ann{font-family:"IBM Plex Mono",monospace;font-weight:500;font-size:15.5px;line-height:1.5}
.annrow{display:flex;gap:12px;padding:7px 0;border-bottom:1px solid var(--edge)}
.annrow b{flex:0 0 156px;color:var(--faint);font-weight:500;font-size:14px;
 letter-spacing:.06em;text-transform:uppercase}
.annrow s{text-decoration:none;color:var(--bone)}
.annrow em{color:var(--faint);font-style:normal}
.annrow.hi s{color:var(--amber)}
.look{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.look input{font-family:"IBM Plex Mono",monospace;font-weight:500;font-size:16px;color:var(--bone);
 background:#0F0D0A;border:1px solid var(--edge);border-radius:3px;padding:9px 11px;
 width:min(280px,100%)}
.look input:focus{outline:2px solid var(--amber);outline-offset:1px}
footer{border-top:1px solid var(--edge);margin-top:40px;padding:22px 0 60px;
 font-family:"IBM Plex Mono",monospace;font-weight:500;font-size:14.5px;color:var(--faint);line-height:1.7}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}
 html{scroll-behavior:auto}}

/* ---- pages ---- */
.pagehead{padding:44px 0 8px}
.pagehead h1{font-size:clamp(24px,4.6vw,44px);text-align:left;margin-bottom:10px}
.pagehead .deck{margin:0;text-align:left;max-width:62ch}
.keys{display:flex;flex-wrap:wrap;gap:7px;padding:10px;border-radius:4px;background:#17140F;
 border:1px solid #0C0A07;box-shadow:inset 0 2px 3px rgba(0,0,0,.55),inset 0 -1px 0 #3A3227;
 margin:0 0 12px}
.key{font-family:"Silkscreen",monospace;font-weight:700;font-size:13px;letter-spacing:.05em;color:var(--dim);
 background:linear-gradient(#3A3226,#282219);border:1px solid #0F0D0A;border-top-color:#5A4E3C;
 border-radius:3px;padding:8px 10px 7px;cursor:pointer;display:inline-flex;align-items:center;
 gap:8px;box-shadow:0 3px 0 #0F0D0A;transition:transform .07s,box-shadow .07s,color .12s}
.key:hover{color:var(--bone);transform:translateY(-1px);box-shadow:0 4px 0 #0F0D0A}
.key:active{transform:translateY(3px);box-shadow:none}
.key:focus-visible{outline:2px solid var(--phos);outline-offset:3px}
.key .pip{width:5px;height:5px;border-radius:50%;background:#4E4432;box-shadow:inset 0 0 0 1px #0F0D0A}
.key[aria-pressed="true"]{color:#141210;background:linear-gradient(#FFC63A,#E8A100);
 border-color:#7A5200;box-shadow:0 3px 0 #7A5200}
.key[aria-pressed="true"] .pip{background:var(--phos);box-shadow:inset 0 0 0 1px #2A1C00,0 0 5px var(--phos)}
.readout{font-family:"IBM Plex Mono",monospace;font-weight:500;font-size:15.5px;line-height:1.55;color:var(--dim);
 margin:10px 2px 0;min-height:3.1em}
.readout b{font-family:"Silkscreen",monospace;font-weight:700;font-size:13.5px;letter-spacing:.05em;
 color:var(--amber);margin-right:9px}
.stage{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:10px;
 margin:0 0 12px;max-width:660px}
.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(132px,1fr));gap:12px}
.tile b{display:block;font-family:"Silkscreen",monospace;font-weight:700;font-size:13px;letter-spacing:.05em;
 color:var(--dim);margin-top:7px}
.tile span{display:block;font-family:"IBM Plex Mono",monospace;font-weight:500;font-size:13.5px;color:var(--faint)}
.tile .cell{aspect-ratio:1;border-radius:4px;overflow:hidden;background:#0C0A07;
 border:1px solid var(--edge)}

#bar .mark{font-family:"Silkscreen",monospace;font-weight:700;font-size:14px;letter-spacing:.08em;
 color:var(--amber);text-decoration:none}
#bar nav a.on{color:var(--amber)}
/* the site's own front panel — the machines have one, so does the navigation */
.panelnav{display:grid;grid-template-columns:repeat(auto-fit,minmax(178px,1fr));gap:10px;
 padding:14px;border-radius:5px;background:#17140F;border:1px solid #0C0A07;
 box-shadow:inset 0 2px 4px rgba(0,0,0,.6),inset 0 -1px 0 #3A3227;margin:30px 0 0}
.panelnav a{display:block;text-decoration:none;font-family:"Silkscreen",monospace;font-weight:700;font-size:14.5px;
 letter-spacing:.05em;color:var(--dim);background:linear-gradient(#3A3226,#282219);
 border:1px solid #0F0D0A;border-top-color:#5A4E3C;border-radius:4px;padding:16px 14px 14px;
 box-shadow:0 3px 0 #0F0D0A,0 5px 8px rgba(0,0,0,.4);transition:transform .07s,box-shadow .07s,color .12s}
.panelnav a:hover{color:var(--bone);transform:translateY(-1px);box-shadow:0 4px 0 #0F0D0A,0 7px 10px rgba(0,0,0,.45)}
.panelnav a:active{transform:translateY(3px);box-shadow:none}
.panelnav a em{font-weight:500;display:block;font-family:"IBM Plex Sans",sans-serif;font-style:normal;
 font-size:14.5px;letter-spacing:0;color:var(--faint);margin-top:7px;line-height:1.45}
.panelnav a .lamp{display:inline-block;width:6px;height:6px;border-radius:50%;
 background:var(--amber);box-shadow:0 0 6px var(--amber);margin-right:8px;vertical-align:middle}

/* the three physical buttons, explained as themselves */
.btns{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin:22px 0 0}
.btns div{background:var(--room);border:1px solid var(--edge);border-radius:5px;padding:14px 16px}
.btns i{display:block;width:13px;height:13px;border-radius:3px;margin-bottom:10px}
.btns b{display:block;font-family:"Silkscreen",monospace;font-weight:700;font-size:13.5px;letter-spacing:.06em;
 color:var(--bone);margin-bottom:6px}
.btns p{font-weight:500;font-size:15px;line-height:1.55;color:var(--faint);margin:0}
/* the songbook: one live machine per tune, playing its own part */
.songs{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px}
.songs article{background:var(--room);border:1px solid var(--edge);border-radius:5px;padding:10px}
.songs .cell{aspect-ratio:1;border-radius:3px;overflow:hidden;background:#0C0A07}
.songs h3{font-family:"Silkscreen",monospace;font-weight:700;font-size:14px;letter-spacing:.05em;
 color:var(--amber);margin:10px 0 4px}
.songs p{font-weight:500;font-size:14.5px;line-height:1.5;color:var(--faint);margin:0}
.songs .part{font-family:"IBM Plex Mono",monospace;font-weight:500;font-size:13.5px;color:#8FA8C0;margin-top:5px}
/* the four that cannot be rolled */
.ones{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px}
.ones article{background:var(--room);border:1px solid var(--edge);border-radius:5px;padding:12px}
.ones .cell{aspect-ratio:1;border-radius:3px;overflow:hidden;background:#0C0A07}
.ones h3{font-family:"Silkscreen",monospace;font-weight:700;font-size:14.5px;letter-spacing:.05em;
 color:var(--hal);margin:11px 0 5px}
.ones p{font-weight:500;font-size:15px;line-height:1.55;color:var(--faint);margin:0}
.stage .cell{aspect-ratio:1;border-radius:4px;overflow:hidden;background:#0C0A07;
 border:1px solid var(--edge)}

/* narrow: the bar becomes two rows and the nav scrolls rather than pushing the
   page sideways; the annotation rows stack instead of holding a 128px gutter */
@media (max-width:720px){
  #bar .wrap{flex-wrap:wrap;height:auto;padding-top:8px;padding-bottom:8px;gap:10px}
  #bar nav{order:3;flex:1 0 100%;margin-left:0;gap:16px;overflow-x:auto;
   scrollbar-width:none;-webkit-overflow-scrolling:touch;padding-bottom:2px}
  #bar nav::-webkit-scrollbar{display:none}
  #bar nav a{white-space:nowrap}
  .two{grid-template-columns:minmax(0,1fr)}
  .annrow{flex-direction:column;gap:2px}
  .annrow b{flex:none}
  .rows i{width:auto;margin-right:8px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important}
  html{scroll-behavior:auto}
}
/* forms carry a sentence each, so they need a wider tile than a bare trait */
.tiles.wide{grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}
.note{font-size:14px;font-weight:500;line-height:1.5;color:var(--faint);margin:5px 0 0}