/* ë·20 device player. Red #ff3b30 on charcoal matte: soft frosted, red glow, clean. Not cream, not vintage.
   Everything is scoped to .d20 / .d20-* so it drops into any page. Place it with the page's own CSS
   (e.g. .d20{position:fixed;right:28px;top:50%;transform:translateY(-50%)}); the player only draws the object. */
.d20{
  --d20-red:#ff3b30; --d20-red-deep:#a3170f; --d20-ink:#f2f2ee; --d20-dim:#86868a; --d20-line:rgba(255,255,255,.07);
  --d20-mono:"Space Mono",ui-monospace,Menlo,monospace; --d20-sans:"Inter",system-ui,-apple-system,sans-serif;
  --d20-glow:0;color:var(--d20-ink);
}
/* size and shape at zero specificity, so the host page's own .d20 placement always wins */
:where(.d20){
  position:relative;box-sizing:border-box;width:340px;border-radius:30px;padding:14px;
  background:
    radial-gradient(120% 60% at 50% 0%,rgba(255,255,255,.07),transparent 60%),
    linear-gradient(180deg,#1d1d1f,#111112 70%,#0c0c0d);
  box-shadow:
    0 40px 80px -36px rgba(0,0,0,.9),
    0 0 calc(40px + var(--d20-glow)*40px) calc(-18px + var(--d20-glow)*6px) rgba(255,59,48,.35),
    inset 0 1px 0 rgba(255,255,255,.10),
    inset 0 -2px 0 rgba(0,0,0,.6),
    inset 0 0 0 1px var(--d20-line);
  -webkit-backdrop-filter:blur(18px) saturate(1.2);backdrop-filter:blur(18px) saturate(1.2);
  font-family:var(--d20-sans);-webkit-font-smoothing:antialiased;user-select:none
}
.d20 *,.d20 *::before,.d20 *::after{box-sizing:border-box}
.d20 .e{display:inline-block}

/* screen */
.d20-lcd{background:#050505;border-radius:18px;padding:12px 14px 10px;font-family:var(--d20-mono);min-height:206px;display:flex;flex-direction:column;
  box-shadow:inset 0 3px 12px rgba(0,0,0,.9),inset 0 0 0 1px rgba(255,255,255,.04),0 1px 0 rgba(255,255,255,.05)}
.d20-top{display:flex;justify-content:space-between;font-size:10px;letter-spacing:.08em;color:var(--d20-dim)}
.d20-sec{color:var(--d20-red);text-shadow:0 0 8px rgba(255,59,48,.6)}
.d20-body{flex:1;padding:10px 0 6px;font-size:12px;line-height:1.55;letter-spacing:.02em;color:var(--d20-ink)}
.d20-body h3{font-family:var(--d20-sans);font-weight:600;font-size:20px;letter-spacing:-.02em;line-height:1.1;margin:0 0 8px;color:#fff}
.d20-body h3 em{font-style:normal;color:var(--d20-red)}
.d20-body .kv{display:grid;grid-template-columns:74px 1fr;gap:2px 8px}
.d20-body .kv b{font-weight:400;color:var(--d20-dim)}
.d20-body ul{list-style:none;columns:2;column-gap:10px;margin:0;padding:0}
.d20-body li{break-inside:avoid;padding:2px 0}
.d20-body a{color:var(--d20-ink);text-decoration:none;border-bottom:1px solid #333}
.d20-body a:hover,.d20-body a:focus-visible{color:var(--d20-red);border-color:var(--d20-red);outline:none}
.d20-body .soon{color:#5f5f63}
.d20-body .act{display:inline-block;margin-top:8px;color:var(--d20-red);border-bottom:1px solid var(--d20-red)}
.d20-dots{display:flex;gap:5px;justify-content:center}
.d20-dots i{width:5px;height:5px;border-radius:50%;background:#2a2a2c}
.d20-dots i.on{background:var(--d20-red);box-shadow:0 0 6px var(--d20-red)}

/* hardware */
.d20-hw{padding:14px 4px 2px;display:flex;flex-direction:column;gap:12px}
.d20-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;align-items:center}
.d20-grille{border:0;background:rgba(0,0,0,.35);border-radius:16px;aspect-ratio:1.25;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;cursor:pointer;color:var(--d20-dim);
  box-shadow:inset 0 2px 6px rgba(0,0,0,.7),0 1px 0 rgba(255,255,255,.05)}
.d20-grille svg{width:72%;transition:transform .05s}
.d20-grille circle{fill:#2c2c2e;transition:fill .2s}
.d20-grille.on circle{fill:var(--d20-red)}
.d20-grille.on svg{filter:drop-shadow(0 0 4px rgba(255,59,48,.7))}
.d20-grille:focus-visible{outline:2px solid var(--d20-red);outline-offset:3px}
.d20-lbl,.d20-pass button,.d20-arrows button,.d20-passlbl{font-family:var(--d20-mono);font-size:9px;letter-spacing:.08em;text-transform:uppercase}
.d20-grille.on .d20-lbl{color:var(--d20-red)}
.d20-dialwrap{display:flex;flex-direction:column;align-items:center;gap:8px}
.d20-dial{width:84px;height:84px;border-radius:50%;position:relative;cursor:grab;touch-action:none;
  background:radial-gradient(circle at 35% 28%,#3a3a3d,#161618 62%,#0b0b0c);
  box-shadow:0 6px 12px -2px rgba(0,0,0,.8),0 0 0 5px #0a0a0b,0 0 0 6px rgba(255,255,255,.06),inset 0 1px 0 rgba(255,255,255,.12)}
.d20-dial:active{cursor:grabbing}
.d20-cap{position:absolute;inset:0;border-radius:50%;transition:transform .18s cubic-bezier(.3,1.6,.5,1)}
.d20-cap::after{content:"";position:absolute;left:50%;top:8px;width:4px;height:16px;margin-left:-2px;border-radius:2px;background:var(--d20-red);box-shadow:0 0 8px var(--d20-red)}
.d20-dial:focus-visible{outline:2px solid var(--d20-red);outline-offset:6px}
.d20-arrows{display:flex;gap:8px}
.d20-arrows button{border:0;border-radius:8px;background:#232325;color:var(--d20-ink);width:34px;height:26px;cursor:pointer;font-size:14px;
  box-shadow:0 3px 0 #000,inset 0 1px 0 rgba(255,255,255,.08)}
.d20-arrows button:active{transform:translateY(2px);box-shadow:0 1px 0 #000}
.d20-arrows button:focus-visible{outline:2px solid var(--d20-red);outline-offset:2px}
.d20-passlbl{color:var(--d20-dim);margin:-4px 0 -6px 6px}
.d20-pass{position:relative;display:grid;grid-auto-flow:column;grid-auto-columns:1fr;background:#070708;border-radius:12px;padding:4px;
  box-shadow:inset 0 2px 6px rgba(0,0,0,.8),0 1px 0 rgba(255,255,255,.05)}
.d20-pass button{position:relative;z-index:1;border:0;background:none;color:var(--d20-dim);height:34px;cursor:pointer;transition:color .2s}
.d20-pass button.on{color:#fff}
.d20-pass button:focus-visible{outline:2px solid var(--d20-red);outline-offset:-2px;border-radius:9px}
.d20-knobby{position:absolute;top:4px;bottom:4px;left:4px;border-radius:9px;background:linear-gradient(180deg,#2e2e31,#1f1f21);
  box-shadow:0 2px 0 #000,inset 0 1px 0 rgba(255,255,255,.1),inset 0 -2px 0 var(--d20-red);transition:transform .22s cubic-bezier(.3,1.4,.5,1)}
.d20-key{display:flex;flex-direction:column;align-items:center;gap:3px;text-decoration:none;color:#fff;border-radius:16px;padding:14px 10px 12px;
  background:linear-gradient(180deg,#ff5247,var(--d20-red) 55%,#e8291f);
  box-shadow:0 6px 0 var(--d20-red-deep),0 10px 24px -6px rgba(255,59,48,.7),inset 0 1px 0 rgba(255,255,255,.35);transition:transform .06s,box-shadow .06s}
.d20-k{font-family:var(--d20-mono);font-weight:700;font-size:14px;letter-spacing:.08em;text-transform:uppercase}
.d20-s{font-family:var(--d20-mono);font-size:9.5px;letter-spacing:.03em;opacity:.85;text-align:center}
.d20-key:active{transform:translateY(5px);box-shadow:0 1px 0 var(--d20-red-deep),0 4px 12px -4px rgba(255,59,48,.6)}
.d20-key:focus-visible{outline:2px solid #fff;outline-offset:3px}

@media (max-width:760px){
  .d20 .d20-lcd{min-height:150px}
  .d20-body{font-size:11.5px}
  .d20-body h3{font-size:18px}
  .d20-hw{gap:10px;padding-top:12px}
  .d20-row{grid-template-columns:1.1fr 1fr}
  .d20-dial{width:70px;height:70px}
}
@media (max-width:760px) and (max-height:700px){ .d20 .d20-lcd{min-height:120px} .d20-grille{aspect-ratio:1.6} }
@media (prefers-reduced-motion:reduce){ .d20 *{transition:none!important} }

/* ================= variants: all frosted glass, all built from the eeee.mu/20 particle look =================
   particles = small red points #ff3b30 with sparse white specks, on black. The device reuses that dot as its material. */
.d20 .d20-tape,.d20 .d20-vu{display:none}
.d20-grille circle.w{fill:#5a5a5e}
.d20-grille.on circle.w{fill:#fff}
.d20-reel circle{fill:var(--d20-red)} .d20-reel circle.w{fill:#fff} .d20-reel .hub{fill:#000;stroke:rgba(255,255,255,.2)}
.d20-vu i{display:block;height:5px;border-radius:50%;background:#2a2a2c;aspect-ratio:1}
.d20-vu i.on{background:var(--d20-red);box-shadow:0 0 6px var(--d20-red)}
.d20-vu i.on:nth-child(n+13){background:#fff;box-shadow:0 0 6px #fff}
@keyframes d20spin{to{transform:rotate(360deg)}}

/* shared frost: see-through body, blur of whatever is behind (the particles), a dot-matrix sheen like the spheres */
:where(.d20--glass,.d20--red,.d20--deck){
  background:rgba(16,16,18,.42);
  -webkit-backdrop-filter:blur(26px) saturate(1.6);backdrop-filter:blur(26px) saturate(1.6);
  box-shadow:0 40px 90px -40px rgba(0,0,0,.9),0 0 calc(50px + var(--d20-glow)*50px) calc(-20px + var(--d20-glow)*8px) rgba(255,59,48,.45),
    inset 0 1px 0 rgba(255,255,255,.18),inset 0 0 0 1px rgba(255,255,255,.09)}
.d20--glass::before,.d20--red::before,.d20--deck::before{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:radial-gradient(circle,rgba(255,59,48,.55) 0 1px,transparent 1.4px) 0 0/7px 7px;
  -webkit-mask:radial-gradient(120% 80% at 50% 0%,#000,transparent 70%);mask:radial-gradient(120% 80% at 50% 0%,#000,transparent 70%);opacity:.35}
.d20--glass>*,.d20--red>*,.d20--deck>*{position:relative}

/* 1 · MINIMAL GLASS: almost no object. Clear glass, hairlines, big screen type, red only where it matters */
.d20--glass .d20-lcd{background:rgba(0,0,0,.35);box-shadow:inset 0 0 0 1px rgba(255,255,255,.06)}
.d20--glass .d20-body h3{font-size:24px;font-weight:500}
.d20--glass .d20-grille{background:transparent;box-shadow:inset 0 0 0 1px rgba(255,255,255,.08)}
.d20--glass .d20-grille circle{fill:rgba(255,59,48,.35)}
.d20--glass .d20-dial{background:rgba(0,0,0,.35);box-shadow:inset 0 0 0 1px rgba(255,255,255,.12),0 0 0 1px rgba(255,59,48,.25)}
.d20--glass .d20-arrows button{background:rgba(255,255,255,.05);box-shadow:inset 0 0 0 1px rgba(255,255,255,.08)}
.d20--glass .d20-pass{background:rgba(0,0,0,.3);box-shadow:inset 0 0 0 1px rgba(255,255,255,.06)}
.d20--glass .d20-knobby{background:rgba(255,59,48,.16);box-shadow:inset 0 0 0 1px var(--d20-red)}
.d20--glass .d20-key{background:rgba(255,59,48,.14);color:var(--d20-red);box-shadow:inset 0 0 0 1px var(--d20-red),0 0 26px -8px var(--d20-red)}
.d20--glass .d20-key:active{transform:none;background:var(--d20-red);color:#000}

/* 2 · RED OBJECT: the whole body is red frosted glass; black screen, black knob, black key */
.d20--red{background:rgba(255,59,48,.62);color:#000}
.d20--red::before{background:radial-gradient(circle,rgba(255,255,255,.7) 0 1px,transparent 1.4px) 0 0/7px 7px;opacity:.25}
.d20--red .d20-lcd{background:rgba(0,0,0,.88)}
.d20--red .d20-grille{background:rgba(0,0,0,.18);box-shadow:inset 0 2px 6px rgba(0,0,0,.35);color:#000}
.d20--red .d20-grille circle{fill:rgba(0,0,0,.7)} .d20--red .d20-grille circle.w{fill:#fff}
.d20--red .d20-grille.on circle{fill:#000} .d20--red .d20-grille.on .d20-lbl{color:#fff}
.d20--red .d20-lbl,.d20--red .d20-passlbl{color:rgba(0,0,0,.65)}
.d20--red .d20-cap::after{background:#fff;box-shadow:0 0 8px #fff}
.d20--red .d20-dial{box-shadow:0 8px 16px -4px rgba(0,0,0,.6),0 0 0 5px rgba(0,0,0,.25)}
.d20--red .d20-arrows button{background:#000}
.d20--red .d20-pass{background:rgba(0,0,0,.8)}
.d20--red .d20-knobby{background:var(--d20-red);box-shadow:0 2px 0 #000}
.d20--red .d20-pass button.on{color:#000}
.d20--red .d20-key{background:#000;color:var(--d20-red);box-shadow:0 6px 0 rgba(0,0,0,.45),inset 0 1px 0 rgba(255,255,255,.12)}
.d20--red .d20-key .d20-s{color:rgba(255,255,255,.6)}

/* 3 · TAPE DECK: wide unit, cassette window with particle reels, VU in points */
:where(.d20--deck){width:440px}
.d20--deck .d20-tape{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:10px 0 2px;padding:8px 14px;border-radius:12px;
  background:rgba(255,255,255,.03);box-shadow:inset 0 0 0 1px rgba(255,255,255,.08)}
.d20--deck .d20-reel{width:62px;height:62px}
.d20--deck.d20-playing .d20-reel{animation:d20spin 2.4s linear infinite}
.d20--deck .d20-window{flex:1;height:14px;border-radius:7px;background:linear-gradient(90deg,#3a1512,#1a0a09);box-shadow:inset 0 1px 3px #000}
.d20--deck .d20-vu{display:grid;grid-template-columns:repeat(16,1fr);gap:4px;padding:4px 2px 8px}
.d20--deck .d20-lcd{min-height:0}
.d20--deck .d20-body{min-height:112px}
.d20--deck .d20-row{grid-template-columns:1.3fr 1fr}
.d20--deck .d20-grille{aspect-ratio:2.2}
.d20--deck .d20-grille svg{width:40%}
.d20--deck .d20-arrows button{width:46px;height:30px;border-radius:4px;background:#1a1a1c;box-shadow:0 4px 0 #000,inset 0 1px 0 rgba(255,255,255,.1)}
.d20--deck .d20-pass,.d20--deck .d20-knobby,.d20--deck .d20-key,.d20--deck .d20-lcd{border-radius:6px}
.d20--deck .d20-pass button{border-radius:4px}
@media (max-width:760px){ :where(.d20--deck){width:auto} .d20--deck .d20-reel{width:48px;height:48px} .d20--deck .d20-body{min-height:90px} }
@media (prefers-reduced-motion:reduce){ .d20--deck.d20-playing .d20-reel{animation:none} }

/* 0 · CLASSIC: the original live eeee.mu/20 device (cream body, black screen, red key). AV 27 Sep: "i love this with the synth". */
:where(.d20--classic){background:linear-gradient(180deg,#d9d6cf,#c9c5bc);
  box-shadow:0 40px 80px -40px rgba(0,0,0,.8),0 1px 0 rgba(255,255,255,.6) inset,0 -2px 0 rgba(0,0,0,.15) inset;
  -webkit-backdrop-filter:none;backdrop-filter:none}
.d20--classic{color:#141413}
.d20--classic .d20-lcd{background:#0b0b0a;box-shadow:inset 0 3px 10px rgba(0,0,0,.8)}
.d20--classic .d20-top{color:#e9e3d4;opacity:.7} .d20--classic .d20-sec{text-shadow:none}
.d20--classic .d20-body,.d20--classic .d20-body a{color:#e9e3d4} .d20--classic .d20-body a{border-color:#3a3a38}
.d20--classic .d20-body .kv b{color:#8a8a86} .d20--classic .d20-body .soon{color:#6d6a63}
.d20--classic .d20-dots i{background:#3a3a38} .d20--classic .d20-dots i.on{background:var(--d20-red);box-shadow:none}
.d20--classic .d20-grille{background:rgba(0,0,0,.06);box-shadow:none;color:inherit}
.d20--classic .d20-grille circle,.d20--classic .d20-grille circle.w,.d20--classic .d20-grille.on circle{fill:#141413}
.d20--classic .d20-grille.on svg{filter:none} .d20--classic .d20-grille.on .d20-lbl{color:var(--d20-red)}
.d20--classic .d20-dial{background:radial-gradient(circle at 35% 30%,#3d3d3b,#141413 68%);box-shadow:0 5px 0 rgba(0,0,0,.35),0 0 0 5px rgba(0,0,0,.07)}
.d20--classic .d20-cap::after{box-shadow:none}
.d20--classic .d20-arrows button{background:#141413;color:#e9e3d4;box-shadow:0 3px 0 rgba(0,0,0,.35)}
.d20--classic .d20-passlbl{color:inherit;opacity:.55}
.d20--classic .d20-pass{background:#141413;box-shadow:inset 0 2px 5px rgba(0,0,0,.6)}
.d20--classic .d20-pass button{color:#8a8a86} .d20--classic .d20-pass button.on{color:#141413}
.d20--classic .d20-knobby{background:#e9e3d4;box-shadow:0 2px 0 rgba(0,0,0,.4)}
.d20--classic .d20-key{background:var(--d20-red);color:#141413;box-shadow:0 6px 0 #9e1c14,0 8px 18px -6px rgba(255,59,48,.6)}
.d20--classic .d20-key:active{box-shadow:0 1px 0 #9e1c14}
.d20--classic .d20-s{opacity:.8}

/* ---------- REAL FINISH (AV: "brushed plastic, dark or light") ----------
   matte injection-moulded plastic: fine horizontal brushing (stretched fractal noise), a soft top sheen, a hint of grain.
   light = the cream classic · dark = charcoal (html[data-finish=dark]). Applied to the body and the phone hardware. */
.d20--classic,.d20--classic .d20-hw{--grain:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='b'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9 .012' numOctaves='3' seed='7'/%3E%3CfeColorMatrix values='0 0 0 0 .5  0 0 0 0 .5  0 0 0 0 .5  0 0 0 .55 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23b)'/%3E%3C/svg%3E")}
:where(.d20--classic){background:
  linear-gradient(180deg,rgba(255,255,255,.35),rgba(255,255,255,0) 18%,rgba(0,0,0,0) 80%,rgba(0,0,0,.12)),
  var(--grain) 0 0/240px 240px,
  linear-gradient(180deg,#dcd9d2,#c7c3ba);background-blend-mode:normal,soft-light,normal}
html[data-finish=dark] :where(.d20--classic){background:
  linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,0) 18%,rgba(0,0,0,0) 80%,rgba(0,0,0,.35)),
  var(--grain) 0 0/240px 240px,
  linear-gradient(180deg,#2c2c2f,#1b1b1d);background-blend-mode:normal,overlay,normal;
  box-shadow:0 40px 80px -40px rgba(0,0,0,.9),0 1px 0 rgba(255,255,255,.08) inset,0 -2px 0 rgba(0,0,0,.5) inset}
html[data-finish=dark] .d20--classic{color:#d9d6cf}
html[data-finish=dark] .d20--classic .d20-grille{background:rgba(0,0,0,.28);box-shadow:inset 0 2px 5px rgba(0,0,0,.6)}
html[data-finish=dark] .d20--classic .d20-grille circle,html[data-finish=dark] .d20--classic .d20-grille circle.w{fill:#0b0b0c}
html[data-finish=dark] .d20--classic .d20-passlbl,html[data-finish=dark] .d20--classic .d20-lbl{color:#8a8a86;opacity:1}
html[data-finish=dark] .d20--classic .d20-dial{background:radial-gradient(circle at 35% 30%,#f2f0ea,#bdb9b0 70%);box-shadow:0 5px 0 rgba(0,0,0,.5),0 0 0 5px rgba(0,0,0,.25)}
html[data-finish=dark] .d20--classic .d20-arrows button{background:#3a3a3d;color:#e9e3d4}
html[data-finish=dark] .d20--classic .d20-knobby{background:#3a3a3d;box-shadow:0 2px 0 #000,inset 0 -2px 0 var(--d20-red)}
html[data-finish=dark] .d20--classic .d20-pass button.on{color:#fff}

/* ---------- PADS (ABENK-style page buttons) + the DIVE transition ---------- */
.d20-pads{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.d20-pad{position:relative;display:flex;align-items:flex-end;aspect-ratio:1.55;padding:8px 9px;border-radius:9px;text-decoration:none;
  background:linear-gradient(180deg,#303033,#232325);color:#bdbab2;box-shadow:0 4px 0 #0b0b0c,inset 0 1px 0 rgba(255,255,255,.1);
  font-family:var(--d20-mono);font-size:9px;letter-spacing:.12em;text-transform:uppercase;transition:transform .06s,box-shadow .06s}
.d20-pad:active,.d20-pad.on{transform:translateY(3px);box-shadow:0 1px 0 #0b0b0c,inset 0 1px 0 rgba(255,255,255,.06)}
.d20-pad:focus-visible{outline:2px solid var(--d20-red);outline-offset:2px}
.d20-led{position:absolute;top:8px;left:9px;width:5px;height:5px;border-radius:50%;background:#4a4a4d}
.d20-pad:hover .d20-led,.d20-pad.on .d20-led{background:var(--d20-red);box-shadow:0 0 6px var(--d20-red)}
.d20-dive{position:fixed;inset:0;z-index:9999;background:#0a0a0a;clip-path:circle(0px at var(--x) var(--y));transition:clip-path .6s cubic-bezier(.9,0,.1,1);pointer-events:none}
.d20-dive.go{clip-path:circle(150vmax at var(--x) var(--y))}