*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none!important}

:root{
  --bg:#05080f;
  --ink:#eaf2ff;
  --dim:#93a4bf;
  --line:rgba(255,255,255,.12);
  --o3:#2fe6c8;
  --dna:#a78bfa;
  --hist:#ffb347;
  --rna:#ffd166;
  --prot:#7be07b;
  --pore:#58e6ff;
  --sheet:rgba(9,15,26,.9);
}

html,body{height:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  -webkit-font-smoothing:antialiased;
  overflow:hidden;
  background-image:
    radial-gradient(ellipse 120% 80% at 50% 0%,#0b1a2c 0%,transparent 60%),
    radial-gradient(ellipse 100% 70% at 80% 100%,#0a1524 0%,transparent 55%);
}
canvas#gl{position:fixed;inset:0;width:100%;height:100%;display:block;touch-action:none}
#labels{position:fixed;inset:0;pointer-events:none;overflow:hidden;z-index:3}
#veil{position:fixed;inset:0;z-index:60;pointer-events:none;background:var(--bg);opacity:0;transition:opacity .24s ease}

#hint{
  position:fixed;left:0;right:0;bottom:14px;text-align:center;
  font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:#5d7291;
  pointer-events:none;z-index:2;transition:opacity .6s
}

/* ---------- Stufen-Leiste ---------- */
#steps{
  position:fixed;top:14px;left:50%;transform:translateX(-50%);z-index:20;
  display:flex;align-items:center;gap:2px;
  padding:6px 8px;border-radius:999px;
  background:rgba(8,14,24,.72);
  border:1px solid rgba(255,255,255,.08);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  max-width:calc(100vw - 20px);
}
#steps button{
  appearance:none;border:0;background:transparent;color:#7c8fae;
  display:flex;align-items:center;gap:6px;
  padding:7px 8px;border-radius:999px;cursor:pointer;
  font-size:12px;line-height:1;transition:color .2s,background .2s
}
#steps button i{
  font-style:normal;font-size:10px;font-weight:700;
  width:19px;height:19px;border-radius:50%;flex:0 0 auto;
  display:grid;place-items:center;
  border:1px solid rgba(255,255,255,.18);color:#7c8fae
}
#steps button span{display:none;white-space:nowrap}
#steps button:hover{color:#cfe0f7}
#steps button.on{color:#fff;background:rgba(47,230,200,.12)}
#steps button.on i{border-color:var(--o3);background:var(--o3);color:#04140f}
#steps button.on span{display:inline}
#steps b{width:8px;height:1px;background:rgba(255,255,255,.16);flex:0 0 auto}

/* ---------- Intro-Text ---------- */
#intro{position:fixed;inset:auto auto 0 0;z-index:10;padding:0 0 30px 34px;pointer-events:none;max-width:min(560px,46vw);transition:opacity .22s ease}
body.hascard #intro{opacity:0;pointer-events:none}
.copy{pointer-events:auto}
.kicker{margin:0 0 10px;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--o3);font-weight:600}
h1{margin:0;font-size:clamp(26px,3.1vw,42px);line-height:1.08;letter-spacing:-.02em;font-weight:600}
.sub{margin:14px 0 0;font-size:15px;line-height:1.55;color:#b7c7de;max-width:44ch}
.cta.row{display:flex;gap:10px;margin-top:22px;align-items:center}

button.cta{
  appearance:none;border:0;cursor:pointer;font:inherit;font-weight:600;
  color:#04140f;background:linear-gradient(100deg,var(--o3),#7ef7d8);
  padding:13px 20px;border-radius:999px;font-size:14px;
  box-shadow:0 10px 30px -12px rgba(47,230,200,.7);
  transition:transform .15s,box-shadow .2s
}
button.cta:hover{transform:translateY(-1px);box-shadow:0 14px 34px -12px rgba(47,230,200,.85)}
button.cta:active{transform:translateY(0)}
button.cta.small{width:100%;margin-top:14px;font-size:13.5px;padding:12px 16px}
button.ghost{
  appearance:none;cursor:pointer;font:inherit;font-size:13px;color:#9db0cc;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);
  padding:12px 16px;border-radius:999px;transition:color .2s,border-color .2s
}
button.ghost:hover{color:#fff;border-color:rgba(255,255,255,.3)}

/* ---------- Karten / Panels ---------- */
#card,aside#panel,aside#panel2,aside#panel3,aside#panel4,aside#panel5{
  position:fixed;z-index:30;
  right:22px;top:50%;transform:translateY(-50%);
  width:min(352px,calc(100vw - 44px));
  max-height:min(78vh,720px);overflow:auto;
  padding:18px 18px 16px;
  background:var(--sheet);
  border:1px solid rgba(255,255,255,.1);
  border-radius:18px;
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  box-shadow:0 30px 80px -40px #000;
  -webkit-overflow-scrolling:touch;
}
#card{z-index:40;right:auto;left:22px;top:auto;bottom:26px;transform:none;width:min(330px,calc(100vw - 44px));animation:cardin .2s ease}
@keyframes cardin{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
#card .close{
  position:absolute;top:8px;right:8px;width:32px;height:32px;border-radius:50%;
  border:0;background:rgba(255,255,255,.06);color:#9db0cc;font-size:19px;line-height:1;cursor:pointer
}
#card .close:hover{background:rgba(255,255,255,.12);color:#fff}
.cap{display:block;font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:#7c91b0;font-weight:600}
#cardKicker{margin-bottom:6px}
#card strong{display:block;font-size:19px;margin:0 0 6px;letter-spacing:-.01em}
#cardTitle{font-size:18px;display:block;margin-bottom:6px}
#cardText{margin:0;font-size:13.5px;line-height:1.55;color:#b3c3d9}

aside strong{font-size:17px;letter-spacing:-.01em}
.note{margin:10px 0 0;font-size:13px;line-height:1.55;color:#b3c3d9}
.note.done{color:var(--o3)}
.fine{margin:12px 0 0;font-size:11px;line-height:1.5;color:#65799a}
.ratio{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-top:14px}
.ratio b,.ratio strong{font-size:20px;font-variant-numeric:tabular-nums;font-weight:600}
.ratio:nth-of-type(1){margin-top:0}

.stepper{display:flex;align-items:center;gap:8px}
.stepper>div{flex:1;min-width:0}
.stepper strong{display:block;font-size:17px;margin-top:3px}
.stepper button{
  appearance:none;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.04);
  color:#cfe0f7;width:34px;height:34px;flex:0 0 auto;border-radius:50%;cursor:pointer;
  font-size:17px;line-height:1;display:grid;place-items:center
}
.stepper button.go{background:rgba(47,230,200,.14);border-color:rgba(47,230,200,.4);color:var(--o3)}
.stepper button:hover{background:rgba(255,255,255,.1)}
.steptext{min-height:66px}

.meter{margin-top:14px}
.meter .cap{margin-bottom:7px}
.meter b{color:#fff;letter-spacing:.02em}
.bar{height:6px;border-radius:999px;background:rgba(255,255,255,.09);overflow:hidden}
.fill{height:100%;width:0;border-radius:999px;transition:width .25s linear}
.fill.dna{background:linear-gradient(90deg,#7c5cff,#c4a4ff)}
.fill.rna{background:linear-gradient(90deg,#ffb347,#ffe9a8)}
.fill.prot{background:linear-gradient(90deg,#38b46a,#a9f59a)}

.scale{display:flex;justify-content:space-between;font-size:10.5px;color:#65799a;margin-top:6px;letter-spacing:.02em}

input[type=range]{
  -webkit-appearance:none;appearance:none;width:100%;height:30px;background:transparent;margin:8px 0 0;cursor:pointer
}
input[type=range]::-webkit-slider-runnable-track{height:6px;border-radius:999px;background:linear-gradient(90deg,#a78bfa,#2fe6c8)}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;width:22px;height:22px;border-radius:50%;background:#fff;margin-top:-8px;
  box-shadow:0 2px 10px rgba(0,0,0,.5);border:0
}
input[type=range]::-moz-range-track{height:6px;border-radius:999px;background:linear-gradient(90deg,#a78bfa,#2fe6c8)}
input[type=range]::-moz-range-thumb{width:22px;height:22px;border:0;border-radius:50%;background:#fff}

.chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:12px}
.chips button{
  appearance:none;cursor:pointer;font:inherit;font-size:12.5px;color:#a9bbd4;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);
  padding:8px 12px;border-radius:999px;transition:all .18s
}
.chips button:hover{color:#fff;border-color:rgba(255,255,255,.26)}
.chips button.on{background:rgba(47,230,200,.14);border-color:rgba(47,230,200,.55);color:#c9fff2}

.legend{display:grid;grid-template-columns:1fr 1fr;gap:7px 12px;margin-top:12px;font-size:12px;color:#a9bbd4}
.legend span{display:flex;align-items:center;gap:7px}
.legend i{width:9px;height:9px;border-radius:50%;flex:0 0 auto}
.legend i.a{background:#ffd166}
.legend i.t{background:#2fe6c8}
.legend i.g{background:#ff86cc}
.legend i.c{background:#78bfff}

.codon{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
  font-size:26px!important;letter-spacing:.16em;color:var(--rna)!important
}

details{margin-top:14px;border-top:1px solid rgba(255,255,255,.08);padding-top:11px}
details summary{
  cursor:pointer;font-size:12.5px;color:#9db0cc;list-style:none;display:flex;gap:8px;align-items:center
}
details summary::-webkit-details-marker{display:none}
details summary::before{content:'+';color:var(--o3);font-size:14px;width:10px}
details[open] summary::before{content:'–'}
details[open] summary{color:#fff}
details p{margin:9px 0 0;font-size:12.5px;line-height:1.55;color:#a3b4cc}

/* ---------- Markierungen in der Szene ---------- */
.lbl{
  position:absolute;transform:translate(-50%,-50%);
  font-size:12.5px;line-height:1.2;color:#dce9ff;white-space:nowrap;
  padding:5px 9px 5px 20px;border-radius:999px;
  background:rgba(8,14,24,.66);border:1px solid rgba(255,255,255,.1);
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  pointer-events:auto;cursor:pointer;transition:opacity .3s,background .2s
}
.lbl::before{
  content:'';position:absolute;left:8px;top:50%;transform:translateY(-50%);
  width:6px;height:6px;border-radius:50%;background:var(--o3);box-shadow:0 0 10px var(--o3)
}
.lbl:hover{background:rgba(20,34,54,.92);border-color:rgba(47,230,200,.5)}
.lbl.plain{pointer-events:none;color:#8fa3bf;padding-left:9px;background:rgba(8,14,24,.4);border-color:transparent;font-size:11.5px}
.lbl.plain::before{display:none}
.lbl.hot{color:#fff;border-color:rgba(47,230,200,.5);box-shadow:0 0 0 6px rgba(47,230,200,.06)}
.lbl.hot::before{animation:pulse 2s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(47,230,200,.55)}50%{box-shadow:0 0 0 9px rgba(47,230,200,0)}}
.lbl.mol{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;
  padding:2px 5px;background:transparent;border:0;color:#9fb4d0;pointer-events:none;letter-spacing:.06em
}
.lbl.mol::before{display:none}
.lbl.dna{border-color:rgba(167,139,250,.4)}
.lbl.dna::before{background:var(--dna);box-shadow:0 0 10px var(--dna)}
.lbl.hist::before{background:var(--hist);box-shadow:0 0 10px var(--hist)}
.lbl.rna::before{background:var(--rna);box-shadow:0 0 10px var(--rna)}
.lbl.prot::before{background:var(--prot);box-shadow:0 0 10px var(--prot)}

/* ---------- Dreh-/Zoom-Knöpfe ---------- */
#rot{
  position:fixed;right:22px;bottom:26px;z-index:20;display:flex;align-items:center;gap:6px;
  padding:5px;border-radius:999px;background:rgba(8,14,24,.7);
  border:1px solid rgba(255,255,255,.08);backdrop-filter:blur(12px)
}
#rot span{width:1px;height:18px;background:rgba(255,255,255,.12);margin:0 3px}
#rot button{
  appearance:none;border:0;background:transparent;color:#9db0cc;cursor:pointer;
  width:34px;height:34px;border-radius:50%;font-size:17px;line-height:1;display:grid;place-items:center
}
#rot button:hover{background:rgba(255,255,255,.08);color:#fff}

#fail{
  position:fixed;inset:0;display:grid;place-content:center;gap:10px;text-align:center;padding:30px;z-index:100;background:var(--bg)
}
#fail h2{margin:0;font-size:20px}
#fail p{margin:0;color:var(--dim);font-size:14px;max-width:40ch}

/* ---------- Mobil ---------- */
@media (max-width:820px){
  #intro{padding:0 18px calc(74px + env(safe-area-inset-bottom));max-width:none}
  h1{font-size:clamp(24px,7.4vw,32px)}
  .sub{font-size:14px;max-width:none}
  #hint{display:none}
  #steps{top:calc(10px + env(safe-area-inset-top));gap:0;padding:5px 6px}
  #steps button{padding:6px 5px}
  #steps button i{width:22px;height:22px;font-size:10.5px}
  #steps button.on span{display:inline;font-size:11px}
  #steps b{width:4px}

  #rot{right:12px;bottom:calc(14px + env(safe-area-inset-bottom))}
  #rot button{width:38px;height:38px}

  #card{left:12px;right:12px;bottom:calc(66px + env(safe-area-inset-bottom));width:auto;top:auto;transform:none}

  aside#panel,aside#panel2,aside#panel3,aside#panel4,aside#panel5{
    left:10px;right:10px;top:auto;bottom:calc(62px + env(safe-area-inset-bottom));
    transform:none;width:auto;max-height:44vh;padding:15px 15px 14px;border-radius:16px
  }
  body.sp .copy{display:none}
  .steptext{min-height:0}
  .note{font-size:12.5px}
  details p{font-size:12px}
}
@media (max-width:400px){
  #steps button span{display:none!important}
  #steps button.on span{display:inline!important}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001s!important;transition-duration:.001s!important}
}