:root{
  --bg:#121018; --panel:#1a1423; --panel2:#241c30; --line:#3a2f4b;
  --gold:#e8c170; --dim:#7a6f8f; --ink:#cfc4e8; --ok:#5fce7a;
}
[data-theme="midnight"]{
  --bg:#08080f; --panel:#0c1020; --panel2:#12182c; --line:#1e2a52;
  --ink:#c4cce8; --dim:#6a7398;
}
[data-theme="amber"]{
  --bg:#16110c; --panel:#241810; --panel2:#2e2014; --line:#6a4a2a;
  --ink:#f0d8b0; --dim:#a08060;
}
[data-theme="map"]{
  --bg:#070d14; --panel:#0d1b2a; --panel2:#13273d; --line:#2174ad;
  --ink:#e0e8f0; --dim:#6888a4; --gold:#94be5a;
}
[data-theme="matrix"]{
  --bg:#050a05; --panel:#0b140b; --panel2:#101c10; --line:#1b4a1b;
  --ink:#80ff80; --dim:#3a8a3a; --gold:#5fce7a;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%;background:var(--bg);overflow:hidden;
  font-family:ui-monospace,Menlo,Consolas,monospace;color:var(--ink)}
#wrap{display:flex;flex-direction:column;height:100%}
#hdr{padding:6px 12px 8px;display:flex;flex-direction:column;gap:6px;flex-shrink:0;
  border-bottom:1px solid var(--line);background:linear-gradient(180deg,var(--panel) 0%,var(--bg) 100%)}
#hdr .row{display:flex;align-items:center;gap:8px;min-width:0}
#hdr .row.top{flex-wrap:nowrap}
#hdr .row.icons{justify-content:space-between;gap:10px;overflow-x:auto;overflow-y:hidden;
  flex-wrap:nowrap;max-height:none;scrollbar-width:thin}
#hdr .cluster{display:flex;align-items:center;gap:4px;flex-shrink:0}
#hdr .cluster + .cluster{padding-left:10px;border-left:1px solid var(--line)}
#hdr .dim{color:var(--dim)}
#hdr .mark{display:flex;align-items:center;gap:6px;font-weight:700;font-size:13px;flex-shrink:0;
  letter-spacing:0.04em}
#hdr .mark img{width:18px;height:18px;image-rendering:pixelated}
#hdr #rank{color:#9b6fd8;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0;font-size:12px}
#hdr #xpbar{display:inline-block;width:80px;height:8px;border:1px solid var(--line);
  background:var(--bg);vertical-align:middle;border-radius:2px;position:relative;flex-shrink:0}
#hdr #xpfill{display:block;height:100%;background:linear-gradient(90deg,#5fce7a,#e8c170,#9b6fd8);
  width:0%;transition:width .3s}
#hdr #count{color:var(--dim);white-space:nowrap;margin-left:auto;flex-shrink:0}
#hdr .btn{cursor:pointer;color:var(--ink);border:1px solid var(--line);
  border-radius:4px;padding:4px 9px;font-size:11px;background:var(--panel2);
  user-select:none;white-space:nowrap;line-height:1.3;font-family:inherit;
  appearance:none;-webkit-appearance:none}
#hdr .btn:hover{border-color:var(--gold);color:var(--gold)}
#hdr .btn:active{transform:translateY(1px)}
#hdr .btn.on,[aria-pressed="true"].btn{color:var(--ok);border-color:var(--ok);background:#1a2a22}
#hdr .btn[aria-expanded="true"]{color:var(--gold);border-color:var(--gold)}
#hdr #chips{display:flex;gap:4px;align-items:center;min-width:0;overflow:hidden}
#hdr #chips img{width:14px;height:14px}
canvas{flex:1;image-rendering:pixelated;width:100%;height:100%;background:#151022;min-height:0}
#toast{position:fixed;right:14px;bottom:14px;display:flex;flex-direction:column;
  gap:6px;z-index:5;max-width:300px;pointer-events:none}
#toast .card{background:var(--panel2);border:1px solid var(--gold);color:var(--gold);
  padding:8px 12px;font-size:12px;min-width:200px;box-shadow:0 4px 0 #151022;
  animation:slideIn .3s ease-out}
#toast .card b{display:block;color:#fff8e0}
#toast .card span{color:var(--dim);font-size:11px}
@keyframes slideIn{from{transform:translateX(120%)}to{transform:translateX(0)}}
@keyframes burst{0%{transform:scale(0.3);opacity:0}60%{transform:scale(1.15);opacity:1}100%{transform:scale(1);opacity:1}}
.sheet{display:none;position:fixed;inset:48px 16px 16px 16px;background:#1a1423f2;
  border:2px solid var(--line);color:var(--ink);padding:16px;overflow:auto;z-index:4;
  border-radius:4px;box-shadow:0 0 0 1px #000 inset}
.sheet h2{margin:0 0 10px;color:var(--gold);font-size:14px;letter-spacing:1px;
  display:flex;justify-content:space-between;align-items:center;padding-right:4px}
.sheet h2.sub{margin-top:18px;font-size:12px;color:var(--dim)}
.sheet .grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:8px}
.sheet .ach,.sheet .row{border:1px solid var(--line);padding:8px;background:var(--panel2)}
.sheet .ach.have{border-color:var(--ok)}
.sheet .ach.locked{opacity:.55}
.sheet .n{color:var(--gold);font-size:12px}
.sheet .h{color:var(--dim);font-size:11px;margin-top:3px}
.sheet p{font-size:12px;line-height:1.55;color:var(--ink);max-width:62ch}
.sheet code{color:var(--gold);background:#151022;padding:1px 4px;border-radius:2px}
.sheet a{color:#4fa4d8;text-decoration:underline}
.kv{display:flex;justify-content:space-between;gap:12px;font-size:12px;
  padding:4px 0;border-bottom:1px solid #2a2138;align-items:baseline}
.kv b{color:var(--gold)}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:3px;overflow:hidden}
.seg span{padding:2px 10px;font-size:11px;cursor:pointer;color:var(--dim);
  border-right:1px solid var(--line);user-select:none}
.seg span:last-child{border-right:0}
.seg span.on{background:var(--panel2);color:var(--gold)}
.seg span.locked{opacity:.4;cursor:not-allowed;text-decoration:line-through}
input.txt{background:var(--panel2);border:1px solid var(--line);color:var(--ink);
  padding:3px 6px;font-size:11px;border-radius:3px;font-family:inherit}
.swatch{width:18px;height:18px;border:1px solid var(--line);display:inline-block;
  vertical-align:middle;margin-right:6px;border-radius:2px;cursor:pointer}
.row{display:flex;gap:6px;align-items:center;padding:6px 8px;border-bottom:1px solid #2a2138}
.row:last-child{border-bottom:0}

.sheet .x{color:#7a6f8f;font-weight:normal;font-size:16px;padding:0 6px;line-height:1;cursor:pointer;
  background:none;border:0;font-family:inherit}
.sheet .x:hover{color:#e8c170}
.sheet .btn{cursor:pointer;color:var(--ink);border:1px solid var(--line);border-radius:4px;
  padding:3px 8px;font-size:11px;background:var(--panel2);font-family:inherit}
.sheet .btn.on{color:var(--ok);border-color:var(--ok)}

#wrap,#toast{position:relative;z-index:1}
.sheet{z-index:4}

@media (max-width: 720px){
  #hdr{padding:4px 6px}
  #hdr .btn{padding:3px 6px;font-size:10px}
  #hdr .row.top{gap:6px}
  #hdr .cluster + .cluster{padding-left:6px}
  .sheet{inset:64px 6px 6px 6px;padding:10px}
  canvas{image-rendering:pixelated}
}

@media (max-width: 480px){
  #hdr .btn{font-size:10px}
}

@media (prefers-reduced-motion: reduce){
  #toast .card{animation:none}
  canvas{image-rendering:pixelated}
}

:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}