/* ===== NEON 引擎 · 共享视觉主题 ===== */
:root{
  --ng-bg:#07060f;
  --ng-pink:#ff2d95;
  --ng-cyan:#00e6ff;
  --ng-cyan-lt:#7af5ff;
  --ng-gold:#ffd23f;
  --ng-purple:#b14dff;
  --ng-text:#e8e9ff;
  --ng-dim:#9aa3d8;
  --ng-line:#2c2b52;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  font-family:"Segoe UI",system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  background:
    radial-gradient(1200px 700px at 50% -10%, #241a4d 0%, transparent 60%),
    radial-gradient(900px 600px at 90% 110%, #0d3b4a 0%, transparent 55%),
    var(--ng-bg);
  color:var(--ng-text);
  min-height:100vh;
  -webkit-font-smoothing:antialiased;
}
.ng-wrap{max-width:820px;margin:0 auto;padding:22px 16px 60px;}
.ng-topbar{display:flex;align-items:center;gap:12px;margin-bottom:12px;flex-wrap:wrap;}
.ng-title{font-weight:900;font-size:clamp(20px,4vw,30px);letter-spacing:3px;color:#fff;
  text-shadow:0 0 6px #fff,0 0 18px var(--ng-pink),0 0 40px var(--ng-pink);}
.ng-title span{color:var(--ng-cyan-lt);text-shadow:0 0 6px #fff,0 0 18px var(--ng-cyan),0 0 40px var(--ng-cyan);}
.ng-home{margin-left:auto;color:var(--ng-cyan-lt);text-decoration:none;font-size:13px;border:1px solid var(--ng-line);padding:6px 12px;border-radius:10px;}
.ng-home:hover{border-color:var(--ng-cyan-lt);box-shadow:0 0 16px rgba(0,230,255,.3);}
.ng-mute{margin-left:8px;cursor:pointer;border:1px solid var(--ng-line);background:transparent;color:var(--ng-dim);
  padding:6px 10px;border-radius:10px;font-size:13px;}
.ng-mute:hover{border-color:var(--ng-cyan-lt);color:var(--ng-cyan-lt);}
.ng-hud{display:flex;gap:10px;flex-wrap:wrap;margin:10px 0 14px;}
.ng-stat{flex:1 1 120px;background:linear-gradient(180deg,rgba(27,27,54,.9),rgba(20,20,42,.9));
  border:1px solid var(--ng-line);border-radius:12px;padding:10px 12px;}
.ng-stat .k{font-size:11px;color:var(--ng-dim);letter-spacing:1px;}
.ng-stat .v{font-size:22px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums;}
.ng-combo{color:var(--ng-gold)!important;text-shadow:0 0 14px rgba(255,210,63,.7);}
.ng-stage{position:relative;display:flex;justify-content:center;}
.ng-canvas{background:#0a0814;border:1px solid var(--ng-line);border-radius:14px;
  box-shadow:0 0 30px rgba(177,77,255,.25), inset 0 0 30px rgba(0,230,255,.06);max-width:100%;touch-action:none;display:block;}
.ng-btn{cursor:pointer;border:1px solid var(--ng-cyan-lt);background:rgba(0,230,255,.08);color:var(--ng-cyan-lt);
  padding:10px 18px;border-radius:12px;font-weight:700;letter-spacing:1px;transition:.15s;}
.ng-btn:hover{box-shadow:0 0 18px rgba(0,230,255,.4);background:rgba(0,230,255,.16);}
.ng-btn.gold{border-color:var(--ng-gold);color:var(--ng-gold);background:rgba(255,210,63,.08);}
.ng-btn.gold:hover{box-shadow:0 0 18px rgba(255,210,63,.4);}
.ng-actions{display:flex;gap:10px;margin-top:14px;flex-wrap:wrap;justify-content:center;}
.ng-overlay{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;
  background:rgba(7,6,15,.82);border-radius:14px;text-align:center;padding:24px;gap:14px;backdrop-filter:blur(3px);}
.ng-overlay h2{margin:0;font-size:28px;letter-spacing:2px;color:#fff;text-shadow:0 0 12px var(--ng-pink);}
.ng-overlay p{margin:0;color:var(--ng-dim);max-width:340px;line-height:1.7;}
.ng-overlay[hidden]{display:none;}
.ng-toast{position:fixed;top:18px;left:50%;transform:translateX(-50%) translateY(-140%);
  background:linear-gradient(180deg,rgba(27,27,54,.96),rgba(20,20,42,.96));border:1px solid var(--ng-gold);
  border-radius:14px;padding:12px 18px;display:flex;align-items:center;gap:12px;z-index:50;
  box-shadow:0 0 26px rgba(255,210,63,.35);transition:transform .35s cubic-bezier(.2,1.4,.4,1);max-width:90vw;}
.ng-toast.show{transform:translateX(-50%) translateY(0);}
.ng-toast .ic{font-size:26px;}
.ng-toast .tx b{display:block;color:var(--ng-gold);font-size:14px;letter-spacing:1px;}
.ng-toast .tx span{font-size:12px;color:var(--ng-dim);}
.ng-board{margin-top:18px;background:rgba(255,255,255,.03);border:1px solid var(--ng-line);border-radius:14px;padding:14px 16px;}
.ng-board h3{margin:0 0 10px;font-size:15px;letter-spacing:2px;color:var(--ng-cyan-lt);}
.ng-row{display:flex;align-items:center;gap:10px;padding:7px 8px;border-radius:9px;}
.ng-row+.ng-row{margin-top:2px;}
.ng-row .rk{width:26px;text-align:center;color:var(--ng-dim);font-weight:800;font-variant-numeric:tabular-nums;}
.ng-row .nm{flex:1;color:var(--ng-text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.ng-row .sc{color:#fff;font-weight:800;font-variant-numeric:tabular-nums;}
.ng-row.me{background:rgba(255,210,63,.18)!important;color:var(--ng-gold)!important;font-weight:800;box-shadow:inset 3px 0 0 var(--ng-gold);}
.ng-row.me .nm,.ng-row.me .sc{color:var(--ng-gold)!important;}
.ng-you{display:inline-block;margin-left:6px;padding:0 6px;border-radius:6px;background:var(--ng-gold);color:#1a1530;font-size:11px;font-weight:800;line-height:1.7;vertical-align:middle;}
.ng-meta{font-size:11px;color:var(--ng-dim);margin-right:6px;}
.ng-hint{color:var(--ng-dim);font-size:12px;text-align:center;margin-top:12px;line-height:1.8;}
.ng-ach{margin-top:16px;}
.ng-ach h3{margin:0 0 10px;font-size:14px;letter-spacing:2px;color:var(--ng-gold);}
.ng-badge-item{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:10px;background:rgba(255,255,255,.03);opacity:.5;margin-bottom:6px;}
.ng-badge-item.on{opacity:1;border:1px solid rgba(255,210,63,.4);background:rgba(255,210,63,.08);}
.ng-badge-item .ic{font-size:20px;}
.ng-badge-item b{display:block;font-size:13px;color:var(--ng-text);}
.ng-badge-item span{font-size:11px;color:var(--ng-dim);}