*{margin:0;padding:0;box-sizing:border-box}
:root{--bg:#0f172a;--sf:#1e293b;--sf2:#334155;--tx:#f1f5f9;--tx2:#94a3b8;--ac:#10b981;--ac2:#06d6a0;--bd:#475569;--r:10px;--err:#ef4444;--wrn:#f59e0b}
[data-theme="light"]{--bg:#f0fdf4;--sf:#fff;--sf2:#e2e8f0;--tx:#0f172a;--tx2:#64748b;--bd:#cbd5e1}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;background:var(--bg);color:var(--tx);min-height:100vh}
.ctr{max-width:1280px;margin:0 auto;padding:16px}
header{display:flex;justify-content:space-between;align-items:center;padding:10px 0;flex-wrap:wrap;gap:8px}
h1{font-size:1.4rem;background:linear-gradient(135deg,var(--ac),var(--ac2));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.ha{display:flex;gap:6px;align-items:center}
.ha button,.ha select{background:var(--sf);border:1px solid var(--bd);color:var(--tx);padding:5px 10px;border-radius:8px;cursor:pointer;font-size:.82rem}
.ha button:hover{background:var(--sf2)}
.pnl{background:var(--sf);border-radius:var(--r);padding:14px;box-shadow:0 2px 12px rgba(0,0,0,.15);margin-top:12px}
.pt{font-size:.85rem;font-weight:700;color:var(--tx2);margin-bottom:8px;display:flex;justify-content:space-between;align-items:center}
.btn{padding:4px 8px;border:none;border-radius:6px;cursor:pointer;font-size:.76rem;font-weight:600}
.bs{background:var(--sf2);color:var(--tx);border:1px solid var(--bd)}
.rr{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.rd{font-size:1.6rem;color:var(--ac);font-weight:700;font-family:monospace}
#ri{flex:1;min-width:200px;padding:9px 12px;background:var(--sf2);border:2px solid var(--bd);color:var(--tx);border-radius:8px;font-size:1rem;font-family:'SF Mono',Consolas,monospace;outline:none}
#ri:focus{border-color:var(--ac)}
#ri.err{border-color:var(--err)}
#fi{width:70px;padding:9px 8px;background:var(--sf2);border:2px solid var(--bd);color:var(--tx);border-radius:8px;font-size:1rem;font-family:'SF Mono',Consolas,monospace;outline:none;text-align:center}
.fr{display:flex;gap:4px;flex-wrap:wrap;margin-top:8px}
.fb{padding:3px 8px;border:1px solid var(--bd);background:transparent;color:var(--tx2);border-radius:6px;cursor:pointer;font-size:.76rem;font-family:monospace;transition:all .15s}
.fb.on{background:var(--ac);color:#fff;border-color:var(--ac)}
.em{color:var(--err);font-size:.8rem;margin-top:6px}
.wm{color:var(--wrn);font-size:.8rem;margin-top:4px}
.pb{margin-top:10px;display:flex;flex-wrap:wrap;gap:4px;align-items:center}
.pb .lb{font-size:.8rem;color:var(--tx2)}
.pp{padding:3px 8px;background:var(--sf);border:1px solid var(--bd);color:var(--tx);border-radius:6px;cursor:pointer;font-size:.74rem;transition:all .15s}
.pp:hover{border-color:var(--ac);background:var(--sf2)}
.pc{background:var(--ac)!important;color:#fff!important;border-color:var(--ac)!important;cursor:default!important;font-weight:600}
.mg{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:12px}
@media(max-width:800px){.mg{grid-template-columns:1fr}}
#ts{width:100%;min-height:200px;padding:10px;background:var(--sf2);border:1px solid var(--bd);color:var(--tx);border-radius:8px;font-size:.88rem;font-family:'SF Mono',Consolas,monospace;resize:vertical;outline:none;line-height:1.7}
.mdi{padding:10px;background:var(--sf2);border-radius:8px;min-height:200px;font-size:.88rem;line-height:1.7;overflow:auto;white-space:pre-wrap;word-break:break-all;font-family:'SF Mono',Consolas,monospace}
.mh{border-radius:3px;padding:0 1px}
.c0{background:rgba(251,191,36,.22);outline:1px solid rgba(251,191,36,.5)}
.c1{background:rgba(99,102,241,.22);outline:1px solid rgba(99,102,241,.5)}
.c2{background:rgba(236,72,153,.22);outline:1px solid rgba(236,72,153,.5)}
.c3{background:rgba(6,182,212,.22);outline:1px solid rgba(6,182,212,.5)}
.c4{background:rgba(249,115,22,.22);outline:1px solid rgba(249,115,22,.5)}
.c5{background:rgba(139,92,246,.22);outline:1px solid rgba(139,92,246,.5)}
.sro{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.st{background:var(--sf);border-radius:8px;padding:6px 12px;text-align:center}
.sv{font-size:1.2rem;font-weight:700;color:var(--ac)}
.sl{font-size:.7rem;color:var(--tx2)}
.gt{width:100%;border-collapse:collapse;font-size:.78rem;font-family:'SF Mono',Consolas,monospace}
.gt th,.gt td{padding:4px 8px;border:1px solid var(--bd);text-align:left}
.gt th{background:var(--sf2);color:var(--tx2)}
.mi{padding:6px 8px;background:var(--sf2);border-radius:6px;margin-bottom:4px;font-size:.78rem;font-family:'SF Mono',Consolas,monospace}
.mi b{color:var(--ac)}
.rpi{width:100%;padding:8px 10px;background:var(--sf2);border:1px solid var(--bd);color:var(--tx);border-radius:8px;font-family:'SF Mono',Consolas,monospace;font-size:.86rem;outline:none;margin-bottom:8px}
#rres{padding:10px;background:var(--sf2);border-radius:8px;font-size:.86rem;white-space:pre-wrap;word-break:break-all;min-height:36px;font-family:'SF Mono',Consolas,monospace}
.vc{background:var(--sf2);border-radius:8px;overflow-x:auto;padding:12px;min-height:60px}
.cs{margin-top:14px;background:var(--sf);border-radius:var(--r)}
.cs summary{cursor:pointer;font-weight:700;font-size:.92rem;padding:12px;list-style:none}
.cbo{padding:0 12px 12px}
.cgg{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:8px}
.cc{background:var(--sf2);border-radius:8px;padding:10px}
.cc h4{font-size:.78rem;color:var(--ac);margin-bottom:4px}
.ccr{display:flex;gap:6px;margin:2px 0;font-size:.74rem;align-items:baseline}
.ccr code{background:var(--bg);padding:1px 4px;border-radius:3px;font-size:.72rem;white-space:nowrap;font-family:'SF Mono',Consolas,monospace}
.ccr .d{color:var(--tx2);flex:1}
.da{text-align:center;padding:14px;background:var(--sf);border-radius:var(--r);max-width:300px;margin:14px auto}
.da img{max-width:130px;border-radius:8px;margin-top:6px}
footer{text-align:center;padding:20px 0 10px;color:var(--tx2);font-size:.76rem}
.toast{position:fixed;top:14px;left:50%;transform:translateX(-50%);background:#22c55e;color:#fff;padding:8px 18px;border-radius:8px;font-weight:600;font-size:.82rem;opacity:0;transition:opacity .3s;pointer-events:none;z-index:999}
.toast.show{opacity:1}
.seo{max-width:800px;margin:20px auto 0;color:var(--tx2);font-size:.82rem;line-height:1.7}
.seo h2{color:var(--tx);font-size:1.1rem;margin-bottom:6px}
.seo ul{padding-left:1.5rem;margin:6px 0}
.brow{display:flex;gap:8px;margin-top:14px;justify-content:center}
.brow a{padding:5px 12px;border-radius:8px;text-decoration:none;font-size:.8rem;font-weight:600;color:#fff}
.tw{background:#1da1f2}
.wbb{background:#e6162d}