:root{--bg: #0b0a14;--bg2: #10101d;--card: #16162a;--card2: #1d1d36;--line: #2c2c4c;--ink: #ecebf8;--mut: #9d9ac6;--dim: #676393;--indigo: #818cf8;--indigo2: #6366f1;--cyan: #22d3ee;--amber: #fbbf24;--green: #34d399;--red: #fb7185}*{box-sizing:border-box}html,body,#root{margin:0;padding:0}body{background:radial-gradient(1100px 560px at 82% -10%,#1e1c44 0%,var(--bg) 55%);color:var(--ink);font:15px/1.55 ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;min-height:100vh}a{color:var(--cyan);text-decoration:none}a:hover{text-decoration:underline}code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.9em;color:#c7d2fe}.mut{color:var(--mut)}.sm{font-size:12px}.wrap{max-width:1080px;margin:0 auto;padding:26px 20px 60px}header{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}h1{font-size:24px;margin:0;letter-spacing:-.4px;display:flex;align-items:center;gap:10px}h1 .logo{color:var(--indigo);font-size:22px}.ghbtn{border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:10px;padding:8px 14px;font-size:13px;white-space:nowrap}.ghbtn:hover{border-color:var(--indigo2);text-decoration:none}.sub{color:var(--mut);margin:8px 0 22px;max-width:840px}.sub b{color:var(--ink)}.card{background:linear-gradient(180deg,var(--card),var(--bg2));border:1px solid var(--line);border-radius:14px;padding:16px}.card h2{font-size:12px;text-transform:uppercase;letter-spacing:.07em;color:var(--dim);font-family:ui-monospace,monospace;margin:0 0 12px}.board{display:grid;grid-template-columns:1fr 330px;gap:16px;align-items:start}@media(max-width:820px){.board{grid-template-columns:1fr}}.chips{display:flex;gap:8px;flex-wrap:wrap}.chip{display:inline-flex;align-items:center;gap:7px;font-family:ui-monospace,monospace;font-size:13px;padding:8px 14px;border-radius:10px;border:1px solid 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var(--line);border-radius:8px;padding:6px 14px;font-size:13px}button{border:1px solid var(--line);background:var(--card2);color:var(--ink);border-radius:9px;padding:8px 15px;font:inherit;font-size:13px;cursor:pointer}button:hover:not(:disabled){border-color:var(--indigo2)}button.primary{border:0;background:linear-gradient(180deg,var(--indigo),var(--indigo2));color:#0a0820;font-weight:800}.spin{width:13px;height:13px;border:2px solid rgba(255,255,255,.2);border-top-color:var(--amber);border-radius:50%;display:inline-block;animation:spin .7s linear infinite}.spin.big{width:26px;height:26px;border-width:3px}@keyframes spin{to{transform:rotate(360deg)}}.simrow{display:flex;gap:10px;margin-top:14px}.sim{background:linear-gradient(180deg,#22d3ee,#0ea5e9);border:0;color:#04121f;font-weight:800}.reset{color:var(--mut)}.side .hint{color:var(--mut);font-size:12px;margin:-4px 0 12px;line-height:1.5}.side .hint 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7px;border-radius:5px;background:#1a1a2e;color:var(--mut)}.tstate.idle{color:var(--mut)}.tstate.loading{color:var(--amber)}.tstate.success{color:var(--green)}.tstate.error{color:var(--red)}.tact{color:var(--dim)}.lower{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:16px}@media(max-width:820px){.lower{grid-template-columns:1fr}}.log{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12px;line-height:1.8;min-height:120px}.logline{color:var(--mut)}.logline.ign{color:var(--red);opacity:.75}.code{background:#08060f;border:1px solid var(--line);border-radius:12px;padding:13px 15px;margin:0;overflow-x:auto;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:11.5px;line-height:1.6;color:#d7dcf5;white-space:pre}.code .hl{color:var(--amber);font-weight:700}.code .cmt{color:var(--dim)}footer{margin-top:26px;color:var(--dim);font-size:12.5px;text-align:center;border-top:1px solid var(--line);padding-top:18px}footer code{color:var(--mut)}