:root{--bg:#1A1D21;--surface:#22262C;--surface-2:#1E2227;--line:#2F343B;--line-bright:#3E444D;--fg:#F8F9FA;--muted:#9AA3AF;--accent:#CFA161;--accent-dim:#B8894C;--warn:#fbbf24;--bad:#f87171;--ok:#4ade80;--info:#60a5fa;--radius:8px}*{box-sizing:border-box}html{color-scheme:dark}body{margin:0;background:var(--bg);color:var(--fg);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5;font-size:14px}a{color:var(--accent)}h1{letter-spacing:-.02em;font-size:22px;margin:0 0 6px}h2{font-size:16px;margin:0 0 10px;letter-spacing:-.01em}h3{font-size:14px;margin:14px 0 6px;color:var(--fg)}p{margin:0 0 10px}label{display:block;font-size:12.5px;color:var(--muted);margin:12px 0 4px}input,textarea,select{width:100%;background:var(--bg);border:1px solid var(--line);color:var(--fg);padding:9px 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var(--line-bright);border-radius:10px;padding:20px;width:min(640px,100%);max-height:90vh;overflow:auto}.chart{width:100%;height:auto;display:block}.chart-tip{position:absolute;pointer-events:none;background:var(--surface);border:1px solid var(--line-bright);border-radius:6px;padding:6px 9px;font-size:12px;white-space:nowrap;z-index:5}.legend{display:flex;gap:14px;flex-wrap:wrap;font-size:12px;color:var(--muted);margin:6px 0}.legend i{display:inline-block;width:10px;height:10px;border-radius:2px;margin-right:6px;vertical-align:-1px}.sortable{list-style:none;padding:0;margin:0}.sortable li{display:flex;gap:8px;align-items:center;padding:6px 0;border-bottom:1px solid var(--line)}.wrap{max-width:720px;margin:0 auto;padding:48px 20px}.center{text-align:center}@media(max-width:900px){.app{grid-template-columns:1fr}.side{border-right:0;border-bottom:1px solid var(--line)}.savebar{left:0}.split{grid-template-columns:1fr}.preview-wrap{position:static}.main{padding:16px 14px 90px}}