body{margin:0}button,input{font:inherit}:root{--bg:#080a07;--surface:#0f120d;--surface-hi:#141811;--grid:#4cff800b;--border:#1d2619;--border-soft:#151c12;--text:#d8e0d4;--text-dim:#6b7a65;--text-faint:#465043;--accent:#4cff80;--accent-soft:#4cff8026;--accent-glow:#4cff8073;--accent-dim:#2a7a43;--danger:#ff6a6a;--font-led:"VT323", "Courier New", monospace;--font-mono:"IBM Plex Mono", ui-monospace, "SFMono-Regular", "Menlo", "Consolas", monospace;--font-zh:"PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;color:var(--text);background:var(--bg);font-size:14px;font-family:var(--font-mono), var(--font-zh)}[data-theme=light]{--bg:#ebe4d2;--surface:#f5efdd;--surface-hi:#ede6d1;--grid:#1e783c0f;--border:#c9bfa3;--border-soft:#d9cfb3;--text:#2a2418;--text-dim:#6b5f48;--text-faint:#9a8f75;--accent:#1f8f46;--accent-soft:#1f8f4621;--accent-glow:#1f8f4659;--accent-dim:#4fb06e;--danger:#c84a3a;color:var(--text);background:var(--bg)}[data-theme=light] 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var(--border);color:var(--text-dim);cursor:pointer;letter-spacing:1px;background:0 0;border-radius:4px;padding:5px 10px;font-size:11px}.btn-ghost:hover{color:var(--text);border-color:var(--accent-dim)}.ncm-logged{background:var(--surface-hi);border:1px solid var(--border);border-radius:6px;align-items:center;gap:12px;padding:10px;display:flex}.ncm-avatar{object-fit:cover;border-radius:50%;width:36px;height:36px}.ncm-nickname{color:var(--text);font-size:13px;font-weight:500}.ncm-qr{background:var(--surface-hi);border:1px solid var(--border);border-radius:6px;align-items:center;gap:14px;padding:10px;display:flex}.ncm-qr img{background:#fff;border-radius:4px;width:120px;height:120px;padding:4px}.ncm-qr-tip{color:var(--text-dim);flex:1;font-size:12px;line-height:1.6}.library-picker{margin-top:10px}.lp-head{letter-spacing:2px;color:var(--text-dim);text-transform:uppercase;justify-content:space-between;align-items:center;margin-bottom:6px;font-size:11px;display:flex}.lp-list{border:1px solid var(--border);background:var(--surface-hi);border-radius:6px;max-height:220px;overflow-y:auto}.lp-item{cursor:pointer;border-bottom:1px solid var(--border-soft);grid-template-columns:auto 32px 1fr auto;align-items:center;gap:10px;margin-bottom:0;padding:7px 10px;font-size:12px;display:grid}.lp-item:last-child{border-bottom:none}.lp-item:hover{background:var(--surface)}.lp-item 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