:root{--lx-line:#eef2f7;--lx-soft:#fbfcfe;--lx-hover:#fafbfd;--lx-head:#f8fafd;--lx-pink-1:rgba(208,50,125,.04);--lx-pink-2:rgba(208,50,125,.055);--lx-pink-solid:#fdf3f8;--lx-pink-line:#e9a9c7;--lx-amber-bg:#fff4e0;--lx-amber-ink:#9a5b00;--lx-green-line:#b7e4cb;--lx-chip:#f2f5fa;--lx-seg-dark:#8a97ad}html[data-theme=dark]{--lx-line:#27344e;--lx-soft:#1a2339;--lx-hover:#222d47;--lx-head:#1a2339;--lx-pink-1:rgba(239,90,160,.07);--lx-pink-2:rgba(239,90,160,.1);--lx-pink-solid:#2b2743;--lx-pink-line:rgba(239,90,160,.45);--lx-amber-bg:rgba(240,180,90,.14);--lx-amber-ink:#f0b45a;--lx-green-line:rgba(52,211,153,.4);--lx-chip:#27344e;--lx-seg-dark:#5d6b83}.lx{padding:26px 0 70px}.lx-wrap{max-width:1120px}.lx-crumb{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--muted)}.lx-crumb a{color:var(--muted);font-weight:500;text-decoration:none}.lx-crumb a:hover{color:var(--primary-deep)}.lx-here{color:var(--ink);font-weight:600}.lx-cols{display:grid;grid-template-columns:minmax(0,1fr) 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a:hover{border-color:var(--primary)}.lx-next-k{font-size:11.5px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--muted)}.lx-next-k.pink{color:var(--primary-deep)}.lx-next-t{font-weight:600;margin-top:4px;line-height:1.35;font-size:14.5px}@media (max-width:960px){.lx-cols{grid-template-columns:minmax(0,1fr)}.lx-rail{display:none}.lx-art{max-width:none}}@media (max-width:640px){.lx-art h1{font-size:29px}.lx-art .tool-lead{font-size:16px}.lx-next-grid{grid-template-columns:minmax(0,1fr)}.guide-short{padding:16px 16px 6px}}.lbx{background:var(--panel);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow);margin:0 0 24px;overflow:hidden}.tool-article .lbx{margin:22px 0 26px}.lbx-h{display:flex;align-items:center;gap:10px;padding:13px 18px;border-bottom:1px solid var(--border);flex-wrap:wrap}.lbx-dot{width:8px;height:8px;border-radius:50%;background:var(--up);box-shadow:0 0 0 4px var(--up-soft);flex:0 0 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