:root{--bg:#f4f5f1;--paper:#fff;--ink:#17211d;--muted:#768078;--line:#e4e8e1;--green:#24684f;--mint:#e5f2eb;--blue:#315f9c;--amber:#a36216;--red:#b64d43;--shadow:0 15px 45px rgba(31,50,40,.08)}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,"Segoe UI","Microsoft YaHei",sans-serif}.stage-banner{height:34px;background:#173e31;color:#dff4e9;display:flex;align-items:center;justify-content:center;gap:9px;font-size:12px;letter-spacing:.04em}.stage-banner span{width:7px;height:7px;border-radius:50%;background:#68d79f;box-shadow:0 0 0 5px rgba(104,215,159,.12)}.shell{min-height:calc(100vh - 34px);display:grid;grid-template-columns:238px 1fr}.sidebar{background:#15241e;color:#e8f0eb;padding:28px 18px 20px;display:flex;flex-direction:column;position:sticky;top:0;height:calc(100vh - 34px)}.brand{display:flex;align-items:center;gap:12px;padding:0 9px 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