:root{--ink:#101418;--muted:#5b6671;--line:#d9e0e6;--paper:#fbfcf8;--panel:#ffffff;--accent:#0d7f71;--accent2:#e3ff73;--danger:#b42318;--shadow:0 24px 80px rgba(16,20,24,.12)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 20% 0%,#e8fff8 0,#fbfcf8 34%,#f6f1e8 100%);color:var(--ink);font-family:"Aptos","Segoe UI",system-ui,sans-serif;letter-spacing:0}.shell{max-width:1180px;margin:0 auto;padding:22px}.topbar{height:58px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(16,20,24,.08)}.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-weight:800;text-decoration:none;font-size:22px}.mark{display:grid;place-items:center;width:34px;height:34px;border:1px solid var(--ink);background:var(--accent2);box-shadow:4px 4px 0 var(--ink)}.top-actions{display:flex;align-items:center;gap:18px}.top-actions a{color:var(--muted);font-weight:700;text-decoration:none}select,input,button{font:inherit}select,input{border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:8px}.top-actions select{padding:8px 10px}.workspace{display:grid;grid-template-columns:minmax(0,1fr) minmax(360px,.82fr);gap:22px;min-height:calc(100vh - 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