:root{--bg: #f4f6fb;--panel: #fff;--ink: #1e2437;--ink2: #5a6479;--ink3: #8b93a7;--line: #e6e9f2;--line2: #eef1f7;--brand: #3a4ff2;--brandInk: #2536c8;--brandSoft: #eef0ff;--ok: #12a150;--okSoft: #e6f6ec;--warn: #c8811a;--warnSoft: #fdf3e2;--danger: #d64545;--dangerSoft: #fbeaea}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;font-size:14px}a{color:inherit;text-decoration:none}button{font-family:inherit}.btn{border:1px solid var(--line);background:var(--panel);color:var(--ink);padding:7px 13px;border-radius:8px;cursor:pointer;font-size:13px;font-weight:600}.btn:hover{border-color:var(--ink3)}.btn.pri{background:var(--brand);border-color:var(--brand);color:#fff}.btn.pri:hover{background:var(--brandInk)}.btn.sm{padding:5px 10px;font-size:12px}.btn:disabled{opacity:.5;cursor:not-allowed}.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;box-shadow:0 1px 2px #141c360a,0 8px 24px #141c360d}.pad{padding:16px 18px}.tag{display:inline-flex;align-items:center;font-size:12px;font-weight:700;padding:2px 9px;border-radius:20px}.tag.brand{background:var(--brandSoft);color:var(--brandInk)}.tag.ok{background:var(--okSoft);color:var(--ok)}.tag.warn{background:var(--warnSoft);color:var(--warn)}.tag.gray{background:var(--line2);color:var(--ink2)}.muted{color:var(--ink3)}table{width:100%;border-collapse:collapse}th{text-align:left;color:var(--ink3);font-weight:700;font-size:11.5px;padding:10px 12px;border-bottom:1px solid var(--line)}td{padding:12px;border-bottom:1px solid var(--line2)}tr.clk{cursor:pointer}tr.clk:hover td{background:var(--brandSoft)}.grade{width:24px;height:24px;border-radius:7px;color:#fff;font-weight:800;display:inline-grid;place-items:center;font-size:12px}.g-S{background:#7b3ff2}.g-A{background:#2b8ac6}.g-B{background:#12a150}.g-C{background:#8b93a7}input,select{border:1px solid var(--line);border-radius:8px;padding:8px 10px;font-size:13px;font-family:inherit;width:100%}input:focus,select:focus{outline:0;border-color:var(--brand)}label{display:block;font-size:12.5px;font-weight:700;color:var(--ink2);margin-bottom:4px}.app{display:grid;grid-template-columns:210px 1fr;min-height:100vh}.side{background:var(--panel);border-right:1px solid var(--line);padding:14px 10px;position:sticky;top:0;height:100vh;overflow-y:auto;align-self:start}.nav-grp{color:#9aa1b3;font-size:11px;font-weight:700;letter-spacing:.6px;padding:14px 12px 6px;text-transform:none}.brand{display:flex;align-items:center;gap:8px;padding:4px 10px 14px;font-weight:800}.brand .mark{width:26px;height:26px;border-radius:7px;background:linear-gradient(135deg,var(--brand),#6a7bff);color:#fff;display:grid;place-items:center;font-size:12px}.nav{display:block;padding:9px 12px;border-radius:8px;color:var(--ink2);font-weight:600;font-size:13.5px;cursor:pointer;margin-bottom:2px}.nav:hover{background:var(--line2)}.nav.on{background:var(--brandSoft);color:var(--brandInk)}.main{padding:20px 26px 60px;overflow:auto}.topbar{display:flex;align-items:center;gap:12px;margin-bottom:18px}.spacer{flex:1}h1{font-size:20px;margin:0 0 2px}.sub{color:var(--ink2);font-size:13px;margin:0 0 16px}.center{min-height:100vh;display:grid;place-items:center}.field{display:flex;justify-content:space-between;gap:12px;padding:8px 0;border-bottom:1px dashed var(--line2);font-size:13px}.field:last-child{border-bottom:0}.field .k{color:var(--ink2)}.field .v{font-weight:600}.err{background:var(--dangerSoft);color:var(--danger);padding:8px 12px;border-radius:8px;font-size:13px}.gate{background:var(--warnSoft);border:1px solid #f0dcb4;border-radius:10px;padding:12px 14px;font-size:12.5px;color:#8a6316}.chk{display:flex;align-items:center;gap:10px;padding:10px 4px;border-bottom:1px solid var(--line2)}.box{width:18px;height:18px;border-radius:5px;border:2px solid var(--line);cursor:pointer;display:grid;place-items:center;color:#fff;font-size:11px}.box.done{background:var(--ok);border-color:var(--ok)}.stepper{display:flex;gap:6px;overflow-x:auto}.step{flex:1;min-width:96px;text-align:center;padding:10px 6px;border-radius:8px;cursor:pointer;border:1px solid var(--line);font-size:12px}.step.done{background:var(--okSoft);border-color:#bfe6cd;color:var(--ok)}.step.cur{background:var(--brandSoft);border-color:#c3ccff;color:var(--brandInk);font-weight:700}