:root{--bg:#0a1217;--bg-card:#111b22;--bg-hover:#162029;--border:#1e2d38;--text:#e2e8f0;--text-muted:#94a3b8;--accent:#4fd1c5;--accent-dim:#4fd1c526;--danger:#f87171;--success:#4ade80;--warning:#fbbf24;--radius:8px;--sidebar-w:220px}*,:before,:after{box-sizing:border-box}html,body,#app{background:var(--bg);min-height:100vh;color:var(--text);margin:0;font-family:Segoe UI,system-ui,-apple-system,sans-serif}a{color:var(--accent);text-decoration:none}button,input,select,textarea{font:inherit}.btn{border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-card);color:var(--text);cursor:pointer;justify-content:center;align-items:center;gap:6px;padding:8px 16px;transition:background .15s,border-color .15s;display:inline-flex}.btn:hover:not(:disabled){background:var(--bg-hover);border-color:var(--accent)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent);border-color:var(--accent);color:#0a1217;font-weight:600}.btn-primary:hover:not(:disabled){background:#38b2ac;border-color:#38b2ac}.btn-danger{border-color:var(--danger);color:var(--danger)}.btn-sm{padding:4px 10px;font-size:13px}.input,.select,.textarea{border:1px solid var(--border);border-radius:var(--radius);background:var(--bg);width:100%;color:var(--text);outline:none;padding:10px 12px}.input:focus,.select:focus,.textarea:focus{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-dim)}.textarea{resize:vertical;min-height:96px}.label{color:var(--text-muted);margin-bottom:6px;font-size:13px;display:block}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:14px}th,td{text-align:left;border-bottom:1px solid var(--border);padding:12px 14px}th{color:var(--text-muted);font-size:13px;font-weight:500}tr:hover td{background:var(--bg-hover)}.badge{border-radius:999px;padding:2px 8px;font-size:12px;font-weight:500;display:inline-block}.badge-pending{color:var(--warning);background:#fbbf2426}.badge-checking{color:var(--accent);background:#4fd1c526}.badge-done{color:var(--success);background:#4ade8026}.page-title{margin:0 0 20px;font-size:20px;font-weight:600}.form-row{margin-bottom:16px}.form-grid{grid-template-columns:1fr 1fr;gap:16px;display:grid}@media (width<=640px){.form-grid{grid-template-columns:1fr}}.modal-mask{z-index:1000;background:#000000a6;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.modal{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);width:100%;max-width:720px;max-height:90vh;padding:24px;overflow-y:auto}.modal-header{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.modal-title{margin:0;font-size:18px}.modal-actions{border-top:1px solid var(--border);justify-content:flex-end;gap:10px;margin-top:24px;padding-top:16px;display:flex}.empty{text-align:center;color:var(--text-muted);padding:40px}.toolbar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;display:flex}