*,:after,:before{box-sizing:border-box;margin:0;padding:0}:root{--bg:#f8f9fb;--surface:#fff;--border:#e2e6ea;--text:#1a1d23;--text-muted:#6b7280;--accent:#2563eb;--accent-hover:#1d4ed8;--accent-light:#eff6ff;--danger:#dc2626;--danger-light:#fef2f2;--success:#16a34a;--success-light:#f0fdf4;--warning:#d97706;--warning-light:#fffbeb;--sidebar-w:220px;--radius:8px;--shadow:0 1px 3px rgba(0,0,0,.08)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button{cursor:pointer;font-family:inherit;font-size:14px;border:none;border-radius:var(--radius);padding:8px 16px;font-weight:500;transition:background .15s}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-secondary{background:transparent;border:1px solid var(--border);color:var(--text)}.btn-secondary:hover{background:var(--bg)}.btn-danger{background:var(--danger-light);color:var(--danger);border:1px solid #fecaca}.btn-danger:hover{background:#fecaca}.btn-sm{padding:4px 10px;font-size:12px}input,select,textarea{font-family:inherit;font-size:14px;border:1px solid var(--border);border-radius:var(--radius);padding:8px 12px;width:100%;background:var(--surface);color:var(--text);outline:none;transition:border-color .15s}input:focus,select:focus,textarea:focus{border-color:var(--accent)}label{font-size:13px;font-weight:500;color:var(--text-muted);display:block;margin-bottom:4px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}.badge{display:inline-flex;align-items:center;padding:2px 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var(--border)}.modal-header{font-size:17px;font-weight:700;margin-bottom:20px;display:flex;align-items:center;justify-content:space-between}.modal-footer{display:flex;justify-content:flex-end;gap:10px;margin-top:24px}.modal-close{background:none;border:none;cursor:pointer;color:var(--text-muted);padding:2px;display:flex;align-items:center;border-radius:4px}.modal-close:hover{color:var(--text);background:var(--bg)}.empty-state{text-align:center;padding:48px 24px;color:var(--text-muted);display:flex;flex-direction:column;align-items:center;gap:0}.status-dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:6px}.dot-green{background:var(--success)}.dot-red{background:var(--danger)}.dot-yellow{background:var(--warning)}.dot-gray{background:#9ca3af}.dot-blue{background:var(--accent)}