:root{--sidebar-width:260px;--sidebar-bg:#1e1e2e;--sidebar-hover:#2a2a3e;--sidebar-active:#363650;--accent:#7289da;--accent-hover:#5b6eae;--text:#e0e0e0;--text-muted:#888;--bg:#f5f5f5;--card-bg:#fff;--border:#ddd;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:#333;min-height:100vh;display:flex}.sidebar{width:var(--sidebar-width);background:var(--sidebar-bg);color:var(--text);z-index:100;flex-direction:column;display:flex;position:fixed;top:0;bottom:0;left:0;overflow-y:auto}.sidebar-header{border-bottom:1px solid #ffffff1a;align-items:center;gap:8px;padding:16px;font-size:18px;font-weight:700;display:flex}.sidebar-header .logo{background:var(--accent);border-radius:6px;justify-content:center;align-items:center;width:28px;height:28px;font-size:14px;font-weight:800;display:flex}.sidebar-section{padding:8px 0}.sidebar-section-title{text-transform:uppercase;color:var(--text-muted);letter-spacing:1px;padding:4px 16px;font-size:11px;font-weight:600}.sidebar-item{cursor:pointer;color:var(--text);align-items:center;gap:8px;padding:8px 16px;font-size:14px;text-decoration:none;transition:background .15s;display:flex}.sidebar-item:hover{background:var(--sidebar-hover)}.sidebar-item.active{background:var(--sidebar-active);border-left:3px solid var(--accent)}.sidebar-item .icon{text-align:center;opacity:.7;width:20px}.sidebar-sub{padding-left:20px}.main{margin-left:var(--sidebar-width);max-width:calc(100vw - var(--sidebar-width));flex:1;padding:24px}.topbar{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.topbar h1{font-size:24px;font-weight:600}.badge{color:#666;background:#e8e8e8;border-radius:4px;padding:2px 8px;font-size:11px;font-weight:600;display:inline-block}.badge.green{color:#155724;background:#d4edda}.badge.red{color:#721c24;background:#f8d7da}.card{background:var(--card-bg);border:1px solid var(--border);border-radius:8px;overflow:hidden}.card-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:12px 16px;font-weight:600;display:flex}.card-body{padding:16px;overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:13px}th,td{text-align:left;white-space:nowrap;text-overflow:ellipsis;border-bottom:1px solid #eee;max-width:300px;padding:8px 12px;overflow:hidden}th{color:#555;text-transform:uppercase;letter-spacing:.5px;background:#fafafa;font-size:12px;font-weight:600;position:sticky;top:0}tr:hover td{background:#f8f9ff}.grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;display:grid}.stat-card{background:var(--card-bg);border:1px solid var(--border);border-radius:8px;padding:16px}.stat-card .label{color:#888;text-transform:uppercase;letter-spacing:.5px;font-size:12px}.stat-card .value{margin-top:4px;font-size:28px;font-weight:700}.btn{border:1px solid var(--border);cursor:pointer;background:#fff;border-radius:6px;padding:6px 14px;font-size:13px;transition:background .15s}.btn:hover{background:#f0f0f0}.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-primary:hover{background:var(--accent-hover)}input,textarea,select{border:1px solid var(--border);border-radius:6px;width:100%;padding:8px 12px;font-family:inherit;font-size:13px}textarea{resize:vertical;min-height:80px;font-family:SF Mono,Fira Code,monospace}.flex{display:flex}.gap-2{gap:8px}.gap-4{gap:16px}.items-center{align-items:center}.justify-between{justify-content:space-between}.mb-4{margin-bottom:16px}.mt-4{margin-top:16px}.text-muted{color:#888;font-size:13px}