*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background:#0f172a;color:#e2e8f0;min-height:100vh}a{color:#60a5fa;text-decoration:none}a:hover{text-decoration:underline}button{cursor:pointer;border:none;border-radius:6px;padding:10px 18px;font-size:14px;transition:background .2s,transform .1s}button:hover{opacity:.92}button:active{transform:scale(.98)}input,select,textarea{background:#1e293b;color:#e2e8f0;border:1px solid #334155;border-radius:6px;padding:10px 12px;font-size:14px;width:100%}input:focus,select:focus,textarea:focus{outline:none;border-color:#60a5fa}table{width:100%;border-collapse:collapse;margin-top:12px}thead th{background:#1e293b;padding:10px;text-align:left;font-size:13px;color:#94a3b8;border-bottom:1px solid #334155}tbody td{padding:10px;border-bottom:1px solid #1e293b;font-size:13px}tbody tr:hover{background:#1e293b}.card{background:#1e293b;border-radius:10px;padding:20px;margin-bottom:16px;border:1px solid #334155}.card h3{font-size:16px;margin-bottom:12px;color:#f8fafc}.btn-primary{background:#2563eb;color:#fff}.btn-success{background:#16a34a;color:#fff}.btn-danger{background:#dc2626;color:#fff}.btn-secondary{background:#475569;color:#fff}.error-msg{color:#fca5a5;background:#450a0a;padding:10px 14px;border-radius:6px;margin-bottom:12px;font-size:13px}.success-msg{color:#86efac;background:#052e16;padding:10px 14px;border-radius:6px;margin-bottom:12px;font-size:13px}.metric-card{background:#1e293b;border-radius:10px;padding:20px;border:1px solid #334155;flex:1;min-width:160px}.metric-card .value{font-size:26px;font-weight:700;color:#f8fafc}.metric-card .label{font-size:12px;color:#94a3b8;margin-top:4px}.api-box{background:#0f172a;border:1px solid #334155;border-radius:8px;padding:16px;margin-top:10px;font-family:Courier New,Courier,monospace;font-size:12px;overflow-x:auto}.api-box pre{white-space:pre-wrap;word-break:break-word}