:root{--bg:#f5f7fb;--card:#fff;--text:#132238;--muted:#65758b;--blue:#1769ff;--red:#b42318;--green:#067647;--border:#d9e2ec}*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text)}a{color:var(--blue)}.topbar{display:flex;justify-content:space-between;padding:16px 24px;background:#fff;border-bottom:1px solid var(--border)}.container{max-width:1280px;margin:24px auto;padding:0 16px}.card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:18px;margin-bottom:18px}.muted{color:var(--muted);font-size:14px}code,pre{background:#f1f5f9;padding:3px 6px;border-radius:6px}pre{white-space:pre-wrap;line-height:1.45}button{background:var(--blue);color:#fff;border:0;border-radius:10px;padding:10px 14px;cursor:pointer;font-weight:bold}button.secondary{background:#e2e8f0;color:#1f2937}button:disabled{opacity:.5;cursor:not-allowed}.form-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}input,select{padding:10px;border:1px solid var(--border);border-radius:10px;min-width:180px}.alert{padding:12px 14px;border-radius:10px;margin:12px 0}.alert.success{background:#ecfdf3;color:var(--green);border:1px solid #abefc6}.alert.danger{background:#fef3f2;color:var(--red);border:1px solid #fecdca}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;font-size:14px}th,td{padding:10px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}th{background:#f8fafc}.small-code{font-size:12px;word-break:break-all}.login-body{min-height:100vh;display:flex;align-items:center;justify-content:center}.login-card{width:380px;background:#fff;padding:28px;border:1px solid var(--border);border-radius:18px}.login-card label{display:block;margin-top:12px;margin-bottom:6px}.login-card input{width:100%}.login-card button{width:100%;margin-top:16px}.modal{position:fixed;inset:0;background:rgba(15,23,42,.55);display:flex;align-items:center;justify-content:center;padding:16px}.modal.hidden{display:none}.modal-card{width:min(760px,100%);background:#fff;border-radius:16px;padding:20px}.modal-actions{display:flex;gap:10px;justify-content:flex-end}@media(max-width:760px){.form-row{flex-direction:column;align-items:stretch}input,select,button{width:100%}}