*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{color:#1f2937;-webkit-font-smoothing:antialiased;background:#fff;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,sans-serif;line-height:1.5}a{color:inherit}button{font-family:inherit}input,select,textarea{font-family:inherit;font-size:inherit}h1,h2,h3,h4{line-height:1.2}.app-layout{min-height:100vh;display:flex}.sidebar{color:#fff;background:#111827;flex-shrink:0;width:240px;padding:24px 0;position:fixed;top:0;bottom:0;left:0;overflow-y:auto}.sidebar-brand{border-bottom:1px solid #374151;margin-bottom:8px;padding:0 20px 24px;font-size:18px;font-weight:700}.sidebar a{color:#9ca3af;align-items:center;gap:10px;padding:10px 20px;font-size:14px;text-decoration:none;transition:background .15s;display:flex}.sidebar a:hover,.sidebar a.active{color:#fff;background:#1f2937}.sidebar a .icon{text-align:center;width:20px}.main-content{background:#f9fafb;flex:1;min-height:100vh;margin-left:240px;padding:32px}.card{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:24px}.card-title{margin-bottom:16px;font-size:16px;font-weight:600}.stat-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:24px;display:grid}.stat-card{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:20px}.stat-label{color:#6b7280;margin-bottom:4px;font-size:13px}.stat-value{font-size:28px;font-weight:700}.stat-sub{color:#9ca3af;margin-top:4px;font-size:12px}.form-group{margin-bottom:16px}.form-group label{color:#374151;margin-bottom:6px;font-size:14px;font-weight:500;display:block}.form-group input,.form-group select,.form-group textarea{border:1px solid #d1d5db;border-radius:8px;outline:none;width:100%;padding:10px 12px;font-size:14px;transition:border .15s}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:#2563eb;box-shadow:0 0 0 3px #2563eb1a}.btn{cursor:pointer;border:none;border-radius:8px;align-items:center;gap:8px;padding:10px 20px;font-size:14px;font-weight:600;transition:background .15s;display:inline-flex}.btn-primary{color:#fff;background:#2563eb}.btn-primary:hover{background:#1d4ed8}.btn-secondary{color:#374151;background:#f3f4f6}.btn-secondary:hover{background:#e5e7eb}.btn-danger{color:#fff;background:#ef4444}.btn-sm{padding:6px 12px;font-size:13px}.btn:disabled{opacity:.5;cursor:not-allowed}.alert{border-radius:8px;margin-bottom:16px;padding:12px 16px;font-size:14px}.alert-warning{color:#92400e;background:#fef3c7}.alert-success{color:#065f46;background:#d1fae5}.alert-error{color:#991b1b;background:#fee2e2}.alert-info{color:#1e40af;background:#dbeafe}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:14px}th{text-align:left;color:#6b7280;text-transform:uppercase;letter-spacing:.05em;border-bottom:2px solid #e5e7eb;padding:10px 12px;font-size:12px;font-weight:600}td{border-bottom:1px solid #f3f4f6;padding:10px 12px}tr:hover td{background:#f9fafb}.badge{border-radius:12px;padding:2px 10px;font-size:12px;font-weight:600;display:inline-block}.badge-green{color:#065f46;background:#d1fae5}.badge-yellow{color:#92400e;background:#fef3c7}.badge-red{color:#991b1b;background:#fee2e2}.badge-blue{color:#1e40af;background:#dbeafe}.wizard-steps{gap:8px;margin-bottom:32px;display:flex}.wizard-step{text-align:center;color:#9ca3af;background:#f3f4f6;border-radius:8px;flex:1;padding:12px;font-size:13px;font-weight:500}.wizard-step.active{color:#fff;background:#2563eb}.wizard-step.done{color:#065f46;background:#d1fae5}.blog-post{max-width:720px;margin:0 auto;padding:40px 20px;line-height:1.7}.blog-post nav{margin-bottom:32px}.blog-post h1{margin-bottom:8px;font-size:36px;font-weight:800;line-height:1.15}.blog-post .meta{color:#6b7280;margin-bottom:32px;font-size:14px}.blog-post h2{margin-top:36px;margin-bottom:12px;font-size:24px;font-weight:700}.blog-post h3{margin-top:28px;margin-bottom:8px;font-size:20px;font-weight:600}.blog-post p{color:#374151;margin-bottom:16px}.blog-post ul,.blog-post ol{color:#374151;margin-bottom:16px;padding-left:24px}.blog-post li{margin-bottom:6px}.blog-post strong{color:#1f2937}