.app{min-height:100vh;display:flex;flex-direction:column}.header{background:linear-gradient(135deg,#2563eb,#1d4ed8);color:#fff;padding:32px 0;box-shadow:0 4px 6px #0000001a}.header h1{margin-bottom:8px;font-size:32px}.subtitle{color:#ffffffe6;margin-bottom:16px}.tabs{display:flex;gap:8px;margin-bottom:24px;overflow-x:auto}.tab{background:#fff;color:#374151;padding:12px 24px;border-radius:8px;font-weight:600;transition:all .2s;white-space:nowrap}.tab:hover{background:#f3f4f6}.tab.active{background:#2563eb;color:#fff}.tab-content{flex:1}.footer{background:#1f2937;color:#fff;padding:24px 0;margin-top:40px;text-align:center}@media (max-width: 768px){.header h1{font-size:24px}.tabs{flex-wrap:wrap}.tab{flex:1;min-width:140px}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#f5f5f5}#root{min-height:100vh}button{cursor:pointer;border:none;border-radius:8px;padding:12px 24px;font-size:16px;font-weight:600;transition:all .2s}button:hover{transform:translateY(-2px);box-shadow:0 4px 12px #00000026}button:active{transform:translateY(0)}button:disabled{opacity:.5;cursor:not-allowed;transform:none}input,select{padding:10px;border:2px solid #e0e0e0;border-radius:6px;font-size:14px;transition:border .2s}input:focus,select:focus{outline:none;border-color:#2563eb}.container{max-width:1200px;margin:0 auto;padding:20px}.card{background:#fff;border-radius:12px;padding:24px;box-shadow:0 2px 8px #0000001a;margin-bottom:20px}.grid{display:grid;gap:20px}@media (min-width: 768px){.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}}.badge{display:inline-block;padding:4px 12px;border-radius:12px;font-size:12px;font-weight:600}.badge-success{background:#dcfce7;color:#166534}.badge-warning{background:#fef3c7;color:#92400e}.badge-error{background:#fee2e2;color:#991b1b}.loading{display:flex;align-items:center;justify-content:center;padding:40px;color:#6b7280}.error{background:#fee2e2;color:#991b1b;padding:16px;border-radius:8px;margin-bottom:20px}