*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Helvetica,Arial,sans-serif;background-color:#f9fafb}.min-h-screen{min-height:100vh}.bg-gray-50{background-color:#f9fafb}.bg-white{background-color:#fff}.shadow-md{box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -1px #0000000f}.max-w-7xl{max-width:80rem;margin-left:auto;margin-right:auto}.px-4{padding-left:1rem;padding-right:1rem}.py-6{padding-top:1.5rem;padding-bottom:1.5rem}.text-3xl{font-size:1.875rem;line-height:2.25rem}.font-bold{font-weight:700}.text-gray-800{color:#1f2937}.mt-2{margin-top:.5rem}.text-gray-600{color:#4b5563}main{padding:2rem 1rem}footer{padding:1.5rem 1rem;text-align:center;color:#6b7280}.border{border:1px solid #e5e7eb}.rounded{border-radius:.25rem}.p-2{padding:.5rem}.m-2{margin:.5rem}.flex{display:flex}.items-center{align-items:center}.justify-center{justify-content:center}.w-full{width:100%}.h-10{height:2.5rem}.bg-blue-500{background-color:#3b82f6}.text-white{color:#fff}.hover\:bg-blue-600:hover{background-color:#2563eb}.transition-colors{transition-property:background-color,color;transition-duration:.15s}.disabled\:opacity-50:disabled{opacity:.5}.cursor-not-allowed:disabled{cursor:not-allowed}.grid{display:grid}.grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.gap-4{gap:1rem}@media (max-width: 640px){.sm\:grid-cols-1{grid-template-columns:repeat(1,minmax(0,1fr))}.text-3xl{font-size:1.5rem}}