*,:after,:before{box-sizing:border-box}*{margin:0}html{font-size:16px}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji;line-height:1.6;color:#1f2937;background-color:#f3f4f6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.container{width:100%;max-width:1200px}.min-h-screen{min-height:100vh}.flex{display:flex}.flex-col{flex-direction:column}.flex-1{flex:1 1}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-2{gap:.5rem}.gap-3{gap:.75rem}.gap-4{gap:1rem}.gap-6{gap:1.5rem}.grid{display:grid}.grid-cols-1{grid-template-columns:repeat(1,minmax(0,1fr))}.mx-auto{margin-left:auto;margin-right:auto}.px-4{padding-left:1rem;padding-right:1rem}.py-4{padding-top:1rem;padding-bottom:1rem}.py-6{padding-top:1.5rem;padding-bottom:1.5rem}.p-4{padding:1rem}.p-6{padding:1.5rem}.mb-2{margin-bottom:.5rem}.mb-4{margin-bottom:1rem}.mb-6{margin-bottom:1.5rem}.mt-4{margin-top:1rem}.mt-6{margin-top:1.5rem}.text-sm{font-size:.875rem}.text-lg{font-size:1.125rem}.text-xl{font-size:1.25rem}.text-2xl{font-size:1.5rem}.text-3xl{font-size:1.875rem}.font-medium{font-weight:500}.font-semibold{font-weight:600}.font-bold{font-weight:700}.text-center{text-align:center}.text-gray-500{color:#6b7280}.text-gray-600{color:#4b5563}.text-gray-700{color:#374151}.text-white{color:#fff}.text-blue-600{color:#2563eb}.text-green-600{color:#16a34a}.text-yellow-600{color:#ca8a04}.text-red-600{color:#dc2626}.bg-white{background-color:#fff}.bg-gray-100{background-color:#f3f4f6}.bg-blue-500{background-color:#3b82f6}.bg-blue-600{background-color:#2563eb}.bg-green-100{background-color:#dcfce7}.bg-yellow-100{background-color:#fef9c3}.bg-red-100{background-color:#fee2e2}.rounded{border-radius:.25rem}.rounded-lg{border-radius:.5rem}.rounded-xl{border-radius:.75rem}.rounded-full{border-radius:9999px}.shadow{box-shadow:0 1px 3px 0 rgba(0,0,0,.1),0 1px 2px -1px rgba(0,0,0,.1)}.shadow-md{box-shadow:0 4px 6px -1px rgba(0,0,0,.1),0 2px 4px -2px rgba(0,0,0,.1)}.shadow-lg{box-shadow:0 10px 15px -3px rgba(0,0,0,.1),0 4px 6px -4px rgba(0,0,0,.1)}.border{border-width:1px;border-style:solid}.border-gray-200{border-color:#e5e7eb}.border-gray-300{border-color:#d1d5db}.w-full{width:100%}.h-full{height:100%}.relative{position:relative}.absolute{position:absolute}.fixed{position:fixed}.inset-0{top:0;right:0;bottom:0;left:0}.bottom-0{bottom:0}.left-0{left:0}.right-0{right:0}.z-50{z-index:50}.overflow-hidden{overflow:hidden}.cursor-pointer{cursor:pointer}.transition{transition-property:color,background-color,border-color,fill,stroke,opacity,box-shadow,transform,filter,-webkit-text-decoration-color,-webkit-backdrop-filter;transition-property:color,background-color,border-color,text-decoration-color,fill,stroke,opacity,box-shadow,transform,filter,backdrop-filter;transition-property:color,background-color,border-color,text-decoration-color,fill,stroke,opacity,box-shadow,transform,filter,backdrop-filter,-webkit-text-decoration-color,-webkit-backdrop-filter;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.hover\:bg-blue-700:hover{background-color:#1d4ed8}.hover\:bg-gray-50:hover{background-color:#f9fafb}.hover\:text-blue-600:hover{color:#2563eb}.focus\:outline-none:focus{outline:2px solid transparent;outline-offset:2px}.focus\:ring-2:focus{box-shadow:0 0 0 2px #3b82f6}.card{background-color:#fff;border-radius:.75rem;box-shadow:0 1px 3px 0 rgba(0,0,0,.1),0 1px 2px -1px rgba(0,0,0,.1);padding:1.5rem}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.625rem 1.25rem;font-size:.875rem;font-weight:500;border-radius:.5rem;transition:all .15s ease;cursor:pointer;border:none}.btn-primary{background-color:#3b82f6;color:#fff}.btn-primary:hover{background-color:#2563eb}.btn-secondary{background-color:#e5e7eb;color:#374151}.btn-secondary:hover{background-color:#d1d5db}.input{width:100%;padding:.625rem 1rem;font-size:1rem;border:1px solid #d1d5db;border-radius:.5rem;background-color:#fff;transition:border-color .15s ease,box-shadow .15s ease}.input:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px rgba(59,130,246,.1)}.badge{display:inline-flex;align-items:center;padding:.25rem .75rem;font-size:.75rem;font-weight:500;border-radius:9999px}.badge-good{background-color:#dcfce7;color:#16a34a}.badge-moderate{background-color:#fef9c3;color:#ca8a04}.badge-bad{background-color:#fee2e2;color:#dc2626}.progress-bar{width:100%;height:.5rem;background-color:#e5e7eb;border-radius:9999px;overflow:hidden}.progress-bar-fill{height:100%;border-radius:9999px;transition:width .3s ease}.spinner{width:2rem;height:2rem;border:3px solid #e5e7eb;border-top-color:#3b82f6;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.ad-placeholder{background-color:#f3f4f6;border:2px dashed #d1d5db;border-radius:.5rem;display:flex;align-items:center;justify-content:center;color:#9ca3af;font-size:.875rem}@media (min-width:640px){.sm\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (min-width:768px){.md\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.md\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.md\:flex-row{flex-direction:row}}@media (min-width:1024px){.lg\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.lg\:grid-cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}ol,ul{padding-left:1.5rem}li{margin-bottom:.5rem}table{width:100%;border-collapse:collapse;margin:1rem 0}td,th{padding:.75rem;text-align:left;border-bottom:1px solid #e5e7eb}th{background-color:#f9fafb;font-weight:600}.prose{max-width:65ch;margin:0 auto}.prose h1{font-size:2rem;font-weight:700;margin-bottom:1rem}.prose h2{font-size:1.5rem;font-weight:600;margin-top:2rem;margin-bottom:.75rem}.prose h3{font-size:1.25rem;font-weight:600;margin-top:1.5rem;margin-bottom:.5rem}.prose ol,.prose p,.prose ul{margin-bottom:1rem}