* { box-sizing: border-box; }
body { margin: 0; }
button, input, select, textarea { font: inherit; }

.hidden { display: none !important; }
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.grid { display: grid; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1 1 0%; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.min-h-screen { min-height: 100vh; }
.min-w-0 { min-width: 0; }
.w-full { width: 100%; }
.w-9 { width: 2.25rem; }
.w-10 { width: 2.5rem; }
.w-16 { width: 4rem; }
.h-9 { height: 2.25rem; }
.h-10 { height: 2.5rem; }
.h-16 { height: 4rem; }
.max-w-md { max-width: 28rem; }
.max-w-7xl { max-width: 80rem; }
.mx-auto { margin-left: auto; margin-right: auto; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-5 { margin-top: 1.25rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-auto { margin-top: auto; }
.ml-2 { margin-left: 0.5rem; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.p-2 { padding: 0.5rem; }
.p-4 { padding: 1rem; }
.p-6 { padding: 1.5rem; }
.p-10 { padding: 2.5rem; }
.px-2 { padding-left: 0.5rem; padding-right: 0.5rem; }
.px-3 { padding-left: 0.75rem; padding-right: 0.75rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
.py-1 { padding-top: 0.25rem; padding-bottom: 0.25rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-3 { padding-top: 0.75rem; padding-bottom: 0.75rem; }
.py-4 { padding-top: 1rem; padding-bottom: 1rem; }
.py-5 { padding-top: 1.25rem; padding-bottom: 1.25rem; }
.py-8 { padding-top: 2rem; padding-bottom: 2rem; }
.py-16 { padding-top: 4rem; padding-bottom: 4rem; }
.pt-3 { padding-top: 0.75rem; }
.pl-5 { padding-left: 1.25rem; }
.space-y-1 > * + * { margin-top: 0.25rem; }
.space-y-2 > * + * { margin-top: 0.5rem; }
.space-y-8 > * + * { margin-top: 2rem; }

.border { border: 1px solid #e5e7eb; }
.border-t { border-top: 1px solid #e5e7eb; }
.border-b { border-bottom: 1px solid #e5e7eb; }
.border-gray-100 { border-color: #f3f4f6; }
.border-gray-200 { border-color: #e5e7eb; }
.border-green-200 { border-color: #bbf7d0; }
.border-orange-200 { border-color: #fed7aa; }
.border-red-200 { border-color: #fecaca; }
.rounded { border-radius: 0.25rem; }
.rounded-md { border-radius: 0.375rem; }
.rounded-full { border-radius: 9999px; }
.shadow-sm { box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05); }

.bg-white { background: #fff; }
.bg-gray-50 { background: #f9fafb; }
.bg-gray-100 { background: #f3f4f6; }
.bg-gray-200 { background: #e5e7eb; }
.bg-green-50 { background: #f0fdf4; }
.bg-orange-50 { background: #fff7ed; }
.bg-red-50 { background: #fef2f2; }

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-xs { font-size: 0.75rem; line-height: 1rem; }
.text-sm { font-size: 0.875rem; line-height: 1.25rem; }
.text-base { font-size: 1rem; line-height: 1.5rem; }
.text-lg { font-size: 1.125rem; line-height: 1.75rem; }
.text-2xl { font-size: 1.5rem; line-height: 2rem; }
.font-mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.italic { font-style: italic; }
.leading-relaxed { line-height: 1.625; }
.text-gray-400 { color: #9ca3af; }
.text-gray-500 { color: #6b7280; }
.text-gray-600 { color: #4b5563; }
.text-gray-700 { color: #374151; }
.text-gray-800 { color: #1f2937; }
.text-gray-900 { color: #111827; }
.text-amber-700 { color: #b45309; }
.text-green-700 { color: #047857; }
.text-green-800 { color: #166534; }
.text-orange-600 { color: #ea580c; }
.text-orange-700 { color: #c2410c; }
.text-red-600 { color: #dc2626; }
.text-red-700 { color: #b91c1c; }
.hover\:text-gray-800:hover { color: #1f2937; }
.hover\:text-orange-600:hover { color: #ea580c; }

.sticky { position: sticky; }
.top-0 { top: 0; }
.z-30 { z-index: 30; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.overflow-x-auto { overflow-x: auto; }
.list-decimal { list-style-type: decimal; }
.list-disc { list-style-type: disc; }

@media (min-width: 640px) {
  .sm\:flex-row { flex-direction: row; }
  .sm\:inline { display: inline; }
  .sm\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sm\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}