/* --- DR Local Utility Bridge: replaces the Tailwind CDN for existing curriculum/game markup --- */
.site-content .container { width: min(100% - 2rem, 1180px); margin-left: auto; margin-right: auto; }
.site-content .hidden { display: none !important; }
.site-content .block { display: block !important; }
.site-content .inline-block { display: inline-block !important; }
.site-content .inline-flex { display: inline-flex !important; }
.site-content .flex { display: flex !important; }
.site-content .grid { display: grid !important; }
.site-content .flex-col { flex-direction: column !important; }
.site-content .flex-row { flex-direction: row !important; }
.site-content .flex-wrap { flex-wrap: wrap !important; }
.site-content .flex-shrink-0 { flex-shrink: 0 !important; }
.site-content .flex-grow { flex-grow: 1 !important; }
.site-content .items-center { align-items: center !important; }
.site-content .items-start { align-items: flex-start !important; }
.site-content .justify-center { justify-content: center !important; }
.site-content .justify-between { justify-content: space-between !important; }
.site-content .justify-end { justify-content: flex-end !important; }
.site-content .gap-2 { gap: .5rem !important; }
.site-content .gap-3 { gap: .75rem !important; }
.site-content .gap-4 { gap: 1rem !important; }
.site-content .gap-6 { gap: 1.5rem !important; }
.site-content .gap-8 { gap: 2rem !important; }
.site-content .gap-x-4 { column-gap: 1rem !important; }
.site-content .gap-x-8 { column-gap: 2rem !important; }
.site-content .gap-y-1 { row-gap: .25rem !important; }
.site-content .gap-y-6 { row-gap: 1.5rem !important; }
.site-content .grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)) !important; }
.site-content .overflow-hidden { overflow: hidden !important; }
.site-content .sticky { position: sticky !important; }
.site-content .relative { position: relative !important; }
.site-content .absolute { position: absolute !important; }
.site-content .top-0 { top: 0 !important; }
.site-content .z-50 { z-index: 50 !important; }

.site-content .m-0 { margin: 0 !important; }
.site-content .mx-auto { margin-left: auto !important; margin-right: auto !important; }
.site-content .mt-1 { margin-top: .25rem !important; }
.site-content .mt-2 { margin-top: .5rem !important; }
.site-content .mt-3 { margin-top: .75rem !important; }
.site-content .mt-4 { margin-top: 1rem !important; }
.site-content .mt-6 { margin-top: 1.5rem !important; }
.site-content .mt-8 { margin-top: 2rem !important; }
.site-content .mt-12 { margin-top: 3rem !important; }
.site-content .mb-1 { margin-bottom: .25rem !important; }
.site-content .mb-2 { margin-bottom: .5rem !important; }
.site-content .mb-3 { margin-bottom: .75rem !important; }
.site-content .mb-4 { margin-bottom: 1rem !important; }
.site-content .mb-6 { margin-bottom: 1.5rem !important; }
.site-content .mb-8 { margin-bottom: 2rem !important; }
.site-content .mb-10 { margin-bottom: 2.5rem !important; }
.site-content .mb-12 { margin-bottom: 3rem !important; }
.site-content .ml-1 { margin-left: .25rem !important; }
.site-content .my-2 { margin-top: .5rem !important; margin-bottom: .5rem !important; }
.site-content .my-6 { margin-top: 1.5rem !important; margin-bottom: 1.5rem !important; }
.site-content .space-y-1 > * + * { margin-top: .25rem !important; }
.site-content .space-y-2 > * + * { margin-top: .5rem !important; }
.site-content .space-y-3 > * + * { margin-top: .75rem !important; }
.site-content .space-y-4 > * + * { margin-top: 1rem !important; }
.site-content .space-y-6 > * + * { margin-top: 1.5rem !important; }
.site-content .space-y-8 > * + * { margin-top: 2rem !important; }
.site-content .space-y-12 > * + * { margin-top: 3rem !important; }
.site-content .space-x-2 > * + * { margin-left: .5rem !important; }
.site-content .space-x-6 > * + * { margin-left: 1.5rem !important; }

.site-content .p-2 { padding: .5rem !important; }
.site-content .p-4 { padding: 1rem !important; }
.site-content .p-6 { padding: 1.5rem !important; }
.site-content .p-8 { padding: 2rem !important; }
.site-content .px-2 { padding-left: .5rem !important; padding-right: .5rem !important; }
.site-content .px-3 { padding-left: .75rem !important; padding-right: .75rem !important; }
.site-content .px-3.5 { padding-left: .875rem !important; padding-right: .875rem !important; }
.site-content .px-4 { padding-left: 1rem !important; padding-right: 1rem !important; }
.site-content .px-6 { padding-left: 1.5rem !important; padding-right: 1.5rem !important; }
.site-content .px-8 { padding-left: 2rem !important; padding-right: 2rem !important; }
.site-content .py-1 { padding-top: .25rem !important; padding-bottom: .25rem !important; }
.site-content .py-2 { padding-top: .5rem !important; padding-bottom: .5rem !important; }
.site-content .py-3 { padding-top: .75rem !important; padding-bottom: .75rem !important; }
.site-content .py-4 { padding-top: 1rem !important; padding-bottom: 1rem !important; }
.site-content .py-6 { padding-top: 1.5rem !important; padding-bottom: 1.5rem !important; }
.site-content .py-12 { padding-top: 3rem !important; padding-bottom: 3rem !important; }
.site-content .py-16 { padding-top: 4rem !important; padding-bottom: 4rem !important; }
.site-content .py-20 { padding-top: 5rem !important; padding-bottom: 5rem !important; }
.site-content .pt-4 { padding-top: 1rem !important; }
.site-content .pt-6 { padding-top: 1.5rem !important; }
.site-content .pt-8 { padding-top: 2rem !important; }
.site-content .pb-2 { padding-bottom: .5rem !important; }

.site-content .w-3 { width: .75rem !important; }
.site-content .h-3 { height: .75rem !important; }
.site-content .w-4 { width: 1rem !important; }
.site-content .h-4 { height: 1rem !important; }
.site-content .w-5 { width: 1.25rem !important; }
.site-content .h-5 { height: 1.25rem !important; }
.site-content .w-6 { width: 1.5rem !important; }
.site-content .h-6 { height: 1.5rem !important; }
.site-content .w-8 { width: 2rem !important; }
.site-content .h-8 { height: 2rem !important; }
.site-content .w-12 { width: 3rem !important; }
.site-content .h-12 { height: 3rem !important; }
.site-content .w-16 { width: 4rem !important; }
.site-content .h-16 { height: 4rem !important; }
.site-content .w-24 { width: 6rem !important; }
.site-content .h-24 { height: 6rem !important; }
.site-content .w-full { width: 100% !important; }
.site-content .max-w-none { max-width: none !important; }
.site-content .max-w-md { max-width: 28rem !important; }
.site-content .max-w-2xl { max-width: 42rem !important; }
.site-content .max-w-3xl { max-width: 48rem !important; }
.site-content .max-w-4xl { max-width: 56rem !important; }
.site-content .max-w-5xl { max-width: 64rem !important; }

.site-content .rounded-md { border-radius: .375rem !important; }
.site-content .rounded-lg { border-radius: .5rem !important; }
.site-content .rounded-xl { border-radius: .75rem !important; }
.site-content .rounded-2xl { border-radius: 1rem !important; }
.site-content .rounded-3xl { border-radius: 1.5rem !important; }
.site-content .rounded-full { border-radius: 9999px !important; }
.site-content .border { border: 1px solid #e5e7eb !important; }
.site-content .border-t { border-top: 1px solid #e5e7eb !important; }
.site-content .border-b { border-bottom: 1px solid #e5e7eb !important; }
.site-content .border-b-2 { border-bottom: 2px solid #e5e7eb !important; }
.site-content .border-gray-200 { border-color: #e5e7eb !important; }
.site-content .border-gray-200/50 { border-color: rgba(229, 231, 235, .5) !important; }
.site-content .border-gray-300 { border-color: #d1d5db !important; }
.site-content .border-purple-200 { border-color: #e9d5ff !important; }
.site-content .border-indigo-200 { border-color: #c7d2fe !important; }
.site-content .border-red-200 { border-color: #fecaca !important; }
.site-content .border-pink-200 { border-color: #fbcfe8 !important; }

.site-content .shadow-sm { box-shadow: 0 1px 2px rgba(15, 23, 42, .06) !important; }
.site-content .shadow-md { box-shadow: 0 8px 18px rgba(15, 23, 42, .12) !important; }
.site-content .shadow-lg { box-shadow: 0 15px 35px rgba(15, 23, 42, .12) !important; }
.site-content .shadow-xl { box-shadow: 0 22px 55px rgba(15, 23, 42, .16) !important; }
.site-content .backdrop-blur-md { backdrop-filter: blur(12px) !important; }

.site-content .bg-white { background-color: #fff !important; }
.site-content .bg-white/95 { background-color: rgba(255,255,255,.95) !important; }
.site-content .bg-gray-50 { background-color: #f9fafb !important; }
.site-content .bg-gray-50/70 { background-color: rgba(249,250,251,.70) !important; }
.site-content .bg-gray-100 { background-color: #f3f4f6 !important; }
.site-content .bg-purple-100 { background-color: #f3e8ff !important; }
.site-content .bg-purple-600 { background-color: #9333ea !important; }
.site-content .bg-indigo-100 { background-color: #e0e7ff !important; }
.site-content .bg-blue-100 { background-color: #dbeafe !important; }
.site-content .bg-sky-100 { background-color: #e0f2fe !important; }
.site-content .bg-teal-100 { background-color: #ccfbf1 !important; }
.site-content .bg-green-100 { background-color: #dcfce7 !important; }
.site-content .bg-amber-100 { background-color: #fef3c7 !important; }
.site-content .bg-orange-100 { background-color: #ffedd5 !important; }
.site-content .bg-red-100 { background-color: #fee2e2 !important; }
.site-content .bg-pink-100 { background-color: #fce7f3 !important; }
.site-content .bg-pink-50/50 { background-color: rgba(253,242,248,.5) !important; }
.site-content .bg-rose-100 { background-color: #ffe4e6 !important; }
.site-content .bg-fuchsia-100 { background-color: #fae8ff !important; }
.site-content .bg-violet-100 { background-color: #ede9fe !important; }
.site-content .bg-gradient-to-br { background-image: linear-gradient(to bottom right, var(--dr-gradient-from, #f5f3ff), var(--dr-gradient-to, #fff)) !important; }
.site-content .from-purple-400/20 { --dr-gradient-from: rgba(192,132,252,.20); }
.site-content .from-purple-500/20 { --dr-gradient-from: rgba(168,85,247,.20); }
.site-content .to-white { --dr-gradient-to: #fff; }

.site-content .text-left { text-align: left !important; }
.site-content .text-center { text-align: center !important; }
.site-content .text-xs { font-size: .75rem !important; line-height: 1rem !important; }
.site-content .text-sm { font-size: .875rem !important; line-height: 1.25rem !important; }
.site-content .text-base { font-size: 1rem !important; line-height: 1.5rem !important; }
.site-content .text-lg { font-size: 1.125rem !important; line-height: 1.75rem !important; }
.site-content .text-xl { font-size: 1.25rem !important; line-height: 1.75rem !important; }
.site-content .text-2xl { font-size: 1.5rem !important; line-height: 2rem !important; }
.site-content .text-3xl { font-size: 1.875rem !important; line-height: 2.25rem !important; }
.site-content .text-4xl { font-size: 2.25rem !important; line-height: 2.5rem !important; }
.site-content .text-5xl { font-size: 3rem !important; line-height: 1 !important; }
.site-content .font-medium { font-weight: 500 !important; }
.site-content .font-semibold { font-weight: 600 !important; }
.site-content .font-bold { font-weight: 700 !important; }
.site-content .font-extrabold { font-weight: 800 !important; }
.site-content .uppercase { text-transform: uppercase !important; }
.site-content .tracking-wider { letter-spacing: .05em !important; }
.site-content .leading-tight { line-height: 1.15 !important; }
.site-content .leading-6 { line-height: 1.5rem !important; }
.site-content .leading-8 { line-height: 2rem !important; }

.site-content .text-white { color: #fff !important; }
.site-content .text-gray-400 { color: #9ca3af !important; }
.site-content .text-gray-500 { color: #6b7280 !important; }
.site-content .text-gray-600 { color: #4b5563 !important; }
.site-content .text-gray-700 { color: #374151 !important; }
.site-content .text-gray-800 { color: #1f2937 !important; }
.site-content .text-gray-900 { color: #111827 !important; }
.site-content .text-purple, .site-content .text-purple-600 { color: #9333ea !important; }
.site-content .text-purple-700 { color: #7e22ce !important; }
.site-content .text-purple-800 { color: #6b21a8 !important; }
.site-content .text-indigo-500 { color: #6366f1 !important; }
.site-content .text-indigo-600 { color: #4f46e5 !important; }
.site-content .text-indigo-800 { color: #3730a3 !important; }
.site-content .text-blue-500 { color: #3b82f6 !important; }
.site-content .text-blue-600 { color: #2563eb !important; }
.site-content .text-sky-500 { color: #0ea5e9 !important; }
.site-content .text-sky-700 { color: #0369a1 !important; }
.site-content .text-teal-500 { color: #14b8a6 !important; }
.site-content .text-teal-600 { color: #0d9488 !important; }
.site-content .text-teal-700 { color: #0f766e !important; }
.site-content .text-green-500 { color: #22c55e !important; }
.site-content .text-green-600 { color: #16a34a !important; }
.site-content .text-amber-500 { color: #f59e0b !important; }
.site-content .text-amber-600 { color: #d97706 !important; }
.site-content .text-orange-500 { color: #f97316 !important; }
.site-content .text-red-500 { color: #ef4444 !important; }
.site-content .text-red-600 { color: #dc2626 !important; }
.site-content .text-red-800 { color: #991b1b !important; }
.site-content .text-pink-500 { color: #ec4899 !important; }
.site-content .text-pink-600 { color: #db2777 !important; }
.site-content .text-pink-700 { color: #be185d !important; }
.site-content .text-pink-800 { color: #9d174d !important; }
.site-content .text-rose-600 { color: #e11d48 !important; }
.site-content .text-fuchsia-600 { color: #c026d3 !important; }
.site-content .text-violet-600 { color: #7c3aed !important; }

.site-content .transition { transition: all .2s ease !important; }
.site-content .transition-transform { transition: transform .3s ease !important; }
.site-content .transition-shadow { transition: box-shadow .3s ease !important; }
.site-content .duration-300 { transition-duration: .3s !important; }
.site-content .transform { transform: translateZ(0); }
.site-content .cursor-pointer { cursor: pointer !important; }
.site-content .select-none { user-select: none !important; }
.site-content .object-cover { object-fit: cover !important; }
.site-content .focus:outline-none:focus { outline: 2px solid transparent !important; outline-offset: 2px !important; }
.site-content .focus:ring-2:focus { box-shadow: 0 0 0 3px rgba(147, 51, 234, .22) !important; }
.site-content .hover:text-purple-600:hover { color: #9333ea !important; }
.site-content .hover:bg-gray-50:hover { background-color: #f9fafb !important; }
.site-content .hover:bg-gray-100:hover { background-color: #f3f4f6 !important; }
.site-content .hover:bg-purple-500:hover { background-color: #a855f7 !important; }
.site-content .hover:bg-purple-700:hover { background-color: #7e22ce !important; }
.site-content .hover:shadow-lg:hover { box-shadow: 0 15px 35px rgba(15, 23, 42, .12) !important; }

.site-content .topic-link {
  display: block;
  padding: .55rem .75rem;
  border-radius: .75rem;
  color: #475569;
  text-decoration: none;
  line-height: 1.35;
  transition: background-color .18s ease, color .18s ease, transform .18s ease;
}
.site-content .topic-link:hover { background: #f3e8ff; color: #7e22ce; transform: translateX(2px); }
.site-content :where(.bg-white.rounded-2xl, .bg-white.rounded-3xl) { border: 1px solid rgba(226, 232, 240, .9); }

@media (min-width: 640px) {
  .site-content .sm:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
}
@media (min-width: 768px) {
  .site-content .md:flex { display: flex !important; }
  .site-content .md:flex-row { flex-direction: row !important; }
  .site-content .md:space-y-0 > * + * { margin-top: 0 !important; }
  .site-content .md:justify-center { justify-content: center !important; }
  .site-content .md:gap-5 { gap: 1.25rem !important; }
  .site-content .md:gap-6 { gap: 1.5rem !important; }
  .site-content .md:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
  .site-content .md:p-8 { padding: 2rem !important; }
  .site-content .md:p-10 { padding: 2.5rem !important; }
  .site-content .md:p-12 { padding: 3rem !important; }
  .site-content .md:p-16 { padding: 4rem !important; }
  .site-content .md:py-16 { padding-top: 4rem !important; padding-bottom: 4rem !important; }
  .site-content .md:py-20 { padding-top: 5rem !important; padding-bottom: 5rem !important; }
  .site-content .md:mt-16 { margin-top: 4rem !important; }
  .site-content .md:w-8 { width: 2rem !important; }
  .site-content .md:h-8 { height: 2rem !important; }
  .site-content .md:w-16 { width: 4rem !important; }
  .site-content .md:h-16 { height: 4rem !important; }
  .site-content .md:rounded-2xl { border-radius: 1rem !important; }
  .site-content .md:text-lg { font-size: 1.125rem !important; line-height: 1.75rem !important; }
  .site-content .md:text-xl { font-size: 1.25rem !important; line-height: 1.75rem !important; }
  .site-content .md:text-2xl { font-size: 1.5rem !important; line-height: 2rem !important; }
  .site-content .md:text-3xl { font-size: 1.875rem !important; line-height: 2.25rem !important; }
  .site-content .md:text-4xl { font-size: 2.25rem !important; line-height: 2.5rem !important; }
  .site-content .md:text-5xl { font-size: 3rem !important; line-height: 1 !important; }
}
@media (min-width: 1024px) {
  .site-content .lg:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)) !important; }
  .site-content .lg:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)) !important; }
}
@media (max-width: 640px) {
  .site-content .container { width: min(100% - 1rem, 1180px); }
  .site-content .py-16, .site-content .py-20 { padding-top: 2.5rem !important; padding-bottom: 2.5rem !important; }
}

/* --- DR Utility Bridge selector patch: colon/slash utilities via attribute selectors --- */
.site-content [class~="px-3.5"] { padding-left: .875rem !important; padding-right: .875rem !important; }
.site-content [class~="border-gray-200/50"] { border-color: rgba(229, 231, 235, .5) !important; }
.site-content [class~="bg-white/95"] { background-color: rgba(255,255,255,.95) !important; }
.site-content [class~="bg-gray-50/70"] { background-color: rgba(249,250,251,.70) !important; }
.site-content [class~="bg-pink-50/50"] { background-color: rgba(253,242,248,.5) !important; }
.site-content [class~="from-purple-400/20"] { --dr-gradient-from: rgba(192,132,252,.20); }
.site-content [class~="from-purple-500/20"] { --dr-gradient-from: rgba(168,85,247,.20); }
.site-content [class~="focus:outline-none"]:focus { outline: 2px solid transparent !important; outline-offset: 2px !important; }
.site-content [class~="focus:ring-2"]:focus { box-shadow: 0 0 0 3px rgba(147, 51, 234, .22) !important; }
.site-content [class~="hover:text-purple-600"]:hover { color: #9333ea !important; }
.site-content [class~="hover:bg-gray-50"]:hover { background-color: #f9fafb !important; }
.site-content [class~="hover:bg-gray-100"]:hover { background-color: #f3f4f6 !important; }
.site-content [class~="hover:bg-purple-500"]:hover { background-color: #a855f7 !important; }
.site-content [class~="hover:bg-purple-700"]:hover { background-color: #7e22ce !important; }
.site-content [class~="hover:shadow-lg"]:hover { box-shadow: 0 15px 35px rgba(15, 23, 42, .12) !important; }
@media (min-width: 640px) {
  .site-content [class~="sm:grid-cols-2"] { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
}
@media (min-width: 768px) {
  .site-content [class~="md:flex"] { display: flex !important; }
  .site-content [class~="md:flex-row"] { flex-direction: row !important; }
  .site-content [class~="md:space-y-0"] > * + * { margin-top: 0 !important; }
  .site-content [class~="md:justify-center"] { justify-content: center !important; }
  .site-content [class~="md:gap-5"] { gap: 1.25rem !important; }
  .site-content [class~="md:gap-6"] { gap: 1.5rem !important; }
  .site-content [class~="md:grid-cols-2"] { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
  .site-content [class~="md:p-8"] { padding: 2rem !important; }
  .site-content [class~="md:p-10"] { padding: 2.5rem !important; }
  .site-content [class~="md:p-12"] { padding: 3rem !important; }
  .site-content [class~="md:p-16"] { padding: 4rem !important; }
  .site-content [class~="md:py-16"] { padding-top: 4rem !important; padding-bottom: 4rem !important; }
  .site-content [class~="md:py-20"] { padding-top: 5rem !important; padding-bottom: 5rem !important; }
  .site-content [class~="md:mt-16"] { margin-top: 4rem !important; }
  .site-content [class~="md:w-8"] { width: 2rem !important; }
  .site-content [class~="md:h-8"] { height: 2rem !important; }
  .site-content [class~="md:w-16"] { width: 4rem !important; }
  .site-content [class~="md:h-16"] { height: 4rem !important; }
  .site-content [class~="md:rounded-2xl"] { border-radius: 1rem !important; }
  .site-content [class~="md:text-lg"] { font-size: 1.125rem !important; line-height: 1.75rem !important; }
  .site-content [class~="md:text-xl"] { font-size: 1.25rem !important; line-height: 1.75rem !important; }
  .site-content [class~="md:text-2xl"] { font-size: 1.5rem !important; line-height: 2rem !important; }
  .site-content [class~="md:text-3xl"] { font-size: 1.875rem !important; line-height: 2.25rem !important; }
  .site-content [class~="md:text-4xl"] { font-size: 2.25rem !important; line-height: 2.5rem !important; }
  .site-content [class~="md:text-5xl"] { font-size: 3rem !important; line-height: 1 !important; }
}
@media (min-width: 1024px) {
  .site-content [class~="lg:grid-cols-3"] { grid-template-columns: repeat(3, minmax(0, 1fr)) !important; }
  .site-content [class~="lg:grid-cols-4"] { grid-template-columns: repeat(4, minmax(0, 1fr)) !important; }
}