body{font-family:Inter,sans-serif;overscroll-behavior-y:none}.font-hanzi{font-family:"Noto Serif SC",serif}.font-pinyin{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-variant-numeric:tabular-nums;-webkit-font-smoothing:antialiased}ruby{ruby-align:center;ruby-position:over;display:inline-flex;flex-direction:column-reverse;vertical-align:middle}rt{font-family:Inter,sans-serif;font-weight:500;letter-spacing:.02em;font-style:normal;line-height:1.2;margin-bottom:.1em;display:block;text-align:center}.bg-texture-paper{background-color:#fdfbf7;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.03'/%3E%3C/svg%3E")}.dark .bg-texture-paper{background-color:#1e293b;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.05'/%3E%3C/svg%3E")}.custom-scrollbar::-webkit-scrollbar{width:6px}.custom-scrollbar::-webkit-scrollbar-track{background:transparent}.custom-scrollbar::-webkit-scrollbar-thumb{background:#94a3b833;border-radius:10px}.dark .custom-scrollbar::-webkit-scrollbar-thumb{background:#47556980}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.animate-shimmer{animation:shimmer 2s infinite linear}.no-scrollbar::-webkit-scrollbar{display:none}.no-scrollbar{-ms-overflow-style:none;scrollbar-width:none}