@import url("https://fonts.googleapis.com/css2?family=Spectral:wght@400;500;600;700;800&family=Hanken+Grotesk:wght@400;500;600;700;800&family=Sora:wght@600;700;800&display=swap");.soledu-root{--sol-bg:#eef1ea;--sol-surface:#ffffff;--sol-ink:#1f2a22;--sol-ink-soft:#5c6a5f;--sol-muted:#889184;--sol-line:#e5eadf;--sol-green:#2f6b41;--sol-green-deep:#244b30;--sol-gold:#cf9325;--font-serif:"Spectral",Georgia,"Times New Roman",serif;--font-sans:"Hanken Grotesk",system-ui,-apple-system,"Segoe UI",sans-serif;--font-brand:"Sora",system-ui,sans-serif;min-height:100vh;background:var(--sol-bg);color:var(--sol-ink);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}.soledu-root .font-serif{font-family:var(--font-serif)}.soledu-root .font-brand{font-family:var(--font-brand)}.soledu-root h1,.soledu-root h2,.soledu-root h3{font-family:var(--font-serif)}@keyframes sol-fade-up{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}@keyframes sol-fade{0%{opacity:0}to{opacity:1}}@keyframes sol-pop{0%{opacity:0;transform:scale(.92)}60%{transform:scale(1.02)}to{opacity:1;transform:scale(1)}}@keyframes sol-spin{to{transform:rotate(1turn)}}@keyframes sol-pulse{0%,to{opacity:1}50%{opacity:.45}}@keyframes sol-rise{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes sol-slide-in{0%{transform:translateX(-100%)}to{transform:translateX(0)}}.soledu-root .animate-fade-up{animation:sol-fade-up .4s ease both}.soledu-root .animate-fade{animation:sol-fade .2s ease both}.soledu-root .animate-rise{animation:sol-rise .3s ease both}.soledu-root .animate-pop{animation:sol-pop .32s ease both}.soledu-root .animate-pulse-soft{animation:sol-pulse 1.8s ease-in-out infinite}.soledu-root .animate-spin-slow{animation:sol-spin .9s linear infinite}.soledu-root ::-webkit-scrollbar{width:10px;height:10px}.soledu-root ::-webkit-scrollbar-thumb{background:#c9d3e3;border-radius:8px;border:3px solid transparent;background-clip:content-box}.soledu-root ::-webkit-scrollbar-thumb:hover{background:#aab8d0;background-clip:content-box}.soledu-root .katex-display{margin:.4em 0}