@tailwind base;@tailwind components;@tailwind utilities;:root{--background:#fff;--foreground:#1d1d1f;--gray-50:#fbfbfd;--gray-100:#f5f5f7;--gray-200:#e8e8ed;--gray-300:#d2d2d7;--gray-400:#86868b;--gray-500:#6e6e73;--gray-600:#424245;--gray-800:#1d1d1f;--accent-blue:#0071e3;--accent-blue-hover:#0077ed;--glass-bg:hsla(0,0%,100%,.7);--glass-border:hsla(0,0%,100%,.5);--glass-shadow:0 8px 32px 0 rgba(31,38,135,.07);--font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol";--nav-height:44px;--max-width:980px}[data-theme=dark]{--background:#0a0a0a;--foreground:#ededed;--gray-50:#1c1c1e;--gray-100:#2c2c2e;--gray-200:#3a3a3c;--gray-300:#48484a;--gray-400:#636366;--gray-500:#8e8e93;--gray-600:#aeaeb2;--gray-800:#f2f2f7;--accent-blue:#2997ff;--accent-blue-hover:#0071e3;--glass-bg:rgba(0,0,0,.6);--glass-border:hsla(0,0%,100%,.1);--glass-shadow:0 8px 32px 0 rgba(0,0,0,.3)}*{box-sizing:border-box;padding:0;margin:0}body,html{max-width:100vw;overflow-x:hidden;font-family:var(--font-sans);background-color:var(--background);color:var(--foreground);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.47059;letter-spacing:-.022em;transition:background-color .3s ease,color .3s ease}a{color:inherit;text-decoration:none}.container{max-width:var(--max-width);margin:0 auto;padding:0 20px}.section{padding:100px 0}.title-large{font-size:48px;line-height:1.08349;font-weight:700;letter-spacing:-.003em;margin-bottom:20px}.title-medium{font-size:32px;line-height:1.125;font-weight:700;letter-spacing:.004em;margin-bottom:15px}.text-body{color:var(--foreground)}.text-body,.text-subtle{font-size:17px;line-height:1.47059;font-weight:400;letter-spacing:-.022em}.text-subtle{color:var(--gray-500)}.button{display:inline-block;background-color:var(--accent-blue);color:#fff;padding:8px 16px;border-radius:980px;font-size:12px;line-height:1.33337;font-weight:400;letter-spacing:-.01em;transition:background-color .3s ease}.button:hover{background-color:var(--accent-blue-hover)}.glass-panel{background:var(--glass-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow)}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:20px;gap:20px}@media (max-width:768px){.grid-3{grid-template-columns:1fr}.title-large{font-size:36px}}.book-series-section{margin-bottom:60px}.horizontal-scroll{display:flex;overflow-x:auto;gap:20px;padding-bottom:20px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}.horizontal-scroll>*{flex:0 0 auto;width:300px;scroll-snap-align:start}.book-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));grid-gap:24px;gap:24px;width:100%}@media (max-width:768px){.horizontal-scroll>*{width:260px}}