html{scroll-behavior:smooth}[id]{scroll-margin-top:1.5rem}:root{--primary-color:#4f46e5;--primary-hover:#4338ca;--secondary-color:#10b981;--bg-color:#0f172a;--surface-color:#1e293b;--text-main:#f8fafc;--text-secondary:#cbd5e1;--text-muted:#94a3b8;--danger-color:#ef4444;--border-color:#334155;--glass-bg:#1e293bbf;--glass-border:#ffffff1a;--success-color:#10b981;--warning-color:#f59e0b}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-main);-webkit-font-smoothing:antialiased;min-height:100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.6}.glass-panel{background:var(--glass-bg);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);border-radius:16px;box-shadow:0 4px 30px #0000001a}.container{max-width:900px;margin:0 auto;padding:2rem 1.5rem}h1,h2,h3,h4{color:var(--text-main);margin-bottom:1rem;line-height:1.2}h1{background:linear-gradient(90deg,#818cf8,#c084fc);-webkit-text-fill-color:transparent;-webkit-background-clip:text;font-size:2.5rem;font-weight:800}h2{border-bottom:1px solid var(--border-color);margin-top:2.5rem;padding-bottom:.5rem;font-size:1.75rem}h3{color:#cbd5e1;margin-top:1.5rem;font-size:1.25rem}p{color:#e2e8f0;margin-bottom:1rem}ul,ol{color:#e2e8f0;margin-bottom:1rem;padding-left:1.5rem}li{margin-bottom:.5rem}strong{color:#fff}a{color:#818cf8;text-decoration:none;transition:color .2s}a:hover{color:#a5b4fc}.btn{cursor:pointer;border:none;border-radius:8px;justify-content:center;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-size:1rem;font-weight:600;transition:all .2s;display:inline-flex}.btn-primary{background-color:var(--primary-color);color:#fff}.btn-primary:hover{background-color:var(--primary-hover);transform:translateY(-2px);box-shadow:0 4px 12px #4f46e54d}.btn-outline{border:1px solid var(--border-color);color:var(--text-main);background-color:#0000}.btn-outline:hover{background-color:#ffffff0d}.btn:disabled{opacity:.5;cursor:not-allowed;box-shadow:none;transform:none}blockquote{border-left:4px solid var(--primary-color);background:#4f46e51a;border-radius:0 8px 8px 0;margin:1.5rem 0;padding:1rem 1.5rem;font-style:italic}.table-wrapper{border:1px solid var(--border-color);border-radius:8px;margin:1.5rem 0;overflow-x:auto}table{border-collapse:collapse;width:100%}th,td{text-align:left;border-bottom:1px solid var(--border-color);padding:1rem}th{color:#fff;background-color:#ffffff0d;font-weight:600}tr:last-child td{border-bottom:none}tr:hover td{background-color:#ffffff05}code{color:#f1f5f9;background:#0000004d;border-radius:4px;padding:.2rem .4rem;font-family:Fira Code,Courier New,Courier,monospace;font-size:.9em}.card{cursor:pointer;flex-direction:column;padding:1.5rem;transition:transform .3s,box-shadow .3s;display:flex}.card:hover{border-color:#fff3;transform:translateY(-5px);box-shadow:0 10px 25px #0003}.card h3{color:#fff;margin-top:0;margin-bottom:.5rem}.card p{color:var(--text-muted);flex-grow:1;margin-bottom:1.5rem}.math-block{text-align:center;background:#0003;border-radius:8px;margin:1rem 0;padding:1rem;font-family:Georgia,serif;font-size:1.1rem;font-style:italic}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes fnFadeIn{0%{opacity:0}to{opacity:1}}.animate-fade-in{animation:.5s forwards fadeIn}@media (width<=768px){h1{font-size:1.8rem}h2{font-size:1.4rem}.container{padding:1.25rem 1rem 5.5rem}th,td{padding:.75rem .6rem;font-size:.88rem}}@media (width<=480px){h1{font-size:1.6rem}h2{font-size:1.25rem}h3{font-size:1.1rem}}:root[data-theme=light]{--primary-color:#4f46e5;--primary-hover:#4338ca;--secondary-color:#10b981;--bg-color:#f1f5f9;--surface-color:#fff;--text-main:#0f172a;--text-secondary:#334155;--text-muted:#475569;--danger-color:#ef4444;--border-color:#cbd5e1;--glass-bg:#ffffffc7;--glass-border:#0000001a;--success-color:#10b981;--warning-color:#f59e0b}:root[data-theme=light] h3,:root[data-theme=light] p,:root[data-theme=light] ul,:root[data-theme=light] ol{color:#334155}:root[data-theme=light] strong{color:#000}:root[data-theme=light] th{color:#0f172a;background-color:#0000000d}:root[data-theme=light] tr:hover td{background-color:#00000005}:root[data-theme=light] .card h3{color:#0f172a}:root[data-theme=light] code{color:#0f172a;background:#0000000d}:root[data-theme=light] .math-block{background:#0000000d}:root[data-theme=light] blockquote{background:#4f46e512}