@import"https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=DM+Sans:ital,opsz,wght@0,9..40,300..700;1,9..40,300..700&family=JetBrains+Mono:wght@300;400;500;600&display=swap";:root{--surface-0: #06060b;--surface-1: #0c0c14;--surface-2: #12121c;--surface-3: #1a1a27;--surface-4: #222233;--surface-elevated: #161622;--surface-overlay: rgba(6, 6, 11, .92);--ink-primary: #e8e6e1;--ink-secondary: #9e9ba8;--ink-tertiary: #6b6878;--ink-ghost: #3d3b4a;--ink-inverse: #06060b;--sem-token: #5b9cf5;--sem-token-dim: #2d4e7a;--sem-token-bg: rgba(91, 156, 245, .08);--sem-attention: #e8944a;--sem-attention-dim: #74492a;--sem-attention-bg: rgba(232, 148, 74, .08);--sem-ffn: #5cc98e;--sem-ffn-dim: #2e6447;--sem-ffn-bg: rgba(92, 201, 142, .08);--sem-logits: #b07ce8;--sem-logits-dim: #583e74;--sem-logits-bg: rgba(176, 124, 232, .08);--sem-kvcache: #4ecdc4;--sem-kvcache-dim: #276662;--sem-kvcache-bg: rgba(78, 205, 196, .08);--sem-norm: #7a7888;--sem-norm-dim: #3d3c44;--sem-norm-bg: rgba(122, 120, 136, .08);--sem-router: #e85b5b;--sem-router-dim: #742d2d;--sem-router-bg: rgba(232, 91, 91, .08);--sem-expert: #e8d44a;--sem-expert-dim: #746a25;--sem-expert-bg: rgba(232, 212, 74, .08);--accent: #e8944a;--accent-hover: #f0a85e;--accent-muted: rgba(232, 148, 74, .15);--state-success: #5cc98e;--state-error: #e85b5b;--state-warning: #e8d44a;--state-info: #5b9cf5;--state-locked: #3d3b4a;--font-display: "Instrument Serif", Georgia, serif;--font-body: "DM Sans", system-ui, sans-serif;--font-mono: "JetBrains Mono", "Menlo", monospace;--text-xs: .75rem;--text-sm: .8125rem;--text-base: .9375rem;--text-lg: 1.125rem;--text-xl: 1.375rem;--text-2xl: 1.75rem;--text-3xl: 2.25rem;--text-4xl: 3rem;--text-5xl: 4rem;--text-6xl: 5.5rem;--leading-tight: 1.15;--leading-snug: 1.3;--leading-normal: 1.6;--leading-relaxed: 1.75;--tracking-tight: -.02em;--tracking-normal: 0;--tracking-wide: .04em;--tracking-wider: .08em;--tracking-mono: .02em;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--space-20: 5rem;--space-24: 6rem;--space-32: 8rem;--content-width: 52rem;--sidebar-width: 17rem;--lesson-width: 42rem;--page-padding: var(--space-6);--border-subtle: 1px solid rgba(255, 255, 255, .05);--border-default: 1px solid rgba(255, 255, 255, .08);--border-strong: 1px solid rgba(255, 255, 255, .14);--border-accent: 1px solid var(--accent);--radius-sm: 3px;--radius-md: 6px;--radius-lg: 10px;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .3);--shadow-md: 0 4px 12px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 30px rgba(0, 0, 0, .5);--shadow-glow: 0 0 20px rgba(232, 148, 74, .1);--ease-out: cubic-bezier(.16, 1, .3, 1);--ease-in-out: cubic-bezier(.65, 0, .35, 1);--duration-fast: .15s;--duration-normal: .25s;--duration-slow: .4s}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;scroll-behavior:smooth}body{font-family:var(--font-body);font-size:var(--text-base);line-height:var(--leading-normal);color:var(--ink-primary);background:var(--surface-0);min-height:100dvh;overflow-x:hidden}body:before{content:"";position:fixed;inset:0;background-image:radial-gradient(circle,rgba(255,255,255,.03) 1px,transparent 1px);background-size:24px 24px;pointer-events:none;z-index:0}h1,h2,h3,h4,h5,h6{font-family:var(--font-display);font-weight:400;line-height:var(--leading-tight);letter-spacing:var(--tracking-tight);color:var(--ink-primary)}h1{font-size:var(--text-4xl)}h2{font-size:var(--text-2xl)}h3{font-size:var(--text-xl)}h4{font-size:var(--text-lg)}p{margin-bottom:var(--space-4)}p:last-child{margin-bottom:0}strong{font-weight:600}em{font-style:italic}a{color:var(--accent);text-decoration:none;transition:color var(--duration-fast) var(--ease-out)}a:hover{color:var(--accent-hover)}code{font-family:var(--font-mono);font-size:.875em;letter-spacing:var(--tracking-mono);background:var(--surface-3);padding:.15em .4em;border-radius:var(--radius-sm);color:var(--sem-token)}pre{font-family:var(--font-mono);font-size:var(--text-sm);line-height:var(--leading-relaxed);background:var(--surface-2);border:var(--border-default);border-radius:var(--radius-md);padding:var(--space-4) var(--space-5);overflow-x:auto;margin:var(--space-4) 0}pre code{background:none;padding:0;border-radius:0;color:var(--ink-primary)}::selection{background:var(--accent-muted);color:var(--ink-primary)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--ink-ghost);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--ink-tertiary)}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}.mono{font-family:var(--font-mono);letter-spacing:var(--tracking-mono)}.text-secondary{color:var(--ink-secondary)}.text-tertiary{color:var(--ink-tertiary)}