:root{--vl-bg: #faf8f2;--vl-surface: #ffffff;--vl-surface-alt: #f2ede0;--vl-text: #1a1a1a;--vl-muted: #6a6866;--vl-gold: #b8941e;--vl-gold-hover: #8f710d;--vl-gold-underline: rgba(184, 148, 30, 0.35);--vl-burgundy: #8b3a3a;--vl-rule: #d9d4c5;--vl-card-shadow: 0 2px 12px rgba(0, 0, 0, 0.06)}html[data-theme="dark"]{--vl-bg: #0f0f0f;--vl-surface: #1a1a1a;--vl-surface-alt: #1a1a1a;--vl-text: #f5f5f0;--vl-muted: #8a8a82;--vl-gold: #d4af37;--vl-gold-hover: #eccb5a;--vl-gold-underline: rgba(212, 175, 55, 0.4);--vl-burgundy: #a4555a;--vl-rule: #2a2a28;--vl-card-shadow: 0 2px 16px rgba(0, 0, 0, 0.45)}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--vl-bg);color:var(--vl-text);font-family:Georgia,"Iowan Old Style","Palatino Linotype",serif;font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;transition:background-color 0.25s ease, color 0.25s ease}.wrap{max-width:960px;margin:0 auto;padding:0 2rem}.site-header{background:var(--vl-bg);border-bottom:1px solid var(--vl-rule);padding:1rem 0}.site-header .wrap{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem}.brand{display:flex;align-items:center;gap:0.75rem;text-decoration:none;color:var(--vl-text);border:none}.brand .brand-mark{width:36px;height:36px;display:block}.brand .brand-text{font-family:"Optima","Futura","Iowan Old Style",Georgia,serif;font-size:1.4rem;font-weight:500;letter-spacing:0.12em;text-transform:uppercase;color:var(--vl-text)}.brand:hover .brand-text{color:var(--vl-gold)}.site-nav{display:flex;gap:1.5rem;align-items:center}.site-nav a{color:var(--vl-muted);text-decoration:none;font-family:"Optima","Futura","Iowan Old Style",Georgia,serif;font-size:0.95rem;letter-spacing:0.08em;text-transform:uppercase;border-bottom:1px solid transparent;padding-bottom:2px;transition:color 0.2s ease, border-color 0.2s ease}.site-nav a:hover{color:var(--vl-gold);border-bottom-color:var(--vl-gold)}.theme-toggle{background:transparent;border:1px solid var(--vl-rule);color:var(--vl-muted);cursor:pointer;width:36px;height:36px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;padding:0;transition:color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease}.theme-toggle svg{width:18px;height:18px}.theme-toggle .icon-sun{display:none}.theme-toggle .icon-moon{display:block}.theme-toggle:hover{color:var(--vl-gold);border-color:var(--vl-gold)}html[data-theme="dark"] .theme-toggle .icon-sun{display:block}html[data-theme="dark"] .theme-toggle .icon-moon{display:none}a{color:var(--vl-gold);text-decoration:none;border-bottom:1px solid var(--vl-gold-underline);transition:color 0.15s ease, border-color 0.15s ease}a:hover{color:var(--vl-gold-hover);border-bottom-color:var(--vl-gold)}h1,h2,h3,h4{color:var(--vl-text);font-family:"Optima","Futura","Iowan Old Style",Georgia,serif;font-weight:500;letter-spacing:0.02em;line-height:1.25}h1{font-size:2.8rem;margin:2rem 0 1rem;letter-spacing:0.04em}h2{font-size:1.75rem;margin-top:3rem;margin-bottom:1rem;padding-bottom:0.5rem;border-bottom:1px solid var(--vl-rule)}h3{font-size:1.25rem;margin-top:2.5rem;margin-bottom:1rem;color:var(--vl-gold);font-style:italic;font-family:Georgia,"Iowan Old Style","Palatino Linotype",serif;letter-spacing:0}p{margin:0 0 1.1em}blockquote{border-left:3px solid var(--vl-gold);margin:1.5rem 0;padding:0.25rem 0 0.25rem 1.25rem;color:var(--vl-muted);font-style:italic}code,pre{font-family:"SF Mono", "Menlo", "Consolas", monospace;background:var(--vl-surface-alt);color:var(--vl-text);border:1px solid var(--vl-rule);border-radius:2px;font-size:0.9em}code{padding:0.1em 0.35em}pre{padding:1rem;overflow-x:auto}pre code{border:0;padding:0;background:transparent}hr{border:0;border-top:1px solid var(--vl-rule);margin:3rem 0}.content{padding:2rem 0 4rem}.hero{display:grid;grid-template-columns:1fr 1.2fr;gap:2rem;align-items:center;padding:3rem 0 2rem;border-bottom:1px solid var(--vl-rule);margin-bottom:2.5rem}@media (max-width: 760px){.hero{grid-template-columns:1fr;gap:1rem}}.hero .hero-text h1{font-size:3.6rem;margin:0 0 0.5rem;letter-spacing:0.05em}.hero .tagline{color:var(--vl-muted);font-style:italic;font-size:1.25rem;margin:0;font-family:Georgia,"Iowan Old Style","Palatino Linotype",serif}.hero .hero-visual img{width:100%;height:auto;display:block}.lede{margin:0 auto 3rem;max-width:44rem;font-size:1.08rem}.lede p{margin-bottom:1.25em}.lede p:first-of-type{font-size:1.2rem;line-height:1.55;color:var(--vl-text)}.lede p:first-of-type::first-letter{font-family:"Optima","Futura","Iowan Old Style",Georgia,serif;font-size:3.2em;float:left;line-height:0.9;padding:0.05em 0.15em 0 0;color:var(--vl-gold)}.tools-grid{display:grid;grid-template-columns:repeat(auto-fit, minmax(280px, 1fr));gap:1.25rem;margin:1.5rem 0 2.5rem}.tool-card{background:var(--vl-surface);border:1px solid var(--vl-rule);border-left:3px solid var(--vl-gold);padding:1.5rem;border-radius:2px;transition:border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.25s ease}.tool-card:hover{border-color:var(--vl-gold);border-left-color:var(--vl-gold);box-shadow:var(--vl-card-shadow)}.tool-card.comparative{border-left-color:var(--vl-burgundy)}.tool-card.comparative:hover{border-color:var(--vl-burgundy)}.tool-card .tool-icon{width:48px;height:48px;display:block;margin:0 0 0.75rem}.tool-card h3{margin:0 0 0.4rem;font-size:1.35rem;color:var(--vl-text);font-family:"Optima","Futura","Iowan Old Style",Georgia,serif;font-style:normal;letter-spacing:0.02em}.tool-card h3 a{color:inherit;border-bottom:none}.tool-card h3 a:hover{color:var(--vl-gold)}.tool-card .object{color:var(--vl-muted);font-style:italic;font-size:0.92rem;margin:0 0 0.75rem}.tool-card p{margin:0;font-size:0.98rem;line-height:1.55}.tool-entry{margin:3rem 0;padding-bottom:3rem;border-bottom:1px solid var(--vl-rule)}.tool-entry:last-of-type{border-bottom:none}.tool-entry .tool-entry-head{display:flex;align-items:flex-start;gap:1.25rem;margin-bottom:1rem}.tool-entry .tool-entry-head h2{margin:0 0 0.3rem;padding:0;border:0}.tool-entry .tool-entry-head p{margin:0 0 0.2rem}.tool-entry .tool-icon-lg{width:64px;height:64px;flex-shrink:0;display:block}.tool-entry .object em{color:var(--vl-muted);font-style:italic}.tool-entry .tool-meta{color:var(--vl-muted);font-size:0.92rem;margin-top:0.75rem}.tool-entry .tool-meta em{color:var(--vl-muted)}.tool-entry.scope h2{color:var(--vl-gold)}.tool-entry.comparative h2{color:var(--vl-burgundy)}.mermaid{background:var(--vl-surface);border:1px solid var(--vl-rule);border-radius:2px;padding:2rem 1.5rem;margin:2rem 0;text-align:center;overflow-x:auto;transition:background-color 0.25s ease, border-color 0.25s ease}.site-footer{border-top:1px solid var(--vl-rule);color:var(--vl-muted);font-size:0.9rem;padding:2rem 0;margin-top:4rem}.site-footer p{margin:0}.site-footer a{color:var(--vl-muted);border-bottom-color:transparent}.site-footer a:hover{color:var(--vl-gold);border-bottom-color:var(--vl-gold)}