a{color:inherit}.ch-header{position:-webkit-sticky;position:sticky;top:0;z-index:100;display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;grid-gap:24px;gap:24px;height:60px;padding:0 24px;background:color-mix(in srgb,var(--ch-bg-subtle) 88%,transparent);-webkit-backdrop-filter:saturate(140%) blur(12px);backdrop-filter:saturate(140%) blur(12px);border-bottom:1px solid var(--ch-border)}.ch-header-start{display:flex;align-items:center;gap:16px;min-width:0}.ch-brand{display:inline-flex;align-items:center;gap:10px;color:var(--ch-text);font-size:18px;font-weight:700;letter-spacing:-.02em;text-decoration:none}.ch-brand-mark{color:var(--ch-accent)}.ch-family{display:inline-flex;gap:2px;padding:3px;border:1px solid var(--ch-border);border-radius:10px;background:var(--ch-surface)}.ch-family-link{padding:5px 11px;border-radius:7px;font-size:13px;color:var(--ch-text-muted);text-decoration:none}.ch-family-link:hover{color:var(--ch-text)}.ch-family-link[aria-current]{background:var(--ch-accent-subtle);color:var(--ch-accent-text);font-weight:600}.ch-nav{display:flex;gap:4px}.ch-nav-link{padding:7px 13px;border-radius:8px;font-size:14px;color:var(--ch-text-muted);white-space:nowrap;text-decoration:none}.ch-nav-link:hover,.ch-nav-link[aria-current=page]{color:var(--ch-text);background:var(--ch-surface)}.ch-nav-link[aria-current=page]{font-weight:500;box-shadow:inset 0 0 0 1px var(--ch-border)}.ch-header-actions{justify-self:end;display:flex;gap:8px}.ch-icon-btn{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:9px;border:1px solid var(--ch-border);background:var(--ch-surface);color:var(--ch-text);cursor:pointer}.ch-icon-btn:hover{border-color:var(--ch-border-strong)}.ch-hamburger{display:none}.ch-body{display:grid;grid-template-columns:248px minmax(0,1fr) 220px;min-height:calc(100vh - 60px)}.ch-sidebar{position:-webkit-sticky;position:sticky;top:60px;height:calc(100vh - 60px);overflow-y:auto;gap:18px;padding:20px 12px;background:var(--ch-bg-subtle);border-right:1px solid var(--ch-border)}.ch-sidebar,.ch-sidebar-group{display:flex;flex-direction:column}.ch-sidebar-group{gap:1px}.ch-sidebar-label{padding:0 10px 6px;font-family:var(--vhyx-font-mono);font-size:11px;font-weight:500;letter-spacing:.08em;text-transform:uppercase;color:var(--ch-text-muted)}.ch-sidebar-link{padding:6px 10px;border-radius:8px;font-size:14px;color:var(--ch-text-subtle);text-decoration:none}.ch-sidebar-link:hover{background:var(--ch-surface);color:var(--ch-text)}.ch-sidebar-link[aria-current=page]{background:var(--ch-accent-subtle);color:var(--ch-accent-text);font-weight:500;box-shadow:inset 2px 0 0 var(--ch-accent)}.ch-scrim{position:fixed;inset:0;background:rgb(0 0 0/.5);z-index:80}.ch-main{min-width:0;padding:48px 56px 80px}.ch-main--full{padding:0}.ch-toc{position:-webkit-sticky;position:sticky;top:60px;align-self:start;display:flex;flex-direction:column;gap:2px;padding:48px 16px 24px 0}.ch-toc-link{padding:4px 10px;font-size:13px;color:var(--ch-text-muted);text-decoration:none;border-left:1px solid var(--ch-border)}.ch-toc-link:hover{color:var(--ch-text);border-left-color:var(--ch-accent)}.prose{max-width:50rem;font-size:16px;line-height:1.7}.prose h1{font-size:clamp(2rem,1.4rem + 2vw,2.75rem);font-weight:700;letter-spacing:-.03em;line-height:1.1;margin:0 0 16px}.prose h2{font-size:24px;font-weight:700;letter-spacing:-.02em;margin:48px 0 12px;scroll-margin-top:80px}.prose h3{font-size:18px;margin:28px 0 8px}.prose p,.prose ul{color:var(--ch-text-subtle)}.prose strong{color:var(--ch-text)}.prose a{color:var(--ch-accent-text);text-decoration:none}.prose a:hover{text-decoration:underline}.prose code{background:var(--ch-surface);border:1px solid var(--ch-border);padding:.1em .35em;border-radius:5px;font-size:.86em}.code,.prose .code{background:var(--ch-bg-subtle);border:1px solid var(--ch-border);border-radius:12px;color:var(--ch-text-subtle)}.code code,.prose .code code{border:0;background:none;padding:0}.example{gap:16px;padding:16px;border:1px solid var(--ch-border);border-radius:16px;background:var(--ch-surface)}.example .code{background:var(--ch-bg-subtle)}.cmp{border-collapse:collapse}.cmp th{font-family:var(--vhyx-font-mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--ch-text-muted)}.cmp td,.cmp th{border-bottom-color:var(--ch-border)}.ch-home-inner{max-width:1320px;margin:0 auto;padding:0 40px}.ch-grid-bg{background-image:linear-gradient(var(--ch-grid) 1px,transparent 1px),linear-gradient(90deg,var(--ch-grid) 1px,transparent 1px);background-size:48px 48px}.ch-eyebrow,.ch-mono-label{font-family:var(--vhyx-font-mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase}.ch-eyebrow{color:var(--ch-accent-text)}.ch-hero{padding:80px 0 48px}.ch-hero-copy{display:flex;flex-direction:column;align-items:center;gap:22px;text-align:center}.ch-hero-title{margin:0;max-width:16ch;font-size:clamp(2.8rem,1.4rem + 4.4vw,5rem);font-weight:700;line-height:1;letter-spacing:-.04em}.ch-hero-lead{margin:0;max-width:40rem;font-size:18px;line-height:1.6;color:var(--ch-text-subtle)}.ch-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;align-items:center}.ch-btn{display:inline-flex;align-items:center;gap:8px;padding:12px 20px;border-radius:10px;font-size:15px;font-weight:600;text-decoration:none}.ch-btn--primary{background:var(--ch-accent);color:var(--ch-on-accent)}.ch-btn--primary:hover{background:var(--ch-accent-hover)}.ch-btn--ghost{border:1px solid var(--ch-border-strong);color:var(--ch-text);font-weight:500}.ch-btn--ghost:hover{border-color:var(--ch-accent)}.ch-install{display:inline-flex;align-items:center;gap:10px;padding:11px 14px;border:1px solid var(--ch-border);border-radius:10px;background:var(--ch-surface);font-family:var(--vhyx-font-mono);font-size:13px}.ch-install span{color:var(--ch-text-muted)}.ch-showcase{margin-top:40px;border:1px solid var(--ch-border-strong);border-radius:18px;background:var(--ch-surface);overflow:hidden;text-align:left}.ch-showcase-tabs{display:flex;flex-wrap:wrap;gap:4px;padding:10px 12px;border-bottom:1px solid var(--ch-border);background:var(--ch-bg-subtle)}.ch-tab{padding:6px 12px;border:0;border-radius:8px;background:transparent;color:var(--ch-text-muted);font:inherit;font-size:13px;cursor:pointer}.ch-tab:hover{color:var(--ch-text)}.ch-tab[aria-selected=true]{background:var(--ch-accent-subtle);color:var(--ch-accent-text);font-weight:600}.ch-showcase-body{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,3fr)}.ch-showcase-source{margin:0;padding:18px 20px;max-height:460px;overflow:auto;border-right:1px solid var(--ch-border);background:var(--ch-bg-subtle);font-size:12.5px;line-height:1.65;color:var(--ch-text-subtle);white-space:pre}.ch-showcase-stage{min-width:0;padding:20px}.ch-showcase-caption{margin:0;padding:12px 20px;border-top:1px solid var(--ch-border);font-size:14px;color:var(--ch-text-muted)}.ch-section{padding:72px 0}.ch-section-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:28px}.ch-h2{margin:0;font-size:clamp(1.8rem,1.3rem + 1.4vw,2.4rem);font-weight:700;letter-spacing:-.025em}.ch-section-lead{margin:0;max-width:28rem;color:var(--ch-text-subtle);line-height:1.6}.ch-features{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:14px;gap:14px}.ch-feature{display:flex;flex-direction:column;gap:10px;padding:22px;border:1px solid var(--ch-border);border-radius:16px;background:var(--ch-surface)}.ch-feature svg{color:var(--ch-accent)}.ch-feature strong{font-size:16px}.ch-feature p{margin:0;font-size:14px;line-height:1.6;color:var(--ch-text-muted)}.ch-runs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:14px;gap:14px}.ch-run{display:flex;flex-direction:column;gap:8px;padding:20px;border:1px solid var(--ch-border);border-radius:16px;background:var(--ch-surface);text-decoration:none;color:var(--ch-text)}.ch-run:hover{border-color:var(--ch-accent)}.ch-run code{font-size:12px;color:var(--ch-accent-text)}.ch-run span{font-size:14px;line-height:1.5}.ch-footer,.ch-run span{color:var(--ch-text-muted)}.ch-footer{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;padding:24px 40px;border-top:1px solid var(--ch-border);font-size:13px}.ch-footer a{color:var(--ch-text-subtle);text-decoration:none}.ch-footer-links{display:flex;gap:16px}@media (max-width:1200px){.ch-body{grid-template-columns:248px minmax(0,1fr)}.ch-toc{display:none}}@media (max-width:1080px){.ch-features,.ch-runs{grid-template-columns:repeat(2,minmax(0,1fr))}.ch-showcase-body{grid-template-columns:minmax(0,1fr)}.ch-showcase-source{max-height:260px;border-right:0;border-bottom:1px solid var(--ch-border)}}@media (max-width:1024px){.ch-header{grid-template-columns:minmax(0,1fr) auto;height:auto;padding:10px 16px;row-gap:8px}.ch-hamburger{display:inline-flex}.ch-family{display:none}.ch-nav{grid-column:1/-1;order:3;overflow-x:auto;scrollbar-width:none;-webkit-mask-image:linear-gradient(90deg,#000 calc(100% - 32px),transparent);mask-image:linear-gradient(90deg,#000 calc(100% - 32px),transparent)}.ch-body{grid-template-columns:minmax(0,1fr)}.ch-sidebar{position:fixed;top:0;left:0;z-index:90;width:260px;height:100vh;transform:translateX(-100%);transition:transform .2s ease}.ch-sidebar[data-open=true]{transform:none}.ch-main{padding:32px 20px 64px}.ch-main--full{padding:0}}@media (max-width:640px){.ch-home-inner{padding:0 16px}.ch-hero{padding:48px 0 32px}.ch-features,.ch-runs{grid-template-columns:minmax(0,1fr)}.ch-footer{padding:20px 16px}}.demo{display:flex;flex-direction:column;gap:12px;margin:16px 0}.demo .code{margin:0}.demo-toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13px;color:var(--ch-text-muted)}.demo-btn{all:unset;cursor:pointer;padding:7px 12px;border-radius:8px;background:var(--ch-accent);color:var(--ch-on-accent);font-weight:600;font-size:13px}.demo-btn:hover{background:var(--ch-accent-hover)}.demo-btn:focus-visible{outline:2px solid var(--ch-accent);outline-offset:2px}