.xsg{--sg-glow:color-mix(in srgb, var(--signal-accent) 55%, white)}.xsg .sg-head{margin-bottom:var(--sp-12);text-align:center;justify-items:center;display:grid}.xsg :is(.sg-hero,.sg-tour) :is(h1,h2,h3){color:var(--home-ink-text)}.xsg :is(.sg-hero,.sg-tour) .home-kicker{color:var(--home-ink-muted)}.xsg :is(.sg-hero,.sg-tour) :is(a,button):focus-visible{outline-color:var(--home-ink-text)}.xsg .sg-logo{aspect-ratio:1;background:#fff;border-radius:24%;flex:none;place-items:center;width:2.75rem;display:grid;overflow:hidden}.xsg .sg-logo img{width:76%;height:auto}.xsg .sg-logo[data-host=codex] img{width:100%}.xsg .sg-hero{isolation:isolate;min-height:min(100svh,56rem);padding-block:calc(var(--home-header) + var(--sp-12)) var(--sp-16);background:var(--home-ink);color:var(--home-ink-text);align-items:center;display:grid;position:relative;overflow:hidden}.xsg .sg-hero__video{z-index:-2;-o-object-fit:cover;object-fit:cover;width:100%;height:100%;position:absolute;inset:0}.xsg .sg-hero:after{content:"";z-index:-1;background:linear-gradient(90deg, color-mix(in srgb, var(--home-ink) 94%, transparent), color-mix(in srgb, var(--home-ink) 62%, transparent) 48%, transparent 82%), linear-gradient(0deg, var(--home-ink), transparent 30%);position:absolute;inset:0}.xsg .sg-hero__title{font-size:var(--fs-display);letter-spacing:-.035em;margin:0;font-weight:800;line-height:1.02}.xsg .sg-hero__title span{color:var(--sg-glow)}.xsg .sg-hero__lead{max-width:38ch;margin:var(--sp-6) 0 0;color:var(--home-ink-muted);font-size:var(--fs-lead);line-height:var(--signal-leading)}.xsg .sg-hero__actions{align-items:center;gap:var(--sp-6);margin-top:var(--sp-8);flex-wrap:wrap;display:flex}.xsg .sg-hero__actions .guard-button{align-items:center;gap:var(--sp-2);display:inline-flex}.xsg .sg-hero__how{color:var(--home-ink-text);text-decoration:underline;-webkit-text-decoration-color:color-mix(in srgb, var(--home-ink-text) 40%, transparent);text-decoration-color:color-mix(in srgb, var(--home-ink-text) 40%, transparent);text-underline-offset:.3em;font-weight:600}.xsg .sg-hero__how:hover{text-decoration-color:currentColor}.xsg .sg-hero__hosts{margin-top:var(--sp-12)}.xsg .sg-hero__hosts p{margin:0 0 var(--sp-3);color:var(--home-ink-muted);font-family:var(--font-mono), monospace;font-size:var(--fs-label);letter-spacing:.14em;text-transform:uppercase}.xsg .sg-hero__hosts ul{gap:var(--sp-4) var(--sp-8);flex-wrap:wrap;margin:0;padding:0;list-style:none;display:flex}.xsg .sg-hero__hosts li{align-items:center;gap:var(--sp-3);font-weight:600;font-size:var(--fs-lead);display:flex}.xsg .sg-flow{padding-block:var(--section-y);background:var(--signal-bg)}.xsg .sg-flow__diagram{grid-template-columns:minmax(0, 1fr) var(--sp-16) minmax(0, 1.2fr) var(--sp-16) minmax(0, 1fr);align-items:center;display:grid}.xsg .sg-node{gap:var(--sp-5);padding:var(--sp-6);border:var(--signal-border) solid var(--signal-line);border-radius:var(--r-lg);background:var(--signal-surface);box-shadow:0 var(--sp-4) var(--sp-12) color-mix(in srgb, var(--home-ink) 8%, transparent);display:grid}.xsg .sg-node__label{align-items:center;gap:var(--sp-2);font-family:var(--font-mono), monospace;font-size:var(--fs-label);letter-spacing:.12em;text-transform:uppercase;color:var(--signal-muted);margin:0;display:flex}.xsg .sg-code{padding:var(--sp-4);border-radius:var(--r-md);background:var(--home-ink);color:var(--home-ink-muted);font-family:var(--font-mono), monospace;font-size:var(--fs-sm);line-height:var(--signal-leading);margin:0}.xsg .sg-code code{color:var(--home-ink-text);overflow-wrap:anywhere;display:block}.xsg .sg-code mark{padding:0 var(--sp-1);border-radius:var(--r-sm);background:color-mix(in srgb, var(--signal-allow) 25%, transparent);color:color-mix(in srgb, var(--signal-allow) 60%, white)}.xsg .sg-code mark[data-risk]{background:color-mix(in srgb, var(--signal-deny) 30%, transparent);color:color-mix(in srgb, var(--signal-deny) 55%, white)}.xsg .sg-node--guard{padding:var(--sp-8);border-color:color-mix(in srgb, var(--signal-accent) 50%, transparent);background:var(--home-ink);color:var(--home-ink-text);box-shadow:0 0 0 var(--sp-2) color-mix(in srgb, var(--signal-accent) 14%, transparent), 0 var(--sp-8) var(--sp-24) color-mix(in srgb, var(--signal-accent) 30%, transparent)}.xsg .sg-node--guard .sg-node__label,.xsg .sg-node__foot{color:var(--home-ink-muted)}.xsg .sg-layers{gap:var(--sp-4);margin:0;padding:0;list-style:none;display:grid}.xsg .sg-layers li{align-items:center;gap:var(--sp-4);display:flex}.xsg .sg-layers__icon{aspect-ratio:1;border-radius:var(--r-md);background:color-mix(in srgb, var(--signal-accent) 28%, var(--home-ink));width:2.75rem;color:var(--sg-glow);flex:none;place-items:center;display:grid}.xsg .sg-layers strong{font-size:var(--fs-lead)}.xsg .sg-layers em{margin-left:var(--sp-2);padding:0 var(--sp-2);background:var(--sg-glow);color:var(--home-ink);font-size:var(--fs-xs);vertical-align:middle;border-radius:999px;font-style:normal;font-weight:700}.xsg .sg-layers small{color:var(--home-ink-muted);font-size:var(--fs-sm);display:block}.xsg .sg-node__foot{padding-top:var(--sp-4);border-top:var(--signal-border) solid var(--home-ink-line);font-family:var(--font-mono), monospace;font-size:var(--fs-xs);letter-spacing:.08em;text-transform:uppercase;margin:0}.xsg .sg-node__hosts{gap:var(--sp-3);margin:0;padding:0;list-style:none;display:flex}.xsg .sg-node__hosts .sg-logo{box-shadow:0 0 0 var(--signal-border) var(--signal-line)}.xsg .sg-pipe{--sg-pipe:var(--signal-deny);height:2px;margin-inline:var(--sp-2);background:repeating-linear-gradient(90deg, var(--sg-pipe) 0 6px, transparent 6px 11px);position:relative}.xsg .sg-pipe[data-tone=safe]{--sg-pipe:var(--signal-accent)}.xsg .sg-pipe:after{content:"";border:solid var(--sg-pipe);border-width:2px 2px 0 0;width:10px;height:10px;position:absolute;top:50%;right:-2px;translate:0 -50%;rotate:45deg}.xsg .sg-pipe span{background:var(--sg-pipe);width:10px;height:10px;box-shadow:0 0 0 4px color-mix(in srgb, var(--sg-pipe) 25%, transparent);border-radius:50%;position:absolute;top:50%;left:0;translate:-50% -50%}[data-motion=on] .xsg .sg-pipe span{animation:sg-travel 2.4s var(--ease) infinite}[data-motion=on] .xsg .sg-pipe[data-tone=safe] span{animation-delay:1.2s}@keyframes sg-travel{0%{opacity:0;left:0}15%,80%{opacity:1}to{opacity:0;left:100%}}.xsg .sg-tour{isolation:isolate;padding-block:var(--section-y);background:var(--home-ink);color:var(--home-ink-text);position:relative;overflow:hidden}.xsg .sg-tour:before{content:"";z-index:-1;background:radial-gradient(ellipse 40% 50% at 50% 60%, color-mix(in srgb, var(--signal-accent) 30%, transparent), transparent 70%), repeating-linear-gradient(0deg, color-mix(in srgb, var(--home-ink-line) 40%, transparent) 0 1px, transparent 1px var(--signal-grid)), repeating-linear-gradient(90deg, color-mix(in srgb, var(--home-ink-line) 40%, transparent) 0 1px, transparent 1px var(--signal-grid));position:absolute;inset:0;-webkit-mask-image:radial-gradient(80% 70% at 50% 55%,#000,#0000 85%);mask-image:radial-gradient(80% 70% at 50% 55%,#000,#0000 85%)}.xsg .sg-tour__hint{margin:var(--sp-4) 0 0;color:var(--home-ink-muted)}.xsg .sg-tour__figure{gap:var(--sp-12);grid-template-columns:minmax(0,1fr) min(28.75rem,40%) minmax(0,1fr);display:grid;position:relative}.xsg .sg-tour__lines{z-index:2;pointer-events:none;width:100%;height:100%;position:absolute;inset:0;overflow:visible}.xsg .sg-tour__lines line{stroke:color-mix(in srgb, var(--home-ink-text) 20%, transparent);stroke-width:1.5px;stroke-dasharray:4 4;transition:stroke var(--t-fast) var(--ease)}.xsg .sg-tour__lines circle{fill:color-mix(in srgb, var(--home-ink-text) 30%, transparent)}.xsg .sg-tour__lines g[data-on=true] line{stroke:var(--sg-glow);stroke-width:2px;stroke-dasharray:none}.xsg .sg-tour__lines g[data-on=true] circle{fill:var(--sg-glow)}.xsg .sg-tour__callouts{justify-content:space-around;gap:var(--sp-4);flex-direction:column;margin:0;padding:0;list-style:none;display:flex}.xsg .sg-tour__callouts[data-side=left]{text-align:right;align-items:flex-end}.xsg .sg-callout{width:min(100%,19rem);padding:var(--sp-3) var(--sp-4);border:var(--signal-border) solid var(--home-ink-line);border-radius:var(--r-md);background:color-mix(in srgb, var(--home-ink) 75%, transparent);color:var(--home-ink-text);font:inherit;text-align:inherit;cursor:pointer;transition:border-color var(--t-fast) var(--ease), background var(--t-fast) var(--ease);display:grid}.xsg .sg-callout[aria-expanded=true]{border-color:var(--sg-glow);background:color-mix(in srgb, var(--signal-accent) 20%, var(--home-ink))}.xsg .sg-callout__head{align-items:center;gap:var(--sp-2);display:flex}.xsg [data-side=left] .sg-callout__head{flex-direction:row-reverse}.xsg .sg-callout__num{aspect-ratio:1;background:var(--home-ink-line);width:1.5rem;font-family:var(--font-mono), monospace;font-size:var(--fs-xs);border-radius:50%;flex:none;place-items:center;display:grid}.xsg .sg-callout[aria-expanded=true] .sg-callout__num{background:var(--sg-glow);color:var(--home-ink)}.xsg .sg-callout em{padding:0 var(--sp-2);background:color-mix(in srgb, var(--signal-allow) 30%, transparent);color:color-mix(in srgb, var(--signal-allow) 50%, white);font-size:var(--fs-xs);border-radius:999px;font-style:normal;font-weight:700}.xsg .sg-callout__text{color:var(--home-ink-muted);font-size:var(--fs-sm);line-height:var(--signal-leading);transition:grid-template-rows var(--t-mid) var(--ease);grid-template-rows:0fr;display:grid}.xsg .sg-callout__text>span{overflow:hidden}.xsg .sg-callout[aria-expanded=true] .sg-callout__text{margin-top:var(--sp-2);grid-template-rows:1fr}.xsg .sg-tour__picture{align-self:center;position:relative}.xsg .sg-tour__picture img{border-radius:var(--r-md);width:100%;height:auto;box-shadow:0 var(--sp-10) var(--sp-24) #0000008c;display:block}.xsg .sg-tour__spots span{border-radius:var(--r-sm);transition:border-color var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease);border:2px solid #0000;position:absolute}.xsg .sg-tour__spots span[data-on=true]{border-color:var(--sg-glow);box-shadow:0 0 0 var(--sp-1) color-mix(in srgb, var(--signal-accent) 35%, transparent)}.xsg .sg-tour__spots b{top:calc(var(--sp-3) * -1);left:calc(var(--sp-3) * -1);aspect-ratio:1;background:var(--home-ink-line);width:1.4rem;color:var(--home-ink-text);font-family:var(--font-mono), monospace;font-size:var(--fs-xs);border-radius:50%;place-items:center;font-weight:400;display:grid;position:absolute}.xsg .sg-tour__spots span[data-on=true] b{background:var(--sg-glow);color:var(--home-ink)}.xsg .sg-download{padding-block:var(--section-y);background:var(--signal-bg)}.xsg .sg-download__card{align-items:center;gap:var(--sp-10);max-width:64rem;padding:var(--sp-12);border:var(--signal-border) solid var(--signal-line);border-radius:calc(var(--r-lg) * 1.5);background:var(--signal-surface);box-shadow:0 var(--sp-8) var(--sp-24) color-mix(in srgb, var(--home-ink) 10%, transparent);grid-template-columns:minmax(0,1fr) auto;margin-inline:auto;display:grid}.xsg .sg-download__brand{align-items:center;gap:var(--sp-6);display:flex}.xsg .sg-download__brand .home-kicker{margin-bottom:var(--sp-2)}.xsg .sg-download h2{font-size:var(--fs-h2);margin:0;line-height:1.1}.xsg .sg-tile{aspect-ratio:1;background:linear-gradient(160deg, color-mix(in srgb, var(--home-ink) 70%, var(--signal-accent)), var(--home-ink) 70%);width:5.5rem;box-shadow:0 var(--sp-4) var(--sp-10) color-mix(in srgb, var(--signal-accent) 30%, transparent);border-radius:24%;flex:none;place-items:center;display:grid}.xsg .sg-tile img{width:64%;height:auto}.xsg .sg-download__version{margin:var(--sp-2) 0 0;color:var(--signal-muted);font-family:var(--font-mono), monospace;font-size:var(--fs-sm)}.xsg .sg-download__version strong{color:var(--signal-accent-text);font-size:var(--fs-lead)}.xsg .sg-download__version a{color:var(--signal-accent-text)}.xsg .sg-download__cta{justify-items:end;gap:var(--sp-3);text-align:right;display:grid}.xsg .sg-download__cta p{color:var(--signal-muted);font-size:var(--fs-sm);margin:0}.xsg .sg-download__button{align-items:center;gap:var(--sp-3);min-height:calc(var(--signal-touch) * 1.3);padding-inline:var(--sp-8);font-size:var(--fs-lead);display:inline-flex}.xsg .sg-download__steps{gap:var(--sp-8);grid-column:1/-1;grid-template-columns:repeat(3,minmax(0,1fr));margin:0;padding:0;list-style:none;display:grid}.xsg .sg-download__steps li{padding-top:var(--sp-5);border-top:var(--signal-border) solid var(--signal-line)}.xsg .sg-download__steps span{aspect-ratio:1;width:1.75rem;margin-right:var(--sp-2);background:var(--signal-accent);color:#fff;font-family:var(--font-mono), monospace;font-size:var(--fs-xs);border-radius:50%;place-items:center;display:inline-grid}.xsg .sg-download__steps p{margin:var(--sp-2) 0 0;color:var(--signal-muted);font-size:var(--fs-sm);line-height:var(--signal-leading)}.xsg .sg-download__team{color:var(--signal-accent-text);grid-column:1/-1;justify-self:start;font-weight:600}@media (max-width:900px){.xsg .sg-hero{min-height:0;padding-block:calc(var(--home-header) + var(--sp-10)) var(--sp-12)}.xsg .sg-hero:after{background:linear-gradient(0deg, var(--home-ink), color-mix(in srgb, var(--home-ink) 70%, transparent))}.xsg .sg-flow__diagram{grid-template-columns:minmax(0,1fr)}.xsg .sg-pipe{width:2px;height:var(--sp-12);margin:var(--sp-2) 0;background:repeating-linear-gradient(180deg, var(--sg-pipe) 0 6px, transparent 6px 11px);justify-self:center}.xsg .sg-pipe:after{top:auto;bottom:-2px;right:50%;translate:50%;rotate:135deg}.xsg .sg-pipe span{display:none}.xsg .sg-tour__figure{gap:var(--sp-3);grid-template-columns:minmax(0,1fr)}.xsg .sg-tour__callouts,.xsg .sg-tour__callouts[data-side=left]{display:contents}.xsg .sg-tour__lines{display:none}.xsg .sg-tour__picture{width:min(100%,28rem);margin-bottom:var(--sp-5);order:-1;justify-self:center}.xsg [data-side=left] .sg-callout{text-align:left}.xsg [data-side=left] .sg-callout__head{flex-direction:row}.xsg .sg-callout{width:100%}.xsg .sg-download__card{gap:var(--sp-8);padding:var(--sp-8);grid-template-columns:minmax(0,1fr)}.xsg .sg-download__cta{text-align:left;justify-items:start}.xsg .sg-download__steps{gap:var(--sp-5);grid-template-columns:minmax(0,1fr)}}@media (max-width:600px){.xsg .sg-download__brand{align-items:flex-start}.xsg .sg-tile{width:4rem}}@media (prefers-reduced-motion:reduce){.xsg .sg-pipe span{animation:none}}