:root.marketing{--bg:#fff;--bg-2:#f4f5f7;--bg-3:#e5e6e9;--ink:#1a1d24;--ink-2:#626368;--ink-3:#696b71;--line:#e6e6e7;--line-2:#8c8e92;--accent:#245bc4;--accent-bright:var(--accent);--accent-hover:#1f50ad;--accent-press:#19438f;--accent-soft:#e9eff9;--accent-soft-2:#f3f6fc;--brand-tile:#245bc4;--mint-surface:#edf7f4;--mint-ink:#24654e;--peach-surface:#fff2eb;--peach-ink:#8d4b2e;--art-surface:#edf3fb;--mono:ui-monospace, "SFMono-Regular", Consolas, "Liberation Mono", monospace;--sans:system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI Variable Text", "Segoe UI", "Noto Sans", Cantarell, sans-serif;--radius-panel:10px;--radius-control:6px;--radius-dialog:14px;--dur:.11s;--shadow:0 0 1px #00000047, 0 4px 14px #00000014}@media (prefers-color-scheme:dark){:root.marketing{--bg:#16171b;--bg-2:#121317;--bg-3:#22242a;--ink:#f2f3f5;--ink-2:#a3a4a7;--ink-3:#a0a2a8;--line:#313136;--line-2:#77797f;--accent:#6a9bf0;--accent-hover:#92b6f5;--accent-press:#bbd1f8;--accent-soft:#233048;--accent-soft-2:#1b2433;--mint-surface:#1b2c26;--mint-ink:#8dd6b9;--peach-surface:#32261f;--peach-ink:#edb99b;--art-surface:#202d42;--shadow:inset 0 0 0 1px #ffffff14, 0 4px 14px #00000059}}html.marketing{color-scheme:light dark}.marketing body{line-height:1.6}.marketing h1{letter-spacing:-.035em;font-weight:600}.marketing h2{letter-spacing:-.02em;font-weight:600;line-height:1.25}.marketing h3{line-height:1.3}.marketing .btn{border-radius:var(--radius-control);background:var(--ink);border-color:var(--ink);color:var(--bg);min-height:40px;padding-inline:18px;font-size:.875rem;font-weight:600}.marketing .btn:hover{background:var(--ink-2);border-color:var(--ink-2)}.marketing .btn:active{background:var(--ink);border-color:var(--ink)}.marketing .btn-small{min-height:36px;padding-inline:16px}.marketing .btn-ghost{background:var(--bg);color:var(--ink);border-color:var(--line-2)}.marketing .btn-ghost:hover{background:var(--bg-3);color:var(--ink);border-color:var(--ink-3)}.marketing .btn-ghost:active{background:var(--accent-soft)}.marketing :is(a,button,input,summary,select,textarea):focus-visible{outline-color:var(--accent)}.app-head{align-items:center;gap:20px;margin-bottom:18px;display:flex}.app-head h1{margin:0 0 8px}.marketing .intro h1{max-width:24ch;font-size:clamp(2rem,3.5vw,2.75rem)}.marketing :is(.intro .lede,.numbered p){max-width:62ch}.marketing .intro .lede{font-size:1.0625rem}.marketing .numbered h2:before{content:none}.marketing .numbered h2{font-size:clamp(1.375rem,2.2vw,1.75rem)}.marketing .status:before{content:none}.marketing .status{padding-inline:10px}.marketing .strip .ghost{white-space:normal;max-width:100%;padding-block:8px}.marketing .strip li{min-width:0;max-width:100%}.marketing .band{background:var(--accent-soft-2);color:var(--ink-2);border-block:1px solid var(--line)}.marketing .band :is(h1,h2,h3,h4),.marketing .ledger li strong{color:var(--ink)}.marketing .band :is(p,.kicker,.checks li){color:var(--ink-2)}.marketing .band a:not(.btn),.marketing .band .checks li:before{color:var(--accent)}.marketing .keep-card{background:var(--bg);border-color:var(--line)}.marketing .ledger li{border-bottom-color:var(--line)}@media (prefers-color-scheme:dark){.marketing .keep-card{border-color:var(--line-2)}}.marketing .faq summary{min-height:56px;padding:16px 24px 16px 0}.marketing .foot{padding-block:64px 32px}.marketing .foot-grid{grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr))}.marketing .foot-col a{width:fit-content}@media (width<=920px){.marketing .foot-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=640px){.marketing .foot-grid{grid-template-columns:minmax(0,1fr)}}@media (pointer:coarse){.marketing .btn{min-height:44px}}:root.marketing{--header-h:48px;--sidebar-w:244px;--content-w:760px;--content-w-wide:960px;--shadow-sm:0 1px 2px #0000000f;--scrim:#00000059;--sb-active:var(--bg);--sb-active-line:var(--line)}@media (prefers-color-scheme:dark){:root.marketing{--sb-active:var(--bg-3);--sb-active-line:var(--line-2)}}.frame{flex-direction:column;min-height:100dvh;display:flex}.frame>main{flex:1}.content{width:100%;max-width:var(--content-w);margin:0 auto;padding:24px 24px 72px}.content-wide{max-width:var(--content-w-wide)}.content>.intro{padding-top:clamp(24px,4vw,48px)}.sidebar{inset-block:0;z-index:40;width:var(--sidebar-w);padding:12px 10px 16px max(10px, env(safe-area-inset-left));background:var(--bg-2);border-right:1px solid var(--line);overscroll-behavior:contain;scrollbar-width:thin;view-transition-name:sidebar;flex-direction:column;display:flex;position:fixed;left:0;overflow-y:auto}.sidebar-brand{border-bottom:1px solid var(--line);margin-bottom:18px;padding-bottom:12px}.sidebar-nav{flex:1}.sb-group+.sb-group{margin-top:24px}.sb-label{color:var(--ink-2);overflow-wrap:anywhere;margin:0 0 8px;padding:0 11px;font-size:.75rem;font-weight:600;line-height:1.4}.sb-group ul{margin:0;padding:0;list-style:none}.sb-group li+li{margin-top:2px}.sb-group a{min-height:38px;color:var(--ink);transition:background var(--dur) var(--ease-out), border-color var(--dur) var(--ease-out);border:1px solid #0000;border-radius:8px;grid-template-columns:20px minmax(0,1fr) auto;align-items:center;gap:10px;padding:8px 10px;font-size:.875rem;line-height:1.3;text-decoration:none;display:grid;position:relative}.sb-group a:hover{background:var(--bg-3)}.sb-group a:active{background:var(--accent-soft)}.sb-group a[aria-current=page]{background:var(--sb-active);border-color:var(--sb-active-line);font-weight:600}.sb-group 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.icon{flex:none}.topbar-actions{flex:none;align-items:center;gap:14px;margin-left:auto;display:flex}.topbar-link{min-height:36px;color:var(--ink);align-items:center;font-size:.875rem;font-weight:500;text-decoration:none;display:inline-flex}.topbar-link:hover{text-decoration:underline}.label-short{display:none}.kicker{letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3);margin:0 0 12px;font-size:.75rem;font-weight:600}@media (width>=901px){.frame{margin-left:var(--sidebar-w)}.scrim{display:none}}@media (width<=900px){.sidebar{width:min(300px,86vw);box-shadow:none;visibility:hidden;transition:transform .2s var(--ease-out), visibility 0s linear .2s;transform:translate(-100%)}.sidebar.is-open{visibility:visible;box-shadow:var(--shadow);transition:transform .2s var(--ease-out), visibility 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