:root{--rb-color-brand:#c8102e;--rb-color-brand-hover:#a50d26;--rb-color-on-brand:#ffffff;--rb-color-brand-soft:#fdecee;--rb-color-logo-red:#cf3840;--rb-color-logo-ink:#182f50;--rb-color-ink:#16171d;--rb-color-on-ink:#ffffff;--rb-color-bg:#f4f5f7;--rb-color-surface:#ffffff;--rb-color-surface-muted:#f8f9fa;--rb-color-text:#1b1b1f;--rb-color-text-muted:#55565e;--rb-color-border:#dcdee3;--rb-color-border-strong:#b9bcc5;--rb-color-input-border:#858892;--rb-color-focus:#1a5fd6;--rb-color-success-bg:#e8f5ec;--rb-color-success-text:#145c2c;--rb-color-danger-bg:#fdecee;--rb-color-danger-text:#9b1027;--rb-color-info-bg:#eaf1fd;--rb-color-info-text:#173f86;--rb-color-warning-bg:#fff4e0;--rb-color-warning-text:#7a4300;--rb-font-sans:"Noto Sans",system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--rb-font-size-sm:0.875rem;--rb-font-size-md:1rem;--rb-font-size-lg:1.25rem;--rb-font-size-xl:1.75rem;--rb-font-size-2xl:2.25rem;--rb-font-size-3xl:clamp(2rem,1.4rem + 2.6vw,3.25rem);--rb-line-height:1.6;--rb-heading-line-height:1.2;--rb-space-1:0.25rem;--rb-space-2:0.5rem;--rb-space-3:0.75rem;--rb-space-4:1rem;--rb-space-6:1.5rem;--rb-space-8:2rem;--rb-space-12:3rem;--rb-space-16:4rem;--rb-radius:10px;--rb-radius-lg:14px;--rb-shadow:0 1px 2px rgb(16 17 22/5%),0 4px 16px rgb(16 17 22/5%);--rb-shadow-raised:0 2px 4px rgb(16 17 22/6%),0 12px 32px rgb(16 17 22/8%);--rb-content-width:72rem}@media (prefers-color-scheme:dark){:root{--rb-color-brand:#ff5a6e;--rb-color-brand-hover:#ff7c8c;--rb-color-on-brand:#1b0006;--rb-color-brand-soft:#3a1219;--rb-color-logo-red:#ff5a64;--rb-color-logo-ink:#e8eef7;--rb-color-ink:#ececf1;--rb-color-on-ink:#16171d;--rb-color-bg:#121216;--rb-color-surface:#1c1c22;--rb-color-surface-muted:#23232a;--rb-color-text:#ececf1;--rb-color-text-muted:#a9aab4;--rb-color-border:#3a3b45;--rb-color-border-strong:#555766;--rb-color-input-border:#767886;--rb-color-focus:#7aa7ff;--rb-color-success-bg:#133222;--rb-color-success-text:#8be0a8;--rb-color-danger-bg:#3a1219;--rb-color-danger-text:#ffa3b0;--rb-color-info-bg:#142540;--rb-color-info-text:#a9c6ff;--rb-color-warning-bg:#3a2a10;--rb-color-warning-text:#ffcf8a}}*,:after,:before{box-sizing:border-box}body{margin:0;background:var(--rb-color-bg);color:var(--rb-color-text);font-family:var(--rb-font-sans);font-size:var(--rb-font-size-md);line-height:var(--rb-line-height);overflow-wrap:break-word}a{color:inherit;text-underline-offset:.18em}h1,h2,h3{color:var(--rb-color-ink);line-height:var(--rb-heading-line-height);letter-spacing:-.01em;text-wrap:balance}h1{font-size:var(--rb-font-size-2xl);letter-spacing:-.02em}p{text-wrap:pretty}:focus-visible{outline:3px solid var(--rb-color-focus);outline-offset:2px}.rb-header{border-bottom:1px solid var(--rb-color-border);background:var(--rb-color-surface)}.rb-header-bar{display:flex;flex-wrap:wrap;align-items:center;gap:var(--rb-space-2) var(--rb-space-3);min-height:4rem}.rb-header-bar>a:first-child{-webkit-margin-end:auto;margin-inline-end:auto}.rb-header-nav{display:flex;flex-wrap:wrap;align-items:center;gap:var(--rb-space-3)}.rb-header-nav>a:not(.rb-button){display:inline-flex;align-items:center;min-height:44px}.rb-header-menu-button.rb-header-menu-button,.rb-header-quick.rb-header-quick{display:none}.rb-back,.rb-footer a,.rb-logo{display:inline-flex;align-items:center;min-height:44px}summary{min-height:44px;padding-block:var(--rb-space-2);cursor:pointer}@media (max-width:48rem){.rb-header-bar:has(.rb-header-nav[data-open=true]) .rb-header-quick.rb-header-quick{display:none}.rb-header-menu-button.rb-header-menu-button,.rb-header-quick.rb-header-quick{display:inline-flex}.rb-header-nav{display:none;flex-basis:100%;flex-direction:column;align-items:stretch;padding-bottom:var(--rb-space-3)}.rb-header-nav[data-open=true]{display:flex}.rb-header-nav>a:not(.rb-button){padding:0 var(--rb-space-2)}}.rb-skip-link{position:absolute;left:var(--rb-space-2);top:-100px;z-index:10;padding:var(--rb-space-3) var(--rb-space-4);background:var(--rb-color-surface);border-radius:var(--rb-radius)}.rb-skip-link:focus{top:var(--rb-space-2)}.rb-container{width:100%;max-width:var(--rb-content-width);margin:0 auto;padding:0 var(--rb-space-4)}.rb-stack{display:flex;flex-direction:column;gap:var(--rb-space-4)}.rb-row{display:flex;flex-wrap:wrap;gap:var(--rb-space-3);align-items:center}.rb-grid{display:grid;grid-gap:var(--rb-space-4);gap:var(--rb-space-4);grid-template-columns:repeat(auto-fit,minmax(16rem,1fr))}.rb-facts{display:grid;grid-template-columns:fit-content(45%) minmax(0,1fr);grid-gap:var(--rb-space-2) var(--rb-space-6);gap:var(--rb-space-2) var(--rb-space-6);margin:0}.rb-facts dd{margin:0}@media (max-width:40rem){.rb-facts{grid-template-columns:minmax(0,1fr);gap:0}.rb-facts dd{margin-bottom:var(--rb-space-3)}}.rb-muted{color:var(--rb-color-text-muted)}.rb-card{background:var(--rb-color-surface);border:1px solid var(--rb-color-border);border-radius:var(--rb-radius-lg);padding:var(--rb-space-6);box-shadow:var(--rb-shadow)}.rb-card>h2:first-child,.rb-card>h3:first-child{margin-top:0}.rb-button{display:inline-flex;align-items:center;justify-content:center;gap:var(--rb-space-2);min-height:44px;padding:var(--rb-space-2) var(--rb-space-4);border-radius:var(--rb-radius);border:1px solid transparent;font:inherit;font-weight:600;cursor:pointer;text-decoration:none}.rb-button[data-variant=primary]{background:var(--rb-color-brand);color:var(--rb-color-on-brand)}.rb-button[data-variant=primary]:hover{background:var(--rb-color-brand-hover)}.rb-button{transition:background-color .12s ease,border-color .12s ease,box-shadow .12s ease}.rb-button[data-variant=secondary]:hover{border-color:var(--rb-color-border-strong);background:var(--rb-color-surface-muted)}.rb-button[data-variant=ghost]:hover{background:var(--rb-color-surface-muted)}.rb-button[data-variant=current]{background:var(--rb-color-ink);color:var(--rb-color-on-ink)}@media (prefers-reduced-motion:reduce){.rb-button{transition:none}}.rb-button[data-variant=secondary]{background:var(--rb-color-surface);color:var(--rb-color-text);border-color:var(--rb-color-border)}.rb-button[data-variant=ghost]{background:transparent;color:var(--rb-color-text)}.rb-button[data-variant=danger]{background:var(--rb-color-surface);color:var(--rb-color-danger-text);border-color:currentColor}.rb-button:disabled{opacity:.6;cursor:not-allowed}.rb-field{display:flex;flex-direction:column;gap:var(--rb-space-1)}.rb-label{font-weight:600}.rb-hint{color:var(--rb-color-text-muted)}.rb-error,.rb-hint{font-size:var(--rb-font-size-sm)}.rb-error{color:var(--rb-color-danger-text)}.rb-input,.rb-select{min-height:44px;padding:var(--rb-space-2) var(--rb-space-3);font:inherit;color:inherit;background:var(--rb-color-surface);border:1px solid var(--rb-color-input-border);border-radius:var(--rb-radius)}.rb-input:hover,.rb-select:hover,.rb-textarea:hover{border-color:var(--rb-color-text-muted)}.rb-input[aria-invalid=true],.rb-select[aria-invalid=true]{border-color:var(--rb-color-danger-text)}.rb-checkbox{display:flex;gap:var(--rb-space-2);align-items:flex-start}.rb-checkbox input{flex-shrink:0;width:1.25rem;height:1.25rem;accent-color:var(--rb-color-brand);margin-top:.2rem}fieldset.rb-fieldset{border:0;padding:0;margin:0;display:flex;flex-direction:column;gap:var(--rb-space-2)}fieldset.rb-fieldset legend{font-weight:600;padding:0;margin-bottom:var(--rb-space-1)}.rb-alert{padding:var(--rb-space-3) var(--rb-space-4);border-radius:var(--rb-radius)}.rb-alert[data-tone=success]{background:var(--rb-color-success-bg);color:var(--rb-color-success-text)}.rb-alert[data-tone=danger]{background:var(--rb-color-danger-bg);color:var(--rb-color-danger-text)}.rb-alert[data-tone=info]{background:var(--rb-color-info-bg);color:var(--rb-color-info-text)}.rb-alert[data-tone=warning]{background:var(--rb-color-warning-bg);color:var(--rb-color-warning-text)}.rb-badge{display:inline-block;padding:0 var(--rb-space-2);border-radius:999px;font-size:var(--rb-font-size-sm);border:1px solid var(--rb-color-border);color:var(--rb-color-text-muted)}.rb-table-wrap{overflow-x:auto;position:relative}.rb-table{width:100%;border-collapse:collapse}.rb-table caption{text-align:start;font-weight:600;padding-bottom:var(--rb-space-2)}.rb-table td,.rb-table th{text-align:start;padding:var(--rb-space-2) var(--rb-space-3);border-bottom:1px solid var(--rb-color-border);vertical-align:top}.rb-table th{font-size:var(--rb-font-size-sm);color:var(--rb-color-text-muted)}.rb-table tr[aria-selected=true] td{background:var(--rb-color-surface-muted,rgba(0,0,0,.04))}.rb-link-button{font:inherit;color:inherit;background:none;border:0;padding:0;text-decoration:underline;text-underline-offset:.18em;cursor:pointer;text-align:start}.rb-link-button:focus-visible{outline:2px solid var(--rb-color-focus,currentColor);outline-offset:2px}@media (max-width:40rem){.rb-table-wrap[data-stack]{overflow-x:visible}.rb-table-wrap[data-stack] table,.rb-table-wrap[data-stack] tbody,.rb-table-wrap[data-stack] tfoot,.rb-table-wrap[data-stack] tr{display:block}.rb-table-wrap[data-stack] thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.rb-table-wrap[data-stack] tr{padding:var(--rb-space-2) 0;border-bottom:1px solid var(--rb-color-border)}.rb-table-wrap[data-stack] tfoot tr{border-bottom:0;font-weight:700}.rb-table-wrap[data-stack] td,.rb-table-wrap[data-stack] th{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,3fr);grid-gap:var(--rb-space-3);gap:var(--rb-space-3);padding:var(--rb-space-1) 0;border-bottom:0;font-size:var(--rb-font-size-md);color:var(--rb-color-text)}.rb-table-wrap[data-stack] :is(th,td):before{content:attr(data-label);color:var(--rb-color-text-muted);font-size:var(--rb-font-size-sm);font-weight:400}.rb-table-wrap[data-stack] :is(th,td):not([data-label]):before,.rb-table-wrap[data-stack] :is(th,td)[data-label=""]:before{display:none}.rb-table-wrap[data-stack] :is(th,td):not([data-label]),.rb-table-wrap[data-stack] :is(th,td)[data-label=""]{grid-template-columns:minmax(0,1fr)}.rb-table-wrap[data-stack] tbody :is(th,td):first-child{grid-template-columns:minmax(0,1fr);font-weight:600}.rb-table-wrap[data-stack] tbody :is(th,td):first-child:before{display:none}.rb-table-wrap[data-stack] tbody :is(th,td):first-child a{display:inline-flex;align-items:center;min-height:44px}}.rb-visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}.rb-dialog{width:min(56rem,calc(100vw - 2 * var(--rb-space-4)));max-height:calc(100vh - 2 * var(--rb-space-4));padding:0;border:1px solid var(--rb-color-border);border-radius:var(--rb-radius);background:var(--rb-color-surface);color:var(--rb-color-text);box-shadow:var(--rb-shadow)}.rb-dialog::-webkit-backdrop{background:rgb(0 0 0/45%)}.rb-dialog::backdrop{background:rgb(0 0 0/45%)}.rb-dialog-header{position:-webkit-sticky;position:sticky;top:0;z-index:1;display:flex;justify-content:space-between;align-items:center;gap:var(--rb-space-3);padding:var(--rb-space-3) var(--rb-space-6);background:var(--rb-color-surface);border-bottom:1px solid var(--rb-color-border)}.rb-dialog-body{padding:var(--rb-space-6);display:flex;flex-direction:column;gap:var(--rb-space-6)}.rb-textarea{min-height:6rem;padding:var(--rb-space-2) var(--rb-space-3);font:inherit;color:inherit;background:var(--rb-color-surface);border:1px solid var(--rb-color-input-border);border-radius:var(--rb-radius);resize:vertical}.rb-search{display:flex;flex-direction:column;gap:var(--rb-space-2)}.rb-search-row{display:flex;flex-wrap:wrap;gap:var(--rb-space-3);align-items:flex-end}.rb-search-input{flex:1 1 24rem;min-width:0;min-height:5.5rem;font-size:1.125rem;line-height:1.45;resize:vertical}@media (max-width:40rem){.rb-search-row>button{flex:1 1 100%}}.rb-textarea[aria-invalid=true]{border-color:var(--rb-color-danger-text)}.rb-badge[data-tone=success]{color:var(--rb-color-success-text);background:var(--rb-color-success-bg);border-color:currentColor}.rb-badge[data-tone=danger]{color:var(--rb-color-danger-text);background:var(--rb-color-danger-bg);border-color:currentColor}.rb-badge[data-tone=info]{color:var(--rb-color-info-text);background:var(--rb-color-info-bg);border-color:currentColor}.rb-badge[data-tone=warning]{color:var(--rb-color-warning-text);background:var(--rb-color-warning-bg);border-color:currentColor}.rb-chain{list-style:none;margin:0;padding:0;display:grid;grid-gap:var(--rb-space-2);gap:var(--rb-space-2);grid-template-columns:repeat(auto-fill,minmax(10rem,1fr))}.rb-chain li{display:flex;gap:var(--rb-space-2);align-items:flex-start;padding:var(--rb-space-2) var(--rb-space-3);border:1px solid var(--rb-color-border);border-radius:var(--rb-radius)}.rb-chain li[data-state=done]{background:var(--rb-color-success-bg);color:var(--rb-color-success-text)}.rb-chain li[data-state=current]{border:2px solid var(--rb-color-brand);font-weight:700}.rb-chain li[data-state=skipped]{color:var(--rb-color-text-muted);border-style:dashed}.rb-chain li[data-state=upcoming]{color:var(--rb-color-text-muted)}.rb-chain-mark{flex:0 0 auto;font-weight:700}.rb-chat{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--rb-space-3);max-height:28rem;overflow-y:auto}.rb-chat li{max-width:85%;padding:var(--rb-space-2) var(--rb-space-3);border-radius:var(--rb-radius);border:1px solid var(--rb-color-border);white-space:pre-wrap}.rb-chat li[data-mine=true]{align-self:flex-end;background:var(--rb-color-info-bg)}.rb-chat li[data-side=system]{align-self:center;color:var(--rb-color-text-muted);font-size:var(--rb-font-size-sm)}.rb-markdown{overflow-wrap:anywhere}.rb-markdown h3{font-size:1.375rem}.rb-markdown h4{font-size:1.125rem}.rb-markdown h5,.rb-markdown h6{font-size:1rem}.rb-markdown blockquote{padding:var(--rb-space-2) var(--rb-space-4);-webkit-border-start:4px solid var(--rb-color-border);border-inline-start:4px solid var(--rb-color-border);color:var(--rb-color-text-muted)}.rb-markdown blockquote,.rb-markdown table{margin:var(--rb-space-3) 0}.rb-count{display:inline-flex;align-items:center;justify-content:center;min-width:1.5rem;height:1.5rem;padding:0 var(--rb-space-1);border-radius:999px;background:var(--rb-color-surface);color:var(--rb-color-brand);border:1px solid;line-height:1}.rb-count,.rb-subnav{font-size:var(--rb-font-size-sm)}.rb-subnav{display:flex;flex-wrap:wrap;gap:0 var(--rb-space-4)}.rb-subnav a{display:inline-flex;align-items:center;min-height:44px;color:var(--rb-color-text-muted)}.rb-subnav a[aria-current=page]{color:var(--rb-color-text);font-weight:700;text-decoration-thickness:2px}.rb-tasks{list-style:none;margin:0;padding:0}.rb-tasks li{display:flex;gap:var(--rb-space-3);align-items:center;justify-content:space-between;border-top:1px solid var(--rb-color-border)}.rb-tasks li:first-child{border-top:0}.rb-tasks a{display:flex;flex-direction:column;padding:var(--rb-space-3) 0;text-decoration:none;min-width:0}.rb-tasks a:hover .rb-tasks-what{text-decoration:underline}.rb-tasks-what{font-weight:600}@media (max-width:40rem){.rb-chain{grid-template-columns:minmax(0,1fr);gap:0;-webkit-border-start:2px solid var(--rb-color-border);border-inline-start:2px solid var(--rb-color-border);-webkit-padding-start:var(--rb-space-3);padding-inline-start:var(--rb-space-3)}.rb-chain li{border:0;border-radius:0;padding:var(--rb-space-1) var(--rb-space-2)}.rb-chain li[data-state=done]{background:transparent}.rb-chain li[data-state=current]{border:2px solid var(--rb-color-brand);border-radius:var(--rb-radius);padding:var(--rb-space-2)}}.rb-hero{display:flex;flex-direction:column;gap:var(--rb-space-6);max-width:52rem}.rb-hero-title{font-size:var(--rb-font-size-3xl);line-height:1.1;margin:0}.rb-hero-tagline{font-size:var(--rb-font-size-xl);line-height:1.2}.rb-eyebrow,.rb-hero-tagline{margin:0;color:var(--rb-color-brand);font-weight:700}.rb-eyebrow{font-size:var(--rb-font-size-sm);letter-spacing:.04em;text-transform:uppercase}.rb-lead{font-size:var(--rb-font-size-lg);margin:0}.rb-hero-search{box-shadow:var(--rb-shadow-raised)}.rb-checklist{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:var(--rb-space-2) var(--rb-space-6)}.rb-checklist li{display:flex;gap:var(--rb-space-2);align-items:baseline}.rb-checklist li:before{content:"✓";color:var(--rb-color-success-text);font-weight:800}.rb-steps{list-style:none;counter-reset:rb-step;margin:0;padding:0;display:grid;grid-gap:var(--rb-space-4);gap:var(--rb-space-4);grid-template-columns:repeat(auto-fit,minmax(14rem,1fr))}.rb-steps li{counter-increment:rb-step;padding:var(--rb-space-6);background:var(--rb-color-surface);border:1px solid var(--rb-color-border);border-radius:var(--rb-radius-lg)}.rb-steps li:before{content:counter(rb-step);display:inline-flex;align-items:center;justify-content:center;width:2rem;height:2rem;margin-bottom:var(--rb-space-3);border-radius:999px;background:var(--rb-color-ink);color:var(--rb-color-on-ink);font-weight:700}.rb-steps h3{margin:0 0 var(--rb-space-2);font-size:var(--rb-font-size-md)}.rb-steps p{margin:0}.rb-thumb{flex:0 0 auto;width:112px;height:112px;display:flex;align-items:center;justify-content:center;font-size:2.5rem;border-radius:var(--rb-radius);background:var(--rb-color-surface-muted);border:1px solid var(--rb-color-border)}@media (max-width:40rem){.rb-thumb{width:72px;height:72px;font-size:1.75rem}}.rb-password{display:flex;gap:var(--rb-space-2)}.rb-password .rb-input{flex:1 1 auto;min-width:0}.rb-password .rb-button{flex:0 0 auto;font-weight:500}.rb-password .rb-button[aria-pressed=true]{background:var(--rb-color-surface-muted)}@media (pointer:coarse){.rb-keyboard-hint{display:none}}.rb-routes{display:grid;grid-template-columns:repeat(auto-fit,minmax(10rem,1fr));grid-gap:var(--rb-space-2);gap:var(--rb-space-2);margin:0;padding:0;border:0;min-inline-size:0}.rb-routes legend{font-weight:600;-webkit-margin-after:var(--rb-space-2);margin-block-end:var(--rb-space-2);padding:0}.rb-route{display:grid;grid-gap:var(--rb-space-1);gap:var(--rb-space-1);text-align:start;min-block-size:44px;padding:var(--rb-space-3);border:1px solid var(--rb-color-border);border-radius:var(--rb-radius);background:var(--rb-color-surface);color:inherit;font:inherit;cursor:pointer}.rb-route[aria-pressed=true]{border-color:var(--rb-color-ink);box-shadow:inset 0 0 0 1px var(--rb-color-ink)}.rb-route:focus-visible{outline:2px solid var(--rb-color-focus);outline-offset:2px}.rb-route-head{display:flex;flex-wrap:wrap;align-items:center;gap:var(--rb-space-1)}.rb-stars{color:#d99a00;letter-spacing:.05em;white-space:nowrap}.rb-star-input .rb-star,.rb-stars-empty{color:var(--rb-color-border)}.rb-star-input .rb-star{cursor:pointer;font-size:2rem;line-height:1;padding:.125rem}.rb-star-input .rb-star[data-on]{color:#d99a00}.rb-star-input .rb-star:focus-within{outline:2px solid var(--rb-color-focus);outline-offset:2px;border-radius:4px}.rb-rating-reply{margin:0;-webkit-padding-start:var(--rb-space-3);padding-inline-start:var(--rb-space-3);-webkit-border-start:3px solid var(--rb-color-border);border-inline-start:3px solid var(--rb-color-border)}.rb-rating-preview{background:var(--rb-color-surface-muted)}.rb-logo-lockup{display:inline-flex;align-items:center;gap:.35em;font-weight:800;letter-spacing:-.02em;line-height:1;white-space:nowrap}