:root{--ink:var(--ritel-bg);--paper:var(--ritel-fg);--muted:var(--ritel-muted);--line:var(--ritel-border);--accent:var(--ritel-focus);font-family:var(--ritel-body);font-synthesis:none;scroll-behavior:smooth;scroll-padding-top:100px}
*{box-sizing:border-box}body{margin:0;font-size:16px;line-height:1.6}h1,h2,h3,p{margin:0}button,input,select,textarea{font:inherit}button,a{touch-action:manipulation}button{cursor:pointer;color:inherit;background:none;border:0}a{color:inherit;text-decoration:none}::selection{background:var(--ritel-selected);color:var(--paper)}*{scrollbar-color:var(--ritel-scrollbar) transparent}.frame{width:min(calc(100% - 112px),1440px);margin-inline:auto}.skip{position:fixed;top:-100px;background:var(--paper);color:var(--ink);padding:12px;z-index:100}.skip:focus{top:0}
.masthead{height:84px;position:sticky;top:0;z-index:50;background:var(--ink);border-bottom:1px solid var(--line)}.nav{display:flex;height:100%;align-items:center;gap:48px}.wordmark{font:25px/1 var(--ritel-heading);display:inline-flex;align-items:center;gap:12px;white-space:nowrap}.wordmark img{width:44px;height:35px;object-fit:contain;flex-shrink:0}:root:not(.dark) .wordmark img{filter:invert(1)}.navlinks{display:flex;gap:28px;font-size:15px}.navtools{margin-left:auto;display:flex;align-items:center;gap:16px}.language{min-width:32px;min-height:var(--ritel-field-height)}.theme-select{min-height:var(--ritel-field-height);max-width:130px;border:0;border-bottom:1px solid var(--line);padding:8px 18px 8px 0;background:var(--ink);color:var(--muted)}.navlinks a:hover,.footer a:hover,.text-link:hover{color:var(--accent)}
.button{min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:28px;padding:12px 24px;border:1px solid transparent;font-size:16px;line-height:24px;transition:background .15s,color .15s}.button.small{min-height:40px;padding:8px 18px;font-size:14px}.primary{background:var(--ritel-control-fill);color:var(--ritel-on-control)}.primary:hover{background:var(--ritel-control-hover)}.secondary{border-color:var(--line)}.secondary:hover{background:var(--ritel-hover)}.menu{display:none;padding:10px;min-width:44px;min-height:var(--ritel-field-height)}.menu span{display:block;width:20px;height:1px;background:var(--paper);margin:6px 0}
.hero{padding-block:104px 116px;text-align:center;display:flex;align-items:center;flex-direction:column}.hero-copy{margin-top:30px;color:var(--muted);font-size:19px;line-height:1.65}.actions{display:flex;gap:12px;margin-top:34px;flex-wrap:wrap;justify-content:center}
.section{padding-block:76px 112px}.section-head{display:grid;grid-template-columns:1.7fr 1fr;gap:64px;align-items:end;margin-bottom:56px}.section-head>p{font-size:17px;color:var(--muted)}.ecosystem{border-top:1px solid var(--line)}.service-list{display:grid;grid-template-columns:1fr 1.3fr;column-gap:clamp(56px,8vw,144px)}.service{grid-column:2;display:grid;grid-template-columns:minmax(0,1fr) 24px;gap:8px 24px;padding-block:26px;border-top:1px solid var(--line);align-content:center}.service:last-child{border-bottom:1px solid var(--line)}.service p{grid-column:1;color:var(--muted);font-size:15px}.service-host{grid-column:1;color:var(--muted);font-size:13px;overflow-wrap:anywhere;margin-top:4px}.service .arrow{grid-column:2;grid-row:1/4;align-self:center;font-size:25px;transition:transform .2s}.service:hover .arrow{transform:translate(3px,-3px)}.service:hover h3{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:7px}.service-featured{grid-column:1;grid-row:1/5;align-content:start;padding-top:38px;gap:20px 24px;border-bottom:1px solid var(--line)}.service-featured p{font-size:20px;max-width:24ch;line-height:1.7}.service-featured .arrow{align-self:start;margin-top:12px}.service-featured .service-host{font-size:15px;margin-top:32px}
.developer{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:56px 100px;border-top:1px solid var(--line)}.section-copy{font-size:17px;color:var(--muted);line-height:1.8;margin-top:28px;max-width:40ch}.text-link{display:inline-block;font-size:16px;border-bottom:1px solid var(--line);padding-bottom:4px;margin-top:28px}.terminal{min-width:0;align-self:start;padding-top:12px}.terminal-head{display:flex;align-items:center;justify-content:space-between;font-size:14px;color:var(--muted)}.terminal-head button{padding:8px 0 8px 20px}.endpoint{font-size:clamp(18px,2vw,28px);margin:16px 0 30px;overflow-wrap:anywhere}.code-tabs{display:flex;gap:28px;border-bottom:1px solid var(--line)}.code-tabs button{font-size:14px;color:var(--muted);padding:12px 0;border-bottom:1px solid transparent}.code-tabs button[aria-selected=true]{color:var(--paper);border-color:var(--paper)}pre{margin:20px 0 0;overflow-x:auto;white-space:pre;font:14px/1.9 var(--ritel-mono);color:var(--paper);padding:4px 0 24px;border-bottom:1px solid var(--line)}code{font-family:var(--ritel-mono)}.connection-links{grid-column:2;display:flex;flex-wrap:wrap;gap:14px 28px;font-size:14px}.connection-links a{border-bottom:1px solid var(--line)}.connection-links a:hover{color:var(--accent)}
.closing{padding:72px 0 88px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:40px}.footer{border-top:1px solid var(--line);padding:36px 0 28px}.footer-top{display:flex;justify-content:space-between;align-items:center;padding-bottom:40px}.footer-top>div{display:flex;gap:28px;font-size:15px}.footer-bottom{font-size:13px;color:var(--muted)}.toast{position:fixed;bottom:25px;left:50%;transform:translate(-50%,20px);background:var(--paper);color:var(--ink);padding:12px 22px;border-radius:8px;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:70}.toast.visible{opacity:1;transform:translate(-50%,0)}
@media(min-width:1600px){.hero{padding-block:120px 144px}.section{padding-block:96px 136px}}@media(max-width:1000px){.frame{width:calc(100% - 64px)}.nav{gap:24px}.navlinks{gap:18px}.navtools{gap:10px}.navtools .small{display:none}.developer{gap:44px}.service-list{column-gap:48px}.hero{padding-block:84px 96px}}
@media(max-width:760px){.frame{width:calc(100% - 40px)}.masthead{height:72px}.wordmark{font-size:22px;gap:8px}.wordmark img{width:36px;height:29px}.navtools{gap:6px}.theme-select{max-width:88px}.menu{display:block}.navlinks{display:none;position:absolute;top:72px;left:0;right:0;background:var(--ink);border-bottom:1px solid var(--line);padding:18px 20px;flex-direction:column;gap:0}.navlinks.open{display:flex}.navlinks a{display:block;padding:12px 0;font-size:18px}.hero{padding-block:72px 80px}.hero-copy{font-size:16px;margin-top:24px}.actions{margin-top:28px}.button{padding:11px 18px;font-size:15px;gap:18px}.section{padding-block:56px 72px}.section-head{grid-template-columns:1fr;gap:24px;margin-bottom:36px}.section-head>p{font-size:15px}.service-list{display:block}.service{padding-block:24px}.service-featured{padding-block:30px 40px;border-bottom:0}.service-featured p{font-size:18px;max-width:none}.service-featured .service-host{margin-top:0}.developer{grid-template-columns:1fr;gap:36px}.connection-links{grid-column:1;margin-top:-12px}.closing{padding-block:56px 64px;display:block}.closing .button{margin-top:28px}.footer-top{align-items:start;gap:28px}.footer-top>div{flex-direction:column;gap:12px}}
@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}
.ritel-theme pre{border-radius:0}.ritel-theme .theme-select{border-radius:0}



/* Keep both three-language and theme controls within the mobile header. */
@media(max-width:760px){.nav{gap:12px}.navtools{min-width:0}.navtools .theme-select{width:76px;flex-shrink:0}.navtools .language{width:68px}}