:root{color-scheme:dark;--bg:#1c2935;--surface:#243340;--raised:#2b3d49;--text:#e3e8e6;--muted:#afbdc4;--line:#415460;--accent:#a6cfbf;--accent-ink:#233a32;--soft:#c9b895;--header:rgba(28,41,53,.96);font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:17px;line-height:1.8}
:root[data-theme=light]{color-scheme:light;--bg:#f5f2e9;--surface:#fcfaf4;--raised:#e9ece4;--text:#293c46;--muted:#546771;--line:#cbd1c8;--accent:#376d5a;--accent-ink:#fffdf5;--soft:#73603b;--header:rgba(245,242,233,.97)}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button,.button{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:10px 18px;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:var(--text);font-weight:600;cursor:pointer;line-height:1.5}button:hover,.button:hover{border-color:var(--accent);background:var(--raised)}button:disabled{opacity:.45;cursor:not-allowed}.primary{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}.primary:hover{background:var(--accent);filter:brightness(1.07)}svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,[tabindex]:focus-visible{outline:3px solid var(--soft);outline-offset:4px}.skip{position:absolute;left:16px;top:-100px;padding:12px;background:var(--surface);z-index:10}.skip:focus{top:12px}header{max-width:1440px;margin:auto;padding:22px 4%;display:flex;align-items:center;gap:24px;border-bottom:1px solid var(--line)}.brand{display:flex;gap:12px;align-items:center;line-height:1.2;font-size:24px;letter-spacing:-.6px;font-weight:750;min-height:48px}.brand>svg{width:38px;height:38px;color:var(--accent)}.brand small{display:block;font-size:11px;letter-spacing:2.5px;font-weight:500;margin-top:7px;color:var(--muted)}nav{display:flex;gap:4px;flex:1;justify-content:center}nav a{display:flex;align-items:center;justify-content:center;gap:6px;min-height:46px;padding:8px 10px;font-size:14px;color:var(--muted);white-space:nowrap}nav a[aria-current]{color:var(--accent);background:var(--raised);border-radius:6px}nav svg{width:16px;height:16px}.preferences{display:flex;gap:8px}.preferences button{font-size:13px;padding:10px}main{max-width:1240px;margin:auto;padding:0 40px}section{padding:56px 0}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(2.25rem,4.4vw,3.65rem);line-height:1.28;letter-spacing:-1.7px;font-weight:650;margin-bottom:24px;white-space:pre-line}h2{font-size:1.9rem;line-height:1.4;letter-spacing:-.7px;font-weight:600;margin-bottom:20px}h3{font-size:1.25rem;line-height:1.5;font-weight:600}p{color:var(--muted);margin-bottom:20px}.lead{font-size:1.12rem;max-width:750px;line-height:1.95}.eyebrow{font-size:11px;letter-spacing:2.3px;color:var(--accent);font-weight:650;margin-bottom:20px}.hero{display:grid;grid-template-columns:1.1fr 1fr;gap:64px;align-items:center;padding:82px 0 64px}.hero .lead{font-size:1.02rem}.actions{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 16px}.hero-tags{display:flex;gap:22px;color:var(--muted);font-size:12px;letter-spacing:1px;margin-top:28px}.signal-panel{background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:0 24px 60px #0c182620;transform:rotate(-1deg)}.panel-bar{display:flex;align-items:center;gap:10px;padding:15px 22px;font-size:11px;border-bottom:1px solid var(--line);letter-spacing:1px}.dot{width:8px;height:8px;border-radius:50%;background:var(--muted);display:inline-block;flex-shrink:0}.panel-bar .dot,.dot.online{background:var(--accent)}.connection-diagram{padding:36px 22px;display:flex;align-items:center;justify-content:center;gap:16px}.connection-diagram>div{display:flex;flex-direction:column;align-items:center}.connection-diagram svg{width:32px;height:32px;margin-bottom:8px;color:var(--accent)}.connection-diagram strong{font-size:15px}.connection-diagram small{font-size:10px;color:var(--muted)}.wire{flex:1;border:0;min-width:50px;color:var(--accent);font-size:11px;letter-spacing:1px}.wire b{font-size:30px;line-height:1.3;font-weight:400}.terminal{margin:0 18px;background:var(--bg);padding:20px 16px;border:1px solid var(--line);border-radius:8px;font:12px/2.4 ui-monospace,monospace}.terminal span{color:var(--accent);margin-right:10px}.terminal em{font-style:normal;color:var(--muted);font-size:10px;margin-left:10px}.panel-bottom{display:flex;align-items:center;gap:8px;padding:18px 22px;color:var(--muted);font-size:12px}.standards{display:grid;grid-template-columns:repeat(4,1fr);padding:26px 0;border-block:1px solid var(--line)}.standards div{display:flex;flex-direction:column;align-items:center;border-right:1px solid var(--line)}.standards div:last-child{border:0}.standards b{font-size:20px;font-weight:550}.standards span{font-size:12px;color:var(--muted);letter-spacing:2px}.section-top{margin-bottom:30px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.card{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:28px}.card p{font-size:.95rem}.card-number{display:flex;justify-content:space-between;color:var(--accent);font:12px ui-monospace,monospace;margin-bottom:32px}.card-number svg{width:26px;height:26px}.card p:last-child{margin-bottom:0}.proof{border-top:1px solid var(--line);padding:48px 0}.proof p{font-size:1.1rem}.cta{padding:36px;background:var(--raised);border:1px solid var(--line);border-radius:14px;margin:0 0 64px;display:flex;gap:40px;align-items:center;justify-content:space-between}.cta>div{max-width:730px}.cta .button{flex-shrink:0}.cta p{margin-bottom:0}.cta h2{font-size:1.65rem}.cta .eyebrow{margin-bottom:12px}footer{max-width:1440px;margin:auto;padding:36px 4%;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:24px;font-size:13px;color:var(--muted)}footer strong{color:var(--text);letter-spacing:1px}footer p{margin:6px 0}footer>div:last-child{display:flex;flex-direction:column;align-items:flex-end}.footer-link{display:flex;gap:8px;align-items:center;min-height:44px}.footer-link svg{width:16px}.page-intro{padding:72px 0 30px}.page-intro h1{font-size:3rem}.page-intro+.reading,.page-intro+section{padding-top:20px}.tools{display:grid;grid-template-columns:2fr 1fr;gap:24px;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:24px}label{display:flex;align-items:center;gap:8px;font-size:.9rem;margin-bottom:8px}input,select{width:100%;min-height:48px;padding:10px 13px;background:var(--bg);color:var(--text);border:1px solid var(--line);border-radius:6px;min-width:0}input::placeholder{color:var(--muted);opacity:1}.hint{font-size:.8rem;line-height:1.8;margin-top:18px}.dictionary-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.dictionary-entry{border:1px solid var(--line);border-radius:10px;padding:24px;background:var(--surface);overflow-wrap:anywhere}.entry-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}.badge{font:11px ui-monospace,monospace;letter-spacing:1px;color:var(--accent)}.entry-bar code{font-size:18px;color:var(--soft)}.dictionary-entry h2{font-size:1.05rem;letter-spacing:0}.dictionary-entry p{font-size:.9rem;margin-bottom:0}.dictionary-entry .hint{font-size:.75rem}.empty{grid-column:1/-1;padding:30px;color:var(--muted)}.reading{max-width:850px}.reading li{margin-bottom:20px;padding-left:10px;color:var(--muted)}.reading ol{padding-left:28px}.notice{border-left:3px solid var(--accent);background:var(--raised);padding:18px 22px;font-size:.9rem;border-radius:0 6px 6px 0}.code-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.code-grid article{min-width:0}pre{font:13px/1.9 ui-monospace,SFMono-Regular,Consolas,monospace;background:var(--surface);padding:24px;border:1px solid var(--line);border-radius:10px;overflow:auto;margin:0;tab-size:4}code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace}p code{color:var(--accent)}.table-scroll{overflow:auto;border:1px solid var(--line);border-radius:10px}table{width:100%;border-collapse:collapse;font-size:.9rem}th{text-align:left;background:var(--raised);padding:16px 22px;color:var(--accent)}td{vertical-align:top;border-top:1px solid var(--line);padding:18px 22px;color:var(--muted)}td:first-child{width:45%;color:var(--text);overflow-wrap:anywhere;min-width:210px}td code{font-size:13px}.legal{padding-bottom:70px}.legal pre{white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px}.pricing{display:grid;grid-template-columns:1fr 1fr;gap:26px}.price-card{padding:36px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}.price{font-size:2.5rem;letter-spacing:-1px;color:var(--accent);margin:18px 0}.price small{font-size:1rem;letter-spacing:0;color:var(--muted)}.demo-layout{display:grid;grid-template-columns:340px 1fr;gap:24px;margin-top:32px}.demo-layout h2{font-size:1.4rem}.form-pair{display:grid;grid-template-columns:1fr 1fr;gap:16px}form input,form select{margin-bottom:20px}form .actions{margin-bottom:0}.state-bar{padding:16px 20px;background:var(--raised);border:1px solid var(--line);border-radius:10px;display:flex;align-items:center;gap:12px;font-size:13px;margin-bottom:20px}.state-bar>span:last-child{margin-left:auto;color:var(--soft);white-space:nowrap}.demo-work .card{height:auto}.demo-work .actions button{font-size:14px}.demo-work #flow-status{font-size:13px;color:var(--accent);margin-bottom:0}.log-panel{margin-top:32px;border:1px solid var(--line);border-radius:12px;padding:28px;background:var(--surface)}.log-heading{display:flex;align-items:center;justify-content:space-between;gap:16px}.log-heading h2{font-size:1.4rem;margin-bottom:0}.log-heading .eyebrow{margin-bottom:8px}#log{list-style:none;padding:0;margin:16px 0 0;max-height:440px;overflow:auto;border:1px solid var(--line);border-radius:8px;background:var(--bg);font:12px/1.8 ui-monospace,monospace}#log li{display:grid;grid-template-columns:70px 35px 65px 1fr;gap:12px;padding:13px 16px;border-bottom:1px solid var(--line)}#log li:last-child{border-bottom:0}#log time{color:var(--muted)}.direction{color:var(--accent)}.log-body{overflow-wrap:anywhere;white-space:pre-wrap;color:var(--muted)}#log-count{font-size:12px;margin:12px 0 0}#log .empty{display:block}
@media(min-width:1500px){.hero{padding-top:100px;padding-bottom:86px}}@media(max-width:1100px){header{flex-wrap:wrap;justify-content:space-between;gap:16px}nav{order:3;width:100%;justify-content:flex-start;flex-basis:100%;flex-wrap:wrap}nav a{flex:1}.hero{gap:30px}.terminal em{display:block;margin-left:28px;line-height:1.3}.hero h1{font-size:2.7rem}.demo-layout{grid-template-columns:300px 1fr}.dictionary-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:760px){main{padding:0 22px}header{padding:18px 22px}nav{gap:2px}nav a{font-size:12px;flex:0 1 auto;padding:9px}nav svg{width:15px}.brand{font-size:21px}.brand>svg{width:30px;height:30px}.preferences button{padding:8px;font-size:12px}.preferences svg{width:17px}.hero{grid-template-columns:1fr;padding:48px 0;gap:38px}.hero h1{font-size:2.6rem}.signal-panel{transform:none}.terminal em{display:inline;margin-left:10px}.cards,.dictionary-grid,.pricing,.code-grid,.demo-layout{grid-template-columns:1fr}.standards b{font-size:15px}.standards span{font-size:10px}.standards{padding:22px 0}.cards{gap:16px}section{padding:36px 0}.card{padding:24px}.card-number{margin-bottom:22px}h2{font-size:1.6rem}.cta{flex-direction:column;align-items:flex-start;padding:26px;gap:16px;margin-bottom:40px}.page-intro{padding:46px 0 20px}.page-intro h1{font-size:2.4rem}.tools{grid-template-columns:1fr;gap:16px;padding:20px}.lead{font-size:1rem}.price{font-size:2rem}.price-card{padding:26px}footer{padding:26px 22px;flex-direction:column}footer>div:last-child{align-items:flex-start}.log-panel{padding:20px}.log-heading{align-items:flex-start;flex-wrap:wrap}#log li{grid-template-columns:65px 30px 65px;gap:8px}.log-body{grid-column:1/-1}.state-bar{flex-wrap:wrap}.state-bar strong{flex:1}.state-bar>span:last-child{margin-left:20px}.demo-work .actions button{flex:1 1 180px}.hero-tags{gap:16px}pre{font-size:12px;padding:18px}.legal pre{font-size:13px}}@media(prefers-reduced-motion:no-preference){button,a{transition:background .15s,border-color .15s}html{scroll-behavior:smooth}}