:root{--primary:#4f46e5;--primary-hover:#4338ca;--primary-bg:#e0e7ff;--primary-bg-hover:#c7d2fe;--primary-border:#a5b4fc;--success:#3db86a;--bg-layout:#fbfbf8;--bg-container:#fff;--ink:#1a1a24;--text:#3a3a44;--muted:#6b6b75;--border:#e7e7e1;--border-strong:#d9d9d9;--bg-alt:#f4f4ee;--bg-subtle:#f5f5f0;--primary-text:#4f46e5;--section-ink:#1e1b4b;--chat-bg:#fbfbf8;--bubble-bg:#fff;--shadow:0 2px 4px 0 #0000001a;--shadow-lg:0 18px 40px -12px #1e1b4b40;color-scheme:light;--radius:8px;--radius-lg:12px;--font-display:"Courier Prime", "Courier New", monospace;--font-body:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif}:root[data-theme=dark]{--primary-hover:#6366f1;--primary-bg:#1e1b4b;--primary-bg-hover:#312e81;--primary-border:#4f46e5;--primary-text:#a5b4fc;--bg-layout:#16161e;--bg-container:#1e1e29;--bg-alt:#1a1a24;--bg-subtle:#22222e;--ink:#f2f2f7;--text:#c4c4d0;--muted:#8d8da0;--border:#2e2e3c;--border-strong:#3a3a4a;--section-ink:#120f2e;--chat-bg:#1e1e29;--bubble-bg:#2a2a38;--shadow:0 2px 4px 0 #0006;--shadow-lg:0 18px 40px -12px #000000b3;color-scheme:dark}*,:before,:after{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--bg-layout);color:var(--text);font-family:var(--font-body);-webkit-font-smoothing:antialiased;margin:0;font-size:16px;line-height:1.6;overflow-x:hidden}h1,h2,h3{font-family:var(--font-display);letter-spacing:-.5px;color:var(--ink);margin:0;line-height:1.15}a{color:var(--primary-text)}code{font-family:var(--font-display)}.container{width:100%;max-width:1120px;margin:0 auto;padding:0 16px}@media (width>=720px){.container{padding:0 24px}}.center{text-align:center}.muted{color:var(--muted);font-size:.9rem}.btn{height:36px;font:500 14px/1 var(--font-body);box-shadow:var(--shadow);white-space:nowrap;border:1px solid #0000;border-radius:6px;justify-content:center;align-items:center;gap:8px;padding:0 16px;text-decoration:none;transition:background .2s,border-color .2s,color .2s;display:inline-flex}.btn-sm{height:32px;padding:0 12px}.btn-lg{height:44px;padding:0 22px;font-size:16px}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-default{background:var(--bg-container);color:var(--ink);border-color:var(--border-strong)}.btn-default:hover{color:var(--primary-text);border-color:var(--primary)}.btn-light{color:var(--primary);background:#fff}.btn-light:hover{background:var(--primary-bg)}.link-arrow{font-weight:600;text-decoration:none}.link-arrow:hover{text-decoration:underline}.eyebrow{font-family:var(--font-display);text-transform:uppercase;letter-spacing:.12em;color:var(--primary-text);margin:0 0 12px;font-size:.8rem;font-weight:700}.eyebrow-light{color:var(--primary-border)}.nav{z-index:10;background:color-mix(in srgb, var(--bg-layout) 85%, transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);position:sticky;top:0}.nav-inner{justify-content:space-between;align-items:center;gap:16px;height:64px;display:flex}.brand{font-family:var(--font-display);color:var(--primary-text);align-items:center;gap:8px;font-size:22px;font-weight:700;text-decoration:none;display:inline-flex}.brand-sm{font-size:18px}.nav-links{align-items:center;gap:20px;display:flex}.nav-links a:not(.btn){color:var(--text);font-size:15px;text-decoration:none}.nav-links a:not(.btn):hover{color:var(--primary-text)}.nav-gh{display:inline-flex}.theme-toggle{border:1px solid var(--border);background:var(--bg-container);width:32px;height:32px;color:var(--text);cursor:pointer;border-radius:6px;place-items:center;padding:0;display:inline-grid}.theme-toggle:hover{color:var(--primary-text);border-color:var(--primary-text)}.theme-toggle svg{fill:none;stroke:currentColor;stroke-width:2px;stroke-linecap:round;stroke-linejoin:round}.theme-toggle .icon-sun,:root[data-theme=dark] .theme-toggle .icon-moon{display:none}:root[data-theme=dark] .theme-toggle .icon-sun{display:block}:root[data-theme=dark] .logo g{fill:#818cf8}:root[data-theme=dark] .fpanel-shot img{filter:brightness(.9)}@media (width<=760px){.nav-links a:not(.nav-gh){display:none}}.hero{text-align:center;background:radial-gradient(60% 50% at 50% 0%, var(--primary-bg) 0%, transparent 70%), var(--bg-layout);padding:72px 0 40px}.hero h1{max-width:20ch;margin:0 auto;font-size:clamp(2.2rem,6vw,4.2rem)}.accent{color:var(--primary-text);background:linear-gradient(transparent 62%, var(--primary-bg-hover) 62%)}.lead{max-width:640px;color:var(--text);margin:24px auto 0;font-size:1.15rem}.cta-row{flex-wrap:wrap;justify-content:center;gap:12px;margin-top:32px;display:flex}.flow{text-align:left;grid-template-columns:1fr auto 1.15fr auto 1fr;align-items:center;gap:16px;max-width:980px;margin:64px auto 0;display:grid}.flow-card{background:var(--bg-subtle);border:1px solid var(--border);border-radius:var(--radius-lg);min-width:0;box-shadow:var(--shadow);flex-direction:column;gap:10px;height:100%;margin:0;padding:14px;display:flex}.flow-card figcaption{font-family:var(--font-display);text-transform:uppercase;letter-spacing:.1em;color:var(--muted);font-size:.8rem;font-weight:700}.flow-arrow{font-family:var(--font-display);color:var(--primary-text);font-size:2rem;font-weight:700}.sheet-wrap{padding:0 10px 10px 0;position:relative}.sheet{color:#1a1a24;box-shadow:var(--shadow);background:#fff;border:1px solid #e7e7e1;border-radius:8px;flex-direction:column;gap:10px;padding:16px;font-size:.75rem;display:flex}.sheet-title{font-family:var(--font-display);letter-spacing:.04em;font-size:1.05rem;font-weight:700;line-height:1}.sheet-items{grid-template-columns:1fr 34px;gap:7px 24px;padding:4px 10px;display:grid}.sheet-items span{background:#ececea;border-radius:3px;height:6px}.sheet-items span:nth-child(3){width:70%}.sheet-group{border:2px solid #0000;border-radius:4px;flex-direction:column;align-items:flex-start;gap:8px;padding:6px 10px;display:flex}.sheet-line{color:#6b6b75;font-size:.7rem}.sheet-total{color:#4f46e5;font-family:var(--font-display);letter-spacing:.06em;background:#eef0ff;flex-direction:row;justify-content:space-between;align-items:center;font-weight:700}.sheet-editor .sheet-group{background:#0000000a;border:2px dashed #d9d9d9}.sheet-editor .sheet-total{background:#eef0ff}.var-chip{width:fit-content;font-family:var(--font-display);letter-spacing:0;color:#1a1a24;border:2px solid #4f46e5;border-radius:4px;padding:0 4px;font-weight:700;line-height:1.5;position:relative}.bolt{fill:#4f46e5;background:#fff;border-radius:3px;width:18px;height:18px;padding:1px;position:absolute;top:-11px;right:-11px}.filled{font-family:var(--font-display);letter-spacing:0;color:#1a1a24;border:2px solid #0000;padding:0 4px;font-weight:700;line-height:1.5}.json{color:#e0e7ff;scrollbar-width:none;background:#1e1b4b;border-radius:6px;flex:1;align-items:center;margin:0;padding:14px 16px;font-size:.85rem;line-height:1.55;display:flex;overflow-x:auto}.json::-webkit-scrollbar{display:none}.j-m{color:#86efac;font-weight:700}.j-k{color:#a5b4fc}.j-c{color:#8b8fc7}.j-s{color:#fde68a}.sheet-back,.sheet-mid{position:absolute;inset:0 10px 10px 0}.sheet-back{opacity:.6;transform:translate(10px,10px)}.sheet-mid{opacity:.85;transform:translate(5px,5px)}.sheet-front{position:relative}.pdf-tag{color:#fff;font:bold .65rem/1 var(--font-display);background:#ef4444;border-radius:3px;padding:3px 5px;position:absolute;top:-8px;right:-8px}@media (width<=1000px){.flow{grid-template-columns:minmax(0,1fr);max-width:380px}.flow-arrow{text-align:center;line-height:1}}.section .ftabs-pin h2{max-width:none;font-size:clamp(1.5rem,2.8vw,2.1rem)}.ftabs{grid-template-columns:minmax(0,5fr) minmax(0,7fr);align-items:start;gap:40px;margin-top:32px;display:grid}@media (height>=700px){.ftabs-track{height:250svh}.ftabs-pin{position:sticky;top:max(72px,50vh - 300px)}}.ftabs-list{flex-direction:column;gap:4px;display:flex}.ftabs-list button{border:0;border-left:3px solid var(--border);color:var(--text);font:inherit;text-align:left;cursor:pointer;background:0 0;border-radius:0 10px 10px 0;grid-template-columns:auto 1fr;column-gap:16px;padding:16px 20px;transition:background .2s,border-color .2s;display:grid}.ftabs-list button:hover{background:var(--bg-subtle)}.ftabs-list button[aria-selected=true]{border-left-color:var(--primary);background:var(--bg-container);box-shadow:var(--shadow)}.ftab-n{font:bold .85rem/1.9 var(--font-display);color:var(--muted)}.ftab-title{font:bold 1.1rem/1.6 var(--font-display);color:var(--ink)}[aria-selected=true] .ftab-n{color:var(--primary-text)}.ftab-desc{grid-column:2;margin-top:6px;font-size:.95rem;display:none}[aria-selected=true] .ftab-desc{display:block}.ftabs-stage{background:var(--bg-alt);border:1px solid var(--border);border-radius:16px;min-height:440px;padding:32px;display:grid;overflow:hidden}.fpanel{visibility:hidden;opacity:0;flex-direction:column;grid-area:1/1;justify-content:center;align-items:flex-start;gap:20px;min-width:0;transition:opacity .25s;display:flex}.fpanel.is-active{visibility:visible;opacity:1}.fpanel-caption{display:none}.fpanel-shot,.fpanel pre.astro-code{align-self:stretch;margin-right:-32px}.fpanel-shot img{border:1px solid var(--border);width:100%;height:auto;box-shadow:var(--shadow-lg);border-right:0;border-radius:10px 0 0 10px;display:block}.fpanel-letter{align-self:center;gap:14px;width:min(100%,380px);padding:24px;font-size:.9rem;line-height:1.6}.fpanel-letter .sheet-total{margin-top:6px}.fpanel pre.astro-code{scrollbar-width:none;box-shadow:var(--shadow-lg);border-radius:10px 0 0 10px;margin-top:0;margin-bottom:0;padding:20px 24px;font-size:.8rem;line-height:1.7;overflow-x:auto}.fpanel pre.astro-code::-webkit-scrollbar{display:none}.fpanel .chat{align-self:center;width:min(100%,420px);font-size:.9rem}.chat-more{display:contents}.fpanel .link-arrow{align-self:flex-start}@media (width<=900px){.section .ftabs-pin h2{font-size:1.4rem}.ftabs{grid-template-columns:minmax(0,1fr);gap:16px;margin-top:20px}.ftabs-list{flex-direction:row;gap:8px}.ftabs-list button{border-left:0;border-top:3px solid var(--border);border-radius:0;flex:1;padding:8px 2px 0;display:block}.ftabs-list button:hover{background:0 0}.ftabs-list button[aria-selected=true]{border-top-color:var(--primary);box-shadow:none;background:0 0}.ftabs-list .ftab-title,.ftabs-list [aria-selected=true] .ftab-desc{display:none}.ftabs-stage{min-height:0;padding:16px}.fpanel{justify-content:flex-start;gap:14px}.fpanel-caption{display:block}.fpanel-caption h3{font-size:1.05rem}.fpanel-caption p{margin:6px 0 0;font-size:.875rem;line-height:1.5}.fpanel-shot,.fpanel pre.astro-code{margin-right:-16px}.fpanel pre.astro-code{padding:14px 16px;font-size:.7rem;line-height:1.6}.fpanel-letter{gap:10px;padding:16px;font-size:.8rem}.fpanel .chat{gap:8px;padding:14px;font-size:.8rem}.chat-more{display:none}.fpanel .link-arrow{font-size:.9rem}}.oss{grid-template-columns:minmax(0,7fr) minmax(0,5fr);align-items:center;gap:56px;display:grid}.oss-text p:not(.eyebrow){margin:16px 0}.oss-text .oss-hosted{border-left:3px solid var(--primary-border);background:var(--bg-container);border-radius:0 8px 8px 0;padding:14px 16px;font-size:.95rem}.checks{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 24px;margin:0 0 20px;padding:0;list-style:none;display:grid}.checks li{padding-left:28px;position:relative}.checks li:before{content:"✓";background:var(--primary-bg);width:20px;height:20px;color:var(--primary-text);border-radius:50%;place-items:center;font-size:12px;font-weight:700;display:grid;position:absolute;top:2px;left:0}.gh-card{background:var(--bg-container);border:1px solid var(--border);box-shadow:var(--shadow-lg);border-radius:12px;flex-direction:column;gap:14px;padding:24px;display:flex}.gh-repo{color:var(--primary-text);align-items:center;gap:10px;font-size:1.1rem;text-decoration:none;display:flex}.gh-repo:hover>span:not(.gh-badge){text-decoration:underline}.gh-mark{width:22px;height:22px;fill:var(--ink);flex:none}.gh-badge{border:1px solid var(--border-strong);color:var(--muted);border-radius:999px;margin-left:auto;padding:0 8px;font-size:.75rem;line-height:1.6}.gh-desc{margin:0;font-size:.95rem}.gh-meta{color:var(--muted);gap:20px;font-size:.85rem;display:flex}.gh-lang{background:#3178c6;border-radius:50%;width:10px;height:10px;margin-right:6px;display:inline-block}.gh-foot{border-top:1px solid var(--border);flex-direction:column;align-items:flex-start;gap:12px;padding-top:18px;display:flex}.gh-foot p{color:var(--muted);margin:0;font-size:.85rem}.btn-gh{background:var(--ink);color:var(--bg-container)}.btn-gh:hover{opacity:.88}.btn-gh svg{fill:currentColor;width:20px;height:20px}@media (width<=900px){.oss{grid-template-columns:minmax(0,1fr);gap:40px}.checks{grid-template-columns:minmax(0,1fr)}}.section{padding:88px 0}.section-alt{background:var(--bg-alt);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.section h2{max-width:24ch;font-size:clamp(1.7rem,3.5vw,2.4rem)}.center h2{margin:0 auto}.section-lead{max-width:680px;margin:16px 0 0;font-size:1.05rem}.card{background:var(--bg-container);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:24px}.steps{counter-reset:none;grid-template-columns:repeat(3,1fr);gap:24px;margin:40px 0 0;padding:0;list-style:none;display:grid}.step{border-top:2px solid var(--ink);padding-top:16px}.step-n{font-family:var(--font-display);color:var(--primary-text);font-weight:700}.step h3{margin:8px 0;font-size:1.5rem}.step p{margin:0}@media (width<=760px){.steps{grid-template-columns:1fr}}.features{grid-template-columns:repeat(auto-fill,minmax(min(300px,100%),1fr));gap:24px;margin-top:40px;display:grid}.feature h3{margin:16px 0 8px;font-size:1.2rem}.feature p{margin:0;font-size:.95rem}.feature-icon{border-radius:var(--radius);background:var(--primary-bg);place-items:center;width:40px;height:40px;display:grid}.feature-icon svg{fill:none;width:22px;height:22px;stroke:var(--primary-text);stroke-width:1.8px;stroke-linecap:round;stroke-linejoin:round}.section-ink{background:var(--section-ink);color:#c7d2fe}.section-ink h2{color:#fff}.section-ink p{margin:16px 0 24px}.mcp{grid-template-columns:1fr 1fr;align-items:center;gap:48px;display:grid}.chat{background:var(--chat-bg);border-radius:var(--radius-lg);color:var(--ink);flex-direction:column;gap:12px;padding:20px;font-size:.95rem;display:flex;box-shadow:0 24px 60px -20px #00000080}.bubble{border-radius:12px;max-width:85%;padding:10px 14px}.bubble-user{background:var(--primary);color:#fff;border-bottom-right-radius:4px;align-self:flex-end}.bubble-bot{background:var(--bubble-bg);border:1px solid var(--border);border-bottom-left-radius:4px}.bubble-bot small{color:var(--muted)}.dl{font-family:var(--font-display);color:var(--primary-text);font-weight:700}.tool-call{color:var(--muted);align-items:center;gap:6px;font-size:.8rem;display:flex}.tool-dot{background:var(--success);border-radius:50%;width:8px;height:8px}@media (width<=860px){.mcp{grid-template-columns:minmax(0,1fr)}}.chips{flex-wrap:wrap;justify-content:center;gap:10px;max-width:760px;margin:32px auto;padding:0;list-style:none;display:flex}.chips li{font-family:var(--font-display);background:var(--bg-container);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:999px;padding:6px 16px;font-weight:700}.chips li:nth-child(3n+1){border-color:var(--primary-border);color:var(--primary-text)}.roadmap{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px;margin:40px 0 24px;display:grid}.roadmap h3{margin-bottom:8px;font-size:1.15rem}.roadmap ul{margin:0;padding-left:18px}.roadmap li{margin:4px 0}.final{background:radial-gradient(50% 60% at 50% 100%, var(--primary-bg) 0%, transparent 70%), var(--bg-layout);padding:96px 0}.final h2{margin-top:16px;font-size:clamp(1.8rem,4vw,2.8rem)}.cta-center{justify-content:center}.footer{border-top:1px solid var(--border);padding:32px 0}.footer-inner{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;display:flex}.footer nav{flex-wrap:wrap;gap:20px;display:flex}.footer nav a{color:var(--text);font-size:.9rem;text-decoration:none}.footer nav a:hover{color:var(--primary-text)}.footer-bottom{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px 20px;width:100%;display:flex}.footer .muted{margin:0}.footer .footer-legal a{color:var(--muted);font-size:.85rem}