.v4{background:var(--sz-surface);color:var(--sz-ink);font-family:var(--sz-font-sans);-webkit-font-smoothing:antialiased}.v4-serif{font-family:var(--sz-font-serif);font-weight:400}.v4-word{font-weight:600;font-size:19px;letter-spacing:-.02em}.v4-word-dot{display:inline-block;width:.28em;height:.28em;margin-left:.08em;border-radius:999px;background:var(--sz-primary);transform:translateY(.02em)}.v4-navlink{color:var(--sz-slate);text-decoration:none;font-size:14px;transition:color var(--sz-dur) var(--sz-ease)}.v4-navlink:hover{color:var(--sz-ink)}.v4-signin{padding:9px 12px}.v4-cta{display:inline-block;color:var(--sz-on-primary);background:var(--sz-ink);text-decoration:none;font-weight:500;border-radius:10px;border:1px solid transparent;transition:background var(--sz-dur) var(--sz-ease),transform var(--sz-dur-fast) var(--sz-ease)}.v4-cta:hover{background:var(--sz-primary-strong)}.v4-cta:active{transform:translateY(1px)}.v4-cta:focus-visible{outline:none;box-shadow:0 0 0 3px color-mix(in oklch,var(--sz-primary) 45%,transparent)}.v4-ghost{display:inline-block;color:var(--sz-slate);text-decoration:none;font-weight:500;transition:color var(--sz-dur) var(--sz-ease)}.v4-ghost:hover{color:var(--sz-ink)}.v4-pill{display:inline-flex;align-items:center;gap:8px;font-family:var(--sz-font-mono);font-size:12px;color:var(--sz-slate);text-decoration:none;border:1px solid var(--sz-border);border-radius:999px;padding:7px 16px;background:var(--sz-surface-2);transition:color var(--sz-dur) var(--sz-ease),border-color var(--sz-dur) var(--sz-ease)}.v4-pill:hover{border-color:var(--sz-spark-deep);color:var(--sz-ink)}.v4-pill-dot{width:6px;height:6px;border-radius:999px;background:var(--sz-spark-deep)}.v4-header{position:sticky;top:0;z-index:10;background:#ffffffd1;backdrop-filter:blur(12px);border-bottom:1px solid var(--sz-border)}.v4-header-inner{max-width:72rem;margin:0 auto;padding:20px 48px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:34px}.v4-nav{display:flex;gap:24px;justify-self:center;white-space:nowrap}.v4-header-actions{display:flex;gap:10px;align-items:center;justify-self:end}.v4-hero{text-align:center;padding:128px 48px 96px}.v4-hero-eyebrow{margin-top:28px}.v4-h1{margin:44px auto 0;font-size:clamp(52px,8vw,88px);line-height:1.04;letter-spacing:-.015em;color:var(--sz-ink);max-width:15ch;text-wrap:balance}.v4-hero-lead{margin:30px auto 0;font-size:18px;line-height:1.6;color:var(--sz-slate);max-width:40rem}.v4-btn-row{display:flex;gap:14px;margin-top:40px;justify-content:center}.v4-center{text-align:center;max-width:44rem;margin:0 auto}.v4-h2{font-size:48px;line-height:1.1;letter-spacing:-.01em;margin:0}.v4-lead{margin:20px auto 0;font-size:16px;line-height:1.65;color:var(--sz-slate);max-width:34rem}.v4-stages{max-width:74rem;margin:0 auto;padding:8px 48px 96px;scroll-margin-top:80px}.v4-stages .v4-center{margin-bottom:44px}.v4-stage-grid{list-style:none;margin:0;padding:0;display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(15.5rem,1fr))}.v4-stage-card{display:flex;flex-direction:column;gap:12px;padding:22px 22px 20px;border:1px solid var(--sz-border);border-radius:14px;background:var(--sz-surface);box-shadow:var(--sz-shadow-sm)}.v4-stage--amber{--hue: oklch(.68 .13 70)}.v4-stage--blue{--hue: var(--sz-primary)}.v4-stage--green{--hue: oklch(.58 .13 150)}.v4-stage--violet{--hue: oklch(.55 .19 300)}.v4-stage--teal{--hue: oklch(.62 .12 178)}.v4-stage-name{display:flex;align-items:center;flex-wrap:wrap;gap:.55rem;margin:0;font-size:22px;line-height:1.1;color:var(--sz-ink)}.v4-stage-dot{flex:none;width:8px;height:8px;border-radius:50%;background:var(--hue);box-shadow:0 0 0 3px color-mix(in oklab,var(--hue) 18%,transparent)}.v4-stage-badge{font-family:var(--sz-font-mono);font-size:9px;letter-spacing:.05em;text-transform:uppercase;color:var(--hue);border:1px solid color-mix(in oklab,var(--hue) 45%,var(--sz-border));border-radius:999px;padding:.1rem .45rem}.v4-stage-body{margin:0;font-size:14px;line-height:1.55;color:var(--sz-slate)}.v4-stage-outcome{display:flex;align-items:baseline;gap:.45rem;margin:auto 0 0;font-size:12px;line-height:1.4;color:color-mix(in oklab,var(--hue) 55%,var(--sz-ink))}.v4-stage-outcome:before{content:"✓";color:var(--hue);font-weight:600}.v4-mcp{border-top:1px solid var(--sz-border);background:var(--sz-surface-2);padding:104px 48px 96px;scroll-margin-top:80px}.v4-mcp-h2{margin-top:22px}.v4-mcp-install{max-width:680px;margin:44px auto 0;text-align:left;border:1px solid var(--sz-border);border-radius:14px;overflow:hidden;background:var(--sz-surface);box-shadow:var(--sz-shadow-sm)}.v4-mcp-radio{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.v4-mcp-tabbar{display:flex;align-items:center;gap:18px;padding:0 16px;border-bottom:1px solid var(--sz-border);background:var(--sz-surface-2)}.v4-mcp-tab{font-family:var(--sz-font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--sz-muted);padding:11px 0;cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px;transition:color var(--sz-dur) var(--sz-ease)}.v4-mcp-tab:hover{color:var(--sz-ink)}.v4-mcp-panel{display:none;align-items:flex-start;justify-content:space-between;gap:12px;padding:16px}#v4mcp-cc:checked~.v4-mcp-panel--cc,#v4mcp-api:checked~.v4-mcp-panel--api,#v4mcp-oai:checked~.v4-mcp-panel--oai{display:flex}#v4mcp-cc:checked~.v4-mcp-tabbar label[for=v4mcp-cc],#v4mcp-api:checked~.v4-mcp-tabbar label[for=v4mcp-api],#v4mcp-oai:checked~.v4-mcp-tabbar label[for=v4mcp-oai]{color:var(--sz-ink);border-bottom-color:var(--sz-ink)}#v4mcp-cc:focus-visible~.v4-mcp-tabbar label[for=v4mcp-cc],#v4mcp-api:focus-visible~.v4-mcp-tabbar label[for=v4mcp-api],#v4mcp-oai:focus-visible~.v4-mcp-tabbar label[for=v4mcp-oai]{outline:2px solid var(--sz-primary);outline-offset:2px}.v4-mcp-panel pre{margin:0;min-width:0;font-family:var(--sz-font-mono);font-size:13px;line-height:1.6;color:var(--sz-ink);white-space:pre-wrap;overflow-wrap:anywhere}.v4-copy{flex:none;font-family:var(--sz-font-sans);font-size:12px;font-weight:500;color:var(--sz-ink);background:var(--sz-surface);border:1px solid var(--sz-border);border-radius:8px;padding:6px 12px;cursor:pointer;transition:border-color var(--sz-dur) var(--sz-ease)}.v4-copy:hover{border-color:var(--sz-spark-deep)}.v4-copy .v4-copy-done,.v4-copy.copied .v4-copy-idle{display:none}.v4-copy.copied .v4-copy-done{display:inline}.v4-mcp-note{text-align:center;margin:26px 0 0;font-size:11px;color:var(--sz-muted)}.v4-mcp-more{text-align:center;margin:14px 0 0;font-size:14px}.v4-proof{text-align:center;padding:112px 48px 120px;scroll-margin-top:80px}.v4-proof-h2{font-size:48px;line-height:1.1;margin:22px auto 0;max-width:18ch}.v4-proof-lead{margin-top:22px}.v4-proof-note{margin:26px 0 0;font-size:11px;color:var(--sz-muted)}.v4-ctasection{background:var(--sz-primary-deep);text-align:center;padding:112px 48px;scroll-margin-top:80px}.v4-cta-h2{font-size:52px;line-height:1.08;margin:0 auto;max-width:20ch;color:var(--sz-on-primary)}.v4-ctasection .v4-cta{background:var(--sz-surface);color:var(--sz-ink)}.v4-ctasection .v4-cta:hover{background:var(--sz-primary-soft)}.v4-ctasection .v4-cta:focus-visible{box-shadow:0 0 0 3px #ffffff73}.v4-ctasection .v4-ghost{color:#ffffffbf}.v4-ctasection .v4-ghost:hover{color:var(--sz-on-primary)}.v4-footer{border-top:1px solid var(--sz-border)}.v4-footer-inner{max-width:72rem;margin:0 auto;padding:30px 48px;display:flex;gap:28px;align-items:baseline}.v4-footer-nav{display:flex;gap:22px;font-size:13px}.v4-footer-copy{margin-left:auto;font-size:11px;color:var(--sz-muted)}@media(max-width:780px){.v4-header-inner{padding:16px 24px;gap:20px}.v4-nav{display:none}.v4-hero{padding:88px 24px 64px}.v4-stages,.v4-proof{padding-left:24px;padding-right:24px}.v4-mcp{padding:72px 24px}.v4-ctasection{padding:80px 24px}.v4-h2,.v4-proof-h2{font-size:34px}.v4-cta-h2{font-size:38px}.v4-footer-inner{flex-wrap:wrap;gap:16px}.v4-footer-copy{margin-left:0;width:100%}}