:root{--fg: #1f2328;--muted: #656d76;--border: #d0d7de;--accent: #0969da;--accent-soft: #ddf4ff;--success: #1f883d;--crit: #cf222e;--bg-soft: #f6f8fa;--header-bg: #1f2328;--header-fg: #ffffff;--header-border: #424a53;--radius: 6px;--shadow-sm: 0 1px 0 rgba(31, 35, 40, .04);--shadow-card: 0 1px 3px rgba(31, 35, 40, .08);--maxw: 64rem;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Noto Sans,Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji";color:var(--fg);color-scheme:light}*{box-sizing:border-box}body{margin:0;font-size:16px;line-height:1.55;color:var(--fg);background:#fff}h1,h2,h3{line-height:1.2;letter-spacing:-.01em}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.btn{display:inline-block;font:inherit;font-weight:500;padding:.4rem .9rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-soft);color:var(--fg);cursor:pointer;box-shadow:var(--shadow-sm);transition:background .12s ease,border-color .12s ease}.btn:hover{background:#eef1f4;border-color:#afb8c1;text-decoration:none}.btn:disabled{opacity:.55;cursor:default}.btn-primary{background:var(--success);border-color:#1f232826;color:#fff}.btn-primary:hover{background:#1a7f37;border-color:#1f232826}.btn-lg{padding:.6rem 1.3rem;font-size:1.05rem}.eyebrow{text-transform:uppercase;letter-spacing:.06em;font-size:.8rem;font-weight:600;color:var(--accent);margin:0 0 .4rem}.site-header{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.7rem 1.5rem;background:var(--header-bg);color:var(--header-fg);border-bottom:1px solid var(--header-border)}.brand{display:flex;align-items:center;gap:.6rem;color:var(--header-fg)}.brand:hover{text-decoration:none}.brand__logo{width:1.7rem;height:1.7rem;border-radius:5px;display:block}.brand__name{font-weight:600;font-size:1.05rem}.site-nav{display:flex;align-items:center;gap:1.25rem}.site-nav a{color:#d0d7de;font-size:.95rem}.site-nav a:hover,.site-nav a.btn-primary{color:#fff}.hero{background:radial-gradient(60rem 30rem at 50% -10rem,var(--accent-soft),transparent),#fff;border-bottom:1px solid var(--border)}.hero__inner{max-width:48rem;margin:0 auto;padding:4.5rem 1.5rem 4rem;text-align:center}.hero__logo{width:4.5rem;height:4.5rem;border-radius:14px;margin-bottom:1.25rem}.hero h1{font-size:clamp(2.1rem,5vw,3.2rem);margin:0 0 1rem}.hero__lead{font-size:1.2rem;color:var(--muted);max-width:38rem;margin:0 auto 1.75rem}.hero__actions{display:flex;gap:.75rem;justify-content:center;flex-wrap:wrap}.hero__note{margin-top:1.5rem;font-size:.9rem;color:var(--muted)}.section{max-width:var(--maxw);margin:0 auto;padding:4.5rem 1.5rem}.section--soft{max-width:none;background:var(--bg-soft);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.section--soft>*{max-width:var(--maxw);margin-left:auto;margin-right:auto}.section__head{text-align:center;margin-bottom:2.5rem}.section__head h2{font-size:clamp(1.6rem,3.5vw,2.2rem);margin:0 0 .6rem}.section__sub{color:var(--muted);font-size:1.1rem;max-width:40rem;margin:0 auto}.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(17rem,1fr));gap:1rem}.feature-card{border:1px solid var(--border);border-radius:10px;padding:1.4rem;background:#fff;box-shadow:var(--shadow-card);transition:border-color .12s ease,transform .12s ease}.feature-card:hover{border-color:var(--accent);transform:translateY(-2px)}.feature-card h3{margin:0 0 .5rem;font-size:1.15rem}.feature-card p{margin:0;color:var(--muted)}.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(16rem,1fr));gap:1.5rem}.step{display:flex;gap:1rem;align-items:flex-start}.step__num{flex:0 0 auto;width:2.2rem;height:2.2rem;display:grid;place-items:center;border-radius:999px;background:var(--accent);color:#fff;font-weight:700}.step h3{margin:0 0 .35rem;font-size:1.1rem}.step p{margin:0;color:var(--muted)}.engine{display:grid;grid-template-columns:1.2fr 1fr;gap:3rem;align-items:center}.engine__copy h2{font-size:clamp(1.5rem,3vw,2rem);margin:0 0 1rem}.engine__copy>p{color:var(--muted);font-size:1.05rem}.checklist{list-style:none;padding:0;margin:1.25rem 0 0;display:grid;gap:.6rem}.checklist li{position:relative;padding-left:1.7rem;color:var(--fg)}.checklist li:before{content:"";position:absolute;left:0;top:.15rem;width:1.1rem;height:1.1rem;border-radius:999px;background:var(--success);-webkit-mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'><path d='M13.78 4.22a.75.75 0 0 1 0 1.06l-6.5 6.5a.75.75 0 0 1-1.06 0l-3-3a.75.75 0 0 1 1.06-1.06L6.75 10.19l5.97-5.97a.75.75 0 0 1 1.06 0Z'/></svg>") center / .85rem no-repeat;mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'><path d='M13.78 4.22a.75.75 0 0 1 0 1.06l-6.5 6.5a.75.75 0 0 1-1.06 0l-3-3a.75.75 0 0 1 1.06-1.06L6.75 10.19l5.97-5.97a.75.75 0 0 1 1.06 0Z'/></svg>") center / .85rem no-repeat}.engine__panel{border:1px solid var(--border);border-radius:12px;background:#fff;box-shadow:var(--shadow-card);padding:1.5rem}.metric-grid{display:grid;grid-template-columns:1fr 1fr;gap:.75rem}.metric{border:1px solid var(--border);border-radius:8px;padding:.85rem 1rem;background:var(--bg-soft)}.metric__label{display:block;color:var(--muted);font-size:.8rem;text-transform:uppercase;letter-spacing:.03em}.metric__value{display:block;font-size:1.7rem;font-weight:700}.metric__value--crit{color:var(--crit)}.metric-grid__note{margin:1rem 0 0;text-align:center;font-size:.9rem;color:var(--muted)}.cta{background:var(--header-bg);color:var(--header-fg)}.cta__inner{max-width:40rem;margin:0 auto;padding:4rem 1.5rem;text-align:center}.cta h2{font-size:clamp(1.7rem,4vw,2.4rem);margin:0 0 .75rem}.cta p{color:#c7d0d9;font-size:1.1rem;margin:0 0 1.75rem}.site-footer{background:var(--header-bg);color:var(--header-fg);border-top:1px solid var(--header-border)}.site-footer__inner{max-width:var(--maxw);margin:0 auto;padding:2.5rem 1.5rem;display:flex;flex-wrap:wrap;align-items:center;gap:1rem 2rem}.footer-nav{display:flex;gap:1.25rem;flex-wrap:wrap}.footer-nav a{color:#d0d7de;font-size:.95rem}.footer-nav a:hover{color:#fff}.footer-fine{flex-basis:100%;margin:0;color:#8b949e;font-size:.85rem}@media (max-width: 48rem){.engine{grid-template-columns:1fr;gap:2rem}.site-nav{gap:.85rem}.site-nav a:not(.btn){display:none}}