:root{--ink:#15251f;--muted:#617069;--paper:#f7f6f0;--panel:#fff;--line:#dfe5e1;--green:#0d6b4f;--green-soft:#dcece4;--gold:#c89b3c;--danger:#a84136}*{box-sizing:border-box}html{background:var(--paper)}body{color:var(--ink);background:radial-gradient(circle at 82% 12%, #c89b3c1f, transparent 24rem), linear-gradient(180deg, #fbfaf6 0%, var(--paper) 100%);margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,sans-serif}button,input,select{font:inherit}button{cursor:pointer}.app-shell{min-height:100vh}.topbar{-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#ffffffb8;border-bottom:1px solid #15251f1a;align-items:center;gap:14px;min-height:84px;padding:18px clamp(24px,5vw,72px);display:flex}.brand-mark{background:var(--green);color:#fff;letter-spacing:-.04em;border-radius:14px;place-items:center;width:48px;height:48px;font-weight:800;display:grid}.topbar h1{margin:2px 0 0;font-size:20px}.eyebrow,.section-kicker{color:var(--green);letter-spacing:.14em;text-transform:uppercase;margin:0;font-size:12px;font-weight:800}.data-link{color:var(--green);margin-left:auto;font-size:13px;font-weight:800;text-decoration:none}.data-link:hover{text-decoration:underline}.runtime-pill{color:#07593f;white-space:nowrap;background:#d8eee4;border-radius:999px;padding:8px 12px;font-size:12px;font-weight:800}.version-pill{border:1px solid var(--line);color:var(--muted);border-radius:999px;padding:8px 12px;font-size:13px}.demo-banner{text-align:center;color:#674c16;background:#fff2cb;border-bottom:1px solid #ead696;padding:10px 24px;font-size:13px}.intro-grid{grid-template-columns:1.35fr .65fr;align-items:center;gap:clamp(40px,8vw,100px);width:min(1180px,100% - 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