:root{--fg:#1a1a1a;--muted:#666;--bg:#fbfaf7;--accent:#2f5d50;--line:#ddd}
*{box-sizing:border-box}
body{margin:0;font:17px/1.6 system-ui,-apple-system,Segoe UI,sans-serif;color:var(--fg);background:var(--bg)}
.wrap{max-width:760px;margin:0 auto;padding:0 20px}
.brand{font-weight:700;margin:24px 0}
.ph{font-weight:400;color:#b00;font-size:.8em}
h1{font-size:2rem;line-height:1.2;margin:.5em 0}
h2{margin-top:2.2em;border-top:1px solid var(--line);padding-top:1em}
.lede{font-size:1.15rem}
.buy{display:inline-block;background:var(--accent);color:#fff;padding:12px 22px;border-radius:6px;text-decoration:none;font-weight:600}
.small{font-size:.85rem;color:var(--muted)}
table{border-collapse:collapse;width:100%}
th,td{border-bottom:1px solid var(--line);padding:8px;text-align:left}
code{background:#eee;padding:1px 4px;border-radius:3px;font-size:.9em}
details{margin:.6em 0}summary{cursor:pointer;font-weight:600}
.cta{text-align:center;margin:3em 0}
footer{margin:3em auto 2em}
.tag{font-weight:400;color:#666;font-size:.8em;margin-left:.5em}
.signup form{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.signup input{padding:8px;min-width:240px}
.signup button{padding:8px 14px}