:root{color-scheme:light dark;--bg:#f6f7fb;--card:#fff;--text:#14182b;--muted:#545b75;--accent:#2f6bff;--accent-ink:#fff;--line:#e2e5ef}
@media(prefers-color-scheme:dark){:root{--bg:#0b0e18;--card:#141a2b;--text:#eef0f8;--muted:#a9b0c8;--accent:#6c9bff;--accent-ink:#0b0e18;--line:#262d44}}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 system-ui,-apple-system,"Segoe UI",sans-serif}
a{color:var(--accent);text-underline-offset:3px}
header{max-width:1000px;margin:auto;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 16px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);text-decoration:none;font-weight:750;font-size:22px}.brand img{border-radius:9px}
nav{display:flex;flex-wrap:wrap;gap:18px}nav a{color:var(--muted);text-decoration:none;font-size:15px}nav a:hover{color:var(--text)}
main{max-width:1000px;margin:24px auto 60px;padding:0 16px}
.eyebrow{font-size:12px;letter-spacing:2px;color:var(--accent);font-weight:700;margin:0}
h1{font-size:clamp(32px,6vw,52px);line-height:1.1;margin:10px 0 12px;letter-spacing:-1px}.lead{font-size:18px;color:var(--muted);margin:0 0 24px;max-width:680px}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:22px;overflow-wrap:anywhere}
.card h2{font-size:19px;margin:0 0 8px}.card p{margin:0;color:var(--muted)}
.content{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:16px}.stack{display:grid;gap:14px}
.download{margin-bottom:16px}.download .tag{display:inline-block;font-size:12px;font-weight:700;color:var(--accent);margin-bottom:6px}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:10px 26px;margin-top:14px;border-radius:12px;background:var(--accent);color:var(--accent-ink);font-weight:700;text-decoration:none}.button[hidden],[hidden]{display:none}
.sha-label{margin-top:16px!important;font-size:12px;font-weight:700}code{display:block;font-size:12px;color:var(--muted);margin-top:4px;word-break:break-all}
.steps{margin:8px 0 0;padding-left:22px}.steps li{margin:8px 0;color:var(--muted)}.steps strong{color:var(--text);margin-right:6px}.steps strong::after{content:" —"}
.price{font-size:34px;font-weight:800;color:var(--text)!important;margin:2px 0 6px!important}
.contact{display:grid;grid-template-columns:auto 1fr;gap:6px 16px;margin:0}.contact dt{font-weight:700}.contact dd{margin:0;color:var(--muted)}
footer{max-width:1000px;margin:auto;border-top:1px solid var(--line);padding:24px 16px;color:var(--muted);font-size:14px}footer a{margin-right:16px}footer p{margin:6px 0 12px}
@media(max-width:640px){.content{grid-template-columns:1fr}.lead{font-size:16px}}