:root{--bg:#fffaf0;--fg:#2b2a33;--accent:#e07a3f;--muted:#6b6a75}
@media(prefers-color-scheme:dark){:root{--bg:#1e1d24;--fg:#f3f1ea;--accent:#f09a64;--muted:#aaa8b5}}
*{box-sizing:border-box}
body{margin:0;font:18px/1.55 system-ui,sans-serif;background:var(--bg);color:var(--fg)}
.wrap{max-width:46rem;margin:0 auto;padding:1rem 1.25rem}
.logo{font-size:1.3rem;color:var(--accent)}
h1{font-size:clamp(1.8rem,5vw,2.6rem);line-height:1.2}
.lead{color:var(--muted)}
.row{display:flex;gap:.5rem;flex-wrap:wrap}
input[type=email]{flex:1 1 14rem;padding:.8rem;font:inherit;border:2px solid var(--muted);border-radius:.6rem;background:transparent;color:inherit}
button{padding:.8rem 1.2rem;font:inherit;font-weight:600;border:0;border-radius:.6rem;background:var(--accent);color:#1e1d24;cursor:pointer}
button:disabled{opacity:.6}
.hp{position:absolute;left:-9999px}
.small{font-size:.85rem;color:var(--muted)}
.cols{display:grid;gap:1.5rem;grid-template-columns:repeat(auto-fit,minmax(16rem,1fr))}
#msg{min-height:1.5rem;font-weight:600}