/* Avail Alert marketing + legal site. Static, self-contained, deployable to any
   static host (GitHub Pages, Netlify, Vercel, Cloudflare Pages). */
:root {
  --bg: #0E1116; --card: #171C24; --border: #2A323D;
  --text: #F2F5F8; --dim: #8A95A3; --accent: #4ADE80;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
a { color: var(--accent); }
.wrap { max-width: 720px; margin: 0 auto; padding: 32px 20px 80px; }
header.site { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.brand { font-size: 22px; font-weight: 800; letter-spacing: 1px; }
nav a { margin-left: 18px; color: var(--dim); text-decoration: none; font-size: 15px; }
nav a:hover { color: var(--text); }
h1 { font-size: clamp(28px, 6vw, 44px); line-height: 1.15; margin: 40px 0 12px; }
h2 { font-size: 22px; margin: 34px 0 10px; }
p.lead { font-size: clamp(18px, 3.5vw, 21px); color: var(--dim); }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 22px; margin: 18px 0; }
.btn {
  display: inline-block; background: var(--accent); color: #06210F; font-weight: 700;
  padding: 14px 22px; border-radius: 12px; text-decoration: none; margin-top: 14px;
}
.muted { color: var(--dim); font-size: 14px; }
ul { padding-left: 22px; }
li { margin: 6px 0; }
footer.site { border-top: 1px solid var(--border); margin-top: 48px; padding-top: 20px; color: var(--dim); font-size: 14px; }
.note { border-left: 3px solid var(--accent); padding: 8px 14px; background: rgba(74,222,128,0.07); border-radius: 0 8px 8px 0; }
form { display: flex; flex-direction: column; }
.field {
  width: 100%; padding: 14px; margin-bottom: 12px; border-radius: 12px;
  border: 1px solid var(--border); background: var(--bg); color: var(--text); font-size: 17px;
}
.field::placeholder { color: var(--dim); }
.btn { border: 0; cursor: pointer; }
.btn:disabled { opacity: 0.6; cursor: default; }