/* Public front door for www.emergentsi.net (Cloudflare Pages project emergentsi-www).
   Same enterprise look as the bountifulhunter.com front door: cool grey ground, white card, navy ink and buttons. */
:root{--bg:#eef1f5;--card:#ffffff;--ink:#17212f;--dim:#4f5b6c;--line:#d3dae3;--btn:#1f3a5f;--btnhover:#152a45;--btnink:#ffffff;
      --accent:#1f5fae;--soft:#eaf1fa;--softline:#c5d6ea}
@media (prefers-color-scheme:dark){:root{--bg:#0b111a;--card:#121a26;--ink:#e8edf4;--dim:#9aa7b8;--line:#243246;
      --btn:#3b6db0;--btnhover:#2f5a93;--accent:#7fb0ef;--soft:#16233a;--softline:#2a4166}}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%}
body{background:var(--bg);color:var(--ink);font:16px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
     display:grid;place-items:center;padding:24px 16px;min-height:100vh;min-height:100dvh}
main{width:100%;max-width:600px;background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;
     box-shadow:0 10px 30px rgba(16,32,60,.12)}
.hero{display:block;width:100%;height:auto;aspect-ratio:1200/640;border-bottom:1px solid var(--line)}
.body{padding:26px 28px 24px}
h1{font-size:24px;line-height:1.2;margin:0 0 10px;font-weight:700;letter-spacing:-.005em}
p{margin:0 0 14px;color:var(--dim)}
.btn{display:block;text-align:center;background:var(--btn);color:var(--btnink);text-decoration:none;
     font:600 16px/1.2 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;padding:13px 16px;border-radius:8px;margin:20px 0 12px}
.btn:hover{background:var(--btnhover)}
.btn:focus-visible,a:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.alt{font-size:14.5px}
.notice{background:var(--soft);border:1px solid var(--softline);border-radius:8px;padding:8px 12px;margin:0 0 14px;
        color:var(--ink);font:600 15px/1.3 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
.foot{font-size:13px;margin:18px 0 0;padding-top:14px;border-top:1px solid var(--line)}
[hidden]{display:none!important}
@media (max-width:420px){.body{padding:20px 18px 18px}h1{font-size:21px}}