/* ชุดสีและสไตล์กลางของหน้า Landing */
:root{
    --brand:#1f5fd6;
    --brand-dark:#17479f;
    --ink:#16202e;
    --ink-soft:#5b6b80;
    --line:#e2e8f0;
    --bg:#f4f6fb;
    --card:#ffffff;
    --radius:16px;
    --font: "Sarabun", "Noto Sans Thai", "Leelawadee UI", "Prompt",
            -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
    font-family:var(--font);
    background:var(--bg);
    color:var(--ink);
    line-height:1.65;
    -webkit-text-size-adjust:100%;
}
.wrap{min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:24px 16px}
.card{
    width:100%;max-width:620px;background:var(--card);border:1px solid var(--line);
    border-radius:var(--radius);padding:32px 28px;
    box-shadow:0 12px 32px rgba(22,32,46,.08);
}
.logo{
    width:56px;height:56px;border-radius:16px;background:var(--brand);color:#fff;
    display:flex;align-items:center;justify-content:center;font-weight:800;letter-spacing:.5px;
    font-size:20px;margin-bottom:16px;
}
h1{margin:0;font-size:28px;letter-spacing:-.3px}
.sub{margin:4px 0 0;color:var(--ink-soft)}
.block{margin-top:28px;padding-top:24px;border-top:1px solid var(--line)}
.block h2{margin:0 0 8px;font-size:17px;color:var(--brand-dark)}
.block p{margin:0 0 10px}
.steps{margin:12px 0 0;padding-left:22px;color:var(--ink-soft)}
.steps li{margin-bottom:6px}
.note{margin-top:14px;font-size:14px;color:var(--ink-soft);background:#f8fafc;
      border-left:3px solid var(--brand);padding:10px 12px;border-radius:0 8px 8px 0}
.btn{
    display:inline-block;margin-top:6px;background:var(--brand);color:#fff;text-decoration:none;
    padding:12px 22px;border-radius:10px;font-weight:600;
}
.btn:hover{background:var(--brand-dark)}
.btn:focus-visible{outline:3px solid rgba(31,95,214,.35);outline-offset:2px}
.foot{margin-top:28px;padding-top:18px;border-top:1px solid var(--line);
      font-size:13px;color:var(--ink-soft)}
.foot p{margin:2px 0}