:root{--bg:#FFF8EC;--card:#fff;--ink:#2B2A33;--muted:#6B6878;--line:#EFE4D2;--primary:#FF7A45;--primary-2:#FFE3D6}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.75 "Sarabun",system-ui,-apple-system,"Segoe UI",sans-serif}
header{position:sticky;top:0;z-index:5;background:rgba(255,248,236,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
header .in{max-width:820px;margin:0 auto;padding:10px 16px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.brand{font:700 20px "Mali","Sarabun",sans-serif;color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:6px}
.brand img{width:28px;height:28px;border-radius:8px}
.sp{flex:1}
.lang a{display:inline-block;padding:4px 12px;border-radius:999px;text-decoration:none;color:var(--muted);font-weight:600;font-size:14px}
.lang a.on{background:var(--primary);color:#fff}
main{max-width:820px;margin:0 auto;padding:20px 16px 60px}
.card{background:var(--card);border-radius:18px;padding:22px 22px 10px;box-shadow:0 2px 0 rgba(43,42,51,.06),0 8px 24px rgba(43,42,51,.06);margin-bottom:18px}
h1{font:700 28px/1.3 "Mali","Sarabun",sans-serif;margin:6px 0 4px}
h2{font:700 19px/1.4 "Mali","Sarabun",sans-serif;margin:22px 0 6px;color:#C4521F}
p,li{margin:6px 0}
ul{padding-left:22px}
.muted{color:var(--muted);font-size:14px}
.note{background:var(--primary-2);border-radius:12px;padding:10px 14px;margin:12px 0}
a{color:#C4521F}
footer{max-width:820px;margin:0 auto;padding:0 16px 40px;color:var(--muted);font-size:14px;text-align:center}
footer a{margin:0 6px}
body [lang=en]{display:none}
body.en [lang=th]{display:none}
body.en div[lang=en]{display:block}
body.en span[lang=en]{display:inline}
table{border-collapse:collapse;width:100%;margin:8px 0;font-size:15px}
td,th{border:1px solid var(--line);padding:6px 10px;text-align:left;vertical-align:top}
th{background:#FFF4E4}
@media (max-width:520px){.card{padding:16px 16px 6px}h1{font-size:24px}}