:root{--bg:#F4F3EF;--card:#fff;--ink:#1B1F24;--muted:#545C66;--line:#E2E0D8;--accent:#1F5A80;--accent-d:#153F5A}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Noto Sans Thai","Leelawadee UI",Tahoma,sans-serif;background:var(--bg);color:var(--ink);line-height:1.7}
a{color:var(--accent)}a:hover{color:var(--accent-d)}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
header{background:#fff;border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:16px;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:var(--ink);text-decoration:none;flex-grow:1}
.mark{width:36px;height:36px;border-radius:9px;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-size:12px;letter-spacing:.5px}
.nav a.link{color:var(--ink);text-decoration:none;font-size:15px}
.btn{display:inline-flex;align-items:center;justify-content:center;height:44px;padding:0 20px;border-radius:10px;background:var(--accent);color:#fff;text-decoration:none;font-weight:600;font-size:15px}
.btn:hover{background:var(--accent-d);color:#fff}
.btn.ghost{background:transparent;color:var(--accent);border:1px solid var(--accent)}
.hero{padding:72px 0 56px}
.hero h1{font-size:40px;line-height:1.25;margin:0 0 16px;max-width:720px}
.hero p{font-size:18px;color:var(--muted);margin:0 0 28px;max-width:640px}
.actions{display:flex;gap:12px;flex-wrap:wrap}
section{padding:48px 0}
h2{font-size:28px;margin:0 0 8px}
.lead{color:var(--muted);margin:0 0 28px;max-width:680px}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:24px}
.card h3{margin:12px 0 6px;font-size:18px}
.card p{margin:0;color:var(--muted);font-size:15px}
.icon{width:44px;height:44px;border-radius:10px;background:#E6EEF4;display:flex;align-items:center;justify-content:center;color:var(--accent)}
.band{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;align-items:start}
ul.check{list-style:none;padding:0;margin:0}
ul.check li{padding-left:28px;position:relative;margin-bottom:10px}
ul.check li:before{content:"";position:absolute;left:4px;top:10px;width:12px;height:7px;border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(-45deg)}
footer{padding:32px 0;color:var(--muted);font-size:14px}
footer .row{display:flex;gap:20px;flex-wrap:wrap;align-items:center}
footer .row span{flex-grow:1}
.doc{background:#fff;border:1px solid var(--line);border-radius:14px;padding:36px;margin:40px auto;max-width:820px}
.doc h1{font-size:30px;margin:0 0 4px}
.doc h2{font-size:20px;margin:28px 0 8px}
.doc p,.doc li{font-size:15.5px}
.muted{color:var(--muted)}
table{border-collapse:collapse;width:100%;font-size:15px;margin:8px 0 16px}
th,td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
th{background:#FAF9F6}
@media (max-width:820px){.grid,.two{grid-template-columns:1fr}.hero{padding:48px 0 36px}.hero h1{font-size:30px}.nav a.link{display:none}.doc{padding:22px;margin:20px 0}}