:root{--bg:#f7f8fb;--card:#fff;--ink:#14213d;--muted:#5b6478;--brand:#ff5a36;--brand2:#ffb703;--line:#e4e7ee;--ad:#fff4d6;--adline:#f2c14e}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:"Noto Sans Thai","Sarabun","Prompt",system-ui,-apple-system,"Segoe UI",sans-serif;background:var(--bg);color:var(--ink);line-height:1.65;font-size:17px}
a{color:inherit}.wrap{max-width:1080px;margin:0 auto;padding:0 18px}
.notice{background:#14213d;color:#fff;font-size:14px;text-align:center;padding:8px 12px}
.notice a{color:var(--brand2)}
header.top{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.nav{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:60px;flex-wrap:wrap}
.logo{font-weight:800;font-size:22px;text-decoration:none;letter-spacing:-.3px}.logo b{color:var(--brand)}
.nav ul{display:flex;gap:6px;list-style:none;margin:0;padding:0;flex-wrap:wrap}
.nav ul a{display:block;padding:6px 12px;border-radius:999px;text-decoration:none;font-size:15px;color:var(--muted)}
.nav ul a:hover,.nav ul a.on{background:#fff0ec;color:var(--brand)}
.hero{padding:44px 0 26px;text-align:center}
.hero h1{font-size:clamp(28px,5vw,44px);line-height:1.25;margin:0 0 12px;letter-spacing:-.5px}
.hero h1 em{font-style:normal;color:var(--brand)}
.hero p{max-width:640px;margin:0 auto 20px;color:var(--muted)}
.search{max-width:520px;margin:0 auto;display:flex;gap:8px}
.search input{flex:1;padding:13px 16px;border:1px solid var(--line);border-radius:12px;font:inherit;background:#fff}
.btn{display:inline-block;padding:12px 20px;border-radius:12px;background:var(--brand);color:#fff;text-decoration:none;border:0;font:inherit;font-weight:600;cursor:pointer}
.btn.alt{background:#fff;color:var(--ink);border:1px solid var(--line)}
h2{font-size:24px;margin:34px 0 14px;letter-spacing:-.3px}
.cats{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
.cat{display:block;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px;text-decoration:none;transition:.15s}
.cat:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(20,33,61,.08);border-color:var(--brand)}
.cat .ic{font-size:28px}.cat h3{margin:6px 0 4px;font-size:18px}.cat p{margin:0;color:var(--muted);font-size:14.5px;line-height:1.5}
.cat small{display:block;margin-top:8px;color:var(--brand);font-weight:600}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:14px}
.tool{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px;display:flex;flex-direction:column;gap:8px}
.tool h3{margin:0;font-size:19px;display:flex;justify-content:space-between;gap:8px;align-items:center}
.tool .cn{font-size:12.5px;color:var(--muted);background:#f0f2f7;border-radius:999px;padding:2px 10px;white-space:nowrap}
.tool p{margin:0;font-size:15px;color:#2b3550}
.tags{display:flex;flex-wrap:wrap;gap:6px}.tags span{font-size:12.5px;background:#eef6ee;color:#25613a;border-radius:8px;padding:2px 8px}
.tool a.go{margin-top:auto;font-weight:600;color:var(--brand);text-decoration:none;font-size:15px}
.tool a.go:hover{text-decoration:underline}
.ad{background:var(--ad);border:1.5px dashed var(--adline);border-radius:16px;padding:18px;position:relative}
.ad .badge{position:absolute;top:-11px;left:16px;background:var(--adline);color:#4a3500;font-size:12.5px;font-weight:700;padding:2px 12px;border-radius:999px}
.ad h3{margin:6px 0 4px}.ad p{margin:0 0 8px;font-size:15px}
.crumbs{font-size:14px;color:var(--muted);padding-top:20px}.crumbs a{text-decoration:none;color:var(--brand)}
.page h1{font-size:clamp(26px,4vw,36px);margin:10px 0 6px}
.lead{color:var(--muted);max-width:720px}
.box{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;margin:16px 0}
.tiers{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:14px}
.tier{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px}.tier h3{margin:0 0 4px}.tier .p{font-size:22px;font-weight:800;color:var(--brand)}
.tier ul{padding-left:20px;margin:8px 0;color:#2b3550;font-size:15px}
form.nl{display:flex;gap:8px;flex-wrap:wrap}form.nl input{flex:1;min-width:220px;padding:12px 14px;border:1px solid var(--line);border-radius:12px;font:inherit}
.hint{font-size:13.5px;color:var(--muted);margin-top:8px}
.nlband{background:linear-gradient(135deg,#14213d,#233a6b);color:#fff;border-radius:20px;padding:28px;margin:40px 0}
.nlband h2{margin-top:0}.nlband p{color:#d5dbea}.nlband .hint{color:#aeb8d0}
footer{border-top:1px solid var(--line);background:#fff;margin-top:50px;padding:26px 0;font-size:14.5px;color:var(--muted)}
footer .cols{display:flex;gap:24px;flex-wrap:wrap;justify-content:space-between}
.proto{background:#fff0ec;border:1px solid #ffc9bb;color:#8a2a12;border-radius:12px;padding:10px 14px;font-size:14px;margin:14px 0}
.hide{display:none!important}
@media(max-width:560px){body{font-size:16px}.grid{grid-template-columns:1fr}.nav ul a{padding:5px 9px;font-size:14px}.hero{padding:28px 0 16px}}