:root{--orange:#f97316;--orange-dark:#c2410c;--ink:#172033;--muted:#5b6678;--line:#e5e7eb;--paper:#fff;--canvas:#fffaf3;--soft:#fff1e6}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--canvas);color:var(--ink);font-family:system-ui,-apple-system,"Noto Sans Thai",sans-serif;font-size:17px;line-height:1.78}a{color:var(--orange-dark)}a:hover{text-decoration-thickness:2px}.wrap{width:min(920px,calc(100% - 32px));margin:auto}.top{border-bottom:1px solid var(--line);background:#fff}.nav{min-height:70px;display:flex;align-items:center;justify-content:space-between;gap:18px}.brand{color:var(--ink);font-size:20px;font-weight:900;text-decoration:none}.links{display:flex;flex-wrap:wrap;gap:15px;font-size:15px;font-weight:750}.hero{padding:64px 0 46px;background:linear-gradient(155deg,#fff,#fff0e2)}.kicker{color:#9a3412;font-size:14px;font-weight:900;letter-spacing:.05em;text-transform:uppercase}.hero h1{max-width:820px;margin:10px 0 16px;font-size:clamp(34px,7vw,56px);line-height:1.17;letter-spacing:-.035em}.lead{max-width:780px;color:#43506a;font-size:clamp(18px,2.5vw,21px)}.meta{margin-top:18px;color:var(--muted);font-size:14px}.content{padding:52px 0 70px;background:#fff}.content h2{margin:46px 0 12px;font-size:clamp(25px,4vw,34px);line-height:1.3}.content h3{margin:30px 0 8px;font-size:21px}.content p,.content li{max-width:780px}.content li+li{margin-top:8px}.toc,.note,.cta,.card{padding:22px;border:1px solid var(--line);border-radius:18px;background:#fff}.toc{margin-bottom:36px;background:#fafafa}.toc strong{display:block;margin-bottom:8px}.toc ul{margin:0;padding-left:22px}.note{margin:28px 0;border-left:5px solid var(--orange);background:var(--soft)}.cta{margin-top:46px;text-align:center;background:linear-gradient(145deg,#fff7ed,#ffedd5)}.cta h2{margin-top:0}.buttons{display:flex;flex-wrap:wrap;justify-content:center;gap:10px}.btn{display:inline-flex;min-height:48px;align-items:center;justify-content:center;padding:10px 18px;border:2px solid #fdba74;border-radius:14px;background:#fff;color:#9a3412;font-weight:850;text-decoration:none}.btn.primary{border-color:var(--orange);background:var(--orange);color:#172033}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.card h2{margin:0 0 8px;font-size:23px}.card p{margin:0}.breadcrumb{padding:16px 0;color:var(--muted);font-size:14px}footer{padding:34px 0;border-top:1px solid var(--line);background:#fff;color:var(--muted);font-size:15px}@media(max-width:650px){body{font-size:16px}.hero{padding:48px 0 36px}.content{padding:38px 0 54px}.grid{grid-template-columns:1fr}.links{gap:10px;font-size:13px}.btn{width:100%}}
