:root{--ink:#14233d;--muted:#53627a;--blue:#164bd5;--paper:#fff;--wash:#f0f4fc;--line:#d8e1f0;--yellow:#ffce57;--radius:12px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Thonburi,Tahoma,"Noto Sans Thai",sans-serif;font-size:18px;line-height:1.85}a{color:var(--blue);text-underline-offset:5px}a:hover{color:#082c8e}a:focus-visible,button:focus-visible{outline:3px solid #b26a00;outline-offset:5px}button{font:inherit}.wrap{max-width:1120px;margin:auto;padding:0 32px}.skip{position:absolute;top:-100px;left:20px;background:var(--ink);color:white;padding:10px;z-index:10}.skip:focus{top:10px}.header{border-bottom:1px solid var(--line)}.header .wrap{display:flex;justify-content:space-between;align-items:center;gap:24px;padding-top:21px;padding-bottom:21px}.brand{display:flex;align-items:center;gap:12px;font-size:22px;font-weight:700;color:var(--ink);text-decoration:none}.brand-mark{display:grid;place-items:center;width:38px;height:38px;background:var(--blue);color:white;border-radius:7px;font-size:22px}nav{display:flex;gap:24px;flex-wrap:wrap;font-size:16px}nav a{color:var(--ink);text-decoration:none}.eyebrow{font-size:15px;line-height:1.6;color:var(--blue);font-weight:700;margin:0 0 20px}.hero{padding:62px 0 52px;display:grid;grid-template-columns:1.5fr 1fr;gap:60px;align-items:start}h1,h2,h3{line-height:1.5;letter-spacing:0;margin-top:0}h1{font-size:44px;margin-bottom:22px;max-width:740px}h2{font-size:28px;margin-bottom:20px}h3{font-size:22px;margin-bottom:12px}p{margin:0 0 22px}.lead{font-size:20px;max-width:700px;color:var(--muted)}.hero-note{background:var(--ink);color:white;padding:28px;border-radius:var(--radius);margin-top:15px}.hero-note h2{font-size:22px}.hero-note p{color:#dce6fa;font-size:17px}.hero-note p:last-child{margin:0}.step-line{padding:12px 0;border-top:1px solid #52617b;display:flex;gap:16px;align-items:baseline}.step-line strong{color:var(--yellow);min-width:25px}.action{display:inline-block;background:var(--blue);color:white;padding:12px 22px;border-radius:7px;text-decoration:none;font-weight:700;font-size:17px}.action:hover{background:#0834a9;color:white}.section{padding:42px 0;border-top:1px solid var(--line)}.section-heading{display:flex;justify-content:space-between;align-items:baseline;gap:20px}.small{font-size:15px;color:var(--muted)}.guide-list{display:grid;gap:0}.guide-row{display:grid;grid-template-columns:54px 1fr 120px;gap:24px;padding:27px 0;border-bottom:1px solid var(--line);align-items:start}.guide-row:last-child{border-bottom:0}.number{color:var(--blue);font-size:30px;font-weight:700;line-height:1.5}.guide-row h3 a{text-decoration:none;color:var(--ink)}.guide-row h3 a:hover{color:var(--blue)}.guide-row p{margin:0;color:var(--muted);font-size:17px;max-width:700px}.guide-row .read{font-size:16px;padding-top:7px;text-align:right}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:42px}.note{border-left:4px solid var(--blue);padding:19px 24px;background:var(--wash);margin:26px 0}.note p:last-child{margin:0}.note strong{display:block;margin-bottom:6px}.footer{background:var(--ink);color:#dfE8fa;padding:30px 0;margin-top:32px;font-size:15px}.footer .wrap{display:flex;gap:30px;justify-content:space-between;flex-wrap:wrap}.footer a{color:#dfe8fa}.footer p{margin:0}.footer-links{display:flex;gap:22px;flex-wrap:wrap}.article{max-width:790px;margin:auto;padding:48px 0}.article h1{font-size:36px;max-width:none}.article h2{margin-top:42px;font-size:27px}.article h3{margin-top:25px}.article li{margin-bottom:12px}.article ul,.article ol{padding-left:27px}.meta{font-size:15px;color:var(--muted);padding-bottom:24px;border-bottom:1px solid var(--line);margin-bottom:30px}.breadcrumb{font-size:15px;margin-bottom:22px}.table-wrap{overflow-x:auto;max-width:100%;margin:25px 0}table{border-collapse:collapse;width:100%;font-size:16px;min-width:530px}th,td{padding:16px 14px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}th{background:var(--wash);font-weight:700}caption{text-align:left;font-size:15px;color:var(--muted);margin-bottom:12px}.sources{font-size:16px;padding:24px 0 0;border-top:1px solid var(--line);margin-top:38px}.sources h2{font-size:20px;margin-top:0}.sources li{overflow-wrap:anywhere}.related{padding:26px;background:var(--wash);margin-top:35px}.related h2{margin-top:0;font-size:22px}.related a{display:block;margin-top:10px}.error{min-height:50vh}.tag{display:inline-block;background:var(--wash);padding:3px 9px;font-size:14px;border-radius:4px;margin-bottom:12px}.contact-link{overflow-wrap:anywhere}.scope{padding-bottom:0}
@media(max-width:800px){.hero{grid-template-columns:1fr;gap:18px;padding:38px 0}.hero-note{margin-top:0}h1{font-size:34px}.article h1{font-size:31px}.two-col{grid-template-columns:1fr;gap:20px}.section{padding:30px 0}.guide-row{grid-template-columns:40px 1fr;gap:14px}.guide-row .read{grid-column:2;text-align:left;padding-top:0}.section-heading{display:block}.header .wrap{align-items:flex-start;gap:14px;flex-direction:column}.brand{font-size:21px}nav{gap:20px}.article{padding:32px 0}.wrap{padding-left:23px;padding-right:23px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}