:root{--teal:#0f6e6b;--amber:#e29a2d;--rust:#be654c;--skyblue:#5a91be;--sage:#83a462;--plum:#995a90;--graphite:#333f4a;--sand:#dfc98f;--ink:#1c242b;--slate:#66727c;--mist:#b9c1c6;--paper:#f3f0eb}*{box-sizing:border-box}body{color:var(--graphite);background:var(--paper);margin:0;font-family:Arial,Noto Sans Thai,sans-serif;font-size:17px;line-height:1.6}header{border-bottom:1px solid var(--mist);justify-content:space-between;align-items:center;max-width:1060px;margin:auto;padding:26px 32px;display:flex}header a{color:var(--teal);font-size:24px;font-weight:800;text-decoration:none}header span{font-weight:400}.course,.eyebrow{letter-spacing:.14em;font-size:12px;font-weight:700}main{max-width:820px;margin:0 auto;padding:50px 28px 20px}h1{letter-spacing:-.035em;color:var(--teal);margin:16px 0 20px;font:62px/1.08 Georgia,serif}.eyebrow{color:var(--teal)}.lede{margin:0;font-size:24px;line-height:1.4}.thai{color:var(--slate);font-size:15px}.intro{margin-bottom:38px}form{border:1px solid var(--mist);background:#fff;border-radius:8px;padding:34px 36px;box-shadow:0 8px 30px #333f4a08}section+section{border-top:1px solid var(--mist);margin-top:28px;padding-top:28px}label,legend{margin:24px 0 10px;font-weight:600;line-height:1.5;display:block}label:first-child{margin-top:0}b,i{color:var(--slate);margin-left:8px;font-size:12px;font-style:normal;font-weight:400}select,textarea{border:1px solid var(--mist);width:100%;font:inherit;color:var(--graphite);background:#fff;border-radius:5px;padding:12px 14px}textarea{resize:vertical;min-height:80px}textarea:focus,select:focus{outline:2px solid var(--teal);outline-offset:2px}.question{background:var(--paper);border-left:3px solid var(--amber);margin-top:20px;padding:16px 18px;font-size:19px;font-weight:600}.question b{margin:8px 0 0;display:block}.privacy,.help,.section-note{color:var(--slate);font-size:14px;line-height:1.55}.help{margin:-3px 0 10px}.privacy{margin:16px 0 0}.section-title{justify-content:space-between;align-items:center;gap:12px;display:flex}.section-title h2{color:var(--teal);margin:0;font:30px Georgia,serif}.section-title h2 span{color:var(--slate);margin-right:12px;font:13px Arial,sans-serif}.section-title p{letter-spacing:.12em;color:var(--slate);white-space:nowrap;font-size:11px}fieldset{border:0;min-width:0;margin:20px 0 24px;padding:0}legend{margin:0 0 12px;padding:0}.pace{grid-template-columns:repeat(5,1fr);gap:8px;display:grid}.pace label{border:1px solid var(--mist);text-align:center;cursor:pointer;border-radius:5px;flex-direction:column;justify-content:flex-start;align-items:center;gap:8px;margin:0;padding:14px 6px;font-size:13px;font-weight:400;display:flex}.pace .selected{background:var(--paper);border:2px solid var(--teal);padding:13px 5px}.pace input{accent-color:var(--teal);width:18px;height:18px}.submit-row{margin-top:30px}.submit-row button{background:var(--teal);color:#fff;cursor:pointer;border:0;border-radius:5px;width:100%;padding:17px 20px;font:600 16px Arial}.submit-row button:disabled{opacity:.6;cursor:wait}.submit-row p{text-align:center;color:var(--slate);font-size:12px}.error{border-left:3px solid var(--rust);color:var(--graphite);background:#fff4ee;padding:14px}footer{color:var(--slate);justify-content:space-between;gap:12px;margin-top:35px;padding:20px 0;font-size:12px;display:flex}a{color:var(--teal)}.thanks{border:1px solid var(--mist);background:#fff;border-radius:8px;padding:36px}.thanks h2{color:var(--teal);margin:10px 0;font:36px Georgia,serif}.tick{color:var(--teal);font-size:35px}.receipt{overflow-wrap:anywhere;color:var(--slate);font:12px monospace}.return{margin-top:20px;display:inline-block}@media (max-width:600px){header{padding:18px 20px}main{padding:28px 16px 12px}h1{font-size:48px}.lede{font-size:21px}form{padding:24px 18px}.section-title h2{font-size:27px}.question{font-size:17px}.pace{grid-template-columns:1fr}.pace label{text-align:left;flex-direction:row;justify-content:flex-start;padding:12px 14px}.pace .selected{padding:11px 13px}footer{flex-direction:column}.eyebrow{font-size:10px}}