:root{--demo-blue:#0866dc;--demo-navy:#0d2e5d;--demo-muted:#617b9d;--demo-line:#d9e7f7;--demo-bg:#f4f9ff}
*{box-sizing:border-box}
body.demo-request-page{margin:0;min-height:100vh;background:linear-gradient(145deg,#edf7ff 0%,#fafdff 55%,#eaf4ff 100%);color:var(--demo-navy);font-family:'Prompt','Noto Sans Thai',sans-serif}
.demo-shell{width:min(1120px,calc(100% - 32px));margin:0 auto;padding:28px 0 54px}
.demo-brand{display:flex;align-items:center;gap:12px;margin-bottom:28px}.demo-brand img{width:52px;height:52px;object-fit:contain;border-radius:10px;background:#fff}.demo-brand strong{font-size:18px;letter-spacing:-.02em}.demo-brand small{display:block;color:var(--demo-muted);font-size:11px;margin-top:1px}
.demo-heading{text-align:center;max-width:720px;margin:0 auto 25px}.demo-heading .kicker{color:var(--demo-blue);font-size:12px;font-weight:700;letter-spacing:.08em}.demo-heading h1{font-size:clamp(25px,4vw,38px);line-height:1.25;margin:7px 0 9px;color:#0b2c60}.demo-heading p{margin:0;color:var(--demo-muted);font-size:14px}
.demo-card{background:#fff;border:1px solid var(--demo-line);border-radius:18px;box-shadow:0 18px 45px #0c4b9214;padding:28px}.demo-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 20px}.demo-field{display:flex;flex-direction:column;gap:7px}.demo-field.full{grid-column:1/-1}.demo-field label{font-size:14px;font-weight:700;color:#193e70}.demo-field label span{color:#e25353;margin-left:3px}.demo-field input{width:100%;min-height:46px;border:1px solid #bdd4ee;border-radius:9px;padding:10px 13px;font:inherit;font-size:14px;color:#123665;background:#fbfdff;outline:none;transition:border .2s,box-shadow .2s}.demo-field input:focus{border-color:var(--demo-blue);box-shadow:0 0 0 3px #0866dc1c;background:#fff}.demo-field input:user-invalid{border-color:#dd6b6b}.demo-hint{font-size:11px;line-height:1.4;color:var(--demo-muted);font-weight:400}.demo-actions{grid-column:1/-1;display:flex;justify-content:flex-end;gap:12px;margin-top:5px;padding-top:20px;border-top:1px solid #edf3fa}.demo-actions .btn{min-height:44px}.demo-back{color:var(--demo-blue);text-decoration:none;font-size:13px;align-self:center;margin-right:auto}.demo-back:hover{text-decoration:underline}
.demo-review[hidden]{display:none}.demo-review{position:fixed;inset:0;z-index:20;display:grid;place-items:center;padding:18px;background:#092b536b;backdrop-filter:blur(3px)}.demo-review-card{width:min(650px,100%);max-height:min(90vh,760px);overflow:auto;background:#fff;border-radius:18px;box-shadow:0 24px 80px #062b5d40;padding:28px;position:relative}.demo-review-card h2{margin:0 0 6px;font-size:24px;color:#0b2f63}.demo-review-card>p{margin:0 0 19px;color:var(--demo-muted);font-size:13px}.demo-review-close{position:absolute;right:17px;top:13px;border:0;background:transparent;font-size:27px;color:#567294;cursor:pointer}.demo-summary{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--demo-line);border-radius:11px;overflow:hidden;margin-bottom:20px}.demo-summary div{padding:11px 13px;border-bottom:1px solid #e7eff8}.demo-summary div:nth-child(odd){border-right:1px solid #e7eff8}.demo-summary div:nth-last-child(-n+2){border-bottom:0}.demo-summary dt{font-size:11px;color:var(--demo-muted);margin-bottom:2px}.demo-summary dd{font-size:14px;font-weight:700;margin:0;color:#143e74;overflow-wrap:anywhere}.demo-review-actions{display:flex;justify-content:flex-end;gap:10px;flex-wrap:wrap}.demo-review-actions .btn{min-height:43px}.demo-status{display:none;margin:17px 0 0;padding:12px 14px;border-radius:9px;background:#e8f9f2;color:#087552;font-size:13px;line-height:1.5}.demo-status.show{display:block}
@media(max-width:680px){.demo-shell{width:min(100% - 22px,520px);padding-top:17px}.demo-brand{margin-bottom:19px}.demo-brand img{width:44px;height:44px}.demo-brand strong{font-size:16px}.demo-heading{text-align:left;margin-bottom:18px}.demo-heading h1{font-size:27px}.demo-heading p{font-size:13px}.demo-card{padding:18px 15px;border-radius:14px}.demo-form{grid-template-columns:1fr;gap:14px}.demo-field.full{grid-column:auto}.demo-actions{display:grid;grid-template-columns:1fr;gap:10px}.demo-actions .btn{width:100%}.demo-back{text-align:center;margin:0;order:2}.demo-summary{grid-template-columns:1fr}.demo-summary div:nth-child(odd){border-right:0}.demo-summary div:nth-last-child(2){border-bottom:1px solid #e7eff8}.demo-review-card{padding:23px 16px}.demo-review-actions{display:grid;grid-template-columns:1fr}.demo-review-actions .btn{width:100%}}