:root{
  --tu-red:#C8102E;
  --tu-red-dark:#8A1538;
  --tu-yellow:#FFD100;
  --tu-gold:#F2B705;
  --cream-bg:#FFF8EA;
  --soft-red-bg:#FFF1F3;
  --card-bg:#FFFFFF;
  --border:#F0D6B8;
  --text-main:#2B1B1F;
  --text-muted:#705D63;
  --ok:#0f766e;
  --warn:#b45309;
  --bad:#b91c1c;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:"Sarabun","Prompt","Noto Sans Thai",Tahoma,Arial,sans-serif;font-weight:400;line-height:1.75;background:radial-gradient(circle at top right,rgba(255,209,0,.16),transparent 28%),linear-gradient(180deg,#FFF8EA 0%,#FFFFFF 100%);color:var(--text-main);min-height:100vh}.topbar{background:linear-gradient(90deg,var(--tu-red-dark) 0%,var(--tu-red) 100%);color:#fff;padding:18px 28px;box-shadow:0 10px 28px rgba(138,21,56,.18);display:flex;align-items:center;justify-content:space-between;gap:18px}.brand{display:flex;gap:14px;align-items:center;text-decoration:none;color:inherit}.home-link:hover{opacity:.94}.mark{display:grid;place-items:center;width:48px;height:48px;border-radius:14px;background:var(--tu-yellow);color:var(--tu-red-dark);font-family:"Prompt",sans-serif;font-weight:900}.brand strong{display:block;font-family:"Prompt",sans-serif;font-weight:800;letter-spacing:.1px}.brand small{display:block;color:rgba(255,255,255,.9);font-size:13px;margin-top:1px}.staff-top-link{color:#fff;text-decoration:none;border:1px solid rgba(255,255,255,.38);border-radius:999px;padding:9px 16px;font-weight:700;background:rgba(255,255,255,.08)}.staff-top-link:hover{background:rgba(255,255,255,.18)}.container{max-width:1180px;margin:34px auto;padding:0 18px}.hero{border-radius:30px;background:rgba(255,255,255,.92);padding:42px 38px;margin-bottom:24px;box-shadow:0 24px 70px rgba(43,27,31,.10);border:1px solid var(--border);overflow:hidden;position:relative}.hero:after{content:"";position:absolute;right:-90px;bottom:-105px;width:310px;height:310px;border-radius:50%;background:radial-gradient(circle,rgba(255,209,0,.20),rgba(200,16,46,.08),transparent 65%)}.hero h1{margin:0 0 12px;font-family:"Prompt",sans-serif;font-weight:800;font-size:clamp(30px,4.4vw,50px);line-height:1.18;color:var(--text-main);letter-spacing:-.4px}.hero p{font-size:17px;color:var(--text-muted);position:relative;z-index:1}.hero span{font-weight:800;color:var(--tu-red-dark)}.event-info{margin-top:22px;padding:18px 22px;border-radius:18px;background:rgba(255,248,234,.92);border:1px solid var(--border);color:var(--text-main);font-size:16.5px;line-height:1.85}.event-info p{margin:0 0 10px}.event-info p:last-child{margin-bottom:0}.register-date{color:var(--tu-red-dark);font-weight:800}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.cards{grid-template-columns:repeat(3,minmax(0,1fr))}.card{display:block;text-decoration:none;background:rgba(255,255,255,.96);border:1px solid var(--border);border-radius:24px;padding:26px;box-shadow:0 10px 28px rgba(43,27,31,.06);color:var(--text-main);transition:.18s transform,.18s box-shadow,.18s border-color;position:relative;overflow:hidden}.card:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,209,0,.13),rgba(200,16,46,.04));opacity:0;transition:.18s}.card:hover{transform:translateY(-4px);box-shadow:0 18px 42px rgba(138,21,56,.12);border-color:var(--tu-yellow)}.card:hover:before{opacity:1}.card b,.card span,.card em{position:relative}.card b{display:block;font-family:"Prompt",sans-serif;font-size:24px;margin-bottom:8px;color:var(--tu-red-dark)}.card span{color:var(--text-muted)}.card.primary{background:linear-gradient(135deg,#fff,#FFF8EA);border-color:#F1CE78}.disabled-card{opacity:.62;cursor:not-allowed}.disabled-card em{display:inline-block;margin-top:10px;color:var(--tu-red-dark);font-style:normal;font-weight:800}.panel{background:rgba(255,255,255,.94);border:1px solid var(--border);border-radius:28px;padding:30px;box-shadow:0 24px 70px rgba(43,27,31,.10)}.narrow{max-width:760px;margin:auto}.form-head h1{margin:10px 0 4px;font-family:"Prompt",sans-serif;color:var(--text-main);font-size:34px;line-height:1.25}.form-head h1 span{display:block;font-size:18px;color:var(--text-muted);font-weight:600;margin-top:4px}.back{color:var(--tu-red-dark);text-decoration:none;font-weight:800}.form-purpose-note{margin-top:18px;padding:14px 18px;border-radius:16px;background:linear-gradient(90deg,#FFF8EA,#FFFDF8);border-left:5px solid var(--tu-yellow);border-top:1px solid var(--border);border-right:1px solid var(--border);border-bottom:1px solid var(--border);color:var(--text-main);font-size:15.5px;line-height:1.75}.form-purpose-note p{margin:0 0 8px}.form-purpose-note p:last-child{margin-bottom:0}.capacity-note{color:var(--tu-red-dark)}.progress{height:10px;background:#F6E7D3;border-radius:999px;margin:18px 0 28px;overflow:hidden}.progress span{display:block;height:100%;background:linear-gradient(90deg,var(--tu-red),var(--tu-yellow));transition:.2s}.step{display:none;animation:fade .18s}.step.active{display:block}@keyframes fade{from{opacity:.45;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}h2,h3{font-family:"Prompt",sans-serif}h2{margin-top:0;color:var(--tu-red-dark)}h3{color:var(--tu-red-dark)}.notice{background:#FFF8EA;border:1px solid var(--border);border-radius:18px;padding:16px 18px;margin:14px 0}.notice p{margin:.5rem 0}.en,.muted{color:var(--text-muted);font-size:.95rem}.fields.two{display:grid;grid-template-columns:1fr 1fr;gap:14px 18px}label{display:block;margin:12px 0;font-weight:700}input,select,textarea{width:100%;padding:12px 14px;border:1px solid #E0C8AD;border-radius:14px;font:inherit;background:#fff;color:var(--text-main);margin-top:6px}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--tu-red);box-shadow:0 0 0 4px rgba(200,16,46,.10)}textarea{min-height:96px;resize:vertical}.check{display:flex;gap:12px;align-items:flex-start;background:#fff;border:1px solid var(--border);border-radius:18px;padding:16px}.check input{width:auto;margin-top:4px}.check-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px 14px}.check-grid label{font-weight:500;background:#fff;border:1px solid var(--border);border-radius:14px;padding:10px;margin:0}.check-grid input{width:auto;margin-right:6px}.assist-block{border:1px dashed #D8B894;border-radius:18px;padding:16px;margin-top:14px;background:#FFFDF8}.score-note{background:var(--soft-red-bg);border-left:5px solid var(--tu-red);border-radius:14px;padding:10px 14px;color:var(--tu-red-dark);font-weight:700;margin-bottom:12px}.score-list{display:flex;flex-direction:column;gap:10px}.score-row{display:grid;grid-template-columns:1fr 300px;gap:14px;align-items:center;padding:12px;border:1px solid #F0E1D2;border-radius:16px;background:#fff}.qtext{font-weight:500}.scores{display:grid;grid-template-columns:repeat(5,1fr);gap:6px}.scores label{margin:0}.scores input{display:none}.scores span{display:grid;place-items:center;height:42px;border:1px solid #E0C8AD;border-radius:12px;cursor:pointer;background:#fff}.scores input:checked+span{background:linear-gradient(135deg,var(--tu-red),var(--tu-red-dark));color:#fff;border-color:var(--tu-red);font-weight:900}.actions{display:flex;justify-content:space-between;gap:12px;margin-top:22px}.actions.center{justify-content:center;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:999px;background:linear-gradient(90deg,var(--tu-red),var(--tu-red-dark));color:#fff;padding:12px 22px;font:inherit;font-weight:800;text-decoration:none;cursor:pointer;box-shadow:0 12px 28px rgba(138,21,56,.16)}.btn:hover{filter:brightness(.98)}.btn.secondary{background:var(--tu-yellow);color:var(--tu-red-dark);box-shadow:none}.btn.outline{background:#fff;color:var(--tu-red-dark);border:1px solid #D8B894;box-shadow:none}.btn.submit{font-size:18px;padding:14px 28px}.optional{font-size:.86rem;color:var(--text-muted);font-weight:500}.result{text-align:center}.qrbox{display:inline-flex;flex-direction:column;align-items:center;gap:10px;background:#fff;border:1px solid #eee;border-radius:24px;padding:18px;margin:18px auto}.qrbox img{width:260px;height:260px}.code{font-size:42px;font-family:"Prompt",sans-serif;font-weight:900;letter-spacing:4px;color:var(--text-main)}.info{display:flex;flex-direction:column;gap:6px;align-items:center}.find{display:grid;grid-template-columns:1fr 1fr auto;gap:10px;align-items:end}.find.one{grid-template-columns:1fr auto}.alert{margin:16px 0;padding:14px 16px;border-radius:16px;background:#f3f4f6;border:1px solid #e5e7eb}.alert.ok{background:#ecfdf5;color:var(--ok);border-color:#99f6e4}.alert.warn{background:#fffbeb;color:var(--warn);border-color:#fde68a}.alert.bad{background:#fef2f2;color:var(--bad);border-color:#fecaca}.result.mini{padding-top:18px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:18px 0}.stats div{background:#FFF8EA;border:1px solid var(--border);border-radius:18px;padding:18px;text-align:center}.stats b{display:block;font-family:"Prompt",sans-serif;font-size:30px;color:var(--tu-red-dark)}.stats span{color:var(--text-muted)}.table-wrap{overflow:auto;margin-top:18px}table{width:100%;border-collapse:collapse;background:#fff;border-radius:16px;overflow:hidden}th,td{padding:10px 12px;border-bottom:1px solid #eee;text-align:left;vertical-align:top}th{background:var(--tu-red-dark);color:#fff}.staff-head{display:flex;justify-content:space-between;gap:14px;align-items:center;margin-bottom:18px}.staff-head a{color:var(--tu-red-dark);font-weight:800}.login-card{max-width:520px;margin:30px auto}.staff-menu{grid-template-columns:1fr 1fr}.scanner-box{background:#FFF8EA;border:1px solid var(--border);border-radius:18px;padding:14px;margin:14px 0}.scanner-actions{display:flex;gap:10px;flex-wrap:wrap}.reader{margin-top:12px;max-width:420px}.scanner-hint{color:var(--text-muted);font-size:.9rem;margin-bottom:0}.brand{min-width:0}.brand div:not(.mark){min-width:0}.brand strong,.brand small{overflow-wrap:anywhere}@media(max-width:1080px){.cards{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:860px){.grid,.fields.two,.check-grid{grid-template-columns:1fr}.score-row{grid-template-columns:1fr}.scores{max-width:360px}.hero{padding:28px}.card b{font-size:20px}.find,.find.one{grid-template-columns:1fr}.stats{grid-template-columns:1fr 1fr}.topbar{padding:14px}.container{margin:18px auto}.panel{padding:20px}}@media(max-width:768px){.topbar{padding:12px 14px}.mark{width:40px;height:40px;border-radius:12px;flex:0 0 auto}.brand{gap:10px}.brand strong{font-size:14px;line-height:1.2}.brand small{font-size:12px}.staff-top-link{font-size:12px;padding:8px 11px}.container{width:100%;margin:14px auto;padding:0 12px}.hero{padding:24px 20px;border-radius:22px;margin-bottom:14px}.hero h1{font-size:28px}.hero p{font-size:15px}.grid,.cards,.staff-menu{grid-template-columns:1fr!important;gap:12px}.card{padding:20px;border-radius:20px}.panel{padding:20px 16px;border-radius:22px}.form-head h1{font-size:26px}.fields.two,.check-grid{grid-template-columns:1fr!important}.notice{padding:14px;border-radius:16px}input,select,textarea{font-size:16px;min-height:46px}.actions{position:sticky;bottom:0;background:rgba(255,248,234,.96);padding:10px 0;margin-left:-2px;margin-right:-2px}.actions .btn,.btn,button{min-height:46px}.score-row{display:block;padding:14px}.scores{grid-template-columns:repeat(5,1fr);max-width:none;margin-top:10px}.scores span{height:44px}.find,.find.one{grid-template-columns:1fr!important}.stats{grid-template-columns:1fr!important}.staff-head{display:block}.qrbox img{width:220px;height:220px}.code{font-size:34px;letter-spacing:3px}.table-wrap{margin-left:-8px;margin-right:-8px}table{font-size:14px}}@media(max-width:420px){.hero h1{font-size:25px}.panel{padding:18px 14px}.card{padding:18px}.qrbox img{width:200px;height:200px}.code{font-size:30px}.btn{width:100%}.actions{flex-direction:column}.actions.center .btn{width:100%}.topbar{align-items:flex-start}.staff-top-link{white-space:nowrap}}@media print{.topbar,.actions,.back,.staff-head{display:none}.panel{box-shadow:none;border:0}.qrbox img{width:300px;height:300px}body{background:#fff}}

.required{color:#C8102E;font-weight:900;margin-left:4px}.survey-part-note{margin:10px 0 16px;padding:12px 16px;border-radius:14px;background:#FFF8EA;border-left:5px solid #FFD100;color:#8A1538;font-weight:700;line-height:1.65}.warning-note{border-left:5px solid #C8102E}.checkin-result{font-size:1.05rem}.checkin-person{display:grid;gap:6px;margin-top:10px}.staff .scanner-box{position:sticky;top:10px;z-index:5}.reader video{max-width:100%;border-radius:16px}.reader{overflow:hidden;border-radius:16px}
@media(max-width:768px){.staff .scanner-box{position:sticky;top:0}.scanner-actions .btn{width:100%}.checkin-person{text-align:left}}

/* Concert registration result */
.concert-result .success-title{color:#16803C;}
.concert-result .success-badge{display:inline-flex;align-items:center;justify-content:center;margin:10px auto 8px;padding:9px 16px;border-radius:999px;background:#EAF8EF;color:#16803C;border:1px solid #BFE8CC;font-weight:800;}
.concert-result .success-status{color:#16803C;font-weight:700;}