:root{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#19364b;background:#f5f7fa;font-size:19px;font-synthesis:none;--blue:#175bc1;--muted:#5c7182;--line:#d5e0e9}*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button{cursor:pointer;touch-action:manipulation}button:focus-visible,input:focus-visible{outline:3px solid #cc8700;outline-offset:4px}[hidden]{display:none!important}#mobile-app{max-width:560px;min-height:100svh;margin:auto;background:#f5f7fa;display:flex;flex-direction:column}.mobile-header{padding:24px 22px 20px;display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line);background:white}.brand{font-weight:750;font-size:27px;letter-spacing:-1px;display:flex;align-items:center}.brand-symbol{display:grid;place-items:center;background:#19364b;color:white;border-radius:10px;width:35px;height:35px;font-size:29px;margin-right:10px}.dot{color:var(--blue)}.demo-badge{font-size:11px;letter-spacing:1px;border:1px solid #c5d4e1;color:#4d6c84;padding:5px 7px;border-radius:5px}.mobile-main{padding:20px 22px 24px;flex:1;min-width:0}.context{display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:38px;margin-bottom:23px;font-size:14px;color:var(--muted)}.text-button{border:0;background:transparent;padding:10px 0;color:#265778;min-height:44px;font-size:15px}h1{font-size:32px;letter-spacing:-.8px;line-height:1.2;font-weight:670;margin:0 0 12px;overflow-wrap:anywhere}h1:focus{outline:none}.intro{color:var(--muted);font-size:17px;line-height:1.5;margin:0 0 24px}.choices{display:grid;gap:12px;margin-top:25px}.choice{display:flex;align-items:center;gap:17px;width:100%;min-height:77px;padding:17px 18px;background:white;border:1px solid #c5d5e2;border-radius:13px;text-align:left;color:#19364b;-webkit-tap-highlight-color:#dceafa}.choice:hover,.choice:active{background:#edf4fe;border-color:var(--blue)}.choice-number{width:34px;height:34px;background:#edf3fa;color:#205990;border-radius:8px;display:grid;place-items:center;flex-shrink:0;font-size:17px;font-weight:600}.choice strong{font-size:21px;font-weight:600;line-height:1.3;display:block;overflow-wrap:anywhere}.choice small{font-size:14px;line-height:1.5;color:var(--muted);display:block;margin-top:5px}.demo-info{font-size:13px;line-height:1.6;color:var(--muted);margin:28px 0 0}.mobile-footer{padding:20px 22px max(22px,env(safe-area-inset-bottom));border-top:1px solid var(--line);font-size:14px;color:#415e75}.mobile-footer span{display:block;color:var(--muted);font-size:12px;margin-top:7px}.answer{margin-top:26px}label{display:block;font-size:17px;font-weight:600;margin-bottom:12px}input{width:100%;border:1px solid #99afc0;border-radius:10px;min-height:60px;padding:14px;color:#19364b;background:white;font-size:20px}.primary{width:100%;min-height:57px;margin-top:18px;border:0;border-radius:10px;background:var(--blue);color:white;font-weight:600;padding:14px}.hint{font-size:14px;line-height:1.6;color:var(--muted)}.error{font-size:16px;color:#9e2828}.paper{margin-top:24px;border:1px solid var(--line);border-radius:12px;background:white;padding:20px;font-size:17px;line-height:1.6;overflow-wrap:anywhere}.paper h2{font-size:23px;margin:8px 0}.paper p{margin:8px 0 16px}.row{display:flex;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line);padding:10px 0;font-size:15px}.row strong{white-space:nowrap}.total{font-size:20px;border:0}.tag{font-size:12px;letter-spacing:1px;color:#5c7182}.success{border-left:3px solid #34745e;background:#eaf5ef;padding:17px;line-height:1.6;border-radius:4px;font-size:17px}.success strong{display:block;margin-bottom:5px}@media(min-width:700px){#mobile-app{border-left:1px solid var(--line);border-right:1px solid var(--line)}}@media(max-width:360px){.mobile-main{padding-left:18px;padding-right:18px}h1{font-size:29px}.choice strong{font-size:20px}.context{gap:6px}}@media print{.mobile-header,.context,.choices,.demo-info,.mobile-footer,.intro{display:none!important}body,#mobile-app{background:white}#mobile-app{border:0;max-width:none;min-height:0}.paper{border:0;padding:0}.mobile-main{padding:0}h1{font-size:24px}@page{margin:18mm}}