:root{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC",sans-serif;color:#203653;background:#f2f6fc;font-size:16px}*{box-sizing:border-box}body{margin:0}main{max-width:620px;margin:auto;padding:32px 20px 24px}header{padding:10px 6px 26px}.eyebrow{font-size:12px;letter-spacing:3px;color:#356ca8;font-weight:600}h1{font-size:32px;line-height:1.35;letter-spacing:1px;margin:18px 0 12px}header p{font-size:14px;color:#60738d;line-height:1.7}.partners{border-left:2px solid #adc9ed;padding-left:14px;margin-top:25px;font-size:12px;line-height:1.9;color:#61758f}.partners strong{font-weight:500;color:#365477}.notice{font-size:12px;line-height:1.7;padding:12px 16px;background:#fff4d9;color:#87611f;border-radius:10px;margin-bottom:16px}.sample{padding:20px 24px;background:#235fa8;color:white;border-radius:16px;display:flex;flex-direction:column;gap:9px;box-shadow:0 6px 20px #235fa818}.sample span{font-size:12px;color:#d8e8fc}.sample strong{font-size:30px;letter-spacing:3px;font-variant-numeric:tabular-nums}.sample small{font-size:11px;color:#d8e8fc}.card{background:white;border:1px solid #dfe7f2;border-radius:16px;padding:24px;margin-top:16px}h2{font-size:17px;margin:0 0 22px;display:flex;gap:12px;align-items:center}h2 b{font-size:12px;color:#4674aa;background:#edf4ff;padding:7px;border-radius:6px}fieldset{border:0;padding:0;margin:0 0 22px;min-width:0}legend,.field{font-size:14px;font-weight:500}legend{margin-bottom:12px}.choices{display:flex;flex-wrap:wrap;gap:10px}.choices label{padding:11px 13px;background:#f7f9fd;border:1px solid #dce5f2;border-radius:8px;font-size:14px;display:flex;gap:5px;align-items:center}.choices label:has(input:checked){background:#e8f1ff;border-color:#598bd0}input[type=checkbox],input[type=radio]{accent-color:#2563b0;width:17px;height:17px;margin:0;flex-shrink:0}.field{display:block;margin-top:20px}.field input,.field select,.field textarea{display:block;margin-top:10px;width:100%;padding:13px 14px;border:1px solid #d9e3f0;border-radius:9px;background:#fbfcff;color:#203653;font:inherit;font-size:16px;min-height:48px}.field textarea{height:84px;resize:vertical}.field>small{display:inline-block;margin-top:7px}small{font-size:12px;color:#667890;font-weight:400}em{font-style:normal;color:#b86945}.consent{font-size:13px;line-height:1.8}summary{cursor:pointer;color:#245fa4;font-weight:600}.agree{display:flex;gap:10px;margin-top:18px;align-items:flex-start}.agree input{margin-top:4px}button{width:100%;background:#235fa8;border:0;border-radius:12px;padding:17px 20px;color:white;font-size:16px;font-weight:600;cursor:pointer;display:flex;justify-content:space-between}button:disabled{opacity:.6;cursor:wait}.footnote,footer{font-size:12px;text-align:center;color:#667890;line-height:1.7}footer{margin-top:28px}#message{margin:20px 0;line-height:1.8}#message:empty{display:none}#error{color:#b44530;font-size:14px;line-height:1.7}input:focus,select:focus,textarea:focus,button:focus-visible,summary:focus-visible{outline:2px solid #4a86d4;outline-offset:2px}[hidden]{display:none!important}@media(max-width:380px){main{padding:20px 14px}.card{padding:20px}h1{font-size:28px}}
/* Decorative vector stays beside the title, above the full-width introduction. */
header{position:relative}
.header-tube{position:absolute;top:0;right:8px;width:120px;height:150px;opacity:.7;pointer-events:none;user-select:none}
@media(max-width:380px){.header-tube{top:4px;right:0;width:92px;height:115px}}

body.modal-open{overflow:hidden}
.modal-overlay{position:fixed;inset:0;z-index:1000;display:flex;align-items:center;justify-content:center;padding:24px;background:rgba(16,35,60,.48);overflow-y:auto;overscroll-behavior:contain}
.confirmation-dialog{width:100%;max-width:360px;background:#fff;border-radius:18px;padding:26px 22px;box-shadow:0 16px 56px rgba(16,35,60,.22)}
.confirmation-dialog h2{display:block;margin:0 0 14px;font-size:20px;text-align:center}
.confirmation-dialog p{margin:0;color:#60738d;font-size:15px;line-height:1.8}
.modal-actions{display:flex;gap:12px;margin-top:24px}
.modal-actions button{flex:1;justify-content:center;padding:14px 8px;font-size:15px;min-height:48px}
.modal-actions .button-secondary{background:#edf3fb;color:#365477}