:root{font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;color:#142338;background:#f3f6fa;line-height:1.65;color-scheme:light}
*{box-sizing:border-box}body{margin:0}main{max-width:760px;margin:auto;padding:28px 18px 48px}header,section,footer{background:white;border:1px solid #dce4ee;border-radius:14px;padding:24px;margin:0 0 18px}header{border-top:5px solid #24579a}h1{font-size:1.8rem;margin:0 0 12px}h2{font-size:1.2rem;margin:0 0 16px}h3{font-size:1rem;margin:22px 0 10px}p{margin:10px 0}.eyebrow{font-size:.85rem;color:#466286;letter-spacing:.08em}.muted,footer{color:#4a5d75;font-size:.9rem}.row{display:flex;justify-content:space-between;align-items:center;gap:12px}label{display:block;margin:14px 0 8px;font-weight:600}input,select{display:block;width:100%;font:inherit;background:#fff;color:#142338;border:1px solid #9aacc3;border-radius:7px;padding:10px;margin-top:6px}button{font:inherit;font-weight:600;color:white;background:#24579a;border:1px solid #24579a;border-radius:7px;min-height:44px;padding:8px 16px;margin:8px 8px 8px 0;cursor:pointer}button.secondary{background:white;color:#24579a}button:disabled{opacity:.45;cursor:not-allowed}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #e6a23a;outline-offset:2px}#notice{background:#fff4d8;border-left:4px solid #b77d10;padding:14px 16px;margin-bottom:18px}#balance{margin:16px 0;padding:12px;background:#f3f6fa}#captcha-image{max-width:100%;height:60px;margin-top:12px}iframe{width:100%;height:430px;border:1px solid #dce4ee;border-radius:8px}#widget-host:empty{display:none}.identifier{font-family:ui-monospace,monospace;font-size:.85rem;overflow-wrap:anywhere}article{border-top:1px solid #dce4ee;padding:14px 0}article p{overflow-wrap:anywhere}.warning{color:#8c4d08}[hidden]{display:none!important}@media(max-width:480px){main{padding:16px 12px}header,section,footer{padding:18px}button{width:100%;margin-right:0}.row button{width:auto}h1{font-size:1.5rem}}