:root{color-scheme:light;--paper:#f5f2ea;--ink:#252c29;--muted:#58615a;--line:#d4d7cd;--accent:#345c49;--error:#882d23}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Microsoft YaHei","PingFang SC",sans-serif;font-size:16px;line-height:1.7}header{max-width:1080px;margin:auto;padding:24px 32px;display:flex;align-items:center;gap:28px;border-bottom:1px solid var(--line)}a{color:inherit;text-underline-offset:4px}.brand{text-decoration:none;font-family:"Noto Serif SC","Songti SC",SimSun,serif;font-size:24px}header>span:not(.brand){color:var(--muted);font-size:14px}header button{margin-left:auto}main{max-width:1080px;padding:36px 32px 24px;margin:auto}h1{font-family:"Noto Serif SC","Songti SC",SimSun,serif;font-size:40px;font-weight:500;line-height:1.3;margin:0 0 12px;text-wrap:balance}h2{font-size:20px;margin:0 0 12px;line-height:1.4}p{margin:8px 0 16px;color:var(--muted);max-width:70ch}.intro{margin-bottom:34px}.identity{display:flex;justify-content:space-between;align-items:center;padding:22px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-bottom:32px}.identity p{margin-bottom:0}strong{font-variant-numeric:tabular-nums;color:var(--ink);font-size:22px;margin-left:10px}.columns{display:grid;grid-template-columns:1.1fr 1fr;gap:56px}.payment{padding-left:32px;border-left:1px solid var(--line)}fieldset{border:0;padding:0;margin:22px 0}legend,label{display:block;font-size:14px;margin-bottom:8px}#packages{display:flex;gap:10px;flex-wrap:wrap}#packages legend{width:100%;margin-bottom:12px}.amount{position:relative;flex:1;min-width:95px;cursor:pointer}.amount input{position:absolute;opacity:0;width:1px;height:1px}.amount span{display:block;padding:14px 10px;border:1px solid var(--line);border-radius:12px;text-align:center;font-size:20px;color:var(--ink);font-variant-numeric:tabular-nums}.amount small{display:block;font-size:12px;color:var(--muted)}.amount input:checked+span{border:2px solid var(--accent);padding:13px 9px;background:#e5ece2}.amount input:focus-visible+span{outline:3px solid var(--accent);outline-offset:3px}button{font:inherit;font-size:15px;min-height:46px;border-radius:10px;border:1px solid var(--accent);background:var(--accent);color:white;padding:10px 18px;cursor:pointer;transition:background .15s ease-out}button:hover{background:#234333}.quiet{background:transparent;color:var(--accent)}.quiet:hover{background:#e5ece2}button:disabled{opacity:.5;cursor:wait}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible,a:focus-visible{outline:3px solid var(--accent);outline-offset:3px}#pay{width:100%}.small,details,footer{font-size:13px;line-height:1.8}.small{margin-top:16px}details{margin-top:22px;border-top:1px solid var(--line);padding-top:16px}summary{cursor:pointer;font-weight:600}#qr{max-width:100%;height:auto;margin:12px auto 22px;display:block;background:white;padding:8px;border-radius:12px}.order-id{font-size:12px;overflow-wrap:anywhere;font-variant-numeric:tabular-nums}.actions{display:flex;gap:8px;flex-wrap:wrap}.history{margin-top:42px;border-top:1px solid var(--line);padding-top:28px}.order-row{padding:16px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;align-items:center}.order-row p{margin:3px 0;font-size:13px}.order-row strong{font-size:17px;margin:0}#notice{padding:14px 18px;background:#e7ebdf;color:var(--ink);border-radius:10px;margin-bottom:24px}#notice.error{background:#fae5df;color:var(--error)}form{max-width:460px}input,textarea,select{font:inherit;display:block;width:100%;background:#fffefa;color:var(--ink);border:1px solid #858e81;border-radius:8px;padding:11px 12px;margin-bottom:18px;caret-color:var(--accent)}#support-section,#requests-section{margin-top:32px}footer{color:var(--muted);padding-top:40px;margin-top:40px;border-top:1px solid var(--line)}[hidden]{display:none!important}::selection{background:#cbdcbd;color:#1e3328}html{scrollbar-color:#7c8977 var(--paper)}@media(max-width:680px){header{padding:18px 20px;gap:16px;flex-wrap:wrap}header>span:not(.brand){display:none}main{padding:28px 20px}.intro{margin-bottom:26px}h1{font-size:32px}.columns{grid-template-columns:1fr;gap:32px}.payment{padding:26px 0 0;border-left:0;border-top:1px solid var(--line)}.identity{gap:12px;align-items:flex-start}.identity h2{overflow-wrap:anywhere}#packages{gap:8px}.order-row{align-items:flex-start;flex-wrap:wrap}.actions>button{flex:1}header button{padding:8px 10px;font-size:13px}.amount{min-width:85px}}@media(prefers-reduced-motion:reduce){button{transition:none}}