.purchase-intro{padding-top:70px;padding-bottom:34px}.purchase-intro h1{font-size:clamp(32px,4vw,48px);line-height:1.25;letter-spacing:-1px;text-wrap:balance}.purchase-intro>p:last-child{font-size:16px;margin-top:16px}.purchase-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.purchase-card{display:flex;flex-direction:column;overflow:hidden;border:1px solid #dfe7f3;border-radius:18px;background:#fff;box-shadow:0 8px 28px #19457905}.purchase-cover{display:block;position:relative;aspect-ratio:16/6;overflow:hidden;background:#edf4fc}.purchase-cover img{width:100%;height:100%;object-fit:cover;object-position:center}.purchase-cover span{position:absolute;left:20px;bottom:14px;padding:5px 10px;background:#ffffffed;border:1px solid #ffffffb3;border-radius:7px;color:#194773;font-size:12px}.purchase-card-body{padding:26px 28px 28px;flex:1;display:flex;flex-direction:column}.purchase-card h2{font-size:25px;line-height:1.35;margin:0 0 12px;color:#142239}.purchase-card-body>p{color:#73839c;font-size:15px;line-height:1.75;margin:0 0 20px}.purchase-points{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:25px}.purchase-points span{font-size:12px;border-radius:6px;background:#f4f7fc;color:#5a6d89;padding:5px 8px}.purchase-card-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:auto}.purchase-price{white-space:nowrap;color:#15253f;line-height:1}.purchase-price .currency{font-size:20px;margin-right:3px}.purchase-price strong{font-size:36px;letter-spacing:-1px;font-weight:600}.purchase-price small{color:#7d8ca5;font-size:13px;margin-left:6px}.purchase-card .button{min-width:128px;justify-content:center;margin:0;padding:13px 22px}.purchase-help{display:flex;align-items:center;justify-content:space-between;gap:18px;margin:22px 0 0;padding:18px 0;border-bottom:1px solid #e9eef6;color:#77869f;font-size:13px}.purchase-help p{margin:0;line-height:1.8}.purchase-help-links{display:flex;gap:18px;flex-shrink:0}.purchase-help-links a{color:#2164cb}.checkout-dialog{width:min(700px,calc(100vw - 32px));box-sizing:border-box;max-height:calc(100dvh - 32px);overflow:auto;overscroll-behavior:contain;padding:0;border:1px solid #e4ebf5;border-radius:21px;color:#17263c;background:white;box-shadow:0 28px 100px #112b4d26;outline:none}.checkout-dialog::backdrop{background:#0e1b35a3;backdrop-filter:blur(4px)}.checkout-dialog[open]{animation:checkout-enter .14s ease-out}.checkout-dialog button{font:inherit;cursor:pointer;touch-action:manipulation}.checkout-close:hover{background:#e8eef8;color:#1761d3}.checkout-dialog button:focus-visible,.checkout-dialog a:focus-visible{outline:2px solid #1761d3;outline-offset:4px}.checkout-close{position:absolute;right:18px;top:18px;width:32px;height:32px;padding:0;border:0;border-radius:50%;background:#f3f6fb;color:#70809a;font-size:21px!important;display:grid;place-items:center}.checkout-heading{margin:0;padding:33px 56px 23px;text-align:center;font-size:24px;line-height:1.4;font-weight:600}.checkout-panel{display:grid;grid-template-columns:276px minmax(0,1fr);gap:30px;align-items:center;margin:0 30px;padding:26px 24px;border-radius:12px;background:#f7f9fc}.checkout-code-frame{width:276px;height:276px;box-sizing:border-box;display:grid;place-items:center;padding:11px;border:1px solid #e1e7f0;background:white;border-radius:10px;position:relative;overflow:hidden}.checkout-code-frame iframe{width:240px;height:240px;display:block;border:0;background:white;transform:translate(10px,10px)}.checkout-placeholder{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:14px;background:white;color:#8090a7;font-size:13px}.checkout-spinner{width:25px;height:25px;box-sizing:border-box;border:2px solid #e5edf9;border-top-color:#1761d3;border-radius:50%;animation:checkout-spin .8s linear infinite}.checkout-code-frame [hidden],.checkout-dialog [hidden]{display:none!important}.checkout-product{font-size:17px;line-height:1.55;margin:0 0 5px;font-weight:600;color:#23344f}.checkout-period{font-size:13px;line-height:1.65;color:#8190a6;margin:0 0 23px}.checkout-amount{display:flex;align-items:baseline;gap:6px;white-space:nowrap;margin-bottom:25px;color:#13243d}.checkout-amount strong{font-variant-numeric:tabular-nums;font-size:38px;font-weight:600;letter-spacing:-1px;line-height:1.25}.checkout-amount span{font-size:13px;color:#8290a5}.checkout-methods{display:flex;gap:8px;flex-wrap:wrap}.checkout-method{display:flex;align-items:center;gap:6px;padding:8px 10px;border:1px solid #dbe4f2;border-radius:8px;background:white;color:#536783;font-size:12px!important;line-height:1.4}.checkout-method[aria-pressed=true]{border-color:#1761d3;color:#1761d3;background:#f0f6ff}.checkout-method:disabled{cursor:default;color:#8994a5;background:#f4f6f9;opacity:.8}.checkout-method small{font-size:10px}.checkout-channel-icon{display:inline-grid;place-items:center;width:19px;height:19px;color:white;border-radius:50%;background:#149ee9;font-size:14px;line-height:1}.checkout-channel-icon.wechat{background:#1eb84c}.checkout-channel-icon.wechat svg{width:14px;height:14px}.checkout-status{text-align:center;font-size:14px;line-height:1.7;color:#6f829c;margin:20px 30px 24px;min-height:24px}.checkout-status.is-error{color:#b44848}.checkout-status.is-success{color:#188345}.checkout-dialog[aria-busy=true] .checkout-method{cursor:progress}.checkout-success-actions{padding:0 30px 25px;text-align:center}.checkout-success-actions .button{padding:12px 24px}.checkout-dialog[data-state=Paid] .checkout-code-frame{background:#f1faf5;border-color:#d9eee1}.checkout-success-symbol{font-size:56px;color:#1b9252;line-height:1}.checkout-success-caption{font-size:14px;color:#2d7d50}.checkout-dialog[data-state=Paid] .checkout-methods{display:none}.checkout-dialog[data-state=Paid] .checkout-code-frame .checkout-placeholder{background:transparent}.checkout-standalone{border:1px solid #e4ebf5;background:#f8faff;border-radius:12px;padding:15px 18px;margin-top:20px;color:#546c91;font-size:14px;line-height:1.8}.checkout-standalone:empty{display:none}@keyframes checkout-spin{to{transform:rotate(360deg)}}@keyframes checkout-enter{from{opacity:0}to{opacity:1}}@media(max-width:700px){.purchase-intro{padding-top:45px;padding-bottom:25px}.purchase-grid{gap:18px;grid-template-columns:1fr}.purchase-card-body{padding:22px}.purchase-cover{aspect-ratio:16/6}.purchase-card h2{font-size:23px}.purchase-help{display:block}.purchase-help-links{margin-top:10px}.checkout-heading{padding-top:27px;font-size:22px}.checkout-panel{margin:0 16px;padding:20px 14px;grid-template-columns:1fr;gap:19px;justify-items:center;text-align:center}.checkout-details{width:100%}.checkout-period{margin-bottom:10px}.checkout-amount{justify-content:center;margin-bottom:13px}.checkout-amount strong{font-size:33px}.checkout-methods{justify-content:center}.checkout-status{margin:16px 22px 20px}.checkout-product{font-size:16px}.checkout-close{top:14px;right:14px}}@media(prefers-reduced-motion:reduce){.checkout-dialog[open],.checkout-spinner{animation:none}}

@media(max-width:350px){.checkout-panel{margin:0 10px;padding:20px 0}.checkout-code-frame{width:244px;height:244px;padding:1px}.checkout-details{padding:0 12px;box-sizing:border-box}.purchase-card-bottom{gap:10px}.purchase-card .button{min-width:112px;padding:13px 14px}}

.checkout-code-frame img{position:absolute;inset:0;margin:auto;width:274px;height:274px;display:block;object-fit:contain}@media(max-width:350px){.checkout-code-frame img{width:242px;height:242px}.checkout-code-frame iframe{transform:scale(.89) translate(10px,10px)}}