:root{color-scheme:light;--ink:#173f38;--muted:#657d75;--teal:#0d6b5e;--line:#d6e8df;--paper:#f2f8f4;--mint:#d8efe3;font-family:Inter,"Segoe UI","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper)}
*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at top right,#d7eee1 0,transparent 60%),var(--paper);min-height:100vh}[hidden]{display:none!important}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer;min-height:44px}button:disabled{cursor:default;opacity:.5}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #56a991;outline-offset:3px}h1,h2,h3,p{margin:0}p{line-height:1.7}h1{font-size:clamp(30px,5vw,44px);letter-spacing:-1px;margin:12px 0}h2{font-size:23px;font-weight:600}h3{font-size:21px}.site-header{max-width:1080px;margin:auto;padding:28px 32px;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{display:flex;align-items:center;gap:12px}.brand-mark{display:grid;place-items:center;background:var(--teal);color:white;border-radius:15px;width:44px;height:44px;font-family:serif;font-size:25px}.brand strong{font-size:23px}.brand small{display:block;font-size:10px;letter-spacing:3px;margin-top:3px;color:var(--muted)}.home-link{font-size:14px;color:var(--muted)}main{max-width:1000px;margin:10px auto;padding:0 32px 32px}.intro{margin:22px 0 32px}.intro>p:last-child{color:var(--muted)}.eyebrow,.section-number{font-size:12px;letter-spacing:1.5px;color:var(--muted)}.card{background:#ffffffda;border:1px solid var(--line);border-radius:26px;padding:28px;margin-bottom:26px;box-shadow:0 12px 32px #214b3710}.loading{color:var(--muted)}.notice{border-radius:16px;background:#e3f2e8;padding:16px 20px;margin-bottom:22px;line-height:1.6;overflow-wrap:anywhere}.notice.error{background:#fae9e1;color:#814c39}.login-card{display:grid;grid-template-columns:1fr 1fr;gap:50px;padding:42px}.login-card h2{margin:14px 0}.fine{font-size:13px;color:var(--muted);line-height:1.8}.login-card .fine{margin-top:18px}form label{display:block;font-size:14px;margin-bottom:9px}input:not([type=hidden]){width:100%;padding:14px 16px;background:#fbfdfb;border:1px solid #c5dbd1;border-radius:13px;min-height:48px;color:var(--ink);margin-bottom:20px}.primary{background:var(--teal);color:white;border:1px solid var(--teal);border-radius:40px;padding:13px 24px;font-weight:600}.secondary{background:#edf6f0;color:var(--teal);border:1px solid #b6d7c9;border-radius:40px;padding:10px 20px}.text-button{border:0;background:transparent;color:var(--teal);padding:10px 8px}.primary:hover:not(:disabled){background:#095b50}#login-button,#pay-button{width:100%}.account-card{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px}.account-identity{display:flex;align-items:center;gap:16px;min-width:0}.avatar{background:var(--mint);color:var(--teal);width:54px;height:54px;border-radius:50%;display:grid;place-items:center;font-family:serif;font-size:24px;flex-shrink:0}.account-identity>div{overflow:hidden}#account-name{overflow-wrap:anywhere}#account-email{font-size:14px;color:var(--muted);overflow-wrap:anywhere}#account-uid{font-size:11px;color:var(--muted);overflow-wrap:anywhere}.account-stats{display:grid;grid-template-columns:1fr 1fr;width:100%;border-top:1px solid var(--line);padding-top:22px;gap:22px}.account-stats span,.account-stats small{display:block;color:var(--muted);font-size:13px}.account-stats strong{display:block;font-size:25px;margin:8px 0}.section-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:4px 0 18px}.section-head h2{margin-top:8px}.pill{display:inline-flex;align-items:center;justify-content:center;border-radius:30px;background:#e5f2e9;color:var(--teal);padding:7px 12px;font-size:12px;white-space:nowrap}.checkout-card{background:#f9fdf9;border-color:#a9d2be;box-shadow:0 12px 32px #214b3715}.checkout-card h3{margin-top:18px;overflow-wrap:anywhere}#order-owner{font-size:13px;color:var(--muted);overflow-wrap:anywhere}.order-price{font-size:36px;margin:14px 0 24px;font-weight:600}.order-details{margin:0 0 22px;display:grid;gap:14px;font-size:14px}.order-details>div{display:flex;gap:14px}.order-details dt{color:var(--muted);min-width:65px}.order-details dd{margin:0;overflow-wrap:anywhere}.order-actions{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0}.checkout-card>.fine{margin-top:14px}.owner-error{border-color:#e5bfab;background:#fffbf6}.owner-error p{margin:16px 0;color:var(--muted)}.product-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin:18px 0 30px}.product{border:1px solid var(--line);border-radius:23px;background:#fff;padding:24px;display:flex;flex-direction:column;gap:10px}.product h3{font-size:18px;overflow-wrap:anywhere}.product-description{font-size:13px;color:var(--muted);overflow-wrap:anywhere}.product-price{font-size:27px;font-weight:600;margin-top:auto;padding-top:8px}.product button{margin-top:8px}.history-card{margin-top:36px}.order-row{padding:22px 0;border-bottom:1px solid var(--line);display:flex;align-items:flex-start;justify-content:space-between;gap:20px}.order-row:last-child{border-bottom:0}.order-row h3{font-size:16px;margin-bottom:7px;overflow-wrap:anywhere}.order-row p{font-size:13px;color:var(--muted);overflow-wrap:anywhere}.order-row>div:first-child{min-width:0}.order-row .text-button{flex-shrink:0}.empty{padding:26px 0;color:var(--muted);font-size:14px}footer{font-size:12px;line-height:1.8;text-align:center;color:var(--muted);margin-top:40px}dialog{color:var(--ink);border:1px solid var(--line);border-radius:24px;background:#fbfefb;padding:28px;width:min(440px,calc(100% - 32px));box-shadow:0 24px 80px #214b3740}dialog::backdrop{background:#173f3860}dialog>p{margin-top:18px;white-space:pre-line}.dialog-actions{display:flex;justify-content:flex-end;gap:12px;margin-top:24px}@media(max-width:600px){.site-header{padding:20px}main{padding:0 18px 24px}.intro{margin:18px 4px 28px}.card{padding:23px;border-radius:23px}.login-card{display:block;padding:26px}.login-card form{margin-top:26px}.product-grid{gap:12px}.product{padding:18px 14px}.product h3{font-size:16px}.account-stats strong{font-size:23px}.order-details>div{flex-wrap:wrap;gap:6px}.order-details dd{width:100%}.order-row{gap:8px}.order-row .text-button{font-size:13px}.pill{font-size:11px}.home-link{font-size:12px}#logout-button{margin-left:66px;padding-left:0}}@media(max-width:360px){.product-grid{grid-template-columns:1fr}}