:root{font-family:"Microsoft YaHei","PingFang SC",system-ui,sans-serif;color:#182d46;background:#eef3f8;font-size:15px;line-height:1.65;--ink:#182d46;--muted:#617389;--line:#d9e2ed;--accent:#4658bc}*{box-sizing:border-box}body{margin:0}a{color:var(--accent);text-decoration:none}button,input,textarea,select{font:inherit}button,.button{border:1px solid var(--accent);background:var(--accent);color:white;border-radius:6px;padding:10px 18px;cursor:pointer;display:inline-block;text-align:center}button.secondary,.button.secondary{background:white;color:var(--ink);border-color:var(--line)}button.danger{color:#ad3546;background:white;border-color:#e8bdc5}button:disabled{opacity:.55;cursor:wait}a:hover{text-decoration:underline}button:hover{filter:brightness(.96)}:focus-visible{outline:3px solid #7b95ed;outline-offset:3px}.skip{position:fixed;left:12px;top:-80px;background:white;padding:12px;z-index:100}.skip:focus{top:8px}.topbar{background:white;border-bottom:1px solid var(--line);padding:18px 4vw;display:flex;align-items:center;gap:36px}.brand{display:flex;align-items:center;gap:12px;font-size:19px;font-weight:700;color:var(--ink)}.brand-symbol{background:var(--ink);color:white;padding:2px 10px;border-radius:3px}.topbar nav{display:flex;gap:26px;flex:1}.topbar nav a{color:var(--muted)}.topbar nav a.active{color:var(--accent);font-weight:bold}#account{display:flex;align-items:center;gap:12px;font-size:13px}#account button{padding:5px 10px}.notice{padding:11px 4vw;background:#e2e9fa;color:#314783}main{max-width:1440px;margin:auto;padding:40px 4vw;min-height:75vh}h1{font-size:30px;line-height:1.4;letter-spacing:-.6px;margin:0 0 8px}h2{font-size:20px;margin:0 0 18px}h3{font-size:16px;margin:0 0 10px}p{margin:0 0 16px}.muted,.hint{color:var(--muted)}.hint{font-size:13px}.page-heading{margin-bottom:28px}.workspace{display:grid;grid-template-columns:350px minmax(0,1fr);gap:26px;align-items:start}.panel{background:white;border:1px solid var(--line);border-radius:9px;padding:26px}.canvas{min-height:550px;background:#e5ecf3;border:1px solid #d3deea;border-radius:9px;padding:24px;display:flex;flex-direction:column}.canvas-head{display:flex;justify-content:space-between;gap:12px}.canvas-empty{margin:auto;text-align:center;max-width:380px;padding:60px 20px}.canvas-mark{width:90px;height:110px;border:1px solid #a4b5c9;background:linear-gradient(155deg,#f6f9fc 55%,#d2dce9 56%);margin:0 auto 24px;transform:rotate(-6deg);box-shadow:8px 8px 0 #d7e1ed}.images{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.image-item{margin:0;background:white;padding:9px;border-radius:6px}.image-item button{padding:0;border:0;background:none;width:100%}.image-item img{width:100%;max-height:560px;object-fit:contain;display:block}.image-item figcaption{padding:8px;font-size:12px}label{display:block;font-weight:600;margin-bottom:15px}label .hint{font-weight:400;display:block}input,select,textarea{width:100%;border:1px solid #bfccdb;background:white;color:var(--ink);border-radius:5px;padding:10px;margin-top:6px}textarea{resize:vertical;min-height:100px}input[type=checkbox]{width:auto;margin-right:8px}.row{display:flex;gap:14px;align-items:center}.row>*{flex:1}.actions{display:flex;gap:10px;flex-wrap:wrap;margin:16px 0}.error{color:#a3283e;background:#fff0f2;border:1px solid #efcbd1;padding:12px;border-radius:5px;margin:12px 0;white-space:pre-wrap}.success{color:#226750;background:#edf8f3;padding:12px;border-radius:5px}.status{display:inline-block;border-radius:4px;padding:2px 8px;background:#eaf0f8;color:#385273;font-size:12px;white-space:nowrap}.status.success,.status.paid{background:#e4f4eb;color:#226750}.status.failed,.status.cancelled{background:#fbe9ed;color:#a3283e}.status.running,.status.pending{background:#e9edff;color:#4658bc}.auth{max-width:440px;margin:30px auto}.tabs{display:flex;gap:10px;margin-bottom:24px}.tabs button{flex:1}.table-wrap{overflow-x:auto;background:white;border:1px solid var(--line);border-radius:7px;margin-bottom:24px}table{width:100%;border-collapse:collapse;text-align:left;font-size:13px}th{background:#f5f8fc;color:#53667d;white-space:nowrap}td,th{padding:13px 16px;border-bottom:1px solid var(--line);vertical-align:top}tbody tr:last-child td{border-bottom:0}td{max-width:360px;overflow-wrap:anywhere}td button{padding:5px 10px;font-size:12px}.empty{padding:36px;text-align:center;color:var(--muted)}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:24px}.packages{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:18px;margin-bottom:28px}.package{background:white;border:1px solid var(--line);border-radius:7px;padding:24px}.price{font-size:29px;font-weight:700;margin:12px 0}.price small{font-size:13px;font-weight:400}.balance{font-size:30px;font-weight:700;color:var(--accent)}.toolbar{display:flex;justify-content:space-between;align-items:center;gap:20px;margin:22px 0 14px}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--ink);color:white;padding:12px 24px;border-radius:6px;z-index:30;max-width:90vw}footer{padding:24px 4vw;border-top:1px solid var(--line);display:flex;justify-content:space-between;color:var(--muted);font-size:12px}dialog{border:0;border-radius:8px;padding:20px;max-width:95vw;max-height:95vh}dialog::backdrop{background:#132239bf}dialog img{display:block;max-width:85vw;max-height:78vh;margin:12px auto}.dialog-close{float:right}dialog a{display:block;text-align:center}@media(max-width:900px){.topbar{gap:18px;flex-wrap:wrap}.topbar nav{order:3;width:100%;flex:0 0 100%;overflow:auto;gap:22px;white-space:nowrap}.topbar nav a{flex-shrink:0}.topbar #account{margin-left:auto;order:2}.topbar .brand{order:1}.workspace{grid-template-columns:1fr}.canvas{min-height:400px}.two-col{grid-template-columns:1fr}main{padding:25px 5vw}.panel{padding:20px}.images{grid-template-columns:1fr 1fr}}@media(max-width:520px){h1{font-size:25px}.brand{font-size:16px}.images{grid-template-columns:1fr}.row{align-items:stretch}.topbar nav{font-size:14px}.canvas{padding:16px}#account{font-size:12px}.toolbar{align-items:start}.table-wrap{border-radius:3px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
.size-picker{margin:6px 0 18px}
.size-picker h3{margin-bottom:10px}
.ratio-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(92px,1fr));gap:7px;margin-bottom:14px}
.ratio{display:block;margin:0;font-weight:600;position:relative}
.ratio input{position:absolute;width:1px;height:1px;opacity:0;margin:0}
.ratio span{display:block;border:1px solid #bfccdb;border-radius:6px;padding:7px 6px;text-align:center;background:#fff;cursor:pointer;font-size:12.5px;line-height:1.25}
.ratio span small{display:block;font-weight:400;color:var(--muted);font-size:10.5px;margin-top:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ratio input:checked+span{border-color:var(--accent);background:#eef1fd;color:var(--accent)}
.ratio input:focus-visible+span{outline:3px solid #7b95ed;outline-offset:2px}
.custom-size{border-top:1px solid var(--line);padding-top:14px;margin-top:4px}
.custom-size .row{align-items:flex-end}
.custom-size button{margin-top:6px}
@media(max-width:520px){.ratio-grid{grid-template-columns:repeat(auto-fill,minmax(96px,1fr))}}