:root{color:#18211f;font-synthesis:none;text-rendering:optimizelegibility;--green:#087f66;--green-dark:#066451;--mint:#dcf8ef;--line:#d6e5e0;--muted:#667a74;--blue:#4768f2;--red:#d94343;background:#eaf8f3;font-family:Inter,Segoe UI,Microsoft YaHei,sans-serif}*{box-sizing:border-box}body{min-width:320px;min-height:100vh;margin:0}button,input,textarea,select{font:inherit;letter-spacing:0}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}h1,h2,p{margin:0}code{letter-spacing:0;font-family:Consolas,monospace}.site-shell{background:linear-gradient(#dff8f0 0,#f5fbf9 45%,#fff 100%);min-height:100vh}.topbar,.admin-header{background:#ffffffd1;border-bottom:1px solid #087f6629;justify-content:space-between;align-items:center;height:64px;padding:0 28px;display:flex}.brand{color:#12211e;align-items:center;gap:10px;font-weight:750;text-decoration:none;display:inline-flex}.brand-mark{color:#fff;background:#111;border-radius:7px;place-items:center;width:32px;height:32px;font-size:17px;display:grid}.support{color:var(--muted);font-size:14px}.support strong{color:var(--green-dark)}.workspace{background:#ffffffc2;border:1px solid #087f6629;grid-template-columns:minmax(0,.92fr) minmax(420px,1.08fr);width:min(1080px,100% - 32px);margin:36px auto;display:grid;box-shadow:0 22px 70px #165e4b1c}.guide,.recharge-panel{padding:32px}.guide{border-right:1px solid var(--line)}.section-title{color:var(--green-dark);align-items:center;gap:9px;margin-bottom:22px;display:flex}.section-title h1{font-size:19px}.steps{gap:14px;margin:0;padding:0;list-style:none;display:grid}.steps li{border:1px solid var(--line);border-left:3px solid var(--green);background:#ffffffb3;border-radius:6px;gap:14px;min-height:92px;padding:18px;display:flex}.step-number,.field-label span{width:27px;height:27px;color:var(--green-dark);background:var(--mint);border:1px solid #a8e6d5;border-radius:50%;flex:none;place-items:center;font-size:13px;font-weight:750;display:grid}.steps strong{margin:2px 0 8px;font-size:15px;display:block}.steps p,.notice p{color:var(--muted);font-size:13px;line-height:1.7}.notice{background:#fffaf1;border-left:3px solid #f1a42b;margin-top:18px;padding:16px 18px}.notice strong{margin-bottom:5px;font-size:14px;display:block}.panel-heading{justify-content:space-between;align-items:center;gap:18px;margin-bottom:28px;display:flex}.eyebrow{color:var(--green);margin-bottom:5px;font-size:11px;font-weight:800;display:block}.panel-heading h2{font-size:24px}.secure-label{color:#4f625d;white-space:nowrap;background:#edf4f2;border-radius:5px;align-items:center;gap:6px;padding:7px 9px;font-size:12px;display:inline-flex}.field-label{color:#42534e;align-items:center;gap:8px;margin:19px 0 9px;font-size:13px;font-weight:700;display:flex}.field-label span{color:#fff;background:var(--blue);border:0;width:22px;height:22px;font-size:12px}.input-action{grid-template-columns:1fr auto;gap:9px;display:grid}input,textarea,select{color:#25332f;background:#fff;border:1px solid #cddcd7;border-radius:6px;outline:0;width:100%}input,select{height:43px;padding:0 12px}textarea{resize:vertical;padding:13px;line-height:1.6}input:focus,textarea:focus,select:focus{border-color:var(--green);box-shadow:0 0 0 3px #087f661a}.icon-button,.submit-button,.retry-button,.table-action,.paste-button{border:0;justify-content:center;align-items:center;gap:7px;font-weight:700;display:inline-flex}.icon-button{border-radius:6px;min-width:90px;padding:0 14px}.primary,.submit-button{color:#fff;background:var(--green)}.primary:hover,.submit-button:hover{background:var(--green-dark)}.product-line{background:#f1fcf8;border:1px solid #bde5da;border-radius:6px;justify-content:space-between;align-items:center;margin-top:13px;padding:15px 16px;display:flex}.product-line>div:first-child{gap:4px;display:grid}.product-tier{color:var(--green);font-size:11px;font-weight:800}.price{color:var(--green-dark);font-size:22px;font-weight:800}.credential-box{position:relative}.credential-box textarea{padding-right:84px}.paste-button{height:34px;color:var(--green-dark);background:var(--mint);border-radius:5px;padding:0 10px;position:absolute;top:10px;right:10px}.input-icon{position:relative}.input-icon svg{color:var(--muted);position:absolute;top:13px;left:12px}.input-icon input{padding-left:39px}.submit-button{border-radius:6px;width:100%;min-height:47px;margin-top:22px}.form-message{margin-top:10px;font-size:13px;line-height:1.6}.danger{color:var(--red)}.result-band{background:#f4f6f5;border-left:4px solid;margin-top:20px;padding:17px}.result-band.success{color:#12684e;background:#edfbf5;border-color:#16a477}.result-band.warning{color:#805313;background:#fff8ec;border-color:#e39b27}.result-band.danger{color:#9b3131;background:#fff1f1;border-color:#e04c4c}.result-head{justify-content:space-between;align-items:center;gap:12px;margin-bottom:8px;display:flex}.result-head code{font-size:12px}.result-band p{font-size:13px;line-height:1.65}.retry-button{color:#805313;background:#ffe8bf;border-radius:5px;height:38px;margin-top:12px;padding:0 13px}.spin{animation:.9s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.admin-shell{background:#f5f7f7;min-height:100vh}.login-panel{border:1px solid var(--line);background:#fff;width:min(390px,100% - 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