:root{color-scheme:light;--canvas:#f5f6f8;--surface:#fff;--soft:#f8f9fb;--ink:#20262e;--muted:#5c6674;--line:#e2e5e9;--accent:#a73f2e;--accent-hover:#8f3325;--accent-soft:#f8ece8;--focus:#9c3c2d;--success:#176745;--success-bg:#e9f5ee;--warning:#855500;--warning-bg:#fff3d5;--danger:#ab2927;--danger-bg:#fceceb;--radius:8px;--font:"Segoe UI","Microsoft YaHei","PingFang SC",system-ui,sans-serif}
*{box-sizing:border-box}body{margin:0;background:var(--canvas);color:var(--ink);font-family:var(--font);font-size:14px;line-height:1.55}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:40px;padding:8px 16px;border:1px solid transparent;border-radius:var(--radius);cursor:pointer;font-weight:600;white-space:nowrap;transition:background-color .14s,border-color .14s}button:disabled{cursor:not-allowed;opacity:.48}a{color:inherit;text-decoration:none}input,select{width:100%;height:42px;padding:8px 11px;border:1px solid #cbd0d7;border-radius:var(--radius);background:var(--surface);color:var(--ink);outline:none}input::placeholder{color:#687382}input:disabled,select:disabled{background:#edf0f3;color:var(--muted)}input:focus,select:focus{border-color:var(--focus)}label{display:block;font-size:13px;font-weight:600;margin:18px 0 7px}input[type=checkbox]{width:17px;height:17px;accent-color:var(--accent);flex:none}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--focus);outline-offset:3px}.primary{background:var(--accent);color:#fff}.primary:hover:not(:disabled){background:var(--accent-hover)}.secondary{background:var(--surface);border-color:#cbd0d7}.secondary:hover:not(:disabled){background:#f1f3f5;border-color:#aeb6c1}.quiet{background:transparent;color:var(--muted);padding:7px 10px;font-weight:500}.quiet:hover:not(:disabled){background:#e9edf1;color:var(--ink)}.icon-button{width:40px;min-width:40px;padding:8px;background:transparent;color:var(--muted)}.icon-button:hover{background:#e9edf1;color:var(--ink)}.danger-quiet{background:transparent;color:var(--danger);border-color:#e7c6c3}.danger-quiet:hover:not(:disabled){background:var(--danger-bg)}.danger{background:var(--danger);color:#fff}.wide{width:100%}.muted,.field-help{color:var(--muted)}.field-help{font-size:12px;line-height:1.6;margin:7px 0 0}.form-error{color:var(--danger);font-size:13px;line-height:1.65;margin:12px 0}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}svg{width:19px;height:19px;display:block;flex:none}::selection{color:#692a20;background:#f0d3c9}input{caret-color:var(--accent)}*{scrollbar-width:thin;scrollbar-color:#b1b8c1 transparent}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-thumb{background:#b1b8c1;border-radius:8px}::-webkit-scrollbar-track{background:transparent}[hidden]{display:none!important}.skip-link{position:fixed;top:-70px;left:16px;background:var(--ink);color:#fff;padding:10px 18px;z-index:100}.skip-link:focus{top:12px}
.startup{display:grid;place-items:center;min-height:80vh;color:var(--muted)}.auth{max-width:440px;margin:12vh auto 0;padding:0 20px 40px}.auth-heading{display:flex;align-items:center;gap:13px;margin-bottom:32px;color:var(--muted);font-size:14px}.brand-name{color:var(--ink);font-size:18px;font-weight:700}.brand-divider{width:1px;height:18px;background:#c5cbd3}.auth-panel{background:var(--surface);padding:30px;border:1px solid var(--line);border-radius:12px}.auth-panel h1{font-size:25px;letter-spacing:-.025em;line-height:1.3;margin:0 0 8px}.auth-panel>p{margin:0 0 23px}.auth-panel form>label:first-child{margin-top:0}.auth-panel .wide{margin-top:24px}.auth-foot{font-size:12px;color:var(--muted);text-align:center;margin:18px 0 0}
.workspace{display:grid;grid-template-columns:208px minmax(0,1fr);min-height:100vh}.rail{display:flex;flex-direction:column;position:sticky;top:0;height:100vh;background:var(--surface);border-right:1px solid var(--line);padding:25px 16px 20px}.brand{padding:0 12px 28px;font-weight:700;font-size:19px;letter-spacing:-.02em}.brand small{display:block;font-size:12px;font-weight:500;color:var(--muted);margin-top:2px;letter-spacing:0}.rail nav{display:grid;gap:6px}.rail nav a{display:flex;align-items:center;gap:11px;min-height:44px;border-radius:8px;padding:10px 13px;color:var(--muted);font-weight:600}.rail nav a:hover{background:var(--soft);color:var(--ink)}.rail nav a[aria-current=page]{background:var(--accent-soft);color:#8e3527}.nav-icon{width:19px;height:19px}.rail-foot{margin-top:auto;padding:20px 12px 0;color:var(--muted);font-size:12px;line-height:1.8}.working-area{min-width:0}.topbar{height:66px;display:flex;align-items:center;justify-content:space-between;gap:16px;border-bottom:1px solid var(--line);background:var(--surface);padding:0 36px;color:var(--muted);font-size:13px}.operator{display:flex;align-items:center;gap:5px}.operator>span{font-weight:600;color:var(--ink);margin-right:8px;max-width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}#main{padding:32px 36px 36px;max-width:1660px;outline:none}.page-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:0 0 25px}.page-heading h1{font-size:28px;font-weight:650;letter-spacing:-.025em;line-height:1.3;margin:0 0 6px}.page-heading p{font-size:13px;margin:0}.ledger{background:var(--surface);border:1px solid var(--line);border-radius:10px;overflow:hidden}.toolbar{display:flex;align-items:center;gap:10px;padding:20px 22px 15px;flex-wrap:wrap}.toolbar select{width:auto;min-width:132px;max-width:260px}.search-field{display:flex;align-items:center;position:relative;flex:1;max-width:360px;min-width:180px}.search-field>span{position:absolute;left:12px;color:#737c88;pointer-events:none}.search-field input{padding-left:39px}.toolbar>.icon-button{margin-left:auto}.list-meta{display:flex;justify-content:space-between;gap:20px;padding:0 22px 16px;color:var(--muted);font-size:12px}.list-meta>span:first-child{color:var(--ink);font-weight:600}.table-container{min-height:276px;overflow-x:auto}table{border-collapse:collapse;width:100%;text-align:left;table-layout:fixed}thead{background:var(--soft);font-size:12px;color:var(--muted)}th{font-weight:600;padding:11px 17px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}td{padding:14px 17px;border-bottom:1px solid #edf0f2;vertical-align:middle;font-size:13px;overflow-wrap:anywhere}tbody tr:last-child td{border-bottom:0}tbody tr:hover{background:#fbfcfd}.account-name{font-weight:650;color:var(--ink);font-size:14px}.cell-secondary{display:block;font-size:12px;color:var(--muted);margin-top:3px}.stamp{font-variant-numeric:tabular-nums;white-space:nowrap;font-size:13px}.stamp small{display:block;color:var(--muted);font-size:12px}.code-value,.code-input{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-variant-numeric:tabular-nums;font-size:12px}.badge{display:inline-flex;align-items:center;gap:6px;border-radius:5px;padding:3px 8px;line-height:1.5;font-size:12px;font-weight:600;background:#eef0f3;color:#596473;white-space:nowrap}.badge.active,.badge.available{color:var(--success);background:var(--success-bg)}.badge.trial{color:var(--warning);background:var(--warning-bg)}.badge.disabled,.badge.device_blocked,.badge.revoked{color:var(--danger);background:var(--danger-bg)}.table-action{min-height:32px;padding:5px 12px;background:transparent;border:1px solid #d9dee4;font-size:12px}.table-action:hover{background:#f0f3f6}.check-cell{width:46px;text-align:center;padding-left:14px;padding-right:8px}.check-cell label{display:inline-flex;margin:0;padding:8px;cursor:pointer}.check-cell input{margin:0}.selection-bar{display:flex;gap:12px;align-items:center;background:#faf2ef;padding:10px 22px;border-top:1px solid #edd8d1;font-size:13px}.selection-bar>span{font-weight:600;margin-right:auto}.pagination{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:15px 22px;border-top:1px solid var(--line);color:var(--muted);font-size:12px;min-height:74px}.pagination>div{display:flex;gap:8px}.pagination button{min-height:34px;font-size:12px;padding:5px 12px}.empty-state{min-height:276px;display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;padding:32px 20px}.empty-icon{color:#929da9;margin-bottom:10px}.empty-icon svg{height:28px;width:28px}.empty-state h2{font-size:16px;font-weight:600;margin:0 0 5px}.empty-state p{margin:0 0 17px;font-size:13px}.list-error{min-height:276px;display:flex;align-items:center;justify-content:center;gap:12px;flex-direction:column;padding:25px;text-align:center;color:var(--danger)}.loading-row td{padding:30px 22px;text-align:center;color:var(--muted)}.notice{display:flex;align-items:center;gap:12px;background:var(--success-bg);color:var(--success);border-radius:8px;padding:10px 12px 10px 16px;margin-bottom:22px;line-height:1.6;font-size:13px}.notice.error{background:var(--danger-bg);color:var(--danger)}.notice>span{flex:1}.notice .quiet,.notice .icon-button{color:inherit}.notice .icon-button{width:32px;min-width:32px;min-height:32px;padding:6px}
dialog{color:var(--ink);background:var(--surface);padding:0;border:0;border-radius:12px;box-shadow:0 16px 60px #1823302e;width:min(460px,calc(100vw - 32px));max-height:calc(100dvh - 40px);overflow:auto}dialog::backdrop{background:#17212e52}.dialog-top{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;padding:23px 24px 18px;border-bottom:1px solid var(--line)}.dialog-top h2{font-size:20px;letter-spacing:-.02em;line-height:1.4;font-weight:650;margin:0}.dialog-top .icon-button{margin:-7px -8px -7px 0}.dialog-form{padding:2px 24px 24px}.dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:25px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.checkbox-label{display:flex;gap:9px;align-items:center;font-weight:500;cursor:pointer}.confirm-modal{padding-bottom:24px}.confirm-modal .dialog-top{border:0;padding-bottom:6px}.confirm-modal>p{margin:8px 24px 0;white-space:pre-line;color:var(--muted);font-size:14px;line-height:1.8}.confirm-modal>.dialog-actions{margin:25px 24px 0}.confirm-modal>.form-error{color:var(--danger)}.drawer{height:100dvh;max-height:100dvh;width:min(480px,100vw);max-width:100vw;margin:0 0 0 auto;border-radius:0;overflow:hidden;box-shadow:-8px 0 40px #17212e25}.drawer[open]{display:flex;flex-direction:column;animation:drawer-in .16s cubic-bezier(.2,.8,.2,1)}.drawer .dialog-top{flex:none;align-items:center}.drawer .dialog-top .badge{margin-top:7px}.drawer-content{overflow:auto;padding:24px;flex:1}.facts{margin:0;display:grid;grid-template-columns:100px minmax(0,1fr);gap:12px 14px;font-size:13px}.facts dt{color:var(--muted)}.facts dd{margin:0;overflow-wrap:anywhere}.section-title{border-top:1px solid var(--line);padding-top:22px;margin-top:26px}.section-title h3,.recent-actions h3{font-size:14px;font-weight:650;margin:0 0 6px}.section-title p{font-size:12px;line-height:1.7;margin:0}.drawer form label{margin-top:16px}.drawer form button{margin-top:14px}.preview-line{min-height:21px;color:var(--muted);font-size:12px;line-height:1.7;margin:12px 0 0}.recent-actions{border-top:1px solid var(--line);padding-top:22px;margin-top:26px}.recent-item{font-size:12px;line-height:1.7;padding:9px 0;border-bottom:1px solid #edf0f2}.recent-item>time{display:block;color:var(--muted)}#account-status-button{margin-top:15px}.toolbar-export{margin-left:0!important}.audit-details{font-size:12px;color:var(--muted);line-height:1.6}.status-error{color:var(--danger)}@keyframes drawer-in{from{transform:translateX(16px);opacity:.65}to{transform:translateX(0);opacity:1}}
@media(max-width:1100px){.workspace{grid-template-columns:184px minmax(0,1fr)}.rail{padding-left:12px;padding-right:12px}#main{padding:28px 24px}.topbar{padding:0 24px}td,th{padding-left:12px;padding-right:12px}.optional-col{display:none}.toolbar{padding-left:18px;padding-right:18px}.list-meta{padding-left:18px;padding-right:18px}}
@media(max-width:700px){body{font-size:14px}.workspace{display:block}.rail{height:auto;position:static;border-right:0;border-bottom:1px solid var(--line);padding:16px 16px 10px}.brand{padding:0 0 13px;display:flex;align-items:baseline;gap:10px;font-size:18px}.brand small{margin:0;font-size:12px}.rail nav{display:flex;gap:5px}.rail nav a{flex:1;justify-content:center;gap:6px;padding:8px 6px;font-size:12px;min-height:42px}.rail nav svg{width:16px;height:16px}.rail-foot{display:none}.topbar{height:54px;padding:0 16px}.topbar>span{display:none}.operator{width:100%;gap:2px}.operator>span{margin-right:auto;max-width:150px}.operator button{font-size:12px;padding:7px 8px}#main{padding:23px 16px}.page-heading{margin-bottom:19px;align-items:flex-start;gap:12px}.page-heading h1{font-size:25px}.page-heading p{font-size:12px;max-width:240px}.page-heading>.primary{padding:8px 11px;font-size:12px}.toolbar{padding:16px 14px 12px;gap:8px}.search-field{max-width:none;min-width:100%;flex-basis:100%}.toolbar select{flex:1;min-width:0;width:0;max-width:none}.toolbar>.secondary{padding:8px 12px}.toolbar>.icon-button{margin-left:0;width:36px;min-width:36px}.toolbar-export{flex-basis:auto}.list-meta{padding:0 14px 12px;gap:8px;flex-wrap:wrap}.list-meta #list-note{font-size:12px}.ledger{border-radius:9px}.mobile-hide{display:none}th,td{padding:12px 9px;font-size:12px}.account-name{font-size:13px}.badge{font-size:12px;padding:3px 6px}.stamp{font-size:12px}.stamp small{font-size:12px}.table-action{padding:5px 8px;min-height:36px}.pagination{padding:12px 14px;font-size:12px}.selection-bar{padding:10px 12px;gap:7px;flex-wrap:wrap}.selection-bar button{font-size:12px;padding:6px 10px}.check-cell{width:35px;padding:3px}.check-cell label{padding:6px}.code-value{font-size:12px}.auth{margin-top:9vh}.auth-panel{padding:25px}.auth-heading{margin-bottom:23px}.notice{padding-left:12px;gap:7px;align-items:flex-start}.notice .quiet{padding:6px}.drawer-content{padding:22px}.dialog-top{padding-left:22px;padding-right:22px}.facts{grid-template-columns:84px minmax(0,1fr)}.table-container{overflow-x:clip}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

.status-success{color:var(--success)}.dialog-top>div{min-width:0}#account-title{overflow-wrap:anywhere}

@media(min-width:701px){.table-container{max-height:calc(100dvh - 365px);overflow:auto}thead th{position:sticky;top:0;z-index:1;background:var(--soft)}}

.filter-field{display:flex;min-width:0}.filter-field>label{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.operation-result{color:var(--success);background:var(--success-bg);font-size:13px;line-height:1.75;padding:10px 12px;border-radius:7px;margin:13px 0 0;overflow-wrap:anywhere}.confirm-items{list-style:none;max-height:32dvh;overflow:auto;margin:16px 24px 0;padding:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.confirm-items li{padding:11px 0;display:grid;gap:4px;border-bottom:1px solid var(--line);overflow-wrap:anywhere}.confirm-items li:last-child{border-bottom:0}.confirm-items li>span{font-size:12px;line-height:1.6}
@media(max-width:700px){.toolbar .filter-field{flex-basis:100%;display:grid;grid-template-columns:38px minmax(0,1fr);align-items:center;gap:8px}.filter-field>label{position:static;width:auto;height:auto;overflow:visible;clip:auto;white-space:normal;margin:0;font-size:12px;color:var(--muted)}.toolbar .filter-field select{width:100%;max-width:none;min-width:0}}
.batch-current{display:none}
.accounts-table th:first-child{width:30%}.accounts-table th:last-child{width:72px}.machine-identity{display:block;font-size:12px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-variant-numeric:tabular-nums;overflow-wrap:anywhere;line-height:1.7}.accounts-table .cell-secondary{line-height:1.6}.drawer h2{overflow-wrap:anywhere}
.badge.device_retired{white-space:normal}
.code-actions{display:flex;flex-wrap:wrap;gap:6px}
.pending-key-row,.recovery-record{padding:12px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:14px;align-items:center}.pending-key-row>div,.recovery-record>div{min-width:0}.pending-key-row .code-value{display:block;overflow-wrap:anywhere}.recovery-record .badge{margin-left:10px}.recovery-confirm{margin:16px 24px 0;align-items:flex-start;font-size:13px;line-height:1.7}.recovery-confirm input{margin-top:5px;flex:none}.recovery-table th:nth-child(2){width:32%}.recovery-table .code-value{overflow-wrap:anywhere}.recovery-table th:last-child{width:112px}.recovery-mobile-meta{display:none}.confirm-modal>p{overflow-wrap:anywhere}
@media(max-width:700px){.batch-current:not([hidden]){display:block;grid-column:2;font-size:12px;line-height:1.7;margin:0;overflow-wrap:anywhere}}
@media(max-width:700px){.accounts-table th:first-child{width:39%}.accounts-table th:last-child{width:58px}.machine-identity{font-size:11px}.accounts-table .badge{font-size:11px;padding:3px 5px}.accounts-table th,.accounts-table td{padding-left:7px;padding-right:7px}}

@media(max-width:700px){.recovery-table th:last-child{width:86px}.recovery-mobile-meta{display:block;font-size:11px;line-height:1.6}.recovery-table .code-value{font-size:11px}}