:root{--ink:#202a39;--muted:#596779;--blue:#285bce;--line:#e5e8ef;--soft:#f5f7fb;--space-xs:4px;--space-sm:8px;--space-md:16px;--space-lg:24px;--space-xl:32px;--space-2xl:48px;font:14px/1.5 "Microsoft YaHei UI","Microsoft YaHei",system-ui,sans-serif;color:var(--ink);background:#fff;accent-color:var(--blue);font-variant-numeric:tabular-nums}
*{box-sizing:border-box}body{margin:0}button,input,textarea{font:inherit}button,a,input,textarea{-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 #ccd3df;border-radius:6px;background:white;color:var(--ink);cursor:pointer;white-space:nowrap}button:hover{background:#f5f7fb;border-color:#adb9ce}button:disabled{opacity:.5;cursor:not-allowed}button:focus-visible,a:focus-visible{outline:2px solid var(--blue);outline-offset:3px}.primary{background:var(--blue);color:white;border-color:var(--blue)}.primary:hover{background:#204bad;border-color:#204bad}.quiet,.text-button{border-color:transparent;background:transparent;color:var(--muted)}.text-button{color:var(--blue);padding:4px 0;min-height:32px}.text-button:hover{background:transparent;border-color:transparent;text-decoration:underline;text-underline-offset:4px}.icon{width:18px;height:18px;fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:1.6;flex-shrink:0}.icon-button{width:40px;padding:0;border-color:transparent}.danger-button{color:#a52e38;border-color:#e5c8cd}.danger-button:hover{background:#fff5f5;border-color:#d6a2ac}input,textarea{width:100%;border:1px solid #bdc7d6;border-radius:6px;padding:10px 12px;background:#fff;color:var(--ink);caret-color:var(--blue)}input{min-height:44px}textarea{resize:vertical;line-height:1.7}input:focus,textarea:focus{outline:2px solid var(--blue);outline-offset:2px;border-color:var(--blue)}input::placeholder,textarea::placeholder{color:#647184}::selection{background:#dbe6ff;color:#173773}*{scrollbar-color:#c5cddb #f5f7fb;scrollbar-width:thin}h1,h2,h3,p{margin:0}h1{font-size:28px;font-weight:600;line-height:1.4}h2{font-size:22px;font-weight:600;overflow-wrap:anywhere}h3{font-size:16px;font-weight:600}p{color:var(--muted)}label{display:block;margin-bottom:8px;font-weight:500}.muted,.optional{color:var(--muted);font-size:12px}.optional{margin-left:8px;font-weight:400}[hidden]{display:none!important}
.site-header{height:76px;padding:0 48px;display:flex;align-items:center;justify-content:space-between;gap:24px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;white-space:nowrap;text-decoration:none;color:var(--ink)}.brand strong{font-size:20px;font-weight:600}.brand>span:last-child{color:var(--muted)}.brand-mark{width:32px;height:32px;border-radius:8px;display:grid;place-items:center;background:#edf3ff;color:var(--blue)}.brand-mark svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round}.brand-divider{width:1px;height:18px;background:#d7dde7;margin:0 4px}.header-actions{display:flex;align-items:center;gap:24px}.preview-label{font-size:12px;color:var(--muted)}.admin{display:flex;align-items:center;gap:8px;font-size:13px}.avatar{background:var(--soft);border-radius:50%;width:30px;height:30px;display:grid;place-items:center;color:var(--muted);font-size:12px}.navigation{border-bottom:1px solid var(--line)}nav{display:flex} .navigation nav{max-width:1408px;margin:auto;padding:0 48px;gap:32px}.nav-item{border:0;border-bottom:2px solid transparent;border-radius:0;background:transparent;color:var(--muted);height:58px;padding:0 2px}.nav-item:hover{border-color:transparent;background:transparent;color:var(--ink)}.nav-item.selected{border-bottom-color:var(--blue);color:var(--blue);font-weight:600}main{max-width:1408px;margin:auto;padding:40px 48px 64px}.page-heading{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:40px}.page-heading p{margin-top:8px}.list-meta{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.list-meta>span{font-weight:600}.list-meta strong{font-size:12px;font-weight:500;color:var(--muted);background:var(--soft);padding:2px 7px;border-radius:4px;margin-left:8px}.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:8px}table{border-collapse:collapse;width:100%;text-align:left;white-space:nowrap}th{background:#f8f9fc;color:var(--muted);font-weight:400;font-size:12px}th,td{padding:18px 20px;border-bottom:1px solid var(--line)}th{padding-top:14px;padding-bottom:14px}tbody tr:last-child td{border-bottom:0}tbody tr:hover{background:#fafbfe}td:first-child{font-weight:500}td{font-size:13px}.column-note{margin-left:6px;font-size:11px}.registration{font-family:Consolas,"Cascadia Mono",monospace;font-size:12px;letter-spacing:.025em;overflow-wrap:anywhere}.action-cell{text-align:right}td button{padding:4px 10px;min-height:32px;color:var(--blue);border:0;background:transparent}td button:hover{background:#edf3ff}.numeric{text-align:right}.table-footnote{margin-top:16px;font-size:12px}.badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;line-height:24px;padding:0 8px;border-radius:4px;white-space:nowrap;font-weight:400}.badge:before{content:"";width:5px;height:5px;border-radius:50%;background:currentColor}.badge.active{color:#267044;background:#edf7f0}.badge.pending{color:#92600a;background:#fff6e6}.badge.expired{color:#ab3c45;background:#fff0f1}.badge.disabled,.badge.unbound{color:#596779;background:#f0f2f6}.toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%);max-width:min(560px,calc(100% - 32px));padding:14px 20px;background:#202a39;color:#fff;border-radius:8px;box-shadow:0 8px 24px #202a3920;z-index:5;font-size:13px;overflow-wrap:anywhere}
dialog{color:var(--ink);border:0;padding:0;background:#fff}dialog::backdrop{background:#202a3926}.drawer{position:fixed;inset:0 0 0 auto;margin:0;width:min(540px,100%);height:100%;height:100dvh;max-width:100%;max-height:100dvh;box-shadow:-12px 0 40px #202a391a;border-radius:0}.drawer[open]{display:flex;flex-direction:column;animation:drawer-in .24s cubic-bezier(.16,1,.3,1)}@keyframes drawer-in{from{transform:translateX(24px);clip-path:inset(0 0 0 12px)}to{transform:translateX(0);clip-path:inset(0)}}.drawer-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;padding:28px 28px 16px}.drawer-heading p{font-size:12px;margin-top:6px}.account-summary{padding:0 28px 24px;display:flex;align-items:center;gap:12px}.account-summary>span:last-child{font-size:12px;color:var(--muted)}.drawer-tabs{padding:0 28px;gap:24px;border-bottom:1px solid var(--line)}.drawer-tabs button{border:0;border-bottom:2px solid transparent;border-radius:0;padding:12px 0;background:transparent;color:var(--muted);min-height:48px}.drawer-tabs button.selected{border-bottom-color:var(--blue);color:var(--blue);font-weight:600}.drawer-content{padding:28px;overflow-y:auto;flex:1;min-height:0}.drawer-footer{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:16px 28px;border-top:1px solid var(--line);background:#fff}.drawer-footer span{color:var(--muted);font-size:12px}.device-detail{margin:20px 0 36px;display:grid;gap:14px}.device-detail div{display:grid;grid-template-columns:90px 1fr;gap:16px}.device-detail dt{color:var(--muted);font-size:13px}.device-detail dd{margin:0;font-size:13px;overflow-wrap:anywhere}.device-detail .registration{font-size:12px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:16px}.section-help{font-size:13px;line-height:1.8;margin-top:8px;margin-bottom:24px;max-width:65ch}.field-note{font-size:12px;line-height:1.75;margin:10px 0 20px}.error-text{font-size:12px;color:#a52e38;line-height:1.8;margin:8px 0 16px}.issued-code{margin-top:28px;padding-top:24px;border-top:1px solid var(--line)}.issued-code textarea{font-family:Consolas,monospace;font-size:12px;background:var(--soft)}.issued-code .section-heading{margin-bottom:8px}.issued-code label{margin:0}.drawer-panel form>input,.drawer-panel form>textarea{margin-bottom:8px}#expiryForm>button{margin-top:12px}.separated{margin-top:32px;padding-top:28px;border-top:1px solid var(--line)}.separated h3{margin-bottom:20px}.separated .section-help{margin-top:-10px}.pair{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:20px}.inline-confirm{padding:16px;margin-top:24px;background:var(--soft);border-radius:8px}.inline-confirm p{font-size:13px;color:var(--ink);line-height:1.8;margin-bottom:16px}.button-row{display:flex;gap:12px}.create-dialog{width:min(480px,calc(100% - 32px));border-radius:12px;box-shadow:0 20px 64px #202a3926}.create-heading{display:flex;align-items:center;justify-content:space-between;padding:24px 28px 20px}.create-dialog form{padding:0 28px 28px}.create-dialog input{margin-bottom:20px}.create-footer{display:flex;justify-content:flex-end;gap:12px;margin-top:12px}
@media(min-width:1600px){main{padding-top:48px}.page-heading{margin-bottom:48px}}
@media(max-width:1000px){.site-header{padding:0 24px}.navigation nav{padding:0 24px}main{padding:32px 24px 48px}th,td{padding-left:16px;padding-right:16px}.header-actions{gap:16px}.column-note{display:none}}
@media(max-width:600px){.site-header{height:auto;min-height:72px;padding:16px;flex-wrap:wrap;gap:10px}.brand{gap:8px}.brand strong{font-size:17px}.brand>span:last-child{font-size:12px}.brand-divider{margin:0 2px}.header-actions{width:100%;justify-content:space-between}.avatar{display:none}.navigation nav{padding:0 16px;gap:28px}.nav-item{height:50px}main{padding:28px 16px 40px}.page-heading{align-items:flex-start;gap:16px;margin-bottom:24px}h1{font-size:23px}.page-heading p{font-size:12px;max-width:19ch}.page-heading>.primary{padding:8px 12px}.page-heading>.primary .icon{display:none}.drawer-heading{padding:24px 20px 16px}.account-summary{padding:0 20px 20px;flex-wrap:wrap}.drawer-tabs{padding:0 20px;gap:24px}.drawer-content{padding:24px 20px}.drawer-footer{padding:12px 20px}.pair{gap:12px}.device-detail div{grid-template-columns:80px 1fr;gap:12px}.drawer-tabs button{font-size:13px}.create-heading{padding:20px}.create-dialog form{padding:0 20px 24px}}
@media(prefers-reduced-motion:reduce){.drawer[open]{animation:none}}

/* Authorization workspace and customer detail drawer. */
body{display:grid;grid-template-columns:200px minmax(0,1fr);grid-template-rows:76px minmax(calc(100dvh - 76px),auto)}
.site-header{grid-column:1/-1;position:sticky;top:0;z-index:1;background:#fff;padding:0 28px}
.navigation{grid-column:1;grid-row:2;border-bottom:0;border-right:1px solid var(--line);background:#fafbfe;position:sticky;top:76px;height:calc(100dvh - 76px);padding:24px 12px}
.navigation nav{max-width:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
.nav-item{width:100%;height:44px;justify-content:flex-start;gap:12px;padding:0 16px;border:0;border-radius:6px;text-align:left;color:var(--muted)}
.nav-item:hover{background:#f0f3f9;color:var(--ink)}
.nav-item.selected{color:var(--blue);background:#eaf0ff;border:0}
main{grid-column:2;grid-row:2;min-width:0;width:100%;max-width:1440px;padding:36px 36px 64px}
.drawer{width:min(660px,100%)}
.drawer-tabs{gap:28px;overflow-x:auto;flex-shrink:0}
.drawer-tabs button{flex-shrink:0}
.log-filters{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 24px}
.log-filters button{min-height:36px;padding:6px 12px;font-size:12px;border-color:var(--line);color:var(--muted)}
.log-filters .selected{color:var(--blue);border-color:#c0cff4;background:#edf3ff}
.customer-log-list{list-style:none;margin:0;padding:0}
.customer-log-list li{padding:20px 0;border-bottom:1px solid var(--line)}
.customer-log-list li:first-child{padding-top:0}
.customer-log-list li:last-child{border-bottom:0}
.log-meta{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:10px;color:var(--muted);font-size:12px}
.log-type{display:inline-flex;align-items:center;border-radius:4px;padding:2px 8px;background:#f0f3f8;color:#526177}
.log-type.error{color:#a52e38;background:#fff0f1}
.log-type.warning{color:#92600a;background:#fff6e6}
.customer-log-list h4{font-weight:600;font-size:14px;margin:0 0 6px}
.customer-log-list p{font-size:13px;line-height:1.8;overflow-wrap:anywhere}
.customer-log-list .log-source{font-size:12px;color:var(--muted);margin-top:10px}
.log-empty{text-align:center;padding:48px 16px;background:var(--soft);border-radius:8px}
.log-empty h3{font-size:14px;margin-bottom:8px}
.log-empty p{font-size:12px}
@media(max-width:1100px){body{grid-template-columns:168px minmax(0,1fr)}main{padding:32px 24px 48px}.navigation{padding:20px 10px}.nav-item{padding:0 12px}.header-actions{gap:16px}}
@media(max-width:700px){body{grid-template-columns:64px minmax(0,1fr);grid-template-rows:auto 1fr}.site-header{position:static;padding:16px}.navigation{top:0;height:100dvh;padding:16px 8px}.navigation nav{padding:0;gap:12px}.nav-item{padding:0;justify-content:center;height:44px}.nav-item>span{display:none}.nav-item .icon{width:20px;height:20px}main{padding:24px 16px 40px}.page-heading{flex-wrap:wrap;gap:16px}.page-heading p{max-width:none}.drawer-tabs{gap:24px}.drawer-content{padding:24px 20px}}

.signed-out main{grid-column:1/-1;grid-row:2;max-width:none}.access{max-width:400px;margin:8vh auto 40px}.access p{margin:12px 0 28px;line-height:1.8}.access input{margin-bottom:20px}.access form>button{width:100%;margin-top:12px}.toast.error{background:#8b2836}.load-more{margin-top:24px;width:100%}td{font-variant-numeric:tabular-nums}button:disabled{cursor:wait;opacity:.55}.inline-confirm{position:sticky;bottom:0}.customer-log-list time{font-variant-numeric:tabular-nums}.list-meta{gap:16px}.error-state{color:#a52e38}.drawer-content{scrollbar-gutter:stable}.access h1{font-size:28px}.site-header .brand{max-width:100%}.header-actions{flex-wrap:wrap}.empty-cell{text-align:center;padding:32px;color:var(--muted)}

main{margin:0 auto}

.customer-page{max-width:1120px}.detail-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;margin-bottom:20px}.detail-heading p{margin-top:8px;font-size:13px}.detail-summary{display:flex;gap:16px;align-items:center;flex-wrap:wrap;padding-bottom:24px}.detail-summary>span:last-child{font-size:13px;color:var(--muted)}.detail-tabs{display:flex;gap:28px;border-bottom:1px solid var(--line);overflow-x:auto}.detail-tabs button{flex-shrink:0;border:0;border-bottom:2px solid transparent;border-radius:0;background:transparent;color:var(--muted);padding:14px 0}.detail-tabs button.selected{border-bottom-color:var(--blue);color:var(--blue);font-weight:600}.detail-content{padding:32px 0}.detail-panel{max-width:860px}.detail-panel form{max-width:560px}.billing-form h3{margin-bottom:12px}.billing-form textarea{margin-bottom:12px}.detail-panel .inline-confirm{max-width:560px}.create-dialog textarea{margin-bottom:8px}#customerLogs{max-width:860px}#customerLogs .section-help{max-width:75ch}@media(max-width:700px){.detail-heading{flex-direction:column-reverse;gap:20px}.detail-heading>button{align-self:flex-start}.detail-tabs{gap:24px}.detail-content{padding-top:24px}.detail-tabs button{font-size:13px}}