:root{color-scheme:light;--ink:#173e32;--text:#334940;--muted:#66756c;--line:#d5dfd8;--soft:#f5f8f5;--danger:#943d35;--sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;--serif:Georgia,"Songti SC","STSong",serif}
*{box-sizing:border-box}body{margin:0;background:#fff;color:var(--text);font:15px/1.7 var(--sans);-webkit-font-smoothing:antialiased}.wrap{width:min(1180px,calc(100% - 64px));margin-inline:auto}a{color:var(--ink);text-underline-offset:4px}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button,input,select,textarea{border:1px solid var(--line);border-radius:5px}button{min-height:42px;padding:8px 16px;cursor:pointer;background:var(--ink);color:#fff;font-weight:500}button:hover{background:#2b5b47}button.secondary{background:#fff;color:var(--ink)}button.secondary:hover{background:var(--soft)}button.danger{color:var(--danger);background:#fff;border-color:#e6c9c5}button:disabled{opacity:.48;cursor:not-allowed}button.small{font-size:13px;min-height:36px;padding:5px 11px}input,select,textarea{width:100%;min-width:0;background:#fff;color:var(--text);padding:10px 12px;min-height:44px}textarea{min-height:130px;resize:vertical;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}input:disabled{background:var(--soft);color:var(--muted)}:focus-visible{outline:2px solid #428061;outline-offset:3px}p,h1,h2,h3{margin:0}h1,h2,h3{color:var(--ink)}h1{font:500 clamp(28px,3.2vw,38px)/1.35 var(--serif);letter-spacing:-.025em}h2{font:500 25px/1.4 var(--serif)}h3{font-size:16px;font-weight:600}small,.muted,.hint{color:var(--muted)}.hint{font-size:13px;margin-top:7px}.hint strong{font-weight:500;color:var(--text)}.brand{font:400 34px/1 var(--serif);letter-spacing:-.05em;white-space:nowrap;text-decoration:none}.site-header{min-height:100px;display:flex;align-items:center;gap:24px;border-bottom:1px solid var(--line)}.portal-label{font-size:12px;letter-spacing:.04em;color:var(--muted)}#account-nav{display:flex;align-items:center;justify-content:flex-end;gap:12px;margin-left:auto;flex-wrap:wrap}#account-nav .username{font-size:13px;max-width:200px;overflow-wrap:anywhere}.skip-link{position:fixed;top:-100px;left:16px;z-index:10;background:#fff;padding:10px 16px}.skip-link:focus{top:12px}main{min-height:65vh;padding-top:36px;padding-bottom:60px}.site-footer{border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:24px;padding-block:24px;font-size:12px;color:var(--muted)}.site-footer nav{display:flex;gap:24px}.site-footer a{text-decoration:none}.section-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:28px}.section-head p{margin-top:9px;max-width:720px;font-size:14px;color:var(--muted)}.actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.card{border:1px solid var(--line);border-radius:8px;padding:26px;background:#fff}.card+.card{margin-top:20px}.card>h2{margin-bottom:20px}.auth-card{max-width:440px;margin:34px auto 50px}.auth-card h1{font-size:32px}.auth-card>p{margin-block:12px 25px}.stack{display:grid;gap:18px}.field{display:block;min-width:0}.field>span{display:block;font-size:13px;margin-bottom:6px;font-weight:500}.field small{display:block;font-size:12px;margin-top:6px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.form-grid .full{grid-column:1/-1}.form-actions{margin-top:22px;display:flex;gap:10px;align-items:center;flex-wrap:wrap}.notice{padding:12px 16px;border:1px solid #bdd3c3;border-radius:5px;background:#f3f8f4;color:var(--ink);margin-bottom:24px;overflow-wrap:anywhere}.notice.error{border-color:#e5c6c0;background:#fff6f4;color:var(--danger)}[hidden]{display:none!important}.loading,.empty{color:var(--muted);padding:30px 0}.empty{font-size:14px}.workspace{display:grid;grid-template-columns:minmax(270px,.85fr) minmax(0,1.7fr);gap:24px;align-items:start}.merchant-list{padding:0;overflow:hidden}.list-title{padding:18px 20px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}.merchant-row{width:100%;text-align:left;border:0;border-radius:0;border-bottom:1px solid var(--line);display:flex;gap:12px;align-items:flex-start;color:var(--text);background:#fff;padding:18px 20px}.merchant-row:last-child{border-bottom:0}.merchant-row:hover,.merchant-row[aria-pressed=true]{background:var(--soft)}.merchant-row[aria-pressed=true]{box-shadow:inset 3px 0 var(--ink)}.merchant-name{display:block;font-weight:600;overflow-wrap:anywhere}.merchant-row small{display:block;margin-top:4px;font-size:12px}.merchant-row .badge{margin-left:auto}.badge{display:inline-block;padding:2px 8px;border:1px solid var(--line);border-radius:4px;color:var(--ink);font-size:11px;font-weight:400;line-height:1.6;white-space:nowrap}.badge.disabled,.badge.expired{color:var(--muted);background:#f5f5f3}.badge.active{background:#eef6f0;border-color:#c0d7c6}.detail-head{display:flex;justify-content:space-between;gap:15px;align-items:start;margin-bottom:24px}.detail-head h2{overflow-wrap:anywhere}.detail-head p{font-size:13px;color:var(--muted);margin-top:7px}.summary-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;padding-bottom:22px;margin-bottom:24px;border-bottom:1px solid var(--line)}.summary-grid div{font-size:12px;color:var(--muted)}.summary-grid strong{display:block;color:var(--ink);font:500 23px/1.7 var(--serif)}.edit-details{border-top:1px solid var(--line);padding-top:18px;margin-top:24px}.edit-details summary{cursor:pointer;color:var(--ink);font-weight:500;padding:4px 0}.edit-details form{margin-top:20px}.inline-form{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap}.inline-form .field{flex:1;min-width:130px}.inline-form button{min-height:45px}.generated{padding-top:20px;margin-top:22px;border-top:1px solid var(--line)}.generated textarea{margin-top:12px}.generated h3{margin-bottom:10px}.table-wrap{max-width:100%;overflow:auto;border:1px solid var(--line);border-radius:6px}table{border-collapse:collapse;width:100%;font-size:13px;text-align:left}caption{text-align:left;font-weight:600;padding:14px}th{font-size:12px;font-weight:500;color:var(--muted);background:var(--soft)}td,th{padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}tr:last-child td{border-bottom:0}.code{font:500 16px/1.6 ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.05em;color:var(--ink);user-select:all}.nowrap{white-space:nowrap}.pager{display:flex;align-items:center;justify-content:flex-end;gap:14px;margin-top:18px;font-size:13px;color:var(--muted)}.filter-form{display:grid;grid-template-columns:minmax(160px,1.3fr) minmax(130px,1fr) auto auto;gap:14px;align-items:end;margin-bottom:22px}.filter-form button{min-height:44px}.rule-note{padding:17px 20px;background:var(--soft);border:1px solid var(--line);border-radius:6px;font-size:13px;margin-bottom:24px}.invite-list{display:grid;gap:14px}.invite-card{border:1px solid var(--line);border-radius:8px;padding:20px}.invite-head{display:flex;align-items:center;justify-content:space-between;gap:15px}.invite-head .actions{gap:12px}.invite-meta{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:15px 0;color:var(--muted);font-size:12px}.invite-meta strong{display:block;color:var(--text);font-size:13px;font-weight:500;margin-top:3px}.result-details{border-top:1px solid var(--line);padding-top:13px}.result-details summary{cursor:pointer;font-size:13px;color:var(--ink);padding:4px 0}.result-content{padding-top:14px}.result-content>.hint{margin-bottom:14px}.result-table th:first-child{min-width:130px}.result-table td{font-variant-numeric:tabular-nums}.result-footer{display:flex;flex-wrap:wrap;gap:10px 28px;margin:16px 0;font-size:13px}.result-footer strong{color:var(--ink)}.result-note{font-size:12px;color:var(--muted);margin-top:14px}.delete-note{font-size:13px;background:var(--soft);padding:14px;border-radius:5px}.caption-row{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:18px}.caption-row p{color:var(--muted);font-size:13px}.help-link{font-size:13px}.empty-card{border:1px dashed var(--line);border-radius:8px;padding:45px 25px;color:var(--muted);text-align:center}
@media(max-width:850px){.wrap{width:calc(100% - 40px)}.workspace{grid-template-columns:1fr}.merchant-list{max-height:330px;overflow-y:auto}.filter-form{grid-template-columns:1fr 1fr}.section-head{gap:15px}.section-head .actions{flex-shrink:0}.card{padding:22px}.site-header{gap:16px}.portal-label{display:none}}
@media(max-width:520px){.wrap{width:calc(100% - 28px)}body{font-size:14px}.site-header{min-height:82px;gap:12px}.brand{font-size:29px}#account-nav{gap:7px}#account-nav .username{width:100%;max-width:150px;text-align:right;font-size:11px}#account-nav button{font-size:12px;min-height:34px;padding:4px 9px}main{padding-top:25px;padding-bottom:42px}.section-head{display:block;margin-bottom:22px}.section-head .actions{margin-top:16px}.card{padding:19px}.auth-card{margin:10px auto 30px}.auth-card h1{font-size:29px}.form-grid{grid-template-columns:1fr}.summary-grid{gap:10px}.summary-grid strong{font-size:21px}.detail-head{flex-wrap:wrap}.inline-form .field{min-width:120px}.filter-form{gap:12px}.invite-card{padding:16px}.invite-meta{grid-template-columns:1fr 1fr;gap:10px}.invite-meta>div:last-child{grid-column:1/-1}.invite-head{gap:10px}.invite-head .actions{gap:7px}.code{font-size:16px}.badge{font-size:10px}.rule-note{padding:14px 16px}.site-footer{font-size:11px;gap:15px}.site-footer nav{gap:16px}.pager{justify-content:space-between;gap:8px}.caption-row{align-items:flex-start}.result-table th:first-child{min-width:112px}td,th{padding:10px 11px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
.skip-link:not(:focus){clip-path:inset(50%);width:1px;height:1px;overflow:hidden;white-space:nowrap}

.workspace-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:24px}.metric{display:flex;flex-direction:column;align-items:flex-start;background:var(--soft);color:var(--ink);padding:16px 20px}.metric:hover{background:#e8f0eb}.metric span{font-size:13px}.metric strong{font-size:28px;font-weight:500}.merchant-filters{grid-template-columns:minmax(220px,2fr) 1fr 1fr 90px auto auto}.invitation-table{table-layout:fixed}.invitation-table th:nth-child(1){width:15%}.invitation-table th:nth-child(2){width:18%}.invitation-table th:nth-child(3){width:16%}.invitation-table th:nth-child(6){width:16%}.invitation-table td{vertical-align:middle;overflow-wrap:anywhere}.invitation-table small{display:block;color:var(--muted);font-size:12px}.invitation-table .code{display:block;margin-bottom:4px}.customer-cell strong{font-weight:500}.invitation-expanded{padding:12px;max-width:760px}.expanded-row{background:#fafcf9}.invitation-expanded .form-grid{margin-top:18px}.invitation-expanded textarea{min-height:90px;font-family:var(--sans)}.pager{flex-wrap:wrap}.pager select{width:auto;min-height:36px;padding:4px 8px}.rules-help{margin-top:28px;color:var(--muted);font-size:13px}.rules-help summary{cursor:pointer}.rules-help .rule-note{margin-top:12px}
@media(max-width:1000px){.merchant-filters{grid-template-columns:2fr 1fr 1fr}.invitation-table .actions{gap:5px}}
@media(max-width:650px){.workspace-metrics{grid-template-columns:1fr 1fr;gap:10px}.metric{padding:12px 16px}.metric strong{font-size:24px}.merchant-filters{grid-template-columns:1fr 1fr}.merchant-filters>.field:first-child{grid-column:1/-1}.invitation-table-wrap{border:0;overflow:visible}.invitation-table,.invitation-table tbody{display:block}.invitation-table thead{display:none}.invitation-table tr[data-code]{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);border-radius:6px;margin-top:12px;padding:8px}.invitation-table tr[data-code]>td{display:block;border:0;padding:8px;min-width:0}.invitation-table tr[data-code]>td:before{content:attr(data-label);display:block;color:var(--muted);font-size:11px;margin-bottom:5px}.invitation-table tr[data-code]>td:last-child{grid-column:1/-1}.invitation-table .code{display:inline-block;margin-right:8px}.expanded-row,.expanded-row>td{display:block}.expanded-row>td{padding:8px}.invitation-expanded{padding:8px}.pager{justify-content:center}.caption-row h2{font-size:23px}}

@media(min-width:651px){.invitation-table-wrap{max-height:65vh}.invitation-table thead{position:sticky;top:0;z-index:1}}
@media(max-width:520px){.workspace-metrics{grid-template-columns:repeat(4,minmax(0,1fr));gap:6px}.metric{padding:10px 7px}.metric span{font-size:11px}.metric strong{font-size:21px}}