:root{color-scheme:light;--ink:#13252d;--muted:#66777d;--green:#126b59;--mint:#e3f3ee;--line:#dfe7e5;--paper:#f4f7f6;--red:#aa3434;font:16px/1.5 system-ui,-apple-system,'PingFang SC','Microsoft YaHei',sans-serif}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--paper)}button,input,select{font:inherit}button,a,input,select{outline-offset:4px}button{cursor:pointer;border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:9px;padding:10px 18px;font-weight:600;min-height:44px}button:disabled{opacity:.55;cursor:wait}.primary{background:var(--green);border-color:var(--green);color:white}button:hover:not(:disabled){filter:brightness(.96)}input,select{width:100%;border:1px solid #c7d4d0;border-radius:8px;padding:10px 12px;min-height:44px;background:white;color:var(--ink)}label{display:grid;gap:7px;font-size:14px}h1,h2,p{margin:0}h1{font-size:26px;letter-spacing:-.6px}h2{font-size:20px}small,.muted{color:var(--muted);font-size:14px}.hidden,[hidden]{display:none!important}.shell{display:grid;grid-template-columns:220px 1fr;min-height:100dvh}.sidebar{background:#102c2b;color:#e8f3ee;padding:32px 22px;position:sticky;top:0;height:100dvh;display:flex;flex-direction:column;gap:32px}.brand{font-weight:700;display:flex;gap:12px;align-items:center;font-size:20px}.brand img{width:30px}.sidebar nav{display:grid;gap:8px}.sidebar nav button{text-align:left;color:#c8dad4;background:transparent;border:0}.sidebar nav button[aria-current=page]{background:#264842;color:white}.sidebar footer{margin-top:auto;font-size:14px}.sidebar footer button{margin-top:12px;width:100%;background:transparent;color:#c8dad4;border-color:#41615b}main{padding:36px 42px;max-width:1600px;width:100%;margin:auto}.top{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:28px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:28px}.stat,.panel{background:#fff;border:1px solid var(--line);border-radius:12px}.stat{padding:20px 22px}.stat strong{display:block;font-size:30px;margin-top:7px;font-weight:600}.stat:first-child{background:var(--mint);border-color:#b8dace}.toolbar{padding:20px;display:flex;align-items:end;gap:12px;flex-wrap:wrap;border-bottom:1px solid var(--line)}.toolbar label{min-width:140px;flex:1}.toolbar .wide{min-width:210px}.table-scroll{overflow-x:auto}table{width:100%;border-collapse:collapse;white-space:nowrap;text-align:left;font-size:14px}th{background:#f8faf9;color:var(--muted);font-weight:500}th,td{padding:16px 20px;border-bottom:1px solid var(--line)}tbody tr:last-child td{border-bottom:0}td strong{display:block;font-weight:600}td small{display:block;margin-top:3px}.badge{padding:4px 10px;border-radius:20px;font-size:13px;background:#eef2f1;color:#576b65}.badge.used{background:#e2f3eb;color:#246947}.badge.pending{background:#fff0d7;color:#946013}.link-cell{max-width:340px;overflow:hidden;text-overflow:ellipsis}.link-cell a{color:var(--green)}.pager{padding:16px 20px;display:flex;justify-content:space-between;align-items:center;gap:12px;border-top:1px solid var(--line)}.empty{text-align:center;padding:54px;color:var(--muted)}.alert{border-radius:8px;padding:12px 16px;background:#fff0ec;color:var(--red);margin-bottom:18px;font-size:14px}.success{color:#176749;background:#e3f3ec}.login-wrap{min-height:100dvh;display:grid;place-items:center;padding:24px}.login{width:min(420px,100%);padding:36px;background:#fff;border:1px solid var(--line);border-radius:16px;display:grid;gap:22px}.login .brand{color:var(--green)}dialog{border:1px solid var(--line);border-radius:14px;max-width:480px;width:calc(100% - 32px);padding:28px;color:var(--ink)}dialog::backdrop{background:#102c2b66}dialog form{display:grid;gap:18px}.actions{display:flex;gap:10px;justify-content:flex-end}.scan-page{min-height:100dvh;background:#0c2524;color:#e9f4ef;display:grid;place-items:center;padding:26px 20px}.scan-card{width:min(460px,100%)}.scan-card .brand{margin-bottom:32px}.scan-card h1{font-size:28px;margin-bottom:8px}.scan-card p{color:#b7cfc7}.camera-frame{margin:24px 0;border:1px solid #477269;border-radius:18px;position:relative;overflow:hidden;aspect-ratio:1;background:#102e2c;display:grid;place-items:center}.camera-frame video{width:100%;height:100%;object-fit:cover}.scan-guide{position:absolute;inset:15%;border:2px solid #74e4bb;border-radius:12px;box-shadow:0 0 0 100px #0003;pointer-events:none}.camera-frame span{position:absolute;padding:20px;text-align:center;color:#9fbdb4}.scan-card>button{width:100%;background:#66ddb6;color:#0b3228;border:0}.scan-card .alert{margin-top:20px;margin-bottom:16px}.scan-card .success-mark{font-size:54px;color:#66ddb6;margin:28px 0 12px}.scan-card details{margin-top:22px;color:#b7cfc7;font-size:14px}.scan-card details label{margin:14px 0}.scan-card details button{width:100%}.scan-card input{background:#173d38;color:white;border-color:#416b60}.scan-card .muted{margin-top:18px;overflow-wrap:anywhere}.scan-card .alert.success{background:#19483c;color:#a6efd3}@media(max-width:1000px){main{padding:28px 22px}.shell{grid-template-columns:180px 1fr}.sidebar{padding:26px 16px}.stats{grid-template-columns:repeat(2,1fr)}}@media(max-width:680px){.shell{display:block}.sidebar{height:auto;position:static;padding:16px;gap:16px}.sidebar nav{display:flex}.sidebar footer{position:absolute;right:16px;top:12px}.sidebar footer span{display:none}.sidebar footer button{width:auto;margin:0}.top{align-items:flex-start}.top h1{font-size:23px}.top button{padding:9px 12px}.stats{gap:10px}.stat{padding:16px}.toolbar{padding:16px}.toolbar label{min-width:calc(50% - 12px)}main{padding:22px 16px}.pager{flex-wrap:wrap}}