:root{--blue:#1565c0;--light:#e3f2fd;--ink:#1f2937;--muted:#6b7280;--line:#e5e7eb;--red:#b91c1c;--green:#15803d;--amber:#92400e}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:#f6f8fb}
header{background:var(--blue);color:#fff;padding:14px 20px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px}
header .logo{font-size:22px;font-weight:800}
header .logo small{display:block;font-size:12px;font-weight:400;opacity:.85}
header button{background:#fff;color:var(--blue);border:0;border-radius:8px;padding:7px 12px;cursor:pointer}
main{max-width:1000px;margin:0 auto;padding:18px}
.card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px;margin-bottom:14px}
.narrow{max-width:460px;margin-left:auto;margin-right:auto}
h2{margin:0 0 10px;font-size:19px} h3{margin:14px 0 8px;font-size:16px}
p{line-height:1.6}.muted{color:var(--muted);font-size:13px}
.error{background:#fee2e2;border:1px solid #fecaca;border-radius:10px;padding:10px;color:var(--red)}
.okbox{background:#dcfce7;border:1px solid #bbf7d0;border-radius:10px;padding:10px;color:var(--green)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:10px}
label{display:block;font-size:13px;color:var(--muted);margin:8px 0 3px}
input,select,textarea{width:100%;padding:9px 10px;border:1px solid var(--line);border-radius:8px;font-size:14px;background:#fff}
button.primary{background:var(--blue);color:#fff;border:0;padding:10px 16px;border-radius:8px;cursor:pointer;font-size:15px}
button.secondary{background:#fff;border:1px solid var(--line);padding:7px 12px;border-radius:8px;cursor:pointer}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{border-bottom:1px solid var(--line);padding:8px;text-align:left;vertical-align:top}
tr.pick{cursor:pointer} tr.pick:hover{background:var(--light)} tr.sel{background:#bbdefb}
.badge{display:inline-block;padding:2px 8px;border-radius:12px;background:var(--light);font-size:12px}
.badge.red{background:#fee2e2;color:var(--red)}.badge.green{background:#dcfce7;color:var(--green)}.badge.amber{background:#fef3c7;color:var(--amber)}
.kid{border:1px solid var(--line);border-radius:10px;padding:12px;margin-bottom:10px}
.tok{font-size:22px;font-weight:800;color:var(--blue)}
.row{display:flex;gap:8px;flex-wrap:wrap;align-items:end}.row>div{min-width:160px;flex:1}
.hidden{display:none!important}
footer{padding:20px;text-align:center;color:var(--muted);font-size:12px}