*{box-sizing:border-box;margin:0;padding:0}
:root{--bg:#f5f7fa;--surface:#fff;--line:#e5e9f0;--text:#1f2937;--muted:#6b7280;--primary:#2563eb;--primary-soft:#eff6ff;--ok:#059669;--ok-soft:#ecfdf5;--warn:#d97706;--warn-soft:#fffbeb;--danger:#dc2626;--danger-soft:#fef2f2;--radius:10px}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.55;-webkit-font-smoothing:antialiased}
button,input,select,textarea{font-family:inherit;font-size:14px}
a{color:var(--primary);text-decoration:none}
.mobile{max-width:480px;margin:0 auto;min-height:100vh;background:var(--bg);box-shadow:0 0 24px rgba(15,23,42,.06);position:relative;padding-bottom:72px}
.topbar{background:var(--surface);border-bottom:1px solid var(--line);padding:12px 16px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:20}
.topbar h1{font-size:16px;font-weight:600}
.topbar .sub{font-size:12px;color:var(--muted)}
.page{padding:14px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:14px;margin-bottom:12px}
.card h2{font-size:15px;font-weight:600;margin-bottom:10px;display:flex;align-items:center;justify-content:space-between}
.card h3{font-size:13px;font-weight:600;margin:10px 0 6px;color:var(--muted)}
.muted{color:var(--muted);font-size:12px}
.small{font-size:12px}
.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.row>*{flex:0 0 auto}
.grow{flex:1 1 auto!important;min-width:0}
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.field{display:block;margin-bottom:10px}
.field>span{display:block;font-size:12px;color:var(--muted);margin-bottom:4px}
input,select,textarea{width:100%;padding:9px 10px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--text);outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--primary);box-shadow:0 0 0 2px rgba(37,99,235,.1)}
textarea{resize:vertical;min-height:60px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:9px 14px;border:1px solid var(--line);background:var(--surface);color:var(--text);border-radius:8px;cursor:pointer;white-space:nowrap;font-weight:500}
.btn:hover{border-color:var(--primary);color:var(--primary)}
.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}
.btn-primary:hover{background:#1d4ed8;color:#fff}
.btn-ok{background:var(--ok);border-color:var(--ok);color:#fff}
.btn-ok:hover{background:#047857;color:#fff}
.btn-danger{background:var(--danger-soft);border-color:#fecaca;color:var(--danger)}
.btn-sm{padding:6px 10px;font-size:12px}
.btn:disabled{opacity:.5;cursor:not-allowed}
.tag{display:inline-block;padding:2px 8px;border-radius:20px;font-size:11px;background:var(--bg);color:var(--muted);border:1px solid var(--line)}
.tag-blue{background:var(--primary-soft);color:var(--primary);border-color:#bfdbfe}
.tag-ok{background:var(--ok-soft);color:var(--ok);border-color:#a7f3d0}
.tag-warn{background:var(--warn-soft);color:var(--warn);border-color:#fde68a}
.tag-danger{background:var(--danger-soft);color:var(--danger);border-color:#fecaca}
.list-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:12px;margin-bottom:10px;cursor:pointer}
.list-item:hover{border-color:var(--primary)}
.list-title{display:flex;justify-content:space-between;align-items:center;gap:8px;font-weight:600}
.list-meta{font-size:12px;color:var(--muted);margin-top:6px;display:flex;flex-wrap:wrap;gap:10px}
.money{font-variant-numeric:tabular-nums;font-weight:600}
.divider{height:1px;background:var(--line);margin:10px 0}
.nav-bottom{position:fixed;bottom:0;left:0;right:0;max-width:480px;margin:0 auto;background:var(--surface);border-top:1px solid var(--line);display:flex;z-index:30}
.nav-bottom button{flex:1;border:0;background:none;padding:9px 2px 10px;color:var(--muted);font-size:11px;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:2px}
.nav-bottom button.active{color:var(--primary);font-weight:600}
.nav-bottom .ico{font-size:18px;line-height:1}
.modal-mask{position:fixed;inset:0;background:rgba(15,23,42,.45);display:flex;align-items:center;justify-content:center;padding:16px;z-index:60}
.modal{background:var(--surface);border-radius:14px;width:100%;max-width:440px;max-height:88vh;overflow:auto;padding:16px}
.modal h2{font-size:16px;font-weight:600;margin-bottom:12px}
.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:14px}
.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:88px;background:#111827;color:#fff;padding:10px 16px;border-radius:8px;font-size:13px;z-index:100;max-width:88%;box-shadow:0 6px 20px rgba(0,0,0,.2)}
.toast.err{background:var(--danger)}
.empty{text-align:center;color:var(--muted);padding:26px 10px;font-size:13px}
.login-wrap{max-width:400px;margin:8vh auto;padding:20px}
.login-wrap .card{padding:22px}
.login-wrap h1{font-size:20px;font-weight:600;text-align:center;margin-bottom:4px}
.login-wrap .sub{text-align:center;color:var(--muted);font-size:12px;margin-bottom:20px}
.preview{width:100%;max-height:200px;object-fit:contain;background:#f1f5f9;border-radius:8px;margin-bottom:10px}
.check-row{display:flex;align-items:center;gap:8px;padding:8px 0;border-bottom:1px solid var(--line)}
.check-row:last-child{border-bottom:0}
.check-row label{flex:1;display:flex;flex-direction:column;gap:2px;cursor:pointer}
.check-row .price{font-size:12px;color:var(--muted)}
.check-row input[type=checkbox]{width:18px;height:18px;flex:0 0 auto}
.check-row select{width:120px;padding:5px 6px;font-size:12px}
.check-row input[type=number]{width:58px;padding:5px 6px;font-size:12px}
.pay-row{display:grid;grid-template-columns:1fr 88px 22px;gap:6px;margin-bottom:8px;align-items:center}
.pay-row select,.pay-row input{padding:7px 8px;font-size:12px}
.pay-row .del{border:0;background:none;color:var(--danger);font-size:18px;cursor:pointer}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{padding:9px 8px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap}
th{color:var(--muted);font-weight:500;font-size:12px;background:#fafbfc}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}
.admin{display:flex;min-height:100vh}
.side{width:200px;flex:0 0 200px;background:#111827;color:#e5e7eb;padding:18px 12px}
.side h1{font-size:16px;font-weight:600;padding:0 8px 16px;color:#fff}
.side button{display:block;width:100%;text-align:left;padding:10px 12px;margin-bottom:4px;border:0;background:none;color:#cbd5e1;border-radius:8px;cursor:pointer;font-size:14px}
.side button:hover{background:#1f2937;color:#fff}
.side button.active{background:var(--primary);color:#fff}
.main{flex:1;min-width:0;padding:18px 22px;overflow-x:hidden}
.main-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;flex-wrap:wrap;gap:10px}
.main-head h1{font-size:20px;font-weight:600}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:14px}
.stat .label{font-size:12px;color:var(--muted)}
.stat .value{font-size:22px;font-weight:600;margin-top:4px;font-variant-numeric:tabular-nums}
.toolbar{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:12px}
.toolbar input,.toolbar select{width:auto;min-width:130px}
.hidden{display:none!important}
.badge-dot{display:inline-block;width:7px;height:7px;border-radius:50%;margin-right:5px}
.ok-text{color:var(--ok)}.warn-text{color:var(--warn)}.danger-text{color:var(--danger)}
@media(max-width:760px){.admin{flex-direction:column}.side{width:100%;flex:none;display:flex;overflow-x:auto;padding:10px}.side h1{display:none}.side button{width:auto;white-space:nowrap;margin:0 4px 0 0}.main{padding:14px}.grid3{grid-template-columns:repeat(2,minmax(0,1fr))}}