:root{--line:#e3e8ee;--bg:#f2f4f7;--pri:#0969da;--warn:#cf222e;--ok:#1a7f37;--amber:#9a6700;--txt:#1f2328;--sub:#6b7684;--card:#fff;--radius:14px;--safe-b:env(safe-area-inset-bottom,0px)}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
body{font:15px/1.55 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--txt);padding-bottom:calc(70px + var(--safe-b))}
.topbar{position:sticky;top:0;z-index:20;background:var(--pri);color:#fff;padding:10px 14px;box-shadow:0 2px 8px rgba(0,0,0,.08)}
.topbar .row{display:flex;align-items:center;gap:10px;max-width:1200px;margin:0 auto}
.topbar h1{font-size:15px;margin:0;font-weight:600;flex:1}
.nav{display:flex;gap:6px;max-width:1200px;margin:8px auto 0}
.nav button{flex:1;padding:7px 0;border:none;border-radius:8px;background:rgba(255,255,255,.18);color:#fff;font:inherit;font-size:12.5px;font-weight:600;cursor:pointer}
.nav button.active{background:#fff;color:var(--pri)}
.page{padding:12px;max-width:1200px;margin:0 auto}
.card{background:var(--card);border-radius:var(--radius);padding:14px;margin-bottom:12px;box-shadow:0 1px 3px rgba(16,24,40,.06)}
.card h2{font-size:14px;margin:0 0 10px;padding-left:8px;border-left:4px solid var(--pri);font-weight:600;display:flex;justify-content:space-between;align-items:center}
.field{display:flex;flex-direction:column;gap:5px;margin-bottom:12px}
.field label{font-size:12.5px;color:var(--sub)}
.field label .req{color:var(--warn)}
.field input,.field select,.field textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:10px;font:inherit;background:#fff;color:var(--txt);appearance:none;-webkit-appearance:none}
.field select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236b7684' stroke-width='1.6' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:32px}
.field input[readonly]{background:#f5f7f9;color:var(--sub)}
.field input.err,.field select.err{border-color:var(--warn);background:#fff5f5}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 10px}
.grid3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:0 10px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:0 10px}
.unit-wrap{position:relative}.unit-wrap .unit{position:absolute;right:12px;top:50%;transform:translateY(-50%);font-size:12px;color:var(--sub);pointer-events:none}.unit-wrap input{padding-right:38px}
.hint{font-size:12px;color:#98a2b3;margin:-4px 0 10px}
.item{border:1px solid var(--line);border-radius:12px;padding:12px;margin-bottom:12px;background:#fbfcfd}
.item-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.item-head .idx{font-size:12.5px;font-weight:600;color:var(--pri)}
.item-head .del{border:none;background:#fff0f0;color:var(--warn);font-size:12.5px;padding:5px 12px;border-radius:8px;cursor:pointer}
.item-total{display:flex;flex-wrap:wrap;gap:6px 14px;font-size:12px;color:var(--sub);background:#eef6ff;border-radius:8px;padding:8px 10px;margin-top:2px}
.item-total b{color:var(--txt);font-weight:600}
.sum-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;background:#eef6ff;border-radius:12px;padding:12px 10px;margin-bottom:12px}
.sum-bar .cell{text-align:center}.sum-bar .cell .k{font-size:11px;color:var(--sub)}.sum-bar .cell .v{font-size:15px;font-weight:700;color:var(--pri)}
.add-row{width:100%;padding:11px;border:1.5px dashed #b6c2d0;border-radius:12px;background:#fff;color:var(--pri);font:inherit;font-weight:600;cursor:pointer;margin-bottom:12px}
.checkline{display:flex;align-items:flex-start;gap:10px;font-size:13px;padding:12px;background:#f8fafc;border-radius:12px;margin-bottom:12px;line-height:1.5}
.checkline input{width:20px;height:20px;margin-top:1px;flex:none;accent-color:var(--pri)}
.msg{font-size:12.5px;margin:8px 0 4px;min-height:18px}.msg.err{color:var(--warn)}.msg.ok{color:var(--ok)}
.bottom{position:fixed;left:0;right:0;bottom:0;z-index:30;display:flex;gap:10px;padding:10px 12px calc(10px + var(--safe-b));background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-top:1px solid var(--line);max-width:1200px;margin:0 auto}
.bottom .btn{flex:1;padding:12px 0;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--txt);font:inherit;font-weight:600;cursor:pointer}
.bottom .btn.pri{background:var(--pri);color:#fff;border-color:var(--pri);flex:1.6}
.bottom .btn:disabled{opacity:.45}
.hidden{display:none!important}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:10px}
.chip{padding:6px 12px;border:1px solid var(--line);border-radius:20px;background:#fff;font-size:12.5px;cursor:pointer}
.chip.on{background:#e7f0ff;border-color:var(--pri);color:var(--pri);font-weight:600}
.desk-table{width:100%;border-collapse:collapse;font-size:12.5px}
.desk-table th,.desk-table td{border:1px solid var(--line);padding:6px 8px;text-align:center}
.desk-table th{background:#f0f3f6;font-weight:600;white-space:nowrap}
.desk-table td input{width:100%;min-width:60px;border:none;background:transparent;text-align:center;padding:4px;border-radius:4px}
.desk-table td input:focus{outline:2px solid var(--pri);background:#fff}
.desk-table tr.total td{background:#eef6ff;font-weight:600}
.desk-table .del{color:var(--warn);cursor:pointer;border:none;background:none;font-size:16px}
.list-item{border:1px solid var(--line);border-radius:12px;padding:10px 12px;margin-bottom:10px;background:#fff;cursor:pointer}
.list-item:hover{background:#f7fbff}
.list-item .top{display:flex;justify-content:space-between;align-items:center;gap:8px}
.list-item .no{font-weight:600;color:var(--pri);font-size:13.5px}
.list-item .tag{font-size:11px;padding:1px 8px;border-radius:10px;background:#eef6ff;color:var(--pri)}
.list-item .tag.verified{background:#fff8c5;color:var(--amber)}
.list-item .meta{font-size:12px;color:var(--sub);margin-top:4px;display:flex;flex-wrap:wrap;gap:4px 12px}
.list-item .amt{font-weight:700;color:var(--txt)}
.empty{text-align:center;color:var(--sub);padding:30px 0;font-size:13px}
.toolbar{display:flex;gap:8px;margin-bottom:10px;flex-wrap:wrap}
.toolbar input,.toolbar select{flex:1;min-width:120px;padding:9px 11px;border:1px solid var(--line);border-radius:10px;font:inherit;background:#fff}
.btn-line{padding:9px 14px;border:1px solid var(--line);border-radius:10px;background:#fff;font:inherit;font-weight:600;cursor:pointer}
.btn-line.pri{background:var(--pri);color:#fff;border-color:var(--pri)}
.toast{position:fixed;left:50%;bottom:90px;transform:translateX(-50%);background:#1f2328;color:#fff;padding:9px 16px;border-radius:20px;font-size:13px;z-index:99;opacity:0;transition:.2s;pointer-events:none}
.toast.show{opacity:1}
@media (min-width:900px){
  .page{display:block}
  .grid2{grid-template-columns:1fr 1fr}.grid3{grid-template-columns:1fr 1fr 1fr}.grid4{grid-template-columns:repeat(4,1fr)}
  .mobile-only{display:none!important}.desk-only{display:block!important}
  .bottom{justify-content:flex-end;padding:10px 16px calc(10px + var(--safe-b))}
  .bottom .btn{flex:0 0 auto;min-width:120px;padding:10px 24px}
}
@media (max-width:899px){.desk-only{display:none!important}.mobile-only{display:block!important}}