:root{
  --bg:#f5f6f4;
  --card:#fff;
  --line:#e2e5e0;
  --ink:#1f2a26;
  --muted:#7b8480;
  --brand:#2f5d50;
  --brand-soft:#eaf1ee;
  --danger:#b4402f;
  --radius:14px;
}

*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
body{
  background:var(--bg);color:var(--ink);
  font:15px/1.5 -apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  padding-bottom:80px;
}
h2,h3{margin:0;font-size:15px}

/* ---------- 顶栏 ---------- */
.appbar{
  position:sticky;top:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:10px 16px;background:var(--brand);color:#fff;
  padding-top:calc(10px + env(safe-area-inset-top));
  flex-wrap:wrap;
}
.brand{display:flex;align-items:center;gap:8px;font-weight:600;font-size:16px}
.brand .logo{font-size:18px;opacity:.9}
.ver{font-size:11px;font-weight:400;opacity:.75;border:1px solid rgba(255,255,255,.35);border-radius:20px;padding:1px 7px}
.actions{display:flex;gap:8px;flex-wrap:wrap}

.btn{
  font:inherit;font-size:14px;cursor:pointer;border-radius:9px;
  padding:8px 14px;border:1px solid transparent;transition:.15s;
}
.btn.primary{background:#fff;color:var(--brand);font-weight:600}
.btn.primary:hover{background:#e9f2ef}
.btn.ghost{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.28)}
.btn.ghost:hover{background:rgba(255,255,255,.22)}
.btn.small{padding:5px 11px;font-size:13px}
.btn.plain{background:var(--brand-soft);color:var(--brand);border-color:var(--line)}
.btn.plain:hover{background:#dfeae6}
.btn.danger{background:#fdeeeb;color:var(--danger);border-color:#f3d6d0}

main{padding:16px;max-width:1500px;margin:0 auto;display:flex;flex-direction:column;gap:14px}

.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px}
.card-title{color:var(--muted);font-weight:600;letter-spacing:.4px;font-size:13px;text-transform:uppercase}

/* ---------- 订单头 ---------- */
.head-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:12px}
.field{display:flex;flex-direction:column;gap:4px}
.field.wide{grid-column:span 2}
.field>span{font-size:12px;color:var(--muted)}
.field input,.field select{
  font:inherit;font-size:14px;padding:8px 10px;border:1px solid var(--line);
  border-radius:9px;background:#fbfcfb;color:var(--ink);width:100%;
}
.field input:focus,.field select:focus{outline:2px solid var(--brand);outline-offset:-1px;background:#fff}

.items-bar{display:flex;align-items:center;justify-content:space-between;padding:0 4px}

/* ---------- 明细卡片 ---------- */
.item{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:14px;overflow:hidden}
.item-head{
  display:flex;align-items:center;gap:12px;padding:10px 14px;
  background:var(--brand-soft);border-bottom:1px solid var(--line);
}
.item-head .no{font-weight:700;color:var(--brand)}
.item-head .title{font-weight:600;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.item-head .sum{font-size:13px;color:var(--muted);white-space:nowrap}

.item-body{display:grid;grid-template-columns:230px 1fr;gap:16px;padding:14px}

.photos{display:flex;flex-direction:column;gap:8px}
.photo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}
.photo{position:relative;aspect-ratio:1;border-radius:9px;overflow:hidden;border:1px solid var(--line);background:#f0f2f0}
.photo img{width:100%;height:100%;object-fit:cover;display:block}
.photo .x{
  position:absolute;top:3px;right:3px;width:20px;height:20px;border-radius:50%;
  background:rgba(0,0,0,.55);color:#fff;border:none;font-size:13px;line-height:1;cursor:pointer;
}
.photo .main-tag{position:absolute;left:3px;bottom:3px;background:var(--brand);color:#fff;font-size:10px;padding:1px 5px;border-radius:5px}
.photo-add{
  aspect-ratio:1;border:1.5px dashed #c3cdc8;border-radius:9px;background:#fafbfa;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:2px;cursor:pointer;color:var(--brand);font-size:11px;text-align:center;
}
.photo-add:hover{background:var(--brand-soft)}
.photo-add .ic{font-size:20px}

.fields-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.fields-grid .field.span2{grid-column:span 2}

/* ---------- 变体表 ---------- */
.variants{margin:0 14px 14px;border:1px solid var(--line);border-radius:10px;overflow:hidden}
.variants table{width:100%;border-collapse:collapse;font-size:14px}
.variants th{
  background:#f7f8f7;color:var(--muted);font-weight:600;font-size:12px;
  padding:7px 8px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap;
}
.variants td{padding:3px 4px;border-bottom:1px solid #f0f2f0}
.variants tr:last-child td{border-bottom:none}
.variants input,.variants select{
  font:inherit;font-size:14px;width:100%;padding:6px 7px;border:1px solid transparent;
  border-radius:7px;background:transparent;color:var(--ink);
}
.variants input:hover,.variants select:hover{background:#f7f8f7}
.variants input:focus,.variants select:focus{outline:2px solid var(--brand);outline-offset:-1px;background:#fff;border-color:transparent}
.variants input.num{text-align:right;font-variant-numeric:tabular-nums}
.variants .amt{text-align:right;padding-right:10px;font-variant-numeric:tabular-nums;color:var(--muted);white-space:nowrap}
.variants .rowdel{
  border:none;background:transparent;color:#c0c8c4;cursor:pointer;font-size:16px;line-height:1;padding:4px 8px;border-radius:6px;
}
.variants .rowdel:hover{color:var(--danger);background:#fdeeeb}
.variants tfoot td{background:#fafbfa;color:var(--muted);font-size:13px;padding:7px 10px}
.variants tfoot b{color:var(--ink);font-variant-numeric:tabular-nums}

.var-tools{display:flex;gap:8px;align-items:center;flex-wrap:wrap;padding:9px 12px;background:#fbfcfb;border-top:1px solid var(--line)}
.var-tools input{
  font:inherit;font-size:13px;padding:6px 9px;border:1px solid var(--line);border-radius:8px;background:#fff;
}
.var-tools .sizes{width:230px}
.var-tools .qty{width:78px}
.hint{font-size:12px;color:var(--muted)}

/* ---------- 包装 ---------- */
.packing{display:flex;flex-wrap:wrap;gap:14px;align-items:center;padding:0 14px 14px}
.packing .chk{display:flex;align-items:center;gap:6px;font-size:14px;cursor:pointer}
.packing .chk input{width:17px;height:17px;accent-color:var(--brand)}
.packing .field{flex-direction:row;align-items:center;gap:7px}
.packing .field input[type=number]{width:80px}

/* ---------- 汇总 ---------- */
.totals-card{position:sticky;bottom:12px;box-shadow:0 6px 24px rgba(0,0,0,.07)}
.totals{display:flex;gap:36px;flex-wrap:wrap}
.totals>div{display:flex;flex-direction:column}
.totals span{font-size:12px;color:var(--muted)}
.totals b{font-size:20px;font-variant-numeric:tabular-nums}
.totals b[data-role=sumAmount]{color:var(--brand)}

/* ---------- 保存提示 ---------- */
.saveflag{
  position:fixed;right:16px;bottom:16px;z-index:60;
  background:#33413c;color:#fff;font-size:12px;padding:6px 12px;border-radius:20px;
  opacity:0;transform:translateY(8px);transition:.25s;pointer-events:none;
}
.saveflag.on{opacity:1;transform:translateY(0)}

/* ---------- 弹窗 ---------- */
.modal{position:fixed;inset:0;background:rgba(20,28,25,.45);z-index:100;display:flex;align-items:center;justify-content:center;padding:20px}
.modal[hidden]{display:none}
.modal-box{background:#fff;border-radius:16px;width:min(620px,100%);max-height:80vh;display:flex;flex-direction:column;overflow:hidden}
.modal-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--line)}
.modal-head .btn.ghost{background:var(--brand-soft);color:var(--brand);border-color:var(--line)}
#modalBody{overflow:auto;padding:6px 0}
.hrow{display:flex;align-items:center;gap:12px;padding:11px 16px;border-bottom:1px solid #f2f4f2}
.hrow:hover{background:#fafbfa}
.hrow .t{flex:1;min-width:0}
.hrow .t b{display:block;font-weight:600}
.hrow .t small{color:var(--muted)}
.empty{padding:30px 16px;text-align:center;color:var(--muted)}

/* ---------- 打印 ---------- */
#printArea{display:none}

/* ---------- 安装提示条 ---------- */
.install-tip{
  position:fixed;left:50%;transform:translateX(-50%);bottom:14px;z-index:80;
  width:min(620px,calc(100% - 24px));
  display:flex;align-items:center;gap:10px;
  background:#1f2a26;color:#fff;font-size:13px;line-height:1.45;
  padding:11px 14px;border-radius:12px;box-shadow:0 8px 28px rgba(0,0,0,.28);
}
.install-tip[hidden]{display:none}
.install-tip .it-text{flex:1;min-width:0}
.install-tip .it-close{
  background:transparent;border:none;color:rgba(255,255,255,.6);
  font-size:20px;line-height:1;cursor:pointer;padding:0 2px;
}
.install-tip .it-close:hover{color:#fff}
.install-tip .btn.plain{background:#fff;color:var(--brand);border-color:#fff;white-space:nowrap}

@media (max-width:1100px){
  .head-grid{grid-template-columns:repeat(2,1fr)}
  .fields-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:820px){
  .item-body{grid-template-columns:1fr}
  .photos{flex-direction:row;align-items:flex-start}
  .photo-grid{grid-template-columns:repeat(4,1fr)}
  main{padding:10px}
  .appbar{padding:8px 10px}
  .brand{font-size:14px}
  .ver{display:none}
  .actions .btn{padding:7px 10px;font-size:13px}
  .variants{overflow-x:auto}
  .variants table{min-width:640px}
  .totals{gap:20px}
  .totals b{font-size:17px}
}

/* ---------- 打印样式 ---------- */
@page{size:A4 landscape;margin:10mm}

@media print{
  body{background:#fff;padding:0}
  #app,.modal,.saveflag{display:none !important}
  #printArea{display:block !important}

  .p{font-size:9pt;color:#000}
  .ph h1{font-size:15pt;margin:0 0 5px;color:#2f5d50}
  .meta{display:flex;flex-wrap:wrap;gap:2px 20px;font-size:9pt;margin-bottom:7px}
  .p table{width:100%;border-collapse:collapse;table-layout:fixed}
  .p th,.p td{border:.6pt solid #9aa5a0;padding:3px 4px;vertical-align:middle;word-wrap:break-word}
  .p th{background:#eef3f1;font-size:8.5pt;text-align:center;line-height:1.25}
  .p td{font-size:9pt}
  .p td.c{text-align:center}
  .p td.r{text-align:right;font-variant-numeric:tabular-nums}
  .p td.b{font-weight:700}
  .p td.sub{font-size:8pt;color:#444}
  .p img{max-width:78px;max-height:78px;display:block;margin:auto}
  .p tfoot td{background:#eef3f1;font-weight:700}
  .sign{display:flex;justify-content:space-between;margin-top:14mm;font-size:10pt}
  tr{page-break-inside:avoid}
}