/* ================= 商品价格纪录 · 样式 ================= */
:root{
  --bg:#f5f7fb;
  --panel:#ffffff;
  --panel-2:#fbfcfe;
  --line:#e6eaf2;
  --line-2:#eef1f7;
  --text:#1c2333;
  --text-2:#5b6478;
  --muted:#8b93a7;
  --primary:#2f6bff;
  --primary-ink:#fff;
  --danger:#e5484d;
  --danger-soft:#fdecec;
  --red:#ff2222;
  --shadow:0 1px 2px rgba(20,30,60,.05), 0 8px 24px rgba(20,30,60,.06);
  --radius:14px;
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#0e1117;
    --panel:#161a22;
    --panel-2:#1b2029;
    --line:#262c38;
    --line-2:#212734;
    --text:#e8ecf4;
    --text-2:#a9b2c4;
    --muted:#7b849a;
    --primary:#4c86ff;
    --primary-ink:#fff;
    --danger:#ff6b6b;
    --danger-soft:#3a1f22;
    --red:#ff3b3b;
    --shadow:0 1px 2px rgba(0,0,0,.4), 0 10px 30px rgba(0,0,0,.35);
  }
}

*{box-sizing:border-box}
html,body{height:100%}

/* 旧数据迁移提示条 */
.migrate-bar{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  margin:14px 20px 0;padding:11px 16px;border-radius:12px;
  background:#fff7e6;border:1px solid #ffe1a6;color:#7a5a16;font-size:13.5px;
}
.migrate-bar[hidden]{display:none}
.migrate-bar b{color:#a9700a}
.migrate-bar .btn{margin-left:auto}

body{
  margin:0;
  font:15px/1.5 -apple-system, "Segoe UI", "Microsoft YaHei", system-ui, "Helvetica Neue", Arial, sans-serif;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}

/* ---------- 头部 ---------- */
.app-head{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 22px;background:var(--panel);border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:20;
}
.brand{display:flex;align-items:center;gap:14px;min-width:0}
.logo{
  width:42px;height:42px;border-radius:12px;flex:none;
  display:grid;place-items:center;font-size:22px;font-weight:800;
  background:linear-gradient(140deg,#2f6bff,#7aa2ff);color:#fff;
  box-shadow:0 6px 16px rgba(47,107,255,.35);
}
.brand h1{margin:0;font-size:19px;letter-spacing:.2px}
.brand .sub{margin:2px 0 0;font-size:12.5px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.head-actions{display:flex;align-items:center;gap:8px;flex:none}

/* ---------- 按钮 ---------- */
.btn{
  appearance:none;border:1px solid var(--line);border-radius:10px;background:var(--panel-2);
  color:var(--text);font:inherit;font-size:13.5px;padding:8px 14px;cursor:pointer;
  transition:.15s;white-space:nowrap;
}
.btn:hover{border-color:var(--primary);color:var(--primary)}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn.primary{background:var(--primary);border-color:var(--primary);color:var(--primary-ink)}
.btn.primary:hover{filter:brightness(1.08);color:var(--primary-ink)}
.btn.ghost{background:transparent}
.btn.sm{padding:6px 10px;font-size:12.5px;border-radius:9px}

/* ---------- 布局 ---------- */
.layout{
  display:grid;grid-template-columns:minmax(360px, 42fr) minmax(420px, 58fr);
  gap:16px;padding:16px;align-items:start;
}
@media (max-width:1080px){ .layout{grid-template-columns:1fr} }

.panel{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);overflow:hidden;
}
.panel-head{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:14px 16px;border-bottom:1px solid var(--line-2);
}
.panel-head h2{margin:0;font-size:15.5px}
.muted{color:var(--muted);font-size:12.5px;font-weight:400}

/* ---------- 新增表单 ---------- */
.add-form{
  display:grid;grid-template-columns:1.4fr .9fr 1.1fr auto;gap:8px;
  padding:14px 16px;border-bottom:1px solid var(--line-2);background:var(--panel-2);
}
@media (max-width:560px){ .add-form{grid-template-columns:1fr 1fr} }
.add-form input{
  width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:10px;
  background:var(--panel);color:var(--text);font:inherit;font-size:13.5px;outline:none;transition:.15s;
}
.add-form input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(47,107,255,.15)}
.price-wrap{position:relative;display:flex;align-items:center}
.price-wrap span{position:absolute;left:11px;color:var(--muted);font-size:13px;pointer-events:none}
.price-wrap input{padding-left:26px}

/* ---------- 搜索 ---------- */
.search-row{display:flex;gap:8px;padding:12px 16px 8px}
.search-row input{
  flex:1;padding:9px 12px;border:1px solid var(--line);border-radius:10px;
  background:var(--panel);color:var(--text);font:inherit;font-size:13.5px;outline:none;transition:.15s;
}
.search-row input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(47,107,255,.15)}

/* ---------- 列表 ---------- */
.table-wrap{padding:0 8px 8px;max-height:min(56vh, 620px);overflow:auto}
table.list{width:100%;border-collapse:separate;border-spacing:0}
table.list thead th{
  position:sticky;top:0;z-index:2;background:var(--panel);
  text-align:left;font-size:12px;font-weight:600;color:var(--muted);
  padding:8px 8px;border-bottom:1px solid var(--line-2);
}
table.list th.w-price, table.list td.c-price{width:120px}
table.list th.w-cat,  table.list td.c-cat{width:130px}
table.list th.w-act,  table.list td.c-act{width:86px;text-align:right}
table.list tbody tr{transition:background .12s}
table.list tbody tr:hover{background:var(--panel-2)}
table.list td{padding:4px 8px;border-bottom:1px solid var(--line-2);vertical-align:middle}
.cell-input{
  width:100%;padding:7px 8px;border:1px solid transparent;border-radius:9px;background:transparent;
  color:var(--text);font:inherit;font-size:13.5px;outline:none;transition:.12s;
}
.cell-input::placeholder{color:var(--muted);opacity:.75}
.cell-input:hover{border-color:var(--line);background:var(--panel-2)}
.cell-input:focus{border-color:var(--primary);background:var(--panel);box-shadow:0 0 0 3px rgba(47,107,255,.14)}
td.c-price .price-wrap span{font-size:13px}
td.c-price input{padding-left:24px;font-variant-numeric:tabular-nums;font-weight:600}
.c-act .btn-x{
  appearance:none;border:1px solid transparent;background:transparent;color:var(--muted);
  border-radius:8px;padding:5px 6px;cursor:pointer;font:inherit;font-size:12.5px;
  white-space:nowrap;transition:.15s;
}
.c-act .btn-x:hover{background:var(--danger-soft);color:var(--danger)}
.empty{padding:26px 16px;text-align:center;color:var(--muted);font-size:13.5px}
.hint{margin:0;padding:6px 16px 14px;color:var(--muted);font-size:12px}

/* ---------- 识别窗口 ---------- */
.rec-panel .stage{
  position:relative;width:100%;background:#0a0c10;min-height:260px;
  display:flex;align-items:center;justify-content:center;overflow:hidden;
}
.stage video{display:block;width:100%;height:auto}
.stage canvas#overlay{position:absolute;left:0;top:0;pointer-events:none}
.stage-ph{
  position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:8px;padding:24px;text-align:center;color:#c8d0e0;
}
.stage-ph[hidden]{display:none}
.stage-ph .ph-title{font-size:15px;font-weight:600;color:#e9eef8}
.stage-ph .muted{color:#8d97ad;line-height:1.8}

.rec-bar{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px;
  padding:11px 16px;border-bottom:1px solid var(--line-2);background:var(--panel-2);
}
.rec-bar .spacer{flex:1}
.rec-bar .status{font-size:13px;color:var(--text-2);font-variant-numeric:tabular-nums}
.rec-bar .ctl{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;color:var(--text-2)}
.rec-bar select{
  padding:5px 8px;border:1px solid var(--line);border-radius:8px;background:var(--panel);
  color:var(--text);font:inherit;font-size:12.5px;outline:none;
}
.rec-bar input[type=checkbox]{accent-color:var(--primary)}

.hits{padding:12px 16px 16px}
.hits h3{margin:0 0 8px;font-size:13.5px}
.hit-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px;max-height:190px;overflow:auto}
.hit-list li{
  display:flex;align-items:center;gap:10px;padding:8px 10px;border:1px solid var(--line);
  border-radius:9px;background:var(--panel-2);font-size:13px;
}
.hit-list .h-name{font-weight:600;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hit-list .h-price{color:var(--red);font-weight:800}
.hit-list .h-cat{
  font-size:11.5px;color:var(--text-2);border:1px solid var(--line);border-radius:999px;padding:1px 8px;flex:none;
}
.hit-list .empty-li{color:var(--muted);font-size:12.5px;border:1px dashed var(--line);background:transparent;justify-content:center}
/* 本帧识别到的文字（OCR 调试：判断是「没读到」还是「读到了没匹配上」） */
.hit-list .ocr-line{
  color:var(--muted);font-size:12px;border:none;background:transparent;
  padding:0 2px;justify-content:flex-start;opacity:.85;
  font-family:ui-monospace,"Cascadia Mono",Consolas,monospace;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}

/* ---------- 全屏 ---------- */
.stage:fullscreen{background:#000;display:flex;align-items:center;justify-content:center}
.stage:fullscreen video{width:auto;max-width:100%;max-height:100vh;height:auto}
.stage:fullscreen canvas#overlay{left:50%;top:50%;transform:translate(-50%,-50%)}

/* ---------- toast ---------- */
.toast{
  position:fixed;left:50%;bottom:28px;transform:translateX(-50%);
  background:rgba(24,28,38,.94);color:#fff;padding:10px 16px;border-radius:10px;
  font-size:13.5px;z-index:99;box-shadow:0 10px 30px rgba(0,0,0,.3);
}