:root{
  --bg:#f4f6fb; --panel:#ffffff; --ink:#1b2230; --muted:#67718a; --line:#e6e9f2;
  --store:#2563eb; --store-bg:#eaf1ff; --fet:#7c3aed; --fet-bg:#f3ecff;
  --ok:#059669; --ok-bg:#e6f7f0; --review:#d97706; --review-bg:#fdf2e0;
  --weak:#64748b; --weak-bg:#eef1f6; --danger:#dc2626; --danger-bg:#fdecec;
  --shadow:0 1px 2px rgba(20,30,60,.05),0 6px 20px rgba(20,30,60,.06);
  --radius:14px;
}
*{box-sizing:border-box}
html,body{margin:0}
body{
  font-family:"PingFang TC","Noto Sans TC","Microsoft JhengHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg); color:var(--ink); font-size:14px; line-height:1.5;
}
h1,h2,h3{margin:0}
code{background:#eef1f6;padding:1px 5px;border-radius:5px;font-size:.9em}

/* Topbar */
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;
  padding:12px 22px;background:linear-gradient(90deg,#111827,#1f2a44);color:#fff;box-shadow:var(--shadow)}
.brand{display:flex;align-items:center;gap:14px}
.logo{font-size:26px;filter:drop-shadow(0 2px 4px rgba(0,0,0,.3))}
.topbar h1{font-size:17px;letter-spacing:.5px}
.topbar .sub{margin:2px 0 0;font-size:12px;color:#aab4cf}
.privacy{font-size:12px;background:rgba(255,255,255,.12);padding:6px 12px;border-radius:20px}

main{max-width:1280px;margin:0 auto;padding:22px}

/* Import */
.import-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.import-card{background:var(--panel);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);border-top:3px solid transparent}
.import-card.store{border-top-color:var(--store)}
.import-card.fet{border-top-color:var(--fet)}
.ic-head{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.ic-head h2{font-size:15px}
.tag{font-size:10px;font-weight:700;letter-spacing:.8px;padding:3px 8px;border-radius:6px}
.tag-store{background:var(--store-bg);color:var(--store)}
.tag-fet{background:var(--fet-bg);color:var(--fet)}
.ic-hint{color:var(--muted);font-size:12px;margin:2px 0 10px}
.paste{width:100%;height:88px;resize:vertical;border:1px solid var(--line);border-radius:10px;padding:10px;
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;background:#fbfcfe;color:var(--ink)}
.paste:focus{outline:2px solid var(--store);border-color:transparent}
.import-card.fet .paste:focus{outline-color:var(--fet)}
.ic-controls{display:flex;align-items:center;gap:8px;margin-top:10px;flex-wrap:wrap}
.status{font-size:12px;color:var(--muted);margin-left:auto}
.status.ok{color:var(--ok);font-weight:600}
.status.err{color:var(--danger);font-weight:600}
.pwd{border:1px solid var(--line);border-radius:8px;padding:7px 10px;font-size:12px;width:130px}

/* Buttons */
.btn{border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:9px;padding:8px 14px;
  font-size:13px;cursor:pointer;font-weight:600;transition:.15s;display:inline-flex;align-items:center;gap:6px}
.btn:hover{border-color:#c7cede;background:#f7f9fd}
.btn.primary{background:var(--store);border-color:var(--store);color:#fff}
.btn.primary:hover{background:#1d4fd8}
.btn.primary:disabled{background:#b8c6ea;border-color:#b8c6ea;cursor:not-allowed}
.btn.ghost{background:#fff}
.btn.file{position:relative;overflow:hidden}
.btn:disabled{opacity:.55;cursor:not-allowed}
.action-row{display:flex;align-items:center;gap:10px;margin:16px 0}
.action-row .grow{flex:1}
.autohint{font-size:12px;color:var(--muted)}

/* Cards */
.cards{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;margin-bottom:18px}
.card{background:var(--panel);border-radius:12px;padding:14px 16px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.card .k{font-size:12px;color:var(--muted)}
.card .v{font-size:26px;font-weight:800;margin-top:4px;letter-spacing:.5px}
.card .u{font-size:12px;color:var(--muted);margin-left:3px;font-weight:600}
.card::after{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--line)}
.card.ok::after{background:var(--ok)} .card.review::after{background:var(--review)}
.card.weak::after{background:var(--weak)} .card.danger::after{background:var(--danger)}
.card.store::after{background:var(--store)} .card.fet::after{background:var(--fet)}

/* Panel + table */
.panel{background:var(--panel);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:18px;overflow:hidden}
.panel-head{display:flex;align-items:center;gap:12px;padding:12px 16px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.panel-head h3{font-size:14px}
.filters{display:flex;gap:6px;flex-wrap:wrap}
.chip{border:1px solid var(--line);background:#fff;border-radius:20px;padding:5px 12px;font-size:12px;cursor:pointer;font-weight:600;color:var(--muted)}
.chip.active{background:var(--ink);color:#fff;border-color:var(--ink)}
.chip .n{opacity:.7;margin-left:4px}
.search{margin-left:auto;border:1px solid var(--line);border-radius:20px;padding:7px 14px;font-size:12px;width:230px}
.mini{font-size:12px;color:var(--muted)}

.table-wrap{overflow-x:auto;max-height:560px;overflow-y:auto}
table.grid{width:100%;border-collapse:collapse;font-size:12.5px}
table.grid th{position:sticky;top:0;background:#f7f9fd;text-align:left;padding:9px 12px;font-size:11px;
  color:var(--muted);border-bottom:1px solid var(--line);white-space:nowrap;font-weight:700;z-index:1}
table.grid td{padding:9px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
table.grid.tight td,table.grid.tight th{padding:7px 12px}
table.grid tbody tr{cursor:pointer}
table.grid tbody tr:hover{background:#f7faff}
.num{text-align:right;font-variant-numeric:tabular-nums}

/* Status badge */
.badge{display:inline-block;font-size:11px;font-weight:700;padding:3px 9px;border-radius:20px;white-space:nowrap}
.b-matched{background:var(--ok-bg);color:var(--ok)}
.b-review{background:var(--review-bg);color:var(--review)}
.b-weak{background:var(--weak-bg);color:var(--weak)}
.b-store_only{background:var(--danger-bg);color:var(--danger)}
.b-fet_only{background:var(--fet-bg);color:var(--fet)}

/* confidence bar */
.conf{display:flex;align-items:center;gap:6px;min-width:74px}
.conf .bar{flex:1;height:6px;border-radius:4px;background:#eef1f6;overflow:hidden}
.conf .bar i{display:block;height:100%;border-radius:4px}
.conf .pct{font-size:11px;font-variant-numeric:tabular-nums;color:var(--muted);width:30px;text-align:right}

/* signal pills */
.sigs{display:flex;gap:3px;flex-wrap:wrap}
.sig{font-size:10px;padding:1px 6px;border-radius:5px;background:#eef1f6;color:var(--muted);font-weight:600}
.sig.hit{background:var(--ok-bg);color:var(--ok)}
.sig.miss{background:var(--danger-bg);color:#c0392b}
.sig.part{background:var(--review-bg);color:var(--review)}

.mono{font-family:ui-monospace,Menlo,monospace}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.roadmap-note{font-size:12px;color:var(--muted);background:#fff;border:1px dashed var(--line);border-radius:12px;padding:12px 16px}
.hidden{display:none!important}

/* Drawer */
.drawer-mask{position:fixed;inset:0;background:rgba(15,20,35,.4);z-index:40}
.drawer{position:fixed;top:0;right:0;height:100vh;width:min(560px,94vw);background:#fff;z-index:41;
  box-shadow:-8px 0 30px rgba(20,30,60,.2);overflow-y:auto;padding:0}
.drawer .dh{position:sticky;top:0;background:#111827;color:#fff;padding:16px 20px;display:flex;align-items:center;justify-content:space-between}
.drawer .dh h3{font-size:15px}
.drawer .dh .x{cursor:pointer;font-size:20px;color:#aab4cf;background:none;border:none}
.drawer .db{padding:18px 20px}
.cmp{width:100%;border-collapse:collapse;font-size:12.5px;margin-bottom:16px}
.cmp th{text-align:left;color:var(--muted);font-size:11px;padding:6px 8px;border-bottom:2px solid var(--line)}
.cmp td{padding:6px 8px;border-bottom:1px solid var(--line);vertical-align:top}
.cmp .field{color:var(--muted);white-space:nowrap;width:96px}
.cmp .agree{color:var(--ok)} .cmp .differ{color:var(--danger)}
.sec-title{font-size:12px;font-weight:700;color:var(--muted);margin:16px 0 8px;text-transform:uppercase;letter-spacing:.5px}

/* 分層標題 */
.section-title{font-size:15px;font-weight:800;margin:22px 2px 12px;color:var(--ink);letter-spacing:.5px}
.section-title:first-child{margin-top:4px}

/* ① 讀取概覽 */
.ov-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.ov{padding:16px 18px}
.ov-head{display:flex;align-items:center;gap:12px;margin-bottom:10px}
.ov-head h3{font-size:14px;color:var(--muted);font-weight:600}
.ov-count{font-size:26px;font-weight:800;line-height:1}
.st-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}
.st-list li{display:flex;justify-content:space-between;align-items:center;padding:9px 12px;border-radius:9px;background:#f7f9fd;font-size:13px}
.st-name{font-weight:600}
.st-num{font-variant-numeric:tabular-nums;color:var(--muted);font-weight:700}

/* ② 店對店配對 */
.pair-note{font-size:12.5px;color:var(--muted);padding:12px 16px;border-bottom:1px solid var(--line);background:#fbfcfe}
.pairs{padding:12px 16px;display:flex;flex-direction:column;gap:10px}
.pair{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:12px;border:1px solid var(--line)}
.pair.ok{background:var(--ok-bg);border-color:#bfe8d5}
.pair.skip{background:#f7f9fd;opacity:.85}
.pair .pp{flex:1;min-width:0}
.pair .pp b{display:block;font-size:14px}
.pair .pp span{font-size:12px;color:var(--muted)}
.pair .pp.muted b{color:var(--muted);font-weight:600}
.pair .arrow{font-size:18px;color:var(--muted);flex:0 0 auto}
.ptag{font-size:12px;font-weight:700;padding:5px 12px;border-radius:20px;white-space:nowrap;flex:0 0 auto}
.ptag.t-ok{background:#fff;color:var(--ok);border:1px solid #bfe8d5}
.ptag.t-skip{background:#fff;color:var(--muted);border:1px solid var(--line)}

/* ③ 每家店成績單 */
.store-card{background:var(--panel);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px 20px;margin-bottom:14px;border-left:4px solid var(--store)}
.sc-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:6px}
.sc-head h3{font-size:17px}
.sc-rate{font-size:14px;font-weight:800;color:var(--ok)}
.sc-say{font-size:13.5px;margin:0 0 14px;color:#42506b}
.ok-txt{color:var(--ok)} .bad-txt{color:var(--danger)}
.sc-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:16px}
.sc-stat{padding:12px;border-radius:12px;text-align:center;background:#f7f9fd}
.sc-stat b{display:block;font-size:24px;font-weight:800;line-height:1.1}
.sc-stat span{font-size:12px;color:var(--muted)}
.sc-stat.ok{background:var(--ok-bg)} .sc-stat.ok b{color:var(--ok)}
.sc-stat.rev{background:var(--review-bg)} .sc-stat.rev b{color:var(--review)}
.sc-stat.bad{background:var(--danger-bg)} .sc-stat.bad b{color:var(--danger)}
.sc-stat.fet{background:var(--fet-bg)} .sc-stat.fet b{color:var(--fet)}
.ignore-note{font-size:12px;color:var(--muted);background:#fff;border:1px dashed var(--line);border-radius:12px;padding:10px 14px;margin:2px 0 0}
.detail-title{font-size:14px;margin-right:6px}

@media (max-width:1080px){
  .sc-stats{grid-template-columns:repeat(2,1fr)}
  .cards{grid-template-columns:repeat(3,1fr)}
  .import-grid,.two-col{grid-template-columns:1fr}
}
@media (max-width:620px){.cards{grid-template-columns:repeat(2,1fr)}}