:root {
  --bg: #f4f5f7; --card: #fff; --fg: #1d2129; --muted: #6b7280; --line: #e3e6eb;
  --accent: #2563eb; --accent-fg: #fff; --accent-soft: #e8efff;
  --ok: #15803d; --warn: #b45309; --err: #b91c1c; --run: #1d4ed8;
  --ok-bg: #e7f6ec; --warn-bg: #fdf3e2; --err-bg: #fdecec; --run-bg: #e8efff;
  --radius: 10px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111318; --card: #1b1e25; --fg: #e6e8ec; --muted: #9aa1ad; --line: #2c313b;
    --accent: #5b8cff; --accent-fg: #0b0d12; --accent-soft: #1e2a47;
    --ok: #4ade80; --warn: #fbbf24; --err: #f87171; --run: #93b4ff;
    --ok-bg: #12301d; --warn-bg: #33270f; --err-bg: #3a1616; --run-bg: #1e2a47;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--accent); }
h2 { font-size: 15px; margin: 4px 0 10px; }
.muted { color: var(--muted); }
main { max-width: 1100px; margin: 0 auto; padding: 12px 16px 40px; display: grid; gap: 14px; }
main > * { min-width: 0; }   /* không để bảng rộng kéo giãn cả trang trên mobile (cuộn trong .table-wrap) */

.top {
  position: sticky; top: 0; z-index: 5; display: flex; flex-wrap: wrap; gap: 6px 14px;
  align-items: center; padding: 10px 16px; background: var(--card); border-bottom: 1px solid var(--line);
}
.brand { font-size: 16px; }
.lamp { font-size: 14px; padding: 3px 10px; border-radius: 99px; background: var(--bg); }
.who { margin-left: auto; font-size: 14px; color: var(--muted); }
.note {
  margin: 0; padding: 8px 16px; background: var(--warn-bg); color: var(--warn);
  font-size: 14px; text-align: center;
}
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; }

.fns { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 8px; margin-bottom: 14px; }
.fn { position: relative; cursor: pointer; }
.fn input { position: absolute; opacity: 0; }
.fn-body {
  display: grid; gap: 2px; height: 100%; padding: 10px 12px; border: 1.5px solid var(--line);
  border-radius: var(--radius); background: var(--card);
}
.fn small { font-size: 12.5px; }
.fn input:checked + .fn-body { border-color: var(--accent); background: var(--accent-soft); }
.fn input:focus-visible + .fn-body { outline: 2px solid var(--accent); outline-offset: 2px; }

.drop {
  display: grid; gap: 4px; place-items: center; text-align: center; padding: 26px 12px;
  border: 2px dashed var(--line); border-radius: var(--radius); cursor: pointer;
}
.drop.over, .drop:focus-visible { border-color: var(--accent); background: var(--accent-soft); outline: none; }
.previews { display: grid; grid-template-columns: repeat(auto-fill, minmax(84px, 1fr)); gap: 8px; margin-top: 10px; }
.pv { position: relative; aspect-ratio: 1; border-radius: 8px; overflow: hidden; border: 1px solid var(--line); }
.pv img { width: 100%; height: 100%; object-fit: cover; display: block; }
.pv.bad { display: grid; place-items: center; border-color: var(--err); color: var(--err); font-size: 13px; background: var(--err-bg); }
.pv button {
  position: absolute; top: 3px; right: 3px; width: 26px; height: 26px; border: 0; border-radius: 50%;
  background: rgba(0,0,0,.6); color: #fff; font-size: 15px; cursor: pointer;
}
.actions { display: flex; gap: 10px; align-items: center; justify-content: flex-end; margin-top: 12px; }
.actions progress { flex: 1; height: 10px; }
.btn {
  padding: 9px 16px; border-radius: 8px; border: 1px solid var(--line); background: var(--card);
  color: var(--fg); font: inherit; cursor: pointer;
}
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-fg); font-weight: 600; }
.btn:disabled { opacity: .5; cursor: default; }
.btn.small { padding: 4px 10px; font-size: 13px; }
.msg { margin: 10px 0 0; padding: 8px 10px; border-radius: 8px; font-size: 14px; white-space: pre-line; }
.msg.ok { background: var(--ok-bg); color: var(--ok); }
.msg.err { background: var(--err-bg); color: var(--err); }

.tabs { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin-bottom: 12px; }
.zip-opt { margin-left: auto; font-size: 13px; color: var(--muted); display: flex; gap: 6px; align-items: center; }
.tab { padding: 7px 14px; border-radius: 99px; border: 1px solid var(--line); background: none; color: var(--fg); font: inherit; cursor: pointer; }
.tab.active { background: var(--fg); color: var(--card); border-color: var(--fg); }
.jobs { display: grid; gap: 12px; }
.batch { border: 1px solid var(--line); border-radius: var(--radius); padding: 10px; }
.batch-head { display: flex; flex-wrap: wrap; gap: 4px 10px; align-items: center; margin-bottom: 8px; font-size: 14px; }
.batch-head .grow { flex: 1; }
.items { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 10px; }
.item { border: 1px solid var(--line); border-radius: 8px; overflow: hidden; display: flex; flex-direction: column; }
.thumbs { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; gap: 2px; background: var(--bg); aspect-ratio: 1; }
.thumbs a, .thumbs span { display: block; min-width: 0; }
.thumbs img { width: 100%; height: 100%; object-fit: contain; display: block; }
.thumbs .noimg { display: grid; place-items: center; height: 100%; padding: 8px; text-align: center; }
.thumbs .pending img { opacity: .45; filter: grayscale(.6); }
.meta { padding: 6px 8px; display: grid; gap: 4px; font-size: 13px; }
.pill { justify-self: start; padding: 2px 8px; border-radius: 99px; font-size: 12.5px; font-weight: 600; }
.st-queued { background: var(--bg); color: var(--muted); }
.st-leased { background: var(--warn-bg); color: var(--warn); }
.st-running { background: var(--run-bg); color: var(--run); }
.st-done { background: var(--ok-bg); color: var(--ok); }
.st-failed { background: var(--err-bg); color: var(--err); }
.st-cancelled { background: var(--bg); color: var(--muted); text-decoration: line-through; }
.err-text { color: var(--err); font-size: 12px; word-break: break-word; }
.row { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }

.login-page { display: grid; place-items: center; min-height: 100vh; padding: 16px; }
.login-box { width: 100%; max-width: 340px; display: grid; gap: 12px; background: var(--card); padding: 22px; border-radius: var(--radius); border: 1px solid var(--line); }
.login-box h1 { margin: 0; font-size: 20px; }
.login-box p { margin: 0; }
.login-box label { display: grid; gap: 4px; font-size: 14px; }
.login-box input { padding: 10px; font: inherit; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); color: var(--fg); }

@media (max-width: 560px) {
  .fns { grid-template-columns: 1fr 1fr; }
  .items { grid-template-columns: 1fr; }          /* mobile: 1 thẻ/hàng → Gốc | Kết quả mỗi ảnh ~50% */
  .thumbs, .pair { aspect-ratio: 4 / 3; }
  .who { margin-left: 0; width: 100%; }
}

/* --- Admin (Phase 3c) --- */
.top .brand { color: var(--fg); text-decoration: none; font-weight: 700; }
.bad-num { color: var(--err); font-weight: 600; }
.subnav { display: flex; gap: 6px; }
.subnav a { padding: 7px 14px; border-radius: 99px; border: 1px solid var(--line); text-decoration: none; color: var(--fg); background: var(--card); }
.subnav a.active { background: var(--fg); color: var(--card); border-color: var(--fg); }
.narrow { max-width: 420px; }
.small { font-size: 13px; }
.form { display: grid; gap: 10px; }
.form label { display: grid; gap: 4px; font-size: 14px; }
.form.inline { grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); align-items: end; }
.form input, .form select, .filters input, .filters select, .tbl select {
  padding: 8px; font: inherit; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); color: var(--fg);
}
.table-wrap { overflow-x: auto; margin-bottom: 12px; }
.tbl { width: 100%; border-collapse: collapse; font-size: 14px; }
.tbl th, .tbl td { padding: 7px 8px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; white-space: nowrap; }
.tbl th { font-size: 12.5px; color: var(--muted); font-weight: 600; }
.tbl td.err-text { white-space: normal; min-width: 160px; }
.tbl tr.locked td { opacity: .6; }
.tbl tr.clickable { cursor: pointer; }
.tbl tr.clickable:hover td { background: var(--bg); }
.tbl tr.expand td { background: var(--bg); }
.mini { width: 72px; height: 72px; object-fit: contain; border-radius: 6px; background: var(--card); border: 1px solid var(--line); }
.filters { display: grid; gap: 10px; margin-bottom: 12px; }
.filters label { display: flex; gap: 6px; align-items: center; font-size: 14px; }
.chip { padding: 6px 12px; border-radius: 99px; border: 1px solid var(--line); background: none; color: var(--fg); font: inherit; font-size: 14px; cursor: pointer; }
.chip.active { background: var(--accent); border-color: var(--accent); color: var(--accent-fg); }
.grow { flex: 1; }
.pager { display: flex; gap: 8px; align-items: center; justify-content: flex-end; }
dialog { border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); color: var(--fg); padding: 18px; width: min(92vw, 380px); }
dialog::backdrop { background: rgba(0,0,0,.45); }