/* css/app.css — App Nội dung. Màu, cỡ chữ, bo góc khai một chỗ ở :root.
   Hướng giao diện (CEO 07/10: tinh gọn, đẹp): nền dịu, bề mặt trắng, một màu chính, khoảng cách theo bậc 4px,
   chữ phụ nhạt hơn chữ chính, nút chính duy nhất mỗi khối. Màn hẹp (≤720px): bảng thành thẻ, menu thu vào nút. */
:root {
  --nen: #f5f6f8;
  --the: #ffffff;
  --chu: #18202b;
  --mo: #6b7280;
  --mo-nhat: #9aa1ad;
  --vien: #e6e8ec;
  --vien-dam: #d3d7de;
  --chinh: #1e3a5f;
  --chinh-dam: #142a46;
  --chinh-nhat: #eaf0f7;
  --do: #b42318;
  --do-nhat: #fdeceb;
  --vang: #8a5a00;
  --vang-nhat: #fff5db;
  --xanh: #16794a;
  --xanh-nhat: #e4f4ea;
  --xam-nhat: #f0f1f4;
  --bo: 10px;
  --bo-nho: 7px;
  --bong: 0 1px 2px rgba(16, 24, 40, .05);
  --bong-noi: 0 10px 30px rgba(16, 24, 40, .14), 0 2px 6px rgba(16, 24, 40, .06);
  --vong-tap: 0 0 0 3px rgba(30, 58, 95, .18);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 14px;
  line-height: 1.45;
  color: var(--chu);
  -webkit-font-smoothing: antialiased;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--nen); }
a { color: var(--chinh); text-underline-offset: 2px; }
h1 { font-size: 22px; line-height: 1.25; margin: 0 0 4px; letter-spacing: -.2px; }
h2 { font-size: 16px; line-height: 1.3; margin: 0 0 8px; }
h3 { font-size: 14px; margin: 0 0 8px; }
code { background: var(--xam-nhat); padding: 1px 6px; border-radius: 5px; font-size: 12.5px; word-break: break-all; }
.mo { color: var(--mo); }
.nho { font-size: 12.5px; }
.loi { color: var(--do); }
.tot { color: var(--xanh); }
[hidden] { display: none !important; }
.bt { width: 18px; height: 18px; flex: none; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.bt-nho { width: 14px; height: 14px; }

/* Băng giả lập: luôn ở trên cùng, không tắt được (CLAUDE.md C4). Gọn một dòng. */
.bang-gia-lap { background: var(--do); color: #fff; padding: 4px 16px; font-size: 12px; text-align: center; letter-spacing: .1px; }
.bang-ban-moi { background: var(--vang-nhat); color: var(--vang); padding: 6px 16px; text-align: center; font-size: 13px; }

/* ───── Thanh trên ───── */
.thanh-tren { position: sticky; top: 0; z-index: 30; display: flex; align-items: center; gap: 18px; background: rgba(255, 255, 255, .96);
  border-bottom: 1px solid var(--vien); padding: 0 20px; min-height: 56px; backdrop-filter: saturate(1.4) blur(6px); }
.logo-chu { font-weight: 800; font-size: 17px; color: var(--chinh); text-decoration: none; letter-spacing: -.3px; white-space: nowrap; }
.logo-chu span { font-weight: 500; color: var(--mo); }
.menu { display: flex; gap: 2px; flex: 1; align-items: center; min-width: 0; }
.menu a, .menu-nhom > summary { padding: 7px 11px; border-radius: var(--bo-nho); text-decoration: none; color: #374151; white-space: nowrap; cursor: pointer; }
.menu a:hover, .menu-nhom > summary:hover { background: var(--xam-nhat); color: var(--chu); }
.menu a.dang-mo, .menu-nhom.dang-mo > summary { background: var(--chinh-nhat); color: var(--chinh); font-weight: 600; }
.tha-xuong { position: relative; }
.tha-xuong > summary { list-style: none; display: inline-flex; align-items: center; gap: 4px; }
.tha-xuong > summary::-webkit-details-marker { display: none; }
.tha-xuong[open] > summary .bt-nho { transform: rotate(180deg); }
.tha-bang { position: absolute; top: calc(100% + 6px); left: 0; min-width: 200px; background: var(--the); border: 1px solid var(--vien);
  border-radius: var(--bo); box-shadow: var(--bong-noi); padding: 6px; z-index: 40; display: flex; flex-direction: column; }
.tha-phai { left: auto; right: 0; }
.tha-bang a, .tha-bang button { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: var(--bo-nho); color: var(--chu);
  text-decoration: none; font: inherit; background: none; border: 0; text-align: left; cursor: pointer; white-space: nowrap; }
.tha-bang a:hover, .tha-bang button:hover { background: var(--xam-nhat); }
.toi { display: flex; align-items: center; gap: 6px; margin-left: auto; }
.toi-menu > summary { padding: 4px 6px 4px 4px; border-radius: 999px; cursor: pointer; gap: 8px; }
.toi-menu > summary:hover { background: var(--xam-nhat); }
.chu-cai { width: 30px; height: 30px; border-radius: 50%; background: var(--chinh); color: #fff; display: inline-flex; align-items: center;
  justify-content: center; font-weight: 700; font-size: 13px; }
.toi-ten { font-weight: 500; max-width: 160px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.toi-the { display: flex; flex-direction: column; gap: 2px; padding: 8px 10px 10px; border-bottom: 1px solid var(--vien); margin-bottom: 4px; }
.toi-the small { color: var(--mo); }
.nut-icon { position: relative; display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px; border-radius: 50%;
  border: 0; background: none; color: #374151; cursor: pointer; }
.nut-icon:hover { background: var(--xam-nhat); }
.nut-icon:focus-visible { outline: none; box-shadow: var(--vong-tap); }
.nut-menu { display: none; }

.chuong-vung { position: relative; }
.chuong-so { position: absolute; top: 2px; right: 1px; background: var(--do); color: #fff; border-radius: 999px; font-size: 10.5px; line-height: 16px;
  min-width: 16px; padding: 0 4px; font-weight: 600; border: 2px solid #fff; box-sizing: content-box; }
.chuong-bang { position: absolute; right: 0; top: calc(100% + 6px); width: min(380px, calc(100vw - 32px)); background: var(--the); border: 1px solid var(--vien);
  border-radius: var(--bo); box-shadow: var(--bong-noi); z-index: 40; max-height: 70vh; overflow: auto; padding: 6px; }
.chuong-dong { display: flex; flex-direction: column; gap: 2px; padding: 9px 10px; border-radius: var(--bo-nho); text-decoration: none; color: var(--chu); }
.chuong-dong:hover { background: var(--xam-nhat); }
.chuong-dong.chua-doc { background: var(--chinh-nhat); }
.chuong-dong.chua-doc span { font-weight: 600; }
.chuong-dong small { font-size: 12px; }
.chuong-trong { padding: 12px; margin: 0; }
.chuong-het { margin: 6px 10px; }

.noi-dung { padding: 24px 20px 48px; max-width: 1400px; margin: 0 auto; }
/* Đầu màn: tiêu đề + nút cùng hàng (nút bên phải); mọi thứ khác (mô tả, các bước…) xuống hàng riêng. */
.dau-man { margin-bottom: 18px; display: flex; flex-wrap: wrap; align-items: center; gap: 6px 16px; }
.dau-man > * { flex: 1 1 100%; order: 3; margin: 0; }
.dau-man > a.nho { order: 0; }
.dau-man > h1, .dau-man > .the-dau { flex: 1 1 0; min-width: 220px; order: 1; }
.dau-man > .cum-nut, .dau-man > .nut { flex: 0 0 auto; order: 2; }
.dau-man > .cum-nut:empty { display: none; }

/* ───── Nút ───── */
.nut { font: inherit; display: inline-flex; align-items: center; justify-content: center; gap: 6px; border: 1px solid var(--vien-dam);
  background: var(--the); color: var(--chu); padding: 7px 14px; border-radius: var(--bo-nho); cursor: pointer; white-space: nowrap;
  line-height: 1.3; text-decoration: none; transition: background .12s, border-color .12s, box-shadow .12s; }
.nut:hover:not(:disabled) { border-color: #b9bfca; background: #fafbfc; }
.nut:focus-visible { outline: none; box-shadow: var(--vong-tap); }
.nut:disabled { opacity: .5; cursor: not-allowed; }
.nut-chinh { background: var(--chinh); border-color: var(--chinh); color: #fff; font-weight: 600; }
.nut-chinh:hover:not(:disabled) { background: var(--chinh-dam); border-color: var(--chinh-dam); }
.nut-do { color: var(--do); border-color: #f0c4c0; }
.nut-do:hover:not(:disabled) { background: var(--do-nhat); border-color: #e9a7a1; }
.nut-do.nut-chinh, .hop .nut-do { background: var(--do); color: #fff; border-color: var(--do); }
.nut-nho { padding: 4px 10px; font-size: 13px; border-radius: 6px; }
.nut-rong { width: 100%; padding: 10px; }
.nut-chu { border-color: transparent; background: none; color: var(--chinh); padding-left: 6px; padding-right: 6px; }
.nut-chu:hover:not(:disabled) { background: var(--chinh-nhat); border-color: transparent; }
.dang-chay { position: relative; color: transparent !important; }
.dang-chay::after { content: "…"; position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; color: var(--mo); }
.cum-nut { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }

/* ───── Ô nhập ───── */
input, select, textarea { font: inherit; border: 1px solid var(--vien-dam); border-radius: var(--bo-nho); padding: 7px 10px; background: #fff; color: var(--chu);
  transition: border-color .12s, box-shadow .12s; }
input[type=checkbox], input[type=radio] { accent-color: var(--chinh); }
input:focus, select:focus, textarea:focus { outline: none; border-color: #8aa4c6; box-shadow: var(--vong-tap); }
input::placeholder, textarea::placeholder { color: var(--mo-nhat); }
textarea { width: 100%; resize: vertical; }
textarea:disabled, input:disabled, select:disabled { background: var(--xam-nhat); color: var(--mo); }
.o { display: flex; flex-direction: column; gap: 5px; min-width: 0; }
.o-nhan { font-weight: 600; font-size: 12.5px; color: #374151; }
.o-goi-y { color: var(--mo); font-size: 12px; }
.o-ma { font-size: 22px; letter-spacing: 6px; text-align: center; }
.o-prompt { font-family: ui-monospace, "Cascadia Mono", Consolas, monospace; font-size: 12.5px; }
.form { display: flex; flex-direction: column; gap: 14px; margin-top: 16px; }
.form-ngang { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; padding: 12px 0 4px; }
.hop-chon { display: inline-flex; gap: 7px; align-items: center; white-space: nowrap; cursor: pointer; }
.kiem input, .hop-chon input { width: 17px; height: 17px; }
.luoi-o { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 12px 14px; }
.khoi { background: var(--the); border: 1px solid var(--vien); border-radius: var(--bo); padding: 12px 16px; margin-bottom: 14px; box-shadow: var(--bong); }
.khoi > summary { cursor: pointer; font-weight: 600; list-style: none; display: flex; align-items: center; gap: 8px; }
.khoi > summary::-webkit-details-marker { display: none; }
.khoi > summary::before { content: "+"; display: inline-flex; width: 20px; height: 20px; align-items: center; justify-content: center; border-radius: 6px;
  background: var(--chinh-nhat); color: var(--chinh); font-weight: 700; }
.khoi[open] > summary::before { content: "–"; }
/* Cài đặt: mỗi nhóm một thẻ; ô nhập xếp lưới, bảng và danh sách chọn trải hết bề ngang. */
.khoi-nhom { padding: 18px 20px; }
.khoi-nhom > h2 { font-size: 15px; margin-bottom: 2px; }
.khoi-nhom > p { margin: 0 0 14px; }
.luoi-truong { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 14px 18px; margin: 4px 0 16px; align-items: start; }
.luoi-truong > :not(.o) { grid-column: 1 / -1; }
.luoi-truong input[type=number] { max-width: 220px; }

/* ───── Đăng nhập ───── */
.giua { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px 16px;
  background: radial-gradient(1200px 500px at 50% -10%, #e4ebf4 0%, var(--nen) 60%); }
.the-dang-nhap { background: var(--the); border: 1px solid var(--vien); border-radius: 14px; box-shadow: var(--bong-noi); padding: 32px; width: 100%; max-width: 400px; }
.the-dang-nhap .logo-chu { display: block; margin-bottom: 22px; font-size: 19px; }
.the-dang-nhap h1 { font-size: 20px; }
.the-dang-nhap input { padding: 9px 12px; }
.qr { display: flex; justify-content: center; margin: 16px 0 8px; }
.qr-anh { width: 180px; height: 180px; background: #fff; }

/* ───── Bộ lọc, thẻ số ───── */
.loc { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-bottom: 12px; }
.loc input[type=search] { min-width: 240px; padding-left: 12px; }
.loc select { padding-right: 28px; }
.gian { flex: 1; }
.the-so { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; margin-bottom: 16px; }
.the { font: inherit; text-align: left; background: var(--the); border: 1px solid var(--vien); border-radius: var(--bo); padding: 12px 14px; cursor: pointer;
  display: flex; flex-direction: column; gap: 0; box-shadow: var(--bong); transition: border-color .12s, box-shadow .12s; position: relative; }
.the:hover { border-color: var(--vien-dam); }
.the.dang-chon { border-color: var(--chinh); box-shadow: var(--vong-tap); }
.the-so-lon { font-size: 22px; font-weight: 700; font-variant-numeric: tabular-nums; letter-spacing: -.3px; }
.the-nhan { color: var(--mo); font-size: 13px; }
.the-so .the::after { content: ""; position: absolute; top: 14px; right: 14px; width: 8px; height: 8px; border-radius: 50%; background: var(--mo-nhat); }
.the-so .the:nth-child(2)::after { background: #d29a00; }
.the-so .the:nth-child(3)::after { background: #3b6fb6; }
.the-so .the:nth-child(4)::after { background: var(--xanh); }
/* Báo cáo: chỉ số tháng, thanh dung lượng, ô chọn nhiều */
.the-hang { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 12px; margin: 8px 0 16px; }
.the-chi-so { cursor: default; gap: 6px; align-items: flex-start; }
.the-chi-so:hover { border-color: var(--vien); }
.thanh-tien-do { height: 8px; background: var(--xam-nhat); border-radius: 4px; overflow: hidden; margin: 6px 0 14px; max-width: 520px; }
.thanh-tien-do > span { display: block; height: 100%; background: var(--chinh); border-radius: 4px; }
.cum-chon { display: flex; flex-wrap: wrap; gap: 6px 16px; }
/* Kho cũ: chấm cặp */
.ds-cap { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 12px; margin: 10px 0; }
.the-cap:focus { outline: none; box-shadow: var(--vong-tap); border-color: var(--chinh); }
.cap-anh { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; align-items: start; }
.anh-cap-ra { width: 100%; height: auto; max-height: 260px; object-fit: contain; border-radius: var(--bo-nho); background: var(--xam-nhat); }
.o-ngan { max-width: 130px; }
.o-vua { width: 100%; max-width: 380px; }
.khoi-quet { margin: 4px 0 16px; display: grid; gap: 6px; }

/* ───── Bảng — cột số canh phải ở cả th và td ───── */
.bang-cuon { overflow-x: auto; background: var(--the); border: 1px solid var(--vien); border-radius: var(--bo); box-shadow: var(--bong); }
.bang { width: 100%; border-collapse: collapse; }
.bang th, .bang td { padding: 10px 12px; border-bottom: 1px solid var(--vien); text-align: left; vertical-align: middle; }
.bang th { background: #fafbfc; font-size: 11.5px; font-weight: 600; text-transform: uppercase; letter-spacing: .4px; color: var(--mo); white-space: nowrap; }
.bang th.so, .bang td.so { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.bang tbody tr:last-child td { border-bottom: 0; }
.bang tbody tr:hover td { background: #fafbfd; }
.bang td.rong { text-align: center; color: var(--mo); padding: 32px; }
.bang .ko-xuong, .bang code { white-space: nowrap; word-break: normal; }
.bang .cot-hanh-dong { text-align: right; white-space: nowrap; }
.cot-anh { width: 60px; }
.dang-tai { opacity: .5; transition: opacity .2s; }
.phan-trang { display: flex; gap: 8px; align-items: center; justify-content: flex-end; margin-top: 12px; }
/* Ô "sản phẩm" gộp: mã đậm, tên, dòng phụ nhạt. */
.o-sp { display: flex; flex-direction: column; gap: 1px; min-width: 180px; }
.o-sp .dong-phu { color: var(--mo); font-size: 12.5px; }
.tien-do { display: flex; align-items: center; gap: 8px; min-width: 110px; }
.tien-do .thanh-tien-do { flex: 1; margin: 0; height: 6px; min-width: 50px; }
.tien-do small { color: var(--mo); font-variant-numeric: tabular-nums; white-space: nowrap; }
.cum-nhan { display: flex; flex-wrap: wrap; gap: 4px; align-items: center; }

/* ───── Ảnh — chỉ tạo qua ND.ui.anh() ───── */
.anh-nho, .anh-trong { width: 44px; height: 44px; border-radius: var(--bo-nho); object-fit: cover; display: block; background: var(--xam-nhat); }

/* ───── Nhãn trạng thái ───── */
.nhan { display: inline-flex; align-items: center; gap: 5px; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 500; line-height: 1.5;
  background: var(--xam-nhat); color: #4b5563; white-space: nowrap; }
.nhan::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; opacity: .7; }
.nhan-do { background: var(--do-nhat); color: var(--do); }
.nhan-vang { background: var(--vang-nhat); color: var(--vang); }
.nhan-xanh { background: var(--xanh-nhat); color: var(--xanh); }
.nhan-xam { background: var(--xam-nhat); color: var(--mo); }
.nhan-dai { white-space: normal; border-radius: 8px; }
.nhan-dai::before, .nhan-tron::before { display: none; }

.trong-lon { text-align: center; padding: 56px 16px; background: var(--the); border: 1px dashed var(--vien-dam); border-radius: var(--bo); }
.trong-lon h2 { margin-bottom: 6px; }

/* ───── Tab trong màn ───── */
.tab { display: flex; gap: 2px; border-bottom: 1px solid var(--vien); margin-bottom: 18px; overflow-x: auto; scrollbar-width: none; }
.tab button { font: inherit; background: none; border: 0; border-bottom: 2px solid transparent; padding: 9px 14px; cursor: pointer; color: var(--mo); white-space: nowrap; margin-bottom: -1px; }
.tab button:hover { color: var(--chu); }
.tab button.dang-chon { color: var(--chinh); border-bottom-color: var(--chinh); font-weight: 600; }
.tieu-de-nhom { font-size: 14px; margin: 22px 0 8px; }

/* ───── Thẻ thư viện (bé mẫu) ───── */
.luoi-the { display: grid; grid-template-columns: repeat(auto-fill, minmax(360px, 1fr)); gap: 16px; }
.the-thu-vien { background: var(--the); border: 1px solid var(--vien); border-radius: var(--bo); padding: 16px; box-shadow: var(--bong); display: flex; flex-direction: column; gap: 10px; }
.the-thu-vien p { margin: 0; }
.the-dau { display: flex; align-items: center; justify-content: space-between; gap: 8px; flex-wrap: wrap; }
.the-dau h1, .the-dau h2, .the-dau h3 { margin: 0; }
.o-goc { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 8px; }
.goc { display: flex; flex-direction: column; align-items: stretch; gap: 5px; text-align: center; min-width: 0; }
.goc small { color: var(--mo); font-size: 11.5px; }
.goc .nut, .goc .chon-tep .nut { padding: 3px 6px; font-size: 12px; width: 100%; }
.goc .nhan { justify-content: center; }
.anh-goc { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; border-radius: var(--bo-nho); background: var(--xam-nhat); display: block; }
.goc .anh-trong { width: 100%; height: auto; aspect-ratio: 3 / 4; }
.cam-ket { white-space: normal; align-items: flex-start; font-weight: 600; }
.chon-tep { display: inline-flex; }

/* ───── Xưởng ảnh: các bước + 3 cột, xếp dọc trên màn hẹp ───── */
.cac-buoc { display: flex; gap: 0; margin: 14px 0 4px; padding: 0; list-style: none; counter-reset: buoc; overflow-x: auto; scrollbar-width: none; }
.cac-buoc li { counter-increment: buoc; flex: 1 1 auto; display: flex; align-items: center; gap: 8px; color: var(--mo-nhat); font-size: 12.5px; white-space: nowrap; }
.cac-buoc li::before { content: counter(buoc); width: 22px; height: 22px; border-radius: 50%; flex: none; display: inline-flex; align-items: center; justify-content: center;
  border: 1.5px solid var(--vien-dam); font-size: 11.5px; font-weight: 600; background: var(--the); }
.cac-buoc li::after { content: ""; flex: 1; height: 1.5px; background: var(--vien); margin-right: 8px; }
.cac-buoc li:last-child::after { display: none; }
.cac-buoc li.xong { color: var(--mo); }
.cac-buoc li.xong::before { content: "✓"; background: var(--chinh-nhat); border-color: var(--chinh-nhat); color: var(--chinh); }
.cac-buoc li.xong::after { background: #b8c7da; }
.cac-buoc li.dang { color: var(--chinh); font-weight: 600; }
.cac-buoc li.dang::before { background: var(--chinh); border-color: var(--chinh); color: #fff; }
.the-dau .nhan { font-size: 12.5px; }

.xuong { display: grid; grid-template-columns: minmax(320px, 1.05fr) minmax(360px, 1.6fr) minmax(240px, .85fr); gap: 16px; align-items: start; margin-top: 14px; }
.cot-xuong { display: flex; flex-direction: column; gap: 16px; min-width: 0; }
.khoi-xuong { background: var(--the); border: 1px solid var(--vien); border-radius: var(--bo); padding: 16px; display: flex; flex-direction: column; gap: 10px; box-shadow: var(--bong); }
.khoi-xuong h2 { font-size: 15px; margin: 0; }
.khoi-xuong h3 { font-size: 13.5px; margin: 6px 0 0; }
.khoi-xuong:empty { display: none; }
.goi-y-trong { color: var(--mo); font-size: 13px; background: var(--xam-nhat); border-radius: var(--bo-nho); padding: 10px 12px; margin: 0; }
/* Ảnh thật: mỗi vị trí một dòng gọn — tên bên trái, các khổ bên phải. */
.o-that { display: grid; grid-template-columns: 112px 1fr; gap: 10px; padding: 10px 0; border-top: 1px solid var(--vien); align-items: start; }
.o-that:first-of-type { border-top: 0; padding-top: 2px; }
.o-that-ten { font-size: 13px; line-height: 1.35; }
.o-that-ten small { display: block; font-size: 11.5px; margin-top: 2px; }
.o-that-kho { display: flex; gap: 10px; flex-wrap: wrap; }
.o-anh-ten { font-size: 11.5px; color: #374151; font-weight: 600; max-width: 84px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.o-anh { display: flex; flex-direction: column; gap: 4px; align-items: flex-start; }
.o-anh small { color: var(--mo); font-size: 11.5px; }
.anh-o { display: block; object-fit: cover; border-radius: var(--bo-nho); background: var(--xam-nhat); border: 1px solid var(--vien); }
.anh-o.kho-d { width: 66px; height: 88px; }
.anh-o.kho-v { width: 78px; height: 78px; }
.o-anh .nut, .o-anh .chon-tep .nut { padding: 2px 8px; font-size: 12px; }
.o-them { justify-content: center; align-self: center; }
.luoi-ai, .luoi-neo { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 14px; }
.o-ai { display: flex; flex-direction: column; gap: 6px; align-items: flex-start; }
.o-ai .anh-o.kho-d { width: 100%; height: auto; aspect-ratio: 3 / 4; }
.o-ai .anh-o.kho-v { width: 100%; height: auto; aspect-ratio: 1 / 1; }
.ds-dk { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 6px; font-size: 13px; }
.ds-dk li.tot { color: var(--xanh); }
.lich-su summary { cursor: pointer; font-size: 12.5px; color: var(--mo); }
.lich-su { margin: 4px 0; }
pre.json { white-space: pre-wrap; word-break: break-all; max-height: 320px; overflow: auto; background: var(--xam-nhat); padding: 10px; border-radius: var(--bo-nho); font-size: 12px; }
.khoi-gia-lap { border-style: dashed; border-color: #f0c4c0; }
@media (max-width: 1180px) { .xuong { grid-template-columns: 1fr 1fr; } .xuong > .cot-xuong:last-child { grid-column: 1 / -1; } }
@media (max-width: 760px) { .xuong { grid-template-columns: 1fr; } }

/* Nhận xét, kế hoạch sửa */
.ds-nhan-xet { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.ds-nhan-xet li { border-left: 3px solid #e0b34a; padding: 6px 10px; background: #fffbf0; border-radius: 6px; font-size: 13px; }
.ke-hoach { display: flex; flex-direction: column; gap: 8px; border-top: 1px solid var(--vien); padding-top: 12px; }
.dong-ke-hoach { display: flex; gap: 10px; align-items: flex-start; padding: 8px 0; border-bottom: 1px dashed var(--vien); }
.dong-ke-hoach p { margin: 4px 0 0; }

/* ───── Duyệt ───── */
.ds-duyet { display: flex; flex-direction: column; gap: 8px; }
.the-duyet { display: flex; gap: 14px; align-items: center; background: var(--the); border: 1px solid var(--vien); border-radius: var(--bo); padding: 12px 14px;
  text-decoration: none; color: var(--chu); box-shadow: var(--bong); transition: border-color .12s, box-shadow .12s; }
.the-duyet:hover { border-color: var(--chinh); box-shadow: var(--vong-tap); }
.luoi-duyet { display: grid; grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); gap: 10px; }
.o-duyet { font: inherit; background: var(--the); border: 1px solid var(--vien); border-radius: var(--bo-nho); padding: 6px; display: flex; flex-direction: column; gap: 4px; align-items: center; cursor: pointer; }
.o-duyet:hover { border-color: var(--chinh); }
.o-duyet.thieu { border-color: #f0c4c0; background: var(--do-nhat); }
.o-duyet .anh-o.kho-d, .o-duyet .anh-o.kho-v { width: 100%; height: auto; }
.o-duyet .anh-o.kho-d { aspect-ratio: 3 / 4; }
.o-duyet .anh-o.kho-v { aspect-ratio: 1 / 1; }
.so-canh { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.so-canh figure { margin: 0; display: flex; flex-direction: column; gap: 4px; }
.khung-so-canh { overflow: auto; max-height: 70vh; border: 1px solid var(--vien); border-radius: var(--bo-nho); background: var(--xam-nhat); }
.anh-so-canh { display: block; width: 100%; height: auto; }
.cot-duyet { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 16px; }
.ds-kiem { display: flex; flex-direction: column; gap: 8px; }
.kiem { white-space: normal; align-items: flex-start; }

/* ───── Công thức ───── */
.thanh-cong-cu { margin-bottom: 12px; align-items: center; }
.thanh-cong-cu .form-ngang { padding: 0; }
.nhan-pb { display: inline-flex; gap: 4px; align-items: center; text-decoration: none; color: var(--chu); padding: 2px 6px; border-radius: 6px; border: 1px solid transparent; }
.nhan-pb.dang-chon { border-color: var(--chinh); }
.trinh-sua { background: var(--the); border: 1px solid var(--vien); border-radius: var(--bo); padding: 20px; margin-top: 20px; display: flex; flex-direction: column; gap: 14px; box-shadow: var(--bong); }
.trinh-sua h3 { margin: 6px 0 0; font-size: 14px; }

/* ───── Hộp báo ───── */
.hop-canh-bao, .hop-tot { border-radius: var(--bo-nho); padding: 10px 14px; font-size: 13px; margin: 0; }
.hop-canh-bao { background: var(--vang-nhat); color: #6b4700; border: 1px solid #f4dfa6; }
.hop-canh-bao ul { margin: 6px 0 0; padding-left: 18px; }
.hop-tot { background: var(--xanh-nhat); color: #125e3a; border: 1px solid #c3e6d0; }

/* ───── Hộp hỏi ───── */
.hop-nen { position: fixed; inset: 0; background: rgba(16, 24, 40, .42); display: flex; align-items: center; justify-content: center; padding: 16px; z-index: 50; animation: hien .12s ease-out; }
.hop { background: var(--the); border-radius: 14px; padding: 24px; max-width: 440px; width: 100%; box-shadow: var(--bong-noi); }
.hop h3 { font-size: 16px; margin-bottom: 8px; }
.hop p { color: var(--mo); margin: 0 0 20px; }
.hop-nut { display: flex; justify-content: flex-end; gap: 8px; }
@keyframes hien { from { opacity: 0; } to { opacity: 1; } }

/* ───── Thông báo nổi ───── */
.vung-thong-bao { position: fixed; right: 16px; bottom: 16px; display: flex; flex-direction: column; gap: 8px; z-index: 60; max-width: min(420px, calc(100vw - 32px)); }
.tb { background: #1f2937; color: #fff; padding: 11px 16px; border-radius: var(--bo); box-shadow: var(--bong-noi); transition: opacity .4s; font-size: 13.5px; }
.tb-loi { background: var(--do); }
.tb-tot { background: var(--xanh); }
.tb-tat { opacity: 0; }

/* ───── Màn hẹp ───── */
@media (max-width: 960px) {
  .nut-menu { display: inline-flex; margin-left: -6px; }
  .thanh-tren { gap: 10px; padding: 0 12px; }
  .menu { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; align-items: stretch; background: var(--the);
    border-bottom: 1px solid var(--vien); box-shadow: var(--bong-noi); padding: 8px; gap: 2px; }
  .thanh-tren.mo-menu .menu { display: flex; }
  .menu a, .menu-nhom > summary { padding: 10px 12px; }
  .menu-nhom > summary { display: flex; justify-content: space-between; color: var(--mo); font-size: 12.5px; text-transform: uppercase; letter-spacing: .4px; }
  .menu-nhom .tha-bang { position: static; box-shadow: none; border: 0; padding: 0 0 0 8px; min-width: 0; }
  .toi-ten, .toi-menu > summary > .bt-nho { display: none; }
}
@media (max-width: 720px) {
  .noi-dung { padding: 18px 14px 40px; }
  h1 { font-size: 20px; }
  .loc input[type=search] { min-width: 0; flex: 1 1 100%; }
  .loc select { flex: 1 1 calc(50% - 8px); min-width: 0; }
  .the-so { grid-template-columns: repeat(2, 1fr); }
  .so-canh, .cot-duyet { grid-template-columns: 1fr; }
  .nut { min-height: 38px; }
  .nut-nho { min-height: 32px; }
  .o-goc { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .luoi-the { grid-template-columns: 1fr; }
  .o-that { grid-template-columns: 1fr; gap: 6px; }
  /* Bảng thành thẻ: mỗi dòng một thẻ, mỗi ô một hàng "nhãn — giá trị". */
  .bang-the { background: none; border: 0; box-shadow: none; overflow: visible; }
  .bang-the .bang thead { display: none; }
  .bang-the .bang, .bang-the .bang tbody { display: block; }
  .bang-the .bang tr { display: block; background: var(--the); border: 1px solid var(--vien); border-radius: var(--bo); padding: 6px 12px; margin-bottom: 10px; box-shadow: var(--bong); }
  .bang-the .bang td { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 7px 0; border-bottom: 1px solid var(--xam-nhat); text-align: right; }
  .bang-the .bang td::before { content: attr(data-ten); color: var(--mo); font-size: 12px; text-align: left; flex: none; max-width: 45%; }
  .bang-the .bang td:not([data-ten])::before, .bang-the .bang td.cot-anh::before { display: none; }
  .bang-the .bang td:not([data-ten]) { justify-content: flex-end; }
  .bang-the .bang td.cot-anh { justify-content: flex-start; }
  .bang-the .bang tr td:last-child { border-bottom: 0; }
  .bang-the .bang td.rong { display: block; text-align: center; }
  .bang-the .bang td.rong::before { display: none; }
  .bang-the .bang tbody tr:hover td { background: none; }
  .bang-the .bang td:empty { display: none; }
  /* Ảnh + ô chính (vd "Sản phẩm") chung hàng đầu thẻ, không nhãn. */
  .bang-the .bang tr:has(td.cot-chinh) { display: grid; grid-template-columns: auto 1fr; column-gap: 12px; }
  .bang-the .bang tr:has(td.cot-chinh) td { grid-column: 1 / -1; }
  .bang-the .bang tr:has(td.cot-chinh) td.cot-anh { grid-column: 1; border-bottom: 0; }
  .bang-the .bang tr:has(td.cot-chinh) td.cot-chinh { grid-column: 2; }
  .bang-the .bang td.cot-chinh { justify-content: flex-start; text-align: left; }
  .bang-the .bang td.cot-chinh::before { display: none; }
  .bang-the .o-sp { min-width: 0; }
}