/* ============ Quản lý kho & bán hàng — giao diện nội bộ ============
   Nền sáng, nhấn xanh, mật độ dữ liệu cao, đọc nhanh trên màn hình lớn. */
:root{
  /* Tông xanh chủ đạo + vàng dùng để nhấn */
  --blue:#00559a; --blue-dark:#004077; --blue-darker:#00335e;
  --blue-soft:#e7f0f8; --blue-line:#bcd6ea;
  --amber:#f6a71c; --amber-dark:#d98d07; --amber-soft:#fff4e0; --amber-line:#f3d79a;
  --ink:#16202e; --ink-2:#4a5769; --ink-3:#7b8798;
  --bg:#f2f5f9; --card:#ffffff; --line:#e2e7ef; --line-2:#eef1f6;
  --ok:#0e7c4a; --ok-soft:#e6f6ec; --warn:#a4620a; --warn-soft:var(--amber-soft);
  --danger:#c0271c; --danger-soft:#fdecea;
  --radius:8px; --shadow:0 1px 2px rgba(0,40,80,.06), 0 4px 14px rgba(0,40,80,.05);
  --fs:14px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:"Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  font-size:var(--fs); line-height:1.5; color:var(--ink); background:var(--bg);
  -webkit-text-size-adjust:100%;
}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
:focus-visible{outline:2px solid var(--blue);outline-offset:2px}
h1,h2,h3{margin:0 0 12px;line-height:1.25;font-weight:650}
h1{font-size:22px} h2{font-size:17px} h3{font-size:15px}

/* ---------- Thanh trên: DÒNG 1 logo + tài khoản, DÒNG 2 menu ---------- */
.topbar{background:#fff;color:var(--ink);position:sticky;top:0;z-index:40;
  box-shadow:0 2px 10px rgba(0,40,80,.08)}
.topbar-top{display:flex;align-items:center;gap:8px;padding:0 14px;min-height:42px;
  background:#fff;border-bottom:1px solid var(--line)}
.brand{color:var(--blue);font-weight:700;display:flex;align-items:center;gap:8px;white-space:nowrap}
.brand:hover{text-decoration:none}
.brand-logo-img{height:22px;width:auto;display:block}
.brand-text{display:flex;flex-direction:column;line-height:1.08}
.brand-app{font-size:14px;font-weight:750;color:var(--blue);letter-spacing:-.1px}
.brand-by{font-size:9.5px;font-weight:500;color:var(--ink-3);letter-spacing:.1px}

.topbar-nav{background:var(--blue)}
.topbar-nav-inner{display:flex;align-items:center;gap:6px;padding:0 14px;min-height:45px}
.mainnav{display:flex;gap:2px;flex:1;min-width:0;flex-wrap:nowrap;overflow:hidden}
.navlink{color:#fff;padding:7px 12px;border-radius:6px;font-weight:600;font-size:14px;white-space:nowrap}
.navlink:hover{background:rgba(255,255,255,.15);color:#fff;text-decoration:none}
/* Mục đang mở: nền xanh đậm, không gạch chân */
.navlink.active{background:var(--blue-darker);color:#fff}
.nav-toggle{display:none;background:var(--blue);border:0;color:#fff;font-size:15px;border-radius:5px;padding:3px 9px;cursor:pointer}

/* Nút "Thêm" gom các mục không đủ chỗ trên một dòng */
.nav-more{position:relative;flex:0 0 auto}
.nav-more[hidden]{display:none}
.nav-more>summary{list-style:none;cursor:pointer;color:#fff;padding:7px 12px;border-radius:6px;
  font-weight:600;font-size:14px;white-space:nowrap}
.nav-more>summary::-webkit-details-marker{display:none}
.nav-more>summary:hover{background:rgba(255,255,255,.15);color:#fff}
.nav-more .menu-panel{min-width:210px}
.nav-more .menu-panel a.active{background:var(--blue-soft);color:var(--blue);font-weight:650}

/* Nút Bán hàng — nền trắng nổi trên thanh xanh, luôn nằm bên phải */
.btn-sell{flex:0 0 auto;display:inline-flex;align-items:center;gap:7px;background:#fff;
  color:var(--blue);font-weight:700;font-size:14px;padding:7px 18px;border-radius:6px;
  white-space:nowrap;box-shadow:0 1px 2px rgba(0,20,40,.22)}
.btn-sell:hover{background:#eef5fb;color:var(--blue-dark);text-decoration:none}
.btn-sell .cart{width:17px;height:17px;display:block;flex:0 0 auto}

.userbox .menu{position:relative}
.userbox .menu-panel{min-width:200px}
.userbox summary{list-style:none}
.userbox summary::-webkit-details-marker{display:none}

/* Nút icon trên thanh trắng (bánh răng) */
.icon-btn{flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;
  width:28px;height:28px;border-radius:8px;color:var(--ink-2);background:transparent}
.icon-btn:hover{background:var(--blue-soft);color:var(--blue);text-decoration:none}
.icon-btn svg{width:17px;height:17px;display:block}

/* Ảnh đại diện thay cho tên đăng nhập */
.avatar-btn{cursor:pointer;display:block;border-radius:50%;line-height:0}
.avatar-btn:focus-visible{outline:2px solid var(--blue);outline-offset:2px}
.avatar{width:28px;height:28px;border-radius:50%;object-fit:cover;display:block;
  border:1px solid var(--blue-line);background:var(--blue-soft)}
.avatar-ph{display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;
  color:#fff;background:var(--blue);border-color:var(--blue);letter-spacing:.02em;line-height:1}
.avatar-btn:hover .avatar{filter:brightness(1.06);box-shadow:0 0 0 3px var(--blue-soft)}
.avatar-lg{width:72px;height:72px;font-size:24px}

/* Đầu menu tài khoản */
.menu-user{padding:8px 10px 9px;border-bottom:1px solid var(--line-2);margin-bottom:4px}
.menu-user .mu-name{font-weight:700;color:var(--ink);line-height:1.2;white-space:nowrap}
.menu-user .mu-role{font-size:11.5px;color:var(--ink-3);margin-top:2px}
.menu-panel{position:absolute;right:0;top:calc(100% + 6px);background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow);min-width:180px;padding:6px;z-index:50}
.menu-panel a{display:block;padding:8px 10px;border-radius:6px;color:var(--ink)}
.menu-panel a:hover{background:var(--blue-soft);text-decoration:none}

.page{padding:16px;max-width:1560px;margin:0 auto}

/* ---------- Khối nội dung ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.card + .card{margin-top:14px}
.card-head{padding:12px 14px;border-bottom:1px solid var(--line);display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.card-head h2{margin:0}
.card-body{padding:14px}
.page-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:12px}
.page-head h1{margin:0}
.spacer{flex:1}
.muted{color:var(--ink-3)}
.small{font-size:12.5px}
.right{text-align:right}
.center{text-align:center}
.nowrap{white-space:nowrap}
.mono{font-variant-numeric:tabular-nums}

/* ---------- Nút ---------- */
.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:#fff;color:var(--ink);
  padding:7px 12px;border-radius:6px;font-size:14px;font-weight:600;cursor:pointer;line-height:1.2}
.btn:hover{background:#f7f9fc;text-decoration:none}
.btn:disabled,.btn.disabled{opacity:.55;cursor:not-allowed}
.btn-primary{background:var(--blue);border-color:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-dark)}
.btn-danger{background:#fff;border-color:#f0bcb7;color:var(--danger)}
.btn-danger:hover{background:var(--danger-soft)}
.btn-ok{background:var(--ok);border-color:var(--ok);color:#fff}
.btn-ok:hover{background:#0a6c3f}
.btn-sm{padding:4px 9px;font-size:13px}
.btn-lg{padding:11px 18px;font-size:15px}
.btn-row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}

/* ---------- Biểu mẫu ---------- */
label{font-weight:600;font-size:13px;color:var(--ink-2);display:block;margin-bottom:4px}
input[type=text],input[type=password],input[type=number],input[type=date],input[type=search],
input[type=email],select,textarea{
  width:100%;padding:7px 10px;border:1px solid #cfd6e2;border-radius:6px;font:inherit;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{border-color:var(--blue);outline:none;box-shadow:0 0 0 3px rgba(0,85,154,.15)}
input[readonly]{background:#f3f5f9;color:var(--ink-2)}
textarea{min-height:76px;resize:vertical}
.field{margin-bottom:12px}
.grid{display:grid;gap:12px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.inline{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.check{display:flex;gap:7px;align-items:center;font-weight:500;color:var(--ink)}
.check input{width:auto;margin:0}
.hint{font-size:12.5px;color:var(--ink-3);margin-top:4px}

/* ---------- Thanh công cụ + tìm kiếm ---------- */
.toolbar{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:12px}
/* Ô lọc trên thanh công cụ chỉ rộng vừa đủ, không đẩy nhau xuống dòng */
.toolbar select,.toolbar input[type=date],.toolbar input[type=text]:not(.grow){
  width:auto;min-width:150px;flex:0 0 auto}
.toolbar .btn{flex:0 0 auto}
.search{position:relative;flex:1;min-width:240px;max-width:460px}
.search input{padding-left:34px}
.search::before{content:"";position:absolute;left:11px;top:50%;width:13px;height:13px;margin-top:-8px;
  border:2px solid var(--ink-3);border-radius:50%}
.search::after{content:"";position:absolute;left:22px;top:50%;width:7px;height:2px;background:var(--ink-3);
  transform:rotate(45deg);margin-top:3px}
.filters{display:grid;gap:10px;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:12px;margin-bottom:12px}

/* ---------- Bảng dữ liệu ---------- */
.table-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:auto;box-shadow:var(--shadow)}
table.data{width:100%;border-collapse:collapse;font-size:13.5px}
table.data th{background:var(--blue-soft);color:var(--blue-dark);text-align:left;font-weight:650;padding:9px 10px;
  border-bottom:1px solid var(--blue-line);white-space:nowrap;position:sticky;top:0;z-index:2}
table.data th a{color:var(--blue-dark)}
table.data td{padding:9px 10px;border-bottom:1px solid var(--line-2);vertical-align:middle}
table.data tbody tr:hover{background:#f8fafd}
table.data tr.row-open{background:var(--blue-soft)!important}
table.data tr.clickable{cursor:pointer}
table.data .sum-row td{background:#fbfcfe;font-weight:700;border-bottom:1px solid var(--line)}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
.thumb{width:34px;height:34px;border-radius:5px;object-fit:cover;background:var(--blue-soft);display:block}
.thumb-ph{width:34px;height:34px;border-radius:5px;background:var(--blue-soft);display:flex;align-items:center;
  justify-content:center;color:var(--blue);font-size:11px;font-weight:700}
.col-check{width:34px}
.detail-cell{padding:0!important;background:#fff}
.detail-box{border:2px solid var(--blue);border-top:0;border-radius:0 0 var(--radius) var(--radius);padding:0 0 12px}

/* ---------- Nhãn trạng thái ---------- */
.tag{display:inline-block;padding:2px 8px;border-radius:20px;font-size:12px;font-weight:650;white-space:nowrap}
.tag-ok{background:var(--ok-soft);color:var(--ok)}
.tag-warn{background:var(--warn-soft);color:var(--warn)}
.tag-danger{background:var(--danger-soft);color:var(--danger)}
.tag-info{background:var(--blue-soft);color:var(--blue-dark)}
.tag-mute{background:#eef1f6;color:var(--ink-2)}

/* ---------- Tabs ---------- */
.tabs{display:flex;gap:2px;border-bottom:1px solid var(--line);padding:0 14px;flex-wrap:wrap}
.tab{padding:10px 12px;font-weight:650;color:var(--ink-2);border-bottom:2px solid transparent;cursor:pointer;background:none;border-top:0;border-left:0;border-right:0;font-size:14px}
.tab:hover{color:var(--blue)}
.tab.active{color:var(--blue);border-bottom-color:var(--blue)}
.tab-panel{padding:14px;display:none}
.tab-panel.active{display:block}

/* ---------- Thẻ số liệu ---------- */
.stats{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));margin-bottom:14px}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:13px 14px;box-shadow:var(--shadow)}
.stat .k{font-size:12.5px;color:var(--ink-3);font-weight:600}
.stat .v{font-size:23px;font-weight:700;margin-top:3px;font-variant-numeric:tabular-nums}
.stat .s{font-size:12.5px;color:var(--ink-3);margin-top:2px}

/* ---------- Thông báo ---------- */
.alert{padding:10px 13px;border-radius:var(--radius);margin-bottom:12px;border:1px solid;font-weight:500}
.alert-success{background:var(--ok-soft);border-color:#bfe5cd;color:#0b5f39}
.alert-error,.alert-danger{background:var(--danger-soft);border-color:#f2c2bd;color:#96201a}
.alert-warn{background:var(--amber-soft);border-color:var(--amber-line);color:#7d4b08}
.alert-info{background:var(--blue-soft);border-color:var(--blue-line);color:var(--blue-dark)}
.toast-host{position:fixed;right:16px;bottom:16px;display:flex;flex-direction:column;gap:8px;z-index:100}
.toast{background:#16202e;color:#fff;padding:11px 15px;border-radius:8px;box-shadow:0 8px 24px rgba(0,0,0,.22);
  max-width:380px;animation:toast-in .16s ease-out}
.toast.err{background:#96201a}
.toast.ok{background:#0b5f39}
@keyframes toast-in{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){.toast{animation:none}}

.empty{padding:44px 20px;text-align:center;color:var(--ink-3)}
.empty-title{font-size:16px;font-weight:650;color:var(--ink-2)}
.empty-hint{margin-top:5px}
.empty-action{margin-top:14px}
.loading{padding:28px;text-align:center;color:var(--ink-3)}

/* ---------- Phân trang ---------- */
.pager{display:flex;gap:4px;justify-content:flex-end;align-items:center;padding:11px 2px;flex-wrap:wrap}
.pg{padding:5px 10px;border:1px solid var(--line);border-radius:6px;background:#fff;color:var(--ink-2);font-weight:600}
.pg:hover{background:#f7f9fc;text-decoration:none}
.pg.current{background:var(--blue);border-color:var(--blue);color:#fff}
.pg.disabled{opacity:.45;pointer-events:none}
.pg.dots{border:0;background:none}

/* ---------- Hộp thoại ---------- */
.modal-back{position:fixed;inset:0;background:rgba(16,24,38,.45);display:flex;align-items:flex-start;
  justify-content:center;padding:40px 14px;z-index:80;overflow:auto}
.modal{background:#fff;border-radius:10px;width:100%;max-width:640px;box-shadow:0 20px 50px rgba(0,0,0,.25)}
.modal-head{padding:14px 16px;border-bottom:1px solid var(--line);display:flex;align-items:center}
.modal-body{padding:16px}
.modal-foot{padding:12px 16px;border-top:1px solid var(--line);display:flex;gap:8px;justify-content:flex-end}

/* ---------- Đăng nhập ---------- */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;
  background:linear-gradient(160deg,#e7f0f8 0%,#f2f5f9 55%)}
.login-card{background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 40px rgba(20,32,52,.10);
  width:100%;max-width:390px;padding:26px}
.login-card h1{font-size:20px;margin-bottom:3px}
.login-card .sub{color:var(--ink-3);margin-bottom:20px;font-size:13.5px}

/* ---------- Màn hình bán hàng ---------- */
.pos{display:grid;grid-template-columns:1fr 390px;gap:14px;align-items:start}
.pos-lines{max-height:calc(100vh - 300px);overflow:auto}
.pos-total{font-size:26px;font-weight:700;color:var(--blue-dark);font-variant-numeric:tabular-nums}
.pos-search-results{position:absolute;left:0;right:0;top:calc(100% + 4px);background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow);max-height:340px;overflow:auto;z-index:30}
.pos-result{padding:9px 12px;cursor:pointer;display:flex;gap:10px;align-items:center;border-bottom:1px solid var(--line-2)}
.pos-result:hover,.pos-result.sel{background:var(--blue-soft)}
.pos-result .nm{flex:1;min-width:0}
.pos-result .nm b{display:block;font-weight:600}
.qty-input{width:76px;text-align:center}
.price-input{width:110px;text-align:right}
.sum-line{display:flex;justify-content:space-between;padding:5px 0;font-variant-numeric:tabular-nums}
.sum-line.big{font-size:17px;font-weight:700;border-top:1px solid var(--line);margin-top:6px;padding-top:10px}

/* ---------- Tem & bill ---------- */
.label-sheet{background:#fff;padding:6mm;display:grid}
.label-cell{border:1px dashed #d5dbe6;display:flex;flex-direction:column;align-items:center;justify-content:center;
  overflow:hidden;padding:1mm;text-align:center}
.label-name{font-size:8pt;font-weight:600;line-height:1.15;max-height:2.4em;overflow:hidden}
.label-price{font-size:9pt;font-weight:700}
.bill{background:#fff;margin:0 auto;padding:5mm;font-size:12px;color:#000}
.bill h2{text-align:center;font-size:15px;margin:0 0 4px}
.bill table{width:100%;border-collapse:collapse}
.bill td,.bill th{padding:2px 0;vertical-align:top}
.bill .rule{border-top:1px dashed #000;margin:5px 0}

@media print{
  .no-print,.topbar,.toolbar,.pager{display:none!important}
  body{background:#fff}
  .page{padding:0;max-width:none}
  .card,.table-wrap{border:0;box-shadow:none}
  .label-cell{border:0}
  @page{margin:6mm}
}

/* ---------- Màn hình nhỏ ---------- */
@media (max-width:1100px){ .pos{grid-template-columns:1fr} }
@media (max-width:900px){
  .nav-toggle{display:block}
  .topbar-nav-inner{flex-wrap:wrap;padding:6px 12px;gap:6px}
  /* flex:0 0 100% để menu luôn xuống hàng riêng, không bị nút Bán hàng ép hẹp */
  .mainnav{display:none;flex:0 0 100%;width:100%;flex-direction:column;overflow:visible;
    padding-bottom:6px;order:3;gap:2px}
  .mainnav.open{display:flex}
  .nav-more{display:none!important}
  .btn-sell{margin-left:auto;order:1}
  .topbar-top{flex-wrap:wrap;padding:8px 12px;gap:8px}
  .g3,.g4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .page{padding:12px 10px}
  table.data{font-size:13px}
  table.data th,table.data td{padding:8px 7px}
}
@media (max-width:560px){
  .g2,.g3,.g4{grid-template-columns:1fr}
  .hide-sm{display:none!important}
}

/* ============================================================
   BỘ CHỌN THƯƠNG HIỆU (thêm ở bản nâng cấp đa thương hiệu)
   ============================================================ */
.brandbox{position:relative;margin-left:10px}
.brandbox>summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:8px;
  height:28px;padding:0 7px 0 5px;border:0;border-radius:8px;
  background:transparent;color:var(--ink);max-width:230px;box-sizing:border-box}
.brandbox>summary::-webkit-details-marker{display:none}
.brandbox>summary:hover{background:var(--blue-soft)}
.brandbox[open]>summary{background:var(--blue-soft)}
.brandbox>summary .brand-logo{width:22px;height:22px;border-radius:6px}
.brandbox .brand-name{font-size:13px;font-weight:700;color:var(--ink);line-height:1;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.brandbox .caret{width:11px;height:11px;color:var(--ink-3);flex:0 0 auto;opacity:.85}

/* Vạch ngăn mảnh giữa thương hiệu và nhóm icon tài khoản */
.topbar-sep{flex:0 0 auto;width:1px;height:18px;background:var(--line);margin:0 2px}
.brandbox .brand-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-logo{width:24px;height:24px;border-radius:6px;object-fit:cover;background:#fff;flex:0 0 auto}
.brand-logo-ph{display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:700;
  color:#fff;background:var(--blue);letter-spacing:.02em;text-transform:uppercase;line-height:1}
.brand-panel{min-width:290px;max-height:70vh;overflow:auto;padding:6px 0}
.brand-panel-head{padding:6px 12px;font-size:12px;color:var(--ink-3);text-transform:uppercase;letter-spacing:.4px}
.brand-panel-sep{border-top:1px solid var(--line);margin:6px 0}
a.brand-item{display:flex;align-items:center;gap:9px;padding:8px 12px;text-decoration:none;color:var(--ink)}
a.brand-item:hover{background:#f2f5fa}
a.brand-item.current{background:var(--blue-soft);font-weight:600}
a.brand-item .bn{flex:1;min-width:0}
a.brand-item .tick{color:var(--blue);font-weight:700}
.brand-text{display:flex}

/* Hộp thoại xác nhận khi đổi thương hiệu lúc đang dở việc */
.modal-back{position:fixed;inset:0;background:rgba(15,22,33,.5);display:flex;align-items:center;
  justify-content:center;z-index:9999;padding:16px}
.modal{background:#fff;border-radius:12px;padding:20px;max-width:520px;width:100%;
  box-shadow:0 18px 50px rgba(0,0,0,.28)}
.modal h3{margin:0 0 8px}
.modal .btn-row{margin-top:16px;flex-wrap:wrap}

/* Dải nhận diện brand trên đầu trang danh sách / báo cáo */
.brand-ribbon{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--blue-dark);
  border:1px solid var(--blue-line);border-radius:20px;padding:2px 10px;background:var(--blue-soft);font-weight:600}

@media (max-width: 860px){
  .brand-text{display:none}
  .brandbox{margin-left:6px}
  .brandbox>summary{max-width:170px}
  .brandbox>summary{max-width:150px;padding:5px 8px}
  .brand-panel{position:fixed;left:8px;right:8px;top:48px;min-width:0;width:auto}
}


/* ============================================================
   NHẤN VÀNG + SỬA NHANH TRONG KHỐI CHI TIẾT HÀNG HOÁ
   ============================================================ */
.btn-accent{background:var(--amber);border-color:var(--amber);color:#3a2600;font-weight:700}
.btn-accent:hover{background:#ffb62f;border-color:#ffb62f}
.tag-accent{background:var(--amber-soft);color:#8a5a00;border:1px solid var(--amber-line)}

/* Dòng hàng hoá bấm được */
table.data tr.clickable td{cursor:pointer}
table.data tr.row-open{background:var(--blue-soft)!important;box-shadow:inset 3px 0 0 var(--amber)}
.detail-box{border:2px solid var(--blue);border-top:0;border-radius:0 0 var(--radius) var(--radius);
  padding:0 0 12px;background:#fff}

/* Khối chi tiết: xem và sửa ngay tại chỗ */
.pdetail-head{display:flex;gap:16px;flex-wrap:wrap;align-items:flex-start}
.pdetail-thumb{width:110px;height:110px;object-fit:cover;border-radius:8px;border:1px solid var(--line)}
.pd-title{font-size:17px;font-weight:700;margin:0 0 4px}
.qf label{margin-bottom:3px}
.qf-view{min-height:22px;padding:2px 0;font-weight:600;color:var(--ink)}
.qf-view.is-empty{color:var(--ink-3);font-weight:400}
.qf-edit{display:none}
.pdetail.editing .qf-view{display:none}
.pdetail.editing .qf-edit{display:block}
.pdetail.editing{background:#fbfdff}
.qf-edit input,.qf-edit select,.qf-edit textarea{padding:6px 9px}
.qf-lock{font-size:12.5px;color:var(--ink-3)}
.pd-actions{padding:10px 14px 0;border-top:1px solid var(--line);margin-top:12px;
  display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.pd-editonly{display:none}
.pdetail.editing .pd-editonly{display:inline-flex}
.pdetail.editing .pd-hint.pd-editonly{display:block}
.pdetail.editing .pd-viewonly{display:none}
.pd-hint{font-size:12.5px;color:var(--ink-3);padding:8px 14px 0}
.pdetail .tab-panel,.pdetail .tabs{padding-left:14px;padding-right:14px}
.pdetail .tabs{padding-top:2px}
.tab.active{color:var(--blue);border-bottom-color:var(--amber)}