/* ============================================
   ADMIN PANEL - DVMOTOR Minh Thành Phát
   ============================================ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{
  font-family:'Be Vietnam Pro',system-ui,sans-serif;
  background:#F7F8FB;color:#1a1a2e;line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:.95rem}
a{color:inherit;text-decoration:none}

:root{
  --orange:#FF5A1F;
  --navy:#1a1a2e;
  --bg:#F7F8FB;
  --card:#fff;
  --border:#E5E7EB;
  --muted:#6b7280;
  --green:#0E8A3A;
  --green-bg:#E6F7EC;
  --yellow:#B86E00;
  --yellow-bg:#FFF4E0;
  --red:#C8252B;
  --red-bg:#FFE5E5;
  --gray-bg:#F3F4F6;
}

/* ============================================
   LOGIN PAGE
   ============================================ */
.login-body{
  min-height:100vh;
  background:linear-gradient(135deg,#FFE8DC 0%,#FFF1E8 50%,#FFF9F2 100%);
  display:grid;place-items:center;padding:24px;
}
.login-wrap{width:100%;max-width:440px}
.login-card{
  background:#fff;border-radius:24px;padding:40px 36px;
  box-shadow:0 30px 60px -20px rgba(255,90,31,.15),0 10px 30px -10px rgba(0,0,0,.08);
}
.login-logo{display:flex;align-items:center;gap:14px;margin-bottom:32px}
.login-logo .logo-mark{
  width:54px;height:54px;border-radius:14px;
  background:linear-gradient(135deg,var(--orange),#FFB800);
  color:#fff;font-family:'Unbounded',sans-serif;font-weight:800;font-size:1.05rem;letter-spacing:-.02em;
  display:grid;place-items:center;
  box-shadow:0 8px 20px -6px rgba(255,90,31,.5);
}
.login-logo h1{font-family:'Unbounded',sans-serif;font-size:1.05rem;color:var(--navy);line-height:1.2}
.login-logo p{font-size:.85rem;color:var(--muted)}

.form-group{margin-bottom:18px}
.form-group label{
  display:block;font-size:.85rem;font-weight:600;color:var(--navy);
  margin-bottom:6px;
}
.form-group input,.form-group select,.form-group textarea{
  width:100%;padding:12px 14px;border:1.5px solid var(--border);
  border-radius:10px;background:#fff;transition:border-color .15s ease;
}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{
  outline:none;border-color:var(--orange);
}
.form-group input[readonly]{background:#F3F4F6;color:var(--muted);cursor:not-allowed}

.btn-login{
  width:100%;padding:14px;border:none;border-radius:10px;
  background:var(--orange);color:#fff;font-weight:700;font-size:1rem;
  cursor:pointer;transition:background .15s ease,transform .1s ease;
  margin-top:8px;
}
.btn-login:hover:not(:disabled){background:#ff4a0a}
.btn-login:active{transform:translateY(1px)}
.btn-login:disabled{opacity:.6;cursor:not-allowed}

.form-msg{margin:10px 0 0;font-size:.88rem;min-height:20px}
.form-msg.error{color:var(--red)}
.form-msg.success{color:var(--green)}

.login-back{
  display:block;text-align:center;margin-top:24px;
  font-size:.88rem;color:var(--muted);
}
.login-back:hover{color:var(--orange)}

/* ============================================
   DASHBOARD LAYOUT
   ============================================ */
.admin-shell{display:grid;grid-template-columns:260px 1fr;min-height:100vh}
.sidebar{
  background:var(--navy);color:#fff;padding:24px 18px;
  position:sticky;top:0;height:100vh;overflow-y:auto;
}
.sidebar-logo{display:flex;align-items:center;gap:12px;margin-bottom:28px;padding-bottom:18px;border-bottom:1px solid rgba(255,255,255,.1)}
.sidebar-logo .logo-mark{
  width:42px;height:42px;border-radius:10px;
  background:linear-gradient(135deg,var(--orange),#FFB800);
  color:#fff;font-family:'Unbounded',sans-serif;font-weight:800;font-size:.92rem;letter-spacing:-.02em;
  display:grid;place-items:center;
}
.sidebar-logo h2{font-family:'Unbounded',sans-serif;font-size:.95rem;line-height:1.2}
.sidebar-logo p{font-size:.72rem;color:#9ca3af}

.sidebar-nav{display:flex;flex-direction:column;gap:4px}
.sidebar-nav a{
  display:flex;align-items:center;gap:10px;
  padding:11px 14px;border-radius:10px;color:#cfd2d8;
  font-weight:500;font-size:.92rem;transition:all .15s ease;
}
.sidebar-nav a:hover{background:rgba(255,255,255,.06);color:#fff}
.sidebar-nav a.active{background:var(--orange);color:#fff}
.sidebar-nav .nav-icon{width:18px;height:18px;flex-shrink:0}

.sidebar-bottom{
  margin-top:auto;padding-top:18px;border-top:1px solid rgba(255,255,255,.1);
  position:absolute;bottom:24px;left:18px;right:18px;
}
.user-info{font-size:.82rem;color:#9ca3af;margin-bottom:10px;padding:0 8px}
.user-info b{color:#fff;display:block;margin-bottom:2px;font-size:.88rem;word-break:break-all}
.btn-logout{
  display:block;width:100%;padding:10px;border:1px solid rgba(255,255,255,.15);
  background:transparent;color:#cfd2d8;border-radius:8px;font-size:.88rem;
}
.btn-logout:hover{background:rgba(200,37,43,.2);color:#fff;border-color:var(--red)}

/* MAIN */
.main{padding:28px 36px;min-width:0}
.page-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:16px;
  margin-bottom:24px;flex-wrap:wrap;
}
.page-head h1{font-family:'Unbounded',sans-serif;font-size:1.6rem;color:var(--navy);line-height:1.2}
.page-head .subtitle{color:var(--muted);font-size:.92rem;margin-top:4px}
.head-actions{display:flex;gap:10px;flex-wrap:wrap}

/* BUTTONS */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 18px;border-radius:10px;border:none;
  font-weight:600;font-size:.9rem;cursor:pointer;transition:all .15s ease;
  text-decoration:none;
}
.btn-primary{background:var(--orange);color:#fff}
.btn-primary:hover{background:#ff4a0a}
.btn-secondary{background:#fff;color:var(--navy);border:1.5px solid var(--border)}
.btn-secondary:hover{border-color:var(--orange);color:var(--orange)}
.btn-danger{background:var(--red);color:#fff}
.btn-danger:hover{background:#a91d22}
.btn-sm{padding:7px 12px;font-size:.82rem;border-radius:8px}
.btn-icon{padding:7px 9px}

/* STATS */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px;margin-bottom:24px}
.stat-card{
  background:#fff;border:1px solid var(--border);border-radius:14px;padding:16px 18px;
  display:flex;align-items:center;gap:14px;transition:box-shadow .15s ease,transform .15s ease;
}
.stat-card:hover{box-shadow:0 10px 24px -14px rgba(0,0,0,.25);transform:translateY(-2px)}
.stat-icon{
  width:46px;height:46px;border-radius:12px;flex-shrink:0;
  display:grid;place-items:center;font-size:1.3rem;background:var(--gray-bg);
}
.stat-card.s-total .stat-icon{background:#EEF2FF}
.stat-card.s-in .stat-icon{background:var(--green-bg)}
.stat-card.s-out .stat-icon{background:var(--yellow-bg)}
.stat-card.s-stop .stat-icon{background:var(--red-bg)}
.stat-text{min-width:0}
.stat-label{font-size:.74rem;color:var(--muted);font-weight:600;margin-bottom:3px;text-transform:uppercase;letter-spacing:.04em}
.stat-value{font-family:'Unbounded',sans-serif;font-size:1.5rem;color:var(--navy);font-weight:700;line-height:1.1}
.stat-card.s-in .stat-value{color:var(--green)}
.stat-card.s-out .stat-value{color:var(--yellow)}
.stat-card.s-stop .stat-value{color:var(--red)}

/* FILTER BAR */
.filter-bar{
  background:#fff;border:1px solid var(--border);border-radius:14px;padding:14px 18px;
  display:flex;align-items:center;gap:12px;margin-bottom:18px;flex-wrap:wrap;
}
.filter-bar input[type=text]{
  flex:1;min-width:220px;padding:10px 14px;border:1.5px solid var(--border);
  border-radius:10px;background:#F9FAFB;
}
.filter-bar input[type=text]:focus{outline:none;border-color:var(--orange);background:#fff}
.filter-bar select{
  padding:10px 14px;border:1.5px solid var(--border);border-radius:10px;background:#fff;
}

/* TABLE */
.table-wrap{
  background:#fff;border:1px solid var(--border);border-radius:14px;overflow:hidden;
}
table{width:100%;border-collapse:collapse}
thead{background:#F9FAFB;border-bottom:1px solid var(--border)}
th{
  text-align:left;padding:13px 16px;font-size:.78rem;font-weight:700;
  color:var(--muted);text-transform:uppercase;letter-spacing:.05em;
}
td{padding:14px 16px;border-bottom:1px solid var(--border);font-size:.92rem;vertical-align:middle}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover{background:#F9FAFB}

.row-img{width:48px;height:48px;border-radius:8px;background:#F3F4F6;object-fit:cover}
.row-name{font-weight:600;color:var(--navy)}
.row-name small{display:block;color:var(--muted);font-weight:400;font-size:.78rem;margin-top:2px}

/* STATUS BADGES */
.badge{
  display:inline-block;padding:4px 10px;border-radius:999px;
  font-size:.74rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;
  white-space:nowrap;
}
.badge-con-hang{background:var(--green-bg);color:var(--green)}
.badge-het-hang{background:var(--yellow-bg);color:var(--yellow)}
.badge-ngung-san-xuat{background:var(--red-bg);color:var(--red)}
.badge-dien{background:#EEF2FF;color:#4338CA}
.badge-50cc{background:#FFF1E8;color:var(--orange)}
.badge-50cc-cao-cap{background:#FFFBEB;color:#92400E}

/* ROW ACTIONS */
.row-actions{display:flex;gap:6px;justify-content:flex-end}

/* EMPTY STATE */
.empty{text-align:center;padding:60px 20px;color:var(--muted)}
.empty-icon{font-size:2.5rem;margin-bottom:12px;opacity:.4}

/* TESTIMONIAL ADMIN LIST */
.tm-list{display:flex;flex-direction:column;gap:12px}
.tm-item{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--border);border-radius:14px;padding:16px 18px}
.tm-item.tm-hidden{opacity:.55}
.tm-ava{width:48px;height:48px;border-radius:50%;flex-shrink:0;display:grid;place-items:center;background:var(--gray-bg);font-size:1.3rem;overflow:hidden}
.tm-ava img{width:100%;height:100%;object-fit:cover}
.tm-body{flex:1;min-width:0}
.tm-top{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.tm-top b{color:var(--navy)}
.tm-stars{color:#F59E0B;letter-spacing:1px}
.tm-badge{font-size:.72rem;font-weight:700;color:var(--red);background:var(--red-bg);padding:2px 8px;border-radius:999px}
.tm-role{font-size:.82rem;color:var(--muted);margin:2px 0 6px}
.tm-content{font-size:.92rem;color:var(--navy);line-height:1.5;font-style:italic}
.tm-actions{display:flex;flex-direction:column;gap:6px;flex-shrink:0}
@media(max-width:560px){.tm-item{flex-wrap:wrap}.tm-actions{flex-direction:row}}

/* MODAL */
.modal-overlay{
  position:fixed;inset:0;background:rgba(20,20,40,.58);
  display:none;align-items:center;justify-content:center;z-index:100;padding:20px;
}
.modal-overlay.open{display:flex}
.modal-card{
  background:#fff;border-radius:18px;width:100%;max-width:760px;
  max-height:calc(100vh - 40px);overflow:hidden;
  display:flex;flex-direction:column;
  box-shadow:0 30px 60px -10px rgba(0,0,0,.3);
}
.modal-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:20px 24px;border-bottom:1px solid var(--border);
}
.modal-head h2{font-family:'Unbounded',sans-serif;font-size:1.15rem;color:var(--navy)}
.modal-close{
  width:36px;height:36px;border-radius:50%;border:none;background:#F3F4F6;
  font-size:1.4rem;color:var(--navy);
}
.modal-close:hover{background:#E5E7EB}
.modal-body{padding:24px;overflow-y:auto;flex:1}
.modal-foot{
  padding:16px 24px;border-top:1px solid var(--border);background:#F9FAFB;
  display:flex;justify-content:flex-end;gap:10px;
}

/* FORM IN MODAL */
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px}
.form-row.single{grid-template-columns:1fr}
.form-group{margin-bottom:14px}
.form-group small{display:block;font-size:.78rem;color:var(--muted);margin-top:4px}
.form-group textarea{min-height:80px;resize:vertical}

/* COLOR LIST */
.color-list{display:flex;flex-direction:column;gap:8px;margin-top:8px}
.color-item{
  display:flex;align-items:center;gap:10px;
  padding:8px 10px;background:#F9FAFB;border:1px solid var(--border);border-radius:10px;
}
.color-item img{width:46px;height:46px;border-radius:8px;object-fit:cover;background:#fff}
.color-item .ci-info{flex:1;min-width:0}
.color-item .ci-info b{font-size:.9rem;display:block;color:var(--navy)}
.color-item .ci-info span{font-size:.78rem;color:var(--muted)}
.color-item .ci-stock{
  padding:4px 10px;border-radius:999px;font-size:.72rem;font-weight:700;cursor:pointer;
  border:none;
}
.color-item .ci-stock.in{background:var(--green-bg);color:var(--green)}
.color-item .ci-stock.out{background:var(--red-bg);color:var(--red)}
.color-item .ci-del{
  width:30px;height:30px;border-radius:8px;background:transparent;color:var(--muted);
  border:none;font-size:1.1rem;
}
.color-item .ci-del:hover{background:var(--red-bg);color:var(--red)}

.add-color-btn{
  display:flex;align-items:center;gap:8px;padding:10px 14px;
  background:#fff;border:1.5px dashed var(--border);border-radius:10px;
  color:var(--orange);font-weight:600;font-size:.88rem;width:100%;justify-content:center;
}
.add-color-btn:hover{border-color:var(--orange);background:#FFF9F2}

/* RESPONSIVE */
@media(max-width:880px){
  .admin-shell{grid-template-columns:1fr}
  .sidebar{position:relative;height:auto;padding:14px}
  .sidebar-bottom{position:relative;bottom:auto;left:auto;right:auto}
  .sidebar-nav{flex-direction:row;overflow-x:auto;gap:6px}
  .sidebar-nav a{white-space:nowrap;padding:8px 12px;font-size:.85rem}
  .main{padding:18px}
  .form-row{grid-template-columns:1fr}
  /* Bảng nhiều cột: cho cuộn ngang thay vì bị nén/tràn trên điện thoại */
  .table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
  table{font-size:.85rem;min-width:600px}
  .row-img{width:40px;height:40px}
  /* Thanh lọc/tìm không bị tràn: ô tìm kiếm chiếm 1 hàng, dropdown tự xuống dòng */
  .filter-bar input[type=text],
  .toolbar .search-input{min-width:0;flex:1 1 100%}
  .toolbar{flex-wrap:wrap}
  /* Toast nằm gọn trong màn hình điện thoại */
  .toast{left:16px;right:16px;max-width:none}
}

/* Màn hình rất nhỏ: nới chật cho modal admin */
@media(max-width:480px){
  .modal-overlay{padding:10px}
  .modal-head,.modal-foot{padding-left:16px;padding-right:16px}
  .modal-body{padding:16px}
}

/* TOAST */
.toast{
  position:fixed;top:20px;right:20px;z-index:200;
  background:var(--navy);color:#fff;padding:14px 20px;border-radius:10px;
  box-shadow:0 12px 30px -8px rgba(0,0,0,.3);
  display:none;align-items:center;gap:10px;
  animation:toastIn .3s ease-out;
  max-width:380px;
}
.toast.show{display:flex}
.toast.success{background:var(--green)}
.toast.error{background:var(--red)}
@keyframes toastIn{from{transform:translateY(-20px);opacity:0}to{transform:translateY(0);opacity:1}}

/* LOADING */
.loading-overlay{
  position:fixed;inset:0;background:rgba(255,255,255,.7);
  display:none;align-items:center;justify-content:center;z-index:300;
}
.loading-overlay.show{display:flex}
.spinner{
  width:48px;height:48px;border:4px solid #E5E7EB;border-top-color:var(--orange);
  border-radius:50%;animation:spin .8s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

/* SUBSCRIBERS PAGE */
.badge-voucher{background:#FDF2F8;color:#BE185D;font-weight:600}
.email-link{color:var(--orange);text-decoration:none}
.email-link:hover{text-decoration:underline}
.btn-delete{background:transparent;border:1px solid #FCA5A5;color:var(--red);cursor:pointer;border-radius:6px;font-size:14px}
.btn-delete:hover{background:#FEE2E2}
.filter-select{padding:10px 14px;border:1.5px solid #E5E7EB;border-radius:8px;font-size:14px;background:#fff;cursor:pointer;font-family:inherit}
.filter-select:focus{outline:none;border-color:var(--orange)}
.search-input{padding:10px 14px;border:1.5px solid #E5E7EB;border-radius:8px;font-size:14px;flex:1;font-family:inherit}
.search-input:focus{outline:none;border-color:var(--orange)}
.toolbar{display:flex;gap:12px;margin-bottom:20px;align-items:center}

/* ============================================
   HÓA ĐƠN / BÁN XE — FORM
   ============================================ */
.form-row-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px;margin-bottom:14px}
.form-group input.input-error,.form-group select.input-error{border-color:var(--red) !important;background:#FFF5F5}
.form-section{border:1px solid var(--border);border-radius:14px;padding:16px 18px;margin-bottom:16px;background:#fff}
.form-section-title{font-weight:700;color:var(--navy);font-size:.95rem;margin-bottom:14px;padding-bottom:8px;border-bottom:1px solid var(--border)}

/* Khung quét CCCD */
.scan-box{
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  background:#FFF6F0;border:1px solid #FFD9C2;border-radius:12px;padding:14px 16px;margin-bottom:16px;
}
.scan-box-info b{display:block;color:var(--navy);font-size:.92rem}
.scan-box-info span{font-size:.8rem;color:var(--muted)}
.scan-box-actions{display:flex;gap:8px;flex-wrap:wrap}
.scan-box-actions .btn{cursor:pointer}

/* 3 ô ảnh */
.img-slots{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:6px}
.img-slot label{display:block;font-size:.8rem;font-weight:600;color:var(--navy);margin-bottom:6px}
.img-slot label i{font-weight:400;color:var(--muted)}
.img-slot small{display:block;font-size:.72rem;color:var(--muted);margin-top:4px}
.img-drop{
  position:relative;height:96px;border:1.5px dashed var(--border);border-radius:10px;
  background:#F9FAFB center/cover no-repeat;display:grid;place-items:center;
  cursor:pointer;color:var(--orange);font-weight:600;font-size:.85rem;text-align:center;
  transition:border-color .15s ease;
}
.img-drop:hover{border-color:var(--orange)}
.img-drop.has-img{border-style:solid;border-color:var(--orange)}
.img-drop.has-img span{background:rgba(0,0,0,.55);color:#fff;padding:3px 10px;border-radius:999px;font-size:.78rem}

/* Box tổng tiền */
.total-box{background:#F0FAF4;border:1px solid #BFE6CC;border-radius:12px;padding:12px 16px;margin:4px 0 14px}
.total-row{display:flex;justify-content:space-between;align-items:center}
.total-row span{font-size:.9rem;color:var(--navy);font-weight:600}
.total-row b{font-family:'Unbounded',sans-serif;font-size:1.3rem;color:var(--green)}
.total-words{font-size:.82rem;color:var(--muted);font-style:italic;margin-top:4px}

/* Camera quét QR */
.cam-overlay{position:fixed;inset:0;background:rgba(0,0,0,.8);display:none;align-items:center;justify-content:center;z-index:400;padding:20px}
.cam-overlay.open{display:flex}
.cam-box{background:#fff;border-radius:16px;padding:16px;width:100%;max-width:380px}
.cam-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px}
.cam-head b{font-size:.9rem;color:var(--navy)}
#reader{width:100%;border-radius:12px;overflow:hidden}
.cam-hint{text-align:center;font-size:.8rem;color:var(--muted);margin-top:10px}

/* ============================================
   MẪU HÓA ĐƠN (xem + in) — TRẮNG ĐEN
   ============================================ */
.inv-doc{
  background:#fff;color:#000;font-family:'Be Vietnam Pro',sans-serif;
  max-width:780px;margin:0 auto;padding:28px 32px;font-size:13.5px;line-height:1.5;
  box-shadow:0 6px 24px -8px rgba(0,0,0,.18);border-radius:6px;
}
.inv-top{display:flex;align-items:center;gap:14px;border-bottom:2px solid #000;padding-bottom:12px}
.inv-logo{
  width:54px;height:54px;border-radius:10px;flex-shrink:0;
  background:#fff;color:#000;border:2px solid #000;
  font-family:'Unbounded',sans-serif;font-weight:800;display:grid;place-items:center;font-size:1rem;
}
.inv-shop{font-family:'Unbounded',sans-serif;font-weight:800;font-size:1.15rem;color:#000;letter-spacing:-.01em}
.inv-sub{font-size:.8rem;color:#333;margin-top:2px}
.inv-contact{font-size:.78rem;color:#000;margin-top:4px}
.inv-h1{text-align:center;font-family:'Unbounded',sans-serif;font-size:1.3rem;color:#000;margin:16px 0 6px;letter-spacing:.02em}
.inv-metaline{display:flex;justify-content:center;gap:28px;font-size:.85rem;color:#000;margin-bottom:16px;flex-wrap:wrap}
.inv-block{margin-bottom:14px}
.inv-block-title{font-weight:700;font-size:.78rem;color:#000;text-transform:uppercase;letter-spacing:.04em;margin-bottom:6px;border-bottom:1px solid #000;padding-bottom:3px}
.inv-kv{width:100%;border-collapse:collapse}
.inv-kv td{padding:6px 8px;font-size:.85rem;vertical-align:top;border:1px solid #888}
.inv-kv td.k{background:#f2f2f2;color:#000;font-weight:600;width:16%;white-space:nowrap}
.inv-kv td.v{color:#000}
.inv-grid{width:100%;border-collapse:collapse}
.inv-grid th{background:#e8e8e8;color:#000;font-size:.76rem;text-transform:uppercase;letter-spacing:.03em;padding:8px;border:1px solid #888;text-align:left}
.inv-grid td{padding:8px;border:1px solid #888;font-size:.86rem}
.inv-money td{text-align:right}
.inv-money th{text-align:right}
.inv-money th:first-child,.inv-money td:first-child{text-align:left}
.strong{font-weight:700;color:#000}
.inv-words{font-size:.85rem;margin:6px 0 8px;color:#000}
.inv-pay{margin-top:4px}
.inv-note-line{font-size:.82rem;color:#000;margin-top:6px}
.inv-policy{background:#fff;border:1px dashed #000;border-radius:6px;padding:8px 12px;font-size:.82rem;color:#000;margin:10px 0 16px}
.inv-signs{display:flex;justify-content:space-around;margin-top:10px;text-align:center;gap:16px}
.inv-sign{display:flex;flex-direction:column;align-items:center;gap:2px;min-width:170px}
.inv-sign b{font-size:.88rem;color:#000}
.inv-sign span{font-size:.78rem;color:#333;font-style:italic}
.inv-sign::after{content:'';display:block;height:60px}
.inv-foot{text-align:center;font-size:.82rem;color:#333;margin-top:16px;border-top:1px solid #888;padding-top:10px;font-style:italic}

/* Vùng in ẩn trên màn hình */
#print-area{display:none}

@media print{
  body{background:#fff !important}
  .admin-shell,.modal-overlay,.cam-overlay,.toast,.loading-overlay{display:none !important}
  #print-area{display:block !important}
  #print-area .inv-doc{box-shadow:none;border-radius:0;max-width:none;margin:0;padding:0}
  @page{size:A4;margin:14mm}
}

@media(max-width:880px){
  .form-row-3{grid-template-columns:1fr}
}
@media(max-width:560px){
  .img-slots{grid-template-columns:1fr}
}