/* ===== POS Manager – Responsive CSS ===== */
/* Breakpoints:
   - Tablet:  max-width 1024px
   - Mobile:  max-width 768px
   - Small:   max-width 480px
*/

/* ─────────────────────────────────────────
   TOPNAV HORIZONTAL MENU – MOBILE
───────────────────────────────────────── */

/* Nút hamburger trong topnav (mobile) */
.topnav-mobile-btn {
  display: none;
  width: 36px; height: 36px;
  border: none;
  background: transparent;
  cursor: pointer;
  color: var(--on-surface);
  font-size: 18px;
  border-radius: var(--radius-md);
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-left: 4px;
}
.topnav-mobile-btn:hover { background: var(--surface-container); }

/* Drawer menu mobile cho topnav */
.topnav-drawer {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  z-index: 500;
}
.topnav-drawer.open { display: block; }

.topnav-drawer-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.45);
}

.topnav-drawer-panel {
  position: absolute;
  top: 0; left: 0;
  width: 280px;
  height: 100%;
  background: var(--surface-container-lowest);
  box-shadow: var(--shadow-lg);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  transform: translateX(-100%);
  transition: transform 220ms ease;
}
.topnav-drawer.open .topnav-drawer-panel {
  transform: translateX(0);
}

.topnav-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--outline-variant);
}
.topnav-drawer-header .logo-text {
  font-weight: 800;
  font-size: 14px;
}
.topnav-drawer-close {
  width: 32px; height: 32px;
  border: none; background: transparent;
  cursor: pointer; font-size: 18px;
  color: var(--on-surface-variant);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
}
.topnav-drawer-close:hover { background: var(--surface-container); }

.topnav-drawer-nav {
  flex: 1;
  padding: 8px 0;
  overflow-y: auto;
}

/* Items trong drawer */
.topnav-drawer-nav a,
.topnav-drawer-group-label {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--on-surface-variant);
  text-decoration: none;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}
.topnav-drawer-nav a:hover,
.topnav-drawer-group-label:hover {
  background: var(--surface-container-low);
  color: var(--on-surface);
}
.topnav-drawer-nav a.active {
  background: #dae2ff;
  color: var(--primary);
  font-weight: 600;
  border-left: 3px solid var(--primary);
  padding-left: 17px;
}
.topnav-drawer-group-label {
  font-weight: 600;
  color: var(--on-surface);
  justify-content: space-between;
}
.topnav-drawer-group-label i.arrow {
  font-size: 10px;
  transition: transform 200ms;
}
.topnav-drawer-group-label.open i.arrow {
  transform: rotate(180deg);
}
.topnav-drawer-submenu {
  display: none;
  background: var(--surface-container-low);
}
.topnav-drawer-submenu.open { display: block; }
.topnav-drawer-submenu a {
  padding-left: 44px;
  font-size: 13px;
}

@media (max-width: 900px) {
  /* Ẩn topnav menu ngang, hiện hamburger */
  .topnav-menu { display: none !important; }
  .topnav-mobile-btn { display: flex; }

  /* Topnav inner compact */
  .topnav-inner {
    padding: 0 12px;
    gap: 0;
  }
  .topnav-logo {
    padding-right: 12px;
    margin-right: 4px;
  }
  .topnav-logo .logo-text span { display: none; }
}

@media (max-width: 600px) {
  .topnav-logo .logo-text { font-size: 13px; }
}

/* ─────────────────────────────────────────
   TABLET (iPad, màn hình nhỏ)
───────────────────────────────────────── */

/* Nút hamburger: ẩn trên desktop */
.navbar-menu-btn {
  display: none;
}

/* ── Nút collapse sidebar (desktop) ── */
.sidebar-collapse-btn {
  margin-left: auto;
  width: 28px;
  height: 28px;
  border: 1px solid var(--outline-variant);
  background: var(--surface-container-low);
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--on-surface-variant);
  font-size: 11px;
  flex-shrink: 0;
  transition: background var(--transition), color var(--transition), transform var(--transition);
}

.sidebar-collapse-btn:hover {
  background: var(--surface-container);
  color: var(--on-surface);
}

/* ── Sidebar collapsed state ── */
.sidebar.collapsed {
  width: 64px !important;
}

.sidebar.collapsed .logo-text,
.sidebar.collapsed .nav-section-label,
.sidebar.collapsed .nav-badge,
.sidebar.collapsed .nav-item > span + *,
.sidebar.collapsed .sidebar-footer .nav-item > span + * {
  display: none;
}

/* Xoay icon chevron khi collapsed */
.sidebar.collapsed .sidebar-collapse-btn i {
  transform: rotate(180deg);
}

.sidebar.collapsed .sidebar-logo {
  justify-content: center;
  padding: 20px 14px 16px;
}

.sidebar.collapsed .sidebar-collapse-btn {
  margin-left: 0;
}

.sidebar.collapsed .nav-item {
  justify-content: center;
  padding: 10px;
}

.sidebar.collapsed .nav-item .nav-icon {
  width: 24px;
  height: 24px;
  font-size: 17px;
}

/* Tooltip khi hover nav-item lúc collapsed */
.sidebar.collapsed .nav-item {
  position: relative;
}

.sidebar.collapsed .nav-item::after {
  content: attr(data-label);
  position: absolute;
  left: calc(100% + 10px);
  top: 50%;
  transform: translateY(-50%);
  background: var(--inverse-surface);
  color: #fff;
  font-size: 12px;
  font-weight: 500;
  padding: 5px 10px;
  border-radius: var(--radius-md);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 150ms ease;
  z-index: 300;
}

.sidebar.collapsed .nav-item:hover::after {
  opacity: 1;
}

/* Main content co lại khi sidebar collapsed */
.sidebar.collapsed ~ .main-content {
  margin-left: 64px;
}

/* Transition mượt */
.sidebar {
  transition: width 200ms ease, transform 200ms ease !important;
}

.main-content {
  transition: margin-left 200ms ease;
}

@media (max-width: 1024px) {
  :root {
    --sidebar-width: 200px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .navbar-search {
    width: 180px;
  }

  .page-content {
    padding: 16px;
  }
}

/* ─────────────────────────────────────────
   MOBILE (điện thoại ngang / tablet nhỏ)
───────────────────────────────────────── */
@media (max-width: 768px) {
  :root {
    --sidebar-width: 260px;
    --navbar-height: 56px;
  }

  /* ── Sidebar: ẩn mặc định, hiện khi có class .open ── */
  .sidebar {
    transform: translateX(-100%);
    z-index: 200;
    box-shadow: var(--shadow-lg);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  /* ── Overlay khi sidebar mở ── */
  .sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 199;
  }

  .sidebar-overlay.active {
    display: block;
  }

  /* ── Main content chiếm full width ── */
  .main-content {
    margin-left: 0;
  }

  /* ── Navbar ── */
  .navbar {
    padding: 0 16px;
    gap: 10px;
  }

  /* Hiện nút hamburger trên mobile */
  .navbar-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border: none;
    background: transparent;
    cursor: pointer;
    color: var(--on-surface);
    font-size: 20px;
    border-radius: var(--radius-md);
    flex-shrink: 0;
  }

  .navbar-menu-btn:hover {
    background: var(--surface-container);
  }

  .navbar-search {
    display: none;
  }

  .navbar-title {
    font-size: 15px;
  }

  /* ── Page content ── */
  .page-content {
    padding: 12px;
  }

  .page-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 16px;
  }

  .page-header h1 {
    font-size: 18px;
  }

  .page-header .btn-group,
  .page-header > .btn {
    width: 100%;
  }

  /* ── Stats grid ── */
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-bottom: 16px;
  }

  .stat-card {
    padding: 14px;
    gap: 10px;
  }

  .stat-icon {
    width: 40px;
    height: 40px;
    font-size: 18px;
  }

  /* ── Cards ── */
  .card-header {
    padding: 12px 14px;
    flex-wrap: wrap;
    gap: 8px;
  }

  .card-body {
    padding: 14px;
  }

  /* ── Grid layouts ── */
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr !important;
  }

  /* ── Tables: scroll ngang ── */
  .table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  table {
    min-width: 600px;
  }

  /* ── Modals ── */
  .modal-dialog {
    margin: 0;
    max-width: 100%;
    width: 100%;
    min-height: 100dvh;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
  }

  .modal-header {
    padding: 14px 16px;
  }

  .modal-body {
    padding: 16px;
    max-height: 70dvh;
    overflow-y: auto;
  }

  .modal-footer {
    padding: 12px 16px;
    flex-direction: column;
    gap: 8px;
  }

  .modal-footer .btn {
    width: 100%;
    justify-content: center;
  }

  /* ── Buttons ── */
  .btn-group-responsive {
    display: flex;
    flex-direction: column;
    gap: 8px;
    width: 100%;
  }

  .btn-group-responsive .btn {
    width: 100%;
    justify-content: center;
  }

  /* ── Filter bar – 2-column grid on mobile ── */
  .filter-bar {
    flex-direction: row !important;
    flex-wrap: wrap !important;
    gap: 8px !important;
    padding: 12px !important;
    align-items: flex-start !important;
  }

  /* Search: full width */
  .filter-bar .search-input-wrap {
    width: 100% !important;
    max-width: 100% !important;
    min-width: unset !important;
    flex: unset !important;
  }

  /* Select và input number: 2 cột */
  .filter-bar > select,
  .filter-bar > input[type="number"] {
    width: calc(50% - 4px) !important;
    min-width: unset !important;
    flex: unset !important;
  }

  /* Searchable filter wraps (catFilterWrap, locFilterWrap...): 2 cột */
  .filter-bar > div[id$="FilterWrap"],
  .filter-bar > div[id$="filterWrap"] {
    width: calc(50% - 4px) !important;
    min-width: unset !important;
    flex: unset !important;
  }

  /* Date range div: full width, 2 date cạnh nhau */
  .filter-bar > div.filter-date-range,
  .filter-bar > div[style*="display:flex"][style*="align-items:center"] {
    width: 100% !important;
    flex: unset !important;
    display: flex !important;
    align-items: center !important;
    gap: 6px !important;
  }
  .filter-bar > div.filter-date-range input[type="date"],
  .filter-bar > div[style*="display:flex"][style*="align-items:center"] input[type="date"] {
    flex: 1 !important;
    width: auto !important;
    min-width: 0 !important;
    font-size: 12px !important;
    padding: 8px 6px !important;
  }
  /* Ẩn icon calendar trong date range trên mobile */
  .filter-bar > div[style*="display:flex"] > i.fa-regular {
    display: none !important;
  }

  /* Nút xóa lọc: full width */
  .filter-bar > .btn {
    width: 100% !important;
    justify-content: center !important;
  }

  /* View toggle (div có margin-left:auto): full width, align right */
  .filter-bar > div[style*="margin-left"] {
    width: 100% !important;
    margin-left: 0 !important;
    display: flex !important;
    justify-content: flex-end !important;
  }

  /* Ẩn mũi tên → standalone giữa 2 date */
  .filter-bar > span {
    display: none !important;
  }

  /* ── Form grid ── */
  .form-grid-2 {
    grid-template-columns: 1fr !important;
  }

  /* ── POS layout ── */
  .pos-layout {
    flex-direction: column;
  }

  .pos-products {
    flex: none;
    height: 55dvh;
    overflow-y: auto;
  }

  .pos-cart {
    flex: none;
    height: 45dvh;
    border-left: none;
    border-top: 1px solid var(--outline-variant);
    overflow-y: auto;
  }

  /* ── User info: ẩn text, chỉ hiện avatar ── */
  .user-info .user-name,
  .user-info .user-role {
    display: none;
  }
}

/* ─────────────────────────────────────────
   SMALL MOBILE (< 480px)
───────────────────────────────────────── */
@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .stat-card {
    flex-direction: row;
    align-items: center;
  }

  .page-header h1 {
    font-size: 16px;
  }

  .navbar-title {
    font-size: 14px;
  }

  /* ẩn bớt icon actions trên navbar */
  .navbar-actions .icon-btn:not(:last-child):not(.keep-mobile) {
    display: none;
  }

  .card-header h3 {
    font-size: 13px;
  }

  /* Table font nhỏ hơn */
  table {
    font-size: 12px;
  }

  .badge {
    font-size: 10px;
    padding: 2px 6px;
  }

  /* Filter: select full width trên màn rất nhỏ */
  .filter-bar > select,
  .filter-bar > input[type="number"],
  .filter-bar > div[id$="FilterWrap"],
  .filter-bar > div[id$="filterWrap"] {
    width: 100% !important;
  }
}

/* ─────────────────────────────────────────
   POS TRADITIONAL – MOBILE RESPONSIVE
───────────────────────────────────────── */

/* Tablet & Mobile landscape (max-width: 1024px) */
@media (max-width: 1024px) {
  #traditionalLayout .trad-body {
    flex-direction: column;
  }

  #traditionalLayout .trad-order {
    flex: 0 0 auto;
    height: 45vh;
    min-height: 45vh;
    max-height: 45vh;
    overflow-y: auto;
  }

  #traditionalLayout .trad-payment {
    width: 100%;
    max-width: 100%;
    min-width: 100%;
    flex: 1;
    border-left: none;
    border-top: 1px solid #e0e0e0;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
  }

  #traditionalLayout .trad-payment-body {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  #traditionalLayout .trad-payment-footer {
    flex-shrink: 0;
    position: sticky;
    bottom: 0;
    background: white;
    z-index: 100;
    border-top: 2px solid #e0e0e0;
    box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.1);
  }

  /* Ẩn các nút không cần thiết trên tablet */
  #traditionalLayout .trad-clock-wrap,
  #traditionalLayout .trad-import-btn,
  #traditionalLayout .trad-channel-navbar {
    display: none !important;
  }

  /* Navbar compact */
  #traditionalLayout .trad-navbar {
    padding: 0 10px;
    gap: 6px;
    height: 52px;
  }

  #traditionalLayout .trad-search-wrap {
    max-width: 40%;
  }

  #traditionalLayout .trad-user-info {
    display: none;
  }
}

/* iPad & Tablet (768px - 1024px) */
@media (min-width: 768px) and (max-width: 1024px) {
  /* Tối ưu cho iPad */
  #traditionalLayout .trad-body {
    height: calc(100vh - 100px);
  }

  #traditionalLayout .trad-order {
    height: 50vh;
    min-height: 50vh;
    max-height: 50vh;
  }

  /* Hiển thị đầy đủ thông tin thanh toán */
  #traditionalLayout .trad-payment {
    height: 50vh;
    min-height: 50vh;
  }

  #traditionalLayout .trad-payment-body {
    padding: 12px 16px;
  }

  #traditionalLayout .trad-payment-footer {
    padding: 12px 16px;
  }

  /* Giữ lại một số thông tin trên iPad */
  #traditionalLayout .trad-order-header .toh-icon,
  #traditionalLayout .trad-order-header .toh-unit,
  #traditionalLayout .trad-order-row .tor-icon,
  #traditionalLayout .trad-order-row .tor-unit {
    display: flex !important;
  }

  #traditionalLayout .trad-order-header .toh-price,
  #traditionalLayout .trad-order-row .tor-price {
    display: block !important;
  }
}

/* Mobile (max-width: 768px) */
@media (max-width: 768px) {
  /* ── Ngăn overflow ngang toàn bộ ── */
  html, body {
    overflow-x: hidden;
    max-width: 100vw;
  }

  #traditionalLayout {
    overflow-x: hidden;
    max-width: 100vw;
    width: 100%;
  }

  #traditionalLayout * {
    max-width: 100%;
  }

  #traditionalLayout .trad-body {
    overflow-x: hidden;
    max-width: 100vw;
    width: 100%;
  }

  /* ── Navbar mobile ── */
  #traditionalLayout .trad-navbar {
    height: auto;
    min-height: 48px;
    padding: 6px 8px;
    gap: 4px;
    flex-wrap: wrap;
  }

  #traditionalLayout .trad-search-wrap {
    order: 3;
    width: calc(100% - 16px);
    max-width: calc(100% - 16px);
    margin: 4px 0 0 0;
    padding: 6px 10px;
    flex-shrink: 0;
  }

  #traditionalLayout .trad-search-wrap input {
    font-size: 14px;
  }

  #traditionalLayout .trad-channel-navbar {
    display: none !important;
  }

  #traditionalLayout .trad-navbar-actions {
    gap: 3px;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  #traditionalLayout .trad-navbar-actions::-webkit-scrollbar {
    display: none;
  }

  #traditionalLayout .trad-nav-btn {
    width: 34px;
    height: 34px;
    font-size: 14px;
    flex-shrink: 0;
  }

  /* Ẩn các nút ít dùng trên mobile */
  #traditionalLayout .trad-clock-wrap,
  #traditionalLayout .trad-nav-divider,
  #traditionalLayout #tradUserAvatar,
  #traditionalLayout .trad-user-info,
  #traditionalLayout #tradDate,
  #traditionalLayout .trad-import-btn {
    display: none !important;
  }

  #traditionalLayout #tradNetStatus {
    display: none !important;
  }

  #traditionalLayout #tradNetLabel {
    display: none;
  }

  #traditionalLayout #tradSyncBtn {
    flex-shrink: 0;
  }

  /* Menu dropdown button - giữ lại */
  #traditionalLayout .trad-menu-wrap {
    flex-shrink: 0;
  }

  /* ── Tab bar mobile ── */
  #traditionalLayout .trad-tabbar {
    height: 42px;
    padding-left: 4px;
    gap: 3px;
  }

  #traditionalLayout .trad-tab {
    padding: 6px 12px;
    font-size: 13px;
    height: 34px;
  }

  #traditionalLayout .trad-tab.active {
    height: 36px;
  }

  #traditionalLayout .trad-tab-add {
    padding: 4px 10px;
    height: 34px;
    font-size: 14px;
  }

  /* ── Body layout: stack vertical ── */
  #traditionalLayout .trad-body {
    flex-direction: column;
    height: calc(100vh - 100px); /* Trừ navbar + tabbar */
    overflow: hidden;
  }

  /* ── Order list (giỏ hàng) ── */
  #traditionalLayout .trad-order {
    flex: 0 0 auto;
    height: 40vh;
    min-height: 40vh;
    max-height: 40vh;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  #traditionalLayout .trad-order-header {
    padding: 6px 8px;
    font-size: 10px;
    gap: 4px;
    position: sticky;
    top: 0;
    z-index: 10;
    background: #f8f9fa;
  }

  /* Ẩn cột ít quan trọng trên mobile */
  #traditionalLayout .trad-order-header .toh-icon,
  #traditionalLayout .trad-order-header .toh-unit,
  #traditionalLayout .trad-order-row .tor-icon,
  #traditionalLayout .trad-order-row .tor-unit {
    display: none !important;
  }

  #traditionalLayout .trad-order-header .toh-stt {
    width: 26px;
    flex-shrink: 0;
  }

  #traditionalLayout .trad-order-header .toh-name {
    flex: 1;
    min-width: 0;
  }

  #traditionalLayout .trad-order-header .toh-qty {
    width: 75px;
    flex-shrink: 0;
  }

  #traditionalLayout .trad-order-header .toh-price {
    width: 65px;
    flex-shrink: 0;
  }

  #traditionalLayout .trad-order-header .toh-total {
    width: 75px;
    flex-shrink: 0;
  }

  #traditionalLayout .trad-order-header .toh-del {
    width: 22px;
    flex-shrink: 0;
  }

  /* Order rows mobile */
  #traditionalLayout .trad-order-row {
    padding: 8px;
    gap: 4px;
    min-height: 48px;
  }

  #traditionalLayout .trad-order-row .tor-stt {
    width: 26px;
    font-size: 11px;
    padding: 3px 0;
    flex-shrink: 0;
  }

  #traditionalLayout .trad-order-row .tor-info {
    flex: 1;
    min-width: 0;
  }

  #traditionalLayout .trad-order-row .tor-name {
    font-size: 13px;
  }

  #traditionalLayout .trad-order-row .tor-sku {
    font-size: 11px;
  }

  #traditionalLayout .trad-order-row .tor-qty {
    width: 75px;
    min-width: 75px;
    gap: 2px;
    flex-shrink: 0;
  }

  #traditionalLayout .trad-order-row .tor-qty .qty-btn {
    width: 24px;
    height: 24px;
    font-size: 11px;
    flex-shrink: 0;
  }

  #traditionalLayout .trad-order-row .tor-qty input {
    min-width: 28px;
    max-width: 50px;
    font-size: 13px;
  }

  #traditionalLayout .trad-order-row .tor-price {
    width: 65px;
    font-size: 12px;
    flex-shrink: 0;
  }

  #traditionalLayout .trad-order-row .tor-total {
    width: 75px;
    font-size: 13px;
    flex-shrink: 0;
  }

  #traditionalLayout .trad-order-row .tor-del {
    width: 22px;
    height: 22px;
    font-size: 12px;
    flex-shrink: 0;
  }

  #traditionalLayout .trad-order-footer {
    padding: 10px 8px;
    flex-shrink: 0;
  }

  #traditionalLayout .trad-note-input {
    font-size: 13px;
  }

  /* ── Payment panel mobile ── */
  #traditionalLayout .trad-payment {
    width: 100%;
    max-width: 100%;
    min-width: 100%;
    flex: 1;
    border-left: none;
    border-top: 2px solid #e0e0e0;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    display: flex;
    flex-direction: column;
  }

  #traditionalLayout .trad-payment-header {
    padding: 10px 12px;
    flex-shrink: 0;
  }

  #traditionalLayout .trad-cust-search-input {
    font-size: 14px;
  }

  #traditionalLayout .trad-cust-search-input::placeholder {
    font-size: 14px;
  }

  #traditionalLayout .trad-cust-add-btn {
    font-size: 14px;
  }

  #traditionalLayout .trad-payment-body {
    padding: 10px 12px;
    gap: 8px;
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  #traditionalLayout .trad-row {
    font-size: 13px;
  }

  #traditionalLayout .trad-row .trad-val {
    font-size: 13px;
  }

  #traditionalLayout .trad-total-row {
    font-size: 16px;
    padding: 10px 0;
  }

  #traditionalLayout .khachthanhtoan {
    font-size: 13px;
    margin-bottom: 6px;
  }

  /* Payment methods mobile */
  #traditionalLayout .trad-pay-methods {
    gap: 6px;
    flex-wrap: wrap;
  }

  #traditionalLayout .trad-pay-radio {
    font-size: 12px;
    padding: 6px 10px;
    flex-shrink: 0;
  }

  #traditionalLayout .trad-pay-radio i {
    font-size: 11px;
  }

  #traditionalLayout .trad-multipay-btn {
    font-size: 11px;
    padding: 6px 8px;
    height: 30px;
    flex-shrink: 0;
  }

  /* Cash panel mobile */
  #traditionalLayout .trad-cash-given-row {
    margin-bottom: 6px;
  }

  #traditionalLayout .trad-cash-label {
    font-size: 13px;
  }

  #traditionalLayout .trad-cash-input {
    font-size: 14px;
    width: 110px;
  }

  #traditionalLayout .trad-quick-amounts {
    gap: 4px;
    flex-wrap: wrap;
  }

  #traditionalLayout .trad-quick-btn {
    font-size: 12px;
    padding: 5px 10px;
    flex-shrink: 0;
  }

  /* Change section mobile */
  #traditionalLayout .trad-change-section {
    padding-top: 6px;
    gap: 5px;
  }

  #traditionalLayout .trad-change-label {
    font-size: 13px;
  }

  #traditionalLayout .trad-change-label input[type=radio] {
    width: 14px;
    height: 14px;
  }

  /* Payment footer mobile - QUAN TRỌNG */
  #traditionalLayout .trad-payment-footer {
    padding: 10px 12px;
    flex-shrink: 0;
    position: sticky;
    bottom: 0;
    background: white;
    border-top: 1px solid #e0e0e0;
    z-index: 10;
  }

  #traditionalLayout .trad-payment-footer .trad-print-label {
    display: flex;
    font-size: 13px;
    margin-bottom: 8px;
  }

  #traditionalLayout #btnSelectTemplate {
    font-size: 11px;
    padding: 5px 8px;
    white-space: nowrap;
  }

  #traditionalLayout .trad-checkout-btn {
    padding: 14px;
    font-size: 15px;
    width: 100%;
    font-weight: 700;
  }

  /* ── Search dropdown mobile ── */
  #traditionalLayout #tradSearchDropdown {
    position: fixed !important;
    left: 8px !important;
    right: 8px !important;
    width: auto !important;
    max-width: calc(100vw - 16px) !important;
    max-height: 60vh !important;
    z-index: 999999 !important;
    overflow-y: auto !important;
    -webkit-overflow-scrolling: touch;
    /* Đảm bảo không bị clip */
    clip-path: none !important;
    transform: none !important;
  }

  /* Tính toán top dựa trên navbar height */
  #traditionalLayout .trad-navbar {
    position: relative;
    z-index: 1000 !important;
    transform: none !important;
    overflow: visible !important;
  }

  #traditionalLayout .trad-search-wrap {
    position: relative;
    z-index: 1001 !important;
    transform: none !important;
    overflow: visible !important;
  }

  /* Dropdown hiển thị ngay dưới search wrap */
  #traditionalLayout #tradSearchDropdown.open {
    top: calc(var(--navbar-height, 100px)) !important;
  }

  /* ✅ Đã xóa overlay - không cần thiết và gây che dropdown */
  /* body.search-dropdown-open::before { ... } */

  #traditionalLayout .psd-item {
    padding: 8px 10px;
    gap: 8px;
  }

  #traditionalLayout .psd-img {
    width: 50px;
    height: 50px;
    font-size: 13px;
  }

  #traditionalLayout .psd-name {
    font-size: 14px;
  }

  #traditionalLayout .psd-meta {
    font-size: 11px;
  }

  #traditionalLayout .psd-price {
    font-size: 14px;
  }

  #traditionalLayout .psd-unit {
    font-size: 10px;
    padding: 1px 6px;
  }

  /* ── Customer dropdown mobile ── */
  #traditionalLayout #tradCustDropdown {
    max-height: 300px;
  }

  /* ── Modals mobile ── */
  #traditionalLayout .modal-box {
    width: 95vw;
    max-width: 95vw;
    padding: 20px 16px;
  }

  #traditionalLayout .modal-title {
    font-size: 15px;
    margin-bottom: 14px;
  }

  #traditionalLayout .modal-form-body {
    gap: 8px;
  }

  #traditionalLayout .form-control {
    font-size: 14px;
    padding: 8px 10px;
  }

  #traditionalLayout .modal-footer {
    margin-top: 16px;
    gap: 6px;
  }

  #traditionalLayout .btn {
    font-size: 13px;
    padding: 8px 14px;
  }

  /* ── QR Modal mobile ── */
  #traditionalLayout .trad-qr-modal-box {
    width: 95vw;
    max-width: 95vw;
    padding: 20px 16px;
  }

  #traditionalLayout .trad-qr-modal-title {
    font-size: 15px;
  }

  #traditionalLayout #modalTradQRImg {
    max-width: 100%;
  }

  /* ── Multi-pay modal mobile ── */
  #traditionalLayout .mp-modal-box {
    width: 95vw;
    max-width: 95vw;
    padding: 20px 16px;
  }

  #traditionalLayout .mp-modal-title {
    font-size: 15px;
  }

  #traditionalLayout #mpAmountInput {
    font-size: 18px;
  }

  #traditionalLayout .mp-methods-row {
    gap: 6px;
  }

  #traditionalLayout .mp-method-btn {
    font-size: 12px;
    padding: 7px 12px;
  }

  /* ── Customer info modal mobile ── */
  #traditionalLayout .cust-info-box {
    width: 95vw;
    max-width: 95vw;
    max-height: 90vh;
  }

  #traditionalLayout .cust-info-header {
    padding: 16px 14px 12px;
    gap: 10px;
  }

  #traditionalLayout .cust-info-avatar {
    width: 42px;
    height: 42px;
    font-size: 18px;
  }

  #traditionalLayout .cust-info-name {
    font-size: 14px;
  }

  #traditionalLayout .cust-info-sub {
    font-size: 11px;
  }

  #traditionalLayout .cust-info-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  #traditionalLayout .cust-stat-item {
    padding: 10px 6px;
  }

  #traditionalLayout .cust-stat-val {
    font-size: 13px;
  }

  #traditionalLayout .cust-stat-label {
    font-size: 10px;
  }

  #traditionalLayout .cust-info-tabs {
    padding: 0 12px;
    overflow-x: auto;
  }

  #traditionalLayout .ci-tab {
    font-size: 12px;
    padding: 9px 12px;
    white-space: nowrap;
  }

  #traditionalLayout .ci-table {
    font-size: 12px;
  }

  #traditionalLayout .ci-table th,
  #traditionalLayout .ci-table td {
    padding: 8px 10px;
  }

  #traditionalLayout .ci-info-grid {
    padding: 10px 14px;
  }

  #traditionalLayout .ci-info-row {
    font-size: 12px;
    padding: 8px 0;
  }

  #traditionalLayout .ci-info-key {
    width: 100px;
  }

  /* ── Inline points row mobile ── */
  #traditionalLayout #tradInlinePointsNum {
    width: 70px;
    font-size: 14px;
  }

  /* ── Coupon mobile ── */
  #traditionalLayout .trad-coupon-input {
    font-size: 12px;
  }

  #traditionalLayout .trad-coupon-apply-btn {
    font-size: 11px;
  }

  #traditionalLayout #tradCouponBadge {
    font-size: 12px;
    padding: 4px 8px;
  }

  /* ── QR Panel mobile ── */
  #traditionalLayout #tradQRPanel .trad-qr-inner {
    flex-direction: column;
    align-items: center;
  }

  #traditionalLayout #tradQRImg {
    width: 240px;
    height: 240px;
  }

  #traditionalLayout .trad-qr-side {
    width: 100%;
  }

  #traditionalLayout #tradBankSelect {
    font-size: 13px;
  }

  #traditionalLayout .trad-qr-show-btn {
    width: 100%;
    justify-content: center;
    font-size: 13px;
    padding: 8px 12px;
  }
}

/* Small mobile (max-width: 480px) */
@media (max-width: 480px) {
  /* Ngăn overflow */
  html, body {
    overflow-x: hidden;
    max-width: 100vw;
    width: 100%;
  }

  /* Navbar extra compact */
  #traditionalLayout .trad-navbar {
    height: auto;
    min-height: 48px;
    padding: 4px 6px;
  }

  #traditionalLayout .trad-nav-btn {
    width: 30px;
    height: 30px;
    font-size: 13px;
  }

  #traditionalLayout #tradNetStatus {
    display: none !important;
  }

  #traditionalLayout #tradSyncBtn {
    display: none !important;
  }

  /* Tab bar scroll */
  #traditionalLayout .trad-tabbar {
    height: 38px;
    padding-left: 3px;
  }

  #traditionalLayout .trad-tab {
    font-size: 12px;
    padding: 5px 10px;
    height: 32px;
  }

  #traditionalLayout .trad-tab.active {
    height: 34px;
  }

  /* Body - điều chỉnh tỷ lệ */
  #traditionalLayout .trad-body {
    height: calc(100vh - 90px);
  }

  /* Order list extra compact */
  #traditionalLayout .trad-order {
    height: 35vh;
    min-height: 35vh;
    max-height: 35vh;
  }

  #traditionalLayout .trad-order-header .toh-price {
    display: none !important;
  }

  #traditionalLayout .trad-order-row .tor-price {
    display: none !important;
  }

  #traditionalLayout .trad-order-row .tor-stt {
    width: 24px;
    font-size: 10px;
  }

  #traditionalLayout .trad-order-row .tor-name {
    font-size: 12px;
  }

  #traditionalLayout .trad-order-row .tor-sku {
    font-size: 10px;
  }

  #traditionalLayout .trad-order-row .tor-qty {
    width: 70px;
    min-width: 70px;
  }

  #traditionalLayout .trad-order-row .tor-qty .qty-btn {
    width: 22px;
    height: 22px;
    font-size: 10px;
  }

  #traditionalLayout .trad-order-row .tor-qty input {
    min-width: 26px;
    max-width: 45px;
    font-size: 12px;
  }

  #traditionalLayout .trad-order-row .tor-total {
    width: 70px;
    font-size: 12px;
  }

  #traditionalLayout .trad-order-row .tor-del {
    width: 20px;
    height: 20px;
  }

  /* Payment panel extra compact */
  #traditionalLayout .trad-payment-body {
    padding: 8px 10px;
  }

  #traditionalLayout .trad-row {
    font-size: 12px;
  }

  #traditionalLayout .trad-total-row {
    font-size: 14px;
    padding: 8px 0;
  }

  #traditionalLayout .trad-pay-radio {
    font-size: 11px;
    padding: 5px 8px;
  }

  #traditionalLayout .trad-cash-input {
    font-size: 13px;
    width: 100px;
  }

  #traditionalLayout .trad-quick-btn {
    font-size: 11px;
    padding: 4px 8px;
  }

  #traditionalLayout .trad-payment-footer {
    padding: 8px 10px;
  }

  #traditionalLayout .trad-checkout-btn {
    padding: 12px;
    font-size: 14px;
  }

  /* Search dropdown compact */
  #traditionalLayout .psd-img {
    width: 45px;
    height: 45px;
  }

  #traditionalLayout .psd-name {
    font-size: 13px;
  }

  #traditionalLayout .psd-price {
    font-size: 13px;
  }

  /* Customer stats 2 columns */
  #traditionalLayout .cust-info-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Modals full screen */
  #traditionalLayout .modal-box {
    width: 100vw;
    max-width: 100vw;
    height: 100vh;
    max-height: 100vh;
    border-radius: 0;
    padding: 16px 12px;
  }
}

/* ─────────────────────────────────────────
   LARGE SCREEN (1920px+) – POS Traditional
───────────────────────────────────────── */
@media (min-width: 1920px) {
  /* Base font size cho toàn trang pos-traditional */
  #traditionalLayout {
    font-size: 18px;
  }

  /* Override các font-size hardcode trong pos-traditional.css */
  #traditionalLayout input,
  #traditionalLayout select,
  #traditionalLayout textarea,
  #traditionalLayout button, .trad-row, .trad-cash-label {
    font-size: 18px !important;
  }

  #traditionalLayout .trad-tab,
  #traditionalLayout .trad-nav-btn,
  #traditionalLayout .trad-order-row,
  #traditionalLayout .tor-name,
  #traditionalLayout .tor-total,
  #traditionalLayout .tor-unit,
  #traditionalLayout .tor-qty,
  #traditionalLayout .trad-right,
  #traditionalLayout .trad-summary,
  #traditionalLayout .trad-payment,
  #traditionalLayout .psd-name,
  #traditionalLayout .psd-price,
  #traditionalLayout .psd-meta,
  #traditionalLayout .tor-price,
  #traditionalLayout .khachthanhtoan, #traditionalLayout .trad-change-label {
    font-size: 18px !important;
  }

  #traditionalLayout .trad-quick-btn {
      padding: 10px;
      background: #fff;
  }

  #traditionalLayout .trad-pay-radio {
    font-size: 17px;
  }

  .trad-payment-body #tradDiscount, #tradSubtotal {
    font-size: 16px;
  }

  #tradCustName {
    font-size: 16px;
  }

  /* Các label nhỏ tăng tương đối */
  #traditionalLayout .tor-sku,
  #traditionalLayout .psd-section-label,
  #traditionalLayout .trad-order-header {
    font-size: 13px !important;
  }
}

/* ─────────────────────────────────────────
   PRINT (ẩn sidebar/navbar khi in)
───────────────────────────────────────── */
@media print {
  .sidebar,
  .navbar,
  .page-header .btn,
  .filter-bar {
    display: none !important;
  }

  .main-content {
    margin-left: 0;
  }

  .page-content {
    padding: 0;
  }
}