/* ============================================================
   MOBILE.CSS — Good_Phone Mobile UI
========================================= */
@media (max-width: 768px) {
  body {
    padding-top: 60px;
    font-size: 14px;
  }

  .container {
    padding: 0 8px;
  }
  .mobile-bottom-nav,
  .m-backdrop,
  .m-bottom-sheet {
    display: none !important;
  }
  /* =========================================
     2. NAVBAR MOBILE
  ========================================= */
  nav {
    height: auto;
    padding: 10px 0;
  }
  nav .nav-content {
    padding: 0 10px;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 10px;
  }
  nav .logo {
    display: block;
    text-align: center;
    font-size: 24px;
    margin-bottom: 5px;
  }
  nav .search-box,
  nav .search-form-wrap {
    margin: 0;
    width: 100%;
    max-width: 100%;
  }

  nav .menu,
  .menu,
  .hide-on-mobile {
    display: none !important;
  }

  /* =========================================
     2.1. APP-LIKE BOTTOM NAV
  ========================================= */
  .mobile-bottom-nav {
    display: flex !important;
    justify-content: space-around;
    align-items: center;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    min-height: 60px;
    height: auto;
    background: #ffffff;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
    z-index: 999999;
    padding-bottom: env(safe-area-inset-bottom);
  }

  .m-nav-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #666;
    text-decoration: none;
    font-size: 11px;
    gap: 4px;
    position: relative;
    cursor: pointer;
    transition: color 0.2s;
  }

  .m-nav-item.active,
  .m-nav-item:active {
    color: var(--primary, #00487a);
  }

  .m-nav-item i {
    font-size: 20px;
  }

  .m-badge {
    position: absolute;
    top: -10px;
    right: calc(50% - 27px);
    background: var(--accent, #eb3e51);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    height: 16px;
    min-width: 16px;
    padding: 0 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    border: 1px solid #fff;
    z-index: 2;
  }

  /* =========================================
     2.2. MOBILE BACKDROP & BOTTOM SHEETS
  ========================================= */
  .m-backdrop {
    display: block !important;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease;
  }

  .m-backdrop.show {
    opacity: 1;
    visibility: visible;
  }

  .m-bottom-sheet {
    display: flex !important;
    flex-direction: column;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 75vh;
    background: #fff;
    border-radius: 15px 15px 0 0;
    z-index: 1001;
    overflow: hidden;
    transform: translateY(100%);
    transition: transform 0.3s ease-in-out;
  }

  .m-bottom-sheet.open {
    transform: translateY(0);
  }

  .m-sheet-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    border-bottom: 1px solid #eee;
    background: #fafafa;
  }
  .m-sheet-header-top {
    display: flex;
  }
  .m-sheet-header b {
    font-size: 20px;
    color: #333;
  }

  .m-close-sheet {
    width: 30px;
    background: none;
    border: none;
    font-size: 20px;
    color: #888;
    cursor: pointer;
  }

  .m-sheet-content {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 20px;
  }

  .m-sheet-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    color: #333;
    font-size: 15px;
    text-decoration: none;
    border-bottom: 1px solid #f5f5f5;
  }

  .m-sheet-item i {
    font-size: 18px;
    width: 20px;
    text-align: center;
    color: #666;
  }

  .m-sheet-item:active {
    background: #f9f9f9;
  }

  /* =========================================
     2.3. CATEGORIES DRAWER (SLIDE FROM LEFT)
  ========================================= */
  .sidebar-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 64vw;
    height: 100vh;
    background: #fff;
    z-index: 1001;
    margin: 0;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
    transform: translateX(-100%);
    transition: transform 0.3s ease-in-out;
    display: block !important;
    overflow-y: auto;
    padding: 15px 0 60px 0;
  }

  .sidebar-menu.open {
    transform: translateY(44px);
  }

  .sidebar-menu li {
    border-bottom: 1px solid #f2f2f2;
    padding: 0;
  }
  .sidebar-menu li > a {
    padding: 15px 20px;
    font-size: 15px;
  }
  .sidebar-menu .sub-menu {
    display: none !important;
  }

  /* =========================================
     3. HERO SECTION — HOMEPAGE
  ========================================= */
  .hero-section {
    grid-template-columns: 1fr;
    gap: 0;
    height: auto;
    margin-top: 10px;
  }

  .sidebar-menu,
  .right-banners {
    display: none;
  }

  .main-banner {
    border-radius: 0;
    height: 200px;
  }

  .main-banner img,
  .hero-slide img {
    height: 200px;
    object-fit: cover;
  }

  /* =========================================
     4. FLASH SALE / HOT SALE SECTION
  ========================================= */
  .hot-sale-container {
    padding: 12px;
    border-radius: 8px;
    margin-top: 12px;
  }

  .hot-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 12px;
  }

  .hot-header h2,
  .hot-title-wrap h2 {
    font-size: 18px;
  }

  #hot-timer-display {
    gap: 4px;
    font-size: 11px;
  }

  .timer-block {
    min-width: 32px;
    padding: 4px 6px;
  }

  .timer-block b {
    font-size: 14px;
  }

  .timer-block small {
    font-size: 8px;
  }

  /* Flash Sale product grid → horizontal scroll trên mobile */
  .hot-sale-container .product-grid,
  #hot-product-list {
    display: flex !important;
    flex-direction: row;
    overflow-x: auto;
    gap: 10px;
    padding-bottom: 8px;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
  }

  .hot-sale-container .product-grid::-webkit-scrollbar,
  #hot-product-list::-webkit-scrollbar {
    display: none;
  }

  .hot-sale-container .product-card {
    min-width: 150px;
    max-width: 150px;
    flex-shrink: 0;
    scroll-snap-align: start;
    padding: 10px;
  }

  .hot-sale-container .product-card img {
    height: 130px;
  }

  .hot-sale-container .product-card h3 {
    font-size: 12px;
    height: 34px;
  }

  .hot-sale-container .product-price,
  .hot-sale-container .price-new {
    font-size: 14px;
  }

  /* =========================================
     5. PRODUCT GRID 
  ========================================= */
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    padding: 8px 0;
  }

  .product-card {
    padding: 10px 8px;
    border-radius: 8px;
  }

  .product-card img {
    height: 140px;
    margin-bottom: 8px;
  }

  .product-card h3 {
    font-size: 12px;
    height: 36px;
    line-height: 1.4;
  }

  .product-price,
  .price-new {
    font-size: 14px;
  }

  .price-old {
    font-size: 11px;
  }

  .product-card button,
  .btn-add {
    font-size: 11px;
    padding: 8px 6px;
    margin-top: 6px;
  }

  .section-title {
    font-size: 16px;
    margin: 16px 0 10px;
  }

  /* =========================================
     6. PRODUCT DETAIL PAGE
  ========================================= */
  .pd-wrapper {
    padding: 12px 10px 90px 10px;
    border-radius: 0;
  }

  /* Grid header → 1 cột */
  .pd-header {
    grid-template-columns: 1fr;
    gap: 0;
  }

  /* Gallery */
  .pd-main-img-wrap {
    padding: 8px;
    height: 260px;
  }

  .pd-main-img {
    max-height: 230px;
  }

  .pd-thumbs {
    gap: 8px;
    margin-top: 8px;
  }

  .pd-thumb-item {
    width: 50px;
    height: 50px;
  }

  /* Tên & giá sản phẩm */
  .pd-title {
    font-size: 17px;
    font-weight: 700;
    margin-top: 12px;
    line-height: 1.4;
  }

  .pd-price-box {
    flex-wrap: wrap;
    gap: 6px;
    margin: 10px 0;
  }

  .pd-price-current,
  .sale_price {
    font-size: 22px;
  }

  .pd-price-old {
    font-size: 14px;
  }

  .pd-variations {
    margin-top: 12px;
  }

  .pd-variations .attr-select {
    display: block;
  }

  .variant-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin: 8px 0 14px;
  }

  .variant-btn {
    min-height: 44px;
    padding: 8px 10px;
    border: 1.5px solid var(--border, #e5e7eb);
    border-radius: 8px;
    background: #fff;
    cursor: pointer;
    text-align: center;
    font-size: 13px;
    font-weight: 500;
    color: var(--text, #333);
    transition: all 0.15s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    position: relative;
  }
  .variant-dropdown-menu {
    left: -30px;
  }
  .variant-btn .variant-name {
    font-weight: 600;
    font-size: 13px;
  }

  .variant-btn .variant-price {
    font-size: 12px;
    color: var(--accent, #eb3e51);
    font-weight: 700;
  }

  .variant-btn.active {
    border-color: var(--accent, #eb3e51);
    background: #fff5f6;
    color: var(--accent, #eb3e51);
  }

  /* Checkmark khi active */
  .variant-btn.active::after {
    content: "✓";
    position: absolute;
    top: 4px;
    right: 6px;
    font-size: 11px;
    color: var(--accent, #eb3e51);
    font-weight: 900;
  }

  /* Color variant với thumbnail */
  .variant-btn.has-img {
    flex-direction: row;
    justify-content: flex-start;
    gap: 8px;
    padding: 8px;
  }

  .variant-btn.has-img img {
    width: 36px;
    height: 36px;
    object-fit: cover;
    border-radius: 4px;
    flex-shrink: 0;
  }

  .variant-btn.has-img .variant-info {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
  }

  /* attr-select fallback (nếu vẫn dùng) */
  .attr-select {
    width: 100%;
    max-width: 100%;
    min-height: 44px;
    font-size: 14px;
    padding: 10px 12px;
    margin-bottom: 12px;
    border-radius: 8px;
    border-color: var(--border, #e5e7eb);
  }

  /* ── Promotion Box ── */
  .pd-promo-box {
    border: 1.5px solid #d70018;
    background: #fffcfc;
    border-radius: 10px;
    padding: 12px 14px;
    margin: 12px 0;
  }

  .pd-promo-header {
    color: #d70018;
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 6px;
  }

  .pd-promo-header i {
    color: #d70018;
  }

  .pd-promo-list {
    padding: 0;
    margin: 0;
    list-style: none;
  }

  .pd-promo-list li {
    font-size: 13px;
    margin-bottom: 8px;
    display: flex;
    gap: 8px;
    line-height: 1.5;
  }

  .pd-promo-list li .promo-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary, #00487a);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 1px;
  }

  /* ── Content + Specs section ── */
  div[style*="grid-template-columns: 65%"] {
    display: block !important;
  }

  .pd-description,
  .pd-specs {
    width: 100% !important;
    margin-bottom: 20px;
  }

  /* ── Sticky Bottom Action Bar ── */
  .pd-actions {
    position: fixed;
    bottom: 60px;
    left: 0;
    width: 100%;
    background: #fff;
    padding: 10px 12px;
    box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.12);
    z-index: 1000;
    display: flex;
    gap: 10px;
    align-items: stretch;
  }

  /* Nút MUA NGAY */
  .btn-buy-now {
    flex: 2;
    background: var(--accent, #eb3e51);
    color: #fff;
    border: none;
    border-radius: 10px;
    padding: 12px 10px;
    font-weight: 700;
    font-size: 14px;
    text-align: center;
    cursor: pointer;
    min-height: 48px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    line-height: 1.3;
    transition: transform 0.15s;
  }

  .btn-buy-now strong {
    font-size: 15px;
    display: block;
  }

  .btn-buy-now span {
    font-size: 10px;
    opacity: 0.9;
    display: block;
  }

  .btn-buy-now:active {
    transform: scale(0.97);
  }

  /* Nút THÊM VÀO GIỎ */
  .btn-add-cart-large,
  .btn-add-cart-pd {
    flex: 1;
    border: 2px solid #eb3e51;
    background: #fff;
    color: #eb3e51;
    border-radius: 10px;
    padding: 10px 8px;
    font-size: 11px;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    gap: 3px;
    text-transform: uppercase;
    transition: all 0.15s;
  }

  .btn-add-cart-large i,
  .btn-add-cart-pd i {
    font-size: 18px;
    margin-bottom: 0;
  }

  .btn-add-cart-large:active,
  .btn-add-cart-pd:active {
    background: #f0f7ff;
  }

  /* Nút Wishlist — thu nhỏ icon */
  #btn-wishlist {
    width: auto;
    padding: 10px 12px;
    min-height: 48px;
    border-color: var(--accent, #eb3e51);
    border-radius: 10px;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  /* ── Content Description / Specs ──
     Hiển thị hết dưới sticky bar
  */
  .content-desc,
  .content-body {
    font-size: 14px;
    line-height: 1.7;
  }

  /* ── Related Products Slider ── */
  .related-wrapper {
    margin-top: 16px;
    padding: 14px 10px;
    border-radius: 8px;
  }

  .related-title {
    font-size: 16px;
    margin-bottom: 12px;
  }

  .related-card {
    min-width: calc(50% - 8px);
  }

  .related-card img {
    height: 120px;
  }

  .related-card h3 {
    font-size: 12px;
    height: 34px;
  }
  .cart-actions {
    margin-bottom: 10px;
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    flex-direction: column;
  }
  /* =========================================
     7. REVIEW SECTION
  ========================================= */
  .container.review-section {
    padding: 12px 0;
    margin-top: 12px;
    border-radius: 8px;
  }

  /* Review header: score + progress bars */
  .review-header-box {
    flex-direction: row;
    gap: 1px;
    padding-bottom: 16px;
    border-bottom: 1px solid #eee;
  }

  /* Score box: 5/5  */
  .review-score-box {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid #eee;
    padding-bottom: 16px;
    text-align: center;
  }

  .review-score-box h1 {
    font-size: 52px;
    font-weight: 900;
    color: var(--primary, #00487a);
    line-height: 1;
  }

  .review-score-box .stars {
    font-size: 22px;
    color: #f39c12;
    margin: 8px 0;
  }

  .review-score-box p {
    font-size: 13px;
    color: #666;
  }

  .review-progress-box {
    width: 100%;
    gap: 10px;
    padding-bottom: 7px;
    border-bottom: 1px solid #eee;
  }

  .progress-item {
    gap: 8px;
    font-size: 13px;
  }

  .progress-bg {
    max-width: none;
    flex: 1;
    height: 10px;
    background: #eee;
    border-radius: 10px;
  }

  .progress-fill {
    background: linear-gradient(to right, #2b52ff, #4190ff);
    border-radius: 10px;
  }

  .review-action-box {
    width: 100%;
    text-align: center;
    margin-right: 0;
  }

  .btn-write-review {
    background: #00487a;
    color: #fff;
    border: none;
    padding: 12px 24px;
    border-radius: 24px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    min-height: 44px;
    width: 180px;
    transition: 0.2s;
  }

  .btn-write-review:hover {
    opacity: 0.9;
    transform: translateY(-1px);
  }

  /* Filter buttons */
  .review-filter {
    gap: 8px;
    margin: 16px 0;
  }

  .review-filter button {
    padding: 2px 1px;
    font-size: 13px;
    border-radius: 20px;
    min-height: 36px;
  }

  .review-filter button.active {
    border-color: var(--primary, #00487a);
    color: var(--primary, #00487a);
    background: #f0f7ff;
    font-weight: 600;
  }

  /* Review card */
  .review-card {
    flex-direction: row;
    gap: 10px;
    padding: 12px;
    border-radius: 8px;
    border: 1px solid #eee;
  }

  .review-avatar {
    width: 40px;
    height: 40px;
    font-size: 14px;
    background: #e3efff;
    color: var(--primary, #00487a);
    flex-shrink: 0;
    border-radius: 50%;
  }

  .review-author {
    font-size: 14px;
    font-weight: 700;
  }

  .review-date {
    font-size: 11px;
    color: #aaa;
  }

  .review-stars {
    font-size: 13px;
    color: #f39c12;
    margin: 4px 0 6px;
  }

  .review-content {
    font-size: 14px;
    line-height: 1.6;
    color: #444;
  }

  .review-gallery img {
    width: 60px;
    height: 60px;
    border-radius: 6px;
  }

  /* ── Admin reply: indented block ── */
  .review-reply {
    margin-top: 10px;
    margin-left: 50px;
    background: #f0f7ff;
    border-left: 3px solid var(--primary, #00487a);
    border-radius: 0 8px 8px 0;
    padding: 10px 12px;
    font-size: 13px;
    color: #444;
    position: relative;
  }

  .review-reply .reply-author {
    font-weight: 700;
    color: var(--primary, #00487a);
    font-size: 13px;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 6px;
  }

  .reply-badge {
    background: var(--accent, #eb3e51);
    color: #fff;
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 4px;
    font-weight: 700;
  }

  .review-reply .reply-text {
    line-height: 1.6;
    color: #555;
  }

  .review-reply .reply-date {
    font-size: 11px;
    color: #aaa;
    margin-top: 6px;
  }

  /* =========================================
     8. CART PAGE
  ========================================= */
  .cart-wrapper {
    flex-direction: column;
    gap: 12px;
    margin-top: 10px;
    margin-bottom: 20px;
  }

  .cart-list {
    width: 100%;
    padding: 12px;
    border-radius: 8px;
  }

  .cart-header {
    display: flex;
    flex-direction: column;
    padding-bottom: 10px;
    margin-bottom: 10px;
    min-height: auto;
  }

  .select-all-wrapper {
    display: flex;
    align-items: center;
    width: 100%;
  }

  .delete-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    width: 100%;
  }

  .cart-item {
    display: grid !important;
    grid-template-columns: 24px 80px 1fr auto 30px;
    grid-column-gap: 0;
    grid-row-gap: 6px;
    align-items: start;
    padding: 10px 0 !important;
    border-bottom: 1px solid #f0f0f0;
  }

  .cart-item > input[type="checkbox"].pay-check {
    grid-column: 1;
    grid-row: 1 / 4;
    align-self: center;
    justify-self: center;
    margin: 0 !important;
    width: 18px !important;
    height: 18px !important;
  }

  .cart-item-img-link {
    grid-column: 2;
    grid-row: 1 / 5;
    position: relative;
  }
  .cart-item-img-link img {
    width: 80px;
    height: 80px;
    object-fit: contain;
    border-radius: 4px;
    border: 1px solid #eee;
    display: block;
  }
  .cart-item-img-link .flash-badge {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 2;
    border-radius: 2px 0 2px 0;
    font-size: 8px;
    padding: 2px 4px;
  }

  .select-all {
    transform: translateY(-1px);
  }

  .cart-item-info,
  .item-name-group {
    display: contents !important;
  }

  .cart-item-title-link {
    grid-column: 3 / 6;
    grid-row: 1;
  }

  .cart-item-title {
    font-size: 13px;
    line-height: 1.4;
    color: #333;
    font-weight: normal;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .cart-variant-box {
    grid-column: 3;
    grid-row: 2;
    background: #e3e3e3;
    padding: 6px 8px;
    border-radius: 4px;
    font-size: 11px;
    color: #000000;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    width: max-content;
    align-self: center;
    margin-top: -1px;
  }

  #btn-delete-all {
    width: 50%;
  }
  #btn-delete-selected {
    width: 46%;
  }

  .qty-control {
    grid-column: 4;
    grid-row: 2;
    background: #f9f9f9;
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    height: 26px;
    padding: 0;
    border: 1px solid #eee;
    width: max-content;
    align-self: center;
    justify-self: start;
  }
  .qty-control button {
    background: none;
    border: none;
    width: 24px;
    height: 26px;
    font-size: 16px;
    color: #555;
    padding: 0;
  }
  .qty-control span {
    font-size: 12px;
    min-width: 20px;
    text-align: center;
    border: none;
    font-weight: bold;
  }

  .cart-item-price {
    grid-column: 3 / 6;
    grid-row: 3;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1px;
    text-align: left !important;
    justify-content: flex-start;
  }
  .cart-item-price .current-price {
    margin-left: 4px;
    margin-bottom: 4px;
  }
  /* Badge trên ảnh: hiển thị trên mobile, đã bị ẩn ở desktop */
  .cart-item-img-link .flash-badge {
    display: inline-block;
  }
  /* Badge trong giá: ẩn trên mobile vì đã hiển thị trên ảnh */
  .flash-badge--price {
    display: none !important;
  }
  .flash-badge {
    display: inline-block;
    background: #ff6b35;
    color: #fff;
    font-size: 9px;
    padding: 2px 4px;
    border-radius: 2px;
    font-weight: bold;
  }
  .br-mobile {
    display: none;
  }

  .current-price {
    color: #eb3e51;
    font-weight: bold;
    font-size: 15px;
  }
  .old-price {
    color: #999;
    font-size: 11px;
    margin-top: -2px !important;
    margin-left: 6px;
  }
  .cart-item-price .flash-badge {
    display: none !important;
  }
  #total_price > span {
    font-size: 18px;
  }
  #modal-total-money {
    font-size: 18px;
  }

  .btn-remove-item {
    grid-column: 5;
    grid-row: 1 / 4;
    background: none;
    border: none;
    color: #aaa;
    font-size: 16px;
    align-self: center;
    justify-self: center;
    padding: 0;
  }

  .cart-item[id^="rec-item-"] {
    display: flex !important;
    align-items: center;
    gap: 12px;
  }

  /* Checkout bar */
  .checkout-bar {
    display: flex;
    width: 100%;
    border-radius: 8px;
    padding: 15px;
    bottom: 60px;
    flex-direction: column;
  }

  .checkout-info {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    margin-bottom: 15px;
  }

  .checkout-info span:first-child {
    font-size: 14px;
    color: #444;
  }

  .checkout-info .total-price {
    font-size: 20px;
    color: var(--accent, #eb3e51);
    margin: 0;
  }

  .btn-checkout-trigger {
    width: 100%;
    background: linear-gradient(to right, var(--accent, #eb3e51), #f94c4c);
    padding: 14px;
    font-size: 16px;
    border-radius: 8px;
    text-transform: uppercase;
    font-weight: bold;
    box-shadow: 0 4px 10px rgba(235, 62, 81, 0.3);
  }

  /* =========================================
     9. FOOTER
  ========================================= */
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    padding-bottom: 20px;
  }

  .ft-col h4 {
    font-size: 15px;
  }

  .ft-col ul li a {
    padding: 6px 0;
    font-size: 13px;
  }

  .footer-bottom {
    font-size: 11px;
    padding: 15px 0;
    margin-bottom: 60px;
  }

  /* =========================================
     10. MOBILE BOTTOM NAVIGATION BAR
         (Tab bar kiểu app)
  ========================================= */
  .mobile-bottom-nav {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 56px;
    background: #fff;
    border-top: 1px solid var(--border, #e5e7eb);
    z-index: 9999;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.08);
  }

  .mobile-nav-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    text-decoration: none;
    color: #888;
    font-size: 10px;
    font-weight: 600;
    transition: color 0.15s;
    cursor: pointer;
    position: relative;
    min-height: 44px;
  }

  .mobile-nav-item i {
    font-size: 19px;
  }

  .mobile-nav-item.active,
  .mobile-nav-item:active {
    color: var(--primary, #00487a);
  }

  .mobile-nav-item .nav-dot {
    position: absolute;
    top: 6px;
    right: calc(50% - 14px);
    width: 8px;
    height: 8px;
    background: var(--accent, #eb3e51);
    border-radius: 50%;
    border: 2px solid #fff;
  }

  /* Khi có bottom nav, thêm padding cho body */
  body.has-mobile-nav {
    padding-bottom: 56px;
  }

  /* =========================================
     11. SEARCH PAGE MOBILE
  ========================================= */
  .filter-bar {
    gap: 8px;
    padding: 10px;
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
  }

  .filter-link {
    white-space: nowrap;
    font-size: 13px;
    padding: 6px 12px;
    min-height: 36px;
  }

  .sort-btn {
    white-space: nowrap;
    font-size: 13px;
    padding: 6px 12px;
    min-height: 36px;
  }

  /* =========================================
     12. AUTH PAGES (LOGIN / REGISTER)
  ========================================= */
  .auth-box {
    width: 100%;
    padding: 24px 16px;
    border-radius: 12px;
    box-shadow: none;
  }

  .auth-box h2 {
    font-size: 20px;
  }

  .login-box {
    width: 100%;
    margin: 40px auto;
    padding: 20px;
  }

  /* =========================================
     13. ORDER HISTORY PAGE
  ========================================= */
  .history-wrapper {
    padding: 16px;
    border-radius: 8px;
    margin-top: 16px;
  }

  .history-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .history-header h2 {
    font-size: 18px;
  }

  /* Table → scroll ngang */
  .table-wrapper {
    overflow-x: auto;
  }

  .history-table {
    min-width: 500px;
  }

  .info-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  /* Timeline */
  .timeline {
    overflow-x: auto;
    gap: 0;
    margin: 16px 0 30px;
    -webkit-overflow-scrolling: touch;
  }

  .step-label {
    font-size: 11px;
  }

  /* =========================================
     14. MODAL FULLSCREEN MOBILE
  ========================================= */
  .modal-content {
    width: 95%;
    margin: 8% auto;
    border-radius: 12px;
    margin-top: 40px;
  }

  .review-modal-size {
    max-width: 100%;
    margin: 0;
    width: 100%;
    border-radius: 16px 16px 0 0;
    position: fixed;
    bottom: 0;
    left: 0;
    animation: slideUp 0.3s ease;
  }

  @keyframes slideUp {
    from {
      transform: translateY(100%);
    }
    to {
      transform: translateY(0);
    }
  }

  /* =========================================
     15. MISC UTILITIES
  ========================================= */

  #chat-widget {
    bottom: 84px;
    right: 12px;
  }

  #chat-widget #chat-toggle {
    width: 48px;
    height: 48px;
    font-size: 22px;
    margin-top: -90px;
  }

  #chat-box {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100vw;
    height: 75vh;
    max-height: 75vh;
    border-radius: 20px 20px 0 0;
    box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.18);
    transform-origin: bottom center;
    transform: translateY(100%) scale(1);
    opacity: 0;
    visibility: hidden;
    transition:
      transform 0.35s cubic-bezier(0.4, 0, 0.2, 1),
      opacity 0.35s ease;
    z-index: 10000;
  }

  #chat-box.open {
    transform: translateY(0) scale(1);
    opacity: 1;
    visibility: visible;
  }

  #chat-box.is-closing {
    transform: translateY(100%) scale(1);
    opacity: 0;
  }

  #chat-box .chat-header {
    border-radius: 20px 20px 0 0;
    background: var(--primary, #00487a);
    padding-top: 4px;
  }

  #chat-box .chat-header::before {
    content: "";
    display: block;
    background: rgba(255, 255, 255, 0.4);
    border-radius: 2px;
    margin: 0 auto 4px;
  }

  /* Body chat */
  #chat-box #chat-content {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }
  #chat-welcome-bubble {
    bottom: 140px;
    right: 10px;
  }
  .chat-welcome-bubble::after {
    right: 17px;
  }
  /* Footer input */
  #chat-box .chat-footer {
    padding: 10px 12px;
    padding-bottom: calc(10px + env(safe-area-inset-bottom, 0px));
    background: #fff;
    border-top: 1px solid #eee;
  }

  /* Confirm box */
  .confirm-box {
    width: 90%;
  }

  /* Voucher ticket mobile */
  .voucher-ticket {
    flex-direction: row;
  }

  .voucher-left {
    width: 30%;
    padding: 12px;
    flex-direction: column;
    justify-content: center;
    gap: 10px;
  }

  .voucher-right {
    flex-direction: row;
    padding: 20px 0 20px 14px;
    gap: 10px;
    align-items: flex-start;
  }
  .voucher-action {
    padding-left: 0;
  }
  .voucher-action::before {
    display: none;
  }

  .voucher-action::after {
    display: none;
  }

  /* Empty cart */
  .empty-cart-state {
    padding: 50px 20px;
  }

  /* =========================================
     ORDER HISTORY & ORDER DETAIL
  ========================================= */
  .history-wrapper,
  .detail-wrapper {
    padding: 15px;
    background: #fff;
    border-radius: 8px;
    margin-top: 15px;
  }
  .history-wrapper,
  .history-table,
  .history-table tbody {
    min-width: 0 !important;
    width: 100% !important;
    max-width: 100vw;
  }

  .history-table tr,
  .history-table td {
    word-break: break-word;
    white-space: normal !important;
  }
  .history-table,
  .history-table tbody,
  .history-table tr,
  .history-table td {
    display: block;
    width: 100%;
  }
  .history-table thead {
    display: none;
  }
  .history-table tr {
    max-width: 100%;
    margin-bottom: 15px;
    background: #fafafa;
    border: 1px solid #eee;
    border-radius: 8px;
    padding: 10px 15px;
  }
  .history-table td {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: none;
    padding: 8px 0;
    border-bottom: 1px solid #f0f0f0;
    text-align: right !important;
  }
  .history-table td:last-child {
    border-bottom: none;
  }
  .history-table td::before {
    font-weight: 600;
    color: #555;
    text-align: left;
  }
  .history-table td:nth-child(1)::before {
    content: "Mã đơn:";
  }
  .history-table td:nth-child(2)::before {
    content: "Ngày đặt:";
  }
  .history-table td:nth-child(3)::before {
    content: "Tổng tiền:";
  }
  .history-table td:nth-child(4)::before {
    content: "Trạng thái:";
  }
  .history-table td:nth-child(5)::before {
    content: "Hành động:";
  }

  .history-table td[colspan="5"] {
    display: block !important;
    text-align: center !important;
  }
  .history-table td[colspan="5"]::before {
    display: none;
  }

  /* =============================================
     ORDER DETAIL PAGE - Mobile 
  ============================================= */

  /* Header: back link + order code + cancel button stacked */
  .detail-wrapper > div:first-child {
    flex-direction: column;
    align-items: flex-start !important;
    gap: 12px;
  }
  .detail-wrapper h2 {
    font-size: 17px;
    margin: 4px 0 2px;
    word-break: break-all;
  }
  .detail-wrapper > div:first-child > div:first-child {
    width: 100%;
  }

  /* Cancel button full width */
  .btn-cancel-order {
    width: 100%;
    justify-content: center;
    min-height: 44px;
    font-size: 14px;
    border-radius: 8px;
  }
  .detail-wrapper > div:first-child > button[disabled] {
    width: 100%;
    text-align: center;
    min-height: 44px;
    border-radius: 8px;
    font-size: 14px;
  }

  /* Timeline: horizontal scroll on mobile */
  .timeline {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 12px;
    justify-content: space-between;
    gap: 0;
    scrollbar-width: none;
  }
  .timeline::-webkit-scrollbar {
    display: none;
  }
  .step {
    flex: 0 0 100px;
    font-size: 12px;
  }
  .step-icon {
    width: 36px;
    height: 36px;
    font-size: 14px;
  }
  .step-label {
    font-size: 11px;
    margin-top: 6px;
  }

  /* Info grid 1 column */
  .info-grid {
    grid-template-columns: 1fr !important;
    gap: 12px;
  }
  .info-box {
    padding: 14px;
    border-radius: 8px;
  }
  .info-title {
    font-size: 14px;
    margin-bottom: 10px;
    display: block;
  }
  .info-row {
    font-size: 13px;
    padding: 5px 0;
    display: flex;
    gap: 8px;
    align-items: flex-start;
    word-break: break-word;
  }
  .info-row i {
    margin-top: 2px;
    min-width: 16px;
  }

  /* Product list section */
  .detail-wrapper > div[style*="border:1px solid #eee"] {
    margin-bottom: 14px;
    border-radius: 8px !important;
    overflow: hidden;
  }
  .detail-wrapper > div[style*="border:1px solid #eee"] > div:first-child {
    padding: 10px 14px !important;
    font-size: 14px;
  }
  .detail-wrapper > div[style*="border:1px solid #eee"] > div:last-child {
    padding: 0 14px !important;
  }

  /* Item row: image left, info stacked right */
  .item-row {
    display: flex;
    flex-wrap: nowrap;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid #f0f0f0;
  }
  .item-row:last-child {
    border-bottom: none;
  }
  .item-img {
    width: 64px;
    height: 64px;
    object-fit: contain;
    border-radius: 6px;
    flex-shrink: 0;
  }
  .item-info {
    flex: 1;
    min-width: 0;
  }
  .item-name {
    font-size: 13px;
    line-height: 1.4;
    display: block;
    margin-bottom: 4px;
    word-break: break-word;
  }
  .item-meta {
    font-size: 12px;
    color: #888;
  }
  .item-total {
    font-size: 14px;
    font-weight: 600;
    color: #d70018;
    white-space: nowrap;
    align-self: center;
    flex-shrink: 0;
  }

  /* Summary box */
  .summary-box {
    padding: 14px;
    border-radius: 8px;
    margin-bottom: 80px;
  }
  .sum-row {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    padding: 7px 0;
    border-bottom: 1px solid #f5f5f5;
  }
  .sum-row:last-child {
    border-bottom: none;
  }
  .final-total {
    padding-top: 10px;
    margin-top: 4px;
  }
  .final-total .sum-label {
    font-size: 15px;
    font-weight: 600;
  }
  .final-total span:last-child {
    font-size: 17px !important;
  }

  /* =========================================
 POLICY, STATIC PAGES, PROFILE & TRACKING 
========================================= */
  /* Common Pages */
  .page-wrapper {
    padding: 15px;
    margin: 10px 8px;
    border-radius: 8px;
    overflow-x: hidden;
  }
  .page-title {
    font-size: 20px;
    margin-bottom: 15px;
    text-align: center;
    line-height: 1.4;
  }
  .page-content {
    font-size: 14px;
    line-height: 1.6;
    overflow-x: hidden;
  }
  .page-content img,
  .page-content iframe {
    max-width: 100%;
    height: auto;
  }
  .page-content ul,
  .page-content ol {
    padding-left: 20px;
  }
  .page-content h3 {
    font-size: 16px;
    margin-top: 15px;
    margin-bottom: 10px;
  }

  /* Store System & Warranty Centers */
  .store-grid {
    display: flex;
    flex-direction: column;
    gap: 15px;
  }
  .store-card {
    padding: 15px;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    gap: 8px;
  }
  .store-name {
    font-size: 16px;
    font-weight: bold;
    display: block;
    margin-bottom: 4px;
  }
  .store-address {
    font-size: 14px;
    display: flex;
    gap: 8px;
    align-items: flex-start;
  }
  .store-address i {
    margin-top: 3px;
  }

  /* Order Tracking */
  .tracking-box {
    padding: 15px;
    border-radius: 8px;
  }
  .tracking-input-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 15px;
  }
  .tracking-input {
    width: 100%;
    min-height: 44px;
    font-size: 14px;
    padding: 10px 15px;
    border-radius: 8px;
    box-sizing: border-box;
  }
  .btn-confirm {
    min-height: 48px;
    font-size: 16px;
    padding: 10px;
    width: 100%;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
  }
  .tracking-result {
    margin-top: 15px;
    font-size: 14px;
    word-break: break-word;
  }

  /* Profile Page */
  .profile-wrapper {
    margin: 10px 8px;
    padding: 15px;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
  }
  .profile-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 10px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
  }
  .profile-avatar {
    font-size: 60px;
  }
  .profile-name {
    font-size: 20px;
    font-weight: bold;
    margin: 0;
  }
  .profile-joined {
    font-size: 14px;
    color: #666;
  }
  .profile-body {
    padding-top: 15px;
  }

  .form-group label {
    font-size: 14px;
    display: block;
    font-weight: 500;
  }
  .form-control {
    width: 100%;
    min-height: 44px;
    font-size: 14px;
    padding: 10px;
    border-radius: 8px;
    box-sizing: border-box;
  }
  .action-buttons {
    display: flex;
    flex-direction: row;
    gap: 10px;
    margin-top: 20px;
    width: 100%;
  }
  .action-buttons > a#btn-change-pass {
    flex: 1;
  }
  .action-buttons > div {
    display: flex;
    flex-direction: row;
    gap: 10px !important;
    flex: 1;
  }
  .action-buttons .btn {
    flex: 1;
    width: 100%;
    min-height: 48px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 13px;
    padding: 10px 5px;
    border-radius: 8px;
    gap: 5px;
    margin: 0 !important;
  }

  /* Careers Page */
  .job-item {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
    padding: 15px;
    border-radius: 8px;
  }
  .job-item .job-title {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 8px;
  }
  .job-item .job-meta {
    font-size: 13px;
    display: flex;
    flex-direction: column;
    gap: 5px;
    line-height: 1.5;
  }
  .job-item .btn-apply {
    width: 100%;
    min-height: 48px;
    font-size: 14px;
    border-radius: 8px;
  }
  .page-title {
    font-size: 18px;
  }
  .page-wrapper,
  .profile-wrapper,
  .tracking-box,
  .store-card {
    padding: 12px;
    margin: 8px;
  }
  .store-address {
    font-size: 13px;
  }

  /* =========================================
   9. PROFILE, LOGIN, REGISTER - Mobile 768px
========================================= */
  /* ---- PROFILE PAGE ---- */
  .profile-wrapper {
    margin: 10px 8px 90px;
    padding: 16px;
    border-radius: 10px;
    overflow-x: hidden;
  }
  .profile-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 8px;
    padding-bottom: 16px;
    border-bottom: 1px solid #eee;
    margin-bottom: 16px;
  }
  .profile-avatar {
    font-size: 64px;
    color: var(--primary);
  }
  .profile-name {
    font-size: 20px;
    font-weight: 700;
    margin: 0;
  }
  .profile-joined {
    font-size: 13px;
    color: #888;
  }
  .profile-body .form-group {
    margin-bottom: 14px;
  }
  .profile-body .form-group label {
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 6px;
    display: block;
    color: #555;
  }
  .profile-body .form-control,
  .profile-body textarea.form-control {
    width: 100%;
    min-height: 44px;
    font-size: 14px;
    padding: 10px 12px;
    border-radius: 8px;
    box-sizing: border-box;
  }
  .profile-body textarea.form-control {
    min-height: 80px;
    resize: vertical;
  }
  .action-buttons {
    display: flex;
    flex-direction: row;
    gap: 10px;
    margin-top: 18px;
  }
  .action-buttons > div {
    display: flex;
    flex-direction: column;
    gap: 10px !important;
    width: 100%;
  }
  .action-buttons .btn,
  .action-buttons a.btn {
    width: 100%;
    min-height: 46px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 14px;
    padding: 10px;
    border-radius: 8px;
    gap: 6px;
    box-sizing: border-box;
  }

  /* ---- AUTH PAGES: login & register ---- */

  /* Center wrapper: full height, lightly padded */
  .auth-wrapper {
    min-height: 100svh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px 16px;
    box-sizing: border-box;
    background: #f5f6fa;
  }

  /* Auth box: card feel */
  .auth-box,
  .login-box {
    width: 100%;
    max-width: 420px;
    padding: 28px 20px;
    border-radius: 14px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    background: #fff;
    box-sizing: border-box;
  }

  .auth-box h2,
  .login-box h2 {
    font-size: 22px;
    text-align: center;
    margin-bottom: 20px;
    color: var(--primary);
  }

  /* Form inputs */
  .auth-form input,
  .login-box input[type="text"],
  .login-box input[type="email"],
  .login-box input[type="password"],
  .login-box .form-group input {
    width: 100%;
    min-height: 46px;
    font-size: 15px;
    padding: 10px 14px;
    border: 1px solid #ddd;
    border-radius: 8px;
    box-sizing: border-box;
    margin-bottom: 12px;
    display: block;
  }
  .login-box .form-group {
    margin-bottom: 0;
  }

  /* Submit buttons */
  .auth-btn,
  .login-box button[type="button"]#btn-register {
    width: 100%;
    min-height: 48px;
    font-size: 15px;
    font-weight: 600;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    margin-top: 4px;
    margin-bottom: 10px;
    background: var(--primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
  }
  .auth-btn:active,
  #btn-register:active {
    opacity: 0.88;
  }

  /* Google sign-in divider */
  .auth-box > div[style*="position: relative"],
  .login-box > div[style*="position: relative"] {
    margin: 14px 0;
  }

  /* Google button container */
  .g_id_signin {
    justify-content: center;
    margin-bottom: 16px;
  }

  /* Auth links */
  .auth-link {
    text-align: center;
    font-size: 13px;
    margin-top: 8px;
    line-height: 2;
  }
  .login-box > p {
    text-align: center;
    font-size: 13px;
    margin-top: 14px;
  }

  /* Error / message boxes */
  #error-msg,
  #reg-msg {
    font-size: 13px;
    border-radius: 6px;
    margin-bottom: 10px;
  }

  /* =========================================
   10. CHANGE PASSWORD - Mobile 768px
========================================= */
  /* Full-screen centered layout */
  body:has(.password-container) {
    min-height: 100svh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f5f6fa;
    padding: 20px 16px;
    box-sizing: border-box;
  }

  .password-container {
    width: 100%;
    max-width: 420px;
    background: #fff;
    padding: 28px 20px;
    border-radius: 14px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    box-sizing: border-box;
  }

  .password-container h2 {
    font-size: 20px;
    color: var(--primary);
    margin-bottom: 22px;
  }

  /* Form groups */
  .password-container .form-group {
    margin-bottom: 16px;
  }
  .password-container .form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: #555;
    margin-bottom: 6px;
  }
  .password-container .form-group input,
  .password-container input[type="password"] {
    width: 100%;
    min-height: 46px;
    font-size: 15px;
    padding: 10px 14px;
    border: 1px solid #ddd;
    border-radius: 8px;
    box-sizing: border-box;
    display: block;
  }
  .password-container input[type="password"]:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 72, 122, 0.1);
  }

  /* Submit button */
  .password-container .btn-save {
    width: 100%;
    min-height: 48px;
    font-size: 15px;
    font-weight: 600;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    margin-top: 6px;
    background: var(--primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
  }
  .password-container .btn-save:active {
    opacity: 0.88;
  }

  /* Back link */
  .password-container .back-link {
    display: block;
    text-align: center;
    margin-top: 16px;
    font-size: 13px;
    color: #666;
    text-decoration: none;
  }
  .password-container .back-link:hover {
    color: var(--primary);
  }

  /* =========================================
   11. SEARCH PAGE - Mobile 768px
========================================= */
  /* Container margin + clearance for bottom nav */
  .container[style*="margin-top: 30px"] {
    margin-top: 16px !important;
    margin-bottom: 80px !important;
    padding: 0 10px;
  }

  /* Header row: title + sort stacked */
  .container > div[style*="display:flex"] {
    flex-direction: column;
    align-items: flex-start !important;
    gap: 10px;
    margin-bottom: 14px;
    padding-bottom: 10px;
  }
  .container > div[style*="display:flex"] h2 {
    font-size: 17px !important;
    font-weight: 600;
    line-height: 1.3;
    word-break: break-word;
  }

  /* Sort dropdown full-width */
  .sort-wrap {
    width: 100%;
  }
  .sort-wrap select {
    width: 100%;
    min-height: 40px;
    font-size: 14px;
    padding: 8px 12px;
    border-radius: 8px !important;
    border: 1px solid #ddd;
    background: #fff;
    box-sizing: border-box;
  }

  /* Filter bar: hãng — horizontal scroll */
  .filter-bar {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    gap: 8px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding: 8px 0 12px;
    margin-bottom: 12px;
    scrollbar-width: none;
  }
  .filter-bar::-webkit-scrollbar {
    display: none;
  }
  .filter-bar strong {
    font-size: 13px;
    white-space: nowrap;
    flex-shrink: 0;
  }
  .filter-link {
    white-space: nowrap;
    flex-shrink: 0;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    border: 1px solid #ddd;
    color: #333;
    text-decoration: none;
    background: #fff;
    min-height: 36px;
    display: inline-flex;
    align-items: center;
  }
  .filter-link.active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
  }

  /* Product grid: 2 cột đều nhau */
  .product-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  /* Empty state */
  .container > div[style*="text-align:center;"] {
    padding: 40px 20px !important;
  }
  .container > div[style*="text-align:center;"] i {
    font-size: 40px !important;
  }
  .container > div[style*="text-align:center;"] p {
    font-size: 14px;
  }
  /* =========================================
   12. COMPARE PAGE - Mobile 768px
========================================= */
  /* Wrapper */
  .compare-wrapper {
    padding: 12px 8px;
    margin-top: 10px;
    margin-bottom: 80px; /* clear bottom nav */
    border-radius: 8px;
  }

  /* Breadcrumb wrap */
  .compare-breadcrumb {
    font-size: 12px;
    flex-wrap: wrap;
    gap: 4px;
    margin-bottom: 12px;
  }
  .compare-breadcrumb .active-badge {
    font-size: 11px;
    padding: 3px 8px;
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  /* Table: horizontal scroll, min-width keeps columns readable */
  .compare-table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: 8px;
  }
  .compare-table {
    min-width: 560px; /* 2 SP: ~280px/col */
    font-size: 13px;
  }

  /* Shrink padding */
  .compare-table th,
  .compare-table td {
    padding: 10px 8px;
  }

  /* Title cell: hide product name list, show only heading */
  .compare-title-cell {
    min-width: 100px;
    max-width: 120px;
  }
  .compare-title-cell h3 {
    font-size: 13px;
    margin-bottom: 6px;
  }
  .compare-title-cell p[style*="font-weight:bold"] {
    font-size: 12px !important;
    margin: 4px 0 !important;
  }

  /* Product cell */
  .compare-product-cell {
    min-width: 160px;
  }
  .compare-product-cell img {
    max-width: 110px;
    margin-bottom: 10px;
  }

  /* Cell inner flex stays, but tighter */
  .compare-product-cell > .cell-inner {
    min-height: 180px;
    gap: 6px;
  }

  /* Product name: 2 lines max */
  .pd-name {
    font-size: 13px;
    height: auto;
    max-height: 36px;
  }

  /* Price */
  .pd-current-money {
    font-size: 15px;
  }
  .pd-old-money {
    font-size: 12px;
  }
  .pd-vat {
    font-size: 11px;
  }

  /* Remove button */
  .btn-remove-compare {
    font-size: 12px;
    padding: 5px 10px;
  }

  /* Add-product cell */
  .compare-add-cell {
    min-width: 140px;
    padding: 10px 8px;
  }
  .compare-add-cell p {
    font-size: 12px !important;
    margin-bottom: 10px !important;
  }

  /* Search box inside add cell */
  .compare-search-wrap {
    max-width: 100%;
  }
  .compare-search-wrap input {
    font-size: 13px;
    padding: 8px 12px;
  }

  /* Suggestions dropdown */
  .compare-suggestions-box {
    font-size: 13px;
  }
  .compare-suggest-item {
    padding: 8px;
  }
  .compare-suggest-item img {
    width: 36px;
    height: 36px;
  }

  /* Spec rows */
  .spec-section-header td {
    font-size: 13px;
    padding: 8px 8px !important;
  }
  .spec-label {
    font-size: 12px;
    min-width: 90px;
  }

  /* Scroll top btn */
  #scroll-top-btn {
    width: 38px;
    height: 38px;
    font-size: 16px;
    margin-bottom: 8px;
  }
}

/* =========================================
   MOBILE NHỎ (max-width: 480px)
========================================= */
@media (max-width: 480px) {
  nav .search-form-wrap {
    width: 150px;
    margin: 0 6px;
  }

  .hot-sale-container .product-card {
    min-width: 135px;
    max-width: 135px;
  }

  .hot-sale-container .product-card img {
    height: 110px;
  }

  .product-grid {
    gap: 8px;
  }

  .product-card img {
    height: 120px;
  }

  .btn-buy-now strong {
    font-size: 13px;
  }

  .btn-buy-now span {
    display: none;
  }

  .review-score-box h1 {
    font-size: 48px;
  }

  .footer-top {
    display: flex !important;
    flex-direction: column !important;
    gap: 16px;
  }

  /* Auth */
  .auth-box {
    padding: 20px 12px;
  }

  /* Confirm modal */
  .confirm-box {
    width: 95%;
    padding: 18px;
  }

  /* ORDER HISTORY & DETAILS */
  .history-table td {
    flex-direction: column;
    align-items: flex-start;
    text-align: left !important;
  }
  .history-table td::before {
    margin-bottom: 5px;
    color: #888;
    font-size: 12px;
  }
  .history-table td:last-child {
    flex-direction: row;
    justify-content: flex-end;
  }
  .history-table td:last-child::before {
    display: none;
  }

  /* ORDER DETAIL  */
  .detail-wrapper h2 {
    font-size: 15px;
  }
  .step {
    flex: 0 0 80px;
  }
  .step-icon {
    width: 30px;
    height: 30px;
    font-size: 13px;
  }
  .step-label {
    font-size: 10px;
  }
  .item-img {
    width: 54px;
    height: 54px;
  }
  .item-name {
    font-size: 12px;
  }
  .item-total {
    font-size: 13px;
  }
  .summary-box {
    padding: 12px;
  }
  .final-total span:last-child {
    font-size: 15px !important;
  }

  .auth-box,
  .login-box {
    padding: 22px 14px;
    border-radius: 10px;
  }
  .auth-box h2,
  .login-box h2 {
    font-size: 20px;
  }
  .profile-avatar {
    font-size: 52px;
  }
  .profile-name {
    font-size: 18px;
  }

  .password-container {
    padding: 22px 14px;
    border-radius: 10px;
  }
  .password-container h2 {
    font-size: 18px;
  }
  .product-grid {
    gap: 8px;
  }
  .container > div[style*="display:flex"] h2 {
    font-size: 15px !important;
  }
  .filter-link {
    padding: 5px 10px;
    font-size: 12px;
    min-height: 32px;
  }
  .compare-table {
    min-width: 480px;
    font-size: 12px;
  }
  .compare-product-cell {
    min-width: 140px;
  }
  .compare-product-cell img {
    max-width: 90px;
  }
  .pd-current-money {
    font-size: 14px;
  }
  .compare-title-cell {
    min-width: 80px;
    max-width: 90px;
  }
}