/* =====================================================================
   VINAMEDICAL — Nhóm trang SẢN PHẨM
   Dùng chung cho: san-pham.html, danh-muc.html, san-pham-chi-tiet.html,
                   gio-hang.html, tim-kiem.html
   Quy ước: mọi lớp riêng đều mang tiền tố .vm-shop-*
   Chỉ dùng biến --vm-* của tokens.css nên tự động hợp chế độ tối.
   Phụ thuộc: tokens.css, base.css, components.css, layout.css
   ===================================================================== */

/* =====================================================================
   1. BỐ CỤC 2 CỘT: THANH LỌC + LƯỚI SẢN PHẨM
   ===================================================================== */
.vm-shop-layout {
  display: grid;
  grid-template-columns: 288px minmax(0, 1fr);
  gap: clamp(1.5rem, 3vw, 2.5rem);
  align-items: start;
}

/* Cột lọc — dính theo màn hình trên desktop */
.vm-shop-sidebar {
  position: sticky;
  top: calc(var(--vm-header-h) + var(--vm-space-4));
  max-height: calc(100dvh - var(--vm-header-h) - var(--vm-space-8));
  overflow-y: auto;
  overscroll-behavior: contain;
  display: flex;
  flex-direction: column;
  gap: var(--vm-space-4);
  padding-right: var(--vm-space-1);
}

/* Đầu thanh lọc — chỉ hiện khi mở dạng panel trượt trên di động */
.vm-shop-sidebar__head {
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: var(--vm-space-4);
  padding-bottom: var(--vm-space-4);
  border-bottom: 1px solid var(--vm-border);
}
.vm-shop-sidebar__head strong {
  font-family: var(--vm-font-display);
  font-size: var(--vm-text-md);
  color: var(--vm-text);
}

/* Một nhóm điều kiện lọc */
.vm-shop-panel {
  padding: var(--vm-space-5);
  border: 1px solid var(--vm-border);
  border-radius: var(--vm-radius-lg);
  background: var(--vm-surface);
  box-shadow: var(--vm-shadow-xs);
}
.vm-shop-panel__title {
  display: flex;
  align-items: center;
  gap: var(--vm-space-2);
  margin-bottom: var(--vm-space-4);
  font-family: var(--vm-font-display);
  font-size: var(--vm-text-xs);
  font-weight: var(--vm-weight-bold);
  letter-spacing: var(--vm-tracking-caps);
  text-transform: uppercase;
  color: var(--vm-brand);
}
.vm-shop-panel__title svg { width: 15px; height: 15px; }

.vm-shop-checks {
  display: flex;
  flex-direction: column;
  gap: var(--vm-space-1);
  max-height: 340px;
  overflow-y: auto;
}
.vm-shop-check {
  display: flex;
  align-items: center;
  gap: var(--vm-space-3);
  padding: var(--vm-space-2) var(--vm-space-2);
  border-radius: var(--vm-radius-sm);
  font-size: var(--vm-text-sm);
  color: var(--vm-text-soft);
  cursor: pointer;
  transition: background-color var(--vm-dur-fast) var(--vm-ease-out),
              color var(--vm-dur-fast) var(--vm-ease-out);
}
.vm-shop-check:hover { background: var(--vm-brand-soft); color: var(--vm-brand); }
.vm-shop-check input {
  width: 17px; height: 17px;
  flex-shrink: 0;
  accent-color: var(--vm-brand);
  cursor: pointer;
}
.vm-shop-check__text { flex: 1; line-height: var(--vm-leading-snug); }
.vm-shop-check:has(input:checked) { color: var(--vm-brand); font-weight: var(--vm-weight-semi); }
.vm-shop-check__count {
  flex-shrink: 0;
  min-width: 24px;
  padding: 1px 7px;
  border-radius: var(--vm-radius-pill);
  background: var(--vm-bg-muted);
  color: var(--vm-text-muted);
  font-size: var(--vm-text-2xs);
  font-style: normal;
  font-weight: var(--vm-weight-bold);
  text-align: center;
}
.vm-shop-check:has(input:checked) .vm-shop-check__count {
  background: var(--vm-brand);
  color: var(--vm-text-on-brand);
}
/* Danh mục chưa có sản phẩm — vẫn hiện nhưng làm mờ để phân biệt */
.vm-shop-check.is-empty { opacity: 0.55; }

/* Nút mở panel lọc trên di động + lớp phủ nền */
.vm-shop-filter-toggle { display: none; }
.vm-shop-backdrop {
  position: fixed;
  inset: 0;
  z-index: calc(var(--vm-z-drawer) - 1);
  background: var(--vm-overlay);
  backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--vm-dur-base) var(--vm-ease-out), visibility var(--vm-dur-base);
}
.vm-shop-backdrop.is-open { opacity: 1; visibility: visible; }

/* =====================================================================
   2. THANH CÔNG CỤ TRÊN LƯỚI
   ===================================================================== */
.vm-shop-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--vm-space-3);
  padding: var(--vm-space-3) var(--vm-space-4);
  margin-bottom: var(--vm-space-6);
  border: 1px solid var(--vm-border);
  border-radius: var(--vm-radius-lg);
  background: var(--vm-bg-subtle);
}
.vm-shop-toolbar__count {
  font-size: var(--vm-text-sm);
  color: var(--vm-text-soft);
}
.vm-shop-toolbar__count b { color: var(--vm-text); font-weight: var(--vm-weight-bold); }
.vm-shop-toolbar__tools {
  display: flex;
  align-items: center;
  gap: var(--vm-space-3);
  margin-left: auto;
}
.vm-shop-toolbar__tools .vm-select {
  min-height: 40px;
  padding-block: 0.4rem;
  min-width: 175px;
}

/* Nút chuyển lưới ↔ danh sách */
.vm-shop-view {
  display: inline-flex;
  border: 1.5px solid var(--vm-border);
  border-radius: var(--vm-radius-control);
  overflow: hidden;
  background: var(--vm-surface);
}
.vm-shop-view__btn {
  width: 40px; height: 40px;
  display: grid;
  place-items: center;
  color: var(--vm-text-muted);
  transition: background-color var(--vm-dur-fast) var(--vm-ease-out),
              color var(--vm-dur-fast) var(--vm-ease-out);
}
.vm-shop-view__btn + .vm-shop-view__btn { border-left: 1.5px solid var(--vm-border); }
.vm-shop-view__btn:hover { color: var(--vm-brand); background: var(--vm-brand-soft); }
.vm-shop-view__btn[aria-pressed="true"] { background: var(--vm-brand); color: var(--vm-text-on-brand); }
.vm-shop-view__btn svg { width: 17px; height: 17px; }

/* Dải nhãn các bộ lọc đang bật */
.vm-shop-chips {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--vm-space-2);
  margin-bottom: var(--vm-space-5);
}
.vm-shop-chips:empty { display: none; }
.vm-shop-chips__label {
  font-size: var(--vm-text-xs);
  font-weight: var(--vm-weight-semi);
  color: var(--vm-text-muted);
  text-transform: uppercase;
  letter-spacing: var(--vm-tracking-wide);
}
.vm-shop-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 8px 5px 12px;
  border-radius: var(--vm-radius-pill);
  border: 1px solid color-mix(in srgb, var(--vm-brand) 35%, var(--vm-border));
  background: var(--vm-brand-soft);
  color: var(--vm-brand);
  font-size: var(--vm-text-xs);
  font-weight: var(--vm-weight-semi);
}
.vm-shop-chip__x {
  display: grid;
  place-items: center;
  width: 18px; height: 18px;
  border-radius: 50%;
  color: inherit;
  transition: background-color var(--vm-dur-fast) var(--vm-ease-out);
}
.vm-shop-chip__x:hover { background: color-mix(in srgb, var(--vm-brand) 22%, transparent); }
.vm-shop-chip__x svg { width: 12px; height: 12px; }

/* =====================================================================
   3. LƯỚI SẢN PHẨM & THẺ
   ===================================================================== */
.vm-shop-grid {
  display: grid;
  gap: var(--vm-space-6);
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 264px), 1fr));
}

/* Liên kết phủ toàn bộ khung ảnh của thẻ sản phẩm */
.vm-shop-card__media-link { display: block; width: 100%; height: 100%; }
/* Mô tả ngắn chỉ hiện ở kiểu danh sách */
.vm-shop-card__desc { display: none; }
/* Chân thẻ: giá + nút thêm giỏ, luôn dính đáy thẻ ở kiểu lưới */
.vm-shop-card__foot {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: var(--vm-space-3);
}

/* Kiểu danh sách: ảnh bên trái, thông tin bên phải */
.vm-shop-grid--list { grid-template-columns: 1fr; gap: var(--vm-space-4); }
.vm-shop-grid--list .vm-product-card { flex-direction: row; }
.vm-shop-grid--list .vm-product-card__media {
  flex: 0 0 clamp(150px, 26%, 260px);
  aspect-ratio: auto;
  align-self: stretch;
  border-right: 1px solid var(--vm-border-subtle);
}
.vm-shop-grid--list .vm-product-card__body { justify-content: center; gap: var(--vm-space-3); }
.vm-shop-grid--list .vm-product-card__title { min-height: 0; font-size: var(--vm-text-lg); }
.vm-shop-grid--list .vm-shop-card__desc {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  overflow: hidden;
  font-size: var(--vm-text-sm);
  line-height: var(--vm-leading-normal);
  color: var(--vm-text-soft);
}
.vm-shop-grid--list .vm-product-card__price { margin-top: 0; padding-top: 0; }
.vm-shop-grid--list .vm-shop-card__foot {
  display: flex;
  align-items: center;
  gap: var(--vm-space-3);
  flex-wrap: wrap;
  margin-top: var(--vm-space-2);
}
.vm-shop-grid--list .vm-product-card__cart { margin-top: 0; width: auto; }

/* Khung xương khi đang tải */
.vm-shop-skeleton { display: flex; flex-direction: column; gap: 0; overflow: hidden; border-radius: var(--vm-radius-card); }
.vm-shop-skeleton__media { aspect-ratio: 4 / 3; }
.vm-shop-skeleton__body { display: flex; flex-direction: column; gap: var(--vm-space-3); padding: var(--vm-space-5); }

/* Phân trang cách lưới một khoảng */
.vm-shop-pagination { margin-top: var(--vm-space-10); }

/* =====================================================================
   4. HỘP XEM NHANH
   ===================================================================== */
.vm-shop-quick {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: var(--vm-space-6);
  align-items: start;
}
.vm-shop-quick__media {
  border: 1px solid var(--vm-border);
  border-radius: var(--vm-radius-lg);
  background: var(--vm-neutral-0);
  aspect-ratio: 1 / 1;
  overflow: hidden;
}
.vm-shop-quick__media img { width: 100%; height: 100%; object-fit: contain; padding: var(--vm-space-4); }
.vm-shop-quick__body { display: flex; flex-direction: column; gap: var(--vm-space-3); }
.vm-shop-quick__title { font-size: var(--vm-text-xl); }
.vm-shop-quick__desc {
  font-size: var(--vm-text-sm);
  line-height: var(--vm-leading-relaxed);
  color: var(--vm-text-soft);
}
.vm-shop-quick__actions { display: flex; gap: var(--vm-space-3); flex-wrap: wrap; margin-top: var(--vm-space-2); }

/* Bảng thông tin nhanh dùng lại ở hộp xem nhanh và trang chi tiết */
.vm-shop-facts {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--vm-space-2) var(--vm-space-4);
  padding: var(--vm-space-4);
  border: 1px solid var(--vm-border);
  border-radius: var(--vm-radius-md);
  background: var(--vm-bg-subtle);
  font-size: var(--vm-text-sm);
}
.vm-shop-facts dt { color: var(--vm-text-muted); }
.vm-shop-facts dd { color: var(--vm-text); font-weight: var(--vm-weight-semi); }

/* =====================================================================
   5. TRANG CHI TIẾT SẢN PHẨM
   ===================================================================== */
.vm-shop-detail {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: clamp(1.75rem, 4vw, 3.5rem);
  align-items: start;
}

/* --- Khung ảnh --- */
.vm-shop-gallery { display: flex; flex-direction: column; gap: var(--vm-space-4); }
.vm-shop-gallery__main {
  position: relative;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--vm-border);
  border-radius: var(--vm-radius-lg);
  background: var(--vm-neutral-0);
  overflow: hidden;
}
.vm-shop-gallery__main img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: var(--vm-space-6);
  transform-origin: var(--vm-zoom-x, 50%) var(--vm-zoom-y, 50%);
  transition: transform var(--vm-dur-slow) var(--vm-ease-out);
}
/* Phóng to khi rê chuột — chỉ bật trên thiết bị có con trỏ thật và màn rộng */
@media (hover: hover) and (pointer: fine) and (min-width: 1024px) {
  .vm-shop-gallery__main.is-zoomable { cursor: zoom-in; }
  .vm-shop-gallery__main.is-zoomable:hover img { transform: scale(2); transition-duration: var(--vm-dur-fast); }
}
.vm-shop-gallery__hint {
  position: absolute;
  right: var(--vm-space-3);
  bottom: var(--vm-space-3);
  display: none;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: var(--vm-radius-pill);
  background: var(--vm-bg-muted);
  color: var(--vm-text-muted);
  font-size: var(--vm-text-2xs);
  pointer-events: none;
}
.vm-shop-gallery__hint svg { width: 13px; height: 13px; }
@media (hover: hover) and (pointer: fine) and (min-width: 1024px) {
  .vm-shop-gallery__hint { display: inline-flex; }
}

.vm-shop-gallery__thumbs {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(76px, 1fr));
  gap: var(--vm-space-3);
}
.vm-shop-gallery__thumb {
  position: relative;
  aspect-ratio: 1 / 1;
  padding: 6px;
  border: 1.5px solid var(--vm-border);
  border-radius: var(--vm-radius-md);
  background: var(--vm-neutral-0);
  overflow: hidden;
  transition: border-color var(--vm-dur-fast) var(--vm-ease-out),
              box-shadow var(--vm-dur-fast) var(--vm-ease-out);
}
.vm-shop-gallery__thumb img { width: 100%; height: 100%; object-fit: contain; }
.vm-shop-gallery__thumb:hover { border-color: var(--vm-brand); }
.vm-shop-gallery__thumb[aria-pressed="true"] {
  border-color: var(--vm-brand);
  box-shadow: var(--vm-shadow-focus);
}

/* --- Cột thông tin (dính trên desktop) --- */
.vm-shop-info {
  display: flex;
  flex-direction: column;
  gap: var(--vm-space-4);
}
@media (min-width: 1024px) {
  .vm-shop-info { position: sticky; top: calc(var(--vm-header-h) + var(--vm-space-5)); }
}
.vm-shop-info__cat {
  font-family: var(--vm-font-display);
  font-size: var(--vm-text-xs);
  font-weight: var(--vm-weight-bold);
  letter-spacing: var(--vm-tracking-caps);
  text-transform: uppercase;
  color: var(--vm-brand);
}
.vm-shop-info__title { font-size: var(--vm-text-3xl); }
.vm-shop-info__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--vm-space-2) var(--vm-space-5);
  padding-bottom: var(--vm-space-4);
  border-bottom: 1px solid var(--vm-border);
  font-size: var(--vm-text-sm);
  color: var(--vm-text-muted);
}
.vm-shop-info__meta span { display: inline-flex; align-items: center; gap: 6px; }
.vm-shop-info__meta b { color: var(--vm-text); font-weight: var(--vm-weight-semi); }
.vm-shop-info__meta svg { width: 15px; height: 15px; color: var(--vm-brand); }

.vm-shop-info__price {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: var(--vm-space-3);
  font-family: var(--vm-font-display);
  font-size: var(--vm-text-3xl);
  font-weight: var(--vm-weight-black);
  color: var(--vm-cta);
  line-height: 1.1;
}
.vm-shop-info__price small {
  font-family: var(--vm-font-body);
  font-size: var(--vm-text-sm);
  font-weight: var(--vm-weight-normal);
  color: var(--vm-text-muted);
}
.vm-shop-info__price--quote { font-size: var(--vm-text-2xl); color: var(--vm-brand); }

.vm-shop-info__desc {
  font-size: var(--vm-text-sm);
  line-height: var(--vm-leading-relaxed);
  color: var(--vm-text-soft);
}

.vm-shop-info__buy {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--vm-space-3);
}
.vm-shop-info__buy .vm-btn { flex: 1 1 180px; }
.vm-shop-info__hotline {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--vm-space-2);
  padding: var(--vm-space-3) var(--vm-space-4);
  border: 1.5px dashed color-mix(in srgb, var(--vm-cta) 45%, var(--vm-border));
  border-radius: var(--vm-radius-control);
  background: var(--vm-cta-soft);
  color: var(--vm-cta);
  font-size: var(--vm-text-sm);
  font-weight: var(--vm-weight-semi);
}
.vm-shop-info__hotline b { font-family: var(--vm-font-display); font-size: var(--vm-text-md); }
.vm-shop-info__hotline svg { width: 18px; height: 18px; }

/* Khối cam kết 4 dòng */
.vm-shop-promise {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 190px), 1fr));
  gap: var(--vm-space-3);
  padding: var(--vm-space-4);
  border: 1px solid var(--vm-border);
  border-radius: var(--vm-radius-lg);
  background: var(--vm-bg-subtle);
}
.vm-shop-promise__item {
  display: flex;
  align-items: flex-start;
  gap: var(--vm-space-3);
  font-size: var(--vm-text-xs);
  line-height: var(--vm-leading-snug);
  color: var(--vm-text-soft);
}
.vm-shop-promise__item svg {
  flex-shrink: 0;
  width: 20px; height: 20px;
  color: var(--vm-brand);
}
.vm-shop-promise__item b { display: block; color: var(--vm-text); font-size: var(--vm-text-sm); margin-bottom: 2px; }

/* Danh sách tính năng nổi bật */
.vm-shop-features { display: grid; gap: var(--vm-space-3); grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); }
.vm-shop-features__item {
  display: flex;
  align-items: flex-start;
  gap: var(--vm-space-3);
  padding: var(--vm-space-4);
  border: 1px solid var(--vm-border);
  border-radius: var(--vm-radius-md);
  background: var(--vm-surface);
  font-size: var(--vm-text-sm);
  line-height: var(--vm-leading-normal);
  color: var(--vm-text-soft);
  transition: border-color var(--vm-dur-base) var(--vm-ease-out);
}
.vm-shop-features__item:hover { border-color: color-mix(in srgb, var(--vm-brand) 40%, var(--vm-border)); }
.vm-shop-features__item svg { flex-shrink: 0; width: 19px; height: 19px; color: var(--vm-success-600); margin-top: 2px; }

/* =====================================================================
   6. DẢI CUỘN NGANG "DANH MỤC KHÁC"
   ===================================================================== */
.vm-shop-strip {
  display: flex;
  gap: var(--vm-space-4);
  overflow-x: auto;
  padding-bottom: var(--vm-space-3);
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
}
.vm-shop-strip > * {
  flex: 0 0 clamp(220px, 68vw, 280px);
  scroll-snap-align: start;
}
.vm-shop-strip .vm-cat-card { min-height: 220px; }

/* =====================================================================
   7. TRANG GIỎ HÀNG
   ===================================================================== */
.vm-shop-cart {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 3vw, 2.5rem);
  align-items: start;
}
/* Cột phải: tóm tắt + biểu mẫu. Không đặt sticky vì biểu mẫu khá cao,
   dính lại sẽ khiến phần cuối biểu mẫu không cuộn tới được. */
.vm-shop-cart__aside {
  display: flex;
  flex-direction: column;
  gap: var(--vm-space-5);
}

.vm-shop-cart__thumb {
  width: 74px; height: 74px;
  flex-shrink: 0;
  padding: 6px;
  border: 1px solid var(--vm-border);
  border-radius: var(--vm-radius-md);
  background: var(--vm-neutral-0);
}
.vm-shop-cart__thumb img { width: 100%; height: 100%; object-fit: contain; }
.vm-shop-cart__cell { display: flex; align-items: center; gap: var(--vm-space-4); }
.vm-shop-cart__name {
  font-size: var(--vm-text-sm);
  font-weight: var(--vm-weight-semi);
  line-height: var(--vm-leading-snug);
  color: var(--vm-text);
}
.vm-shop-cart__name:hover { color: var(--vm-brand); }
.vm-shop-cart__cat { display: block; margin-top: 4px; font-size: var(--vm-text-xs); color: var(--vm-text-muted); }
.vm-shop-cart__sum {
  font-family: var(--vm-font-display);
  font-weight: var(--vm-weight-bold);
  color: var(--vm-cta);
  white-space: nowrap;
}
.vm-shop-cart__del {
  width: 38px; height: 38px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--vm-text-muted);
  transition: background-color var(--vm-dur-fast) var(--vm-ease-out),
              color var(--vm-dur-fast) var(--vm-ease-out);
}
.vm-shop-cart__del:hover { background: var(--vm-danger-50); color: var(--vm-danger-600); }
.vm-shop-cart__del svg { width: 17px; height: 17px; }
.vm-shop-cart__table .vm-qty { transform: scale(0.9); transform-origin: left center; }

/* Cột tên sản phẩm cần đủ rộng, các cột số không xuống dòng giữa chừng */
.vm-shop-cart__table th, .vm-shop-cart__table td { padding-inline: var(--vm-space-3); }
.vm-shop-cart__table th:first-child, .vm-shop-cart__table td:first-child {
  min-width: 240px;
  padding-left: var(--vm-space-4);
}
.vm-shop-cart__table td:nth-child(2) { white-space: nowrap; }
.vm-shop-cart__table td:last-child { padding-right: var(--vm-space-4); width: 1%; }

/* Nhãn "thu gọn" cho bảng khi màn hình hẹp */
.vm-shop-cart__table td[data-th]::before { display: none; }

.vm-shop-summary {
  padding: var(--vm-space-6);
  border: 1px solid var(--vm-border);
  border-radius: var(--vm-radius-lg);
  background: var(--vm-surface);
  box-shadow: var(--vm-shadow-sm);
}
.vm-shop-summary__title {
  font-size: var(--vm-text-lg);
  margin-bottom: var(--vm-space-4);
  padding-bottom: var(--vm-space-4);
  border-bottom: 1px solid var(--vm-border);
}
.vm-shop-summary__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--vm-space-4);
  padding-block: var(--vm-space-2);
  font-size: var(--vm-text-sm);
  color: var(--vm-text-soft);
}
.vm-shop-summary__row--total {
  margin-top: var(--vm-space-3);
  padding-top: var(--vm-space-4);
  border-top: 1px dashed var(--vm-border-strong);
  font-size: var(--vm-text-md);
  color: var(--vm-text);
}
.vm-shop-summary__row--total b {
  font-family: var(--vm-font-display);
  font-size: var(--vm-text-xl);
  font-weight: var(--vm-weight-black);
  color: var(--vm-cta);
}
.vm-shop-summary__actions { display: flex; flex-direction: column; gap: var(--vm-space-3); margin-top: var(--vm-space-5); }

.vm-shop-quote {
  padding: var(--vm-space-6);
  border: 1px solid var(--vm-border);
  border-radius: var(--vm-radius-lg);
  background: var(--vm-surface);
  box-shadow: var(--vm-shadow-sm);
}
.vm-shop-quote__title { font-size: var(--vm-text-lg); margin-bottom: var(--vm-space-2); }
.vm-shop-quote__desc {
  font-size: var(--vm-text-sm);
  color: var(--vm-text-soft);
  margin-bottom: var(--vm-space-5);
  line-height: var(--vm-leading-normal);
}
.vm-shop-code {
  display: inline-block;
  margin-top: 6px;
  padding: 3px 10px;
  border-radius: var(--vm-radius-sm);
  background: color-mix(in srgb, var(--vm-success-500) 16%, transparent);
  font-family: var(--vm-font-mono);
  font-weight: var(--vm-weight-bold);
  letter-spacing: 0.06em;
}

/* =====================================================================
   8. TRANG TÌM KIẾM
   ===================================================================== */
.vm-shop-searchbar {
  display: flex;
  gap: var(--vm-space-3);
  flex-wrap: wrap;
  padding: var(--vm-space-5);
  border: 1px solid var(--vm-border);
  border-radius: var(--vm-radius-lg);
  background: var(--vm-surface);
  box-shadow: var(--vm-shadow-md);
}
.vm-shop-searchbar .vm-input-group { flex: 1 1 260px; }
.vm-shop-searchbar .vm-input { min-height: 54px; font-size: var(--vm-text-md); }

.vm-shop-group + .vm-shop-group { margin-top: var(--vm-space-12); }
.vm-shop-group__head {
  display: flex;
  align-items: center;
  gap: var(--vm-space-3);
  margin-bottom: var(--vm-space-5);
  padding-bottom: var(--vm-space-3);
  border-bottom: 1px solid var(--vm-border);
}
.vm-shop-group__head h2 { font-size: var(--vm-text-xl); }
.vm-shop-group__count {
  padding: 2px 10px;
  border-radius: var(--vm-radius-pill);
  background: var(--vm-brand-soft);
  color: var(--vm-brand);
  font-size: var(--vm-text-xs);
  font-weight: var(--vm-weight-bold);
}

.vm-shop-hit {
  display: flex;
  align-items: center;
  gap: var(--vm-space-4);
  padding: var(--vm-space-3);
  border: 1px solid var(--vm-border);
  border-radius: var(--vm-radius-lg);
  background: var(--vm-surface);
  transition: transform var(--vm-dur-base) var(--vm-ease-out),
              box-shadow var(--vm-dur-base) var(--vm-ease-out),
              border-color var(--vm-dur-base) var(--vm-ease-out);
}
.vm-shop-hit:hover {
  transform: translateY(-3px);
  box-shadow: var(--vm-shadow-md);
  border-color: color-mix(in srgb, var(--vm-brand) 40%, var(--vm-border));
}
.vm-shop-hit__img {
  width: 68px; height: 68px;
  flex-shrink: 0;
  padding: 5px;
  border-radius: var(--vm-radius-md);
  background: var(--vm-neutral-0);
  border: 1px solid var(--vm-border-subtle);
  object-fit: contain;
}
.vm-shop-hit__body { min-width: 0; }
.vm-shop-hit__title {
  font-size: var(--vm-text-sm);
  font-weight: var(--vm-weight-semi);
  line-height: var(--vm-leading-snug);
  color: var(--vm-text);
}
.vm-shop-hit:hover .vm-shop-hit__title { color: var(--vm-brand); }
.vm-shop-hit__sub { margin-top: 4px; font-size: var(--vm-text-xs); color: var(--vm-text-muted); }

.vm-shop-suggest { display: flex; flex-wrap: wrap; gap: var(--vm-space-2); justify-content: center; margin-top: var(--vm-space-4); }

/* =====================================================================
   9. RESPONSIVE — kiểm ở 1440 / 1024 / 768 / 360
   ===================================================================== */
@media (max-width: 1200px) {
  .vm-shop-layout { grid-template-columns: 250px minmax(0, 1fr); }
}

@media (max-width: 1023px) {
  /* Cột thông tin và tóm tắt hết dính, xếp dọc */
  .vm-shop-detail { grid-template-columns: 1fr; }
  .vm-shop-cart { grid-template-columns: 1fr; }

  /* Thanh lọc chuyển thành panel trượt từ trái */
  .vm-shop-layout { grid-template-columns: 1fr; }
  .vm-shop-filter-toggle { display: inline-flex; }
  .vm-shop-sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: var(--vm-z-drawer);
    width: min(330px, 88vw);
    max-height: none;
    height: 100dvh;
    padding: var(--vm-space-5);
    background: var(--vm-bg);
    border-right: 1px solid var(--vm-border);
    box-shadow: var(--vm-shadow-xl);
    transform: translateX(-102%);
    visibility: hidden;
    transition: transform var(--vm-dur-slow) var(--vm-ease-out), visibility var(--vm-dur-slow);
  }
  .vm-shop-sidebar.is-open { transform: none; visibility: visible; }
  .vm-shop-sidebar__head { display: flex; }
  .vm-shop-panel { padding: var(--vm-space-4); }
}

@media (max-width: 860px) {
  /* Hộp xem nhanh xếp dọc */
  .vm-shop-quick { grid-template-columns: 1fr; }

  /* Bảng giỏ hàng chuyển sang dạng thẻ xếp dọc */
  .vm-shop-cart__table thead { display: none; }
  .vm-shop-cart__table,
  .vm-shop-cart__table tbody,
  .vm-shop-cart__table tr,
  .vm-shop-cart__table td { display: block; width: 100%; }
  .vm-shop-cart__table tr {
    padding: var(--vm-space-4);
    border-top: 1px solid var(--vm-border);
  }
  .vm-shop-cart__table td { padding: var(--vm-space-2) 0; }
  .vm-shop-cart__table th:first-child,
  .vm-shop-cart__table td:first-child { min-width: 0; padding-left: 0; }
  .vm-shop-cart__table td:last-child { padding-right: 0; }
  .vm-shop-cart__table td[data-th]::before {
    content: attr(data-th);
    display: inline-block;
    min-width: 110px;
    font-size: var(--vm-text-xs);
    font-weight: var(--vm-weight-semi);
    color: var(--vm-text-muted);
  }
  .vm-shop-cart__table td[data-th] { display: flex; align-items: center; gap: var(--vm-space-3); }
  .vm-shop-cart__table td:first-child { padding-bottom: var(--vm-space-3); }
}

@media (max-width: 640px) {
  .vm-shop-toolbar { padding: var(--vm-space-3); }
  .vm-shop-toolbar__tools { width: 100%; margin-left: 0; }
  .vm-shop-toolbar__tools .vm-select { flex: 1; min-width: 0; }
  .vm-shop-grid { grid-template-columns: repeat(auto-fill, minmax(min(100%, 158px), 1fr)); gap: var(--vm-space-4); }
  .vm-shop-grid .vm-product-card__body { padding: var(--vm-space-3); }
  .vm-shop-grid .vm-product-card__title { font-size: var(--vm-text-sm); }

  /* Ở màn rất hẹp, kiểu danh sách vẫn giữ ảnh trái nhưng nhỏ lại */
  .vm-shop-grid--list { grid-template-columns: 1fr; }
  .vm-shop-grid--list .vm-product-card__media { flex-basis: 118px; }
  .vm-shop-grid--list .vm-product-card__title { font-size: var(--vm-text-sm); }
  .vm-shop-grid--list .vm-shop-card__desc { -webkit-line-clamp: 2; line-clamp: 2; }

  .vm-shop-info__title { font-size: var(--vm-text-2xl); }
  .vm-shop-info__buy .vm-btn { flex-basis: 100%; }
  .vm-shop-gallery__main img { padding: var(--vm-space-4); }
  .vm-shop-gallery__thumbs { grid-template-columns: repeat(auto-fill, minmax(62px, 1fr)); }
  .vm-shop-summary, .vm-shop-quote { padding: var(--vm-space-4); }
  .vm-shop-searchbar { padding: var(--vm-space-3); }
}