/* =========================
   PRODUCT CARD FIX
========================= */

/* Card luôn cao đều */
.product-card {
    display: flex;
    flex-direction: column;
    height: 100%;
}

/* Ảnh không bị méo */
.product-card img {
    object-fit: cover;
}

/* =========================
   PRICE AREA
========================= */

.price-container {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

/* Hàng giá gốc + discount */
.price-original-wrapper {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Giá gốc */
.price-original {
    font-size: 1.25rem;
    font-weight: 700;
    color: #e53935;
}

/* Khi có sale → gạch */
.price-original-strike {
    text-decoration: line-through;
    color: #9ca3af;
    font-size: 0.95rem;
    font-weight: 500;
}

/* Discount badge */
.discount-text {
    background: #ffecec;
    color: #e53935;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 4px;
}

.price-original:not(.price-original-strike) + .discount-text {
    display: none;
}

/* Giá sale */
.price-sale-wrapper {
    display: flex;
    align-items: center;
}

.price-old {
    font-size: 1.4rem;
    font-weight: 700;
    color: #e53935;
}

/* =========================
   BUTTON STICK BOTTOM
========================= */

.product-card .viewDetail {
    margin-top: 1rem;
}

/* =========================
   TOP SELLER TAG
========================= */

.product-card .top-seller {
    position: absolute;
    top: 8px;
    left: 8px;
    background: #e53935;
    color: white;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 8px;
    border-radius: 6px;
    z-index: 10;
}

.product-card img {
    transition: transform 0.4s ease;
}

.product-card:hover img {
    transform: scale(1.05);
}

.product-card .image-wrapper {
    position: relative;
}

.product-card .image-wrapper::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(
            to bottom,
            rgba(0,0,0,0) 60%,
            rgba(0,0,0,0.08) 100%
    );
}

.top-seller {
    backdrop-filter: blur(6px);
    background: linear-gradient(135deg, #ff4d4f, #ff7875);
    border-radius: 999px;
    font-size: 0.7rem;
    padding: 4px 10px;
}
.product-card h3 {
    font-size: 1rem;
    line-height: 1.4;
    font-weight: 600;
}

.product-card .brand {
    font-size: 0.85rem;
    color: #6b7280;
}

.product-card .rating {
    letter-spacing: 1px;
}

.discount-text {
    background: #fff1f2;
    color: #e11d48;
    font-weight: 600;
}

.price-old {
    font-size: 1.5rem;
    letter-spacing: 0.3px;
}
.viewDetail {
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
}

.product-card:hover {
    transform: translateY(-6px);
}
.product-card .content {
    padding: 1.25rem;
}
.image-wrapper {
    height: 220px;               /* cố định header */
    background: #f5f6f7;         /* nền trung tính */
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}
.image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;           /* ❗FULL COVER */
    object-position: center;     /* canh giữa */
    transition: transform 0.4s ease;
}
.image-wrapper {
    background: linear-gradient(180deg, #fafafa, #f1f1f1);
}
/* =========================
   MODAL BASE
========================= */

.detail-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
}

.detail-modal.hidden {
    display: none;
}

.detail-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.55);
    backdrop-filter: blur(2px);
}

/* =========================
   CONTAINER
========================= */

.detail-container {
    position: relative;
    margin: auto;
    background: #fff;
    width: 90%;
    max-width: 900px;
    border-radius: 16px;
    box-shadow: 0 25px 60px rgba(0,0,0,0.25);
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    overflow: hidden;
}

/* Mobile */
@media (max-width: 768px) {
    .detail-container {
        grid-template-columns: 1fr;
    }
}

/* =========================
   IMAGE AREA
========================= */

.detail-image {
    position: relative;
    background: #f4f5f7;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 360px;
}

.detail-image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    display: none;
}

.detail-image img.active {
    display: block;
}

/* Nav buttons */
.detail-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: rgba(0,0,0,0.45);
    color: #fff;
    font-size: 20px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.detail-nav:hover {
    background: rgba(0,0,0,0.7);
}

.detail-nav.prev { left: 12px; }
.detail-nav.next { right: 12px; }

/* =========================
   CONTENT
========================= */

.detail-content {
    padding: 24px;
    display: flex;
    flex-direction: column;
}

.detail-content h2 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.detail-content .brand {
    color: #6b7280;
    font-size: 0.95rem;
    margin-bottom: 6px;
}

.detail-content .rating {
    color: #f59e0b;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.detail-content .price {
    font-size: 1.3rem;
    font-weight: 700;
    color: #ef4444;
    margin-bottom: 12px;
}

.detail-content .desc {
    font-size: 0.95rem;
    color: #374151;
    line-height: 1.6;
    margin-bottom: 12px;
}

/* Size list */
.detail-content h3 {
    font-size: 1rem;
    margin-bottom: 6px;
}

.size-list {
    padding-left: 18px;
    margin-bottom: 20px;
}

.size-list li {
    margin-bottom: 4px;
    font-size: 0.9rem;
}

/* =========================
   CLOSE BUTTON
========================= */

.close-btn {
    margin: auto auto 0;
    width: 160px;
    padding: 10px 0;
    border-radius: 999px;
    border: none;
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    color: #fff;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 10px 25px rgba(37,99,235,0.35);
    transition: all 0.2s ease;
}

.close-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 30px rgba(37,99,235,0.45);
}
.pt-72 {
    padding-top: 72px;
}


/* =========================
   OVERLAY
========================= */

.mobile-filter {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.45);
    z-index: 1000;
}

.mobile-filter.hidden {
    display: none;
}

/* =========================
   PANEL
========================= */

.mobile-filter-panel {
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 85%;
    max-width: 380px;
    background: #fff;
    box-shadow: 8px 0 30px rgba(0,0,0,0.25);
    display: flex;
    flex-direction: column;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
}

/* Khi mở */
.mobile-filter.show .mobile-filter-panel {
    transform: translateX(0);
}

/* =========================
   HEADER
========================= */

.filter-header {
    position: sticky;
    top: 0;
    background: #fff;
    z-index: 10;
    padding: 16px;
    border-bottom: 1px solid #e5e7eb;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.filter-title {
    font-size: 1.5rem;
    font-weight: 700;
}

.filter-close {
    background: none;
    border: none;
    color: #ef4444;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
}

/* =========================
   BODY
========================= */

.filter-body {
    padding: 16px;
    overflow-y: auto;
}

/* Search */
.filter-search {
    width: 100%;
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px solid #e5e7eb;
    margin-bottom: 12px;
    font-size: 0.9rem;
}

/* Clear */
.filter-clear {
    background: none;
    border: none;
    color: #ef4444;
    font-size: 0.85rem;
    margin-bottom: 16px;
    text-decoration: underline;
    cursor: pointer;
}

/* =========================
   FILTER BLOCK
========================= */

.filter-block {
    border-bottom: 1px solid #e5e7eb;
    padding: 10px 0;
}

.accordion-btn {
    width: 100%;
    background: none;
    border: none;
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-size: 0.95rem;
}

.accordion-btn span {
    transition: transform 0.25s ease;
}

/* open state */
.accordion-btn.active span {
    transform: rotate(180deg);
}

.accordion-content {
    margin-top: 10px;
}

.accordion-content.show {
    display: block;
}

/* Checkbox list */
.accordion-content label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    margin-bottom: 6px;
}

/* Price range */
.price-range {
    display: flex;
    gap: 8px;
}

.price-range input {
    flex: 1;
    padding: 8px;
    border-radius: 8px;
    border: 1px solid #e5e7eb;
    font-size: 0.85rem;
}

/* =========================
   SORT
========================= */

.filter-sort {
    margin-top: 20px;
}

.filter-sort h3 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.filter-sort select {
    width: 100%;
    padding: 10px;
    border-radius: 10px;
    border: 1px solid #e5e7eb;
    font-size: 0.9rem;
}
.accordion-content {
    transition: all 0.25s ease;
}

.accordion-btn.active span {
    transform: rotate(180deg);
}

.accordion-content {
    overflow: hidden;
    transition: max-height 0.3s ease, opacity 0.2s ease;
}

.accordion-content.hidden {
    max-height: 0;
    opacity: 0;
}

.accordion-content:not(.hidden) {
    max-height: 600px; /* đủ lớn */
    opacity: 1;
}
/* ===== MOBILE FILTER OVERLAY ===== */
#mobileFilter {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.45);
    z-index: 40;
}

/* ===== PANEL (OPEN FROM RIGHT) ===== */
#mobileFilterPanel {
    position: absolute;
    top: 0;
    right: 0;                 /* 👈 MỞ TỪ PHẢI */
    height: 100vh;
    width: 320px;
    max-width: 90%;
    background: #fff;
    box-shadow: -8px 0 30px rgba(0,0,0,0.25);
    overflow-y: auto;

    transform: translateX(100%);  /* 👈 ẨN VỀ PHẢI */
    transition: transform 0.3s ease;
}

/* Khi mở */
#mobileFilter.show #mobileFilterPanel {
    transform: translateX(0);
}
#mobileFilterPanel h2 {
    position: sticky;
    top: 0;
    background: white;
    z-index: 5;
}

#closeMobileFilter {
    position: absolute;
    top: 12px;
    right: 12px;
    color: #ef4444;
}

/* ===== FILTER HEADER ===== */
.filter-header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: #ffffff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 0;
    border-bottom: 1px solid #e5e7eb;
}

/* Close button */
.filter-close {
    width: 32px;
    height: 32px;
    border-radius: 999px;
    border: none;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.filter-close:hover {
    background: #e5e7eb;
}

/* Chừa khoảng cho header */
#mobileFilterPanel {
    padding-top: 0;
}
.mt-72px {
    margin-top: 72px;
}

.bottom-75 {
    bottom: 75px;
}
.fs-17 {
    font-size: 17px;
}