/* ==========================================================================
   SHEIN COMPLETE DESIGN SYSTEM & COMPONENT STYLESHEET
   1:1 Authentic Reconstitution of SHEIN Malaysia (my.shein.com)
   ========================================================================== */

/* --- 1. CORE LAYOUT & CONTAINER --- */
.shein-container, .shein-wrap {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
}

/* --- 2. HERO BANNER CAROUSEL --- */
.hero-carousel {
    position: relative;
    width: 100%;
    height: 480px;
    overflow: hidden;
    background-color: #f7f7f7;
    margin-bottom: 24px;
}

.hero-carousel .carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.6s ease-in-out, visibility 0.6s;
    display: flex;
    align-items: center;
}

.hero-carousel .carousel-slide.active {
    opacity: 1;
    visibility: visible;
    z-index: 2;
}

.hero-carousel .slide-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
}

.hero-carousel .slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0.2) 50%, rgba(0,0,0,0.05) 100%);
    z-index: 2;
}

.hero-carousel .slide-content {
    position: relative;
    z-index: 3;
    max-width: 580px;
    color: #ffffff;
    padding: 40px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.hero-carousel .slide-tag {
    display: inline-block;
    background: #FA2C19;
    color: #ffffff;
    font-size: 12px;
    font-weight: 800;
    padding: 4px 10px;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 12px;
    border-radius: 2px;
}

.hero-carousel .slide-title {
    font-size: 44px;
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin: 0 0 10px 0;
}

.hero-carousel .slide-subtitle {
    font-size: 18px;
    font-weight: 500;
    margin: 0 0 18px 0;
    color: #f0f0f0;
}

.hero-carousel .slide-code-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(8px);
    border: 1px dashed #ffffff;
    padding: 6px 14px;
    border-radius: 4px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 22px;
}

.hero-carousel .slide-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #ffffff;
    color: #000000;
    font-size: 14px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 12px 28px;
    border-radius: 2px;
    transition: all 0.2s ease;
    text-shadow: none;
}

.hero-carousel .slide-cta-btn:hover {
    background: #000000;
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.hero-carousel .carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.85);
    border: none;
    border-radius: 50%;
    color: #222222;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: all 0.2s;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.hero-carousel .carousel-arrow:hover {
    background: #ffffff;
    color: #FA2C19;
    transform: translateY(-50%) scale(1.1);
}

.hero-carousel .carousel-arrow.prev { left: 24px; }
.hero-carousel .carousel-arrow.next { right: 24px; }

.hero-carousel .carousel-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.hero-carousel .carousel-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s;
}

.hero-carousel .carousel-dot.active {
    background: #ffffff;
    width: 28px;
    border-radius: 6px;
}

/* --- 3. INTERACTIVE VOUCHERS STRIP --- */
.voucher-strip {
    background: #FFF7F5;
    padding: 18px 0;
    border-top: 1px solid #FFE4DE;
    border-bottom: 1px solid #FFE4DE;
    margin-bottom: 28px;
}

.voucher-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.voucher-card {
    background: #ffffff;
    border: 1px dashed #FA2C19;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    position: relative;
    box-shadow: 0 2px 6px rgba(250, 44, 25, 0.06);
    transition: transform 0.2s, box-shadow 0.2s;
}

.voucher-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 14px rgba(250, 44, 25, 0.12);
}

.voucher-info .v-discount {
    font-size: 18px;
    font-weight: 900;
    color: #FA2C19;
    line-height: 1.2;
}

.voucher-info .v-cond {
    font-size: 12px;
    font-weight: 600;
    color: #222222;
    margin-top: 2px;
}

.voucher-info .v-code {
    font-size: 11px;
    color: #767676;
    margin-top: 2px;
}

.voucher-collect-btn {
    background: #000000;
    color: #ffffff;
    font-size: 11px;
    font-weight: 800;
    padding: 8px 14px;
    border-radius: 2px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    transition: all 0.2s;
    white-space: nowrap;
}

.voucher-collect-btn:hover {
    background: #FA2C19;
}

/* --- 4. 31 CIRCULAR CATEGORY NAVIGATION --- */
.circular-categories {
    padding: 12px 0 28px;
    border-bottom: 1px solid #eeeeee;
    margin-bottom: 30px;
}

.circle-cats-wrapper {
    display: flex;
    gap: 18px;
    overflow-x: auto;
    padding: 8px 4px 14px;
    scrollbar-width: thin;
    scrollbar-color: #cccccc transparent;
}

.circle-cats-wrapper::-webkit-scrollbar {
    height: 5px;
}

.circle-cats-wrapper::-webkit-scrollbar-thumb {
    background: #cccccc;
    border-radius: 3px;
}

.circle-cat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex-shrink: 0;
    width: 82px;
    text-align: center;
    transition: transform 0.2s;
    text-decoration: none;
    color: #222222;
}

.circle-cat-item:hover {
    transform: translateY(-4px);
    color: #FA2C19;
}

.circle-img-box {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: #F6F6F6;
    border: 1px solid #ECECEC;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-bottom: 8px;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.circle-cat-item:hover .circle-img-box {
    border-color: #FA2C19;
    box-shadow: 0 4px 12px rgba(250, 44, 25, 0.15);
}

.circle-img-box img {
    width: 85%;
    height: 85%;
    object-fit: contain;
    transition: transform 0.25s ease;
}

.circle-cat-item:hover .circle-img-box img {
    transform: scale(1.08);
}

.circle-cat-name {
    font-size: 11px;
    font-weight: 600;
    line-height: 1.25;
    max-width: 82px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

/* --- 5. FLASH SALE & SUPER DEALS --- */
.flash-sale-section {
    background: #ffffff;
    border-radius: 4px;
    margin-bottom: 36px;
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    border-bottom: 2px solid #222222;
    padding-bottom: 10px;
}

.flash-header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.flash-title-badge {
    font-size: 20px;
    font-weight: 900;
    color: #FA2C19;
    display: flex;
    align-items: center;
    gap: 6px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.countdown-timer-box {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    font-weight: 700;
    color: #222222;
}

.countdown-timer-box .time-box {
    background: #000000;
    color: #ffffff;
    font-size: 12px;
    font-weight: 800;
    padding: 3px 6px;
    border-radius: 3px;
    min-width: 22px;
    text-align: center;
}

.view-all-link {
    font-size: 13px;
    font-weight: 700;
    color: #222222;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: color 0.15s;
}

.view-all-link:hover {
    color: #FA2C19;
}

.flash-products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.sold-progress-box {
    margin-top: 8px;
}

.progress-bar-bg {
    width: 100%;
    height: 6px;
    background: #FFE4DE;
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 4px;
}

.progress-bar-fill {
    height: 100%;
    background: #FA2C19;
    border-radius: 3px;
    transition: width 0.4s ease;
}

.progress-text {
    font-size: 11px;
    font-weight: 700;
    color: #FA2C19;
}

/* --- 6. PROMOTIONAL 4-QUAD SECTION --- */
.promo-quad-section {
    margin-bottom: 36px;
}

.promo-quad-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.quad-card {
    position: relative;
    height: 220px;
    border-radius: 4px;
    overflow: hidden;
    display: block;
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.quad-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.12);
}

.quad-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

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

.quad-card-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,0.85) 100%);
    padding: 20px 16px 14px;
    color: #ffffff;
}

.quad-tag {
    display: inline-block;
    background: #FA2C19;
    font-size: 10px;
    font-weight: 800;
    padding: 2px 6px;
    border-radius: 2px;
    text-transform: uppercase;
    margin-bottom: 4px;
}

.quad-title {
    font-size: 16px;
    font-weight: 800;
    margin: 0 0 2px 0;
    text-transform: uppercase;
}

.quad-sub {
    font-size: 12px;
    color: #e0e0e0;
    margin: 0;
}

/* --- 7. TABBED DISCOVERY FEED --- */
.discovery-section {
    margin-bottom: 48px;
}

.discovery-header {
    text-align: center;
    margin-bottom: 20px;
}

.discovery-header h2 {
    font-size: 24px;
    font-weight: 900;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin: 0 0 4px 0;
}

.discovery-header p {
    font-size: 13px;
    color: #767676;
    margin: 0;
}

.feed-tabs-bar {
    display: flex;
    justify-content: center;
    gap: 10px;
    border-bottom: 1px solid #eeeeee;
    margin-bottom: 24px;
    overflow-x: auto;
    padding-bottom: 2px;
}

.feed-tab-btn {
    padding: 10px 18px;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #666666;
    border: none;
    background: none;
    cursor: pointer;
    position: relative;
    white-space: nowrap;
    transition: color 0.15s;
}

.feed-tab-btn:hover {
    color: #000000;
}

.feed-tab-btn.active {
    color: #000000;
    font-weight: 900;
}

.feed-tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 14px;
    right: 14px;
    height: 3px;
    background: #000000;
}

/* --- 8. SHEIN PRODUCT CARD (3:4 RATIO & HOVER MAGIC) --- */
.shein-product-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
}

.product-card {
    background: #ffffff;
    display: flex;
    flex-direction: column;
    position: relative;
    transition: box-shadow 0.2s ease;
}

.product-card:hover {
    box-shadow: 0 6px 18px rgba(0,0,0,0.08);
}

.product-image-box {
    position: relative;
    width: 100%;
    padding-top: 133.33%; /* SHEIN 3:4 aspect ratio */
    background: #f7f7f7;
    overflow: hidden;
}

.product-image-box a {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.product-image-box img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: opacity 0.35s ease, transform 0.4s ease;
}

.product-image-box .img-hover {
    opacity: 0;
}

.product-card:hover .product-image-box .img-primary {
    opacity: 0;
}

.product-card:hover .product-image-box .img-hover {
    opacity: 1;
    transform: scale(1.02);
}

.wishlist-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #333333;
    font-size: 15px;
    cursor: pointer;
    z-index: 5;
    transition: all 0.2s;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

.wishlist-btn:hover, .wishlist-btn.active {
    background: #ffffff;
    color: #FA2C19;
}

.discount-badge {
    position: absolute;
    top: 8px;
    left: 8px;
    background: #FA2C19;
    color: #ffffff;
    font-size: 11px;
    font-weight: 800;
    padding: 3px 6px;
    border-radius: 2px;
    z-index: 5;
    line-height: 1;
}

.style-tag-badge {
    position: absolute;
    top: 32px;
    left: 8px;
    background: #000000;
    color: #ffffff;
    font-size: 9px;
    font-weight: 800;
    padding: 2px 5px;
    border-radius: 2px;
    z-index: 5;
    text-transform: uppercase;
}

.quick-add-trigger {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.85);
    color: #ffffff;
    padding: 9px 0;
    text-align: center;
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    opacity: 0;
    transform: translateY(100%);
    transition: all 0.2s ease;
    z-index: 6;
    cursor: pointer;
}

.product-card:hover .quick-add-trigger {
    opacity: 1;
    transform: translateY(0);
}

.product-info-box {
    padding: 10px 6px 8px;
}

.color-swatches {
    display: flex;
    gap: 6px;
    margin-bottom: 6px;
}

.color-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 1px solid #cccccc;
    display: inline-block;
    cursor: pointer;
    transition: transform 0.15s;
}

.color-dot:hover {
    transform: scale(1.3);
}

.product-brand {
    font-size: 10px;
    font-weight: 800;
    color: #999999;
    text-transform: uppercase;
    margin-bottom: 2px;
}

.product-title {
    font-size: 12px;
    font-weight: 500;
    color: #222222;
    line-height: 1.35;
    height: 32px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    margin-bottom: 6px;
    text-decoration: none;
}

.product-title:hover {
    color: #FA2C19;
}

.product-pricing {
    display: flex;
    align-items: baseline;
    gap: 6px;
    margin-bottom: 4px;
}

.current-price {
    font-size: 14px;
    font-weight: 800;
    color: #222222;
}

.current-price.is-sale-price {
    color: #FA2C19;
}

.original-price {
    font-size: 11px;
    color: #999999;
    text-decoration: line-through;
}

.pct-discount {
    font-size: 11px;
    font-weight: 700;
    color: #FA2C19;
}

.product-social-proof {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 11px;
    color: #767676;
}

.star-rating {
    color: #FFB800;
    font-size: 10px;
}

/* --- 9. INSTAGRAM #SHEINstyle GALLERY --- */
.ugc-section {
    padding: 30px 0 50px;
    border-top: 1px solid #eeeeee;
}

.ugc-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 12px;
}

.ugc-card {
    position: relative;
    padding-top: 100%; /* Square */
    border-radius: 4px;
    overflow: hidden;
    display: block;
}

.ugc-card img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.ugc-hover-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.45);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    color: #ffffff;
    font-size: 12px;
    font-weight: 700;
    opacity: 0;
    transition: opacity 0.2s;
}

.ugc-card:hover .ugc-hover-overlay {
    opacity: 1;
}

.ugc-card:hover img {
    transform: scale(1.08);
}

/* --- 10. CATEGORY FILTER SIDEBAR & PILLS --- */
.size-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.size-pill-btn {
    border: 1px solid #dddddd;
    background: #ffffff;
    color: #222222;
    padding: 6px 12px;
    font-size: 11px;
    font-weight: 700;
    border-radius: 2px;
    cursor: pointer;
    transition: all 0.15s;
}

.size-pill-btn:hover, .size-pill-btn.active {
    border-color: #000000;
    background: #000000;
    color: #ffffff;
}

.shein-btn-primary {
    background: #000000;
    color: #ffffff;
    border: none;
    font-weight: 800;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: background 0.15s;
}

.shein-btn-primary:hover {
    background: #333333;
}

/* --- 11. CART & QUANTITY CONTROLS --- */
.cart-qty-ctrl {
    display: inline-flex;
    align-items: center;
    border: 1px solid #cccccc;
    border-radius: 2px;
}

.cart-qty-ctrl .qty-btn {
    width: 28px;
    height: 100%;
    background: none;
    border: none;
    font-size: 14px;
    cursor: pointer;
}

.cart-qty-ctrl .qty-val {
    width: 32px;
    text-align: center;
    font-weight: 700;
}

/* --- 12. RESPONSIVE MEDIA QUERIES --- */
@media (max-width: 1200px) {
    .shein-product-grid { grid-template-columns: repeat(4, 1fr); }
    .flash-products-grid { grid-template-columns: repeat(3, 1fr); }
    .promo-quad-grid { grid-template-columns: repeat(2, 1fr); }
    .voucher-grid { grid-template-columns: repeat(2, 1fr); }
    .ugc-grid { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 900px) {
    .hero-carousel { height: 360px; }
    .hero-carousel .slide-title { font-size: 30px; }
    .flash-products-grid { grid-template-columns: repeat(2, 1fr); }
    .shein-product-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 640px) {
    .hero-carousel { height: 260px; }
    .hero-carousel .slide-title { font-size: 22px; }
    .hero-carousel .slide-content { padding: 20px; }
    .voucher-grid { grid-template-columns: 1fr; }
    .promo-quad-grid { grid-template-columns: 1fr; }
    .shein-product-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .ugc-grid { grid-template-columns: repeat(3, 1fr); }
}