/* ==========================================================================
   Xpert Energy Tabs - Frontend Styles v3.0.0
   Performance Optimized - Uses CSS Variables for theming
   ========================================================================== */

/* Container with CSS Variables */
.xet-tabs-container {
    --xet-active-color: #FB8104;
    --xet-inactive-color: #000000;
    --xet-tab-font-size: 14px;
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen-Sans, Ubuntu, Cantarell, sans-serif;
}

/* Tabs Navigation */
.xet-tabs-wrapper {
    overflow-x: visible;
    overflow-y: hidden;
    margin-bottom: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
}

.xet-tabs-nav-container {
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: #fff #000;
    max-width: 100%;
}

.xet-tabs-nav-container::-webkit-scrollbar {
    height: 10px;
}

.xet-tabs-nav-container::-webkit-scrollbar-track {
    background: #000;
    border-radius: 50px;
}

.xet-tabs-nav-container::-webkit-scrollbar-thumb {
    background: #fff;
    border-radius: 5px;
}

.xet-tabs-nav-container::-webkit-scrollbar-thumb:hover {
    background: #ddd;
}

.xet-tabs-nav {
    display: inline-flex;
    gap: 0;
    width: fit-content;
    min-width: min-content;
    background: var(--xet-inactive-color, #000);
    border-radius: 50px;
    padding: 0;
}

.xet-tab-button {
    flex: 0 0 auto;
    padding: 18px 35px;
    font-size: var(--xet-tab-font-size, 14px);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: none;
    background: var(--xet-inactive-color, #000);
    color: #fff;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.xet-tab-button:hover {
    background: var(--xet-inactive-color, #000);
    opacity: 0.85;
}

.xet-tab-button.active {
    background: var(--xet-active-color, #FB8104);
    color: #fff;
}

.xet-tab-button:first-child {
    border-radius: 50px 0 0 50px;
}

.xet-tab-button:last-child {
    border-radius: 0 50px 50px 0;
}

.xet-tab-button:first-child:last-child {
    border-radius: 50px;
}

/* Products Container */
.xet-products-container {
    position: relative;
    min-height: 400px;
}

.xet-products-wrapper {
    position: relative;
}

.xet-tab-content {
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.xet-tab-content.active {
    display: block;
    opacity: 1;
}

.xet-tab-content.fade-in {
    animation: xetFadeIn 0.3s ease;
}

.xet-tab-content.slide-in {
    animation: xetSlideIn 0.3s ease;
}

@keyframes xetFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes xetSlideIn {
    from { opacity: 0; transform: translateX(20px); }
    to { opacity: 1; transform: translateX(0); }
}

/* Products Grid */
.xet-products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.xet-products-grid .product {
    width: 100%;
    min-width: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
}

.xet-products-grid .product > * {
    max-width: 100%;
}

.xet-tabs-container[data-per-row="2"] .xet-products-grid { grid-template-columns: repeat(2, 1fr); }
.xet-tabs-container[data-per-row="3"] .xet-products-grid { grid-template-columns: repeat(3, 1fr); }
.xet-tabs-container[data-per-row="4"] .xet-products-grid { grid-template-columns: repeat(4, 1fr); }
.xet-tabs-container[data-per-row="5"] .xet-products-grid { grid-template-columns: repeat(5, 1fr); }
.xet-tabs-container[data-per-row="6"] .xet-products-grid { grid-template-columns: repeat(6, 1fr); }

.xet-products-grid .woocommerce-loop-product__link {
    display: block;
}

.xet-products-grid .woocommerce-loop-product__title {
    font-size: 16px;
    margin: 10px 0;
}

.xet-products-grid .price {
    font-size: 18px;
    font-weight: bold;
    color: var(--xet-active-color, #FB8104);
}

.xet-products-grid .button {
    width: 100%;
    margin-top: 10px;
    text-align: center;
}

/* ==========================================================================
   CAROUSEL STYLES - DESKTOP
   ========================================================================== */

.xet-carousel-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 60px;
}

/* Swiper container - MUST have overflow hidden to prevent full width */
.xet-swiper-container {
    flex: 1;
    min-width: 0;
    overflow: hidden;
}

.xet-swiper-container .swiper {
    width: 100%;
    overflow: hidden;
    padding: 5px 0 10px 0; /* Space for card bottom border */
    margin-bottom: -10px; /* Compensate for padding */
}

/* Swiper slides */
.xet-tabs-container .swiper-slide {
    height: auto;
    display: flex;
    box-sizing: border-box;
}

.xet-tabs-container .swiper-slide .product {
    width: 100%;
    margin: 0;
}

/* Carousel Arrows - on sides */
.xet-carousel-arrow {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    transition: opacity 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    z-index: 10;
}

.xet-carousel-arrow:hover {
    opacity: 0.7;
}

.xet-carousel-arrow.swiper-button-disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.xet-carousel-arrow svg {
    display: block;
    width: 40px;
    height: 40px;
}

/* Dots - centered below */
.xet-carousel-dots-wrapper {
    position: absolute;
    bottom: -45px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
}

.xet-carousel-dots-wrapper .swiper-pagination {
    position: static;
    width: auto;
    display: flex;
    gap: 8px;
}

.xet-carousel-dots-wrapper .swiper-pagination-bullet {
    width: 12px;
    height: 12px;
    background: #ddd;
    opacity: 1;
    transition: all 0.3s ease;
    margin: 0 !important;
    border-radius: 50%;
}

.xet-carousel-dots-wrapper .swiper-pagination-bullet-active {
    background: var(--xet-active-color, #FB8104);
    width: 30px;
    border-radius: 6px;
}

/* ==========================================================================
   LOADING & PAGINATION
   ========================================================================== */

.xet-loading {
    display: none;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
}

.xet-loading.active {
    display: block;
}

.xet-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--xet-active-color, #FB8104);
    border-radius: 50%;
    animation: xetSpin 1s linear infinite;
}

@keyframes xetSpin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.xet-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-top: 40px;
}

.xet-pagination-arrow {
    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    border-radius: 0;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.xet-pagination-arrow:hover:not(:disabled) {
    opacity: 0.7;
}

.xet-pagination-arrow:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.xet-pagination-arrow .dashicons {
    font-size: 40px;
    width: 40px;
    height: 40px;
    color: #000;
}

.xet-pagination-dots {
    display: flex;
    gap: 10px;
}

.xet-pagination-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #ddd;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
}

.xet-pagination-dot:hover {
    background: #bbb;
}

.xet-pagination-dot.active {
    background: var(--xet-active-color, #FB8104);
    width: 30px;
    border-radius: 6px;
}

.xet-no-products {
    text-align: center;
    padding: 60px 20px;
    font-size: 18px;
    color: #666;
}

/* ==========================================================================
   VIEW ALL BUTTON
   ========================================================================== */

.xet-view-all-wrapper {
    text-align: center;
    margin-top: 30px;
}

.xet-view-all-button {
    display: inline-block;
    padding: 5px 20px;
    background: var(--xet-active-color, #FB8104);
    color: #fff !important;
    text-decoration: none;
    font-size: 14px;
    text-transform: capitalize;
    letter-spacing: 0.5px;
    border-radius: 15px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.xet-view-all-button:hover {
    filter: brightness(0.9);
    color: #fff !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    text-decoration: none;
}

/* ==========================================================================
   LAZY LOADING PLACEHOLDER
   ========================================================================== */

.xet-lazy-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
    background: #f9f9f9;
    border-radius: 8px;
}

/* ==========================================================================
   RESPONSIVE - TABLET (max 1200px)
   ========================================================================== */

@media screen and (max-width: 1200px) {
    .xet-tabs-container[data-per-row="5"] .xet-products-grid,
    .xet-tabs-container[data-per-row="6"] .xet-products-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ==========================================================================
   RESPONSIVE - SMALL TABLET (max 992px)
   ========================================================================== */

@media screen and (max-width: 992px) {
    .xet-products-grid,
    .xet-tabs-container[data-per-row="4"] .xet-products-grid,
    .xet-tabs-container[data-per-row="5"] .xet-products-grid,
    .xet-tabs-container[data-per-row="6"] .xet-products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .xet-tab-button {
        padding: 15px 25px;
    }
}

/* ==========================================================================
   RESPONSIVE - MOBILE (max 768px)
   ========================================================================== */

@media screen and (max-width: 768px) {
    /* Nav stacks vertically */
    .xet-tabs-wrapper {
        flex-direction: column;
        align-items: stretch;
        gap: 15px;
    }
    
    .xet-tabs-nav-container {
        width: 100%;
        overflow-x: auto;
    }
    
    .xet-tabs-nav-container::-webkit-scrollbar {
        height: 8px;
    }
    
    /* CAROUSEL ON MOBILE - Arrows above product */
    .xet-carousel-wrapper {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        margin-bottom: 30px;
        padding-top: 50px;
        position: relative;
    }
    
    .xet-carousel-wrapper .xet-arrow-left,
    .xet-carousel-wrapper .xet-arrow-right {
        position: absolute;
        top: 0;
        z-index: 20;
    }
    
    .xet-carousel-wrapper .xet-arrow-left {
        left: 10px;
    }
    
    .xet-carousel-wrapper .xet-arrow-right {
        right: 10px;
    }
    
    .xet-carousel-wrapper .xet-swiper-container {
        width: 100%;
    }
    
    .xet-carousel-arrow svg {
        width: 35px;
        height: 35px;
    }
    
    .xet-carousel-dots-wrapper {
        position: relative;
        bottom: auto;
        margin-top: 20px;
    }
    
    .xet-carousel-dots-wrapper .swiper-pagination-bullet {
        width: 10px;
        height: 10px;
    }
    
    .xet-carousel-dots-wrapper .swiper-pagination-bullet-active {
        width: 25px;
    }
    
    /* Mobile Grid - 2 per row */
    .xet-products-grid,
    .xet-tabs-container[data-per-row="2"] .xet-products-grid,
    .xet-tabs-container[data-per-row="3"] .xet-products-grid,
    .xet-tabs-container[data-per-row="4"] .xet-products-grid,
    .xet-tabs-container[data-per-row="5"] .xet-products-grid,
    .xet-tabs-container[data-per-row="6"] .xet-products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .xet-products-grid .product {
        font-size: 14px;
    }
    
    .xet-products-grid .woocommerce-loop-product__title {
        font-size: 13px;
        margin: 8px 0;
        line-height: 1.3;
    }
    
    .xet-products-grid .price {
        font-size: 14px;
    }
    
    .xet-products-grid .button,
    .xet-products-grid .add_to_cart_button {
        padding: 8px 12px;
        font-size: 12px;
        margin-top: 8px;
    }
    
    .xet-tab-button {
        padding: 12px 20px;
    }
}

/* ==========================================================================
   RESPONSIVE - SMALL MOBILE (max 576px)
   ========================================================================== */

@media screen and (max-width: 576px) {
    .xet-tabs-container {
        padding: 15px;
    }
    
    .xet-products-grid,
    .xet-tabs-container[data-per-row="2"] .xet-products-grid,
    .xet-tabs-container[data-per-row="3"] .xet-products-grid,
    .xet-tabs-container[data-per-row="4"] .xet-products-grid,
    .xet-tabs-container[data-per-row="5"] .xet-products-grid,
    .xet-tabs-container[data-per-row="6"] .xet-products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    
    .xet-products-grid .woocommerce-loop-product__title {
        font-size: 12px;
    }
    
    .xet-products-grid .price {
        font-size: 13px;
    }
    
    .xet-products-grid .button,
    .xet-products-grid .add_to_cart_button {
        padding: 6px 10px;
        font-size: 11px;
    }
    
    .xet-tab-button {
        padding: 12px 18px;
        font-size: 12px;
    }
    
    .xet-pagination-arrow {
        width: 35px;
        height: 35px;
    }
    
    .xet-pagination-arrow .dashicons {
        font-size: 35px;
        width: 35px;
        height: 35px;
    }
    
    .xet-pagination-dot {
        width: 10px;
        height: 10px;
    }
    
    .xet-pagination-dot.active {
        width: 25px;
    }
    
    .xet-carousel-arrow svg {
        width: 30px;
        height: 30px;
    }
}