/**
 * Product List Sidebar for WooCommerce - Highly Responsive Stylesheet (GPU Optimized)
 */

/* Core Canvas Setting */
#wpls-drawer {
    font-family: var(--wpls-font-family, system-ui, -apple-system, sans-serif);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Floating Sidebar Trigger Target Button */
#wpls-trigger-btn {
    position: fixed;
    top: 50%;
    left: 0;
    transform: translateY(-50%) translateZ(0); /* Force GPU composite layer */
    background-color: var(--wpls-trigger-bg, #222428);
    color: var(--wpls-trigger-color, #ffffff);
    padding: 16px 12px;
    border-top-right-radius: 8px;
    border-bottom-right-radius: 8px;
    cursor: pointer;
    z-index: 99990;
    display: flex;
    flex-direction: column;
    align-items: center;
    box-shadow: 3px 0 15px rgba(0, 0, 0, 0.15);
    transition: transform 0.25s cubic-bezier(0.25, 0.8, 0.25, 1), left 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    width: 44px; /* Perfectly aligned to match touch-target accessibility (44px min) */
    box-sizing: border-box;
    will-change: transform, left;
    border: 0;
    font: inherit;
}

#wpls-trigger-btn:hover {
    transform: translateY(-50%) scale(1.05) translateZ(0);
    color: var(--wpls-trigger-hover, #9c87ef);
}

#wpls-trigger-arrow {
    font-size: 20px;
    font-weight: 900;
    margin-bottom: 6px;
    line-height: 1;
    display: inline-block;
}

#wpls-trigger-text {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 1.2px;
    text-transform: uppercase;
}

/* Blur Backdrop Filter Element */
#wpls-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(15, 17, 20, 0.45);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 99998;
    display: none;
    opacity: 0;
    transition: opacity 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    will-change: opacity;
}

#wpls-backdrop.visible {
    display: block;
    opacity: 1;
}

/* Sliding Sidebar Main Canvas */
#wpls-drawer {
    position: fixed;
    top: 0;
    left: 0;
    width: 420px; /* Fluid desktop standard */
    max-width: 100vw;
    height: 100vh;
    background: var(--wpls-drawer-bg, #ffffff);
    z-index: 99999;
    box-shadow: 10px 0 40px rgba(0, 0, 0, 0.15);
    /* GPU-Accelerated Hardware Translation Strategy */
    transform: translateX(-100%) translateZ(0);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-sizing: border-box;
    will-change: transform;
}

#wpls-drawer.open {
    transform: translateX(0) translateZ(0);
}

/* Asynchronous Loading Spinner UI */
#wpls-loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);
    z-index: 100000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
}

#wpls-drawer.is-loading #wpls-loading-overlay {
    opacity: 1;
    pointer-events: all;
}

.wpls-spinner {
    width: 44px;
    height: 44px;
    border: 3.5px solid rgba(157, 134, 239, 0.15);
    border-top-color: var(--wpls-theme-color, #9d86ef);
    border-radius: 50%;
    animation: wpls-spin 0.75s cubic-bezier(0.5, 0.1, 0.4, 0.9) infinite;
}

@keyframes wpls-spin { 
    to { transform: rotate(360deg); } 
}

/* Header & Controls Section */
.wpls-drawer-header {
    padding: 24px 20px;
    background: #ffffff;
    border-bottom: 1px solid #f2f4f7;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 20;
}

.wpls-drawer-title {
    font-weight: 800;
    font-size: 20px;
    margin: 0;
    color: #1a1c20;
    text-transform: uppercase;
    letter-spacing: 0.75px;
}

.wpls-close-btn {
    font-size: 36px;
    font-weight: 200;
    cursor: pointer;
    line-height: 0.8;
    color: #98a2b3;
    transition: color 0.2s, transform 0.2s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 0;
    background: transparent;
    padding: 0;
    font-family: inherit;
}

.wpls-close-btn:hover {
    color: #1a1c20;
    transform: scale(1.1);
}

/* Live Search Container */
.wpls-search-box {
    padding: 16px 20px;
    background: #ffffff;
    border-bottom: 1px solid #f2f4f7;
    z-index: 20;
}

#wpls-search-input {
    width: 100%;
    padding: 14px 16px;
    border: 1.5px solid #e4e7ec;
    border-radius: 10px;
    font-size: 15px;
    outline: none;
    transition: border-color 0.25s, box-shadow 0.25s, background-color 0.25s;
    background: #f9fafb;
    color: #1a1c20;
    box-sizing: border-box;
}

#wpls-search-input:focus {
    border-color: var(--wpls-theme-color, #9d86ef);
    box-shadow: 0 0 0 4px rgba(157, 134, 239, 0.12);
    background: #ffffff;
}

/* Catalog Scrolling Area */
.wpls-drawer-content {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch; /* Kinetic scrolling compatibility */
    padding: 20px 0;
    background: #fafbfe;
    position: relative;
}

/* Structured Category Cards */
.wpls-category-group {
    margin: 0 16px 20px 16px;
    background: #ffffff;
    border: 1px solid #e4e7ec;
    border-radius: 14px;
    box-shadow: 0 4px 12px rgba(16, 24, 40, 0.02);
    overflow: hidden;
}

.wpls-cat-header {
    position: sticky;
    top: 0;
    z-index: 10;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    color: var(--wpls-theme-color, #9d86ef);
    font-size: 13px;
    font-weight: 800;
    padding: 15px 20px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    border-bottom: 1px solid #f2f4f7;
}

/* Interactive Catalog Row */
.wpls-prod-row {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid #f2f4f7;
    transition: background-color 0.2s ease;
}

.wpls-prod-row:last-child {
    border-bottom: none;
}

.wpls-prod-row:hover {
    background-color: #f9fafb;
}

.wpls-prod-info {
    display: flex;
    flex-direction: column;
    flex: 1;
    padding-right: 16px;
}

.wpls-prod-link {
    color: #1a1c20;
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    line-height: 1.5;
    transition: color 0.2s;
}

.wpls-prod-link:hover {
    color: var(--wpls-theme-color, #9d86ef);
}

.wpls-prod-price {
    font-size: 14px;
    font-weight: 500;
    color: #667085;
    margin-top: 6px;
}

.wpls-prod-price del {
    color: #98a2b3;
    margin-right: 6px;
    font-size: 13px;
}

.wpls-prod-price ins {
    color: var(--wpls-theme-color, #9d86ef);
    text-decoration: none;
    font-weight: 700;
}

/* Action Center Controls */
.wpls-actions-container {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.wpls-actions-container .added_to_cart {
    display: none !important;
}

/* Sleek Cart Target Sizing */
.wpls-add-btn {
    background-color: #f2f4f7 !important;
    color: #1a1c20 !important;
    border: 1px solid #e4e7ec !important;
    border-radius: 10px;
    width: 44px;  /* Optimal tactile size rules */
    height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.25s cubic-bezier(0.25, 0.8, 0.25, 1);
    text-decoration: none;
    cursor: pointer;
}

.wpls-add-btn svg {
    width: 20px;
    height: 20px;
    stroke-width: 2.2px;
    transition: stroke 0.2s, transform 0.2s;
}

.wpls-view-product-btn {
    background-color: #ffffff !important;
    border-style: dashed !important;
    color: #475467 !important;
}

.wpls-add-btn:hover {
    background-color: var(--wpls-theme-color, #9d86ef) !important;
    border-color: var(--wpls-theme-color, #9d86ef) !important;
    color: #ffffff !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(157, 134, 239, 0.3);
}

.wpls-add-btn:hover svg {
    stroke: #ffffff;
    transform: scale(1.05);
}

.wpls-add-btn.loading {
    opacity: 0.55;
    pointer-events: none;
    transform: none;
    box-shadow: none;
}

.wpls-screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
    word-wrap: normal;
}

/* Custom CSS Responsive Design Media Interceptors */

/* Tablets Viewport Target */
@media (max-width: 1023px) {
    #wpls-trigger-btn {
        left: -60px; /* Conceal completely outside canvas initially */
    }
    #wpls-trigger-btn.show-on-scroll {
        left: 0; /* Animate into viewport base on scroll tracking logic */
    }
}

/* Mobile Screens Interceptors */
@media (max-width: 767px) {
    #wpls-drawer {
        width: 100vw; /* Seamless full scale interface */
        border-radius: 0;
    }
    
    .wpls-drawer-header {
        padding: 16px 15px; /* Compact padding density */
    }
    
    .wpls-search-box {
        padding: 12px 15px;
    }
    
    .wpls-category-group {
        margin: 0 10px 15px 10px;
        border-radius: 10px;
    }
    
    .wpls-prod-row {
        padding: 14px 15px;
    }
}