/**
 * WPDM File Cart - Modern Styles
 *
 * @package WPDM\FileCart
 * @version 1.10.0
 */

/* ========================================
   CSS Variables
   ======================================== */

.w3eden {
    /*
     * File Cart uses WPDM's CSS variables for colors:
     * --color-primary, --color-primary-rgb, --color-primary-hover
     * --color-success, --color-success-rgb
     * --color-danger, --color-danger-rgb
     * --color-warning, --color-warning-rgb
     * --color-info, --color-info-rgb
     * --color-muted
     *
     * Fallback values provided for standalone usage
     */

    /* Fallback colors (used if WPDM variables not defined) */
    --fc-primary: var(--color-primary, #6366f1);
    --fc-primary-hover: var(--color-primary-hover, #4f46e5);
    --fc-primary-rgb: var(--color-primary-rgb, 99, 102, 241);
    --fc-primary-light: rgba(var(--color-primary-rgb, 99, 102, 241), 0.1);

    /* Status Colors - inherit from WPDM */
    --fc-success: var(--color-success, #10b981);
    --fc-success-rgb: var(--color-success-rgb, 16, 185, 129);
    --fc-success-light: rgba(var(--color-success-rgb, 16, 185, 129), 0.12);
    --fc-danger: var(--color-danger, #ef4444);
    --fc-danger-rgb: var(--color-danger-rgb, 239, 68, 68);
    --fc-danger-light: rgba(var(--color-danger-rgb, 239, 68, 68), 0.12);
    --fc-warning: var(--color-warning, #f59e0b);
    --fc-warning-rgb: var(--color-warning-rgb, 245, 158, 11);
    --fc-info: var(--color-info, #3b82f6);
    --fc-info-rgb: var(--color-info-rgb, 59, 130, 246);

    /* Text - inherit muted from WPDM */
    --fc-text: #1e293b;
    --fc-text-secondary: #64748b;
    --fc-text-muted: var(--color-muted, #94a3b8);

    /* Backgrounds */
    --fc-bg: #ffffff;
    --fc-bg-secondary: #f8fafc;
    --fc-bg-tertiary: #f1f5f9;

    /* Borders */
    --fc-border: #e2e8f0;
    --fc-border-light: #f1f5f9;

    /* Shadows */
    --fc-shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --fc-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --fc-shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --fc-shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --fc-shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

    /* Spacing & Radius */
    --fc-radius: 8px;
    --fc-radius-lg: 12px;
    --fc-radius-full: 9999px;

    /* Transitions */
    --fc-transition: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --fc-transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Mode - Manual */
.w3eden.dark-mode {
    --fc-primary-light: rgba(var(--fc-primary-rgb), 0.15);
    --fc-success-light: rgba(var(--fc-success-rgb), 0.15);
    --fc-danger-light: rgba(var(--fc-danger-rgb), 0.15);
    --fc-bg: #1e293b;
    --fc-bg-secondary: #334155;
    --fc-bg-tertiary: #475569;
    --fc-text: #f1f5f9;
    --fc-text-secondary: #cbd5e1;
    --fc-border: rgba(255, 255, 255, 0.1);
    --fc-border-light: rgba(255, 255, 255, 0.05);
}

/* Dark Mode - System Preference */
@media (prefers-color-scheme: dark) {
    .w3eden:not(.light-mode) {
        --fc-primary-light: rgba(var(--fc-primary-rgb), 0.15);
        --fc-success-light: rgba(var(--fc-success-rgb), 0.15);
        --fc-danger-light: rgba(var(--fc-danger-rgb), 0.15);
        --fc-bg: #1e293b;
        --fc-bg-secondary: #334155;
        --fc-bg-tertiary: #475569;
        --fc-text: #f1f5f9;
        --fc-text-secondary: #cbd5e1;
        --fc-border: rgba(255, 255, 255, 0.1);
        --fc-border-light: rgba(255, 255, 255, 0.05);
    }
}

/* ========================================
   Floating Cart Button - Enterprise Grade
   ======================================== */

.wpdm-fc-floating {
    position: fixed;
    z-index: 9999;
    top: 50%;
    right: 0;
    transform: translateY(-50%);
    filter: drop-shadow(0 4px 20px rgba(var(--fc-primary-rgb), 0.3));
}

.wpdm-fc-floating-inner {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    writing-mode: vertical-rl;
    transform: rotate(180deg);
}

.wpdm-fc-floating-btn {
    position: relative;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 18px 14px;
    background: var(--fc-primary);
    color: #ffffff !important;
    border: none;
    border-radius: 0 var(--fc-radius-lg) var(--fc-radius-lg) 0;
    box-shadow:
        0 4px 15px rgba(var(--fc-primary-rgb), 0.4),
        0 1px 3px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    text-decoration: none !important;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    overflow: visible;
}


.wpdm-fc-floating-btn:hover {
    padding-left: 18px;
    background: var(--fc-primary-hover);
    color: #ffffff !important;
    box-shadow:
        0 8px 30px rgba(var(--fc-primary-rgb), 0.5),
        0 2px 8px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
    transform: translateX(-4px);
}

.wpdm-fc-floating-btn:active {
    transform: translateX(-2px) scale(0.98);
}

.wpdm-fc-floating-btn .fc-icon {
    position: relative;
    z-index: 1;
    font-size: 18px;
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.2));
    transition: transform 0.3s ease;
}

.wpdm-fc-floating-btn:hover .fc-icon {
    transform: scale(1.1);
}

.wpdm-fc-floating-btn .fc-label {
    position: relative;
    z-index: 1;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

/* Badge - Absolute positioned overlay bubble (top-right) */
.wpdm-fc-floating-btn .wpdm-fc-badge {
    position: absolute;
    z-index: 10;
    top: -8px;
    right: -8px;
    left: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 20px;
    height: 20px;
    padding: 0 6px;
    background: var(--fc-danger);
    color: #ffffff;
    font-size: 11px;
    font-weight: 700;
    border-radius: var(--fc-radius-full);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    /* Reset writing-mode inherited from parent */
    writing-mode: horizontal-tb;
    transform: rotate(180deg);
}

/* Hide badge when empty (shows 0) */
.wpdm-fc-floating-btn .wpdm-fc-badge:empty,
.wpdm-fc-floating-btn .wpdm-fc-badge.hide {
    display: none;
}

.wpdm-fc-floating-btn:hover .wpdm-fc-badge {
    transform: rotate(180deg) scale(1.1);
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.3);
}

/* Badge pulse animation when cart has items */
.wpdm-fc-floating-btn .wpdm-fc-badge.has-items {
    animation: fc-badge-pulse 2s infinite;
}

@keyframes fc-badge-pulse {
    0%, 100% {
        box-shadow:
            0 2px 6px rgba(0, 0, 0, 0.25),
            0 0 0 0 rgba(var(--fc-danger-rgb), 0.4);
    }
    50% {
        box-shadow:
            0 2px 6px rgba(0, 0, 0, 0.25),
            0 0 0 6px rgba(var(--fc-danger-rgb), 0);
    }
}

/* Badge pop animation when count changes */
@keyframes fc-badge-pop {
    0% { transform: rotate(180deg) scale(1); }
    50% { transform: rotate(180deg) scale(1.3); }
    100% { transform: rotate(180deg) scale(1); }
}

.wpdm-fc-floating-btn .wpdm-fc-badge.pop {
    animation: fc-badge-pop 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Standalone count element (legacy support) */
.wpdm-fc-floating-count {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px 12px;
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
    color: var(--fc-primary);
    border: none;
    border-radius: 0 0 var(--fc-radius-lg) 0;
    font-size: 13px;
    font-weight: 700;
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.8),
        0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Legacy floating button support */
.w3eden .fcbtn {
    writing-mode: vertical-rl;
    transform: rotate(180deg);
}

.w3eden .fcbtn .btn {
    border-radius: 0;
}

.w3eden .fcbtn .btn:first-child {
    border-radius: 0 var(--fc-radius) 0 0;
}

.w3eden .fcbtn .btn:last-child {
    border-radius: 0 0 var(--fc-radius) 0;
}

/* ========================================
   Side Deck (Slide Panel) - Premium Design
   ======================================== */

#wpdmsidedeck {
    position: fixed;
    top: 0;
    right: -420px;
    width: 420px;
    max-width: 100vw;
    height: 100vh;
    background: var(--fc-bg);
    box-shadow:
        -8px 0 40px rgba(0, 0, 0, 0.15),
        -2px 0 8px rgba(0, 0, 0, 0.05);
    z-index: 999999;
    display: flex;
    flex-direction: column;
    transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    border: 0;
    border-radius: 0;
    border-left: 1px solid var(--fc-border-light);
}

#wpdmsidedeck.open {
    right: 0;
}

#wpdmsidedeck .card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    background: linear-gradient(180deg, var(--fc-bg) 0%, var(--fc-bg-secondary) 100%);
    border-bottom: 1px solid var(--fc-border);
    font-size: 16px;
    font-weight: 700;
    color: var(--fc-text);
}

#wpdmsidedeck .card-header span {
    display: flex;
    align-items: center;
    gap: 12px;
}

#wpdmsidedeck .card-header .fa-shopping-cart,
#wpdmsidedeck .card-header .fas.fa-shopping-cart {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--fc-primary-light) 0%, rgba(var(--fc-primary-rgb), 0.15) 100%);
    color: var(--fc-primary);
    border-radius: 10px;
    font-size: 16px;
    margin-right: 0;
}

#wpdmsidedeck .card-header .close-sidedeck {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    padding: 0;
    background: var(--fc-bg-secondary);
    border: 1px solid var(--fc-border);
    border-radius: 10px;
    color: var(--fc-text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 16px;
    line-height: 1;
}

#wpdmsidedeck .card-header .close-sidedeck:hover {
    background: var(--fc-danger-light);
    border-color: var(--fc-danger);
    color: var(--fc-danger);
    transform: rotate(90deg);
}

#wpdmsidedeck .card-body {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
    background: var(--fc-bg-secondary);
}

/* Custom scrollbar for side deck */
#wpdmsidedeck .card-body::-webkit-scrollbar {
    width: 6px;
}

#wpdmsidedeck .card-body::-webkit-scrollbar-track {
    background: transparent;
}

#wpdmsidedeck .card-body::-webkit-scrollbar-thumb {
    background: var(--fc-border);
    border-radius: 3px;
}

#wpdmsidedeck .card-body::-webkit-scrollbar-thumb:hover {
    background: var(--fc-text-muted);
}

#wpdmsidedeck h3 {
    font-size: 10pt;
    margin: 0;
}

/* Overlay - Premium */
#wpdmoverlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 99999;
    cursor: pointer;
    transition: opacity 0.3s ease;
}

body.with-sidedeck {
    overflow: hidden;
}

/* ========================================
   Cart Container
   ======================================== */

#file-cart {
    min-height: 200px;
}

#file-cart .alert {
    border-radius: var(--fc-radius);
}

/* ========================================
   Cart Item List
   ======================================== */

.w3eden .file-cart-list {
    list-style: none;
    margin: 0 0 20px 0 !important;
    padding: 0 !important;
}

.w3eden .file-cart-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
    margin: 0 0 12px 0;
    background: var(--fc-bg);
    border: 1px solid var(--fc-border);
    border-radius: var(--fc-radius);
    transition: var(--fc-transition);
    font-size: 13px;
}

.w3eden .file-cart-list li:last-child {
    margin-bottom: 0;
}

.w3eden .file-cart-list li:hover {
    border-color: var(--fc-primary);
    box-shadow: var(--fc-shadow);
}

.w3eden .file-cart-list li h3 {
    flex: 1;
    margin: 0 !important;
    padding: 0 !important;
    font-size: 14px;
    font-weight: 600;
    color: var(--fc-text);
    line-height: 1.4;
}

.w3eden .file-cart-list li small {
    display: block;
    margin-top: 4px;
    font-size: 12px;
}

.w3eden .file-cart-list li em {
    font-style: normal;
}

.w3eden .file-cart-list li em a {
    color: var(--fc-text-muted);
    text-decoration: none;
    transition: var(--fc-transition);
}

.w3eden .file-cart-list li em a:hover {
    color: var(--fc-primary);
}

/* Remove Button */
.w3eden .file-cart-list .btn-remove-item {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    padding: 0;
    margin: 0;
    background: transparent;
    border: 1px solid transparent;
    border-radius: 6px;
    color: var(--fc-text-muted);
    cursor: pointer;
    opacity: 0;
    transition: var(--fc-transition);
    float: none !important;
}

.w3eden .file-cart-list li:hover .btn-remove-item {
    opacity: 1;
}

.w3eden .file-cart-list .btn-remove-item:hover {
    background: var(--fc-danger-light);
    border-color: var(--fc-danger);
    color: var(--fc-danger);
}

/* Empty State */
.w3eden .file-cart-list li.text-muted {
    justify-content: center;
    padding: 32px 16px;
    color: var(--fc-text-muted);
    border-style: dashed;
}

.w3eden .file-cart-list li.text-muted:hover {
    border-color: var(--fc-border);
    box-shadow: none;
}

/* ========================================
   Modern Cart Item (New Classes) - Premium
   ======================================== */

.wpdm-fc-list {
    list-style: none;
    margin: 0 0 24px 0;
    padding: 0;
}

.wpdm-fc-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 18px;
    margin-bottom: 12px;
    background: var(--fc-bg);
    border: 1px solid var(--fc-border);
    border-radius: var(--fc-radius-lg);
    transition: all 0.25s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.wpdm-fc-item:last-child {
    margin-bottom: 0;
}

.wpdm-fc-item:hover {
    border-color: var(--fc-primary);
    box-shadow:
        0 4px 12px rgba(var(--fc-primary-rgb), 0.1),
        0 1px 3px rgba(0, 0, 0, 0.05);
    transform: translateY(-2px);
}

.wpdm-fc-item-icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--fc-primary-light) 0%, rgba(var(--fc-primary-rgb), 0.15) 100%);
    color: var(--fc-primary);
    border-radius: var(--fc-radius);
    font-size: 18px;
    transition: all 0.25s ease;
}

.wpdm-fc-item:hover .wpdm-fc-item-icon {
    background: linear-gradient(135deg, var(--fc-primary) 0%, var(--fc-primary-hover) 100%);
    color: #ffffff;
    transform: scale(1.05);
}

.wpdm-fc-item-content {
    flex: 1;
    min-width: 0;
    padding-top: 2px;
}

.w3eden .wpdm-fc-item-name,
.w3eden h4.wpdm-fc-item-name {
    margin: 0 0 4px 0 !important;
    font-size: 13px !important;
    font-weight: 600;
    color: var(--fc-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.4;
}

.wpdm-fc-item-meta {
    margin: 0 !important;
    font-size: 12px;
    color: var(--fc-text-muted);
    display: flex;
    align-items: center;
    gap: 4px;
}

.wpdm-fc-item-meta a {
    color: var(--fc-text-secondary);
    text-decoration: none;
    transition: all 0.2s ease;
    font-weight: 500;
}

.wpdm-fc-item-meta a:hover {
    color: var(--fc-primary);
}

.wpdm-fc-item-remove {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 0;
    background: transparent;
    border: 1px solid transparent;
    border-radius: 8px;
    color: var(--fc-text-muted);
    cursor: pointer;
    opacity: 0;
    transform: scale(0.9);
    transition: all 0.2s ease;
}

.wpdm-fc-item:hover .wpdm-fc-item-remove {
    opacity: 1;
    transform: scale(1);
}

.wpdm-fc-item-remove:hover {
    background: var(--fc-danger-light);
    border-color: var(--fc-danger);
    color: var(--fc-danger);
    transform: scale(1.1);
}

/* ========================================
   Empty State - Premium
   ======================================== */

.wpdm-fc-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 56px 32px;
    text-align: center;
    background: linear-gradient(180deg, var(--fc-bg) 0%, var(--fc-bg-secondary) 100%);
    border: 2px dashed var(--fc-border);
    border-radius: var(--fc-radius-lg);
    position: relative;
    overflow: hidden;
}

/* Subtle pattern background */
.wpdm-fc-empty::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(var(--fc-border) 1px, transparent 1px);
    background-size: 20px 20px;
    opacity: 0.5;
}

.wpdm-fc-empty-icon {
    position: relative;
    width: 80px;
    height: 80px;
    margin-bottom: 20px;
    padding: 20px;
    background: linear-gradient(135deg, var(--fc-primary-light) 0%, rgba(var(--fc-primary-rgb), 0.1) 100%);
    border-radius: 50%;
    color: var(--fc-primary);
    opacity: 0.8;
}

.wpdm-fc-empty-title {
    position: relative;
    margin: 0 0 8px 0;
    font-size: 18px;
    font-weight: 700;
    color: var(--fc-text);
}

.wpdm-fc-empty-text {
    position: relative;
    margin: 0;
    font-size: 14px;
    color: var(--fc-text-muted);
    max-width: 280px;
    line-height: 1.5;
}

/* ========================================
   Action Buttons - Uses WPDM .btn classes
   ======================================== */

.w3eden .file-cart-actions {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
    padding-top: 8px;
}

.w3eden .file-cart-actions .pull-right {
    margin-left: auto;
}

.wpdm-fc-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* File Cart buttons use WPDM .btn classes with subtle enhancements */
.w3eden .file-cart-actions .btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

/* Primary action button (Download) - grows to fill space */
.w3eden .file-cart-actions .btn-primary {
    flex: 1;
}

/* Danger button subtle style */
.w3eden .file-cart-actions .btn-danger {
    background: var(--fc-danger-light);
    color: var(--fc-danger);
    border: 1px solid transparent;
}

.w3eden .file-cart-actions .btn-danger:hover {
    background: var(--fc-danger);
    color: #ffffff;
    border-color: var(--fc-danger);
}

/* Icon hover effect */
.w3eden .file-cart-actions .btn .fa,
.w3eden .file-cart-actions .btn .fas,
.w3eden .file-cart-actions .btn .far {
    transition: transform 0.2s ease;
}

.w3eden .file-cart-actions .btn:hover .fa,
.w3eden .file-cart-actions .btn:hover .fas,
.w3eden .file-cart-actions .btn:hover .far {
    transform: scale(1.1);
}

/* ========================================
   Email Form - Uses WPDM .btn classes
   ======================================== */

#email-card-form {
    background: var(--fc-bg-secondary);
    border: 1px solid var(--fc-border);
    border-radius: var(--fc-radius);
    padding: 16px !important;
    margin-bottom: 16px !important;
}

#email-card-form .input-group {
    display: flex;
    gap: 0;
}

#email-card-form .input-group-addon,
#email-card-form .input-group-prepend {
    display: flex;
}

#email-card-form .input-group-text {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px 14px;
    background: var(--fc-bg);
    border: 1px solid var(--fc-border);
    border-right: none;
    border-radius: var(--fc-radius) 0 0 var(--fc-radius);
    color: var(--fc-text-secondary);
}

#email-card-form .form-control {
    flex: 1;
    padding: 10px 14px;
    font-size: 14px;
    background: var(--fc-bg);
    border: 1px solid var(--fc-border);
    border-radius: 0;
    color: var(--fc-text);
    transition: var(--fc-transition);
}

#email-card-form .form-control:focus {
    outline: none;
    border-color: var(--fc-primary);
    box-shadow: 0 0 0 3px var(--fc-primary-light);
    z-index: 1;
}

#email-card-form .form-control::placeholder {
    color: var(--fc-text-muted);
}

#email-card-form .input-group-btn,
#email-card-form .input-group-append {
    display: flex;
}

/* Uses WPDM .btn-primary class */
#email-card-form .input-group-btn .btn,
#email-card-form .input-group-append .btn {
    border-radius: 0 var(--fc-radius) var(--fc-radius) 0;
    white-space: nowrap;
}

/* ========================================
   Add to Cart Button - Uses WPDM .btn classes
   ======================================== */

/* Base styling - uses WPDM .btn-info by default */
.w3eden .btn-addtfc {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

/* Success state (added to cart) - uses WPDM .btn-success */
.w3eden .btn-addtfc:disabled,
.w3eden .btn-addtfc.btn-success {
    cursor: default;
}

/* Ensure info variant matches primary styling */
.w3eden .btn-addtfc.btn-info {
    /* Inherits from WPDM .btn-info */
}

/* ========================================
   Loading States
   ======================================== */

.wpdm-fc-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px 24px;
}

.wpdm-fc-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--fc-border);
    border-top-color: var(--fc-primary);
    border-radius: 50%;
    animation: wpdm-fc-spin 0.8s linear infinite;
    margin-bottom: 12px;
}

.wpdm-fc-loading-text {
    font-size: 13px;
    color: var(--fc-text-muted);
}

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

/* Button loading state */
.w3eden .btn.wpdm-fc-loading-btn {
    pointer-events: none;
    opacity: 0.7;
}

.w3eden .btn.wpdm-fc-loading-btn .fa-spin {
    animation: wpdm-fc-spin 1s linear infinite;
}

/* ========================================
   Tooltips Enhancement
   ======================================== */

.w3eden .btn-addtfc.ttip + .tooltip {
    font-size: 12px;
}

.w3eden .btn-addtfc.ttip + .tooltip .tooltip-inner {
    background: var(--fc-text);
    padding: 6px 12px;
    border-radius: 6px;
}

.w3eden .btn-addtfc.ttip + .tooltip .tooltip-arrow {
    border-right-color: var(--fc-text);
}

/* ========================================
   Dashboard Panel Integration
   ======================================== */

.w3eden .dashboard-panel .file-cart-list {
    margin: 0 !important;
}

.w3eden .dashboard-panel .file-cart-list li {
    margin-left: 0;
}

.w3eden .dashboard-panel .file-cart-list h3 {
    margin: 0;
    padding: 0;
    font-weight: 600;
    font-size: 13px;
}

/* ========================================
   Card Styles in Side Deck
   ======================================== */

#wpdmsidedeck .card {
    background: var(--fc-bg);
    border: none;
    border-radius: 0;
    box-shadow: none;
}

#wpdmsidedeck .p-3 {
    padding: 16px !important;
}

#wpdmsidedeck .mb-3 {
    margin-bottom: 16px !important;
}

/* ========================================
   Responsive Design - Mobile Optimized
   ======================================== */

/* Tablet breakpoint */
@media (max-width: 768px) {
    .w3eden .file-cart-list li {
        padding: 14px;
    }

    .wpdm-fc-item {
        padding: 14px;
        gap: 12px;
    }

    .wpdm-fc-item-icon {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }

    #wpdmsidedeck {
        width: 380px;
    }

    #wpdmsidedeck .card-body {
        padding: 20px;
    }
}

/* Mobile breakpoint */
@media (max-width: 480px) {
    /* Side deck full width */
    #wpdmsidedeck {
        width: 100vw;
        right: -100vw;
    }

    #wpdmsidedeck .card-header {
        padding: 16px 20px;
    }

    #wpdmsidedeck .card-body {
        padding: 16px;
    }

    /* Stack action buttons */
    .w3eden .file-cart-actions {
        flex-direction: column;
    }

    .w3eden .file-cart-actions .btn {
        width: 100%;
        justify-content: center;
    }

    .w3eden .file-cart-actions .pull-right {
        margin-left: 0;
        width: 100%;
    }

    /* Stack email form */
    #email-card-form .input-group {
        flex-direction: column;
    }

    #email-card-form .input-group-text {
        border-radius: var(--fc-radius) var(--fc-radius) 0 0;
        border-right: 1px solid var(--fc-border);
        border-bottom: none;
    }

    #email-card-form .form-control {
        border-radius: 0;
    }

    #email-card-form .input-group-btn .btn,
    #email-card-form .input-group-append .btn {
        border-radius: 0 0 var(--fc-radius) var(--fc-radius);
        width: 100%;
    }

    /* Floating button - bottom position */
    .wpdm-fc-floating {
        top: auto;
        bottom: 20px;
        transform: none;
    }

    .wpdm-fc-floating-inner {
        writing-mode: horizontal-tb;
        transform: none;
    }

    .wpdm-fc-floating-btn {
        border-radius: var(--fc-radius-full);
        padding: 12px 16px;
    }

    .wpdm-fc-floating-btn .wpdm-fc-badge {
        min-width: 18px;
        height: 18px;
        font-size: 10px;
        padding: 0 5px;
        top: -6px;
        right: -6px;
    }

    /* Cart items mobile */
    .wpdm-fc-item {
        padding: 14px;
    }

    .wpdm-fc-item-remove {
        opacity: 1;
        transform: scale(1);
    }

    /* Empty state mobile */
    .wpdm-fc-empty {
        padding: 40px 20px;
    }

    .wpdm-fc-empty-icon {
        width: 64px;
        height: 64px;
        padding: 16px;
    }

    .wpdm-fc-empty-title {
        font-size: 16px;
    }

    .wpdm-fc-empty-text {
        font-size: 13px;
    }
}

/* Small mobile */
@media (max-width: 360px) {
    .wpdm-fc-floating-btn .fc-label {
        display: none;
    }

    .wpdm-fc-floating-btn {
        padding: 14px;
    }

    .wpdm-fc-floating-btn .wpdm-fc-badge {
        top: -5px;
        right: -5px;
    }

    #wpdmsidedeck .card-header {
        font-size: 14px;
    }
}

/* ========================================
   Print Styles
   ======================================== */

@media print {
    .wpdm-fc-floating,
    #wpdmsidedeck,
    #wpdmoverlay,
    .btn-addtfc,
    .btn-remove-item,
    .wpdm-fc-item-remove,
    .file-cart-actions {
        display: none !important;
    }
}

/* ========================================
   Accessibility - Premium Focus States
   ======================================== */

/* Focus visible for keyboard navigation */
.w3eden .btn-addtfc:focus-visible,
.w3eden .btn-remove-item:focus-visible,
.wpdm-fc-btn:focus-visible,
.wpdm-fc-floating-btn:focus-visible,
#wpdmsidedeck .close-sidedeck:focus-visible,
.wpdm-fc-item-remove:focus-visible {
    outline: 3px solid var(--fc-primary);
    outline-offset: 3px;
    box-shadow: 0 0 0 6px var(--fc-primary-light);
}

/* Focus states for form inputs */
#email-card-form .form-control:focus-visible {
    outline: none;
    border-color: var(--fc-primary);
    box-shadow: 0 0 0 4px var(--fc-primary-light);
}

/* Skip link for accessibility */
.wpdm-fc-skip-link {
    position: absolute;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    padding: 12px 24px;
    background: var(--fc-primary);
    color: #ffffff;
    border-radius: var(--fc-radius);
    z-index: 999999;
    transition: top 0.3s ease;
}

.wpdm-fc-skip-link:focus {
    top: 10px;
}

/* High contrast mode */
@media (prefers-contrast: high) {
    .wpdm-fc-btn,
    .w3eden .btn-addtfc,
    .w3eden .file-cart-actions .btn {
        border-width: 3px;
    }

    .wpdm-fc-item {
        border-width: 2px;
    }

    .wpdm-fc-floating-btn {
        border: 2px solid #ffffff;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .w3eden .btn-addtfc,
    .w3eden .btn-addtfc::before,
    .w3eden .file-cart-list li,
    .wpdm-fc-item,
    .wpdm-fc-item-icon,
    .wpdm-fc-btn,
    .wpdm-fc-btn::before,
    .wpdm-fc-floating-btn,
    .wpdm-fc-floating-btn::before,
    .wpdm-fc-floating-btn::after,
    .wpdm-fc-floating-btn .wpdm-fc-badge,
    #wpdmsidedeck,
    #wpdmoverlay,
    .w3eden .file-cart-actions .btn,
    .w3eden .file-cart-actions .btn::before,
    #email-card-form .input-group-btn .btn,
    #email-card-form .input-group-append .btn {
        transition: none !important;
        animation: none !important;
    }

    .wpdm-fc-spinner,
    .wpdm-fc-spinner::after,
    .wpdm-fc-dots span,
    .fa-spin,
    .fa-spinner {
        animation: none !important;
    }

    /* Static loading indicator for reduced motion */
    .wpdm-fc-spinner::after {
        border-top-color: var(--fc-primary);
        border-right-color: var(--fc-primary);
        transform: rotate(45deg);
    }

    .wpdm-fc-badge.pop,
    .wpdm-fc-badge.has-items {
        animation: none !important;
    }
}