/**
 * Modern Hover Boxes Module - Flip Card CSS
 * @package     mod_hoverboxes
 * @copyright   Copyright (C) 2025
 */

/* Base Container */
.mod-hoverboxes {
    width: 100%;
    padding: 20px 0;
}

/* Grid Container */
.hoverboxes-grid {
    width: 100%;
    display: grid;
    /* grid-template-columns set inline based on settings */
}

/* Flip Card Container */
.flip-card {
    background-color: transparent;
    perspective: 1000px;
    height: 400px;
    /* Ensure no movement during flip */
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

.flip-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    text-align: center;
    transition: transform 0.6s;
    transform-style: preserve-3d;
    /* Lock position - no movement */
    transform-origin: center center;
}

.flip-card:hover .flip-card-inner {
    /* Only rotate, no translation */
    transform: rotateY(180deg);
}

/* Front and Back Face Base */
.flip-card-front,
.flip-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    /* Consistent shadow - no changes on flip */
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 
                0 2px 4px -1px rgba(0, 0, 0, 0.06);
    /* Lock in place */
    top: 0;
    left: 0;
}

/* Front Side Styling */
.flip-card-front {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
}

.flip-card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.4);
    z-index: 1;
}

.flip-card-front-content {
    position: relative;
    z-index: 2;
    padding: 30px;
    width: 100%;
}

.flip-card-front-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #FFFFFF;
    margin: 0;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

/* Back Side Styling */
.flip-card-back {
    background-color: #4F46E5;
    color: white;
    transform: rotateY(180deg);
    padding: 40px 30px;
}

.flip-card-back-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    width: 100%;
}

.flip-card-back-title {
    font-size: 2rem;
    font-weight: 700;
    margin: 0 0 20px 0;
    line-height: 1.3;
}

.flip-card-description {
    font-size: 1.1rem;
    line-height: 1.6;
    margin: 0 0 30px 0;
    opacity: 0.95;
    max-width: 90%;
}

/* Button Styling */
.flip-card-button {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 28px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    margin-top: auto;
}

.flip-card-button:hover {
    /* Only change shadow and opacity, no movement */
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    opacity: 0.9;
}

.flip-card-button:active {
    opacity: 1;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.flip-card-button i {
    font-size: 1.1rem;
}

/* ============================================
   RESPONSIVE DESIGN - MAX-WIDTH ONLY
   ============================================ */

/* Tablets and smaller desktops */
@media (max-width: 992px) {
    .flip-card {
        height: 350px;
    }
    
    .flip-card-front-title {
        font-size: 2rem;
    }
    
    .flip-card-back {
        padding: 30px 25px;
    }
    
    .flip-card-back-title {
        font-size: 1.75rem;
    }
    
    .flip-card-description {
        font-size: 1rem;
        margin-bottom: 25px;
    }
    
    .flip-card-button {
        padding: 10px 24px;
        font-size: 0.95rem;
    }
}

/* Mobile devices */
@media (max-width: 768px) {
    .flip-card {
        height: 320px;
    }
    
    .flip-card-front-title {
        font-size: 1.75rem;
    }
    
    .flip-card-back-title {
        font-size: 1.5rem;
        margin-bottom: 15px;
    }
    
    .flip-card-description {
        font-size: 0.95rem;
        margin-bottom: 20px;
    }
}

/* Small mobile devices */
@media (max-width: 576px) {
    .mod-hoverboxes {
        padding: 15px 0;
    }
    
    .flip-card {
        height: 300px;
    }
    
    .flip-card-front-content {
        padding: 20px;
    }
    
    .flip-card-front-title {
        font-size: 1.5rem;
    }
    
    .flip-card-back {
        padding: 25px 20px;
    }
    
    .flip-card-back-title {
        font-size: 1.35rem;
        margin-bottom: 12px;
    }
    
    .flip-card-description {
        font-size: 0.9rem;
        margin-bottom: 18px;
        line-height: 1.5;
    }
    
    .flip-card-button {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    /* Touch devices - tap to flip */
    .flip-card:active .flip-card-inner {
        transform: rotateY(180deg);
    }
}

/* Extra small devices */
@media (max-width: 400px) {
    .flip-card {
        height: 280px;
    }
    
    .flip-card-front-title {
        font-size: 1.35rem;
    }
    
    .flip-card-back-title {
        font-size: 1.25rem;
    }
    
    .flip-card-description {
        font-size: 0.85rem;
    }
    
    .flip-card-button {
        padding: 8px 16px;
        font-size: 0.85rem;
        gap: 8px;
    }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */
.flip-card:focus-within {
    outline: 3px solid rgba(66, 153, 225, 0.5);
    outline-offset: 2px;
}

.flip-card:focus-within:not(:focus-visible) {
    outline: none;
}

/* Keyboard navigation - flip on focus */
.flip-card:focus-within .flip-card-inner {
    transform: rotateY(180deg);
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .flip-card-inner {
        transition: none;
    }
    
    .flip-card:hover .flip-card-inner,
    .flip-card:focus-within .flip-card-inner {
        transform: none;
    }
    
    /* Show both sides stacked for reduced motion */
    .flip-card-front,
    .flip-card-back {
        position: relative;
        transform: none !important;
        height: auto;
        min-height: 200px;
    }
    
    .flip-card {
        height: auto;
    }
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
    .flip-card {
        height: auto;
        page-break-inside: avoid;
    }
    
    .flip-card-inner {
        transform: none;
    }
    
    .flip-card-front,
    .flip-card-back {
        position: relative;
        transform: none;
        height: auto;
        min-height: 200px;
        box-shadow: none;
        border: 1px solid #e0e0e0;
        margin-bottom: 10px;
    }
}

/* ============================================
   DARK MODE SUPPORT (Optional)
   ============================================ */
@media (prefers-color-scheme: dark) {
    .flip-card-front,
    .flip-card-back {
        box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 
                    0 2px 4px -1px rgba(0, 0, 0, 0.2);
    }
}

/* ============================================
   TOUCH DEVICE ENHANCEMENTS
   ============================================ */
@media (hover: none) and (pointer: coarse) {
    /* Add tap indication for touch devices */
    .flip-card::after {
        content: '↻';
        position: absolute;
        bottom: 10px;
        right: 10px;
        background: rgba(255, 255, 255, 0.9);
        color: #333;
        width: 30px;
        height: 30px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.2rem;
        z-index: 10;
        pointer-events: none;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    }
    
    .flip-card:active::after {
        display: none;
    }
}