/**
 * Camera Categories Slideshow Styles
 * Dedicated slideshow for camera section with 1+3+1 layout
 * Version: 1.1.0
 * CSP-Safe: No inline styles, external resources validated
 * Optimized: Consolidated rules, improved performance, enhanced security
 */

/* ============================================
   CSS CUSTOM PROPERTIES
   ============================================ */

:root {
    --camera-slide-gap: 20px;
    --camera-slide-padding: 140px;
    --camera-transition-duration: 0.6s;
    --camera-transition-ease: cubic-bezier(0.4, 0, 0.2, 1);
    --camera-card-min-height: 450px;
    --camera-control-size: 45px;
    --camera-control-bg: linear-gradient(135deg, #ff6b6b 0%, #ee5a6f 100%);
    --camera-control-hover: linear-gradient(135deg, #ee5a6f 0%, #ff8787 100%);
    --camera-control-shadow: 0 5px 25px rgba(255, 107, 107, 0.5);
    --camera-inactive-opacity: 0.3;
    --camera-inactive-scale: 0.92;
    --camera-progress-width: 200px;
    --camera-progress-height: 4px;
    --camera-counter-bottom: 115px;
    --camera-controls-bg: linear-gradient(135deg, rgba(50, 30, 30, 0.95), rgba(80, 50, 50, 0.95));
    --camera-controls-border: rgba(255, 107, 107, 0.3);
    --camera-counter-bg: rgba(0, 0, 0, 0.6);
}

/* ============================================
   CAMERA SLIDESHOW CONTAINER
   ============================================ */

.camera-categories-section.camera-slideshow-enabled {
    position: relative;
    overflow: hidden !important;
    padding-bottom: var(--camera-slide-padding) !important;
    contain: layout style;
    content-visibility: auto;
}

/* ============================================
   CAMERA GRID LAYOUT
   ============================================ */

.camera-categories-section.camera-slideshow-enabled .categories-grid {
    display: flex !important;
    grid-template-columns: none !important;
    gap: var(--camera-slide-gap) !important;
    margin-bottom: 40px !important;
    padding: 0 10px !important;
    max-width: 100% !important;
    overflow: visible !important;
    align-items: stretch !important;
    transition: transform var(--camera-transition-duration) var(--camera-transition-ease);
    will-change: transform;
    backface-visibility: hidden;
    contain: layout style;
    /* SECURITY: Prevent manipulation */
    touch-action: pan-y pinch-zoom;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

/* SECURITY: Block injected inline styles */
.camera-categories-section.camera-slideshow-enabled .categories-grid[style*="transition"],
.camera-categories-section.camera-slideshow-enabled .categories-grid[style*="transform"],
.camera-categories-section.camera-slideshow-enabled .categories-grid[style*="animation"] {
    animation: none !important;
}

/* Cards */
.camera-categories-section.camera-slideshow-enabled .category-card {
    flex: 0 0 auto;
    transition: opacity var(--camera-transition-duration) ease, 
                transform var(--camera-transition-duration) ease !important;
    margin: 0 !important;
    position: relative !important;
    min-height: var(--camera-card-min-height) !important;
    pointer-events: auto !important;
    backface-visibility: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   RESPONSIVE CARD SIZING
   ============================================ */

/* Desktop - 3 cards */
@media (min-width: 1200px) {
    .camera-categories-section.camera-slideshow-enabled .category-card {
        flex: 0 0 calc(33.333% - 14px) !important;
        max-width: 400px !important;
    }
}

/* Tablet - 2 cards */
@media (min-width: 768px) and (max-width: 1199px) {
    .camera-categories-section.camera-slideshow-enabled .category-card {
        flex: 0 0 calc(50% - 8px) !important;
        max-width: 100% !important;
    }
    
    .camera-categories-section.camera-slideshow-enabled .categories-grid {
        gap: 15px !important;
        margin-bottom: 35px !important;
    }
}

/* Mobile - 1 card */
@media (max-width: 767px) {
    .camera-categories-section.camera-slideshow-enabled .category-card {
        flex: 0 0 100% !important;
        max-width: 100% !important;
        z-index: auto !important;
    }

    .camera-categories-section.camera-slideshow-enabled .categories-grid {
        display: block !important;
        width: 100% !important;
        gap: 20px !important;
        padding: 0 !important;
        margin-bottom: 0 !important;
        transform: none !important;
        transition: none !important;
    }

    /* Hide cloned cards */
    .camera-categories-section.camera-slideshow-enabled .category-card[data-clone="true"],
    .camera-categories-section.camera-slideshow-enabled .category-card.cloned,
    .camera-categories-section.camera-slideshow-enabled .category-card:nth-child(n+9) {
        display: none !important;
    }

    .camera-categories-section.camera-slideshow-enabled .category-card:nth-child(-n+8) {
        display: block !important;
    }

    .camera-slideshow-controls,
    .camera-slideshow-counter {
        display: none !important;
    }

    /* Re-enable hover effects */
    .camera-categories-section.camera-slideshow-enabled .category-card:hover {
        transform: translate3d(0, -8px, 0) !important;
        border-color: rgba(71, 85, 105, 0.6) !important;
        box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3) !important;
    }
}

@media (max-width: 480px) {
    .camera-categories-section.camera-slideshow-enabled {
        padding: 30px 10px !important;
    }

    .camera-categories-section.camera-slideshow-enabled .categories-grid {
        gap: 15px !important;
    }

    .camera-categories-section.camera-slideshow-enabled .category-card {
        margin: 0 0 15px 0 !important;
    }
}

/* ============================================
   CAMERA CARDS - ACTIVE/INACTIVE STATES
   ============================================ */

/* Active Cards (Center 3) */
.camera-categories-section.camera-slideshow-enabled .category-card.camera-card-active {
    opacity: 1 !important;
    transform: scale(1) !important;
    z-index: 10 !important;
}

/* Enhanced hover on active cards */
.camera-categories-section.camera-slideshow-enabled .category-card.camera-card-active:hover {
    transform: translate3d(0, -8px, 0) scale(1.02) !important;
    z-index: 100 !important;
}

/* Keyboard focus for active cards */
.camera-categories-section.camera-slideshow-enabled .category-card.camera-card-active:focus-visible {
    outline: 2px solid #0066cc;
    outline-offset: 2px;
    z-index: 101 !important;
}

/* Inactive Cards (Left & Right) */
.camera-categories-section.camera-slideshow-enabled .category-card.camera-card-inactive {
    opacity: var(--camera-inactive-opacity) !important;
    transform: scale(var(--camera-inactive-scale)) !important;
    z-index: 1 !important;
}

/* Disable hover on inactive cards */
.camera-categories-section.camera-slideshow-enabled .category-card.camera-card-inactive:hover {
    transform: scale(var(--camera-inactive-scale)) !important;
    border-color: rgba(71, 85, 105, 0.4) !important;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2) !important;
}

/* ============================================
   CAMERA SLIDESHOW CONTROLS (RED THEME)
   ============================================ */

.camera-slideshow-controls {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 20px;
    z-index: 9999;
    background: var(--camera-controls-bg);
    padding: 15px 25px;
    border-radius: 50px;
    backdrop-filter: blur(15px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4), 0 0 0 1px var(--camera-controls-border);
    border: 1px solid var(--camera-controls-border);
    pointer-events: auto;
    contain: layout style;
}

/* Control Buttons */
.camera-control-btn {
    width: var(--camera-control-size);
    height: var(--camera-control-size);
    border-radius: 50%;
    background: var(--camera-control-bg);
    border: none;
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s var(--camera-transition-ease);
    position: relative;
    overflow: hidden;
    z-index: 10;
    pointer-events: auto;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    touch-action: manipulation;
}

.camera-control-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--camera-control-hover);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.camera-control-btn:hover::before {
    opacity: 1;
}

.camera-control-btn:hover:not(:disabled) {
    transform: scale(1.15);
    box-shadow: var(--camera-control-shadow);
}

.camera-control-btn:active {
    transform: scale(0.95);
}

.camera-control-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    transform: scale(1);
    background: linear-gradient(135deg, #666 0%, #555 100%);
}

.camera-control-btn:disabled::before {
    display: none;
}

/* Keyboard focus state */
.camera-control-btn:focus-visible {
    outline: 2px solid #ff6b6b;
    outline-offset: 3px;
}

.camera-control-btn svg {
    position: relative;
    z-index: 1;
    pointer-events: none;
}

/* Progress Bar */
.camera-progress-bar {
    width: var(--camera-progress-width);
    height: var(--camera-progress-height);
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
    overflow: hidden;
    position: relative;
    pointer-events: none;
}

.camera-progress-fill {
    height: 100%;
    width: 0;
    background: linear-gradient(90deg, #ff6b6b 0%, #ee5a6f 50%, #ffa07a 100%);
    border-radius: 2px;
    position: relative;
    pointer-events: none;
    will-change: width;
}

.camera-progress-fill::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: cameraProgressShimmer 2s infinite;
    pointer-events: none;
}

@keyframes cameraProgressShimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Counter */
.camera-slideshow-counter {
    position: absolute;
    bottom: var(--camera-counter-bottom);
    right: 20px;
    background: var(--camera-counter-bg);
    padding: 10px 20px;
    border-radius: 25px;
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 107, 107, 0.2);
    z-index: 9999;
    pointer-events: none;
    contain: layout style;
}

.camera-current {
    color: #ff6b6b;
    font-size: 18px;
}

/* ============================================
   MOBILE RESPONSIVE (DISABLE SLIDESHOW)
   ============================================ */

@media (max-width: 767px) {
    .camera-categories-section.camera-slideshow-enabled {
        padding: 40px 15px !important;
        overflow: visible !important;
    }

    .camera-categories-section.camera-slideshow-enabled .categories-grid {
        display: block !important;
        width: 100% !important;
        gap: 20px !important;
        padding: 0 !important;
        margin-bottom: 0 !important;
        transform: none !important;
        transition: none !important;
    }

    .camera-categories-section.camera-slideshow-enabled .category-card {
        flex: none !important;
        width: 100% !important;
        max-width: 100% !important;
        margin: 0 0 20px 0 !important;
        opacity: 1 !important;
        transform: scale(1) !important;
        z-index: auto !important;
    }

    /* Hide cloned cards */
    .camera-categories-section.camera-slideshow-enabled .category-card[data-clone="true"],
    .camera-categories-section.camera-slideshow-enabled .category-card.cloned,
    .camera-categories-section.camera-slideshow-enabled .category-card:nth-child(n+9) {
        display: none !important;
    }

    .camera-categories-section.camera-slideshow-enabled .category-card:nth-child(-n+8) {
        display: block !important;
    }

    .camera-slideshow-controls,
    .camera-slideshow-counter {
        display: none !important;
    }

    /* Re-enable hover effects */
    .camera-categories-section.camera-slideshow-enabled .category-card:hover {
        transform: translate3d(0, -8px, 0) !important;
        border-color: rgba(71, 85, 105, 0.6) !important;
        box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3) !important;
    }
}

@media (max-width: 480px) {
    .camera-categories-section.camera-slideshow-enabled {
        padding: 30px 10px !important;
    }

    .camera-categories-section.camera-slideshow-enabled .categories-grid {
        gap: 15px !important;
    }

    .camera-categories-section.camera-slideshow-enabled .category-card {
        margin: 0 0 15px 0 !important;
    }
}

/* ============================================
   TOUCH DEVICE ENHANCEMENTS
   ============================================ */

@media (hover: none) and (pointer: coarse) {
    .camera-control-btn:active {
        background: var(--camera-control-hover);
        transform: scale(0.95);
    }

    .camera-slideshow-controls {
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    }
}

/* ============================================
   ACCESSIBILITY & PREFERENCES
   ============================================ */

@media (prefers-reduced-motion: reduce) {
    .camera-categories-section.camera-slideshow-enabled .categories-grid,
    .camera-categories-section.camera-slideshow-enabled .category-card,
    .camera-control-btn,
    .camera-progress-fill {
        transition: none !important;
        animation: none !important;
        will-change: auto;
    }
    
    .camera-control-btn:hover:not(:disabled),
    .camera-categories-section.camera-slideshow-enabled .category-card.camera-card-active:hover {
        transform: none !important;
    }
}

@media (prefers-contrast: high) {
    .camera-slideshow-controls,
    .camera-control-btn {
        border: 2px solid currentColor;
    }
    
    .camera-control-btn:focus-visible {
        outline-width: 3px;
    }
}

@media (prefers-color-scheme: dark) {
    :root {
        --camera-controls-bg: linear-gradient(135deg, rgba(30, 20, 20, 0.95), rgba(50, 30, 30, 0.95));
        --camera-counter-bg: rgba(0, 0, 0, 0.8);
    }
    
    .camera-slideshow-controls {
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(255, 107, 107, 0.4);
    }
}

/* ============================================
   PRINT STYLES
   ============================================ */

@media print {
    .camera-slideshow-controls,
    .camera-slideshow-counter {
        display: none !important;
    }
    
    .camera-categories-section.camera-slideshow-enabled .category-card {
        opacity: 1 !important;
        transform: none !important;
        page-break-inside: avoid;
    }
    
    .camera-categories-section.camera-slideshow-enabled .categories-grid {
        transform: none !important;
    }
}