/**
 * New Grid Widget - CSS
 * Step 2: Square grid styling with object spawner
 */

/* Full-screen grid mode - hide footer and make grid fill viewport */
body.new-grid-fullscreen-mode,
body.new-grid-fullscreen-mode html {
    height: 100%;
    overflow: hidden !important; /* Prevent page-level scrolling */
    margin: 0;
    padding: 0;
}

body.new-grid-fullscreen-mode #wpadminbar {
    display: none !important; /* Hide WordPress admin bar */
}

body.new-grid-fullscreen-mode footer,
body.new-grid-fullscreen-mode .site-footer,
body.new-grid-fullscreen-mode footer.site-footer,
body.new-grid-fullscreen-mode #site-footer,
body.new-grid-fullscreen-mode .site-footer-wrapper,
body.new-grid-fullscreen-mode [class*="footer"] {
    display: none !important; /* Hide all footer variations */
}

body.new-grid-fullscreen-mode .site-content {
    margin-bottom: 0 !important;
    padding-bottom: 0 !important;
}

body.new-grid-fullscreen-mode header,
body.new-grid-fullscreen-mode .site-header {
    display: none !important; /* Hide header (optional - you can remove this if you want header) */
}

/* Theme variables */
:root {
    /* Light mode colors */
    --bg-primary: #DDE0E4; /* Alabaster grey - grid background */
    --bg-secondary: #F3F6F9; /* Platinum 2 - dots color */
    --top-layer: #F3F6F9; /* Platinum */
    --highlight: #2A4A36; /* Pine teal */
    --text-color: #0B0F13; /* Inkblack - text on light background */
    --grid-dot-color: #F3F6F9; /* Platinum 2 for dots (secondary) */
}

[data-theme="dark"] {
    /* Dark mode colors */
    --bg-primary: #0B0F13; /* Inkblack - grid background */
    --bg-secondary: #0F1316; /* Onyx - dots color */
    --top-layer: #16191D; /* Carbon black */
    --highlight: #2A4A36; /* Pine teal */
    --text-color: #F3F6F9; /* Platinum - text on dark background */
    --grid-dot-color: #0F1316; /* Onyx for dots (secondary) */
}

/* Full viewport container - no borders, whole page is grid */
.new-grid-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    padding: 0; /* No padding - full viewport grid */
    box-sizing: border-box;
    background: var(--bg-primary);
    z-index: 1;
    overflow: hidden; /* Prevent any scrolling at container level */
    display: flex;
    align-items: center;
    justify-content: center; /* Center the grid in the container */
    transition: background-color 0.3s ease;
    /* Mobile touch optimizations - prevent browser defaults */
    touch-action: none; /* Prevent all browser touch gestures (scroll, zoom, etc.) */
    overscroll-behavior: none; /* Prevent bounce scrolling on iOS */
    -webkit-overflow-scrolling: touch; /* Smooth scrolling on iOS when needed */
}

.new-grid-items {
    position: relative;
    background: var(--bg-primary);
    border: none; /* No border - full viewport grid */
    cursor: crosshair; /* Show it's interactive */
    overflow: visible; /* Allow grid to extend beyond viewport for panning */
    box-sizing: border-box;
    /* Grid size will be calculated to fit available space - not forced square */
    transform-origin: center center; /* For smooth zoom/pan transforms */
    will-change: transform; /* Optimize for smooth transforms */
    /* Mobile touch optimizations */
    touch-action: none; /* Prevent browser touch gestures */
    -webkit-user-select: none; /* Prevent text selection on iOS */
    user-select: none; /* Prevent text selection */
    /* Grid dots at intersections - centered on 4 cells (25% in each) */
    /* Small dots (60-70% smaller) at exact grid intersections */
    background-image: 
        radial-gradient(circle at center, var(--grid-dot-color) 0.7px, transparent 0.7px);
    background-size: var(--cell-size, 50px) var(--cell-size, 50px);
    background-position: 0 0;
    /* Better rendering on Safari mobile - smoother dots */
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    transform: translateZ(0); /* Force GPU acceleration */
    will-change: transform;
    background-repeat: repeat;
    transition: background-color 0.3s ease;
}

.new-grid-item {
    position: absolute;
    overflow: hidden;
    z-index: 1;
}

.new-grid-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Theme toggle button */
.theme-toggle {
    position: fixed;
    top: 20px;
    left: 20px;
    z-index: 1001;
    background: var(--top-layer);
    border: 2px solid var(--highlight);
    color: var(--text-color);
    padding: 10px 15px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: bold;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.theme-toggle:hover {
    background: var(--highlight);
    color: var(--top-layer);
    transform: scale(1.05);
}

/* Object Spawner Palette (like Figma/Photoshop tools) */
.object-spawner {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--top-layer);
    padding: 12px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    min-width: 90px;
    max-width: 90px;
    user-select: none; /* Prevent text selection when dragging */
    transition: background-color 0.3s ease;
}

.object-spawner h3 {
    margin: 0 0 10px 0;
    font-size: 16px;
    color: var(--text-color);
    cursor: move;
    position: relative;
    transition: color 0.3s ease;
}

.object-spawner .drag-handle {
    float: right;
    color: #999;
    font-size: 12px;
    cursor: move;
}

/* Grid Size Slider */
.grid-size-slider {
    /* Hidden slider - still functional but invisible */
    position: absolute;
    top: -9999px;
    left: -9999px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    z-index: -1;
    width: 0;
    height: 0;
}

.grid-size-slider label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: bold;
    color: #333;
}

.grid-size-slider .slider-value {
    color: #3498db;
    font-weight: bold;
}

.grid-size-slider input[type="range"] {
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: #ddd;
    outline: none;
    -webkit-appearance: none;
}

.grid-size-slider input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #3498db;
    cursor: pointer;
}

.grid-size-slider input[type="range"]::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #3498db;
    cursor: pointer;
    border: none;
}

.object-spawner h3 {
    margin: 0 0 10px 0;
    font-size: 16px;
    color: #333;
}

.object-spawner .spawn-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    padding: 8px;
    margin-bottom: 8px;
    background: var(--bg-secondary);
    color: var(--text-color);
    border: 2px solid var(--highlight);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.object-spawner .spawn-btn:hover {
    background: var(--highlight);
    color: var(--top-layer);
    border-color: var(--highlight);
}

.object-spawner .spawn-btn:active {
    transform: scale(0.95);
    background: #d0e8f0;
}

/* Grid labels (Excel-style) - ensure visibility */
.grid-label {
    user-select: none;
    z-index: 10 !important; /* Ensure labels are above grid background */
    background: transparent;
    color: var(--text-color);
    transition: color 0.3s ease;
    /* Ensure full visibility on all browsers - fix Chrome rendering */
    visibility: visible !important;
    opacity: 1 !important;
    display: block !important;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    /* Better rendering on Safari mobile */
    -webkit-text-stroke: 0.3px transparent;
    text-shadow: 0 0 0.5px rgba(0,0,0,0.1);
    transform: translateZ(0); /* Force GPU acceleration for smoother rendering */
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

/* Card flip animation for images - GTA style cascade */
.image-flip-container {
    width: 100%;
    height: 100%;
    position: relative;
    perspective: 1000px;
    transform-style: preserve-3d;
    border: none !important;
    outline: none !important;
}

.image-flip-back,
.image-flip-front {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    transition: transform 0.6s ease;
    border: none !important;
    outline: none !important;
    margin: 0;
    padding: 0;
}

.image-flip-back {
    background: var(--top-layer); /* Use theme color instead of hardcoded */
    transform: rotateY(0deg);
    z-index: 2;
    transition: background-color 0.3s ease;
}

.image-flip-front {
    transform: rotateY(180deg);
    z-index: 1;
    overflow: hidden;
    border: none !important;
    outline: none !important;
}

.image-flip-front img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border: none !important;
    outline: none !important;
    margin: 0;
    padding: 0;
    image-rendering: high-quality;
    -webkit-image-rendering: high-quality;
}

.image-flip-container.flipped .image-flip-back {
    transform: rotateY(180deg);
    z-index: 1;
}

.image-flip-container.flipped .image-flip-front {
    transform: rotateY(0deg);
    z-index: 2;
}

.grid-label-column {
    position: absolute !important;
    visibility: visible !important;
    display: block !important;
}

.grid-label-row {
    position: absolute !important;
    visibility: visible !important;
    display: block !important;
}

/* Zero axis labels - highlighted in blue */
.grid-label-zero {
    font-size: 14px !important;
    font-weight: bold !important;
}

/* Axis lines for X=0 and Y=0 */
.grid-axis-line {
    pointer-events: none;
    z-index: 999;
}

.grid-axis-x {
    /* Vertical line for X=0 */
}

.grid-axis-y {
    /* Horizontal line for Y=0 */
}

/* Object labels - hidden */
.object-label {
    display: none !important;
    pointer-events: none;
}

/* Grid Objects */
.grid-object {
    position: absolute;
    overflow: hidden;
    border: none !important;
    outline: none !important;
    margin: 0 !important;
    padding: 0 !important;
    box-sizing: border-box;
}

.grid-object:hover {
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.grid-object:active {
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.4);
}

.grid-object * {
    border: none !important;
    outline: none !important;
    margin: 0 !important;
    padding: 0 !important;
}

.grid-object img {
    border: none !important;
    outline: none !important;
    image-rendering: high-quality;
    -webkit-image-rendering: high-quality;
}

/* Image placeholder in objects */
.object-image-placeholder {
    background: rgba(52, 152, 219, 0.2);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .new-grid-container {
        padding: 10px;
    }
    
    .object-spawner {
        position: relative;
        top: auto;
        right: auto;
        margin-bottom: 15px;
        width: 100%;
    }
}

/* Drag-over effect for grid drop zone */
.new-grid-items.drag-over {
    background-color: rgba(52, 152, 219, 0.1);
    border: 2px dashed #3498db;
}

/* Draggable button styles */
.spawn-btn[draggable="true"] {
    cursor: grab;
}

.spawn-btn[draggable="true"]:active {
    cursor: grabbing;
}

/* ============================================
   MOBILE RESPONSIVE STYLES
   ============================================ */

@media (max-width: 768px), (pointer: coarse) {
    /* Smaller grid labels on mobile with better rendering */
    .grid-label {
        font-size: 8px !important;
        font-weight: normal !important;
        letter-spacing: 0.5px;
        /* Better anti-aliasing on Safari mobile */
        -webkit-font-smoothing: subpixel-antialiased;
        -moz-osx-font-smoothing: auto;
        text-rendering: geometricPrecision;
        /* Subtle shadow for better visibility */
        text-shadow: 0 0 1px rgba(255,255,255,0.3), 0 0 0.5px rgba(0,0,0,0.2);
    }
    
    .grid-label-zero {
        font-size: 10px !important;
        font-weight: normal !important;
        -webkit-font-smoothing: subpixel-antialiased;
        text-shadow: 0 0 1px rgba(255,255,255,0.3), 0 0 0.5px rgba(0,0,0,0.2);
    }
    
    /* Smaller grid dots on mobile with smoother rendering */
    .new-grid-items {
        background-image: 
            radial-gradient(circle at center, var(--grid-dot-color) 0.5px, transparent 0.5px);
        /* Better dot rendering on Safari */
        image-rendering: auto;
        -webkit-transform: translateZ(0);
        transform: translateZ(0);
    }
    
    /* Better image scaling on mobile */
    .object-image-placeholder img,
    .image-flip-front img {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
    
    /* Mobile "Place All Images" button */
    .place-all-btn {
        position: fixed !important;
        bottom: 20px !important;
        right: 20px !important;
        z-index: 10000 !important;
        min-width: 150px !important;
        padding: 15px 20px !important;
        font-size: 16px !important;
        box-shadow: 0 4px 12px rgba(0,0,0,0.3) !important;
        touch-action: manipulation !important; /* Prevent double-tap zoom */
    }
    
    /* Prevent text selection on mobile */
    .new-grid-container,
    .new-grid-items,
    .grid-object {
        -webkit-touch-callout: none;
        -webkit-user-select: none;
        user-select: none;
    }
}