/* Core Structural Sandbox Reset & Typography Definition */
.kpll-creative-gallery-scope {
    max-width: 1200px !important;
    margin: 0 auto !important;
    padding: 60px 20px !important;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif !important;
    background-color: #ffffff !important;
    box-sizing: border-box !important;
}
.kpll-creative-gallery-scope * {
    box-sizing: border-box !important;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif !important;
}
.kpll-gallery-hero-panel {
    text-align: center !important;
    max-width: 650px !important;
    margin: 0 auto 50px !important;
}
.kpll-gallery-hero-badge {
    display: inline-block !important;
    padding: 6px 14px !important;
    background: rgba(2, 1, 154, 0.06) !important;
    color: #02019A !important;
    font-size: 11px !important;
    font-weight: 700 !important;
    text-transform: uppercase !important;
    letter-spacing: 1.5px !important;
    border-radius: 4px !important;
    margin-bottom: 15px !important;
}
.kpll-gallery-hero-title {
    font-size: 34px !important;
    color: #111116 !important;
    font-weight: 700 !important;
    margin: 0 0 14px 0 !important;
    letter-spacing: -0.5px !important;
}
.kpll-gallery-hero-lead {
    font-size: 15px !important;
    color: #5A5A66 !important;
    line-height: 1.6 !important;
    margin: 0 !important;
}

/* Album Card Grid Configurations */
.kpll-gallery-canvas-grid {
    display: grid !important;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)) !important;
    gap: 30px !important;
}
.kpll-gallery-display-card {
    position: relative !important;
    border-radius: 14px !important;
    overflow: hidden !important;
    background: #F4F5FA !important;
    cursor: pointer !important;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03) !important;
    transition: transform 0.3s cubic-bezier(0.25, 1, 0.5, 1) !important;
}
.kpll-gallery-display-card:hover {
    transform: translateY(-4px) !important;
}
.kpll-gallery-media-anchor {
    position: relative !important;
    width: 100% !important;
    padding-top: 75% !important; /* Fixed 4:3 Dynamic Layout Proportion Matrix */
}
.kpll-surface-img {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    transition: transform 0.5s ease !important;
}
.kpll-gallery-display-card:hover .kpll-surface-img {
    transform: scale(1.04) !important;
}

/* Elegant Picasa Folder Counter Overlay Badge */
.kpll-album-folder-counter {
    position: absolute !important;
    top: 15px !important;
    right: 15px !important;
    background: rgba(17, 17, 22, 0.75) !important;
    backdrop-filter: blur(4px) !important;
    -webkit-backdrop-filter: blur(4px) !important;
    color: #ffffff !important;
    padding: 5px 12px !important;
    border-radius: 20px !important;
    font-size: 12px !important;
    font-weight: 600 !important;
    display: flex !important;
    align-items: center !important;
    gap: 6px !important;
    z-index: 2 !important;
}

/* Ambient Gradient Card Overlays */
.kpll-gallery-curtain-matrix {
    position: absolute !important;
    inset: 0 !important;
    background: linear-gradient(to top, rgba(17, 17, 22, 0.9) 0%, rgba(17, 17, 22, 0.2) 60%, transparent 100%) !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: space-between !important;
    padding: 20px !important;
    z-index: 1 !important;
}
.kpll-gallery-curtain-tag {
    background: rgba(255, 255, 255, 0.2) !important;
    color: #ffffff !important;
    font-size: 11px !important;
    font-weight: 600 !important;
    padding: 5px 12px !important;
    border-radius: 4px !important;
    align-self: flex-start !important;
}
.kpll-picasa-meta-block {
    width: 100% !important;
}
.kpll-album-embedded-title {
    font-size: 20px !important;
    color: #ffffff !important;
    font-weight: 700 !important;
    margin: 0 0 6px 0 !important;
    text-shadow: 0 2px 4px rgba(0,0,0,0.4) !important;
}
.kpll-picasa-view-action {
    font-size: 13px !important;
    font-weight: 600 !important;
    color: rgba(255,255,255,0.7) !important;
    display: block !important;
}

/* ========================================================================== */
/* TRUE PICASA CINEMATIC LIGHTBOX CSS SYSTEM EXTRACTION                       */
/* ========================================================================== */
.kpll-picasa-overlay-mask {
    display: none !important; /* Force layout hidden state on page load strictly */
    position: fixed !important;
    inset: 0 !important;
    background-color: rgba(11, 11, 13, 0.96) !important; /* Dark Picasa Stage Profile */
    z-index: 999999 !important;
    align-items: center !important;
    justify-content: center !important;
    user-select: none !important;
}
.kpll-picasa-viewport-container {
    max-width: 90% !important;
    max-height: 90% !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
}
.kpll-picasa-stage {
    background: #111116 !important;
    border: 6px solid #ffffff !important; /* Signature crisp white Picasa border frame */
    box-shadow: 0 15px 50px rgba(0,0,0,0.6) !important;
    border-radius: 4px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    max-width: 100% !important;
    overflow: hidden !important;
}
.kpll-picasa-render-node {
    max-width: 100% !important;
    max-height: 60vh !important; /* Reduced slightly to make room comfortably for thumbs */
    object-fit: contain !important;
    display: block !important;
    transition: opacity 0.15s ease-in-out !important;
}

/* ========================================================== */
/* NEW PICASA HORIZONTAL PRE-LOAD THUMBNAIL TRACK SYSTEM      */
/* ========================================================== */
.kpll-picasa-thumb-strip {
    display: flex !important;
    gap: 10px !important;
    margin-top: 18px !important;
    max-width: 100% !important;
    overflow-x: auto !important;
    padding: 6px 4px !important;
    scrollbar-width: thin !important; /* Elegant modern scrollbars */
    scrollbar-color: rgba(255, 255, 255, 0.2) transparent !important;
}
/* Webkit engine optimization for scroll bars */
.kpll-picasa-thumb-strip::-webkit-scrollbar {
    height: 5px !important;
}
.kpll-picasa-thumb-strip::-webkit-scrollbar-thumb {
    background-color: rgba(255, 255, 255, 0.2) !important;
    border-radius: 10px !important;
}
.kpll-picasa-thumb-item {
    width: 62px !important;
    height: 46px !important;
    flex-shrink: 0 !important;
    border-radius: 3px !important;
    overflow: hidden !important;
    cursor: pointer !important;
    border: 2px solid rgba(255, 255, 255, 0.3) !important;
    opacity: 0.5 !important;
    transition: all 0.2s ease !important;
}
.kpll-picasa-thumb-item img {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
}
.kpll-picasa-thumb-item:hover {
    opacity: 0.8 !important;
    border-color: rgba(255, 255, 255, 0.7) !important;
}
.kpll-picasa-thumb-item.active {
    opacity: 1 !important;
    border-color: #ffffff !important; /* Match active status to crisp frame styling */
    box-shadow: 0 0 8px rgba(255, 255, 255, 0.5) !important;
}

/* Bottom Information Utility Tray */
.kpll-picasa-footer-tray {
    width: 100% !important;
    margin-top: 12px !important;
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    color: #ffffff !important;
    padding: 0 4px !important;
}
.kpll-picasa-title-string {
    font-size: 15px !important;
    font-weight: 600 !important;
    color: #ffffff !important;
}
.kpll-picasa-indexer {
    font-size: 13px !important;
    color: #8A8A93 !important;
    background: rgba(255,255,255,0.08) !important;
    padding: 3px 10px !important;
    border-radius: 12px !important;
}

/* Lightbox UI Navigation Controls */
.kpll-picasa-close-btn {
    position: absolute !important;
    top: 25px !important;
    right: 30px !important;
    background: transparent !important;
    border: none !important;
    color: #A0A0A5 !important;
    font-size: 38px !important;
    cursor: pointer !important;
    line-height: 1 !important;
    transition: color 0.2s ease !important;
}
.kpll-picasa-close-btn:hover {
    color: #ffffff !important;
}
.kpll-picasa-nav-btn {
    position: absolute !important;
    top: 50% !important;
    transform: translateY(-50%) !important;
    background: rgba(255, 255, 255, 0.04) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    color: #ffffff !important;
    width: 56px !important;
    height: 56px !important;
    border-radius: 50% !important;
    font-size: 20px !important;
    cursor: pointer !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    transition: all 0.2s ease !important;
    z-index: 1000000 !important;
}
.kpll-picasa-nav-btn:hover {
    background: #ffffff !important;
    color: #111116 !important;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3) !important;
}
.nav-left { left: 30px !important; }
.nav-right { right: 30px !important; }

/* Responsive adjustments for mid-size displays and phones */
@media (max-width: 768px) {
    .kpll-picasa-nav-btn {
        width: 44px !important;
        height: 44px !important;
        font-size: 16px !important;
    }
    .nav-left { left: 10px !important; }
    .nav-right { right: 10px !important; }
    .kpll-picasa-close-btn { top: 15px !important; right: 20px !important; }
    .kpll-picasa-stage { border-width: 4px !important; }
    .kpll-picasa-thumb-item { width: 50px !important; height: 38px !important; }
}