/* Dual Logo Block Styles */

/* CSS Custom Properties for Dynamic Color Theming */
:root {
    --active-primary-color: #000000;
    --active-secondary-color: #ffffff;
    --active-accent-color: #333333;
    --transition-duration: 0.4s;
    --logo-size: 50px;
    --logo-size-mobile: 40px;
    --logo-size-small: 30px;
}

.dual-logo-block {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    position: relative;
    min-height: 200px;
}

.logo-slider-container {
    position: relative;
    width: 300px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.slider-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 60px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.slider-selector {
    position: absolute;
    width: 140px;
    height: 100px;
    background: linear-gradient(135deg, #000000 0%, #333333 100%);
    border-radius: 50px;
    top: 8px;
    left: 10px;
    transition: all var(--transition-duration) cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    z-index: 1;
}

.logo-slider-container[data-active="bear"] .slider-selector {
    left: 150px;
    background: linear-gradient(135deg, #8B4513 0%, #4682B4 100%);
    box-shadow: 0 4px 20px rgba(139, 69, 19, 0.3);
}

.logo-option {
    position: relative;
    width: 140px;
    height: 100px;
    cursor: pointer;
    transition: all var(--transition-duration) cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 50px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    background: transparent;
}

.dual-logo-block .logo-option img {
    width: var(--logo-size) !important;
    height: var(--logo-size) !important;
    max-width: var(--logo-size) !important;
    max-height: var(--logo-size) !important;
    object-fit: contain;
    transition: all var(--transition-duration) cubic-bezier(0.4, 0, 0.2, 1);
    filter: grayscale(100%) brightness(0.6);
    z-index: 3;
}

.logo-option.panda-option img {
    filter: grayscale(100%) brightness(0.4);
}

.logo-option.bear-option img {
    filter: sepia(100%) saturate(50%) hue-rotate(25deg) brightness(0.6);
}

/* Active State Styles */
.logo-option.active img {
    filter: contrast(1.2) brightness(1.2);
    transform: scale(1.1);
}

.logo-option.panda-option.active img {
    filter: contrast(1.3) brightness(1.3);
}

.logo-option.bear-option.active img {
    filter: sepia(80%) saturate(120%) hue-rotate(15deg) brightness(1.2) contrast(1.2);
}

/* Hover State Styles */
.logo-option:hover:not(.active) {
    transform: scale(1.02);
}

.logo-option:hover:not(.active) img {
    transform: scale(1.05);
    filter: brightness(0.8);
}

.logo-option.panda-option:hover:not(.active) img {
    filter: grayscale(80%) brightness(0.6);
}

.logo-option.bear-option:hover:not(.active) img {
    filter: sepia(80%) saturate(70%) hue-rotate(20deg) brightness(0.8);
}

/* Inactive State */
.logo-option:not(.active) {
    opacity: 0.7;
}

/* Mobile Responsive Styles */
@media (max-width: 768px) {
    .dual-logo-block {
        padding: 30px 15px;
        min-height: 160px;
    }
    
    .logo-slider-container {
        width: 260px;
        height: 100px;
    }
    
    .slider-selector {
        width: 120px;
        height: 84px;
        border-radius: 42px;
        top: 6px;
        left: 8px;
    }
    
    .logo-slider-container[data-active="bear"] .slider-selector {
        left: 132px;
    }
    
    .logo-option {
        width: 120px;
        height: 84px;
        border-radius: 42px;
    }
    
    .dual-logo-block .logo-option img {
        width: var(--logo-size-mobile) !important;
        height: var(--logo-size-mobile) !important;
        max-width: var(--logo-size-mobile) !important;
        max-height: var(--logo-size-mobile) !important;
    }
}

@media (max-width: 480px) {
    .logo-slider-container {
        width: 220px;
        height: 90px;
    }
    
    .slider-selector {
        width: 100px;
        height: 74px;
        border-radius: 37px;
        top: 6px;
        left: 8px;
    }
    
    .logo-slider-container[data-active="bear"] .slider-selector {
        left: 112px;
    }
    
    .logo-option {
        width: 100px;
        height: 74px;
        border-radius: 37px;
    }
    
    .dual-logo-block .logo-option img {
        width: var(--logo-size-small) !important;
        height: var(--logo-size-small) !important;
        max-width: var(--logo-size-small) !important;
        max-height: var(--logo-size-small) !important;
    }
    
    .dual-logo-block {
        padding: 20px 10px;
    }
}

/* High DPI Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .slider-background {
        box-shadow: 0 8px 40px rgba(0, 0, 0, 0.15);
    }
    
    .slider-selector {
        box-shadow: 0 4px 25px rgba(0, 0, 0, 0.35);
    }
}

/* Accessibility Improvements */
.logo-option:focus {
    outline: 3px solid var(--active-accent-color);
    outline-offset: 4px;
}

.logo-option:focus:not(:focus-visible) {
    outline: none;
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    :root {
        --transition-duration: 0.1s;
    }
    
    .logo-option,
    .logo-option img,
    .slider-selector {
        transition: none;
    }
    
    .logo-option.active img {
        transform: scale(1.05);
    }
    
    .logo-option:hover:not(.active) {
        transform: scale(1.01);
    }
}

/* Print Styles */
@media print {
    .dual-logo-block {
        page-break-inside: avoid;
    }
    
    .slider-background {
        box-shadow: none;
        border: 1px solid #cccccc;
    }
    
    .logo-option img {
        filter: none;
    }
}