/* ========================================
   LOGO VISIBILITY FIX
   Ensure logo is visible on all backgrounds
   ======================================== */

/* Logo Container */
.company-logo {
    display: flex;
    align-items: center;
    transition: all 0.3s ease;
}

.company-logo:hover {
    transform: scale(1.05);
}

/* Logo Image Styling */
.brand-logo-link {
    max-height: 50px;
    width: auto;
    transition: all 0.3s ease;
    filter: brightness(1.1) contrast(1.1);
    animation: logo-pulse 2s ease-in-out infinite;
}

.brand-logo-link:hover {
    transform: scale(1.05);
    filter: brightness(1.2) contrast(1.2);
    animation-play-state: paused;
}

/* Logo pulse animation - big and small */
@keyframes logo-pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

/* Ensure logo visibility on purple background */
.bg-dark.top-nav .brand-logo-link,
.navbar.navbar-expand-xl.navbar-dark .brand-logo-link,
.nav-outer.bg-nav .brand-logo-link,
.navbar-md .brand-logo-link {
    filter: brightness(1.2) contrast(1.2);
}

/* Logo in hero section */
.hero-section .logo-large img {
    max-width: 200px;
    height: auto;
    filter: brightness(1.1) contrast(1.1);
    transition: all 0.3s ease;
    animation: logo-pulse 2s ease-in-out infinite;
}

.hero-section .logo-large img:hover {
    transform: scale(1.05);
    filter: brightness(1.2) contrast(1.2);
    animation-play-state: paused;
}

/* Logo in about-us page */
.story-illustration .logo-large img {
    max-width: 250px;
    height: auto;
    filter: brightness(1.1) contrast(1.1);
    transition: all 0.3s ease;
    animation: logo-pulse 2s ease-in-out infinite;
}

.story-illustration .logo-large img:hover {
    transform: scale(1.05);
    filter: brightness(1.2) contrast(1.2);
    animation-play-state: paused;
}

/* Mobile logo adjustments */
@media (max-width: 768px) {
    .brand-logo-link {
        max-height: 40px;
    }
    
    .hero-section .logo-large img {
        max-width: 150px;
    }
    
    .story-illustration .logo-large img {
        max-width: 200px;
    }
}

/* High contrast mode for better visibility */
@media (prefers-contrast: high) {
    .brand-logo-link {
        filter: brightness(1.5) contrast(1.5);
    }
    
    .hero-section .logo-large img {
        filter: brightness(1.3) contrast(1.3);
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .company-logo,
    .brand-logo-link,
    .hero-section .logo-large img {
        transition: none;
    }
    
    .company-logo:hover,
    .brand-logo-link:hover,
    .hero-section .logo-large img:hover {
        transform: none;
    }
}

/* Logo fallback for missing images */
.brand-logo-link:not([src]),
.brand-logo-link[src=""],
.brand-logo-link[src*="undefined"] {
    content: "DentalOwl";
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.9);
    color: #8B5CF6;
    font-weight: bold;
    font-size: 1.2rem;
    padding: 8px 16px;
    border-radius: 8px;
    text-decoration: none;
    min-width: 120px;
    min-height: 40px;
}

/* Logo loading state */
.brand-logo-link[data-src] {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: logo-loading 1.5s infinite;
}

@keyframes logo-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Logo visibility on different backgrounds */
.bg-primary .brand-logo-link,
.bg-gradient-primary .brand-logo-link {
    filter: brightness(1.2) contrast(1.2);
}

.bg-dark .brand-logo-link,
.bg-light .brand-logo-link {
    filter: brightness(1.1) contrast(1.1);
}

/* Ensure logo is always visible */
.brand-logo-link {
    opacity: 1 !important;
    visibility: visible !important;
    display: block !important;
}