/* Performance Optimizations */
* {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Custom Utilities */
.text-shadow {
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Hide Scrollbar */
.hide-scrollbar {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

.hide-scrollbar::-webkit-scrollbar {
    display: none;
}

/* Custom Scrollbar - Minimal */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* Custom Scrollbar */
.custom-scrollbar::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.custom-scrollbar::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

.custom-scrollbar::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #3b82f6, #06b6d4);
    border-radius: 4px;
}

.custom-scrollbar::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, #2563eb, #0891b2);
}

/* Glassmorphism */
.glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Gradient Text */
.gradient-text {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Animations */
@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

.animate-slide-in-up {
    animation: slideInUp 0.6s ease-out;
}

.animate-fade-in {
    animation: fadeIn 0.8s ease-out;
}

/* Card Hover Effects */
.card-hover {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-hover:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* Focus Visible for Accessibility */
:focus-visible {
    outline: 2px solid #1E40AF;
    outline-offset: 2px;
}

.focus-visible:focus-visible {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
}

/* Image Optimization */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Lazy Loading Placeholder */
img[loading="lazy"] {
    background: #f3f4f6;
}

:focus-visible {
    outline: 2px solid #1E40AF;
    outline-offset: 2px;
}

/* Reduce Motion for Accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Print Styles */
@media print {
    nav, footer, .no-print {
        display: none !important;
    }
}