/* Custom Styles for Mascha Livanskaia Portfolio */
:root {
    --bg-primary: #fbfaf8;
    --text-primary: #1a1a1a;
    --accent-color: #7d7d7d;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    selection-background: #000;
    selection-color: #fff;
}

.serif {
    font-family: 'Playfair Display', serif;
}

/* Smooth Image Loading */
.art-image {
    transition: filter 0.5s ease, transform 0.7s ease;
    filter: grayscale(20%);
}

.art-image:hover {
    filter: grayscale(0%);
    transform: scale(1.02);
}

/* Animations */
@keyframes fade-in {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slide-up {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse-slow {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.animate-fade-in {
    animation: fade-in 1s ease-out forwards;
    opacity: 0;
}

.animate-slide-up {
    animation: slide-up 1.2s ease-out forwards;
    opacity: 0;
}

.animate-pulse-slow {
    animation: pulse-slow 3s ease-in-out infinite;
}

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

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #f5f5f5;
}
::-webkit-scrollbar-thumb {
    background: #999;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #666;
}

/* Navbar Scroll Effect */
nav.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-blur: 12px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

/* Mobile Menu */
.mobile-menu-link {
    font-size: 1.5rem;
    transition: all 0.3s ease;
}

.mobile-menu-link:hover {
    color: #4a4a4a;
    transform: translateX(10px);
}

/* Responsive Typography */
@media (max-width: 768px) {
    h1 {
        font-size: 3.5rem !important;
    }
    
    h2 {
        font-size: 2.5rem !important;
    }
}

/* Loading State */
#hero-image {
    animation: fadeIn 1.5s ease-in;
}

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

/* Focus States for Accessibility */
a:focus-visible,
button:focus-visible {
    outline: 2px solid black;
    outline-offset: 2px;
}

/* Form Styles */
#order-form input,
#order-form textarea,
#order-form select {
    transition: all 0.3s ease;
}

#order-form input:focus,
#order-form textarea:focus,
#order-form select:focus {
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.1);
}

#file-drop-zone {
    transition: all 0.3s ease;
}

#file-drop-zone:hover {
    border-color: #000;
    background-color: #f9f9f9;
}

#file-preview img {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

#file-preview img:hover {
    transform: scale(1.05);
}

/* Loading State */
#order-form button[type="submit"]:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}