/* Base & Utilities */
html {
    scroll-behavior: smooth;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #f5f0f7;
}
::-webkit-scrollbar-thumb {
    background: #d6c4e0;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #ba9fc8;
}

/* Selection */
::selection {
    background: #5B3A70;
    color: white;
}

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

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

@keyframes slideUpDelay {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideUpDelay2 {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.animate-slide-up {
    animation: slideUp 0.8s ease-out 0.2s both;
}

.animate-slide-up-delay {
    animation: slideUpDelay 0.8s ease-out 0.4s both;
}

.animate-slide-up-delay-2 {
    animation: slideUpDelay2 0.8s ease-out 0.6s both;
}

/* Scroll reveal */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Nav active state */
.nav-link.active {
    color: #5B3A70;
}

/* Mobile menu transitions */
#mobile-menu {
    transition: max-height 0.4s ease, opacity 0.3s ease;
}

#mobile-menu.hidden {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
}

#mobile-menu:not(.hidden) {
    max-height: 400px;
    opacity: 1;
}

/* Navbar scroll state */
.nav-scrolled {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(91, 58, 112, 0.08);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    html {
        scroll-behavior: auto;
    }
    .reveal {
        opacity: 1;
        transform: none;
    }
}

/* Responsive adjustments */
@media (max-width: 640px) {
    .font-serif {
        font-size: 2.25rem;
    }
    
    section {
        padding-left: 1.25rem;
        padding-right: 1.25rem;
    }
}

@media (min-width: 641px) and (max-width: 768px) {
    .font-serif {
        font-size: 3rem;
    }
}

@media (min-width: 1024px) {
    .font-serif {
        font-size: 3.75rem;
    }
}