/* Base & Reset */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    margin: 0;
    overflow-x: hidden;
}

/* Selection */
::selection {
    background: rgba(124, 58, 237, 0.15);
    color: #581c87;
}

/* Smooth scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: #fafaf5;
}
::-webkit-scrollbar-thumb {
    background: #d8b4fe;
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: #a855f7;
}

/* Hero animation */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-up {
    animation: fadeUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Scroll reveal (progressive enhancement) */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
}

/* Mobile menu animations */
#mobile-menu.open {
    opacity: 1;
    pointer-events: all;
}

#mobile-menu.closed {
    opacity: 0;
    pointer-events: none;
}

/* Navbar glass effect */
.nav-scrolled {
    background: rgba(250, 250, 245, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(124, 58, 237, 0.06);
}

/* Input autofill override */
input:-webkit-autofill,
textarea:-webkit-autofill {
    -webkit-box-shadow: 0 0 0 30px rgba(255,255,255,0.05) inset !important;
    -webkit-text-fill-color: #f5f5f4 !important;
}

/* Focus visible */
:focus-visible {
    outline: 2px solid #fbbf24;
    outline-offset: 2px;
}

/* Image loading placeholder */
img {
    background-color: #f5f5f4;
}