/* 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;
}

/* Scroll Reveal Animations */
.scroll-reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

@media (prefers-reduced-motion: no-preference) {
    .scroll-reveal {
        opacity: 0;
        transform: translateY(30px);
    }
    
    .scroll-reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Navbar Scroll State */
.nav-scrolled {
    background: rgba(46, 19, 26, 0.95) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(176, 93, 114, 0.15);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

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

::-webkit-scrollbar-track {
    background: #2e131a;
}

::-webkit-scrollbar-thumb {
    background: #6b313f;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #9a485c;
}

/* Selection */
::selection {
    background: rgba(243, 168, 23, 0.3);
    color: #faf5f7;
}

/* Focus Styles */
:focus-visible {
    outline: 2px solid #f3a817;
    outline-offset: 2px;
}

/* Button Ripple Effect */
button, a {
    -webkit-tap-highlight-color: transparent;
}

/* Image Loading */
img {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

/* Prevent layout shift on images */
img {
    max-width: 100%;
    height: auto;
}

/* Smooth transitions for all interactive elements */
a, button {
    transition: all 0.3s ease;
}

/* Mobile menu animation */
#mobile-menu {
    transition: opacity 0.3s ease, pointer-events 0.3s ease;
}

#mobile-menu.open {
    opacity: 1;
    pointer-events: all;
}

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

/* Hero gradient animation */
@keyframes gradientShift {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

#hero {
    background-size: 200% 200%;
    animation: gradientShift 15s ease infinite;
}

/* Decorative shimmer for stars */
@keyframes shimmer {
    0% {
        opacity: 0.6;
    }
    50% {
        opacity: 1;
    }
    100% {
        opacity: 0.6;
    }
}

/* Reduced motion preferences */
@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;
    }
}