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

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

body {
    background-color: #0f1012;
    color: #f2e8e5;
}

/* Selection */
::selection {
    background-color: rgba(251, 191, 36, 0.3);
    color: #f2e8e5;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0f1012;
}
::-webkit-scrollbar-thumb {
    background: #7a5f52;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #d4a373;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in-up {
    animation-name: fadeInUp;
    animation-duration: 0.8s;
    animation-timing-function: cubic-bezier(0.16, 1, 0.3, 1);
    animation-fill-mode: both;
}

/* Scroll Reveal - Progressive Enhancement */
.reveal-on-scroll {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

@media (prefers-reduced-motion: no-preference) {
    .reveal-on-scroll {
        opacity: 0;
        transform: translateY(40px);
    }
    .reveal-on-scroll.is-visible {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mobile Menu Transitions */
#mobile-menu {
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

#mobile-menu.open {
    transform: translateX(0);
}

#mobile-menu.closed {
    transform: translateX(100%);
}

/* Navbar Scroll State */
#navbar.scrolled {
    box-shadow: 0 1px 0 rgba(212, 163, 115, 0.1);
}

/* Form Focus States */
input:focus,
select:focus,
textarea:focus {
    outline: none;
    box-shadow: 0 0 0 1px rgba(251, 191, 36, 0.3);
}

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

/* Image Loading */
img {
    loading: lazy;
    decoding: async;
}

/* Print Styles */
@media print {
    header, footer, #contact-form button {
        display: none;
    }
    body {
        background: white;
        color: black;
    }
}

/* Utility */
.glass {
    background: rgba(15, 16, 18, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}