*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    overflow-x: hidden;
}

/* Scroll reveal animations — progressive enhancement, only applies when JS runs */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
    }

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

    .reveal:nth-child(2) { transition-delay: 0.1s; }
    .reveal:nth-child(3) { transition-delay: 0.2s; }
    .reveal:nth-child(4) { transition-delay: 0.3s; }
}

/* Mobile menu */
#mobile-menu.menu-open {
    display: block;
    animation: slideDown 0.3s ease;
}

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

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

::-webkit-scrollbar-track {
    background: #1a1a1a;
}

::-webkit-scrollbar-thumb {
    background: #FF6B4A;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #FF8566;
}

/* Selection color */
::selection {
    background: #FF6B4A;
    color: white;
}

/* Focus styles */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid #FF6B4A;
    outline-offset: 2px;
}

/* Image optimization */
img {
    max-width: 100%;
    height: auto;
}