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

    html {
        scroll-behavior: smooth;
        scroll-padding-top: 80px;
    }

    body {
        overflow-x: hidden;
    }

    /* Scroll reveal animations */
    .reveal {
        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);
    }

    .reveal[data-reveal] {
        opacity: 0;
        transform: translateY(30px);
    }

    @media (prefers-reduced-motion: no-preference) {
        .reveal[data-reveal] {
            opacity: 0;
            transform: translateY(30px);
        }
    }

    /* Navbar transition */
    #navbar.scrolled {
        background: rgba(10, 15, 26, 0.92);
        backdrop-filter: blur(20px);
        border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
    }

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

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

    /* Hamburger animation */
    #menu-toggle.active .menu-line:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    #menu-toggle.active .menu-line:nth-child(2) {
        opacity: 0;
    }

    #menu-toggle.active .menu-line:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
        width: 20px;
    }

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

    ::-webkit-scrollbar-track {
        background: #0a0f1a;
    }

    ::-webkit-scrollbar-thumb {
        background: #3d0916;
        border-radius: 4px;
    }

    ::-webkit-scrollbar-thumb:hover {
        background: #b92447;
    }

    /* Selection color */
    ::selection {
        background: rgba(185, 36, 71, 0.4);
        color: white;
    }

    /* Focus styles */
    a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
        outline: 2px solid #f5a4b8;
        outline-offset: 2px;
    }

    /* Smooth image loading */
    img {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }