:root {
        --color-midnight-900: #050D1E;
        --color-midnight-800: #0A1628;
        --color-midnight-700: #0F2140;
        --color-midnight-600: #142D58;
        --color-mint-500: #1AB880;
        --color-mint-400: #3FD4A0;
    }

    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

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

    body {
        font-family: 'Plus Jakarta Sans', sans-serif;
        background-color: var(--color-midnight-900);
        color: #ffffff;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }

    h1, h2, h3, h4 {
        font-family: 'Outfit', sans-serif;
    }

    /* Selection Color */
    ::selection {
        background-color: rgba(26, 184, 128, 0.3);
        color: #ffffff;
    }

    /* Scrollbar */
    ::-webkit-scrollbar {
        width: 8px;
    }
    ::-webkit-scrollbar-track {
        background: var(--color-midnight-900);
    }
    ::-webkit-scrollbar-thumb {
        background: var(--color-midnight-600);
        border-radius: 4px;
    }
    ::-webkit-scrollbar-thumb:hover {
        background: var(--color-mint-500);
    }

    /* Reveal Animation - Progressive Enhancement */
    @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.revealed {
            opacity: 1;
            transform: translateY(0);
        }
    }

    /* Fallback: content always visible */
    @media (prefers-reduced-motion: reduce) {
        .reveal {
            opacity: 1;
            transform: none;
        }
    }

    /* Mobile Menu Animations */
    .menu-line {
        display: block;
    }
    #menuBtn.active .menu-line:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    #menuBtn.active .menu-line:nth-child(2) {
        opacity: 0;
    }
    #menuBtn.active .menu-line:nth-child(3) {
        width: 24px;
        transform: rotate(-45deg) translate(5px, -5px);
    }

    /* Navbar Scroll State */
    #navbar.scrolled {
        background: rgba(5, 13, 30, 0.92);
        backdrop-filter: blur(20px);
        border-bottom: 1px solid rgba(20, 45, 88, 0.5);
        box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
    }

    /* Focus Styles */
    a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
        outline: 2px solid #3FD4A0;
        outline-offset: 2px;
        border-radius: 4px;
    }

    /* Smooth transitions for interactive elements */
    a, button {
        transition: all 0.2s ease;
    }

    /* Select arrow override for webkit */
    select option {
        background: #0A1628;
        color: #ffffff;
    }