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

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

    body {
        overflow-x: hidden;
    }

    ::selection {
        background-color: rgba(86, 115, 79, 0.2);
        color: #1a2e1e;
    }

    input:focus, textarea:focus, select:focus {
        box-shadow: 0 0 0 1px currentColor;
    }

    /* Scroll reveal base — progressive enhancement via JS */
    .reveal {
        opacity: 1;
        transform: translateY(0);
        transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    }

    @media (prefers-reduced-motion: no-preference) {
        .reveal {
            opacity: 0;
            transform: translateY(24px);
        }
        .reveal.revealed {
            opacity: 1;
            transform: translateY(0);
        }
        .reveal-delay-1 { transition-delay: 0.1s; }
        .reveal-delay-2 { transition-delay: 0.2s; }
        .reveal-delay-3 { transition-delay: 0.3s; }
    }

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

    #mobile-menu:not(.open) {
        pointer-events: none;
    }

    /* Header scroll state */
    #header.scrolled {
        box-shadow: 0 1px 0 rgba(28, 58, 40, 0.08);
    }

    /* Custom scrollbar */
    ::-webkit-scrollbar {
        width: 6px;
    }
    ::-webkit-scrollbar-track {
        background: #faf9f6;
    }
    ::-webkit-scrollbar-thumb {
        background: #c7d4c1;
        border-radius: 3px;
    }
    ::-webkit-scrollbar-thumb:hover {
        background: #9db595;
    }

    /* Form select arrow */
    select {
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%239db595' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
        background-repeat: no-repeat;
        background-position: right 1rem center;
        -webkit-appearance: none;
        -moz-appearance: none;
        appearance: none;
    }