/* Custom styles and overrides */

html {
    scroll-behavior: smooth;
}

/* Reveal animations — progressive enhancement, hidden by default for no-JS */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Navbar scroll state */
.nav-scrolled {
    background: rgba(13, 16, 13, 0.95) !important;
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(255,255,255,0.08);
}

/* Mobile menu link hover */
.mobile-link {
    position: relative;
}
.mobile-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: rgba(255,255,255,0.4);
    transition: width 0.2s ease;
}
.mobile-link:hover::after {
    width: 100%;
}

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

/* Selection color */
::selection {
    background: #4d7f4d;
    color: white;
}
</style>

<sm-file path="script.js">
(function () {
    'use strict';

    // Navbar scroll effect
    const navbar = document.getElementById('navbar');
    let lastScroll = 0;

    function handleScroll() {
        const currentScroll = window.pageYOffset;
        if (currentScroll > 60) {
            navbar.classList.add('nav-scrolled');
        } else {
            navbar.classList.remove('nav-scrolled');
        }
        lastScroll = currentScroll;
    }

    window.addEventListener('scroll', handleScroll, { passive: true });

    // Mobile menu toggle
    const menuBtn = document.getElementById('menuBtn');
    const mobileMenu = document.getElementById('mobileMenu');
    const mobileLinks = mobileMenu.querySelectorAll('a');

    menuBtn.addEventListener('click', function () {
        const isOpen = !mobileMenu.classList.contains('hidden');
        mobileMenu.classList.toggle('hidden');
        menuBtn.setAttribute('aria-expanded', !isOpen);
    });

    mobileLinks.forEach(function (link) {
        link.addEventListener('click', function () {
            mobileMenu.classList.add('hidden');
            menuBtn.setAttribute('aria-expanded', 'false');
        });
    });

    // Scroll reveal (progressive enhancement)
    if (window.matchMedia('(prefers-reduced-motion: no-preference)').matches) {
        const reveals = document.querySelectorAll('.reveal');

        function checkReveal() {
            const windowHeight = window.innerHeight;
            reveals.forEach(function (el) {
                const top = el.getBoundingClientRect().top;
                if (top < windowHeight - 60) {
                    el.classList.add('revealed');
                }
            });
        }

        window.addEventListener('scroll', checkReveal, { passive: true });
        checkReveal(); // Run on load
    }

    // Smooth scroll for anchor links
    document.querySelectorAll('a[href^="#"]').forEach(function (anchor) {
        anchor.addEventListener('click', function (e) {
            const target = document.querySelector(anchor.getAttribute('href'));
            if (target) {
                e.preventDefault();
                const offset = 80;
                const top = target.getBoundingClientRect().top + window.pageYOffset - offset;
                window.scrollTo({ top: top, behavior: 'smooth' });
            }
        });
    });
})();