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

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Reveal animation — progressive enhancement, hidden by default 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);
}

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

/* Hero reveals — always visible, no JS needed */
.reveal {
    opacity: 1;
    transform: translateY(0);
}

/* Navbar scroll state */
#navbar.scrolled {
    background: rgba(250, 249, 246, 0.95);
    backdrop-filter: blur(10px);
    padding-top: 1rem;
    padding-bottom: 1rem;
    box-shadow: 0 1px 0 rgba(6, 78, 59, 0.08);
}

.nav-text {
    color: #FAF9F6;
    transition: color 0.3s ease;
}

#navbar.scrolled .nav-text {
    color: #064E3B;
}

.nav-link {
    color: rgba(250, 249, 246, 0.85);
}

#navbar.scrolled .nav-link {
    color: #064E3B;
}

.nav-link:hover {
    color: #10B981;
}

#navbar.scrolled .nav-link:hover {
    color: #065F46;
}

/* Mobile menu animations */
#menu-btn span:nth-child(1) {
    transform-origin: left center;
}

#menu-btn span:nth-child(3) {
    transform-origin: left center;
    width: 1.5rem;
}

#menu-btn.active span:nth-child(1) {
    transform: rotate(45deg);
}

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

#menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg);
    width: 1.5rem;
}

/* Smooth section transitions */
section {
    position: relative;
}

/* Selection color */
::selection {
    background: rgba(6, 95, 70, 0.15);
    color: #064E3B;
}
</style>

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

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

    function handleScroll() {
        const currentScroll = window.pageYOffset;
        if (currentScroll > 80) {
            navbar.classList.add('scrolled');
        } else {
            navbar.classList.remove('scrolled');
        }
        lastScroll = currentScroll;
    }

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

    // Mobile menu
    const menuBtn = document.getElementById('menu-btn');
    const mobileMenu = document.getElementById('mobile-menu');
    const mobileLinks = document.querySelectorAll('.mobile-link');
    let menuOpen = false;

    function toggleMenu() {
        menuOpen = !menuOpen;
        menuBtn.classList.toggle('active', menuOpen);
        
        if (menuOpen) {
            mobileMenu.classList.remove('opacity-0', 'pointer-events-none');
            mobileMenu.classList.add('opacity-100', 'pointer-events-auto');
            document.body.style.overflow = 'hidden';
        } else {
            mobileMenu.classList.add('opacity-0', 'pointer-events-none');
            mobileMenu.classList.remove('opacity-100', 'pointer-events-auto');
            document.body.style.overflow = '';
        }
    }

    menuBtn.addEventListener('click', toggleMenu);

    mobileLinks.forEach(function (link) {
        link.addEventListener('click', function () {
            if (menuOpen) toggleMenu();
        });
    });

    // Scroll reveal — progressive enhancement via JS only
    // Content is visible by default; JS adds the animation
    if (window.matchMedia('(prefers-reduced-motion: no-preference)').matches) {
        const reveals = document.querySelectorAll('.reveal');
        
        const observerOptions = {
            root: null,
            rootMargin: '0px 0px -80px 0px',
            threshold: 0.1
        };

        const revealObserver = new IntersectionObserver(function (entries) {
            entries.forEach(function (entry) {
                if (entry.isIntersecting) {
                    entry.target.classList.add('revealed');
                    revealObserver.unobserve(entry.target);
                }
            });
        }, observerOptions);

        reveals.forEach(function (el) {
            el.style.opacity = '0';
            el.style.transform = 'translateY(30px)';
            el.style.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)';
            revealObserver.observe(el);
        });
    }

    // Contact form
    const form = document.getElementById('contact-form');
    const successMsg = document.getElementById('form-success');

    if (form) {
        form.addEventListener('submit', function (e) {
            e.preventDefault();
            
            // Simulate form submission
            const btn = form.querySelector('button[type="submit"]');
            const originalText = btn.textContent;
            btn.textContent = 'Sending...';
            btn.disabled = true;

            setTimeout(function () {
                form.reset();
                successMsg.classList.remove('hidden');
                btn.textContent = originalText;
                btn.disabled = false;
                
                setTimeout(function () {
                    successMsg.classList.add('hidden');
                }, 5000);
            }, 1000);
        });
    }

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