/* Custom styles — extends Tailwind */

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Navbar scroll state */
#navbar.scrolled {
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.3);
}

/* Mobile menu animations */
#mobile-menu.open .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}
#mobile-menu.open .menu-line:nth-child(2) {
    opacity: 0;
}
#mobile-menu.open .menu-line:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
    width: 1.25rem;
}
#mobile-menu.open {
    animation: slideDown 0.3s ease forwards;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Service card hover lift */
.service-card {
    transform: translateY(0);
}
.service-card:hover {
    transform: translateY(-4px);
}

/* Testimonial card hover */
.testimonial-card {
    transform: translateY(0);
}
.testimonial-card:hover {
    transform: translateY(-4px);
}

/* Scroll reveal (progressive enhancement) */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }
    .reveal.visible {
        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; }
    .reveal-delay-4 { transition-delay: 0.4s; }
    .reveal-delay-5 { transition-delay: 0.5s; }
}

/* Gold text fix for about section */
.text-gold-440 {
    color: #c8a25e;
}

/* Subtle pattern overlay for hero */
.hero-pattern {
    background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,0.03) 1px, transparent 0);
    background-size: 40px 40px;
}
</script>

<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 > 60) {
            navbar.classList.add('scrolled');
        } else {
            navbar.classList.remove('scrolled');
        }
        lastScroll = currentScroll;
    }

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

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

    menuToggle.addEventListener('click', function () {
        mobileMenu.classList.toggle('open');
        menuToggle.classList.toggle('open');
    });

    mobileLinks.forEach(function (link) {
        link.addEventListener('click', function () {
            mobileMenu.classList.remove('open');
            menuToggle.classList.remove('open');
        });
    });

    // ---- Scroll reveal (progressive enhancement) ----
    const prefersReducedMotion = window.matchMedia('(prefers-reduced-motion: reduce)').matches;

    if (!prefersReducedMotion && 'IntersectionObserver' in window) {
        const revealElements = document.querySelectorAll('.reveal');

        if (revealElements.length > 0) {
            // Apply hidden state via JS only (progressive enhancement)
            revealElements.forEach(function (el) {
                el.classList.add('reveal');
            });

            const observer = new IntersectionObserver(function (entries) {
                entries.forEach(function (entry) {
                    if (entry.isIntersecting) {
                        entry.target.classList.add('visible');
                        observer.unobserve(entry.target);
                    }
                });
            }, {
                threshold: 0.1,
                rootMargin: '0px 0px -40px 0px'
            });

            revealElements.forEach(function (el) {
                observer.observe(el);
            });
        }
    }

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

    if (form) {
        form.addEventListener('submit', function (e) {
            e.preventDefault();

            // Simple validation
            const required = form.querySelectorAll('[required]');
            let valid = true;
            required.forEach(function (input) {
                if (!input.value.trim()) {
                    valid = false;
                    input.classList.add('border-red-400');
                } else {
                    input.classList.remove('border-red-400');
                }
            });

            if (!valid) return;

            // Show success
            form.style.display = 'none';
            formSuccess.classList.remove('hidden');
        });
    }

    // ---- Active nav link on scroll ----
    const sections = document.querySelectorAll('section[id]');
    const navLinks = document.querySelectorAll('nav a[href^="#"]');

    function updateActiveLink() {
        const scrollPos = window.pageYOffset + 200;

        sections.forEach(function (section) {
            const top = section.offsetTop;
            const height = section.offsetHeight;
            const id = section.getAttribute('id');

            if (scrollPos >= top && scrollPos < top + height) {
                navLinks.forEach(function (link) {
                    link.classList.remove('text-gold-400');
                    if (link.getAttribute('href') === '#' + id) {
                        link.classList.add('text-gold-400');
                    }
                });
            }
        });
    }

    window.addEventListener('scroll', updateActiveLink, { passive: true });
})();
</script>