/* Hero gradient background */
.hero-gradient-bg {
    background: linear-gradient(135deg, #1c1c1f 0%, #27272a 30%, #3f3f46 60%, #52525b 100%);
}

/* Hero blob animations */
@keyframes float-slow {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, -20px) scale(1.05); }
}
@keyframes float-medium {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-20px, 30px) scale(1.08); }
}
@keyframes float-fast {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(15px, 15px) scale(1.03); }
}
.hero-blob-1 { animation: float-slow 8s ease-in-out infinite; }
.hero-blob-2 { animation: float-medium 6s ease-in-out infinite; }
.hero-blob-3 { animation: float-fast 10s ease-in-out infinite; }

/* Scroll indicator animation */
@keyframes fade-scroll {
    0%, 100% { opacity: 0.4; transform: translateY(0); }
    50% { opacity: 1; transform: translateY(6px); }
}
.hero-scroll-indicator { animation: fade-scroll 2s ease-in-out infinite; }

/* Reveal animations (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);
    }
    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
}

/* Navbar scroll state */
.nav-scrolled {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.08);
}

/* Hero entrance animations */
@keyframes hero-badge-in {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes hero-title-in {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes hero-subtitle-in {
    from { opacity: 0; transform: translateY(15px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes hero-cta-in {
    from { opacity: 0; transform: translateY(15px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes hero-stats-in {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero-badge { animation: hero-badge-in 0.6s cubic-bezier(0.16, 1, 0.3, 1) both; }
.hero-title { animation: hero-title-in 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.1s both; }
.hero-subtitle { animation: hero-subtitle-in 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.2s both; }
.hero-cta { animation: hero-cta-in 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.3s both; }
.hero-stats { animation: hero-stats-in 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.4s both; }

/* Service card hover glow */
.service-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 1rem;
    opacity: 0;
    transition: opacity 0.3s;
    background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(255, 107, 74, 0.06), transparent 60%);
    pointer-events: none;
}
.service-card { position: relative; }

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

/* Custom scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #f6f6f7; }
::-webkit-scrollbar-thumb { background: #c7c7cc; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #a1a1aa; }

/* Input autofill styling */
input:-webkit-autofill,
textarea:-webkit-autofill {
    -webkit-box-shadow: 0 0 0 30px #f6f6f7 inset !important;
    -webkit-text-fill-color: #27272a !important;
}
</style>
<sm-file path="script.js">
(function () {
    'use strict';

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

    function handleNavbarScroll() {
        const currentScroll = window.pageYOffset;
        if (currentScroll > 50) {
            navbar.classList.add('nav-scrolled');
        } else {
            navbar.classList.remove('nav-scrolled');
        }
        lastScroll = currentScroll;
    }

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

    // --- Mobile menu toggle ---
    const menuToggle = document.getElementById('menu-toggle');
    const mobileMenu = document.getElementById('mobile-menu');
    const menuIconOpen = document.getElementById('menu-icon-open');
    const menuIconClose = document.getElementById('menu-icon-close');
    const mobileNavLinks = document.querySelectorAll('.mobile-nav-link');

    function toggleMenu() {
        const isOpen = !mobileMenu.classList.contains('hidden');
        mobileMenu.classList.toggle('hidden');
        menuIconOpen.classList.toggle('hidden');
        menuIconClose.classList.toggle('hidden');
    }

    menuToggle.addEventListener('click', toggleMenu);

    mobileNavLinks.forEach(function (link) {
        link.addEventListener('click', function () {
            if (!mobileMenu.classList.contains('hidden')) {
                toggleMenu();
            }
        });
    });

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

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

        const revealObserver = new IntersectionObserver(function (entries) {
            entries.forEach(function (entry) {
                if (entry.isIntersecting) {
                    entry.target.classList.add('revealed');
                    revealObserver.unobserve(entry.target);
                }
            });
        }, {
            threshold: 0.1,
            rootMargin: '0px 0px -50px 0px'
        });

        revealElements.forEach(function (el) {
            revealObserver.observe(el);
        });
    } else {
        // If JS is disabled or reduced motion is preferred, ensure all content is visible
        document.querySelectorAll('.reveal').forEach(function (el) {
            el.classList.add('revealed');
        });
    }

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

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

            // Simulate form submission
            const submitBtn = contactForm.querySelector('button[type="submit"]');
            const originalText = submitBtn.textContent;
            submitBtn.textContent = 'Sending...';
            submitBtn.disabled = true;

            setTimeout(function () {
                contactForm.reset();
                formSuccess.classList.remove('hidden');
                submitBtn.textContent = originalText;
                submitBtn.disabled = false;

                setTimeout(function () {
                    formSuccess.classList.add('hidden');
                }, 5000);
            }, 800);
        });
    }

    // --- Smooth scroll for anchor links ---
    document.querySelectorAll('a[href^="#"]').forEach(function (anchor) {
        anchor.addEventListener('click', function (e) {
            e.preventDefault();
            const targetId = this.getAttribute('href');
            if (targetId === '#') return;

            const targetElement = document.querySelector(targetId);
            if (targetElement) {
                const navHeight = navbar.offsetHeight;
                const targetPosition = targetElement.getBoundingClientRect().top + window.pageYOffset - navHeight - 20;

                window.scrollTo({
                    top: targetPosition,
                    behavior: 'smooth'
                });
            }
        });
    });

    // --- Active nav link highlighting ---
    const sections = document.querySelectorAll('section[id]');
    const navLinks = document.querySelectorAll('.nav-link');

    function highlightNavLink() {
        const scrollY = window.pageYOffset;

        sections.forEach(function (section) {
            const sectionTop = section.offsetTop - 120;
            const sectionHeight = section.offsetHeight;
            const sectionId = section.getAttribute('id');

            if (scrollY >= sectionTop && scrollY < sectionTop + sectionHeight) {
                navLinks.forEach(function (link) {
                    link.classList.remove('text-coral-600', 'bg-coral-50');
                    if (link.getAttribute('href') === '#' + sectionId) {
                        link.classList.add('text-coral-600', 'bg-coral-50');
                    }
                });
            }
        });
    }

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