// Smooth scrolling for navigation links
document.querySelectorAll('a[href^="#"]').forEach(anchor => {
    anchor.addEventListener('click', function (e) {
        e.preventDefault();
        const target = document.querySelector(this.getAttribute('href'));
        if (target) {
            target.scrollIntoView({
                behavior: 'smooth',
                block: 'start'
            });
        }
    });
});

// Mobile menu toggle
const hamburger = document.querySelector('.hamburger');
const navMenu = document.querySelector('.nav-menu');

if (hamburger && navMenu) {
    hamburger.addEventListener('click', () => {
        hamburger.classList.toggle('active');
        navMenu.classList.toggle('active');
    });

    // Close mobile menu when clicking on a link
    document.querySelectorAll('.nav-link').forEach(n => n.addEventListener('click', () => {
        hamburger.classList.remove('active');
        navMenu.classList.remove('active');
    }));
}

// Navbar background on scroll
window.addEventListener('scroll', () => {
    const navbar = document.querySelector('.navbar');
    if (window.scrollY > 50) {
        navbar.style.background = 'rgba(255, 255, 255, 0.98)';
    } else {
        navbar.style.background = 'rgba(255, 255, 255, 0.95)';
    }
});

// User profile dropdown simulation
const userProfile = document.querySelector('.user-profile');
if (userProfile) {
    userProfile.addEventListener('click', () => {
        alert('User menu would open here with options like:\n• Profile Settings\n• Account Preferences\n• Logout');
    });
}

// Notification icon click
const notificationIcon = document.querySelector('.notification-icon');
if (notificationIcon) {
    notificationIcon.addEventListener('click', () => {
        alert('Notifications:\n• Sarah completed "UI Design"\n• New comment on "Backend API"\n• Project deadline approaching');
    });
}

// Project card interactions
document.querySelectorAll('.project-card').forEach(card => {
    card.addEventListener('click', () => {
        const projectName = card.querySelector('h3').textContent;
        alert(`Opening project: ${projectName}\n\nThis would navigate to the detailed project view.`);
    });
});

// Team member interactions
document.querySelectorAll('.team-member').forEach(member => {
    member.addEventListener('click', () => {
        const memberName = member.querySelector('h3').textContent;
        alert(`Opening profile for: ${memberName}\n\nThis would show detailed team member information.`);
    });
});

// Button click handlers
document.querySelectorAll('.btn').forEach(btn => {
    btn.addEventListener('click', (e) => {
        const buttonText = btn.textContent;

        if (buttonText.includes('Create') || buttonText.includes('New')) {
            e.stopPropagation();
            alert(`${buttonText} functionality would open here.\n\nThis would typically open a modal or navigate to a creation form.`);
        } else if (buttonText.includes('View')) {
            e.stopPropagation();
            alert(`${buttonText} functionality would open here.\n\nThis would navigate to a detailed view or listing page.`);
        }
    });
});

// Intersection Observer for animations
const observerOptions = {
    threshold: 0.1,
    rootMargin: '0px 0px -50px 0px'
};

const observer = new IntersectionObserver((entries) => {
    entries.forEach(entry => {
        if (entry.isIntersecting) {
            entry.target.style.opacity = '1';
            entry.target.style.transform = 'translateY(0)';
        }
    });
}, observerOptions);

// Observe elements for animation
document.querySelectorAll('.project-card, .team-member, .report-card, .stat-card').forEach(el => {
    el.style.opacity = '0';
    el.style.transform = 'translateY(30px)';
    el.style.transition = 'opacity 0.6s ease, transform 0.6s ease';
    observer.observe(el);
});

// Hero section fade-in animation
window.addEventListener('load', () => {
    const heroTitle = document.querySelector('.hero-title');
    const heroSubtitle = document.querySelector('.hero-subtitle');
    const quickStats = document.querySelector('.quick-stats');
    const heroButtons = document.querySelector('.hero-buttons');

    [heroTitle, heroSubtitle, quickStats, heroButtons].forEach((element, index) => {
        if (element) {
            element.style.opacity = '0';
            element.style.transform = 'translateY(30px)';
            element.style.transition = 'opacity 0.8s ease, transform 0.8s ease';

            setTimeout(() => {
                element.style.opacity = '1';
                element.style.transform = 'translateY(0)';
            }, 300 + (index * 200));
        }
    });
});

// Simulate real-time updates
setInterval(() => {
    const activityItems = document.querySelectorAll('.activity-item');
    if (activityItems.length > 0) {
        const randomItem = activityItems[Math.floor(Math.random() * activityItems.length)];
        randomItem.style.background = '#f0f9ff';
        setTimeout(() => {
            randomItem.style.background = 'transparent';
        }, 2000);
    }
}, 10000);

// Add mobile menu styles dynamically
const style = document.createElement('style');
style.textContent = `
    @media (max-width: 768px) {
        .nav-menu.active {
            display: flex;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background: white;
            flex-direction: column;
            padding: 1rem 2rem;
            box-shadow: var(--shadow);
            border-top: 1px solid var(--border);
        }

        .hamburger.active span:nth-child(1) {
            transform: rotate(-45deg) translate(-5px, 6px);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: rotate(45deg) translate(-5px, -6px);
        }
    }
`;
document.head.appendChild(style);