(function() {
  'use strict';

  // Mobile Navigation Toggle
  const navToggle = document.querySelector('.nav__toggle');
  const navMenu = document.querySelector('.nav__menu');

  if (navToggle && navMenu) {
    navToggle.addEventListener('click', function() {
      const isOpen = navMenu.classList.toggle('is-open');
      navToggle.classList.toggle('is-open');
      navToggle.setAttribute('aria-expanded', isOpen);
    });

    // Close menu when clicking a link
    navMenu.querySelectorAll('a').forEach(function(link) {
      link.addEventListener('click', function() {
        navMenu.classList.remove('is-open');
        navToggle.classList.remove('is-open');
        navToggle.setAttribute('aria-expanded', 'false');
      });
    });

    // Close menu on escape key
    document.addEventListener('keydown', function(e) {
      if (e.key === 'Escape' && navMenu.classList.contains('is-open')) {
        navMenu.classList.remove('is-open');
        navToggle.classList.remove('is-open');
        navToggle.setAttribute('aria-expanded', 'false');
        navToggle.focus();
      }
    });
  }

  // Reveal on Scroll
  const prefersReducedMotion = window.matchMedia('(prefers-reduced-motion: reduce)').matches;

  if (!prefersReducedMotion) {
    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 reduced motion is preferred, reveal all elements immediately
    document.querySelectorAll('.reveal').forEach(function(el) {
      el.classList.add('revealed');
    });
  }

  // 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();
        target.scrollIntoView({
          behavior: prefersReducedMotion ? 'auto' : 'smooth',
          block: 'start'
        });
        // Set focus to target for accessibility
        target.setAttribute('tabindex', '-1');
        target.focus({ preventScroll: true });
      }
    });
  });

  // Form submission handling
  const bookingForm = document.querySelector('.booking__form');
  if (bookingForm) {
    bookingForm.addEventListener('submit', function(e) {
      e.preventDefault();
      
      // Get form data
      const formData = new FormData(this);
      const data = Object.fromEntries(formData.entries());
      
      // Simple validation
      const requiredFields = ['name', 'phone', 'service', 'date', 'time'];
      const missingFields = requiredFields.filter(function(field) {
        return !data[field];
      });
      
      if (missingFields.length > 0) {
        const firstMissing = bookingForm.querySelector('[name="' + missingFields[0] + '"]');
        if (firstMissing) {
          firstMissing.focus();
          firstMissing.reportValidity();
        }
        return;
      }
      
      // Simulate submission
      const submitBtn = this.querySelector('button[type="submit"]');
      const originalText = submitBtn.textContent;
      submitBtn.textContent = 'שולח...';
      submitBtn.disabled = true;
      
      setTimeout(function() {
        alert('תודה! הבקשה שלך התקבלה. ניצור איתך קשר בהקדם לאישור התור.');
        bookingForm.reset();
        submitBtn.textContent = originalText;
        submitBtn.disabled = false;
      }, 1500);
    });
  }

  // Set minimum date to today for date input
  const dateInput = document.querySelector('input[type="date"]');
  if (dateInput) {
    const today = new Date().toISOString().split('T')[0];
    dateInput.setAttribute('min', today);
  }

  // Add scroll-based nav background
  const nav = document.querySelector('.nav');
  let ticking = false;
  
  window.addEventListener('scroll', function() {
    if (!ticking) {
      window.requestAnimationFrame(function() {
        const currentScroll = window.pageYOffset;
        
        if (currentScroll > 100) {
          nav.style.background = 'rgba(13, 13, 13, 0.98)';
        } else {
          nav.style.background = 'rgba(13, 13, 13, 0.9)';
        }
        
        ticking = false;
      });
      ticking = true;
    }
  }, { passive: true });

  // Update copyright year
  const yearSpan = document.getElementById('current-year');
  if (yearSpan) {
    yearSpan.textContent = new Date().getFullYear();
  }

})();