/* ============================================================
   IDE CONSULTORES – SCRIPTS GLOBALES
   ============================================================ */

/* ── THEME TOGGLE ──────────────────────────────────────────── */
(function () {
  const stored = localStorage.getItem('ide-theme') || 'light';
  document.documentElement.setAttribute('data-theme', stored);
})();

function initThemeToggle() {
  const btn = document.querySelector('.theme-toggle');
  if (!btn) return;

  function updateBtn() {
    const isDark = document.documentElement.getAttribute('data-theme') === 'dark';
    btn.textContent = isDark ? '☀ Claro' : '☾ Oscuro';
  }

  updateBtn();

  btn.addEventListener('click', () => {
    const current = document.documentElement.getAttribute('data-theme');
    const next = current === 'dark' ? 'light' : 'dark';
    document.documentElement.setAttribute('data-theme', next);
    localStorage.setItem('ide-theme', next);
    updateBtn();
  });
}

/* ── HAMBURGER MENU ─────────────────────────────────────────── */
function initHamburger() {
  const btn  = document.querySelector('.hamburger');
  const menu = document.querySelector('.mobile-menu');
  if (!btn || !menu) return;

  btn.addEventListener('click', () => {
    menu.classList.toggle('open');
  });

  document.addEventListener('click', (e) => {
    if (!btn.contains(e.target) && !menu.contains(e.target)) {
      menu.classList.remove('open');
    }
  });
}

/* ── ACTIVE NAV LINK ─────────────────────────────────────────── */
function initActiveNav() {
  const path = window.location.pathname.split('/').pop() || 'index.html';
  document.querySelectorAll('.navbar__links a, .mobile-menu a').forEach(a => {
    const href = a.getAttribute('href');
    if (href === path) a.classList.add('active');
  });
}

/* ── SCROLL FADE-IN ─────────────────────────────────────────── */
function initFadeIn() {
  const els = document.querySelectorAll('.fade-in');
  if (!els.length) return;

  const obs = new IntersectionObserver((entries) => {
    entries.forEach(e => {
      if (e.isIntersecting) { e.target.classList.add('visible'); obs.unobserve(e.target); }
    });
  }, { threshold: 0.12 });

  els.forEach(el => obs.observe(el));
}

/* ── MODAL ────────────────────────────────────────────────────── */
function openModal(id) {
  const overlay = document.getElementById(id);
  if (!overlay) return;
  overlay.classList.add('open');
  document.body.style.overflow = 'hidden';
}

function closeModal(id) {
  const overlay = document.getElementById(id);
  if (!overlay) return;
  overlay.classList.remove('open');
  document.body.style.overflow = '';
}

function initModals() {
  // Close on overlay click
  document.querySelectorAll('.modal-overlay').forEach(overlay => {
    overlay.addEventListener('click', (e) => {
      if (e.target === overlay) closeModal(overlay.id);
    });
  });
  // Close buttons
  document.querySelectorAll('.modal__close').forEach(btn => {
    btn.addEventListener('click', () => {
      const overlay = btn.closest('.modal-overlay');
      if (overlay) closeModal(overlay.id);
    });
  });
  // Escape key
  document.addEventListener('keydown', (e) => {
    if (e.key === 'Escape') {
      document.querySelectorAll('.modal-overlay.open').forEach(o => closeModal(o.id));
    }
  });
}

/* ── CONTACT FORM ─────────────────────────────────────────────── */
function initContactForm() {
  const form = document.querySelector('.contact-form');
  if (!form) return;

  form.addEventListener('submit', (e) => {
    e.preventDefault();
    const btn = form.querySelector('[type="submit"]');
    const original = btn.textContent;
    btn.textContent = '✓ ¡Enviado!';
    btn.disabled = true;
    btn.style.background = '#1E9A7F';
    setTimeout(() => {
      btn.textContent = original;
      btn.disabled = false;
      btn.style.background = '';
      form.reset();
    }, 3000);
  });
}

/* ── ACCORDION / DESAFÍOS ─────────────────────────────────────── */
function initAccordion() {
  document.querySelectorAll('.accordion-trigger').forEach(trigger => {
    trigger.addEventListener('click', () => {
      const panel = trigger.nextElementSibling;
      const isOpen = panel.classList.contains('open');

      // Close all
      document.querySelectorAll('.accordion-panel').forEach(p => p.classList.remove('open'));
      document.querySelectorAll('.accordion-trigger').forEach(t => t.classList.remove('open'));

      if (!isOpen) {
        panel.classList.add('open');
        trigger.classList.add('open');
      }
    });
  });
}

/* ── FILTER TABS ──────────────────────────────────────────────── */
function initFilterTabs() {
  document.querySelectorAll('.filter-tab').forEach(tab => {
    tab.addEventListener('click', () => {
      const group = tab.closest('.filter-tabs');
      group.querySelectorAll('.filter-tab').forEach(t => t.classList.remove('active'));
      tab.classList.add('active');

      const filter = tab.dataset.filter;
      document.querySelectorAll('.filterable').forEach(item => {
        if (filter === 'all' || item.dataset.cat === filter) {
          item.style.display = '';
        } else {
          item.style.display = 'none';
        }
      });
    });
  });
}

/* ── INIT ─────────────────────────────────────────────────────── */
document.addEventListener('DOMContentLoaded', () => {
  initThemeToggle();
  initHamburger();
  initActiveNav();
  initFadeIn();
  initModals();
  initContactForm();
  initAccordion();
  initFilterTabs();
});