document.addEventListener("DOMContentLoaded", function () {

  /* ===============================
     🟦 شريط جانبي ثابت للتبرع
  =============================== */
  if (!document.getElementById("floatingSidebar")) {
    const links = {
      fastDonate: "https://masarcharity.com/%D8%AD%D8%A7%D9%84%D8%A7%D8%AA-%D8%A5%D9%86%D8%B3%D8%A7%D9%86%D9%8A%D8%A9/c910263623",
      giftDonate: "https://masarcharity.com/%D8%AD%D8%A7%D9%84%D8%A7%D8%AA-%D8%A5%D9%86%D8%B3%D8%A7%D9%86%D9%8A%D8%A9/c910263623",
      launchCampaign: "https://masarcharity.com/%D8%AD%D8%A7%D9%84%D8%A7%D8%AA-%D8%A5%D9%86%D8%B3%D8%A7%D9%86%D9%8A%D8%A9/c910263623",
      donationOpportunities: "https://masarcharity.com/%D8%AD%D8%A7%D9%84%D8%A7%D8%AA-%D8%A5%D9%86%D8%B3%D8%A7%D9%86%D9%8A%D8%A9/c910263623"
    };

    const sidebarHTML = `
      <div id="floatingSidebar" class="floating-sidebar" dir="rtl">
        <button id="sidebarToggle" class="toggle-btn" aria-expanded="true">✖</button>
        <a href="${links.fastDonate}" class="sidebar-item" target="_blank"><span class="icon">🤲</span><span class="label">التبرع السريع</span></a>
        <a href="${links.giftDonate}" class="sidebar-item" target="_blank"><span class="icon">🎁</span><span class="label">إهداء التبرع</span></a>
        <a href="${links.launchCampaign}" class="sidebar-item" target="_blank"><span class="icon">🚀</span><span class="label">أطلق حملتك</span></a>
        <a href="${links.donationOpportunities}" class="sidebar-item" target="_blank"><span class="icon">💳</span><span class="label">فرص التبرع</span></a>
      </div>
    `;

    const css = `
      :root {
        --accent: #0d6efd;
        --bg: #fff;
        --shadow: 0 8px 26px rgba(6,24,44,0.12);
        --radius: 14px;
        --font: "Almarai", sans-serif;
      }
      .floating-sidebar {
        position: fixed; top: 30%; right: 14px;
        background: var(--bg); border-radius: var(--radius);
        padding: 12px 8px; display: flex; flex-direction: column; align-items: center; gap: 12px;
        box-shadow: var(--shadow); z-index: 9999; transition: .36s;
        font-family: var(--font);
      }
      .floating-sidebar.closed { transform: translateX(calc(100% + 20px)); opacity: 0; }
      .toggle-btn {
        position: absolute; top: -14px; left: -36px;
        background: var(--accent); color: #fff; width: 36px; height: 36px; border-radius: 50%;
        display: flex; align-items: center; justify-content: center; border: none; cursor: pointer;
      }
      .sidebar-item {
        text-decoration: none; color: #16324a;
        display: flex; flex-direction: column; align-items: center; gap: 6px; text-align: center;
      }
      .sidebar-item:hover { color: var(--accent); transform: translateX(-6px); }
      .icon {
        width: 44px; height: 44px; border-radius: 10px;
        display: flex; align-items: center; justify-content: center;
        background: linear-gradient(180deg, rgba(13,110,253,0.06), rgba(13,110,253,0.01));
        font-size: 20px;
      }
      .label { font-size: 12px; }
      
      /* قسم المشاريع */
      .projects-section {
        padding: 80px 20px 40px;
        background: #f8fbff;
        text-align: center;
        font-family: var(--font);
      }
      .projects-section h2 {
        font-size: 32px;
        color: #0d2152;
        margin-bottom: 40px;
        font-weight: 800;
      }
      .projects-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 25px;
        max-width: 1100px;
        margin: auto;
      }
      .project-card {
        background: #fff;
        border-radius: 16px;
        box-shadow: 0 4px 12px rgba(0,0,0,0.08);
        overflow: hidden;
        transition: transform 0.3s ease;
      }
      .project-card:hover { transform: translateY(-6px); }
      .project-card img { width: 100%; height: 180px; object-fit: cover; }
      .project-card h3 { color: #0d2152; font-size: 18px; margin: 10px 0; }
      .project-card p { color: #555; font-size: 14px; padding: 0 12px; min-height: 50px; }
      .progress-container {
        width: 90%; height: 10px; background: #eee; border-radius: 5px; margin: 10px auto; overflow: hidden;
      }
      .progress-bar {
        height: 100%; background: linear-gradient(90deg, #0d6efd, #0b5ed7); border-radius: 5px;
      }
      .progress-info {
        display: flex; justify-content: space-between; padding: 0 20px; font-size: 13px; color: #0d2152;
      }
      .share-options { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin: 15px 0; }
      .share-options button {
        background: #eaf0ff; border: none; padding: 8px 14px; border-radius: 8px; cursor: pointer;
        color: #0d2152; font-weight: 600;
      }
      .share-options button:hover { background: #d0e0ff; }
      .donate-footer { display: flex; justify-content: center; gap: 8px; padding: 15px 0 20px; }
      .donate-footer input {
        width: 80px; border: 1px solid #ccc; border-radius: 8px; padding: 6px; text-align: center;
      }
      .donate-btn {
        background: #0d6efd; color: #fff; border: none; padding: 8px 18px; border-radius: 8px;
        cursor: pointer; font-weight: 700;
      }
      .donate-btn:hover { background: #0b5ed7; }

      /* قسم الإحصائيات */
      .stats-section {
        text-align: center; padding: 60px 20px; background: #fff;
        font-family: var(--font);
      }
      .stats-title {
        font-size: 28px; color: #0d2152; margin-bottom: 40px; font-weight: 800;
      }
      .stats-grid {
        display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
        gap: 20px; max-width: 900px; margin: auto;
      }
      .stat-card {
        background: #fff; border-radius: 16px; padding: 25px 15px;
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
        transition: transform 0.3s ease;
      }
      .stat-card:hover { transform: translateY(-5px); }
      .stat-icon { font-size: 30px; color: #0d6efd; margin-bottom: 10px; }
      .stat-number { font-size: 26px; font-weight: 800; color: #0d2152; margin-bottom: 5px; }
      .stat-card p { margin: 0; font-size: 14px; color: #333; }
    `;

    const styleTag = document.createElement("style");
    styleTag.textContent = css;
    document.head.appendChild(styleTag);
    document.body.insertAdjacentHTML("beforeend", sidebarHTML);

    const sidebar = document.getElementById("floatingSidebar");
    const toggle = document.getElementById("sidebarToggle");
    toggle.addEventListener("click", function () {
      sidebar.classList.toggle("closed");
      toggle.textContent = sidebar.classList.contains("closed") ? "☰" : "✖";
    });
  }

  /* ===============================
     📁 قسم "من مشاريع الجمعية"
  =============================== */
 const projectsHTML = `
  <section class="projects-section">
    <h2>من مشاريع الجمعية</h2>
    <div class="projects-grid">
    
      <!-- 🟩 المشروع 1 -->
      <div class="project-card">
        <img src="https://i.ibb.co/vCBnbwWN/1760865654-68f4ad76b6fa0.jpg" alt="مشروع">
        <h3>حالة إنسانية رقم 269</h3>
        <p>رجل متقاعد من ذوي الدخل المحدود يعاني من إصابة في القدم ويحتاج لكرسي متحرك.</p>
        <div class="progress-container"><div class="progress-bar" style="width:77%;"></div></div>
        <div class="progress-info"><span>المتبقي: 4693 ريال</span><span>المكتمل: 15341 ريال</span></div>
        <div class="share-options">
          <button>سهم العافية 100 ريال</button>
          <button>سهم الشفاء 200 ريال</button>
          <button>سهم الرحمة 300 ريال</button>
        </div>
        <div class="donate-footer">
          <input type="number" placeholder="0"/>
          <button class="donate-btn" onclick="window.location.href='https://masarcharity.com/حالة-إنسانية-رقم-269/p1071209100'">تبرع الآن</button>
        </div>
      </div>

      <!-- 🟦 المشروع 2 -->
      <div class="project-card">
        <img src="https://i.ibb.co/vCBnbwWN/1760865654-68f4ad76b6fa0.jpg" alt="مشروع">
        <h3>حالة إنسانية رقم 270</h3>
        <p>امرأة تعاني من ضعف في التنفس وتحتاج إلى جهاز أكسجين منزلي بشكل عاجل.</p>
        <div class="progress-container"><div class="progress-bar" style="width:1%;"></div></div>
        <div class="progress-info"><span>المتبقي: 10379 ريال</span><span>المكتمل: 130 ريال</span></div>
        <div class="share-options">
          <button>سهم العافية 100 ريال</button>
          <button>سهم الشفاء 200 ريال</button>
          <button>سهم الرحمة 300 ريال</button>
        </div>
        <div class="donate-footer">
          <input type="number" placeholder="0"/>
          <button class="donate-btn" onclick="window.location.href='https://masarcharity.com/حالة-إنسانية-رقم-270/p450878658'">تبرع الآن</button>
        </div>
      </div>

      <!-- 🟧 المشروع 3 -->
      <div class="project-card">
        <img src="https://i.ibb.co/vCBnbwWN/1760865654-68f4ad76b6fa0.jpg" alt="مشروع">
        <h3>حالة إنسانية رقم 272</h3>
        <p>طفل بحاجة إلى عملية زرع قوقعة ليستعيد السمع والتفاعل مع من حوله.</p>
        <div class="progress-container"><div class="progress-bar" style="width:0%;"></div></div>
        <div class="progress-info"><span>المتبقي: 8423 ريال</span><span>المكتمل: 30 ريال</span></div>
        <div class="share-options">
          <button>سهم العافية 100 ريال</button>
          <button>سهم الشفاء 200 ريال</button>
          <button>سهم الرحمة 300 ريال</button>
        </div>
        <div class="donate-footer">
          <input type="number" placeholder="0"/>
          <button class="donate-btn" onclick="window.location.href='https://masarcharity.com/حالة-إنسانية-رقم-269/p1071209100'">تبرع الآن</button>
        </div>
      </div>
    </div>
  </section>
`;


  /* ===============================
     📊 قسم الإحصائيات فوق الفوتر
  =============================== */
  const statsHTML = `
    <section class="stats-section">
      <h2 class="stats-title">الإحصائيات</h2>
      <div class="stats-grid">
        <div class="stat-card"><div class="stat-icon">👥</div><div class="stat-number" data-target="6000">0</div><p>المستفيدين</p></div>
        <div class="stat-card"><div class="stat-icon">🌀</div><div class="stat-number" data-target="15">0</div><p>المبادرات الاجتماعية</p></div>
        <div class="stat-card"><div class="stat-icon">🎓</div><div class="stat-number" data-target="150">0</div><p>الشراكات الاجتماعية</p></div>
        <div class="stat-card"><div class="stat-icon">🙌</div><div class="stat-number" data-target="4515">0</div><p>الساعات التطوعية</p></div>
      </div>
    </section>
  `;

  const footer = document.querySelector("footer");
  if (footer) {
    footer.insertAdjacentHTML("beforebegin", statsHTML);
    footer.insertAdjacentHTML("beforebegin", projectsHTML);
  }

  // عداد الإحصائيات المتحرك
  const counters = document.querySelectorAll(".stat-number");
  const speed = 100;
  const startCounting = (entry) => {
    if (entry.isIntersecting) {
      counters.forEach(counter => {
        const updateCount = () => {
          const target = +counter.getAttribute("data-target");
          const count = +counter.innerText;
          const increment = target / speed;
          if (count < target) {
            counter.innerText = Math.ceil(count + increment);
            setTimeout(updateCount, 30);
          } else {
            counter.innerText = target.toLocaleString();
          }
        };
        updateCount();
      });
    }
  };
  const observer = new IntersectionObserver((entries) => {
    entries.forEach(startCounting);
  }, { threshold: 0.5 });
  counters.forEach(counter => observer.observe(counter));
});