:root {
      --page-sunwindownload-primary-color: #f39c12; /* Vàng cam */
      --page-sunwindownload-secondary-color: #2c3e50; /* Xám xanh đậm */
      --page-sunwindownload-background-dark: #1a1a1a; /* Nền rất tối */
      --page-sunwindownload-background-light: #2a2a2a; /* Nền tối nhẹ */
      --page-sunwindownload-text-light: #ecf0f1; /* Trắng ngà */
      --page-sunwindownload-text-dark: #34495e; /* Xám xanh */
      --page-sunwindownload-accent-color: #e74c3c; /* Đỏ tươi */
    }

    .page-sunwindownload {
      font-family: 'Arial', sans-serif;
      color: var(--page-sunwindownload-text-light);
      background-color: var(--page-sunwindownload-background-dark);
      line-height: 1.6;
      overflow-x: hidden;
      padding-bottom: 80px; /* Dành chỗ cho nút nổi */
    }

    .page-sunwindownload .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 1rem;
    }

    /* Banner Section */
    .page-sunwindownload .hero-banner {
      position: relative;
      background-color: var(--page-sunwindownload-background-light);
      padding: 0; /* Loại bỏ padding để banner sát cạnh */
      text-align: center;
      overflow: hidden; /* Đảm bảo hình ảnh không tràn */
    }

    .page-sunwindownload .hero-banner img {
      width: 100%;
      height: auto;
      display: block;
      object-fit: cover; /* Đảm bảo hình ảnh bao phủ khu vực */
      max-height: 300px; /* Giới hạn chiều cao trên di động */
    }

    .page-sunwindownload .hero-content {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      text-align: center;
      z-index: 10;
      width: 90%;
      max-width: 600px;
      padding: 1rem;
      background-color: rgba(0, 0, 0, 0.6); /* Nền mờ cho chữ dễ đọc */
      border-radius: 10px;
    }

    .page-sunwindownload .hero-content h1 {
      color: var(--page-sunwindownload-primary-color);
      font-size: 2.2rem;
      margin-bottom: 0.5rem;
      line-height: 1.2;
    }

    .page-sunwindownload .hero-content p {
      font-size: 1.1rem;
      margin-bottom: 1.5rem;
      color: var(--page-sunwindownload-text-light);
    }

    .page-sunwindownload .btn-download {
      display: inline-block;
      background-color: var(--page-sunwindownload-primary-color);
      color: var(--page-sunwindownload-secondary-color);
      padding: 0.8rem 1.8rem;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1rem;
      transition: background-color 0.3s ease, transform 0.2s ease;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    }

    .page-sunwindownload .btn-download:hover {
      background-color: #e67e22;
      transform: translateY(-2px);
    }

    /* Floating Login Button */
    .page-sunwindownload .floating-login-btn {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      background-color: var(--page-sunwindownload-accent-color);
      color: var(--page-sunwindownload-text-light);
      padding: 1rem 2rem;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.2rem;
      z-index: 1000;
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
      animation: page-sunwindownload-pulse 1.5s infinite;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .page-sunwindownload .floating-login-btn:hover {
      background-color: #c0392b;
      animation: none;
    }

    @keyframes page-sunwindownload-pulse {
      0% { transform: translateX(-50%) scale(1); }
      50% { transform: translateX(-50%) scale(1.05); }
      100% { transform: translateX(-50%) scale(1); }
    }

    /* Sections */
    .page-sunwindownload .section {
      padding: 2rem 1rem;
      margin-bottom: 1rem;
      background-color: var(--page-sunwindownload-background-light);
      border-radius: 8px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    }

    .page-sunwindownload .section h2 {
      color: var(--page-sunwindownload-primary-color);
      text-align: center;
      margin-bottom: 1.5rem;
      font-size: 1.8rem;
    }

    .page-sunwindownload .section h3 {
      color: var(--page-sunwindownload-text-light);
      font-size: 1.4rem;
      margin-top: 1.5rem;
      margin-bottom: 0.8rem;
      border-left: 4px solid var(--page-sunwindownload-primary-color);
      padding-left: 10px;
    }

    .page-sunwindownload .section p {
      margin-bottom: 1rem;
      color: var(--page-sunwindownload-text-light);
    }

    .page-sunwindownload .section ul {
      list-style-type: none;
      padding-left: 0;
    }

    .page-sunwindownload .section ul li {
      margin-bottom: 0.5rem;
      padding-left: 25px;
      position: relative;
      color: var(--page-sunwindownload-text-light);
    }

    .page-sunwindownload .section ul li::before {
      content: '✔';
      color: var(--page-sunwindownload-primary-color);
      position: absolute;
      left: 0;
      font-weight: bold;
    }

    /* Product Grid */
    .page-sunwindownload .product-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 1.5rem;
      margin-top: 1.5rem;
    }

    .page-sunwindownload .product-card {
      background-color: var(--page-sunwindownload-background-dark);
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
      text-align: center;
      transition: transform 0.3s ease;
    }

    .page-sunwindownload .product-card:hover {
      transform: translateY(-5px);
    }

    .page-sunwindownload .product-card img {
      width: 100%;
      height: 180px;
      object-fit: cover;
      display: block;
    }

    .page-sunwindownload .product-card h3 {
      font-size: 1.2rem;
      color: var(--page-sunwindownload-primary-color);
      margin: 1rem 0.5rem 0.5rem;
      border-left: none;
      padding-left: 0;
    }

    .page-sunwindownload .product-card p {
      font-size: 0.95rem;
      color: var(--page-sunwindownload-text-light);
      padding: 0 1rem 1rem;
    }

    .page-sunwindownload .product-card a {
      display: block;
      padding: 0.8rem 1rem;
      background-color: var(--page-sunwindownload-accent-color);
      color: var(--page-sunwindownload-text-light);
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
    }

    .page-sunwindownload .product-card a:hover {
      background-color: #c0392b;
    }

    /* Download Buttons */
    .page-sunwindownload .download-options {
      display: flex;
      flex-direction: column;
      gap: 1rem;
      margin-top: 1.5rem;
      align-items: center;
    }

    .page-sunwindownload .download-options .btn {
      display: flex;
      align-items: center;
      justify-content: center;
      background-color: var(--page-sunwindownload-secondary-color);
      color: var(--page-sunwindownload-text-light);
      padding: 1rem 1.5rem;
      border-radius: 8px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1rem;
      width: 100%;
      max-width: 300px;
      transition: background-color 0.3s ease, transform 0.2s ease;
    }

    .page-sunwindownload .download-options .btn.android { background-color: #27ae60; } /* Xanh lá */
    .page-sunwindownload .download-options .btn.ios { background-color: #3498db; }    /* Xanh dương */
    .page-sunwindownload .download-options .btn.pc { background-color: #8e44ad; }     /* Tím */

    .page-sunwindownload .download-options .btn:hover {
      transform: translateY(-3px);
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    }

    .page-sunwindownload .download-options .btn svg {
      margin-right: 10px;
      width: 24px;
      height: 24px;
      fill: currentColor;
    }

    /* Responsive adjustments */
    @media (min-width: 768px) {
      .page-sunwindownload .hero-content h1 {
        font-size: 3rem;
      }
      .page-sunwindownload .hero-content p {
        font-size: 1.3rem;
      }
      .page-sunwindownload .hero-banner img {
        max-height: 400px;
      }
      .page-sunwindownload .product-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      }
      .page-sunwindownload .download-options {
        flex-direction: row;
        justify-content: center;
      }
      .page-sunwindownload .download-options .btn {
        width: auto;
      }
    }

    @media (min-width: 1024px) {
      .page-sunwindownload .hero-banner img {
        max-height: 500px;
      }
      .page-sunwindownload .hero-content h1 {
        font-size: 3.5rem;
      }
      .page-sunwindownload .section {
        padding: 3rem;
      }
    }