:root {
      --page-suwin-primary-color: #f7931e; /* Cam sáng */
      --page-suwin-secondary-color: #2c3e50; /* Xanh đậm */
      --page-suwin-accent-color: #e74c3c; /* Đỏ */
      --page-suwin-text-light: #ecf0f1; /* Trắng nhạt */
      --page-suwin-text-dark: #34495e; /* Xám đậm */
      --page-suwin-bg-dark: #1a1a2e; /* Nền tối */
      --page-suwin-bg-light: #2a2a4a; /* Nền hơi sáng hơn */
      --page-suwin-border-color: #3f4e6d; /* Màu viền */
    }

    .page-suwin {
      font-family: 'Arial', sans-serif;
      color: var(--page-suwin-text-light);
      background-color: var(--page-suwin-bg-dark);
      line-height: 1.6;
    }

    .page-suwin-container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 1rem;
      box-sizing: border-box;
    }

    /* Banner Section */
    .page-suwin-banner {
      position: relative;
      width: 100%;
      overflow: hidden;
      background-color: var(--page-suwin-bg-light);
      padding-bottom: 2rem; /* Ensure text below banner */
      text-align: center;
    }

    .page-suwin-banner-image {
      width: 100%;
      height: auto;
      max-height: 400px; /* Limit height for desktop */
      object-fit: cover;
      display: block;
      margin: 0 auto;
    }
    
    .page-suwin-banner-content {
      padding: 1rem;
      text-align: center;
      position: relative; /* Ensure text is above banner image if any overlay */
      z-index: 1;
    }

    .page-suwin-banner-content h1 {
      color: var(--page-suwin-primary-color);
      font-size: 2.2rem;
      margin-bottom: 0.5rem;
      text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    }

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

    /* Buttons */
    .page-suwin-button {
      display: inline-block;
      background-color: var(--page-suwin-primary-color);
      color: var(--page-suwin-bg-dark);
      padding: 0.8rem 1.5rem;
      border-radius: 25px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.2s ease;
      font-size: 1rem;
      border: none;
      cursor: pointer;
    }

    .page-suwin-button:hover {
      background-color: #e67e22; /* Slightly darker orange */
      transform: translateY(-2px);
    }

    .page-suwin-secondary-button {
      background-color: var(--page-suwin-secondary-color);
      color: var(--page-suwin-text-light);
    }

    .page-suwin-secondary-button:hover {
      background-color: #34495e;
    }

    /* Floating Buttons */
    .page-suwin-floating-buttons {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      display: flex;
      gap: 15px;
      z-index: 1000;
      width: fit-content;
      background: rgba(26, 26, 46, 0.8); /* Semi-transparent dark background */
      padding: 10px 15px;
      border-radius: 30px;
      box-shadow: 0 4px 15px rgba(0,0,0,0.3);
      transition: transform 0.3s ease, opacity 0.3s ease; /* For JS animation */
    }

    .page-suwin-floating-buttons .page-suwin-button {
      padding: 0.7rem 1.2rem;
      font-size: 0.95rem;
      white-space: nowrap; /* Prevent text wrapping */
    }

    /* Sections */
    .page-suwin-section {
      padding: 2.5rem 1rem;
      text-align: center;
      background-color: var(--page-suwin-bg-light);
      margin-bottom: 1.5rem;
      border-radius: 8px;
      box-shadow: 0 2px 10px rgba(0,0,0,0.2);
    }
    
    .page-suwin-section:nth-of-type(even) {
      background-color: var(--page-suwin-bg-dark);
    }

    .page-suwin-section h2 {
      color: var(--page-suwin-primary-color);
      font-size: 1.8rem;
      margin-bottom: 1.5rem;
      position: relative;
      padding-bottom: 0.5rem;
    }

    .page-suwin-section h2::after {
      content: '';
      position: absolute;
      left: 50%;
      transform: translateX(-50%);
      bottom: 0;
      width: 60px;
      height: 3px;
      background-color: var(--page-suwin-accent-color);
      border-radius: 2px;
    }

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

    /* Product Grid */
    .page-suwin-product-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 1.5rem;
      margin-top: 2rem;
      justify-content: center; /* Center items in grid */
    }

    .page-suwin-product-card {
      background-color: var(--page-suwin-secondary-color);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 4px 15px rgba(0,0,0,0.2);
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      padding-bottom: 1rem;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .page-suwin-product-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 20px rgba(0,0,0,0.3);
    }

    .page-suwin-product-card img {
      width: 100%;
      height: 120px;
      object-fit: cover;
      display: block;
      margin-bottom: 0.75rem;
    }

    .page-suwin-product-card h3 {
      color: var(--page-suwin-text-light); /* Changed for contrast */
      font-size: 1.1rem;
      margin-bottom: 0.5rem;
      padding: 0 0.75rem;
    }
    
    .page-suwin-product-card h3 a { /* Ensure link inside h3 also has good contrast */
        color: var(--page-suwin-text-light);
        text-decoration: none;
    }

    .page-suwin-product-card p {
      font-size: 0.9rem;
      color: var(--page-suwin-text-light);
      padding: 0 0.75rem;
      flex-grow: 1;
    }

    .page-suwin-product-card .page-suwin-button {
      margin-top: 1rem;
      font-size: 0.85rem;
      padding: 0.6rem 1rem;
    }

    /* Features List */
    .page-suwin-features-list {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 1.5rem;
      margin-top: 2rem;
    }

    .page-suwin-feature-item {
      background-color: var(--page-suwin-secondary-color);
      border-radius: 10px;
      padding: 1.5rem;
      width: 100%;
      max-width: 300px;
      box-shadow: 0 4px 10px rgba(0,0,0,0.2);
      text-align: left;
      transition: transform 0.3s ease;
    }

    .page-suwin-feature-item:hover {
      transform: translateY(-3px);
    }

    .page-suwin-feature-item h3 {
      color: var(--page-suwin-primary-color);
      font-size: 1.2rem;
      margin-bottom: 0.75rem;
    }

    .page-suwin-feature-item p {
      font-size: 0.95rem;
      color: var(--page-suwin-text-light);
    }

    /* Links without default style in paragraphs */
    .page-suwin-link-no-style {
      color: var(--page-suwin-primary-color); /* Make links distinguishable */
      text-decoration: none;
      font-weight: bold;
      transition: color 0.3s ease;
    }

    .page-suwin-link-no-style:hover {
      color: #e67e22; /* Slightly darker orange on hover */
      text-decoration: underline;
    }


    /* Responsive adjustments */
    @media (min-width: 768px) {
      .page-suwin-banner-content h1 {
        font-size: 3rem;
      }

      .page-suwin-banner-content p {
        font-size: 1.25rem;
      }

      .page-suwin-section h2 {
        font-size: 2.2rem;
      }

      .page-suwin-product-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      }

      .page-suwin-product-card img {
        height: 150px;
      }

      .page-suwin-feature-item {
        width: calc(50% - 0.75rem); /* Two columns */
      }

      .page-suwin-floating-buttons {
        bottom: 30px;
        gap: 20px;
        padding: 12px 20px;
      }

      .page-suwin-floating-buttons .page-suwin-button {
        font-size: 1rem;
        padding: 0.8rem 1.5rem;
      }
    }

    @media (min-width: 1024px) {
      .page-suwin-product-grid {
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      }

      .page-suwin-feature-item {
        width: calc(33.333% - 1rem); /* Three columns */
      }
    }