:root {
      --page-36-win__primary-color: #e44d26; /* Cam đỏ */
      --page-36-win__secondary-color: #f7b731; /* Vàng */
      --page-36-win__dark-background: #1a1a1a;
      --page-36-win__light-text: #ffffff;
      --page-36-win__dark-text: #333333;
      --page-36-win__grey-background: #f0f0f0;
      --page-36-win__border-color: #ddd;
    }

    .page-36-win {
      font-family: 'Arial', sans-serif;
      color: var(--page-36-win__dark-text);
      line-height: 1.6;
      background-color: var(--page-36-win__grey-background);
      padding-top: 10px; /* Adjust for fixed header */
    }

    .page-36-win__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px;
      box-sizing: border-box;
    }

    /* Hero Section */
    .page-36-win__hero-section {
      text-align: center;
      background-color: var(--page-36-win__dark-background);
      color: var(--page-36-win__light-text);
      padding: 40px 20px;
      position: relative;
      overflow: hidden;
      margin-bottom: 30px;
      border-radius: 8px;
    }

    .page-36-win__hero-image {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.3;
      z-index: 0;
    }

    .page-36-win__hero-content {
      position: relative;
      z-index: 1;
    }

    .page-36-win__hero-title {
      font-size: 2.8em;
      margin-bottom: 15px;
      color: var(--page-36-win__secondary-color);
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    }

    .page-36-win__hero-description {
      font-size: 1.2em;
      max-width: 800px;
      margin: 0 auto 30px auto;
      color: #e0e0e0;
    }

    .page-36-win__cta-button {
      display: inline-block;
      background-color: var(--page-36-win__primary-color);
      color: var(--page-36-win__light-text);
      padding: 15px 30px;
      border-radius: 5px;
      font-size: 1.1em;
      font-weight: bold;
      text-decoration: none;
      transition: background-color 0.3s ease, transform 0.2s ease;
      border: none;
      cursor: pointer;
    }

    .page-36-win__cta-button:hover {
      background-color: #c93b1a;
      transform: translateY(-2px);
    }

    /* Floating Buttons */
    .page-36-win__floating-buttons {
      position: fixed;
      top: 50%;
      right: 15px;
      transform: translateY(-50%);
      display: flex;
      flex-direction: column;
      gap: 15px;
      z-index: 1000;
    }

    .page-36-win__floating-button {
      background-color: var(--page-36-win__secondary-color);
      color: var(--page-36-win__dark-text);
      padding: 12px 20px;
      border-radius: 50px;
      font-weight: bold;
      text-align: center;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
      transition: background-color 0.3s ease, transform 0.2s ease;
      border: none;
      cursor: pointer;
      min-width: 100px;
    }

    .page-36-win__floating-button:hover {
      background-color: #f5a623;
      transform: scale(1.05);
    }

    /* Section Styling */
    .page-36-win__section {
      background-color: var(--page-36-win__light-text);
      padding: 30px;
      margin-bottom: 30px;
      border-radius: 8px;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    }

    .page-36-win__section-title {
      font-size: 2em;
      color: var(--page-36-win__primary-color);
      text-align: center;
      margin-bottom: 30px;
      position: relative;
    }

    .page-36-win__section-title::after {
      content: '';
      display: block;
      width: 60px;
      height: 4px;
      background-color: var(--page-36-win__secondary-color);
      margin: 10px auto 0 auto;
      border-radius: 2px;
    }

    /* Product Gallery */
    .page-36-win__product-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
    }

    .page-36-win__product-card {
      background-color: var(--page-36-win__light-text);
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-align: center;
      border: 1px solid var(--page-36-win__border-color);
    }

    .page-36-win__product-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 15px rgba(0, 0, 0, 0.15);
    }

    .page-36-win__product-image {
      width: 100%;
      height: 200px;
      object-fit: cover;
      display: block;
      border-bottom: 1px solid var(--page-36-win__border-color);
    }

    .page-36-win__product-content {
      padding: 20px;
    }

    .page-36-win__product-title {
      font-size: 1.4em;
      color: var(--page-36-win__dark-text);
      margin-bottom: 10px;
    }

    .page-36-win__product-description {
      font-size: 0.95em;
      color: #666;
      margin-bottom: 15px;
    }

    /* Promotions */
    .page-36-win__promotion-item {
      display: flex;
      align-items: center;
      background-color: var(--page-36-win__grey-background);
      padding: 20px;
      border-radius: 8px;
      margin-bottom: 20px;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    }

    .page-36-win__promotion-image {
      width: 150px;
      height: 100px;
      object-fit: cover;
      border-radius: 5px;
      margin-right: 20px;
      flex-shrink: 0;
    }

    .page-36-win__promotion-details {
      flex-grow: 1;
    }

    .page-36-win__promotion-title {
      font-size: 1.3em;
      color: var(--page-36-win__primary-color);
      margin-bottom: 8px;
    }

    .page-36-win__promotion-description {
      font-size: 0.95em;
      color: var(--page-36-win__dark-text);
    }

    /* News Section */
    .page-36-win__news-list {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 25px;
    }

    .page-36-win__news-item {
      background-color: var(--page-36-win__light-text);
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      border: 1px solid var(--page-36-win__border-color);
    }

    .page-36-win__news-item:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 15px rgba(0, 0, 0, 0.15);
    }

    .page-36-win__news-image {
      width: 100%;
      height: 180px;
      object-fit: cover;
      display: block;
      border-bottom: 1px solid var(--page-36-win__border-color);
    }

    .page-36-win__news-content {
      padding: 20px;
    }

    .page-36-win__news-title {
      font-size: 1.2em;
      color: var(--page-36-win__dark-text);
      margin-bottom: 10px;
    }

    .page-36-win__news-date {
      font-size: 0.85em;
      color: #999;
    }

    /* About Section */
    .page-36-win__about-content {
      text-align: center;
      max-width: 900px;
      margin: 0 auto;
    }

    .page-36-win__about-content p {
      margin-bottom: 15px;
      color: #555;
    }

    /* FAQ Section */
    .page-36-win__faq-item {
      background-color: var(--page-36-win__light-text);
      border: 1px solid var(--page-36-win__border-color);
      border-radius: 8px;
      margin-bottom: 15px;
      overflow: hidden;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    }

    .page-36-win__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      background-color: var(--page-36-win__primary-color);
      color: var(--page-36-win__light-text);
      cursor: pointer;
      user-select: none;
      font-weight: bold;
      font-size: 1.1em;
      border-radius: 8px; /* For initial state */
      transition: background-color 0.3s ease;
    }

    .page-36-win__faq-item.active .page-36-win__faq-question {
      border-bottom-left-radius: 0;
      border-bottom-right-radius: 0;
    }

    .page-36-win__faq-question:hover {
      background-color: #c93b1a;
    }

    .page-36-win__faq-question h3 {
      margin: 0;
      flex-grow: 1;
      pointer-events: none; /* Prevent h3 from blocking click on parent */
    }

    .page-36-win__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      margin-left: 15px;
      pointer-events: none; /* Prevent toggle icon from blocking click on parent */
      transition: transform 0.3s ease;
    }

    .page-36-win__faq-item.active .page-36-win__faq-toggle {
      transform: rotate(45deg); /* Change + to X or similar */
    }

    .page-36-win__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 20px; /* Initial padding */
      background-color: var(--page-36-win__light-text);
      color: var(--page-36-win__dark-text);
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
    }

    .page-36-win__faq-item.active .page-36-win__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px !important; /* Expanded padding */
      opacity: 1;
    }

    /* Responsive Design */
    @media (max-width: 768px) {
      .page-36-win__container {
        padding: 15px;
      }

      .page-36-win__hero-title {
        font-size: 2em;
      }

      .page-36-win__hero-description {
        font-size: 1em;
      }

      .page-36-win__section-title {
        font-size: 1.6em;
      }

      .page-36-win__product-grid,
      .page-36-win__news-list {
        grid-template-columns: 1fr;
      }

      .page-36-win__promotion-item {
        flex-direction: column;
        text-align: center;
      }

      .page-36-win__promotion-image {
        margin: 0 auto 15px auto;
      }

      .page-36-win__floating-buttons {
        right: 10px;
        gap: 10px;
      }
      
      .page-36-win__floating-button {
        padding: 10px 15px;
        font-size: 0.9em;
        min-width: 80px;
      }

      /* List item mobile responsiveness */
      .page-36-win__product-grid > *,
      .page-36-win__news-list > *,
      .page-36-win__promotion-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }

      .page-36-win__product-grid,
      .page-36-win__news-list {
        padding: 0 !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }

      /* Image responsive */
      .page-36-win__product-image,
      .page-36-win__promotion-image,
      .page-36-win__news-image,
      .page-36-win__hero-image {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
      }
      .page-36-win__hero-section .page-36-win__hero-image {
        width: 100% !important; /* ensure cover fills */
      }
    }
    
    @media (max-width: 480px) {
      .page-36-win__hero-title {
        font-size: 1.8em;
      }
      .page-36-win__cta-button {
        padding: 12px 20px;
        font-size: 1em;
      }
      .page-36-win__faq-question {
        font-size: 1em;
        padding: 12px 15px;
      }
      .page-36-win__faq-answer {
        padding: 15px !important;
      }
      .page-36-win__floating-buttons {
        right: 5px;
      }
    }