:root {
      --primary-color: #ffcc00; /* Vàng */
      --secondary-color: #333333; /* Xám đậm */
      --accent-color: #e60000; /* Đỏ */
      --text-light: #ffffff;
      --text-dark: #333333;
      --bg-dark: #1a1a1a;
      --bg-light: #f0f2f5;
      --border-color: #444444;
    }

    .page-55w55 {
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      color: var(--text-light);
      background-color: var(--bg-dark);
      overflow-x: hidden;
      padding-top: var(--header-offset, 122px); /* Fallback for header offset */
    }

    /* Fixed header offset handling */
    .page-55w55__hero-section {
        padding-top: 10px; /* Small decorative padding, relying on body padding for main offset */
    }

    .page-55w55__section {
      padding: 40px 15px;
      max-width: 1200px;
      margin: 0 auto;
      text-align: center;
    }

    @media (max-width: 768px) {
      .page-55w55__section {
        padding: 20px 10px;
      }
    }

    .page-55w55__section-title {
      font-size: 2.5em;
      color: var(--primary-color);
      margin-bottom: 30px;
      text-transform: uppercase;
      font-weight: bold;
      letter-spacing: 1px;
    }

    @media (max-width: 768px) {
      .page-55w55__section-title {
        font-size: 1.8em;
        margin-bottom: 20px;
      }
    }

    .page-55w55__section-subtitle {
      font-size: 1.2em;
      color: var(--text-light);
      margin-bottom: 40px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    @media (max-width: 768px) {
      .page-55w55__section-subtitle {
        font-size: 1em;
        margin-bottom: 20px;
      }
    }

    .page-55w55__text-highlight {
      color: var(--primary-color);
      font-weight: bold;
    }

    /* Hero Section */
    .page-55w55__hero-section {
      position: relative;
      width: 100%;
      height: 60vh; /* Adjusted for better mobile view */
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      overflow: hidden;
      background-color: #000;
    }

    .page-55w55__hero-background {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      filter: brightness(0.6); /* Không thay đổi màu, chỉ làm tối */
      z-index: 1;
    }

    .page-55w55__hero-content {
      position: relative;
      z-index: 2;
      color: var(--text-light);
      padding: 0 15px;
    }

    .page-55w55__hero-title {
      font-size: 3.5em;
      margin-bottom: 15px;
      color: var(--primary-color);
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    }

    @media (max-width: 768px) {
      .page-55w55__hero-section {
        height: 50vh;
      }
      .page-55w55__hero-title {
        font-size: 2.2em;
      }
    }

    .page-55w55__hero-description {
      font-size: 1.3em;
      margin-bottom: 30px;
      max-width: 700px;
      margin-left: auto;
      margin-right: auto;
      text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.7);
    }

    @media (max-width: 768px) {
      .page-55w55__hero-description {
        font-size: 1em;
        margin-bottom: 20px;
      }
    }

    .page-55w55__cta-button {
      display: inline-block;
      background-color: var(--accent-color);
      color: var(--text-light);
      padding: 15px 30px;
      border-radius: 8px;
      text-decoration: none;
      font-size: 1.1em;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.3s ease;
      border: none;
      cursor: pointer;
    }

    .page-55w55__cta-button:hover {
      background-color: #cc0000;
      transform: translateY(-3px);
    }

    /* Floating Buttons */
    .page-55w55__floating-buttons {
      position: fixed;
      bottom: 20px;
      right: 20px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      z-index: 1000;
    }

    @media (max-width: 768px) {
      .page-55w55__floating-buttons {
        flex-direction: row;
        width: calc(100% - 40px);
        left: 20px;
        right: 20px;
        justify-content: space-around;
        bottom: 10px;
      }
    }

    .page-55w55__floating-button {
      background-color: var(--primary-color);
      color: var(--secondary-color);
      padding: 12px 25px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
      transition: background-color 0.3s ease, transform 0.3s ease;
      text-align: center;
      min-width: 120px;
    }

    @media (max-width: 768px) {
      .page-55w55__floating-button {
        padding: 10px 15px;
        min-width: unset;
        flex-grow: 1;
      }
    }

    .page-55w55__floating-button:hover {
      background-color: #e6b800;
      transform: translateY(-2px);
    }

    /* Game Categories */
    .page-55w55__game-categories {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }

    @media (max-width: 768px) {
      .page-55w55__game-categories {
        grid-template-columns: 1fr;
        gap: 20px;
      }
    }

    .page-55w55__game-card {
      background-color: var(--secondary-color);
      border-radius: 12px;
      overflow: hidden;
      box-shadow: 0 6px 12px rgba(0, 0, 0, 0.4);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      text-align: center;
    }

    .page-55w55__game-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 10px 20px rgba(0, 0, 0, 0.6);
    }

    .page-55w55__game-image-wrapper {
      width: 100%;
      height: 250px; /* Fixed height for consistency */
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
      background-color: #000;
    }

    .page-55w55__game-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.3s ease;
      max-width: 100%; /* Ensure responsiveness */
    }

    .page-55w55__game-card:hover .page-55w55__game-image {
      transform: scale(1.05);
    }

    .page-55w55__game-content {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .page-55w55__game-title {
      font-size: 1.5em;
      color: var(--primary-color);
      margin-bottom: 10px;
      font-weight: bold;
    }

    .page-55w55__game-description {
      font-size: 0.95em;
      color: var(--text-light);
      margin-bottom: 20px;
    }

    .page-55w55__game-link {
      display: inline-block;
      background-color: var(--accent-color);
      color: var(--text-light);
      padding: 10px 20px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
      margin-top: auto; /* Push to bottom */
    }

    .page-55w55__game-link:hover {
      background-color: #cc0000;
    }

    /* Promotions */
    .page-55w55__promotions-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }

    @media (max-width: 768px) {
      .page-55w55__promotions-grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }
    }

    .page-55w55__promotion-item {
      background-color: var(--secondary-color);
      border-radius: 12px;
      overflow: hidden;
      box-shadow: 0 6px 12px rgba(0, 0, 0, 0.4);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-align: left;
      display: flex;
      flex-direction: column;
    }

    .page-55w55__promotion-item:hover {
      transform: translateY(-8px);
      box-shadow: 0 10px 20px rgba(0, 0, 0, 0.6);
    }

    .page-55w55__promotion-image-wrapper {
      width: 100%;
      height: 200px;
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
      background-color: #000;
    }

    .page-55w55__promotion-image {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.3s ease;
      max-width: 100%; /* Ensure responsiveness */
    }

    .page-55w55__promotion-item:hover .page-55w55__promotion-image {
      transform: scale(1.05);
    }

    .page-55w55__promotion-content {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .page-55w55__promotion-title {
      font-size: 1.4em;
      color: var(--primary-color);
      margin-bottom: 10px;
      font-weight: bold;
    }

    .page-55w55__promotion-description {
      font-size: 0.95em;
      color: var(--text-light);
      margin-bottom: 20px;
    }

    .page-55w55__promotion-button {
      display: inline-block;
      background-color: var(--accent-color);
      color: var(--text-light);
      padding: 10px 20px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
      border: none;
      cursor: pointer;
      margin-top: auto; /* Push to bottom */
      text-align: center;
    }

    .page-55w55__promotion-button:hover {
      background-color: #cc0000;
    }

    /* Payment Methods & Game Providers */
    .page-55w55__logo-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      margin-top: 40px;
      justify-items: center;
    }

    @media (max-width: 768px) {
      .page-55w55__logo-grid {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
        gap: 15px;
      }
    }

    .page-55w55__logo-item {
      background-color: var(--secondary-color);
      border-radius: 8px;
      padding: 15px;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
      display: flex;
      align-items: center;
      justify-content: center;
      height: 100px; /* Fixed height for logos */
      width: 100%;
      max-width: 200px;
      transition: transform 0.3s ease;
      box-sizing: border-box; /* Important for list items */
    }

    .page-55w55__logo-item:hover {
      transform: translateY(-5px);
    }

    .page-55w55__logo-image {
      max-width: 100%;
      max-height: 100%;
      object-fit: contain;
      width: auto;
      height: auto;
      min-width: 200px; /* Minimum size requirement */
      min-height: 200px; /* Minimum size requirement */
    }

    /* FAQ Section */
    .page-55w55__faq-section {
      background-color: var(--secondary-color);
      border-radius: 12px;
      padding: 30px;
      margin-top: 40px;
      text-align: left;
    }

    @media (max-width: 768px) {
      .page-55w55__faq-section {
        padding: 20px;
      }
    }

    .page-55w55__faq-item {
      border-bottom: 1px solid var(--border-color);
      margin-bottom: 15px;
      padding-bottom: 15px;
    }

    .page-55w55__faq-item:last-child {
      border-bottom: none;
      margin-bottom: 0;
      padding-bottom: 0;
    }

    .page-55w55__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      padding: 15px 0;
      user-select: none;
      transition: background-color 0.3s ease;
    }

    .page-55w55__faq-question:hover {
      background-color: rgba(255, 255, 255, 0.05);
    }

    .page-55w55__faq-question h3 {
      margin: 0;
      font-size: 1.2em;
      color: var(--text-light);
      pointer-events: none; /* Prevent h3 from blocking click */
    }

    @media (max-width: 768px) {
      .page-55w55__faq-question h3 {
        font-size: 1em;
      }
    }

    .page-55w55__faq-toggle {
      font-size: 1.8em;
      color: var(--primary-color);
      font-weight: bold;
      margin-left: 15px;
      pointer-events: none; /* Prevent toggle icon from blocking click */
      transition: transform 0.3s ease;
    }

    .page-55w55__faq-item.active .page-55w55__faq-toggle {
      transform: rotate(45deg);
    }

    .page-55w55__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 15px;
      opacity: 0;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      color: var(--text-light);
      font-size: 0.95em;
    }

    .page-55w55__faq-item.active .page-55w55__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px 15px !important;
      opacity: 1;
    }

    /* SEO Content */
    .page-55w55__seo-content {
      text-align: left;
      margin-top: 40px;
      padding: 0 15px;
      color: var(--text-light);
    }

    .page-55w55__seo-content p {
      margin-bottom: 15px;
      font-size: 0.95em;
    }

    .page-55w55__seo-content h2 {
      font-size: 1.8em;
      color: var(--primary-color);
      margin-bottom: 20px;
      text-align: center;
    }

    @media (max-width: 768px) {
      .page-55w55__seo-content h2 {
        font-size: 1.5em;
      }
    }

    /* General list item responsive styles */
    .page-55w55__logo-grid .page-55w55__logo-item,
    .page-55w55__game-categories .page-55w55__game-card,
    .page-55w55__promotions-grid .page-55w55__promotion-item {
        box-sizing: border-box;
    }

    @media (max-width: 768px) {
        .page-55w55__logo-grid,
        .page-55w55__game-categories,
        .page-55w55__promotions-grid {
            width: 100% !important;
            max-width: 100% !important;
            padding: 0 !important;
            margin-left: 0 !important;
            margin-right: 0 !important;
            box-sizing: border-box !important;
        }

        .page-55w55__logo-grid .page-55w55__logo-item,
        .page-55w55__game-categories .page-55w55__game-card,
        .page-55w55__promotions-grid .page-55w55__promotion-item {
            width: 100% !important;
            max-width: 100% !important;
            box-sizing: border-box !important;
            padding-left: 10px !important;
            padding-right: 10px !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-55w55__game-card .page-55w55__game-title,
        .page-55w55__promotion-item .page-55w55__promotion-title {
            word-break: break-word !important;
        }

        .page-55w55__game-image,
        .page-55w55__promotion-image,
        .page-55w55__logo-image {
            max-width: 100% !important;
            height: auto !important;
            box-sizing: border-box !important;
        }
        .page-55w55__game-image-wrapper,
        .page-55w55__promotion-image-wrapper,
        .page-55w55__logo-item {
            width: 100% !important;
            max-width: 100% !important;
            overflow: hidden !important;
            box-sizing: border-box !important;
        }
    }