/* 页面专用CSS */
    :root {
      --primary-color: #e44d26; /* Cam đỏ */
      --secondary-color: #f7b731; /* Vàng */
      --accent-color: #4CAF50; /* Xanh lá */
      --text-dark: #333;
      --text-light: #fff;
      --bg-dark: #222;
      --bg-light: #f4f4f4;
      --header-offset: 122px; /* Default value, will be overridden by shared.css */
    }

    /* Base styles for the page, scoped to .page-5mb */
    .page-5mb {
      font-family: 'Arial', sans-serif;
      color: var(--text-dark);
      line-height: 1.6;
      padding-top: var(--header-offset, 122px); /* Fallback if shared.css doesn't set body padding-top */
      box-sizing: border-box;
      background-color: var(--bg-light);
    }

    .page-5mb__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px;
      box-sizing: border-box;
    }

    .page-5mb__section {
      padding: 40px 20px;
      margin-bottom: 20px;
      background-color: #fff;
      border-radius: 8px;
      box-shadow: 0 4px 8px rgba(0,0,0,0.1);
      box-sizing: border-box;
    }

    .page-5mb__section--dark {
      background-color: var(--bg-dark);
      color: var(--text-light);
    }

    .page-5mb__section--dark h2,
    .page-5mb__section--dark h3,
    .page-5mb__section--dark p {
      color: var(--text-light);
    }

    .page-5mb__title {
      text-align: center;
      color: var(--primary-color);
      margin-bottom: 30px;
      font-size: 2.5em;
      font-weight: bold;
    }

    .page-5mb__subtitle {
      text-align: center;
      color: var(--secondary-color);
      margin-bottom: 20px;
      font-size: 1.8em;
    }

    .page-5mb__text-center {
      text-align: center;
    }

    /* Hero Section */
    .page-5mb__hero-section {
      background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
      color: var(--text-light);
      text-align: center;
      padding: 80px 20px;
      position: relative;
      overflow: hidden;
      border-radius: 0;
      margin-bottom: 0; /* Remove default margin for hero */
      padding-top: 10px; /* Small decorative top padding, assuming body has header offset */
    }

    .page-5mb__hero-image {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.3;
      z-index: 0;
    }

    .page-5mb__hero-content {
      position: relative;
      z-index: 1;
      max-width: 800px;
      margin: 0 auto;
    }

    .page-5mb__hero-title {
      font-size: 3.5em;
      margin-bottom: 15px;
      color: var(--text-light);
      text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    }

    .page-5mb__hero-description {
      font-size: 1.2em;
      margin-bottom: 30px;
      color: var(--text-light);
      text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
    }

    .page-5mb__cta-button {
      display: inline-block;
      background-color: var(--accent-color);
      color: var(--text-light);
      padding: 15px 30px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      transition: background-color 0.3s ease, transform 0.3s ease;
      border: none;
      cursor: pointer;
    }

    .page-5mb__cta-button:hover {
      background-color: #388E3C;
      transform: translateY(-3px);
    }

    /* Floating Register/Login Buttons */
    .page-5mb__floating-buttons {
      position: fixed;
      bottom: 20px;
      right: 20px;
      z-index: 1000;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .page-5mb__floating-button {
      background-color: var(--primary-color);
      color: var(--text-light);
      padding: 12px 20px;
      border-radius: 30px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1em;
      text-align: center;
      box-shadow: 0 4px 8px rgba(0,0,0,0.2);
      transition: background-color 0.3s ease, transform 0.3s ease;
      border: none; /* Ensure no default button border */
      cursor: pointer;
    }

    .page-5mb__floating-button--login {
      background-color: var(--secondary-color);
    }

    .page-5mb__floating-button:hover {
      transform: translateY(-3px);
      opacity: 0.9;
    }

    /* Product Display Section */
    .page-5mb__product-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 30px;
    }

    .page-5mb__product-card {
      background-color: var(--bg-light);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 2px 10px rgba(0,0,0,0.1);
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      height: 100%;
    }

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

    .page-5mb__product-image-wrapper {
      width: 100%;
      padding-top: 75%; /* 4:3 Aspect Ratio */
      position: relative;
      overflow: hidden;
    }

    .page-5mb__product-image {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .page-5mb__product-content {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .page-5mb__product-title {
      font-size: 1.4em;
      color: var(--primary-color);
      margin-bottom: 10px;
    }

    .page-5mb__product-description {
      font-size: 0.95em;
      color: var(--text-dark);
      margin-bottom: 15px;
      flex-grow: 1;
    }

    /* Promotions Section */
    .page-5mb__promo-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 30px;
      margin-top: 30px;
    }

    .page-5mb__promo-card {
      background-color: var(--text-light);
      border-radius: 10px;
      box-shadow: 0 2px 8px rgba(0,0,0,0.1);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .page-5mb__promo-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 12px rgba(0,0,0,0.15);
    }

    .page-5mb__promo-image {
      width: 100%;
      height: 200px;
      object-fit: cover;
    }

    .page-5mb__promo-content {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .page-5mb__promo-title {
      font-size: 1.3em;
      color: var(--primary-color);
      margin-bottom: 10px;
    }

    .page-5mb__promo-description {
      font-size: 0.9em;
      color: var(--text-dark);
      margin-bottom: 15px;
      flex-grow: 1;
    }

    /* Payment Methods & Game Providers */
    .page-5mb__partners-grid {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 20px;
      margin-top: 30px;
    }

    .page-5mb__partner-logo {
      max-width: 150px;
      height: auto;
      object-fit: contain;
      opacity: 0.8;
      transition: opacity 0.3s ease;
      min-width: 200px; /* Enforce minimum size */
      min-height: 100px; /* Enforce minimum size */
    }

    .page-5mb__partner-logo:hover {
      opacity: 1;
    }

    /* FAQ Section */
    .page-5mb__faq-list {
      margin-top: 30px;
    }

    .page-5mb__faq-item {
      background-color: #f9f9f9;
      border: 1px solid #ddd;
      border-radius: 8px;
      margin-bottom: 10px;
      overflow: hidden;
    }

    .page-5mb__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      background-color: var(--primary-color);
      color: var(--text-light);
      cursor: pointer;
      font-weight: bold;
      font-size: 1.1em;
      user-select: none;
      transition: background-color 0.3s ease;
    }

    .page-5mb__faq-question h3 {
      margin: 0;
      color: var(--text-light);
      pointer-events: none; /* Prevent h3 from interfering with click event */
      font-size: 1.1em; /* Ensure consistent font size */
    }

    .page-5mb__faq-question:hover {
      background-color: #c23d1f;
    }

    .page-5mb__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      pointer-events: none; /* Prevent toggle icon from interfering with click event */
      transition: transform 0.3s ease;
    }

    .page-5mb__faq-item.active .page-5mb__faq-toggle {
      transform: rotate(45deg); /* Change + to X or similar */
    }

    .page-5mb__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-dark);
      background-color: #fff;
    }

    .page-5mb__faq-item.active .page-5mb__faq-answer {
      max-height: 2000px !important; /* Sufficiently large to contain content */
      padding: 20px 15px !important;
      opacity: 1;
    }

    /* Call to Action Section */
    .page-5mb__cta-section {
      background: linear-gradient(90deg, var(--secondary-color), var(--primary-color));
      color: var(--text-light);
      text-align: center;
      padding: 60px 20px;
      border-radius: 8px;
    }

    .page-5mb__cta-section-title {
      font-size: 2.2em;
      margin-bottom: 20px;
      color: var(--text-light);
    }

    .page-5mb__cta-section-description {
      font-size: 1.1em;
      margin-bottom: 30px;
      max-width: 700px;
      margin-left: auto;
      margin-right: auto;
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-5mb__container {
        padding: 10px;
      }

      .page-5mb__section {
        padding: 20px 15px;
      }

      .page-5mb__hero-section {
        padding: 60px 15px;
      }

      .page-5mb__hero-title {
        font-size: 2.5em;
      }

      .page-5mb__hero-description {
        font-size: 1em;
      }

      .page-5mb__cta-button {
        padding: 12px 25px;
        font-size: 1em;
      }

      .page-5mb__product-grid,
      .page-5mb__promo-grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }

      .page-5mb__product-card,
      .page-5mb__promo-card {
        margin: 0 auto;
        width: 100%;
        max-width: 400px; /* Constrain width for single column */
      }

      .page-5mb__floating-buttons {
        flex-direction: row;
        width: calc(100% - 40px);
        left: 20px;
        right: 20px;
        bottom: 10px;
        justify-content: space-around;
      }

      .page-5mb__floating-button {
        flex: 1;
        padding: 10px 15px;
        font-size: 0.9em;
      }

      .page-5mb__partner-logo {
        max-width: 120px;
        min-width: 150px; /* Enforce minimum size */
        min-height: 80px; /* Enforce minimum size */
      }

      .page-5mb__faq-question {
        padding: 12px 15px;
        font-size: 1em;
      }

      .page-5mb__faq-question h3 {
        font-size: 1em;
      }

      .page-5mb__faq-answer {
        padding: 15px 15px;
      }

      .page-5mb__cta-section-title {
        font-size: 1.8em;
      }

      .page-5mb__cta-section-description {
        font-size: 1em;
      }

      /* Image responsive rules */
      .page-5mb img {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
      }
      .page-5mb__product-image-wrapper,
      .page-5mb__promo-image-wrapper {
        width: 100% !important;
        max-width: 100% !important;
        overflow: hidden !important;
        box-sizing: border-box !important;
      }

      /* Generic list item responsive rules for any potential lists */
      .page-5mb ul.page-5mb__feature-list {
          width: 100% !important;
          max-width: 100% !important;
          padding: 0 !important;
          margin-left: 0 !important;
          margin-right: 0 !important;
          box-sizing: border-box !important;
      }
      .page-5mb ul.page-5mb__feature-list li {
          width: 100% !important;
          max-width: 100% !important;
          box-sizing: border-box !important;
          margin-left: 0 !important;
          margin-right: 0 !important;
          padding: 10px 15px !important; /* Adjust padding as needed */
          word-wrap: break-word !important;
          overflow-wrap: break-word !important;
      }
    }

    @media (max-width: 480px) {
      .page-5mb__hero-title {
        font-size: 2em;
      }
      .page-5mb__title {
        font-size: 2em;
      }
      .page-5mb__subtitle {
        font-size: 1.5em;
      }
    }