:root {
      --color-primary: #e94560; /* Hồng đỏ */
      --color-secondary: #4CAF50; /* Xanh lá */
      --color-background-dark: #121212; /* Xám đậm */
      --color-background-light: #1a1a1a; /* Xám nhạt hơn */
      --color-text-light: #f0f0f0; /* Trắng ngà */
      --color-text-dark: #cccccc; /* Xám nhạt */
      --color-border: #333333; /* Xám viền */
      --font-family-main: 'Arial', sans-serif;
      --spacing-unit: 1rem;
    }

    .page-68-wim {
      font-family: var(--font-family-main);
      background-color: var(--color-background-dark);
      color: var(--color-text-light);
      line-height: 1.6;
      overflow-x: hidden;
      padding-top: 10px; /* Base padding for content below header, assuming body handles main offset */
    }

    .page-68-wim__section {
      padding: calc(4 * var(--spacing-unit)) calc(2 * var(--spacing-unit));
      max-width: 1200px;
      margin: 0 auto;
      text-align: center;
    }

    .page-68-wim__section-title {
      font-size: 2.8em;
      color: var(--color-primary);
      margin-bottom: var(--spacing-unit);
      text-transform: uppercase;
      font-weight: bold;
    }

    .page-68-wim__section-description {
      font-size: 1.1em;
      color: var(--color-text-dark);
      margin-bottom: calc(3 * var(--spacing-unit));
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    /* Hero Section */
    .page-68-wim__hero-section {
      display: flex;
      flex-direction: row;
      align-items: center;
      justify-content: center;
      gap: calc(4 * var(--spacing-unit));
      padding: calc(6 * var(--spacing-unit)) calc(2 * var(--spacing-unit));
      background: linear-gradient(135deg, var(--color-background-dark) 0%, #2a003a 100%);
      text-align: left;
      max-width: 100%;
      margin: 0 auto;
    }

    .page-68-wim__hero-content {
      flex: 1;
      min-width: 300px;
      max-width: 600px;
    }

    .page-68-wim__hero-title {
      font-size: 3.5em;
      color: var(--color-text-light);
      margin-bottom: var(--spacing-unit);
      line-height: 1.2;
    }

    .page-68-wim__hero-description {
      font-size: 1.3em;
      color: var(--color-text-dark);
      margin-bottom: calc(2 * var(--spacing-unit));
    }

    .page-68-wim__hero-buttons {
      display: flex;
      gap: var(--spacing-unit);
      flex-wrap: wrap;
    }

    .page-68-wim__cta-button {
      display: inline-block;
      padding: 15px 30px;
      border-radius: 8px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      transition: background-color 0.3s ease, transform 0.2s ease;
      text-align: center;
      box-sizing: border-box;
      white-space: nowrap;
    }

    .page-68-wim__cta-button--register {
      background-color: var(--color-primary);
      color: var(--color-text-light);
      border: 2px solid var(--color-primary);
    }

    .page-68-wim__cta-button--register:hover {
      background-color: darken(var(--color-primary), 10%);
      transform: translateY(-2px);
    }

    .page-68-wim__cta-button--login {
      background-color: transparent;
      color: var(--color-primary);
      border: 2px solid var(--color-primary);
    }

    .page-68-wim__cta-button--login:hover {
      background-color: var(--color-primary);
      color: var(--color-text-light);
      transform: translateY(-2px);
    }

    .page-68-wim__hero-image-wrapper {
      flex: 1;
      display: flex;
      justify-content: center;
      align-items: center;
      min-width: 300px;
    }

    .page-68-wim__hero-image {
      max-width: 100%;
      height: auto;
      border-radius: 12px;
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    }

    /* Game Categories Section */
    .page-68-wim__game-categories {
      padding: calc(4 * var(--spacing-unit)) calc(2 * var(--spacing-unit));
      max-width: 1200px;
      margin: 0 auto;
      text-align: center;
    }

    .page-68-wim__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: calc(2 * var(--spacing-unit));
      margin-top: calc(3 * var(--spacing-unit));
    }

    .page-68-wim__game-card {
      background-color: var(--color-background-light);
      border-radius: 12px;
      padding: calc(2 * var(--spacing-unit));
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      box-sizing: border-box;
    }

    .page-68-wim__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
    }

    .page-68-wim__game-image {
      max-width: 100%;
      height: 200px; /* Fixed height for consistency */
      object-fit: cover;
      border-radius: 8px;
      margin-bottom: var(--spacing-unit);
      box-sizing: border-box;
    }

    .page-68-wim__game-title {
      font-size: 1.5em;
      color: var(--color-primary);
      margin-bottom: 0.5rem;
      font-weight: bold;
    }

    .page-68-wim__game-text {
      font-size: 0.95em;
      color: var(--color-text-dark);
    }

    /* About Us Section */
    .page-68-wim__about-us {
      padding: calc(4 * var(--spacing-unit)) calc(2 * var(--spacing-unit));
      max-width: 1200px;
      margin: 0 auto;
      text-align: center;
      background-color: #181818;
      border-radius: 12px;
      margin-top: calc(4 * var(--spacing-unit));
    }

    .page-68-wim__about-content {
      display: flex;
      align-items: center;
      gap: calc(3 * var(--spacing-unit));
      margin-top: calc(3 * var(--spacing-unit));
      text-align: left;
    }

    .page-68-wim__about-image {
      flex: 1;
      max-width: 500px;
      height: auto;
      border-radius: 12px;
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
      object-fit: cover;
      min-width: 250px;
      box-sizing: border-box;
    }

    .page-68-wim__about-text {
      flex: 2;
      font-size: 1.1em;
      color: var(--color-text-dark);
    }

    .page-68-wim__about-text p {
      margin-bottom: var(--spacing-unit);
    }

    .page-68-wim__about-text .highlight {
      color: var(--color-primary);
      font-weight: bold;
    }

    /* Promotions Section */
    .page-68-wim__promotions {
      padding: calc(4 * var(--spacing-unit)) calc(2 * var(--spacing-unit));
      max-width: 1200px;
      margin: 0 auto;
      text-align: center;
    }

    .page-68-wim__promo-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: calc(2 * var(--spacing-unit));
      margin-top: calc(3 * var(--spacing-unit));
    }

    .page-68-wim__promo-card {
      background-color: var(--color-background-light);
      border-radius: 12px;
      padding: calc(2 * var(--spacing-unit));
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      box-sizing: border-box;
    }

    .page-68-wim__promo-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
    }

    .page-68-wim__promo-image {
      max-width: 100%;
      height: 250px; /* Consistent height for promo images */
      object-fit: cover;
      border-radius: 8px;
      margin-bottom: var(--spacing-unit);
      box-sizing: border-box;
    }

    .page-68-wim__promo-title {
      font-size: 1.4em;
      color: var(--color-secondary);
      margin-bottom: 0.5rem;
      font-weight: bold;
    }

    .page-68-wim__promo-text {
      font-size: 0.95em;
      color: var(--color-text-dark);
    }

    /* Providers & Payment Methods */
    .page-68-wim__providers,
    .page-68-wim__payment-methods {
      padding: calc(4 * var(--spacing-unit)) calc(2 * var(--spacing-unit));
      max-width: 1200px;
      margin: 0 auto;
      text-align: center;
    }

    .page-68-wim__provider-list,
    .page-68-wim__payment-list {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
      gap: var(--spacing-unit);
      margin-top: calc(3 * var(--spacing-unit));
      background-color: var(--color-background-light);
      padding: calc(2 * var(--spacing-unit));
      border-radius: 12px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
      box-sizing: border-box; /* Crucial for list containers */
      width: 100%; /* Ensure container takes full width */
      max-width: 100%;
      margin-left: auto;
      margin-right: auto;
    }

    .page-68-wim__provider-item,
    .page-68-wim__payment-item {
      background-color: #282828;
      color: var(--color-text-light);
      padding: var(--spacing-unit) calc(1.5 * var(--spacing-unit));
      border-radius: 8px;
      font-size: 1.1em;
      font-weight: bold;
      transition: background-color 0.3s ease;
      box-sizing: border-box; /* Crucial for list items */
      text-align: center;
      word-wrap: break-word; /* Ensure text wraps */
      overflow-wrap: break-word;
      word-break: break-word;
    }

    .page-68-wim__provider-item:hover,
    .page-68-wim__payment-item:hover {
      background-color: var(--color-primary);
    }

    /* FAQ Section */
    .page-68-wim__faq-section {
      padding: calc(4 * var(--spacing-unit)) calc(2 * var(--spacing-unit));
      max-width: 1000px;
      margin: 0 auto;
      text-align: center;
    }

    .page-68-wim__faq-container {
      margin-top: calc(3 * var(--spacing-unit));
      text-align: left;
    }

    .page-68-wim__faq-item {
      background-color: var(--color-background-light);
      border-radius: 8px;
      margin-bottom: var(--spacing-unit);
      overflow: hidden;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    }

    .page-68-wim__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: calc(1.5 * var(--spacing-unit));
      cursor: pointer;
      user-select: none;
      background-color: #282828;
      color: var(--color-text-light);
      font-size: 1.2em;
      font-weight: bold;
      transition: background-color 0.3s ease;
    }

    .page-68-wim__faq-question:hover {
      background-color: #3a3a3a;
    }

    .page-68-wim__faq-question-title {
      margin: 0;
      flex-grow: 1;
      pointer-events: none; /* Prevent h3 from blocking click on parent div */
      color: var(--color-text-light);
    }

    .page-68-wim__faq-toggle {
      font-size: 1.5em;
      margin-left: var(--spacing-unit);
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent span from blocking click on parent div */
      color: var(--color-primary);
    }

    .page-68-wim__faq-item.active .page-68-wim__faq-toggle {
      transform: rotate(45deg); /* Change '+' to 'x' visually */
      color: var(--color-secondary);
    }

    .page-68-wim__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 calc(1.5 * var(--spacing-unit));
      color: var(--color-text-dark);
      background-color: var(--color-background-light);
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
    }

    .page-68-wim__faq-item.active .page-68-wim__faq-answer {
      max-height: 2000px !important; /* Sufficiently large to contain content */
      padding: calc(1.5 * var(--spacing-unit)) !important; /* Apply padding when active */
      opacity: 1;
    }

    .page-68-wim__faq-answer p {
      margin: 0;
    }

    /* Call to Action Bottom */
    .page-68-wim__call-to-action {
      padding: calc(4 * var(--spacing-unit)) calc(2 * var(--spacing-unit));
      max-width: 1000px;
      margin: 0 auto;
      text-align: center;
      background-color: #181818;
      border-radius: 12px;
      margin-top: calc(4 * var(--spacing-unit));
      margin-bottom: calc(4 * var(--spacing-unit));
    }

    .page-68-wim__cta-buttons-bottom {
      display: flex;
      justify-content: center;
      gap: var(--spacing-unit);
      margin-top: calc(2 * var(--spacing-unit));
      flex-wrap: wrap;
    }

    /* Floating Buttons */
    .page-68-wim__floating-buttons {
      position: fixed;
      bottom: calc(2 * var(--spacing-unit));
      right: calc(2 * var(--spacing-unit));
      display: flex;
      flex-direction: column;
      gap: var(--spacing-unit);
      z-index: 1000;
    }

    .page-68-wim__floating-button {
      background-color: var(--color-primary);
      color: var(--color-text-light);
      padding: 12px 25px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
      transition: background-color 0.3s ease, transform 0.2s ease;
      text-align: center;
      white-space: nowrap;
    }

    .page-68-wim__floating-button--login {
      background-color: var(--color-secondary);
    }

    .page-68-wim__floating-button:hover {
      transform: translateY(-3px);
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6);
    }

    .page-68-wim__floating-button--login:hover {
      background-color: darken(var(--color-secondary), 10%);
    }

    /* Responsive adjustments */
    @media (max-width: 1024px) {
      .page-68-wim__hero-title {
        font-size: 3em;
      }
      .page-68-wim__hero-description {
        font-size: 1.1em;
      }
      .page-68-wim__section-title {
        font-size: 2.2em;
      }
      .page-68-wim__about-content {
        flex-direction: column;
      }
      .page-68-wim__about-image {
        max-width: 100%;
      }
      .page-68-wim__about-text {
        text-align: center;
      }
    }

    @media (max-width: 768px) {
      .page-68-wim {
        padding-top: 5px; /* Adjust base padding for smaller screens */
      }
      .page-68-wim__hero-section {
        flex-direction: column;
        text-align: center;
        padding: calc(4 * var(--spacing-unit)) calc(1.5 * var(--spacing-unit));
        gap: calc(2 * var(--spacing-unit));
      }
      .page-68-wim__hero-title {
        font-size: 2.5em;
      }
      .page-68-wim__hero-description {
        font-size: 1em;
      }
      .page-68-wim__hero-buttons {
        flex-direction: column;
        gap: 10px;
      }
      .page-68-wim__cta-button {
        width: 100%;
        padding: 12px 20px;
        font-size: 1em;
      }
      .page-68-wim__section-title {
        font-size: 1.8em;
      }
      .page-68-wim__section-description {
        font-size: 0.9em;
      }
      .page-68-wim__section {
        padding: calc(3 * var(--spacing-unit)) calc(1.5 * var(--spacing-unit));
      }

      /* Game grid */
      .page-68-wim__game-grid {
        grid-template-columns: 1fr;
        gap: calc(1.5 * var(--spacing-unit));
        padding: 0 calc(1.5 * var(--spacing-unit));
      }
      .page-68-wim__game-card {
        width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding: calc(1.5 * var(--spacing-unit)) !important;
      }
      .page-68-wim__game-image {
        height: 180px;
      }

      /* About us section */
      .page-68-wim__about-us {
        padding: calc(3 * var(--spacing-unit)) calc(1.5 * var(--spacing-unit));
        margin-top: calc(3 * var(--spacing-unit));
      }
      .page-68-wim__about-content {
        gap: calc(2 * var(--spacing-unit));
      }
      .page-68-wim__about-image {
        margin-bottom: calc(1.5 * var(--spacing-unit));
        width: 100% !important;
        height: auto !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
      }
      .page-68-wim__about-text {
        font-size: 1em;
      }

      /* Promotions grid */
      .page-68-wim__promotions {
        padding: calc(3 * var(--spacing-unit)) calc(1.5 * var(--spacing-unit));
      }
      .page-68-wim__promo-grid {
        grid-template-columns: 1fr;
        gap: calc(1.5 * var(--spacing-unit));
        padding: 0 calc(1.5 * var(--spacing-unit));
      }
      .page-68-wim__promo-card {
        width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding: calc(1.5 * var(--spacing-unit)) !important;
      }
      .page-68-wim__promo-image {
        height: 200px;
      }

      /* Provider and Payment lists */
      .page-68-wim__provider-list,
      .page-68-wim__payment-list {
        grid-template-columns: 1fr;
        gap: var(--spacing-unit);
        padding: calc(1.5 * var(--spacing-unit)) !important;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }
      .page-68-wim__provider-item,
      .page-68-wim__payment-item {
        width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding: 10px 15px !important;
        font-size: 1em;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }

      /* FAQ section */
      .page-68-wim__faq-section {
        padding: calc(3 * var(--spacing-unit)) calc(1.5 * var(--spacing-unit));
      }
      .page-68-wim__faq-question {
        padding: calc(1.2 * var(--spacing-unit)) !important;
        font-size: 1.1em;
      }
      .page-68-wim__faq-answer {
        padding: 0 calc(1.2 * var(--spacing-unit)) !important;
      }
      .page-68-wim__faq-item.active .page-68-wim__faq-answer {
        padding: calc(1.5 * var(--spacing-unit)) !important;
      }

      /* Call to Action Bottom */
      .page-68-wim__call-to-action {
        padding: calc(3 * var(--spacing-unit)) calc(1.5 * var(--spacing-unit));
      }
      .page-68-wim__cta-buttons-bottom {
        flex-direction: column;
        gap: 10px;
      }

      /* Floating buttons */
      .page-68-wim__floating-buttons {
        flex-direction: row;
        justify-content: space-around;
        bottom: 15px;
        left: 15px;
        right: 15px;
        width: auto;
        gap: 10px;
      }
      .page-68-wim__floating-button {
        flex: 1;
        font-size: 1em;
        padding: 10px 0;
      }

      /* General image responsiveness */
      .page-68-wim__hero-image,
      .page-68-wim__game-image,
      .page-68-wim__promo-image {
          max-width: 100% !important;
          height: auto !important;
          box-sizing: border-box !important;
      }
    }