/* CSS Bắt Đầu */
    .page-55vin-com {
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      color: #333;
      line-height: 1.6;
      background-color: #f0f2f5;
      padding-top: 10px; /* Adjusting for potential fixed header, per instructions */
    }

    .page-55vin-com__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
      box-sizing: border-box;
    }

    .page-55vin-com__section {
      background-color: #ffffff;
      margin-bottom: 25px;
      padding: 30px 20px;
      border-radius: 10px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    }

    .page-55vin-com__hero-section {
      text-align: center;
      padding: 50px 20px;
      background: linear-gradient(135deg, #1a2a6c, #b21f1f, #fdbb2d); /* Gradient colors for a vibrant look */
      color: #ffffff;
      border-radius: 0;
      box-shadow: none;
      margin-bottom: 25px;
    }

    .page-55vin-com__hero-title {
      font-size: 2.8em;
      margin-bottom: 15px;
      font-weight: 700;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
      color: #fff; /* Ensure high contrast */
    }

    .page-55vin-com__hero-description {
      font-size: 1.3em;
      max-width: 800px;
      margin: 0 auto 30px auto;
      color: #e0e0e0; /* Ensure high contrast */
    }

    .page-55vin-com__cta-button {
      display: inline-block;
      background-color: #ff4500; /* Orange-red for call to action */
      color: #ffffff;
      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;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    }

    .page-55vin-com__cta-button:hover {
      background-color: #e63900;
      transform: translateY(-3px);
    }

    .page-55vin-com__floating-buttons {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      display: flex;
      gap: 15px;
      z-index: 1000;
    }

    .page-55vin-com__floating-button {
      background-color: #007bff; /* Blue for primary action */
      color: #ffffff;
      padding: 12px 25px;
      border-radius: 30px;
      text-decoration: none;
      font-weight: bold;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
      transition: background-color 0.3s ease, transform 0.3s ease;
      border: none;
      cursor: pointer;
    }

    .page-55vin-com__floating-button--register {
      background-color: #28a745; /* Green for register */
    }

    .page-55vin-com__floating-button--login {
      background-color: #007bff; /* Blue for login */
    }

    .page-55vin-com__floating-button:hover {
      transform: translateY(-3px);
      box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
    }
    .page-55vin-com__floating-button--register:hover {
      background-color: #218838;
    }
    .page-55vin-com__floating-button--login:hover {
      background-color: #0056b3;
    }

    .page-55vin-com__section-title {
      text-align: center;
      font-size: 2.2em;
      margin-bottom: 30px;
      color: #2c3e50;
      font-weight: 700;
    }

    .page-55vin-com__game-grid,
    .page-55vin-com__promo-grid,
    .page-55vin-com__provider-grid,
    .page-55vin-com__payment-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      justify-content: center;
      align-items: stretch;
    }

    .page-55vin-com__card {
      background-color: #fdfdfd;
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-align: center;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .page-55vin-com__card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    }

    .page-55vin-com__card-image {
      width: 100%;
      height: 200px;
      object-fit: cover;
      display: block;
      max-width: 100%; /* Important for responsiveness */
      height: auto; /* Important for responsiveness */
      box-sizing: border-box; /* Important for responsiveness */
    }
    .page-55vin-com__card-image-container {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
    }

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

    .page-55vin-com__card-title {
      font-size: 1.4em;
      margin-bottom: 10px;
      color: #34495e;
      font-weight: 600;
    }

    .page-55vin-com__card-description {
      font-size: 0.95em;
      color: #555;
      margin-bottom: 15px;
      word-wrap: break-word; /* Ensure text wraps */
      overflow-wrap: break-word;
    }

    .page-55vin-com__feature-list {
      list-style: none;
      padding: 0;
      margin: 0;
      display: flex;
      flex-wrap: wrap;
      gap: 15px;
      justify-content: center;
    }

    .page-55vin-com__feature-item {
      background-color: #ecf0f1;
      border-left: 5px solid #3498db;
      padding: 15px 20px;
      border-radius: 8px;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
      font-size: 1.1em;
      color: #2c3e50;
      flex: 1 1 calc(33% - 30px); /* 3 items per row on desktop */
      box-sizing: border-box; /* Important for list items */
      word-wrap: break-word;
      overflow-wrap: break-word;
    }
    
    .page-55vin-com__promo-item {
      text-align: left;
      padding: 20px;
      background-color: #f9f9f9;
      border: 1px solid #eee;
      border-radius: 8px;
      word-wrap: break-word;
      overflow-wrap: break-word;
    }
    
    .page-55vin-com__promo-item h3 {
      color: #e74c3c;
      margin-bottom: 10px;
      font-size: 1.3em;
    }

    .page-55vin-com__promo-item p {
      color: #555;
      font-size: 0.95em;
    }

    .page-55vin-com__provider-logo,
    .page-55vin-com__payment-logo {
      width: 100%;
      height: 120px; /* Fixed height for logos */
      object-fit: contain; /* Ensure logos are fully visible */
      display: block;
      margin: 0 auto;
      max-width: 100%; /* Important for responsiveness */
      height: auto; /* Important for responsiveness */
      box-sizing: border-box; /* Important for responsiveness */
    }
    .page-55vin-com__provider-logo-container,
    .page-55vin-com__payment-logo-container {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
    }

    .page-55vin-com__news-item {
      background-color: #fdfdfd;
      border-radius: 8px;
      padding: 20px;
      margin-bottom: 15px;
      box-shadow: 0 1px 5px rgba(0, 0, 0, 0.05);
      word-wrap: break-word;
      overflow-wrap: break-word;
    }

    .page-55vin-com__news-item h3 {
      font-size: 1.2em;
      color: #2c3e50;
      margin-bottom: 10px;
    }

    .page-55vin-com__news-item p {
      font-size: 0.9em;
      color: #666;
    }

    /* FAQ Styles */
    .page-55vin-com__faq-section {
      padding: 30px 20px;
      background-color: #ffffff;
      margin-bottom: 25px;
      border-radius: 10px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    }

    .page-55vin-com__faq-item {
      border: 1px solid #ddd;
      border-radius: 8px;
      margin-bottom: 15px;
      overflow: hidden;
      background-color: #fdfdfd;
    }

    .page-55vin-com__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      background-color: #e9ecef;
      cursor: pointer;
      user-select: none;
      font-size: 1.1em;
      font-weight: 600;
      color: #34495e;
      transition: background-color 0.3s ease;
      border-bottom: 1px solid #ddd;
    }

    .page-55vin-com__faq-question:hover {
      background-color: #dee2e6;
    }

    .page-55vin-com__faq-question h3 {
      margin: 0;
      flex-grow: 1;
      pointer-events: none; /* Prevent h3 from blocking click on parent */
      color: #34495e; /* Ensure good contrast */
    }

    .page-55vin-com__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-55vin-com__faq-item.active .page-55vin-com__faq-toggle {
      transform: rotate(45deg); /* Change + to X or similar */
    }
    .page-55vin-com__faq-item.active .page-55vin-com__faq-toggle::before {
        content: "−"; /* Change + to - */
    }
    .page-55vin-com__faq-item .page-55vin-com__faq-toggle::before {
        content: "+"; /* Default to + */
    }

    .page-55vin-com__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;
      background-color: #ffffff;
      color: #555; /* Ensure good contrast */
    }

    .page-55vin-com__faq-item.active .page-55vin-com__faq-answer {
      max-height: 2000px !important; /* Sufficiently large to accommodate content */
      padding: 20px 15px !important;
      opacity: 1;
    }
    .page-55vin-com__faq-answer p {
        margin-top: 0;
        margin-bottom: 10px;
        word-wrap: break-word;
        overflow-wrap: break-word;
    }

    /* Responsive Design */
    @media (max-width: 768px) {
      .page-55vin-com__hero-title {
        font-size: 2em;
      }

      .page-55vin-com__hero-description {
        font-size: 1.1em;
      }

      .page-55vin-com__section-title {
        font-size: 1.8em;
      }

      .page-55vin-com__game-grid,
      .page-55vin-com__promo-grid,
      .page-55vin-com__provider-grid,
      .page-55vin-com__payment-grid {
        grid-template-columns: 1fr; /* Single column on mobile */
      }
      
      .page-55vin-com__card,
      .page-55vin-com__promo-item {
        margin: 0 auto; /* Center cards */
        max-width: 95%; /* Adjust width for mobile */
      }

      .page-55vin-com__feature-item {
        width: 100% !important; /* Full width for list items */
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding: 12px 15px !important; /* Adjust padding */
      }
      .page-55vin-com__feature-list {
        padding: 0 !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
      }

      .page-55vin-com__floating-buttons {
        gap: 10px;
        width: calc(100% - 30px);
        bottom: 15px;
      }

      .page-55vin-com__floating-button {
        flex: 1;
        padding: 10px 15px;
        font-size: 0.9em;
      }

      .page-55vin-com__card-image,
      .page-55vin-com__provider-logo,
      .page-55vin-com__payment-logo {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
      }
      .page-55vin-com__card-image-container,
      .page-55vin-com__provider-logo-container,
      .page-55vin-com__payment-logo-container {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
      }

      .page-55vin-com__faq-question {
        font-size: 1em;
        padding: 12px 15px;
      }
      .page-55vin-com__faq-answer {
        padding: 15px 15px !important; /* Adjust padding for mobile */
      }
    }

    @media (max-width: 480px) {
      .page-55vin-com__hero-title {
        font-size: 1.8em;
      }
      .page-55vin-com__hero-description {
        font-size: 1em;
      }
      .page-55vin-com__cta-button {
        padding: 12px 25px;
        font-size: 1em;
      }
    }
    /* CSS Kết Thúc */