:root {
      --page-hi88vip-primary-color: #fdd835; /* Vàng sáng */
      --page-hi88vip-secondary-color: #e53935; /* Đỏ */
      --page-hi88vip-dark-background: #000000;
      --page-hi88vip-light-text: #ffffff;
      --page-hi88vip-grey-text: #cccccc;
      --page-hi88vip-border-color: #333333;
      --page-hi88vip-spacing-unit: 1rem; /* 16px */
    }

    .page-hi88vip {
      font-family: 'Arial', sans-serif;
      background-color: var(--page-hi88vip-dark-background);
      color: var(--page-hi88vip-light-text);
      line-height: 1.6;
      overflow-x: hidden;
    }

    .page-hi88vip__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 var(--page-hi88vip-spacing-unit);
    }

    /* Fixed Header Spacing */
    .page-hi88vip__hero-section {
      padding-top: 120px; /* Desktop fixed header height */
    }

    @media (max-width: 768px) {
      .page-hi88vip__hero-section {
        padding-top: 100px; /* Mobile fixed header height */
      }
    }

    /* General Typography */
    .page-hi88vip h1,
    .page-hi88vip h2,
    .page-hi88vip h3 {
      color: var(--page-hi88vip-primary-color);
      text-align: center;
      margin-bottom: calc(var(--page-hi88vip-spacing-unit) * 1.5);
      font-weight: bold;
    }

    .page-hi88vip h1 {
      font-size: 2.8rem;
    }

    .page-hi88vip h2 {
      font-size: 2.2rem;
      color: var(--page-hi88vip-light-text);
    }

    .page-hi88vip h3 {
      font-size: 1.8rem;
      color: var(--page-hi88vip-primary-color);
    }

    .page-hi88vip p {
      margin-bottom: var(--page-hi88vip-spacing-unit);
      color: var(--page-hi88vip-grey-text);
    }

    .page-hi88vip a {
      color: var(--page-hi88vip-primary-color);
      text-decoration: none;
      transition: color 0.3s ease;
    }

    .page-hi88vip a:hover {
      color: var(--page-hi88vip-secondary-color);
    }

    /* Buttons */
    .page-hi88vip__button {
      display: inline-block;
      padding: 0.8rem 1.8rem;
      background-color: var(--page-hi88vip-secondary-color);
      color: var(--page-hi88vip-light-text);
      border-radius: 5px;
      text-transform: uppercase;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.2s ease;
      text-align: center;
      cursor: pointer;
      border: none;
    }

    .page-hi88vip__button:hover {
      background-color: #c62828;
      transform: translateY(-2px);
    }

    .page-hi88vip__button--primary {
      background-color: var(--page-hi88vip-primary-color);
      color: var(--page-hi88vip-dark-background);
    }

    .page-hi88vip__button--primary:hover {
      background-color: #fbc02d;
    }

    /* Image Styling */
    .page-hi88vip img {
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto;
      border-radius: 8px;
    }
    
    .page-hi88vip__image-wrapper {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
    }

    /* Hero Section */
    .page-hi88vip__hero-section {
      text-align: center;
      padding: 3rem 0;
      background-color: #1a1a1a;
    }

    .page-hi88vip__hero-content {
      max-width: 800px;
      margin: 0 auto;
    }

    .page-hi88vip__hero-image {
      margin-bottom: 2rem;
    }

    .page-hi88vip__hero-image img {
      max-height: 400px; /* Limit height for banner effect */
      object-fit: cover;
      width: 100%;
    }

    .page-hi88vip__hero-title {
      margin-bottom: 1rem;
      line-height: 1.2;
    }

    .page-hi88vip__hero-description {
      font-size: 1.1rem;
      margin-bottom: 2rem;
    }

    .page-hi88vip__hero-cta-group {
      display: flex;
      justify-content: center;
      gap: var(--page-hi88vip-spacing-unit);
      flex-wrap: wrap;
    }

    /* Floating Login Button */
    .page-hi88vip__floating-buttons {
      position: fixed;
      bottom: 20px;
      right: 20px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      z-index: 1000;
    }

    .page-hi88vip__floating-buttons .page-hi88vip__button {
      min-width: 120px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
    }

    /* Section Styling */
    .page-hi88vip__section {
      padding: 3rem 0;
      border-bottom: 1px solid var(--page-hi88vip-border-color);
    }

    .page-hi88vip__section:last-of-type {
      border-bottom: none;
    }

    /* Game Categories */
    .page-hi88vip__game-categories-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 1.5rem;
    }

    .page-hi88vip__game-card {
      background-color: #1a1a1a;
      border-radius: 10px;
      overflow: hidden;
      text-align: center;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      border: 1px solid var(--page-hi88vip-border-color);
    }

    .page-hi88vip__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
    }

    .page-hi88vip__game-card-image {
      height: 180px;
      display: flex;
      align-items: center;
      justify-content: center;
      background-color: #222;
      border-bottom: 1px solid var(--page-hi88vip-border-color);
    }
    
    .page-hi88vip__game-card-image img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        border-radius: 0; /* Override general img border-radius for card images */
    }

    .page-hi88vip__game-card-content {
      padding: 1rem;
    }

    .page-hi88vip__game-card-content h3 {
      font-size: 1.4rem;
      margin-top: 0.5rem;
      margin-bottom: 0.8rem;
      color: var(--page-hi88vip-primary-color);
    }

    .page-hi88vip__game-card-content p {
      font-size: 0.95rem;
      color: var(--page-hi88vip-grey-text);
    }

    /* Game Providers */
    .page-hi88vip__providers-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
      gap: 1rem;
      justify-items: center;
      align-items: center;
    }

    .page-hi88vip__provider-logo {
      background-color: #222;
      padding: 10px;
      border-radius: 8px;
      transition: transform 0.2s ease;
      border: 1px solid var(--page-hi88vip-border-color);
      display: flex;
      align-items: center;
      justify-content: center;
      height: 80px; /* Ensure a consistent height for logos */
    }

    .page-hi88vip__provider-logo:hover {
      transform: scale(1.05);
    }

    .page-hi88vip__provider-logo img {
      max-width: 100%;
      max-height: 60px; /* Max height for actual logo image */
      object-fit: contain;
      border-radius: 0;
    }

    /* Promotion Section */
    .page-hi88vip__promotion-banner {
      background-color: #222;
      padding: 2rem;
      border-radius: 10px;
      text-align: center;
      margin-top: 2rem;
      border: 1px solid var(--page-hi88vip-border-color);
    }

    .page-hi88vip__promotion-banner h2 {
      font-size: 2.5rem;
      color: var(--page-hi88vip-primary-color);
      margin-bottom: 1rem;
    }

    .page-hi88vip__promotion-banner p {
      font-size: 1.2rem;
      margin-bottom: 2rem;
      color: var(--page-hi88vip-light-text);
    }

    /* Login Guide */
    .page-hi88vip__steps-list {
      list-style: none;
      padding: 0;
      counter-reset: step-counter;
    }

    .page-hi88vip__step-item {
      background-color: #1a1a1a;
      margin-bottom: 1rem;
      padding: 1.5rem;
      border-radius: 8px;
      border: 1px solid var(--page-hi88vip-border-color);
      display: flex;
      align-items: flex-start;
      gap: 1rem;
    }

    .page-hi88vip__step-item::before {
      counter-increment: step-counter;
      content: counter(step-counter);
      display: flex;
      align-items: center;
      justify-content: center;
      min-width: 40px;
      height: 40px;
      background-color: var(--page-hi88vip-primary-color);
      color: var(--page-hi88vip-dark-background);
      border-radius: 50%;
      font-weight: bold;
      font-size: 1.2rem;
      flex-shrink: 0;
    }

    .page-hi88vip__step-content h3 {
      text-align: left;
      margin-top: 0;
      margin-bottom: 0.5rem;
      color: var(--page-hi88vip-light-text);
    }

    .page-hi88vip__step-content p {
      color: var(--page-hi88vip-grey-text);
    }

    /* FAQ Section */
    .page-hi88vip__faq-item {
      background-color: #1a1a1a;
      border: 1px solid var(--page-hi88vip-border-color);
      margin-bottom: 10px;
      border-radius: 8px;
      overflow: hidden;
    }

    .page-hi88vip__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px;
      cursor: pointer;
      user-select: none;
      background-color: #222;
      transition: background-color 0.3s ease;
    }

    .page-hi88vip__faq-question:hover {
      background-color: #333;
    }

    .page-hi88vip__faq-question h3 {
      margin: 0;
      font-size: 1.1rem;
      color: var(--page-hi88vip-light-text);
      text-align: left;
      pointer-events: none; /* Prevents text from blocking click event */
    }

    .page-hi88vip__faq-toggle {
      font-size: 1.5rem;
      font-weight: bold;
      color: var(--page-hi88vip-primary-color);
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevents icon from blocking click event */
    }

    .page-hi88vip__faq-item.active .page-hi88vip__faq-toggle {
      transform: rotate(45deg); /* Change + to X or similar */
    }

    .page-hi88vip__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(--page-hi88vip-grey-text);
    }

    .page-hi88vip__faq-item.active .page-hi88vip__faq-answer {
      max-height: 2000px !important; /* Sufficiently large to contain content */
      padding: 20px 15px !important;
      opacity: 1;
    }
    
    .page-hi88vip__faq-answer p {
        margin-bottom: 0; /* Remove extra margin for last paragraph in answer */
    }

    /* Call to Action Section */
    .page-hi88vip__cta-section {
      text-align: center;
      padding: 4rem 0;
      background-color: #111;
    }

    .page-hi88vip__cta-section h2 {
      font-size: 2.5rem;
      margin-bottom: 1.5rem;
    }

    .page-hi88vip__cta-section p {
      font-size: 1.1rem;
      margin-bottom: 2rem;
    }

    /* Responsive Adjustments */
    @media (max-width: 768px) {
      .page-hi88vip h1 {
        font-size: 2rem;
      }

      .page-hi88vip h2 {
        font-size: 1.8rem;
      }

      .page-hi88vip h3 {
        font-size: 1.5rem;
      }

      .page-hi88vip__hero-section {
        padding: 2rem 0;
      }

      .page-hi88vip__hero-title {
        font-size: 2.2rem;
      }

      .page-hi88vip__hero-description {
        font-size: 1rem;
      }

      .page-hi88vip__hero-cta-group {
        flex-direction: column;
      }

      .page-hi88vip__floating-buttons {
        bottom: 15px;
        right: 15px;
      }
      
      /* Force image responsiveness on mobile */
      .page-hi88vip img {
          max-width: 100% !important;
          height: auto !important;
      }
      .page-hi88vip__image-wrapper {
          width: 100% !important;
          max-width: 100% !important;
          overflow: hidden !important;
          box-sizing: border-box !important;
      }
      
      .page-hi88vip__game-card-image {
        height: 150px;
      }
      
      .page-hi88vip__promotion-banner h2 {
        font-size: 2rem;
      }
      
      .page-hi88vip__promotion-banner p {
        font-size: 1rem;
      }
      
      .page-hi88vip__step-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
      }
      
      .page-hi88vip__step-item::before {
        margin-bottom: 0.5rem;
      }
      
      .page-hi88vip__step-content h3 {
        text-align: center;
      }
      
      .page-hi88vip__faq-question h3 {
        font-size: 1rem;
      }
      
      .page-hi88vip__faq-answer {
        padding: 0 10px;
      }
      
      .page-hi88vip__faq-item.active .page-hi88vip__faq-answer {
        padding: 15px 10px !important;
      }
    }