:root {
      --page-sumvipapk-primary-color: #007bff;
      --page-sumvipapk-secondary-color: #6c757d;
      --page-sumvipapk-accent-color: #ffc107;
      --page-sumvipapk-dark-bg: #1a1a2e;
      --page-sumvipapk-light-bg: #f8f9fa;
      --page-sumvipapk-text-color: #e0e0e0;
      --page-sumvipapk-heading-color: #ffffff;
      --page-sumvipapk-card-bg: #2e2e4a;
      --page-sumvipapk-border-color: #444466;
      --page-sumvipapk-button-hover: #0056b3;
      --page-sumvipapk-gradient-start: #2a0a5e;
      --page-sumvipapk-gradient-end: #000000;
    }

    body {
      margin: 0;
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      line-height: 1.6;
      color: var(--page-sumvipapk-text-color);
      background: linear-gradient(to bottom, var(--page-sumvipapk-gradient-start), var(--page-sumvipapk-gradient-end));
      min-height: 100vh;
    }

    .page-sumvipapk {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
      background-color: rgba(0, 0, 0, 0.6); /* Slightly transparent background for content */
      box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
      padding-bottom: 80px; /* Space for floating button */
    }

    .page-sumvipapk__hero-section {
      text-align: center;
      padding: 100px 20px 60px; /* Added padding-top for fixed header */
      background: url('[GALLERY:hero:sumvip_apk_banner,game_interface,mobile_gaming]') no-repeat center center/cover;
      border-radius: 10px;
      margin-bottom: 40px;
      position: relative;
      overflow: hidden;
      color: var(--page-sumvipapk-heading-color);
      box-sizing: border-box;
    }

    .page-sumvipapk__hero-section::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: linear-gradient(to top, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.4));
      z-index: 1;
    }

    .page-sumvipapk__hero-content {
      position: relative;
      z-index: 2;
    }

    .page-sumvipapk__main-heading {
      font-size: 3.5em;
      margin-bottom: 20px;
      color: var(--page-sumvipapk-heading-color);
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
      line-height: 1.2;
    }

    .page-sumvipapk__hero-description {
      font-size: 1.4em;
      margin-bottom: 30px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
      color: #f0f0f0;
    }

    .page-sumvipapk__download-button {
      display: inline-block;
      background-color: var(--page-sumvipapk-accent-color);
      color: var(--page-sumvipapk-dark-bg);
      padding: 18px 40px;
      border-radius: 50px;
      text-decoration: none;
      font-size: 1.6em;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.3s ease;
      border: none;
      cursor: pointer;
      box-shadow: 0 6px 15px rgba(255, 193, 7, 0.4);
    }

    .page-sumvipapk__download-button:hover {
      background-color: #e0a800;
      transform: translateY(-3px);
    }

    .page-sumvipapk__section {
      background-color: var(--page-sumvipapk-card-bg);
      padding: 40px;
      margin-bottom: 30px;
      border-radius: 10px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
      border: 1px solid var(--page-sumvipapk-border-color);
    }

    .page-sumvipapk__section-heading {
      font-size: 2.5em;
      color: var(--page-sumvipapk-heading-color);
      margin-bottom: 25px;
      text-align: center;
      position: relative;
      padding-bottom: 15px;
    }

    .page-sumvipapk__section-heading::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 80px;
      height: 4px;
      background-color: var(--page-sumvipapk-primary-color);
      border-radius: 2px;
    }

    .page-sumvipapk__text-content {
      font-size: 1.1em;
      line-height: 1.8;
      margin-bottom: 20px;
      text-align: justify;
      color: var(--page-sumvipapk-text-color);
    }

    .page-sumvipapk__highlight {
      color: var(--page-sumvipapk-accent-color);
      font-weight: bold;
    }

    .page-sumvipapk__sub-heading {
      font-size: 1.8em;
      color: var(--page-sumvipapk-primary-color);
      margin-top: 30px;
      margin-bottom: 15px;
      border-bottom: 2px solid var(--page-sumvipapk-primary-color);
      padding-bottom: 10px;
    }

    .page-sumvipapk__feature-list {
      list-style: none;
      padding: 0;
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 25px;
      margin-top: 25px;
    }

    .page-sumvipapk__feature-item {
      background-color: var(--page-sumvipapk-dark-bg);
      padding: 25px;
      border-radius: 8px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
      border: 1px solid var(--page-sumvipapk-border-color);
      text-align: center;
      transition: transform 0.3s ease, background-color 0.3s ease;
      box-sizing: border-box; /* Crucial for list items */
    }

    .page-sumvipapk__feature-item:hover {
      transform: translateY(-5px);
      background-color: #3a3a5a;
    }

    .page-sumvipapk__feature-item-icon {
      margin-bottom: 15px;
      width: 80px; /* Adjusted from smaller icon size */
      height: 80px; /* Adjusted from smaller icon size */
      object-fit: contain;
      display: block;
      margin-left: auto;
      margin-right: auto;
      border-radius: 5px;
    }

    .page-sumvipapk__feature-item h3 {
      font-size: 1.5em;
      color: var(--page-sumvipapk-accent-color);
      margin-bottom: 10px;
    }

    .page-sumvipapk__feature-item p {
      font-size: 1em;
      color: var(--page-sumvipapk-text-color);
    }

    .page-sumvipapk__image-container {
      text-align: center;
      margin: 30px 0;
      background-color: var(--page-sumvipapk-dark-bg);
      padding: 20px;
      border-radius: 10px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
      border: 1px solid var(--page-sumvipapk-border-color);
      width: 100%; /* Ensure container takes full width */
      max-width: 100%; /* Ensure container takes full width */
      overflow: hidden; /* Hide overflow if image is too large */
      box-sizing: border-box; /* Include padding in width */
    }

    .page-sumvipapk__content-image {
      max-width: 100%;
      height: auto;
      border-radius: 8px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
      display: block;
      margin: 0 auto;
      min-width: 200px; /* Minimum size requirement */
      min-height: 200px; /* Minimum size requirement */
      object-fit: cover;
    }

    .page-sumvipapk__step-list {
      list-style: none;
      padding: 0;
      display: flex;
      flex-direction: column;
      gap: 20px;
    }

    .page-sumvipapk__step-item {
      background-color: var(--page-sumvipapk-dark-bg);
      padding: 20px 30px;
      border-left: 5px solid var(--page-sumvipapk-primary-color);
      border-radius: 8px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
      display: flex;
      align-items: flex-start;
      box-sizing: border-box; /* Crucial for list items */
    }

    .page-sumvipapk__step-number {
      font-size: 2em;
      font-weight: bold;
      color: var(--page-sumvipapk-accent-color);
      margin-right: 20px;
      flex-shrink: 0;
      background-color: var(--page-sumvipapk-primary-color);
      border-radius: 50%;
      width: 45px;
      height: 45px;
      display: flex;
      justify-content: center;
      align-items: center;
      color: var(--page-sumvipapk-heading-color);
    }

    .page-sumvipapk__step-content h4 {
      font-size: 1.5em;
      color: var(--page-sumvipapk-heading-color);
      margin-top: 0;
      margin-bottom: 10px;
    }

    .page-sumvipapk__step-content p {
      font-size: 1em;
      color: var(--page-sumvipapk-text-color);
      margin-bottom: 0;
    }

    .page-sumvipapk__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 25px;
      margin-top: 30px;
    }

    .page-sumvipapk__game-card {
      background-color: var(--page-sumvipapk-dark-bg);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
      border: 1px solid var(--page-sumvipapk-border-color);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      box-sizing: border-box; /* Crucial for list items */
    }

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

    .page-sumvipapk__game-card-image {
      width: 100%;
      height: 180px;
      object-fit: cover;
      display: block;
      min-width: 200px; /* Minimum size requirement */
      min-height: 200px; /* Minimum size requirement */
    }

    .page-sumvipapk__game-card-content {
      padding: 20px;
      text-align: center;
    }

    .page-sumvipapk__game-card-title {
      font-size: 1.4em;
      color: var(--page-sumvipapk-accent-color);
      margin-bottom: 10px;
    }

    .page-sumvipapk__game-card-description {
      font-size: 0.95em;
      color: var(--page-sumvipapk-text-color);
    }

    .page-sumvipapk__faq-section {
      margin-top: 50px;
    }

    .page-sumvipapk__faq-item {
      background-color: var(--page-sumvipapk-dark-bg);
      border: 1px solid var(--page-sumvipapk-border-color);
      border-radius: 8px;
      margin-bottom: 15px;
      overflow: hidden;
      box-sizing: border-box; /* Crucial for list items */
    }

    .page-sumvipapk__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 25px;
      cursor: pointer;
      background-color: var(--page-sumvipapk-card-bg);
      color: var(--page-sumvipapk-heading-color);
      font-size: 1.2em;
      font-weight: bold;
      transition: background-color 0.3s ease;
      user-select: none;
    }

    .page-sumvipapk__faq-question:hover {
      background-color: #3a3a5a;
    }

    .page-sumvipapk__faq-question h3 {
      margin: 0;
      color: var(--page-sumvipapk-heading-color);
      font-size: 1.2em;
      pointer-events: none; /* Prevent h3 from blocking click event */
    }

    .page-sumvipapk__faq-toggle {
      font-size: 1.8em;
      line-height: 1;
      transition: transform 0.3s ease;
      color: var(--page-sumvipapk-accent-color);
      pointer-events: none; /* Prevent toggle from blocking click event */
    }

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

    .page-sumvipapk__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 25px;
      background-color: var(--page-sumvipapk-dark-bg);
      color: var(--page-sumvipapk-text-color);
      font-size: 1em;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
    }

    .page-sumvipapk__faq-item.active .page-sumvipapk__faq-answer {
      max-height: 2000px !important; /* Use !important as required */
      padding: 20px 25px !important; /* Use !important as required */
      opacity: 1;
    }

    .page-sumvipapk__floating-button {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background-color: var(--page-sumvipapk-accent-color);
      color: var(--page-sumvipapk-dark-bg);
      padding: 15px 25px;
      border-radius: 50px;
      text-decoration: none;
      font-size: 1.2em;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.3s ease;
      z-index: 1000;
      box-shadow: 0 8px 20px rgba(255, 193, 7, 0.5);
      border: none;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .page-sumvipapk__floating-button:hover {
      background-color: #e0a800;
      transform: translateY(-5px);
    }

    /* Responsive Design */
    @media (max-width: 992px) {
      .page-sumvipapk__main-heading {
        font-size: 2.8em;
      }
      .page-sumvipapk__hero-description {
        font-size: 1.2em;
      }
      .page-sumvipapk__download-button {
        font-size: 1.4em;
        padding: 15px 30px;
      }
      .page-sumvipapk__section-heading {
        font-size: 2em;
      }
      .page-sumvipapk__sub-heading {
        font-size: 1.6em;
      }
    }

    @media (max-width: 768px) {
      .page-sumvipapk {
        padding: 0 10px;
      }
      .page-sumvipapk__hero-section {
        padding: 80px 15px 40px; /* Adjusted padding-top for fixed header on mobile */
      }
      .page-sumvipapk__main-heading {
        font-size: 2.2em;
      }
      .page-sumvipapk__hero-description {
        font-size: 1em;
      }
      .page-sumvipapk__download-button {
        font-size: 1.2em;
        padding: 12px 25px;
      }
      .page-sumvipapk__section {
        padding: 25px;
        margin-bottom: 20px;
      }
      .page-sumvipapk__section-heading {
        font-size: 1.8em;
      }
      .page-sumvipapk__sub-heading {
        font-size: 1.4em;
      }
      .page-sumvipapk__text-content {
        font-size: 0.95em;
      }

      /* List item responsive adjustments */
      .page-sumvipapk__feature-list,
      .page-sumvipapk__game-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        padding: 0 !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }

      .page-sumvipapk__feature-item,
      .page-sumvipapk__game-card,
      .page-sumvipapk__step-item,
      .page-sumvipapk__faq-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        padding: 20px !important; /* Adjust padding for smaller screens */
        margin-left: 0 !important;
        margin-right: 0 !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }

      .page-sumvipapk__feature-item h3,
      .page-sumvipapk__game-card-title,
      .page-sumvipapk__step-content h4 {
        font-size: 1.3em;
      }

      .page-sumvipapk__faq-question {
        padding: 15px 20px;
        font-size: 1.1em;
      }

      .page-sumvipapk__faq-question h3 {
        font-size: 1.1em;
      }

      .page-sumvipapk__faq-answer {
        padding: 0 20px;
      }
      .page-sumvipapk__faq-item.active .page-sumvipapk__faq-answer {
        padding: 15px 20px !important;
      }

      .page-sumvipapk__floating-button {
        bottom: 15px;
        right: 15px;
        padding: 12px 20px;
        font-size: 1em;
      }

      /* Image responsive adjustments */
      .page-sumvipapk__content-image,
      .page-sumvipapk__game-card-image {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
      }

      .page-sumvipapk__image-container {
        width: 100% !important;
        max-width: 100% !important;
        overflow: hidden !important;
        box-sizing: border-box !important;
        padding: 15px !important;
      }
    }

    @media (max-width: 480px) {
      .page-sumvipapk__hero-section {
        padding: 70px 10px 30px;
      }
      .page-sumvipapk__main-heading {
        font-size: 1.8em;
      }
      .page-sumvipapk__hero-description {
        font-size: 0.9em;
      }
      .page-sumvipapk__download-button {
        font-size: 1em;
        padding: 10px 20px;
      }
      .page-sumvipapk__section-heading {
        font-size: 1.6em;
      }
      .page-sumvipapk__sub-heading {
        font-size: 1.2em;
      }
      .page-sumvipapk__step-number {
        font-size: 1.5em;
        width: 35px;
        height: 35px;
        margin-right: 15px;
      }
      .page-sumvipapk__step-content h4 {
        font-size: 1.2em;
      }
      .page-sumvipapk__step-content p {
        font-size: 0.9em;
      }
      .page-sumvipapk__floating-button {
        bottom: 10px;
        right: 10px;
        padding: 10px 18px;
        font-size: 0.9em;
      }
    }