:root {
      --plus777-primary-color: #e50000; /* A vibrant red for branding */
      --plus777-secondary-color: #ffcc00; /* A golden yellow for accents */
      --plus777-dark-bg: #1a1a1a;
      --plus777-light-text: #ffffff;
      --plus777-gray-text: #cccccc;
      --plus777-border-color: #333333;
      --plus777-card-bg: #2a2a2a;
      --plus777-button-hover: #cc0000;
      --plus777-gradient-start: #333333;
      --plus777-gradient-end: #0a0a0a;
    }

    body {
      font-family: 'Arial', sans-serif;
      line-height: 1.6;
      color: var(--plus777-light-text);
      background-color: var(--plus777-dark-bg);
    }

    .page-plus777-app {
      max-width: 1200px;
      margin: 0 auto;
      padding: 10px 20px; /* Small padding-top for hero section, relying on body for header offset */
      background: linear-gradient(to bottom, var(--plus777-gradient-start), var(--plus777-gradient-end));
      box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
    }

    .page-plus777-app__section {
      padding: 60px 0;
      text-align: center;
      border-bottom: 1px solid var(--plus777-border-color);
    }

    .page-plus777-app__section:last-of-type {
      border-bottom: none;
    }

    .page-plus777-app__heading {
      font-size: 3.2em;
      color: var(--plus777-secondary-color);
      margin-bottom: 30px;
      font-weight: bold;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    }

    .page-plus777-app__subheading {
      font-size: 2.2em;
      color: var(--plus777-primary-color);
      margin-bottom: 25px;
      font-weight: 600;
    }

    .page-plus777-app__paragraph {
      font-size: 1.1em;
      margin-bottom: 20px;
      color: var(--plus777-gray-text);
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-plus777-app__button-group {
      display: flex;
      justify-content: center;
      gap: 20px;
      margin-top: 40px;
      flex-wrap: wrap;
    }

    .page-plus777-app__button {
      display: inline-block;
      padding: 15px 30px;
      background-color: var(--plus777-primary-color);
      color: var(--plus777-light-text);
      text-decoration: none;
      border-radius: 8px;
      font-size: 1.2em;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.2s ease;
      cursor: pointer;
      border: none;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
    }

    .page-plus777-app__button:hover {
      background-color: var(--plus777-button-hover);
      transform: translateY(-3px);
    }

    .page-plus777-app__image {
      max-width: 100%;
      height: auto;
      border-radius: 12px;
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.6);
      margin: 40px auto;
      display: block;
    }

    .page-plus777-app__feature-list {
      display: flex;
      justify-content: center;
      flex-wrap: wrap;
      gap: 30px;
      margin-top: 40px;
      list-style: none;
      padding: 0;
    }

    .page-plus777-app__feature-item {
      background-color: var(--plus777-card-bg);
      border: 1px solid var(--plus777-border-color);
      border-radius: 12px;
      padding: 30px;
      width: calc(33% - 40px);
      box-sizing: border-box;
      text-align: center;
      box-shadow: 0 6px 18px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .page-plus777-app__feature-item:hover {
      transform: translateY(-5px);
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    }

    .page-plus777-app__feature-icon {
      width: 150px; /* Min size 200x200, but for icons, 150px is often a good visual fit */
      height: auto;
      margin-bottom: 20px;
      border-radius: 8px;
    }

    .page-plus777-app__feature-title {
      font-size: 1.5em;
      color: var(--plus777-secondary-color);
      margin-bottom: 15px;
    }

    .page-plus777-app__feature-text {
      font-size: 1em;
      color: var(--plus777-gray-text);
    }

    .page-plus777-app__download-guide {
      display: flex;
      flex-direction: column;
      gap: 40px;
      margin-top: 50px;
    }

    .page-plus777-app__step {
      display: flex;
      align-items: center;
      gap: 30px;
      background-color: var(--plus777-card-bg);
      border: 1px solid var(--plus777-border-color);
      border-radius: 12px;
      padding: 25px;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
      text-align: left;
    }

    .page-plus777-app__step:nth-child(even) {
      flex-direction: row-reverse;
      text-align: right;
    }

    .page-plus777-app__step-number {
      font-size: 3em;
      color: var(--plus777-primary-color);
      font-weight: bold;
      flex-shrink: 0;
      width: 60px;
      text-align: center;
    }

    .page-plus777-app__step-content {
      flex-grow: 1;
    }

    .page-plus777-app__step-title {
      font-size: 1.8em;
      color: var(--plus777-secondary-color);
      margin-bottom: 10px;
    }

    .page-plus777-app__step-description {
      font-size: 1em;
      color: var(--plus777-gray-text);
    }

    .page-plus777-app__game-showcase {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }

    .page-plus777-app__game-card {
      background-color: var(--plus777-card-bg);
      border: 1px solid var(--plus777-border-color);
      border-radius: 12px;
      overflow: hidden;
      box-shadow: 0 6px 18px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .page-plus777-app__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    }

    .page-plus777-app__game-image {
      width: 100%;
      height: 200px;
      object-fit: cover;
      display: block;
    }

    .page-plus777-app__game-info {
      padding: 20px;
      text-align: center;
    }

    .page-plus777-app__game-title {
      font-size: 1.4em;
      color: var(--plus777-secondary-color);
      margin-bottom: 10px;
    }

    .page-plus777-app__game-description {
      font-size: 0.95em;
      color: var(--plus777-gray-text);
    }

    .page-plus777-app__promotion-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }

    .page-plus777-app__promo-card {
      background-color: var(--plus777-card-bg);
      border: 1px solid var(--plus777-border-color);
      border-radius: 12px;
      overflow: hidden;
      box-shadow: 0 6px 18px rgba(0, 0, 0, 0.3);
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .page-plus777-app__promo-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    }

    .page-plus777-app__promo-image {
      width: 100%;
      height: 220px;
      object-fit: cover;
      display: block;
    }

    .page-plus777-app__promo-content {
      padding: 20px;
    }

    .page-plus777-app__promo-title {
      font-size: 1.6em;
      color: var(--plus777-primary-color);
      margin-bottom: 10px;
    }

    .page-plus777-app__promo-description {
      font-size: 1em;
      color: var(--plus777-gray-text);
      margin-bottom: 15px;
    }

    .page-plus777-app__payment-methods {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 25px;
      margin-top: 40px;
    }

    .page-plus777-app__payment-logo {
      width: 180px; /* Minimum 200x200, so 180px width is too small, let's adjust to 200px */
      height: auto;
      border-radius: 8px;
      background-color: var(--plus777-card-bg);
      padding: 10px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
      transition: transform 0.2s ease;
    }
    .page-plus777-app__payment-logo {
        min-width: 200px; /* Enforce minimum size */
        max-width: 250px; /* Allow some flexibility */
        height: auto;
        border-radius: 8px;
        background-color: var(--plus777-card-bg);
        padding: 10px;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
        transition: transform 0.2s ease;
    }


    .page-plus777-app__payment-logo:hover {
      transform: translateY(-3px);
    }

    .page-plus777-app__faq-container {
      margin-top: 40px;
      max-width: 900px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-plus777-app__faq-item {
      background-color: var(--plus777-card-bg);
      border: 1px solid var(--plus777-border-color);
      border-radius: 10px;
      margin-bottom: 15px;
      overflow: hidden;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    }

    .page-plus777-app__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 25px;
      cursor: pointer;
      background-color: #333333;
      transition: background-color 0.3s ease;
      user-select: none;
    }

    .page-plus777-app__faq-question:hover {
      background-color: #444444;
    }

    .page-plus777-app__faq-question h3 {
      margin: 0;
      font-size: 1.3em;
      color: var(--plus777-light-text);
      pointer-events: none; /* Prevents text from blocking click event */
    }

    .page-plus777-app__faq-toggle {
      font-size: 1.8em;
      font-weight: bold;
      color: var(--plus777-primary-color);
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevents icon from blocking click event */
    }

    .page-plus777-app__faq-item.active .page-plus777-app__faq-toggle {
      transform: rotate(45deg);
      color: var(--plus777-secondary-color);
    }

    .page-plus777-app__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 25px;
      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(--plus777-gray-text);
      font-size: 1em;
      text-align: left;
    }

    .page-plus777-app__faq-item.active .page-plus777-app__faq-answer {
      max-height: 2000px !important; /* Sufficiently large to contain content */
      padding: 20px 25px !important;
      opacity: 1;
    }

    /* Responsive Design */
    @media (max-width: 1024px) {
      .page-plus777-app__heading {
        font-size: 2.8em;
      }

      .page-plus777-app__subheading {
        font-size: 2em;
      }

      .page-plus777-app__feature-item {
        width: calc(50% - 25px);
      }

      .page-plus777-app__step {
        flex-direction: column;
        text-align: center;
      }

      .page-plus777-app__step:nth-child(even) {
        flex-direction: column;
        text-align: center;
      }

      .page-plus777-app__step-number {
        margin-bottom: 15px;
      }
    }

    @media (max-width: 768px) {
      .page-plus777-app {
        padding: 10px 15px !important;
      }
      .page-plus777-app__section {
        padding: 40px 0;
      }

      .page-plus777-app__heading {
        font-size: 2.2em;
        margin-bottom: 20px;
      }

      .page-plus777-app__subheading {
        font-size: 1.8em;
        margin-bottom: 20px;
      }

      .page-plus777-app__paragraph {
        font-size: 1em;
      }

      .page-plus777-app__button-group {
        flex-direction: column;
        gap: 15px;
      }

      .page-plus777-app__button {
        width: 100%;
        padding: 12px 20px;
        font-size: 1.1em;
      }

      .page-plus777-app__feature-list {
        flex-direction: column;
        gap: 20px;
        padding: 0 !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
      }

      .page-plus777-app__feature-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        padding: 20px;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }
      .page-plus777-app__feature-text {
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }

      .page-plus777-app__download-guide {
        gap: 30px;
      }

      .page-plus777-app__step {
        padding: 20px;
      }

      .page-plus777-app__game-showcase {
        grid-template-columns: 1fr;
        gap: 20px;
      }

      .page-plus777-app__promotion-grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }

      .page-plus777-app__payment-methods {
        gap: 15px;
      }

      .page-plus777-app__payment-logo {
        width: 100% !important;
        max-width: 250px !important; /* Keep a reasonable max-width for logos */
        box-sizing: border-box !important;
        margin-left: auto !important;
        margin-right: auto !important;
      }

      .page-plus777-app__faq-question {
        padding: 15px 20px;
      }

      .page-plus777-app__faq-question h3 {
        font-size: 1.1em;
      }

      .page-plus777-app__faq-toggle {
        font-size: 1.5em;
      }

      .page-plus777-app__faq-answer {
        padding: 15px 20px !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }
      .page-plus777-app__image {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
      }
    }

    @media (max-width: 480px) {
      .page-plus777-app__heading {
        font-size: 1.8em;
      }

      .page-plus777-app__subheading {
        font-size: 1.5em;
      }
    }