:root {
      --primary-color: #0056b3; /* Darker blue for primary actions */
      --secondary-color: #007bff; /* Lighter blue for accents */
      --text-color: #333;
      --light-bg: #f8f9fa;
      --dark-bg: #e9ecef;
      --white: #fff;
      --border-color: #dee2e6;
      --hover-color: #004085;
      --shadow-light: rgba(0, 0, 0, 0.1);
      --shadow-medium: rgba(0, 0, 0, 0.2);
    }

    .page-yy777-login-app-for-android {
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      line-height: 1.6;
      color: var(--text-color);
      background-color: var(--white);
    }

    .page-yy777-login-app-for-android__hero-section {
      position: relative;
      background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
      color: var(--white);
      text-align: center;
      padding: 10px 20px 80px 20px; /* Small padding-top, assuming body has header offset */
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
      min-height: 450px;
    }

    .page-yy777-login-app-for-android__hero-section::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: url('[GALLERY:pattern:1920x1080:abstract,geometric,blue]') no-repeat center center/cover;
      opacity: 0.15;
      z-index: 0;
    }

    .page-yy777-login-app-for-android__hero-content {
      position: relative;
      z-index: 1;
      max-width: 900px;
      margin: 0 auto;
    }

    .page-yy777-login-app-for-android__hero-content h1 {
      font-size: 3.2em;
      margin-bottom: 20px;
      line-height: 1.2;
      font-weight: 700;
      text-shadow: 2px 2px 4px var(--shadow-medium);
    }

    .page-yy777-login-app-for-android__hero-content p {
      font-size: 1.3em;
      margin-bottom: 30px;
      max-width: 700px;
      margin-left: auto;
      margin-right: auto;
      text-shadow: 1px 1px 2px var(--shadow-medium);
    }

    .page-yy777-login-app-for-android__button {
      display: inline-block;
      background-color: #ffc107; /* Bright yellow for CTA */
      color: var(--primary-color);
      padding: 15px 35px;
      border-radius: 50px;
      text-decoration: none;
      font-size: 1.2em;
      font-weight: 700;
      transition: background-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
      box-shadow: 0 4px 10px var(--shadow-medium);
      border: none; /* Ensure no default button border */
      cursor: pointer; /* Indicate it's clickable */
    }

    .page-yy777-login-app-for-android__button:hover {
      background-color: #e0a800; /* Darker yellow on hover */
      transform: translateY(-3px);
      box-shadow: 0 6px 15px var(--shadow-medium);
    }

    .page-yy777-login-app-for-android__section {
      padding: 60px 20px;
      background-color: var(--white);
      text-align: center;
    }

    .page-yy777-login-app-for-android__section--dark {
      background-color: var(--light-bg);
    }

    .page-yy777-login-app-for-android__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
      box-sizing: border-box;
    }

    .page-yy777-login-app-for-android__section h2 {
      font-size: 2.5em;
      color: var(--primary-color);
      margin-bottom: 40px;
      font-weight: 700;
    }

    .page-yy777-login-app-for-android__section h3 {
      font-size: 1.8em;
      color: var(--primary-color);
      margin-bottom: 20px;
      font-weight: 600;
    }

    .page-yy777-login-app-for-android__section p {
      font-size: 1.1em;
      margin-bottom: 20px;
    }

    .page-yy777-login-app-for-android__feature-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }

    .page-yy777-login-app-for-android__feature-item {
      background-color: var(--white);
      padding: 30px;
      border-radius: 12px;
      box-shadow: 0 5px 15px var(--shadow-light);
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      box-sizing: border-box; /* Ensure padding/border are included in width */
    }

    .page-yy777-login-app-for-android__feature-item:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 20px var(--shadow-medium);
    }

    .page-yy777-login-app-for-android__feature-item img {
      width: 250px; /* Min width 200px */
      height: auto;
      margin-bottom: 20px;
      border-radius: 8px;
      max-width: 100%;
      object-fit: contain;
    }

    .page-yy777-login-app-for-android__step-list {
      list-style: none;
      padding: 0;
      margin-top: 40px;
      display: flex;
      flex-direction: column;
      gap: 25px;
    }

    .page-yy777-login-app-for-android__step-item {
      display: flex;
      align-items: flex-start;
      text-align: left;
      background-color: var(--white);
      padding: 25px;
      border-radius: 10px;
      box-shadow: 0 3px 10px var(--shadow-light);
      box-sizing: border-box; /* Ensure padding/border are included in width */
      max-width: 800px;
      margin: 0 auto;
    }

    .page-yy777-login-app-for-android__step-number {
      background-color: var(--secondary-color);
      color: var(--white);
      border-radius: 50%;
      width: 45px;
      height: 45px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.5em;
      font-weight: 700;
      flex-shrink: 0;
      margin-right: 20px;
    }

    .page-yy777-login-app-for-android__step-content h3 {
      margin-top: 0;
      margin-bottom: 10px;
      color: var(--primary-color);
      font-size: 1.5em;
    }

    .page-yy777-login-app-for-android__step-content p {
      margin-bottom: 0;
      font-size: 1em;
    }

    .page-yy777-login-app-for-android__provider-grid,
    .page-yy777-login-app-for-android__payment-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
      gap: 25px;
      margin-top: 40px;
    }
    
    .page-yy777-login-app-for-android__provider-item,
    .page-yy777-login-app-for-android__payment-item {
        background-color: var(--white);
        padding: 20px;
        border-radius: 10px;
        box-shadow: 0 2px 8px var(--shadow-light);
        display: flex;
        align-items: center;
        justify-content: center;
        min-height: 100px;
        box-sizing: border-box;
        transition: transform 0.2s ease;
    }

    .page-yy777-login-app-for-android__provider-item:hover,
    .page-yy777-login-app-for-android__payment-item:hover {
        transform: translateY(-3px);
    }

    .page-yy777-login-app-for-android__provider-logo,
    .page-yy777-login-app-for-android__payment-logo {
      max-width: 100%;
      max-height: 100px; /* Adjust based on desired logo size */
      width: auto;
      height: auto;
      object-fit: contain;
    }

    .page-yy777-login-app-for-android__faq-section {
      background-color: var(--dark-bg);
    }

    .page-yy777-login-app-for-android__faq-list {
      margin-top: 40px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-yy777-login-app-for-android__faq-item {
      background-color: var(--white);
      margin-bottom: 15px;
      border-radius: 10px;
      box-shadow: 0 3px 10px var(--shadow-light);
      overflow: hidden;
      box-sizing: border-box; /* Ensure padding/border are included in width */
    }

    .page-yy777-login-app-for-android__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 25px;
      cursor: pointer;
      user-select: none;
      background-color: var(--white);
      border-bottom: 1px solid var(--border-color);
      transition: background-color 0.3s ease;
    }

    .page-yy777-login-app-for-android__faq-question h3 {
      margin: 0;
      font-size: 1.25em;
      color: var(--primary-color);
      pointer-events: none; /* Prevent h3 from blocking click event on parent div */
      flex-grow: 1;
      text-align: left;
    }

    .page-yy777-login-app-for-android__faq-question:hover {
      background-color: var(--light-bg);
    }

    .page-yy777-login-app-for-android__faq-toggle {
      font-size: 1.8em;
      font-weight: bold;
      color: var(--secondary-color);
      margin-left: 15px;
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle icon from blocking click event on parent div */
    }

    .page-yy777-login-app-for-android__faq-item.active .page-yy777-login-app-for-android__faq-toggle {
      transform: rotate(45deg); /* Change + to X or - */
    }

    .page-yy777-login-app-for-android__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 25px;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
      background-color: var(--white);
      text-align: left;
    }

    .page-yy777-login-app-for-android__faq-item.active .page-yy777-login-app-for-android__faq-answer {
      max-height: 2000px !important; /* Sufficiently large to contain content */
      padding: 20px 25px !important;
      opacity: 1;
    }

    /* Mobile responsiveness */
    @media (max-width: 768px) {
      .page-yy777-login-app-for-android__hero-section {
        min-height: 350px;
        padding-top: 10px; /* Still small padding-top */
        padding-bottom: 60px;
      }

      .page-yy777-login-app-for-android__hero-content h1 {
        font-size: 2.2em;
      }

      .page-yy777-login-app-for-android__hero-content p {
        font-size: 1em;
      }

      .page-yy777-login-app-for-android__button {
        padding: 12px 25px;
        font-size: 1em;
      }

      .page-yy777-login-app-for-android__section {
        padding: 40px 15px;
      }

      .page-yy777-login-app-for-android__section h2 {
        font-size: 2em;
        margin-bottom: 30px;
      }

      .page-yy777-login-app-for-android__section h3 {
        font-size: 1.4em;
      }

      .page-yy777-login-app-for-android__feature-grid {
        grid-template-columns: 1fr;
      }
      
      .page-yy777-login-app-for-android__feature-item,
      .page-yy777-login-app-for-android__step-item,
      .page-yy777-login-app-for-android__provider-item,
      .page-yy777-login-app-for-android__payment-item,
      .page-yy777-login-app-for-android__faq-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }

      .page-yy777-login-app-for-android__feature-item img {
        width: 200px; /* Adjusted min size for mobile */
      }

      .page-yy777-login-app-for-android__step-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
      }

      .page-yy777-login-app-for-android__step-number {
        margin-right: 0;
        margin-bottom: 15px;
      }

      .page-yy777-login-app-for-android__step-content h3 {
        font-size: 1.3em;
      }

      .page-yy777-login-app-for-android__provider-grid,
      .page-yy777-login-app-for-android__payment-grid {
        grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
        gap: 15px;
      }

      .page-yy777-login-app-for-android__faq-question {
        padding: 15px 20px;
      }

      .page-yy777-login-app-for-android__faq-question h3 {
        font-size: 1.1em;
      }

      .page-yy777-login-app-for-android__faq-toggle {
        font-size: 1.5em;
        margin-left: 10px;
      }

      .page-yy777-login-app-for-android__faq-answer {
        padding: 0 20px;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
      }

      .page-yy777-login-app-for-android__faq-item.active .page-yy777-login-app-for-android__faq-answer {
        padding: 15px 20px !important;
      }
    }

    @media (max-width: 480px) {
        .page-yy777-login-app-for-android__hero-content h1 {
            font-size: 1.8em;
        }
        .page-yy777-login-app-for-android__hero-content p {
            font-size: 0.9em;
        }
        .page-yy777-login-app-for-android__section h2 {
            font-size: 1.7em;
        }
        .page-yy777-login-app-for-android__provider-grid,
        .page-yy777-login-app-for-android__payment-grid {
            grid-template-columns: repeat(2, 1fr);
        }
    }