:root {
      --primary-color: #ffcc00; /* Gold/Yellow */
      --secondary-color: #333333; /* Dark Grey */
      --accent-color: #ff4d4d; /* Red */
      --text-light: #ffffff;
      --text-dark: #1a1a1a;
      --background-dark: #121212;
      --background-medium: #1e1e1e;
      --border-color: #444444;
    }

    .page-fb777-app {
      font-family: 'Arial', sans-serif;
      color: var(--text-light);
      background-color: var(--background-dark);
      line-height: 1.6;
      padding-top: 10px; /* Small offset if header is fixed, assuming body padding-top is handled by shared.css */
    }

    .page-fb777-app__section {
      padding: 40px 20px;
      max-width: 1200px;
      margin: 0 auto;
      text-align: center;
    }

    .page-fb777-app__hero-section {
      background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('[GALLERY:hero:1920x1080:casino,mobile,app,fb777 app]') no-repeat center center/cover;
      padding: 80px 20px;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      min-height: 60vh;
      color: var(--text-light);
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
      padding-top: 90px; /* Adjust for fixed header */
    }

    .page-fb777-app__hero-title {
      font-size: 3.5em;
      margin-bottom: 15px;
      color: var(--primary-color);
      text-transform: uppercase;
      letter-spacing: 2px;
      line-height: 1.2;
    }

    .page-fb777-app__hero-subtitle {
      font-size: 1.5em;
      margin-bottom: 30px;
      max-width: 800px;
    }

    .page-fb777-app__button {
      display: inline-block;
      background-color: var(--primary-color);
      color: var(--text-dark);
      padding: 15px 30px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.2em;
      transition: background-color 0.3s ease, transform 0.3s ease;
      border: none;
      cursor: pointer;
    }

    .page-fb777-app__button:hover {
      background-color: #ffd700;
      transform: translateY(-3px);
    }

    .page-fb777-app__section-title {
      font-size: 2.5em;
      color: var(--primary-color);
      margin-bottom: 40px;
      position: relative;
      padding-bottom: 10px;
    }

    .page-fb777-app__section-title::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 80px;
      height: 4px;
      background-color: var(--accent-color);
      border-radius: 2px;
    }

    .page-fb777-app__content-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 30px;
    }

    .page-fb777-app__feature-card {
      background-color: var(--background-medium);
      padding: 30px;
      border-radius: 10px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
      text-align: left;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      border: 1px solid var(--border-color);
    }

    .page-fb777-app__feature-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
    }

    .page-fb777-app__card-icon {
      width: 80px; /* Min size 200x200px, so 80px is just for reference, will be replaced with larger image */
      height: 80px; /* Min size 200x200px */
      margin-bottom: 15px;
      display: block;
      margin-left: auto;
      margin-right: auto;
      max-width: 100%;
      height: auto;
      object-fit: contain;
    }

    .page-fb777-app__card-title {
      font-size: 1.6em;
      color: var(--primary-color);
      margin-bottom: 10px;
    }

    .page-fb777-app__card-description {
      font-size: 1em;
      color: var(--text-light);
    }

    .page-fb777-app__image-container {
      margin: 40px 0;
      overflow: hidden;
      border-radius: 10px;
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
      width: 100%;
      max-width: 100%;
      box-sizing: border-box;
    }

    .page-fb777-app__image {
      width: 100%;
      height: auto;
      display: block;
      object-fit: cover;
    }

    .page-fb777-app__steps-list {
      list-style: none;
      padding: 0;
      margin: 40px 0;
      display: flex;
      flex-direction: column;
      gap: 25px;
    }

    .page-fb777-app__step-item {
      background-color: var(--background-medium);
      padding: 25px;
      border-radius: 8px;
      text-align: left;
      display: flex;
      align-items: flex-start;
      gap: 20px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
      border-left: 5px solid var(--primary-color);
      box-sizing: border-box;
    }

    .page-fb777-app__step-number {
      font-size: 2em;
      font-weight: bold;
      color: var(--accent-color);
      flex-shrink: 0;
      width: 40px;
      text-align: center;
    }

    .page-fb777-app__step-content h3 {
      font-size: 1.5em;
      color: var(--primary-color);
      margin-top: 0;
      margin-bottom: 10px;
    }

    .page-fb777-app__step-content p {
      font-size: 1em;
      color: var(--text-light);
    }

    .page-fb777-app__promo-banner {
      background-color: var(--primary-color);
      color: var(--text-dark);
      padding: 50px 20px;
      border-radius: 10px;
      margin: 40px auto;
      max-width: 1000px;
      box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
    }

    .page-fb777-app__promo-title {
      font-size: 2.8em;
      margin-bottom: 15px;
      color: var(--secondary-color);
    }

    .page-fb777-app__promo-text {
      font-size: 1.3em;
      margin-bottom: 30px;
      max-width: 700px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-fb777-app__promo-button {
      background-color: var(--accent-color);
      color: var(--text-light);
      padding: 15px 35px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.3em;
      transition: background-color 0.3s ease, transform 0.3s ease;
      border: none;
      cursor: pointer;
    }

    .page-fb777-app__promo-button:hover {
      background-color: #e63946;
      transform: translateY(-3px);
    }

    .page-fb777-app__faq-section {
      text-align: left;
      max-width: 900px;
      margin: 40px auto;
    }

    .page-fb777-app__faq-item {
      background-color: var(--background-medium);
      margin-bottom: 15px;
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
      border: 1px solid var(--border-color);
    }

    .page-fb777-app__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 18px 20px;
      cursor: pointer;
      background-color: #2a2a2a;
      border-bottom: 1px solid var(--border-color);
      transition: background-color 0.3s ease;
      user-select: none;
    }

    .page-fb777-app__faq-question:hover {
      background-color: #383838;
    }

    .page-fb777-app__faq-question h3 {
      margin: 0;
      font-size: 1.3em;
      color: var(--primary-color);
      pointer-events: none; /* Prevent h3 from blocking click event on parent */
    }

    .page-fb777-app__faq-toggle {
      font-size: 1.8em;
      font-weight: bold;
      color: var(--accent-color);
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent span from blocking click event on parent */
    }

    .page-fb777-app__faq-item.active .page-fb777-app__faq-toggle {
      transform: rotate(45deg); /* Change + to X or - */
    }

    .page-fb777-app__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 20px;
      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(--text-light);
      font-size: 1em;
      text-align: left;
    }

    .page-fb777-app__faq-item.active .page-fb777-app__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px !important;
      opacity: 1;
    }
    
    .page-fb777-app__faq-answer p {
        margin: 0;
    }

    /* Responsive Design */
    @media (max-width: 1024px) {
      .page-fb777-app__hero-title {
        font-size: 3em;
      }
      .page-fb777-app__hero-subtitle {
        font-size: 1.3em;
      }
      .page-fb777-app__section-title {
        font-size: 2em;
      }
      .page-fb777-app__promo-title {
        font-size: 2.2em;
      }
      .page-fb777-app__promo-text {
        font-size: 1.1em;
      }
    }

    @media (max-width: 768px) {
      .page-fb777-app__hero-section {
        padding: 60px 15px;
      }
      .page-fb777-app__hero-title {
        font-size: 2.5em;
      }
      .page-fb777-app__hero-subtitle {
        font-size: 1.1em;
      }
      .page-fb777-app__button {
        padding: 12px 25px;
        font-size: 1.1em;
      }
      .page-fb777-app__section {
        padding: 30px 15px;
      }
      .page-fb777-app__section-title {
        font-size: 1.8em;
      }
      .page-fb777-app__content-grid {
        grid-template-columns: 1fr;
      }
      .page-fb777-app__feature-card {
        padding: 25px;
      }
      .page-fb777-app__card-title {
        font-size: 1.4em;
      }
      .page-fb777-app__step-item {
        flex-direction: column;
        align-items: flex-start;
        padding: 20px;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }
      .page-fb777-app__step-number {
        margin-bottom: 10px;
      }
      .page-fb777-app__promo-banner {
        padding: 40px 15px;
      }
      .page-fb777-app__promo-title {
        font-size: 1.8em;
      }
      .page-fb777-app__promo-text {
        font-size: 1em;
      }
      .page-fb777-app__promo-button {
        padding: 12px 25px;
        font-size: 1.1em;
      }
      .page-fb777-app__faq-question h3 {
        font-size: 1.1em;
      }
      .page-fb777-app__faq-answer {
        padding: 15px !important;
      }
      .page-fb777-app__image-container {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
      }
      .page-fb777-app__image {
        max-width: 100% !important;
        height: auto !important;
      }
      .page-fb777-app__steps-list {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        padding: 0 !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }
      .page-fb777-app__step-item p {
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }
    }

    @media (max-width: 480px) {
      .page-fb777-app__hero-title {
        font-size: 2em;
      }
      .page-fb777-app__hero-subtitle {
        font-size: 0.9em;
      }
      .page-fb777-app__section-title {
        font-size: 1.5em;
      }
      .page-fb777-app__promo-title {
        font-size: 1.5em;
      }
      .page-fb777-app__promo-button {
        font-size: 1em;
        padding: 10px 20px;
      }
      .page-fb777-app__faq-question h3 {
        font-size: 1em;
      }
      .page-fb777-app__faq-toggle {
        font-size: 1.5em;
      }
    }