:root {
      --primary-color: #e63946; /* A vibrant red for action */
      --secondary-color: #f1faee; /* Light background */
      --accent-color: #a8dadc; /* A contrasting accent */
      --dark-color: #1d3557; /* Dark text/elements */
      --text-light: #f1faee;
      --text-dark: #1d3557;
      --button-hover-color: #c92a3a;
      --border-radius: 8px;
      --spacing-unit: 16px;
    }

    .page-yy777-com-login-register {
      font-family: 'Arial', sans-serif;
      color: var(--text-dark);
      line-height: 1.6;
      background-color: var(--secondary-color);
      padding-top: 10px; /* Small decorative padding, relying on body for header offset */
    }

    .page-yy777-com-login-register__section {
      padding: calc(2 * var(--spacing-unit)) var(--spacing-unit);
      max-width: 1200px;
      margin: 0 auto;
      text-align: center;
    }

    .page-yy777-com-login-register__section--dark {
      background-color: var(--dark-color);
      color: var(--text-light);
    }

    .page-yy777-com-login-register__hero-section {
      background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('[GALLERY:hero:1920x1080:gaming,login,register,yy777]') no-repeat center center/cover;
      color: var(--text-light);
      padding: calc(4 * var(--spacing-unit)) var(--spacing-unit);
      text-align: center;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      min-height: 400px;
    }

    .page-yy777-com-login-register__hero-title {
      font-size: 3em;
      margin-bottom: var(--spacing-unit);
      color: var(--primary-color);
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    }

    .page-yy777-com-login-register__hero-subtitle {
      font-size: 1.5em;
      margin-bottom: calc(2 * var(--spacing-unit));
      max-width: 800px;
      text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
    }

    .page-yy777-com-login-register__button-group {
      display: flex;
      gap: var(--spacing-unit);
      justify-content: center;
      flex-wrap: wrap;
    }

    .page-yy777-com-login-register__button {
      background-color: var(--primary-color);
      color: var(--text-light);
      padding: var(--spacing-unit) calc(2 * var(--spacing-unit));
      border: none;
      border-radius: var(--border-radius);
      font-size: 1.1em;
      cursor: pointer;
      transition: background-color 0.3s ease;
      text-decoration: none;
      display: inline-block;
    }

    .page-yy777-com-login-register__button:hover {
      background-color: var(--button-hover-color);
    }

    .page-yy777-com-login-register__heading {
      font-size: 2.5em;
      margin-bottom: calc(2 * var(--spacing-unit));
      color: var(--dark-color);
    }

    .page-yy777-com-login-register__heading--light {
      color: var(--text-light);
    }

    .page-yy777-com-login-register__subheading {
      font-size: 1.8em;
      margin-bottom: var(--spacing-unit);
      color: var(--primary-color);
    }

    .page-yy777-com-login-register__text {
      font-size: 1.1em;
      margin-bottom: var(--spacing-unit);
      max-width: 900px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-yy777-com-login-register__features-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: calc(2 * var(--spacing-unit));
      margin-top: calc(2 * var(--spacing-unit));
    }

    .page-yy777-com-login-register__feature-card {
      background-color: #ffffff;
      padding: calc(2 * var(--spacing-unit));
      border-radius: var(--border-radius);
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
      text-align: left;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .page-yy777-com-login-register__feature-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 15px rgba(0, 0, 0, 0.15);
    }

    .page-yy777-com-login-register__feature-icon {
      width: 80px; /* Min size for image placeholders */
      height: 80px;
      margin-bottom: var(--spacing-unit);
      object-fit: contain;
      max-width: 100%;
      height: auto;
    }

    .page-yy777-com-login-register__steps-list {
      list-style: none;
      padding: 0;
      margin-top: calc(2 * var(--spacing-unit));
      display: grid;
      grid-template-columns: 1fr;
      gap: var(--spacing-unit);
    }

    .page-yy777-com-login-register__step-item {
      background-color: var(--accent-color);
      color: var(--dark-color);
      padding: var(--spacing-unit) calc(1.5 * var(--spacing-unit));
      border-radius: var(--border-radius);
      text-align: left;
      font-size: 1.1em;
      box-sizing: border-box; /* Required for list items */
      word-wrap: break-word !important;
      overflow-wrap: break-word !important;
    }

    .page-yy777-com-login-register__step-number {
      font-weight: bold;
      color: var(--primary-color);
      margin-right: 10px;
    }

    .page-yy777-com-login-register__promotion-card {
      background-color: #ffffff;
      padding: calc(2 * var(--spacing-unit));
      border-radius: var(--border-radius);
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
      margin-top: calc(2 * var(--spacing-unit));
      text-align: left;
    }

    .page-yy777-com-login-register__promotion-image {
      width: 100%;
      max-width: 400px;
      height: auto;
      border-radius: var(--border-radius);
      margin-bottom: var(--spacing-unit);
      object-fit: cover;
    }

    .page-yy777-com-login-register__faq-container {
      margin-top: calc(2 * var(--spacing-unit));
      text-align: left;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-yy777-com-login-register__faq-item {
      background-color: #ffffff;
      border-radius: var(--border-radius);
      margin-bottom: var(--spacing-unit);
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.08);
      overflow: hidden;
    }

    .page-yy777-com-login-register__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: var(--spacing-unit) calc(1.5 * var(--spacing-unit));
      background-color: var(--accent-color);
      color: var(--dark-color);
      cursor: pointer;
      user-select: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
    }

    .page-yy777-com-login-register__faq-question:hover {
      background-color: #9cdbdc;
    }

    .page-yy777-com-login-register__faq-question h3 {
      margin: 0;
      font-size: 1.2em;
      pointer-events: none; /* Prevent h3 from blocking click */
    }

    .page-yy777-com-login-register__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      pointer-events: none; /* Prevent toggle from blocking click */
      transition: transform 0.3s ease;
    }

    .page-yy777-com-login-register__faq-item.active .page-yy777-com-login-register__faq-toggle {
      transform: rotate(45deg); /* Change '+' to 'x' or '-' */
    }

    .page-yy777-com-login-register__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 var(--spacing-unit);
      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-dark);
      background-color: #ffffff;
    }

    .page-yy777-com-login-register__faq-item.active .page-yy777-com-login-register__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: var(--spacing-unit) calc(1.5 * var(--spacing-unit)) !important;
      opacity: 1;
    }

    .page-yy777-com-login-register__image-wrapper {
      width: 100%;
      max-width: 600px;
      margin: calc(2 * var(--spacing-unit)) auto;
      overflow: hidden;
      border-radius: var(--border-radius);
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
      box-sizing: border-box; /* Required for image containers */
    }

    .page-yy777-com-login-register__content-image {
      width: 100%;
      height: auto;
      display: block;
      object-fit: cover;
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-yy777-com-login-register__hero-title {
        font-size: 2.2em;
      }

      .page-yy777-com-login-register__hero-subtitle {
        font-size: 1.2em;
      }

      .page-yy777-com-login-register__heading {
        font-size: 2em;
      }

      .page-yy777-com-login-register__subheading {
        font-size: 1.5em;
      }

      .page-yy777-com-login-register__section {
        padding: var(--spacing-unit);
      }

      .page-yy777-com-login-register__button-group {
        flex-direction: column;
        gap: var(--spacing-unit);
      }

      .page-yy777-com-login-register__button {
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
      }

      .page-yy777-com-login-register__features-grid {
        grid-template-columns: 1fr;
      }

      .page-yy777-com-login-register__step-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        padding: var(--spacing-unit) !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }

      .page-yy777-com-login-register__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-yy777-com-login-register__faq-question {
        padding: var(--spacing-unit);
        font-size: 1em;
      }

      .page-yy777-com-login-register__faq-question h3 {
        font-size: 1.1em;
      }

      .page-yy777-com-login-register__faq-answer {
        padding: var(--spacing-unit) !important;
      }

      .page-yy777-com-login-register__feature-card,
      .page-yy777-com-login-register__promotion-card {
        padding: var(--spacing-unit);
      }

      .page-yy777-com-login-register__feature-icon,
      .page-yy777-com-login-register__promotion-image,
      .page-yy777-com-login-register__content-image {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
      }
      .page-yy777-com-login-register__image-wrapper {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
      }
    }