.page-bigwin-777-tien-len-slots {
      --primary-color: #e0b000; /* Gold/Yellow for accents */
      --secondary-color: #1a1a1a; /* Dark background */
      --text-color: #f0f0f0;
      --light-text-color: #cccccc;
      --border-color: #333333;
      --card-bg: #282828;
      font-family: 'Arial', sans-serif;
      color: var(--text-color);
      background-color: var(--secondary-color);
      line-height: 1.6;
    }

    .page-bigwin-777-tien-len-slots__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px;
    }

    @media (max-width: 768px) {
      .page-bigwin-777-tien-len-slots__container {
        padding: 15px;
      }
    }

    .page-bigwin-777-tien-len-slots__section-title {
      color: var(--primary-color);
      text-align: center;
      font-size: 2.5em;
      margin-bottom: 30px;
      padding-top: 20px;
    }

    @media (max-width: 768px) {
      .page-bigwin-777-tien-len-slots__section-title {
        font-size: 1.8em;
        margin-bottom: 20px;
      }
    }

    .page-bigwin-777-tien-len-slots__section-text {
      text-align: center;
      margin-bottom: 40px;
      font-size: 1.1em;
      color: var(--light-text-color);
    }

    @media (max-width: 768px) {
      .page-bigwin-777-tien-len-slots__section-text {
        font-size: 1em;
        margin-bottom: 30px;
      }
    }

    /* Hero Section */
    .page-bigwin-777-tien-len-slots__hero-section {
      position: relative;
      width: 100%;
      height: 600px; /* Adjust height as needed */
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      overflow: hidden;
      padding-top: 10px; /* Small decorative padding, assuming body has header offset */
      background: url('[GALLERY:hero:1920x1080:bigwin777,tienlenslots,gaming,casino]') no-repeat center center/cover;
    }

    .page-bigwin-777-tien-len-slots__hero-overlay {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background-color: rgba(0, 0, 0, 0.6);
    }

    .page-bigwin-777-tien-len-slots__hero-content {
      position: relative;
      z-index: 2;
      max-width: 800px;
      padding: 20px;
    }

    .page-bigwin-777-tien-len-slots__hero-title {
      font-size: 3.5em;
      color: var(--primary-color);
      margin-bottom: 20px;
      line-height: 1.2;
    }

    .page-bigwin-777-tien-len-slots__hero-description {
      font-size: 1.3em;
      color: var(--text-color);
      margin-bottom: 40px;
    }

    .page-bigwin-777-tien-len-slots__hero-cta {
      display: inline-block;
      background-color: var(--primary-color);
      color: var(--secondary-color);
      padding: 15px 30px;
      border-radius: 5px;
      text-decoration: none;
      font-size: 1.2em;
      font-weight: bold;
      transition: background-color 0.3s ease;
    }

    .page-bigwin-777-tien-len-slots__hero-cta:hover {
      background-color: #c79b00;
    }

    @media (max-width: 768px) {
      .page-bigwin-777-tien-len-slots__hero-section {
        height: 400px;
        padding-top: 5px;
      }
      .page-bigwin-777-tien-len-slots__hero-title {
        font-size: 2.2em;
      }
      .page-bigwin-777-tien-len-slots__hero-description {
        font-size: 1em;
      }
      .page-bigwin-777-tien-len-slots__hero-cta {
        padding: 12px 25px;
        font-size: 1em;
      }
    }

    /* Intro Section Features Grid */
    .page-bigwin-777-tien-len-slots__features-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }

    .page-bigwin-777-tien-len-slots__feature-item {
      text-align: center;
      background-color: var(--card-bg);
      padding: 30px;
      border-radius: 10px;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    }

    .page-bigwin-777-tien-len-slots__feature-icon {
      width: 100%;
      max-width: 100%;
      height: auto;
      object-fit: contain;
      margin-bottom: 20px;
      border-radius: 5px;
      box-sizing: border-box !important;
    }

    .page-bigwin-777-tien-len-slots__feature-title {
      color: var(--primary-color);
      font-size: 1.5em;
      margin-bottom: 10px;
    }

    .page-bigwin-777-tien-len-slots__feature-description {
      color: var(--light-text-color);
      font-size: 0.95em;
      word-wrap: break-word;
      overflow-wrap: break-word;
    }

    @media (max-width: 768px) {
      .page-bigwin-777-tien-len-slots__features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }
      .page-bigwin-777-tien-len-slots__feature-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding: 20px;
      }
      .page-bigwin-777-tien-len-slots__feature-title {
        font-size: 1.3em;
      }
    }

    /* Quick Access Section */
    .page-bigwin-777-tien-len-slots__quick-access-section {
      padding: 60px 0;
      background-color: #222222;
    }

    .page-bigwin-777-tien-len-slots__access-buttons {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 20px;
      margin-top: 40px;
    }

    .page-bigwin-777-tien-len-slots__access-btn {
      background-color: var(--primary-color);
      color: var(--secondary-color);
      padding: 12px 25px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      transition: background-color 0.3s ease;
      box-sizing: border-box;
      flex-grow: 1;
      max-width: 300px;
      text-align: center;
    }

    .page-bigwin-777-tien-len-slots__access-btn:hover {
      background-color: #c79b00;
    }

    @media (max-width: 768px) {
      .page-bigwin-777-tien-len-slots__access-buttons {
        flex-direction: column;
        align-items: center;
      }
      .page-bigwin-777-tien-len-slots__access-btn {
        width: 100% !important;
        max-width: 300px !important;
        font-size: 1em;
        padding: 10px 20px;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }
    }

    /* Games Section */
    .page-bigwin-777-tien-len-slots__games-section {
      padding: 60px 0;
      background-color: var(--secondary-color);
    }

    .page-bigwin-777-tien-len-slots__game-categories {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }

    .page-bigwin-777-tien-len-slots__game-card {
      background-color: var(--card-bg);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
      text-align: center;
      display: flex;
      flex-direction: column;
    }

    .page-bigwin-777-tien-len-slots__game-image {
      width: 100%;
      max-width: 100%;
      height: 200px; /* Fixed height for consistency */
      object-fit: cover;
      border-bottom: 1px solid var(--border-color);
      box-sizing: border-box !important;
    }

    .page-bigwin-777-tien-len-slots__game-title {
      color: var(--primary-color);
      font-size: 1.4em;
      margin: 20px 15px 10px;
    }

    .page-bigwin-777-tien-len-slots__game-description {
      color: var(--light-text-color);
      font-size: 0.9em;
      padding: 0 15px 20px;
      flex-grow: 1;
      word-wrap: break-word;
      overflow-wrap: break-word;
    }

    .page-bigwin-777-tien-len-slots__game-cta {
      display: block;
      background-color: var(--primary-color);
      color: var(--secondary-color);
      padding: 10px 15px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
      margin-top: auto;
    }

    .page-bigwin-777-tien-len-slots__game-cta:hover {
      background-color: #c79b00;
    }

    @media (max-width: 768px) {
      .page-bigwin-777-tien-len-slots__game-categories {
        grid-template-columns: 1fr;
        gap: 20px;
      }
      .page-bigwin-777-tien-len-slots__game-card {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }
      .page-bigwin-777-tien-len-slots__game-image {
        height: 180px;
      }
      .page-bigwin-777-tien-len-slots__game-title {
        font-size: 1.2em;
        margin: 15px 10px 8px;
      }
      .page-bigwin-777-tien-len-slots__game-description {
        font-size: 0.85em;
        padding: 0 10px 15px;
      }
      .page-bigwin-777-tien-len-slots__game-cta {
        padding: 8px 10px;
        font-size: 0.9em;
      }
    }

    /* Promotions Section */
    .page-bigwin-777-tien-len-slots__promotions-section {
      padding: 60px 0;
      background-color: #222222;
    }

    .page-bigwin-777-tien-len-slots__promo-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }

    .page-bigwin-777-tien-len-slots__promo-card {
      background-color: var(--card-bg);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
      text-align: center;
      display: flex;
      flex-direction: column;
    }

    .page-bigwin-777-tien-len-slots__promo-image {
      width: 100%;
      max-width: 100%;
      height: 220px;
      object-fit: cover;
      border-bottom: 1px solid var(--border-color);
      box-sizing: border-box !important;
    }

    .page-bigwin-777-tien-len-slots__promo-title {
      color: var(--primary-color);
      font-size: 1.4em;
      margin: 20px 15px 10px;
    }

    .page-bigwin-777-tien-len-slots__promo-description {
      color: var(--light-text-color);
      font-size: 0.9em;
      padding: 0 15px 20px;
      flex-grow: 1;
      word-wrap: break-word;
      overflow-wrap: break-word;
    }

    .page-bigwin-777-tien-len-slots__promo-cta {
      display: block;
      background-color: var(--primary-color);
      color: var(--secondary-color);
      padding: 10px 15px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
      margin-top: auto;
    }

    .page-bigwin-777-tien-len-slots__promo-cta:hover {
      background-color: #c79b00;
    }

    @media (max-width: 768px) {
      .page-bigwin-777-tien-len-slots__promo-grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }
      .page-bigwin-777-tien-len-slots__promo-card {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }
      .page-bigwin-777-tien-len-slots__promo-image {
        height: 180px;
      }
      .page-bigwin-777-tien-len-slots__promo-title {
        font-size: 1.2em;
        margin: 15px 10px 8px;
      }
      .page-bigwin-777-tien-len-slots__promo-description {
        font-size: 0.85em;
        padding: 0 10px 15px;
      }
      .page-bigwin-777-tien-len-slots__promo-cta {
        padding: 8px 10px;
        font-size: 0.9em;
      }
    }

    /* Security Section */
    .page-bigwin-777-tien-len-slots__security-section {
      padding: 60px 0;
      background-color: var(--secondary-color);
    }

    .page-bigwin-777-tien-len-slots__security-features {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }

    .page-bigwin-777-tien-len-slots__security-item {
      text-align: center;
      background-color: var(--card-bg);
      padding: 30px;
      border-radius: 10px;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    }

    .page-bigwin-777-tien-len-slots__security-icon {
      width: 100%;
      max-width: 100%;
      height: auto;
      object-fit: contain;
      margin-bottom: 20px;
      border-radius: 5px;
      box-sizing: border-box !important;
    }

    .page-bigwin-777-tien-len-slots__security-title {
      color: var(--primary-color);
      font-size: 1.5em;
      margin-bottom: 10px;
    }

    .page-bigwin-777-tien-len-slots__security-description {
      color: var(--light-text-color);
      font-size: 0.95em;
      word-wrap: break-word;
      overflow-wrap: break-word;
    }

    @media (max-width: 768px) {
      .page-bigwin-777-tien-len-slots__security-features {
        grid-template-columns: 1fr;
        gap: 20px;
      }
      .page-bigwin-777-tien-len-slots__security-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding: 20px;
      }
      .page-bigwin-777-tien-len-slots__security-title {
        font-size: 1.3em;
      }
    }

    /* FAQ Section */
    .page-bigwin-777-tien-len-slots__faq-section {
      padding: 60px 0;
      background-color: #222222;
    }

    .page-bigwin-777-tien-len-slots__faq-list {
      margin-top: 40px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-bigwin-777-tien-len-slots__faq-item {
      background-color: var(--card-bg);
      margin-bottom: 15px;
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    }

    .page-bigwin-777-tien-len-slots__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 25px;
      cursor: pointer;
      user-select: none;
      background-color: #333333;
      color: var(--text-color);
      border-bottom: 1px solid var(--border-color);
      transition: background-color 0.3s ease;
    }

    .page-bigwin-777-tien-len-slots__faq-question:hover {
      background-color: #444444;
    }

    .page-bigwin-777-tien-len-slots__faq-title {
      margin: 0;
      font-size: 1.2em;
      color: var(--primary-color);
      pointer-events: none; /* Crucial for click event to bubble to parent */
    }

    .page-bigwin-777-tien-len-slots__faq-toggle {
      font-size: 1.5em;
      font-weight: bold;
      color: var(--primary-color);
      pointer-events: none; /* Crucial for click event to bubble to parent */
      transition: transform 0.3s ease;
    }

    .page-bigwin-777-tien-len-slots__faq-item.active .page-bigwin-777-tien-len-slots__faq-toggle {
      transform: rotate(45deg);
    }

    .page-bigwin-777-tien-len-slots__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 25px;
      color: var(--light-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-bigwin-777-tien-len-slots__faq-item.active .page-bigwin-777-tien-len-slots__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px 25px !important;
      opacity: 1;
    }

    .page-bigwin-777-tien-len-slots__faq-answer p {
      margin: 0;
      word-wrap: break-word;
      overflow-wrap: break-word;
    }

    @media (max-width: 768px) {
      .page-bigwin-777-tien-len-slots__faq-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }
      .page-bigwin-777-tien-len-slots__faq-question {
        padding: 15px 20px;
      }
      .page-bigwin-777-tien-len-slots__faq-title {
        font-size: 1em;
      }
      .page-bigwin-777-tien-len-slots__faq-toggle {
        font-size: 1.2em;
      }
      .page-bigwin-777-tien-len-slots__faq-answer {
        padding: 0 20px;
      }
      .page-bigwin-777-tien-len-slots__faq-item.active .page-bigwin-777-tien-len-slots__faq-answer {
        padding: 15px 20px !important;
      }
    }


    /* Blog Section */
    .page-bigwin-777-tien-len-slots__blog-section {
      padding: 60px 0;
      background-color: var(--secondary-color);
    }

    .page-bigwin-777-tien-len-slots__blog-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }

    .page-bigwin-777-tien-len-slots__blog-card {
      background-color: var(--card-bg);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
      display: flex;
      flex-direction: column;
    }

    .page-bigwin-777-tien-len-slots__blog-image {
      width: 100%;
      max-width: 100%;
      height: 200px;
      object-fit: cover;
      border-bottom: 1px solid var(--border-color);
      box-sizing: border-box !important;
    }

    .page-bigwin-777-tien-len-slots__blog-title {
      font-size: 1.3em;
      margin: 15px;
      line-height: 1.4;
    }

    .page-bigwin-777-tien-len-slots__blog-title a {
      color: var(--primary-color);
      text-decoration: none;
      transition: color 0.3s ease;
    }

    .page-bigwin-777-tien-len-slots__blog-title a:hover {
      color: #c79b00;
    }

    .page-bigwin-777-tien-len-slots__blog-excerpt {
      color: var(--light-text-color);
      font-size: 0.9em;
      padding: 0 15px 15px;
      flex-grow: 1;
      word-wrap: break-word;
      overflow-wrap: break-word;
    }

    .page-bigwin-777-tien-len-slots__blog-date {
      display: block;
      font-size: 0.8em;
      color: #888888;
      padding: 0 15px 15px;
      margin-top: auto;
    }

    @media (max-width: 768px) {
      .page-bigwin-777-tien-len-slots__blog-grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }
      .page-bigwin-777-tien-len-slots__blog-card {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }
      .page-bigwin-777-tien-len-slots__blog-image {
        height: 180px;
      }
      .page-bigwin-777-tien-len-slots__blog-title {
        font-size: 1.1em;
        margin: 12px;
      }
      .page-bigwin-777-tien-len-slots__blog-excerpt {
        font-size: 0.85em;
        padding: 0 12px 12px;
      }
      .page-bigwin-777-tien-len-slots__blog-date {
        padding: 0 12px 12px;
      }
    }

    /* Floating Buttons */
    .page-bigwin-777-tien-len-slots__floating-buttons {
      position: fixed;
      bottom: 20px;
      right: 20px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      z-index: 1000;
    }

    .page-bigwin-777-tien-len-slots__floating-btn {
      background-color: var(--primary-color);
      color: var(--secondary-color);
      padding: 12px 25px;
      border-radius: 30px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      text-align: center;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
      transition: background-color 0.3s ease, transform 0.3s ease;
      min-width: 120px;
    }

    .page-bigwin-777-tien-len-slots__floating-btn:hover {
      background-color: #c79b00;
      transform: translateY(-3px);
    }

    @media (max-width: 768px) {
      .page-bigwin-777-tien-len-slots__floating-buttons {
        bottom: 15px;
        right: 15px;
        gap: 8px;
      }
      .page-bigwin-777-tien-len-slots__floating-btn {
        padding: 10px 20px;
        font-size: 1em;
        min-width: 100px;
      }
    }