:root {
      --page-77winslot__primary-color: #e44d26; /* Cam đỏ */
      --page-77winslot__secondary-color: #f7b731; /* Vàng */
      --page-77winslot__dark-background: #1a1a1a;
      --page-77winslot__light-background: #f8f8f8;
      --page-77winslot__text-color: #333;
      --page-77winslot__light-text-color: #fff;
      --page-77winslot__border-color: #ddd;
      --page-77winslot__border-radius: 8px;
      --page-77winslot__padding-section: 40px 20px;
      --page-77winslot__max-width: 1200px;
    }

    .page-77winslot {
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      line-height: 1.6;
      color: var(--page-77winslot__text-color);
      background-color: var(--page-77winslot__light-background);
      overflow-x: hidden;
    }

    .page-77winslot__container {
      max-width: var(--page-77winslot__max-width);
      margin: 0 auto;
      padding: 0 15px;
    }

    .page-77winslot__section {
      padding: var(--page-77winslot__padding-section);
      text-align: center;
    }

    .page-77winslot__section--dark {
      background-color: var(--page-77winslot__dark-background);
      color: var(--page-77winslot__light-text-color);
    }

    .page-77winslot__section-title {
      font-size: 2.5em;
      margin-bottom: 20px;
      color: var(--page-77winslot__primary-color);
      font-weight: 700;
    }

    .page-77winslot__section--dark .page-77winslot__section-title {
      color: var(--page-77winslot__secondary-color);
    }

    .page-77winslot__text-center {
      text-align: center;
    }

    .page-77winslot__button {
      display: inline-block;
      padding: 15px 30px;
      background-color: var(--page-77winslot__primary-color);
      color: var(--page-77winslot__light-text-color);
      border: none;
      border-radius: var(--page-77winslot__border-radius);
      font-size: 1.1em;
      font-weight: bold;
      cursor: pointer;
      transition: background-color 0.3s ease, transform 0.3s ease;
      text-decoration: none;
    }

    .page-77winslot__button:hover {
      background-color: #c73c1d;
      transform: translateY(-2px);
    }

    .page-77winslot__button--secondary {
      background-color: var(--page-77winslot__secondary-color);
      color: var(--page-77winslot__text-color);
    }

    .page-77winslot__button--secondary:hover {
      background-color: #e0a221;
    }

    /* Hero Section */
    .page-77winslot__hero-section {
      position: relative;
      background: url('[GALLERY:banner:77win_slot_hero_banner,mobile_first]') no-repeat center center/cover;
      color: var(--page-77winslot__light-text-color);
      padding: 150px 20px 80px; /* Adjusted padding-top for fixed header */
      text-align: center;
      min-height: 400px;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-direction: column;
    }

    .page-77winslot__hero-overlay {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background-color: rgba(0, 0, 0, 0.6);
      z-index: 1;
    }

    .page-77winslot__hero-content {
      position: relative;
      z-index: 2;
      max-width: 800px;
      margin: 0 auto;
    }

    .page-77winslot__hero-title {
      font-size: 3.5em;
      margin-bottom: 20px;
      line-height: 1.2;
      color: var(--page-77winslot__light-text-color);
      font-weight: 800;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    }

    .page-77winslot__hero-description {
      font-size: 1.3em;
      margin-bottom: 40px;
      text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
    }

    /* Intro Section */
    .page-77winslot__intro-section p {
      max-width: 800px;
      margin: 20px auto;
      font-size: 1.1em;
      color: #555;
    }

    /* Games Section */
    .page-77winslot__games-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 40px;
    }

    .page-77winslot__game-card {
      background-color: var(--page-77winslot__light-text-color);
      border-radius: var(--page-77winslot__border-radius);
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
      overflow: hidden;
      text-align: left;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      display: flex;
      flex-direction: column;
      height: 100%;
    }

    .page-77winslot__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    }

    .page-77winslot__game-card-image {
      width: 100%;
      height: 200px;
      object-fit: cover;
      display: block;
      border-bottom: 1px solid var(--page-77winslot__border-color);
    }

    .page-77winslot__game-card-content {
      padding: 20px;
      flex-grow: 1;
    }

    .page-77winslot__game-card-title {
      font-size: 1.5em;
      margin-bottom: 10px;
      color: var(--page-77winslot__primary-color);
      font-weight: 600;
    }

    .page-77winslot__game-card-description {
      font-size: 0.95em;
      color: #666;
    }

    /* Guide Section */
    .page-77winslot__guide-steps {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 30px;
      margin-top: 40px;
    }

    .page-77winslot__guide-step {
      background-color: var(--page-77winslot__light-text-color);
      border-radius: var(--page-77winslot__border-radius);
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
      padding: 25px;
      flex: 1 1 calc(33% - 30px); /* 3 items per row on desktop */
      min-width: 280px;
      max-width: 380px;
      text-align: center;
      box-sizing: border-box;
    }

    .page-77winslot__guide-step-icon {
      width: 100px;
      height: 100px;
      object-fit: contain;
      margin-bottom: 15px;
    }

    .page-77winslot__guide-step-title {
      font-size: 1.4em;
      color: var(--page-77winslot__primary-color);
      margin-bottom: 10px;
    }

    .page-77winslot__guide-step-description {
      font-size: 1em;
      color: #666;
    }

    .page-77winslot__guide-qr-code {
      width: 200px;
      height: 200px;
      object-fit: contain;
      margin: 20px auto;
      display: block;
    }

    /* Advantages Section */
    .page-77winslot__advantages-list {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 25px;
      margin-top: 40px;
      list-style: none;
      padding: 0;
    }

    .page-77winslot__advantage-item {
      background-color: var(--page-77winslot__light-text-color);
      border-left: 5px solid var(--page-77winslot__primary-color);
      border-radius: var(--page-77winslot__border-radius);
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
      padding: 25px;
      text-align: left;
      transition: border-color 0.3s ease;
      box-sizing: border-box;
    }

    .page-77winslot__advantage-item:hover {
      border-left-color: var(--page-77winslot__secondary-color);
    }

    .page-77winslot__advantage-title {
      font-size: 1.4em;
      color: var(--page-77winslot__primary-color);
      margin-bottom: 10px;
    }

    .page-77winslot__advantage-description {
      font-size: 1em;
      color: #666;
    }

    /* FAQ Section */
    .page-77winslot__faq-container {
      max-width: 900px;
      margin: 40px auto 0;
      text-align: left;
    }

    .page-77winslot__faq-item {
      background-color: var(--page-77winslot__light-text-color);
      border: 1px solid var(--page-77winslot__border-color);
      border-radius: var(--page-77winslot__border-radius);
      margin-bottom: 15px;
      overflow: hidden;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    }

    .page-77winslot__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      background-color: #f0f0f0;
      cursor: pointer;
      user-select: none;
      font-size: 1.15em;
      font-weight: 600;
      color: var(--page-77winslot__text-color);
      transition: background-color 0.3s ease;
    }

    .page-77winslot__faq-question:hover {
      background-color: #e6e6e6;
    }

    .page-77winslot__faq-question h3 {
      margin: 0;
      flex-grow: 1;
      pointer-events: none; /* Prevent h3 from blocking click event on parent */
      color: var(--page-77winslot__text-color);
    }

    .page-77winslot__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      margin-left: 15px;
      pointer-events: none; /* Prevent toggle icon from blocking click event on parent */
      transition: transform 0.3s ease;
    }

    .page-77winslot__faq-item.active .page-77winslot__faq-toggle {
      transform: rotate(45deg); /* Plus to X (minus) */
    }

    .page-77winslot__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 15px;
      opacity: 0;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      color: #555;
      font-size: 1em;
    }

    .page-77winslot__faq-item.active .page-77winslot__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: 20px 15px !important;
      opacity: 1;
    }

    /* Floating Login Button */
    .page-77winslot__floating-button {
      position: fixed;
      bottom: 20px;
      right: 20px;
      z-index: 1000;
      padding: 12px 25px;
      background-color: var(--page-77winslot__primary-color);
      color: var(--page-77winslot__light-text-color);
      border-radius: 50px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
      font-size: 1.1em;
      font-weight: bold;
      text-align: center;
      transition: background-color 0.3s ease, transform 0.3s ease;
      animation: page-77winslot__pulse 2s infinite;
      cursor: pointer;
      text-decoration: none;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
    }

    .page-77winslot__floating-button:hover {
      background-color: #c73c1d;
      transform: translateY(-3px);
      animation: none;
    }

    @keyframes page-77winslot__pulse {
      0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(228, 77, 38, 0.7); }
      70% { transform: scale(1.05); box-shadow: 0 0 0 20px rgba(228, 77, 38, 0); }
      100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(228, 77, 38, 0); }
    }

    /* Responsive Design */
    @media (max-width: 1024px) {
      .page-77winslot__hero-title {
        font-size: 3em;
      }
      .page-77winslot__section-title {
        font-size: 2em;
      }
    }

    @media (max-width: 768px) {
      .page-77winslot__hero-section {
        padding: 120px 15px 60px; /* Adjusted padding-top for fixed header */
        min-height: 350px;
      }
      .page-77winslot__hero-title {
        font-size: 2.2em;
      }
      .page-77winslot__hero-description {
        font-size: 1em;
      }
      .page-77winslot__section {
        padding: 30px 15px;
      }
      .page-77winslot__section-title {
        font-size: 1.8em;
      }
      .page-77winslot__button {
        padding: 12px 25px;
        font-size: 1em;
      }

      .page-77winslot__games-grid {
        grid-template-columns: 1fr;
      }
      .page-77winslot__game-card-image {
        height: 180px;
      }

      .page-77winslot__guide-step {
        flex: 1 1 100%;
        max-width: 100%;
        margin-left: 0 !important;
        margin-right: 0 !important;
        box-sizing: border-box !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
      }
      .page-77winslot__guide-steps {
        padding: 0 !important;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }

      .page-77winslot__advantages-list {
        grid-template-columns: 1fr;
        padding: 0 !important;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }
      .page-77winslot__advantage-item {
        margin-left: 0 !important;
        margin-right: 0 !important;
        box-sizing: border-box !important;
        width: 100% !important;
        max-width: 100% !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
      }

      .page-77winslot__faq-container {
        margin-top: 30px;
      }
      .page-77winslot__faq-question {
        font-size: 1.05em;
        padding: 12px 15px;
      }
      .page-77winslot__faq-answer {
        padding: 0 10px;
      }
      .page-77winslot__faq-item.active .page-77winslot__faq-answer {
        padding: 15px 10px !important;
      }

      .page-77winslot__floating-button {
        bottom: 15px;
        right: 15px;
        padding: 10px 20px;
        font-size: 1em;
      }
    }

    @media (max-width: 480px) {
      .page-77winslot__hero-title {
        font-size: 1.8em;
      }
      .page-77winslot__hero-description {
        font-size: 0.9em;
      }
      .page-77winslot__section-title {
        font-size: 1.6em;
      }
      .page-77winslot__game-card-title {
        font-size: 1.3em;
      }
      .page-77winslot__guide-step-title {
        font-size: 1.2em;
      }
      .page-77winslot__advantage-title {
        font-size: 1.2em;
      }
    }