:root {
      --page-win68slot__primary-color: #e44d26; /* Cam đỏ */
      --page-win68slot__secondary-color: #333; /* Xám đậm */
      --page-win68slot__accent-color: #007bff; /* Xanh dương */
      --page-win68slot__text-color: #333;
      --page-win68slot__light-text-color: #f8f8f8;
      --page-win68slot__bg-color: #f0f2f5; /* Xám nhạt */
      --page-win68slot__card-bg: #ffffff;
      --page-win68slot__border-color: #ddd;
    }

    body {
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      line-height: 1.6;
      color: var(--page-win68slot__text-color);
      background-color: var(--page-win68slot__bg-color);
      margin: 0;
      padding: 0;
    }

    .page-win68slot {
      max-width: 100%;
      margin: 0 auto;
      overflow-x: hidden; /* Prevent horizontal scroll */
    }

    .page-win68slot__hero-section {
      position: relative;
      width: 100%;
      background: linear-gradient(135deg, var(--page-win68slot__primary-color), #ff7f50);
      color: var(--page-win68slot__light-text-color);
      text-align: center;
      padding: 10px 0 40px; /* Adjusted padding-top for fixed header */
      overflow: hidden;
    }

    .page-win68slot__hero-image {
      width: 100%;
      max-width: 100%;
      height: auto;
      object-fit: cover;
      display: block;
      margin: 0 auto;
      border-radius: 8px;
    }

    .page-win68slot__hero-content {
      position: relative;
      z-index: 1;
      padding: 20px;
      margin-top: -60px; /* Pull content up over banner */
      background: rgba(0, 0, 0, 0.4);
      border-radius: 0 0 15px 15px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    }

    .page-win68slot__hero-title {
      font-size: 2.5em;
      margin-bottom: 10px;
      color: #fff;
      text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    }

    .page-win68slot__hero-description {
      font-size: 1.1em;
      margin-bottom: 20px;
      color: #eee;
    }

    .page-win68slot__promo-button {
      display: inline-block;
      background-color: #ffcc00; /* Vàng sáng */
      color: var(--page-win68slot__secondary-color);
      padding: 12px 25px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      transition: background-color 0.3s ease, transform 0.3s ease;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
      border: none;
      cursor: pointer;
    }

    .page-win68slot__promo-button:hover {
      background-color: #e6b800;
      transform: translateY(-2px);
    }

    .page-win68slot__floating-buttons {
      position: fixed;
      bottom: 20px;
      right: 20px;
      z-index: 1000;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .page-win68slot__floating-button {
      background-color: var(--page-win68slot__primary-color);
      color: var(--page-win68slot__light-text-color);
      padding: 10px 15px;
      border-radius: 30px;
      font-weight: bold;
      text-align: center;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
      transition: background-color 0.3s ease, transform 0.3s ease;
      font-size: 0.9em;
      border: none;
      cursor: pointer;
    }

    .page-win68slot__floating-button--login {
      background-color: var(--page-win68slot__accent-color);
    }

    .page-win68slot__floating-button:hover {
      background-color: #c93a17;
      transform: translateY(-2px);
    }

    .page-win68slot__floating-button--login:hover {
      background-color: #0056b3;
      transform: translateY(-2px);
    }

    .page-win68slot__section {
      padding: 40px 20px;
      text-align: center;
    }

    .page-win68slot__section-title {
      font-size: 2em;
      color: var(--page-win68slot__primary-color);
      margin-bottom: 30px;
      position: relative;
    }

    .page-win68slot__section-title::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: -10px;
      transform: translateX(-50%);
      width: 60px;
      height: 4px;
      background-color: var(--page-win68slot__accent-color);
      border-radius: 2px;
    }

    .page-win68slot__games-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      max-width: 1200px;
      margin: 0 auto;
    }

    .page-win68slot__game-card {
      background-color: var(--page-win68slot__card-bg);
      border-radius: 10px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
      overflow: hidden;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-align: center;
      padding-bottom: 15px;
    }

    .page-win68slot__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    }

    .page-win68slot__game-image {
      width: 100%;
      max-width: 100%;
      height: 150px;
      object-fit: cover;
      display: block;
      margin-bottom: 15px;
    }

    .page-win68slot__game-title {
      font-size: 1.1em;
      color: var(--page-win68slot__secondary-color);
      margin: 0 10px;
      font-weight: bold;
    }

    .page-win68slot__promo-section {
      background-color: #fff;
      padding: 50px 20px;
      margin-top: 30px;
      box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
    }

    .page-win68slot__promo-content {
      max-width: 800px;
      margin: 0 auto;
      text-align: center;
    }

    .page-win68slot__promo-title {
      font-size: 2.2em;
      color: var(--page-win68slot__primary-color);
      margin-bottom: 20px;
    }

    .page-win68slot__promo-text {
      font-size: 1.1em;
      color: var(--page-win68slot__text-color);
      margin-bottom: 30px;
    }

    .page-win68slot__why-choose-us {
      background-color: var(--page-win68slot__bg-color);
      padding: 50px 20px;
    }

    .page-win68slot__feature-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 30px;
      max-width: 1000px;
      margin: 0 auto;
    }

    .page-win68slot__feature-card {
      background-color: var(--page-win68slot__card-bg);
      padding: 25px;
      border-radius: 10px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
      text-align: left;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .page-win68slot__feature-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    }

    .page-win68slot__feature-icon {
      width: 60px;
      height: 60px;
      margin-bottom: 15px;
      display: block;
      margin-left: 0;
    }

    .page-win68slot__feature-title {
      font-size: 1.3em;
      color: var(--page-win68slot__accent-color);
      margin-bottom: 10px;
    }

    .page-win68slot__feature-description {
      font-size: 0.95em;
      color: var(--page-win68slot__text-color);
    }

    .page-win68slot__providers-section,
    .page-win68slot__payments-section {
      background-color: #fcfcfc;
      padding: 40px 20px;
      margin-top: 30px;
      border-top: 1px solid var(--page-win68slot__border-color);
    }

    .page-win68slot__logo-grid {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 25px;
      max-width: 1000px;
      margin: 0 auto;
    }

    .page-win68slot__logo-item {
      width: 100px;
      height: 60px;
      display: flex;
      align-items: center;
      justify-content: center;
      background-color: var(--page-win68slot__card-bg);
      border-radius: 8px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
      padding: 10px;
      transition: transform 0.2s ease;
    }

    .page-win68slot__logo-item:hover {
      transform: scale(1.05);
    }

    .page-win68slot__logo-image {
      max-width: 100%;
      max-height: 100%;
      height: auto;
      object-fit: contain;
    }

    .page-win68slot__faq-section {
      background-color: var(--page-win68slot__card-bg);
      padding: 50px 20px;
      margin-top: 30px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    }

    .page-win68slot__faq-container {
      max-width: 800px;
      margin: 0 auto;
    }

    .page-win68slot__faq-item {
      margin-bottom: 15px;
      border: 1px solid var(--page-win68slot__border-color);
      border-radius: 8px;
      overflow: hidden;
    }

    .page-win68slot__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      background-color: #f9f9f9;
      cursor: pointer;
      user-select: none;
      font-weight: bold;
      color: var(--page-win68slot__secondary-color);
      transition: background-color 0.3s ease;
    }

    .page-win68slot__faq-question:hover {
      background-color: #f0f0f0;
    }

    .page-win68slot__faq-question h3 {
      margin: 0;
      font-size: 1.1em;
      pointer-events: none; /* Prevent h3 from blocking click */
    }

    .page-win68slot__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle from blocking click */
      color: var(--page-win68slot__primary-color);
    }

    .page-win68slot__faq-item.active .page-win68slot__faq-toggle {
      transform: rotate(45deg); /* Change + to X or - */
    }

    .page-win68slot__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 15px;
      background-color: var(--page-win68slot__card-bg);
      color: var(--page-win68slot__text-color);
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.3s ease;
      opacity: 0;
      text-align: left;
    }

    .page-win68slot__faq-item.active .page-win68slot__faq-answer {
      max-height: 2000px !important; /* Sufficiently large to contain content */
      padding: 20px 15px !important;
      opacity: 1;
    }

    .page-win68slot__cta-section {
      background-color: var(--page-win68slot__primary-color);
      color: var(--page-win68slot__light-text-color);
      padding: 60px 20px;
      text-align: center;
      margin-top: 30px;
    }

    .page-win68slot__cta-title {
      font-size: 2.5em;
      margin-bottom: 20px;
      color: #fff;
    }

    .page-win68slot__cta-description {
      font-size: 1.2em;
      margin-bottom: 30px;
      max-width: 700px;
      margin-left: auto;
      margin-right: auto;
    }

    @media (max-width: 768px) {
      .page-win68slot__hero-section {
        padding-top: 10px; /* Mobile padding for fixed header */
      }
      .page-win68slot__hero-title {
        font-size: 1.8em;
      }
      .page-win68slot__hero-description {
        font-size: 1em;
      }
      .page-win68slot__promo-button {
        padding: 10px 20px;
        font-size: 1em;
      }
      .page-win68slot__section-title {
        font-size: 1.8em;
      }
      .page-win68slot__games-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
      }
      .page-win68slot__game-image {
        height: 120px;
      }
      .page-win68slot__game-title {
        font-size: 1em;
      }
      .page-win68slot__feature-grid {
        grid-template-columns: 1fr;
      }
      .page-win68slot__floating-buttons {
        bottom: 15px;
        right: 15px;
        gap: 8px;
      }
      .page-win68slot__floating-button {
        padding: 8px 12px;
        font-size: 0.85em;
      }
      .page-win68slot__faq-question {
        padding: 12px 15px;
      }
      .page-win68slot__faq-question h3 {
        font-size: 1em;
      }
      .page-win68slot__faq-answer {
        padding: 0 10px;
      }
      .page-win68slot__faq-item.active .page-win68slot__faq-answer {
        padding: 15px 10px !important;
      }
      .page-win68slot__cta-title {
        font-size: 2em;
      }
      .page-win68slot__cta-description {
        font-size: 1em;
      }

      /* Image responsive optimization for mobile */
      img {
        max-width: 100% !important;
        height: auto !important;
      }
      .page-win68slot__game-image,
      .page-win68slot__hero-image,
      .page-win68slot__feature-icon,
      .page-win68slot__logo-image {
        max-width: 100% !important;
        height: auto !important;
      }
      .page-win68slot__game-card,
      .page-win68slot__feature-card,
      .page-win68slot__logo-item {
        width: 100%;
        max-width: 100%;
        overflow: hidden;
        box-sizing: border-box;
      }
    }