/* CSS Styles for win78 page */
    :root {
      --page-win78-primary-color: #e44d26; /* Cam đỏ năng động */
      --page-win78-secondary-color: #333; /* Đen xám */
      --page-win78-accent-color: #f7b32b; /* Vàng sáng */
      --page-win78-background-light: #f5f5f5; /* Nền sáng */
      --page-win78-text-color-dark: #333;
      --page-win78-text-color-light: #fff;
      --page-win78-border-radius: 8px;
      --page-win78-spacing-small: 10px;
      --page-win78-spacing-medium: 20px;
      --page-win78-spacing-large: 40px;
    }

    .page-win78 {
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      line-height: 1.6;
      color: var(--page-win78-text-color-dark);
      background-color: var(--page-win78-background-light);
      padding-top: 100px; /* Default for mobile, adjusted for desktop */
      overflow-x: hidden;
    }

    @media (min-width: 769px) {
      .page-win78 {
        padding-top: 120px; /* Adjusted for desktop fixed header */
      }
    }

    .page-win78__section {
      padding: var(--page-win78-spacing-large) var(--page-win78-spacing-medium);
      margin-bottom: var(--page-win78-spacing-medium);
      background-color: #fff;
      border-radius: var(--page-win78-border-radius);
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-win78__section--dark {
      background-color: var(--page-win78-secondary-color);
      color: var(--page-win78-text-color-light);
    }

    .page-win78__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 var(--page-win78-spacing-medium);
    }

    .page-win78__title {
      font-size: 2.5em;
      color: var(--page-win78-primary-color);
      text-align: center;
      margin-bottom: var(--page-win78-spacing-large);
      position: relative;
      padding-bottom: var(--page-win78-spacing-small);
    }

    .page-win78__title::after {
      content: '';
      position: absolute;
      left: 50%;
      bottom: 0;
      transform: translateX(-50%);
      width: 80px;
      height: 4px;
      background-color: var(--page-win78-accent-color);
      border-radius: 2px;
    }

    .page-win78__subtitle {
      font-size: 1.8em;
      color: var(--page-win78-secondary-color);
      text-align: center;
      margin-bottom: var(--page-win78-spacing-medium);
    }

    .page-win78__text {
      font-size: 1.1em;
      margin-bottom: var(--page-win78-spacing-medium);
      text-align: justify;
    }

    .page-win78__button {
      display: inline-block;
      background-color: var(--page-win78-primary-color);
      color: var(--page-win78-text-color-light);
      padding: var(--page-win78-spacing-small) var(--page-win78-spacing-medium);
      border-radius: var(--page-win78-border-radius);
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease, transform 0.2s ease;
      text-align: center;
      border: none;
      cursor: pointer;
      font-size: 1.1em;
    }

    .page-win78__button:hover {
      background-color: #d4401f;
      transform: translateY(-2px);
    }

    /* Hero Section */
    .page-win78__hero-section {
      text-align: center;
      padding: var(--page-win78-spacing-large) var(--page-win78-spacing-medium);
      background-color: var(--page-win78-secondary-color);
      color: var(--page-win78-text-color-light);
      position: relative;
      overflow: hidden;
      margin-bottom: var(--page-win78-spacing-medium);
    }

    .page-win78__hero-image-wrapper {
        width: 100%;
        max-width: 100%;
        overflow: hidden;
        box-sizing: border-box;
        margin-bottom: var(--page-win78-spacing-medium);
    }

    .page-win78__hero-image {
      max-width: 100%;
      height: auto;
      border-radius: var(--page-win78-border-radius);
      display: block;
      margin: 0 auto;
      object-fit: contain; /* Ensure image fits without stretching */
      min-width: 200px; /* Minimum size */
      min-height: 200px; /* Minimum size */
    }

    .page-win78__hero-content {
      position: relative;
      z-index: 1;
      padding: var(--page-win78-spacing-medium) 0;
    }

    .page-win78__hero-title {
      font-size: 2.8em;
      margin-bottom: var(--page-win78-spacing-small);
      color: var(--page-win78-accent-color);
      line-height: 1.2;
    }

    .page-win78__hero-description {
      font-size: 1.2em;
      margin-bottom: var(--page-win78-spacing-large);
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-win78__hero-cta-group {
      display: flex;
      flex-direction: column;
      gap: var(--page-win78-spacing-small);
      justify-content: center;
      align-items: center;
    }

    .page-win78__hero-cta-button {
      background-color: var(--page-win78-accent-color);
      color: var(--page-win78-secondary-color);
      padding: var(--page-win78-spacing-medium) var(--page-win78-spacing-large);
      font-size: 1.3em;
      border-radius: var(--page-win78-border-radius);
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    }

    .page-win78__hero-cta-button:hover {
      background-color: #e6a220;
      transform: translateY(-3px);
    }

    /* Floating Login/Register Button */
    .page-win78__floating-cta {
      position: fixed;
      bottom: var(--page-win78-spacing-medium);
      right: var(--page-win78-spacing-medium);
      z-index: 1000;
      display: flex;
      flex-direction: column;
      gap: var(--page-win78-spacing-small);
      align-items: flex-end;
    }

    .page-win78__floating-button {
      background-color: var(--page-win78-primary-color);
      color: var(--page-win78-text-color-light);
      padding: var(--page-win78-spacing-small) var(--page-win78-spacing-medium);
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
      transition: background-color 0.3s ease, transform 0.2s ease;
      font-size: 1.1em;
      display: flex;
      align-items: center;
      gap: 5px;
    }

    .page-win78__floating-button:hover {
      background-color: #d4401f;
      transform: scale(1.05);
    }

    /* Game Categories */
    .page-win78__game-categories {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: var(--page-win78-spacing-medium);
    }

    .page-win78__game-card {
      background-color: var(--page-win78-background-light);
      border-radius: var(--page-win78-border-radius);
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-align: center;
      padding-bottom: var(--page-win78-spacing-medium);
    }

    .page-win78__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
    }

    .page-win78__game-card-image-wrapper {
        width: 100%;
        max-width: 100%;
        overflow: hidden;
        box-sizing: border-box;
        height: 200px; /* Fixed height for consistency */
        display: flex;
        align-items: center;
        justify-content: center;
        background-color: #eee;
    }

    .page-win78__game-card-image {
      max-width: 100%;
      height: auto;
      display: block;
      object-fit: cover; /* Ensure image covers the area */
      min-width: 200px; /* Minimum size */
      min-height: 200px; /* Minimum size */
    }

    .page-win78__game-card-content {
      padding: var(--page-win78-spacing-medium);
    }

    .page-win78__game-card-title {
      font-size: 1.5em;
      margin-bottom: var(--page-win78-spacing-small);
      color: var(--page-win78-primary-color);
    }

    .page-win78__game-card-link {
        text-decoration: none;
        color: inherit;
    }

    .page-win78__game-card-link:hover .page-win78__game-card-title {
        text-decoration: underline;
    }

    /* Game Providers */
    .page-win78__providers-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: var(--page-win78-spacing-medium);
      justify-items: center;
      align-items: center;
    }

    .page-win78__provider-item {
      background-color: #fcfcfc;
      padding: var(--page-win78-spacing-small);
      border-radius: var(--page-win78-border-radius);
      box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
      text-align: center;
      transition: transform 0.2s ease;
    }

    .page-win78__provider-item:hover {
      transform: translateY(-3px);
    }

    .page-win78__provider-logo-wrapper {
        width: 100%;
        max-width: 100%;
        overflow: hidden;
        box-sizing: border-box;
        height: 100px; /* Consistent height for logos */
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .page-win78__provider-logo {
      max-width: 100%;
      max-height: 100%;
      height: auto;
      object-fit: contain;
      min-width: 200px; /* Minimum size, though for logos this might be adjusted by system */
      min-height: 200px; /* Minimum size */
    }

    /* FAQ Section */
    .page-win78__faq-list {
      display: flex;
      flex-direction: column;
      gap: var(--page-win78-spacing-small);
    }

    .page-win78__faq-item {
      background-color: var(--page-win78-background-light);
      border: 1px solid #ddd;
      border-radius: var(--page-win78-border-radius);
      overflow: hidden;
    }

    .page-win78__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: var(--page-win78-spacing-medium);
      cursor: pointer;
      background-color: #f9f9f9;
      border-bottom: 1px solid #eee;
      transition: background-color 0.3s ease;
      user-select: none;
    }

    .page-win78__faq-question:hover {
      background-color: #efefef;
    }

    .page-win78__faq-question h3 {
      margin: 0;
      font-size: 1.2em;
      color: var(--page-win78-primary-color);
      pointer-events: none; /* Prevent h3 from blocking click event */
    }

    .page-win78__faq-toggle {
      font-size: 1.5em;
      font-weight: bold;
      color: var(--page-win78-accent-color);
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent toggle icon from blocking click event */
    }

    .page-win78__faq-item.active .page-win78__faq-toggle {
      transform: rotate(45deg); /* Change + to X or similar */
    }

    .page-win78__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 var(--page-win78-spacing-medium);
      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(--page-win78-text-color-dark);
      background-color: #fff;
    }

    .page-win78__faq-item.active .page-win78__faq-answer {
      max-height: 2000px !important; /* Sufficiently large */
      padding: var(--page-win78-spacing-medium) !important;
      opacity: 1;
    }

    .page-win78__faq-answer p {
      margin-top: 0;
      margin-bottom: var(--page-win78-spacing-small);
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-win78 {
        padding-top: 80px; /* Smaller padding for mobile fixed header */
      }
      .page-win78__title {
        font-size: 2em;
      }
      .page-win78__hero-title {
        font-size: 2em;
      }
      .page-win78__hero-description {
        font-size: 1em;
      }
      .page-win78__hero-cta-button {
        padding: var(--page-win78-spacing-small) var(--page-win78-spacing-medium);
        font-size: 1.1em;
      }
      .page-win78__section {
        padding: var(--page-win78-spacing-medium) var(--page-win78-spacing-small);
      }
      .page-win78__floating-cta {
        bottom: var(--page-win78-spacing-small);
        right: var(--page-win78-spacing-small);
      }
      .page-win78__floating-button {
        font-size: 1em;
        padding: 10px 15px;
      }
      .page-win78__game-categories {
        grid-template-columns: 1fr;
      }
      .page-win78__providers-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
      }

      /* Image responsive optimization for mobile */
      .page-win78__hero-image-wrapper,
      .page-win78__game-card-image-wrapper,
      .page-win78__provider-logo-wrapper {
        width: 100% !important;
        max-width: 100% !important;
        overflow: hidden !important;
        box-sizing: border-box !important;
      }

      .page-win78__hero-image,
      .page-win78__game-card-image,
      .page-win78__provider-logo {
        max-width: 100% !important;
        height: auto !important;
      }
    }