:root {
      --page-nohu03-primary-color: #e44d26; /* Cam đỏ */
      --page-nohu03-secondary-color: #ffb74d; /* Cam nhạt */
      --page-nohu03-background-dark: #1a1a1a; /* Nền tối */
      --page-nohu03-background-light: #2c2c2c; /* Nền sáng hơn */
      --page-nohu03-text-color: #f0f0f0; /* Màu chữ sáng */
      --page-nohu03-accent-color: #4CAF50; /* Xanh lá cây */
      --page-nohu03-border-color: #444; /* Màu viền */
      --page-nohu03-button-hover: #ff6f4d; /* Màu nút hover */
    }

    .page-nohu03 {
      font-family: 'Arial', sans-serif;
      color: var(--page-nohu03-text-color);
      background-color: var(--page-nohu03-background-dark);
      line-height: 1.6;
      overflow-x: hidden;
    }

    .page-nohu03__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
      box-sizing: border-box;
    }

    .page-nohu03__section {
      padding: 40px 0;
      text-align: center;
    }

    .page-nohu03__section--dark {
      background-color: var(--page-nohu03-background-light);
    }

    .page-nohu03__hero-section {
      background: var(--page-nohu03-background-dark);
      color: var(--page-nohu03-text-color);
      padding-top: 10px; /* Adjust for fixed header */
      padding-bottom: 40px;
      position: relative;
      overflow: hidden;
    }

    .page-nohu03__hero-banner {
      width: 100%;
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto 20px auto;
      border-radius: 8px;
      object-fit: cover;
    }

    .page-nohu03__hero-title {
      font-size: 2.8em;
      margin-bottom: 15px;
      color: var(--page-nohu03-primary-color);
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    }

    .page-nohu03__hero-description {
      font-size: 1.2em;
      margin-bottom: 30px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-nohu03__button {
      display: inline-block;
      background-color: var(--page-nohu03-primary-color);
      color: var(--page-nohu03-text-color);
      padding: 15px 30px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.1em;
      transition: background-color 0.3s ease, transform 0.2s ease;
      border: none;
      cursor: pointer;
    }

    .page-nohu03__button:hover {
      background-color: var(--page-nohu03-button-hover);
      transform: translateY(-2px);
    }

    .page-nohu03__floating-button {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background-color: var(--page-nohu03-accent-color);
      color: white;
      padding: 15px 25px;
      border-radius: 50px;
      font-size: 1.1em;
      font-weight: bold;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
      z-index: 1000;
      transition: background-color 0.3s ease, transform 0.2s ease;
      border: none;
      cursor: pointer;
    }

    .page-nohu03__floating-button:hover {
      background-color: #5cb85c;
      transform: translateY(-2px);
    }

    .page-nohu03__heading-2 {
      font-size: 2.2em;
      color: var(--page-nohu03-primary-color);
      margin-bottom: 30px;
      position: relative;
      padding-bottom: 10px;
    }

    .page-nohu03__heading-2::after {
      content: '';
      position: absolute;
      left: 50%;
      transform: translateX(-50%);
      bottom: 0;
      width: 80px;
      height: 4px;
      background-color: var(--page-nohu03-secondary-color);
      border-radius: 2px;
    }

    .page-nohu03__text-block {
      font-size: 1.1em;
      margin-bottom: 20px;
      text-align: left;
    }

    .page-nohu03__game-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
      gap: 20px;
      margin-top: 30px;
    }

    .page-nohu03__game-card {
      background-color: var(--page-nohu03-background-dark);
      border: 1px solid var(--page-nohu03-border-color);
      border-radius: 10px;
      padding: 20px;
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      box-sizing: border-box;
    }

    .page-nohu03__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 15px rgba(0, 0, 0, 0.4);
    }

    .page-nohu03__game-card-image {
      width: 100%;
      max-width: 250px; /* Ensuring minimum size and responsive behavior */
      height: auto;
      border-radius: 8px;
      margin-bottom: 15px;
      object-fit: cover;
    }

    .page-nohu03__game-card-title {
      font-size: 1.3em;
      color: var(--page-nohu03-secondary-color);
      margin-bottom: 10px;
    }

    .page-nohu03__game-card-description {
      font-size: 0.95em;
      color: #ccc;
    }

    .page-nohu03__feature-list {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 25px;
      margin-top: 30px;
      list-style: none;
      padding: 0;
    }

    .page-nohu03__feature-item {
      background-color: var(--page-nohu03-background-dark);
      border: 1px solid var(--page-nohu03-border-color);
      border-radius: 10px;
      padding: 25px;
      text-align: left;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
      box-sizing: border-box;
    }

    .page-nohu03__feature-icon {
      width: 100%;
      max-width: 150px; /* Ensure minimum size */
      height: auto;
      margin-bottom: 15px;
      display: block;
      margin-left: auto;
      margin-right: auto;
    }

    .page-nohu03__feature-title {
      font-size: 1.5em;
      color: var(--page-nohu03-accent-color);
      margin-bottom: 10px;
      text-align: center;
    }

    .page-nohu03__feature-description {
      font-size: 1em;
      color: #d0d0d0;
    }

    .page-nohu03__steps-list {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 25px;
      margin-top: 30px;
      list-style: none;
      padding: 0;
    }

    .page-nohu03__step-item {
      background-color: var(--page-nohu03-background-dark);
      border: 1px solid var(--page-nohu03-border-color);
      border-radius: 10px;
      padding: 25px;
      max-width: 300px;
      text-align: center;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
      box-sizing: border-box;
      flex: 1 1 300px;
    }

    .page-nohu03__step-number {
      display: inline-block;
      background-color: var(--page-nohu03-primary-color);
      color: white;
      width: 50px;
      height: 50px;
      line-height: 50px;
      border-radius: 50%;
      font-size: 1.8em;
      font-weight: bold;
      margin-bottom: 15px;
    }

    .page-nohu03__step-title {
      font-size: 1.4em;
      color: var(--page-nohu03-secondary-color);
      margin-bottom: 10px;
    }

    .page-nohu03__step-description {
      font-size: 1em;
      color: #d0d0d0;
    }

    .page-nohu03__faq-section {
      background-color: var(--page-nohu03-background-light);
    }

    .page-nohu03__faq-item {
      background-color: var(--page-nohu03-background-dark);
      border: 1px solid var(--page-nohu03-border-color);
      border-radius: 8px;
      margin-bottom: 15px;
      overflow: hidden;
      box-sizing: border-box;
    }

    .page-nohu03__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 20px;
      cursor: pointer;
      background-color: var(--page-nohu03-background-dark);
      color: var(--page-nohu03-secondary-color);
      font-size: 1.1em;
      font-weight: bold;
      transition: background-color 0.3s ease;
      user-select: none;
    }

    .page-nohu03__faq-question h3 {
      margin: 0;
      font-size: 1.1em;
      color: var(--page-nohu03-secondary-color);
      pointer-events: none; /* Prevent h3 from blocking click event */
    }

    .page-nohu03__faq-question:hover {
      background-color: #3a3a3a;
    }

    .page-nohu03__faq-toggle {
      font-size: 1.5em;
      font-weight: bold;
      color: var(--page-nohu03-primary-color);
      transition: transform 0.3s ease;
      pointer-events: none; /* Prevent span from blocking click event */
    }

    .page-nohu03__faq-item.active .page-nohu03__faq-toggle {
      transform: rotate(45deg);
      color: var(--page-nohu03-accent-color);
    }

    .page-nohu03__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 20px;
      background-color: var(--page-nohu03-background-light);
      color: var(--page-nohu03-text-color);
      font-size: 0.95em;
      transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
      opacity: 0;
      text-align: left;
    }

    .page-nohu03__faq-item.active .page-nohu03__faq-answer {
      max-height: 2000px !important; /* Sufficiently large to accommodate content */
      padding: 20px !important;
      opacity: 1;
    }

    /* Responsive Design */
    @media (max-width: 768px) {
      .page-nohu03__hero-title {
        font-size: 2em;
      }

      .page-nohu03__hero-description {
        font-size: 1em;
      }

      .page-nohu03__heading-2 {
        font-size: 1.8em;
      }

      .page-nohu03__game-grid {
        grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
      }

      .page-nohu03__game-card {
        padding: 15px;
      }

      .page-nohu03__game-card-image {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
      }

      .page-nohu03__feature-list,
      .page-nohu03__steps-list {
        grid-template-columns: 1fr;
        gap: 15px;
        padding: 0;
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
      }

      .page-nohu03__feature-item,
      .page-nohu03__step-item {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
        padding: 20px !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
        word-break: break-word !important;
      }

      .page-nohu03__feature-icon {
        max-width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
      }

      .page-nohu03__floating-button {
        bottom: 15px;
        right: 15px;
        padding: 12px 20px;
        font-size: 1em;
      }

      .page-nohu03__faq-question {
        font-size: 1em;
        padding: 12px 15px;
      }

      .page-nohu03__faq-question h3 {
        font-size: 1em;
      }

      .page-nohu03__faq-answer {
        font-size: 0.9em;
        padding: 0 15px;
      }

      .page-nohu03__faq-item.active .page-nohu03__faq-answer {
        padding: 15px !important;
      }
    }

    @media (max-width: 480px) {
      .page-nohu03__hero-title {
        font-size: 1.8em;
      }

      .page-nohu03__heading-2 {
        font-size: 1.6em;
      }

      .page-nohu03__game-grid {
        grid-template-columns: 1fr;
      }
    }