/* Tổng thể */
    .page-sv388dangnhap {
      font-family: 'Arial', sans-serif;
      background-color: #000000; /* Màu nền đen */
      color: #FFFFFF; /* Màu chữ trắng */
      line-height: 1.6;
      padding-bottom: 80px; /* Đảm bảo khoảng trống cho footer */
    }

    .page-sv388dangnhap__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 15px;
      box-sizing: border-box;
    }

    .page-sv388dangnhap__section {
      padding: 40px 0;
      text-align: center;
    }

    .page-sv388dangnhap__section-title {
      color: #FFD700; /* Màu vàng cho tiêu đề */
      font-size: 2.5em;
      margin-bottom: 20px;
      text-transform: uppercase;
    }

    .page-sv388dangnhap__section-subtitle {
      color: #FFFFFF;
      font-size: 1.2em;
      margin-bottom: 30px;
    }

    /* Hero Section */
    .page-sv388dangnhap__hero-section {
      position: relative;
      background-color: #000000;
      padding-top: 140px; /* An toàn cho menu cố định trên di động */
      text-align: center;
      overflow: hidden;
    }

    .page-sv388dangnhap__hero-image {
      width: 100%;
      max-width: 100%;
      height: auto;
      display: block;
      margin: 0 auto;
      object-fit: contain; /* Giữ tỷ lệ gốc */
      border-radius: 8px;
    }

    .page-sv388dangnhap__hero-content {
      position: relative;
      z-index: 2;
      padding: 30px 15px;
      text-align: center;
    }

    .page-sv388dangnhap__hero-title {
      font-size: 3em;
      color: #FFD700;
      margin-bottom: 15px;
      line-height: 1.2;
      text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    }

    .page-sv388dangnhap__hero-description {
      font-size: 1.3em;
      color: #FFFFFF;
      margin-bottom: 30px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
      text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
    }

    /* Nút Đăng Nhập Nổi */
    .page-sv388dangnhap__floating-login-btn {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      background-color: #FFD700;
      color: #000000;
      padding: 15px 30px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.2em;
      box-shadow: 0 4px 15px rgba(255, 215, 0, 0.6);
      transition: all 0.3s ease;
      z-index: 1000;
      white-space: nowrap;
      text-align: center;
      display: inline-block;
      min-width: 250px;
    }

    .page-sv388dangnhap__floating-login-btn:hover {
      background-color: #e6c200;
      transform: translateX(-50%) translateY(-5px);
      box-shadow: 0 6px 20px rgba(255, 215, 0, 0.8);
    }

    /* Giới thiệu */
    .page-sv388dangnhap__intro-text {
      font-size: 1.1em;
      max-width: 900px;
      margin: 0 auto 30px auto;
      color: #E0E0E0;
    }

    /* Game Categories */
    .page-sv388dangnhap__game-categories {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 20px;
      margin-top: 30px;
    }

    .page-sv388dangnhap__game-card {
      background-color: #1a1a1a;
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      text-align: center;
      padding: 20px;
    }

    .page-sv388dangnhap__game-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 6px 15px rgba(255, 215, 0, 0.3);
    }

    .page-sv388dangnhap__game-card-image {
      width: 100%;
      max-width: 100%;
      height: 200px; /* Kích thước cố định cho hình ảnh sản phẩm */
      object-fit: cover;
      border-radius: 5px;
      margin-bottom: 15px;
    }
    
    .page-sv388dangnhap__game-card-title {
      font-size: 1.4em;
      color: #FFD700;
      margin-bottom: 10px;
      text-decoration: none;
    }

    .page-sv388dangnhap__game-card-title a {
      color: #FFD700;
      text-decoration: none;
      transition: color 0.3s ease;
    }

    .page-sv388dangnhap__game-card-title a:hover {
      color: #FFFFFF;
    }

    .page-sv388dangnhap__game-card-description {
      font-size: 0.95em;
      color: #CCCCCC;
    }

    /* Game Providers */
    .page-sv388dangnhap__provider-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 20px;
      margin-top: 30px;
    }

    .page-sv388dangnhap__provider-item {
      background-color: #1a1a1a;
      padding: 15px;
      border-radius: 8px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
      transition: transform 0.3s ease;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      min-height: 120px;
    }

    .page-sv388dangnhap__provider-item:hover {
      transform: scale(1.05);
      background-color: #2a2a2a;
    }

    .page-sv388dangnhap__provider-logo {
      width: 100%;
      max-width: 120px; /* Kích thước tối đa cho logo nhà cung cấp */
      height: auto;
      object-fit: contain;
      filter: grayscale(20%); /* Giảm độ bão hòa nhẹ */
      transition: filter 0.3s ease;
    }

    .page-sv388dangnhap__provider-item:hover .page-sv388dangnhap__provider-logo {
      filter: grayscale(0%);
    }

    /* Promotions */
    .page-sv388dangnhap__promo-card {
      background-color: #1a1a1a;
      border-radius: 10px;
      padding: 25px;
      margin-bottom: 20px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
      text-align: left;
    }

    .page-sv388dangnhap__promo-card-title {
      color: #FFD700;
      font-size: 1.8em;
      margin-bottom: 10px;
    }

    .page-sv388dangnhap__promo-card-description {
      color: #E0E0E0;
      margin-bottom: 15px;
    }

    .page-sv388dangnhap__promo-card-button {
      background-color: #FFD700;
      color: #000000;
      padding: 10px 20px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease;
    }

    .page-sv388dangnhap__promo-card-button:hover {
      background-color: #e6c200;
    }

    /* Why Choose SV388 */
    .page-sv388dangnhap__features-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 20px;
      margin-top: 30px;
    }

    .page-sv388dangnhap__feature-item {
      background-color: #1a1a1a;
      padding: 25px;
      border-radius: 10px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
      text-align: left;
    }

    .page-sv388dangnhap__feature-icon {
      width: 100%;
      max-width: 60px; /* Kích thước tối đa cho icon tính năng */
      height: auto;
      object-fit: contain;
      margin-bottom: 15px;
    }

    .page-sv388dangnhap__feature-title {
      color: #FFD700;
      font-size: 1.5em;
      margin-bottom: 10px;
    }

    .page-sv388dangnhap__feature-description {
      color: #E0E0E0;
    }

    /* Hướng dẫn đăng ký/đăng nhập */
    .page-sv388dangnhap__steps-list {
      list-style: none;
      padding: 0;
      margin: 30px auto 0 auto;
      max-width: 800px;
      text-align: left;
    }

    .page-sv388dangnhap__step-item {
      background-color: #1a1a1a;
      margin-bottom: 15px;
      padding: 20px 25px;
      border-radius: 8px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
      display: flex;
      align-items: flex-start;
    }

    .page-sv388dangnhap__step-number {
      background-color: #FFD700;
      color: #000000;
      border-radius: 50%;
      width: 30px;
      height: 30px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: bold;
      margin-right: 15px;
      flex-shrink: 0;
    }

    .page-sv388dangnhap__step-content h3 {
      color: #FFD700;
      font-size: 1.3em;
      margin-top: 0;
      margin-bottom: 5px;
    }

    .page-sv388dangnhap__step-content p {
      color: #E0E0E0;
      margin-bottom: 0;
    }

    /* FAQ Section */
    .page-sv388dangnhap__faq-section {
      padding: 60px 0;
      background-color: #000000;
    }

    .page-sv388dangnhap__faq-container {
      max-width: 900px;
      margin: 0 auto;
      padding: 0 15px;
    }

    .page-sv388dangnhap__faq-item {
      background-color: #1a1a1a;
      margin-bottom: 15px;
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    }

    .page-sv388dangnhap__faq-question {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 20px 25px;
      cursor: pointer;
      background-color: #2a2a2a;
      color: #FFFFFF;
      font-size: 1.1em;
      font-weight: bold;
      user-select: none;
      transition: background-color 0.3s ease;
    }

    .page-sv388dangnhap__faq-question:hover {
      background-color: #3a3a3a;
    }

    .page-sv388dangnhap__faq-question h3 {
      margin: 0;
      color: #FFD700;
      font-size: 1.2em;
      pointer-events: none; /* Ngăn chặn h3 chặn sự kiện click */
      flex-grow: 1;
      text-align: left;
    }

    .page-sv388dangnhap__faq-toggle {
      font-size: 1.5em;
      line-height: 1;
      margin-left: 15px;
      transition: transform 0.3s ease;
      color: #FFD700;
      pointer-events: none; /* Ngăn chặn toggle icon chặn sự kiện click */
    }

    .page-sv388dangnhap__faq-item.active .page-sv388dangnhap__faq-toggle {
      transform: rotate(45deg); /* Biến dấu + thành X hoặc dấu - */
    }

    .page-sv388dangnhap__faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 25px;
      background-color: #1a1a1a;
      color: #E0E0E0;
      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-sv388dangnhap__faq-item.active .page-sv388dangnhap__faq-answer {
      max-height: 2000px !important; /* Đủ lớn để chứa mọi nội dung */
      padding: 20px 25px !important;
      opacity: 1;
    }

    /* Call to Action cuối trang */
    .page-sv388dangnhap__cta-section {
      background-color: #1a1a1a;
      padding: 50px 0;
      margin-top: 40px;
      border-radius: 10px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
    }

    .page-sv388dangnhap__cta-title {
      font-size: 2.2em;
      color: #FFD700;
      margin-bottom: 20px;
    }

    .page-sv388dangnhap__cta-description {
      font-size: 1.1em;
      color: #E0E0E0;
      margin-bottom: 30px;
      max-width: 700px;
      margin-left: auto;
      margin-right: auto;
    }

    .page-sv388dangnhap__cta-button {
      background-color: #FFD700;
      color: #000000;
      padding: 15px 35px;
      border-radius: 50px;
      text-decoration: none;
      font-weight: bold;
      font-size: 1.3em;
      box-shadow: 0 4px 15px rgba(255, 215, 0, 0.6);
      transition: all 0.3s ease;
    }

    .page-sv388dangnhap__cta-button:hover {
      background-color: #e6c200;
      transform: translateY(-3px);
      box-shadow: 0 6px 20px rgba(255, 215, 0, 0.8);
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .page-sv388dangnhap__hero-section {
        padding-top: 100px; /* An toàn cho menu cố định trên di động */
      }
      .page-sv388dangnhap__hero-title {
        font-size: 2.2em;
      }
      .page-sv388dangnhap__hero-description {
        font-size: 1em;
      }
      .page-sv388dangnhap__section-title {
        font-size: 2em;
      }
      .page-sv388dangnhap__section-subtitle {
        font-size: 1em;
      }
      .page-sv388dangnhap__game-categories,
      .page-sv388dangnhap__provider-grid,
      .page-sv388dangnhap__features-grid {
        grid-template-columns: 1fr;
      }
      .page-sv388dangnhap__game-card-image {
        height: 180px;
      }
      .page-sv388dangnhap__floating-login-btn {
        width: calc(100% - 40px);
        min-width: unset;
        font-size: 1em;
        padding: 12px 20px;
      }
      .page-sv388dangnhap__faq-question {
        padding: 15px 20px;
        font-size: 1em;
      }
      .page-sv388dangnhap__faq-question h3 {
        font-size: 1.1em;
      }
      .page-sv388dangnhap__faq-answer {
        padding: 0 20px;
      }
      .page-sv388dangnhap__faq-item.active .page-sv388dangnhap__faq-answer {
        padding: 15px 20px !important;
      }
      .page-sv388dangnhap__step-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
      }
      .page-sv388dangnhap__step-number {
        margin-right: 0;
        margin-bottom: 10px;
      }
      .page-sv388dangnhap__step-content h3 {
        font-size: 1.1em;
      }
      .page-sv388dangnhap__cta-title {
        font-size: 1.8em;
      }
      .page-sv388dangnhap__cta-button {
        font-size: 1.1em;
        padding: 12px 25px;
      }
    }
    
    /* Đảm bảo hình ảnh responsive */
    .page-sv388dangnhap img {
      max-width: 100%;
      height: auto;
      box-sizing: border-box;
    }
    .page-sv388dangnhap div[class*="__image-container"] { /* Container cho hình ảnh */
      width: 100%;
      max-width: 100%;
      overflow: hidden;
      box-sizing: border-box;
    }

    @media (max-width: 768px) {
      .page-sv388dangnhap img {
        max-width: 100% !important;
        height: auto !important;
      }
    }