.page-register {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #f0f0f0; /* Default text color for dark body background */
  background-color: #0a0a0a; /* Ensure consistency with body background */
}

.page-register__hero-section {
  position: relative;
  width: 100%;
  padding: 80px 20px;
  padding-top: var(--header-offset, 120px); /* Account for fixed header */
  background: linear-gradient(135deg, #003366, #001a33); /* Dark blue gradient */
  color: #ffffff;
  text-align: center;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 400px;
}

.page-register__hero-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 20px;
}

.page-register__main-title {
  font-size: 3.2em;
  margin-bottom: 20px;
  color: #FFCC00; /* Gold accent for H1 */
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.4);
  line-height: 1.2;
}

.page-register__hero-description {
  font-size: 1.3em;
  margin-bottom: 30px;
  color: #f0f0f0;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.page-register__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.page-register__cta-button {
  display: inline-block;
  padding: 15px 40px;
  border-radius: 8px;
  font-size: 1.1em;
  font-weight: bold;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  border: none;
  cursor: pointer;
  text-align: center;
}

.page-register__btn-primary {
  background: #FFCC00; /* Gold primary button */
  color: #003366; /* Dark blue text for contrast */
}

.page-register__btn-primary:hover {
  background: #e6b800;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.page-register__btn-secondary {
  background: #003366; /* Dark blue secondary button */
  color: #ffffff;
  border: 2px solid #FFCC00; /* Gold border */
}

.page-register__btn-secondary:hover {
  background: #002244;
  border-color: #e6b800;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.page-register__form-section {
  padding: 60px 20px;
  background-color: #1a1a1a;
  color: #f0f0f0;
  text-align: center;
}

.page-register__form-container {
  max-width: 600px;
  margin: 0 auto;
  background-color: #2a2a2a;
  padding: 40px;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
}

.page-register__form-title {
  font-size: 2.2em;
  margin-bottom: 20px;
  color: #FFCC00;
}

.page-register__form-intro {
  font-size: 1.1em;
  margin-bottom: 30px;
  color: #cccccc;
}

.page-register__registration-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
  text-align: left;
}

.page-register__form-group {
  margin-bottom: 15px;
}

.page-register__form-label {
  display: block;
  margin-bottom: 8px;
  font-weight: bold;
  color: #f0f0f0;
}

.page-register__form-input {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid #003366;
  border-radius: 5px;
  background-color: #001a33;
  color: #ffffff;
  font-size: 1em;
  box-sizing: border-box;
}

.page-register__form-input::placeholder {
  color: #999999;
}

.page-register__form-input:focus {
  outline: none;
  border-color: #FFCC00;
  box-shadow: 0 0 0 3px rgba(255, 204, 0, 0.3);
}

.page-register__form-group--checkbox {
  display: flex;
  align-items: flex-start;
  margin-bottom: 20px;
}

.page-register__form-checkbox {
  margin-right: 10px;
  margin-top: 4px;
  min-width: 18px;
  min-height: 18px;
  accent-color: #FFCC00;
}

.page-register__form-label--inline {
  font-weight: normal;
  color: #cccccc;
  margin-bottom: 0;
}

.page-register__text-link {
  color: #FFCC00;
  text-decoration: none;
  font-weight: bold;
}

.page-register__text-link:hover {
  text-decoration: underline;
  color: #e6b800;
}

.page-register__submit-button {
  width: 100%;
  padding: 15px 20px;
  font-size: 1.2em;
  border-radius: 8px;
  font-weight: bold;
  cursor: pointer;
  background: #FFCC00;
  color: #003366;
  border: none;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  transition: all 0.3s ease;
}

.page-register__submit-button:hover {
  background: #e6b800;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}

.page-register__login-prompt {
  margin-top: 25px;
  font-size: 1.1em;
  color: #cccccc;
}

.page-register__benefits-section {
  padding: 80px 20px;
  background-color: #003366; /* Dark blue background */
  color: #ffffff;
  text-align: center;
}

.page-register__benefits-container {
  max-width: 1200px;
  margin: 0 auto;
}

.page-register__benefits-title {
  font-size: 2.8em;
  margin-bottom: 20px;
  color: #FFCC00; /* Gold accent */
}

.page-register__benefits-intro {
  font-size: 1.2em;
  margin-bottom: 50px;
  color: #f0f0f0;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-register__benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.page-register__benefit-item {
  background-color: #002244;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-register__benefit-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-register__benefit-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
  border: 2px solid #FFCC00;
}

.page-register__benefit-heading {
  font-size: 1.6em;
  color: #FFCC00;
  margin-bottom: 15px;
}

.page-register__benefit-description {
  font-size: 1em;
  color: #cccccc;
}

.page-register__center-cta {
  margin-top: 60px;
  text-align: center;
}

.page-register__why-choose-section {
  padding: 80px 20px;
  background-color: #1a1a1a;
  color: #f0f0f0;
  text-align: center;
}

.page-register__why-choose-container {
  max-width: 1200px;
  margin: 0 auto;
}

.page-register__why-choose-title {
  font-size: 2.8em;
  margin-bottom: 20px;
  color: #FFCC00;
}

.page-register__why-choose-intro {
  font-size: 1.2em;
  margin-bottom: 50px;
  color: #cccccc;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-register__trust-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.page-register__feature-item {
  background-color: #2a2a2a;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-register__feature-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-register__feature-icon {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
  border: 2px solid #003366;
}

.page-register__feature-heading {
  font-size: 1.6em;
  color: #FFCC00;
  margin-bottom: 15px;
}

.page-register__feature-description {
  font-size: 1em;
  color: #cccccc;
}

.page-register__faq-section {
  padding: 80px 20px;
  background-color: #003366; /* Dark blue background */
  color: #ffffff;
}

.page-register__faq-container {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.page-register__faq-main-title {
  font-size: 2.8em;
  margin-bottom: 40px;
  color: #FFCC00;
}

.page-register__faq-list {
  text-align: left;
}

/* FAQ容器样式 */
.page-register__faq-item {
  margin-bottom: 15px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

/* FAQ默认状态 - 答案隐藏 */
.page-register__faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
  padding: 0 20px;
  opacity: 0;
  background-color: #002244;
  color: #cccccc;
}

/* FAQ展开状态 - 🚨 Sử dụng!important và đủ lớn max-height để đảm bảo có thể mở rộng */
.page-register__faq-item.active .page-register__faq-answer {
  max-height: 2000px !important; /* 🚨 Sử dụng!important đảm bảo ưu tiên, giá trị đủ lớn để chứa mọi nội dung */
  padding: 20px !important;
  opacity: 1;
}

/* Vấn đề phong cách */
.page-register__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  background: #002a52; /* Slightly lighter dark blue */
  border: 1px solid #003366;
  border-radius: 8px;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.3s ease, border-color 0.3s ease;
  position: relative;
}

.page-register__faq-item.active .page-register__faq-question {
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
}

.page-register__faq-question:hover {
  background: #003366;
  border-color: #FFCC00;
}

.page-register__faq-question:active {
  background: #001a33;
}

/* Tiêu đề câu hỏi */
.page-register__faq-question h3 {
  margin: 0;
  padding: 0;
  flex: 1;
  font-size: 1.2em;
  font-weight: 600;
  line-height: 1.5;
  color: #FFCC00;
  pointer-events: none; /* Ngăn thẻ h3 chặn sự kiện nhấp */
}

/* Biểu tượng chuyển đổi */
.page-register__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  line-height: 1;
  color: #FFCC00;
  transition: transform 0.3s ease, color 0.3s ease;
  flex-shrink: 0;
  margin-left: 15px;
  pointer-events: none; /* Ngăn biểu tượng chặn sự kiện nhấp */
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
}

.page-register__faq-item.active .page-register__faq-toggle {
  color: #ffffff;
  transform: rotate(45deg); /* Rotate to form an 'X' or similar */
}

.page-register__download-cta-section {
  padding: 80px 20px;
  background-color: #111111;
  color: #f0f0f0;
  text-align: center;
}

.page-register__download-cta-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 40px;
  background-color: #2a2a2a;
  padding: 40px;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
}

.page-register__download-image {
  max-width: 400px;
  height: auto;
  border-radius: 8px;
  object-fit: contain;
  flex-shrink: 0;
  border: 2px solid #003366;
}

.page-register__download-content {
  flex: 1;
  min-width: 300px;
  text-align: left;
}

.page-register__download-title {
  font-size: 2.2em;
  margin-bottom: 20px;
  color: #FFCC00;
}

.page-register__download-description {
  font-size: 1.1em;
  margin-bottom: 30px;
  color: #cccccc;
}

/* Global image reset for content area */
.page-register img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Media Queries */
@media (max-width: 1024px) {
  .page-register__main-title {
    font-size: 2.8em;
  }
  .page-register__hero-description {
    font-size: 1.1em;
  }
  .page-register__benefits-title,
  .page-register__why-choose-title,
  .page-register__faq-main-title,
  .page-register__download-title {
    font-size: 2.4em;
  }
}

@media (max-width: 768px) {
  .page-register__hero-section {
    padding: 60px 15px;
    padding-top: var(--header-offset, 120px) !important;
    min-height: 350px;
  }
  .page-register__main-title {
    font-size: 2.2em;
  }
  .page-register__hero-description {
    font-size: 1em;
  }
  .page-register__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }
  .page-register__cta-button {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    padding: 12px 25px;
    font-size: 1em;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-register__form-section {
    padding: 40px 15px;
  }
  .page-register__form-container {
    padding: 30px 20px;
  }
  .page-register__form-title {
    font-size: 1.8em;
  }
  .page-register__form-intro {
    font-size: 0.95em;
  }
  .page-register__form-group--checkbox {
    flex-direction: column;
    align-items: flex-start;
  }
  .page-register__form-checkbox {
    margin-bottom: 10px;
  }

  .page-register__benefits-section,
  .page-register__why-choose-section,
  .page-register__faq-section,
  .page-register__download-cta-section {
    padding: 50px 15px;
  }
  .page-register__benefits-title,
  .page-register__why-choose-title,
  .page-register__faq-main-title,
  .page-register__download-title {
    font-size: 2em;
  }
  .page-register__benefits-intro,
  .page-register__why-choose-intro,
  .page-register__download-description {
    font-size: 1em;
  }
  .page-register__benefit-item,
  .page-register__feature-item {
    padding: 20px;
  }
  .page-register__benefit-heading,
  .page-register__feature-heading {
    font-size: 1.4em;
  }

  /* FAQ Mobile */
  .page-register__faq-question {
    padding: 15px;
  }
  .page-register__faq-question h3 {
    font-size: 1em;
  }
  .page-register__faq-toggle {
    font-size: 20px;
    width: 24px;
    height: 24px;
  }
  .page-register__faq-item.active .page-register__faq-answer {
    padding: 15px !important;
  }

  .page-register__download-cta-container {
    flex-direction: column;
    padding: 30px;
    gap: 25px;
  }
  .page-register__download-image {
    max-width: 80% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-register__download-content {
    text-align: center;
  }
  .page-register__download-title {
    font-size: 1.8em;
  }

  /* Force responsive images */
  .page-register img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    box-sizing: border-box !important;
  }
  .page-register__hero-container, .page-register__form-container, .page-register__benefits-container, .page-register__why-choose-container, .page-register__faq-container, .page-register__download-cta-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
    overflow: hidden !important;
  }
  .page-register__hero-section, .page-register__form-section, .page-register__benefits-section, .page-register__why-choose-section, .page-register__faq-section, .page-register__download-cta-section {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px !important;
    padding-right: 15px !important;
    overflow: hidden !important;
  }
  .page-register__cta-buttons, .page-register__button-group, .page-register__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
    overflow: hidden !important;
  }
}

@media (max-width: 480px) {
  .page-register__main-title {
    font-size: 1.8em;
  }
  .page-register__benefits-title,
  .page-register__why-choose-title,
  .page-register__faq-main-title,
  .page-register__download-title {
    font-size: 1.6em;
  }
  .page-register__submit-button {
    font-size: 1.1em;
  }
  .page-register__form-label--inline {
    font-size: 0.9em;
  }
}