/* style/register.css */
:root {
  --primary-color: #FFD700; /* Gold */
  --secondary-color: #8B0000; /* Dark Red */
  --text-light: #ffffff;
  --text-dark: #333333;
  --bg-dark: #000000;
  --bg-light: #f5f5f5;
  --border-color: #333333;
  --card-bg-dark: rgba(255, 255, 255, 0.1);
}

.page-register {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--text-light); /* Default text color for dark body background */
  background-color: var(--bg-dark); /* Ensure consistency with body background */
  padding-top: 120px; /* Fixed header padding for desktop */
}

.page-register__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-register__section-title {
  font-size: 36px;
  font-weight: bold;
  text-align: center;
  margin-bottom: 40px;
  color: var(--primary-color);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.page-register__hero-section {
  background: linear-gradient(135deg, var(--secondary-color) 0%, var(--bg-dark) 100%);
  padding: 80px 0;
  text-align: center;
  color: var(--text-light);
}

.page-register__main-title {
  font-size: 48px;
  font-weight: 900;
  margin-bottom: 20px;
  color: var(--primary-color);
  text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.7);
}

.page-register__hero-description {
  font-size: 20px;
  margin-bottom: 40px;
  max-width: 800px;
  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: 18px;
  font-weight: bold;
  text-align: center;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  border: none;
  cursor: pointer;
  white-space: normal;
  word-wrap: break-word;
  max-width: 100%;
  box-sizing: border-box;
}

.page-register__btn-primary {
  background: var(--primary-color);
  color: var(--text-dark);
}

.page-register__btn-primary:hover {
  background: #e6c200;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}

.page-register__btn-secondary {
  background: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.page-register__btn-secondary:hover {
  background: var(--primary-color);
  color: var(--text-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}

.page-register__benefits-section {
  padding: 80px 0;
  background-color: var(--bg-dark);
  color: var(--text-light);
}

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

.page-register__benefit-card {
  background: var(--card-bg-dark);
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid rgba(255, 215, 0, 0.3);
}

.page-register__benefit-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4);
}

.page-register__benefit-icon {
  width: 150px; /* Min size 200px, but for icons, adjust to make it look like a feature icon */
  height: 150px;
  margin-bottom: 20px;
  object-fit: contain;
  max-width: 100%;
  height: auto;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-register__card-title {
  font-size: 24px;
  font-weight: bold;
  margin-bottom: 15px;
  color: var(--primary-color);
}

.page-register__benefit-card p {
  font-size: 16px;
  color: #f0f0f0;
}

.page-register__how-to-register-section {
  padding: 80px 0;
  background-color: var(--secondary-color);
  color: var(--text-light);
}

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

.page-register__step-item {
  background: rgba(0, 0, 0, 0.3);
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 215, 0, 0.5);
}

.page-register__step-number {
  font-size: 60px;
  font-weight: bold;
  color: var(--primary-color);
  margin-bottom: 15px;
  line-height: 1;
}

.page-register__step-title {
  font-size: 28px;
  font-weight: bold;
  margin-bottom: 15px;
  color: var(--text-light);
}

.page-register__step-item p {
  font-size: 16px;
  color: #f5f5f5;
}

.page-register__cta-bottom {
  text-align: center;
  margin-top: 50px;
}

.page-register__form-section {
  padding: 80px 0;
  background-color: var(--bg-dark);
  color: var(--text-light);
}

.page-register__form-description {
  text-align: center;
  font-size: 18px;
  margin-bottom: 40px;
  color: #f0f0f0;
}

.page-register__registration-form {
  max-width: 600px;
  margin: 0 auto;
  background: var(--card-bg-dark);
  padding: 40px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 215, 0, 0.3);
}

.page-register__form-group {
  margin-bottom: 25px;
}

.page-register__form-label {
  display: block;
  margin-bottom: 8px;
  font-size: 16px;
  font-weight: bold;
  color: var(--primary-color);
}

.page-register__form-input {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid rgba(255, 215, 0, 0.5);
  border-radius: 5px;
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--text-light);
  font-size: 16px;
  box-sizing: border-box;
}

.page-register__form-input::placeholder {
  color: #aaa;
  opacity: 0.7;
}

.page-register__form-input:focus {
  border-color: var(--primary-color);
  outline: none;
  box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.3);
}

.page-register__checkbox-group {
  display: flex;
  align-items: center;
  margin-bottom: 25px;
}

.page-register__form-checkbox {
  margin-right: 10px;
  width: 20px;
  height: 20px;
  cursor: pointer;
  accent-color: var(--primary-color);
}

.page-register__form-link {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: bold;
}

.page-register__form-link:hover {
  text-decoration: underline;
}

.page-register__submit-button {
  width: 100%;
  padding: 15px;
  font-size: 20px;
  font-weight: bold;
  border-radius: 8px;
  background: var(--primary-color);
  color: var(--text-dark);
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  white-space: normal;
  word-wrap: break-word;
  max-width: 100%;
  box-sizing: border-box;
}

.page-register__submit-button:hover {
  background: #e6c200;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}

.page-register__faq-section {
  padding: 80px 0;
  background-color: var(--secondary-color);
  color: var(--text-light);
}

.page-register__faq-list {
  max-width: 800px;
  margin: 0 auto;
}

/* FAQ容器样式 */
.page-register__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  overflow: hidden;
  border: 1px solid rgba(255, 215, 0, 0.3);
}

/* 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 15px;
  opacity: 0;
  color: #f0f0f0;
}

/* FAQ展开状态 - 🚨 Sử dụng !important và đủ lớn max-height để đảm bảo mở rộng */
.page-register__faq-item.active .page-register__faq-answer {
  max-height: 2000px !important; /* 🚨 Sử dụng !important để đảm bảo ưu tiên, giá trị đủ lớn để chứa mọi nội dung */
  padding: 20px 15px !important;
  opacity: 1;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 0 0 5px 5px;
}

/* Vấn đề kiểu dáng */
.page-register__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  background: rgba(0, 0, 0, 0.4);
  border-radius: 5px;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.3s ease, border-color 0.3s ease;
  position: relative;
}

.page-register__faq-question:hover {
  background: rgba(0, 0, 0, 0.5);
}

.page-register__faq-question:active {
  background: rgba(0, 0, 0, 0.6);
}

/* Vấn đề tiêu đề kiểu dáng */
.page-register__faq-question h3 {
  margin: 0;
  padding: 0;
  flex: 1;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  pointer-events: none; /* Ngăn chặn thẻ h3 chặn sự kiện click */
  color: var(--primary-color);
}

/* Chuyển đổi biểu tượng */
.page-register__faq-toggle {
  font-size: 28px;
  font-weight: bold;
  line-height: 1;
  color: var(--primary-color);
  transition: transform 0.3s ease, color 0.3s ease;
  flex-shrink: 0;
  margin-left: 15px;
  pointer-events: none; /* Ngăn chặn biểu tượng chặn sự kiện click */
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
}

.page-register__faq-item.active .page-register__faq-toggle {
  color: var(--text-light);
  transform: rotate(45deg); /* Optional: rotate for 'x' effect */
}

.page-register__cta-final-section {
  padding: 80px 0;
  background: linear-gradient(45deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  text-align: center;
  color: var(--text-dark);
}

.page-register__cta-final-section .page-register__section-title {
  color: var(--text-dark);
  text-shadow: none;
}

.page-register__cta-description {
  font-size: 20px;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  color: var(--text-dark);
}

.page-register__btn-large {
  padding: 18px 50px;
  font-size: 22px;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-register__main-title {
    font-size: 40px;
  }
  .page-register__section-title {
    font-size: 32px;
  }
}

@media (max-width: 768px) {
  .page-register {
    padding-top: 100px !important; /* Fixed header padding for mobile */
    font-size: 16px;
    line-height: 1.6;
  }

  .page-register__container {
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-register__hero-section,
  .page-register__benefits-section,
  .page-register__how-to-register-section,
  .page-register__form-section,
  .page-register__faq-section,
  .page-register__cta-final-section {
    padding: 60px 0;
  }

  .page-register__main-title {
    font-size: 32px;
    margin-bottom: 15px;
  }

  .page-register__hero-description {
    font-size: 16px;
    margin-bottom: 30px;
  }

  .page-register__section-title {
    font-size: 28px;
    margin-bottom: 30px;
  }

  .page-register__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .page-register__cta-button,
  .page-register__submit-button,
  .page-register__btn-large {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    padding: 12px 20px !important;
    font-size: 16px !important;
  }

  .page-register__benefits-grid,
  .page-register__steps-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-register__benefit-card,
  .page-register__step-item,
  .page-register__registration-form {
    padding: 25px;
  }

  .page-register__benefit-icon {
    width: 120px;
    height: 120px;
  }

  .page-register__card-title {
    font-size: 20px;
  }

  .page-register__step-number {
    font-size: 50px;
  }

  .page-register__step-title {
    font-size: 24px;
  }

  .page-register__form-label {
    font-size: 15px;
  }

  .page-register__form-input {
    padding: 10px 12px;
    font-size: 15px;
  }

  .page-register__faq-question {
    padding: 15px;
    flex-wrap: wrap;
  }
  
  .page-register__faq-question h3 {
    font-size: 15px;
    margin-bottom: 0;
    width: calc(100% - 40px);
  }
  
  .page-register__faq-toggle {
    margin-left: 10px;
    width: 24px;
    height: 24px;
    font-size: 20px;
  }
  
  .page-register__faq-answer {
    padding: 0 15px;
  }
  
  .page-register__faq-item.active .page-register__faq-answer {
    padding: 15px !important;
  }

  .page-register img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  
  .page-register__section,
  .page-register__card,
  .page-register__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
}