/* style/register.css */
/* body đã padding-top: var(--header-offset) từ shared.css; trang này không cần thêm */

:root {
  --primary-color: #26A9E0;
  --secondary-color: #FFFFFF;
  --login-color: #EA7C07;
  --text-dark: #333333;
  --text-light: #ffffff;
  --bg-dark-body: #0a0a0a;
}

.page-register {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-light); /* Body background is dark, so text is light */
  background-color: var(--bg-dark-body);
}

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

.page-register__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  padding-top: 10px; /* Small top padding, body handles header offset */
  text-align: center;
  overflow: hidden;
}

.page-register__image-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 0;
}

.page-register__hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.4); /* Darken image for text readability */
}

.page-register__hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  color: var(--text-light);
}

.page-register__main-title {
  font-size: clamp(2.5em, 5vw, 3.5em);
  font-weight: bold;
  margin-bottom: 20px;
  line-height: 1.2;
  color: var(--secondary-color);
}

.page-register__description {
  font-size: 1.2em;
  margin-bottom: 30px;
  color: rgba(255, 255, 255, 0.9);
}

.page-register__cta-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  justify-content: center;
}

.page-register__cta-button {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, transform 0.2s ease;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

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

.page-register__btn-primary:hover {
  background-color: #1e87c0;
  border-color: #1e87c0;
  transform: translateY(-2px);
}

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

.page-register__btn-secondary:hover {
  background-color: var(--secondary-color);
  color: var(--primary-color);
  transform: translateY(-2px);
}

.page-register__why-join-section, .page-register__security-section, .page-register__final-cta-section {
  background-color: var(--secondary-color);
  color: var(--text-dark); /* Light background, dark text */
  padding: 80px 0;
  text-align: center;
}

.page-register__dark-bg {
  background-color: var(--bg-dark-body);
  color: var(--text-light);
}

.page-register__light-bg {
  background-color: var(--secondary-color);
  color: var(--text-dark);
}

.page-register__section-title {
  font-size: 2.5em;
  margin-bottom: 20px;
  font-weight: bold;
}

.page-register__section-description {
  font-size: 1.1em;
  max-width: 800px;
  margin: 0 auto 40px auto;
}

.page-register__features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-register__feature-card {
  background: rgba(255, 255, 255, 0.95); /* Slightly transparent white for cards on dark body, or solid white on light body */
  color: var(--text-dark);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  text-align: center;
}

.page-register__feature-card .page-register__card-title {
  color: var(--primary-color);
}

.page-register__feature-icon {
  width: 100%;
  max-width: 200px;
  height: auto;
  margin-bottom: 20px;
  border-radius: 8px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-register__card-title {
  font-size: 1.5em;
  margin-bottom: 15px;
  font-weight: bold;
}

.page-register__card-text {
  font-size: 1em;
  line-height: 1.7;
}

.page-register__steps-section {
  padding: 80px 0;
  text-align: center;
}

.page-register__steps-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-register__step-item {
  background: rgba(255, 255, 255, 0.08); /* Transparent white on dark background */
  color: var(--text-light);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  text-align: left;
  position: relative;
  padding-top: 60px; /* Space for step number */
}

.page-register__step-number {
  position: absolute;
  top: 20px;
  left: 20px;
  background-color: var(--primary-color);
  color: var(--secondary-color);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5em;
  font-weight: bold;
}

.page-register__mt-40 {
  margin-top: 40px;
}

.page-register__security-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
  margin-top: 40px;
}

.page-register__security-image {
  width: 100%;
  max-width: 600px;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-register__security-list {
  list-style: none;
  padding: 0;
  text-align: left;
  max-width: 700px;
  margin: 0 auto;
}

.page-register__list-item {
  background-color: var(--secondary-color);
  color: var(--text-dark);
  margin-bottom: 15px;
  padding: 15px 20px;
  border-left: 5px solid var(--primary-color);
  border-radius: 5px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  font-size: 1.1em;
}

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

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

.page-register__faq-section {
  padding: 80px 0;
}

.page-register__faq-list {
  max-width: 900px;
  margin: 40px auto 0 auto;
  text-align: left;
}

.page-register__faq-item {
  background: rgba(255, 255, 255, 0.08); /* Transparent white on dark background */
  color: var(--text-light);
  margin-bottom: 15px;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-register__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.2em;
  font-weight: bold;
  cursor: pointer;
  background-color: rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.page-register__faq-question:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.page-register__faq-item[open] .page-register__faq-question {
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.page-register__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  color: var(--primary-color);
}

.page-register__faq-item[open] .page-register__faq-toggle {
  content: '−';
}

.page-register__faq-answer {
  padding: 20px 25px;
  font-size: 1em;
  line-height: 1.7;
  background-color: rgba(255, 255, 255, 0.03);
  color: rgba(255, 255, 255, 0.8);
}

.page-register__final-cta-section {
  padding-bottom: 80px;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-register__main-title {
    font-size: clamp(2em, 4.5vw, 3em);
  }
  .page-register__section-title {
    font-size: 2em;
  }
}

@media (max-width: 768px) {
  .page-register {
    font-size: 16px;
    line-height: 1.6;
  }

  .page-register__hero-section {
    padding: 40px 15px;
    padding-top: 10px !important;
  }

  .page-register__main-title {
    font-size: clamp(1.8em, 7vw, 2.5em);
    margin-bottom: 15px;
  }

  .page-register__description {
    font-size: 1em;
    margin-bottom: 25px;
  }

  .page-register__cta-buttons {
    flex-direction: column;
    gap: 10px;
    padding: 0 15px;
  }

  .page-register__cta-button {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding: 12px 20px;
  }

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

  .page-register__why-join-section, .page-register__security-section, .page-register__final-cta-section, .page-register__steps-section, .page-register__faq-section {
    padding: 40px 0;
  }

  .page-register__section-title {
    font-size: 1.8em;
    margin-bottom: 15px;
  }

  .page-register__section-description {
    font-size: 0.95em;
    margin-bottom: 30px;
  }

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

  .page-register__feature-card, .page-register__step-item, .page-register__faq-item {
    padding: 25px;
  }

  .page-register__feature-icon, .page-register__security-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-register__security-content {
    flex-direction: column;
    gap: 20px;
  }

  .page-register__list-item {
    font-size: 1em;
    padding: 12px 15px;
  }

  .page-register__faq-question {
    font-size: 1.1em;
    padding: 15px 20px;
  }

  .page-register__faq-answer {
    padding: 15px 20px;
  }
  
  /* Ensure all image containers are responsive */
  .page-register__image-wrapper, .page-register__feature-card, .page-register__security-content {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }

  /* All images */
  .page-register img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
}

@media (max-width: 480px) {
  .page-register__main-title {
    font-size: clamp(1.5em, 8vw, 2em);
  }
  .page-register__section-title {
    font-size: 1.5em;
  }
}