/* style/register.css */
/* body đã padding-top: var(--header-offset) từ shared.css; trang này KHÔNG được thêm padding-top tương tự */

:root {
  --primary-color: #26A9E0;
  --secondary-color: #FFFFFF;
  --login-color: #EA7C07;
  --text-dark: #333333;
  --text-light: #ffffff;
  --background-light: #f8f9fa;
  --background-dark: #0d0d0d; /* Giả định var(--black-color) là màu tối */
  --border-color: #e0e0e0;
}

.page-register {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--text-light); /* Toàn bộ trang mặc định chữ sáng do body background tối */
  background-color: var(--background-dark); /* Để đảm bảo nền tối cho các section không có bg riêng */
}

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

.page-register__section-title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  margin-bottom: 20px;
  text-align: center;
  color: inherit; /* Kế thừa từ cha hoặc được override */
}

.page-register__section-description {
  font-size: clamp(16px, 2vw, 18px);
  text-align: center;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  color: inherit;
}

/* Hero Section */
.page-register__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 600px;
  padding: 10px 0 60px 0; /* body đã có padding-top, đây chỉ là khoảng cách nhỏ */
  text-align: center;
  overflow: hidden;
  color: var(--text-light);
  background-color: var(--primary-color); /* Fallback background color */
}

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

.page-register__hero-video-link {
  display: block;
  width: 100%;
  height: 100%;
  cursor: pointer;
}

.page-register__hero-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.5); /* Giảm độ sáng video để chữ dễ đọc */
}

.page-register__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  padding: 20px;
  background: rgba(0, 0, 0, 0.4); /* Nền bán trong suốt cho chữ */
  border-radius: 10px;
}

.page-register__main-title {
  font-weight: 800;
  margin-bottom: 15px;
  color: var(--text-light);
  font-size: clamp(36px, 5vw, 60px);
  line-height: 1.2;
}

.page-register__intro-text {
  font-size: clamp(18px, 2.5vw, 22px);
  margin-bottom: 30px;
  color: var(--text-light);
}

/* Buttons */
.page-register__btn-primary,
.page-register__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 700;
  transition: all 0.3s ease;
  cursor: pointer;
  text-align: center;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
}

.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: darken(var(--primary-color), 10%);
  border-color: darken(var(--primary-color), 10%);
}

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

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

.page-register__btn-large {
  padding: 18px 40px;
  font-size: 1.1em;
}

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

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

.page-register__benefit-card {
  background-color: var(--secondary-color);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  text-align: center;
  color: var(--text-dark);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-register__benefit-icon {
  width: 200px;
  height: 150px;
  object-fit: contain;
  margin-bottom: 20px;
}

.page-register__benefit-title {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 15px;
  color: var(--primary-color);
}

.page-register__benefit-text {
  font-size: 16px;
  color: var(--text-dark);
}

/* Steps Section */
.page-register__steps-section {
  padding: 80px 0;
  background-color: var(--primary-color);
  color: var(--text-light);
}

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

.page-register__step-item {
  text-align: center;
  padding: 20px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-register__step-number {
  width: 60px;
  height: 60px;
  line-height: 60px;
  background-color: var(--secondary-color);
  color: var(--primary-color);
  border-radius: 50%;
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 20px;
}

.page-register__step-title {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text-light);
}

.page-register__step-text {
  font-size: 16px;
  color: var(--text-light);
}

.page-register__cta-buttons--center {
  text-align: center;
}

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

.page-register__form-wrapper {
  max-width: 600px;
  margin: 0 auto;
  padding: 40px;
  background-color: var(--secondary-color);
  border-radius: 10px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

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

.page-register__form-group {
  display: flex;
  flex-direction: column;
}

.page-register__form-label {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-dark);
}

.page-register__form-input {
  padding: 12px 15px;
  border: 1px solid var(--border-color);
  border-radius: 5px;
  font-size: 16px;
  width: 100%;
  box-sizing: border-box;
  color: var(--text-dark);
  background-color: var(--secondary-color);
}

.page-register__form-input::placeholder {
  color: #999;
}

.page-register__captcha-group {
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.page-register__captcha-input {
  flex-grow: 1;
  margin-right: 15px;
  max-width: calc(100% - 150px);
}

.page-register__captcha-image {
  width: 120px;
  height: 50px;
  background-color: #eee;
  border: 1px solid var(--border-color);
  border-radius: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: #666;
}

.page-register__captcha-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-register__form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: 10px;
}

.page-register__checkbox-label {
  font-size: 14px;
  color: var(--text-dark);
}

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

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

.page-register__submit-button {
  margin-top: 20px;
  width: 100%;
  font-size: 18px;
  padding: 15px;
  background-color: var(--login-color);
  border-color: var(--login-color);
}

.page-register__submit-button:hover {
  background-color: darken(var(--login-color), 10%);
  border-color: darken(var(--login-color), 10%);
}

.page-register__login-prompt {
  text-align: center;
  margin-top: 20px;
  font-size: 16px;
  color: var(--text-dark);
}

.page-register__login-link {
  font-weight: 600;
}

/* FAQ Section */
.page-register__faq-section {
  padding: 80px 0;
  background-color: var(--background-dark);
  color: var(--text-light);
}

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

.page-register__faq-item {
  background: rgba(255, 255, 255, 0.08);
  margin-bottom: 15px;
  border-radius: 8px;
  overflow: hidden;
  color: var(--text-light);
}

.page-register__faq-item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  font-size: 18px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  color: var(--text-light);
  background-color: rgba(255, 255, 255, 0.05);
}

.page-register__faq-item summary::-webkit-details-marker {
  display: none;
}

.page-register__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.page-register__faq-qtext {
  flex-grow: 1;
}

.page-register__faq-toggle {
  font-size: 24px;
  margin-left: 15px;
  transition: transform 0.3s ease;
}

.page-register__faq-item[open] .page-register__faq-toggle {
  transform: rotate(45deg);
}

.page-register__faq-answer {
  padding: 0 20px 20px 20px;
  font-size: 16px;
  color: #cccccc;
}

/* Final CTA Section */
.page-register__cta-section {
  padding: 60px 0;
  background-color: var(--background-light);
  color: var(--text-dark);
  text-align: center;
}

.page-register__cta-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-register__hero-content {
    padding: 15px;
  }

  .page-register__main-title {
    font-size: clamp(32px, 4.5vw, 50px);
  }

  .page-register__intro-text {
    font-size: clamp(16px, 2.2vw, 20px);
  }

  .page-register__benefits-grid,
  .page-register__steps-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }
}

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

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

  /* Hero Section */
  .page-register__hero-section {
    min-height: 450px;
    padding-top: 10px !important; /* body đã có padding-top, đây chỉ là khoảng cách nhỏ */
  }

  .page-register__hero-content {
    padding: 15px;
    max-width: 100%;
  }

  .page-register__main-title {
    font-size: clamp(28px, 8vw, 40px);
  }

  .page-register__intro-text {
    font-size: clamp(15px, 3.5vw, 18px);
  }

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

  /* All video must be responsive */
  .page-register video,
  .page-register__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-register__hero-video-wrapper,
  .page-register__hero-video-link {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }

  /* All buttons must be responsive */
  .page-register__btn-primary,
  .page-register__btn-secondary,
  .page-register a[class*="button"],
  .page-register a[class*="btn"] {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding-left: 15px;
    padding-right: 15px;
    margin-bottom: 10px; /* Add spacing between stacked buttons */
  }

  .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: 15px;
    padding-right: 15px;
    flex-wrap: wrap !important; /* Allow buttons to wrap */
    gap: 10px; /* Spacing between wrapped buttons */
    flex-direction: column; /* Stack buttons vertically on mobile */
  }

  /* Sections and cards */
  .page-register__section-title {
    font-size: clamp(24px, 6vw, 36px);
  }

  .page-register__section-description {
    font-size: clamp(15px, 3.5vw, 17px);
  }

  .page-register__benefits-section,
  .page-register__steps-section,
  .page-register__form-section,
  .page-register__faq-section,
  .page-register__cta-section {
    padding: 40px 0;
  }

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

  .page-register__benefit-card,
  .page-register__step-item {
    padding: 20px;
  }

  .page-register__form-wrapper {
    padding: 25px;
  }

  .page-register__captcha-group {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .page-register__captcha-input {
    max-width: 100%;
    margin-right: 0;
  }

  .page-register__faq-item summary {
    font-size: 16px;
    padding: 15px;
  }

  .page-register__faq-answer {
    padding: 0 15px 15px 15px;
  }
}

@media (max-width: 480px) {
  .page-register__main-title {
    font-size: clamp(24px, 7vw, 32px);
  }

  .page-register__intro-text {
    font-size: clamp(14px, 3.5vw, 16px);
  }

  .page-register__btn-primary,
  .page-register__btn-secondary {
    padding: 12px 20px;
    font-size: 16px;
  }

  .page-register__section-title {
    font-size: clamp(22px, 5.5vw, 28px);
  }

  .page-register__section-description {
    font-size: clamp(14px, 3.2vw, 16px);
  }

  .page-register__benefit-title,
  .page-register__step-title {
    font-size: 20px;
  }

  .page-register__captcha-image {
    width: 100%;
    height: 45px;
  }
}