/* style/register.css */
/* body đã có padding-top: var(--header-offset) từ shared.css, không lặp lại ở đây */

:root {
  --color-primary: #11A84E;
  --color-secondary: #22C768;
  --color-card-bg: #11271B;
  --color-background: #08160F;
  --color-text-main: #F2FFF6;
  --color-text-secondary: #A7D9B8;
  --color-border: #2E7A4E;
  --color-glow: #57E38D;
  --color-gold: #F2C14E;
  --color-divider: #1E3A2A;
  --color-deep-green: #0A4B2C;
  --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
}

.page-register {
  background-color: var(--color-background);
  color: var(--color-text-main);
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

.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);
  color: var(--color-gold);
  text-align: center;
  margin-bottom: 20px;
  font-weight: 700;
  line-height: 1.2;
}

.page-register__section-description {
  font-size: 18px;
  color: var(--color-text-secondary);
  text-align: center;
  max-width: 800px;
  margin: 0 auto 40px;
}

.page-register__main-title {
  font-size: clamp(32px, 5vw, 58px); /* Sử dụng clamp để giới hạn kích thước */
  color: var(--color-gold);
  text-align: center;
  margin-bottom: 20px;
  font-weight: 800;
  line-height: 1.1;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-register__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  padding-top: 10px; /* Chỉ một khoảng cách nhỏ, body đã xử lý header-offset */
  overflow: hidden;
  min-height: 600px;
}

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

.page-register__hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.4); /* Làm tối ảnh nền để chữ nổi bật */
  display: block;
}

.page-register__hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 900px;
  color: var(--color-text-main);
}

.page-register__hero-description {
  font-size: 20px;
  margin-bottom: 40px;
  color: var(--color-text-secondary);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

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

.page-register__btn-primary,
.page-register__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  font-size: 18px;
  transition: all 0.3s ease;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
}

.page-register__btn-primary {
  background: var(--button-gradient);
  color: #ffffff;
  border: 2px solid transparent;
  box-shadow: 0 4px 15px rgba(17, 168, 78, 0.4);
}

.page-register__btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(17, 168, 78, 0.6);
}

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

.page-register__btn-secondary:hover {
  background: var(--color-primary);
  color: #ffffff;
  transform: translateY(-3px);
}

.page-register__why-register-section,
.page-register__how-to-register-section,
.page-register__important-notes-section,
.page-register__faq-section,
.page-register__cta-final-section {
  padding: 80px 0;
  background-color: var(--color-background);
}

.page-register__why-register-section {
  border-bottom: 1px solid var(--color-divider);
}

.page-register__features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.page-register__feature-card {
  background-color: var(--color-card-bg);
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--color-border);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
}

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

.page-register__feature-icon {
  width: 100px;
  height: 100px;
  object-fit: contain;
  margin-bottom: 20px;
  display: block;
  min-width: 200px; /* Đảm bảo kích thước tối thiểu */
  min-height: 200px; /* Đảm bảo kích thước tối thiểu */
  width: 400px; /* Kích thước hiển thị lớn hơn cho desktop */
  height: 300px;
}

.page-register__card-title {
  font-size: 24px;
  color: var(--color-primary);
  margin-bottom: 15px;
  font-weight: 700;
}

.page-register__card-text {
  font-size: 16px;
  color: var(--color-text-secondary);
  flex-grow: 1;
}

.page-register__steps-wrapper {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
  margin-top: 50px;
}

.page-register__step-item {
  background-color: var(--color-card-bg);
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.page-register__step-number {
  width: 60px;
  height: 60px;
  background-color: var(--color-primary);
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 32px;
  font-weight: bold;
  color: #ffffff;
  margin-bottom: 20px;
  box-shadow: 0 3px 10px rgba(17, 168, 78, 0.4);
}

.page-register__step-title {
  font-size: 26px;
  color: var(--color-gold);
  margin-bottom: 15px;
  font-weight: 700;
}

.page-register__step-text {
  font-size: 16px;
  color: var(--color-text-secondary);
  margin-bottom: 20px;
}

.page-register__step-list {
  text-align: left;
  width: 100%;
  max-width: 400px;
  margin: 0 auto 20px;
  padding-left: 20px;
  color: var(--color-text-main);
}

.page-register__step-list li {
  margin-bottom: 10px;
}

.page-register__step-list strong {
  color: var(--color-gold);
}

.page-register__step-image {
  width: 100%;
  max-width: 500px;
  height: auto;
  border-radius: 8px;
  margin-top: 20px;
  display: block;
  min-width: 200px; /* Đảm bảo kích thước tối thiểu */
  min-height: 200px; /* Đảm bảo kích thước tối thiểu */
}

.page-register__step-button {
  margin-top: auto; /* Đẩy nút xuống dưới cùng */
}

.page-register__notes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.page-register__note-card {
  background-color: var(--color-card-bg);
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--color-border);
}

.page-register__faq-list {
  margin-top: 50px;
}

.page-register__faq-item {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.page-register__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 20px;
  font-weight: bold;
  color: var(--color-gold);
  cursor: pointer;
  background-color: var(--color-deep-green);
  border-bottom: 1px solid var(--color-border);
}

.page-register__faq-item[open] .page-register__faq-question {
  border-bottom: 1px solid var(--color-border);
}

.page-register__faq-item summary {
  list-style: none;
}

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

.page-register__faq-toggle {
  font-size: 28px;
  line-height: 1;
  color: var(--color-primary);
  transition: transform 0.3s ease;
}

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

.page-register__faq-answer {
  padding: 20px 25px;
  font-size: 16px;
  color: var(--color-text-secondary);
}

.page-register__faq-answer p {
  margin-bottom: 10px;
}

.page-register__cta-final-section {
  background: linear-gradient(90deg, var(--color-deep-green) 0%, var(--color-primary) 100%);
  text-align: center;
  padding: 100px 20px;
  border-top: 1px solid var(--color-border);
}

.page-register__final-cta-button {
  margin-top: 40px;
}

/* Responsive styles */
@media (max-width: 1024px) {
  .page-register__main-title {
    font-size: clamp(30px, 4.5vw, 50px);
  }
  .page-register__hero-description {
    font-size: 18px;
  }
  .page-register__section-title {
    font-size: clamp(26px, 3.5vw, 38px);
  }
}

@media (max-width: 768px) {
  .page-register__hero-section {
    padding: 40px 15px;
    padding-top: 10px !important;
    min-height: 500px;
  }
  .page-register__main-title {
    font-size: clamp(28px, 6vw, 40px);
  }
  .page-register__hero-description {
    font-size: 16px;
    margin-bottom: 30px;
  }
  .page-register__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }
  .page-register__btn-primary,
  .page-register__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 20px;
    font-size: 16px;
    white-space: normal !important;
    word-wrap: break-word !important;
    box-sizing: border-box !important;
  }
  
  .page-register__container {
    padding-left: 15px !important;
    padding-right: 15px !important;
    box-sizing: border-box !important;
    max-width: 100% !important;
    width: 100% !important;
  }

  .page-register__why-register-section,
  .page-register__how-to-register-section,
  .page-register__important-notes-section,
  .page-register__faq-section,
  .page-register__cta-final-section {
    padding: 60px 0;
  }

  .page-register__feature-icon,
  .page-register__step-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
    min-width: 200px !important;
    min-height: 200px !important;
    box-sizing: border-box !important;
  }
  
  .page-register__feature-card,
  .page-register__step-item,
  .page-register__note-card {
    box-sizing: border-box !important;
    max-width: 100% !important;
    width: 100% !important;
    padding: 20px;
  }

  .page-register__faq-question {
    font-size: 18px;
    padding: 15px 20px;
  }

  .page-register__faq-answer {
    padding: 15px 20px;
    font-size: 15px;
  }

  .page-register__cta-final-section {
    padding: 80px 15px;
  }
}

@media (max-width: 480px) {
  .page-register__main-title {
    font-size: clamp(24px, 8vw, 36px);
  }
  .page-register__hero-description {
    font-size: 15px;
  }
  .page-register__section-title {
    font-size: clamp(24px, 6vw, 32px);
  }
  .page-register__card-title,
  .page-register__step-title {
    font-size: 20px;
  }
  .page-register__card-text,
  .page-register__step-text {
    font-size: 14px;
  }
  .page-register__feature-icon {
    width: 100%;
    height: auto;
  }
}