/* style/register.css */
:root {
  --primary-color: #11A84E; /* 主色调 */
  --secondary-color: #22C768; /* 辅助色 */
  --card-bg: #11271B; /* Card BG */
  --bg-color: #08160F; /* 背景 */
  --text-main: #F2FFF6; /* Text Main */
  --text-secondary: #A7D9B8; /* Text Secondary */
  --border-color: #2E7A4E; /* 边框 */
  --glow-color: #57E38D; /* Glow */
  --gold-color: #F2C14E; /* Gold */
  --divider-color: #1E3A2A; /* Divider */
  --deep-green-color: #0A4B2C; /* Deep Green */
  --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%); /* 按钮 */
}

.page-register {
  background-color: var(--bg-color); /* Apply custom background color */
  color: var(--text-main); /* Default text color for the page */
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
}

.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;
  text-align: center;
  min-height: 550px; /* Increased min-height for better visual */
  padding: 10px 20px 60px; /* Small top padding, larger bottom */
  box-sizing: border-box;
  overflow: hidden; /* Ensure image doesn't overflow */
}

.page-register__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  filter: brightness(0.6); /* Slightly dim the background image for text readability */
}

.page-register__hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  padding: 30px;
  background: rgba(0, 0, 0, 0.5); /* Semi-transparent background for text */
  border-radius: 12px;
  margin-top: 50px; /* Push content down to be below the image start, not overlapping */
  margin-bottom: 50px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
}

.page-register__hero-title {
  font-size: clamp(2.5rem, 5vw, 3.8rem); /* Responsive font size for H1 */
  color: var(--gold-color); /* Gold for prominent title */
  font-weight: bold;
  margin-bottom: 20px;
  line-height: 1.2;
  text-shadow: 0 2px 5px rgba(0, 0, 0, 0.4);
}

.page-register__hero-description {
  font-size: 1.15rem;
  color: var(--text-main);
  margin-bottom: 30px;
}

.page-register__button {
  display: inline-block;
  background: var(--button-gradient);
  color: var(--text-main);
  padding: 15px 35px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.15rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  border: none;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.page-register__button:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%); /* Slight gradient shift on hover */
}

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

.page-register__section:nth-of-type(even) {
  background-color: rgba(17, 39, 27, 0.5); /* Slightly different background for alternating sections */
}

.page-register__section-title {
  font-size: clamp(1.8rem, 4vw, 3rem);
  color: var(--gold-color);
  margin-bottom: 50px;
  font-weight: bold;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.page-register__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  max-width: 1000px;
  margin: 0 auto;
}

.page-register__card {
  background-color: var(--card-bg);
  border-radius: 12px;
  padding: 30px;
  text-align: left;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-register__card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-register__card-icon {
  color: var(--secondary-color);
  font-size: 2.5rem;
  margin-bottom: 15px;
}

.page-register__card-title {
  font-size: 1.5rem;
  color: var(--gold-color);
  margin-bottom: 10px;
}

.page-register__card-description {
  font-size: 1rem;
  color: var(--text-secondary);
}

.page-register__steps-list {
  list-style: none;
  padding: 0;
  counter-reset: step-counter;
  max-width: 800px;
  margin: 0 auto;
}

.page-register__step-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 30px;
  text-align: left;
  background-color: var(--card-bg);
  border-radius: 10px;
  padding: 20px;
  border: 1px solid var(--border-color);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
}

.page-register__step-number {
  counter-increment: step-counter;
  width: 45px;
  height: 45px;
  background-color: var(--primary-color);
  color: var(--text-main);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: bold;
  flex-shrink: 0;
  margin-right: 20px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
}

.page-register__step-content {
  flex-grow: 1;
}

.page-register__step-title {
  font-size: 1.4rem;
  color: var(--gold-color);
  margin-bottom: 10px;
}

.page-register__step-description {
  font-size: 1rem;
  color: var(--text-secondary);
}

.page-register__image-wrapper {
  margin: 50px auto;
  max-width: 900px;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-color);
}

.page-register__content-image {
  width: 100%;
  height: auto;
  display: block;
}

.page-register__benefits-list {
  list-style: none;
  padding: 0;
  max-width: 800px;
  margin: 40px auto;
  text-align: left;
}

.page-register__benefits-list li {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 15px 20px;
  margin-bottom: 10px;
  color: var(--text-main);
  font-size: 1.05rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

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

.page-register__security-section p {
  max-width: 900px;
  margin: 20px auto;
  color: var(--text-secondary);
  font-size: 1.05rem;
}

.page-register__faq-section {
  padding: 80px 0;
  background-color: var(--card-bg); /* Use card background for FAQ section */
  color: var(--text-main);
}

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

.page-register__faq-item {
  background-color: var(--bg-color); /* Slightly darker background for each FAQ item */
  border: 1px solid var(--border-color);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
}

.page-register__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.15rem;
  font-weight: bold;
  color: var(--gold-color);
  cursor: pointer;
  background-color: var(--deep-green-color); /* Deep green for question header */
  transition: background-color 0.3s ease;
}

.page-register__faq-question:hover {
  background-color: var(--primary-color);
}

.page-register__faq-toggle {
  font-size: 1.5rem;
  line-height: 1;
  margin-left: 15px;
  color: var(--text-main);
}

.page-register__faq-answer {
  padding: 0 25px 20px;
  font-size: 1rem;
  color: var(--text-secondary);
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease-out, padding 0.4s ease-out;
}

.page-register__faq-item.active .page-register__faq-answer {
  max-height: 500px; /* Adjust as needed for content */
  padding-top: 15px;
}

/* For <details> tag, override default styling */
.page-register__faq-item details > summary {
    list-style: none; /* Remove default marker */
}
.page-register__faq-item details > summary::-webkit-details-marker {
    display: none; /* Remove default marker for webkit browsers */
}

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

  .page-register__container,
  .page-register__hero-section,
  .page-register__section,
  .page-register__image-wrapper,
  .page-register__faq-section,
  .page-register__cta-section {
    padding-left: 15px !important;
    padding-right: 15px !important;
    box-sizing: border-box !important;
    max-width: 100% !important;
    width: 100% !important;
  }

  .page-register__hero-section {
    min-height: 400px;
    padding-top: 10px !important;
    padding-bottom: 40px !important;
  }

  .page-register__hero-content {
    padding: 20px;
    margin-top: 30px;
    margin-bottom: 30px;
  }

  .page-register__hero-title {
    font-size: clamp(2rem, 8vw, 2.5rem);
  }

  .page-register__hero-description {
    font-size: 1rem;
  }

  .page-register__button {
    padding: 12px 25px;
    font-size: 1rem;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-register__section-title {
    font-size: clamp(1.5rem, 6vw, 2.2rem);
    margin-bottom: 30px;
  }

  .page-register__grid {
    grid-template-columns: 1fr;
  }

  .page-register__card {
    padding: 20px;
  }

  .page-register__step-item {
    flex-direction: column;
    align-items: center;
    padding: 15px;
  }

  .page-register__step-number {
    margin-right: 0;
    margin-bottom: 15px;
  }

  .page-register__step-content {
    text-align: center;
  }

  .page-register__faq-question {
    font-size: 1rem;
    padding: 15px 20px;
  }

  .page-register__faq-answer {
    padding: 0 20px 15px;
  }

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

  /* Ensure all video containers are responsive if present */
  .page-register video,
  .page-register__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .page-register__video-section,
  .page-register__video-container,
  .page-register__video-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }

  .page-register__video-section {
    padding-top: 10px !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: 15px;
    padding-right: 15px;
    flex-wrap: wrap !important;
    gap: 10px;
  }

  .page-register__cta-buttons {
    display: flex;
    flex-direction: column; 
  }
}