/* style/register.css */

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

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

.page-register__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px 0 60px 0;
  overflow: hidden;
  text-align: center;
}

.page-register__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  max-height: 600px;
  margin-bottom: 20px;
}

.page-register__hero-content {
  max-width: 900px;
  padding: 0 20px;
  z-index: 1;
  color: var(--text-main);
}

.page-register__main-title {
  font-size: clamp(2em, 4vw, 3.5em);
  font-weight: 700;
  color: var(--gold-color);
  margin-bottom: 15px;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.page-register__intro-text {
  font-size: clamp(1em, 1.5vw, 1.2em);
  margin-bottom: 30px;
  color: var(--text-secondary);
}

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

.page-register__btn-primary,
.page-register__btn-secondary,
.page-register a[class*="button"],
.page-register a[class*="btn"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 30px;
  border-radius: 8px;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.3s ease;
  white-space: nowrap;
  cursor: pointer;
  box-sizing: border-box;
}

.page-register__btn-primary {
  background: var(--btn-gradient);
  color: #ffffff;
  border: none;
  box-shadow: 0 4px 15px rgba(42, 209, 111, 0.4);
}

.page-register__btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(42, 209, 111, 0.6);
}

.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: #ffffff;
}

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

.page-register__section-title {
  font-size: clamp(1.8em, 3vw, 2.5em);
  font-weight: 700;
  color: var(--gold-color);
  text-align: center;
  margin-bottom: 20px;
  padding-top: 40px;
}

.page-register__section-description {
  font-size: clamp(1em, 1.2vw, 1.1em);
  color: var(--text-secondary);
  text-align: center;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-register__why-choose-section,
.page-register__promotions-section,
.page-register__security-section,
.page-register__faq-section,
.page-register__final-cta {
  padding: 60px 0;
}

.page-register__dark-section {
  background-color: var(--card-bg);
}

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

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

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

.page-register__feature-icon,
.page-register__promo-image {
  width: 100%;
  height: auto;
  max-height: 250px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
  display: block;
}

.page-register__feature-title,
.page-register__promo-title {
  font-size: 1.5em;
  color: var(--primary-color);
  margin-bottom: 10px;
  font-weight: 600;
}

.page-register__feature-text,
.page-register__promo-text {
  font-size: 0.95em;
  color: var(--text-secondary);
}

.page-register__promo-card .page-register__btn-secondary {
  margin-top: 20px;
}

.page-register__promo-footer {
  text-align: center;
  margin-top: 40px;
  font-size: 1.1em;
  color: var(--gold-color);
}

.page-register__step-list {
  list-style: none;
  padding: 0;
  margin-top: 40px;
}

.page-register__step-item {
  background-color: var(--card-bg);
  border-radius: 12px;
  padding: 30px;
  margin-bottom: 25px;
  box-shadow: 0 3px 15px rgba(0, 0, 0, 0.15);
  border: 1px solid var(--border-color);
}

.page-register__step-title {
  font-size: 1.6em;
  color: var(--gold-color);
  margin-bottom: 15px;
  font-weight: 600;
}

.page-register__step-text {
  font-size: 1em;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.page-register__step-image {
  width: 100%;
  height: auto;
  border-radius: 8px;
  display: block;
  margin-top: 20px;
}

.page-register__registration-form {
  max-width: 600px;
  margin: 40px auto 20px auto;
  background-color: var(--page-bg);
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 5px 25px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-color);
}

.page-register__form-group {
  margin-bottom: 20px;
}

.page-register__form-label {
  display: block;
  margin-bottom: 8px;
  font-size: 1em;
  color: var(--text-main);
  font-weight: 500;
}

.page-register__form-input {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background-color: var(--deep-green);
  color: var(--text-main);
  font-size: 1em;
  box-sizing: border-box;
}

.page-register__form-input::placeholder {
  color: var(--text-secondary);
  opacity: 0.7;
}

.page-register__form-input:focus {
  border-color: var(--primary-color);
  outline: none;
  box-shadow: 0 0 0 3px rgba(17, 168, 78, 0.3);
}

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

.page-register__checkbox-input {
  margin-right: 10px;
  accent-color: var(--primary-color);
}

.page-register__checkbox-label {
  font-size: 0.95em;
  color: var(--text-secondary);
}

.page-register__text-link {
  color: var(--gold-color);
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-register__text-link:hover {
  color: var(--glow-color);
  text-decoration: underline;
}

.page-register__form-submit-btn {
  width: 100%;
  padding: 15px;
  font-size: 1.1em;
}

.page-register__login-prompt {
  text-align: center;
  margin-top: 20px;
  font-size: 1em;
  color: var(--text-secondary);
}

.page-register__captcha-image {
  width: 120px;
  height: 40px;
  border-radius: 4px;
  vertical-align: middle;
  margin-left: 10px;
  border: 1px solid var(--border-color);
}

.page-register__security-tips {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-register__tip-item {
  background-color: var(--page-bg);
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 3px 15px rgba(0, 0, 0, 0.15);
  border: 1px solid var(--border-color);
}

.page-register__tip-title {
  font-size: 1.4em;
  color: var(--primary-color);
  margin-bottom: 10px;
  font-weight: 600;
}

.page-register__tip-text {
  font-size: 0.95em;
  color: var(--text-secondary);
}

.page-register__faq-list {
  margin-top: 40px;
}

.page-register__faq-item {
  background-color: var(--card-bg);
  border-radius: 12px;
  margin-bottom: 15px;
  border: 1px solid var(--border-color);
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.page-register__faq-item summary {
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  cursor: pointer;
  font-size: 1.15em;
  font-weight: 600;
  color: var(--text-main);
  background-color: var(--deep-green);
  border-bottom: 1px solid var(--border-color);
}

.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-toggle {
  font-size: 1.5em;
  font-weight: bold;
  color: var(--gold-color);
  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: 20px 25px;
  background-color: var(--page-bg);
  color: var(--text-secondary);
  font-size: 1em;
  border-top: 1px solid var(--divider-color);
}

.page-register__faq-answer p {
  margin: 0;
}

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

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-register__hero-image {
    max-height: 500px;
  }
}

@media (max-width: 768px) {
  .page-register__hero-section {
    padding: 10px 0 40px 0;
  }

  .page-register__hero-content {
    padding: 0 15px;
  }

  .page-register__main-title {
    font-size: clamp(2em, 7vw, 2.5em);
  }

  .page-register__intro-text {
    font-size: clamp(0.9em, 2.5vw, 1em);
  }

  .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;
  }

  .page-register__hero-cta {
    flex-direction: column;
    gap: 15px;
  }

  .page-register__section-title {
    font-size: clamp(1.5em, 5vw, 2em);
    padding-top: 20px;
  }

  .page-register__section-description {
    font-size: clamp(0.9em, 2.5vw, 1em);
    margin-bottom: 20px;
  }

  .page-register__features-grid,
  .page-register__promo-grid,
  .page-register__security-tips {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-register__feature-item,
  .page-register__promo-card,
  .page-register__step-item,
  .page-register__tip-item,
  .page-register__faq-item {
    padding: 20px;
  }

  .page-register__feature-title,
  .page-register__promo-title {
    font-size: 1.3em;
  }

  .page-register__step-title {
    font-size: 1.4em;
  }

  .page-register__registration-form {
    padding: 25px;
  }

  .page-register__captcha-image {
    margin-left: 0;
    margin-top: 10px;
  }

  /* Ensure all images are responsive */
  .page-register img {
    max-width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  /* Ensure all video elements are responsive */
  .page-register video,
  .page-register__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  /* Ensure all containing elements for images/videos/buttons are responsive */
  .page-register__section,
  .page-register__card,
  .page-register__container,
  .page-register__video-section,
  .page-register__video-container,
  .page-register__video-wrapper,
  .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;
    overflow: hidden !important; /* Prevent content overflow */
  }
  
  .page-register__video-section {
    padding-top: 10px !important; /* body 已承担 --header-offset，此处禁止 var(--header-offset) */
  }

  .page-register__faq-item summary {
    font-size: 1em;
    padding: 15px 20px;
  }

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

@media (max-width: 480px) {
  .page-register__hero-section {
    padding-bottom: 30px;
  }

  .page-register__main-title {
    font-size: clamp(1.8em, 8vw, 2.2em);
  }

  .page-register__intro-text {
    font-size: clamp(0.85em, 3vw, 0.95em);
  }

  .page-register__section-title {
    font-size: clamp(1.4em, 6vw, 1.8em);
  }

  .page-register__form-group {
    margin-bottom: 15px;
  }

  .page-register__form-checkbox {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-register__checkbox-input {
    margin-bottom: 5px;
  }

  .page-register__faq-item summary {
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
  }

  .page-register__faq-toggle {
    margin-left: 0;
    margin-top: 10px;
  }
}