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

/* body 已 padding-top: var(--header-offset)；页面禁止再写该变量 */
.page-login {
  color: var(--text-main);
  font-family: Arial, sans-serif;
  line-height: 1.6;
  background-color: var(--bg-primary);
}

.page-login__hero-section {
  display: flex;
  flex-direction: column; /* Default for mobile */
  align-items: center;
  text-align: center;
  padding: 60px 20px;
  padding-top: 10px; /* Small top padding, body handles header offset */
  background-color: var(--bg-primary);
  color: var(--text-main);
}

.page-login__hero-content {
  max-width: 900px;
  margin-bottom: 40px; /* Space between text and image */
}

.page-login__main-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem); /* Responsive H1 font size */
  font-weight: 700;
  color: var(--gold-color);
  margin-bottom: 20px;
  line-height: 1.2;
  text-shadow: 0 0 10px rgba(var(--glow-color), 0.5);
}

.page-login__hero-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
}

.page-login__hero-image-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}

.page-login__hero-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.page-login__form-section {
  background-color: var(--bg-primary);
  padding: 60px 20px;
  color: var(--text-main);
}

.page-login__container {
  max-width: 800px;
  margin: 0 auto;
  background-color: var(--card-bg);
  padding: 40px;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-color);
}

.page-login__section-title {
  font-size: 2.2rem;
  font-weight: 600;
  color: var(--text-main);
  text-align: center;
  margin-bottom: 20px;
}

.page-login__section-description {
  font-size: 1rem;
  color: var(--text-secondary);
  text-align: center;
  margin-bottom: 40px;
}

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

.page-login__form-group {
  position: relative;
}

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

.page-login__form-input {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--border-color);
  border-radius: 5px;
  background-color: var(--deep-green);
  color: var(--text-main);
  font-size: 1rem;
  box-sizing: border-box;
}

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

.page-login__form-input:focus {
  outline: none;
  border-color: var(--glow-color);
  box-shadow: 0 0 8px rgba(var(--glow-color), 0.5);
}

.page-login__forgot-password-link {
  position: absolute;
  right: 0;
  bottom: -25px; /* Adjust position relative to input */
  font-size: 0.9rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-login__forgot-password-link:hover {
  color: var(--glow-color);
}

.page-login__form-checkbox {
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-login__checkbox-input {
  width: 18px;
  height: 18px;
  accent-color: var(--primary-color);
}

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

.page-login__submit-button,
.page-login__register-link,
.page-login__register-cta-button,
.page-login__contact-support-button {
  display: block;
  width: 100%;
  padding: 15px 25px;
  border: none;
  border-radius: 5px;
  background: var(--button-gradient);
  color: #ffffff;
  font-size: 1.1rem;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s ease;
  box-sizing: border-box;
  white-space: normal; /* Allow text wrap */
  word-wrap: break-word; /* Allow text wrap */
}

.page-login__submit-button:hover,
.page-login__register-link:hover,
.page-login__register-cta-button:hover,
.page-login__contact-support-button:hover {
  opacity: 0.9;
  box-shadow: 0 0 15px var(--glow-color);
}

.page-login__register-text {
  text-align: center;
  margin-top: 20px;
  color: var(--text-secondary);
}

.page-login__register-link {
  display: inline;
  width: auto;
  padding: 0;
  background: none;
  color: var(--glow-color);
  text-decoration: underline;
  font-weight: normal;
}

.page-login__register-link:hover {
  text-decoration: none;
  color: var(--gold-color);
  box-shadow: none;
}

/* Benefits Section */
.page-login__benefits-section {
  background-color: var(--bg-primary);
  padding: 80px 20px;
  color: var(--text-main);
}

.page-login__benefits-grid {
  display: flex;
  flex-direction: column;
  gap: 40px;
  align-items: flex-start;
}

.page-login__benefits-text-content {
  flex: 1;
}

.page-login__benefits-list {
  list-style: none;
  padding: 0;
  margin-top: 30px;
}

.page-login__benefits-item {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

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

.page-login__benefits-item p {
  color: var(--text-secondary);
}

.page-login__benefits-image-wrapper {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
}

.page-login__benefits-image {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
}

/* Security Section */
.page-login__security-section {
  background-color: var(--deep-green);
  padding: 80px 20px;
  color: var(--text-main);
}

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

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

.page-login__security-card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.page-login__security-icon {
  width: 200px; /* Ensure minimum size */
  height: 200px; /* Ensure minimum size */
  margin: 0 auto 20px auto;
  display: block;
  filter: drop-shadow(0 0 8px rgba(var(--glow-color), 0.5));
}

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

.page-login__security-card p {
  color: var(--text-secondary);
}

/* Troubleshooting Section */
.page-login__troubleshooting-section {
  background-color: var(--bg-primary);
  padding: 80px 20px;
  color: var(--text-main);
}

.page-login__troubleshooting-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-login__troubleshooting-item {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

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

.page-login__troubleshooting-item p {
  color: var(--text-secondary);
}

.page-login__contact-support-button {
  margin-top: 20px;
  display: inline-block;
  width: auto;
  max-width: 100%;
  padding-left: 30px;
  padding-right: 30px;
}

/* FAQ Section */
.page-login__faq-section {
  background-color: var(--deep-green);
  padding: 80px 20px;
  color: var(--text-main);
}

.page-login__faq-list {
  max-width: 900px;
  margin: 40px auto 0;
}

.page-login__faq-item {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.page-login__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  cursor: pointer;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-main);
  background-color: var(--deep-green);
  transition: background-color 0.3s ease;
  list-style: none; /* For details/summary */
}

.page-login__faq-question::-webkit-details-marker {
  display: none;
}

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

.page-login__faq-qtext {
  flex-grow: 1;
  color: var(--gold-color);
}

.page-login__faq-toggle {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--glow-color);
  margin-left: 15px;
}

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

.page-login__faq-answer {
  padding: 0 25px 20px;
  font-size: 1rem;
  color: var(--text-secondary);
  background-color: var(--card-bg);
  line-height: 1.7;
}

/* CTA Section */
.page-login__cta-section {
  background-color: var(--bg-primary);
  padding: 80px 20px;
  text-align: center;
  color: var(--text-main);
}

.page-login__cta-content {
  max-width: 900px;
  margin: 0 auto;
}

.page-login__register-cta-button {
  margin-top: 30px;
  width: auto;
  max-width: 350px;
  display: inline-block;
}

/* Responsive Styles */
@media (min-width: 768px) {
  .page-login__hero-section {
    flex-direction: row; /* Image right, text left */
    text-align: left;
    gap: 40px;
    padding: 80px 40px;
  }

  .page-login__hero-content {
    flex: 1;
    margin-bottom: 0;
  }

  .page-login__hero-image-container {
    flex: 1;
  }

  .page-login__benefits-grid {
    flex-direction: row;
    align-items: center;
  }

  .page-login__benefits-text-content {
    order: 1;
  }

  .page-login__benefits-image-wrapper {
    order: 2;
    margin-left: 40px;
  }
}

@media (min-width: 1024px) {
  .page-login__hero-section {
    padding: 100px 60px;
  }
  .page-login__main-title {
    font-size: clamp(3rem, 4vw, 4rem);
  }
  .page-login__section-title {
    font-size: 2.5rem;
  }
}

/* Mobile responsive images, videos, buttons */
@media (max-width: 768px) {
  .page-login__hero-section,
  .page-login__form-section,
  .page-login__benefits-section,
  .page-login__security-section,
  .page-login__troubleshooting-section,
  .page-login__faq-section,
  .page-login__cta-section {
    padding-left: 15px;
    padding-right: 15px;
  }

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

  .page-login__section-title {
    font-size: 1.8rem;
  }

  .page-login__hero-content {
    margin-bottom: 30px;
  }
  
  /* Images */
  .page-login img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  /* Videos (if any, though none for login page currently) */
  .page-login video,
  .page-login__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .page-login__video-section,
  .page-login__video-container,
  .page-login__video-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }
  
  .page-login__video-section {
    padding-top: 10px !important; /* body handles header offset, small decorative top padding */
  }

  /* Buttons */
  .page-login__submit-button,
  .page-login__register-link,
  .page-login__register-cta-button,
  .page-login__contact-support-button,
  .page-login a[class*="button"],
  .page-login 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-login__cta-buttons,
  .page-login__button-group,
  .page-login__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-login__cta-buttons {
    display: flex;
    flex-direction: column;
  }

  .page-login__form-input,
  .page-login__form-group {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-login__container {
    padding: 20px;
  }

  .page-login__security-features,
  .page-login__troubleshooting-grid {
    grid-template-columns: 1fr;
  }

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

  .page-login__faq-answer {
    padding: 0 20px 15px;
  }
  
  /* Ensure content images are minimum 200x200 or larger, not shrunk by CSS */
  .page-login__security-icon {
    width: 200px; /* Ensure minimum size */
    height: 200px; /* Ensure minimum size */
    margin-left: auto;
    margin-right: auto;
  }
}