/* style/login.css */

/* Root variables for page-specific colors */
:root {
  --page-login-primary-color: #017439;
  --page-login-secondary-color: #FFFFFF;
  --page-login-login-button-bg: #C30808; /* Custom color for login button */
  --page-login-login-button-text: #FFFFFF; /* Overridden to white for WCAG AA contrast on #C30808 */
  --page-login-background-color: #FFFFFF;
  --page-login-register-font-color: #FFFF00; /* Used for register link text */
  --page-login-text-color: #333333;
  --page-login-dark-text-color: #000000;
}

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

/* --- Hero Section --- */
.page-login__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  background: linear-gradient(135deg, var(--page-login-primary-color) 0%, rgba(1, 116, 57, 0.7) 50%, rgba(255, 255, 255, 0.9) 100%);
  color: var(--page-login-secondary-color);
  /* Assuming shared.css handles body padding-top, so this section has its own spacing */
  padding-top: 100px; /* Adjusted to fit content below header, not double offset */
}

.page-login__hero-container {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 30px;
}

.page-login__hero-image {
  width: 100%;
  max-width: 800px; /* Limit image width in hero */
  margin-bottom: 20px;
}

.page-login__hero-image img {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.page-login__hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  width: 100%;
  max-width: 600px;
  background: rgba(0, 0, 0, 0.4); /* Dark overlay for text readability */
  padding: 30px;
  border-radius: 12px;
}

.page-login__main-title {
  font-size: 3.2em;
  margin-bottom: 15px;
  line-height: 1.2;
  color: var(--page-login-secondary-color);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.page-login__description {
  font-size: 1.2em;
  margin-bottom: 30px;
  color: var(--page-login-secondary-color);
}

.page-login__login-form-wrapper {
  background: rgba(255, 255, 255, 0.95); /* Semi-transparent white background for form */
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  width: 100%;
  max-width: 400px;
  margin: 0 auto;
  color: var(--page-login-dark-text-color);
}

.page-login__login-form {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.page-login__form-group {
  text-align: left;
}

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

.page-login__form-input {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 1em;
  box-sizing: border-box;
}

.page-login__form-options {
  display: flex;
  justify-content: flex-end;
  font-size: 0.95em;
}

.page-login__forgot-password-link {
  color: var(--page-login-primary-color);
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-login__forgot-password-link:hover {
  color: #005f2e;
  text-decoration: underline;
}

.page-login__login-button {
  padding: 15px 25px;
  font-size: 1.1em;
  font-weight: bold;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: background-color 0.3s ease, transform 0.2s ease;
  width: 100%;
  box-sizing: border-box;
}

/* Custom button styling */
.page-login__btn-primary {
  background: var(--page-login-login-button-bg); /* #C30808 */
  color: var(--page-login-login-button-text); /* #FFFFFF for contrast */
  text-decoration: none;
  display: inline-block;
  text-align: center;
}

.page-login__btn-primary:hover {
  background: #a30707; /* Slightly darker red */
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-login__register-text {
  margin-top: 15px;
  text-align: center;
  color: var(--page-login-dark-text-color);
}

.page-login__register-link {
  color: var(--page-login-register-font-color); /* #FFFF00 */
  font-weight: bold;
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-login__register-link:hover {
  color: #cccc00;
  text-decoration: underline;
}

/* --- General Sections --- */
.page-login__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
}

.page-login__section-title {
  font-size: 2.5em;
  color: var(--page-login-primary-color);
  text-align: center;
  margin-bottom: 20px;
  font-weight: 700;
}

.page-login__section-description {
  font-size: 1.1em;
  text-align: center;
  max-width: 800px;
  margin: 0 auto 50px auto;
  color: var(--page-login-text-color);
}

/* --- Benefits Section --- */
.page-login__benefits-section {
  padding: 60px 0;
  background-color: var(--page-login-background-color);
}

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

.page-login__benefit-item {
  text-align: center;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  background-color: var(--page-login-secondary-color);
  color: var(--page-login-text-color);
}

.page-login__benefit-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.page-login__benefit-item img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin-bottom: 20px;
  object-fit: cover;
}

.page-login__benefit-title {
  font-size: 1.5em;
  color: var(--page-login-primary-color);
  margin-bottom: 15px;
}

.page-login__benefit-text {
  font-size: 1em;
  color: var(--page-login-text-color);
}

/* --- Guide Section --- */
.page-login__guide-section {
  padding: 60px 0;
  background-color: #f9f9f9;
}

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

.page-login__step-item {
  text-align: center;
  padding: 30px;
  background-color: var(--page-login-secondary-color);
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  color: var(--page-login-text-color);
}

.page-login__step-icon {
  width: 60px;
  height: 60px;
  background-color: var(--page-login-primary-color);
  color: var(--page-login-secondary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2em;
  font-weight: bold;
  margin: 0 auto 20px auto;
}

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

.page-login__step-text {
  font-size: 1em;
  color: var(--page-login-text-color);
}

/* --- Troubleshooting Section --- */
.page-login__troubleshooting-section {
  padding: 60px 0;
  background-color: var(--page-login-background-color);
}

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

.page-login__trouble-item {
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  background-color: var(--page-login-secondary-color);
  color: var(--page-login-text-color);
  display: flex;
  flex-direction: column;
}

.page-login__trouble-title {
  font-size: 1.4em;
  color: var(--page-login-primary-color);
  margin-bottom: 15px;
}

.page-login__trouble-text {
  font-size: 1em;
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-login__trouble-link {
  display: inline-block;
  padding: 10px 20px;
  background-color: var(--page-login-primary-color);
  color: var(--page-login-secondary-color);
  text-decoration: none;
  border-radius: 5px;
  font-weight: bold;
  transition: background-color 0.3s ease;
  width: fit-content;
  align-self: flex-start;
}

.page-login__trouble-link:hover {
  background-color: #005f2e;
}

/* --- Security Section --- */
.page-login__security-section {
  padding: 60px 0;
  background-color: var(--page-login-primary-color); /* Dark background */
  color: var(--page-login-secondary-color); /* Light text */
}

.page-login__security-section .page-login__section-title,
.page-login__security-section .page-login__section-description {
  color: var(--page-login-secondary-color);
}

.page-login__security-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 40px;
}

.page-login__security-text-block {
  flex: 1;
  min-width: 300px;
}

.page-login__security-subtitle {
  font-size: 1.6em;
  margin-top: 25px;
  margin-bottom: 10px;
  color: var(--page-login-secondary-color);
}

.page-login__security-paragraph {
  font-size: 1.1em;
  margin-bottom: 20px;
  color: var(--page-login-secondary-color);
}

.page-login__security-image {
  flex: 1;
  min-width: 300px;
  text-align: center;
}

.page-login__security-image img {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
  object-fit: cover;
}

.page-login__btn-secondary {
  display: inline-block;
  padding: 12px 25px;
  background: var(--page-login-secondary-color);
  color: var(--page-login-primary-color);
  text-decoration: none;
  border: 2px solid var(--page-login-primary-color);
  border-radius: 5px;
  font-weight: bold;
  transition: all 0.3s ease;
}

.page-login__btn-secondary:hover {
  background: var(--page-login-primary-color);
  color: var(--page-login-secondary-color);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* --- App Download Section --- */
.page-login__app-download-section {
  padding: 60px 0;
  background-color: #f0f0f0;
}

.page-login__app-download-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
}

.page-login__download-button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 30px;
  font-size: 1.1em;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  background-color: var(--page-login-primary-color);
  color: var(--page-login-secondary-color);
  transition: background-color 0.3s ease, transform 0.2s ease;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  max-width: 100%; /* Ensure button adapts to mobile */
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-login__download-button img {
  
  
  object-fit: contain;
  display: inline-block; /* Ensure image is inline with text */
  vertical-align: middle;
}

.page-login__download-button:hover {
  background-color: #005f2e;
  transform: translateY(-3px);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
}

.page-login__download-tip {
  text-align: center;
  margin-top: 30px;
  font-size: 1em;
  color: var(--page-login-text-color);
}

.page-login__download-tip a {
  color: var(--page-login-primary-color);
  text-decoration: none;
  font-weight: bold;
}

.page-login__download-tip a:hover {
  text-decoration: underline;
}

/* --- FAQ Section --- */
.page-login__faq-section {
  padding: 60px 0;
  background-color: var(--page-login-background-color);
}

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

/* FAQ容器样式 */
.page-login__faq-item {
  margin-bottom: 15px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

/* FAQ默认状态 - 答案隐藏 */
.page-login__faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
  padding: 0 20px;
  opacity: 0;
  background: #f9f9f9;
  color: var(--page-login-text-color);
}

/* FAQ展开状态 - 🚨 使用!important和足够大的max-height确保一定能展开 */
.page-login__faq-item.active .page-login__faq-answer {
  max-height: 2000px !important; /* 🚨 使用!important确保优先级，值足够大以容纳任何内容 */
  padding: 20px !important;
  opacity: 1;
  border-radius: 0 0 8px 8px;
}

/* 问题样式 */
.page-login__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  background: var(--page-login-secondary-color);
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.3s ease, border-color 0.3s ease;
  position: relative;
  color: var(--page-login-dark-text-color);
}

.page-login__faq-question:hover {
  background: #f5f5f5;
  border-color: #d0d0d0;
}

.page-login__faq-question:active {
  background: #eeeeee;
}

/* 问题标题样式 */
.page-login__faq-question h3 {
  margin: 0;
  padding: 0;
  flex: 1;
  font-size: 1.15em;
  font-weight: 600;
  line-height: 1.5;
  pointer-events: none; /* 防止h3标签阻止点击事件 */
  color: var(--page-login-primary-color);
}

/* 切换图标 */
.page-login__faq-toggle {
  font-size: 28px;
  font-weight: bold;
  line-height: 1;
  color: var(--page-login-primary-color);
  transition: transform 0.3s ease, color 0.3s ease;
  flex-shrink: 0;
  margin-left: 15px;
  pointer-events: none; /* 防止图标阻止点击事件 */
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
}

.page-login__faq-item.active .page-login__faq-toggle {
  color: var(--page-login-primary-color);
  transform: rotate(45deg); /* Rotate for minus sign effect */
}

/* --- Dark/Light Background Classes for Contrast --- */
.page-login__dark-bg {
  color: var(--page-login-secondary-color); /* Light text on dark bg */
}

.page-login__light-bg {
  color: var(--page-login-text-color); /* Dark text on light bg */
}

/* --- Card Styling --- */
.page-login__card {
  background: var(--page-login-secondary-color); /* Default white background for cards */
  color: var(--page-login-text-color);
  border: 1px solid #e0e0e0;
}

/* --- Responsive Design --- */
@media (max-width: 1024px) {
  .page-login__main-title {
    font-size: 2.5em;
  }
  .page-login__section-title {
    font-size: 2em;
  }
}

@media (max-width: 768px) {
  .page-login__hero-section {
    padding-top: var(--header-offset, 120px) !important; /* Mobile specific header offset */
    padding-bottom: 40px;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-login__hero-content {
    padding: 20px;
  }

  .page-login__main-title {
    font-size: 2em;
    margin-bottom: 10px;
  }

  .page-login__description {
    font-size: 1em;
    margin-bottom: 20px;
  }

  .page-login__login-form-wrapper {
    padding: 20px;
  }

  .page-login__login-button,
  .page-login__btn-primary,
  .page-login__btn-secondary,
  .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__app-download-buttons {
    flex-direction: column;
    align-items: center;
    gap: 15px;
  }

  .page-login__download-button {
    width: 100%;
    max-width: 300px; /* Limit individual button width if it's too wide */
  }

  .page-login__container {
    padding: 30px 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-login__section-title {
    font-size: 1.8em;
    margin-bottom: 15px;
  }

  .page-login__section-description {
    font-size: 0.95em;
    margin-bottom: 30px;
  }

  .page-login__benefits-grid,
  .page-login__steps-grid,
  .page-login__troubleshooting-grid {
    grid-template-columns: 1fr;
  }

  .page-login__benefit-item,
  .page-login__step-item,
  .page-login__trouble-item {
    padding: 20px;
  }

  .page-login__benefit-title,
  .page-login__step-title,
  .page-login__trouble-title {
    font-size: 1.3em;
  }

  .page-login__security-content {
    flex-direction: column;
  }

  .page-login__security-text-block,
  .page-login__security-image {
    min-width: unset;
    width: 100%;
  }

  .page-login img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

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

  .page-login__faq-question {
    padding: 15px;
    flex-wrap: wrap;
  }
  
  .page-login__faq-question h3 {
    font-size: 1em;
    margin-bottom: 0;
    width: calc(100% - 40px);
  }
  
  .page-login__faq-toggle {
    margin-left: 10px;
    width: 24px;
    height: 24px;
    font-size: 20px;
  }
  
  .page-login__faq-answer {
    padding: 0 15px;
  }
  
  .page-login__faq-item.active .page-login__faq-answer {
    padding: 15px !important;
  }
}