.page-login {
  font-family: 'Arial', sans-serif;
  color: #1F2D3D;
  background-color: #F4F7FB;
  line-height: 1.6;
}

.page-login__light-bg {
  background-color: #FFFFFF;
  color: #1F2D3D;
}

.page-login__background-color {
  background-color: #F4F7FB;
  color: #1F2D3D;
}

.page-login__dark-bg {
  background-color: #2F6BFF;
  color: #FFFFFF;
}

.page-login__white-text {
  color: #FFFFFF;
}

.page-login__text-main {
  color: #1F2D3D;
}

.page-login__container {
  max-width: 1150px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-login__hero-section {
  padding-top: 10px;
  padding-bottom: 60px;
  text-align: center;
}

.page-login__main-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 700;
  color: #000000;
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-login__description {
  font-size: 1.1rem;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  color: #1F2D3D;
}

.page-login__cta-buttons {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
}

.page-login__btn {
  display: inline-block;
  padding: 14px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-login__btn-primary {
  background: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%);
  color: #FFFFFF;
  box-shadow: 0 4px 15px rgba(47, 107, 255, 0.3);
}

.page-login__btn-primary:hover {
  background: linear-gradient(180deg, #2F6BFF 0%, #4A8BFF 100%);
  box-shadow: 0 6px 20px rgba(47, 107, 255, 0.4);
}

.page-login__btn-secondary {
  background-color: #FFFFFF;
  color: #2F6BFF;
  border: 2px solid #2F6BFF;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.page-login__btn-secondary:hover {
  background-color: #F4F7FB;
  color: #2558D6;
  border-color: #2558D6;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
}

.page-login__form-section {
  padding: 60px 0;
  background-color: #F4F7FB;
}

.page-login__form-wrapper {
  max-width: 500px;
  background-color: #FFFFFF;
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
  border: 1px solid #D6E2FF;
}

.page-login__section-title {
  font-size: 2.2rem;
  font-weight: 700;
  color: #000000;
  text-align: center;
  margin-bottom: 25px;
}

.page-login__text-intro {
  font-size: 1rem;
  text-align: center;
  margin-bottom: 30px;
  color: #1F2D3D;
}

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

.page-login__form-group {
  display: flex;
  flex-direction: column;
}

.page-login__form-label {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: #1F2D3D;
}

.page-login__form-input {
  padding: 12px 15px;
  border: 1px solid #D6E2FF;
  border-radius: 8px;
  font-size: 1rem;
  color: #1F2D3D;
  background-color: #F4F7FB;
  transition: border-color 0.3s ease;
}

.page-login__form-input::placeholder {
  color: #8898aa;
}

.page-login__form-input:focus {
  border-color: #6FA3FF;
  outline: none;
  box-shadow: 0 0 0 3px rgba(111, 163, 255, 0.2);
}

.page-login__form-options {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
}

.page-login__remember-me {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-login__checkbox {
  appearance: none;
  width: 18px;
  height: 18px;
  border: 1px solid #D6E2FF;
  border-radius: 4px;
  cursor: pointer;
  position: relative;
  transition: all 0.2s ease;
}

.page-login__checkbox:checked {
  background-color: #2F6BFF;
  border-color: #2F6BFF;
}

.page-login__checkbox:checked::before {
  content: '✔';
  color: #FFFFFF;
  font-size: 12px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.page-login__checkbox-label {
  color: #1F2D3D;
  cursor: pointer;
}

.page-login__forgot-password {
  color: #2F6BFF;
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-login__forgot-password:hover {
  color: #1e4ea8;
  text-decoration: underline;
}

.page-login__btn-submit {
  background: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%);
  color: #FFFFFF;
  padding: 15px 25px;
  font-size: 1.1rem;
  font-weight: 700;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(47, 107, 255, 0.3);
}

.page-login__btn-submit:hover {
  background: linear-gradient(180deg, #2F6BFF 0%, #4A8BFF 100%);
  box-shadow: 0 6px 20px rgba(47, 107, 255, 0.4);
}

.page-login__register-prompt {
  text-align: center;
  margin-top: 25px;
  font-size: 1rem;
  color: #1F2D3D;
}

.page-login__register-link {
  color: #2F6BFF;
  text-decoration: none;
  font-weight: 600;
}

.page-login__register-link:hover {
  color: #1e4ea8;
  text-decoration: underline;
}

.page-login__why-login-section {
  padding: 80px 0;
}

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

.page-login__feature-card {
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid #D6E2FF;
}

.page-login__feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.page-login__feature-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: #2F6BFF;
  margin-bottom: 15px;
}

.page-login__feature-description {
  font-size: 1rem;
  color: #1F2D3D;
}

.page-login__guide-section {
  padding: 80px 0;
}

.page-login__article-wrap {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-login__step-list {
  list-style: none;
  padding: 0;
  counter-reset: step-counter;
}

.page-login__step-item {
  margin-bottom: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.page-login__step-item:not(:last-child) {
  padding-bottom: 40px;
  border-bottom: 1px dashed #D6E2FF;
}

.page-login__step-title {
  font-size: 1.8rem;
  font-weight: 700;
  color: #2F6BFF;
  margin-bottom: 20px;
  position: relative;
  padding-left: 50px;
}

.page-login__step-title::before {
  counter-increment: step-counter;
  content: "0" counter(step-counter);
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 2.5rem;
  font-weight: 900;
  color: #6FA3FF;
  opacity: 0.2;
}

.page-login__step-item p {
  font-size: 1rem;
  color: #1F2D3D;
  margin-bottom: 25px;
  max-width: 700px;
}

.page-login__figure {
  margin: 0;
  width: 100%;
  max-width: 680px;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

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

.page-login__figcaption {
  font-size: 0.9rem;
  color: #666;
  padding: 10px 15px;
  background-color: #f8f8f8;
  border-top: 1px solid #eee;
}

.page-login__troubleshooting-section {
  padding: 80px 0;
}

.page-login__faq-list {
  margin-top: 50px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.page-login__faq-item {
  padding: 25px;
  border-radius: 12px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  border: 1px solid #D6E2FF;
  cursor: pointer;
  transition: all 0.3s ease;
}

.page-login__faq-item:hover {
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
  transform: translateY(-3px);
}

.page-login__faq-question {
  font-size: 1.3rem;
  font-weight: 600;
  color: #2F6BFF;
  margin: 0;
  position: relative;
  padding-right: 40px;
}

.page-login__faq-question::after {
  content: '+';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.5rem;
  color: #6FA3FF;
  transition: transform 0.3s ease;
}

.page-login__faq-item.active .page-login__faq-question::after {
  content: '-';
  transform: translateY(-50%) rotate(180deg);
}

.page-login__faq-answer {
  font-size: 1rem;
  color: #1F2D3D;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease-out;
  padding-top: 0;
}

.page-login__faq-item.active .page-login__faq-answer {
  max-height: 500px; /* Adjust as needed */
  padding-top: 20px;
}

.page-login__faq-answer p {
  margin-bottom: 15px;
}

.page-login__btn-text {
  background: none;
  color: #2F6BFF;
  padding: 8px 15px;
  border: 1px solid #2F6BFF;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 500;
  margin-top: 10px;
}

.page-login__btn-text:hover {
  background-color: #2F6BFF;
  color: #FFFFFF;
}

.page-login__app-download-section {
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-login__btn-app-download {
  background: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%);
  color: #FFFFFF;
  padding: 16px 35px;
  font-size: 1.2rem;
  font-weight: 700;
  border-radius: 10px;
  box-shadow: 0 6px 20px rgba(47, 107, 255, 0.4);
  margin-top: 30px;
  display: inline-block;
}

.page-login__btn-app-download:hover {
  background: linear-gradient(180deg, #2F6BFF 0%, #4A8BFF 100%);
  box-shadow: 0 8px 25px rgba(47, 107, 255, 0.5);
}

.page-login__app-image-wrapper {
  margin-top: 50px;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

.page-login__app-mockup {
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

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

/* --- Mobile Responsive Styles --- */
@media (max-width: 1024px) {
  .page-login__main-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
  }

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

  .page-login__features-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }

  .page-login__step-title {
    font-size: 1.5rem;
  }
  .page-login__step-title::before {
    font-size: 2rem;
  }
}

@media (max-width: 768px) {
  .page-login {
    font-size: 16px;
    line-height: 1.6;
  }

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

  /* 1. 顶区标题 + 双 CTA */
  .page-login__hero-section {
    padding-top: 10px !important;
    padding-bottom: 40px;
  }

  .page-login__main-title {
    font-size: clamp(1.8rem, 8vw, 2.5rem) !important;
    margin-bottom: 15px;
  }

  .page-login__description {
    font-size: 1rem;
    margin-bottom: 30px;
  }

  .page-login__cta-buttons {
    flex-direction: column !important;
    gap: 10px;
  }

  .page-login__btn {
    padding: 12px 20px !important;
    font-size: 0.95rem !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  /* 2. 单栏长文容器 (Form, Why Login, Guide, Troubleshooting, Conclusion) */
  .page-login__form-section, 
  .page-login__why-login-section, 
  .page-login__guide-section, 
  .page-login__troubleshooting-section, 
  .page-login__app-download-section, 
  .page-login__conclusion-section {
    padding: 40px 0 !important;
  }

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

  .page-login__section-title {
    font-size: 1.5rem !important;
    margin-bottom: 20px;
  }

  .page-login__text-intro {
    font-size: 0.95rem;
    margin-bottom: 25px;
  }

  .page-login__features-grid {
    grid-template-columns: 1fr !important;
    gap: 20px;
    margin-top: 30px;
  }

  .page-login__feature-card {
    padding: 20px !important;
  }

  .page-login__feature-title {
    font-size: 1.3rem !important;
  }

  .page-login__step-item {
    margin-bottom: 30px !important;
    padding-bottom: 30px !important;
  }

  .page-login__step-title {
    font-size: 1.3rem !important;
    padding-left: 40px !important;
  }

  .page-login__step-title::before {
    font-size: 2rem !important;
  }

  .page-login__faq-list {
    margin-top: 30px;
  }

  .page-login__faq-item {
    padding: 20px !important;
  }

  .page-login__faq-question {
    font-size: 1.1rem !important;
  }

  .page-login__faq-answer {
    font-size: 0.95rem !important;
  }

  .page-login__btn-app-download {
    padding: 14px 25px !important;
    font-size: 1rem !important;
  }

  .page-login__app-image-wrapper {
    margin-top: 30px;
  }

  /* 3. 通用图片与 figure */
  .page-login img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-login__figure {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  /* 4. 按钮与按钮容器 (already covered in cta-buttons) */
  .page-login__btn-submit {
    padding: 14px 25px !important;
    font-size: 1rem !important;
  }

  .page-login__forgot-password, .page-login__register-link, .page-login__checkbox-label {
    font-size: 0.9rem !important;
  }

  .page-login__btn-text {
    width: auto !important; /* Keep smaller for inline usage */
    max-width: fit-content !important;
  }

  .page-login__form-input {
    padding: 10px 12px !important;
  }

  /* All containers containing buttons or images */
  .page-login__hero-section .page-login__container,
  .page-login__form-section .page-login__container,
  .page-login__why-login-section .page-login__container,
  .page-login__guide-section .page-login__container,
  .page-login__troubleshooting-section .page-login__container,
  .page-login__app-download-section .page-login__container,
  .page-login__conclusion-section .page-login__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
}