/* General Styles for page-login */
.page-login {
  font-family: 'Arial', sans-serif;
  color: #1F2D3D; /* Text Main */
  background-color: #F4F7FB; /* Background */
  line-height: 1.6;
}

.page-login__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

.page-login__section-title {
  font-size: 36px;
  font-weight: 700;
  color: #1F2D3D; /* Text Main */
  text-align: center;
  margin-bottom: 15px;
  line-height: 1.2;
}

.page-login__section-subtitle {
  font-size: 18px;
  color: #555;
  text-align: center;
  margin-bottom: 40px;
}

/* Color Contrast Classes */
.page-login__light-bg {
  background-color: #F4F7FB; /* Background */
  color: #1F2D3D; /* Text Main */
}

.page-login__dark-bg {
  background-color: #2F6BFF; /* Primary Color */
  color: #ffffff;
}

.page-login__dark-bg .page-login__section-title,
.page-login__dark-bg .page-login__section-subtitle {
  color: #ffffff;
}

/* Hero Section */
.page-login__hero-section {
  position: relative;
  width: 100%;
  padding-top: 10px; /* Small top padding, body handles header offset */
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 500px; /* Ensure content is visible */
  background-color: #2F6BFF;
}

.page-login__hero-image {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
  max-height: 500px; /* Limit height for desktop */
}

.page-login__hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  color: #ffffff;
  padding: 40px 20px;
  max-width: 800px;
}

.page-login__main-title {
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  font-size: clamp(32px, 5vw, 48px); /* Responsive font size */
}

.page-login__hero-description {
  font-size: 18px;
  line-height: 1.6;
  opacity: 0.9;
}

/* Form Section */
.page-login__form-section {
  padding: 80px 0;
}

.page-login__login-form {
  max-width: 450px;
  margin: 0 auto;
  padding: 40px;
  background: #FFFFFF; /* Card BG */
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
  border: 1px solid #D6E2FF; /* Border */
}

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

.page-login__form-label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: #1F2D3D; /* Text Main */
}

.page-login__form-input {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid #D6E2FF; /* Border */
  border-radius: 5px;
  font-size: 16px;
  color: #1F2D3D;
  box-sizing: border-box;
}

.page-login__form-input::placeholder {
  color: #888;
}

.page-login__form-options {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 25px;
  font-size: 14px;
}

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

.page-login__checkbox {
  margin-right: 8px;
  width: 16px;
  height: 16px;
}

.page-login__checkbox-label {
  color: #1F2D3D; /* Text Main */
}

.page-login__forgot-password-link {
  color: #2F6BFF; /* Primary Color */
  text-decoration: none;
  font-weight: 500;
}

.page-login__forgot-password-link:hover {
  text-decoration: underline;
}

.page-login__btn-submit {
  width: 100%;
  padding: 15px;
  border: none;
  border-radius: 5px;
  background: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%); /* Button Gradient */
  color: #ffffff;
  font-size: 18px;
  font-weight: 700;
  cursor: pointer;
  transition: background-color 0.3s ease, transform 0.2s ease;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-login__btn-submit:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

.page-login__register-text {
  text-align: center;
  margin-top: 30px;
  font-size: 15px;
  color: #1F2D3D; /* Text Main */
}

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

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

/* Benefits Section */
.page-login__benefits-section {
  padding: 80px 0;
}

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

.page-login__benefit-card {
  background: #FFFFFF; /* Card BG */
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
  border: 1px solid #D6E2FF; /* Border */
}

.page-login__benefit-icon {
  width: 100%;
  max-width: 150px;
  height: auto;
  margin-bottom: 20px;
  object-fit: contain;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-login__benefit-title {
  font-size: 22px;
  font-weight: 700;
  color: #1F2D3D; /* Text Main */
  margin-bottom: 10px;
}

.page-login__benefit-description {
  font-size: 15px;
  color: #555;
}

/* Troubleshooting Section */
.page-login__troubleshooting-section {
  padding: 80px 0;
}

.page-login__troubleshooting-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
  margin-top: 40px;
}

.page-login__troubleshooting-item {
  background: #FFFFFF; /* Card BG */
  border-radius: 10px;
  padding: 25px;
  box-shadow: 0 3px 15px rgba(0, 0, 0, 0.03);
  border: 1px solid #D6E2FF; /* Border */
}

.page-login__troubleshooting-heading {
  font-size: 20px;
  font-weight: 600;
  color: #1F2D3D; /* Text Main */
  margin-bottom: 10px;
}

.page-login__troubleshooting-text {
  font-size: 15px;
  color: #555;
}

.page-login__troubleshooting-cta {
  text-align: center;
  margin-top: 50px;
  font-size: 18px;
  color: #1F2D3D;
}

.page-login__troubleshooting-cta p {
  margin-bottom: 20px;
}

.page-login__btn-support {
  display: inline-block;
  padding: 12px 30px;
  border-radius: 5px;
  background: #6FA3FF; /* Auxiliary Color */
  color: #ffffff;
  text-decoration: none;
  font-weight: 600;
  transition: background-color 0.3s ease;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-login__btn-support:hover {
  background: #4A8BFF;
}

/* Security Section */
.page-login__security-section {
  padding: 80px 0;
}

.page-login__security-content {
  display: flex;
  align-items: center;
  gap: 50px;
  margin-top: 40px;
}

.page-login__security-image-wrapper {
  flex: 1;
  min-width: 400px;
}

.page-login__security-image {
  width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

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

.page-login__security-list {
  list-style: none;
  padding: 0;
  margin-bottom: 30px;
}

.page-login__security-list li {
  background: rgba(255, 255, 255, 0.15); /* Slightly transparent white for dark background */
  border-left: 5px solid #6FA3FF; /* Auxiliary Color */
  padding: 15px 20px;
  margin-bottom: 15px;
  border-radius: 5px;
}

.page-login__security-list-item-title {
  font-size: 20px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 5px;
}

.page-login__security-list p {
  font-size: 15px;
  color: #f0f0f0;
}

.page-login__btn-primary {
  display: inline-block;
  padding: 15px 35px;
  border-radius: 5px;
  background: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%); /* Button Gradient */
  color: #ffffff;
  text-decoration: none;
  font-weight: 700;
  transition: background-color 0.3s ease, transform 0.2s ease;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-login__btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

/* App Download Section */
.page-login__app-section {
  padding: 80px 0;
}

.page-login__app-content {
  display: flex;
  align-items: center;
  gap: 50px;
  margin-top: 40px;
}

.page-login__app-text {
  flex: 1;
}

.page-login__app-text p {
  font-size: 16px;
  color: #1F2D3D; /* Text Main */
  margin-bottom: 20px;
}

.page-login__btn-download {
  display: inline-block;
  padding: 15px 35px;
  border-radius: 5px;
  background: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%); /* Button Gradient */
  color: #ffffff;
  text-decoration: none;
  font-weight: 700;
  transition: background-color 0.3s ease, transform 0.2s ease;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-login__btn-download:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

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

.page-login__app-image {
  width: 100%;
  max-width: 400px;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

/* FAQ Section */
.page-login__faq-section {
  padding: 80px 0;
}

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

details.page-login__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid #D6E2FF; /* Border */
  overflow: hidden;
  background: #FFFFFF; /* Card BG */
}

details.page-login__faq-item summary.page-login__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
}

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

details.page-login__faq-item summary.page-login__faq-question:hover {
  background: #f5f5f5;
}

.page-login__faq-qtext {
  flex: 1;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: #1F2D3D; /* Text Main */
}

.page-login__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: #666;
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}

details.page-login__faq-item .page-login__faq-answer {
  padding: 0 20px 20px;
  background: #f9f9f9;
  border-radius: 0 0 5px 5px;
  color: #555;
}

/* Mobile Responsive Styles (max-width: 768px) */
@media (max-width: 768px) {
  .page-login__container {
    padding: 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-login__section-title {
    font-size: 28px;
    margin-bottom: 10px;
  }

  .page-login__section-subtitle {
    font-size: 16px;
    margin-bottom: 30px;
  }

  /* Banner __hero-section */
  .page-login__hero-section {
    min-height: 350px;
    padding-top: 10px; /* Small top padding */
  }

  .page-login__hero-image {
    max-height: 300px;
    object-fit: contain;
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-login__main-title {
    font-size: clamp(28px, 8vw, 36px); /* Adjusted for mobile */
    margin-bottom: 15px;
  }

  .page-login__hero-description {
    font-size: 16px;
  }

  /* Form Section */
  .page-login__form-section {
    padding: 40px 0;
  }

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

  .page-login__form-options {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .page-login__btn-submit,
  .page-login__btn-support,
  .page-login__btn-primary,
  .page-login__btn-download,
  .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;
  }

  /* Buttons container for multiple buttons */
  .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;
  }

  /* Benefits Section */
  .page-login__benefits-section {
    padding: 40px 0;
  }

  .page-login__benefit-card {
    padding: 20px;
  }

  .page-login__benefit-title {
    font-size: 20px;
  }

  /* Troubleshooting Section */
  .page-login__troubleshooting-section {
    padding: 40px 0;
  }

  .page-login__troubleshooting-cta {
    margin-top: 30px;
  }

  /* Security Section */
  .page-login__security-section {
    padding: 40px 0;
  }

  .page-login__security-content {
    flex-direction: column;
    gap: 30px;
  }

  .page-login__security-image-wrapper {
    min-width: unset;
    width: 100%;
  }

  /* App Download Section */
  .page-login__app-section {
    padding: 40px 0;
  }

  .page-login__app-content {
    flex-direction: column-reverse; /* App image on top for mobile */
    gap: 30px;
  }

  .page-login__app-image-wrapper {
    min-width: unset;
    width: 100%;
  }

  .page-login__app-image {
    max-width: 250px;
  }

  /* FAQ Section */
  .page-login__faq-section {
    padding: 40px 0;
  }

  details.page-login__faq-item summary.page-login__faq-question { padding: 15px; }
  .page-login__faq-qtext { font-size: 15px; }
  details.page-login__faq-item .page-login__faq-answer { padding: 0 15px 15px; }

  /* Mobile image global override */
  .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;
  }

  /* Placeholder for homepage specific modules, as per strict instruction */
  /* 3. Ba liên kết nút __access-links */
  .page-login__access-links {
    display: flex;
    flex-direction: column;
    gap: 15px;
    padding: 0 15px;
  }
  /* 4. Năm lối vào __category-lobby */
  .page-login__category-lobby__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    padding: 0 15px;
  }
  .page-login__category-card-link img {
    aspect-ratio: 1/1;
    width: 100%;
    object-fit: contain;
    border: none;
    box-shadow: none;
  }
  /* 5. Khối trượt blog __blog-slider */
  .page-login__blog-slider-wrapper {
    padding: 0 15px;
  }
  .page-login__blog-slider-track {
    scroll-snap-type: x mandatory;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    display: flex;
    gap: 16px;
  }
  .page-login__blog-slider-track > * {
    flex: 0 0 calc(100% - 30px); /* Show one card with some padding */
    scroll-snap-align: start;
  }
  .page-login__blog-slider-controls {
    display: flex;
    justify-content: center;
    margin-top: 20px;
  }
  .page-login__blog-slider-prev, .page-login__blog-slider-next {
    display: block;
  }
}

/* Desktop specific overrides for H1 font size if clamp is not sufficient or needs fine-tuning */
@media (min-width: 769px) {
  .page-login__main-title {
    font-size: 48px;
  }
}