/* style/login.css */
:root {
  --primary-color: #26A9E0;
  --secondary-color: #EA7C07; /* Màu "Đăng nhập" */
  --text-color: #333333;
  --light-bg-color: #FFFFFF;
  --border-color: #e0e0e0;
  --dark-section-bg: #26A9E0;
}

.page-login {
  font-family: 'Arial', sans-serif;
  color: var(--text-color);
  line-height: 1.6;
  background-color: var(--light-bg-color); /* Body background is default white */
}

.page-login__section {
  padding: 60px 20px;
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.page-login__section-description {
  font-size: 17px;
  max-width: 800px;
  margin: 15px auto 40px auto;
  line-height: 1.7;
  color: #555555;
}

.page-login__container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 15px;
}

.page-login h1 {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-login h2 {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 30px;
  line-height: 1.3;
}

.page-login h3 {
  font-size: clamp(1.4rem, 2.5vw, 1.8rem);
  font-weight: 600;
  color: var(--primary-color);
  margin-top: 25px;
  margin-bottom: 15px;
}

.page-login p {
  font-size: 16px;
  margin-bottom: 15px;
}

/* Buttons */
.page-login__cta-button {
  display: inline-block;
  padding: 15px 40px;
  text-decoration: none;
  border-radius: 8px;
  font-size: 18px;
  font-weight: bold;
  margin: 10px;
  transition: all 0.3s ease;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-login__btn-primary {
  background: var(--primary-color);
  color: var(--light-bg-color);
  border: 2px solid var(--primary-color);
}

.page-login__btn-primary:hover {
  background: #1e87b6; /* darken(var(--primary-color), 10%) */
  border-color: #1e87b6; /* darken(var(--primary-color), 10%) */
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.page-login__btn-secondary {
  background: var(--light-bg-color);
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.page-login__btn-secondary:hover {
  background: #f0f0f0;
  color: #1e87b6; /* darken(var(--primary-color), 10%) */
  border-color: #1e87b6; /* darken(var(--primary-color), 10%) */
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.page-login__submit-button {
  display: block;
  width: 100%;
  padding: 15px;
  border: none;
  border-radius: 8px;
  background: var(--secondary-color);
  color: var(--light-bg-color);
  font-size: 20px;
  font-weight: bold;
  cursor: pointer;
  transition: background-color 0.3s ease;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-login__submit-button:hover {
  background: #c26706; /* darken(var(--secondary-color), 10%) */
}

/* 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;
  padding-top: 10px; /* Rely on body padding-top for header offset */
  background-color: var(--light-bg-color);
}

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

.page-login__hero-image {
  width: 100%;
  margin-bottom: 30px;
}

.page-login__hero-image img {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.page-login__hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  width: 100%;
}

.page-login__hero-content h1 {
  color: var(--text-color);
  font-size: clamp(2.8rem, 5vw, 4rem);
}

.page-login__hero-content p {
  font-size: 18px;
  max-width: 900px;
  margin: 0 auto 30px auto;
  color: #555555;
}

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

/* Form Section */
.page-login__form-section {
  background-color: #f9f9f9;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.page-login__login-form {
  max-width: 500px;
  margin: 40px auto 0 auto;
  padding: 30px;
  background: var(--light-bg-color);
  border-radius: 12px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  text-align: left;
}

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

.page-login__form-label {
  display: block;
  margin-bottom: 8px;
  font-weight: bold;
  color: var(--text-color);
  font-size: 16px;
}

.page-login__form-input {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 16px;
  box-sizing: border-box;
}

.page-login__form-input:focus {
  border-color: var(--primary-color);
  outline: none;
  box-shadow: 0 0 0 3px rgba(38, 169, 224, 0.2);
}

.page-login__form-options {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 25px;
  font-size: 15px;
}

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

.page-login__checkbox {
  margin-right: 8px;
  width: 18px;
  height: 18px;
  accent-color: var(--primary-color);
}

.page-login__checkbox-label {
  color: #555555;
}

.page-login__forgot-password {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
}

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

.page-login__register-link {
  text-align: center;
  margin-top: 25px;
  font-size: 16px;
  color: #555555;
}

.page-login__register-link a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: bold;
}

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

/* Why Choose Section */
.page-login__dark-section {
  background-color: var(--dark-section-bg);
  color: var(--light-bg-color);
}

.page-login__dark-section h2, .page-login__dark-section h3 {
  color: var(--light-bg-color);
}

.page-login__dark-section .page-login__section-description, .page-login__dark-section p {
  color: rgba(255, 255, 255, 0.9);
}

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

.page-login__feature-item {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-login__feature-item:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.page-login__feature-item img {
  width: 100%;
  height: auto;
  max-width: 200px; /* Small icon size forbidden, this is a content image */
  border-radius: 8px;
  margin-bottom: 20px;
  object-fit: cover;
}

/* Security Info Section */
.page-login__security-info {
  background-color: var(--light-bg-color);
}

.page-login__security-tips {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.page-login__security-tip-item {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.page-login__security-tip-item img {
  width: 100%;
  height: auto;
   /* Small icon size forbidden, this is a content image */
  border-radius: 8px;
  margin-bottom: 20px;
  object-fit: cover;
}

.page-login__security-tip-item h3 {
  color: var(--text-color);
}

/* New Member CTA Section */
.page-login__new-member-cta {
  background-color: #f0f8ff; /* A lighter shade of blue, not primary */
  padding: 80px 20px;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.page-login__new-member-cta h2 {
  color: var(--primary-color);
}

.page-login__new-member-cta .page-login__section-description {
  margin-bottom: 40px;
}

/* FAQ Section */
.page-login__faq-section {
  background-color: var(--light-bg-color);
}

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

details.page-login__faq-item {
  margin-bottom: 15px;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  overflow: hidden;
  background: var(--light-bg-color);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

details.page-login__faq-item summary.page-login__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
  font-size: 17px;
  font-weight: 600;
  color: var(--text-color);
}

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;
  line-height: 1.5;
  text-align: left;
}

.page-login__faq-toggle {
  font-size: 26px;
  font-weight: bold;
  color: var(--primary-color);
  flex-shrink: 0;
  margin-left: 15px;
  width: 30px;
  text-align: center;
}

details.page-login__faq-item .page-login__faq-answer {
  padding: 0 25px 20px;
  background: #fdfdfd;
  border-top: 1px solid var(--border-color);
  border-radius: 0 0 10px 10px;
}

details.page-login__faq-item .page-login__faq-answer p {
  margin-bottom: 0;
  color: #555555;
}

/* Responsive Design */
@media (max-width: 768px) {
  .page-login__section {
    padding: 40px 15px;
  }

  .page-login h1 {
    font-size: 2.2rem;
  }

  .page-login h2 {
    font-size: 1.8rem;
  }

  .page-login h3 {
    font-size: 1.2rem;
  }

  .page-login p {
    font-size: 15px;
  }

  .page-login__hero-section {
    padding-top: 10px !important;
    padding-bottom: 40px;
  }

  .page-login__hero-image img {
    border-radius: 8px;
  }

  .page-login__hero-content h1 {
    font-size: 2.5rem;
  }

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

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

  .page-login__cta-button, .page-login__btn-primary, .page-login__btn-secondary {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    font-size: 16px;
  }

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

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

  .page-login__features-grid,
  .page-login__security-tips {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .page-login__feature-item img,
  .page-login__security-tip-item img {
    
  }

  details.page-login__faq-item summary.page-login__faq-question {
    padding: 15px 20px;
    font-size: 16px;
  }

  .page-login__faq-toggle {
    font-size: 22px;
    width: 25px;
  }

  details.page-login__faq-item .page-login__faq-answer {
    padding: 0 20px 15px;
  }

  .page-login img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  
  .page-login__section,
  .page-login__card,
  .page-login__container,
  .page-login__hero-section,
  .page-login__form-section,
  .page-login__why-choose,
  .page-login__security-info,
  .page-login__new-member-cta,
  .page-login__faq-section {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
}

/* Color Contrast Fixes */
.page-login__dark-section {
  background: var(--dark-section-bg);
  color: var(--light-bg-color); /* Forced white text */
}

.page-login__dark-section h2, .page-login__dark-section h3 {
  color: var(--light-bg-color);
}

.page-login__dark-section .page-login__section-description, .page-login__dark-section p {
  color: rgba(255, 255, 255, 0.9);
}

.page-login__btn-primary {
  background: var(--primary-color);
  color: var(--light-bg-color); /* Button text always white */
  border: 2px solid transparent;
}

.page-login__btn-secondary {
  background: var(--light-bg-color);
  color: var(--primary-color); /* Use brand color ensuring contrast */
  border: 2px solid var(--primary-color);
}

.page-login__submit-button {
  background: var(--secondary-color);
  color: var(--light-bg-color);
}