/* style/contact.css */

/* Biến CSS */
:root {
  --page-contact-primary-color: #0A2E5B;
  --page-contact-secondary-color: #FFD700;
  --page-contact-text-dark: #333333;
  --page-contact-text-light: #ffffff;
  --page-contact-background-light: #f8f8f8;
  --page-contact-card-background: #ffffff;
  --page-contact-border-color: #e0e0e0;
  --page-contact-hover-color: #072242; /* Slightly darker primary for hover */
  --page-contact-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

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

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

/* Hero Section */
.page-contact__hero {
  background-color: var(--page-contact-primary-color);
  color: var(--page-contact-text-light);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-contact__hero-title {
  font-size: 3.2em;
  margin-bottom: 20px;
  color: var(--page-contact-secondary-color);
  font-weight: bold;
}

.page-contact__hero-description {
  font-size: 1.2em;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

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

/* Buttons */
.page-contact__btn {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: background-color 0.3s ease, transform 0.2s ease;
  cursor: pointer;
  text-align: center;
}

.page-contact__btn--primary {
  background-color: var(--page-contact-secondary-color);
  color: var(--page-contact-primary-color);
  border: 2px solid var(--page-contact-secondary-color);
}

.page-contact__btn--primary:hover {
  background-color: #e6c200; /* Slightly darker gold */
  transform: translateY(-2px);
}

.page-contact__btn--secondary {
  background-color: transparent;
  color: var(--page-contact-secondary-color);
  border: 2px solid var(--page-contact-secondary-color);
}

.page-contact__btn--secondary:hover {
  background-color: var(--page-contact-secondary-color);
  color: var(--page-contact-primary-color);
  transform: translateY(-2px);
}

.page-contact__btn--submit {
  background-color: var(--page-contact-primary-color);
  color: var(--page-contact-text-light);
  border: none;
  padding: 15px 30px;
  border-radius: 8px;
  font-size: 1.1em;
  font-weight: bold;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.page-contact__btn--submit:hover {
  background-color: var(--page-contact-hover-color);
}

/* Section Titles */
.page-contact__section-title {
  font-size: 2.5em;
  color: var(--page-contact-primary-color);
  text-align: center;
  margin-bottom: 50px;
  position: relative;
  padding-bottom: 15px;
}

.page-contact__section-title::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background-color: var(--page-contact-secondary-color);
  border-radius: 2px;
}

/* Contact Methods Section */
.page-contact__methods {
  background-color: var(--page-contact-background-light);
  padding: 80px 0;
}

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

.page-contact__method-card {
  background-color: var(--page-contact-card-background);
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: var(--page-contact-shadow);
  transition: transform 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-contact__method-card:hover {
  transform: translateY(-10px);
}

.page-contact__method-icon {
  width: 60px;
  height: 60px;
  margin-bottom: 20px;
  filter: drop-shadow(0 4px 8px rgba(0,0,0,0.1));
}

.page-contact__method-title {
  font-size: 1.8em;
  color: var(--page-contact-primary-color);
  margin-bottom: 15px;
}

.page-contact__method-text {
  font-size: 1em;
  color: var(--page-contact-text-dark);
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-contact__method-link {
  color: var(--page-contact-secondary-color);
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  border-bottom: 2px solid var(--page-contact-secondary-color);
  padding-bottom: 5px;
  transition: color 0.3s ease, border-color 0.3s ease;
}

.page-contact__method-link:hover {
  color: var(--page-contact-primary-color);
  border-color: var(--page-contact-primary-color);
}

.page-contact__social-links {
  display: flex;
  gap: 15px;
  margin-top: 10px;
}

.page-contact__social-icon-link img {
  width: 40px;
  height: 40px;
  transition: transform 0.3s ease;
}

.page-contact__social-icon-link img:hover {
  transform: scale(1.1);
}

/* Contact Form Section */
.page-contact__form-section {
  padding: 80px 0;
  background-color: var(--page-contact-card-background);
}

.page-contact__form-description {
  text-align: center;
  font-size: 1.1em;
  margin-bottom: 40px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  color: var(--page-contact-text-dark);
}

.page-contact__contact-form {
  max-width: 700px;
  margin: 0 auto;
  padding: 40px;
  background-color: var(--page-contact-background-light);
  border-radius: 12px;
  box-shadow: var(--page-contact-shadow);
}

.page-contact__form-group {
  margin-bottom: 25px;
}

.page-contact__form-label {
  display: block;
  font-weight: bold;
  margin-bottom: 10px;
  color: var(--page-contact-primary-color);
  font-size: 1.1em;
}

.page-contact__form-input,
.page-contact__form-textarea {
  width: calc(100% - 20px);
  padding: 12px 10px;
  border: 1px solid var(--page-contact-border-color);
  border-radius: 8px;
  font-size: 1em;
  color: var(--page-contact-text-dark);
  background-color: var(--page-contact-card-background);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.page-contact__form-input:focus,
.page-contact__form-textarea:focus {
  border-color: var(--page-contact-secondary-color);
  box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.2);
  outline: none;
}

.page-contact__form-textarea {
  resize: vertical;
  min-height: 120px;
}

/* FAQ Section */
.page-contact__faq {
  padding: 80px 0;
  background-color: var(--page-contact-background-light);
}

.page-contact__faq-item {
  background-color: var(--page-contact-card-background);
  border-radius: 12px;
  margin-bottom: 20px;
  padding: 25px;
  box-shadow: var(--page-contact-shadow);
}

.page-contact__faq-question {
  font-size: 1.5em;
  color: var(--page-contact-primary-color);
  margin-bottom: 10px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.page-contact__faq-question::after {
  content: '+';
  font-size: 1.2em;
  font-weight: bold;
  color: var(--page-contact-secondary-color);
  transition: transform 0.3s ease;
}

.page-contact__faq-question.active::after {
  content: '-';
  transform: rotate(180deg);
}

.page-contact__faq-answer {
  font-size: 1em;
  color: var(--page-contact-text-dark);
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease-out, padding 0.5s ease-out;
  padding: 0 10px;
}

.page-contact__faq-answer.active {
  max-height: 200px; /* Adjust based on expected content height */
  padding: 10px;
}

.page-contact__faq-answer a {
  color: var(--page-contact-secondary-color);
  text-decoration: none;
  font-weight: bold;
}

.page-contact__faq-answer a:hover {
  text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
  .page-contact__hero-title {
    font-size: 2.5em;
  }

  .page-contact__hero-description {
    font-size: 1em;
  }

  .page-contact__hero-cta-group {
    flex-direction: column;
    gap: 15px;
  }

  .page-contact__btn {
    width: 100%;
    padding: 12px 20px;
  }

  .page-contact__section-title {
    font-size: 2em;
    margin-bottom: 30px;
  }

  .page-contact__method-grid {
    grid-template-columns: 1fr;
  }

  .page-contact__contact-form {
    padding: 30px 20px;
  }

  .page-contact__form-input,
  .page-contact__form-textarea {
    width: calc(100% - 20px);
  }

  .page-contact__faq-question {
    font-size: 1.3em;
  }
}

@media (max-width: 480px) {
  .page-contact__hero {
    padding: 60px 0;
  }

  .page-contact__hero-title {
    font-size: 2em;
  }

  .page-contact__hero-description {
    font-size: 0.9em;
  }

  .page-contact__btn {
    font-size: 1em;
  }

  .page-contact__section-title {
    font-size: 1.8em;
  }

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

  .page-contact__method-title {
    font-size: 1.5em;
  }

  .page-contact__method-text {
    font-size: 0.9em;
  }

  .page-contact__form-label {
    font-size: 1em;
  }

  .page-contact__form-input,
  .page-contact__form-textarea {
    font-size: 0.9em;
  }

  .page-contact__faq-question {
    font-size: 1.1em;
  }
}