/* style/contact.css */
/* body đã có padding-top: var(--header-offset) từ shared.css, không thêm vào đây để tránh double padding. */

:root {
  --page-contact-primary-color: #11A84E;
  --page-contact-secondary-color: #22C768;
  --page-contact-bg-color: #08160F;
  --page-contact-card-bg-color: #11271B;
  --page-contact-text-main: #F2FFF6;
  --page-contact-text-secondary: #A7D9B8;
  --page-contact-border-color: #2E7A4E;
  --page-contact-divider-color: #1E3A2A;
  --page-contact-btn-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
}

.page-contact {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--page-contact-text-main); /* Default text color for the page */
  background-color: var(--page-contact-bg-color); /* Page background color */
}

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

.page-contact__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-top: 10px; /* Small top padding, body handles header offset */
  padding-bottom: 60px;
  background-color: var(--page-contact-bg-color);
}

.page-contact__hero-image-wrapper {
  width: 100%;
  max-height: 500px;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-contact__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  filter: brightness(0.7); /* Slightly darken image for text readability */
}

.page-contact__hero-content {
  position: relative; /* Ensure content is above the image visually if not absolutely positioned */
  z-index: 2;
  margin-top: 30px; /* Space below the image */
  max-width: 800px;
  padding: 0 20px;
}

.page-contact__main-title {
  font-weight: bold;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--page-contact-text-main);
  margin-bottom: 20px;
  /* clamp for responsive font size, but no fixed large sizes */
  font-size: clamp(2.2rem, 5vw, 3.5rem);
}

.page-contact__subtitle {
  font-size: 1.1rem;
  color: var(--page-contact-text-secondary);
  margin-bottom: 30px;
}

.page-contact__btn-primary,
.page-contact__btn-secondary {
  display: inline-block;
  padding: 14px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s ease;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  max-width: 100%;
}

.page-contact__btn-primary {
  background: var(--page-contact-btn-gradient);
  color: #ffffff; /* White text for contrast on dark gradient */
  border: none;
}

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

.page-contact__btn-secondary {
  background: none;
  color: var(--page-contact-primary-color); /* Brand primary color */
  border: 2px solid var(--page-contact-primary-color);
  margin-left: 15px;
}

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

.page-contact__section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  color: var(--page-contact-text-main);
  text-align: center;
  margin-bottom: 20px;
}

.page-contact__section-description {
  font-size: 1rem;
  color: var(--page-contact-text-secondary);
  text-align: center;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-contact__channels-section {
  padding: 60px 0;
  background-color: var(--page-contact-bg-color);
}

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

.page-contact__channel-card {
  background-color: var(--page-contact-card-bg-color);
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  align-items: center;
  color: var(--page-contact-text-main);
  border: 1px solid var(--page-contact-border-color);
}

.page-contact__channel-icon {
  width: 100%;
  max-width: 150px; /* Ensure icon is not too small, min 200x200 is for content images */
  height: auto;
  margin-bottom: 20px;
  border-radius: 8px;
}

.page-contact__card-title {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--page-contact-text-main);
  margin-bottom: 15px;
}

.page-contact__card-text {
  font-size: 0.95rem;
  color: var(--page-contact-text-secondary);
  margin-bottom: 25px;
  flex-grow: 1;
}

.page-contact__faq-section {
  padding: 60px 0;
  background-color: var(--page-contact-bg-color);
}

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

.page-contact__faq-item {
  background-color: var(--page-contact-card-bg-color);
  border-radius: 12px;
  margin-bottom: 15px;
  overflow: hidden;
  border: 1px solid var(--page-contact-border-color);
}

.page-contact__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  cursor: pointer;
  font-size: 1.15rem;
  font-weight: bold;
  color: var(--page-contact-text-main);
  background-color: var(--page-contact-card-bg-color);
  border-bottom: 1px solid var(--page-contact-divider-color);
  list-style: none; /* For details/summary */
}

.page-contact__faq-question::-webkit-details-marker {
  display: none;
}

.page-contact__faq-qtext {
  flex-grow: 1;
  text-align: left;
}

.page-contact__faq-toggle {
  font-size: 1.5rem;
  margin-left: 15px;
  color: var(--page-contact-secondary-color);
}

.page-contact__faq-item[open] .page-contact__faq-question {
  border-bottom: 1px solid var(--page-contact-divider-color);
}

.page-contact__faq-answer {
  padding: 0 25px 20px;
  font-size: 1rem;
  color: var(--page-contact-text-secondary);
}

.page-contact__faq-answer p {
  margin: 0;
}

.page-contact__why-contact-section {
  padding: 60px 0;
  background-color: var(--page-contact-bg-color);
}

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

.page-contact__feature-card {
  background-color: var(--page-contact-card-bg-color);
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  color: var(--page-contact-text-main);
  border: 1px solid var(--page-contact-border-color);
}

.page-contact__feature-icon {
  width: 100%;
  max-width: 250px;
  height: auto;
  margin-bottom: 20px;
  border-radius: 8px;
}

.page-contact__cta-section {
  padding: 80px 0;
  text-align: center;
  background: var(--page-contact-btn-gradient); /* Use gradient for CTA section */
  color: #ffffff; /* White text for contrast */
}

.page-contact__cta-section .page-contact__section-title,
.page-contact__cta-section .page-contact__section-description {
  color: #ffffff;
}

.page-contact__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
  flex-wrap: wrap; /* Allow buttons to wrap on smaller screens */
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
  .page-contact__container,
  .page-contact__hero-content,
  .page-contact__channels-section .page-contact__container,
  .page-contact__faq-section .page-contact__container,
  .page-contact__why-contact-section .page-contact__container,
  .page-contact__cta-section .page-contact__container {
    padding-left: 15px !important;
    padding-right: 15px !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    overflow-x: hidden !important; /* Prevent horizontal scroll */
  }

  .page-contact__hero-section {
    padding-bottom: 40px;
    padding-top: 10px !important; /* body handles header offset */
  }

  .page-contact__main-title {
    font-size: clamp(2rem, 8vw, 2.5rem);
  }

  .page-contact__subtitle {
    font-size: 1rem;
  }

  .page-contact__btn-primary,
  .page-contact__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    margin-left: 0 !important;
    margin-bottom: 15px;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-contact__cta-buttons {
    flex-direction: column !important;
    gap: 15px !important;
  }

  .page-contact__channels-grid,
  .page-contact__features-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-contact__section-title {
    font-size: clamp(1.5rem, 6vw, 2rem);
  }

  .page-contact__section-description {
    font-size: 0.95rem;
  }

  .page-contact__card-title {
    font-size: 1.3rem;
  }

  .page-contact__card-text {
    font-size: 0.9rem;
  }

  .page-contact__faq-question {
    font-size: 1rem;
    padding: 15px 20px;
  }

  .page-contact__faq-answer {
    padding: 0 20px 15px;
    font-size: 0.9rem;
  }

  /* Force images to be responsive and not overflow */
  .page-contact img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
    box-sizing: border-box !important;
  }

  .page-contact__hero-image {
    height: 250px;
    object-fit: cover;
  }
}