/* style/support.css */
.page-support {
  background-color: #08160F; /* Nền tối theo yêu cầu */
  color: #F2FFF6; /* Text Main */
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

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

/* Hero Section */
.page-support__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-top: 10px; /* Small top padding, body handles header offset */
  padding-bottom: 60px;
  overflow: hidden; /* Ensure image doesn't overflow */
}

.page-support__hero-image-wrapper {
  width: 100%;
  max-height: 600px; /* Limit height for hero image */
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 30px;
}

.page-support__hero-image {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}

.page-support__hero-content {
  max-width: 900px;
  padding: 0 20px;
  z-index: 1; /* Ensure content is above image if there's any overlap possibility */
}

.page-support__main-title {
  font-size: clamp(2em, 5vw, 3.5em); /* Responsive font size for H1 */
  font-weight: 700;
  color: #F2C14E; /* Gold */
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-support__description {
  font-size: 1.1em;
  color: #A7D9B8; /* Text Secondary */
  margin-bottom: 40px;
}

/* CTA Buttons */
.page-support__cta-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: center;
}

.page-support__btn-primary,
.page-support__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  transition: all 0.3s ease;
  white-space: nowrap; /* Prevent text wrapping for desktop */
  box-sizing: border-box;
  max-width: 100%; /* For mobile responsiveness */
}

.page-support__btn-primary {
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  color: #ffffff;
  border: none;
}

.page-support__btn-primary:hover {
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
  box-shadow: 0 0 15px rgba(87, 227, 141, 0.6); /* Glow */
}

.page-support__btn-secondary {
  background: transparent;
  color: #F2FFF6; /* Text Main */
  border: 2px solid #2E7A4E; /* Border */
}

.page-support__btn-secondary:hover {
  background-color: #2E7A4E; /* Border color */
  color: #ffffff;
}

.page-support__btn-small {
  padding: 10px 20px;
  font-size: 0.9em;
}

/* General Section Styling */
.page-support__why-choose-us,
.page-support__contact-channels,
.page-support__faq-section,
.page-support__security-privacy,
.page-support__tips-section,
.page-support__conclusion-cta {
  padding: 60px 0;
}

.page-support__dark-section {
  background-color: #11271B; /* Card BG */
  color: #F2FFF6; /* Text Main */
}

.page-support__section-title {
  font-size: clamp(1.8em, 4vw, 2.8em);
  font-weight: 700;
  color: #F2C14E; /* Gold */
  text-align: center;
  margin-bottom: 40px;
}

.page-support__text-block {
  font-size: 1em;
  color: #A7D9B8; /* Text Secondary */
  margin-bottom: 20px;
  text-align: justify;
}

.page-support__text-block a {
  color: #2AD16F; /* A lighter green for links */
  text-decoration: underline;
}

.page-support__text-block a:hover {
  color: #57E38D; /* Glow */
}

.page-support__content-image {
  display: block;
  width: 100%;
  height: auto;
  margin: 40px auto;
  border-radius: 10px;
  object-fit: cover;
}

/* Contact Channels */
.page-support__channel-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
  margin-bottom: 40px;
}

.page-support__channel-card {
  background-color: #11271B; /* Card BG */
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  height: 100%; /* Ensure cards have equal height */
  color: #F2FFF6; /* Text Main */
}

.page-support__channel-icon {
  width: 80px;
  height: 80px;
  margin-bottom: 20px;
  object-fit: contain;
}

.page-support__channel-title {
  font-size: 1.5em;
  font-weight: 600;
  color: #F2C14E; /* Gold */
  margin-bottom: 15px;
}

.page-support__channel-description {
  font-size: 0.95em;
  color: #A7D9B8; /* Text Secondary */
  margin-bottom: 20px;
  flex-grow: 1; /* Push button to bottom */
}

.page-support__email-address,
.page-support__phone-number {
  font-size: 1.1em;
  font-weight: 600;
  color: #2AD16F; /* Lighter green */
  margin-top: 10px;
  margin-bottom: 20px;
}

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

.page-support__social-link {
  color: #2AD16F; /* Lighter green */
  text-decoration: none;
  font-weight: 600;
}

.page-support__social-link:hover {
  text-decoration: underline;
  color: #57E38D; /* Glow */
}

/* FAQ Section */
.page-support__faq-list {
  margin-top: 40px;
}

.page-support__faq-item {
  background-color: #11271B; /* Card BG */
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  color: #F2FFF6; /* Text Main */
}

.page-support__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  font-size: 1.15em;
  font-weight: 600;
  cursor: pointer;
  background-color: #1E3A2A; /* Divider */
  color: #F2C14E; /* Gold */
  user-select: none;
}

.page-support__faq-question:hover {
  background-color: #2E7A4E; /* Border */
}

.page-support__faq-qtext {
  flex-grow: 1;
}

.page-support__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  margin-left: 15px;
}

.page-support__faq-answer {
  padding: 0 20px 20px;
  font-size: 1em;
  color: #A7D9B8; /* Text Secondary */
}

.page-support__faq-answer p {
  margin-bottom: 10px;
}

.page-support__faq-answer a {
  color: #2AD16F; /* Lighter green */
  text-decoration: underline;
}

.page-support__faq-answer a:hover {
  color: #57E38D; /* Glow */
}

/* For <details> tag, hide default marker */
.page-support__faq-item summary {
  list-style: none;
}

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

/* Tips Section */
.page-support__tips-list {
  list-style: none;
  padding-left: 0;
  margin-top: 30px;
}

.page-support__tips-list li {
  background-color: #11271B; /* Card BG */
  margin-bottom: 15px;
  padding: 20px;
  border-radius: 8px;
  font-size: 1em;
  color: #A7D9B8; /* Text Secondary */
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
  display: flex;
  align-items: flex-start;
}

.page-support__tips-list li::before {
  content: "✓";
  color: #57E38D; /* Glow */
  font-weight: bold;
  margin-right: 15px;
  font-size: 1.2em;
  line-height: 1;
}

.page-support__tips-list li strong {
  color: #F2FFF6; /* Text Main */
}

/* Conclusion CTA */
.page-support__conclusion-cta {
  text-align: center;
  padding-bottom: 80px;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-support__hero-image-wrapper {
    max-height: 500px;
  }
}

@media (max-width: 768px) {
  .page-support__hero-section {
    padding-bottom: 40px;
  }

  .page-support__main-title {
    font-size: clamp(1.8em, 8vw, 2.5em);
  }

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

  .page-support__cta-buttons {
    flex-direction: column;
    gap: 15px;
    padding: 0 15px;
  }

  .page-support__btn-primary,
  .page-support__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-support__why-choose-us,
  .page-support__contact-channels,
  .page-support__faq-section,
  .page-support__security-privacy,
  .page-support__tips-section,
  .page-support__conclusion-cta {
    padding: 40px 0;
  }

  .page-support__section-title {
    font-size: clamp(1.5em, 7vw, 2em);
    margin-bottom: 30px;
  }

  .page-support__text-block {
    font-size: 0.95em;
  }

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

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

  /* Mobile specific image/video/container rules */
  .page-support img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .page-support__hero-section .page-support__hero-image-wrapper,
  .page-support__section,
  .page-support__card,
  .page-support__container,
  .page-support__contact-channels,
  .page-support__faq-section,
  .page-support__security-privacy,
  .page-support__tips-section,
  .page-support__conclusion-cta {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px !important;
    padding-right: 15px !important;
  }
  
  .page-support__hero-section {
    padding-top: 10px !important;
  }

  /* FAQ toggle for details */
  .page-support__faq-item summary {
    padding: 15px;
    font-size: 1em;
  }
  .page-support__faq-toggle {
    font-size: 1.2em;
  }
  .page-support__faq-answer {
    padding: 0 15px 15px;
    font-size: 0.9em;
  }
}

@media (max-width: 480px) {
  .page-support__main-title {
    font-size: clamp(1.5em, 10vw, 2em);
  }
  .page-support__section-title {
    font-size: clamp(1.3em, 8vw, 1.8em);
  }
}