/* style/support.css */
.page-support {
  background-color: #08160F; /* Nền chính của trang */
  color: #F2FFF6; /* Màu chữ chính trên nền tối */
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

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

.page-support__section-title {
  font-size: 2.5em;
  font-weight: bold;
  color: #F2FFF6;
  text-align: center;
  margin-bottom: 30px;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.page-support__text-block {
  font-size: 1.1em;
  text-align: center;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  color: #A7D9B8;
}

.page-support__card {
  background-color: #11271B; /* Màu nền card */
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  color: #F2FFF6;
  border: 1px solid #2E7A4E; /* Màu viền card */
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-support__card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.page-support__cta-button {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%); /* Màu nút */
  color: #F2FFF6; /* Màu chữ nút */
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: background 0.3s ease, transform 0.2s ease;
  border: none;
  cursor: pointer;
  text-align: center;
}

.page-support__cta-button:hover {
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
  transform: translateY(-2px);
}

.page-support__btn-primary {
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  color: #F2FFF6;
}

.page-support__btn-secondary {
  background-color: transparent;
  border: 2px solid #2AD16F;
  color: #2AD16F;
}

.page-support__btn-secondary:hover {
  background-color: #2AD16F;
  color: #08160F;
}

/* Hero Section */
.page-support__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;
  overflow: hidden;
}

.page-support__hero-image-wrapper {
  width: 100%;
  max-height: 500px;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 40px; /* Space between image and content */
}

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

.page-support__hero-content {
  max-width: 900px;
  padding: 0 20px;
}

.page-support__main-title {
  font-size: clamp(2em, 4vw, 3.5em); /* Flexible font size for H1 */
  font-weight: 800;
  color: #F2FFF6;
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-support__description {
  font-size: 1.2em;
  color: #A7D9B8;
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* Why Choose Us Section */
.page-support__why-choose-us {
  padding: 80px 0;
}

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

.page-support__feature-card {
  text-align: center;
}

.page-support__feature-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
}

.page-support__feature-title {
  font-size: 1.8em;
  color: #F2FFF6;
  margin-bottom: 15px;
}

.page-support__feature-text {
  font-size: 1em;
  color: #A7D9B8;
}

/* Main Topics Section */
.page-support__main-topics {
  padding: 80px 0;
}

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

.page-support__topic-card {
  display: flex;
  flex-direction: column;
}

.page-support__topic-title {
  font-size: 1.6em;
  color: #57E38D; /* Glow color for titles */
  margin-bottom: 20px;
}

.page-support__topic-list {
  list-style: none;
  padding: 0;
  margin: 0 0 20px 0;
  flex-grow: 1;
}

.page-support__topic-list li {
  margin-bottom: 10px;
  color: #A7D9B8;
  font-size: 1em;
}

.page-support__topic-list li a {
  color: #F2FFF6;
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-support__topic-list li a:hover {
  color: #57E38D;
  text-decoration: underline;
}

.page-support__link-more {
  color: #2AD16F;
  text-decoration: none;
  font-weight: bold;
  display: inline-flex;
  align-items: center;
  margin-top: auto; /* Push to bottom */
  transition: color 0.3s ease;
}

.page-support__link-more:hover {
  color: #57E38D;
}

.page-support__arrow {
  margin-left: 8px;
  transition: transform 0.3s ease;
}

.page-support__link-more:hover .page-support__arrow {
  transform: translateX(5px);
}

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

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

.page-support__faq-item {
  margin-bottom: 20px;
  overflow: hidden;
}

.page-support__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  padding: 18px 25px;
  font-size: 1.2em;
  font-weight: bold;
  color: #F2FFF6;
  background-color: #11271B;
  border-radius: 12px;
  list-style: none; /* For details/summary native styling */
}

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

.page-support__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  transition: transform 0.3s ease;
  color: #57E38D;
}

.page-support__faq-item[open] .page-support__faq-toggle {
  transform: rotate(45deg);
}

.page-support__faq-answer {
  padding: 20px 25px;
  background-color: #0A4B2C; /* Deep Green for answer background */
  border-bottom-left-radius: 12px;
  border-bottom-right-radius: 12px;
  color: #A7D9B8;
  font-size: 1em;
  line-height: 1.7;
}

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

.page-support__faq-answer a {
  color: #2AD16F;
  text-decoration: none;
}

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

/* Contact CTA Section */
.page-support__contact-cta {
  padding: 80px 0;
}

.page-support__contact-card {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 40px;
  background-color: #11271B;
  padding: 50px;
  border-radius: 15px;
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.4);
}

.page-support__contact-image {
  width: 50%;
  height: auto;
  object-fit: cover;
  border-radius: 10px;
}

.page-support__contact-content {
  width: 50%;
  text-align: left;
}

.page-support__contact-content .page-support__section-title {
  text-align: left;
  margin-bottom: 20px;
  font-size: 2em;
}

.page-support__contact-content .page-support__text-block {
  text-align: left;
  margin-left: 0;
  margin-right: 0;
  margin-bottom: 30px;
}

.page-support__button-group {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

/* Policies Section */
.page-support__policies-section {
  padding: 80px 0;
}

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

.page-support__policy-card {
  display: block;
  text-decoration: none;
  text-align: center;
  padding: 30px;
}

.page-support__policy-title {
  font-size: 1.6em;
  color: #F2FFF6;
  margin-bottom: 15px;
}

.page-support__policy-text {
  color: #A7D9B8;
  font-size: 1em;
}

/* Tips Section */
.page-support__tips-section {
  padding: 80px 0;
}

.page-support__tips-list {
  list-style: none;
  padding: 0;
  max-width: 900px;
  margin: 0 auto;
}

.page-support__tips-list li {
  background-color: #11271B;
  border: 1px solid #2E7A4E;
  border-radius: 10px;
  padding: 20px 25px;
  margin-bottom: 15px;
  color: #F2FFF6;
  font-size: 1.1em;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.page-support__tips-list li strong {
  color: #57E38D;
}

/* Conclusion Section */
.page-support__conclusion-section {
  padding: 80px 0 100px 0;
  text-align: center;
}

.page-support__conclusion-section .page-support__cta-button {
  margin-top: 40px;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-support__hero-image-wrapper {
    max-height: 400px;
  }

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

  .page-support__contact-card {
    flex-direction: column;
    text-align: center;
    padding: 40px;
  }

  .page-support__contact-image,
  .page-support__contact-content {
    width: 100%;
    text-align: center;
  }

  .page-support__contact-content .page-support__section-title {
    text-align: center;
  }

  .page-support__contact-content .page-support__text-block {
    text-align: center;
  }

  .page-support__button-group {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .page-support {
    font-size: 16px;
    line-height: 1.6;
  }

  .page-support__container {
    padding: 0 15px;
  }

  .page-support__hero-section {
    padding-bottom: 40px;
  }

  .page-support__hero-image-wrapper {
    max-height: 300px;
    margin-bottom: 20px;
  }

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

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

  .page-support__why-choose-us,
  .page-support__main-topics,
  .page-support__faq-section,
  .page-support__contact-cta,
  .page-support__policies-section,
  .page-support__tips-section,
  .page-support__conclusion-section {
    padding: 40px 0;
  }

  .page-support__features-grid,
  .page-support__topics-grid,
  .page-support__policies-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-support__feature-image {
    height: 200px;
  }

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

  .page-support__topic-title {
    font-size: 1.4em;
  }

  .page-support__faq-question {
    font-size: 1.1em;
    padding: 15px 20px;
  }

  .page-support__faq-answer {
    padding: 15px 20px;
  }

  .page-support__contact-card {
    padding: 30px;
  }

  .page-support__contact-content .page-support__section-title {
    font-size: 1.8em;
  }

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

  .page-support__cta-button,
  .page-support__btn-primary,
  .page-support__btn-secondary,
  .page-support a[class*="button"],
  .page-support 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;
  }

  .page-support__cta-buttons,
  .page-support__button-group,
  .page-support__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 0;
    padding-right: 0;
    flex-wrap: wrap !important;
    gap: 15px;
  }

  .page-support img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-support__section,
  .page-support__card,
  .page-support__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-support__hero-section {
    padding-top: 10px !important; /* body đã xử lý --header-offset */
  }
}