/* style/support.css */
/* body đã padding-top: var(--header-offset)；trang này không được viết lại biến đó */

.page-support {
  background-color: var(--bg, #08160F); /* Default to background color if --bg not set */
  color: var(--text-main, #F2FFF6); /* Default to Text Main if --text-main not set */
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

.page-support__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column; /* Ensure image is above content */
  align-items: center;
  padding: 10px 0 60px 0; /* Small top padding, more bottom padding */
  text-align: center;
  overflow: hidden; /* Prevent content overflow */
}

.page-support__hero-image-wrapper {
  width: 100%;
  max-width: 1920px; /* Max width for hero image */
  margin-bottom: 30px; /* Space between image and content */
}

.page-support__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  min-height: 200px; /* Minimum image size */
}

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

.page-support__main-title {
  font-size: clamp(2rem, 5vw, 3.2rem); /* Responsive font size */
  font-weight: bold;
  color: var(--text-main, #F2FFF6);
  margin-bottom: 15px;
  line-height: 1.2;
}

.page-support__hero-description {
  font-size: 1.1rem;
  color: var(--text-secondary, #A7D9B8);
  margin-bottom: 30px;
}

.page-support__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 20px;
}

.page-support__cta-button {
  padding: 12px 25px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s ease;
  max-width: 100%; /* Responsive button */
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

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

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

.page-support__btn-secondary {
  background: transparent;
  color: var(--gold, #F2C14E);
  border: 2px solid var(--gold, #F2C14E);
}

.page-support__btn-secondary:hover {
  background: var(--gold, #F2C14E);
  color: var(--deep-green, #0A4B2C);
}

.page-support__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
  box-sizing: border-box;
}

.page-support__section-title {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  color: var(--text-main, #F2FFF6);
  text-align: center;
  margin-bottom: 30px;
  font-weight: bold;
}

.page-support__subsection-title {
  font-size: clamp(1.4rem, 3vw, 2rem);
  color: var(--text-main, #F2FFF6);
  margin-top: 40px;
  margin-bottom: 20px;
  font-weight: bold;
}

.page-support__text-block {
  font-size: 1rem;
  color: var(--text-secondary, #A7D9B8);
  margin-bottom: 20px;
  text-align: justify;
}

.page-support__list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.page-support__list-item {
  color: var(--text-secondary, #A7D9B8);
  margin-bottom: 10px;
  padding-left: 25px;
  position: relative;
}

.page-support__list-item::before {
  content: '✓';
  color: var(--primary-color, #11A84E);
  position: absolute;
  left: 0;
  font-weight: bold;
}

.page-support__topic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-support__topic-card,
.page-support__contact-card,
.page-support__commitment-item {
  background-color: var(--card-bg, #11271B);
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%; /* Ensure cards are same height */
  box-sizing: border-box;
  border: 1px solid var(--border, #2E7A4E);
}

.page-support__topic-image {
  width: 100%;
  max-width: 400px; /* Ensure images don't stretch too wide in cards */
  height: auto;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
  min-height: 200px; /* Minimum image size */
}

.page-support__card-title {
  font-size: 1.5rem;
  color: var(--text-main, #F2FFF6);
  margin-bottom: 15px;
  font-weight: bold;
}

.page-support__card-list {
  text-align: left;
  flex-grow: 1; /* Push button to bottom */
  margin-bottom: 20px;
}

.page-support__card-button {
  margin-top: auto; /* Push button to the bottom */
}

/* FAQ Section */
.page-support__faq-list {
  margin-top: 30px;
}

.page-support__faq-item {
  background-color: var(--card-bg, #11271B);
  border-radius: 10px;
  margin-bottom: 15px;
  border: 1px solid var(--border, #2E7A4E);
  overflow: hidden; /* For max-height transition if JS is used without details */
}

.page-support__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  cursor: pointer;
  color: var(--text-main, #F2FFF6);
  font-weight: bold;
  font-size: 1.1rem;
  background-color: rgba(0, 0, 0, 0.2); /* Slightly darker for question header */
  transition: background-color 0.3s ease;
}

.page-support__faq-question:hover {
  background-color: rgba(0, 0, 0, 0.3);
}

.page-support__faq-item[open] .page-support__faq-question {
  background-color: rgba(0, 0, 0, 0.3);
}

.page-support__faq-toggle {
  font-size: 1.5rem;
  line-height: 1;
  width: 20px;
  text-align: center;
  color: var(--primary-color, #11A84E);
  transition: transform 0.3s ease;
}

.page-support__faq-item[open] .page-support__faq-toggle {
  transform: rotate(45deg); /* Rotate + to X */
}

.page-support__faq-answer {
  padding: 0 20px 20px 20px;
  color: var(--text-secondary, #A7D9B8);
  font-size: 1rem;
  max-height: 0; /* Default for JS controlled content */
  overflow: hidden;
  transition: max-height 0.3s ease-out, padding 0.3s ease-out;
}

.page-support__faq-item[open] .page-support__faq-answer {
  max-height: 500px; /* Sufficient height for most answers, adjust if needed */
  padding-top: 15px;
}

/* For details tag, hide default marker */
.page-support__faq-item summary {
    list-style: none; /* Hide default marker in Firefox */
}
.page-support__faq-item summary::-webkit-details-marker {
    display: none; /* Hide default marker in Chrome/Safari */
}


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

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

.page-support__contact-info {
  color: var(--text-main, #F2FFF6);
  font-size: 1.1rem;
  margin-top: 15px;
  word-break: break-all;
}

.page-support__social-media {
  text-align: center;
  margin-top: 30px;
}

.page-support__social-list {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 20px;
}

.page-support__social-item a {
  color: var(--gold, #F2C14E);
  font-size: 1.1rem;
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-support__social-item a:hover {
  color: var(--primary-color, #11A84E);
}

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

.page-support__commitment-item {
  padding: 30px;
  text-align: left;
}

.page-support__commitment-item p {
  color: var(--text-secondary, #A7D9B8);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .page-support__hero-section {
    padding: 10px 0 40px 0;
  }

  .page-support__main-title {
    font-size: clamp(1.8rem, 6vw, 2.5rem);
  }

  .page-support__hero-description {
    font-size: 1rem;
  }

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

  .page-support__cta-button {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 15px;
    box-sizing: border-box !important;
  }

  .page-support__container {
    padding: 30px 15px;
  }

  .page-support__section-title {
    font-size: clamp(1.6rem, 5vw, 2.2rem);
    margin-bottom: 25px;
  }

  .page-support__subsection-title {
    font-size: clamp(1.2rem, 4vw, 1.8rem);
    margin-top: 30px;
    margin-bottom: 15px;
  }

  .page-support__text-block,
  .page-support__list-item,
  .page-support__contact-info,
  .page-support__social-item a {
    font-size: 0.95rem;
  }

  .page-support__topic-grid,
  .page-support__contact-methods,
  .page-support__commitment-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-support__topic-card,
  .page-support__contact-card,
  .page-support__commitment-item {
    padding: 20px;
  }

  .page-support__topic-image {
    max-width: 100%;
  }

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

  .page-support__faq-answer {
    padding: 0 15px 15px 15px;
  }

  /* Force responsive image and container styles */
  .page-support img {
    max-width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-support__hero-section,
  .page-support__introduction-section,
  .page-support__topics-section,
  .page-support__faq-section,
  .page-support__contact-section,
  .page-support__commitment-section,
  .page-support__container,
  .page-support__topic-grid,
  .page-support__topic-card,
  .page-support__contact-methods,
  .page-support__contact-card,
  .page-support__commitment-grid,
  .page-support__commitment-item,
  .page-support__cta-buttons,
  .page-support__social-media {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-support__hero-section {
    padding-left: 0 !important;
    padding-right: 0 !important;
  }
  .page-support__hero-image-wrapper {
    padding-left: 0 !important;
    padding-right: 0 !important;
  }
  .page-support__hero-content-wrapper {
    padding-left: 15px !important;
    padding-right: 15px !important;
  }
  .page-support__cta-buttons {
    flex-wrap: wrap !important;
    gap: 10px;
  }
  .page-support__social-list {
    flex-wrap: wrap;
  }
  .page-support__video-section {
    padding-top: 10px !important; /* body đã承担 --header-offset，此处禁止 var(--header-offset) */
  }
}

/* Ensure color contrast for elements not explicitly defined */
.page-support a {
  color: var(--gold, #F2C14E); /* Default link color */
  text-decoration: underline;
}

.page-support a:hover {
  color: var(--primary-color, #11A84E);
}

.page-support strong {
  color: var(--text-main, #F2FFF6);
}

/* Divider style */
.page-support__divider {
  border-top: 1px solid var(--divider, #1E3A2A);
  margin: 40px auto;
  max-width: 800px;
}