/* style/support.css */
/* body đã padding-top: var(--header-offset) */
:root {
  --page-support-background: #08160F;
  --page-support-card-bg: #11271B;
  --page-support-text-main: #F2FFF6;
  --page-support-text-secondary: #A7D9B8;
  --page-support-button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  --page-support-border: #2E7A4E;
  --page-support-glow: #57E38D;
  --page-support-gold: #F2C14E;
  --page-support-divider: #1E3A2A;
  --page-support-deep-green: #0A4B2C;
}

.page-support {
  background-color: var(--page-support-background);
  color: var(--page-support-text-main);
  font-family: Arial, sans-serif;
  line-height: 1.6;
  padding-top: 10px; /* Small top padding, body handles header offset */
}

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

.page-support__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 40px 0;
  text-align: center;
  background-color: var(--page-support-card-bg);
  overflow: hidden;
}

.page-support__hero-image-wrapper {
  width: 100%;
  max-height: 600px;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 20px;
}

.page-support__hero-image {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
  max-width: 1200px; /* Adjust based on typical hero image display width */
  border-radius: 10px;
}

.page-support__hero-content {
  max-width: 800px;
  padding: 0 20px;
}

.page-support__hero-title {
  font-size: clamp(2em, 4vw, 3.2em); /* Using clamp for responsive H1 */
  font-weight: 700;
  color: var(--page-support-text-main);
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-support__hero-description {
  font-size: 1.1em;
  color: var(--page-support-text-secondary);
  margin-bottom: 30px;
}

.page-support__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 15px;
  margin-top: 30px;
}

.page-support__cta-buttons--center {
  margin-top: 40px;
}

.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;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

.page-support__btn-primary {
  background: var(--page-support-button-gradient);
  color: var(--page-support-text-main);
  border: none;
}

.page-support__btn-primary:hover {
  filter: brightness(1.1);
  box-shadow: 0 0 15px var(--page-support-glow);
}

.page-support__btn-secondary {
  background-color: transparent;
  color: var(--page-support-glow);
  border: 2px solid var(--page-support-glow);
}

.page-support__btn-secondary:hover {
  background-color: var(--page-support-glow);
  color: var(--page-support-background);
}

.page-support__btn-center {
  display: block;
  margin-left: auto;
  margin-right: auto;
  width: fit-content;
}

.page-support__section-title {
  font-size: 2.5em;
  color: var(--page-support-gold);
  text-align: center;
  margin-bottom: 20px;
  font-weight: 700;
}

.page-support__section-description {
  font-size: 1.1em;
  color: var(--page-support-text-secondary);
  text-align: center;
  margin-bottom: 40px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-support__channels-section,
.page-support__faq-section,
.page-support__guide-section,
.page-support__commitment-section,
.page-support__contact-cta {
  padding: 60px 0;
  border-bottom: 1px solid var(--page-support-divider);
}

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

.page-support__channel-card {
  background-color: var(--page-support-card-bg);
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--page-support-border);
}

.page-support__channel-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3), 0 0 20px var(--page-support-glow);
}

.page-support__channel-icon {
  width: 150px;
  height: 150px;
  object-fit: contain;
  margin-bottom: 20px;
  border-radius: 8px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-support__channel-title {
  font-size: 1.8em;
  color: var(--page-support-text-main);
  margin-bottom: 15px;
  font-weight: 600;
}

.page-support__channel-text {
  color: var(--page-support-text-secondary);
  margin-bottom: 25px;
  font-size: 1em;
}

.page-support__channel-button {
  display: inline-block;
  padding: 12px 25px;
  background: var(--page-support-button-gradient);
  color: var(--page-support-text-main);
  border-radius: 6px;
  text-decoration: none;
  font-weight: 600;
  transition: background 0.3s ease, transform 0.2s ease;
}

.page-support__channel-button:hover {
  filter: brightness(1.1);
  transform: translateY(-2px);
}

.page-support__faq-list {
  max-width: 900px;
  margin: 0 auto 40px auto;
}

.page-support__faq-item {
  background-color: var(--page-support-card-bg);
  border: 1px solid var(--page-support-border);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
}

.page-support__faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 20px 25px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.2em;
  font-weight: 600;
  color: var(--page-support-text-main);
  background-color: var(--page-support-deep-green);
  transition: background-color 0.3s ease;
}

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

.page-support__faq-item summary:hover {
  background-color: #1a4a2e; /* Slightly lighter deep green on hover */
}

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

.page-support__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  width: 25px;
  text-align: center;
  color: var(--page-support-glow);
}

.page-support__faq-item[open] .page-support__faq-toggle {
  content: '−';
}

.page-support__faq-answer {
  padding: 20px 25px;
  color: var(--page-support-text-secondary);
  font-size: 1em;
  border-top: 1px solid var(--page-support-border);
}

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

.page-support__faq-answer p:last-child {
  margin-bottom: 0;
}

.page-support__link-more {
  color: var(--page-support-glow);
  text-decoration: underline;
  font-weight: 500;
  transition: color 0.3s ease;
}

.page-support__link-more:hover {
  color: var(--page-support-gold);
}

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

.page-support__guide-card {
  background-color: var(--page-support-card-bg);
  border-radius: 12px;
  padding: 25px;
  text-align: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--page-support-border);
  display: flex;
  flex-direction: column;
}

.page-support__guide-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3), 0 0 20px var(--page-support-glow);
}

.page-support__guide-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
  display: block;
}

.page-support__guide-card-title {
  font-size: 1.5em;
  color: var(--page-support-text-main);
  margin-bottom: 10px;
  font-weight: 600;
}

.page-support__guide-card-text {
  color: var(--page-support-text-secondary);
  font-size: 0.95em;
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-support__guide-card-button {
  display: inline-block;
  padding: 10px 20px;
  background: var(--page-support-button-gradient);
  color: var(--page-support-text-main);
  border-radius: 6px;
  text-decoration: none;
  font-weight: 600;
  transition: background 0.3s ease, transform 0.2s ease;
  margin-top: auto;
}

.page-support__guide-card-button:hover {
  filter: brightness(1.1);
  transform: translateY(-2px);
}

.page-support__commitment-list {
  list-style: none;
  padding: 0;
  max-width: 800px;
  margin: 0 auto 30px auto;
  color: var(--page-support-text-secondary);
}

.page-support__commitment-list li {
  background-color: var(--page-support-deep-green);
  padding: 15px 20px;
  margin-bottom: 10px;
  border-radius: 8px;
  border-left: 5px solid var(--page-support-glow);
  font-size: 1.1em;
}

.page-support__commitment-list li strong {
  color: var(--page-support-text-main);
}

.page-support__commitment-text {
  color: var(--page-support-text-secondary);
  font-size: 1.1em;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-support__hero-title {
    font-size: clamp(2em, 5vw, 2.8em);
  }
  .page-support__section-title {
    font-size: 2em;
  }
}

@media (max-width: 768px) {
  .page-support {
    font-size: 16px;
    line-height: 1.6;
    padding-top: 10px !important;
  }
  
  .page-support__container {
    padding-left: 15px;
    padding-right: 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-support__hero-section {
    padding: 30px 0;
  }

  .page-support__hero-image-wrapper {
    max-height: 400px;
  }

  .page-support__hero-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-support__hero-title {
    font-size: clamp(1.8em, 7vw, 2.5em);
  }

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

  .page-support__cta-buttons {
    flex-direction: column;
    gap: 10px;
  }
  
  .page-support__cta-buttons, 
  .page-support__cta-buttons--center {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-wrap: wrap !important;
  }

  .page-support__btn-primary,
  .page-support__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 20px;
    font-size: 1em;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

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

  .page-support__section-description {
    font-size: 0.95em;
  }

  .page-support__channels-section,
  .page-support__faq-section,
  .page-support__guide-section,
  .page-support__commitment-section,
  .page-support__contact-cta {
    padding: 40px 0;
  }

  .page-support__channels-grid,
  .page-support__guide-grid {
    grid-template-columns: 1fr;
  }

  .page-support__channel-icon,
  .page-support__guide-image {
    width: 100% !important;
    max-width: 100% !important;
    height: auto !important;
    min-width: 200px !important; /* Ensure min size */
    min-height: 200px !important; /* Ensure min size */
  }

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

  .page-support__faq-answer {
    padding: 15px 20px;
    font-size: 0.95em;
  }

  .page-support img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
    min-width: 200px !important; /* Global image min-size for content images */
    min-height: 200px !important;
  }

  .page-support__section, 
  .page-support__card, 
  .page-support__container, 
  .page-support__hero-image-wrapper,
  .page-support__channels-section,
  .page-support__faq-section,
  .page-support__guide-section,
  .page-support__commitment-section,
  .page-support__contact-cta {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow-x: hidden;
  }
}

/* Global content image size enforcement for non-header/footer images */
.page-support img:not(.shared-header img):not(.shared-footer img) {
  min-width: 200px;
  min-height: 200px;
}

/* Ensure contrast for specific elements */
.page-support h1, .page-support h2, .page-support h3, .page-support h4, .page-support h5, .page-support h6 {
  color: var(--page-support-text-main); /* Ensure headings are readable */
}

.page-support p, .page-support li {
  color: var(--page-support-text-secondary); /* Ensure paragraph text is readable */
}

.page-support__channel-card, .page-support__guide-card {
  background-color: var(--page-support-card-bg);
}

.page-support__faq-item {
  background-color: var(--page-support-card-bg);
}

.page-support__faq-item summary {
  background-color: var(--page-support-deep-green);
}

.page-support__commitment-list li {
  background-color: var(--page-support-deep-green);
}