/* style/support.css */

/* Biến màu */
:root {
  --page-support-bg-color: #08160F;
  --page-support-card-bg: #11271B;
  --page-support-text-main: #F2FFF6;
  --page-support-text-secondary: #A7D9B8;
  --page-support-border-color: #2E7A4E;
  --page-support-glow-color: #57E38D;
  --page-support-gold-color: #F2C14E;
  --page-support-divider-color: #1E3A2A;
  --page-support-deep-green: #0A4B2C;
  --page-support-button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
}

.page-support {
  background-color: var(--page-support-bg-color);
  color: var(--page-support-text-main);
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

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

.page-support__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-top: 10px; /* Nhỏ hơn so với --header-offset */
  padding-bottom: 60px;
  overflow: hidden;
}

.page-support__hero-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  opacity: 0.2; /* Làm mờ ảnh nền */
}

.page-support__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin-top: 50px;
  padding: 20px;
  background-color: rgba(0, 0, 0, 0.5); /* Nền tối để chữ nổi bật */
  border-radius: 10px;
}

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

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

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

.page-support__section-text {
  color: var(--page-support-text-secondary);
  font-size: 1em;
  text-align: center;
  margin-bottom: 40px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-support__intro-section,
.page-support__channels-section,
.page-support__faq-section,
.page-support__resources-section,
.page-support__commitment-section {
  padding: 60px 0;
}

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

.page-support__channel-card,
.page-support__resource-card {
  background-color: var(--page-support-card-bg);
  border: 1px solid var(--page-support-border-color);
  border-radius: 10px;
  padding: 25px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-support__channel-card:hover,
.page-support__resource-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.page-support__channel-icon,
.page-support__resource-image {
  width: 100%;
  height: auto;
  max-height: 200px; /* Giới hạn chiều cao cho icon/ảnh */
  object-fit: contain;
  margin-bottom: 20px;
  border-radius: 8px;
}

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

.page-support__channel-title,
.page-support__resource-title {
  color: var(--page-support-text-main);
  font-size: 1.4em;
  margin-bottom: 15px;
  font-weight: bold;
}

.page-support__resource-title a {
  color: var(--page-support-text-main);
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-support__resource-title a:hover {
  color: var(--page-support-gold-color);
}

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

.page-support__cta-button,
.page-support__channel-button {
  display: inline-block;
  background: var(--page-support-button-gradient);
  color: var(--page-support-text-main);
  padding: 12px 25px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: background 0.3s ease, transform 0.3s ease;
  border: none;
  cursor: pointer;
  white-space: normal;
  word-wrap: break-word;
  max-width: 100%;
  box-sizing: border-box;
}

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

.page-support__channel-button--disabled {
  background: #555;
  cursor: not-allowed;
  opacity: 0.7;
}

.page-support__faq-list {
  margin-top: 40px;
}

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

.page-support__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  color: var(--page-support-text-main);
  font-weight: bold;
  cursor: pointer;
  font-size: 1.1em;
  list-style: none; /* Dành cho details/summary */
}

.page-support__faq-question::-webkit-details-marker {
  display: none; /* Ẩn marker mặc định của summary */
}

.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 25px 18px;
  color: var(--page-support-text-secondary);
  font-size: 0.95em;
  border-top: 1px solid var(--page-support-divider-color);
}

.page-support__faq-item[open] .page-support__faq-answer {
  padding-top: 18px;
}

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

/* Responsive styles */
@media (max-width: 768px) {
  .page-support__container {
    padding: 0 15px;
  }

  .page-support__hero-content {
    margin-top: 30px;
    padding: 15px;
  }

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

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

  .page-support__section-title {
    font-size: clamp(1.6em, 6vw, 2em);
  }

  .page-support__section-text {
    font-size: 0.9em;
  }

  .page-support__intro-section,
  .page-support__channels-section,
  .page-support__faq-section,
  .page-support__resources-section,
  .page-support__commitment-section {
    padding: 40px 0;
  }

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

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

  .page-support__channel-title,
  .page-support__resource-title {
    font-size: 1.2em;
  }

  .page-support__faq-question {
    padding: 15px 20px;
    font-size: 1em;
  }

  .page-support__faq-answer {
    padding: 0 20px 15px;
  }

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

  /* Force responsive containers */
  .page-support__hero-section,
  .page-support__intro-section .page-support__container,
  .page-support__channels-section .page-support__container,
  .page-support__faq-section .page-support__container,
  .page-support__resources-section .page-support__container,
  .page-support__commitment-section .page-support__container,
  .page-support__channel-card,
  .page-support__resource-card,
  .page-support__faq-item,
  .page-support__cta-button,
  .page-support__channel-button {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  
  /* Ensure buttons are responsive */
  .page-support__cta-button,
  .page-support__channel-button {
    width: auto !important; /* Allow content to dictate width if shorter than 100% */
    display: block;
    margin-left: auto;
    margin-right: auto;
  }
  
  .page-support__hero-content {
    width: 100% !important;
  }
}