/* style/support.css */
.page-support {
  background-color: #08160F; /* Nền chính */
  color: #F2FFF6; /* Màu chữ chính */
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

.page-support a {
  color: #22C768; /* Màu liên kết */
  text-decoration: none;
}

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

.page-support__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  padding-top: 10px; /* body đã có padding-top từ header */
  overflow: hidden;
}

.page-support__hero-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -1;
  opacity: 0.3; /* Làm mờ hình ảnh để chữ dễ đọc */
}

.page-support__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
  padding: 20px;
  background-color: rgba(17, 39, 27, 0.7); /* Nền tối nhẹ để chữ nổi bật */
  border-radius: 10px;
}

.page-support__main-title {
  color: #F2C14E; /* Màu vàng Gold cho tiêu đề chính */
  font-size: clamp(2em, 5vw, 3.5em);
  margin-bottom: 20px;
  line-height: 1.2;
  font-weight: bold;
}

.page-support__hero-description {
  font-size: 1.2em;
  color: #F2FFF6;
  margin-bottom: 30px;
}

.page-support__cta-button {
  display: inline-block;
  padding: 15px 30px;
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  color: #F2FFF6;
  font-size: 1.1em;
  font-weight: bold;
  border-radius: 8px;
  transition: background-color 0.3s ease;
  text-decoration: none;
  border: none;
  cursor: pointer;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

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

.page-support__cta-button--small {
  padding: 10px 20px;
  font-size: 1em;
}

.page-support__cta-button--large {
  padding: 18px 35px;
  font-size: 1.2em;
}

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

.page-support__introduction-section,
.page-support__channels-section,
.page-support__common-issues-section,
.page-support__commitment-section,
.page-support__tips-section,
.page-support__conclusion-section {
  padding: 60px 0;
  background-color: #08160F;
}

.page-support__section-title {
  color: #F2C14E; /* Màu vàng Gold cho tiêu đề phụ */
  font-size: 2.5em;
  text-align: center;
  margin-bottom: 40px;
  font-weight: bold;
}

.page-support__text-block {
  font-size: 1.1em;
  color: #F2FFF6;
  margin-bottom: 20px;
}

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

.page-support__channel-card {
  background-color: #11271B; /* Màu nền Card B G */
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  border: 1px solid #2E7A4E; /* Màu border */
}

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

.page-support__channel-title {
  color: #F2C14E;
  font-size: 1.8em;
  margin-bottom: 15px;
}

.page-support__channel-description {
  color: #A7D9B8; /* Màu chữ phụ */
  font-size: 1em;
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-support__email-address {
  color: #22C768;
  font-weight: bold;
  margin-top: 10px;
}

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

.page-support__faq-item {
  background-color: #11271B; /* Màu nền Card B G */
  border: 1px solid #2E7A4E; /* Màu border */
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
}

.page-support__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  cursor: pointer;
  color: #F2FFF6;
  font-size: 1.1em;
  font-weight: bold;
  transition: background-color 0.3s ease;
}

.page-support__faq-question:hover {
  background-color: #1E3A2A;
}

.page-support__faq-toggle {
  font-size: 1.5em;
  font-weight: bold;
  color: #2AD16F;
  margin-left: 10px;
}

.page-support__faq-item[open] > .page-support__faq-question .page-support__faq-toggle {
  content: "−";
}

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

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

.page-support__faq-item summary {
  list-style: none;
}

.page-support__commitment-list,
.page-support__tips-list {
  list-style: none;
  padding-left: 0;
  margin-top: 30px;
}

.page-support__commitment-list li,
.page-support__tips-list li {
  background-color: #11271B;
  border: 1px solid #2E7A4E;
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 15px;
  color: #F2FFF6;
  font-size: 1.1em;
  display: flex;
  align-items: flex-start;
}

.page-support__commitment-list li::before,
.page-support__tips-list li::before {
  content: '✔';
  color: #2AD16F;
  font-weight: bold;
  margin-right: 15px;
  font-size: 1.2em;
  flex-shrink: 0;
}

/* Mobile responsiveness */
@media (max-width: 768px) {
  .page-support__hero-section {
    padding: 40px 15px;
    padding-top: 10px !important;
  }

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

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

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

  .page-support__cta-button {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-support__container {
    padding: 20px 15px;
  }

  .page-support__section-title {
    font-size: 2em;
    margin-bottom: 30px;
  }

  .page-support__text-block {
    font-size: 1em;
  }

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

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

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

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

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

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

  .page-support__commitment-list li,
  .page-support__tips-list li {
    font-size: 1em;
    padding: 15px;
  }

  /* Responsive image rules */
  .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,
  .page-support__channel-grid,
  .page-support__channel-card {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important; /* Ensure no horizontal scroll */
  }

  .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: 15px;
    padding-right: 15px;
    flex-wrap: wrap !important;
    gap: 10px;
  }

  .page-support__cta-buttons {
    display: flex;
    flex-direction: column;
  }

  .page-support__video-section {
    padding-top: 10px !important;
  }
}

/* Global image sizing for content area to prevent small icons */
.page-support img {
  min-width: 200px;
  min-height: 200px;
}

.page-support__hero-image {
  min-width: unset; /* Hero image can be larger than 200px and handled by object-fit */
  min-height: unset;
}

.page-support__channel-image {
  min-width: 200px;
  min-height: 200px;
}