/* style/support.css */
/* body đã padding-top: var(--header-offset) từ shared.css, không cần thêm ở đây */

:root {
  --primary-color: #26A9E0;
  --secondary-color: #FFFFFF;
  --text-dark: #333333;
  --text-light: #ffffff;
  --background-light: #ffffff;
  --background-dark: #26A9E0;
  --button-login-bg: #EA7C07;
}

.page-support {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-dark); /* Mặc định chữ tối cho nền sáng */
  background-color: var(--background-light); /* Mặc định nền sáng */
}

.page-support__dark-bg {
  background-color: var(--background-dark);
  color: var(--text-light);
}

.page-support__light-bg {
  background-color: var(--background-light);
  color: var(--text-dark);
}

.page-support__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px 0 60px 0; /* Chỉ 10px top padding, body đã có header offset */
  text-align: center;
  overflow: hidden;
}

.page-support__hero-image-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  overflow: hidden;
}

.page-support__hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: brightness(0.5); /* Làm tối ảnh nền để chữ nổi bật */
}

.page-support__hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  padding: 20px;
  margin: 0 auto;
  color: var(--text-light);
}

.page-support__main-title {
  font-weight: bold;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  color: var(--text-light);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.page-support__hero-description {
  font-size: 1.1em;
  margin-bottom: 30px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  color: var(--text-light);
}

.page-support__cta-buttons {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap; /* Cho phép xuống dòng trên mobile */
  width: 100%;
  max-width: 400px; /* Giới hạn chiều rộng nhóm nút */
  margin: 0 auto;
}

.page-support__btn-primary,
.page-support__btn-secondary {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  text-align: center;
  max-width: 100%; /* Đảm bảo nút không tràn */
  box-sizing: border-box;
  white-space: normal; /* Cho phép văn bản xuống dòng */
  word-wrap: break-word;
}

.page-support__btn-primary {
  background-color: var(--button-login-bg); /* Màu cam cho nút chính */
  color: var(--text-light);
  border: 2px solid var(--button-login-bg);
}

.page-support__btn-primary:hover {
  background-color: #e06c00;
  border-color: #e06c00;
}

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

.page-support__btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.2);
  border-color: var(--text-light);
}

.page-support__content-area {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 20px;
  background-color: var(--background-light);
  color: var(--text-dark);
}

.page-support__section-title {
  font-size: 2.2em;
  color: var(--primary-color);
  margin-bottom: 30px;
  text-align: center;
  font-weight: bold;
}

.page-support__guide-section {
  margin-bottom: 40px;
  padding: 20px;
  background-color: #f9f9f9;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.page-support__guide-subtitle {
  font-size: 1.6em;
  color: var(--primary-color);
  margin-top: 25px;
  margin-bottom: 15px;
  font-weight: bold;
}

.page-support__text-block {
  margin-bottom: 15px;
  font-size: 1.05em;
}

.page-support__highlight {
  color: var(--primary-color);
  font-weight: bold;
}

.page-support__image-inline {
  width: 100%;
  max-width: 800px;
  height: auto;
  border-radius: 8px;
  margin: 20px auto;
  display: block;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
  min-width: 200px; /* Đảm bảo kích thước tối thiểu */
  min-height: 200px;
}

.page-support__ordered-list,
.page-support__unordered-list {
  list-style-position: inside;
  margin-left: 20px;
  margin-bottom: 20px;
}

.page-support__ordered-list li,
.page-support__unordered-list li {
  margin-bottom: 8px;
  font-size: 1.05em;
}

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

.page-support__faq-item {
  background-color: var(--background-light);
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.page-support__faq-item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-weight: bold;
  font-size: 1.1em;
  cursor: pointer;
  color: var(--primary-color);
  background-color: #f0f8ff;
  outline: none;
  list-style: none; /* Ẩn marker mặc định của summary */
}

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

.page-support__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

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

.page-support__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  margin-left: 15px;
  transition: transform 0.3s ease;
}

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

.page-support__faq-answer {
  padding: 0 25px 20px 25px;
  font-size: 1em;
  color: var(--text-dark);
}

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

.page-support__btn-small {
  font-size: 0.9em;
  padding: 8px 18px;
  margin-right: 10px;
  margin-top: 10px;
}

/* Responsive styles */
@media (max-width: 1024px) {
  .page-support__main-title {
    font-size: 2.5em;
  }
  .page-support__section-title {
    font-size: 2em;
  }
}

@media (max-width: 768px) {
  .page-support__hero-section {
    padding: 10px 15px 40px 15px;
  }
  .page-support__hero-content {
    padding: 15px;
  }
  .page-support__main-title {
    font-size: 2em;
    line-height: 1.3;
  }
  .page-support__hero-description {
    font-size: 1em;
  }
  .page-support__cta-buttons {
    flex-direction: column; /* Nút xếp dọc trên mobile */
    gap: 10px;
    padding: 0 15px; /* Thêm padding để nút không sát mép */
  }
  .page-support__btn-primary,
  .page-support__btn-secondary {
    width: 100% !important; /* Buộc nút chiếm toàn bộ chiều rộng */
    max-width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px !important;
    padding-right: 15px !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-support__content-area {
    padding: 30px 15px;
  }
  .page-support__section-title {
    font-size: 1.8em;
    margin-bottom: 20px;
  }
  .page-support__guide-subtitle {
    font-size: 1.4em;
  }
  .page-support__text-block,
  .page-support__ordered-list li,
  .page-support__unordered-list li,
  .page-support__faq-answer p {
    font-size: 0.95em;
  }
  .page-support__image-inline {
    min-width: 200px !important;
    width: 100% !important;
    max-width: 100% !important;
    height: auto !important;
  }
  .page-support__faq-item summary {
    padding: 15px 20px;
    font-size: 1em;
  }
  .page-support__faq-answer {
    padding: 0 20px 15px 20px;
  }
  .page-support img { /* Áp dụng cho tất cả ảnh trong main content */
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  .page-support__section,
  .page-support__card,
  .page-support__container,
  .page-support__guide-section {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-support__btn-container,
  .page-support__button-group {
    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__btn-small {
    margin-right: 0;
    width: 100%;
  }
}