/* style/support.css */
/* body đã padding-top: var(--header-offset) từ shared.css; trang này không cần lặp lại */

:root {
  --page-support-primary-color: #11A84E;
  --page-support-secondary-color: #22C768;
  --page-support-text-main: #F2FFF6;
  --page-support-text-secondary: #A7D9B8;
  --page-support-bg-dark: #08160F;
  --page-support-card-bg: #11271B;
  --page-support-btn-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  --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 {
  background-color: var(--page-support-bg-dark);
  color: var(--page-support-text-main);
  font-family: Arial, sans-serif;
  line-height: 1.6;
  overflow-x: hidden; /* Ngăn chặn tràn ngang */
}

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

.page-support__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 10px; /* Chỉ một khoảng đệm nhỏ */
  padding-bottom: 60px;
  background-color: var(--page-support-bg-dark);
}

.page-support__hero-image-wrapper {
  width: 100%;
  max-width: 100%;
  overflow: hidden;
  box-sizing: border-box;
}

.page-support__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-support__hero-content {
  text-align: center;
  padding: 40px 20px;
  max-width: 800px;
  z-index: 1;
}

.page-support__main-title {
  color: var(--page-support-text-main);
  margin-bottom: 20px;
  font-weight: bold;
  line-height: 1.2;
}

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

.page-support__btn-primary,
.page-support__btn-secondary {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s ease;
  cursor: pointer;
  text-align: center;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal; /* Cho phép xuống dòng */
  word-wrap: break-word; /* Ngắt từ khi quá dài */
}

.page-support__btn-primary {
  background: var(--page-support-btn-gradient);
  color: var(--page-support-text-main);
  border: 2px solid transparent;
  margin: 0 10px 10px 0;
}

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

.page-support__btn-secondary {
  background: transparent;
  color: var(--page-support-primary-color);
  border: 2px solid var(--page-support-primary-color);
  margin: 0 0 10px 10px;
}

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

.page-support__section-title {
  color: var(--page-support-text-main);
  text-align: center;
  margin-bottom: 40px;
  font-size: 2.2em;
  font-weight: bold;
}

.page-support__search-section {
  padding: 60px 0;
  background-color: var(--page-support-card-bg);
  border-bottom: 1px solid var(--page-support-divider-color);
}

.page-support__search-box {
  display: flex;
  justify-content: center;
  gap: 10px;
  max-width: 600px;
  margin: 0 auto;
}

.page-support__search-input {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--page-support-border-color);
  border-radius: 8px;
  background-color: var(--page-support-bg-dark);
  color: var(--page-support-text-main);
  font-size: 1em;
}

.page-support__search-input::placeholder {
  color: var(--page-support-text-secondary);
}

.page-support__search-button {
  background: var(--page-support-btn-gradient);
  color: var(--page-support-text-main);
  border: none;
  padding: 12px 25px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: bold;
  transition: all 0.3s ease;
}

.page-support__search-button:hover {
  opacity: 0.9;
}

.page-support__categories-section {
  padding: 80px 0;
  background-color: var(--page-support-bg-dark);
}

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

.page-support__category-card {
  background-color: var(--page-support-card-bg);
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  text-decoration: none;
  color: var(--page-support-text-main);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-support__category-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-support__category-icon {
  width: 100%; /* Đảm bảo hình ảnh chiếm hết chiều rộng */
  max-width: 250px; /* Giới hạn kích thước tối đa */
  height: auto;
  margin-bottom: 20px;
  border-radius: 8px;
  object-fit: cover;
}

.page-support__category-title {
  color: var(--page-support-text-main);
  font-size: 1.4em;
  margin-bottom: 10px;
}

.page-support__category-desc {
  color: var(--page-support-text-secondary);
  font-size: 0.95em;
}

.page-support__faq-section {
  padding: 80px 0;
  background-color: var(--page-support-card-bg);
  border-top: 1px solid var(--page-support-divider-color);
}

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

.page-support__faq-item {
  background-color: var(--page-support-bg-dark);
  border: 1px solid var(--page-support-border-color);
  border-radius: 10px;
  margin-bottom: 15px;
  overflow: hidden;
}

.page-support__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  cursor: pointer;
  font-weight: bold;
  color: var(--page-support-text-main);
  font-size: 1.1em;
  transition: background-color 0.3s ease;
  list-style: none; /* Dành cho <summary> */
}

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

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

.page-support__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  margin-left: 15px;
  color: var(--page-support-primary-color);
}

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

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

.page-support__contact-section {
  padding: 80px 0;
  background-color: var(--page-support-bg-dark);
}

.page-support__text-block {
  text-align: center;
  color: var(--page-support-text-secondary);
  max-width: 800px;
  margin: 0 auto 40px;
  font-size: 1.05em;
}

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

.page-support__contact-card {
  background-color: var(--page-support-card-bg);
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-support__contact-icon {
  width: 100%; /* Đảm bảo hình ảnh chiếm hết chiều rộng */
  max-width: 200px; /* Giới hạn kích thước tối đa */
  height: auto;
  margin-bottom: 20px;
  border-radius: 8px;
  object-fit: cover;
}

.page-support__contact-title {
  color: var(--page-support-text-main);
  font-size: 1.3em;
  margin-bottom: 10px;
}

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

.page-support__security-section {
  padding: 80px 0;
  background-color: var(--page-support-card-bg);
  border-top: 1px solid var(--page-support-divider-color);
}

.page-support__security-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 40px;
  max-width: 1000px;
  margin: 0 auto;
}

.page-support__security-text {
  flex: 1;
  min-width: 300px;
  color: var(--page-support-text-secondary);
}

.page-support__security-text p {
  margin-bottom: 20px;
}

.page-support__security-image-wrapper {
  flex: 1;
  min-width: 300px;
  width: 100%;
  max-width: 100%;
  overflow: hidden;
  box-sizing: border-box;
}

.page-support__security-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 12px;
  object-fit: cover;
}

.page-support__cta-section {
  padding: 80px 0;
  text-align: center;
  background-color: var(--page-support-bg-dark);
}

.page-support__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
  flex-wrap: wrap; /* Cho phép xuống dòng trên di động */
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

/* Responsive styles */
@media (max-width: 1024px) {
  .page-support__categories-grid,
  .page-support__contact-options {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }
}

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

  .page-support__hero-section {
    padding-bottom: 40px;
  }

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

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

  .page-support__description {
    font-size: 1em;
  }

  .page-support__btn-primary,
  .page-support__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    margin: 0 0 15px 0 !important; /* Đảm bảo nút chiếm toàn bộ chiều rộng và có khoảng cách */
    padding-left: 15px;
    padding-right: 15px;
    box-sizing: border-box !important;
  }
  
  .page-support__cta-buttons {
    flex-direction: column !important; /* Xếp chồng các nút */
    gap: 15px !important;
    padding: 0 15px;
  }

  .page-support__section-title {
    font-size: 1.8em;
    margin-bottom: 30px;
  }

  .page-support__search-box {
    flex-direction: column;
  }

  .page-support__search-button {
    width: 100%;
  }

  .page-support__categories-grid,
  .page-support__contact-options {
    grid-template-columns: 1fr;
  }

  .page-support__security-content {
    flex-direction: column-reverse; /* Đảo ngược thứ tự để hình ảnh nằm trên văn bản */
  }

  .page-support__security-text,
  .page-support__security-image-wrapper {
    min-width: unset;
    width: 100%;
  }

  /* 强制图片响应式适配 */
  .page-support img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .page-support__hero-image-wrapper,
  .page-support__category-card,
  .page-support__contact-card,
  .page-support__security-image-wrapper,
  .page-support__section,
  .page-support__card,
  .page-support__container,
  .page-support__search-section,
  .page-support__categories-section,
  .page-support__faq-section,
  .page-support__contact-section,
  .page-support__security-section,
  .page-support__cta-section {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-support__hero-section,
  .page-support__search-section,
  .page-support__categories-section,
  .page-support__faq-section,
  .page-support__contact-section,
  .page-support__security-section,
  .page-support__cta-section {
    padding-left: 0 !important;
    padding-right: 0 !important;
  }
  
  /* 确保 .page-support__hero-content có padding */
  .page-support__hero-content {
    padding-left: 15px !important;
    padding-right: 15px !important;
  }

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

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

  .page-support__contact-desc {
    margin-bottom: 15px;
  }

  .page-support__security-text p {
    margin-bottom: 15px;
  }
  
  /* Điều chỉnh khoảng cách cho các section */
  .page-support__search-section,
  .page-support__categories-section,
  .page-support__faq-section,
  .page-support__contact-section,
  .page-support__security-section,
  .page-support__cta-section {
    padding-top: 40px;
    padding-bottom: 40px;
  }
}

@media (max-width: 480px) {
  .page-support__main-title {
    font-size: 1.5em;
  }

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

/* Contrast Fixes - Đảm bảo độ tương phản */
/* Body background là dark (#08160F), nên text mặc định là light (#F2FFF6) */
.page-support p, .page-support li, .page-support a {
  color: var(--page-support-text-secondary); /* Sử dụng màu phụ cho văn bản thông thường */
}

.page-support__main-title, .page-support__section-title, .page-support__category-title, .page-support__contact-title {
  color: var(--page-support-text-main); /* Tiêu đề chính dùng màu sáng */
}

.page-support__btn-primary {
  color: var(--page-support-text-main); /* Nút chính màu sáng */
}

.page-support__btn-secondary {
  color: var(--page-support-primary-color); /* Nút phụ màu xanh lá cây */
}

.page-support__btn-secondary:hover {
  color: var(--page-support-text-main); /* Hover thành màu sáng */
}