/* Styles for Library Page (Thư viện) - HVG Education */

.library-section {
  padding: 60px 0 80px 0;
  background-color: var(--body-bg);
}

/* Page Title & Search Bar Area */
.library-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 40px;
  flex-wrap: wrap;
  gap: 20px;
}

.library-title {
  font-family: var(--font-main);
  font-size: 32px;
  font-weight: 700;
  color: #292929;
  margin: 0;
}

/* Custom Search Container */
.library-search-container {
  position: relative;
  width: 100%;
  max-width: 422px;
  height: 52px;
}

.library-search-input {
  width: 100%;
  height: 100%;
  background-color: #f4f4f4;
  border: 1px solid transparent;
  border-radius: 20px;
  padding: 0 50px 0 20px;
  font-size: 14px;
  color: #262626;
  outline: none;
  transition: all 0.3s ease;
}

.library-search-input::placeholder {
  color: #585858;
  opacity: 1;
}

.library-search-input:focus {
  background-color: #ffffff;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(1, 52, 117, 0.1);
}

.library-search-icon {
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  color: #585858;
}

/* Document Grid Layout */
.library-grid {
  margin-bottom: 50px;
}

/* Document Card Styling */
.library-card {
  background-color: #fefefe;
  border-radius: 15px;
  box-shadow: 0px 1px 8px 0px rgba(7, 12, 47, 0.14);
  overflow: hidden;
  height: 436px;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1), box-shadow 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  border: 1px solid rgba(0, 0, 0, 0.03);
}

.library-card:hover {
  box-shadow: 0px 8px 24px 0px rgba(7, 12, 47, 0.18);
}

/* Cover Image Placeholder */
.library-card-img-wrapper {
  width: 100%;
  height: 227px;
  overflow: hidden;
  background-color: #e3effd;
  position: relative;
}

.library-card-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.5s ease;
}

/* Fallback cover content in case images aren't loaded */
.library-card-img-fallback {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #013475 0%, #005ed6 100%);
  color: #ffffff;
  font-weight: 600;
  font-size: 16px;
  text-align: center;
  padding: 20px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Card Body Section */
.library-card-body {
  padding: 24px 20px 20px 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.library-card-title {
  font-family: var(--font-main);
  font-size: 18px;
  font-weight: 600;
  color: var(--primary-color);
  line-height: 24px;
  margin-bottom: 12px;
  display: -webkit-box;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 48px;
  text-decoration: none;
  transition: color 0.2s ease;
}

.library-card-title:hover {
  color: var(--secondary-color);
}

.library-card-desc {
  font-family: var(--font-main);
  font-size: 14px;
  font-weight: 400;
  color: #4e4e4e;
  line-height: 22px;
  margin-bottom: auto; /* Pushes the footer to the bottom */
  display: -webkit-box;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 66px;
}

/* Card Footer Layout */
.library-card-footer {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  margin-top: 15px;
  border-top: 1px solid #f0f0f0;
  padding-top: 12px;
}

.library-card-date-container {
  display: flex;
  align-items: center;
  gap: 6px;
  color: #262626;
  font-size: 14px;
  font-weight: 400;
}

.library-card-date-icon {
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Pagination Container & Elements */
.library-pagination-nav {
  display: flex;
  justify-content: center;
  margin-top: 40px;
}

.library-pagination {
  display: flex;
  list-style: none;
  padding: 0;
  margin: 0;
  gap: 8px;
  align-items: center;
}

.library-page-item {
  display: inline-block;
}

.library-page-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background-color: #ffffff;
  border: 1px solid #dfe3e8;
  border-radius: 4px;
  color: rgba(38, 38, 38, 0.6);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.2s ease;
  cursor: pointer;
}

.library-page-link:hover {
  background-color: #f5f5f5;
  border-color: #c4cdd5;
  color: rgba(38, 38, 38, 0.8);
}

.library-page-item.active .library-page-link {
  background-color: #ffffff;
  border: 1.5px solid #007bc1;
  color: #007bc1;
}

.library-page-item.disabled .library-page-link {
  opacity: 0.5;
  pointer-events: none;
  cursor: not-allowed;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .library-section {
    padding: 30px 0;
  }

  .library-header-row {
    flex-direction: column;
    align-items: flex-start;
  }
  .library-search-container {
    max-width: 100%;
  }
  .library-title {
    font-size: 28px;
  }
}