:root {
  --primary-color: #c00;
  --primary-hover: #a00;
  --secondary-color: #f9fafb;
  --text-color: #1f2937;
  --text-light: #6b7280;
  --border-color: #e5e7eb;
  --success-color: #10b981;
  --danger-color: #ef4444;
  --warning-color: #f59e0b;
  --box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --border-radius: 0.5rem;
  --transition: all 0.2s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  color: var(--text-color);
  line-height: 1.6;
  background-color: #f3f4f6;
  min-height: 100vh;
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--primary-hover);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.navbar {
  background-color: white;
  box-shadow: var(--box-shadow);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.navbar-brand {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
  display: flex;
  align-items: center;
}

.navbar-logo {
  height: 40px;
  width: auto;
}

.navbar-nav {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.nav-link {
  color: var(--text-color);
  font-weight: 500;
}

.nav-link:hover {
  color: var(--primary-color);
}

.btn > i {
  margin-top: 5px;
  margin-right: 4px;
}

.btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius);
  font-weight: 500;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

.btn-primary {
  background-color: var(--primary-color);
  color: white;
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  color: white;
}

.btn-outline {
  background-color: transparent;
  border: 1px solid var(--border-color);
}

.btn-outline:hover {
  background-color: var(--secondary-color);
}

.btn-danger {
  background-color: var(--danger-color);
  color: white;
}

.btn-danger:hover {
  background-color: #dc2626;
  color: white;
}

.btn-sm {
  padding: 0.25rem 0.75rem;
  font-size: 0.875rem;
}

.main-content {
  padding: 2rem 0;
}

.page-header {
  margin-bottom: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.page-title {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--text-color);
}

/* Search Bar Styles */
.search-container {
  position: relative;
  width: 300px;
}

.search-input-wrapper {
  position: relative;
  width: 100%;
}

.search-input {
  width: 100%;
  padding: 0.75rem 1rem 0.75rem 2.5rem;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  font-size: 1rem;
  transition: var(--transition);
  background-color: white;
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-light);
  font-size: 0.875rem;
  z-index: 1;
  pointer-events: none;
}

.search-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(204, 0, 0, 0.2);
}

.search-input:focus ~ .search-icon {
  color: var(--primary-color);
}

.search-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  max-height: 0;
  overflow: hidden;
  background-color: white;
  border-radius: 0 0 var(--border-radius) var(--border-radius);
  box-shadow: var(--box-shadow);
  z-index: 10;
  transition: max-height 0.3s ease;
}

.search-dropdown.active {
  max-height: 400px;
  border: 1px solid var(--border-color);
  border-top: none;
}

.search-results {
  padding: 0;
}

.search-result-item {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-color);
  cursor: pointer;
}

.search-result-item:last-child {
  border-bottom: none;
}

.search-result-item:hover {
  background-color: var(--secondary-color);
}

.search-result-title {
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.search-result-category {
  font-size: 0.75rem;
  color: var(--primary-color);
  margin-bottom: 0.25rem;
}

.search-result-preview {
  font-size: 0.875rem;
  color: var(--text-light);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.search-no-results {
  padding: 1rem;
  text-align: center;
  color: var(--text-light);
}

.highlight {
  background-color: rgba(255, 255, 0, 0.3);
  padding: 0 2px;
  border-radius: 2px;
}

/* Section Titles */
.section-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin: 2rem 0 1rem;
  color: var(--text-color);
}

/* Categories Container with Border */
.categories-container {
  border-radius: var(--border-radius);
  padding: 2rem;
  margin-bottom: 2rem;
  background-color: rgba(255, 255, 255, 0.5);
  box-shadow: var(--box-shadow);
}

/* Dataset container with red border */
.datasets-container {
  border: 2px solid var(--primary-color);
}

/* Network container with blue border */
.networks-container {
  border: 2px solid #0066cc;
}

/* Category create buttons container */
.category-create-buttons {
  display: flex;
  gap: 1rem;
}

/* Bento Box Layout for Categories and Datasets */
.bento-grid {
  column-count: 3;
  column-gap: 1.5rem;
}

/* Make each category take only the space it needs */
.category-box {
  display: inline-block;
  width: 100%;
  margin-bottom: 1.5rem;
  break-inside: avoid;
  page-break-inside: avoid;
}

.category-box {
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border-color);
}

.category-header {
  padding: 1rem;
  background-color: var(--secondary-color);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.category-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-color);
}

.category-header-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.category-icon {
  display: flex;
  align-items: center;
  justify-content: center;
}

.category-icon-img {
  max-width: 70px;
  max-height: 35px;
  object-fit: contain;
}

.category-content {
  padding: 1rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.dataset-box {
  background-color: rgba(255, 255, 255, 0.5);
  border-radius: var(--border-radius);
  padding: 1rem;
  transition: var(--transition);
  border: 1px solid var(--border-color);
  cursor: pointer;
  backdrop-filter: blur(2px);
}

.dataset-box:hover {
  background-color: rgba(255, 255, 255, 0.8);
  transform: translateY(-1px);
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.08);
  border-color: var(--primary-color);
}

/* Dataset colors based on parent category */
.category-color-0 .dataset-box {
  background-color: rgba(186, 230, 253, 0.7);  /* Sky blue - more saturated */
}

.category-color-0 .dataset-box:hover {
  background-color: rgba(186, 230, 253, 0.9);
}

.category-color-1 .dataset-box {
  background-color: rgba(254, 202, 202, 0.7);  /* Rose pink - more saturated */
}

.category-color-1 .dataset-box:hover {
  background-color: rgba(254, 202, 202, 0.9);
}

.category-color-2 .dataset-box {
  background-color: rgba(187, 247, 208, 0.7);  /* Mint green - more saturated */
}

.category-color-2 .dataset-box:hover {
  background-color: rgba(187, 247, 208, 0.9);
}

.category-color-3 .dataset-box {
  background-color: rgba(254, 240, 138, 0.7);  /* Lemon yellow - more saturated */
}

.category-color-3 .dataset-box:hover {
  background-color: rgba(254, 240, 138, 0.9);
}

.category-color-4 .dataset-box {
  background-color: rgba(216, 180, 254, 0.7);  /* Lavender - more saturated */
}

.category-color-4 .dataset-box:hover {
  background-color: rgba(216, 180, 254, 0.9);
}

.category-color-5 .dataset-box {
  background-color: rgba(253, 186, 116, 0.7);  /* Peach - more saturated */
}

.category-color-5 .dataset-box:hover {
  background-color: rgba(253, 186, 116, 0.9);
}

.category-color-6 .dataset-box {
  background-color: rgba(153, 246, 228, 0.7);  /* Teal - more saturated */
}

.category-color-6 .dataset-box:hover {
  background-color: rgba(153, 246, 228, 0.9);
}

.category-color-7 .dataset-box {
  background-color: rgba(251, 207, 232, 0.7);  /* Pink - more saturated */
}

.category-color-7 .dataset-box:hover {
  background-color: rgba(251, 207, 232, 0.9);
}

.category-color-8 .dataset-box {
  background-color: rgba(147, 197, 253, 0.7);  /* Blue - more distinct */
}

.category-color-8 .dataset-box:hover {
  background-color: rgba(147, 197, 253, 0.9);
}

.category-color-9 .dataset-box {
  background-color: rgba(180, 83, 9, 0.3);  /* Amber/Brown - more distinct */
}

.category-color-9 .dataset-box:hover {
  background-color: rgba(180, 83, 9, 0.5);
}

.category-color-10 .dataset-box {
  background-color: rgba(192, 132, 252, 0.5);  /* Purple - more distinct */
}

.category-color-10 .dataset-box:hover {
  background-color: rgba(192, 132, 252, 0.7);
}

.category-color-11 .dataset-box {
  background-color: rgba(190, 242, 100, 0.7);  /* Lime - more saturated */
}

.category-color-11 .dataset-box:hover {
  background-color: rgba(190, 242, 100, 0.9);
}

.dataset-title {
  font-size: 1rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--text-color);
}

.dataset-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-light);
}

.dataset-meta span {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.dataset-meta i {
  font-size: 0.75rem;
}

/* Product Tags */
.product-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.product-tag {
  display: inline-flex;
  align-items: center;
  background-color: var(--secondary-color);
  color: var(--text-color);
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  font-size: 0.8rem;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.product-tag:hover {
  background-color: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

.product-tag i {
  margin-right: 0.25rem;
  font-size: 0.75rem;
}

.product-link {
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition);
  position: relative;
  z-index: 3;
}

.product-link:hover {
  text-decoration: underline;
}

.product-meta {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  color: var(--primary-color);
}

.product-meta i {
  color: var(--primary-color);
}

.product-wrapper {
  display: inline;
}

.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

.empty-state-icon {
  font-size: 3rem;
  color: var(--text-light);
  margin-bottom: 1rem;
}

.empty-state-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.empty-state-text {
  color: var(--text-light);
  margin-bottom: 1.5rem;
}

/* Detail Pages */
.detail-header {
  background-color: white;
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  margin-bottom: 1.5rem;
  border-left: 5px solid transparent;
}

/* Dataset header with red accent */
.dataset-header {
  border-left-color: var(--primary-color);
}

/* Network header with blue accent */
.network-header {
  border-left-color: #0066cc;
}

/* Apply category colors to detail header */
.detail-header.category-color-0 {
  background-color: #bae6fd;  /* Sky blue */
}

.detail-header.category-color-1 {
  background-color: #fecaca;  /* Rose pink */
}

.detail-header.category-color-2 {
  background-color: #bbf7d0;  /* Mint green */
}

.detail-header.category-color-3 {
  background-color: #fef08a;  /* Lemon yellow */
}

.detail-header.category-color-4 {
  background-color: #d8b4fe;  /* Lavender */
}

.detail-header.category-color-5 {
  background-color: #fdba74;  /* Peach */
}

.detail-header.category-color-6 {
  background-color: #99f6e4;  /* Teal */
}

.detail-header.category-color-7 {
  background-color: #fbcfe8;  /* Pink */
}

.detail-header.category-color-8 {
  background-color: #93c5fd;  /* Blue */
}

.detail-header.category-color-9 {
  background-color: #fdba74;  /* Amber/Brown */
}

.detail-header.category-color-10 {
  background-color: #c084fc;  /* Purple */
}

.detail-header.category-color-11 {
  background-color: #bef264;  /* Lime */
}

.detail-title-container {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.detail-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.detail-meta {
  color: var(--text-light);
  margin-bottom: 1rem;
}

.detail-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
}

.detail-content {
  background-color: white;
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

.metadata-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.metadata-item {
  background-color: var(--secondary-color);
  padding: 1rem;
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
}

.metadata-label {
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.metadata-value {
  color: var(--text-light);
}

/* Forms */
.form-container {
  background-color: white;
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  max-width: 800px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.form-control {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  font-size: 1rem;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(204, 0, 0, 0.2);
}

.form-text {
  font-size: 0.875rem;
  color: var(--text-light);
  margin-top: 0.25rem;
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
  margin-top: 2rem;
}

/* Alerts */
.alert {
  padding: 1rem;
  border-radius: var(--border-radius);
  margin-bottom: 1.5rem;
}

.alert-success {
  background-color: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

.alert-danger {
  background-color: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

/* Login Page */
.login-container {
  max-width: 400px;
  margin: 5rem auto;
}

.login-header {
  text-align: center;
  margin-bottom: 2rem;
}

.login-logo {
  height: 80px;
  width: auto;
  margin-bottom: 1.5rem;
}

.login-title {
  font-size: 1.875rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--primary-color);
}

.login-subtitle {
  color: var(--text-light);
  margin-bottom: 1rem;
}

.login-btn {
  width: 100%;
  padding: 0.75rem;
  font-size: 1.125rem;
}

/* Category Colors */
.category-color-0 {
  background-color: #e0f2fe; /* Sky blue */
}

.category-color-0 .category-header {
  background-color: #bae6fd;
}

.category-color-1 {
  background-color: #fee2e2; /* Rose pink */
}

.category-color-1 .category-header {
  background-color: #fecaca;
}

.category-color-2 {
  background-color: #dcfce7; /* Mint green */
}

.category-color-2 .category-header {
  background-color: #bbf7d0;
}

.category-color-3 {
  background-color: #fef9c3; /* Lemon yellow */
}

.category-color-3 .category-header {
  background-color: #fef08a;
}

.category-color-4 {
  background-color: #ede9fe; /* Lavender */
}

.category-color-4 .category-header {
  background-color: #d8b4fe;
}

.category-color-5 {
  background-color: #ffedd5; /* Peach */
}

.category-color-5 .category-header {
  background-color: #fdba74;
}

.category-color-6 {
  background-color: #ccfbf1; /* Teal */
}

.category-color-6 .category-header {
  background-color: #99f6e4;
}

.category-color-7 {
  background-color: #fce7f3; /* Pink */
}

.category-color-7 .category-header {
  background-color: #fbcfe8;
}

.category-color-8 {
  background-color: #bfdbfe; /* Blue */
}

.category-color-8 .category-header {
  background-color: #93c5fd;
}

.category-color-9 {
  background-color: #fed7aa; /* Amber/Brown */
}

.category-color-9 .category-header {
  background-color: #fdba74;
}

.category-color-10 {
  background-color: #ddd6fe; /* Purple */
}

.category-color-10 .category-header {
  background-color: #c084fc;
}

.category-color-11 {
  background-color: #d9f99d; /* Lime */
}

.category-color-11 .category-header {
  background-color: #bef264;
}

/* Dashboard Styles */
.dashboard-container {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.dashboard-section {
  flex: 1;
  min-width: 300px;
  max-width: calc(50% - 0.75rem);
  align-self: flex-start;
}

.dashboard-card {
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.dashboard-card-header {
  padding: 1rem;
  background-color: var(--secondary-color);
  border-bottom: 1px solid var(--border-color);
}

.dashboard-card-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-color);
  margin: 0;
}

.dashboard-card-content {
  padding: 1rem;
  flex-grow: 1;
}

.dashboard-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.dashboard-list-item {
  border-bottom: 1px solid var(--border-color);
}

.dashboard-list-item:last-child {
  border-bottom: none;
}

.dashboard-list-link {
  display: flex;
  flex-direction: column;
  padding: 0.75rem;
  color: var(--text-color);
  transition: var(--transition);
}

.dashboard-list-link:hover {
  background-color: var(--secondary-color);
  color: var(--text-color);
}

.dashboard-list-title {
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.dashboard-list-meta {
  font-size: 0.875rem;
  color: var(--text-light);
}

/* Account Styles */
.account-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.account-card {
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.account-card-header {
  padding: 1rem;
  background-color: var(--secondary-color);
  border-bottom: 1px solid var(--border-color);
}

.account-card-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-color);
  margin: 0;
}

.account-card-content {
  padding: 1rem;
}

.account-info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
}

.account-info-item {
  padding: 0.75rem;
  background-color: var(--secondary-color);
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
}

.account-info-label {
  font-weight: 500;
  margin-bottom: 0.25rem;
  color: var(--text-color);
}

.account-info-value {
  color: var(--text-light);
}

.account-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.account-stats-item {
  text-align: center;
  padding: 1rem;
  background-color: var(--secondary-color);
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
}

.account-stats-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.25rem;
}

.account-stats-label {
  font-size: 0.875rem;
  color: var(--text-light);
}

/* Responsive */
@media (max-width: 1200px) {
  .bento-grid {
    column-count: 2;
  }
  
  .container {
    max-width: 95%;
  }
}

@media (max-width: 992px) {
  .bento-grid {
    column-count: 2;
    column-gap: 1rem;
  }
  
  .category-box {
    margin-bottom: 1rem;
  }
}

@media (max-width: 768px) {
  .bento-grid {
    column-count: 1;
  }
  
  .metadata-grid {
    grid-template-columns: 1fr;
  }
  
  .page-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  
  .detail-actions {
    flex-wrap: wrap;
  }
  
  .category-content {
    padding: 0.75rem;
    gap: 0.75rem;
  }
  
  .dataset-box {
    padding: 0.75rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 0.5rem;
  }
  
  .main-content {
    padding: 1rem 0;
  }
  
  .category-header {
    padding: 0.75rem;
  }
  
  .category-title {
    font-size: 1.125rem;
  }
  
  .dataset-title {
    font-size: 0.875rem;
  }
  
  .dataset-meta {
    font-size: 0.75rem;
  }
}

/* PDF.js Viewer Styles */
.pdf-js-viewer-container {
  width: 100%;
  height: 800px;
  margin: 1rem 0;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  background-color: #f8f9fa;
}

.pdf-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 1rem;
  background-color: var(--secondary-color);
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
}

.pdf-nav-controls,
.pdf-zoom-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pdf-nav-button,
.pdf-zoom-button {
  background-color: white;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.pdf-nav-button:hover,
.pdf-zoom-button:hover {
  background-color: var(--secondary-color);
}

.pdf-nav-button:disabled,
.pdf-zoom-button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.pdf-page-info,
.pdf-zoom-info {
  font-size: 0.875rem;
  color: var(--text-color);
  min-width: 60px;
  text-align: center;
}

.pdf-download-button {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.5rem 1rem;
  background-color: white;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  font-size: 0.875rem;
  color: var(--text-color);
  cursor: pointer;
  transition: var(--transition);
}

.pdf-download-button:hover {
  background-color: var(--secondary-color);
  color: var(--text-color);
}

.pdf-canvas-container {
  flex-grow: 1;
  overflow: auto;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 1rem;
  background-color: #e9ecef;
}

.pdf-canvas {
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  background-color: white;
}

.pdf-loading {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  color: var(--text-light);
  background-color: rgba(255, 255, 255, 0.9);
  padding: 1rem 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

.pdf-spinner {
  width: 40px;
  height: 40px;
  border: 4px solid rgba(0, 0, 0, 0.1);
  border-left-color: var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.pdf-error {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background-color: #fef2f2;
  color: #991b1b;
  padding: 1rem 2rem;
  border-radius: var(--border-radius);
  border: 1px solid #fecaca;
  text-align: center;
}

@media (max-width: 768px) {
  .pdf-toolbar {
    flex-direction: column;
    gap: 0.5rem;
    padding: 0.5rem;
  }
  
  .pdf-js-viewer-container {
    height: 600px;
  }
}