:root {
  --bg-primary: #f5f7fa;
  --bg-secondary: #ffffff;
  --text-primary: #333333;
  --text-secondary: #718096;
  --accent-color: #4299e1;
  --accent-hover: #3182ce;
  --shadow-color: rgba(0, 0, 0, 0.1);
  --border-color: #e2e8f0;
  --table-header-bg: #f0f4f8;
  --table-stripe: #f8fafc;
  --table-bg: #ffffff;
  --dropdown-bg: #ffffff;
}

[data-theme="dark"] {
  --bg-primary: #111827;
  --bg-secondary: #1f2937;
  --text-primary: #f3f4f6;
  --text-secondary: #d1d5db;
  --accent-color: #3b82f6;
  --accent-hover: #60a5fa;
  --shadow-color: rgba(0, 0, 0, 0.5);
  --border-color: #374151;
  --table-header-bg: #111827;
  --table-stripe: #1f2937;
  --table-bg: #111827;
  --dropdown-bg: #1f2937;
  --hover-bg: rgba(59, 130, 246, 0.3);
  --hover-text: #ffffff;
}

/* Force light text color in dark mode for all table cells */
[data-theme="dark"] .table td {
  color: var(--text-primary) !important;
}

/* Keep hover style */
.table tbody tr:hover td {
  color: var(--hover-text) !important;
}

body {
  min-width: 992px;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  transition: background-color 0.3s ease, color 0.3s ease;
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 9999;
  background-color: var(--bg-secondary) !important;
  box-shadow: 0 2px 10px var(--shadow-color);
  transition: background-color 0.3s ease;
  padding: 0.5rem 1rem;
}

.navbar-dark .navbar-brand, 
.navbar-dark .nav-link {
  color: var(--text-primary) !important;
}

.navbar-brand {
  font-weight: 600;
  display: flex;
  align-items: center;
}

.navbar-brand span {
  margin-right: 0.5rem;
}

.container-fluid {
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 20px;
}

.main-content {
  background-color: var(--bg-secondary);
  border-radius: 8px;
  box-shadow: 0 4px 12px var(--shadow-color);
  margin-top: 2rem;
  padding: 2rem;
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

.table {
  color: var(--text-primary);
  border-color: var(--border-color);
  background-color: var(--table-bg);
}

.table-striped tbody tr {
  background-color: var(--table-bg);
}

.table-striped tbody tr:nth-of-type(odd) {
  background-color: var(--table-stripe);
}

.table thead th {
  background-color: var(--table-header-bg);
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
  font-weight: 600;
  padding: 12px 8px;
}

.table td {
  padding: 10px 8px;
  border-top: 1px solid var(--border-color);
  border-color: var(--border-color);
}

.table tbody tr {
  transition: background-color 0.15s ease, color 0.15s ease;
}

/* Force light text color in dark mode for all table rows */
[data-theme="dark"] .table tbody tr,
[data-theme="dark"] .table tbody tr:nth-of-type(odd) {
  color: var(--text-primary);
}

.table tbody tr:hover {
  background-color: var(--hover-bg);
  color: var(--hover-text);
}

.form-control, .btn {
  border-radius: 6px;
  transition: all 0.3s ease;
}

.form-control {
  background-color: var(--dropdown-bg);
  color: var(--text-primary);
  border-color: var(--border-color);
}

.form-control:focus {
  border-color: var(--accent-color);
  box-shadow: 0 0 0 0.2rem rgba(66, 153, 225, 0.25);
  background-color: var(--dropdown-bg);
  color: var(--text-primary);
}

select.form-control option {
  background-color: var(--dropdown-bg);
  color: var(--text-primary);
}

.input-group {
  box-shadow: 0 2px 5px var(--shadow-color);
  border-radius: 6px;
}

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

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

.btn-secondary {
  background-color: var(--table-header-bg);
  border-color: var(--border-color);
  color: var(--text-primary);
}

#downloadLink {
  min-width: 128px;
  margin-left: 15px;
}

#searchBar {
  max-width: 400px;
}

.side-btn {
  border-radius: 0 6px 6px 0;
}

/* Theme Toggle */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--bg-primary);
  cursor: pointer;
  margin-left: 15px;
  box-shadow: 0 2px 5px var(--shadow-color);
  transition: all 0.3s ease;
}

.theme-toggle:hover {
  transform: scale(1.1);
}

.sun-icon, .moon-icon {
  display: none;
  color: var(--text-primary);
}

[data-theme="dark"] .moon-icon {
  display: block;
}

[data-theme="light"] .sun-icon {
  display: block;
}

/* Scroll to Top Button */
#scrollToTopButton {
  width: 50px;
  height: 50px;
  background-color: var(--accent-color);
  opacity: 0;
  display: none;
  border-radius: 50%;
  box-shadow: 0 2px 10px var(--shadow-color);
  transition: all 0.3s ease;
}

#scrollToTopButton:hover {
  background-color: var(--accent-hover);
}

#scrollToTopButton.fade-in, 
#scrollToTopButton.fade-out {
  transition: opacity 0.5s;
}

#scrollToTopButton.fade-out {
  opacity: 0;
}

#scrollToTopButton.fade-in {
  opacity: 1;
}

/* Footer styling */
footer {
  color: var(--text-secondary);
  padding: 2rem 0;
  transition: color 0.3s ease;
}

footer p {
  font-size: 0.8rem;
  font-weight: 300;
  margin-bottom: 0.5rem;
}

footer a {
  color: var(--accent-color);
  text-decoration: none;
  transition: color 0.3s ease;
}

footer a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

/* Github button */
.github-link {
  display: flex;
  align-items: center;
  color: var(--text-primary);
  text-decoration: none;
  margin-right: 15px;
  transition: color 0.3s ease;
}

.github-link:hover {
  color: var(--accent-color);
}

.github-link i {
  font-size: 1.5rem;
  margin-right: 0.5rem;
}