:root {
  --bg-color: #f8f9fa;
  --text-color: #24292e;
  --text-secondary: #586069;
  --accent-color: #5497cb;
  --accent-hover: #3974a4;
  --accent-yellow: #ffdb4e;
  --glass-bg: rgba(255, 255, 255, 0.9);
  --glass-border: rgba(0, 0, 0, 0.08);
  --glass-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: var(--font-family);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  background-image:
    radial-gradient(circle at 15% 50%, rgba(84, 151, 203, 0.08), transparent 25%),
    radial-gradient(circle at 85% 30%, rgba(255, 219, 78, 0.08), transparent 25%);
  background-attachment: fixed;
}

.container {
  max-width: 1400px;
  /* full width while responsive */
  width: 100%;
  padding: 0.5rem 0.5rem;
  display: flex;
  flex-direction: column;
}

.compact-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
  border-bottom: 1px solid var(--glass-border);
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.header-main {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.logo {
  max-width: 120px;
  height: auto;
}

h1 {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-color);
  margin-bottom: 0;
}

.subtitle {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.stats {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-color);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  padding: 0.4rem 0.8rem;
  border-radius: 6px;
}

/* Tag Stats Blocks */
.tag-stats-container {
  width: 100%;
  margin-bottom: 0.5rem;
}

.tag-stats-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.tag-stat-block {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  text-align: center;
  min-width: 80px;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.02);
}

.tag-stat-block:hover {
  border-color: var(--accent-color);
  transform: translateY(-2px);
}

.tag-stat-block.active {
  background: rgba(84, 151, 203, 0.1);
  border-color: var(--accent-color);
}

.tag-stat-num {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent-color);
  line-height: 1;
  margin-bottom: 0.25rem;
}

.tag-stat-name {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.controls-container {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 1rem 1.25rem;
  box-shadow: var(--glass-shadow);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 0.3rem;
}

.controls-top-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.search-container {
  flex: 1;
  min-width: 250px;
  position: relative;
  background: #fff;
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  padding: 0.5rem 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.2s;
}

.search-container:focus-within {
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(84, 151, 203, 0.15);
}

.search-icon {
  color: var(--text-secondary);
  width: 18px;
  height: 18px;
}

#search-input {
  border: none;
  background: transparent;
  width: 100%;
  font-size: 1rem;
  color: var(--text-color);
  outline: none;
}

#search-input::placeholder {
  color: #adb5bd;
}

.logic-toggle-container {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logic-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.logic-toggle {
  display: flex;
  background: #e9ecef;
  border-radius: 20px;
  padding: 2px;
  cursor: pointer;
  border: 1px solid var(--glass-border);
}

.toggle-option {
  padding: 0.35rem 0.8rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  border-radius: 18px;
  transition: all 0.2s;
  user-select: none;
}

.toggle-option.active {
  color: var(--text-color);
  background: #fff;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.1);
}

.toggle-option:not(.active):hover {
  color: var(--text-color);
}

.filters-bottom-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  flex: 1;
}

.filter-btn {
  background: #fff;
  border: 1px solid var(--glass-border);
  color: var(--text-color);
  padding: 0.3rem 0.8rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 500;
  transition: all 0.2s ease;
  outline: none;
}

.filter-btn:hover {
  background: #f1f3f5;
  border-color: #d1d5da;
}

.filter-btn.active {
  background: var(--accent-color);
  color: #fff;
  border-color: var(--accent-color);
  box-shadow: 0 2px 8px rgba(84, 151, 203, 0.2);
}

.clear-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  padding: 0.3rem 0;
  white-space: nowrap;
  transition: color 0.2s;
}

.clear-btn:hover {
  color: var(--text-color);
  text-decoration: underline;
}

.packages-grid {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-radius: 8px;
  box-shadow: var(--glass-shadow);
}

.package-row {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
  padding: 0.6rem 1rem;
  transition: all 0.2s ease;
  cursor: pointer;
}

.package-row:last-child {
  border-bottom: none;
}

.package-row:hover {
  background: rgba(84, 151, 203, 0.03);
}

.package-row::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(to bottom, var(--accent-color), var(--accent-yellow));
  opacity: 0;
  transition: opacity 0.2s ease;
}

.package-row:hover::before {
  opacity: 1;
}

.package-row-header {
  display: grid;
  grid-template-columns: 200px 100px 100px 1fr auto;
  align-items: center;
  gap: 1rem;
}

.package-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-color);
}

.package-pypi-meta {
  font-size: 0.8rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.2rem;
}

.package-links {
  display: flex;
  gap: 0.5rem;
}

.icon-link {
  color: var(--text-secondary);
  transition: color 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 4px;
  background: rgba(0, 0, 0, 0.04);
  text-decoration: none;
}

.icon-link:hover {
  color: #fff;
  background: var(--accent-color);
}

.github-badge {
  height: 20px;
  border-radius: 3px;
}

.package-desc {
  margin-top: 0.1rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.5;
}

.package-install-cmd {
  display: none;
  margin-top: 1rem;
}

.package-row.expanded .package-install-cmd {
  display: block;
}

.install-cmd-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #24292e;
  color: #e1e4e8;
  padding: 0.6rem 1rem;
  border-radius: 6px;
  font-family: monospace;
  font-size: 0.85rem;
}

.copy-cmd-btn {
  background: transparent;
  border: none;
  color: #adb5bd;
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.copy-cmd-btn:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

.package-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.keyword-tag {
  font-size: 0.65rem;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  background: rgba(84, 151, 203, 0.1);
  color: var(--accent-color);
  border: 1px solid rgba(84, 151, 203, 0.2);
}

@media (max-width: 992px) {
  .package-row-header {
    grid-template-columns: 1fr auto;
    gap: 0.5rem;
  }

  .package-pypi-meta,
  .package-keywords {
    display: none;
  }

  .package-row.expanded .package-pypi-meta,
  .package-row.expanded .package-keywords {
    display: flex;
    margin-top: 0.5rem;
  }
}

.no-results {
  text-align: center;
  padding: 3rem;
  color: var(--text-secondary);
  font-size: 1rem;
  background: var(--glass-bg);
  border-radius: 8px;
  border: 1px solid var(--glass-border);
}

/* Loader */
.loader {
  border: 3px solid rgba(255, 255, 255, 0.1);
  border-top: 3px solid var(--accent-color);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  animation: spin 1s linear infinite;
  margin: 4rem auto;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}

@media (max-width: 600px) {
  .container {
    padding: 1rem;
  }

  h1 {
    font-size: 2.2rem;
  }

  .stats {
    display: none;
  }
}

/* Core Package Highlighting */
.keyword-tag.core-tag {
  background-color: #fef3c7;
  color: #b45309;
  border: 1px solid #fde68a;
  font-weight: 700;
}

.env-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  background-color: #d1fae5;
  color: #065f46;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 12px;
  margin-left: 8px;
  vertical-align: middle;
  border: 1px solid #a7f3d0;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* PyPI and Copy Install button styling */
.pypi-link {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s;
}

.pypi-link:hover {
  color: var(--accent-color);
  text-decoration: underline;
}

.copy-install-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 2px;
  margin-left: 4px;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.copy-install-btn:hover {
  background: var(--glass-border);
  color: var(--text-color);
}

/* Header Links */
.header-meta {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.header-links {
  display: flex;
  gap: 1rem;
}

.top-nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

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

/* Pagination Controls */
.pagination-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 0.3rem;
  padding: 1rem 0;
  border-top: 1px solid var(--glass-border);
  flex-wrap: wrap;
  gap: 1rem;
}

.pagination-buttons {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.pagination-btn {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-color);
  padding: 0.4rem 0.8rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.2s ease;
  min-width: 32px;
  text-align: center;
}

.pagination-btn:hover:not([disabled]) {
  background: #f1f3f5;
  border-color: #d1d5da;
}

.pagination-btn.active {
  background: var(--accent-color);
  color: #fff;
  border-color: var(--accent-color);
}

.pagination-btn[disabled] {
  opacity: 0.5;
  cursor: not-allowed;
  background: transparent;
}

.pagination-ellipsis {
  color: var(--text-secondary);
  padding: 0 0.2rem;
}

.items-per-page {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.per-page-select {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-color);
  padding: 0.3rem 0.5rem;
  border-radius: 6px;
  font-family: inherit;
  font-size: 0.9rem;
  cursor: pointer;
}

/* Footer */
.site-footer {
  text-align: center;
  padding: 0.5rem 0;
  margin-top: auto;
  border-top: 1px solid var(--glass-border);
  color: var(--text-secondary);
  font-size: 0.85rem;
  width: 100%;
}

/* Action Bar */
.action-bar {
  display: flex;
  justify-content: flex-end;
  margin-top: 0;
  margin-bottom: 0.2rem;
  padding: 0;
}

.submit-package-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  font-weight: 600;
  font-style: italic;
  color: var(--text-color);
  text-decoration: none;
  transition: color 0.2s;
}

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

.sort-container {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.sort-select {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-color);
  padding: 0.5rem 1rem;
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.95rem;
  cursor: pointer;
  outline: none;
  transition: all 0.2s;
}

.sort-select:hover {
  background: #fff;
  border-color: #d1d5da;
}

/* Deep Link Highlighting Animation */
@keyframes highlight-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(84, 151, 203, 0.4);
    border-color: var(--accent-color);
    background-color: rgba(84, 151, 203, 0.05);
  }

  50% {
    box-shadow: 0 0 0 10px rgba(84, 151, 203, 0);
    border-color: var(--accent-color);
    background-color: rgba(84, 151, 203, 0.1);
  }

  100% {
    box-shadow: 0 0 0 0 rgba(84, 151, 203, 0);
    border-color: transparent;
    background-color: #fff;
  }
}

.highlight-pulse {
  animation: highlight-pulse 2s ease-out;
}

.icon-link.disabled {
  opacity: 0.3;
  cursor: not-allowed;

}