/* Shared layout, nav, footer, accessibility, and reusable component styles */

/* ================================
   REUSABLE COMPONENT STYLES
   ================================ */

/* Page Layout Components */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

.page-header {
  background-color: var(--card-bg);
  border-radius: var(--border-radius-lg);
  padding: 1.5rem;
  margin-bottom: 2rem;
  box-shadow: var(--card-shadow);
  text-align: center;
}

.page-title {
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
  font-family: var(--font-stack);
}

.page-subtitle {
  color: var(--text-light);
  font-size: 1rem;
  margin: 0;
  font-family: var(--font-stack);
}

/* Card Components */
.card {
  background: var(--card-bg);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--card-shadow);
  padding: 1.5rem;
  margin-bottom: 2rem;
}

.card-section {
  background-color: var(--card-bg);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--card-shadow);
  padding: 1.5rem;
  margin-bottom: 2rem;
}

/* Table Components */
.table-container {
  overflow-x: auto;
  margin-bottom: 2rem;
  border-radius: var(--border-radius);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  background: var(--card-bg);
  max-width: 100%;
}

.data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.95rem;
  background: var(--card-bg);
  line-height: 1.4;
  font-family: var(--font-stack);
}

.data-table th {
  position: sticky;
  top: 0;
  background-color: var(--light-bg);
  color: var(--text-color);
  font-weight: 600;
  padding: 1.25rem 1rem;
  text-align: left;
  border-bottom: 2px solid var(--border-color);
  white-space: nowrap;
  font-family: var(--font-stack);
}

.data-table td {
  padding: 1rem 1rem;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
  font-family: var(--font-stack);
}

.data-table tbody tr:hover {
  background-color: rgba(0, 123, 255, 0.03);
}

.data-table tbody tr:nth-child(even) {
  background-color: var(--light-bg);
}

/* Sortable Table Headers */
.sortable {
  cursor: pointer;
  user-select: none;
  transition: background-color var(--transition-speed) ease;
}

.sortable:hover {
  background-color: rgba(0, 102, 204, 0.05);
}

.sort-indicator {
  margin-left: 0.5rem;
  font-size: 0.8rem;
  opacity: 0.5;
}

.sortable.sort-asc .sort-indicator::after {
  content: '↑';
  opacity: 1;
}

.sortable.sort-desc .sort-indicator::after {
  content: '↓';
  opacity: 1;
}

.sortable:not(.sort-asc):not(.sort-desc) .sort-indicator::after {
  content: '↕';
}

/* Button Components */
.btn {
  display: inline-block;
  padding: 0.5rem 1.2rem;
  border: none;
  border-radius: var(--border-radius);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-speed) ease;
  text-decoration: none;
  font-family: var(--font-stack);
  font-size: 0.9rem;
}

.btn-primary {
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  color: #fff;
}

.btn-primary:hover {
  background: linear-gradient(90deg, var(--accent-color), var(--primary-color));
}

.btn-secondary {
  background-color: var(--light-bg);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

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

/* Form Components */
.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius);
  font-size: 0.95rem;
  background-color: var(--card-bg);
  transition: all var(--transition-speed) ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  font-family: var(--font-stack);
}

.form-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1), 0 2px 8px rgba(0, 0, 0, 0.1);
}

.form-select {
  padding: 0.5rem;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 0.9rem;
  background-color: var(--card-bg);
  font-family: var(--font-stack);
}

/* Badge Components */
.badge {
  display: inline-block;
  padding: 0.25em 0.8em;
  border-radius: 12px;
  font-weight: 700;
  font-size: 0.85rem;
  font-family: var(--font-stack);
}

.badge-grade {
  color: #fff;
}

.badge-perfect { background: var(--grade-perfect); color: #333; }
.badge-great { background: var(--grade-great); }
.badge-good { background: var(--grade-good); color: #333; }
.badge-needs-work { background: var(--grade-needs-work); }
.badge-missing { background: var(--grade-missing); }

/* CNA Type Badges */
.cna-type-badge {
  display: inline-block;
  padding: 4px 10px;
  margin: 2px;
  border-radius: 12px;
  font-size: 0.8rem;
  font-weight: 500;
  white-space: nowrap;
  text-align: center;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
  transition: all 0.2s ease;
  font-family: var(--font-stack);
}

.cna-type-vendor {
  background-color: var(--type-vendor-bg);
  color: var(--type-vendor-text);
}

.cna-type-opensource {
  background-color: var(--type-opensource-bg);
  color: var(--type-opensource-text);
}

.cna-type-cert {
  background-color: var(--type-cert-bg);
  color: var(--type-cert-text);
}

.cna-type-bounty {
  background-color: var(--type-bounty-bg);
  color: var(--type-bounty-text);
}

.cna-type-consortium {
  background-color: var(--type-consortium-bg);
  color: var(--type-consortium-text);
}

.cna-type-researcher {
  background-color: var(--type-researcher-bg);
  color: var(--type-researcher-text);
}

.cna-type-government {
  background-color: var(--type-government-bg);
  color: var(--type-government-text);
}

.cna-type-unknown {
  background-color: var(--type-unknown-bg);
  color: var(--type-unknown-text);
}

/* Pagination Components */
.pagination-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  margin-top: 2rem;
}

.pagination-button {
  padding: 0.5rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  background-color: var(--card-bg);
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-speed) ease;
  font-family: var(--font-stack);
}

.pagination-button:hover:not([disabled]) {
  background-color: var(--light-bg);
  border-color: var(--primary-color);
  color: var(--primary-color);
}

.pagination-button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.pagination-pages {
  display: flex;
  gap: 5px;
  align-items: center;
}

.page-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 16px;
  cursor: pointer;
  user-select: none;
  font-size: 0.9rem;
  transition: all var(--transition-speed) ease;
  font-family: var(--font-stack);
}

.page-number:hover {
  background-color: #f0f7ff;
  color: var(--primary-color);
}

.page-number.active {
  background-color: var(--primary-color);
  color: white;
}

/* Loading and Error States */
.loading-placeholder {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 2rem;
  color: var(--text-secondary);
  font-family: var(--font-stack);
}

.error-message {
  background-color: #fff5f5;
  border: 1px solid #fed7d7;
  border-radius: var(--border-radius);
  padding: 1rem;
  color: #c53030;
  font-family: var(--font-stack);
}

.no-data-message {
  text-align: center;
  padding: 2rem;
  color: var(--text-secondary);
  font-family: var(--font-stack);
}

/* ================================
   LAYOUT, NAV, FOOTER STYLES
   ================================ */

.footer-summary-line {
  text-align: left;
  margin: 0 0 1.3rem 0;
  font-size: 1.06em;
  color: #5a6b7b;
  letter-spacing: 0.01em;
  font-weight: 400;
  max-width: 440px;
  min-width: 260px;
  line-height: 1.5;
  display: block;
}
@media (max-width: 900px) {
  .footer-summary-line {
    text-align: left;
    margin: 0 1rem 1.2rem 1rem;
    max-width: 100%;
  }
}


.navbar {
  background: var(--card-bg);
  border-bottom: 1px solid var(--border-color);
  padding: 1.2rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.navbar-logo {
  height: 36px;
  margin-right: 1.5rem;
}
.navbar-links a {
  color: var(--text-primary);
  text-decoration: none;
  margin: 0 1rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  transition: background 0.2s;
}
.navbar-links a.active, .navbar-links a:hover {
  background: var(--primary-color);
  color: #fff;
}
.footer {
  background: var(--card-bg);
  border-top: 1px solid var(--border-color);
  padding: 2rem 0 0 0;
  color: var(--text-secondary);
  font-size: 1em;
  margin-top: 2rem;
  text-align: center;
}

.footer.modern-footer {
  padding: 0;
  border: none;
  background: var(--background);
}
.footer-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 2rem 0.5rem 2rem;
  flex-wrap: wrap;
  border-top: 1px solid var(--border-color);
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.footer-logo {
  height: 36px;
  width: 36px;
}
.footer-title {
  font-size: 1.35em;
  font-weight: 700;
  color: var(--primary-color);
  letter-spacing: 0.02em;
}
.footer-links {
  display: flex;
  gap: 1.5rem;
}
.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 1.1em;
  transition: color 0.2s;
}
.footer-links a:hover {
  color: var(--primary-color);
}
.footer-meta {
  text-align: center;
  color: var(--muted-color);
  font-size: 0.98em;
  padding: 1.2rem 0 1.8rem 0;
  width: 100%;
  border-top: 1px solid var(--border-color);
  background: var(--background);
  margin-top: 0.5rem;
}
[tabindex]:focus, button:focus, a:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}