/* Vault Navigator Styles */

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

body {
  font-family: 'SF Mono', 'Consolas', monospace;
  background: #0a0e1a;
  color: #e0e0e0;
  overflow-x: hidden;
}

.header {
  background: linear-gradient(135deg, #1a1f3a 0%, #0a0e1a 100%);
  padding: 1rem 2rem;
  border-bottom: 2px solid #00ff88;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header h1 {
  font-size: 1.8rem;
  color: #00ff88;
  letter-spacing: 2px;
}

.back-link {
  color: #4ade80;
  text-decoration: none;
  font-weight: bold;
  font-size: 1rem;
  padding: 0.5rem 1rem;
  border: 1px solid #4ade80;
  border-radius: 6px;
  transition: all 0.3s ease;
}

.back-link:hover {
  background: rgba(74, 222, 128, 0.1);
}

.footer {
  text-align: center;
  padding: 2rem;
  color: #555;
  font-size: 0.9rem;
}

.footer a {
  color: #00ff88;
  text-decoration: none;
}

.footer a:hover {
  text-decoration: underline;
}

@media (max-width: 768px) {
  .header {
    flex-direction: column;
    gap: 1rem;
  }
}

#vault-navigator {
  margin: 2rem auto;
  max-width: 1600px;
  padding: 2rem;
  background: rgba(26, 31, 58, 0.95);
  border: 1px solid #2a2f4a;
  border-radius: 12px;
}

#vault-navigator h2 {
  color: #00ff88;
  margin-bottom: 1rem;
  font-size: 1.8rem;
  text-align: center;
}

#vault-navigator .subtitle {
  color: #cbd5e1;
  text-align: center;
  margin-bottom: 2rem;
  font-size: 1rem;
}

/* Summary Grid */
.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.summary-card {
  background: #0a0e1a;
  border: 1px solid #334155;
  border-radius: 8px;
  padding: 1rem;
  text-align: center;
}

.summary-label {
  color: #94a3b8;
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.summary-value {
  color: #00ff88;
  font-size: 1.8rem;
  font-weight: bold;
}

/* Teacher Summaries */
.teacher-repos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1rem;
  margin: 1rem 0;
}

.teacher-repo-card {
  background: #0a0e1a;
  border: 1px solid #334155;
  border-radius: 8px;
  padding: 1rem;
}

.teacher-repo-card h4 {
  color: #00ff88;
  margin: 0 0 0.75rem 0;
  font-size: 1.1rem;
}

.teacher-repo-card h4 a {
  color: #00ff88;
  text-decoration: none;
}

.teacher-repo-card h4 a:hover {
  text-decoration: underline;
}

.teacher-stat {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.75rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid #1f2937;
}

.stat-label {
  color: #94a3b8;
}

.stat-value {
  color: #e2e8f0;
  font-weight: bold;
}

.signature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.signature-stat {
  background: #1a1f3a;
  border: 1px solid #2a2f4a;
  border-radius: 6px;
  padding: 0.5rem;
  text-align: center;
  font-size: 0.85rem;
}

.signature-stat.pass {
  border-color: #00ff88;
}

.signature-stat.fail {
  border-color: #ff4444;
}

.sig-name {
  color: #94a3b8;
  font-size: 0.75rem;
  text-transform: capitalize;
  margin-bottom: 0.25rem;
}

.sig-ratio {
  color: #e2e8f0;
  font-weight: bold;
}

.sig-pct {
  color: #cbd5e1;
  font-size: 0.8rem;
}

/* Controls */
.vault-controls {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.vault-search-box {
  flex: 1;
  min-width: 250px;
}

.vault-search-input {
  width: 100%;
  padding: 0.75rem;
  background: #0a0e1a;
  border: 1px solid #334155;
  border-radius: 6px;
  color: #e2e8f0;
  font-family: 'SF Mono', 'Consolas', monospace;
  font-size: 0.95rem;
}

.vault-search-input:focus {
  outline: none;
  border-color: #00ff88;
}

.vault-filter-box {
  min-width: 180px;
}

.vault-select {
  width: 100%;
  padding: 0.75rem;
  background: #0a0e1a;
  border: 1px solid #334155;
  border-radius: 6px;
  color: #e2e8f0;
  font-family: 'SF Mono', 'Consolas', monospace;
  font-size: 0.95rem;
  cursor: pointer;
}

.vault-select:focus {
  outline: none;
  border-color: #00ff88;
}

.vault-count {
  color: #94a3b8;
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
}

/* Table */
.vault-table-container {
  overflow-x: auto;
  border: 1px solid #334155;
  border-radius: 8px;
  background: #0a0e1a;
}

.vault-table {
  width: 100%;
  border-collapse: collapse;
  color: #cbd5e1;
}

.vault-table thead {
  background: #1a1f3a;
  position: sticky;
  top: 0;
  z-index: 10;
}

.vault-table th {
  padding: 1rem;
  text-align: left;
  color: #00ff88;
  font-weight: bold;
  border-bottom: 2px solid #334155;
  font-size: 0.9rem;
}

.vault-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid #1f2937;
  font-size: 0.9rem;
}

.vault-table tbody tr:hover {
  background: rgba(0, 255, 136, 0.05);
}

.vault-table tbody tr:last-child td {
  border-bottom: none;
}

.repo-link {
  color: #4ade80;
  text-decoration: none;
  font-weight: bold;
}

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

.path-mono {
  font-family: 'SF Mono', 'Consolas', monospace;
  font-size: 0.85rem;
  color: #94a3b8;
}

.kind-badge {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  background: #1a1f3a;
  border: 1px solid #2a2f4a;
  border-radius: 4px;
  font-size: 0.8rem;
  color: #38bdf8;
  text-transform: uppercase;
}

.keywords-cell {
  color: #94a3b8;
  font-size: 0.85rem;
  font-style: italic;
}

.teacher-badge {
  display: inline-block;
  margin-left: 0.5rem;
  padding: 0.2rem 0.5rem;
  background: rgba(0, 255, 136, 0.1);
  border: 1px solid #00ff88;
  border-radius: 4px;
  font-size: 0.75rem;
  color: #00ff88;
  font-weight: bold;
  cursor: help;
}

/* Section Headers */
.vault-section {
  margin: 2rem 0;
}

.vault-section-title {
  color: #00ff88;
  font-size: 1.3rem;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid #334155;
}

/* Timestamp */
.vault-timestamp {
  text-align: center;
  color: #64748b;
  font-size: 0.85rem;
  margin-top: 1rem;
}

/* Responsive */
@media (max-width: 768px) {
  #vault-navigator {
    padding: 1rem;
  }

  .summary-grid {
    grid-template-columns: 1fr;
  }

  .teacher-repos-grid {
    grid-template-columns: 1fr;
  }

  .vault-controls {
    flex-direction: column;
  }

  .vault-search-box,
  .vault-filter-box {
    width: 100%;
  }

  .vault-table {
    font-size: 0.85rem;
  }

  .vault-table th,
  .vault-table td {
    padding: 0.5rem;
  }
}