:root {
  --bg: #0a0a0a;
  --surface: #1a1a1a;
  --surface-2: #2a2a2a;
  --border: #3a3a3a;
  --text: #e0e0e0;
  --text-muted: #888888;
  --accent: #ffd700;
  --accent-hover: #ffed4a;
  --critical: #ff4444;
  --high: #ffaa00;
  --medium: #ffdd00;
  --low: #7bed9f;
  --radius: 10px;
  --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --mono: 'Cascadia Code', 'Consolas', monospace;
  --glow-color: rgba(255, 215, 0, 0.3);
  --glow-strong: rgba(255, 215, 0, 0.6);
}

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

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
}

.app {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  min-height: 100vh;
}

.header {
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

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

.logo {
  font-size: 2rem;
}

.header h1 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.subtitle {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 0.15rem;
}

.main {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  flex: 1;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow 0.3s ease, border-color 0.3s ease;
}

.panel:hover {
  box-shadow: 0 0 20px var(--glow-color);
  border-color: var(--accent);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface-2);
}

.panel-header h2 {
  font-size: 0.95rem;
  font-weight: 600;
}

.panel-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.upload-section {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  padding: 1.5rem;
}

.upload-box {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.upload-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
}

.upload-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  border: 2px dashed var(--border);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease, box-shadow 0.3s ease;
}

.upload-btn:hover {
  border-color: var(--accent);
  color: var(--text);
  box-shadow: 0 0 15px var(--glow-color);
}

.file-status {
  font-size: 0.8rem;
  color: var(--text-muted);
  min-height: 1.2rem;
}

.file-status.has-file {
  color: var(--accent);
}

.parse-actions {
  display: flex;
  gap: 0.75rem;
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border);
  justify-content: flex-end;
}

.btn {
  font-family: var(--font);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.3s ease, box-shadow 0.3s ease;
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn.primary {
  background: var(--accent);
  color: #000;
  box-shadow: 0 0 10px var(--glow-color);
}

.btn.primary:hover:not(:disabled) {
  background: var(--accent-hover);
  box-shadow: 0 0 20px var(--glow-strong);
}

.btn.secondary {
  background: var(--surface-2);
  color: var(--text);
  border-color: var(--border);
}

.btn.secondary:hover:not(:disabled) {
  border-color: var(--accent);
  box-shadow: 0 0 15px var(--glow-color);
}

.file-btn {
  display: inline-flex;
  align-items: center;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all 0.3s ease, box-shadow 0.3s ease;
}

.file-btn:hover {
  border-color: var(--accent);
  box-shadow: 0 0 15px var(--glow-color);
}

.stats-panel {
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 1rem;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 0.75rem;
}

.stat-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem;
  text-align: center;
  transition: all 0.3s ease, box-shadow 0.3s ease;
}

.stat-card:hover {
  box-shadow: 0 0 15px var(--glow-color);
  border-color: var(--accent);
}

.stat-card .value {
  font-size: 1.5rem;
  font-weight: 700;
}

.stat-card .label {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

.stat-card.critical .value { color: var(--critical); }
.stat-card.high .value { color: var(--high); }
.stat-card.medium .value { color: var(--medium); }
.stat-card.low .value { color: var(--low); }

.tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  background: var(--surface-2);
}

.tab {
  flex: 1;
  padding: 0.75rem;
  background: none;
  border: none;
  color: var(--text-muted);
  font-family: var(--font);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.3s ease;
}

.tab.active {
  color: var(--text);
  border-bottom-color: var(--accent);
}

.tab-content {
  display: none;
  padding: 1rem;
}

.tab-content.active {
  display: block;
}

.search-results-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 1rem;
  align-items: center;
  background: rgba(255, 255, 255, 0.03);
}

.search-results-header h2 {
  margin: 0;
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.search-results-header p {
  margin: 0.25rem 0 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.finding-card {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.03);
  transition: all 0.3s ease, box-shadow 0.3s ease;
}

.finding-card:hover {
  box-shadow: 0 0 15px var(--glow-color);
  border-color: var(--accent);
}

.finding-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.finding-reason {
  margin-bottom: 0.75rem;
  color: var(--text);
}

.finding-line {
  display: block;
  background: rgba(255, 255, 255, 0.04);
  padding: 0.9rem;
  border-radius: 8px;
  overflow-x: auto;
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.8rem;
  margin-bottom: 0.75rem;
}

.finding-card .btn {
  margin-top: 0.5rem;
}



.findings-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  max-height: 480px;
  overflow-y: auto;
}

.finding-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  border-left: 4px solid var(--medium);
  transition: all 0.3s ease, box-shadow 0.3s ease;
}

.finding-card:hover {
  box-shadow: 0 0 15px var(--glow-color);
  border-color: var(--accent);
}

.finding-card.critical { border-left-color: var(--critical); }
.finding-card.high { border-left-color: var(--high); }
.finding-card.medium { border-left-color: var(--medium); }
.finding-card.low { border-left-color: var(--low); }

.finding-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.4rem;
  align-items: center;
}

.badge {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  background: var(--surface-2);
}

.badge.critical { color: var(--critical); }
.badge.high { color: var(--high); }
.badge.medium { color: var(--medium); }
.badge.low { color: var(--low); }

.category-tag {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.finding-reason {
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
}

.finding-line {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  word-break: break-all;
  white-space: pre-wrap;
}

.findings-toolbar {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.findings-filter-btn.active {
  border-color: var(--accent);
  background: rgba(255, 107, 53, 0.12);
}

.priority-group {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.priority-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.1rem;
}

.priority-title {
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: capitalize;
}

.priority-title.critical { color: var(--critical); }
.priority-title.high { color: var(--high); }
.priority-title.medium { color: var(--medium); }
.priority-title.low { color: var(--low); }

.priority-subtitle {
  color: var(--text-muted);
  font-size: 0.78rem;
}

.btn.small {
  padding: 0.35rem 0.6rem;
  font-size: 0.75rem;
}

.fixlist-toolbar {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  align-items: center;
  flex-wrap: wrap;
}

.toggle-label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  cursor: pointer;
  user-select: none;
}

.toggle-label input[type="checkbox"] {
  cursor: pointer;
  accent-color: var(--accent);
}

.fixlist-content {
  font-family: var(--mono);
  font-size: 0.8rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  min-height: 200px;
  max-height: 480px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-all;
  color: var(--text);
}

.fixlist-warning {
  font-size: 0.8rem;
  color: #ffc107;
  margin-left: auto;
  padding-left: 0.5rem;
}

.fixlist-output {
  font-family: var(--mono);
  font-size: 0.8rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  min-height: 200px;
  max-height: 480px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-all;
}

.empty-state {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.8rem;
  padding-top: 0.5rem;
}

.coming-soon {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  color: var(--text-muted);
  font-size: 1.1rem;
  font-weight: 500;
}

@media (max-width: 640px) {
  .app { padding: 1rem; }
  .panel-header { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
}