:root {
  --bg-primary: #0d1117;
  --bg-card: #161b22;
  --bg-card-hover: #1c2128;
  --border-color: #30363d;
  --text-muted: #8b949e;
  --accent: #388bfd;

  --critical: #f85149;
  --high: #d29922;
  --medium: #388bfd;
  --low: #3fb950;

  --ml1: #e3b341;
  --ml2: #d29922;
  --ml3: #3fb950;
}

body {
  background-color: var(--bg-primary);
  color: #e6edf3;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

/* Nav */
#main-nav {
  background-color: #010409;
  border-bottom: 1px solid var(--border-color);
}

.brand-icon {
  font-size: 1.4rem;
  color: var(--accent);
}

.brand-text {
  font-weight: 600;
  letter-spacing: -0.3px;
}

.navbar-nav .nav-link {
  color: var(--text-muted);
  font-size: 0.9rem;
  padding: 0.4rem 0.8rem;
  border-radius: 6px;
  transition: color 0.15s, background 0.15s;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: #e6edf3;
  background: #1c2128;
}

/* Cards */
.e8-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  transition: border-color 0.2s, transform 0.15s;
}

.e8-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
}

/* Control cards on dashboard */
.control-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  text-decoration: none;
  color: inherit;
  display: block;
  padding: 1.25rem;
  transition: border-color 0.2s, background 0.15s;
}

.control-card:hover {
  border-color: var(--accent);
  background: var(--bg-card-hover);
  color: inherit;
}

.control-card .ctrl-icon {
  font-size: 1.8rem;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.control-card .ctrl-id {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--text-muted);
  text-transform: uppercase;
}

.control-card .ctrl-name {
  font-size: 0.95rem;
  font-weight: 600;
  margin-top: 0.2rem;
  line-height: 1.3;
}

.control-card .ctrl-count {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-top: 0.75rem;
}

.control-card .ctrl-count-label {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Severity badges */
.badge-critical { background: rgba(248,81,73,0.15); color: var(--critical); border: 1px solid rgba(248,81,73,0.3); }
.badge-high     { background: rgba(210,153,34,0.15); color: var(--high);     border: 1px solid rgba(210,153,34,0.3); }
.badge-medium   { background: rgba(56,139,253,0.15); color: var(--medium);   border: 1px solid rgba(56,139,253,0.3); }
.badge-low      { background: rgba(63,185,80,0.15);  color: var(--low);      border: 1px solid rgba(63,185,80,0.3); }
.badge-unknown  { background: rgba(139,148,158,0.15); color: var(--text-muted); border: 1px solid rgba(139,148,158,0.3); }

.badge-ml1 { background: rgba(227,179,65,0.15);  color: var(--ml1); border: 1px solid rgba(227,179,65,0.3); }
.badge-ml2 { background: rgba(210,153,34,0.15);  color: var(--ml2); border: 1px solid rgba(210,153,34,0.3); }
.badge-ml3 { background: rgba(63,185,80,0.15);   color: var(--ml3); border: 1px solid rgba(63,185,80,0.3); }

.level-badge, .ml-badge, .tag-badge {
  display: inline-block;
  padding: 0.2em 0.6em;
  border-radius: 5px;
  font-size: 0.75rem;
  font-weight: 600;
}

.tag-badge {
  background: rgba(56,139,253,0.1);
  color: #79c0ff;
  border: 1px solid rgba(56,139,253,0.25);
  font-family: monospace;
  font-size: 0.72rem;
}

.ctrl-badge {
  display: inline-block;
  padding: 0.2em 0.55em;
  border-radius: 5px;
  font-size: 0.72rem;
  font-weight: 700;
  background: rgba(56,139,253,0.12);
  color: #79c0ff;
  border: 1px solid rgba(56,139,253,0.2);
  font-family: monospace;
  letter-spacing: 0.5px;
}

/* Rules table */
.rules-table {
  font-size: 0.88rem;
}

.rules-table thead th {
  background: #0d1117;
  color: var(--text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  border-bottom: 1px solid var(--border-color);
  font-weight: 600;
  padding: 0.75rem 1rem;
  position: sticky;
  top: 0;
  z-index: 1;
}

.rules-table tbody tr {
  border-bottom: 1px solid var(--border-color);
  cursor: pointer;
  transition: background 0.1s;
}

.rules-table tbody tr:hover {
  background: var(--bg-card-hover);
}

.rules-table tbody td {
  padding: 0.75rem 1rem;
  vertical-align: middle;
}

.rule-title-cell {
  max-width: 400px;
}

.rule-title-link {
  color: #e6edf3;
  text-decoration: none;
  font-weight: 500;
}

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

/* Filter bar */
.filter-bar {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 1rem 1.25rem;
}

.filter-bar .form-select,
.filter-bar .form-control {
  background: #0d1117;
  border-color: var(--border-color);
  color: #e6edf3;
  font-size: 0.88rem;
}

.filter-bar .form-select:focus,
.filter-bar .form-control:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(56,139,253,0.15);
  background: #0d1117;
  color: #e6edf3;
}

/* Rule detail */
.detail-meta-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 1.25rem;
}

.detail-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.detail-value {
  font-size: 0.95rem;
  font-weight: 500;
}

.description-block {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-left: 3px solid var(--accent);
  border-radius: 0 10px 10px 0;
  padding: 1rem 1.25rem;
  font-size: 0.9rem;
  line-height: 1.7;
  white-space: pre-line;
}

.yaml-block {
  background: #161b22;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  overflow: hidden;
}

.yaml-block pre {
  margin: 0;
  padding: 1.25rem;
  font-size: 0.82rem;
  max-height: 500px;
  overflow-y: auto;
}

.tuning-block {
  background: rgba(227,179,65,0.07);
  border: 1px solid rgba(227,179,65,0.25);
  border-radius: 10px;
  padding: 1rem 1.25rem;
  font-size: 0.88rem;
  line-height: 1.6;
  white-space: pre-line;
}

/* Mapping page */
.mapping-control-header {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 1rem 1.25rem;
  cursor: pointer;
  transition: background 0.15s;
}

.mapping-control-header:hover {
  background: var(--bg-card-hover);
}

.technique-row {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 0.85rem 1rem;
  margin-bottom: 0.5rem;
}

.technique-id {
  font-family: monospace;
  font-size: 0.82rem;
  color: #79c0ff;
  font-weight: 600;
}

/* Page header */
.page-header {
  margin-bottom: 1.5rem;
}

.page-header h1 {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0;
}

.page-header .text-muted {
  font-size: 0.9rem;
}

/* Stat number */
.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--accent);
}

.stat-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* Emulation script path */
.emulation-path {
  font-family: monospace;
  font-size: 0.82rem;
  background: #0d1117;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 0.5rem 0.75rem;
  color: #3fb950;
}

/* FP rate indicator */
.fp-low    { color: var(--low); }
.fp-medium { color: var(--high); }
.fp-high   { color: var(--critical); }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #484f58; }

/* Search highlight */
mark {
  background: rgba(227,179,65,0.3);
  color: inherit;
  border-radius: 2px;
  padding: 0 2px;
}