:root {
  --c6s-dark: #2d2a2e;
  --c6s-panel: #3a3640;
  --c6s-border: #504a52;
  --c6s-accent: #a8c196;
  --c6s-accent-dim: #8faa7b;
  --c6s-red: #ef4444;
  --c6s-amber: #f59e0b;
  --c6s-green: #22c55e;
  --c6s-text: #d4cab9;
  --c6s-text-dim: #beb3a7;
  --c6s-text-bright: #f5f0e8;
  --c6s-highlight: rgba(168, 193, 150, 0.1);
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-heading: Georgia, 'Times New Roman', serif;
}

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

body {
  font-family: var(--font);
  background: var(--c6s-dark);
  color: var(--c6s-text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2rem;
}

/* ===== Site Navigation ===== */
.site-nav {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(45, 42, 46, 0.92);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(143, 170, 123, 0.08);
  z-index: 1000;
  height: 72px;
}

.site-nav .nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 72px;
}

.site-nav .logo-text {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--c6s-text-bright);
  letter-spacing: -0.02em;
  text-decoration: none;
}

.site-nav .logo-text span {
  color: var(--c6s-accent);
}

.site-nav .nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.site-nav .nav-links a {
  color: var(--c6s-text);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: color 0.2s;
}

.site-nav .nav-links a:hover {
  color: var(--c6s-accent);
}

.site-nav .nav-links a.active {
  color: var(--c6s-accent);
}

/* ===== Header Bar (classification bar) ===== */
.header-bar {
  background: linear-gradient(135deg, #2d2a2e 0%, #3a3640 100%);
  border-bottom: 2px solid var(--c6s-accent);
  padding: 1rem 2rem;
  margin-top: 72px;
}

.header-bar .brand {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1100px;
  margin: 0 auto;
}

.header-bar .logo {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c6s-accent);
}

.header-bar .classification {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c6s-amber);
  background: rgba(245, 158, 11, 0.1);
  padding: 0.25rem 0.75rem;
  border-radius: 3px;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

/* ===== Breadcrumb ===== */
nav.breadcrumb {
  padding: 0.75rem 0;
  font-size: 0.8rem;
  color: var(--c6s-text-dim);
  border-bottom: 1px solid var(--c6s-border);
  margin-bottom: 2rem;
}

nav.breadcrumb a {
  color: var(--c6s-accent);
  text-decoration: none;
}

nav.breadcrumb a:hover {
  text-decoration: underline;
}

/* Title Block */
.title-block {
  margin-bottom: 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--c6s-border);
}

.title-block h1 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--c6s-text-bright);
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

.title-block .subtitle {
  font-size: 1rem;
  color: var(--c6s-accent);
  font-weight: 500;
  margin-bottom: 1rem;
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.5rem 2rem;
  font-size: 0.8rem;
  color: var(--c6s-text-dim);
}

.meta-grid .label {
  font-weight: 600;
  color: var(--c6s-text);
  text-transform: uppercase;
  font-size: 0.7rem;
  letter-spacing: 0.05em;
}

/* Sections */
section {
  margin-bottom: 2.5rem;
}

h2 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--c6s-text-bright);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--c6s-accent);
  margin-bottom: 1rem;
}

h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--c6s-accent);
  margin-bottom: 0.75rem;
  margin-top: 1.5rem;
}

p { margin-bottom: 1rem; }

/* Panels */
.panel {
  background: var(--c6s-panel);
  border: 1px solid var(--c6s-border);
  border-radius: 6px;
  padding: 1.25rem;
  margin-bottom: 1rem;
}

.panel.highlight {
  border-left: 3px solid var(--c6s-accent);
  background: var(--c6s-highlight);
}

.panel.warning {
  border-left: 3px solid var(--c6s-amber);
  background: rgba(245, 158, 11, 0.05);
}

.panel.critical {
  border-left: 3px solid var(--c6s-red);
  background: rgba(239, 68, 68, 0.05);
}

.panel.success {
  border-left: 3px solid var(--c6s-green);
  background: rgba(34, 197, 94, 0.05);
}

.panel-title {
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.panel.highlight .panel-title { color: var(--c6s-accent); }
.panel.warning .panel-title { color: var(--c6s-amber); }
.panel.critical .panel-title { color: var(--c6s-red); }
.panel.success .panel-title { color: var(--c6s-green); }

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.5rem;
  font-size: 0.875rem;
}

th {
  background: var(--c6s-panel);
  color: var(--c6s-accent);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 2px solid var(--c6s-accent-dim);
}

td {
  padding: 0.6rem 1rem;
  border-bottom: 1px solid var(--c6s-border);
  vertical-align: top;
}

tr:hover td {
  background: rgba(168, 193, 150, 0.03);
}

/* Tags / Badges */
.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 3px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-red { background: rgba(239, 68, 68, 0.15); color: var(--c6s-red); border: 1px solid rgba(239, 68, 68, 0.3); }
.badge-amber { background: rgba(245, 158, 11, 0.15); color: var(--c6s-amber); border: 1px solid rgba(245, 158, 11, 0.3); }
.badge-green { background: rgba(34, 197, 94, 0.15); color: var(--c6s-green); border: 1px solid rgba(34, 197, 94, 0.3); }
.badge-blue { background: rgba(168, 193, 150, 0.15); color: var(--c6s-accent); border: 1px solid rgba(168, 193, 150, 0.3); }

/* Confidence meter */
.confidence-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0.5rem 0;
}

.confidence-bar .bar {
  flex: 1;
  height: 6px;
  background: var(--c6s-border);
  border-radius: 3px;
  overflow: hidden;
}

.confidence-bar .bar .fill {
  height: 100%;
  border-radius: 3px;
  transition: width 0.3s ease;
}

.confidence-bar .pct {
  font-size: 0.75rem;
  font-weight: 700;
  min-width: 3rem;
  text-align: right;
}

/* Cards grid (for index) */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.25rem;
  margin: 1.5rem 0;
}

.card {
  background: var(--c6s-panel);
  border: 1px solid var(--c6s-border);
  border-radius: 8px;
  padding: 1.5rem;
  transition: border-color 0.2s, transform 0.2s;
  text-decoration: none;
  color: inherit;
  display: block;
}

.card:hover {
  border-color: var(--c6s-accent);
  transform: translateY(-2px);
}

.card .card-icon {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

.card h3 {
  margin-top: 0;
  margin-bottom: 0.5rem;
  color: var(--c6s-text-bright);
}

.card p {
  font-size: 0.85rem;
  color: var(--c6s-text-dim);
  margin-bottom: 0;
}

.card .card-badge {
  margin-top: 0.75rem;
}

/* Timeline */
.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0.5rem;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--c6s-accent-dim);
}

.timeline-item {
  position: relative;
  margin-bottom: 1.25rem;
  padding-left: 1rem;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -1.65rem;
  top: 0.5rem;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--c6s-accent);
  border: 2px solid var(--c6s-dark);
}

.timeline-item .time {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--c6s-accent);
}

.timeline-item .event {
  font-size: 0.9rem;
}

/* Lists */
ul, ol {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

li {
  margin-bottom: 0.4rem;
}

/* Footer */
.footer {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--c6s-border);
  font-size: 0.75rem;
  color: var(--c6s-text-dim);
  text-align: center;
}

.footer a {
  color: var(--c6s-accent);
  text-decoration: none;
}

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

/* Prediction timestamps */
.prediction-timestamp {
  font-size: 0.75rem;
  color: var(--c6s-text-dim);
  margin-top: 0.5rem;
}

.prediction-status {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 3px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: rgba(245, 158, 11, 0.15);
  color: var(--c6s-amber);
  border: 1px solid rgba(245, 158, 11, 0.3);
  margin-left: 0.5rem;
}

/* Responsive nav */
@media (max-width: 900px) {
  .site-nav .nav-links {
    display: none;
  }
}

/* Print */
@media print {
  .site-nav { display: none; }
  .header-bar { margin-top: 0; }
  body { background: white; color: #1a1a1a; }
  .header-bar { position: static; background: white; border-bottom-color: #333; }
  .header-bar .logo { color: #333; }
  .panel { border-color: #ccc; background: #f9f9f9; }
  .card:hover { transform: none; }
  th { background: #eee; color: #333; }
  td { border-color: #ddd; }
  h2 { border-bottom-color: #333; color: #1a1a1a; }
}