:root {
  --bg-dark: #0a0a0c;
  --bg-card: #141418;
  --text-main: #ffffff;
  --text-high-contrast: #e4e4e7;
  --text-muted: #d4d4d8;
  /* High-contrast light gray for WCAG AAA compliance */
  --border-stark: #3f3f46;
  --accent-amber: #fbbf24;
  --accent-green: #4ade80;
}

body {
  font-family: 'Space Grotesk', sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.font-mono {
  font-family: 'JetBrains Mono', monospace;
}

/* Bootstrap Overrides for High Contrast */
.text-muted {
  color: var(--text-muted) !important;
}

/* Live Telemetry Bar */
.telemetry-bar {
  background-color: #000000;
  border-bottom: 1px solid var(--border-stark);
  font-size: 0.8rem;
  padding: 0.65rem 0;
  letter-spacing: 0.05em;
}

.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background-color: var(--accent-green);
  border-radius: 50%;
  margin-right: 8px;
  box-shadow: 0 0 10px var(--accent-green);
}

/* Structural Borders */
.b-stark {
  border: 1px solid var(--border-stark);
}

.b-bottom {
  border-bottom: 1px solid var(--border-stark);
}

.b-top {
  border-top: 1px solid var(--border-stark);
}

.b-right {
  border-right: 1px solid var(--border-stark);
}

/* Tactical Navigation & Dropdowns */
.navbar {
  background-color: var(--bg-dark);
  border-bottom: 1px solid var(--border-stark);
  padding: 1rem 0;
}

.brand-mark {
  font-weight: 700;
  letter-spacing: -0.04em;
  font-size: 1.4rem;
  text-transform: uppercase;
  color: #ffffff;
}

.nav-link-custom {
  color: var(--text-high-contrast) !important;
  font-weight: 500;
  transition: color 0.2s ease;
  padding: 0.5rem 0.75rem !important;
}

.nav-link-custom:hover,
.nav-link-custom:focus {
  color: var(--accent-amber) !important;
}

/* Dropdown Console Styling */
.dropdown-menu-tactical {
  background-color: var(--bg-card);
  border: 1px solid var(--border-stark);
  border-radius: 0;
  padding: 0.5rem 0;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8);
}

.dropdown-item-tactical {
  color: var(--text-high-contrast);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.88rem;
  font-weight: 500;
  padding: 0.65rem 1.25rem;
  transition: all 0.15s ease;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.dropdown-item-tactical:hover {
  background-color: #1c1c22;
  color: var(--accent-amber);
}

.dropdown-item-tactical .tag-mono {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  color: #71717a;
}

.dropdown-item-tactical:hover .tag-mono {
  color: var(--accent-amber);
}

/* Terminal Console Display */
.terminal-console {
  background-color: #000000;
  border: 1px solid var(--border-stark);
  padding: 1.5rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82rem;
  color: var(--text-high-contrast);
  overflow-x: auto;
}

.terminal-header {
  border-bottom: 1px solid var(--border-stark);
  padding-bottom: 0.75rem;
  margin-bottom: 1rem;
  color: #71717a;
}

.json-key {
  color: var(--accent-amber);
}

.json-string {
  color: var(--accent-green);
}

.json-num {
  color: #60a5fa;
}

/* Desktop Hover Trigger Logic */
@media (min-width: 992px) {
  .navbar .nav-item.dropdown:hover .dropdown-menu {
    display: block;
    margin-top: 0;
    animation: dropFade 0.2s ease forwards;
  }
}

@keyframes dropFade {
  from {
    opacity: 0;
    transform: translateY(6px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Hero Unit */
.hero-title {
  font-size: clamp(2.3rem, 5.5vw, 4.2rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.05;
  text-transform: uppercase;
  color: #ffffff;
}

/* Cards & Containers */
.dossier-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-stark);
  padding: 2.5rem;
  position: relative;
  height: 100%;
  transition: border-color 0.25s ease, background-color 0.25s ease;
}

.dossier-card:hover {
  border-color: #a1a1aa;
  background-color: #1c1c22;
}

.card-num {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  font-size: 0.85rem;
  color: var(--accent-amber);
  font-weight: 700;
}

/* Tactical High-Contrast Buttons */
.btn-tactical {
  background-color: #ffffff;
  color: #000000;
  border: 1px solid #ffffff;
  border-radius: 0;
  font-weight: 700;
  padding: 0.85rem 1.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.82rem;
  transition: all 0.2s ease;
  text-decoration: none;
  display: inline-block;
}

.btn-tactical:hover {
  background-color: var(--accent-amber);
  border-color: var(--accent-amber);
  color: #000000;
}

.btn-outline-tactical {
  background-color: transparent;
  color: #ffffff;
  border: 1px solid #71717a;
  border-radius: 0;
  font-weight: 600;
  padding: 0.85rem 1.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.82rem;
  transition: all 0.2s ease;
  text-decoration: none;
  display: inline-block;
}

.btn-outline-tactical:hover {
  border-color: #ffffff;
  background-color: #ffffff;
  color: #000000;
}

/* Form Inputs */
.form-control-tactical {
  background-color: #000000;
  border: 1px solid var(--border-stark);
  border-radius: 0;
  padding: 1rem;
  color: #ffffff;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9rem;
}

.form-control-tactical::placeholder {
  color: #71717a;
}

.form-control-tactical:focus {
  background-color: #000000;
  border-color: var(--accent-amber);
  color: #ffffff;
  box-shadow: none;
}

/* Metric Counters */
.metric-val {
  font-size: 2.8rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: #ffffff;
}

/* CTA Button Group Equal Width */
.btn-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.btn-cta-group .btn {
  flex: 1 1 0;
  min-width: 270px;
  max-width: 340px;
  text-align: center;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

@media (max-width: 576px) {
  .btn-cta-group .btn {
    flex: 1 1 100%;
    min-width: 0;
    max-width: 100%;
  }
}

/* Metric Display Responsive Adjustments */
.metric-val {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: #ffffff;
}

/* Responsive Border Utilities for Metrics */
@media (min-width: 576px) {
  .border-sm-start {
    border-left: 1px solid var(--border-stark) !important;
  }
  .border-sm-bottom-0 {
    border-bottom: 0 !important;
  }
}