/**
 * UNINTENDED 2 — OSINT CTF Custom Theme
 * Atmosphere: Abandoned surveillance system, psychological mystery, Backrooms investigation terminal
 * Palette: Strict black, near-black, dark green, and terminal green accents
 */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:ital,wght@0,300;0,400;0,500;0,700;1,400&family=Space+Grotesk:wght@300;400;500;600;700&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  /* Core Color System */
  --bg-primary: #000000;
  --bg-secondary: #050505;
  --bg-card: #0B0D0C;
  --bg-card-hover: #0d120f;
  --bg-dark-green: #071A0D;
  --bg-green-surface: #0c2112;
  --bg-input: #040805;

  --green-primary: #00FF41;
  --green-primary-glow: rgba(0, 255, 65, 0.25);
  --green-muted: #4CAF70;
  --green-border: #0B3D1C;
  --green-dim: #16361e;

  --border-subtle: #141c16;
  --border-medium: #1f2e22;
  --border-active: #00FF41;

  --text-light: #D5DAD6;
  --text-gray: #7C827E;
  --text-dim: #444b46;
  --text-terminal: #00FF41;

  --error: #E03131;
  --error-bg: rgba(224, 49, 49, 0.08);
  --error-border: #521616;

  --warning: #F59F00;
  --warning-bg: rgba(245, 159, 0, 0.08);
  --warning-border: #523812;

  --success: #00FF41;
  --success-bg: rgba(0, 255, 65, 0.08);
  --success-border: #0B3D1C;

  /* Typography */
  --font-mono: 'JetBrains Mono', 'IBM Plex Mono', monospace;
  --font-sans: 'Space Grotesk', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Elevation & Shadows */
  --shadow-subtle: 0 4px 20px rgba(0, 0, 0, 0.85);
  --shadow-terminal: 0 0 15px rgba(0, 255, 65, 0.07);
  --glow-border: 0 0 8px rgba(0, 255, 65, 0.2);
}

/* ==========================================================================
   Base & Reset Overrides
   ========================================================================== */

html, body {
  background-color: var(--bg-primary) !important;
  color: var(--text-light) !important;
  font-family: var(--font-sans) !important;
  font-size: 15px;
  line-height: 1.6;
  letter-spacing: 0.2px;
  min-height: 100vh;
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* The landing page uses a subdued, animated backrooms image behind the UI. */
.backrooms-background {
  position: fixed;
  z-index: 0;
  inset: -3vh -3vw;
  pointer-events: none;
  background:
    linear-gradient(rgba(7, 30, 13, 0.54), rgba(4, 18, 8, 0.7)),
    url('/themes/core/static/img/kC07YC.gif') center / cover no-repeat;
  filter: sepia(0.35) hue-rotate(65deg) saturate(1.8) brightness(0.68) contrast(0.9);
  animation: backroomsDrift 28s ease-in-out infinite alternate;
  transform: translate3d(0, 0, 0) scale(1.02);
  will-change: transform, background-position;
}

.backrooms-background::after {
  position: absolute;
  content: '';
  inset: 0;
  background: rgba(0, 18, 5, 0.28);
}

@keyframes backroomsDrift {
  0% {
    background-position: 48% 50%;
    transform: translate3d(-0.7%, 0, 0) scale(1.02);
  }
  100% {
    background-position: 52% 50%;
    transform: translate3d(0.7%, -0.35%, 0) scale(1.06);
  }
}

@media (prefers-reduced-motion: reduce) {
  .backrooms-background {
    animation: none;
  }
}

.investigations-page::before {
  position: fixed;
  z-index: 0;
  content: '';
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(5, 25, 12, 0.62), rgba(2, 12, 6, 0.78)),
    url('/themes/core/static/img/Ji2_fJ.gif') center / cover no-repeat;
  filter: sepia(0.3) hue-rotate(65deg) saturate(1.7) brightness(0.62) contrast(0.92);
}

.investigations-page .jumbotron {
  background: transparent !important;
  border-bottom: 0;
}

.investigations-page .jumbotron::before {
  display: none;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--green-border);
  border-radius: 0px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--green-muted);
}

/* Typography elements */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-light);
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
}

h1 {
  font-size: 1.85rem;
}

h2 {
  font-size: 1.45rem;
}

h3 {
  font-size: 1.15rem;
}

p, span, li, td, th {
  color: var(--text-light);
}

.text-muted {
  color: var(--text-gray) !important;
}

a {
  color: var(--green-muted) !important;
  text-decoration: none !important;
  transition: color 0.18s ease, text-shadow 0.18s ease;
}

a:hover {
  color: var(--green-primary) !important;
  text-shadow: 0 0 6px var(--green-primary-glow);
}

code, pre, .font-mono {
  font-family: var(--font-mono) !important;
}

/* ==========================================================================
   Atmospheric Overlays: Scanlines, Vignette, Screen Noise
   ========================================================================== */

.crt-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 9998;
  background: linear-gradient(
    rgba(18, 16, 16, 0) 50%, 
    rgba(0, 0, 0, 0.35) 50%
  ), linear-gradient(
    90deg,
    rgba(255, 0, 0, 0.015),
    rgba(0, 255, 0, 0.01),
    rgba(0, 0, 255, 0.015)
  );
  background-size: 100% 3px, 6px 100%;
  opacity: 0.35;
}

.vignette-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 9997;
  background: radial-gradient(
    circle at 50% 50%,
    transparent 60%,
    rgba(0, 0, 0, 0.75) 100%
  );
}

/* Subtle surveillance noise layer */
.surveillance-noise {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 9996;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* Blinking cursor */
.terminal-cursor {
  display: inline-block;
  width: 8px;
  height: 15px;
  background-color: var(--green-primary);
  margin-left: 4px;
  vertical-align: middle;
  animation: cursorBlink 1.1s steps(2, start) infinite;
}

@keyframes cursorBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* Subtle system pulse */
.pulse-indicator {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--green-primary);
  box-shadow: 0 0 6px var(--green-primary);
  margin-right: 6px;
  animation: subtlePulse 3s ease-in-out infinite;
}

@keyframes subtlePulse {
  0%, 100% { opacity: 0.7; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.15); }
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */

.navbar {
  background-color: rgba(5, 5, 5, 0.94) !important;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-medium) !important;
  padding: 0.65rem 1rem !important;
  position: sticky !important;
  top: 0;
  z-index: 1030;
}

.unintended-brand {
  display: flex;
  flex-direction: column;
  padding: 0 !important;
  text-decoration: none !important;
}

.unintended-brand .brand-title {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--text-light) !important;
  display: flex;
  align-items: center;
}

.unintended-brand .brand-title .brand-accent {
  color: var(--green-primary) !important;
  margin-left: 2px;
}

.unintended-brand .brand-subtitle {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 1.5px;
  color: var(--green-muted) !important;
  margin-top: -2px;
}

.navbar-nav .nav-link {
  font-family: var(--font-mono) !important;
  font-size: 0.8rem !important;
  letter-spacing: 1px !important;
  color: var(--text-gray) !important;
  padding: 0.5rem 0.85rem !important;
  text-transform: uppercase;
  transition: all 0.15s ease;
  border: 1px solid transparent;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link:focus {
  color: var(--green-primary) !important;
  background: var(--bg-dark-green);
  border-color: var(--green-border);
}

.navbar-nav .nav-link.active {
  color: var(--green-primary) !important;
  border-bottom: 1px solid var(--green-primary) !important;
}

.nav-status-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--green-primary);
  border: 1px solid var(--green-border);
  background: var(--bg-dark-green);
  padding: 0.2rem 0.6rem;
  margin-left: 0.75rem;
  display: inline-flex;
  align-items: center;
  letter-spacing: 0.5px;
}

.navbar-toggler {
  border: 1px solid var(--border-medium) !important;
  background: var(--bg-card) !important;
  border-radius: 0 !important;
  padding: 0.35rem 0.6rem !important;
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 1px var(--green-primary) !important;
}

.navbar-toggler-icon {
  filter: invert(1) brightness(0.7);
}

/* ==========================================================================
   Jumbotron / Hero Header (Global)
   ========================================================================== */

.jumbotron {
  background-color: var(--bg-secondary) !important;
  border-bottom: 1px solid var(--border-subtle);
  padding: 2.5rem 0 2rem 0 !important;
  margin-bottom: 2rem !important;
  position: relative;
}

.jumbotron::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--green-border), transparent);
}

.jumbotron h1 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
  letter-spacing: 2px;
  color: var(--text-light);
  display: flex;
  align-items: center;
}

.jumbotron h1::before {
  content: "// ";
  color: var(--green-muted);
  font-weight: 400;
  margin-right: 0.35rem;
}

.jumbotron-meta {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-gray);
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* ==========================================================================
   Landing Page (Terminal & Negative Space Portal)
   ========================================================================== */

.landing-container {
  min-height: calc(100vh - 130px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 2.5rem 1rem;
  position: relative;
}

.landing-system-banner {
  text-align: center;
  max-width: 680px;
  width: 100%;
  margin-bottom: 2rem;
}

.landing-title {
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: 5px;
  color: var(--text-light);
  margin-bottom: 0.4rem;
  text-transform: uppercase;
}

.landing-subtitle {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 3px;
  color: var(--green-muted);
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.landing-telemetry {
  display: inline-flex;
  gap: 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border-medium);
  padding: 0.4rem 1.2rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-gray);
  letter-spacing: 1px;
}

.landing-telemetry .telemetry-online {
  color: var(--green-primary);
}

/* Reusable Terminal Component */
.unintended-terminal {
  background: var(--bg-card);
  border: 1px solid var(--border-medium);
  box-shadow: var(--shadow-subtle), var(--shadow-terminal);
  width: 100%;
  max-width: 680px;
  margin: 0 auto 2.5rem auto;
  font-family: var(--font-mono);
  position: relative;
}

.terminal-header {
  background: var(--bg-dark-green);
  border-bottom: 1px solid var(--border-medium);
  padding: 0.45rem 0.85rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.72rem;
  letter-spacing: 1px;
  color: var(--text-gray);
}

.terminal-header .terminal-title {
  color: var(--green-muted);
  font-weight: 600;
}

.terminal-controls {
  display: flex;
  gap: 6px;
}

.terminal-dot {
  width: 8px;
  height: 8px;
  border: 1px solid var(--green-border);
  background: var(--bg-primary);
}

.terminal-body {
  padding: 1.25rem 1.5rem;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--text-light);
  min-height: 140px;
}

.terminal-line {
  margin-bottom: 0.35rem;
  color: var(--text-gray);
}

.terminal-line.terminal-system {
  color: var(--green-primary);
}

.terminal-line.terminal-alert {
  color: var(--warning);
}

.terminal-line.terminal-lead {
  color: var(--text-light);
}

.terminal-prompt-sym {
  color: var(--green-primary);
  margin-right: 8px;
  user-select: none;
}

/* Primary Enter Investigation Button */
.btn-enter-investigation {
  background: var(--bg-dark-green);
  color: var(--green-primary) !important;
  border: 1px solid var(--green-border);
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 2px;
  padding: 0.85rem 2.2rem;
  text-transform: uppercase;
  border-radius: 0;
  transition: all 0.2s ease;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 10px rgba(0, 255, 65, 0.05);
}

.btn-enter-investigation:hover {
  background: var(--green-primary);
  color: #000000 !important;
  border-color: var(--green-primary);
  box-shadow: 0 0 18px rgba(0, 255, 65, 0.35);
  transform: translateY(-1px);
}

.btn-enter-investigation .btn-brackets {
  color: var(--green-muted);
  transition: color 0.2s ease;
}

.btn-enter-investigation:hover .btn-brackets {
  color: #000000;
}

.landing-quick-nav {
  display: flex;
  gap: 2rem;
  margin-top: 2rem;
}

.landing-quick-link {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-gray) !important;
  letter-spacing: 1px;
  text-transform: uppercase;
  border-bottom: 1px dashed var(--border-medium);
  padding-bottom: 2px;
}

.landing-quick-link:hover {
  color: var(--green-muted) !important;
  border-color: var(--green-muted);
}

/* ==========================================================================
   Challenges Grid & Investigation File Cards
   ========================================================================== */

.category-header {
  border-bottom: 1px solid var(--border-medium);
  padding-bottom: 0.5rem;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  z-index: 2;
}

.category-header h3 {
  font-size: 1.05rem;
  letter-spacing: 1.5px;
  color: var(--text-light);
  margin: 0;
  display: flex;
  align-items: center;
}

.category-header h3::before {
  content: "// ";
  color: var(--green-muted);
  font-weight: 400;
}

.category-header h3 span {
  color: var(--text-light);
  text-shadow: 0 0 10px rgba(0, 255, 65, 0.22);
}

.category-icon {
  margin-right: 0.55rem;
  color: var(--green-primary);
  font-size: 0.95rem;
}

.category-count {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-gray);
  letter-spacing: 1px;
}

/* Investigation File Card */
.challenge-button {
  background: var(--bg-card) !important;
  border: 1px solid var(--border-medium) !important;
  border-radius: 0 !important;
  padding: 1rem 1.1rem !important;
  text-align: left !important;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1) !important;
  position: relative !important;
  box-shadow: none !important;
  display: flex !important;
  flex-direction: column !important;
  justify-content: space-between !important;
  min-height: 140px;
}

.challenge-button:hover {
  background: var(--bg-card-hover) !important;
  border-color: var(--green-muted) !important;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.6) !important;
  transform: translateY(-2px);
}

.challenge-button:focus {
  outline: none !important;
  border-color: var(--green-primary) !important;
  box-shadow: 0 0 0 1px var(--green-primary) !important;
}

/* Top Case Bar */
.case-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-gray);
  letter-spacing: 1px;
  margin-bottom: 0.75rem;
}

.case-id {
  color: var(--green-muted);
  font-weight: 600;
}

.case-points {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-light);
  background: var(--bg-dark-green);
  border: 1px solid var(--border-medium);
  padding: 0.15rem 0.45rem;
  letter-spacing: 0.5px;
}

/* Case Title */
.case-title {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-light);
  letter-spacing: 0.2px;
  margin: 0 0 1rem 0;
  line-height: 1.35;
}

/* Bottom Status Row */
.case-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  border-top: 1px solid var(--border-subtle);
  padding-top: 0.55rem;
  margin-top: auto;
}

.case-status-indicator {
  display: inline-flex;
  align-items: center;
  letter-spacing: 0.5px;
}

.case-status-indicator .status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  margin-right: 5px;
  background-color: var(--text-dim);
}

.case-status-indicator.status-unsolved {
  color: var(--text-gray);
}

.case-status-indicator.status-solved {
  color: var(--green-primary);
}

.case-status-indicator.status-solved .status-dot {
  background-color: var(--green-primary);
  box-shadow: 0 0 5px var(--green-primary);
}

/* Solved Case Card Styling (Subtle green indicator, NO garish glow) */
.challenge-button.challenge-solved {
  background: #06110a !important;
  border-color: #12381e !important;
}

.challenge-button.challenge-solved:hover {
  border-color: var(--green-muted) !important;
}

.challenge-button.challenge-solved .case-id {
  color: var(--green-primary);
}

.challenge-button.challenge-solved .case-title {
  color: #b7dbbf;
}

/* Category Filters Bar */
.investigation-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
  padding: 0.75rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
}

.filter-btn {
  background: transparent;
  border: 1px solid var(--border-medium);
  color: var(--text-gray);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 0.35rem 0.75rem;
  cursor: pointer;
  transition: all 0.15s ease;
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--bg-dark-green);
  border-color: var(--green-border);
  color: var(--green-primary);
}

/* ==========================================================================
   Investigation Dossier Modal (Challenge View)
   ========================================================================== */

.modal-content {
  background-color: var(--bg-card) !important;
  border: 1px solid var(--border-medium) !important;
  border-radius: 0 !important;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.95), var(--shadow-terminal) !important;
  color: var(--text-light) !important;
}

.modal-header {
  background-color: var(--bg-dark-green) !important;
  border-bottom: 1px solid var(--border-medium) !important;
  padding: 0.6rem 1.25rem !important;
  border-radius: 0 !important;
  align-items: center;
}

.dossier-header-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 1px;
  color: var(--text-gray);
}

.dossier-header-bar .dossier-id {
  color: var(--green-primary);
  font-weight: 700;
}

.btn-close-terminal {
  background: transparent;
  border: 1px solid var(--border-medium);
  color: var(--text-gray);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.2rem 0.5rem;
  cursor: pointer;
  line-height: 1;
  transition: all 0.15s ease;
}

.btn-close-terminal:hover {
  background: var(--error-bg);
  border-color: var(--error-border);
  color: var(--error);
}

.modal-body {
  padding: 1.5rem 1.75rem !important;
  background-color: var(--bg-card) !important;
}

/* Investigation Header metadata */
.case-dossier-meta {
  border: 1px solid var(--border-subtle);
  background: var(--bg-secondary);
  padding: 0.85rem 1rem;
  margin-bottom: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 0.75rem;
}

.dossier-field {
  display: flex;
  flex-direction: column;
}

.dossier-field-label {
  color: var(--text-gray);
  font-size: 0.68rem;
  letter-spacing: 1px;
  margin-bottom: 2px;
}

.dossier-field-value {
  color: var(--text-light);
  font-weight: 600;
}

.dossier-field-value.highlight-green {
  color: var(--green-primary);
}

/* Modal Tabs */
.nav-tabs {
  border-bottom: 1px solid var(--border-medium) !important;
  margin-bottom: 1.25rem !important;
}

.nav-tabs .nav-link {
  font-family: var(--font-mono) !important;
  font-size: 0.78rem !important;
  letter-spacing: 1px !important;
  color: var(--text-gray) !important;
  background: transparent !important;
  border: 1px solid transparent !important;
  border-radius: 0 !important;
  padding: 0.5rem 1rem !important;
  text-transform: uppercase;
}

.nav-tabs .nav-link:hover {
  color: var(--green-muted) !important;
  border-color: var(--border-subtle) !important;
}

.nav-tabs .nav-link.active {
  color: var(--green-primary) !important;
  background: var(--bg-dark-green) !important;
  border: 1px solid var(--green-border) !important;
  border-bottom-color: var(--bg-dark-green) !important;
}

/* Challenge Title & Value */
.challenge-name {
  font-family: var(--font-sans) !important;
  font-size: 1.45rem !important;
  font-weight: 700 !important;
  color: var(--text-light) !important;
  letter-spacing: 0.5px !important;
  margin-bottom: 0.25rem !important;
  text-align: left !important;
}

.challenge-value-badge {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--green-primary);
  background: var(--bg-dark-green);
  border: 1px solid var(--green-border);
  padding: 0.2rem 0.65rem;
  display: inline-block;
  margin-bottom: 1.25rem;
  letter-spacing: 1px;
}

/* Briefing / Description box */
.briefing-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-left: 3px solid var(--green-border);
  padding: 1.25rem 1.4rem;
  margin-bottom: 1.5rem;
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--text-light);
}

.briefing-box p:last-child {
  margin-bottom: 0;
}

.briefing-box pre {
  background: var(--bg-primary);
  border: 1px solid var(--border-medium);
  padding: 0.85rem;
  color: var(--green-muted);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  overflow-x: auto;
}

/* Connection info */
.connection-info-box {
  background: var(--bg-primary);
  border: 1px dashed var(--border-medium);
  padding: 0.65rem 1rem;
  margin-bottom: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--green-muted);
  display: flex;
  align-items: center;
}

.connection-info-box .conn-prefix {
  color: var(--text-gray);
  margin-right: 0.5rem;
  user-select: none;
}

/* Evidence Files */
.evidence-files-container {
  margin-bottom: 1.5rem;
}

.evidence-file-btn {
  background: var(--bg-secondary) !important;
  border: 1px solid var(--border-medium) !important;
  color: var(--text-light) !important;
  font-family: var(--font-mono) !important;
  font-size: 0.78rem !important;
  letter-spacing: 0.5px !important;
  padding: 0.5rem 0.85rem !important;
  border-radius: 0 !important;
  text-decoration: none !important;
  display: inline-flex !important;
  align-items: center !important;
  transition: all 0.15s ease !important;
  margin-right: 0.5rem;
  margin-bottom: 0.5rem;
}

.evidence-file-btn:hover {
  background: var(--bg-dark-green) !important;
  border-color: var(--green-border) !important;
  color: var(--green-primary) !important;
}

.evidence-file-btn i {
  margin-right: 0.45rem;
  color: var(--green-muted);
}

/* Hints / Sealed Leads */
.investigation-hints-container {
  margin-bottom: 1.5rem;
}

.hint-dossier {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  margin-bottom: 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.hint-dossier summary {
  padding: 0.65rem 1rem;
  cursor: pointer;
  color: var(--text-gray);
  user-select: none;
  transition: color 0.15s ease;
}

.hint-dossier summary:hover {
  color: var(--green-muted);
}

.hint-dossier[open] summary {
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-light);
}

.hint-dossier div {
  padding: 0.85rem 1rem;
  color: var(--text-light);
  line-height: 1.6;
}

/* Terminal Submission Row */
.submission-terminal-block {
  background: var(--bg-secondary);
  border: 1px solid var(--border-medium);
  padding: 1.1rem 1.25rem;
  margin-top: 1.5rem;
}

.submission-terminal-header {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--green-muted);
  letter-spacing: 1px;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
}

.terminal-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.terminal-input-symbol {
  position: absolute;
  left: 0.85rem;
  color: var(--green-primary);
  font-family: var(--font-mono);
  font-size: 0.95rem;
  pointer-events: none;
}

.form-control.challenge-input {
  background: var(--bg-input) !important;
  border: 1px solid var(--border-medium) !important;
  border-radius: 0 !important;
  color: var(--green-primary) !important;
  font-family: var(--font-mono) !important;
  font-size: 0.88rem !important;
  padding: 0.65rem 0.85rem 0.65rem 2.2rem !important;
  letter-spacing: 1px;
  transition: all 0.2s ease;
}

.form-control.challenge-input:focus {
  background: var(--bg-input) !important;
  border-color: var(--green-primary) !important;
  box-shadow: 0 0 8px rgba(0, 255, 65, 0.2) !important;
  outline: none !important;
}

.form-control.challenge-input::placeholder {
  color: var(--text-dim) !important;
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.btn.challenge-submit {
  background: var(--bg-dark-green) !important;
  border: 1px solid var(--green-border) !important;
  color: var(--green-primary) !important;
  font-family: var(--font-mono) !important;
  font-size: 0.82rem !important;
  font-weight: 600 !important;
  letter-spacing: 1.5px !important;
  border-radius: 0 !important;
  text-transform: uppercase;
  padding: 0.65rem 1.25rem !important;
  transition: all 0.18s ease;
  height: 100%;
}

.btn.challenge-submit:hover {
  background: var(--green-primary) !important;
  color: #000000 !important;
  border-color: var(--green-primary) !important;
  box-shadow: 0 0 12px rgba(0, 255, 65, 0.3) !important;
}

/* Alert Boxes (Modal & System Notifications) */
.alert {
  border-radius: 0 !important;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.5px;
  padding: 0.75rem 1.1rem !important;
  margin-top: 1rem;
}

.alert-success {
  background-color: var(--success-bg) !important;
  border: 1px solid var(--green-primary) !important;
  color: var(--green-primary) !important;
}

.alert-danger {
  background-color: var(--error-bg) !important;
  border: 1px solid var(--error) !important;
  color: var(--error) !important;
}

.alert-warning {
  background-color: var(--warning-bg) !important;
  border: 1px solid var(--warning) !important;
  color: var(--warning) !important;
}

.alert-info {
  background-color: var(--bg-dark-green) !important;
  border: 1px solid var(--green-border) !important;
  color: var(--green-muted) !important;
}

/* ==========================================================================
   Scoreboard (Global Investigation Database)
   ========================================================================== */

#score-graph {
  background: var(--bg-card);
  border: 1px solid var(--border-medium);
  padding: 1.25rem;
  margin-bottom: 2rem;
  min-height: 380px;
}

.table {
  color: var(--text-light) !important;
  border-color: var(--border-subtle) !important;
  margin-bottom: 2rem;
}

.table > :not(caption) > * > * {
  background-color: transparent !important;
  border-bottom: 1px solid var(--border-subtle) !important;
  padding: 0.85rem 1rem !important;
}

.table thead th {
  background-color: var(--bg-dark-green) !important;
  border-bottom: 1px solid var(--border-medium) !important;
  color: var(--text-gray) !important;
  font-family: var(--font-mono) !important;
  font-size: 0.75rem !important;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.table tbody tr {
  transition: background-color 0.15s ease;
}

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

.table tbody td, .table tbody th {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  vertical-align: middle;
}

/* Top 3 rank highlighting */
.rank-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-weight: 700;
  padding: 0.15rem 0.5rem;
}

.rank-1 {
  color: var(--green-primary);
  border: 1px solid var(--green-primary);
  background: var(--bg-dark-green);
  box-shadow: 0 0 8px rgba(0, 255, 65, 0.15);
}

.rank-2 {
  color: #a3dbb5;
  border: 1px solid #2d5a39;
  background: var(--bg-secondary);
}

.rank-3 {
  color: #72a884;
  border: 1px solid #1a3c24;
  background: var(--bg-secondary);
}

/* Bracket pills in Scoreboard */
.nav-pills .nav-link {
  background: var(--bg-card) !important;
  border: 1px solid var(--border-medium) !important;
  color: var(--text-gray) !important;
  font-family: var(--font-mono) !important;
  font-size: 0.75rem !important;
  letter-spacing: 1px !important;
  border-radius: 0 !important;
  margin: 0 4px 6px 0;
  text-transform: uppercase;
}

.nav-pills .nav-link.active {
  background: var(--bg-dark-green) !important;
  border-color: var(--green-border) !important;
  color: var(--green-primary) !important;
}

/* ==========================================================================
   Forms & Authentication (Login, Register, Settings)
   ========================================================================== */

.auth-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-medium);
  box-shadow: var(--shadow-subtle);
  padding: 2rem 2.25rem;
  margin-top: 1rem;
}

.auth-header {
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
}

.auth-header h2 {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--text-light);
  letter-spacing: 1.5px;
  margin: 0 0 0.35rem 0;
}

.auth-header .auth-status {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--green-muted);
  letter-spacing: 1px;
}

.form-label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-gray);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 0.35rem;
}

.form-control, .form-select {
  background-color: var(--bg-input) !important;
  border: 1px solid var(--border-medium) !important;
  border-radius: 0 !important;
  color: var(--text-light) !important;
  font-family: var(--font-mono) !important;
  font-size: 0.85rem !important;
  transition: all 0.15s ease;
}

.form-control:focus, .form-select:focus {
  background-color: var(--bg-input) !important;
  border-color: var(--green-primary) !important;
  box-shadow: 0 0 8px rgba(0, 255, 65, 0.18) !important;
  outline: none !important;
}

.form-text {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-dim) !important;
}

/* Unit enrollment page: keep Create/Join buttons the same height (matches .btn-primary padding) */
.auth-panel .btn {
  padding: 0.65rem 1.4rem !important;
}

.btn-primary {
  background: var(--bg-dark-green) !important;
  border: 1px solid var(--green-border) !important;
  color: var(--green-primary) !important;
  font-family: var(--font-mono) !important;
  font-size: 0.85rem !important;
  font-weight: 600 !important;
  letter-spacing: 1.5px !important;
  border-radius: 0 !important;
  text-transform: uppercase;
  padding: 0.65rem 1.4rem !important;
  transition: all 0.18s ease;
}

.btn-primary:hover, .btn-primary:focus {
  background: var(--green-primary) !important;
  color: #000000 !important;
  border-color: var(--green-primary) !important;
  box-shadow: 0 0 14px rgba(0, 255, 65, 0.3) !important;
}

.btn-secondary {
  background: var(--bg-card) !important;
  border: 1px solid var(--border-medium) !important;
  color: var(--text-gray) !important;
  font-family: var(--font-mono) !important;
  font-size: 0.85rem !important;
  letter-spacing: 1px !important;
  border-radius: 0 !important;
  text-transform: uppercase;
}

.btn-secondary:hover {
  background: var(--bg-dark-green) !important;
  border-color: var(--green-border) !important;
  color: var(--green-primary) !important;
}

/* ==========================================================================
   Investigator Dossier / User Profile
   ========================================================================== */

.dossier-card {
  background: var(--bg-card);
  border: 1px solid var(--border-medium);
  padding: 1.75rem;
  margin-bottom: 2rem;
}

.dossier-title-bar {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  border-bottom: 1px solid var(--border-medium);
  padding-bottom: 0.85rem;
  margin-bottom: 1.25rem;
}

.dossier-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.stat-item {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  padding: 0.85rem;
  text-align: center;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-gray);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 0.3rem;
}

.stat-value {
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--green-primary);
}

/* Badges */
.badge {
  border-radius: 0 !important;
  font-family: var(--font-mono) !important;
  font-size: 0.7rem !important;
  letter-spacing: 0.8px;
  padding: 0.3em 0.65em !important;
  font-weight: 500;
}

.badge.bg-primary {
  background: var(--bg-dark-green) !important;
  border: 1px solid var(--green-border) !important;
  color: var(--green-primary) !important;
}

.badge.bg-secondary {
  background: var(--bg-secondary) !important;
  border: 1px solid var(--border-medium) !important;
  color: var(--text-gray) !important;
}

.badge.bg-info {
  background: var(--bg-dark-green) !important;
  border: 1px solid var(--green-muted) !important;
  color: var(--green-muted) !important;
}

/* ==========================================================================
   Error Diagnostics Pages (404, 403, 500)
   ========================================================================== */

.error-diagnostic-panel {
  max-width: 620px;
  margin: 4rem auto;
  background: var(--bg-card);
  border: 1px solid var(--error-border);
  box-shadow: 0 0 25px rgba(224, 49, 49, 0.08);
  font-family: var(--font-mono);
  padding: 2rem;
}

.error-code-badge {
  color: var(--error);
  font-size: 0.85rem;
  letter-spacing: 2px;
  margin-bottom: 0.75rem;
}

.error-title {
  color: var(--text-light);
  font-size: 1.45rem;
  margin-bottom: 1rem;
}

.error-description {
  color: var(--text-gray);
  font-size: 0.88rem;
  line-height: 1.6;
  margin-bottom: 1.75rem;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
  background: transparent !important;
  border-top: 0;
  padding: 1.5rem 0;
  margin-top: 4rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
  letter-spacing: 1px;
}

.footer-system-status {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.landing-social-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1.5rem;
  margin-top: 1.25rem;
}

.landing-social-links a {
  color: #a4aaa6 !important;
  font-size: 2rem;
  line-height: 1;
  text-shadow: none;
}

.landing-social-links a:hover {
  color: #d5dad6 !important;
  text-shadow: 0 0 6px rgba(213, 218, 214, 0.35);
}

/* ==========================================================================
   Accessibility: Reduced Motion
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
  *, ::before, ::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .crt-overlay, .surveillance-noise {
    display: none !important;
  }
}

/* ==========================================================================
   Responsive Adaptations
   ========================================================================== */

@media (max-width: 768px) {
  .landing-title {
    font-size: 1.75rem;
    letter-spacing: 3px;
  }
  .landing-telemetry {
    flex-direction: column;
    gap: 0.4rem;
  }
  .terminal-body {
    padding: 1rem;
    font-size: 0.78rem;
  }
  .case-dossier-meta {
    grid-template-columns: 1fr 1fr;
  }
  .dossier-stats-grid {
    grid-template-columns: 1fr 1fr;
  }
  .navbar-nav .nav-link {
    padding: 0.6rem 0.5rem !important;
    border-bottom: 1px solid var(--border-subtle);
  }
  .nav-status-badge {
    margin: 0.5rem 0 0 0;
    width: fit-content;
  }
}

/* Alpine Cloak */
[x-cloak] {
  display: none !important;
}

/* Toast Notifications */
.toast {
  background-color: var(--bg-card) !important;
  border: 1px solid var(--green-border) !important;
  border-radius: 0 !important;
  color: var(--text-light) !important;
  font-family: var(--font-mono);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.9), 0 0 10px rgba(0, 255, 65, 0.15) !important;
}

.toast-header {
  background-color: var(--bg-dark-green) !important;
  border-bottom: 1px solid var(--border-medium) !important;
  color: var(--green-primary) !important;
  border-radius: 0 !important;
  font-size: 0.8rem;
}

.toast-body {
  padding: 0.85rem 1rem;
  font-size: 0.85rem;
  line-height: 1.5;
}

.modal-backdrop {
  background-color: #000000 !important;
  opacity: 0.85 !important;
}