/* ============================================
   THE LAST TRACE — Aarohan 2026
   FACE Club Investigation Portal
   Design System & Styles
   ============================================ */

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

/* ---------- CSS Variables ---------- */
:root {
  --bg-primary: #0b0d11;
  --bg-secondary: #12151c;
  --bg-tertiary: #1a1e28;
  --bg-card: #161a24;
  --bg-card-hover: #1e2330;
  --bg-overlay: rgba(11, 13, 17, 0.92);

  --text-primary: #e2e8f0;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-accent: #f59e0b;

  --amber-50: #fffbeb;
  --amber-100: #fef3c7;
  --amber-200: #fde68a;
  --amber-300: #fcd34d;
  --amber-400: #fbbf24;
  --amber-500: #f59e0b;
  --amber-600: #d97706;
  --amber-700: #b45309;
  --amber-800: #92400e;

  --red-400: #f87171;
  --red-500: #ef4444;
  --red-600: #dc2626;
  --red-900: #7f1d1d;

  --green-400: #4ade80;
  --green-500: #22c55e;

  --cyan-400: #22d3ee;
  --cyan-500: #06b6d4;

  --border-color: rgba(245, 158, 11, 0.15);
  --border-hover: rgba(245, 158, 11, 0.35);
  --glow-amber: 0 0 20px rgba(245, 158, 11, 0.15);
  --glow-amber-strong: 0 0 30px rgba(245, 158, 11, 0.25);
  --glow-red: 0 0 20px rgba(239, 68, 68, 0.2);

  --font-sans: 'IBM Plex Sans', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'IBM Plex Mono', monospace;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 400ms ease;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
}

::selection {
  background: rgba(245, 158, 11, 0.2);
  color: var(--amber-200);
}

a {
  color: var(--amber-500);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover {
  color: var(--amber-400);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}
::-webkit-scrollbar-thumb {
  background: var(--amber-800);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--amber-700);
}

/* ---------- Background Grain Overlay ---------- */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
  opacity: 0.4;
}

/* ---------- Navigation ---------- */
.nav-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(11, 13, 17, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  padding: 0 2rem;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--amber-500);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.nav-brand .brand-icon {
  width: 32px;
  height: 32px;
  border: 2px solid var(--amber-500);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
}

.nav-links {
  display: flex;
  gap: 8px;
  list-style: none;
}

.nav-links a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all var(--transition-normal);
  border: 1px solid transparent;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--amber-400);
  background: rgba(245, 158, 11, 0.08);
  border-color: var(--border-color);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}
.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--amber-500);
  transition: all var(--transition-normal);
  border-radius: 2px;
}

/* ---------- Hero Section ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 2rem 80px;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(ellipse at center, rgba(245, 158, 11, 0.04) 0%, transparent 70%);
  animation: hero-pulse 8s ease-in-out infinite;
}

@keyframes hero-pulse {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.1); }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  border: 1px solid var(--border-color);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--amber-400);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 2rem;
  background: rgba(245, 158, 11, 0.05);
  animation: fadeInUp 0.8s ease;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: var(--red-500);
  border-radius: 50%;
  animation: blink 2s ease-in-out infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.hero h1 {
  font-family: var(--font-mono);
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.1;
  margin-bottom: 1.5rem;
  animation: fadeInUp 1s ease 0.2s both;
}

.hero h1 span {
  color: var(--amber-500);
  position: relative;
}

.hero h1 span::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--amber-500), transparent);
  border-radius: 2px;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 600px;
  margin-bottom: 2.5rem;
  animation: fadeInUp 1s ease 0.4s both;
}

.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
  animation: fadeInUp 1s ease 0.6s both;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: 1px solid transparent;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--amber-600), var(--amber-700));
  color: var(--amber-50);
  border-color: var(--amber-600);
  box-shadow: var(--glow-amber);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--amber-500), var(--amber-600));
  box-shadow: var(--glow-amber-strong);
  transform: translateY(-2px);
  color: white;
}

.btn-outline {
  background: transparent;
  color: var(--amber-400);
  border-color: var(--border-hover);
}
.btn-outline:hover {
  background: rgba(245, 158, 11, 0.1);
  border-color: var(--amber-500);
  color: var(--amber-300);
  transform: translateY(-2px);
}

.btn-danger {
  background: rgba(239, 68, 68, 0.15);
  color: var(--red-400);
  border-color: rgba(239, 68, 68, 0.3);
}
.btn-danger:hover {
  background: rgba(239, 68, 68, 0.25);
  border-color: var(--red-500);
  box-shadow: var(--glow-red);
}

/* ---------- Section Layout ---------- */
.section {
  padding: 100px 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--amber-500);
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 1rem;
  display: block;
}

.section-title {
  font-family: var(--font-mono);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.section-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ---------- Case Overview Section ---------- */
.case-overview {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  margin-bottom: 3rem;
  position: relative;
  overflow: hidden;
}

.case-overview::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--amber-700), var(--amber-500), var(--amber-700));
}

.case-overview h3 {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--amber-500);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

.case-overview p {
  color: var(--text-secondary);
  line-height: 1.8;
  font-size: 0.95rem;
}

/* ---------- Room Investigation Section ---------- */
.room-section {
  padding: 80px 2rem;
}

.room-container {
  max-width: 1200px;
  margin: 0 auto;
}

.room-image-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 2px solid var(--border-color);
  box-shadow: var(--glow-amber);
  cursor: crosshair;
  transition: box-shadow var(--transition-slow);
}

.room-image-wrapper:hover {
  box-shadow: var(--glow-amber-strong);
}

.room-image-wrapper img {
  width: 100%;
  display: block;
}

/* Image Map Hotspot Overlays */
.room-hotspot {
  position: absolute;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-normal);
  z-index: 10;
}

.room-hotspot::before {
  content: attr(data-label);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  padding: 6px 14px;
  background: var(--bg-primary);
  border: 1px solid var(--amber-500);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--amber-400);
  text-transform: uppercase;
  letter-spacing: 1px;
  white-space: nowrap;
  opacity: 0;
  transition: all var(--transition-normal);
  pointer-events: none;
}

.room-hotspot:hover {
  border-color: var(--amber-500);
  background: rgba(245, 158, 11, 0.15);
  box-shadow: var(--glow-amber);
}

.room-hotspot:hover::before {
  opacity: 1;
  transform: translateX(-50%) translateY(-4px);
}

/* Pulsing indicator on hotspots */
.room-hotspot::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 12px;
  height: 12px;
  background: var(--amber-500);
  border-radius: 50%;
  animation: hotspot-pulse 2.5s ease-in-out infinite;
}

@keyframes hotspot-pulse {
  0%, 100% { opacity: 0.6; transform: translate(-50%, -50%) scale(1); box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.4); }
  50% { opacity: 1; transform: translate(-50%, -50%) scale(1.3); box-shadow: 0 0 0 8px rgba(245, 158, 11, 0); }
}

/* Room Image Lightbox */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(8px);
  z-index: 5000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  animation: fadeIn 0.3s ease;
}

.lightbox-overlay.active {
  display: flex;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.lightbox-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
}

.lightbox-content img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius-md);
  border: 2px solid var(--border-color);
}

.lightbox-title {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--amber-400);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-top: 1rem;
}

.lightbox-close {
  position: absolute;
  top: -16px;
  right: -16px;
  width: 40px;
  height: 40px;
  background: var(--bg-primary);
  border: 1px solid var(--amber-500);
  border-radius: 50%;
  color: var(--amber-400);
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  z-index: 5001;
}

.lightbox-close:hover {
  background: var(--amber-600);
  color: white;
}

/* ---------- Suspect Cards ---------- */
.suspects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.suspect-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-slow);
  position: relative;
  cursor: pointer;
}

.suspect-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--amber-500), transparent);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.suspect-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-hover);
  box-shadow: var(--glow-amber);
  background: var(--bg-card-hover);
}

.suspect-card:hover::before {
  opacity: 1;
}

.suspect-card-image {
  position: relative;
  height: 280px;
  overflow: hidden;
}

.suspect-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.suspect-card:hover .suspect-card-image img {
  transform: scale(1.05);
}

.suspect-card-image .suspect-tag {
  position: absolute;
  bottom: 12px;
  right: 12px;
  padding: 4px 12px;
  background: rgba(11, 13, 17, 0.8);
  backdrop-filter: blur(4px);
  border: 1px solid var(--border-color);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--red-400);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.suspect-card-body {
  padding: 20px;
}

.suspect-card-body h3 {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.suspect-card-body .suspect-role {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--amber-500);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.suspect-card-body .suspect-bio {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Victim Card Special */
.suspect-card.victim {
  border-color: rgba(239, 68, 68, 0.3);
}

.suspect-card.victim::before {
  background: linear-gradient(90deg, transparent, var(--red-500), transparent);
  opacity: 1;
}

.suspect-card.victim .suspect-tag {
  background: rgba(127, 29, 29, 0.8);
  border-color: var(--red-600);
  color: var(--red-400);
}

/* ---------- Suspect Detail Modal ---------- */
.suspect-modal {
  position: fixed;
  inset: 0;
  z-index: 6000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.suspect-modal.active {
  display: flex;
}

.suspect-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(6px);
}

.suspect-modal-content {
  position: relative;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  max-width: 700px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  animation: modalSlideIn 0.4s ease;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(30px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.suspect-modal-header {
  display: flex;
  gap: 20px;
  padding: 24px;
  border-bottom: 1px solid var(--border-color);
}

.suspect-modal-header img {
  width: 100px;
  height: 100px;
  border-radius: var(--radius-md);
  object-fit: cover;
  border: 2px solid var(--border-color);
}

.suspect-modal-header .modal-info h2 {
  font-family: var(--font-mono);
  font-size: 1.3rem;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.suspect-modal-header .modal-info .modal-role {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--amber-500);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.suspect-modal-body {
  padding: 24px;
}

.suspect-modal-body .detail-section {
  margin-bottom: 20px;
}

.suspect-modal-body .detail-section h4 {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--amber-400);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.suspect-modal-body .detail-section h4::before {
  content: '▸';
  color: var(--amber-600);
}

.suspect-modal-body .detail-section p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  padding-left: 16px;
  border-left: 2px solid var(--border-color);
}

.suspect-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  color: var(--text-secondary);
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  z-index: 6001;
}

.suspect-modal-close:hover {
  background: var(--amber-600);
  color: white;
  border-color: var(--amber-500);
}

/* ---------- Puzzle / Round 1 Cards ---------- */
.puzzles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
}

.puzzle-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-slow);
  display: flex;
  flex-direction: column;
}

.puzzle-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
  box-shadow: var(--glow-amber);
  background: var(--bg-card-hover);
}

.puzzle-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 16px;
}

.puzzle-card-header .puzzle-number {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(245, 158, 11, 0.05));
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--amber-500);
}

.puzzle-card-header .puzzle-difficulty {
  padding: 4px 12px;
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
}

.puzzle-difficulty.easy {
  background: rgba(34, 197, 94, 0.1);
  color: var(--green-400);
  border: 1px solid rgba(34, 197, 94, 0.2);
}

.puzzle-difficulty.medium {
  background: rgba(245, 158, 11, 0.1);
  color: var(--amber-400);
  border: 1px solid rgba(245, 158, 11, 0.2);
}

.puzzle-difficulty.medium-hard {
  background: rgba(249, 115, 22, 0.1);
  color: #fb923c;
  border: 1px solid rgba(249, 115, 22, 0.2);
}

.puzzle-difficulty.hard {
  background: rgba(239, 68, 68, 0.1);
  color: var(--red-400);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

.puzzle-difficulty.very-hard {
  background: rgba(168, 85, 247, 0.1);
  color: #c084fc;
  border: 1px solid rgba(168, 85, 247, 0.2);
}

.puzzle-card h3 {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.puzzle-card .puzzle-prompt {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.7;
  flex-grow: 1;
  margin-bottom: 16px;
}

.puzzle-card .puzzle-artifact {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 14px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.6;
  white-space: pre-wrap;
  overflow-x: auto;
  margin-bottom: 16px;
}

.puzzle-card .puzzle-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid var(--border-color);
}

.puzzle-score-panel {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  margin-top: 12px;
  padding: 10px 12px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
}

.puzzle-score-panel strong {
  flex-basis: 100%;
  color: var(--amber-400);
}

.score-counter,
.score-rules {
  margin-top: 6px;
}

.score-counter {
  color: var(--amber-400);
  font-family: var(--font-mono);
  font-weight: 700;
}

.score-rules {
  font-size: 0.7rem;
}

.puzzle-card .puzzle-time {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.puzzle-card .puzzle-char-slot {
  width: 36px;
  height: 36px;
  background: rgba(245, 158, 11, 0.08);
  border: 1px dashed var(--amber-700);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  color: var(--amber-500);
}

/* ---------- Evidence Section ---------- */
.evidence-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
}

.evidence-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-slow);
  cursor: pointer;
}

.evidence-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
  box-shadow: var(--glow-amber);
}

.evidence-card-header {
  padding: 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 14px;
}

.evidence-card-header .evidence-id {
  min-width: 50px;
  height: 40px;
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(245, 158, 11, 0.05));
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--amber-500);
}

.evidence-card-header h3 {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text-primary);
  font-weight: 600;
}

.evidence-card-body {
  padding: 20px;
}

.evidence-card-body .evidence-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Evidence Detail Modal */
.evidence-modal {
  position: fixed;
  inset: 0;
  z-index: 6000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.evidence-modal.active {
  display: flex;
}

.evidence-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(6px);
}

.evidence-modal-content {
  position: relative;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  max-width: 800px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  animation: modalSlideIn 0.4s ease;
  padding: 32px;
}

.evidence-modal-content h2 {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--amber-500);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.evidence-modal-content .evidence-full-text {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.8;
  white-space: pre-wrap;
  margin-top: 16px;
}

.evidence-modal-content .evidence-content-block {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
  margin: 16px 0;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.7;
  white-space: pre-wrap;
  overflow-x: auto;
}

.evidence-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  color: var(--text-secondary);
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.evidence-modal-close:hover {
  background: var(--amber-600);
  color: white;
}

/* ---------- Codeword Builder ---------- */
.codeword-section {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  text-align: center;
}

.codeword-display {
  display: flex;
  justify-content: center;
  gap: 6px;
  flex-wrap: wrap;
  margin: 2rem 0;
}

.codeword-char {
  width: 44px;
  height: 52px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--amber-500);
  transition: all var(--transition-normal);
}

.codeword-char.filled {
  border-color: var(--amber-600);
  background: rgba(245, 158, 11, 0.08);
  box-shadow: 0 0 12px rgba(245, 158, 11, 0.15);
}

.codeword-char.empty {
  color: var(--text-muted);
  border-style: dashed;
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--border-color);
  padding: 3rem 2rem;
  text-align: center;
}

.footer-content {
  max-width: 600px;
  margin: 0 auto;
}

.footer-brand {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--amber-500);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 8px;
}

.footer-event {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-links a {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: color var(--transition-fast);
}
.footer-links a:hover {
  color: var(--amber-400);
}

/* ---------- Page-level containers ---------- */
.page {
  display: none;
  min-height: 100vh;
  padding-top: 64px;
}

.page.active {
  display: block;
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--bg-secondary);
    border-left: 1px solid var(--border-color);
    flex-direction: column;
    padding: 80px 24px 24px;
    gap: 4px;
    transition: right var(--transition-slow);
  }

  .nav-links.open {
    right: 0;
  }

  .nav-hamburger {
    display: flex;
  }

  .nav-hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  .nav-hamburger.active span:nth-child(2) {
    opacity: 0;
  }
  .nav-hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .suspects-grid,
  .puzzles-grid,
  .evidence-grid {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .section {
    padding: 60px 1rem;
  }

  .suspect-modal-header {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
}

/* ---------- Animations (scroll reveal) ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Scanline effect ---------- */
.scanline-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9998;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.03) 2px,
    rgba(0, 0, 0, 0.03) 4px
  );
}

/* ---------- Status Indicator ---------- */
.status-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  padding: 12px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.status-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.status-item .status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.status-dot.green { background: var(--green-500); }
.status-dot.amber { background: var(--amber-500); animation: blink 2s ease-in-out infinite; }
.status-dot.red { background: var(--red-500); animation: blink 1.5s ease-in-out infinite; }

/* ---------- Separator ---------- */
.separator {
  border: none;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-color), transparent);
  margin: 4rem 0;
}

/* ---------- Utility Classes ---------- */
.text-amber { color: var(--amber-500); }
.text-red { color: var(--red-400); }
.text-green { color: var(--green-400); }
.text-cyan { color: var(--cyan-400); }
.text-muted { color: var(--text-muted); }
.text-center { text-align: center; }
.font-mono { font-family: var(--font-mono); }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 2rem; }

/* ---------- Nav Controls & Audio Toggle ---------- */
.nav-controls {
  display: flex;
  align-items: center;
  gap: 12px;
}

.sound-toggle-btn {
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  cursor: pointer;
  font-size: 1rem;
  color: var(--amber-400);
  transition: all var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
}

.sound-toggle-btn:hover {
  background: rgba(245, 158, 11, 0.2);
  border-color: var(--amber-500);
  transform: scale(1.05);
}

/* ---------- 3D Dynamic Card Effects ---------- */
.dynamic-tilt-card {
  perspective: 1000px;
  transform-style: preserve-3d;
  transition: transform 0.18s cubic-bezier(0.2, 0, 0, 1), box-shadow 0.25s ease, border-color 0.25s ease;
  position: relative;
  overflow: hidden;
  will-change: transform;
}

.dynamic-tilt-card:hover {
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.6), var(--glow-amber);
  border-color: var(--amber-500);
}

.card-footer-action {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid rgba(245, 158, 11, 0.12);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--amber-400);
  letter-spacing: 1px;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
  transition: gap var(--transition-fast);
}

.dynamic-tilt-card:hover .card-footer-action {
  gap: 10px;
  color: var(--amber-300);
}

/* ---------- Suspect Toolbar, Filters & Search ---------- */
.suspect-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 2rem;
  padding: 14px 20px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  flex-wrap: wrap;
}

.filter-buttons {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.filter-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 6px 14px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.filter-btn:hover,
.filter-btn.active {
  background: rgba(245, 158, 11, 0.15);
  border-color: var(--amber-500);
  color: var(--amber-400);
}

.search-box {
  display: flex;
  align-items: center;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 4px 12px;
  gap: 8px;
  min-width: 260px;
}

.search-box .search-icon {
  font-size: 0.85rem;
  opacity: 0.7;
}

.search-box input {
  background: transparent;
  border: none;
  outline: none;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--text-primary);
  width: 100%;
}

.search-box input::placeholder {
  color: var(--text-muted);
}

/* ---------- Room Hint Bar ---------- */
.room-hint-bar {
  margin-top: 14px;
  padding: 10px 16px;
  background: rgba(245, 158, 11, 0.05);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--amber-400);
  text-align: center;
}

/* ---------- Round 1 Puzzles Progress & Codeword ---------- */
.codeword-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  flex-wrap: wrap;
  gap: 12px;
}

.solve-progress-container {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
}

.codeword-progress-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  background: rgba(245, 158, 11, 0.15);
  border: 1px solid var(--amber-500);
  color: var(--amber-400);
}

.progress-bar-track {
  width: 180px;
  height: 6px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 3px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--amber-500), var(--green-400));
  transition: width 0.4s ease;
}

.codeword-char {
  width: 44px;
  height: 52px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-muted);
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
}

.codeword-char.revealed {
  background: rgba(245, 158, 11, 0.15);
  border-color: var(--amber-500);
  color: var(--amber-400);
  box-shadow: 0 0 15px rgba(245, 158, 11, 0.3);
  transform: translateY(-2px) scale(1.04);
}

.codeword-unlock-box {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.unlock-input-wrap {
  display: flex;
  gap: 10px;
  width: 100%;
  max-width: 620px;
}

.unlock-input-wrap input {
  flex: 1;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 12px 18px;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--amber-400);
  letter-spacing: 2px;
  text-transform: uppercase;
  outline: none;
  transition: border-color var(--transition-fast);
}

.unlock-input-wrap input:focus {
  border-color: var(--amber-500);
  box-shadow: 0 0 12px rgba(245, 158, 11, 0.2);
}

.unlock-feedback {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  min-height: 20px;
  text-align: center;
}

.unlock-feedback.success {
  color: var(--green-400);
}

.unlock-feedback.error {
  color: var(--red-400);
}

/* ---------- Puzzle Card Interactive Controls ---------- */
.puzzle-card.solved {
  border-color: rgba(34, 197, 94, 0.5);
  background: rgba(34, 197, 94, 0.03);
  box-shadow: 0 0 20px rgba(34, 197, 94, 0.12);
}

.puzzle-solved-badge {
  display: none;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--green-400);
  background: rgba(34, 197, 94, 0.15);
  border: 1px solid var(--green-500);
  border-radius: var(--radius-sm);
  padding: 2px 8px;
  letter-spacing: 1px;
}

.puzzle-card.solved .puzzle-solved-badge {
  display: inline-block;
}

.puzzle-interactive-form {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.puzzle-input-group {
  display: flex;
  gap: 8px;
}

.puzzle-input {
  flex: 1;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-primary);
  outline: none;
  transition: all var(--transition-fast);
}

.puzzle-input:focus {
  border-color: var(--amber-500);
  box-shadow: 0 0 8px rgba(245, 158, 11, 0.15);
}

.puzzle-input:disabled {
  opacity: 0.6;
  background: rgba(255, 255, 255, 0.02);
  cursor: not-allowed;
}

.btn-check-answer {
  background: var(--amber-500);
  color: var(--bg-primary);
  border: none;
  border-radius: var(--radius-sm);
  padding: 8px 16px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-transform: uppercase;
  letter-spacing: 1px;
  white-space: nowrap;
}

.btn-check-answer:hover:not(:disabled) {
  background: var(--amber-400);
  transform: translateY(-1px);
}

.btn-check-answer:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.puzzle-feedback {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  min-height: 16px;
  line-height: 1.3;
}

.puzzle-feedback.success {
  color: var(--green-400);
}

.puzzle-feedback.error {
  color: var(--red-400);
}

/* Progressive Hints */
.puzzle-hints-section {
  margin-top: 12px;
  border-top: 1px dashed rgba(245, 158, 11, 0.15);
  padding-top: 10px;
}

.btn-hint {
  background: transparent;
  border: 1px solid rgba(245, 158, 11, 0.25);
  border-radius: var(--radius-sm);
  color: var(--amber-400);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 4px 10px;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.btn-hint:hover:not(:disabled) {
  background: rgba(245, 158, 11, 0.1);
  border-color: var(--amber-500);
}

.btn-hint:disabled {
  cursor: not-allowed;
  opacity: 0.65;
}

.hint-box {
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.hint-item {
  background: rgba(245, 158, 11, 0.05);
  border-left: 2px solid var(--amber-500);
  padding: 6px 10px;
  font-size: 0.75rem;
  color: var(--text-secondary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  animation: fadeIn 0.3s ease;
}

.hint-item strong {
  color: var(--amber-400);
  font-family: var(--font-mono);
}

.puzzle-char-slot.revealed {
  background: rgba(245, 158, 11, 0.2);
  border-color: var(--amber-500);
  color: var(--amber-400);
  box-shadow: 0 0 10px rgba(245, 158, 11, 0.3);
  font-weight: 700;
}

/* ---------- Final Indictment Form ---------- */
.registration-section {
  max-width: 760px;
  margin: 0 auto;
}

.registration-form,
.registration-profile {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--glow-amber);
}

.registration-form .form-input {
  width: 100%;
}

.registration-privacy {
  padding: 16px;
  border-left: 3px solid var(--amber-500);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(245, 158, 11, 0.06);
  color: var(--text-secondary);
  font-size: 0.84rem;
  line-height: 1.65;
}

.registration-privacy strong {
  color: var(--amber-400);
}

.registration-consent {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--text-secondary);
  font-size: 0.85rem;
  line-height: 1.5;
}

.registration-consent input {
  flex: 0 0 auto;
  margin-top: 3px;
  accent-color: var(--amber-500);
}

.registration-message {
  min-height: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
}

.registration-message.error {
  color: var(--red-400);
}

.registration-message.success {
  color: var(--green-400);
}

.registration-profile h3 {
  color: var(--green-400);
  font-family: var(--font-mono);
}

.registration-profile p {
  color: var(--text-secondary);
  line-height: 1.6;
}

.registration-form[hidden],
.registration-profile[hidden] {
  display: none;
}

.registration-form button:disabled,
.registration-form button[disabled] {
  cursor: wait;
  opacity: 0.65;
}

.indictment-section {
  max-width: 800px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  box-shadow: var(--glow-amber);
}

.indictment-header {
  text-align: center;
  margin-bottom: 24px;
}

.indictment-header h2 {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  color: var(--amber-500);
  margin: 6px 0 8px;
}

.indictment-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--amber-400);
  letter-spacing: 1px;
}

.form-select,
.form-input {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--text-primary);
  outline: none;
  transition: all var(--transition-fast);
}

.form-select:focus,
.form-input:focus {
  border-color: var(--amber-500);
  box-shadow: 0 0 12px rgba(245, 158, 11, 0.2);
}

.form-tip {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-style: italic;
}

.form-actions {
  display: flex;
  justify-content: center;
  margin-top: 10px;
}

.indictment-feedback {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-align: center;
  padding: 10px;
  border-radius: var(--radius-sm);
  min-height: 24px;
}

.indictment-feedback.error {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid var(--red-500);
  color: var(--red-400);
}

/* ---------- Case Solved Celebration Modal ---------- */
.case-solved-modal {
  position: fixed;
  inset: 0;
  z-index: 6000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  animation: fadeIn 0.4s ease;
}

.case-solved-modal.active {
  display: flex;
}

.case-solved-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.88);
  backdrop-filter: blur(10px);
}

.case-solved-card {
  position: relative;
  z-index: 10;
  background: var(--bg-card);
  border: 2px solid var(--green-500);
  border-radius: var(--radius-xl);
  max-width: 680px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 40px;
  box-shadow: 0 0 50px rgba(34, 197, 94, 0.35);
  animation: popIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
  text-align: center;
}

@keyframes popIn {
  from { transform: scale(0.85); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.stamp-approved {
  display: inline-block;
  padding: 6px 18px;
  border: 2px solid var(--green-400);
  color: var(--green-400);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 3px;
  text-transform: uppercase;
  transform: rotate(-4deg);
  margin-bottom: 16px;
  background: rgba(34, 197, 94, 0.1);
  box-shadow: 0 0 15px rgba(34, 197, 94, 0.2);
}

.solved-icon {
  font-size: 3rem;
  margin-bottom: 8px;
}

.case-solved-card h2 {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  color: var(--green-400);
  margin-bottom: 4px;
}

.solved-subtitle {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.solved-body {
  text-align: left;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 24px;
  font-size: 0.88rem;
}

.solved-highlight {
  padding: 12px;
  background: rgba(34, 197, 94, 0.08);
  border-left: 3px solid var(--green-400);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: 16px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.6;
}

.solved-highlight strong {
  color: var(--green-400);
}

.solved-body h4 {
  font-family: var(--font-mono);
  color: var(--amber-400);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 10px;
}

.solved-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.solved-list li code {
  color: var(--cyan-400);
  background: rgba(34, 211, 238, 0.1);
  padding: 2px 6px;
  border-radius: 4px;
}

.solved-footer {
  display: flex;
  justify-content: center;
}

.case-solved-close {
  position: absolute;
  top: 18px;
  right: 18px;
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.case-solved-close:hover {
  color: var(--text-primary);
  border-color: var(--amber-500);
}