/* ═══════════════════════════════════════════════════════════════════════════
   XYZTHM MULTIDIMENSIONAL BLOCKCHAIN SYSTEM - PRODUCTION STYLES
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── CSS VARIABLES ────────────────────────────────────────────────────────── */
:root {
  /* Core Colors */
  --bg-primary: #050810;
  --bg-secondary: #0a0f1a;
  --bg-tertiary: #0f1520;
  --bg-card: rgba(10, 15, 26, 0.85);
  
  /* Accent Colors - Matching Logo */
  --accent-primary: #ff6b35;
  --accent-secondary: #ff4444;
  --accent-tertiary: #ff8c42;
  --accent-glow: rgba(255, 107, 53, 0.4);
  
  /* Text Colors */
  --text-primary: #ffffff;
  --text-secondary: #a8b4c8;
  --text-tertiary: #5a6a7a;
  --text-muted: #3a4a5a;
  
  /* Metallic Colors - Logo Inspired */
  --metal-light: #e8eaef;
  --metal-mid: #b8bfcc;
  --metal-dark: #6a7a8a;
  
  /* Gate Colors */
  --gate-gold: #c8a96e;
  --gate-purple: #d4b4ff;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 4rem;
  --space-xxl: 6rem;
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  
  /* Border Radius */
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 8px;
  --radius-xl: 16px;
  
  /* Shadows */
  --shadow-subtle: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-medium: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 30px var(--accent-glow);
}

/* ── RESET & BASE ─────────────────────────────────────────────────────────── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── TYPOGRAPHY ───────────────────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Inter', system-ui, sans-serif;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }
h4 { font-size: 1.25rem; }
h5 { font-size: 1rem; }
h6 { font-size: 0.875rem; }

p {
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
}

a {
  color: var(--accent-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-tertiary);
}

/* ── HEADER ───────────────────────────────────────────────────────────────── */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(5, 8, 16, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding: var(--space-md) var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.logo-container {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.logo-image {
  height: 40px;
  width: auto;
  filter: drop-shadow(0 0 10px var(--accent-glow));
  transition: filter var(--transition-normal);
}

.logo-image:hover {
  filter: drop-shadow(0 0 20px var(--accent-glow));
}

.logo-text {
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--text-tertiary);
  text-transform: uppercase;
  font-weight: 500;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-link {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-secondary);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 1px;
  background: var(--accent-primary);
  transition: width var(--transition-fast);
}

.nav-link:hover {
  color: var(--text-primary);
}

.nav-link:hover::after {
  width: 80%;
}

.nav-link.active {
  color: var(--accent-primary);
}

.nav-link.active::after {
  width: 100%;
}

/* ── HERO SECTION ─────────────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-xxl) var(--space-xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(ellipse at 50% 0%, rgba(255, 107, 53, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 80%, rgba(212, 180, 255, 0.05) 0%, transparent 40%);
  pointer-events: none;
}

.hero-logo {
  max-width: 500px;
  width: 80%;
  margin-bottom: var(--space-xl);
  filter: drop-shadow(0 0 40px var(--accent-glow));
  animation: logoFloat 6s ease-in-out infinite;
}

@keyframes logoFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700;
  margin-bottom: var(--space-md);
  background: linear-gradient(135deg, var(--metal-light) 0%, var(--accent-primary) 50%, var(--metal-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 600px;
  margin-bottom: var(--space-xl);
  letter-spacing: 0.05em;
}

.hero-stats {
  display: flex;
  gap: var(--space-xl);
  flex-wrap: wrap;
  justify-content: center;
  margin-top: var(--space-xl);
}

.stat-item {
  text-align: center;
}

.stat-value {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent-primary);
  line-height: 1;
}

.stat-label {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--text-tertiary);
  text-transform: uppercase;
  margin-top: var(--space-xs);
}

/* ── BUTTONS ──────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
  color: var(--text-primary);
  border-color: var(--accent-primary);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--accent-glow);
}

.btn-secondary {
  background: transparent;
  color: var(--text-secondary);
  border-color: rgba(255, 255, 255, 0.1);
}

.btn-secondary:hover {
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.05);
}

.btn-group {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  justify-content: center;
}

/* ── SECTIONS ─────────────────────────────────────────────────────────────── */
.section {
  padding: var(--space-xxl) var(--space-xl);
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.section-title {
  margin-bottom: var(--space-md);
}

.section-subtitle {
  color: var(--text-tertiary);
  max-width: 600px;
  margin: 0 auto;
}

/* ── DIMENSION GRID ───────────────────────────────────────────────────────── */
.dimension-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
  max-width: 1400px;
  margin: 0 auto;
}

.dimension-card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.dimension-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.dimension-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow-medium);
}

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

.dimension-card.gate {
  border-color: var(--gate-gold);
}

.dimension-card.gate::before {
  background: linear-gradient(90deg, transparent, var(--gate-gold), transparent);
  opacity: 0.5;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-md);
}

.card-tier {
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  padding: var(--space-xs) var(--space-sm);
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-sm);
}

.card-tier.gate {
  color: var(--gate-gold);
  background: rgba(200, 169, 110, 0.1);
}

.card-label {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.card-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.card-base {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--text-tertiary);
  font-family: 'Courier New', monospace;
}

.gate-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gate-gold);
  margin-top: var(--space-md);
  padding: var(--space-xs) var(--space-sm);
  background: rgba(200, 169, 110, 0.1);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(200, 169, 110, 0.3);
}

/* ── SELECTOR SECTION ─────────────────────────────────────────────────────── */
.selector-section {
  background: var(--bg-secondary);
  border-top: 1px solid rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.selector-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 500px;
}

.selector-frame {
  width: 100%;
  max-width: 800px;
  height: 600px;
  border: none;
  border-radius: var(--radius-lg);
  background: var(--bg-primary);
}

/* ── FEATURES GRID ────────────────────────────────────────────────────────── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  max-width: 1200px;
  margin: 0 auto;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  text-align: center;
  transition: all var(--transition-normal);
}

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

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-md);
}

.feature-title {
  font-size: 1.1rem;
  margin-bottom: var(--space-sm);
}

.feature-desc {
  font-size: 0.9rem;
  color: var(--text-tertiary);
}

/* ── FOOTER ───────────────────────────────────────────────────────────────── */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: var(--space-xl);
  text-align: center;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-logo {
  height: 30px;
  margin-bottom: var(--space-md);
  opacity: 0.7;
  filter: grayscale(50%);
  transition: all var(--transition-normal);
}

.footer-logo:hover {
  opacity: 1;
  filter: grayscale(0%);
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

.footer-link {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--accent-primary);
}

.footer-copyright {
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
}

/* ── RESPONSIVE ───────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .header {
    padding: var(--space-sm) var(--space-md);
  }
  
  .nav {
    display: none;
  }
  
  .hero {
    padding: var(--space-xl) var(--space-md);
  }
  
  .hero-stats {
    gap: var(--space-lg);
  }
  
  .stat-value {
    font-size: 2rem;
  }
  
  .section {
    padding: var(--space-xl) var(--space-md);
  }
  
  .dimension-grid {
    grid-template-columns: 1fr;
  }
}

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

.animate-in {
  animation: fadeInUp 0.6s ease forwards;
}

/* ── UTILITY CLASSES ──────────────────────────────────────────────────────── */
.text-center { text-align: center; }
.text-gradient {
  background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-tertiary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
/* ── EARTHMETA TELEPORTAL NAV LINK ───────────────────────────────────────── */
.nav-link-earthmeta {
  background: linear-gradient(135deg, rgba(0,229,255,0.12), rgba(168,85,247,0.12));
  border: 1px solid rgba(0,229,255,0.3);
  border-radius: 6px;
  padding: 0.35rem 0.85rem !important;
  color: #00e5ff !important;
  font-weight: 600;
  letter-spacing: 0.03em;
  transition: all 0.25s ease;
  white-space: nowrap;
}
.nav-link-earthmeta:hover {
  background: linear-gradient(135deg, rgba(0,229,255,0.22), rgba(168,85,247,0.22));
  border-color: rgba(0,229,255,0.6);
  color: #fff !important;
  box-shadow: 0 0 14px rgba(0,229,255,0.35);
  transform: translateY(-1px);
}

/* ── EARTHMETA FEATURE CARD LAUNCH BTN ───────────────────────────────────── */
.feature-card-earthmeta {
  border-color: rgba(0,229,255,0.25);
  background: linear-gradient(135deg, rgba(0,229,255,0.04), rgba(168,85,247,0.04));
}
.btn-launch-em {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.5rem 1.25rem;
  background: linear-gradient(135deg, rgba(0,229,255,0.15), rgba(168,85,247,0.15));
  border: 1px solid rgba(0,229,255,0.4);
  border-radius: 6px;
  color: #00e5ff;
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.25s ease;
}
.btn-launch-em:hover {
  background: linear-gradient(135deg, rgba(0,229,255,0.28), rgba(168,85,247,0.28));
  border-color: #00e5ff;
  color: #fff;
  box-shadow: 0 0 16px rgba(0,229,255,0.3);
}

/* ── EARTHMETA PORTAL GRID ───────────────────────────────────────────────── */
.em-portal-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-bottom: 2rem;
}
@media (max-width: 900px) {
  .em-portal-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .em-portal-grid { grid-template-columns: 1fr; }
}

.em-portal-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding: 1.75rem 1rem;
  border-radius: 12px;
  border: 1px solid transparent;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  text-align: center;
}
.em-portal-card::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.3s ease;
  border-radius: inherit;
}
.em-portal-card:hover::before { opacity: 1; }
.em-portal-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.4);
}

/* Kube — Cyan */
.em-kube {
  background: linear-gradient(135deg, rgba(0,229,255,0.06), rgba(0,229,255,0.02));
  border-color: rgba(0,229,255,0.25);
}
.em-kube::before { background: linear-gradient(135deg, rgba(0,229,255,0.12), transparent); }
.em-kube:hover { border-color: rgba(0,229,255,0.6); box-shadow: 0 12px 40px rgba(0,229,255,0.15); }
.em-kube .em-portal-icon { color: #00e5ff; font-size: 2rem; }
.em-kube .em-portal-dim { color: #00e5ff; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.15em; background: rgba(0,229,255,0.12); padding: 0.2rem 0.6rem; border-radius: 20px; }
.em-kube .em-portal-name { color: #00e5ff; font-size: 1.2rem; font-weight: 800; letter-spacing: 0.05em; }

/* Zone — Purple */
.em-zone {
  background: linear-gradient(135deg, rgba(168,85,247,0.06), rgba(168,85,247,0.02));
  border-color: rgba(168,85,247,0.25);
}
.em-zone::before { background: linear-gradient(135deg, rgba(168,85,247,0.12), transparent); }
.em-zone:hover { border-color: rgba(168,85,247,0.6); box-shadow: 0 12px 40px rgba(168,85,247,0.15); }
.em-zone .em-portal-icon { color: #a855f7; font-size: 2rem; }
.em-zone .em-portal-dim { color: #a855f7; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.15em; background: rgba(168,85,247,0.12); padding: 0.2rem 0.6rem; border-radius: 20px; }
.em-zone .em-portal-name { color: #a855f7; font-size: 1.2rem; font-weight: 800; letter-spacing: 0.05em; }

/* NetXyzS — Green */
.em-netxyzs {
  background: linear-gradient(135deg, rgba(34,197,94,0.06), rgba(34,197,94,0.02));
  border-color: rgba(34,197,94,0.25);
}
.em-netxyzs::before { background: linear-gradient(135deg, rgba(34,197,94,0.12), transparent); }
.em-netxyzs:hover { border-color: rgba(34,197,94,0.6); box-shadow: 0 12px 40px rgba(34,197,94,0.15); }
.em-netxyzs .em-portal-icon { color: #22c55e; font-size: 2rem; }
.em-netxyzs .em-portal-dim { color: #22c55e; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.15em; background: rgba(34,197,94,0.12); padding: 0.2rem 0.6rem; border-radius: 20px; }
.em-netxyzs .em-portal-name { color: #22c55e; font-size: 1.2rem; font-weight: 800; letter-spacing: 0.05em; }

/* Hive — Amber */
.em-hive {
  background: linear-gradient(135deg, rgba(245,158,11,0.06), rgba(245,158,11,0.02));
  border-color: rgba(245,158,11,0.25);
}
.em-hive::before { background: linear-gradient(135deg, rgba(245,158,11,0.12), transparent); }
.em-hive:hover { border-color: rgba(245,158,11,0.6); box-shadow: 0 12px 40px rgba(245,158,11,0.15); }
.em-hive .em-portal-icon { color: #f59e0b; font-size: 2rem; }
.em-hive .em-portal-dim { color: #f59e0b; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.15em; background: rgba(245,158,11,0.12); padding: 0.2rem 0.6rem; border-radius: 20px; }
.em-hive .em-portal-name { color: #f59e0b; font-size: 1.2rem; font-weight: 800; letter-spacing: 0.05em; }

.em-portal-desc {
  color: rgba(255,255,255,0.55);
  font-size: 0.78rem;
  line-height: 1.5;
  margin-top: 0.25rem;
}

/* ── EARTHMETA CTA ROW ───────────────────────────────────────────────────── */
.em-cta-row {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}

/* ── EARTHMETA HERO BUTTON ───────────────────────────────────────────────── */
.btn-earthmeta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.75rem 1.75rem;
  background: linear-gradient(135deg, rgba(0,229,255,0.15), rgba(168,85,247,0.15));
  border: 1px solid rgba(0,229,255,0.45);
  border-radius: 8px;
  color: #00e5ff;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  letter-spacing: 0.02em;
  position: relative;
  overflow: hidden;
}
.btn-earthmeta::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,229,255,0.1), rgba(168,85,247,0.1));
  opacity: 0;
  transition: opacity 0.3s ease;
}
.btn-earthmeta:hover {
  background: linear-gradient(135deg, rgba(0,229,255,0.28), rgba(168,85,247,0.28));
  border-color: #00e5ff;
  color: #fff;
  box-shadow: 0 0 24px rgba(0,229,255,0.3), 0 8px 24px rgba(0,0,0,0.3);
  transform: translateY(-2px);
}
.btn-earthmeta:hover::after { opacity: 1; }

/* ═══════════════════════════════════════════════════════════════════════════
   TACTICAL CAMO LAYER — Main XyzthM Site
   ═══════════════════════════════════════════════════════════════════════════ */
:root {
  --tac-blue:  #00e5ff;
  --tac-green: #00ff88;
}

body {
  background-color: #060b05;
  background-image:
    linear-gradient(rgba(0,229,255,0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,229,255,0.045) 1px, transparent 1px),
    linear-gradient(rgba(0,229,255,0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,229,255,0.018) 1px, transparent 1px),
    repeating-linear-gradient(45deg, transparent, transparent 32px, rgba(0,255,136,0.022) 32px, rgba(0,255,136,0.022) 33px),
    radial-gradient(ellipse 100px 70px at 10% 25%, #1a2812 0%, transparent 70%),
    radial-gradient(ellipse 150px 90px at 40% 65%, #243318 0%, transparent 70%),
    radial-gradient(ellipse 80px 120px at 70% 20%, #1a2812 0%, transparent 70%),
    radial-gradient(ellipse 120px 80px at 85% 80%, #2f4020 0%, transparent 70%),
    linear-gradient(160deg, #060a04 0%, #050808 50%, #060b05 100%);
  background-size:
    80px 80px, 80px 80px,
    20px 20px, 20px 20px,
    auto,
    400px 400px, 400px 400px, 400px 400px, 400px 400px,
    100% 100%;
}

/* Tactical scan-line overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent, transparent 3px,
    rgba(0,229,255,0.01) 3px, rgba(0,229,255,0.01) 4px
  );
}

/* Header tactical */
.header {
  background: rgba(6,11,4,0.96) !important;
  border-bottom: 1px solid rgba(0,229,255,0.12) !important;
  box-shadow: 0 1px 0 rgba(0,255,136,0.05), 0 4px 20px rgba(0,0,0,0.5) !important;
}

/* Section divider lines */
.section::before {
  content: '';
  display: block;
  height: 1px;
  background: linear-gradient(90deg,
    transparent, rgba(0,229,255,0.18) 20%,
    rgba(0,255,136,0.25) 50%,
    rgba(0,229,255,0.18) 80%, transparent);
  margin-bottom: 0;
}

/* Tactical dimension cards */
.dimension-card {
  background: linear-gradient(135deg, rgba(17,26,14,0.88), rgba(9,14,7,0.92)) !important;
  border-color: rgba(0,229,255,0.1) !important;
  position: relative;
  overflow: hidden;
}
.dimension-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(0deg, transparent, transparent 19px, rgba(0,229,255,0.02) 19px, rgba(0,229,255,0.02) 20px),
    repeating-linear-gradient(90deg, transparent, transparent 19px, rgba(0,255,136,0.015) 19px, rgba(0,255,136,0.015) 20px);
  pointer-events: none;
  border-radius: inherit;
}
.dimension-card:hover {
  border-color: rgba(0,229,255,0.3) !important;
  box-shadow: 0 8px 32px rgba(0,229,255,0.1), 0 0 0 1px rgba(0,229,255,0.15) !important;
}

/* Tactical feature cards */
.feature-card {
  background: linear-gradient(135deg, rgba(14,21,11,0.88), rgba(8,13,6,0.92)) !important;
  border: 1px solid rgba(0,229,255,0.08) !important;
  transition: all 0.3s ease;
}
.feature-card:hover {
  border-color: rgba(0,229,255,0.25) !important;
  box-shadow: 0 8px 32px rgba(0,229,255,0.08) !important;
}

/* Hero tactical glow */
.hero-title {
  text-shadow: 0 0 40px rgba(0,229,255,0.2), 0 0 80px rgba(0,229,255,0.08) !important;
}

/* EarthMeta portal cards tactical */
.em-portal-card {
  position: relative;
  overflow: hidden;
}
.em-portal-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(0deg, transparent, transparent 11px, rgba(0,229,255,0.02) 11px, rgba(0,229,255,0.02) 12px),
    repeating-linear-gradient(90deg, transparent, transparent 11px, rgba(0,255,136,0.015) 11px, rgba(0,255,136,0.015) 12px);
  pointer-events: none;
  border-radius: inherit;
}

/* Tactical scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: rgba(6,11,4,0.8); }
::-webkit-scrollbar-thumb { background: rgba(0,229,255,0.2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(0,229,255,0.4); }

::selection { background: rgba(0,229,255,0.2); color: #fff; }