:root {
  --bg-primary: #080b12;
  --bg-secondary: #0d121f;
  --bg-card: rgba(16, 23, 38, 0.7);
  --bg-card-hover: rgba(22, 32, 54, 0.85);
  --bg-glass: rgba(13, 18, 31, 0.75);
  --bg-code: #05070c;
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(0, 240, 255, 0.3);
  --border-accent: rgba(139, 92, 246, 0.3);
  
  --accent-cyan: #00f0ff;
  --accent-cyan-glow: rgba(0, 240, 255, 0.4);
  --accent-purple: #a855f7;
  --accent-purple-glow: rgba(168, 85, 247, 0.4);
  --accent-emerald: #10b981;
  --accent-emerald-glow: rgba(16, 185, 129, 0.35);
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 30px rgba(0, 240, 255, 0.15);
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
}

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

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(168, 85, 247, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 85% 25%, rgba(0, 240, 255, 0.07) 0%, transparent 45%),
    radial-gradient(circle at 50% 75%, rgba(16, 185, 129, 0.05) 0%, transparent 50%);
  background-attachment: fixed;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: #1e293b;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #334155;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  transition: all 0.3s ease;
}

.nav-container {
  max-width: 1320px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.5px;
}

.brand-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 16px var(--accent-cyan-glow);
}

.brand-icon svg {
  width: 18px;
  height: 18px;
  fill: #fff;
}

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

.nav-link {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s ease;
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--accent-cyan);
}

.nav-link:hover::after, .nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-cyan);
  border-radius: 2px;
  box-shadow: 0 0 8px var(--accent-cyan-glow);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.25rem;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: all 0.25s ease;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-cyan), #0099ff);
  color: #05070c;
  box-shadow: 0 4px 15px rgba(0, 240, 255, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(0, 240, 255, 0.5);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.btn-purple {
  background: linear-gradient(135deg, var(--accent-purple), #7c3aed);
  color: #fff;
  box-shadow: 0 4px 15px rgba(168, 85, 247, 0.35);
}

.btn-purple:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(168, 85, 247, 0.5);
}

/* Hero Section */
.hero {
  padding: 8.5rem 1.5rem 5rem;
  position: relative;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: 10%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(0, 240, 255, 0.12), rgba(168, 85, 247, 0.08), transparent 70%);
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 1rem;
  border-radius: 9999px;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid rgba(0, 240, 255, 0.25);
  color: var(--accent-cyan);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.15);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-cyan);
  box-shadow: 0 0 10px var(--accent-cyan);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.hero-title {
  font-size: clamp(2.5rem, 5.5vw, 4.25rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1.5px;
  margin-bottom: 1.5rem;
}

.gradient-text {
  background: linear-gradient(135deg, #ffffff 20%, var(--accent-cyan) 60%, var(--accent-purple) 90%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  color: var(--text-secondary);
  max-width: 880px;
  margin: 0 auto 2.5rem;
  font-weight: 400;
}

.hero-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  margin-bottom: 3.5rem;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  max-width: 1040px;
  margin: 0 auto;
}

.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  text-align: center;
  backdrop-filter: blur(12px);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.metric-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-glow);
}

.metric-value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent-cyan);
  font-family: var(--font-mono);
  margin-bottom: 0.25rem;
}

.metric-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Section Common */
.section {
  padding: 6rem 1.5rem;
  position: relative;
}

.section-container {
  max-width: 1280px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  max-width: 820px;
  margin: 0 auto 4rem;
}

.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--accent-cyan);
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.75px;
  margin-bottom: 1rem;
}

.section-description {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

/* Dark Gravity Feature Grid */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(480px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  backdrop-filter: blur(12px);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 240, 255, 0.3);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.4), var(--shadow-glow);
}

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

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
}

.icon-cyan {
  background: rgba(0, 240, 255, 0.1);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 240, 255, 0.25);
}

.icon-purple {
  background: rgba(168, 85, 247, 0.1);
  color: var(--accent-purple);
  border: 1px solid rgba(168, 85, 247, 0.25);
}

.icon-emerald {
  background: rgba(16, 185, 129, 0.1);
  color: var(--accent-emerald);
  border: 1px solid rgba(16, 185, 129, 0.25);
}

.card-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  letter-spacing: -0.3px;
}

.card-text {
  color: var(--text-secondary);
  font-size: 0.98rem;
  line-height: 1.65;
  margin-bottom: 1.25rem;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tag {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  padding: 0.25rem 0.6rem;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

.tag-cyan {
  color: var(--accent-cyan);
  border-color: rgba(0, 240, 255, 0.2);
  background: rgba(0, 240, 255, 0.05);
}

/* Architecture Pipeline / Flow */
.pipeline-flow {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 3rem 2rem;
  margin-bottom: 4rem;
  position: relative;
  overflow: hidden;
}

.pipeline-steps {
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  gap: 1.25rem;
  position: relative;
}

@media (max-width: 1024px) {
  .pipeline-steps {
    flex-direction: column;
  }
}

.step-card {
  flex: 1;
  background: rgba(5, 7, 12, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  position: relative;
  transition: all 0.25s ease;
}

.step-card:hover {
  border-color: var(--accent-cyan);
  transform: translateY(-4px);
}

.step-number {
  font-size: 0.75rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--accent-cyan);
  background: rgba(0, 240, 255, 0.1);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  display: inline-block;
  margin-bottom: 0.75rem;
}

.step-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.step-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* HITL 4-Vertex Box */
.hitl-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.vertex-box {
  background: linear-gradient(180deg, rgba(16, 23, 38, 0.8) 0%, rgba(8, 11, 18, 0.9) 100%);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  position: relative;
  border-left: 3px solid var(--accent-purple);
  transition: transform 0.25s ease;
}

.vertex-box:hover {
  transform: translateY(-4px);
  border-left-color: var(--accent-cyan);
}

.vertex-badge {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--accent-purple);
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.vertex-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.vertex-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Security Matrix Table */
.table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  backdrop-filter: blur(12px);
}

.security-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
}

.security-table th {
  background: rgba(255, 255, 255, 0.03);
  padding: 1.25rem 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-subtle);
}

.security-table td {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  color: var(--text-secondary);
}

.security-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-primary);
}

.security-table tr:last-child td {
  border-bottom: none;
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.65rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  font-weight: 600;
}

.pill-green {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.pill-cyan {
  background: rgba(0, 240, 255, 0.15);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 240, 255, 0.3);
}

.pill-purple {
  background: rgba(168, 85, 247, 0.15);
  color: var(--accent-purple);
  border: 1px solid rgba(168, 85, 247, 0.3);
}

/* Projects Explorer */
.filter-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 3rem;
}

.filter-btn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  padding: 0.5rem 1.25rem;
  border-radius: 9999px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.filter-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
}

.filter-btn.active {
  background: var(--accent-cyan);
  color: #05070c;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 15px var(--accent-cyan-glow);
}

.repo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 1.5rem;
}

.repo-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.25s ease;
  position: relative;
}

.repo-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 240, 255, 0.3);
  box-shadow: var(--shadow-md);
}

.repo-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.repo-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.repo-title:hover {
  color: var(--accent-cyan);
}

.repo-category {
  font-size: 0.7rem;
  font-family: var(--font-mono);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  text-transform: uppercase;
}

.cat-core { background: rgba(0, 240, 255, 0.1); color: var(--accent-cyan); }
.cat-storage { background: rgba(168, 85, 247, 0.1); color: var(--accent-purple); }
.cat-crypto { background: rgba(16, 185, 129, 0.1); color: var(--accent-emerald); }
.cat-app { background: rgba(245, 158, 11, 0.1); color: var(--accent-amber); }

.repo-desc {
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.55;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.repo-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.repo-lang {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

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

.dot-rust { background-color: #dea584; }
.dot-python { background-color: #3572A5; }
.dot-go { background-color: #00ADD8; }
.dot-typescript { background-color: #3178c6; }

.repo-link {
  color: var(--accent-cyan);
  text-decoration: none;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.repo-link:hover {
  text-decoration: underline;
}

/* Footer */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: 4.5rem 1.5rem 2rem;
  position: relative;
}

.footer-container {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

@media (max-width: 900px) {
  .footer-container {
    grid-template-columns: 1fr;
  }
}

.footer-brand h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
  max-width: 400px;
}

.footer-col h4 {
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: var(--accent-cyan);
}

.footer-bottom {
  max-width: 1280px;
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 0.85rem;
  flex-wrap: wrap;
  gap: 1rem;
}

/* ==========================================================================
   Interactive 10-Namespace Architecture Explorer & Visual Grid
   ========================================================================== */
.ns-explorer-container {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 2.25rem;
  margin-bottom: 3.5rem;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(16px);
  position: relative;
  overflow: hidden;
}

.ns-explorer-container::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple), var(--accent-emerald));
}

.ns-header-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-bottom: 2rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
}

.ns-view-toggle {
  display: inline-flex;
  background: rgba(8, 11, 18, 0.9);
  padding: 5px;
  border-radius: 9999px;
  border: 1px solid var(--border-subtle);
  gap: 4px;
}

.ns-view-btn {
  padding: 0.5rem 1.25rem;
  border-radius: 9999px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.ns-view-btn.active {
  background: var(--accent-cyan);
  color: #080b12;
  box-shadow: 0 0 15px var(--accent-cyan-glow);
}

.ns-view-btn:hover:not(.active) {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

/* Architecture Layer Cards & Flow */
.ns-layer-block {
  margin-bottom: 2.5rem;
}

.ns-layer-title {
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.ns-layer-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border-subtle);
}

.ns-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 1.5rem;
}

.ns-interactive-card {
  background: rgba(13, 18, 31, 0.85);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.ns-interactive-card:hover {
  transform: translateY(-4px);
  border-color: var(--card-border, var(--accent-cyan));
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.6), 0 0 25px var(--card-glow, rgba(0, 240, 255, 0.2));
}

.ns-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.ns-id-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.3rem 0.65rem;
  border-radius: 6px;
  background: rgba(0, 240, 255, 0.12);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 240, 255, 0.25);
  display: inline-block;
}

.ns-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 0.35rem;
}

.ns-sec-badge {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent-emerald);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: rgba(16, 185, 129, 0.1);
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  border: 1px solid rgba(16, 185, 129, 0.25);
}

.ns-card-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 1.25rem;
}

.ns-components-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 1.25rem;
}

.ns-comp-pill {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  background: #05070c;
  color: #cbd5e1;
  padding: 0.25rem 0.55rem;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.ns-relation-box {
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  padding-top: 0.85rem;
  font-size: 0.8rem;
}

.ns-relation-label {
  color: var(--text-muted);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.ns-links-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.ns-link-chip {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  background: rgba(168, 85, 247, 0.12);
  color: #c084fc;
  border: 1px solid rgba(168, 85, 247, 0.25);
}

/* Layered Visual Flow Diagram */
.flow-topology-wrapper {
  background: #05070c;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  margin-bottom: 2rem;
  position: relative;
}

.flow-topology-header {
  text-align: center;
  margin-bottom: 2rem;
}

.flow-layer {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
  position: relative;
}

.flow-node {
  background: #0d121f;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  position: relative;
  transition: all 0.2s ease;
}

.flow-node:hover {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.15);
}

.flow-connector {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 1rem 0;
  color: var(--accent-cyan);
  font-size: 0.8rem;
  font-family: var(--font-mono);
  position: relative;
}

.flow-connector::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--accent-cyan), var(--accent-purple));
  opacity: 0.4;
}

.flow-connector span {
  background: #05070c;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  border: 1px solid rgba(0, 240, 255, 0.3);
  z-index: 1;
}