/* ============================================================
   NEXXUS — main.css
   Full shared styles for all pages
   ============================================================ */

/* ── Custom Properties ─────────────────────────────────────── */
:root {
  --bg-primary:    #000008;
  --bg-secondary:  #050510;
  --bg-card:       rgba(5, 5, 20, 0.8);
  --cyan:          #00f5ff;
  --blue:          #0080ff;
  --purple:        #8000ff;
  --green:         #00ff88;
  --red:           #ff2255;
  --text-primary:  #e0e8ff;
  --text-muted:    #6080a0;
  --text-dim:      #304060;
  --glow-cyan:     0 0 20px rgba(0, 245, 255, 0.5);
  --glow-purple:   0 0 20px rgba(128, 0, 255, 0.5);
  --glow-green:    0 0 20px rgba(0, 255, 136, 0.5);
  --border-subtle: rgba(0, 245, 255, 0.12);
  --border-active: rgba(0, 245, 255, 0.4);
  --radius-sm:     8px;
  --radius-md:     12px;
  --radius-lg:     20px;
  --radius-xl:     32px;
  --transition:    all 0.3s cubic-bezier(0.4, 0, 0.2, 1);

  /* ── Scrollbar Customization ─────────────────────────────── */
  --scrollbar-width: 8px;
  --scrollbar-width-hover: 12px;
  --scrollbar-thumb: linear-gradient(to bottom, #ff6b35, #e63946, #d62828);
  --scrollbar-thumb-hover: linear-gradient(to bottom, #ff8855, #ff4466, #e63946);
  --scrollbar-track: rgba(0, 0, 0, 0.1);
  --scrollbar-border-radius: 4px;
  --scrollbar-glow-color: #ff6b35;
  --scrollbar-glow-intensity: 8px;
  --scrollbar-fade-opacity: 0.3;
  --scrollbar-fade-delay: 1.5s;
  --scrollbar-fade-duration: 0.3s;
}

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

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'Space Grotesk', system-ui, sans-serif;
  overflow-x: hidden;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ── Scrollbar Base Styles ─────────────────────────────────── */
::-webkit-scrollbar {
  width: var(--scrollbar-width);
  height: var(--scrollbar-width);
  transition: width 150ms ease;
}

::-webkit-scrollbar-track {
  background: var(--scrollbar-track);
  border-radius: var(--scrollbar-border-radius);
  margin: 2px;
}

::-webkit-scrollbar-thumb {
  background: var(--scrollbar-thumb);
  border-radius: var(--scrollbar-border-radius);
  min-height: 40px;
  opacity: var(--scrollbar-fade-opacity);
  transition: 
    opacity var(--scrollbar-fade-duration) ease var(--scrollbar-fade-delay),
    box-shadow 150ms ease;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--scrollbar-thumb-hover);
  opacity: 1;
  transition: opacity 0ms;
  box-shadow: 0 0 var(--scrollbar-glow-intensity) var(--scrollbar-glow-color);
}

*:hover::-webkit-scrollbar {
  width: var(--scrollbar-width-hover);
}

*:hover::-webkit-scrollbar-thumb {
  opacity: 1;
  transition: opacity 0ms;
}

::-webkit-scrollbar-corner {
  background: var(--scrollbar-track);
}

/* Firefox scrollbar */
* {
  scrollbar-width: thin;
  scrollbar-color: #e63946 transparent;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  ::-webkit-scrollbar-thumb {
    opacity: 1 !important;
    transition: none !important;
  }
}

/* ── Scrollbar ─────────────────────────────────────────────── */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--cyan), var(--purple));
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover { background: var(--cyan); }

/* ── Selection ─────────────────────────────────────────────── */
::selection {
  background: rgba(0, 245, 255, 0.25);
  color: #fff;
}

/* ── Typography ────────────────────────────────────────────── */
h1, h2, h3, h4, h5 {
  font-family: 'Orbitron', monospace;
  line-height: 1.2;
  letter-spacing: 0.05em;
}

p { line-height: 1.7; }

a {
  color: var(--cyan);
  text-decoration: none;
  transition: var(--transition);
}

a:hover { color: #fff; }

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

/* ── Glass Card ────────────────────────────────────────────── */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0, 245, 255, 0.04), transparent);
  transition: none;
  pointer-events: none;
  will-change: transform;
}

.glass-card:hover::before {
  animation: shimmer 0.7s ease forwards;
}

.glass-card:hover {
  border-color: var(--border-active);
  box-shadow: var(--glow-cyan);
  transform: translateY(-2px);
}

/* ── Navigation ────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0 5%;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(0, 0, 8, 0.5);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(0, 245, 255, 0.08);
  transition: var(--transition);
}

.nav.scrolled {
  background: rgba(0, 0, 8, 0.9);
  backdrop-filter: blur(30px);
  border-bottom-color: rgba(0, 245, 255, 0.2);
}

.nav.nav-hidden { transform: translateY(-100%); }

.nav-logo {
  font-family: 'Orbitron', monospace;
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--cyan);
  letter-spacing: 0.2em;
  text-shadow: var(--glow-cyan);
  text-decoration: none;
}

.nav-logo span { color: var(--purple); }

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

.nav-links a {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  padding: 4px 0;
  position: relative;
  text-decoration: none;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--cyan);
  transition: width 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--cyan);
}

.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }

.nav-cta {
  background: linear-gradient(135deg, var(--blue), var(--cyan)) !important;
  color: #000 !important;
  padding: 8px 20px !important;
  border-radius: 50px !important;
  font-weight: 700 !important;
}

.nav-cta::after { display: none !important; }

.nav-cta:hover { transform: scale(1.05); box-shadow: var(--glow-cyan); }

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--cyan);
  border-radius: 2px;
  transition: var(--transition);
}

.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Nav Search ─────────────────────────────────────────────── */
.nav-search {
  position: relative;
  display: flex;
  align-items: center;
  margin-left: auto;
  margin-right: 0.5rem;
}

.nav-search input {
  width: 180px;
  padding: 6px 12px 6px 32px;
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  background: rgba(0, 5, 15, 0.6);
  color: var(--text-primary);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.8rem;
  outline: none;
  transition: var(--transition);
}

.nav-search input::placeholder {
  color: var(--text-dim);
  font-size: 0.75rem;
}

.nav-search input:focus {
  width: 240px;
  border-color: var(--cyan);
  box-shadow: 0 0 8px rgba(0, 245, 255, 0.2);
}

.nav-search-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-dim);
  font-size: 0.8rem;
  pointer-events: none;
}

@media (max-width: 900px) {
  .nav-search { display: none; }
}

/* ── Buttons ────────────────────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  color: #000;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 14px 36px;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.05em;
  text-decoration: none;
}

.btn-primary:hover {
  transform: scale(1.05) translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 245, 255, 0.4);
  color: #000;
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--cyan);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 34px;
  border-radius: 50px;
  border: 2px solid var(--cyan);
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.05em;
  text-decoration: none;
}

.btn-outline:hover {
  background: var(--cyan);
  color: #000;
  transform: scale(1.05) translateY(-2px);
  box-shadow: var(--glow-cyan);
}

.btn-download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  color: #000;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  padding: 12px 24px;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  width: 100%;
  margin-top: auto;
}

.btn-download:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0, 245, 255, 0.4);
  color: #000;
}

/* ── Hero Section ───────────────────────────────────────────── */
.hero {
  position: relative;
  height: 100vh;
  min-height: 700px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

#three-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.hero-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 600px;
  height: 600px;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(0,245,255,0.08) 0%, rgba(0,80,255,0.04) 40%, transparent 70%);
  border-radius: 50%;
  z-index: 1;
  pointer-events: none;
  animation: glow-pulse 4s ease-in-out infinite;
}

/* 3D Orbital rings around hero */
.hero-orbit-container {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 500px;
  height: 500px;
  z-index: 1;
  pointer-events: none;
  perspective: 800px;
}

.hero-orbit {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid;
  transform-style: preserve-3d;
}

.hero-orbit-1 {
  border-color: rgba(0, 245, 255, 0.12);
  animation: orbital 20s linear infinite;
  box-shadow: 0 0 15px rgba(0, 245, 255, 0.05);
}

.hero-orbit-2 {
  inset: 40px;
  border-color: rgba(128, 0, 255, 0.10);
  animation: orbital 15s linear infinite reverse;
  border-style: dashed;
  box-shadow: 0 0 15px rgba(128, 0, 255, 0.04);
}

.hero-orbit-3 {
  inset: 90px;
  border-color: rgba(0, 128, 255, 0.08);
  animation: orbital 25s linear infinite;
  border-style: dotted;
  box-shadow: 0 0 12px rgba(0, 128, 255, 0.03);
}

@media (max-width: 768px) {
  .hero-orbit-container { width: 300px; height: 300px; }
}

.scan-line {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(0, 245, 255, 0.8), rgba(0, 245, 255, 0.4), transparent);
  animation: scan-line 4s linear infinite;
  z-index: 1;
  pointer-events: none;
  will-change: transform, opacity;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
  padding: 2rem 2.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  background: radial-gradient(ellipse at center, rgba(0,0,8,0.6) 0%, transparent 75%);
  border-radius: var(--radius-xl);
}

.hero-tagline {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--cyan);
  letter-spacing: 0.35em;
  text-transform: uppercase;
  opacity: 0.85;
  animation: fade-in-up 0.8s ease 0.2s both;
}

.hero-title {
  font-family: 'Orbitron', monospace;
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 900;
  color: var(--cyan);
  letter-spacing: 0.15em;
  animation: glow-pulse 3s ease-in-out infinite, fade-in-up 0.8s ease 0.4s both;
  text-shadow:
    0 0 30px rgba(0, 245, 255, 0.7),
    0 0 60px rgba(0, 245, 255, 0.4),
    0 0 100px rgba(0, 245, 255, 0.2);
  line-height: 1;
}

.hero-subtitle {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.1rem, 2.5vw, 1.6rem);
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: 0.05em;
  animation: fade-in-up 0.8s ease 0.6s both;
}

.hero-sub2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(0.9rem, 1.8vw, 1.1rem);
  color: var(--text-muted);
  letter-spacing: 0.03em;
  animation: fade-in-up 0.8s ease 0.8s both;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 0.5rem;
  animation: fade-in-up 0.8s ease 1s both;
}

.hero-badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--text-muted);
  background: rgba(0, 245, 255, 0.06);
  border: 1px solid rgba(0, 245, 255, 0.15);
  padding: 6px 18px;
  border-radius: 50px;
  letter-spacing: 0.08em;
  animation: fade-in-up 0.8s ease 1.2s both;
}

/* ── Stats Bar ──────────────────────────────────────────────── */
.stats-bar {
  background: rgba(0, 0, 10, 0.85);
  backdrop-filter: blur(20px);
  border-top: 1px solid rgba(0, 245, 255, 0.1);
  border-bottom: 1px solid rgba(0, 245, 255, 0.1);
  padding: 32px 5%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}

.stat-item {
  flex: 1;
  max-width: 300px;
  text-align: center;
  padding: 0 2rem;
  position: relative;
}

.stat-item + .stat-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 20%;
  height: 60%;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgba(0, 245, 255, 0.3), transparent);
}

.stat-number {
  font-family: 'Orbitron', monospace;
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--cyan);
  display: block;
  text-shadow: var(--glow-cyan);
  letter-spacing: 0.05em;
  line-height: 1;
  margin-bottom: 6px;
}

.stat-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* ── Section Base ───────────────────────────────────────────── */
.section {
  padding: 100px 5%;
  position: relative;
}

.section-inner {
  max-width: 1300px;
  margin: 0 auto;
}

.section-title {
  font-family: 'Orbitron', monospace;
  font-size: clamp(1.6rem, 3.5vw, 2.8rem);
  font-weight: 800;
  color: var(--text-primary);
  text-align: center;
  margin-bottom: 0.6rem;
  letter-spacing: 0.08em;
}

.section-title span { color: var(--cyan); }

.section-line {
  width: 80px;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--purple));
  margin: 0 auto 1.5rem;
  border-radius: 2px;
  box-shadow: 0 0 12px rgba(0, 245, 255, 0.5);
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-muted);
  text-align: center;
  max-width: 680px;
  margin: 0 auto 3.5rem;
  line-height: 1.7;
}

/* ── App Cards Grid ─────────────────────────────────────────── */
#cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1.2rem;
  padding: 1rem 0;
}

.app-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.6rem 1.4rem;
  cursor: grab;
  user-select: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  min-width: 180px;
  transition: border-color 0.3s, box-shadow 0.3s;
  animation: float 4s ease-in-out infinite;
  position: relative;
  overflow: hidden;
  will-change: transform;
  contain: layout style;
}

.app-card.dragging {
  animation: none !important;
}

.app-card:active { cursor: grabbing; }

.app-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0, 245, 255, 0.03), transparent);
  pointer-events: none;
}

.app-card:hover {
  border-color: var(--border-active);
  box-shadow: var(--glow-cyan);
}

.app-card:nth-child(1) { animation-delay: 0s; }
.app-card:nth-child(2) { animation-delay: 0.3s; }
.app-card:nth-child(3) { animation-delay: 0.6s; }
.app-card:nth-child(4) { animation-delay: 0.9s; }
.app-card:nth-child(5) { animation-delay: 1.2s; }
.app-card:nth-child(6) { animation-delay: 1.5s; }
.app-card:nth-child(7) { animation-delay: 1.8s; }
.app-card:nth-child(8) { animation-delay: 2.1s; }
.app-card:nth-child(9) { animation-delay: 0.15s; }
.app-card:nth-child(10) { animation-delay: 0.45s; }
.app-card:nth-child(11) { animation-delay: 0.75s; }
.app-card:nth-child(12) { animation-delay: 1.05s; }

.card-icon {
  font-size: 2.2rem;
  line-height: 1;
  display: block;
  margin-bottom: 0.2rem;
}

.card-name {
  font-family: 'Orbitron', monospace;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.08em;
  line-height: 1.3;
}

.card-tagline {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.card-status {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  padding: 3px 10px;
  border-radius: 50px;
  display: inline-block;
  margin-top: auto;
}

.status-active    { background: rgba(0, 255, 136, 0.12); color: var(--green); border: 1px solid rgba(0, 255, 136, 0.3); }
.status-beta      { background: rgba(0, 128, 255, 0.12); color: var(--blue);  border: 1px solid rgba(0, 128, 255, 0.3); }
.status-dev       { background: rgba(128, 0, 255, 0.12); color: var(--purple); border: 1px solid rgba(128, 0, 255, 0.3); }
.status-soon      { background: rgba(96, 128, 160, 0.12); color: var(--text-muted); border: 1px solid rgba(96, 128, 160, 0.3); }

/* ── Modal ──────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 8, 0.95);
  backdrop-filter: blur(8px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fade-in-up 0.2s ease;
  contain: layout style paint;
}

.modal-overlay.closing {
  opacity: 0;
  transition: opacity 0.2s ease;
}

.modal-box {
  background: rgba(5, 5, 25, 0.97);
  border: 1px solid rgba(0, 245, 255, 0.25);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  max-width: 640px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  animation: modal-appear 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  box-shadow: 0 0 60px rgba(0, 245, 255, 0.15), 0 40px 80px rgba(0, 0, 0, 0.8);
}

.modal-box::-webkit-scrollbar { width: 4px; }
.modal-box::-webkit-scrollbar-thumb { background: var(--cyan); border-radius: 2px; }

.modal-close {
  position: absolute;
  top: 1.2rem;
  right: 1.2rem;
  background: rgba(0, 245, 255, 0.08);
  border: 1px solid rgba(0, 245, 255, 0.2);
  color: var(--cyan);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.1rem;
  transition: var(--transition);
}

.modal-close:hover {
  background: var(--cyan);
  color: #000;
}

.modal-icon {
  font-size: 3.5rem;
  display: block;
  margin-bottom: 0.8rem;
  line-height: 1;
}

.modal-name {
  font-family: 'Orbitron', monospace;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--cyan);
  letter-spacing: 0.1em;
  margin-bottom: 0.4rem;
}

.modal-tagline {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.modal-desc {
  font-size: 0.93rem;
  color: var(--text-primary);
  line-height: 1.75;
  margin-bottom: 1.5rem;
}

.modal-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.modal-features li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.88rem;
  color: var(--text-primary);
}

.modal-features li::before {
  content: '✦';
  color: var(--cyan);
  flex-shrink: 0;
  margin-top: 1px;
  font-size: 0.7rem;
}

/* ── Security Features Grid ─────────────────────────────────── */
.security-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.2rem;
}

.feature-box {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.8rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-box:hover {
  border-color: var(--border-active);
  box-shadow: var(--glow-cyan);
  transform: translateY(-3px);
  border-top: 2px solid var(--cyan);
}

.feature-icon {
  font-size: 2rem;
  display: block;
  margin-bottom: 0.8rem;
}

.feature-box h3 {
  font-family: 'Orbitron', monospace;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}

.feature-box p {
  font-size: 0.83rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 0.8rem;
}

.active-dot-wrapper {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  color: var(--green);
  letter-spacing: 0.1em;
}

.active-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--green);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--green);
  position: relative;
}

.active-dot::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: rgba(0, 255, 136, 0.3);
  animation: active-pulse 2s ease-out infinite;
}

/* ── SilicoNet Section ──────────────────────────────────────── */
.brain-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.brain-text h2 {
  font-family: 'Orbitron', monospace;
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 1rem;
  letter-spacing: 0.06em;
}

.brain-text h2 span { color: var(--cyan); }

.brain-text p {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.brain-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.brain-features li {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 0.9rem;
  color: var(--text-primary);
}

.brain-features li::before {
  content: '▸';
  color: var(--cyan);
  font-size: 0.9rem;
}

#brain-canvas {
  width: 100%;
  height: 400px;
  border-radius: var(--radius-md);
  background: rgba(0, 5, 20, 0.6);
  border: 1px solid var(--border-subtle);
  position: relative;
  overflow: hidden;
}

/* ── Download Cards ─────────────────────────────────────────── */
.download-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
}

.download-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 2rem 1.8rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

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

.download-card.featured {
  border-color: rgba(0, 245, 255, 0.3);
  background: rgba(0, 245, 255, 0.04);
}

.download-card.featured::before {
  content: 'RECOMMENDED';
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 3px 10px;
  border-radius: 100px;
  background: rgba(0, 245, 255, 0.12);
  border: 1px solid rgba(0, 245, 255, 0.3);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.platform-icon {
  font-size: 2.8rem;
  line-height: 1;
  display: block;
}

.platform-name {
  font-family: 'Orbitron', monospace;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.08em;
}

.platform-meta {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.platform-meta span {
  display: flex;
  align-items: center;
  gap: 6px;
}

.platform-meta span::before {
  content: '·';
  color: var(--cyan);
}

/* ── Store Cards ────────────────────────────────────────────── */
.store-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.store-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 2rem 1.8rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  transition: opacity 0.3s ease, transform 0.3s ease, border-color 0.3s, box-shadow 0.3s;
  position: relative;
  overflow: hidden;
}

.store-card.store-hidden {
  opacity: 0;
  transform: scale(0.95);
  pointer-events: none;
  position: absolute;
  visibility: hidden;
}

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

.store-card.featured {
  border-color: rgba(128, 0, 255, 0.35);
  background: rgba(128, 0, 255, 0.04);
}

.store-card.featured:hover { box-shadow: var(--glow-purple); }

.product-icon {
  font-size: 2.5rem;
  line-height: 1;
  display: block;
}

.product-name {
  font-family: 'Orbitron', monospace;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.06em;
}

.product-price {
  font-family: 'Orbitron', monospace;
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--cyan);
  text-shadow: 0 0 15px rgba(0, 245, 255, 0.4);
}

.product-price sub {
  font-size: 0.65rem;
  color: var(--text-muted);
  vertical-align: bottom;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 400;
}

.product-desc {
  font-size: 0.83rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.product-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin: 0.3rem 0;
}

.product-features li {
  font-size: 0.8rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.product-features li::before {
  content: '✓';
  color: var(--cyan);
  font-weight: 700;
  font-size: 0.7rem;
}

.badge {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  padding: 3px 10px;
  border-radius: 50px;
  text-transform: uppercase;
}

.badge-new        { background: rgba(0, 255, 136, 0.12); color: var(--green); border: 1px solid rgba(0, 255, 136, 0.3); }
.badge-best       { background: rgba(255, 180, 0, 0.12);  color: #ffb400;     border: 1px solid rgba(255, 180, 0, 0.3); }
.badge-popular    { background: rgba(0, 128, 255, 0.12); color: var(--blue);  border: 1px solid rgba(0, 128, 255, 0.3); }
.badge-value      { background: rgba(128, 0, 255, 0.12); color: var(--purple); border: 1px solid rgba(128, 0, 255, 0.3); }

.btn-cart {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: rgba(0, 245, 255, 0.08);
  color: var(--cyan);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.85rem;
  padding: 10px 20px;
  border-radius: 50px;
  border: 1px solid rgba(0, 245, 255, 0.25);
  cursor: not-allowed;
  transition: var(--transition);
  margin-top: auto;
  position: relative;
}

.btn-cart:hover::after {
  content: 'Coming Soon';
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 20, 0.95);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-size: 0.72rem;
  padding: 5px 12px;
  border-radius: 6px;
  white-space: nowrap;
}

/* ── Filter Tabs ────────────────────────────────────────────── */
.filter-tabs {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 2.5rem;
}

.filter-tab {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  background: rgba(0, 245, 255, 0.04);
  border: 1px solid var(--border-subtle);
  padding: 8px 22px;
  border-radius: 50px;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.05em;
}

.filter-tab:hover,
.filter-tab.active {
  background: rgba(0, 245, 255, 0.1);
  border-color: rgba(0, 245, 255, 0.4);
  color: var(--cyan);
}

/* ── Waitlist Banner ────────────────────────────────────────── */
.waitlist-banner {
  background: linear-gradient(135deg, rgba(0, 245, 255, 0.06), rgba(128, 0, 255, 0.06));
  border: 1px solid rgba(0, 245, 255, 0.2);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  text-align: center;
  margin: 3rem auto 0;
  max-width: 600px;
}

.waitlist-banner h3 {
  font-family: 'Orbitron', monospace;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}

.waitlist-banner p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.2rem;
}

.waitlist-form {
  display: flex;
  gap: 0.75rem;
  max-width: 420px;
  margin: 0 auto;
}

.waitlist-input {
  flex: 1;
  background: rgba(0, 0, 20, 0.8);
  border: 1px solid rgba(0, 245, 255, 0.2);
  border-radius: 50px;
  padding: 10px 18px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.88rem;
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.3s;
}

.waitlist-input:focus { border-color: var(--cyan); }
.waitlist-input::placeholder { color: var(--text-dim); }

/* ── Page Hero (inner pages) ────────────────────────────────── */
.page-hero {
  position: relative;
  padding: 160px 5% 80px;
  text-align: center;
  overflow: hidden;
}

.page-hero #three-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-hero-content {
  position: relative;
  z-index: 2;
}

.page-hero-eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--cyan);
  letter-spacing: 0.35em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  display: block;
}

.page-hero h1 {
  font-family: 'Orbitron', monospace;
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 900;
  color: var(--text-primary);
  letter-spacing: 0.08em;
  margin-bottom: 0.8rem;
}

.page-hero h1 span { color: var(--cyan); }

.page-hero p {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto;
}

/* ── App App-Section (Apps Page) ────────────────────────────── */
.app-section {
  padding: 80px 5%;
  border-bottom: 1px solid rgba(0, 245, 255, 0.06);
}

.app-section:last-of-type { border-bottom: none; }

.app-section-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.app-section-inner.reverse { direction: rtl; }
.app-section-inner.reverse > * { direction: ltr; }

.app-section-visual {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16/10;
  background: linear-gradient(135deg, rgba(0, 245, 255, 0.05), rgba(128, 0, 255, 0.05));
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 1rem;
  font-family: 'Orbitron', monospace;
  font-size: 1rem;
  color: var(--text-dim);
  letter-spacing: 0.1em;
  position: relative;
}

.app-section-visual .preview-icon {
  font-size: 4rem;
  opacity: 0.4;
}

.app-section-visual .preview-label {
  font-size: 0.75rem;
  opacity: 0.4;
  letter-spacing: 0.2em;
}

.app-info h2 {
  font-family: 'Orbitron', monospace;
  font-size: clamp(1.3rem, 2.5vw, 2rem);
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: 0.08em;
  margin-bottom: 0.6rem;
}

.app-info h2 span { color: var(--cyan); }

.app-info .app-status {
  margin-bottom: 1rem;
  display: inline-block;
}

.app-info p {
  font-size: 0.93rem;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 1.2rem;
}

.app-feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.2rem;
}

.app-feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  font-size: 0.88rem;
  color: var(--text-primary);
}

.app-feature-list li::before {
  content: '✦';
  color: var(--cyan);
  flex-shrink: 0;
  font-size: 0.65rem;
  margin-top: 3px;
}

.tech-block {
  background: rgba(0, 0, 15, 0.8);
  border: 1px solid rgba(0, 245, 255, 0.1);
  border-radius: var(--radius-sm);
  padding: 1rem 1.2rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.8;
}

.tech-block .tech-label {
  color: var(--cyan);
  margin-right: 0.5rem;
}

/* ── System Requirements ────────────────────────────────────── */
.sysreq-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.sysreq-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.8rem;
  transition: var(--transition);
}

.sysreq-card:hover {
  border-color: var(--border-active);
  box-shadow: var(--glow-cyan);
}

.sysreq-card h3 {
  font-family: 'Orbitron', monospace;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.sysreq-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.sysreq-list li {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  color: var(--text-muted);
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.sysreq-list li::before {
  content: '→';
  color: var(--cyan);
  flex-shrink: 0;
}

/* ── Accordion ──────────────────────────────────────────────── */
.accordion {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  max-width: 860px;
  margin: 0 auto;
}

.accordion-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

.accordion-item:hover { border-color: rgba(0, 245, 255, 0.25); }

.accordion-trigger {
  width: 100%;
  background: none;
  border: none;
  padding: 1.2rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-family: 'Orbitron', monospace;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.06em;
  text-align: left;
}

.accordion-arrow {
  color: var(--cyan);
  transition: transform 0.3s;
  font-size: 1rem;
  flex-shrink: 0;
}

.accordion-item.open .accordion-arrow { transform: rotate(180deg); }

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.accordion-item.open .accordion-content { max-height: 600px; }

.accordion-body {
  padding: 0 1.5rem 1.5rem;
}

.accordion-body ol {
  list-style: none;
  counter-reset: steps;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.accordion-body ol li {
  counter-increment: steps;
  display: flex;
  gap: 0.8rem;
  font-size: 0.88rem;
  color: var(--text-muted);
  align-items: flex-start;
}

.accordion-body ol li::before {
  content: counter(steps);
  background: rgba(0, 245, 255, 0.1);
  border: 1px solid rgba(0, 245, 255, 0.25);
  color: var(--cyan);
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  flex-shrink: 0;
  margin-top: 1px;
}

/* ── Footer ─────────────────────────────────────────────────── */
.footer {
  background: rgba(0, 0, 8, 0.95);
  border-top: 1px solid rgba(0, 245, 255, 0.08);
  padding: 60px 5% 0;
}

.footer-grid {
  max-width: 1300px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(0, 245, 255, 0.06);
}

.footer-brand .logo {
  font-family: 'Orbitron', monospace;
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--cyan);
  letter-spacing: 0.2em;
  text-shadow: var(--glow-cyan);
  display: inline-block;
  margin-bottom: 0.8rem;
}

.footer-brand p {
  font-size: 0.83rem;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 280px;
  margin-bottom: 1.2rem;
}

.social-links {
  display: flex;
  gap: 0.6rem;
}

.social-link {
  width: 34px;
  height: 34px;
  background: rgba(0, 245, 255, 0.06);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition);
}

.social-link:hover {
  background: rgba(0, 245, 255, 0.12);
  border-color: var(--border-active);
  color: var(--cyan);
}

.footer-col h4 {
  font-family: 'Orbitron', monospace;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

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

.footer-bottom {
  max-width: 1300px;
  margin: 0 auto;
  padding: 1.2rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-bottom p {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--text-dim);
  letter-spacing: 0.05em;
}

.footer-bottom a { color: var(--text-muted); }
.footer-bottom a:hover { color: var(--cyan); }

/* ── Section divider ────────────────────────────────────────── */
.section-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 245, 255, 0.25), rgba(128, 0, 255, 0.15), transparent);
  margin: 0 5%;
}

/* ── Privacy note ───────────────────────────────────────────── */
.privacy-note {
  background: rgba(0, 128, 255, 0.05);
  border: 1px solid rgba(0, 128, 255, 0.2);
  border-radius: var(--radius-md);
  padding: 1.5rem 2rem;
  max-width: 740px;
  margin: 2.5rem auto 0;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.privacy-note .note-icon { font-size: 1.4rem; flex-shrink: 0; }

.privacy-note h4 {
  font-family: 'Orbitron', monospace;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--blue);
  letter-spacing: 0.08em;
  margin-bottom: 0.4rem;
}

.privacy-note p {
  font-size: 0.83rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ── Animate-in utility ─────────────────────────────────────── */
.animate-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
  will-change: opacity, transform;
  animation: animateInFallback 0s 3s forwards;
}

/* CSS-only fallback: if JS never adds .visible within 3 s,
   this keyframe fires and makes the content visible anyway.
   The IntersectionObserver in nav.js normally adds .visible
   well before this timeout, so users with working JS will
   never notice the fallback. */
@keyframes animateInFallback {
  to { opacity: 1; transform: translateY(0); }
}

.animate-in.visible {
  opacity: 1;
  transform: translateY(0);
  will-change: auto;
  animation: none;
}

.animate-in.delay-1 { transition-delay: 0.1s; }
.animate-in.delay-2 { transition-delay: 0.2s; }
.animate-in.delay-3 { transition-delay: 0.3s; }
.animate-in.delay-4 { transition-delay: 0.4s; }
.animate-in.delay-5 { transition-delay: 0.5s; }

/* ── 3D Animate-in variants ────────────────────────────────── */
.animate-in-3d {
  opacity: 0;
  transform: perspective(800px) rotateX(15deg) translateY(40px) translateZ(-50px);
  transition: opacity 0.8s cubic-bezier(0.33, 1, 0.68, 1), transform 0.8s cubic-bezier(0.33, 1, 0.68, 1);
  will-change: opacity, transform;
  animation: animateInFallback 0s 3s forwards;
}

.animate-in-3d.visible {
  opacity: 1;
  transform: perspective(800px) rotateX(0) translateY(0) translateZ(0);
  will-change: auto;
  animation: none;
}

.animate-in-rift {
  opacity: 0;
  transform: perspective(1000px) rotateY(60deg) scale(0.5);
  filter: blur(4px);
  transition: opacity 0.9s cubic-bezier(0.22, 1, 0.36, 1), transform 0.9s cubic-bezier(0.22, 1, 0.36, 1), filter 0.6s ease;
  will-change: opacity, transform, filter;
  animation: animateInFallback 0s 3s forwards;
}

.animate-in-rift.visible {
  opacity: 1;
  transform: perspective(1000px) rotateY(0) scale(1);
  filter: blur(0);
  will-change: auto;
  animation: none;
}

.animate-in-depth {
  opacity: 0;
  transform: perspective(600px) translateZ(-100px) translateY(20px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.33, 1, 0.68, 1);
  will-change: opacity, transform;
  animation: animateInFallback 0s 3s forwards;
}

.animate-in-depth.visible {
  opacity: 1;
  transform: perspective(600px) translateZ(0) translateY(0);
  will-change: auto;
  animation: none;
}

/* ── GitHub link banner ─────────────────────────────────────── */
.github-banner {
  background: rgba(0, 245, 255, 0.04);
  border: 1px solid rgba(0, 245, 255, 0.15);
  border-radius: var(--radius-md);
  padding: 1.2rem 1.8rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: 860px;
  margin: 2rem auto 0;
  flex-wrap: wrap;
}

.github-banner p {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin: 0;
}

.github-banner a { color: var(--cyan); font-weight: 600; }

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .brain-split { grid-template-columns: 1fr; }
  .app-section-inner { grid-template-columns: 1fr; gap: 2rem; }
  .app-section-inner.reverse { direction: ltr; }
  .sysreq-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(0, 0, 10, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    gap: 0;
    padding: 0;
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
    border-bottom: 1px solid var(--border-subtle);
  }

  .nav.nav-open .nav-links {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .nav-links li { width: 100%; }

  .nav-links a {
    display: block;
    padding: 1rem 5%;
    border-bottom: 1px solid rgba(0, 245, 255, 0.05);
    font-size: 1rem;
  }

  .nav-hamburger { display: flex; }

  .stats-bar {
    flex-direction: column;
    gap: 1.5rem;
  }

  .stat-item + .stat-item::before { display: none; }

  .hero-cta { flex-direction: column; align-items: center; }

  .download-grid { grid-template-columns: 1fr; }

  .security-grid { grid-template-columns: 1fr; }

  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }

  .footer-bottom { flex-direction: column; align-items: center; text-align: center; }

  .brain-split { grid-template-columns: 1fr; }

  #brain-canvas { height: 280px; }

  .waitlist-form { flex-direction: column; }

  .github-banner { flex-direction: column; }
}

@media (max-width: 480px) {
  .section { padding: 60px 4%; }

  .hero-title { font-size: clamp(2.5rem, 10vw, 4rem); }

  #cards-grid { grid-template-columns: repeat(2, 1fr); }

  .modal-box { padding: 1.5rem; }

  .store-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   LAYOUT & QUALITY ENHANCEMENTS
   ============================================================ */

/* Download grid: cleaner centering */
.download-grid {
  max-width: 960px;
  margin-left: auto;
  margin-right: auto;
}

/* App section alternate background */
.app-section:nth-child(even) {
  background: rgba(0, 5, 20, 0.35);
}

/* App feature list checkmarks */
.app-feature-list li::before {
  content: '✓ ';
  color: var(--green);
  font-weight: 700;
}

/* System requirements card list enhancements */
.sysreq-list li {
  padding: 4px 0;
  border-bottom: 1px solid rgba(0, 245, 255, 0.04);
  font-size: 0.85rem;
  color: var(--text-muted);
}

.sysreq-list li:last-child {
  border-bottom: none;
}

/* Build notes grid */
.build-notes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.2rem;
  margin-top: 2rem;
}

.build-note {
  display: flex;
  gap: 0.8rem;
  align-items: flex-start;
  background: rgba(0, 5, 20, 0.4);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.2rem;
}

.build-note-icon {
  font-size: 1.4rem;
  flex-shrink: 0;
}

.build-note strong {
  display: block;
  font-family: 'Orbitron', monospace;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--cyan);
  margin-bottom: 0.3rem;
}

.build-note p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Improved sysreq table */
.sysreq-table-wrap {
  max-width: 800px;
  margin: 0 auto;
  overflow-x: auto;
}

.sysreq-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.sysreq-table th {
  font-family: 'Orbitron', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--cyan);
  text-align: left;
  padding: 10px 16px;
  border-bottom: 2px solid rgba(0, 245, 255, 0.2);
  text-transform: uppercase;
}

.sysreq-table td {
  padding: 10px 16px;
  color: var(--text-muted);
  border-bottom: 1px solid rgba(0, 245, 255, 0.05);
}

.sysreq-table tr:hover td {
  background: rgba(0, 245, 255, 0.02);
}

/* Terminal block */
.terminal-block {
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(0, 245, 255, 0.15);
  border-radius: var(--radius-md);
  overflow: hidden;
  max-width: 720px;
  margin: 0 auto;
}

.terminal-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  background: rgba(0, 0, 0, 0.4);
  border-bottom: 1px solid rgba(0, 245, 255, 0.1);
}

.terminal-dot { width: 10px; height: 10px; border-radius: 50%; }
.dot-red { background: #ff5f56; }
.dot-yellow { background: #ffbd2e; }
.dot-green { background: #27c93f; }

.terminal-title {
  margin-left: auto;
  margin-right: auto;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

.terminal-block .copy-btn {
  background: rgba(0, 245, 255, 0.08);
  border: 1px solid rgba(0, 245, 255, 0.2);
  color: var(--cyan);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  padding: 4px 12px;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition);
}

.terminal-block .copy-btn:hover {
  background: rgba(0, 245, 255, 0.15);
}

.terminal-block pre {
  padding: 1rem 1.2rem;
  overflow-x: auto;
}

.terminal-code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82rem;
  line-height: 1.7;
}

.term-comment { color: #6a737d; }
.term-prompt { color: var(--green); }

/* Subsection title */
.subsection-title {
  font-family: 'Orbitron', monospace;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.06em;
}

.subsection-title span { color: var(--cyan); }

/* ============================================================
   TECH STACK STRIP
   ============================================================ */
.tech-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  padding: 1rem 2rem;
  background: rgba(0, 5, 20, 0.6);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  flex-wrap: wrap;
}

.tech-strip-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  white-space: nowrap;
  flex-shrink: 0;
  padding-right: 1rem;
  border-right: 1px solid var(--border-subtle);
}

.tech-badges {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}

.tech-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.75rem;
  background: rgba(0, 245, 255, 0.04);
  border: 1px solid rgba(0, 245, 255, 0.2);
  border-radius: 100px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--cyan);
  white-space: nowrap;
  letter-spacing: 0.05em;
  transition: var(--transition);
  cursor: default;
}
.tech-badge:hover {
  background: rgba(0, 245, 255, 0.1);
  border-color: rgba(0, 245, 255, 0.5);
  box-shadow: 0 0 12px rgba(0, 245, 255, 0.15);
  transform: translateY(-1px);
}

/* ============================================================
   DOWNLOAD HERO BADGES
   ============================================================ */
.download-hero-badges {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.dl-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 1rem;
  border-radius: 100px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  transition: var(--transition);
}
.dl-badge-release {
  background: rgba(128, 0, 255, 0.12);
  border: 1px solid rgba(128, 0, 255, 0.4);
  color: #c060ff;
}
.dl-badge-tests {
  background: rgba(0, 255, 136, 0.08);
  border: 1px solid rgba(0, 255, 136, 0.35);
  color: var(--green);
}
.dl-badge-telemetry {
  background: rgba(0, 245, 255, 0.07);
  border: 1px solid rgba(0, 245, 255, 0.3);
  color: var(--cyan);
}

/* ============================================================
   TERMINAL / CODE BLOCK
   ============================================================ */
.terminal-block {
  background: #0a0a12;
  border: 1px solid rgba(0, 245, 255, 0.15);
  border-radius: var(--radius-md);
  overflow: hidden;
  max-width: 760px;
  margin: 2.5rem auto;
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255,255,255,0.04);
}

.terminal-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1rem;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid rgba(0, 245, 255, 0.08);
}

.terminal-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}
.dot-red    { background: #ff5f57; }
.dot-yellow { background: #febc2e; }
.dot-green  { background: #28c840; }

.terminal-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--text-muted);
  flex: 1;
  text-align: center;
  letter-spacing: 0.05em;
}

.copy-btn {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  padding: 0.2rem 0.7rem;
  background: rgba(0, 245, 255, 0.08);
  border: 1px solid rgba(0, 245, 255, 0.2);
  border-radius: 4px;
  color: var(--cyan);
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
}
.copy-btn:hover, .copy-btn.copied {
  background: rgba(0, 245, 255, 0.2);
  border-color: var(--cyan);
}

.terminal-block pre {
  margin: 0;
  padding: 1.5rem 1.5rem 1.5rem;
  overflow-x: auto;
}

.terminal-code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.875rem;
  line-height: 1.8;
  color: #c8d3f5;
  display: block;
  white-space: pre;
}

.term-comment {
  color: #5a6a8a;
  font-style: italic;
}
.term-prompt {
  color: var(--cyan);
  user-select: none;
}

/* ============================================================
   BUILD NOTES
   ============================================================ */
.build-notes {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.2rem;
  max-width: 760px;
  margin: 0 auto;
}

.build-note {
  display: flex;
  gap: 0.9rem;
  padding: 1.2rem;
  background: rgba(0, 5, 20, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
}

.build-note-icon {
  font-size: 1.4rem;
  flex-shrink: 0;
  line-height: 1;
  margin-top: 0.1rem;
}

.build-note strong {
  display: block;
  font-family: 'Orbitron', monospace;
  font-size: 0.75rem;
  color: var(--cyan);
  letter-spacing: 0.05em;
  margin-bottom: 0.35rem;
}

.build-note p {
  font-size: 0.83rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 0;
}

.build-note p a {
  color: var(--cyan);
}

/* ============================================================
   SYSTEM REQUIREMENTS TABLE
   ============================================================ */
.subsection-title {
  font-family: 'Orbitron', monospace;
  font-size: 1.1rem;
  color: var(--text-primary);
  letter-spacing: 0.08em;
  text-align: center;
}
.subsection-title span { color: var(--cyan); }

.sysreq-table-wrap {
  max-width: 760px;
  margin: 1.5rem auto 0;
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
}

.sysreq-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.sysreq-table th {
  font-family: 'Orbitron', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--cyan);
  text-transform: uppercase;
  padding: 0.9rem 1.2rem;
  background: rgba(0, 245, 255, 0.06);
  border-bottom: 1px solid var(--border-subtle);
  text-align: left;
  white-space: nowrap;
}

.sysreq-table td {
  padding: 0.8rem 1.2rem;
  border-bottom: 1px solid rgba(0, 245, 255, 0.06);
  color: var(--text-primary);
  vertical-align: middle;
}

.sysreq-table td:first-child {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  color: var(--cyan);
  white-space: nowrap;
  font-weight: 500;
}

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

.sysreq-table tbody tr:hover td {
  background: rgba(0, 245, 255, 0.03);
}

/* ============================================================
   FOOTER ENHANCEMENTS
   ============================================================ */
.footer-copy {
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-subtle);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 3rem 2rem 2rem;
}

.footer-logo {
  font-family: 'Orbitron', monospace;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.15em;
}
.footer-logo span { color: var(--cyan); }

/* ── Reduced Motion ────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .scan-line { display: none; }
  .animate-in { opacity: 1; transform: none; }
}

/* ============================================================
   PROFILE STYLE OVERRIDES
   When a developer toggles a named style via profile-styles.js,
   the --nx-* custom properties on :root are set.  The rules below
   integrate those properties into the existing design tokens so
   every card, button, background, and glow responds automatically.
   ============================================================ */

/* ── Background override ─────────────────────────────────── */
body {
  background-image: var(--nx-user-bg, none);
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

/* ── Accent colour overrides ─────────────────────────────── */
a                         { color: var(--nx-accent, var(--cyan)); }
a:hover                   { color: var(--nx-primary, #fff); }
h1 span, h2 span, .accent{ color: var(--nx-accent, var(--cyan)); }

/* ── Border radius override ──────────────────────────────── */
.glass-card,
.feature-card,
.stat-card,
.report-card,
.sc-btn,
.app-badge {
  border-radius: var(--nx-border-radius, var(--radius-md));
}

/* ── Glass / Card overrides ──────────────────────────────── */
.glass-card,
.feature-card,
.report-card {
  background: var(--nx-glass-tint, var(--bg-card));
  background-image: var(--nx-card-texture, none);
  background-size: cover;
  background-blend-mode: overlay;
}

.glass-card:hover,
.feature-card:hover {
  border-color: var(--nx-accent, var(--border-active));
  box-shadow: 0 0 20px color-mix(in srgb, var(--nx-accent, var(--cyan)) 50%, transparent);
}

/* ── Button primary overrides ────────────────────────────── */
.btn-primary,
.sc-btn-primary,
.hero-actions .btn-primary {
  background: linear-gradient(135deg, var(--nx-primary, var(--cyan)), var(--nx-accent, var(--blue)));
}

.btn-primary:hover,
.sc-btn-primary:hover {
  box-shadow: 0 0 24px color-mix(in srgb, var(--nx-primary, var(--cyan)) 40%, transparent);
}

/* ── Scrollbar accent ────────────────────────────────────── */
.nx-styled ::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--nx-primary), var(--nx-accent, var(--purple)));
}

/* ── Glow overrides ──────────────────────────────────────── */
.nx-styled {
  --glow-cyan: 0 0 20px color-mix(in srgb, var(--nx-accent, var(--cyan)) 50%, transparent);
  --glow-purple: 0 0 20px color-mix(in srgb, var(--nx-primary, var(--purple)) 50%, transparent);
}

/* ── Font-size override ──────────────────────────────────── */
html { font-size: var(--nx-font-size, 16px); }

/* ── Floating card texture ───────────────────────────────── */
.glass-card::after,
.feature-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: var(--nx-card-texture, none);
  background-size: cover;
  opacity: 0.06;
  pointer-events: none;
  border-radius: inherit;
  mix-blend-mode: overlay;
}

/* ============================================================
   DESIGN STYLE "-ISM" OVERRIDES
   Each design-ism (Glassmorphism, Neumorphism, Skeuomorphism,
   Claymorphism, Liquid Glass) sets --nx-blur, --nx-surface-opacity,
   --nx-surface-mode, --nx-shadow-style, --nx-border-style,
   --nx-border-glow, and --nx-saturate.  The rules below wire
   those variables into the existing card/button/panel system.
   ============================================================ */

/* ── Surface: blur + saturation on cards ─────────────────── */
.nx-styled .glass-card,
.nx-styled .feature-card,
.nx-styled .report-card {
  backdrop-filter: blur(var(--nx-blur, 0px)) saturate(var(--nx-saturate, 1));
  -webkit-backdrop-filter: blur(var(--nx-blur, 0px)) saturate(var(--nx-saturate, 1));
  box-shadow: var(--nx-shadow-style, none);
  border: var(--nx-border-style, 1px solid var(--border));
}

/* ── Border glow (Liquid Glass) ──────────────────────────── */
.nx-styled .glass-card:hover,
.nx-styled .feature-card:hover,
.nx-styled .report-card:hover {
  box-shadow: var(--nx-border-glow, none), var(--nx-shadow-style, none);
}

/* ── Glassmorphism: frosted translucent cards ────────────── */
.nx-ds-glassmorphism .glass-card,
.nx-ds-glassmorphism .feature-card,
.nx-ds-glassmorphism .report-card {
  background: var(--nx-glass-tint, rgba(255,255,255,0.08));
}

/* ── Neumorphism: extruded flat surface ──────────────────── */
.nx-ds-neumorphism .glass-card,
.nx-ds-neumorphism .feature-card,
.nx-ds-neumorphism .report-card {
  background: var(--nx-secondary, var(--bg-card));
  border: none;
}

/* ── Skeuomorphism: textured surface ─────────────────────── */
.nx-ds-skeuomorphism .glass-card,
.nx-ds-skeuomorphism .feature-card,
.nx-ds-skeuomorphism .report-card {
  background: linear-gradient(180deg, rgba(60,40,30,0.3) 0%, rgba(30,20,15,0.5) 100%);
  background-image: var(--nx-card-texture, none);
  background-size: cover;
  background-blend-mode: overlay;
}

/* ── Claymorphism: soft inflated pastel ──────────────────── */
.nx-ds-claymorphism .glass-card,
.nx-ds-claymorphism .feature-card,
.nx-ds-claymorphism .report-card {
  background: linear-gradient(145deg, rgba(255,255,255,0.15) 0%, rgba(255,255,255,0.05) 100%);
  border-radius: 24px;
}

/* ── Liquid Glass: Apple-style refraction ────────────────── */
.nx-ds-liquid-glass .glass-card,
.nx-ds-liquid-glass .feature-card,
.nx-ds-liquid-glass .report-card {
  background: linear-gradient(135deg, rgba(255,255,255,0.12) 0%, rgba(255,255,255,0.04) 100%);
  border-radius: 20px;
}

/* ── Ambient float animation for cards (opt-in) ──────────── */
@keyframes nx-float {
  0%, 100% { transform: translateY(0px); }
  50%      { transform: translateY(-6px); }
}

.nx-ds-liquid-glass .glass-card,
.nx-ds-liquid-glass .feature-card {
  animation: nx-float 6s ease-in-out infinite;
}

.nx-ds-claymorphism .glass-card,
.nx-ds-claymorphism .feature-card {
  animation: nx-float 8s ease-in-out infinite;
}

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  .nx-ds-liquid-glass .glass-card,
  .nx-ds-liquid-glass .feature-card,
  .nx-ds-claymorphism .glass-card,
  .nx-ds-claymorphism .feature-card {
    animation: none;
  }
}

/* ═══════════════════════════════════════════════════════════════
   IFRAME APP PREVIEW MODE
   When an app page is loaded inside an iframe (e.g. on apps.html),
   hide the marketing website chrome and show a Nexxus-browser-style
   topbar + dashboard so the preview shows the actual app interface.
   ═══════════════════════════════════════════════════════════════ */
body.nx-preview {
  overflow: hidden;
}

body.nx-preview .nav,
body.nx-preview .app-hero,
body.nx-preview .footer,
body.nx-preview .settings-panel {
  display: none !important;
}

/* Hide the marketing "About" overview (description, feature list, tech block)
   so the tab dashboard is the first visible content in the iframe. */
body.nx-preview .app-page > .report-card:first-child {
  display: none !important;
}

body.nx-preview .app-page {
  padding-top: 12px;
  padding-bottom: 20px;
  max-width: 100%;
}

/* Nexxus-browser topbar (matches Rust app_page_shell) */
.nx-preview-topbar {
  background: #0a0f1a;
  border-bottom: 1px solid rgba(0, 245, 255, 0.2);
  padding: 8px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: 'Courier New', monospace;
  position: sticky;
  top: 0;
  z-index: 9999;
}

.nx-pt-logo {
  font-size: 16px;
  font-weight: 900;
  color: var(--cyan, #00f5ff);
  text-shadow: 0 0 10px rgba(0, 245, 255, 0.6);
}

.nx-pt-back {
  font-size: 10px;
  color: var(--cyan, #00f5ff);
  background: rgba(0, 245, 255, 0.08);
  border: 1px solid rgba(0, 245, 255, 0.3);
  padding: 3px 10px;
  border-radius: 5px;
  letter-spacing: 0.5px;
}

.nx-pt-icon {
  font-size: 14px;
}

.nx-pt-title {
  font-size: 11px;
  color: var(--cyan, #00f5ff);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.nx-pt-status {
  margin-left: auto;
  font-size: 9px;
  color: #00ff88;
  letter-spacing: 1.5px;
}

/* ============================================================
   3D / 4D UTILITY CLASSES
   Reusable effects for any page element
   ============================================================ */

/* Depth container: perspective for child 3D transforms */
.nx-depth { perspective: 1000px; }

/* 3D float: continuous gentle 3D floating */
.nx-3d-float {
  animation: depth-float 6s ease-in-out infinite;
  transform-style: preserve-3d;
}

/* 4D warp: subtle multi-axis breathing */
.nx-4d-warp {
  animation: warp-4d 8s ease-in-out infinite;
  transform-style: preserve-3d;
}

/* Holographic flicker */
.nx-holo-flicker {
  animation: holo-flicker 4s steps(1) infinite;
}

/* Chromatic glitch text */
.nx-chromatic {
  animation: chromatic-glitch 5s steps(1) infinite;
}

/* Energy pulse ring (on a pseudo or wrapper) */
.nx-energy-pulse::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: inherit;
  border: 2px solid var(--cyan, #00f5ff);
  animation: energy-pulse 2s ease-out infinite;
  pointer-events: none;
}

/* Orbital element */
.nx-orbital {
  animation: orbital 20s linear infinite;
  transform-style: preserve-3d;
}

/* Tesseract fold: 4D hypercube visual */
.nx-tesseract {
  animation: tesseract-fold 12s ease-in-out infinite;
  transform-style: preserve-3d;
}

/* Aurora background */
.nx-aurora {
  background: linear-gradient(-45deg, rgba(0,245,255,0.1), rgba(128,0,255,0.08), rgba(0,255,136,0.06), rgba(0,128,255,0.1));
  background-size: 400% 400%;
  animation: aurora 15s ease infinite;
}

/* Glitch scan overlay */
.nx-glitch-scan {
  position: relative;
}
.nx-glitch-scan::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 245, 255, 0.015) 2px,
    rgba(0, 245, 255, 0.015) 4px
  );
  pointer-events: none;
  z-index: 2;
  border-radius: inherit;
  animation: glitch-scan 8s steps(1) infinite;
}

/* Plasma background */
.nx-plasma {
  background: linear-gradient(135deg,
    rgba(0,245,255,0.05),
    rgba(128,0,255,0.05),
    rgba(0,128,255,0.05),
    rgba(0,255,136,0.05)
  );
  background-size: 300% 300%;
  animation: plasma-wave 10s ease infinite;
}

/* Depth shadow: multi-layer realistic shadow */
.nx-depth-shadow {
  box-shadow:
    0 1px 2px rgba(0,0,0,0.2),
    0 4px 8px rgba(0,0,0,0.15),
    0 12px 24px rgba(0,0,0,0.12),
    0 24px 48px rgba(0,0,0,0.1);
}

/* Glass morphism enhanced */
.nx-glass-ultra {
  background: rgba(8, 8, 32, 0.4);
  backdrop-filter: blur(20px) saturate(1.5) brightness(1.1);
  -webkit-backdrop-filter: blur(20px) saturate(1.5) brightness(1.1);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

/* Neon text glow */
.nx-neon-text {
  color: var(--cyan, #00f5ff);
  text-shadow:
    0 0 7px currentColor,
    0 0 20px currentColor,
    0 0 42px currentColor;
}

/* Scan lines overlay for retro-futuristic feel */
.nx-scanlines::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 1px,
    rgba(0, 0, 0, 0.05) 1px,
    rgba(0, 0, 0, 0.05) 2px
  );
  pointer-events: none;
  z-index: 3;
  border-radius: inherit;
}