/* ============================================================
   NEXUS AFFILIATE — Global Design System
   Dark Futuristic · Neon Blue/Purple/Cyan · Glassmorphism
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=Outfit:wght@300;400;500;600;700&family=Space+Mono:wght@400;700&display=swap');

/* ── CSS Custom Properties ── */
:root {
  /* Core Colors */
  --bg-primary: #020408;
  --bg-secondary: #060c14;
  --bg-tertiary: #0a1628;
  --bg-card: rgba(10, 20, 40, 0.6);

  /* Neon Palette */
  --neon-blue: #00d4ff;
  --neon-purple: #8b5cf6;
  --neon-cyan: #06ffd4;
  --neon-pink: #f472b6;
  --neon-indigo: #6366f1;

  /* Gradients */
  --grad-primary: linear-gradient(135deg, #00d4ff 0%, #8b5cf6 50%, #06ffd4 100%);
  --grad-hero: linear-gradient(135deg, #020408 0%, #0a1628 40%, #0d0a2e 100%);
  --grad-card: linear-gradient(135deg, rgba(0,212,255,0.08) 0%, rgba(139,92,246,0.08) 100%);
  --grad-button: linear-gradient(135deg, #00d4ff, #8b5cf6);
  --grad-button-hover: linear-gradient(135deg, #06ffd4, #6366f1);
  --grad-text: linear-gradient(135deg, #00d4ff, #8b5cf6, #06ffd4);
  --grad-glow-blue: radial-gradient(ellipse at center, rgba(0,212,255,0.15) 0%, transparent 70%);
  --grad-glow-purple: radial-gradient(ellipse at center, rgba(139,92,246,0.15) 0%, transparent 70%);

  /* Glass */
  --glass-bg: rgba(10, 20, 40, 0.55);
  --glass-border: rgba(0, 212, 255, 0.15);
  --glass-blur: blur(20px);
  --glass-bg-light: rgba(255,255,255,0.04);

  /* Text */
  --text-primary: #f0f4ff;
  --text-secondary: #8899bb;
  --text-muted: #4a5a7a;
  --text-accent: #00d4ff;

  /* Typography */
  --font-display: 'Syne', sans-serif;
  --font-body: 'Outfit', sans-serif;
  --font-mono: 'Space Mono', monospace;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-neon-blue: 0 0 20px rgba(0,212,255,0.3), 0 0 60px rgba(0,212,255,0.1);
  --shadow-neon-purple: 0 0 20px rgba(139,92,246,0.3), 0 0 60px rgba(139,92,246,0.1);
  --shadow-neon-cyan: 0 0 20px rgba(6,255,212,0.3), 0 0 60px rgba(6,255,212,0.1);
  --shadow-card: 0 8px 32px rgba(0,0,0,0.4), 0 1px 0 rgba(0,212,255,0.1);
  --shadow-elevated: 0 20px 60px rgba(0,0,0,0.6), 0 1px 0 rgba(0,212,255,0.15);

  /* Transitions */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Z-index */
  --z-base: 1;
  --z-card: 10;
  --z-nav: 100;
  --z-modal: 200;
  --z-overlay: 300;
  --z-toast: 400;
  --z-cursor: 9999;
}

/* Light Mode */
[data-theme="light"] {
  --bg-primary: #f0f4ff;
  --bg-secondary: #e8eeff;
  --bg-tertiary: #dde5ff;
  --bg-card: rgba(255,255,255,0.7);
  --glass-bg: rgba(255,255,255,0.6);
  --glass-border: rgba(99,102,241,0.2);
  --text-primary: #0a0f1e;
  --text-secondary: #3a4a6a;
  --text-muted: #7a8aaa;
  --shadow-card: 0 8px 32px rgba(99,102,241,0.12), 0 1px 0 rgba(99,102,241,0.1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color var(--transition-slow), color var(--transition-slow);
}

/* ── Custom Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--neon-blue), var(--neon-purple));
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover { background: var(--neon-cyan); }

/* ── Selection ── */
::selection {
  background: rgba(0,212,255,0.25);
  color: var(--neon-cyan);
}

/* ── Typography Scale ── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.display-xl {
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.0;
}
.display-lg { font-size: clamp(2.5rem, 6vw, 5rem); font-weight: 800; letter-spacing: -0.03em; }
.display-md { font-size: clamp(2rem, 4vw, 3.5rem); font-weight: 700; }
.display-sm { font-size: clamp(1.5rem, 3vw, 2.5rem); font-weight: 700; }

.text-gradient {
  background: var(--grad-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-glow {
  text-shadow: 0 0 20px rgba(0,212,255,0.5), 0 0 40px rgba(0,212,255,0.2);
}

.label-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--neon-cyan);
}

/* ── Layout Utilities ── */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.container-wide {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.section {
  padding: var(--space-5xl) 0;
  position: relative;
}

.section-sm { padding: var(--space-4xl) 0; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }
.gap-2xl { gap: var(--space-2xl); }

.grid { display: grid; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.text-center { text-align: center; }
.text-left { text-align: left; }

/* ── Glass Card ── */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.glass-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-elevated), var(--shadow-neon-blue);
  border-color: rgba(0,212,255,0.3);
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  outline: none;
  text-decoration: none;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.1);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn:hover::before { opacity: 1; }

.btn-primary {
  background: var(--grad-button);
  color: #fff;
  box-shadow: 0 4px 20px rgba(0,212,255,0.3);
}

.btn-primary:hover {
  box-shadow: 0 8px 30px rgba(0,212,255,0.5), 0 0 60px rgba(139,92,246,0.2);
  transform: translateY(-2px) scale(1.02);
}

.btn-primary:active { transform: translateY(0) scale(0.98); }

.btn-secondary {
  background: transparent;
  color: var(--neon-blue);
  border: 1px solid rgba(0,212,255,0.4);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(0,212,255,0.1);
  border-color: var(--neon-blue);
  box-shadow: var(--shadow-neon-blue);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid rgba(255,255,255,0.1);
}

.btn-ghost:hover {
  color: var(--text-primary);
  border-color: rgba(255,255,255,0.2);
  background: rgba(255,255,255,0.05);
}

.btn-lg { padding: 1rem 2.5rem; font-size: 1.05rem; }
.btn-sm { padding: 0.5rem 1.25rem; font-size: 0.85rem; }
.btn-xl { padding: 1.2rem 3rem; font-size: 1.1rem; }

/* Glow pulse animation on CTA buttons */
.btn-glow {
  animation: btnGlowPulse 2.5s ease-in-out infinite;
}

@keyframes btnGlowPulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(0,212,255,0.3); }
  50% { box-shadow: 0 4px 40px rgba(0,212,255,0.6), 0 0 80px rgba(139,92,246,0.3); }
}

/* ── Badge / Tag ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
}

.badge-blue {
  background: rgba(0,212,255,0.12);
  color: var(--neon-blue);
  border: 1px solid rgba(0,212,255,0.25);
}

.badge-purple {
  background: rgba(139,92,246,0.12);
  color: var(--neon-purple);
  border: 1px solid rgba(139,92,246,0.25);
}

.badge-cyan {
  background: rgba(6,255,212,0.12);
  color: var(--neon-cyan);
  border: 1px solid rgba(6,255,212,0.25);
}

.badge-hot {
  background: linear-gradient(135deg, rgba(244,114,182,0.2), rgba(139,92,246,0.2));
  color: var(--neon-pink);
  border: 1px solid rgba(244,114,182,0.3);
}

.badge-best {
  background: linear-gradient(135deg, rgba(0,212,255,0.15), rgba(6,255,212,0.15));
  color: var(--neon-cyan);
  border: 1px solid rgba(6,255,212,0.3);
}

/* ── Section Headers ── */
.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-header .label-tag {
  display: inline-block;
  margin-bottom: var(--space-md);
}

.section-header h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: var(--space-md);
}

.section-header p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* ── Divider ── */
.divider {
  width: 60px;
  height: 3px;
  background: var(--grad-primary);
  border-radius: var(--radius-full);
  margin: var(--space-md) auto;
}

/* ── Star Rating ── */
.stars {
  display: inline-flex;
  gap: 2px;
  color: #fbbf24;
  font-size: 0.9rem;
}

.stars .half { color: #fbbf24; opacity: 0.5; }

/* ── Neon Line Decorators ── */
.neon-line {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--neon-blue), var(--neon-purple), transparent);
  opacity: 0.4;
}

/* ── Background Decorations ── */
.bg-glow-blue {
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(ellipse, rgba(0,212,255,0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.bg-glow-purple {
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(ellipse, rgba(139,92,246,0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

/* ── Grid Background Pattern ── */
.grid-bg {
  background-image:
    linear-gradient(rgba(0,212,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

/* ── Noise Texture Overlay ── */
.noise-overlay::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  opacity: 0.4;
}

/* ── Animations ── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

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

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

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-40px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  33% { transform: translateY(-15px) rotate(2deg); }
  66% { transform: translateY(-8px) rotate(-1deg); }
}

@keyframes floatReverse {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  33% { transform: translateY(12px) rotate(-2deg); }
  66% { transform: translateY(6px) rotate(1deg); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes spinSlow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes shimmer {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}

@keyframes neonFlicker {
  0%, 100% { opacity: 1; }
  92% { opacity: 1; }
  93% { opacity: 0.8; }
  94% { opacity: 1; }
  96% { opacity: 0.9; }
  97% { opacity: 1; }
}

@keyframes borderGlow {
  0%, 100% { border-color: rgba(0,212,255,0.2); box-shadow: 0 0 10px rgba(0,212,255,0.1); }
  50% { border-color: rgba(139,92,246,0.4); box-shadow: 0 0 20px rgba(139,92,246,0.2); }
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes particleDrift {
  0% { transform: translateY(0) translateX(0) scale(1); opacity: 0.6; }
  50% { transform: translateY(-80px) translateX(20px) scale(1.1); opacity: 1; }
  100% { transform: translateY(-160px) translateX(-10px) scale(0.8); opacity: 0; }
}

@keyframes scanLine {
  0% { transform: translateY(-100%); }
  100% { transform: translateY(100vh); }
}

@keyframes typewriter {
  from { width: 0; }
  to { width: 100%; }
}

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

@keyframes morphBlob {
  0%, 100% { border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%; }
  25% { border-radius: 30% 60% 70% 40% / 50% 60% 30% 60%; }
  50% { border-radius: 50% 60% 30% 60% / 30% 60% 70% 40%; }
  75% { border-radius: 60% 40% 60% 30% / 70% 30% 60% 40%; }
}

@keyframes ripple {
  0% { transform: scale(0); opacity: 1; }
  100% { transform: scale(4); opacity: 0; }
}

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

/* ── Scroll Reveal Classes ── */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s cubic-bezier(0.4,0,0.2,1), transform 0.7s cubic-bezier(0.4,0,0.2,1);
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.7s cubic-bezier(0.4,0,0.2,1), transform 0.7s cubic-bezier(0.4,0,0.2,1);
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.7s cubic-bezier(0.4,0,0.2,1), transform 0.7s cubic-bezier(0.4,0,0.2,1);
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 0.7s cubic-bezier(0.4,0,0.2,1), transform 0.7s cubic-bezier(0.4,0,0.2,1);
}

.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}

/* Stagger delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }
.delay-6 { transition-delay: 0.6s; }

/* ── Loading Screen ── */
#loading-screen {
  position: fixed;
  inset: 0;
  background: var(--bg-primary);
  z-index: 10000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

#loading-screen.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader-logo {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  background: var(--grad-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 2rem;
  animation: neonFlicker 3s ease-in-out infinite;
}

.loader-bar-wrap {
  width: 200px;
  height: 2px;
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.loader-bar {
  height: 100%;
  background: var(--grad-primary);
  border-radius: var(--radius-full);
  animation: loaderProgress 1.8s cubic-bezier(0.4,0,0.2,1) forwards;
}

@keyframes loaderProgress {
  0% { width: 0%; }
  30% { width: 40%; }
  60% { width: 70%; }
  80% { width: 88%; }
  100% { width: 100%; }
}

.loader-text {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.2em;
  margin-top: 1rem;
  animation: pulse 1.5s ease-in-out infinite;
}

/* ── Custom Cursor ── */
#cursor {
  position: fixed;
  width: 12px;
  height: 12px;
  background: var(--neon-blue);
  border-radius: 50%;
  pointer-events: none;
  z-index: var(--z-cursor);
  transform: translate(-50%, -50%);
  transition: width 0.2s, height 0.2s, background 0.2s;
  mix-blend-mode: screen;
}

#cursor-follower {
  position: fixed;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(0,212,255,0.4);
  border-radius: 50%;
  pointer-events: none;
  z-index: calc(var(--z-cursor) - 1);
  transform: translate(-50%, -50%);
  transition: all 0.12s cubic-bezier(0.4,0,0.2,1);
}

body.cursor-hover #cursor {
  width: 20px;
  height: 20px;
  background: var(--neon-purple);
}

body.cursor-hover #cursor-follower {
  width: 50px;
  height: 50px;
  border-color: rgba(139,92,246,0.5);
}

/* ── Mouse Follow Gradient ── */
#mouse-gradient {
  position: fixed;
  width: 600px;
  height: 600px;
  background: radial-gradient(ellipse, rgba(0,212,255,0.04) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  transform: translate(-50%, -50%);
  transition: left 0.3s ease, top 0.3s ease;
}

/* ── Navigation ── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  padding: 1rem 0;
  transition: all var(--transition-base);
}

.navbar.scrolled {
  background: rgba(2,4,8,0.85);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid rgba(0,212,255,0.08);
  padding: 0.6rem 0;
  box-shadow: 0 4px 30px rgba(0,0,0,0.4);
}

[data-theme="light"] .navbar.scrolled {
  background: rgba(240,244,255,0.85);
  border-bottom: 1px solid rgba(99,102,241,0.15);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xl);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  text-decoration: none;
  background: var(--grad-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  list-style: none;
}

.nav-links a {
  display: block;
  padding: 0.5rem 0.85rem;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--grad-primary);
  border-radius: var(--radius-full);
  transition: width var(--transition-base);
}

.nav-links a:hover {
  color: var(--text-primary);
  background: rgba(0,212,255,0.06);
}

.nav-links a:hover::after,
.nav-links a.active::after { width: 60%; }

.nav-links a.active { color: var(--neon-blue); }

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-shrink: 0;
}

.nav-search-btn,
.nav-theme-btn {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  font-size: 1rem;
}

.nav-search-btn:hover,
.nav-theme-btn:hover {
  background: rgba(0,212,255,0.1);
  border-color: rgba(0,212,255,0.3);
  color: var(--neon-blue);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-sm);
  background: transparent;
  border: none;
}

.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-secondary);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

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

/* Mobile Nav */
.nav-mobile {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(2,4,8,0.97);
  backdrop-filter: blur(30px);
  z-index: calc(var(--z-nav) - 1);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  opacity: 0;
  transform: translateY(-20px);
  transition: all var(--transition-base);
}

.nav-mobile.open {
  display: flex;
  opacity: 1;
  transform: translateY(0);
}

.nav-mobile a {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.nav-mobile a:hover { color: var(--neon-blue); }

/* ── Search Overlay ── */
.search-overlay {
  position: fixed;
  inset: 0;
  background: rgba(2,4,8,0.95);
  backdrop-filter: blur(30px);
  z-index: var(--z-overlay);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding-top: 15vh;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.search-overlay.open {
  opacity: 1;
  visibility: visible;
}

.search-box {
  width: 100%;
  max-width: 700px;
  padding: 0 var(--space-xl);
}

.search-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.search-input {
  width: 100%;
  padding: 1.2rem 1.5rem 1.2rem 3.5rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(0,212,255,0.3);
  border-radius: var(--radius-xl);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1.2rem;
  outline: none;
  transition: all var(--transition-base);
}

.search-input:focus {
  border-color: var(--neon-blue);
  box-shadow: var(--shadow-neon-blue);
  background: rgba(0,212,255,0.05);
}

.search-icon {
  position: absolute;
  left: 1.2rem;
  color: var(--text-muted);
  font-size: 1.1rem;
}

.search-close {
  position: absolute;
  top: 2rem;
  right: 2rem;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: all var(--transition-fast);
}

.search-close:hover {
  background: rgba(244,114,182,0.1);
  border-color: rgba(244,114,182,0.3);
  color: var(--neon-pink);
}

/* ── Footer ── */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid rgba(0,212,255,0.08);
  padding: var(--space-4xl) 0 var(--space-xl);
  position: relative;
  overflow: hidden;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.footer-brand .nav-logo {
  display: inline-block;
  margin-bottom: var(--space-md);
  font-size: 1.6rem;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
  max-width: 280px;
  margin-bottom: var(--space-lg);
}

.footer-social {
  display: flex;
  gap: var(--space-sm);
}

.social-link {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-size: 0.9rem;
  transition: all var(--transition-base);
}

.social-link:hover {
  background: rgba(0,212,255,0.1);
  border-color: rgba(0,212,255,0.3);
  color: var(--neon-blue);
  transform: translateY(-3px);
  box-shadow: var(--shadow-neon-blue);
}

.footer-col h4 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: var(--space-lg);
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-col ul a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.footer-col ul a:hover { color: var(--neon-blue); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255,255,255,0.06);
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer-bottom p {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer-bottom-links {
  display: flex;
  gap: var(--space-lg);
}

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

.footer-bottom-links a:hover { color: var(--neon-blue); }

/* ── Chatbot Widget ── */
.chatbot-toggle {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: var(--grad-button);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  box-shadow: 0 8px 30px rgba(0,212,255,0.4);
  z-index: var(--z-modal);
  transition: all var(--transition-spring);
  animation: btnGlowPulse 3s ease-in-out infinite;
}

.chatbot-toggle:hover {
  transform: scale(1.1);
  box-shadow: 0 12px 40px rgba(0,212,255,0.6);
}

.chatbot-window {
  position: fixed;
  bottom: 6.5rem;
  right: 2rem;
  width: 360px;
  height: 500px;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-elevated);
  z-index: var(--z-modal);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: scale(0.9) translateY(20px);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-spring);
}

.chatbot-window.open {
  transform: scale(1) translateY(0);
  opacity: 1;
  visibility: visible;
}

.chatbot-header {
  padding: 1rem 1.25rem;
  background: linear-gradient(135deg, rgba(0,212,255,0.1), rgba(139,92,246,0.1));
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.chatbot-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--grad-button);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.chatbot-info h4 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}

.chatbot-info span {
  font-size: 0.75rem;
  color: var(--neon-cyan);
  display: flex;
  align-items: center;
  gap: 4px;
}

.chatbot-info span::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--neon-cyan);
  border-radius: 50%;
  animation: pulse 1.5s ease-in-out infinite;
}

.chatbot-messages {
  flex: 1;
  overflow-y: auto;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.chat-msg {
  max-width: 80%;
  padding: 0.65rem 1rem;
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  line-height: 1.5;
  animation: fadeInUp 0.3s ease;
}

.chat-msg.bot {
  background: rgba(0,212,255,0.08);
  border: 1px solid rgba(0,212,255,0.15);
  color: var(--text-primary);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

.chat-msg.user {
  background: var(--grad-button);
  color: #fff;
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

.chatbot-input-wrap {
  padding: 0.75rem;
  border-top: 1px solid var(--glass-border);
  display: flex;
  gap: 0.5rem;
}

.chatbot-input {
  flex: 1;
  padding: 0.6rem 1rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-full);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.875rem;
  outline: none;
  transition: border-color var(--transition-fast);
}

.chatbot-input:focus { border-color: rgba(0,212,255,0.4); }

.chatbot-send {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--grad-button);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.9rem;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.chatbot-send:hover { transform: scale(1.1); }

/* ── Toast Notifications ── */
.toast-container {
  position: fixed;
  top: 5rem;
  right: 1.5rem;
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toast {
  padding: 0.75rem 1.25rem;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.875rem;
  box-shadow: var(--shadow-elevated);
  animation: slideInRight 0.3s ease, fadeOut 0.3s ease 2.7s forwards;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.toast.success { border-color: rgba(6,255,212,0.3); }
.toast.error { border-color: rgba(244,114,182,0.3); }

@keyframes fadeOut {
  to { opacity: 0; transform: translateX(20px); }
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-2xl); }
}

@media (max-width: 768px) {
  .container { padding: 0 var(--space-lg); }
  .section { padding: var(--space-4xl) 0; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
  .nav-links, .nav-actions .btn { display: none; }
  .nav-hamburger { display: flex; }
  .footer-grid { grid-template-columns: 1fr; gap: var(--space-xl); }
  .footer-bottom { flex-direction: column; text-align: center; }
  .chatbot-window { width: calc(100vw - 2rem); right: 1rem; }
  #cursor, #cursor-follower { display: none; }
}

@media (max-width: 480px) {
  .display-xl { font-size: 2.5rem; }
  .btn-xl { padding: 0.9rem 2rem; font-size: 1rem; }
}

/* ── Utility ── */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

.no-select { user-select: none; }
.pointer { cursor: pointer; }
.relative { position: relative; }
.overflow-hidden { overflow: hidden; }
.w-full { width: 100%; }
.h-full { height: 100%; }
.block { display: block; }
.inline-block { display: inline-block; }
.hidden { display: none !important; }
.opacity-0 { opacity: 0; }
.opacity-50 { opacity: 0.5; }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.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); }