/* JB-Ai-Lab Design System — "Cyber-Precision Labs" */
@import url('https://fonts.googleapis.com/css2?family=Hanken+Grotesk:wght@400;500;600;700;800&family=Inter:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  --color-primary: #8fc4ff;
  --color-primary-light: #e6f0ff;
  --color-neon-glow: rgba(143, 196, 255, 0.4);
  --color-neon-glow-soft: rgba(143, 196, 255, 0.15);
  --color-background: #0f131d;
  --color-background-deep: #0a0e18;
  --color-surface-container: #1c1f2a;
  --color-surface-container-low: #171b26;
  --color-surface-container-high: #262a35;
  --color-surface-container-highest: #313540;
  --color-glass-surface: rgba(255, 255, 255, 0.05);
  --color-glass-hover: rgba(255, 255, 255, 0.08);
  --color-glass-active: rgba(255, 255, 255, 0.10);
  --color-on-surface: #dfe2f1;
  --color-liquid-silver: #E2E8F0;
  --color-pure-white: #ffffff;
  --color-charcoal-line: rgba(226, 232, 240, 0.1);
  --color-glass-border: rgba(255, 255, 255, 0.1);
  --color-neon-border: rgba(143, 196, 255, 0.2);
  --color-neon-border-active: rgba(143, 196, 255, 0.4);
  --color-outline: #849396;
  --color-secondary: #c6c6c7;
  --color-tertiary: #ffeac0;
  --color-tertiary-container: #fec931;
  --font-headline: 'Hanken Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-label: 'JetBrains Mono', monospace;
  --space-1: 4px; --space-2: 8px; --space-3: 12px; --space-4: 16px;
  --space-5: 20px; --space-6: 24px; --space-8: 32px; --space-10: 40px;
  --space-12: 48px; --space-16: 64px; --space-20: 80px; --space-24: 96px;
  --grid-gutter: 24px;
  --grid-margin-desktop: 80px;
  --grid-margin-tablet: 40px;
  --grid-margin-mobile: 20px;
  --grid-container-max: 1280px;
  --radius-sm: 4px; --radius-default: 8px; --radius-md: 12px;
  --radius-lg: 16px; --radius-xl: 24px; --radius-full: 9999px;
  --blur-2: 12px; --blur-3: 16px; --blur-4: 24px;
  --shadow-neon: 0 0 15px rgba(143, 196, 255, 0.3);
  --shadow-neon-strong: 0 0 32px rgba(143, 196, 255, 0.15);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 24px;
  color: var(--color-liquid-silver);
  background-color: var(--color-background);
  min-height: 100vh;
  overflow-x: hidden;
}

.headline-xl {
  font-family: var(--font-headline);
  font-size: 72px; font-weight: 800; line-height: 80px; letter-spacing: -0.04em;
  color: var(--color-pure-white);
}
.headline-lg {
  font-family: var(--font-headline);
  font-size: 48px; font-weight: 700; line-height: 56px; letter-spacing: -0.02em;
  color: var(--color-pure-white);
}
.headline-md {
  font-family: var(--font-headline);
  font-size: 28px; font-weight: 600; line-height: 36px;
  color: var(--color-pure-white);
}
.body-lg {
  font-family: var(--font-body);
  font-size: 18px; font-weight: 400; line-height: 28px;
  color: var(--color-liquid-silver);
}
.label-mono {
  font-family: var(--font-label);
  font-size: 12px; font-weight: 500; line-height: 16px;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--color-primary);
}

.container {
  width: 100%; max-width: var(--grid-container-max);
  margin: 0 auto;
  padding-left: var(--grid-margin-desktop);
  padding-right: var(--grid-margin-desktop);
}
.grid { display: grid; gap: var(--grid-gutter); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.section { padding: var(--space-24) 0; }

.glass-2 {
  background: var(--color-glass-surface);
  backdrop-filter: blur(var(--blur-2));
  -webkit-backdrop-filter: blur(var(--blur-2));
  border: 1px solid var(--color-glass-border);
}
.glass-3 {
  background: var(--color-glass-active);
  backdrop-filter: blur(var(--blur-3));
  -webkit-backdrop-filter: blur(var(--blur-3));
  border: 1px solid var(--color-neon-border);
}

@keyframes neonPulse {
  0%, 100% { box-shadow: 0 0 8px rgba(143, 196, 255, 0.2); }
  50% { box-shadow: 0 0 20px rgba(143, 196, 255, 0.4); }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}
@keyframes borderGlow {
  0%, 100% { border-color: rgba(143, 196, 255, 0.15); }
  50% { border-color: rgba(143, 196, 255, 0.4); }
}

.animate-on-scroll {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.animate-on-scroll.is-visible { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

@media (max-width: 1024px) {
  .container { padding-left: var(--grid-margin-tablet); padding-right: var(--grid-margin-tablet); }
  .headline-xl { font-size: 48px; line-height: 56px; }
  .headline-lg { font-size: 32px; line-height: 40px; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .section { padding: var(--space-16) 0; }
}
@media (max-width: 768px) {
  .container { padding-left: var(--grid-margin-mobile); padding-right: var(--grid-margin-mobile); }
  .headline-xl { font-size: 36px; line-height: 44px; letter-spacing: -0.02em; }
  .headline-lg { font-size: 28px; line-height: 36px; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
}

a { color: inherit; text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--color-primary); }
img { max-width: 100%; height: auto; display: block; }
::selection { background: rgba(143, 196, 255, 0.3); color: var(--color-pure-white); }
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--color-background-deep); }
::-webkit-scrollbar-thumb { background: var(--color-surface-container-high); border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb:hover { background: var(--color-primary); }
.text-center { text-align: center; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
.text-gradient {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.justify-center { justify-content: center; }