/* iacryptogeek - Shared CSS */
:root {
  --black: #05050A;
  --black-2: #0A0A12;
  --surface: #0F0F1A;
  --surface-2: #14141F;
  --border: rgba(255,255,255,0.06);
  --border-2: rgba(255,255,255,0.12);
  --text: #F0F0F5;
  --text-muted: #8A8A98;
  --text-subtle: #555560;
  --cyan: #00D9FF;
  --cyan-glow: rgba(0,217,255,0.4);
  --purple: #A855F7;
  --purple-glow: rgba(168,85,247,0.4);
  --pink: #F472B6;
  --green: #10F0B0;
  --red: #FF4757;
  --orange: #FFA94D;
  --grad-primary: linear-gradient(135deg, #00D9FF 0%, #A855F7 100%);
  --grad-primary-soft: linear-gradient(135deg, rgba(0,217,255,0.15), rgba(168,85,247,0.15));
  --grad-glow: radial-gradient(circle, rgba(0,217,255,0.3), transparent 70%);
  --glass: rgba(255,255,255,0.02);
  --glass-border: rgba(255,255,255,0.08);
  --glass-blur: blur(20px) saturate(180%);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
*::selection { background: var(--cyan); color: var(--black); }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: 'Geist', -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--black);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' /%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; position: relative; z-index: 2; }
.container-narrow { max-width: 860px; margin: 0 auto; padding: 0 24px; position: relative; z-index: 2; }

.mono { font-family: 'JetBrains Mono', monospace; }
.serif { font-family: 'Instrument Serif', Georgia, serif; font-style: italic; font-weight: 400; }

/* ====== NAV ====== */
.nav {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  width: calc(100% - 40px);
  max-width: 1240px;
  background: rgba(10,10,18,0.6);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: 999px;
  padding: 12px 12px 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all 0.3s var(--ease);
}

.nav.scrolled {
  background: rgba(10,10,18,0.85);
  box-shadow: 0 4px 30px rgba(0,217,255,0.08);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
  font-weight: 600;
  font-size: 16px;
  letter-spacing: -0.02em;
}

.nav-brand-mark { width: 28px; height: 28px; }
.nav-brand-mark svg { width: 100%; height: 100%; overflow: visible; }
.nav-brand-mark .hex { fill: none; stroke: url(#navGrad); stroke-width: 2; stroke-linejoin: round; transition: transform 0.4s var(--ease); }
.nav-brand:hover .hex { transform: rotate(30deg); transform-origin: center; }
.nav-brand-mark .core { fill: url(#navGrad); filter: drop-shadow(0 0 4px var(--cyan)); animation: coreGlow 2s ease-in-out infinite; }

@keyframes coreGlow {
  0%, 100% { filter: drop-shadow(0 0 4px var(--cyan)); }
  50% { filter: drop-shadow(0 0 12px var(--purple)); }
}

.nav-brand-text span:first-child { color: var(--text); }
.nav-brand-text span:last-child {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-links {
  display: flex;
  gap: 4px;
  list-style: none;
  align-items: center;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 999px;
  transition: all 0.2s;
}

.nav-links a:hover { color: var(--text); background: rgba(255,255,255,0.04); }
.nav-links a.active { color: var(--cyan); background: rgba(0,217,255,0.05); }

.nav-cta {
  background: var(--grad-primary);
  color: var(--black);
  padding: 10px 20px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s var(--ease);
}

.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 0 30px var(--cyan-glow), 0 0 60px var(--purple-glow); }

@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav { padding: 10px 10px 10px 16px; }
}

/* ====== PAGE HEADER ====== */
.page-header {
  padding: 160px 0 80px;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: var(--grad-glow);
  filter: blur(80px);
  opacity: 0.3;
  pointer-events: none;
}

.page-header::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(168,85,247,0.2), transparent 70%);
  filter: blur(60px);
  pointer-events: none;
}

.page-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--cyan);
  margin-bottom: 20px;
}

.page-label::before { content: ''; width: 24px; height: 1px; background: var(--cyan); box-shadow: 0 0 8px var(--cyan); }

.page-title {
  font-size: clamp(40px, 6vw, 72px);
  line-height: 1;
  letter-spacing: -0.03em;
  font-weight: 700;
  margin-bottom: 24px;
}

.page-title em {
  font-family: 'Instrument Serif', serif;
  font-style: italic;
  font-weight: 400;
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.page-subtitle {
  font-size: 19px;
  color: var(--text-muted);
  max-width: 700px;
  line-height: 1.5;
}

/* ====== BUTTONS ====== */
.btn-primary {
  background: var(--grad-primary);
  color: var(--black);
  padding: 14px 28px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.3s var(--ease);
  font-family: inherit;
}

.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 30px var(--cyan-glow), 0 10px 60px var(--purple-glow); }

.btn-secondary {
  background: rgba(255,255,255,0.03);
  backdrop-filter: blur(10px);
  color: var(--text);
  padding: 14px 24px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  border: 1px solid var(--glass-border);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.3s var(--ease);
  cursor: pointer;
  font-family: inherit;
}

.btn-secondary:hover { border-color: rgba(0,217,255,0.4); background: rgba(0,217,255,0.05); color: var(--cyan); }

/* ====== GLASS CARD ====== */
.glass-card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  backdrop-filter: var(--glass-blur);
  padding: 32px;
}

/* ====== FOOTER ====== */
.footer {
  border-top: 1px solid var(--glass-border);
  padding: 64px 0 32px;
  margin-top: 80px;
  position: relative;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

@media (max-width: 768px) { .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; } }

.footer-brand-tagline { font-size: 13px; color: var(--text-muted); line-height: 1.5; max-width: 320px; margin-top: 16px; }

.footer-col-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--cyan);
  margin-bottom: 20px;
}

.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col a { color: var(--text-muted); text-decoration: none; font-size: 13px; transition: color 0.2s; }
.footer-col a:hover { color: var(--text); }

.footer-bottom {
  border-top: 1px solid var(--glass-border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--text-subtle);
  flex-wrap: wrap;
  gap: 12px;
}

.disclaimer {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  padding: 4px 10px;
  background: rgba(255,71,87,0.05);
  border: 1px solid rgba(255,71,87,0.2);
  border-radius: 6px;
  color: var(--red);
}

/* Reveal animation */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.9s var(--ease), transform 0.9s var(--ease); }
.reveal.in-view { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}