/* Cipher Space — Cold, Minimalist, Cyberpunk v2 */

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

:root {
  --bg-void: #0a0e27;
  --bg-dark: #0f1634;
  --bg-deeper: #050810;
  --text-primary: #00ff41;
  --text-secondary: #00aa22;
  --text-accent: #0088ff;
  --text-muted: #00664d;
  --border: #004d4d;
  --border-light: #006666;
  --glow: rgba(0, 255, 65, 0.2);
  --font-mono: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
}

html, body {
  background-color: var(--bg-void);
  background-image: 
    linear-gradient(0deg, transparent 24%, rgba(0, 255, 65, 0.02) 25%, rgba(0, 255, 65, 0.02) 26%, transparent 27%, transparent 74%, rgba(0, 255, 65, 0.02) 75%, rgba(0, 255, 65, 0.02) 76%, transparent 77%, transparent),
    linear-gradient(90deg, transparent 24%, rgba(0, 255, 65, 0.02) 25%, rgba(0, 255, 65, 0.02) 26%, transparent 27%, transparent 74%, rgba(0, 255, 65, 0.02) 75%, rgba(0, 255, 65, 0.02) 76%, transparent 77%, transparent);
  background-size: 50px 50px;
  color: var(--text-primary);
  font-family: var(--font-mono);
  line-height: 1.7;
  overflow-x: hidden;
}

body {
  padding: 2.5rem;
  max-width: 800px;
  margin: 0 auto;
  letter-spacing: 0.02em;
}

main {
  position: relative;
  z-index: 1;
}

/* Headers */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-mono);
  font-weight: bold;
  letter-spacing: 0.08em;
  color: var(--text-primary);
  text-transform: uppercase;
  margin: 2.5rem 0 1.2rem 0;
  text-shadow: 0 0 15px rgba(0, 255, 65, 0.4), 0 0 30px rgba(0, 255, 65, 0.1);
  word-spacing: 0.1em;
}

h1 {
  font-size: 2.5rem;
  border-bottom: 3px solid var(--text-accent);
  border-top: 1px solid var(--border-light);
  padding: 1rem 0;
  margin-bottom: 2.5rem;
  box-shadow: inset 0 -10px 20px rgba(0, 136, 255, 0.05);
}

h2 {
  font-size: 1.8rem;
  margin-top: 3rem;
  border-left: 6px solid var(--text-accent);
  padding-left: 1.2rem;
  background: linear-gradient(90deg, rgba(0, 136, 255, 0.05) 0%, transparent 100%);
  padding-right: 1rem;
}

h3 {
  font-size: 1.3rem;
  color: var(--text-accent);
  border-bottom: 1px dotted var(--text-secondary);
  padding-bottom: 0.5rem;
}

/* Paragraphs & Text */
p {
  margin: 1.2rem 0;
  font-size: 1rem;
  letter-spacing: 0.015em;
  line-height: 1.8;
}

strong {
  color: var(--text-primary);
  font-weight: bold;
}

em {
  color: var(--text-accent);
  font-style: italic;
}

/* Links */
a {
  color: var(--text-accent);
  text-decoration: none;
  border-bottom: 1px dotted var(--text-accent);
  transition: all 0.2s ease-out;
  cursor: pointer;
  position: relative;
}

a:hover {
  color: var(--text-primary);
  border-bottom: 1px solid var(--text-primary);
  text-shadow: 0 0 8px rgba(0, 255, 65, 0.5);
}

/* Code */
code {
  font-family: var(--font-mono);
  background-color: rgba(0, 136, 255, 0.08);
  color: var(--text-accent);
  padding: 0.3rem 0.6rem;
  border: 1px solid rgba(0, 136, 255, 0.3);
  border-radius: 0;
  font-size: 0.9rem;
  letter-spacing: -0.01em;
}

pre {
  background-color: var(--bg-deeper);
  border: 2px solid var(--border-light);
  border-left: 4px solid var(--text-accent);
  padding: 1.5rem;
  margin: 1.5rem 0;
  overflow-x: auto;
  font-size: 0.9rem;
  line-height: 1.6;
  box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.5), 0 0 20px rgba(0, 136, 255, 0.1);
}

pre code {
  background: none;
  padding: 0;
  border: none;
  color: var(--text-secondary);
}

/* Lists */
ul, ol {
  margin: 1.5rem 0 1.5rem 2.5rem;
}

li {
  margin: 0.7rem 0;
  line-height: 1.8;
}

li::marker {
  color: var(--text-accent);
  font-weight: bold;
}

/* Blockquote */
blockquote {
  border-left: 6px solid var(--text-primary);
  padding-left: 1.5rem;
  margin: 2rem 0;
  color: var(--text-secondary);
  font-style: italic;
  background: linear-gradient(90deg, rgba(0, 255, 65, 0.05) 0%, transparent 100%);
  padding: 1rem 1.5rem;
  box-shadow: inset 5px 0 15px rgba(0, 255, 65, 0.1);
}

blockquote p {
  margin: 0.5rem 0;
}

/* Horizontal Rule */
hr {
  border: none;
  height: 2px;
  background: linear-gradient(90deg, var(--border-light) 0%, transparent 50%, var(--border-light) 100%);
  margin: 2.5rem 0;
  opacity: 0.6;
}

/* Navigation */
nav {
  margin: 2rem 0 2.5rem 0;
  padding: 1.5rem 0;
  border-bottom: 2px solid var(--border-light);
  display: flex;
  gap: 2rem;
  position: relative;
}

nav::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--text-accent) 0%, transparent 100%);
  opacity: 0.3;
}

nav a {
  margin: 0;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: bold;
  color: var(--text-primary);
  border: none;
  padding: 0.3rem 0.6rem;
  border-bottom: 2px solid transparent;
}

nav a:hover {
  border-bottom: 2px solid var(--text-accent);
  text-shadow: 0 0 10px rgba(0, 136, 255, 0.6);
}

/* Footer */
footer {
  margin-top: 4rem;
  padding: 2rem 0;
  border-top: 2px solid var(--border-light);
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
  background: linear-gradient(180deg, transparent 0%, rgba(0, 136, 255, 0.03) 100%);
}

footer p {
  margin: 0.3rem 0;
  letter-spacing: 0.05em;
}

footer a {
  color: var(--text-secondary);
  border-color: var(--text-secondary);
}

footer a:hover {
  color: var(--text-accent);
  text-shadow: 0 0 8px rgba(0, 136, 255, 0.5);
}

/* Responsive */
@media (max-width: 600px) {
  body {
    padding: 1.5rem;
  }

  h1 {
    font-size: 1.8rem;
  }

  h2 {
    font-size: 1.4rem;
  }

  nav {
    flex-direction: column;
    gap: 0.5rem;
  }

  nav a {
    font-size: 0.8rem;
  }
}

/* Print */
@media print {
  body {
    background: white;
    color: black;
  }

  a {
    color: blue;
    text-decoration: underline;
  }

  h1, h2, h3, h4, h5, h6 {
    color: black;
    text-shadow: none;
  }

  nav, footer {
    display: none;
  }
}