:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --primary-light: #818cf8;
  --bg: #0f172a;
  --bg-card: #1e293b;
  --bg-card-hover: #334155;
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --border: #334155;
  --code-bg: #0f172a;
  --accent: #10b981;
  --accent-hover: #059669;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
  height: 100%;
  width: 100%;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

body {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  min-height: 100vh;
}

a:not(.github-button),
a:not(.github-button):visited {
  color: var(--primary);
  text-decoration: none;
}

a:not(.github-button):hover {
  text-decoration: underline;
  color: var(--primary-light);
}

.github-button {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  background: linear-gradient(90deg, var(--primary-dark) 0%, var(--accent) 100%);
  color: var(--text);
  padding: 0.6em 1.3em;
  margin-bottom: 1rem;
  border-radius: 999px;
  font-weight: 600;
  box-shadow: 0 2px 12px 0 rgba(99, 102, 241, 0.13);
  text-decoration: none;
  transition: 
    background 0.18s cubic-bezier(.7,.3,.4,.8),
    color 0.18s cubic-bezier(.7,.3,.4,.8),
    box-shadow 0.18s;
  border: none;
  outline: none;
}

.github-button:hover, .github-button:focus {
  background: linear-gradient(90deg, var(--primary-light) 0%, var(--accent-hover) 100%);
  color: var(--bg);
  box-shadow: 0 4px 18px 0 rgba(16, 185, 129, 0.23);
  text-decoration: none;
  outline: 2px solid var(--accent);
}

.github-button svg {
  flex-shrink: 0;
  margin-right: 0.3em;
  transition: transform 0.18s cubic-bezier(.7,.3,.4,.8);
}

.github-button:hover svg, .github-button:focus svg {
  transform: scale(1.13) rotate(-8deg);
  filter: drop-shadow(0 0 5px var(--accent));
}

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

.hero {
  text-align: center;
  padding: 4rem 2rem;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(16, 185, 129, 0.1) 100%);
  border-radius: 1rem;
  margin-bottom: 3rem;
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 50%, rgba(99, 102, 241, 0.15) 0%, transparent 50%);
  pointer-events: none;
}

.hero h1 {
  font-size: 4rem;
  font-weight: 800;
  margin: 0 0 1rem 0;
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
  z-index: 1;
}

.hero h2 {
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--text-muted);
  margin: 0 0 1.5rem 0;
  position: relative;
  z-index: 1;
}

.hero p {
  font-size: 1.125rem;
  color: var(--text);
  max-width: 700px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-bottom: 3rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 2rem;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  border-color: var(--primary);
}

.card:hover::before {
  transform: scaleX(1);
}

.card h2 {
  font-size: 1.75rem;
  font-weight: 700;
  margin: 0 0 1rem 0;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card h2::before {
  content: '';
  width: 4px;
  height: 1.5rem;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  border-radius: 2px;
}

.card p {
  color: var(--text-muted);
  margin: 0 0 1.5rem 0;
}

.card p:last-child {
  margin-bottom: 0;
}

pre {
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  padding: 1.25rem;
  overflow-x: auto;
  margin: 1rem 0;
  position: relative;
  font-family: 'Fira Code', 'Consolas', 'Monaco', 'Courier New', monospace;
  font-size: 0.9rem;
  line-height: 1.6;
}

pre code {
  color: var(--text);
  background: transparent;
  padding: 0;
  border-radius: 0;
  font-size: inherit;
}

code {
  background: rgba(99, 102, 241, 0.15);
  color: var(--primary-light);
  padding: 0.2em 0.4em;
  border-radius: 0.25rem;
  font-family: 'Fira Code', 'Consolas', 'Monaco', 'Courier New', monospace;
  font-size: 0.9em;
}

pre code {
  background: transparent;
  color: inherit;
  padding: 0;
}

.terminal-container {
  margin-top: 3rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 1.5rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.terminal-container h2 {
  font-size: 1.5rem;
  font-weight: 600;
  margin: 0 0 1rem 0;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.terminal-container h2::before {
  content: '▶';
  color: var(--accent);
  font-size: 1rem;
}

pucc-terminal {
  border-radius: 0.5rem;
  overflow: hidden;
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.3);
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.5rem;
  }

  .hero h2 {
    font-size: 1.25rem;
  }

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

  .container {
    padding: 1rem;
  }

  .hero {
    padding: 2rem 1rem;
  }
}

.badge {
  display: inline-block;
  background: rgba(16, 185, 129, 0.2);
  color: var(--accent);
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-left: 0.5rem;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

kbd {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  font-family: 'Fira Code', 'Consolas', 'Monaco', 'Courier New', monospace;
  font-size: 0.85em;
  font-weight: 600;
  line-height: 1;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 0.25rem;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), inset 0 -1px 0 rgba(0, 0, 0, 0.1);
  margin: 0 0.125rem;
}

#dropdown-terminal {
  min-height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  background: rgba(99, 102, 241, 0.05);
  border: 2px dashed var(--border);
  border-radius: 0.5rem;
  color: var(--text-muted);
  font-size: 0.9rem;
  text-align: center;
}

#dropdown-terminal:has(pucc-terminal) {
  padding: 0;
  background: transparent;
  border: none;
  min-height: 0;
}

#dropdown-terminal:has(pucc-terminal) p {
  display: none;
}