:root {
  --bg-void: #0A0A0A;
  --bg-surface: #141414;
  --border-structure: #333333;
  --text-muted: #888888;
  --text-primary: #EAEAEA;
  --accent-spark: #FFFFFF;
  --font-sans: 'Inter', 'Geist', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
}

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

body {
  background-color: var(--bg-void);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  justify-content: center;
}

.grid-container {
  display: grid;
  grid-template-rows: auto 1fr auto;
  min-height: 100vh;
  width: 100%;
  max-width: 800px;
  padding: 2rem;
  gap: 3rem;
}

.header {
  display: flex;
  align-items: center;
  gap: 1rem;
  border-bottom: 1px solid var(--border-structure);
  padding-bottom: 1rem;
}

.logo {
  width: 48px;
  height: 48px;
}

h1 {
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--accent-spark);
}

h2 {
  font-size: 2.5rem;
  color: var(--accent-spark);
  margin-bottom: 0.5rem;
}

.subtitle {
  font-family: var(--font-mono);
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.hero p:not(.subtitle) {
  font-size: 1.1rem;
  max-width: 600px;
}

.links {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
  margin-bottom: 3rem;
}

.btn {
  display: inline-block;
  padding: 0.8rem 1.5rem;
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  border-radius: 4px;
  transition: all 0.2s ease;
}

.primary-btn {
  background-color: var(--accent-spark);
  color: var(--bg-void);
  border: 1px solid var(--accent-spark);
}

.primary-btn:hover {
  background-color: transparent;
  color: var(--accent-spark);
}

.secondary-btn {
  background-color: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-structure);
}

.secondary-btn:hover {
  border-color: var(--text-primary);
}

.terminal-window {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-structure);
  border-radius: 6px;
  overflow: hidden;
}

.terminal-header {
  background-color: #1a1a1a;
  padding: 0.5rem 1rem;
  display: flex;
  gap: 0.5rem;
  border-bottom: 1px solid var(--border-structure);
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--border-structure);
}

.terminal-body {
  padding: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.terminal-body p {
  margin-bottom: 0.5rem;
}

.output {
  color: var(--text-muted);
}

.cursor {
  display: inline-block;
  animation: blink 1s step-end infinite;
  color: var(--accent-spark);
}

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

.footer {
  border-top: 1px solid var(--border-structure);
  padding-top: 1.5rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.8rem;
}