@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Fira+Code:wght@400;500&display=swap');

:root {
  --bg-main: #09090b;
  --bg-card: #18181b;
  --border-color: #27272a;
  --text-main: #f4f4f5;
  --text-muted: #a1a1aa;
  --accent-glow: rgba(59, 130, 246, 0.15);
  --gradient-accent: linear-gradient(135deg, #3b82f6 0%, #a855f7 100%);
  --danger: #ef4444;
  --danger-bg: rgba(239, 68, 68, 0.1);
  --success: #22c55e;
  --warning: #eab308;
}

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

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Background Effects */
.bg-glow {
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, var(--accent-glow) 0%, rgba(9,9,11,0) 70%);
  z-index: -1;
  pointer-events: none;
}

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

/* Navbar */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 2rem 0;
}

.logo {
  font-weight: 700;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo span {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  margin-left: 2rem;
  font-weight: 500;
  transition: color 0.2s ease;
}

.nav-links a:hover {
  color: var(--text-main);
}

.btn-github {
  background: var(--text-main);
  color: var(--bg-main);
  padding: 0.5rem 1.25rem;
  border-radius: 99px;
  text-decoration: none;
  font-weight: 600;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.btn-github:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

/* Hero Section */
.hero {
  text-align: center;
  padding: 6rem 0 4rem;
  position: relative;
}

.hero h1 {
  font-size: 4rem;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.hero h1 .highlight {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 3rem;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  justify-content: center;
}

.btn-primary {
  background: var(--gradient-accent);
  color: white;
  padding: 0.875rem 2rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px -5px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-main);
  padding: 0.875rem 2rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  border: 1px solid var(--border-color);
  transition: background 0.2s ease;
}

.btn-secondary:hover {
  background: #27272a;
}

/* Terminal Mockup */
.terminal {
  background: #000;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  max-width: 800px;
  margin: 4rem auto 0;
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  text-align: left;
}

.terminal-header {
  background: var(--bg-card);
  padding: 0.75rem 1rem;
  display: flex;
  gap: 0.5rem;
  border-bottom: 1px solid var(--border-color);
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27c93f; }

.terminal-body {
  padding: 1.5rem;
  font-family: 'Fira Code', monospace;
  font-size: 0.9rem;
  color: #a1a1aa;
}

.terminal-line { margin-bottom: 0.5rem; }
.terminal-command { color: #fff; }
.terminal-error { color: var(--danger); margin-top: 1rem;}
.terminal-highlight { color: #a855f7; }

/* Features Grid */
.features {
  padding: 6rem 0;
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 4rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2rem;
  transition: transform 0.2s ease, border-color 0.2s ease;
  position: relative;
  overflow: hidden;
}

.card:hover {
  transform: translateY(-5px);
  border-color: #3b82f6;
}

.card-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Glassmorphism PR Mockup inside Feature */
.pr-mockup {
  margin-top: 1.5rem;
  padding: 1rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 0.85rem;
}

.pr-annotation {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.75rem;
  background: var(--danger-bg);
  border-left: 3px solid var(--danger);
  border-radius: 4px;
}

/* Footer */
footer {
  border-top: 1px solid var(--border-color);
  padding: 3rem 0;
  text-align: center;
  color: var(--text-muted);
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  margin: 0 1rem;
}

.footer-links a:hover {
  color: var(--text-main);
}

.sponsor-heart {
  color: #ea4aaa;
  display: inline-block;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.2); }
  100% { transform: scale(1); }
}

@media (max-width: 768px) {
  .hero h1 { font-size: 2.5rem; }
  .hero-ctas { flex-direction: column; }
  .nav-links { display: none; }
}