:root {
  --bg: #08080b;
  --surface: #111116;
  --surface-2: #18181f;
  --border: rgba(255, 255, 255, 0.08);
  --berry: #8b5cf6;
  --berry-dark: #6d28d9;
  --berry-glow: rgba(139, 92, 246, 0.35);
  --accent: #22d3ee;
  --text: #f4f4f8;
  --muted: #9ca3af;
  --success: #34d399;
  --radius: 14px;
  --max: 1120px;
  --font: "Inter", system-ui, -apple-system, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  width: min(var(--max), calc(100% - 2rem));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(8, 8, 11, 0.82);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand-mark {
  width: 2rem;
  height: 2rem;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--berry), var(--accent));
  box-shadow: 0 0 24px var(--berry-glow);
  display: grid;
  place-items: center;
  font-size: 1rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  font-size: 0.92rem;
  color: var(--muted);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.72rem 1.15rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.92rem;
  border: 1px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--berry), var(--berry-dark));
  box-shadow: 0 10px 30px var(--berry-glow);
  color: white;
}

.btn-secondary {
  background: var(--surface-2);
  border-color: var(--border);
  color: var(--text);
}

.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 5.5rem 0 4.5rem;
}

.hero::before {
  content: "";
  position: absolute;
  inset: -30% -10% auto;
  height: 520px;
  background:
    radial-gradient(circle at 20% 40%, rgba(139, 92, 246, 0.22), transparent 45%),
    radial-gradient(circle at 80% 10%, rgba(34, 211, 238, 0.12), transparent 40%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2.5rem;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
  font-size: 0.82rem;
  margin-bottom: 1rem;
}

.eyebrow-dot {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 10px rgba(52, 211, 153, 0.8);
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.hero h1 span {
  background: linear-gradient(135deg, #fff 20%, var(--berry-light, #c4b5fd));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-lead {
  font-size: 1.12rem;
  color: var(--muted);
  max-width: 38rem;
  margin-bottom: 1.75rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.stat {
  min-width: 7rem;
}

.stat-value {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.stat-label {
  color: var(--muted);
  font-size: 0.85rem;
}

.terminal-card {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.01));
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 4px);
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.75rem 1rem;
  background: rgba(0, 0, 0, 0.35);
  border-bottom: 1px solid var(--border);
}

.dot {
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 50%;
}

.dot.red { background: #ef4444; }
.dot.yellow { background: #f59e0b; }
.dot.green { background: #22c55e; }

.terminal-title {
  margin-left: 0.5rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--muted);
}

.terminal-body {
  padding: 1.25rem 1.1rem 1.4rem;
  font-family: var(--mono);
  font-size: 0.82rem;
  line-height: 1.7;
}

.prompt { color: var(--accent); }
.cmd { color: #e5e7eb; }
.comment { color: #6b7280; }
.ok { color: var(--success); }

section {
  padding: 4.5rem 0;
}

.section-head {
  max-width: 42rem;
  margin-bottom: 2.25rem;
}

.section-head h2 {
  margin: 0 0 0.65rem;
  font-size: clamp(1.7rem, 3vw, 2.2rem);
  letter-spacing: -0.02em;
}

.section-head p {
  margin: 0;
  color: var(--muted);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.feature-card,
.info-card,
.video-card,
.step-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.feature-card h3,
.info-card h3,
.video-card h3,
.step-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
}

.feature-card p,
.info-card p,
.video-card p,
.step-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.feature-icon {
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 10px;
  display: grid;
  place-items: center;
  margin-bottom: 0.85rem;
  background: rgba(139, 92, 246, 0.15);
  color: #ddd6fe;
  font-size: 1rem;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.package-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1rem;
}

.tag {
  font-family: var(--mono);
  font-size: 0.78rem;
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  color: #d1d5db;
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.video-card a {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 0.85rem;
  color: var(--accent);
  font-weight: 600;
  font-size: 0.9rem;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.step-num {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--berry);
  margin-bottom: 0.5rem;
}

.legacy {
  background: linear-gradient(180deg, rgba(139, 92, 246, 0.08), transparent);
  border-block: 1px solid var(--border);
}

.cta-band {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 6px);
  padding: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.cta-band h2 {
  margin: 0 0 0.35rem;
  font-size: 1.5rem;
}

.cta-band p {
  margin: 0;
  color: var(--muted);
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0 2.5rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

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

.mobile-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 10px;
  padding: 0.45rem 0.65rem;
}

@media (max-width: 960px) {
  .hero-grid,
  .feature-grid,
  .video-grid,
  .steps,
  .two-col {
    grid-template-columns: 1fr;
  }

  .nav-links {
    display: none;
  }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    padding: 1rem;
    background: rgba(8, 8, 11, 0.98);
    border-bottom: 1px solid var(--border);
  }

  .mobile-toggle {
    display: inline-flex;
  }

  .hero {
    padding-top: 3.5rem;
  }
}