@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg-deep: #0a0e17;
  --bg-surface: #111827;
  --bg-elevated: #1a2235;
  --fg-primary: #e8edf5;
  --fg-secondary: #8b95a8;
  --fg-muted: #4a5568;
  --accent: #00e5a0;
  --accent-dim: rgba(0, 229, 160, 0.12);
  --accent-glow: rgba(0, 229, 160, 0.25);
  --danger: #ff4d6a;
  --warning: #ffb347;
  --blue: #4da6ff;
  --font-display: 'Space Grotesk', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --max-w: 1120px;
  --radius: 12px;
}

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

body {
  background: var(--bg-deep);
  color: var(--fg-primary);
  font-family: var(--font-display);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }

/* ─── HERO ─── */
.hero {
  min-height: 90vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  padding: 120px 0 80px;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background:
    radial-gradient(ellipse 60% 50% at 20% 30%, rgba(0, 229, 160, 0.06) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 80% 60%, rgba(77, 166, 255, 0.04) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content { position: relative; z-index: 1; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-dim);
  border: 1px solid rgba(0, 229, 160, 0.2);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 32px;
}

.hero-badge::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 var(--accent-glow); }
  50% { opacity: 0.7; box-shadow: 0 0 0 6px transparent; }
}

.hero h1 {
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  max-width: 800px;
  margin-bottom: 24px;
}

.hero h1 .gradient-text {
  background: linear-gradient(135deg, var(--accent) 0%, var(--blue) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1.2rem;
  color: var(--fg-secondary);
  max-width: 540px;
  line-height: 1.7;
  margin-bottom: 48px;
}

.hero-stats {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-value {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--accent);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ─── TERMINAL ─── */
.terminal-section {
  padding: 80px 0;
}

.terminal {
  background: var(--bg-surface);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  overflow: hidden;
  max-width: 720px;
}

.terminal-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 20px;
  background: var(--bg-elevated);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.terminal-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
}

.terminal-dot.red { background: var(--danger); }
.terminal-dot.yellow { background: var(--warning); }
.terminal-dot.green { background: var(--accent); }

.terminal-title {
  margin-left: 8px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--fg-muted);
}

.terminal-body {
  padding: 24px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.8;
}

.terminal-line {
  margin-bottom: 4px;
}

.terminal-line .prompt { color: var(--accent); }
.terminal-line .cmd { color: var(--fg-primary); }
.terminal-line .output { color: var(--fg-secondary); }
.terminal-line .highlight { color: var(--warning); }
.terminal-line .success { color: var(--accent); }
.terminal-line .info { color: var(--blue); }

/* ─── FEATURES ─── */
.features-section {
  padding: 100px 0;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 56px;
  max-width: 600px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--bg-surface);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius);
  padding: 36px;
  transition: border-color 0.3s ease, transform 0.3s ease;
}

.feature-card:hover {
  border-color: rgba(0, 229, 160, 0.2);
  transform: translateY(-2px);
}

.feature-icon {
  width: 44px; height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-dim);
  border-radius: 10px;
  margin-bottom: 20px;
  font-size: 1.2rem;
}

.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.feature-card p {
  color: var(--fg-secondary);
  font-size: 0.9rem;
  line-height: 1.65;
}

/* ─── HOW IT WORKS ─── */
.how-section {
  padding: 100px 0;
  border-top: 1px solid rgba(255,255,255,0.04);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.step {
  position: relative;
  padding: 32px;
  background: var(--bg-surface);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius);
}

.step-number {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.step h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.step p {
  color: var(--fg-secondary);
  font-size: 0.88rem;
  line-height: 1.6;
}

/* ─── CLOSING ─── */
.closing-section {
  padding: 120px 0 80px;
  text-align: center;
  position: relative;
}

.closing-section::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(ellipse 50% 40% at 50% 60%, rgba(0, 229, 160, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

.closing-section h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  position: relative;
}

.closing-section p {
  color: var(--fg-secondary);
  font-size: 1.1rem;
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.7;
  position: relative;
}

/* ─── FOOTER ─── */
.footer {
  padding: 40px 0;
  border-top: 1px solid rgba(255,255,255,0.04);
  text-align: center;
}

.footer p {
  color: var(--fg-muted);
  font-size: 0.8rem;
}

.footer .brand {
  color: var(--fg-secondary);
  font-weight: 600;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 768px) {
  .features-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .hero-stats { gap: 32px; }
  .hero { min-height: auto; padding: 80px 0 60px; }
  .features-section, .how-section { padding: 60px 0; }
  .closing-section { padding: 80px 0 60px; }
}