:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-card: #1a1a24;
  --fg-primary: #ffffff;
  --fg-secondary: #a0a0b0;
  --fg-muted: #606070;
  --accent: #ff8c00;
  --accent-hover: #ff9d1a;
  --success: #10b981;
  --border: rgba(255, 255, 255, 0.08);
  --border-light: rgba(255, 255, 255, 0.04);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary);
  color: var(--fg-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  line-height: 1.2;
}

/* Navigation */
.nav {
  padding: 20px 40px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-primary);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--fg-primary);
}

.tagline {
  font-size: 13px;
  color: var(--fg-secondary);
  text-transform: uppercase;
  letter-spacing: 2px;
}

/* Hero */
.hero {
  padding: 80px 40px 100px;
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 140%;
  height: 200%;
  background: radial-gradient(ellipse at 30% 20%, rgba(255, 140, 0, 0.08) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.badge {
  display: inline-block;
  padding: 8px 16px;
  background: rgba(255, 140, 0, 0.15);
  border: 1px solid rgba(255, 140, 0, 0.3);
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--accent);
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(36px, 5vw, 56px);
  max-width: 700px;
  margin-bottom: 24px;
  background: linear-gradient(135deg, var(--fg-primary) 0%, var(--fg-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero .lede {
  font-size: 18px;
  color: var(--fg-secondary);
  max-width: 600px;
  margin-bottom: 48px;
  line-height: 1.7;
}

/* Dashboard Mock */
.hero-visual {
  margin-top: 60px;
}

.dashboard-mock {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 40px 80px rgba(0, 0, 0, 0.4);
}

.mock-header {
  display: flex;
  gap: 8px;
  padding: 16px 20px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
}

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

.mock-content {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding: 24px;
}

.metric-card {
  padding: 20px;
  background: var(--bg-secondary);
  border-radius: 8px;
  border: 1px solid var(--border-light);
}

.metric-card.highlight {
  border-color: var(--accent);
  background: rgba(255, 140, 0, 0.05);
}

.metric-label {
  font-size: 12px;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.metric-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 4px;
}

.metric-trend {
  font-size: 12px;
  font-weight: 500;
}

.metric-trend.up {
  color: var(--success);
}

.mock-chart {
  padding: 0 24px 24px;
}

.chart-svg {
  width: 100%;
  height: 80px;
}

/* Features */
.features {
  padding: 100px 40px;
  background: var(--bg-secondary);
}

.features-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 60px;
}

.features-header h2 {
  font-size: 36px;
  margin-bottom: 16px;
}

.features-header p {
  color: var(--fg-secondary);
  font-size: 17px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  max-width: 1200px;
  margin: 0 auto;
}

.feature-card {
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 140, 0, 0.3);
}

.feature-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 140, 0, 0.1);
  border-radius: 12px;
  margin-bottom: 20px;
  color: var(--accent);
}

.feature-card h3 {
  font-size: 20px;
  margin-bottom: 12px;
}

.feature-card p {
  color: var(--fg-secondary);
  font-size: 15px;
  line-height: 1.7;
}

/* How it works */
.how-it-works {
  padding: 100px 40px;
  background: var(--bg-primary);
}

.how-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 60px;
}

.how-header h2 {
  font-size: 36px;
  margin-bottom: 16px;
}

.how-header p {
  color: var(--fg-secondary);
  font-size: 17px;
}

.steps {
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: 900px;
  margin: 0 auto;
  gap: 20px;
}

.step {
  flex: 1;
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.step-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 48px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 16px;
  opacity: 0.5;
}

.step h3 {
  font-size: 18px;
  margin-bottom: 8px;
}

.step p {
  color: var(--fg-secondary);
  font-size: 14px;
}

.step-arrow {
  color: var(--fg-muted);
  flex-shrink: 0;
}

/* Closing */
.closing {
  padding: 120px 40px;
  background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
  text-align: center;
}

.closing-content {
  max-width: 700px;
  margin: 0 auto;
}

.closing h2 {
  font-size: clamp(28px, 4vw, 42px);
  margin-bottom: 24px;
  line-height: 1.3;
}

.closing p {
  font-size: 18px;
  color: var(--fg-secondary);
  line-height: 1.8;
}

/* Footer */
.footer {
  padding: 40px;
  border-top: 1px solid var(--border);
  background: var(--bg-primary);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-logo {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

.footer-tagline {
  font-size: 13px;
  color: var(--fg-muted);
}

.footer-copyright {
  font-size: 14px;
  color: var(--fg-muted);
}

/* Responsive */
@media (max-width: 900px) {
  .mock-content {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .steps {
    flex-direction: column;
    gap: 16px;
  }
  
  .step-arrow {
    transform: rotate(90deg);
  }
}

@media (max-width: 600px) {
  .hero {
    padding: 60px 24px 80px;
  }
  
  .features,
  .how-it-works {
    padding: 60px 24px;
  }
  
  .closing {
    padding: 80px 24px;
  }
  
  .mock-content {
    grid-template-columns: 1fr;
  }
  
  .nav {
    padding: 16px 24px;
  }
  
  .footer-inner {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}