:root {
  --bg: #0a0c10;
  --bg-elevated: #12151c;
  --bg-card: #181c26;
  --fg: #e8eaf0;
  --fg-muted: #8b90a0;
  --accent: #3eeaa6;
  --accent-dim: rgba(62, 234, 166, 0.12);
  --accent-glow: rgba(62, 234, 166, 0.25);
  --highlight: #f5c542;
  --border: rgba(255,255,255,0.06);
  --radius: 12px;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

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

/* ============ HERO ============ */
.hero {
  min-height: 90vh;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 4rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 6rem 2rem 4rem;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 0.5rem 1rem;
  border-radius: 100px;
  border: 1px solid rgba(62, 234, 166, 0.2);
  margin-bottom: 2rem;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.hero h1 .accent {
  color: var(--accent);
  position: relative;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 480px;
  line-height: 1.7;
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.deal-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2rem;
  width: 100%;
  max-width: 380px;
  position: relative;
  box-shadow: 0 0 60px rgba(62, 234, 166, 0.06), 0 20px 60px rgba(0,0,0,0.4);
}

.deal-card::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 20%;
  right: 20%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  border-radius: 2px;
}

.deal-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 0.3rem 0.7rem;
  border-radius: 6px;
  margin-bottom: 1rem;
}

.deal-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.deal-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.2rem;
}

.metric {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.metric-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-muted);
}

.metric-value {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
}

.metric.highlight .metric-value {
  color: var(--accent);
}

.deal-time {
  font-size: 0.8rem;
  color: var(--fg-muted);
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

/* ============ PROBLEM ============ */
.problem {
  background: var(--bg-elevated);
  padding: 6rem 2rem;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.problem-inner {
  max-width: 1000px;
  margin: 0 auto;
}

.problem h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 3rem;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.problem-stat {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--highlight);
  line-height: 1;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--fg-muted);
  line-height: 1.4;
}

.problem-text {
  font-size: 1.05rem;
  color: var(--fg-muted);
  max-width: 700px;
  line-height: 1.7;
}

/* ============ FEATURES ============ */
.features {
  max-width: 1100px;
  margin: 0 auto;
  padding: 6rem 2rem;
}

.features-header {
  margin-bottom: 3.5rem;
}

.features-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.features-sub {
  font-size: 1.1rem;
  color: var(--fg-muted);
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: border-color 0.3s;
}

.feature-card:hover {
  border-color: rgba(62, 234, 166, 0.2);
}

.feature-large {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, var(--bg-card) 0%, rgba(62, 234, 166, 0.04) 100%);
}

.feature-icon {
  font-size: 1.4rem;
  color: var(--accent);
  margin-bottom: 1rem;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.6rem;
}

.feature-card p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* ============ HOW ============ */
.how {
  background: var(--bg-elevated);
  padding: 6rem 2rem;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.how h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: 3.5rem;
}

.how-steps {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  align-items: flex-start;
  gap: 0;
}

.how-step {
  flex: 1;
  padding: 0 1.5rem;
}

.how-connector {
  width: 2px;
  min-height: 120px;
  background: linear-gradient(to bottom, var(--accent-dim), transparent);
  flex-shrink: 0;
  margin-top: 1rem;
}

.step-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.3;
  line-height: 1;
  margin-bottom: 1rem;
}

.how-step h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.6rem;
}

.how-step p {
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* ============ CLOSING ============ */
.closing {
  padding: 8rem 2rem;
  text-align: center;
}

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

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 1.5rem;
}

.closing-text {
  font-size: 1.1rem;
  color: var(--fg-muted);
  line-height: 1.8;
}

/* ============ FOOTER ============ */
.site-footer {
  padding: 3rem 2rem;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--fg);
}

.footer-tagline {
  font-size: 0.85rem;
  color: var(--fg-muted);
}

/* ============ RESPONSIVE ============ */
/* ============ SITE NAV ============ */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 12, 16, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.site-nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--fg);
}

.nav-cta {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  padding: 0.4rem 1rem;
  border: 1px solid rgba(62, 234, 166, 0.3);
  border-radius: 6px;
  background: var(--accent-dim);
  transition: background 0.2s, border-color 0.2s;
}

.nav-cta:hover {
  background: rgba(62, 234, 166, 0.18);
  border-color: rgba(62, 234, 166, 0.5);
}

/* ============ CTA BUTTON ============ */
.cta-btn {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: #0a0c10;
  background: var(--accent);
  padding: 0.85rem 2rem;
  border-radius: 8px;
  text-decoration: none;
  transition: opacity 0.2s, transform 0.15s;
  box-shadow: 0 0 24px rgba(62, 234, 166, 0.3);
}

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

/* ============ HERO (with nav, no longer needs top padding for that) ============ */
.hero {
  padding-top: 4rem;
}

/* ============ RESPONSIVE ============ */
@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding: 4rem 1.5rem 3rem;
    gap: 3rem;
  }
  
  .hero-visual {
    order: -1;
  }
  
  .deal-card {
    max-width: 100%;
  }
  
  .problem-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .feature-large {
    grid-column: 1;
  }
  
  .how-steps {
    flex-direction: column;
    gap: 2rem;
  }
  
  .how-connector {
    width: 40px;
    min-height: 2px;
    background: linear-gradient(to right, var(--accent-dim), transparent);
    margin: 0 auto;
  }
  
  .how-step {
    padding: 0;
    text-align: center;
  }
  
  .footer-inner {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }
}