:root {
  --bg: #0a0a0f;
  --bg-surface: #12121a;
  --bg-card: #1a1a26;
  --fg: #e8e8ef;
  --fg-muted: #8888a0;
  --accent: #5ce1e6;
  --accent-glow: rgba(92, 225, 230, 0.15);
  --accent-warm: #ff6b35;
  --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; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* === HERO CTA === */
.hero-cta {
  margin-bottom: 40px;
}

.btn-primary {
  display: inline-block;
  background: var(--accent);
  color: var(--bg);
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  padding: 14px 28px;
  border-radius: var(--radius);
  text-decoration: none;
  letter-spacing: 0.3px;
  transition: opacity 0.15s, transform 0.15s;
}

.btn-primary:hover {
  opacity: 0.88;
  transform: translateY(-1px);
}

/* === HERO === */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding: 120px 24px 80px;
  overflow: hidden;
}

.hero-inner {
  max-width: 820px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--accent);
  border: 1px solid rgba(92, 225, 230, 0.3);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 40px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(42px, 7vw, 76px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -2px;
  color: #fff;
  margin-bottom: 28px;
}

.lede {
  font-size: 19px;
  line-height: 1.7;
  color: var(--fg-muted);
  max-width: 620px;
  margin-bottom: 56px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
}

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

.stat-number {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 700;
  color: #fff;
}

.stat-label {
  font-size: 13px;
  color: var(--fg-muted);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

.hero-gradient {
  position: absolute;
  top: -200px;
  right: -300px;
  width: 900px;
  height: 900px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 65%);
  pointer-events: none;
  z-index: 1;
}

/* === SECTION SHARED === */
.section-label {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--accent);
  margin-bottom: 20px;
  text-transform: uppercase;
}

/* === SIGNALS === */
.signals {
  padding: 100px 24px;
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.signals-inner {
  max-width: 1080px;
  margin: 0 auto;
}

.signals h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -1px;
  color: #fff;
  margin-bottom: 56px;
  max-width: 700px;
}

.signals-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.signal-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: border-color 0.2s;
}

.signal-card:hover {
  border-color: rgba(92, 225, 230, 0.2);
}

.signal-icon {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 20px;
  opacity: 0.7;
}

.signal-card h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 12px;
  line-height: 1.3;
}

.signal-card p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* === CAPABILITIES === */
.capabilities {
  padding: 100px 24px;
}

.capabilities-inner {
  max-width: 1080px;
  margin: 0 auto;
}

.capabilities h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -1px;
  color: #fff;
  margin-bottom: 56px;
}

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

.cap-item {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 32px;
  transition: border-color 0.2s;
}

.cap-item:hover {
  border-color: rgba(92, 225, 230, 0.2);
}

.cap-large {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, var(--bg-surface) 0%, rgba(92, 225, 230, 0.04) 100%);
  border-color: rgba(92, 225, 230, 0.15);
}

.cap-tag {
  font-family: var(--font-display);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 16px;
  text-transform: uppercase;
}

.cap-item h3 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 12px;
}

.cap-item p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.65;
  max-width: 500px;
}

/* === CLOSING === */
.closing {
  padding: 120px 24px;
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  text-align: center;
}

.closing-inner {
  max-width: 720px;
  margin: 0 auto;
}

.closing-mark {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 4px;
  color: var(--accent);
  margin-bottom: 40px;
  opacity: 0.6;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(26px, 3.5vw, 38px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.5px;
  color: #fff;
  margin-bottom: 28px;
}

.closing-text {
  font-size: 17px;
  color: var(--fg-muted);
  line-height: 1.75;
}

/* === FOOTER === */
.site-footer {
  padding: 32px 24px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-name {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  color: var(--fg);
}

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

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .hero {
    min-height: auto;
    padding: 80px 20px 60px;
  }

  .hero h1 {
    letter-spacing: -1px;
  }

  .lede {
    font-size: 17px;
  }

  .hero-stats {
    gap: 20px;
  }

  .stat-number {
    font-size: 28px;
  }

  .signals, .capabilities, .closing {
    padding: 64px 20px;
  }

  .signals-grid {
    grid-template-columns: 1fr;
  }

  .cap-grid {
    grid-template-columns: 1fr;
  }

  .cap-large {
    grid-column: 1;
  }
}

@media (max-width: 480px) {
  .hero-stats {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .stat-divider {
    display: none;
  }

  .stat {
    flex-direction: row;
    align-items: baseline;
    gap: 10px;
  }
}