:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --bg-card: #16161f;
  --fg: #e8e8ed;
  --fg-muted: #8888a0;
  --fg-dim: #55556a;
  --accent: #4af0c0;
  --accent-dim: rgba(74, 240, 192, 0.12);
  --accent-glow: rgba(74, 240, 192, 0.25);
  --intent-high: #4af0c0;
  --intent-medium: #f0c84a;
  --intent-low: #55556a;
  --border: #22222f;
  --radius: 8px;
  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-mono: 'DM Mono', 'Fira Code', monospace;
}

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

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

/* ---- HERO ---- */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 4rem;
  padding: 6rem 5vw 4rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 60%;
  height: 80%;
  background: radial-gradient(ellipse, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

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

.hero-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 0.4rem 1rem;
  border-radius: 100px;
  margin-bottom: 2rem;
}

.hero h1 {
  font-size: clamp(2.8rem, 5.5vw, 5rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 1.5rem;
}

.hero h1 .accent {
  color: var(--accent);
  font-style: italic;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 440px;
  line-height: 1.7;
}

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

.signal-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.signal-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.2rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid var(--border);
}

.signal-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent-glow);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.signal-label {
  color: var(--fg-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.signal-row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 1rem;
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--border);
  align-items: center;
}

.signal-row:last-child { border-bottom: none; }
.signal-row.dim { opacity: 0.45; }

.signal-company { color: var(--fg); font-weight: 500; }

.signal-intent {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.2rem 0.6rem;
  border-radius: 100px;
}

.signal-intent.high {
  color: var(--intent-high);
  background: rgba(74, 240, 192, 0.1);
}

.signal-intent.medium {
  color: var(--intent-medium);
  background: rgba(240, 200, 74, 0.1);
}

.signal-intent.low {
  color: var(--intent-low);
  background: rgba(85, 85, 106, 0.15);
}

.signal-score {
  font-weight: 600;
  font-size: 1rem;
  color: var(--accent);
  min-width: 2rem;
  text-align: right;
}

.signal-row.dim .signal-score { color: var(--fg-dim); }

/* ---- PROBLEM ---- */
.problem {
  padding: 6rem 5vw;
  border-top: 1px solid var(--border);
}

.problem-inner { max-width: 960px; margin: 0 auto; }

.problem h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 3rem;
  max-width: 700px;
}

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

.problem-stat {
  padding: 2rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.stat-number {
  display: block;
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.03em;
  margin-bottom: 0.5rem;
  font-family: var(--font-mono);
}

.stat-label {
  display: block;
  color: var(--fg-muted);
  font-size: 0.9rem;
  line-height: 1.5;
}

.problem-punchline {
  font-size: 1.1rem;
  color: var(--fg-muted);
  max-width: 680px;
  line-height: 1.7;
}

/* ---- FEATURES ---- */
.features {
  padding: 6rem 5vw;
  border-top: 1px solid var(--border);
}

.features-inner { max-width: 960px; margin: 0 auto; }

.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

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

.features-header h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 600;
  letter-spacing: -0.02em;
}

.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 0.2s;
}

.feature-card:hover {
  border-color: var(--accent);
}

.feature-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--fg-dim);
  margin-bottom: 1rem;
}

.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--fg);
}

.feature-card p {
  font-size: 0.92rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* ---- DATA VISUAL ---- */
.data-visual {
  padding: 6rem 5vw;
  border-top: 1px solid var(--border);
}

.data-inner {
  max-width: 960px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.data-text h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 1.2rem;
}

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

.data-pipeline {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  flex-wrap: wrap;
  justify-content: center;
}

.pipe-stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding: 1.5rem 1.2rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  min-width: 80px;
  font-size: 0.8rem;
  color: var(--fg-muted);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.pipe-stage.active {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

.pipe-icon {
  font-size: 1.2rem;
  color: var(--fg-dim);
}

.pipe-stage.active .pipe-icon { color: var(--accent); }

.pipe-arrow {
  color: var(--fg-dim);
  font-size: 1.2rem;
}

/* ---- CLOSING ---- */
.closing {
  padding: 8rem 5vw;
  text-align: center;
  border-top: 1px solid var(--border);
  position: relative;
}

.closing::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 50%;
  height: 60%;
  background: radial-gradient(ellipse, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
  opacity: 0.4;
}

.closing-inner {
  max-width: 680px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.closing h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.closing-text {
  font-size: 1.05rem;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.closing-location {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--fg-dim);
  letter-spacing: 0.04em;
}

.location-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

/* ---- FOOTER ---- */
.site-footer {
  padding: 2.5rem 5vw;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 960px;
  margin: 0 auto;
}

.footer-brand {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--fg);
}

.footer-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding: 4rem 5vw 3rem;
    gap: 2.5rem;
  }

  .hero::before {
    top: -10%;
    right: -30%;
    width: 100%;
  }

  .problem-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

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

  .data-inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .data-pipeline {
    gap: 0.4rem;
  }

  .pipe-stage {
    padding: 1rem 0.8rem;
    min-width: 60px;
    font-size: 0.7rem;
  }

  .pipe-arrow { font-size: 0.9rem; }

  .closing { padding: 5rem 5vw; }

  .footer-inner {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }
}