:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --bg-card: #16161f;
  --fg: #e8e8ed;
  --fg-muted: #8888a0;
  --accent: #00e5a0;
  --accent-dim: rgba(0, 229, 160, 0.12);
  --accent-glow: rgba(0, 229, 160, 0.3);
  --wire: #2a2a3a;
  --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;
  overflow-x: hidden;
}

/* ---- HERO ---- */
.hero {
  min-height: 90vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 6rem 2rem 4rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -40%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--accent-dim);
  border: 1px solid rgba(0, 229, 160, 0.2);
  border-radius: 100px;
  padding: 0.4rem 1.2rem;
  font-size: 0.8rem;
  font-family: var(--font-body);
  color: var(--accent);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 2rem;
  position: relative;
  z-index: 1;
}

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

@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 var(--accent-glow); }
  50% { opacity: 0.6; box-shadow: 0 0 0 8px transparent; }
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  max-width: 800px;
  position: relative;
  z-index: 1;
}

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

.hero .lede {
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  color: var(--fg-muted);
  max-width: 540px;
  margin-top: 1.5rem;
  position: relative;
  z-index: 1;
  line-height: 1.7;
}

/* ---- STATS BAR ---- */
.stats-bar {
  display: flex;
  justify-content: center;
  gap: 3rem;
  padding: 3rem 2rem;
  border-top: 1px solid var(--wire);
  border-bottom: 1px solid var(--wire);
  position: relative;
}

.stat {
  text-align: center;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.02em;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0.3rem;
}

/* ---- PROBLEM / SOLUTION ---- */
.problem-section {
  padding: 6rem 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.section-label {
  font-family: var(--font-body);
  font-size: 0.75rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 1.5rem;
}

.problem-section h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.problem-section p {
  color: var(--fg-muted);
  font-size: 1.1rem;
  max-width: 640px;
  line-height: 1.8;
}

/* ---- FEATURES GRID ---- */
.features {
  padding: 4rem 2rem 6rem;
  max-width: 1100px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--wire);
  border-radius: 12px;
  padding: 2rem;
  transition: border-color 0.3s ease, transform 0.2s ease;
}

.feature-card:hover {
  border-color: rgba(0, 229, 160, 0.3);
  transform: translateY(-2px);
}

.feature-icon {
  width: 40px;
  height: 40px;
  background: var(--accent-dim);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  margin-bottom: 1.2rem;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.6rem;
  letter-spacing: -0.01em;
}

.feature-card p {
  color: var(--fg-muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

/* ---- HOW IT WORKS ---- */
.how-it-works {
  padding: 6rem 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.steps {
  margin-top: 3rem;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.step {
  display: flex;
  gap: 2rem;
  padding: 2rem 0;
  border-top: 1px solid var(--wire);
}

.step-number {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.3;
  min-width: 60px;
  line-height: 1;
}

.step-content h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

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

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

.closing::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
  opacity: 0.4;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  max-width: 700px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.closing p {
  color: var(--fg-muted);
  font-size: 1.1rem;
  max-width: 500px;
  margin: 1.5rem auto 0;
  position: relative;
  z-index: 1;
  line-height: 1.7;
}

/* ---- FOOTER ---- */
footer {
  padding: 3rem 2rem;
  border-top: 1px solid var(--wire);
  text-align: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.footer-tagline {
  color: var(--fg-muted);
  font-size: 0.85rem;
  margin-top: 0.5rem;
}

/* ---- HERO CTA ---- */
.hero-actions {
  margin-top: 2.5rem;
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

.hero-cta-primary {
  background: var(--accent);
  color: #0a0a0f;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  padding: 0.85rem 2rem;
  border-radius: 10px;
  text-decoration: none;
  transition: opacity 0.2s, transform 0.15s;
  letter-spacing: -0.01em;
}

.hero-cta-primary:hover {
  opacity: 0.85;
  transform: translateY(-2px);
}

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .features-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .stats-bar {
    flex-direction: column;
    gap: 1.5rem;
  }
  .step {
    flex-direction: column;
    gap: 0.8rem;
  }
  .hero {
    padding: 4rem 1.5rem 3rem;
    min-height: 80vh;
  }
  .problem-section, .how-it-works {
    padding: 4rem 1.5rem;
  }
}