@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=DM+Sans:wght@400;500&display=swap');

:root {
  --bg: #0a0a0f;
  --bg-subtle: #12121a;
  --bg-card: #18182a;
  --fg: #e8e8ed;
  --fg-muted: #8888a0;
  --accent: #00e599;
  --accent-dim: rgba(0, 229, 153, 0.12);
  --accent-glow: rgba(0, 229, 153, 0.3);
  --border: rgba(255, 255, 255, 0.06);
  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
}

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

html { font-size: 16px; scroll-behavior: smooth; }

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

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── NAV ── */
.nav {
  padding: 28px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--fg);
  letter-spacing: -0.02em;
}

.nav-logo span {
  color: var(--accent);
}

.nav-tag {
  font-size: 0.75rem;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 4px 12px;
  border-radius: 20px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ── HERO ── */
.hero {
  padding: 100px 0 80px;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -300px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  opacity: 0.15;
  pointer-events: none;
}

.hero-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 24px;
  font-family: var(--font-display);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--fg);
  max-width: 700px;
  margin-bottom: 28px;
}

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

.hero-sub {
  font-size: 1.2rem;
  color: var(--fg-muted);
  max-width: 520px;
  line-height: 1.7;
}

/* ── STATS BAR ── */
.stats-bar {
  display: flex;
  gap: 1px;
  background: var(--border);
  border-radius: 12px;
  overflow: hidden;
  margin: 80px 0;
}

.stat {
  flex: 1;
  background: var(--bg-subtle);
  padding: 32px 28px;
  text-align: center;
}

.stat-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.02em;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--fg-muted);
  margin-top: 6px;
}

/* ── FEATURES GRID ── */
.features-section {
  padding: 40px 0 80px;
}

.section-label {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 48px;
  max-width: 500px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border-radius: 16px;
  overflow: hidden;
}

.feature-card {
  background: var(--bg-subtle);
  padding: 40px 32px;
}

.feature-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--accent-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.1rem;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.feature-card p {
  color: var(--fg-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* ── HOW IT WORKS ── */
.how-section {
  padding: 80px 0;
}

.how-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.how-step {
  position: relative;
  padding: 32px 28px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--bg-subtle);
}

.step-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.2;
  line-height: 1;
  margin-bottom: 16px;
}

.how-step h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.how-step p {
  color: var(--fg-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ── CLOSING ── */
.closing {
  padding: 80px 0 100px;
  text-align: center;
}

.closing-quote {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.5vw, 2.2rem);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.02em;
  max-width: 650px;
  margin: 0 auto 20px;
}

.closing-quote em {
  font-style: normal;
  color: var(--accent);
}

.closing-sub {
  color: var(--fg-muted);
  font-size: 1rem;
}

/* ── BUTTONS ── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: #0a0a0f;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 12px 24px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: opacity 0.15s, transform 0.15s;
  letter-spacing: -0.01em;
}

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

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--fg);
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.9rem;
  padding: 11px 22px;
  border-radius: 8px;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}

.btn-secondary:hover {
  border-color: var(--accent);
  background: var(--accent-dim);
}

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--border);
  padding: 28px 0;
  text-align: center;
}

footer p {
  color: var(--fg-muted);
  font-size: 0.8rem;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .stats-bar {
    flex-direction: column;
  }

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

  .how-steps {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 60px 0 50px;
  }

  .feature-card {
    padding: 28px 24px;
  }
}