:root {
  --bg: #0a0a0a;
  --bg-elevated: #111111;
  --bg-card: #161616;
  --fg: #e8e8e8;
  --fg-muted: #888888;
  --fg-dim: #555555;
  --accent: #f0ff3d;
  --accent-dim: rgba(240, 255, 61, 0.12);
  --border: #222222;
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --max-w: 1100px;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ---- Hero ---- */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 24px 80px;
  overflow: hidden;
  background: radial-gradient(ellipse 70% 50% at 50% 40%, rgba(240,255,61,0.04) 0%, transparent 70%);
}

.hero-inner {
  max-width: var(--max-w);
  width: 100%;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 8px 18px;
  border-radius: 100px;
  margin-bottom: 32px;
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.6rem, 6vw, 5rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: #ffffff;
  margin-bottom: 28px;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 600px;
  line-height: 1.7;
}

.hero-stripe {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--border) 20%, var(--accent) 50%, var(--border) 80%, transparent 100%);
}

/* ---- Shared ---- */
.section-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

section h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: #ffffff;
  margin-bottom: 48px;
}

/* ---- Problem ---- */
.problem {
  padding: 100px 24px;
  background: var(--bg);
}

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

.problem-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 36px 28px;
}

.problem-num {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--fg-dim);
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 16px;
}

.problem-card p {
  font-size: 1rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

.problem-card strong {
  color: var(--fg);
  font-weight: 500;
}

/* ---- How ---- */
.how {
  padding: 100px 24px;
  background: var(--bg-elevated);
}

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

.how-item {
  padding: 0;
}

.how-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: var(--accent);
  color: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 20px;
}

.how-item h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 10px;
}

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

/* ---- Niches ---- */
.niches {
  padding: 100px 24px;
  background: var(--bg);
}

.niche-list {
  max-width: 800px;
}

.niche-row {
  display: flex;
  align-items: baseline;
  gap: 40px;
  padding: 28px 0;
}

.niche-label {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: #ffffff;
  min-width: 240px;
  flex-shrink: 0;
}

.niche-desc {
  font-size: 1rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

.niche-divider {
  height: 1px;
  background: var(--border);
}

/* ---- Closing ---- */
.closing {
  padding: 120px 24px;
  background: var(--bg-elevated);
  text-align: center;
}

.closing .section-inner {
  max-width: 720px;
}

.closing h2 {
  margin-bottom: 28px;
}

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

/* ---- Footer ---- */
.site-footer {
  padding: 48px 24px;
  background: var(--bg);
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: #ffffff;
}

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

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

  .problem-grid,
  .how-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .niche-row {
    flex-direction: column;
    gap: 8px;
  }

  .niche-label {
    min-width: auto;
  }

  .problem, .how, .niches {
    padding: 60px 20px;
  }

  .closing {
    padding: 80px 20px;
  }

  .footer-inner {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}