:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --bg-card: #1a1a26;
  --fg: #e8e8f0;
  --fg-muted: #8888a0;
  --accent: #a855f7;
  --accent-glow: rgba(168, 85, 247, 0.3);
  --accent-2: #6366f1;
  --green: #22c55e;
  --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);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3 { font-family: var(--font-display); font-weight: 700; line-height: 1.15; }

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 24px 60px;
  text-align: center;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: -200px;
  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-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  background: var(--bg-card);
  border: 1px solid rgba(168, 85, 247, 0.25);
  border-radius: 100px;
  font-size: 0.85rem;
  color: var(--accent);
  font-family: var(--font-display);
  font-weight: 500;
  margin-bottom: 28px;
  letter-spacing: 0.02em;
}

.hero h1 {
  font-size: clamp(2.4rem, 5.5vw, 4rem);
  margin-bottom: 24px;
  letter-spacing: -0.03em;
}

.hero h1 .accent {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.lede {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

.hero-visual {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 20px;
  margin-top: 56px;
  perspective: 800px;
}

.product-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 28px 24px;
  width: 180px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(168, 85, 247, 0.15);
}

.card-1 { transform: rotate(-3deg) translateY(10px); }
.card-2 { transform: translateY(-6px); }
.card-3 { transform: rotate(3deg) translateY(10px); }
.card-1:hover { transform: rotate(-3deg) translateY(2px); }
.card-2:hover { transform: translateY(-14px); }
.card-3:hover { transform: rotate(3deg) translateY(2px); }

.card-icon { font-size: 2.2rem; margin-bottom: 12px; }

.card-label {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 8px;
}

.card-price {
  color: var(--green);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.3rem;
}

/* ===== FEATURES ===== */
.features {
  padding: 120px 24px;
  background: var(--bg-elevated);
}

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

.features h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  text-align: center;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.features-sub {
  text-align: center;
  color: var(--fg-muted);
  max-width: 560px;
  margin: 0 auto 60px;
  font-size: 1.05rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

.feature-item {
  padding: 32px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.04);
}

.feature-number {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.8rem;
  color: var(--accent);
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}

.feature-item h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

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

/* ===== NICHES ===== */
.niches {
  padding: 100px 24px;
}

.niches-inner {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.niches h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  margin-bottom: 48px;
  letter-spacing: -0.02em;
}

.niche-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-bottom: 40px;
}

.niche-tag {
  padding: 10px 20px;
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 100px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--fg);
  transition: border-color 0.2s ease, background 0.2s ease;
}

.niche-tag:nth-child(odd) {
  border-color: rgba(168, 85, 247, 0.2);
}

.niche-tag:nth-child(even) {
  border-color: rgba(99, 102, 241, 0.2);
}

.niche-tag:hover {
  background: rgba(168, 85, 247, 0.1);
  border-color: var(--accent);
}

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

/* ===== CLOSING ===== */
.closing {
  padding: 120px 24px;
  background: var(--bg-elevated);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.closing::before {
  content: '';
  position: absolute;
  bottom: -300px;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

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

.closing h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin-bottom: 24px;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.closing p {
  color: var(--fg-muted);
  font-size: 1.1rem;
  line-height: 1.7;
}

/* ===== FOOTER ===== */
.site-footer {
  padding: 48px 24px;
  text-align: center;
  border-top: 1px solid rgba(255,255,255,0.04);
}

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

.footer-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 6px;
}

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

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .features-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .hero-visual {
    flex-direction: column;
    align-items: center;
    gap: 16px;
  }

  .product-card {
    width: 220px;
  }

  .card-1, .card-2, .card-3 {
    transform: none;
  }
  .card-1:hover, .card-2:hover, .card-3:hover {
    transform: translateY(-4px);
  }

  .hero {
    min-height: auto;
    padding: 60px 20px 40px;
  }

  .features, .closing {
    padding: 80px 20px;
  }

  .niches {
    padding: 60px 20px;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 1.9rem;
  }

  .lede {
    font-size: 1rem;
  }

  .product-card {
    width: 100%;
    max-width: 260px;
  }

  .feature-item {
    padding: 24px;
  }

  .niche-tag {
    font-size: 0.82rem;
    padding: 8px 14px;
  }
}