:root {
  --color-bg: #0a0a0f;
  --color-surface: #14141f;
  --color-surface-hover: #1c1c2e;
  --color-border: #2a2a3d;
  --color-text: #e8e8f0;
  --color-text-secondary: #9898b0;
  --color-primary: #6c5ce7;
  --color-primary-light: #a29bfe;
  --color-accent: #00cec9;
  --color-price: #00b894;
  --color-danger: #e17055;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 40px rgba(108, 92, 231, 0.15);
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 40px;
  --space-2xl: 64px;
  --max-width: 960px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Hero */
.hero {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
  background: linear-gradient(160deg, #0a0a1a 0%, #1a1040 50%, #0a0a0f 100%);
  border-bottom: 1px solid var(--color-border);
}

.hero .eyebrow {
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary-light);
  margin-bottom: var(--space-md);
}

.hero h1 {
  font-size: clamp(1.75rem, 5vw, 2.75rem);
  font-weight: 800;
  background: linear-gradient(135deg, #fff 0%, var(--color-primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-lg);
}

.hero-subtitle {
  max-width: 620px;
  margin: 0 auto var(--space-lg);
  color: var(--color-text-secondary);
  font-size: 1rem;
}

.hero .cta {
  display: inline-block;
  padding: var(--space-sm) var(--space-lg);
  background: var(--color-primary);
  color: #fff;
  text-decoration: none;
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: background 0.2s, transform 0.2s;
}

.hero .cta:hover {
  background: var(--color-primary-light);
  transform: translateY(-1px);
}

/* Value Props */
.value-props {
  display: flex;
  justify-content: center;
  gap: var(--space-xl);
  padding: var(--space-lg);
  max-width: var(--max-width);
  margin: 0 auto;
  flex-wrap: wrap;
}

.value-props .prop {
  text-align: center;
}

.value-props .prop-value {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-accent);
}

.value-props .prop-label {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  margin-top: var(--space-xs);
}

/* Products */
#products {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-lg);
}

.product-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  margin-bottom: var(--space-md);
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s, border-color 0.2s;
}

.product-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-glow);
}

.product-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-sm);
  gap: var(--space-md);
}

.product-header h2 {
  font-size: 1.25rem;
  font-weight: 700;
}

.product-meta {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  text-align: right;
  white-space: nowrap;
}

.product-summary {
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
  margin-bottom: var(--space-md);
}

.price-highlight {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-price);
}

.price-unavailable {
  display: inline-block;
  margin-top: var(--space-xs);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-danger);
}

.price-label {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
}

/* Offers */
.offers {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.offer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: var(--color-text);
  transition: background 0.15s, border-color 0.15s;
}

.offer-copy {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.offer:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-primary);
}

.offer .platform-name {
  font-weight: 600;
  font-size: 0.9375rem;
}

.offer-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  align-items: center;
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.status-badge--in_stock {
  background: rgba(0, 184, 148, 0.15);
  color: var(--color-price);
}

.status-badge--low_stock {
  background: rgba(0, 206, 201, 0.14);
  color: var(--color-accent);
}

.status-badge--unknown {
  background: rgba(152, 152, 176, 0.16);
  color: var(--color-text-secondary);
}

.status-badge--out_of_stock {
  background: rgba(225, 112, 85, 0.15);
  color: var(--color-danger);
}

.offer .platform-price {
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--color-price);
}

.offer.status--out {
  opacity: 0.5;
}

.offer.status--out .platform-price {
  color: var(--color-danger);
  text-decoration: line-through;
}

.offers-empty {
  padding: var(--space-md);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  background: rgba(255, 255, 255, 0.02);
}

/* Footer */
footer {
  text-align: center;
  padding: var(--space-xl) var(--space-lg);
  border-top: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  font-size: 0.8125rem;
  max-width: var(--max-width);
  margin: var(--space-xl) auto 0;
}

footer p {
  margin-bottom: var(--space-xs);
}

/* Responsive */
@media (max-width: 640px) {
  .hero {
    padding: var(--space-xl) var(--space-md);
  }

  .value-props {
    gap: var(--space-lg);
  }

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

  .offer {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
  }

  .product-header {
    flex-direction: column;
  }

  .product-meta {
    text-align: left;
  }
}