/* Homepage layout. Aligned with the Sudoku blue palette. */

:root {
  --home-blue: #4a5fc1;
  --home-blue-dark: #3b4ca0;
  --home-blue-tint: #edf0fb;
  --home-blue-hover: #dde3f5;
  --home-text: #1b2545;
  --home-muted: #8891aa;
  --home-border: #e4e8f0;
}

body.home {
  background: #ffffff;
  color: var(--home-text);
}

.home-page {
  max-width: 960px;
  margin: 0 auto;
  padding: clamp(2rem, 6vw, 5rem) var(--space-md);
}

/* Hero */
.hero {
  text-align: center;
  margin-bottom: clamp(2rem, 5vw, 4rem);
}
.hero h1 {
  margin: 0 0 var(--space-xs);
  font-size: clamp(2rem, 6vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--home-text);
}
.hero .tagline {
  margin: 0;
  font-size: clamp(1rem, 2.4vw, 1.25rem);
  color: var(--home-muted);
  font-weight: 400;
}

/* Games grid */
.games-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}
@media (min-width: 640px) {
  .games-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 900px) {
  .games-grid { grid-template-columns: repeat(3, 1fr); gap: var(--space-lg); }
}

.game-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  padding: var(--space-lg);
  background: #ffffff;
  border: 1px solid var(--home-border);
  border-radius: 12px;
  text-decoration: none;
  color: inherit;
  transition: transform 140ms ease, box-shadow 140ms ease, border-color 140ms ease;
}
.game-card:hover {
  transform: translateY(-2px);
  border-color: var(--home-blue);
  box-shadow: 0 8px 24px rgba(74, 95, 193, 0.12);
}
.game-card:focus-visible {
  outline: 2px solid var(--home-blue);
  outline-offset: 3px;
}

.game-icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: var(--home-blue-tint);
  color: var(--home-blue);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-xs);
}

.game-title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--home-text);
}

.game-desc {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--home-muted);
  line-height: 1.5;
  flex: 1;
}

.game-cta {
  margin-top: var(--space-xs);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--home-blue);
}
.game-card:hover .game-cta { color: var(--home-blue-dark); }

/* Ad placeholder (matches game pages for visual consistency) */
.ad-label {
  display: block;
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--home-muted);
  margin-bottom: var(--space-xs);
  text-align: center;
}
.ad-unit {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--home-blue-tint);
  color: var(--home-blue);
  border-radius: 6px;
  font-size: 0.875rem;
  font-weight: 500;
  border: 1px dashed var(--home-border);
}
.ad-728x90 { width: 100%; max-width: 728px; height: 90px; margin: 0 auto; }
.ad-slot {
  margin: clamp(2rem, 5vw, 4rem) auto 0;
  padding: 0;
  max-width: 728px;
}