* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: #f5f7fb;
  color: #1f2937;
  line-height: 1.7;
}

a {
  color: #2563eb;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
}

.hero {
  background: linear-gradient(135deg, #374f42, #4a4d71);
  color: white;
  padding: 72px 0 56px;
}

.hero h1 {
  margin: 0 0 12px;
  font-size: 44px;
}

.hero p {
  margin: 0 0 24px;
  font-size: 18px;
  opacity: 0.95;
}

.nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.nav a {
  color: white;
  padding: 10px 14px;
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 10px;
}

main {
  padding: 36px 0 60px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.card {
  background: white;
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
  margin-bottom: 20px;
}

.card h2,
.card h3 {
  margin-top: 0;
}

.page-hero {
  padding: 48px 0 24px;
}

.page-hero h1 {
  margin: 0 0 12px;
  font-size: 36px;
}

.page-hero p {
  margin: 0;
  color: #4b5563;
}

.game-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  padding: 24px 0 48px;
}

.game-card {
  display: block;
  background: #fff;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
  text-decoration: none;
  color: inherit;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.game-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.14);
}

.game-card img {
  display: block;
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.game-card-body {
  padding: 18px;
}

.game-card-body h3 {
  margin: 0 0 10px;
  font-size: 22px;
}

.game-card-body p {
  margin: 0 0 12px;
  color: #4b5563;
}

.game-tag {
  display: inline-block;
  padding: 6px 10px;
  border-radius: 999px;
  background: #eef2ff;
  color: #4338ca;
  font-size: 13px;
}