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

body {
  font-family: system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: #f5f5f5;
  color: #1a1a1a;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 16px;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 640px;
  width: 100%;
  text-align: center;
}

.brand {
  margin-bottom: 48px;
}

.logo {
  max-width: 320px;
  width: 100%;
  height: auto;
  display: block;
  margin: 0 auto 12px;
}

.tagline {
  color: #999;
  font-size: 13px;
  letter-spacing: 0.06em;
  font-weight: 400;
}

.cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 48px;
}

@media (max-width: 560px) {
  .cards { grid-template-columns: 1fr; }
  .brand { margin-bottom: 36px; }
  .cards { margin-bottom: 36px; }
  body { padding: 24px 16px; }
}

.card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: #fff;
  border: 1px solid #eaeaea;
  border-radius: 14px;
  padding: 22px 20px;
  text-decoration: none;
  color: inherit;
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
  text-align: left;
  cursor: pointer;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.06);
  border-color: #ddd;
}

.card:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.card-icon {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}

.card-icon--social {
  background: #e91e63;
}

.card-icon--product {
  background: #1a1a1a;
}

.card-content {
  flex: 1;
  min-width: 0;
}

.card-content h2 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
  color: #1a1a1a;
}

.card-content p {
  font-size: 12px;
  color: #999;
  line-height: 1.4;
}

.card-arrow {
  flex-shrink: 0;
  color: #ccc;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s ease, transform 0.15s ease;
}

.card:hover .card-arrow {
  color: #1a1a1a;
  transform: translateX(3px);
}

.footer {
  color: #bbb;
  font-size: 11px;
  letter-spacing: 0.04em;
}