/* ===== Base ===== */
* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Helvetica Neue", Arial, sans-serif;
  background-color: #fafafa;
  color: #222;
  line-height: 1.6;
}

/* ===== Layout ===== */
.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 80px 20px;
}

/* ===== Header ===== */
.header {
  margin-bottom: 80px;
}

.title {
  font-size: 32px;
  font-weight: 500;
  letter-spacing: 0.08em;
  margin: 0 0 10px;
}

.subtitle {
  font-size: 14px;
  color: #777;
  letter-spacing: 0.2em;
}

/* ===== Site List ===== */
.site-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

/* ===== Card ===== */
.site-card {
  display: block;
  padding: 40px;
  background-color: #fff;
  border: 1px solid #e5e5e5;
  text-decoration: none;
  color: inherit;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.site-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

/* ===== Text ===== */
.site-category {
  font-size: 12px;
  letter-spacing: 0.15em;
  color: #999;
}

.site-name {
  font-size: 24px;
  font-weight: 500;
  margin: 10px 0;
}

.site-desc {
  font-size: 14px;
  color: #555;
}

/* ===== Footer ===== */
.footer {
  margin-top: 120px;
  font-size: 12px;
  color: #aaa;
}

/* ===== Responsive ===== */
@media (min-width: 768px) {
  .site-list {
    grid-template-columns: 1fr 1fr;
    gap: 50px;
  }
}