* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, -apple-system, "Segoe UI", sans-serif; }
.top { position: sticky; top: 0; display: flex; gap: 12px; align-items: center; padding: 12px 14px; border-bottom: 1px solid #e6e6e6; background: #fff; }
.brand { font-weight: 700; }
.search { flex: 1; padding: 10px 12px; border: 1px solid #ddd; border-radius: 10px; }
.select { padding: 10px 12px; border: 1px solid #ddd; border-radius: 10px; background: #fff; }

.wrap { display: grid; grid-template-columns: 1fr 380px; gap: 16px; padding: 16px; }
.left { min-width: 0; }
.right { position: sticky; top: 64px; height: calc(100vh - 80px); overflow: auto; border-left: 1px solid #eee; padding-left: 16px; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.card { border: 1px solid #eee; border-radius: 14px; overflow: hidden; cursor: pointer; background: #fff; }
.card:hover { border-color: #cfcfcf; }
.thumb { width: 100%; aspect-ratio: 16/10; background: #f3f3f3; display: block; object-fit: cover; }
.meta { padding: 10px 12px; }
.title { font-weight: 700; margin: 0 0 6px 0; }
.small { font-size: 12px; color: #666; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.tag { font-size: 12px; padding: 4px 8px; border: 1px solid #e6e6e6; border-radius: 999px; color: #444; }

.detail h2 { margin: 0 0 6px 0; }
.detail .kv { margin: 8px 0; }
.detail .kv b { display: inline-block; width: 70px; color: #555; }
.detail .gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; margin-top: 12px; }
.detail .gallery img { width: 100%; border-radius: 10px; border: 1px solid #eee; object-fit: cover; }

.muted { color: #777; }
.err { color: #b00020; white-space: pre-wrap; }