:root {
  --bg: #d3dae2;
  --card: #f1f1f0;
  --ink: #111214;
  --sub: #505966;
  --line: #aeb8c4;
  --accent: #a83c3c;
  --ok: #1f8a4c;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Hiragino Sans', 'Yu Gothic', 'Meiryo', system-ui, sans-serif;
  line-height: 1.8;
}
a { color: inherit; }
img { max-width: 100%; display: block; }
.wrap { max-width: 960px; margin: 0 auto; padding: 0 16px; }

/* ヘッダー・フッター */
.head { border-bottom: 2px solid var(--ink); background: var(--bg); position: sticky; top: 0; z-index: 10; }
.head .wrap { display: flex; align-items: center; justify-content: space-between; height: 56px; }
.logo { font-weight: 800; font-size: 15px; letter-spacing: .04em; white-space: nowrap; text-decoration: none; }
.logo::after { content: ''; display: inline-block; width: 8px; height: 8px; margin-left: 4px; border-radius: 50%; background: var(--accent); }
.nav { white-space: nowrap; }
.nav a { margin-left: 10px; font-size: 12px; font-weight: 700; letter-spacing: .04em; text-decoration: none; padding: 6px 0; }
.nav a[aria-current] { border-bottom: 3px solid var(--accent); }
.foot { margin-top: 64px; border-top: 1px solid var(--line); padding: 24px 0 40px; font-size: 12px; color: var(--sub); }
.foot a { margin-right: 16px; }

/* 見出し */
.hero { padding: 48px 0 24px; }
.hero h1 { margin: 0; font-size: 32px; letter-spacing: .06em; line-height: 1.2; }
.hero p { margin: 8px 0 0; color: var(--sub); }
.sec { padding: 32px 0 0; }
.sec-h { display: flex; align-items: baseline; justify-content: space-between; margin: 0 0 16px; }
.sec-h h2, h1.page { margin: 0; font-size: 22px; letter-spacing: .14em; }
h1.page { padding: 32px 0 16px; }
.sec-h a { font-size: 13px; }
.lead { color: var(--sub); font-size: 14px; margin: -8px 0 16px; }

/* カード */
.grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
@media (min-width: 720px) { .grid { grid-template-columns: repeat(4, 1fr); gap: 16px; } .grid.wide { grid-template-columns: repeat(2, 1fr); } }
.grid.wide { grid-template-columns: 1fr; }
.card { display: block; background: var(--card); border: 2px solid var(--ink); border-radius: 10px; overflow: hidden; text-decoration: none; position: relative; transition: transform .12s, box-shadow .12s; }
a.card:hover { transform: translate(-2px, -2px); box-shadow: 4px 4px 0 var(--ink); }
.card .thumb { aspect-ratio: 4 / 5; background: #c8d0da; border-bottom: 2px solid var(--ink); }
.card .thumb img { width: 100%; height: 100%; object-fit: contain; }
.card.work .thumb { aspect-ratio: 16 / 10; display: grid; place-items: center; font-size: 44px; font-weight: 800; color: var(--line); }
.card .body { padding: 8px 12px 12px; }
.card .no { font-size: 11px; color: var(--sub); letter-spacing: .1em; }
.card .ttl { font-weight: 700; line-height: 1.4; }
.card .meta { font-size: 12px; color: var(--sub); }
.card .desc { font-size: 13px; margin: 4px 0; }
.star { color: var(--accent); letter-spacing: .1em; }
.badge { position: absolute; top: 8px; right: 8px; font-size: 11px; font-weight: 700; padding: 2px 8px; border-radius: 99px; background: var(--ok); color: #fff; }
.badge.soon { background: var(--sub); }
.empty { color: var(--sub); padding: 24px 0; }

/* 一枚謎の個別表示 */
.back { display: inline-block; margin: 24px 0 8px; font-size: 13px; }
.pz { max-width: 560px; margin: 0 auto; }
.pz h1 { font-size: 22px; margin: 0 0 4px; line-height: 1.4; }
.pz .meta { font-size: 13px; color: var(--sub); margin-bottom: 12px; }
.pz .img { border: 2px solid var(--ink); border-radius: 10px; overflow: hidden; background: #fff; }
.pz .img img { width: 100%; }
.ans { display: flex; gap: 8px; margin-top: 16px; }
.ans input { flex: 1; min-width: 0; font: inherit; font-size: 16px; padding: 10px 12px; border: 2px solid var(--ink); border-radius: 8px; background: #fff; color: var(--ink); }
.btn { font: inherit; font-weight: 700; padding: 10px 20px; border: 2px solid var(--ink); border-radius: 8px; background: var(--ink); color: #fff; cursor: pointer; text-decoration: none; display: inline-block; }
.btn.line { background: transparent; color: var(--ink); }
.msg { min-height: 1.8em; margin: 8px 0 0; font-weight: 700; }
.msg.ok { color: var(--ok); }
.msg.ng { color: var(--accent); }
.after { margin-top: 8px; display: flex; flex-wrap: wrap; gap: 8px; }
.pager { display: flex; justify-content: space-between; margin-top: 32px; font-size: 13px; }

/* 文章ページ */
.text { max-width: 640px; }
.text h2 { font-size: 16px; letter-spacing: .1em; margin: 32px 0 8px; padding-left: 10px; border-left: 4px solid var(--accent); }
.text p { margin: 0 0 12px; }

/* 依頼フォーム */
.form { margin-top: 24px; }
.form label { display: block; margin-bottom: 16px; font-size: 14px; font-weight: 700; }
.form input, .form select, .form textarea { display: block; width: 100%; margin-top: 4px; font: inherit; font-size: 16px; font-weight: 400; padding: 10px 12px; border: 2px solid var(--ink); border-radius: 8px; background: #fff; color: var(--ink); }
.form textarea { resize: vertical; line-height: 1.6; }
.form .req { margin-left: 8px; font-size: 11px; color: var(--accent); }
.form .note { font-size: 12px; color: var(--sub); }
.form .hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.btn:disabled { opacity: .5; cursor: default; }