/* 同人セールレーダー — 作品をすぐ見つけられる、普通で使いやすい一覧サイト */
:root {
  --bg: #f4f5f7;
  --card: #ffffff;
  --text: #1d1f23;
  --sub: #5f6570;
  --muted: #8a909a;
  --line: #e1e4e8;
  --brand: #e5243b;
  --brand-dark: #c11b2f;
  --sale: #e5243b;
  --amber: #d97706;
  --green: #0b8a4a;
  --dlsite: #1f6fd1;
  --fanza: #22252a;
  --radius: 8px;
  --font: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Noto Sans JP", "Yu Gothic UI", "Meiryo", sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
html, body { overflow-x: clip; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--font); line-height: 1.6; }
body.gated { overflow: hidden; }
a { color: inherit; }
img { display: block; max-width: 100%; }
main { max-width: 1280px; margin: 0 auto; padding: 0 16px 64px; }
:focus-visible { outline: 2px solid var(--dlsite); outline-offset: 2px; }

/* 年齢確認 */
.age-gate[hidden] { display: none; }
.age-gate { position: fixed; inset: 0; z-index: 100; background: rgba(20, 22, 26, .92); display: grid; place-items: center; padding: 20px; }
.age-box { max-width: 420px; background: var(--card); border-radius: 12px; padding: 28px 24px; text-align: center; }
.age-title { font-weight: 800; font-size: 1.1rem; margin: 0 0 6px; }
.age-buttons { display: flex; gap: 10px; justify-content: center; margin-top: 18px; flex-wrap: wrap; }

/* ヘッダー */
.site-header { position: sticky; top: 0; z-index: 20; background: var(--card); border-bottom: 1px solid var(--line); }
.header-inner { max-width: 1280px; margin: 0 auto; padding: 10px 16px; display: flex; align-items: center; gap: 16px; }
.logo { flex: none; text-decoration: none; font-weight: 800; font-size: 1.15rem; letter-spacing: .01em; }
.logo b { color: var(--brand); font-weight: 800; }
.header-search { flex: 1; display: flex; max-width: 560px; }
.header-search input { flex: 1; min-width: 0; border: 1px solid var(--line); border-right: 0; border-radius: var(--radius) 0 0 var(--radius); padding: 9px 12px; font-size: .92rem; font-family: inherit; background: var(--bg); }
.header-search input:focus { outline: none; border-color: var(--sub); background: #fff; }
.header-search button { border: 0; background: var(--text); color: #fff; padding: 0 16px; border-radius: 0 var(--radius) var(--radius) 0; font-weight: 700; font-family: inherit; cursor: pointer; }
.header-watch { flex: none; margin-left: auto; text-decoration: none; font-size: .88rem; font-weight: 700; color: var(--sub); }
.header-watch:hover { color: var(--text); }
.tabs { border-top: 1px solid var(--line); }
.tabs-inner { max-width: 1280px; margin: 0 auto; padding: 0 8px; display: flex; overflow-x: auto; scrollbar-width: none; }
.tabs-inner::-webkit-scrollbar { display: none; }
.tabs a { flex: none; padding: 10px 12px; font-size: .88rem; font-weight: 700; color: var(--sub); text-decoration: none; border-bottom: 3px solid transparent; }
.tabs a:hover { color: var(--text); }
.tabs a.current { color: var(--brand); border-bottom-color: var(--brand); }

/* 共通 */
.top-note { font-size: .82rem; color: var(--sub); margin: 14px 0 0; display: flex; flex-wrap: wrap; gap: 4px 0; }
.top-note b { color: var(--sale); font-size: 1rem; margin: 0 2px; }
.top-note > span { margin-left: 14px; }
.top-note span { color: var(--muted); }
.pr-note { font-size: .76rem; color: var(--muted); margin: 0 0 8px; }
.lead { color: var(--sub); font-size: .92rem; margin: 0 0 16px; }
.note { font-size: .76rem; color: var(--muted); }
.breadcrumb { font-size: .78rem; color: var(--muted); margin: 14px 0 4px; }
.breadcrumb a { color: var(--sub); }
.empty { color: var(--muted); }
h1 { font-size: 1.4rem; line-height: 1.4; margin: 6px 0 8px; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; background: var(--brand); color: #fff; text-decoration: none; font-weight: 700; font-size: .92rem; border: 0; border-radius: var(--radius); padding: 10px 18px; cursor: pointer; font-family: inherit; }
.btn:hover { background: var(--brand-dark); }
.btn-sub { background: var(--card); color: var(--text); box-shadow: inset 0 0 0 1px var(--line); }
.btn-sub:hover { background: var(--bg); }
.btn-lg { font-size: 1.02rem; padding: 14px 28px; }

.sec { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin: 30px 0 12px; }
.sec h2 { font-size: 1.15rem; margin: 0; }
.more { font-size: .86rem; font-weight: 700; color: var(--dlsite); text-decoration: none; white-space: nowrap; }
.more::after { content: " ›"; }
.more:hover { text-decoration: underline; }

/* 作品カード */
.cards { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 16px 14px; }
.card { display: flex; flex-direction: column; gap: 5px; min-width: 0; background: var(--card); border-radius: var(--radius); padding: 8px 8px 10px; box-shadow: 0 1px 2px rgba(0, 0, 0, .06); transition: box-shadow .15s; }
.card:hover { box-shadow: 0 4px 14px rgba(0, 0, 0, .1); }
.card-link { text-decoration: none; display: grid; gap: 7px; }
.thumb { position: relative; display: block; overflow: hidden; border-radius: 6px; background: #e9ebee; aspect-ratio: 4 / 3; }
.thumb-fanza { aspect-ratio: 3 / 4; }
.thumb img { width: 100%; height: 100%; object-fit: cover; }
.off { position: absolute; left: 0; top: 0; background: var(--sale); color: #fff; font-weight: 800; font-size: .8rem; padding: 3px 8px; border-bottom-right-radius: 6px; }
.rank { position: absolute; right: 0; top: 0; background: rgba(29, 31, 35, .85); color: #fff; font-weight: 800; font-size: .82rem; min-width: 28px; text-align: center; padding: 3px 6px; border-bottom-left-radius: 6px; }
.rank-1 { background: #c9a227; }
.rank-2 { background: #8d96a3; }
.rank-3 { background: #a8693a; }
.title { font-size: .86rem; font-weight: 700; line-height: 1.45; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.card-link:hover .title { color: var(--dlsite); }
.meta { display: flex; align-items: center; gap: 6px; min-width: 0; font-size: .74rem; color: var(--muted); }
.meta .circle { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.store { flex: none; font-size: .66rem; font-weight: 800; color: #fff; padding: 0 5px; border-radius: 3px; line-height: 1.6; }
.store-dlsite { background: var(--dlsite); }
.store-fanza { background: var(--fanza); }
.price-row { display: flex; align-items: center; justify-content: space-between; margin-top: auto; }
.price { display: flex; align-items: baseline; flex-wrap: wrap; gap: 0 6px; }
.price strong { color: var(--sale); font-size: 1.12rem; font-weight: 800; }
.price strong small { font-size: .72rem; margin-left: 1px; }
.price s { font-size: .74rem; color: var(--muted); }
.star { background: none; border: 0; color: var(--muted); font-size: 1.2rem; line-height: 1; cursor: pointer; padding: 2px 0 2px 6px; }
.star:hover { color: var(--text); }
.star.on { color: var(--amber); }
.sub { display: flex; gap: 8px; font-size: .74rem; }
.until { color: var(--sub); }
.until.soon { color: var(--sale); font-weight: 700; }
.low { color: var(--green); font-weight: 700; }

/* ジャンル */
.chips { list-style: none; padding: 0; margin: 10px 0; display: flex; flex-wrap: wrap; gap: 8px; }
.chips a, .chips span { display: inline-flex; align-items: baseline; gap: 5px; padding: 5px 12px; background: var(--card); border: 1px solid var(--line); border-radius: 999px; font-size: .82rem; text-decoration: none; }
.chips a:hover { border-color: var(--sub); }
.chips small { color: var(--muted); font-size: .72rem; }
.chips .current { background: var(--text); border-color: var(--text); color: #fff; }

.pager { display: flex; gap: 6px; flex-wrap: wrap; justify-content: center; margin: 28px 0 8px; }
.pager a, .pager span { min-width: 38px; text-align: center; padding: 6px 10px; background: var(--card); border: 1px solid var(--line); border-radius: 6px; text-decoration: none; font-size: .88rem; }
.pager a:hover { border-color: var(--sub); }
.pager .current { background: var(--text); color: #fff; border-color: var(--text); }

/* 作品ページ */
.item { display: grid; grid-template-columns: minmax(0, 560px) minmax(0, 1fr); gap: 28px; margin-top: 8px; align-items: start; background: var(--card); border-radius: var(--radius); padding: 20px; }
.item-image img { width: 100%; height: auto; border-radius: 6px; }
.item h1 { margin-top: 0; font-size: 1.3rem; }
.item .circle { font-size: .84rem; color: var(--sub); display: flex; flex-wrap: wrap; gap: 4px 10px; align-items: center; margin: 0; }
.item .circle a { color: var(--dlsite); }
.status { font-weight: 700; margin: 14px 0 0; }
.status-sale { color: var(--sale); }
.status-off { color: var(--muted); }
.ticket { margin: 10px 0 16px; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.ticket-now { display: flex; align-items: baseline; flex-wrap: wrap; gap: 6px 12px; padding: 14px 16px; background: #fff6f7; }
.ticket-now strong { color: var(--sale); font-size: 2.2rem; line-height: 1; font-weight: 800; }
.ticket-now strong small { font-size: 1rem; margin-left: 2px; }
.big-off { background: var(--sale); color: #fff; font-weight: 800; font-size: .9rem; padding: 2px 8px; border-radius: 4px; }
.ticket-now s { color: var(--muted); }
.price-table { display: grid; grid-template-columns: auto 1fr; margin: 0; }
.price-table dt, .price-table dd { padding: 9px 16px; border-top: 1px solid var(--line); margin: 0; font-size: .88rem; }
.price-table dt { color: var(--sub); }
.price-table dd { text-align: right; font-weight: 700; }
.tag-low { color: var(--green); font-size: .74rem; margin-left: 6px; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin: 4px 0 14px; }
.star-btn.on { color: var(--amber); }

.chart { margin: 0; background: var(--card); border-radius: var(--radius); padding: 16px; }
.chart svg { width: 100%; height: auto; display: block; }
.chart .line { fill: none; stroke: var(--sale); stroke-width: 2.5; }
.chart .low-line { stroke: var(--green); stroke-dasharray: 4 4; }
.chart .low-label { fill: var(--green); font-size: 12px; }
.chart .axis { fill: var(--muted); font-size: 12px; }
.chart figcaption { font-size: .76rem; color: var(--muted); text-align: center; margin-top: 6px; }

/* 検索 */
.search-form { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 12px; background: var(--card); border-radius: var(--radius); padding: 16px; margin: 12px 0 16px; }
.search-form label { display: grid; gap: 4px; font-size: .78rem; color: var(--sub); font-weight: 700; }
.search-form label.check { display: flex; align-items: center; gap: 8px; color: var(--text); font-size: .86rem; }
.search-form input[type="search"], .search-form select { border: 1px solid var(--line); border-radius: 6px; padding: 8px 10px; font-size: .9rem; font-family: inherit; background: #fff; color: var(--text); }
.search-form input[type="checkbox"] { width: 17px; height: 17px; accent-color: var(--brand); }

.static { max-width: 760px; margin-top: 16px; background: var(--card); border-radius: var(--radius); padding: 8px 24px 20px; }
.static h2 { font-size: 1rem; margin: 22px 0 6px; }

/* フッター */
.site-footer { background: var(--card); border-top: 1px solid var(--line); padding: 28px 16px 36px; text-align: center; font-size: .78rem; color: var(--muted); }
.site-footer nav { display: flex; justify-content: center; gap: 18px; margin-bottom: 12px; }
.site-footer a { color: var(--sub); }
.credit { display: flex; justify-content: center; margin: 10px 0; }

/* スマホ */
@media (max-width: 860px) {
  .item { grid-template-columns: minmax(0, 1fr); padding: 14px; }
}
@media (max-width: 600px) {
  main { padding: 0 10px 56px; }
  .header-inner { flex-wrap: wrap; gap: 8px 12px; padding: 8px 10px; }
  .header-search { order: 3; flex-basis: 100%; max-width: none; }
  .header-watch span { display: none; }
  .header-watch { font-size: 1.2rem; }
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 8px; }
  .card { padding: 6px 6px 8px; }
  .title { font-size: .8rem; }
  .price strong { font-size: 1rem; }
  .sec { margin-top: 24px; }
}