:root {
  --bg: #faf8f4; --panel: #ffffff; --ink: #1f2328; --sub: #5d6470; --line: #e3ded5;
  --accent: #2f5d8c; --accent-ink: #ffffff; --red: #c8263a; --soft: #eef3f8; --radius: 10px;
  color-scheme: light;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); line-height: 1.75;
  font-family: "BIZ UDPGothic", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic UI", Meiryo, sans-serif; }
a { color: var(--accent); }
img { max-width: 100%; height: auto; display: block; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
header.site { background: var(--panel); border-bottom: 1px solid var(--line); }
header.site .wrap { display: flex; align-items: center; gap: 16px; min-height: 58px; flex-wrap: wrap; }
.logo { font-weight: 700; color: var(--ink); text-decoration: none; font-size: 17px; letter-spacing: .02em; }
.logo b { color: var(--accent); }
nav.main { display: flex; gap: 4px 18px; flex-wrap: wrap; margin-left: auto; font-size: 14px; }
nav.main a { color: var(--sub); text-decoration: none; padding: 6px 0; }
nav.main a:hover, nav.main a[aria-current] { color: var(--accent); }
.crumb { font-size: 13px; color: var(--sub); margin: 14px 0 0; }
.crumb a { color: var(--sub); }
h1 { font-size: clamp(22px, 4vw, 32px); line-height: 1.4; margin: 22px 0 8px; }
h2 { font-size: 21px; margin: 40px 0 12px; line-height: 1.4; }
h3 { font-size: 17px; margin: 24px 0 8px; }
.lead { color: var(--sub); margin: 0 0 18px; }
.hero { padding: 8px 0 6px; }
.points { display: flex; flex-wrap: wrap; gap: 8px; padding: 0; margin: 0 0 8px; list-style: none; font-size: 13.5px; }
.points li { background: var(--panel); border: 1px solid var(--line); border-radius: 999px; padding: 3px 12px; }

/* 絞り込み */
.filters { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; margin: 18px 0 16px; display: grid; gap: 8px; }
.frow { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.frow > span { font-size: 13px; color: var(--sub); width: 6.5em; flex: none; }
.chip { font: inherit; font-size: 14px; border: 1px solid var(--line); background: #fff; color: var(--ink); border-radius: 999px; padding: 4px 13px; cursor: pointer; min-height: 34px; }
.chip[aria-pressed="true"] { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.count { font-size: 13px; color: var(--sub); margin: 0 0 10px; }

/* 一覧 */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 16px; padding: 0; margin: 0; list-style: none; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: box-shadow .15s, transform .15s; }
.card:hover { box-shadow: 0 6px 18px rgba(0,0,0,.08); transform: translateY(-2px); }
.card a { color: inherit; text-decoration: none; display: block; height: 100%; }
.thumb { aspect-ratio: 1 / 1; background: #f1eee8; display: flex; align-items: center; justify-content: center; padding: 12px; }
.thumb img { max-height: 100%; width: auto; box-shadow: 0 1px 4px rgba(0,0,0,.18); background: #fff; }
.card .meta { padding: 10px 12px 12px; }
.card .t { font-weight: 700; font-size: 14.5px; line-height: 1.5; }
.tags { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 6px; }
.tags span { font-size: 11.5px; background: var(--soft); color: var(--accent); border-radius: 4px; padding: 1px 6px; }

/* 詳細 */
.detail { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 28px; align-items: start; }
.preview-main { background: #f1eee8; border-radius: var(--radius); padding: 18px; display: flex; justify-content: center; }
.preview-main img { box-shadow: 0 2px 10px rgba(0,0,0,.18); background: #fff; max-height: 78vh; width: auto; }
.pages { display: grid; grid-template-columns: repeat(6, 1fr); gap: 6px; margin-top: 10px; padding: 0; list-style: none; }
.pages button { border: 2px solid transparent; padding: 0; background: #fff; cursor: pointer; border-radius: 4px; overflow: hidden; }
.pages button[aria-current="true"] { border-color: var(--accent); }
.pages small { display: block; font-size: 11px; color: var(--sub); text-align: center; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font: inherit; font-weight: 700; background: var(--accent); color: var(--accent-ink); border: 0; border-radius: 8px; padding: 12px 20px; text-decoration: none; cursor: pointer; min-height: 46px; }
.btn:hover { filter: brightness(1.08); }
.btn.big { width: 100%; font-size: 17px; }
.btn.ghost { background: #fff; color: var(--accent); border: 1px solid var(--accent); }
.btn[disabled], .btn.disabled { opacity: .5; cursor: not-allowed; }
dl.spec { display: grid; grid-template-columns: 7em 1fr; gap: 4px 10px; font-size: 14px; margin: 14px 0; }
dl.spec dt { color: var(--sub); }
dl.spec dd { margin: 0; }
.tips { font-size: 13.5px; color: var(--sub); padding-left: 1.2em; margin: 10px 0 0; }
.related { display: flex; flex-wrap: wrap; gap: 6px; }
.related a { font-size: 13.5px; border: 1px solid var(--line); background: #fff; border-radius: 6px; padding: 4px 10px; text-decoration: none; }

/* アフィリエイト枠 */
.aff { margin: 28px 0; }
.aff-slot { border: 2px dashed #d6b25e; background: #fffaf0; border-radius: var(--radius); padding: 14px; font-size: 13px; color: #8a6d1f; }
.aff .pr { font-size: 11px; color: var(--sub); margin: 0 0 4px; }

/* 表 */
table.hol { border-collapse: collapse; width: 100%; background: var(--panel); font-size: 15px; }
table.hol th, table.hol td { border-bottom: 1px solid var(--line); padding: 8px 10px; text-align: left; }
table.hol th { background: var(--soft); font-size: 13px; color: var(--sub); }
table.hol .sun { color: var(--red); }
.note { font-size: 13px; color: var(--sub); }

/* 作成ツール */
.maker { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: 24px; align-items: start; }
.maker fieldset { border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); padding: 12px 14px 14px; margin: 0 0 14px; }
.maker legend { font-weight: 700; padding: 0 6px; }
.maker label { display: block; font-size: 14px; margin: 6px 0; }
.maker input[type=text], .maker select, .maker input[type=date] { font: inherit; font-size: 16px; padding: 6px 8px; border: 1px solid #cfc9bf; border-radius: 6px; width: 100%; background: #fff; }
.seg { display: flex; flex-wrap: wrap; gap: 6px; }
.slots { display: grid; grid-template-columns: repeat(auto-fill, minmax(84px, 1fr)); gap: 8px; }
.slot { position: relative; border: 1px dashed #c9c2b8; border-radius: 8px; aspect-ratio: 4 / 3; background: #f6f3ee center / cover no-repeat; display: flex; align-items: flex-end; justify-content: center; cursor: pointer; font-size: 12px; color: var(--sub); overflow: hidden; }
.slot span { background: rgba(255,255,255,.85); border-radius: 4px; padding: 0 5px; margin: 4px; }
.slot input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.slot.locked { opacity: .45; }
.annivs .row { display: grid; grid-template-columns: 8.5em 1fr 2.2em; gap: 6px; margin-bottom: 6px; }
.annivs button { font: inherit; border: 1px solid var(--line); background: #fff; border-radius: 6px; cursor: pointer; }
.stage { position: sticky; top: 12px; }
.stage canvas { width: 100%; height: auto; background: #fff; box-shadow: 0 2px 12px rgba(0,0,0,.18); display: block; }
.stage .nav { display: flex; align-items: center; justify-content: space-between; margin: 10px 0; gap: 8px; }
.badge { display: inline-block; font-size: 12px; border-radius: 999px; padding: 1px 10px; background: #eee; color: #555; }
.badge.on { background: #e3f3e6; color: #1d7a35; }
.compare { border-collapse: collapse; width: 100%; font-size: 14px; background: var(--panel); }
.compare th, .compare td { border: 1px solid var(--line); padding: 7px 9px; text-align: left; }
.compare th { background: var(--soft); }
.progress { font-size: 13px; color: var(--sub); min-height: 1.5em; }
#license-msg { font-size: 14px; min-height: 1.5em; }

footer.site { margin-top: 56px; border-top: 1px solid var(--line); background: var(--panel); font-size: 13px; color: var(--sub); }
footer.site .wrap { padding: 22px 16px 30px; display: flex; flex-wrap: wrap; gap: 8px 22px; }
footer.site a { color: var(--sub); }

@media (max-width: 820px) {
  .detail, .maker { grid-template-columns: 1fr; }
  .stage { position: static; }
  .frow > span { width: 100%; }
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .card .t { font-size: 13px; }
  .pages { grid-template-columns: repeat(4, 1fr); }
  nav.main { margin-left: 0; }
}
@media print { header.site, footer.site, .aff { display: none; } }