/* 推しと荷づくり。荷札(luggage tag)を一点の見せ場にし、他は静かに保つ。
   --oshi / --oshi-ink は選んだ推し色でJSが差し替える(ink は文字・チェック欄用、背景に対し4.5:1以上) */
:root {
  --paper: #f4f6fb;
  --card: #ffffff;
  --ink: #1d2242;
  --sub: #545a76;
  --line: #cbd2e6;
  --line-strong: #7d849f; /* 操作できる部品の枠。白・紙色の両方に3:1以上 */
  --kraft: #e9dcc3;
  --oshi: #ec5c9b;
  --oshi-ink: #b02a66;
  --radius: 10px;
  --font-body: "M PLUS 2", "Hiragino Sans", "Yu Gothic", sans-serif;
  --font-display: "Dela Gothic One", "M PLUS 2", sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
}
a { color: var(--ink); text-underline-offset: 3px; }
a:hover { color: var(--oshi-ink); }
:focus-visible { outline: 3px solid var(--oshi-ink); outline-offset: 2px; }
.vh { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip-link { position: absolute; left: 16px; top: -48px; background: var(--ink); color: #fff; padding: 8px 12px; border-radius: 6px; z-index: 10; }
.skip-link:focus { top: 8px; color: #fff; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }

/* ヘッダー */
.site-header { border-bottom: 1px solid var(--line); background: var(--card); }
.site-header .wrap { display: flex; align-items: center; min-height: 56px; }
.site-name { font-family: var(--font-display); font-size: 1.15rem; text-decoration: none; letter-spacing: .04em; }

/* レイアウト */
.layout { display: grid; gap: 32px; padding-top: 28px; padding-bottom: 48px; }
@media (min-width: 900px) {
  .layout { grid-template-columns: 380px 1fr; gap: 48px; align-items: start; }
  /* 低い画面のノートPCでも進捗とボタンが見えるよう、左カラムの中だけでスクロールさせる */
  .side { position: sticky; top: 16px; max-height: calc(100vh - 32px); overflow-y: auto; scrollbar-width: thin; padding: 4px; margin: -4px; }
}

h1 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.9rem, 5vw, 2.5rem);
  line-height: 1.25;
  margin: 0 0 12px;
}
.lead { margin: 0 0 12px; color: var(--sub); }
.pr-note { font-size: .9rem; color: var(--ink); margin: 0 0 20px; }
.minor-note { font-size: .85rem; color: var(--sub); margin: -12px 0 20px; }
.article .minor-note { margin: 0 0 16px; }
.pr-note b { display: inline-block; border: 1px solid var(--ink); border-radius: 4px; padding: 0 5px; margin-right: 6px; font-size: .75rem; line-height: 1.5; }

/* 荷札 */
.tag {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 6px var(--radius) var(--radius) 6px;
  padding: 40px 20px 20px 28px;
  clip-path: polygon(0 26px, 26px 0, 100% 0, 100% 100%, 0 100%);
}
.tag::before { /* 推し色の帯 */
  content: "";
  position: absolute; left: 0; top: 0; bottom: 0; width: 8px;
  background: var(--oshi);
}
.tag-hole {
  position: absolute; left: 26px; top: 14px;
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--paper); border: 4px solid var(--kraft);
}
.conds { display: grid; gap: 14px; }
.cond { border: 0; margin: 0; padding: 0; min-width: 0; }
.cond legend { font-weight: 700; font-size: .85rem; color: var(--sub); padding: 0; margin-bottom: 6px; }
.legend-sub { font-weight: 400; margin-left: 4px; }
.chips, .swatches { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { position: relative; }
.chip input, .swatch input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.chip span {
  display: inline-block; padding: 8px 14px; border: 1.5px solid var(--line-strong); border-radius: 999px;
  font-size: .9rem; line-height: 1.5; background: var(--card);
}
.chip input:checked + span { background: var(--oshi-ink); border-color: var(--oshi-ink); color: #fff; font-weight: 700; }
.chip input:focus-visible + span { outline: 3px solid var(--oshi-ink); outline-offset: 2px; }
.swatch {
  position: relative; width: 32px; height: 32px; border-radius: 50%;
  background: var(--sw); border: 2px solid var(--card); box-shadow: 0 0 0 1.5px var(--line-strong);
}
.swatch:has(input:checked) { box-shadow: 0 0 0 2px var(--card), 0 0 0 4.5px var(--ink); }
.swatch:has(input:focus-visible) { outline: 3px solid var(--ink); outline-offset: 5px; }

.tag-progress { position: relative; margin-top: 18px; padding-top: 14px; border-top: 1.5px dashed var(--line); }
.no-js .tag-progress { display: none; }
.noscript { margin: 12px 0 0; font-size: .85rem; color: var(--sub); }
.count { margin: 0 0 6px; font-family: var(--font-display); font-size: 1.3rem; }
.bar { height: 10px; border-radius: 999px; background: var(--paper); border: 1px solid var(--line-strong); overflow: hidden; }
.bar-fill { height: 100%; width: 0; background: var(--oshi); transition: width .25s ease; }
.tag-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.tag-actions button {
  font: inherit; font-size: .85rem; color: var(--ink); background: var(--card);
  border: 1.5px solid var(--line-strong); border-radius: 8px; padding: 8px 14px; cursor: pointer;
}
.tag-actions button.armed { border-color: var(--oshi-ink); color: var(--oshi-ink); font-weight: 700; }
.jump { align-self: center; font-size: .9rem; font-weight: 700; padding: 8px 4px; }
@media (min-width: 900px) { .jump { display: none; } }
.tag-actions button:hover { border-color: var(--ink); }
.stamp {
  display: inline-block; margin: 0 0 10px 4px;
  font-family: var(--font-display); font-size: 1rem; color: var(--oshi-ink);
  border: 3px solid var(--oshi-ink); border-radius: 8px; padding: 2px 10px;
  transform: rotate(-8deg); background: var(--card);
}
.tag.just-done .stamp { animation: stamp .35s ease-out; }
@keyframes stamp { from { transform: rotate(-8deg) scale(1.6); opacity: 0; } to { transform: rotate(-8deg) scale(1); opacity: 1; } }

/* スマホ用の小さな残数表示 */
.mini-count {
  position: sticky; top: 0; z-index: 5; margin: 0 -16px 8px; padding: 8px 16px;
  background: color-mix(in srgb, var(--paper) 92%, transparent); border-bottom: 1px solid var(--line);
  font-weight: 700; font-size: .9rem;
}
@media (min-width: 900px) { .mini-count { display: none; } }

/* チェックリスト */
.cat { margin-bottom: 28px; }
.cat-head {
  display: flex; justify-content: space-between; align-items: baseline; gap: 12px;
  margin: 0 0 6px; padding-bottom: 6px; border-bottom: 2px solid var(--ink);
}
.cat h2 { font-family: var(--font-display); font-weight: 400; font-size: 1.25rem; margin: 0; }
.cat-count { font-family: var(--font-body); font-size: .85rem; font-weight: 700; color: var(--sub); }
.items { list-style: none; margin: 0; padding: 0; }
.item { display: flex; gap: 12px; padding: 12px 0; border-bottom: 1px dashed var(--line); }
.item[hidden] { display: none; }
.item input {
  appearance: none; -webkit-appearance: none; flex: none;
  width: 24px; height: 24px; margin: 3px 0 0; border: 2px solid var(--ink); border-radius: 6px;
  background: var(--card); cursor: pointer; display: grid; place-content: center;
}
.item input::after {
  content: ""; width: 12px; height: 7px; border-left: 3px solid #fff; border-bottom: 3px solid #fff;
  transform: rotate(-45deg) translate(1px, -1px); opacity: 0;
}
.item input:checked { background: var(--oshi-ink); border-color: var(--oshi-ink); }
.item input:checked::after { opacity: 1; }
.item-body { min-width: 0; flex: 1; }
.item-name { font-weight: 700; cursor: pointer; }
.item input:checked + .item-body .item-name { text-decoration: line-through; text-decoration-color: var(--oshi-ink); text-decoration-thickness: 2px; color: var(--sub); }
.cheap {
  display: inline-block; margin-left: 8px; font-size: .75rem; color: var(--sub);
  border: 1px solid var(--line); border-radius: 4px; padding: 0 6px; vertical-align: 2px;
}
.note { margin: 2px 0 0; font-size: .9rem; color: var(--sub); }
.products { list-style: none; margin: 6px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.products a {
  display: inline-block; font-size: .85rem; text-decoration: none;
  border: 1.5px solid var(--line-strong); border-radius: 6px; padding: 3px 10px; background: var(--card);
}
.products a::after { content: "Amazon"; margin-left: 8px; font-size: .72rem; color: var(--sub); }
.products a:hover { border-color: var(--oshi-ink); }

.about { margin-top: 36px; font-size: .92rem; color: var(--sub); }
.about h2 { font-size: 1rem; color: var(--ink); margin: 0 0 6px; }
.about p { margin: 0 0 8px; max-width: 40em; }
.updated { font-size: .85rem; }

/* 説明ページ */
.prose { max-width: 760px; padding-top: 28px; padding-bottom: 48px; }
.prose h1 { font-size: 1.7rem; }
.prose h2 { font-size: 1.1rem; margin: 28px 0 6px; }
.prose p, .prose ul { margin: 0 0 10px; }

/* 記事 */
.reading { margin-top: 36px; }
.reading h2 { font-family: var(--font-display); font-weight: 400; font-size: 1.15rem; margin: 0 0 8px; padding-bottom: 6px; border-bottom: 2px solid var(--ink); }
.reading ul { list-style: none; margin: 0; padding: 0; }
.reading li { padding: 12px 0; border-bottom: 1px dashed var(--line); }
.reading li a { font-weight: 700; }
.reading li p { margin: 2px 0 0; font-size: .9rem; color: var(--sub); }
.article { line-height: 1.85; }
.article h1 { font-family: var(--font-display); font-weight: 400; font-size: clamp(1.6rem, 4.5vw, 2.1rem); line-height: 1.35; margin: 8px 0 8px; }
.article h2 { font-size: 1.25rem; margin: 40px 0 10px; padding-bottom: 6px; border-bottom: 2px solid var(--ink); scroll-margin-top: 16px; }
.article h3 { font-size: 1.05rem; margin: 24px 0 6px; }
.article .lead { color: var(--ink); }
.breadcrumb { font-size: .85rem; color: var(--sub); }
.breadcrumb a { color: var(--sub); }
.toc { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 18px; margin: 20px 0; }
.toc p { margin: 0 0 4px; font-weight: 700; }
.toc ol { margin: 0; padding-left: 1.4em; }
.table-wrap { overflow-x: auto; margin: 12px 0 16px; }
.table-wrap table { border-collapse: collapse; width: 100%; background: var(--card); font-size: .92rem; }
.table-wrap.wide table { min-width: 520px; }
.scroll-hint { display: none; font-size: .8rem; color: var(--sub); margin: -8px 0 16px; }
@media (max-width: 560px) { .scroll-hint { display: block; } }
.table-wrap caption { text-align: left; font-weight: 700; padding-bottom: 6px; }
.table-wrap th, .table-wrap td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
.table-wrap thead th { background: var(--paper); }
.table-wrap tbody th { font-weight: 700; background: var(--card); }
.callout { background: var(--card); border-left: 6px solid var(--oshi); padding: 10px 14px; border-radius: 0 var(--radius) var(--radius) 0; }
.products-article { flex-direction: column; gap: 10px; margin: 12px 0 16px; }
.products-article li { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 10px 14px; }
.products-article a { border: 0; padding: 0; background: none; font-weight: 700; text-decoration: underline; }
.products-article a::after { content: "Amazonで見る ↗" / ""; display: block; width: fit-content; margin-top: 6px; font-size: .82rem; color: var(--ink); text-decoration: none; border: 1.5px solid var(--line-strong); border-radius: 999px; padding: 2px 12px; }
.products-article .note { margin-top: 4px; }
.note.more { margin-top: 4px; }
.note.more a { color: var(--ink); font-weight: 700; }
.cta { margin: 28px 0 0; }
.cta a { display: inline-block; font-weight: 700; background: var(--ink); color: #fff; text-decoration: none; padding: 10px 18px; border-radius: 999px; }
.cta a:hover { color: #fff; background: var(--oshi-ink); }
.sources { font-size: .88rem; word-break: break-all; }

/* フッター */
.site-footer { border-top: 1px solid var(--line); background: var(--card); padding: 24px 0 32px; font-size: .82rem; color: var(--sub); }
.site-footer p { margin: 0 0 4px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 12px !important; }
.footer-links a { color: var(--sub); display: inline-block; padding: 4px 0; }

@media (prefers-reduced-motion: reduce) {
  .bar-fill { transition: none; }
  .tag.just-done .stamp { animation: none; }
}

@media print {
  .site-header, .site-footer, .pr-note, .minor-note, .lead, .tag-actions, .swatches, .mini-count, .products, .about, .skip-link, .tag-hole { display: none !important; }
  body { background: #fff; }
  .layout { display: block; padding: 0; }
  .side { position: static; }
  .tag { clip-path: none; border: 0; padding: 0; }
  .tag::before { display: none; }
  /* 紙は未チェックの持ち物リストとして出す。条件は選んだものだけを1行に */
  .stamp, .bar, .count, .cond-color, .noscript, .reading, .item .note.more { display: none !important; }
  .tag-progress { border: 0; margin: 0; padding: 0; }
  .conds { display: flex; flex-wrap: wrap; gap: 4px 16px; }
  .cond legend { margin: 0 6px 0 0; float: left; }
  .chip:not(:has(input:checked)) { display: none; }
  .chip input:checked + span { background: none; color: var(--ink); border-color: var(--ink); padding: 0 8px; }
  .item { break-inside: avoid; padding: 6px 0; }
  .item input, .item input:checked { background: #fff; border-color: var(--ink); }
  .item input::after { opacity: 0 !important; }
  .item input:checked + .item-body .item-name { text-decoration: none; color: var(--ink); }
}

.stamp[hidden] { display: none; }