:root {
  --bg: #f3f0fa;
  --bg-deep: #e4dff2;
  --paper: #fffcff;
  --ink: #16132a;
  --ink-2: #3c3854;
  --muted: #6d6884;
  --line: #d9d3ea;
  --indigo: #1b1840;
  --indigo-2: #312e6b;
  --magenta: #e11d64;
  --magenta-2: #be185d;
  --ice: #ede9fe;
  --mint: #ecfdf5;
  --wrap: 1100px;
  --radius: 6px;
  --sans: "Avenir Next", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic", sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.75;
  font-size: 16.5px;
}
a { color: var(--indigo-2); text-underline-offset: 3px; }
a:hover { color: var(--magenta); }
img { max-width: 100%; height: auto; }
.wrap { width: min(var(--wrap), calc(100% - 32px)); margin: 0 auto; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0,0,0,0);
}

.site-header {
  background: var(--indigo);
  color: #f6f3ff;
  position: sticky; top: 0; z-index: 40;
  border-bottom: 3px solid var(--magenta);
}
.header-in { display: flex; align-items: center; gap: 16px; min-height: 62px; }
.wordmark { display: flex; align-items: center; gap: 10px; color: inherit; text-decoration: none; }
.wordmark .mark {
  width: 34px; height: 34px;
  background: var(--magenta); color: #fff;
  display: grid; place-items: center;
  font-weight: 800; font-size: 13px; letter-spacing: .04em;
}
.wordmark .name { display: flex; flex-direction: column; line-height: 1.15; }
.wordmark .name b { font-size: 16px; letter-spacing: .04em; }
.wordmark .name small { font-size: 11px; color: #cfc8ea; margin-top: 3px; font-weight: 400; }
.nav { display: flex; gap: 16px; margin-left: 8px; }
.nav a { color: #ede9fe; text-decoration: none; font-size: 14px; font-weight: 600; }
.nav a:hover { color: #fff; }
.tools { margin-left: auto; display: flex; gap: 8px; align-items: center; }
.search-btn {
  display: inline-flex; align-items: center;
  background: rgba(255,255,255,.08); color: #fff;
  border: 1px solid rgba(255,255,255,.18);
  padding: 7px 14px; text-decoration: none; font-size: 13px; font-weight: 700;
}
.search-btn:hover { background: var(--magenta); color: #fff; }
.menu-btn {
  display: none; background: transparent; color: #fff;
  border: 1px solid rgba(255,255,255,.25); width: 40px; height: 40px; cursor: pointer;
}
.mobile-nav { display: none; background: #12102c; padding: 8px 16px 16px; }
.mobile-nav a { display: block; color: #ede9fe; text-decoration: none; padding: 10px 4px; border-top: 1px solid rgba(255,255,255,.08); }
@media (max-width: 820px) {
  .nav { display: none; }
  .menu-btn { display: inline-grid; place-items: center; }
  .mobile-nav.open { display: block; }
}

.hero {
  padding: 44px 0 28px;
  background:
    linear-gradient(120deg, rgba(225,29,100,.10), transparent 36%),
    linear-gradient(0deg, var(--bg), #ebe6fb 48%, var(--bg));
}
.hero .kicker {
  font-size: 12px; letter-spacing: .22em; font-weight: 800;
  color: var(--magenta); margin: 0 0 10px;
}
.hero h1 {
  font-size: clamp(30px, 5.2vw, 50px);
  line-height: 1.2; margin: 0 0 14px; letter-spacing: -0.03em;
}
.hero .lead { max-width: 640px; color: var(--ink-2); margin: 0 0 20px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 10px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 11px 18px; text-decoration: none; font-weight: 800; font-size: 14px;
  border: 2px solid transparent;
}
.btn-mag { background: var(--magenta); color: #fff; }
.btn-mag:hover { background: var(--magenta-2); color: #fff; }
.btn-ghost { background: transparent; color: var(--indigo); border-color: var(--indigo); }
.btn-ghost:hover { background: var(--indigo); color: #fff; }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin: 26px 0 0; }
.stats div { background: var(--paper); border: 1px solid var(--line); padding: 14px 16px; }
.stats b { display: block; font-size: 28px; color: var(--indigo); line-height: 1.1; }
.stats span { color: var(--muted); font-size: 12px; }
@media (max-width: 700px) { .stats { grid-template-columns: 1fr 1fr; } }

.section { padding: 34px 0; }
.section-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; margin-bottom: 14px; }
.section-title { font-size: clamp(22px, 3vw, 28px); margin: 0; letter-spacing: -0.02em; }

.vs-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
@media (max-width: 760px) { .vs-grid { grid-template-columns: 1fr; } }
.vs-card {
  display: grid; grid-template-columns: 56px 1fr;
  background: var(--paper); border: 1px solid var(--line);
  text-decoration: none; color: inherit; min-height: 120px;
}
.vs-card:hover { border-color: var(--magenta); }
.vs-card .tag {
  background: var(--indigo); color: #fff;
  display: grid; place-items: center;
  font-weight: 800; font-size: 12px; letter-spacing: .08em; writing-mode: vertical-rl;
}
.vs-card.rank .tag { background: var(--magenta); writing-mode: horizontal-tb; font-size: 18px; }
.vs-card .body { padding: 14px 16px 16px; }
.vs-card .meta { font-size: 12px; color: var(--muted); margin: 0 0 6px; letter-spacing: .06em; }
.vs-card h3 { margin: 0 0 6px; font-size: 18px; }
.vs-card p { margin: 0; color: var(--ink-2); font-size: 14px; }

.item-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 12px; }
.item-card {
  background: var(--paper); border: 1px solid var(--line);
  text-decoration: none; color: inherit; display: flex; flex-direction: column;
}
.item-card:hover { border-color: var(--indigo-2); }
.item-card figure { margin: 0; aspect-ratio: 1; background: var(--bg-deep); overflow: hidden; }
.item-card img { width: 100%; height: 100%; object-fit: cover; display: block; }
.item-card .pad { padding: 12px 14px 14px; display: flex; flex-direction: column; gap: 4px; flex: 1; }
.item-card .meta { font-size: 12px; color: var(--muted); }
.item-card h3 { margin: 0; font-size: 16px; line-height: 1.4; }
.item-card .why { color: var(--ink-2); font-size: 13px; margin: 4px 0 0; }
.item-card .price { margin-top: auto; padding-top: 8px; font-weight: 800; color: var(--magenta); }
.rank-no {
  position: absolute; top: 8px; left: 8px;
  background: var(--magenta); color: #fff; font-weight: 800;
  min-width: 32px; text-align: center; padding: 4px 8px; font-size: 14px;
}
.item-card { position: relative; }

.ph {
  width: 100%; height: 100%; min-height: 160px;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 16px; color: #f4f0ff;
  background: linear-gradient(155deg, var(--indigo) 0%, #3b3480 70%, #6b2150 100%);
}
.ph small { opacity: .8; font-size: 11px; letter-spacing: .1em; }
.ph b { font-size: 18px; line-height: 1.35; margin-top: 6px; }

.crumbs { font-size: 13px; color: var(--muted); padding: 18px 0 0; }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--magenta); }
.kicker { font-size: 12px; letter-spacing: .16em; color: var(--magenta); font-weight: 800; }
.answer {
  background: var(--ice); border-left: 6px solid var(--magenta);
  padding: 14px 16px; margin: 0 0 18px; font-size: 16.5px;
}
.prose { max-width: 740px; }
.prose p { margin: 0 0 1em; color: var(--ink-2); }
.prose h2 { font-size: 22px; margin: 1.5em 0 .5em; }
.tips { list-style: none; padding: 0; margin: 0 0 18px; }
.tips li { background: var(--paper); border: 1px solid var(--line); padding: 13px 15px; margin: 0 0 8px; }
.tips li strong { display: block; margin-bottom: 4px; }
.faq details { background: var(--paper); border: 1px solid var(--line); padding: 4px 16px; margin: 0 0 8px; }
.faq summary { cursor: pointer; font-weight: 800; padding: 10px 0; }
.faq details p { margin: 0 0 12px; color: var(--ink-2); }

.note-ed {
  background: #fff7ed; border: 1px solid #fed7aa; padding: 12px 14px; font-size: 14px; color: var(--ink-2);
}

.split { display: grid; grid-template-columns: 1fr 48px 1fr; gap: 0; margin: 18px 0 24px; }
.split .col { background: var(--paper); border: 1px solid var(--line); padding: 16px; }
.split .vs {
  display: grid; place-items: center; font-weight: 800; color: #fff; background: var(--magenta);
  font-size: 14px; letter-spacing: .08em;
}
@media (max-width: 720px) {
  .split { grid-template-columns: 1fr; }
  .split .vs { padding: 8px; }
}

.item-page { padding-bottom: 44px; }
.item-page h1 { font-size: clamp(26px, 4vw, 38px); margin: 6px 0 10px; line-height: 1.3; }
.price-row {
  display: flex; flex-wrap: wrap; gap: 10px; align-items: baseline;
  border-top: 3px solid var(--indigo); border-bottom: 1px solid var(--line);
  padding: 12px 0; margin-bottom: 16px;
}
.price-row .big { font-size: 32px; font-weight: 800; color: var(--indigo); }
.price-row .note { color: var(--muted); font-size: 13px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 16px; }
.chip {
  display: inline-block; background: var(--ice); color: var(--indigo);
  padding: 4px 10px; font-size: 13px; font-weight: 800; text-decoration: none;
}
.chip:hover { background: var(--indigo); color: #fff; }
.media-block { max-width: 400px; margin: 0 0 20px; }
.media-block figure { margin: 0; aspect-ratio: 1; background: var(--bg-deep); border: 1px solid var(--line); overflow: hidden; }
.media-block img { width: 100%; height: 100%; object-fit: cover; }
.facts-dl { margin: 18px 0; border-top: 1px solid var(--line); }
.facts-dl div { display: grid; grid-template-columns: 8em 1fr; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
.facts-dl dt { color: var(--muted); }
.facts-dl dd { margin: 0; }
.warn { background: #fff1f2; border: 1px solid #fecdd3; padding: 14px 16px; }
.warn h2 { margin: 0 0 8px; font-size: 16px; }
.thin-note { background: #fef3c7; padding: 12px 14px; font-size: 14px; }

.compare-box { background: var(--paper); border: 1px solid var(--line); padding: 14px 16px; margin: 0 0 18px; }
.compare-box h2 { margin: 0 0 8px; font-size: 16px; }

.pager { display: flex; flex-wrap: wrap; gap: 8px; margin: 22px 0; }
.pager a, .pager span {
  padding: 6px 12px; border: 1px solid var(--line); background: var(--paper);
  text-decoration: none; color: var(--ink); font-size: 14px;
}
.pager .on { background: var(--indigo); color: #fff; border-color: var(--indigo); }

.search-box {
  width: 100%; padding: 14px 16px; border: 2px solid var(--indigo);
  font: inherit; background: var(--paper);
}
.search-box:focus { outline: 2px solid var(--magenta); border-color: var(--magenta); }
.search-tools { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0 16px; }
.search-tools button {
  border: 1px solid var(--line); background: var(--paper); padding: 6px 12px; cursor: pointer; font: inherit; font-size: 13px;
}
.search-tools button.on { background: var(--indigo); color: #fff; border-color: var(--indigo); }

.store-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 10px; list-style: none; padding: 0; }
.store-list a { display: block; background: var(--paper); border: 1px solid var(--line); padding: 16px; text-decoration: none; color: inherit; }
.store-list a:hover { border-color: var(--magenta); }
.store-list b { display: block; font-size: 18px; }
.store-list span { color: var(--muted); font-size: 13px; }

.site-footer { background: #110f28; color: #d8d3ef; padding: 36px 0 22px; margin-top: 20px; }
.foot-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: 22px; }
.site-footer a { color: #ece8ff; text-decoration: none; }
.site-footer a:hover { color: #fda4af; }
.site-footer h2 { font-size: 12px; letter-spacing: .14em; color: #fda4af; margin: 0 0 10px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin: 0 0 6px; font-size: 14px; }
.site-footer .note { color: #a9a3c6; font-size: 12px; line-height: 1.7; }
.site-footer .copy { margin: 26px 0 0; color: #a9a3c6; font-size: 12px; }
@media (max-width: 800px) { .foot-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .foot-grid { grid-template-columns: 1fr; } }