/* Item page v2.1: understand the work -> inspect sales data -> discover the next work. */
.item-detail-page{
  --item-accent:var(--accent,#4d5bd5);
  --item-ink:#18233b;
  --item-muted:#67748a;
  --item-line:#dfe5ef;
  --item-soft:#f6f8fc;
  --item-anchor-offset:96px;
  background:linear-gradient(180deg,#f7f9fd 0,#fff 34rem);
}
.item-detail-page .public-sidebar-main{min-width:0}
.item-detail-page .content-card{border-color:var(--item-line)}
#item-overview,#item-sales,#item-tools,#item-discovery,#first-day-achievement{scroll-margin-top:var(--item-anchor-offset,96px)}

/* Hero: title owns the full width; image and decision data sit below it. */
.item-detail-hero-v2{
  display:block;
  margin-bottom:14px;
  padding:24px 24px 42px;
  border-radius:20px;
  background:#fff;
  box-shadow:0 12px 34px rgba(28,40,74,.07);
}
.item-detail-hero-title{margin:0 0 18px}
.item-detail-overline,.item-section-kicker{
  margin:0 0 6px;
  color:#6875bf;
  font-size:9px;
  line-height:1.2;
  font-weight:900;
  letter-spacing:.16em;
}
.item-detail-hero-title h1{margin:0;color:var(--item-ink);font-size:clamp(27px,3vw,39px);line-height:1.24;letter-spacing:-.028em;overflow-wrap:anywhere}
.item-detail-hero-body{display:grid;grid-template-columns:minmax(280px,390px) minmax(0,1fr);align-items:center;gap:28px}
.item-detail-hero-v2 .item-detail-cover{border-radius:14px;box-shadow:0 10px 28px rgba(28,40,74,.10)}
.item-detail-hero-v2 .item-detail-cover:hover{transform:none;box-shadow:0 12px 30px rgba(28,40,74,.12)}
.item-detail-circle{margin:0;color:#637087;font-size:13px}
.item-detail-review-line{display:flex;align-items:baseline;gap:6px;margin:10px 0 0;color:#38465f;font-size:12px}
.item-detail-review-line>span{color:#d49a31;font-size:15px}
.item-detail-review-line>strong{font-size:15px}
.item-detail-review-line>small{color:#7b8799;font-size:10px}
.item-detail-hero-keywords{margin:12px 0 14px}
.item-detail-hero-metrics-v2{grid-template-columns:repeat(3,minmax(0,1fr));gap:9px;margin:16px 0 14px}
.item-detail-hero-metrics-v2 .item-detail-sales-stat,
.item-detail-hero-metrics-v2 .item-detail-hero-price{min-width:0;min-height:76px;padding:11px 12px;border-radius:11px;background:#fafbfe;box-shadow:none}
.item-detail-hero-metrics-v2 .item-detail-sales-stat>span,
.item-detail-hero-metrics-v2 .item-detail-hero-price>span{margin-bottom:6px;color:#748096;font-size:9.5px;letter-spacing:.02em}
.item-detail-hero-metrics-v2 .item-detail-sales-stat>strong{font-size:25px}
.item-detail-hero-metrics-v2 .item-detail-sales-stat>strong.is-unavailable{font-size:14px}
.item-detail-hero-metrics-v2 .item-detail-hero-price>div>strong{font-size:22px}
.item-detail-cta-row-v2{display:flex;align-items:center;gap:9px;flex-wrap:wrap}
.item-detail-cta-row-v2 .item-primary-cta{min-height:44px;padding-inline:20px}
.item-secondary-cta{border-color:#d7deea;background:#fff;color:#4f5e78;font-weight:850;box-shadow:none}
.item-secondary-cta:hover{border-color:#bfc8d8;background:#f8f9fc;transform:none;box-shadow:none}
.item-detail-updated{bottom:11px}

/* Three chapter navigation: deliberately more visible than an ordinary card. */
.item-intent-nav{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  margin:0 0 16px;
  padding:4px;
  border:1px solid #d7deea;
  border-radius:12px;
  background:#edf1f8;
  box-shadow:0 5px 15px rgba(28,40,74,.045);
  overflow:hidden;
}
.item-intent-nav.has-three{grid-template-columns:repeat(3,minmax(0,1fr))}
.item-intent-nav a{display:flex;align-items:center;justify-content:center;min-width:0;min-height:42px;padding:9px 12px;color:inherit;text-decoration:none;transition:background .16s ease,color .16s ease}
.item-intent-nav a+a{border-left:1px solid #d4dbe8}
.item-intent-nav a:hover{background:#e3e8f3;color:#3447ad}
.item-intent-nav strong{color:#293956;font-size:15px;line-height:1.3;font-weight:900;letter-spacing:.01em}

/* Work understanding first. */
.item-overview-card{margin:0 0 16px;padding:19px 20px}
.item-overview-head{align-items:center;margin-bottom:11px}
.item-overview-head h2{margin:0;color:var(--item-ink);font-size:21px}
.item-overview-description-shell{position:relative;margin:0 -2px;padding:0 2px 8px;overflow:hidden}
.item-overview-description-shell::after{content:"";position:absolute;left:0;right:0;bottom:0;height:88px;background:linear-gradient(180deg,rgba(255,255,255,0) 0%,rgba(255,255,255,.38) 34%,rgba(255,255,255,.88) 70%,#fff 94%);pointer-events:none}
.item-overview-description{margin:0;color:#3e4b61;font-size:14px;line-height:1.85;overflow-wrap:anywhere}
.item-overview-description.is-muted{color:#7a8699}
.item-overview-actions{position:relative;z-index:1;display:flex;justify-content:flex-start;margin:-1px 0 15px}
.item-overview-fanza-link{min-height:38px;padding:8px 14px;border-color:#ccd5ef;background:#f6f8ff;color:#4658c5;font-size:12px;font-weight:900;box-shadow:none;text-decoration:none}
.item-overview-fanza-link:hover{border-color:#aebae7;background:#eef2ff;transform:none;box-shadow:none}
.item-overview-facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;margin:0;border:1px solid #e4e8ef;border-radius:11px;background:#fafbfc;overflow:hidden}
.item-overview-facts>div{min-width:0;padding:11px 12px}
.item-overview-facts>div+div{border-left:1px solid #e4e8ef}
.item-overview-facts dt{margin:0 0 5px;color:#8791a2;font-size:9.5px;font-weight:850}
.item-overview-facts dd{margin:0;color:#273650;font-size:15px;line-height:1.35;font-weight:900;overflow-wrap:anywhere}

.item-sample-card{margin:0 0 18px;padding:18px 19px}
.item-sample-viewport{border-radius:13px;box-shadow:none}
.item-sample-slide{min-height:430px}
.item-sample-slide img{box-shadow:0 9px 24px rgba(25,35,65,.12)}
.item-sample-nav{border-radius:10px;box-shadow:0 5px 16px rgba(20,30,60,.16)}
.item-sample-final-cta{display:flex;justify-content:center;margin-top:17px;padding-top:17px;border-top:1px solid #e6eaf1}
.item-sample-final-cta .item-primary-cta{min-width:min(100%,270px);min-height:46px;justify-content:center}

/* Original data remains prominent, but comes after the user understands the work. */
.item-original-data-card{margin-top:0;border-radius:16px;box-shadow:0 10px 28px rgba(28,40,74,.06)}
.item-data-memo-inline{border-radius:12px;background:#fafaff}
.item-data-memo-inline:before{width:3px;background:var(--item-accent)}
.item-data-memo-icon{background:var(--item-accent);box-shadow:none}
.item-ranking-overview>div{border-radius:11px;box-shadow:none;background:#fafbfe}


/* Chapter structure: content -> sales data -> tools -> related works. */
.item-chapter{margin:20px 0}
.item-chapter-head{margin:0 0 11px;padding:0 3px}
.item-chapter-head h2{margin:0;color:var(--item-ink);font-size:24px;line-height:1.3;letter-spacing:-.012em}
.item-sales-chapter .item-original-data-card{margin:0}
.item-sales-chapter .item-data-memo-head h3{margin:0;color:#202943;font-size:21px;line-height:1.3}
.item-sales-chapter .item-ranking-title-row h3{margin:0;color:#17233c;font-size:27px;line-height:1.3;letter-spacing:-.018em}
.item-sales-chapter .item-sales-chart-card{margin-top:18px}
.item-sales-chapter .item-sales-chart-head h3{margin:0 0 5px;color:#17233c;font-size:23px;line-height:1.35}
.item-sales-final-cta{display:flex;justify-content:center;margin:14px 0 0;padding:18px 0 2px;border-top:1px solid #e3e8f0}
.item-sales-purchase-cta{min-width:min(100%,290px);min-height:48px;justify-content:center;font-size:15px}

/* Tools stay about the current work, but remain compact so discovery is never buried. */
.item-tools-chapter{margin-top:22px}
.item-tools-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.item-tools-grid.is-single{grid-template-columns:minmax(0,1fr)}
.item-tools-grid .item-tool-card{min-width:0;margin:0!important;padding:17px 18px!important;border:1px solid #dde3ef!important;border-radius:14px!important;background:linear-gradient(145deg,#fbfcff,#f7f9fd 68%,#fff)!important;box-shadow:0 7px 20px rgba(28,40,74,.045)!important}
.item-tools-grid .community-recommend-action{display:flex;flex-direction:column;align-items:stretch;justify-content:space-between;gap:13px;overflow:visible}
.item-tools-grid .community-recommend-action::before,.item-tools-grid .community-recommend-action::after{display:none}
.item-tools-grid .community-recommend-action h3,.item-tools-grid .item-widget-network-head h3{margin:0 0 6px;color:#263655;font-size:18px;line-height:1.35}
.item-tools-grid .community-recommend-lead{margin:0 0 7px;font-size:12px;line-height:1.55}
.item-tools-grid .community-recommend-status{font-size:11px;line-height:1.5}
.item-tools-grid .community-recommend-status strong{font-size:11.5px}
.item-tools-grid .community-recommend-status .community-recommend-remaining b{font-size:14px}
.item-tools-grid .community-recommend-meta{margin-top:5px}
.item-tools-grid .community-recommend-button-wrap{min-width:0;width:100%;margin:0;align-items:stretch}
.item-tools-grid .community-recommend-button{width:100%;min-width:0;min-height:43px;padding:11px 14px;border-radius:11px;font-size:13px}
.item-tools-grid .community-recommend-action:not(.is-celebrating){animation:none!important}
.item-tools-grid .community-recommend-button:not(.is-success-celebrating):not(.is-guide-bounce):not(.is-auto-press){animation:none!important}
.item-tools-grid .community-recommend-button:not(.is-success-celebrating):not(.is-guide-bounce):not(.is-auto-press)::after{animation:none!important;transform:translateX(-140%)}
.item-tools-grid .community-recommend-button-icon,.item-tools-grid .community-recommend-button-copy{animation:none!important}
.item-tools-grid .item-widget-network-card{display:flex;flex-direction:column;justify-content:flex-start}
.item-tools-grid .item-widget-network-head{display:flex;flex-direction:column;align-items:stretch;gap:12px}
.item-tools-grid .item-widget-network-head .item-detail-note{font-size:11px;line-height:1.55}
.item-tools-grid .item-widget-network-cta{width:100%;min-height:43px;white-space:normal;text-align:center}
.item-tools-grid .item-widget-network-count{margin:12px 0 0;color:#66748a;font-size:10.5px;font-weight:850}
.item-tools-grid .item-widget-page-list{grid-template-columns:1fr;gap:5px;margin-top:7px}
.item-tools-grid .item-widget-page-link{padding:7px 9px}
.item-tools-grid .item-widget-network-empty{margin-top:9px}

/* Heading hierarchy after the semantic H3/H4 cleanup. */
.item-detail-page .item-sample-heading h3{margin:0;color:#263655;font-size:20px;line-height:1.4}
.item-detail-page .item-related-work h4{display:-webkit-box;overflow:hidden;margin:7px 0 8px;color:#2a3854;font-size:11px;line-height:1.45;-webkit-box-orient:vertical;-webkit-line-clamp:2}
.item-detail-page .item-related-work h4 a{color:inherit;text-decoration:none}
.item-detail-page .item-related-work h4 a:hover{text-decoration:underline}

/* Discovery: same circle first, then a transparent genre-match rule users can reproduce in search. */
.item-discovery-section{margin:18px 0;padding:19px 19px 18px}
.item-discovery-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:15px}
.item-discovery-head h2{margin:0;color:#263655;font-size:22px;line-height:1.3}
.item-related-body[hidden]{display:none!important}
.item-related-subhead{align-items:center;margin:0 0 10px;padding-top:2px}
.item-related-subhead h3{margin:0;color:#35445f;font-size:15px;line-height:1.4}
.item-discovery-section .item-related-grid{margin-bottom:0}
.item-discovery-section .item-related-more{padding:5px 9px;border:1px solid #dce2ef;border-radius:999px;background:#f8f9fc;text-decoration:none;white-space:nowrap}
.item-discovery-section .item-related-more:hover{border-color:#bbc5dc;background:#f0f3fa;text-decoration:none}
.item-similar-divider{height:1px;margin:18px 0;background:#e1e6ee}
.item-similar-head{align-items:flex-end;margin-bottom:11px}
.item-similar-head>div{min-width:0}
.item-similar-conditions{display:flex;align-items:center;gap:5px;flex-wrap:wrap;margin-top:7px}
.item-similar-conditions>span{color:#8490a2;font-size:9px;font-weight:850}
.item-similar-conditions>b{display:inline-flex;align-items:center;min-height:23px;padding:3px 7px;border:1px solid #dfe4ef;border-radius:999px;background:#f7f9fc;color:#54627a;font-size:9.5px;line-height:1.3;font-weight:850}

/* The page closes with community participation and Sales Radar. */
.item-detail-page .community-recommend-action{margin-top:18px}

@media(max-width:1100px){
  .item-detail-hero-v2{padding:19px 19px 38px}
  .item-detail-hero-body{grid-template-columns:250px minmax(0,1fr);gap:20px}
  .item-detail-hero-metrics-v2{grid-template-columns:repeat(3,minmax(0,1fr))}
  .item-detail-hero-metrics-v2 .item-detail-sales-stat>strong{font-size:22px}
  .item-detail-hero-metrics-v2 .item-detail-hero-price>div>strong{font-size:20px}
}
@media(max-width:820px){
  .item-detail-hero-body{grid-template-columns:190px minmax(0,1fr);gap:16px}
  .item-detail-hero-metrics-v2{grid-template-columns:repeat(2,minmax(0,1fr))}
  .item-detail-hero-metrics-v2 .item-detail-hero-price{grid-column:1/-1}
  .item-overview-facts{grid-template-columns:repeat(2,minmax(0,1fr))}
  .item-overview-facts>div:nth-child(3){border-left:0;border-top:1px solid #e4e8ef}
  .item-overview-facts>div:nth-child(4){border-top:1px solid #e4e8ef}
  .item-similar-head{align-items:flex-start;gap:10px}
}
@media(max-width:620px){
  .item-detail-page{background:#fff}
  .item-detail-hero-v2{margin-inline:-2px;padding:14px 13px 18px;border-radius:15px;box-shadow:none}
  .item-detail-hero-title{margin-bottom:14px}
  .item-detail-hero-title h1{font-size:24px;line-height:1.32}
  .item-detail-hero-body{display:block}
  .item-detail-hero-v2 .item-detail-cover{max-width:260px;margin:0 auto 15px}
  .item-detail-hero-metrics-v2{grid-template-columns:repeat(3,minmax(0,1fr));gap:5px;margin:13px 0 11px}
  .item-detail-hero-metrics-v2 .item-detail-sales-stat,.item-detail-hero-metrics-v2 .item-detail-hero-price{grid-column:auto;min-height:67px;padding:9px 8px}
  .item-detail-hero-metrics-v2 .item-detail-sales-stat>span,.item-detail-hero-metrics-v2 .item-detail-hero-price>span{font-size:8px}
  .item-detail-hero-metrics-v2 .item-detail-sales-stat>strong{font-size:19px}
  .item-detail-hero-metrics-v2 .item-detail-sales-stat>strong small{font-size:10px}
  .item-detail-hero-metrics-v2 .item-detail-sales-stat>strong.is-unavailable{font-size:11px}
  .item-detail-hero-metrics-v2 .item-detail-hero-price>div>strong{font-size:17px}
  .item-detail-cta-row-v2{display:grid;grid-template-columns:1fr}
  .item-detail-cta-row-v2 .btn{width:100%;justify-content:center;text-align:center}
  .item-detail-updated{margin-top:10px}
  .item-intent-nav{margin-bottom:12px;padding:3px;border-radius:10px}
  .item-intent-nav a{min-height:39px;padding:7px 3px;text-align:center}
  .item-intent-nav strong{font-size:11px}
  .item-chapter{margin:17px 0}
  .item-chapter-head{margin-bottom:9px}
  .item-chapter-head h2{font-size:20px}
  .item-sales-chapter .item-data-memo-head h3{font-size:18px}
  .item-sales-chapter .item-ranking-title-row h3{font-size:21px}
  .item-sales-chapter .item-sales-chart-head h3{font-size:19px}
  .item-sales-purchase-cta{width:100%}
  .item-tools-grid{grid-template-columns:1fr}
  .item-tools-grid .item-tool-card{padding:14px 13px!important}
  .item-tools-grid .community-recommend-action h3,.item-tools-grid .item-widget-network-head h3{font-size:17px}
  .item-detail-page .item-sample-heading h3{font-size:18px}
  .item-overview-card,.item-sample-card,.item-discovery-section{padding:14px 12px}
  .item-overview-head{align-items:flex-start}
  .item-overview-head h2,.item-discovery-head h2{font-size:18px}
  .item-overview-description{font-size:12.5px;line-height:1.8}
  .item-overview-facts{grid-template-columns:1fr 1fr}
  .item-overview-facts>div{padding:9px}
  .item-overview-facts dd{font-size:13.5px}
  .item-overview-actions{margin-top:-2px}
  .item-overview-fanza-link{width:100%;justify-content:center;text-align:center}
  .item-sample-slide{min-height:300px}
  .item-sample-final-cta .item-primary-cta{width:100%}
  .item-discovery-head{display:block}
  .item-related-subhead,.item-similar-head{align-items:flex-start}
  .item-similar-head{display:grid;grid-template-columns:1fr}
  .item-discovery-section .item-related-more{justify-self:start}
}

/* Keep the conversion CTA unmistakable without a perpetual shine animation. */
.item-detail-page .fanza-affiliate-btn::after{display:none!important;animation:none!important}
.item-detail-page .fanza-affiliate-btn:hover{transform:translateY(-1px)!important;filter:none!important}

/* v9: copyright-conscious work-description excerpt. Short descriptions remain readable;
   only sufficiently long excerpts receive a visible fade after roughly three clear lines. */
.item-overview-description-shell{max-width:760px;position:relative;overflow:hidden}
.item-overview-description-shell.is-faded{max-height:7.6em}
.item-overview-description-shell.is-faded::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3.8em;pointer-events:none;background:linear-gradient(180deg,rgba(255,255,255,0) 0%,rgba(255,255,255,0) 52%,rgba(255,255,255,.82) 78%,#fff 100%)}
.item-overview-description-shell.is-faded+.item-overview-actions{margin-top:4px}
@media(max-width:720px){
  .item-overview-description-shell{max-width:none}
  .item-overview-description-shell.is-faded{max-height:7.6em}
}


/* v2.4 motion language shared with circle pages: quiet reveal + count-up + star rating. */
.item-detail-page .item-reveal{opacity:1;transform:none;transition:opacity .52s ease,transform .52s cubic-bezier(.2,.78,.2,1)}
.item-detail-page.is-anim-ready .item-reveal:not(.is-visible){opacity:0;transform:translateY(10px)}
.item-detail-page .item-reveal.is-visible{opacity:1;transform:none}
.item-detail-page.is-anim-ready .item-detail-hero.item-reveal:not(.is-visible){transform:translateY(6px)}
.item-detail-review-line{align-items:center;gap:7px}
.item-detail-review-line>strong{color:#25385f;font-size:16px;line-height:1;font-weight:900;letter-spacing:-.025em}
.item-detail-review-line .circle-stars.is-item-summary{display:inline-flex;align-items:center;gap:0;width:auto;filter:drop-shadow(0 1px 0 #fff)}
.item-detail-review-line .circle-stars.is-item-summary .circle-star{font-size:16px;letter-spacing:-1.2px}
.item-detail-review-line>small{margin-left:1px}
@media(max-width:720px){.item-detail-review-line .circle-stars.is-item-summary .circle-star{font-size:15px}}
@media(prefers-reduced-motion:reduce){.item-detail-page .item-reveal{opacity:1!important;transform:none!important;transition:none!important}}