:root{font-family:"Yu Gothic","Hiragino Kaku Gothic ProN",Meiryo,sans-serif;color-scheme:light;--bg:#f2e7d6;--paper:#fff9ee;--ink:#35261d;--sub:#6e5849;--line:#d7c7b1;--brand:#87462e;--on:#fff;--soft:#e4d4bd;--dark:#49352a}*{box-sizing:border-box}body{margin:0;background:#e9e7e2;color:var(--ink)}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:4px}button,select{cursor:pointer}button{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--brand);outline-offset:4px}button:disabled{cursor:default;opacity:.6}.skip{position:absolute;top:-100px;left:10px;z-index:9;background:var(--paper);padding:15px}.skip:focus{top:8px}.preview-bar{background:#fff;color:#2c3035;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 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p{font-size:12px;color:var(--sub);margin:0 0 13px}.admin-metric strong{font-size:27px}.admin-box{background:var(--paper);padding:25px;border:1px solid var(--line);margin-top:25px}.admin-box h2{font-size:17px;margin:0 0 14px}.admin-form{display:grid;gap:19px;max-width:700px}.admin-form label{display:grid;gap:8px;font-size:12px}.admin-form input,.admin-form textarea{width:100%;padding:12px;border:1px solid var(--line);background:var(--bg);color:var(--ink);font-size:14px}.admin-form textarea{min-height:95px;resize:vertical;line-height:1.8}.admin-form .button{justify-self:start}.admin-table{width:100%;border-collapse:collapse;font-size:12px}.admin-table th,.admin-table td{padding:13px 8px;border-bottom:1px solid var(--line);text-align:left;line-height:1.6}.admin-table button{border:1px solid var(--line);background:var(--bg);padding:7px 13px;font-size:11px;white-space:nowrap}.admin-text{line-height:2;font-size:12px;color:var(--sub)}.modal-backdrop{position:fixed;inset:0;background:#0008;z-index:10;display:grid;place-items:center;padding:20px}.modal{background:var(--paper);color:var(--ink);padding:25px;width:min(600px,100%);max-height:85vh;overflow:auto}.modal h2{font-size:19px}.modal-actions{display:flex;gap:12px;margin-top:20px}.favorite{background:transparent;border:1px solid var(--line);padding:12px 18px;min-height:44px;font-size:12px}.favorite[aria-pressed=true]{border-color:var(--brand);color:var(--brand)}.catalogue .hero{min-height:245px;grid-template-columns:1.3fr 1fr;padding-top:25px;padding-bottom:24px}.catalogue .hero h1{font-size:34px}.catalogue .hero-books .book{max-width:100px}.catalogue .hero p{margin-bottom:12px}.catalogue .book-grid{grid-template-columns:repeat(5,minmax(0,1fr));gap:18px}.catalogue .work-card{display:grid;grid-template-columns:38% 1fr;align-items:start;gap:12px;padding:13px;background:var(--paper);border:1px solid var(--line);grid-column:span 1}.catalogue .book-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.catalogue .card-meta{margin:0}.catalogue .work-card .book-title{font-size:14px}.catalogue .work-card .book-top,.catalogue .work-card .book-bottom{font-size:6px}.catalogue .work-title{font-size:12px}.catalogue .circle-label{font-size:10px}.catalogue .card-bottom{flex-wrap:wrap}.catalogue .rank-badge{width:20px;height:20px;top:5px;left:5px}.loading{padding:80px;text-align:center}
@container (max-width:1000px){.main-nav{gap:16px}.book-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.hero h1{font-size:35px}.hero{gap:20px}.hero-books .book-title{font-size:19px}.circle-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.catalogue .book-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@container (max-width:700px){.header-inner{padding:17px 20px;flex-wrap:wrap;gap:15px}.main-nav{width:100%;justify-content:space-between;font-size:11px;gap:10px}.age{margin-left:auto}.brand-name{font-size:17px}.brand-symbol{width:33px;height:33px;font-size:21px}.brand-sub{font-size:9px}.wrap{padding:0 20px}.hero,.catalogue .hero{grid-template-columns:1fr;gap:20px;text-align:center;padding:34px 0 24px}.hero h1,.catalogue .hero h1{font-size:30px;line-height:1.65}.hero p{font-size:12px}.hero-books{padding:6px 0 0}.hero-books .book,.catalogue .hero-books .book{width:27%;max-width:120px}.hero-books .book-title{font-size:20px}.hero .eyebrow{margin-bottom:12px}.hero .button{min-height:42px}.quick-nav{gap:7px;padding:19px 0}.quick-nav>span{width:100%;margin-bottom:4px}.chip{font-size:11px;padding:9px 12px}.book-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px 15px}.section{padding-top:29px}.section-head h2{font-size:20px}.section-head a{font-size:10px}.work-card .book-title{font-size:18px}.book-top,.book-bottom{font-size:6px}.circle-card{padding:15px 0;gap:9px}.circle-icon{width:37px;height:37px;font-size:17px}.circle-card b{font-size:12px}.detail{grid-template-columns:1fr;gap:24px}.detail>.book{width:65%;max-width:245px}.detail .book-title{font-size:29px}.detail h1{font-size:24px}.detail-info{grid-template-columns:80px 1fr}.detail-info dd,.detail-info dt{font-size:11px}.search-panel{padding:15px}.search-line{gap:7px}.search-line .button{padding:10px 14px}.filter-line{gap:7px}.filter-line label{width:100%;margin-top:7px}.sample-grid{gap:10px}.sample-sheet{padding:8px;gap:5px}.sample-sheet span{font-size:9px}.admin-shell{padding:20px 18px 40px}.admin-header h1{font-size:21px}.admin-tabs{gap:17px;flex-wrap:wrap}.admin-tabs button{font-size:12px}.admin-metrics{gap:8px}.admin-metric{padding:14px 10px}.admin-metric p{font-size:10px}.admin-metric strong{font-size:19px}.admin-box{padding:17px}.admin-table th:nth-child(2),.admin-table td:nth-child(2){display:none}.admin-table td{padding:11px 4px}.catalogue .book-grid{grid-template-columns:1fr}.catalogue .work-card{grid-template-columns:27% 1fr;padding:14px}.catalogue .work-card .book-title{font-size:19px}.catalogue .work-title{font-size:15px}.catalogue .circle-label{font-size:11px}.catalogue .card-meta{padding:4px 0}.catalogue .rating{margin:12px 0}.catalogue .card-bottom{font-size:12px}.site-footer{padding:28px 20px}.site-footer nav{gap:15px}.page-heading h1{font-size:25px}}
@container (max-width:420px){.book-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 15px}.hero h1,.catalogue .hero h1{font-size:26px}.work-card .book-title{font-size:21px}.circle-grid{grid-template-columns:1fr}.circle-card p{font-size:11px}.circle-icon{width:42px;height:42px}.section-head h2{font-size:18px}.sample-grid{grid-template-columns:1fr 1fr}.sample-sheet:last-child{display:none}.search-line input{font-size:12px}.buy-row{gap:10px}.detail-price{width:100%}.detail .button{flex:1}.main-nav{gap:7px;font-size:10px}.age{font-size:9px;padding:4px}.admin-header{align-items:start}.admin-header .button{padding:9px;font-size:10px;min-height:36px}}
@media(max-width:850px){.preview-bar{align-items:start;flex-wrap:wrap;padding:12px 15px;gap:12px}.preview-controls{gap:9px;flex:1}.preview-caption{padding-top:2px}.preview-controls label{flex:1;min-width:90px}.preview-controls select{max-width:100%;width:100%}.preview-controls button{min-height:37px}.preview-admin{padding:10px 3px}.preview-foot{font-size:10px}}
.book{display:grid;grid-template-rows:12px minmax(0,1fr) 12px;padding:12px 10px}.book-title{height:100%;max-height:100%;min-height:0;max-width:100%;justify-self:center;align-self:center;overflow:hidden;line-height:1.5;text-orientation:upright}.book-top,.book-bottom{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.site-footer{color:var(--footer-ink,#fff9ee)}
@media(max-width:850px){.preview-caption{width:100%}.preview-controls{width:100%}}
.quick-filters{display:flex;gap:8px;flex-wrap:wrap;margin:17px 0}.search-accordion{border-top:1px solid var(--line)}.search-accordion summary{padding:17px 2px;cursor:pointer;font-size:12px;font-weight:700;list-style:none;display:flex;gap:10px;align-items:center}.search-accordion summary::-webkit-details-marker{display:none}.search-accordion summary::before{content:"＋";color:var(--brand);font-size:17px}.search-accordion[open] summary::before{content:"−"}.search-accordion summary span{font-size:10px;font-weight:400;color:var(--sub);margin-left:auto}.advanced-fields{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;padding:7px 0 20px}.advanced-fields label{display:grid;gap:8px;font-size:11px;min-width:0}.advanced-fields select{width:100%;max-width:100%;padding:12px 9px;background:var(--bg);color:var(--ink);border:1px solid var(--line);font-size:12px;min-height:44px}.advanced-fields select:disabled{opacity:.7}.filter-actions{display:flex;flex-wrap:wrap;gap:10px}.search-accordion .note{margin:17px 0 0}.search-accordion .button{min-height:44px}.ranking-heading{display:flex;justify-content:space-between;gap:15px;padding:18px 0;border-bottom:1px solid var(--line);font-size:11px;color:var(--sub);margin:10px 0 0}.ranking-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 24px;padding:0;margin:0;list-style:none}.rank-row{grid-column:span 2;display:grid;grid-template-columns:62px 88px minmax(0,1fr) 108px;align-items:center;gap:23px;padding:23px 13px;border-bottom:1px solid var(--line);min-width:0}.rank-row:nth-child(-n+3){background:var(--paper)}.rank-number{width:50px;height:57px;display:flex;justify-content:center;align-items:center;gap:2px;flex-wrap:wrap;line-height:1;font-size:29px;font-weight:700;font-variant-numeric:tabular-nums}.rank-number small{font-size:10px;font-weight:400;align-self:end;margin-bottom:10px}.rank-row[data-rank="1"] .rank-number{background:var(--brand);color:var(--on)}.rank-row[data-rank="2"] .rank-number{background:var(--soft);color:var(--ink);border:1px solid var(--brand)}.rank-row[data-rank="3"] .rank-number{color:var(--brand);border:1px solid var(--brand)}.rank-cover{display:block;min-width:0}.rank-cover .book{width:100%;padding:8px 6px;grid-template-rows:8px minmax(0,1fr) 8px}.rank-cover .book-title{font-size:14px}.rank-cover .book-top,.rank-cover .book-bottom{font-size:6px;letter-spacing:0}.rank-copy{min-width:0}.rank-title{display:block;font-size:16px;font-weight:700;line-height:1.9;margin-bottom:8px}.rank-copy .circle-label{font-size:11px;margin-bottom:6px}.rank-copy p{font-size:11px;color:var(--sub);line-height:1.7;margin:0}.rank-score{text-align:right;display:grid;gap:7px;min-width:0}.rank-score>span{font-size:10px;color:var(--sub)}.rank-score strong{font-size:30px;font-variant-numeric:tabular-nums;color:var(--brand)}.rank-score small{font-size:10px;color:var(--sub)}.rank-row:nth-child(n+11){grid-column:span 1;grid-template-columns:38px 64px minmax(0,1fr) 67px;gap:12px;padding:20px 8px}.rank-row:nth-child(n+11) .rank-number{width:34px;font-size:23px}.rank-row:nth-child(n+11) .rank-number small{font-size:9px}.rank-row:nth-child(n+11) .rank-title{font-size:12px}.rank-row:nth-child(n+11) .rank-score strong{font-size:24px}.rank-row:nth-child(n+11) .rank-cover .book-title{font-size:12px}.rank-preview .rank-row{grid-template-columns:48px 62px minmax(0,1fr) 105px;padding:17px 13px}.rank-preview .rank-title{font-size:14px}.rank-preview .rank-number{width:40px;height:45px;font-size:25px}.rank-preview .rank-number small{margin-bottom:6px}.rank-preview .rank-score strong{font-size:26px}.rank-preview .rank-cover .book-title{font-size:12px}
@container(max-width:700px){.advanced-fields{grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}.rank-row,.rank-row:nth-child(n+11),.rank-preview .rank-row{grid-column:span 2;grid-template-columns:36px 60px minmax(0,1fr) 62px;gap:12px;padding:18px 4px}.rank-number,.rank-row:nth-child(n+11) .rank-number,.rank-preview .rank-number{width:32px;height:44px;font-size:23px}.rank-number small,.rank-preview .rank-number small{font-size:9px;margin-bottom:5px}.rank-title,.rank-row:nth-child(n+11) .rank-title,.rank-preview .rank-title{font-size:12px;line-height:1.8}.rank-copy .circle-label,.rank-copy p{font-size:10px}.rank-score strong,.rank-row:nth-child(n+11) .rank-score strong,.rank-preview .rank-score strong{font-size:22px}.rank-score>span{font-size:9px}.rank-cover .book-title{font-size:12px}.rank-score{gap:6px}.ranking-list{column-gap:0}}
@container(max-width:420px){.advanced-fields{grid-template-columns:1fr}.rank-row,.rank-row:nth-child(n+11),.rank-preview .rank-row{grid-template-columns:27px 48px minmax(0,1fr) 51px;gap:9px}.rank-number,.rank-row:nth-child(n+11) .rank-number,.rank-preview .rank-number{width:25px;height:36px;font-size:20px}.rank-number small,.rank-row:nth-child(n+11) .rank-number small,.rank-preview .rank-number small{font-size:8px;margin-bottom:4px}.rank-cover .book,.rank-preview .rank-cover .book{padding:5px 3px;grid-template-rows:6px minmax(0,1fr) 6px}.rank-cover .book-title,.rank-row:nth-child(n+11) .rank-cover .book-title,.rank-preview .rank-cover .book-title{font-size:10px}.rank-cover .book-top,.rank-cover .book-bottom{font-size:5px}.rank-title,.rank-row:nth-child(n+11) .rank-title,.rank-preview .rank-title{font-size:11px}.rank-score strong,.rank-row:nth-child(n+11) .rank-score strong,.rank-preview .rank-score strong{font-size:19px}.rank-copy p>span{display:block}.search-accordion summary{font-size:11px}.search-accordion summary span{font-size:9px}}
@media(pointer:coarse){.chip{min-height:44px}.search-accordion summary{min-height:48px}}
.site-header{position:sticky;top:0;z-index:30;background:color-mix(in srgb,var(--paper) 91%,transparent);backdrop-filter:blur(14px)}.header-inner{position:relative}.mobile-toggle,.mobile-popup{display:none}.mobile-popup[hidden]{display:none!important}.creator-label{font-size:10px;color:var(--sub);line-height:1.7;margin:0 0 5px}.series-label{font-size:10px;color:var(--sub);line-height:1.7;margin:5px 0}.rank-copy .creator-label,.rank-copy .series-label{font-size:11px;margin:4px 0}.creator-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.creator-card{display:flex;gap:13px;align-items:center;min-width:0;padding:19px 0;border-top:1px solid var(--line)}.creator-icon{width:44px;height:44px;flex-shrink:0;border-radius:50%;display:grid;place-items:center;background:var(--soft);color:var(--brand);font-size:20px}.creator-card b{font-size:13px;line-height:1.8}.creator-card p{font-size:11px;color:var(--sub);margin:6px 0 0;line-height:1.7}.creator-card p span{font-size:10px}.modal-backdrop{z-index:80}
@container(max-width:700px){.header-inner{flex-wrap:nowrap;gap:12px;padding:16px 20px}.brand{min-width:0;max-width:calc(100% - 56px)}.brand>div{min-width:0}.brand-name{font-size:16px;line-height:1.5;letter-spacing:.02em}.brand-sub{font-size:8px;letter-spacing:.1em}.main-nav{display:none}.mobile-toggle{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;min-width:44px;min-height:44px;border:1px solid var(--line);background:transparent;color:var(--ink);margin-left:auto}.mobile-toggle span{font-size:23px;line-height:1}.mobile-popup:not([hidden]){display:block;position:absolute;top:calc(100% + 8px);right:16px;width:min(310px,calc(100% - 32px));padding:18px;background:color-mix(in srgb,var(--paper) 96%,transparent);border:1px solid var(--line);box-shadow:0 15px 32px #0002;backdrop-filter:blur(16px);z-index:31}.mobile-popup-head{display:flex;justify-content:space-between;align-items:center;gap:15px;border-bottom:1px solid var(--line);padding-bottom:10px}.mobile-popup-head h2{font-size:15px;margin:0}.mobile-popup-head button{min-height:44px;padding:8px 10px;border:1px solid var(--line);background:transparent;font-size:11px}.mobile-nav{display:grid}.mobile-nav a{font-size:13px;line-height:1.7;padding:13px 4px;min-height:46px;border-bottom:1px solid var(--line)}.mobile-nav a[aria-current=page]{color:var(--brand);font-weight:700}.mobile-popup>p{font-size:10px;line-height:1.7;color:var(--sub);margin:16px 0 0}.creator-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.creator-card{gap:10px;padding:16px 0}.creator-card b{font-size:12px}.rank-copy .creator-label,.rank-copy .series-label{font-size:10px}}
@container(max-width:420px){.creator-grid{grid-template-columns:1fr}.creator-icon{width:40px;height:40px;font-size:18px}.creator-label,.series-label{font-size:10px}.rank-copy .creator-label,.rank-copy .series-label{font-size:9px}.mobile-popup:not([hidden]){right:12px;width:calc(100% - 24px)}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}
.preview-bar{display:none}.management .preview-bar{display:flex}.real-cover{display:block;width:100%;aspect-ratio:0.7;object-fit:contain;background:var(--paper)}.detail>.real-cover{max-width:380px}.hero-books .real-cover{width:30%;max-width:160px}.sample-grid img{width:100%;height:auto;display:block}.pipeline-buttons{display:flex;gap:10px;flex-wrap:wrap;margin-top:15px}body{background:var(--bg)}.management .admin-form{margin-top:20px}.management input[type=checkbox]{width:auto;justify-self:start}
.hero{position:relative}.hero>.hero-custom-media{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.25;pointer-events:none}.hero>div{position:relative}.hero h1{-webkit-text-stroke:var(--hero-stroke,0px) var(--hero-stroke-color,#000);paint-order:stroke fill}
/* セール表示（割引バッジ・セール一覧） */
.sale-box{margin:14px 0;padding:14px 16px;border:2px solid var(--brand);border-radius:10px;background:var(--soft);display:grid;gap:6px}
.sale-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.sale-tag{background:#c0392b;color:#fff;font-weight:800;font-size:15px;padding:4px 10px;border-radius:6px}
.sale-price s{color:var(--sub);font-size:14px;margin-right:6px}.sale-price strong{font-size:26px;color:#c0392b}
.sale-time{font-size:11px;color:var(--sub)}
.work-card{position:relative}
.card-off{position:absolute;top:8px;left:8px;z-index:2;background:#c0392b;color:#fff;font:800 12px/1 sans-serif;padding:6px 8px;border-radius:5px;box-shadow:0 1px 4px rgba(0,0,0,.3);pointer-events:none}
.card-bottom .price s{color:var(--sub);font-size:11px;margin-right:4px}.card-bottom .price strong{color:#c0392b}
.band{margin:30px 0 12px;padding:14px 16px;border-left:5px solid #c0392b;background:var(--paper);border-radius:0 8px 8px 0}
.band h2{margin:0 0 4px}.band p{margin:0;font-size:13px;color:var(--sub)}
.sale-lead{font-size:13px;color:var(--sub);line-height:1.8}
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0}.tabs a{padding:7px 12px;border:1px solid var(--line);border-radius:999px;background:var(--paper);color:var(--ink);text-decoration:none;font-size:13px}.tabs a[aria-current]{background:#c0392b;color:#fff;border-color:#c0392b}
.sale-note{margin-top:24px}
@media(max-width:600px){.sale-price strong{font-size:22px}}