:root{--ink:#1a1a1a;--ink-2:#444;--ink-3:#888;--rule:#e0ddd8;--bg:#faf9f7;--bg-2:#f2f0ec;--accent:#c0392b;--accent-2:#e8d5b7;--gold:#b8860b;--badge-hit:#2c7a4b;--badge-rise:#1a5fa8;--rakuten:#bf0000;--yahoo:#e60000;--brand:#2a3545}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Noto Sans JP,sans-serif;background:var(--bg);color:var(--ink);line-height:1.6}a{color:inherit}header{border-bottom:2px solid var(--ink);background:var(--bg);position:-webkit-sticky;position:sticky;top:0;z-index:100}.header-inner{max-width:1260px;margin:0 auto;padding:0 20px;display:flex;align-items:stretch;height:44px}.logo{padding:0 16px 0 0;border-right:1px solid var(--rule);text-decoration:none;white-space:nowrap;display:flex;align-items:center}.logo img{height:22px;width:auto;display:block}.header-mall{display:flex;align-items:stretch}.header-mall a{font-size:12px;font-weight:700;text-decoration:none;padding:0 14px;display:flex;align-items:center;gap:5px;border-right:1px solid var(--rule);transition:background .15s;white-space:nowrap;color:var(--ink-3)}.header-mall a:hover{background:var(--bg-2)}.header-mall a.active-r{color:var(--rakuten);border-bottom:2px solid var(--rakuten);margin-bottom:-2px}.header-mall a.active-y{color:var(--yahoo);border-bottom:2px solid var(--yahoo);margin-bottom:-2px}.mall-icon{font-size:9px;font-weight:900;padding:1px 4px;border-radius:2px;line-height:1.4}.mall-icon-r{background:var(--rakuten);color:#fff}.mall-icon-y{background:var(--yahoo);color:#fff}.breadcrumb{max-width:1260px;margin:0 auto;padding:8px 20px 0;font-size:11px;color:var(--ink-3);display:flex;gap:4px;align-items:center;flex-wrap:wrap}.breadcrumb a{color:var(--ink-3);text-decoration:none}.breadcrumb a:hover{color:var(--accent)}.breadcrumb .sep{color:var(--rule)}.page-header{max-width:1260px;margin:0 auto;padding:12px 20px 0}.page-header-top{display:flex;align-items:flex-end;justify-content:space-between;padding-bottom:12px;border-bottom:1px solid 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var(--ink);margin-bottom:4px}.genre-tree .gt-list{list-style:none}.genre-tree .gt-row{display:flex;align-items:stretch;border-bottom:1px solid var(--rule)}.genre-tree .gt-toggle{flex-shrink:0;width:18px;padding:0;background:none;border:none;cursor:pointer;color:var(--ink-3);font-size:8px;line-height:1;display:flex;align-items:center;justify-content:center;transition:transform .15s,color .15s}.genre-tree .gt-toggle.open{transform:rotate(90deg);color:var(--accent)}.genre-tree .gt-toggle.gt-leaf{cursor:default}.genre-tree .gt-link{flex:1 1;min-width:0;display:block;padding:6px 4px;font-size:12px;color:var(--ink-2);text-decoration:none;transition:color .1s,background .1s;line-height:1.3}.genre-tree .gt-link:hover{color:var(--accent);background:var(--bg-2)}.genre-tree .gt-link.active{color:var(--accent);font-weight:700}.genre-tree .gt-loading{font-size:11px;color:var(--ink-3);padding:5px 4px}.rank-item{display:grid;grid-template-columns:48px 86px 1fr auto;align-items:center;grid-gap:12px;gap:12px;padding:10px 8px;border-bottom:1px solid var(--rule);text-decoration:none;color:inherit;transition:background .1s}.rank-item:hover{background:var(--bg-2)}.rank-item:first-child{border-top:1px solid var(--rule)}.rank-num{font-family:"DM Serif Display",serif;font-size:22px;color:var(--ink-3);text-align:center;line-height:1;flex-shrink:0;width:40px}.rank-num.top1{color:var(--accent);font-size:26px}.rank-num.top2{color:var(--gold);font-size:24px}.rank-num.top3{color:#6a6a6a;font-size:24px}.rank-change{display:block;font-size:9px;font-weight:700;text-align:center;margin-top:2px}.rank-change.up{color:var(--badge-rise)}.rank-change.down{color:var(--accent)}.rank-change.same{color:var(--ink-3)}.rank-change.new{color:var(--accent)}.rank-img{width:72px;height:72px;min-width:72px;background:var(--bg-2);border:1px solid var(--rule);object-fit:contain}.rank-info{flex:1 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var(--rule);border-radius:4px;background:#fff;text-decoration:none;color:var(--ink);font-size:13px;font-weight:700;transition:border-color .15s,color .15s}.home-genre-grid a:hover{border-color:var(--ink);color:var(--accent)}footer{border-top:2px solid var(--ink);background:var(--ink);color:#ccc;padding:24px;font-size:12px;text-align:center}footer a{color:#999;text-decoration:none;margin:0 8px}footer a:hover{color:#fff}.footer-logo{margin-bottom:10px}.footer-logo img{height:22px;filter:brightness(0) invert(1)}@media (max-width:768px){.header-inner{padding:0 12px;height:40px}.logo img{height:20px}.header-mall a{padding:0 10px;font-size:11px;gap:4px}.breadcrumb{padding:5px 12px 0;font-size:10px;gap:3px}.page-header{padding:7px 12px 0}.page-header-top{flex-direction:column;align-items:flex-start;gap:7px;padding-bottom:8px}.category-meta h1{font-size:16px}.right-controls{gap:6px}.freq-select{font-size:12px;padding:4px 22px 4px 8px}.date-nav .date-label{font-size:14px}.date-nav .nav-btn,.date-nav a{width:26px;height:26px;font-size:13px}.summary-bar{margin:7px 12px 0;padding:7px 10px;font-size:11px}.main{grid-template-columns:1fr;gap:0;padding:0 0 40px;margin-top:6px}.archive-sidebar,.genre-sidebar{display:none}.empty-state,.ranking-list{grid-column:1}.rank-item{display:none}.rank-item-sp{display:block;text-decoration:none;color:inherit;background:#fff;border-bottom:6px solid var(--bg-2)}.rank-item-sp:active{background:var(--bg-2)}.sp-card-inner{display:flex;gap:10px;padding:10px 12px 6px;align-items:flex-start}.sp-rank-block{flex-shrink:0;width:32px;text-align:center}.sp-rank-num{font-family:"DM Serif 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1;min-width:0}.sp-badges{display:flex;gap:4px;flex-wrap:wrap;margin-bottom:3px}.sp-name{font-size:13px;font-weight:700;line-height:1.35;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:2px}.sp-shop{font-size:11px;color:var(--ink-3)}.sp-stars-price{display:flex;align-items:center;justify-content:space-between;margin-top:3px}.sp-stars{font-size:11px;color:var(--gold)}.sp-stars span{color:var(--ink-3)}.sp-price{font-family:"DM Serif Display",serif;font-size:18px;color:var(--accent);line-height:1}.sp-card-footer{display:flex;align-items:center;justify-content:flex-end;padding:4px 12px 10px}.sp-btn{background:var(--accent);color:#fff;font-size:11px;font-weight:700;padding:6px 14px;border-radius:2px;white-space:nowrap}.show-more{padding:14px 12px}.show-more button{width:100%}}