:root{--ink:#142e48;--blue:#0759a3;--muted:#56677a;--line:#dbe4ee;--paper:#f4f7fb}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.75 "Noto Sans JP","Yu Gothic",Meiryo,sans-serif}a{color:inherit}button,input{font:inherit}button{cursor:pointer}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid #e87622;outline-offset:4px}[hidden]{display:none!important}.skip{position:absolute;left:15px;top:-70px;background:white;padding:10px;z-index:5}.skip:focus{top:10px}.wrap,.bar{max-width:1400px;margin:auto;padding-left:36px;padding-right:36px}header{background:#fff;border-top:4px solid var(--blue);border-bottom:1px solid var(--line)}.bar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:14px;padding-bottom:14px}.brand{font-weight:800;font-size:18px;text-decoration:none}.home{font-size:14px;text-underline-offset:4px}.hero{padding:34px 0 25px;display:flex;align-items:center;justify-content:space-between;gap:24px}.eyebrow{font-size:14px;color:var(--blue);font-weight:700;letter-spacing:.05em;margin:0 0 8px}h1{font-size:clamp(26px,3vw,38px);line-height:1.5;margin:0 0 12px}p{margin:0}.intro{color:var(--muted)}.total{text-align:center;border-left:1px solid #b8cbdc;padding:12px 30px;flex-shrink:0}.total strong{font-size:54px;line-height:1.2;color:var(--blue)}.total strong span{display:block;font-size:16px;margin-top:8px}.total p{margin-top:12px;font-weight:700}.new-notice{display:flex;gap:18px;align-items:center;padding:15px 20px;background:#e6f0fa;border:1px solid #c6dbef;border-radius:8px;margin-bottom:32px}.new-notice>span{font-size:14px;font-weight:700;white-space:nowrap;color:var(--blue)}.new-notice a{text-decoration:none;font-size:15px}.new-notice a:hover{text-decoration:underline}.catalog{display:grid;grid-template-columns:215px minmax(0,1fr);gap:30px;scroll-margin-top:20px}.sidebar{align-self:start;position:sticky;top:20px}.sidebar h2{font-size:16px;margin:0 0 14px}.filters{display:flex;flex-direction:column;gap:6px}.filters button{display:flex;justify-content:space-between;align-items:center;gap:8px;text-align:left;background:transparent;border:1px solid transparent;border-radius:7px;padding:11px 12px;color:var(--ink);font-size:14px}.filters button:hover{background:#e5edf6}.filters button[aria-pressed=true]{background:var(--ink);color:#fff}.count{font-size:14px;opacity:.8}.side-note{font-size:14px;color:var(--muted);margin-top:22px}.fallback-nav{display:grid;gap:12px}.search-area{background:white;border:1px solid var(--line);padding:16px 18px;border-radius:8px}.search-area label{display:block;font-size:14px;font-weight:700;margin-bottom:6px}.search-line{display:flex;gap:10px}input{min-width:0;flex:1;background:var(--paper);border:1px solid #a7bbcc;border-radius:5px;padding:10px 12px;color:var(--ink)}.search-line button,#clear-empty{padding:10px 14px;border:1px solid #a7bbcc;background:white;color:var(--ink);border-radius:5px;font-size:14px}#result-count{font-size:14px;color:var(--muted);margin:14px 0 22px}.shelf{margin-bottom:36px;scroll-margin-top:20px}.section-title{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:15px;border-bottom:1px solid var(--line);padding-bottom:10px}.section-title h2{font-size:22px;margin:0;scroll-margin-top:20px}.section-title>span{font-size:14px;color:var(--muted);white-space:nowrap}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.card{display:flex;flex-direction:column;min-width:0;background:#fff;border:1px solid var(--line);border-radius:9px;overflow:hidden;text-decoration:none;transition:box-shadow .15s,border-color .15s;scroll-margin-top:20px}.card:hover{border-color:#7fa7cd;box-shadow:0 7px 20px #193a5614}.cover{position:relative;background:#fff;aspect-ratio:1.85}.cover img{width:100%;height:100%;display:block;object-fit:contain}.new-label{position:absolute;right:8px;bottom:8px;background:var(--blue);color:#fff;font-size:12px;font-weight:800;border-radius:3px;padding:2px 8px}.card-text{padding:15px;display:flex;flex-direction:column;flex:1}h3{font-size:18px;line-height:1.5;margin:0 0 8px}.card p{font-size:14px;line-height:1.8;color:var(--muted);flex:1;margin:0 0 15px}.read-link{display:flex;justify-content:space-between;color:var(--blue);font-weight:700;font-size:14px;border-top:1px solid #e5edf4;padding-top:10px}.read-link b{font-size:17px}#empty{padding:38px 20px;text-align:center;background:white;border-radius:8px}#empty h2{font-size:20px}#empty p{margin-bottom:18px}.about{display:grid;grid-template-columns:215px minmax(0,1fr);gap:30px;padding:30px;border:1px solid var(--line);background:#fff;border-radius:8px;margin:24px 0 30px}.about h2{font-size:23px;margin:0 0 4px}.about p{color:var(--muted);max-width:760px}.about .eyebrow{color:var(--blue)}.about a{display:inline-block;margin-top:14px;font-size:14px;text-underline-offset:4px}footer{padding-top:10px;padding-bottom:35px;font-size:14px;color:var(--muted)}footer p{margin:15px 0 8px}footer small{font-size:14px}
@media(min-width:1650px){.wrap,.bar{max-width:1540px}.grid{grid-template-columns:repeat(4,minmax(0,1fr))}}
@media(max-width:1100px){.catalog{grid-template-columns:190px minmax(0,1fr);gap:22px}.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.filters button{padding:10px 8px}}
@media(max-width:760px){.wrap,.bar{padding-left:20px;padding-right:20px}.catalog{display:block}.sidebar{position:static;margin-bottom:18px}.filters{flex-direction:row;flex-wrap:wrap;gap:7px}.filters button{background:#fff;border-color:var(--line);padding:8px 11px}.side-note{display:none}.hero{padding-top:26px}.total{padding:10px 12px}.total strong{font-size:38px}.total strong span{font-size:14px}.total p{font-size:14px}.intro br{display:none}.new-notice{align-items:flex-start;flex-direction:column;gap:4px;margin-bottom:24px}.about{grid-template-columns:1fr;gap:14px;padding:22px}.grid{gap:14px}.section-title h2{font-size:20px}}
@media(max-width:480px){.bar{flex-wrap:wrap;gap:4px}.brand{font-size:16px}.home{font-size:14px}.hero{align-items:flex-start;gap:10px}.hero h1{font-size:24px}.intro{font-size:14px}.total{padding:7px 0 7px 12px}.total strong{font-size:34px}.grid{grid-template-columns:1fr}.card{display:grid;grid-template-columns:40% minmax(0,1fr);align-items:start}.cover{margin-top:15px;margin-left:10px;aspect-ratio:auto}.cover img{height:auto}.card-text{padding:12px}.card h3{font-size:16px;margin-bottom:5px}.card p{display:none}.read-link{font-size:14px;padding-top:7px;margin-top:4px}.new-label{font-size:11px;right:3px;bottom:3px;padding:1px 5px}.search-area{padding:13px}.search-line{gap:6px}.search-line button{padding:8px}.section-title>span{font-size:14px}.new-notice a{font-size:14px}}
@media(prefers-reduced-motion:reduce){.card{transition:none}}

/* Full-width banner: retain the entire artwork at every screen size. */
.hero.hero-with-banner{display:block;padding:24px 0}
.hero-banner{margin:0;line-height:1;border-radius:12px;overflow:hidden;background:#fff}
.hero-banner img{display:block;width:100%;height:auto}
.hero-summary{display:flex;justify-content:space-between;align-items:center;gap:24px;margin-top:18px}
.series-badge{display:flex;align-items:center;gap:14px;flex-shrink:0;color:var(--ink)}
.series-badge strong{font-size:21px}.series-badge span{padding:4px 12px;background:#fff7dc;border:1px solid #d8bc69;border-radius:20px;font-size:14px;font-weight:700}
@media(max-width:760px){.hero.hero-with-banner{padding:16px 0 22px}.hero-banner{border-radius:6px}.hero-summary{display:block;margin-top:14px}.series-badge{margin-top:10px}.series-badge strong{font-size:18px}}

.text-cover{display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:18px 16px 32px;background:linear-gradient(135deg,#f9f6eb,#e8f0f7);color:#142e48;border-bottom:3px solid #c9a957;gap:7px}.cover-series{font-size:12px;letter-spacing:.15em;color:#687b8c}.cover-title{font-size:clamp(18px,1.7vw,25px);font-weight:800;line-height:1.45}.cover-caption{font-size:12px}@media(max-width:480px){.text-cover{padding:14px 8px 26px;min-height:130px}.cover-title{font-size:17px}.cover-series,.cover-caption{font-size:10px}}