:root{color-scheme:light;--navy:#12305f;--blue:#1667d1;--teal:#0f8f9e;--orange:#f5821f;--bg:#eef1f5;--panel:#fff;--text:#12305f;--sub:#5a6b85;--line:#d9e0ea}*{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Noto Sans JP",sans-serif}button,select{font:inherit}.hidden{display:none!important}.topbar{min-height:54px;background:var(--navy);color:#fff;display:flex;align-items:center;gap:12px;padding:10px 16px;flex-wrap:wrap}.topbar h1{font-size:14px;margin:0;font-weight:800;letter-spacing:.02em}.topbarSpacer{flex:1}.topbar select,.topbar button{font-size:13px;border-radius:8px;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.1);color:#fff;padding:6px 10px;cursor:pointer}.topbar select{max-width:min(39vw,480px)}.topbar option{color:var(--navy);background:#fff}.topbar button:hover{background:rgba(255,255,255,.2)}.viewer{height:calc(100dvh - 54px);display:flex;flex-direction:column;min-height:0;padding:12px 16px 8px}.stageArea{flex:1;display:flex;align-items:center;justify-content:center;min-height:0;position:relative}.stage{height:100%;width:100%;position:relative;display:flex;align-items:center;justify-content:center}.stage>img{display:block;max-width:100%;max-height:100%;object-fit:contain;background:#fff;border-radius:10px;box-shadow:0 4px 20px rgba(0,0,0,.18)}.hit{position:absolute;top:0;bottom:0;width:22%;border:0;background:transparent;cursor:pointer;opacity:0}.hit:hover{opacity:1;background:linear-gradient(90deg,rgba(0,0,0,.1),transparent)}.hit.prev{left:0}.hit.next{right:0;background:linear-gradient(270deg,rgba(0,0,0,.1),transparent)}.statusBar{flex:none;display:flex;align-items:center;gap:14px;padding:10px 2px 2px;font-size:13px;color:var(--sub)}.statusBar b{color:var(--text);max-width:38vw;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.statusBar #currentTitle{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:24vw}.track{flex:1;height:5px;background:var(--line);border-radius:99px;overflow:hidden}.track i{display:block;height:100%;background:var(--teal);transition:width .18s ease}.counter{min-width:82px;text-align:right;font-variant-numeric:tabular-nums}.overview{min-height:100dvh;padding:24px;background:#e9eef7;color:#071438}.overviewHeader{position:sticky;top:0;z-index:4;display:flex;justify-content:space-between;align-items:center;gap:18px;margin:-24px -24px 22px;padding:18px 24px;background:rgba(18,48,95,.97);color:#fff;backdrop-filter:blur(14px)}.overviewHeader strong,.overviewHeader span{display:block}.overviewHeader span{margin-top:4px;color:#b8c7e6;font-size:13px}.overviewHeader button{border:0;border-radius:8px;padding:9px 14px;background:var(--blue);color:#fff;font-weight:800;cursor:pointer}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px;max-width:1800px;margin:auto}.thumb{border:1px solid var(--line);border-radius:12px;overflow:hidden;padding:0;text-align:left;background:#fff;color:#071438;box-shadow:0 9px 26px rgba(6,27,90,.1);cursor:pointer;transition:.15s}.thumb:hover{transform:translateY(-3px);border-color:var(--orange);box-shadow:0 16px 34px rgba(6,27,90,.18)}.thumb img{display:block;width:100%;aspect-ratio:1672/941;object-fit:cover}.thumb span{display:block;font-size:12px;line-height:1.45}.thumb .thumbSubject{padding:10px 12px 4px;color:var(--blue);font-weight:900}.thumb .thumbTitle{padding:0 12px 12px;font-weight:800}@media(max-width:760px){.topbar h1{font-size:12px;width:100%}.topbar select{max-width:calc(50vw - 22px);flex:1}.topbarSpacer{display:none}.viewer{height:calc(100dvh - 96px);padding:8px}.statusBar{gap:7px;font-size:11px}.statusBar b{max-width:35vw}.statusBar #currentTitle{display:none}.counter{min-width:62px}.overview{padding:12px}.overviewHeader{margin:-12px -12px 14px;padding:14px 12px}.grid{grid-template-columns:1fr;gap:12px}}