:root{--bg:#fff;--surface:#f6f6f8;--surface-2:#ececf0;--card:#fff;--text:#26252f;--text-muted:#62606f;--border:#e3e2e8;--primary:#d9412a;--primary-hover:#b8321e;--primary-shadow:#b8321e;--on-primary:#fff;--primary-soft:#fdece8;--yellow:#f2b82e;--yellow-soft:#fff6dc;--mint:#1f9e89;--mint-soft:#e2f5f1;--lavender:#7b61d1;--lavender-soft:#efebfc;--success:#17795f;--success-soft:#e2f5f1;--warn:#8a4b00;--warn-soft:#fff6dc;--focus:#2b6cff;--radius:12px;--shadow:0 1px 3px #26252f1f;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--bg);color:var(--text);letter-spacing:.02em;margin:0;font-family:Zen Maru Gothic,Noto Sans JP,system-ui,-apple-system,Hiragino Sans,sans-serif;font-size:16px;line-height:1.7}h1,h2,h3,h4{margin:0 0 8px;line-height:1.4}p{margin:0 0 12px}a{color:var(--primary)}button,input,select,textarea{font:inherit;color:inherit}:focus-visible{outline:3px solid var(--focus);outline-offset:2px}.app{min-height:100dvh;padding-bottom:calc(72px + env(safe-area-inset-bottom))}.page{max-width:960px;margin:0 auto;padding:16px}.page.narrow{max-width:640px;padding-top:32px;padding-bottom:48px}.topbar{z-index:10;background:color-mix(in srgb, var(--bg) 92%, transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);position:sticky;top:0}.topbar-inner{justify-content:space-between;align-items:center;gap:8px;max-width:960px;margin:0 auto;padding:8px 16px;display:flex}.logo{color:var(--primary);font-size:18px;font-weight:700}.readers{gap:8px;max-width:960px;margin:0 auto;padding:0 16px 8px;display:flex;overflow-x:auto}.tabbar{z-index:10;background:var(--bg);border-top:1px solid var(--border);padding-bottom:env(safe-area-inset-bottom);justify-content:center;display:flex;position:fixed;inset:auto 0 0}.tabbar button{max-width:160px;min-height:60px;color:var(--text-muted);cursor:pointer;background:0 0;border:0;flex-direction:column;flex:1;justify-content:center;align-items:center;font-size:12px;display:flex}.tabbar button span{font-size:20px;line-height:1.2}.tabbar button.on{color:var(--primary);box-shadow:inset 0 3px 0 var(--primary);font-weight:700}.hero{margin-bottom:12px;font-size:clamp(26px,6vw,36px)}.lead{font-size:17px}.section-title{margin:8px 0 12px;font-size:20px}.section-head{flex-wrap:wrap;align-items:center;gap:8px 12px;display:flex}.muted{color:var(--text-muted)}.small{font-size:14px}.hint{color:var(--text-muted);margin-top:4px;font-size:13px;display:block}.center{text-align:center}.loading{color:var(--text-muted)}.mode-note{background:var(--primary-soft);border-radius:var(--radius);padding:6px 12px;font-size:14px}.btn{border-radius:var(--radius);cursor:pointer;text-align:center;border:1px solid #0000;justify-content:center;align-items:center;gap:6px;min-height:48px;padding:10px 20px;font-weight:700;text-decoration:none;display:inline-flex}.btn:disabled{opacity:.55;cursor:default}.btn-primary{background:var(--primary);color:var(--on-primary)}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-secondary{background:var(--bg);color:var(--primary);border-color:var(--primary)}.btn-ghost{color:var(--text);border-color:var(--border);background:0 0}.btn-sm{min-height:40px;padding:6px 14px;font-size:14px}.icon-btn{cursor:pointer;background:0 0;border:0;min-width:44px;min-height:44px;font-size:22px}.link{color:var(--primary);cursor:pointer;background:0 0;border:0;margin-left:8px;text-decoration:underline}.actions{flex-wrap:wrap;justify-content:center;gap:12px;margin:24px 0 8px;display:flex}.stack{flex-direction:column;gap:12px;display:flex}.row{flex-wrap:wrap;gap:8px;display:flex}.row>input{flex:1;min-width:140px}.chips{flex-wrap:wrap;gap:8px;display:flex}.chip{border:1px solid var(--border);background:var(--bg);cursor:pointer;white-space:nowrap;border-radius:999px;min-height:40px;padding:6px 14px}.chip-sm{min-height:34px;padding:4px 12px;font-size:14px}.chip.on{background:var(--primary);border-color:var(--primary);color:var(--on-primary);font-weight:700}.form{flex-direction:column;gap:20px;display:flex}.field{border:0;flex-direction:column;gap:6px;margin:0;padding:0;display:flex}.field-label{font-weight:700}input,select,textarea{border:1px solid var(--border);border-radius:var(--radius);background:var(--bg);width:100%;min-height:48px;padding:10px 12px}.row>select{flex:1;width:auto}textarea{resize:vertical}.search{font-size:16px}.choices{flex-wrap:wrap;gap:8px;display:flex}.choice{border:1px solid var(--border);border-radius:var(--radius);background:var(--bg);cursor:pointer;align-items:center;min-height:44px;padding:8px 16px;display:inline-flex}.choice input{opacity:0;width:1px;height:1px;position:absolute}.choice:has(input:focus-visible){outline:3px solid var(--focus)}.choice.on{border-color:var(--primary);background:var(--primary-soft);font-weight:700}.check{align-items:center;gap:8px;min-height:44px;display:flex}.check input{width:22px;height:22px;min-height:22px}.card{border:1px solid var(--border);border-radius:var(--radius);background:var(--bg);padding:16px}.notice{background:var(--primary-soft);border-radius:var(--radius);padding:10px 14px;font-size:14px}.notice.warn{background:var(--warn-soft);color:var(--warn)}.empty{color:var(--text-muted);background:var(--surface);border-radius:var(--radius);text-align:center;padding:20px;font-size:14px}.list{margin:0 0 12px;padding:0;list-style:none}.list li{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:8px 0;display:flex}.plan-table{border-collapse:collapse;width:100%;margin-bottom:8px;font-size:14px}.plan-table th,.plan-table td{border-bottom:1px solid var(--border);text-align:left;padding:8px 4px}.cover{aspect-ratio:3/4;background:var(--surface-2);box-shadow:var(--shadow);border-radius:4px;overflow:hidden}.cover img{object-fit:contain;background:var(--surface);width:100%;height:100%;display:block}.cover-fallback{word-break:break-all;flex-direction:column;justify-content:center;height:100%;padding:10px;font-size:14px;font-weight:700;line-height:1.4;display:flex}.cover-fallback small{margin-top:6px;font-size:11px;font-weight:400}.cover-lg{flex-shrink:0;width:160px}.grid{grid-template-columns:repeat(auto-fill,minmax(104px,1fr));gap:20px 14px;margin:0;padding:0;list-style:none;display:grid}.grid-item{text-align:left;cursor:pointer;background:0 0;border:0;flex-direction:column;gap:6px;width:100%;padding:0;display:flex}.grid-item:hover .cover{transform:translateY(-2px)}.grid-item .cover{transition:transform .15s}.grid-title{-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:13px;font-weight:500;line-height:1.4;display:-webkit-box;overflow:hidden}.grid-badges{flex-wrap:wrap;gap:4px;display:flex}.badge{white-space:nowrap;border-radius:999px;padding:1px 8px;font-size:11px;font-weight:700;line-height:1.7;display:inline-block}.badge-available{background:var(--success-soft);color:var(--success)}.badge-onloan{background:var(--warn-soft);color:var(--warn)}.badge-none{background:var(--surface-2);color:var(--text-muted)}.pick-list{flex-direction:column;gap:16px;margin:16px 0;padding:0;list-style:none;display:flex}.pick{border-bottom:1px solid var(--border);align-items:flex-start;gap:14px;padding-bottom:16px;display:flex}.pick .cover{flex-shrink:0;width:96px}.pick-body{flex-direction:column;align-items:flex-start;gap:4px;display:flex}.pick-body p{margin:4px 0}.sheet-backdrop{z-index:50;background:#00000073;justify-content:center;align-items:flex-end;display:flex;position:fixed;inset:0}.sheet{background:var(--bg);border-radius:16px 16px 0 0;flex-direction:column;width:100%;max-width:640px;max-height:92dvh;animation:.2s ease-out up;display:flex}@media (width>=720px){.sheet-backdrop{align-items:center}.sheet{border-radius:16px}}@keyframes up{0%{opacity:0;transform:translateY(24px)}}.sheet-head{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:8px 8px 8px 20px;display:flex}.sheet-head h2{margin:0;font-size:17px}.sheet-body{padding:16px 20px calc(24px + env(safe-area-inset-bottom));flex-direction:column;gap:16px;display:flex;overflow-y:auto}.detail{align-items:flex-start;gap:16px;display:flex}@media (width<=480px){.detail{flex-direction:column;align-items:center}.detail-body{width:100%}}.detail-title{font-size:20px}.tags{flex-wrap:wrap;gap:6px;display:flex}.tag{background:var(--surface);border:1px solid var(--border);border-radius:4px;padding:0 8px;font-size:12px}.reason{background:var(--primary-soft);border-radius:var(--radius);padding:10px 12px;font-size:14px}.lib-box{background:var(--surface);border-radius:var(--radius);padding:12px 14px}.lib-box h4{font-size:15px}.lib-status{margin:0 0 4px;padding-left:18px;font-size:14px}.buy h4{font-size:15px}.pr{border:1px solid var(--text-muted);color:var(--text-muted);border-radius:3px;margin-left:4px;padding:0 4px;font-size:11px}.review-head{align-items:center;gap:12px;display:flex}.review-head .cover{width:56px}.review-q{text-align:center;justify-content:center;align-items:center;gap:4px;font-size:20px;font-weight:700;display:flex}.faces{grid-template-columns:repeat(3,1fr);gap:10px;display:grid}.face{border:2px solid var(--border);background:var(--bg);cursor:pointer;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;gap:6px;min-height:120px;padding:8px;font-size:14px;font-weight:700;line-height:1.4;display:flex}.face.on{border-color:var(--primary);background:var(--primary-soft)}.face-emoji{font-size:40px;line-height:1}.kid{--radius:16px}.kid .kid-hello{font-size:22px;font-weight:700}.kid .grid{grid-template-columns:repeat(auto-fill,minmax(132px,1fr))}.kid .grid-title{font-size:15px}.kid .btn{min-height:56px;font-size:18px}.kid .face{min-height:150px;font-size:16px}.kid .face-emoji{font-size:56px}.kid .tabbar button{min-height:68px;font-size:14px}body{background:var(--bg)}h1,h2,h3,.logo,.btn,.chip,.tabbar button{font-weight:700}.logo{letter-spacing:.04em;align-items:center;gap:6px;font-size:22px;display:inline-flex}.logo:before{content:"";background:url(/logo.png) 50%/contain no-repeat;border-radius:8px;width:30px;height:30px}.topbar{border-bottom:1px solid var(--border)}.hero{font-size:clamp(30px,7vw,44px);line-height:1.3}.hero em{color:var(--primary);font-style:normal}.section-title{font-size:22px}.btn{border-radius:999px;transition:transform 80ms,box-shadow 80ms}.btn-primary:active:not(:disabled),.btn-secondary:active:not(:disabled){transform:translateY(1px)}.btn-secondary{background:var(--card);border-width:1.5px}.btn-ghost{background:var(--card);border-width:2px}.chip{background:var(--card);border-width:1.5px}.card,.pick,.lib-box,.notice,.empty,.mode-note,.reason{border-radius:var(--radius)}.card{background:var(--card);border:1px solid var(--border)}.notice{background:var(--yellow-soft)}.mode-note{background:var(--mint-soft);color:var(--text);font-weight:700}.empty{background:var(--card);border:2px dashed var(--border)}input,select,textarea{background:var(--card);border-width:1.5px;border-radius:12px}.choice{background:var(--card);border-width:1.5px;border-radius:999px;font-weight:500}.choice.on{background:var(--yellow-soft);border-color:var(--yellow);color:var(--text)}.cover{box-shadow:var(--shadow);border-radius:4px}.grid{gap:24px 16px}.grid-item:hover .cover,.grid-item:focus-visible .cover{transform:translateY(-2px)}.grid-title{font-weight:700}.badge-mark{background:var(--yellow-soft);color:var(--text)}.lane{margin:8px 0 28px}.lane-next{--lane:var(--primary)}.lane-similar{--lane:var(--yellow)}.lane-near{--lane:var(--mint)}.lane-far{--lane:var(--lavender)}.lane-fit{--lane:var(--primary)}.lane-title{align-items:center;gap:8px;margin-bottom:14px;font-size:17px;display:inline-flex}.lane-title:before{content:"";background:var(--lane);border-radius:50%;width:12px;height:12px}.kid .lane{box-shadow:none;background:0 0;border-top-width:0;padding:0}.tabbar{background:var(--card);border-top:1px solid var(--border)}.tabbar button.on{box-shadow:none;color:var(--primary)}.tabbar button.on span{background:var(--primary-soft);border-radius:999px;padding:0 14px}.sheet{background:var(--bg);border-radius:24px 24px 0 0}@media (width>=720px){.sheet{border-radius:24px}}.face{background:var(--card);border-width:2px;border-radius:16px}.face:first-child{--face:var(--primary-soft)}.face:nth-child(2){--face:var(--yellow-soft)}.face:nth-child(3){--face:var(--mint-soft)}.face:hover{background:var(--face)}.face.on{background:var(--face);border-color:var(--text)}.trial-note{background:var(--lavender-soft);border-radius:var(--radius);padding:6px 12px;font-size:14px}.scanner{border-radius:var(--radius);aspect-ratio:4/3;background:#000;position:relative;overflow:hidden}.scanner video{object-fit:cover;width:100%;height:100%;display:block}.scanner-guide{border:3px solid var(--yellow);border-radius:12px;position:absolute;inset:35% 10%;box-shadow:0 0 0 999px #00000059}.pickable{position:relative}.pickable.selected .cover{outline:4px solid var(--primary);outline-offset:2px}.pickable .check{background:var(--primary);width:32px;height:32px;color:var(--on-primary);box-shadow:var(--shadow);border-radius:50%;place-items:center;font-weight:700;display:grid;position:absolute;top:-8px;right:-8px}.sticky-actions{padding:12px 0 calc(12px + env(safe-area-inset-bottom));background:linear-gradient(transparent, var(--bg) 30%);justify-content:center;gap:12px;margin-top:16px;display:flex;position:sticky;bottom:0}.install{border:1px solid var(--border);border-radius:var(--radius);background:var(--yellow-soft);margin-bottom:16px;font-size:14px}.install summary{cursor:pointer;padding:10px 14px;font-weight:700;list-style:none}.install summary::-webkit-details-marker{display:none}.install summary:after{content:"▾";float:right;color:var(--text-muted)}.install[open] summary:after{content:"▴"}.install-body{flex-direction:column;align-items:flex-start;gap:10px;padding:0 14px 14px;display:flex}.install-steps{margin:0;padding-left:22px}.install-steps li{margin-bottom:6px}.chip-add{color:var(--text-muted);border-style:dashed}.stats{grid-template-columns:repeat(3,1fr);gap:8px;display:grid}.stat{border-radius:var(--radius);text-align:center;flex-direction:column;gap:2px;padding:10px 6px;display:flex}.stat-month{background:var(--primary-soft)}.stat-streak{background:var(--yellow-soft)}.stat-total{background:var(--mint-soft)}.stat-num{font-size:28px;font-weight:700;line-height:1.1}.stat-num small{margin-left:2px;font-size:14px}.stat-label{color:var(--text-muted);font-size:12px}.week{grid-column:1/-1;justify-content:space-between;margin:4px 0 0;padding:0;list-style:none;display:flex}.week li{color:var(--text-muted);flex-direction:column;align-items:center;gap:2px;font-size:12px;display:flex}.week-dot{border:1.5px dashed var(--border);border-radius:50%;place-items:center;width:30px;height:30px;font-size:13px;font-weight:700;display:grid}.week li.on .week-dot{background:var(--mint);color:#fff;border:0}.stats-hint{text-align:center;color:var(--primary);grid-column:1/-1;margin:0;font-size:13px;font-weight:700}.status-line{color:var(--text-muted);flex-wrap:wrap;gap:4px 12px;margin:0 0 8px;font-size:13px;display:flex}.sticky-actions .btn{white-space:nowrap}.sub-title{margin:8px 0 10px;font-size:16px}.browse{border-top:1px solid var(--border);margin-top:32px;padding-top:24px}.register-box{border-radius:var(--radius);background:var(--surface);text-align:center;margin-top:8px;padding:16px}.register-box p{margin-bottom:8px}.btn-big{min-height:64px;font-size:18px}.reread-done{color:var(--mint);margin:8px 0;font-size:20px;font-weight:700}.qr{flex-direction:column;align-items:center;gap:6px;display:flex}.qr img{border:1px solid var(--border);border-radius:8px}.legal h2{margin:24px 0 8px;font-size:17px}.legal ul{padding-left:20px}.legal li{margin-bottom:8px}.import-box{background:var(--mint-soft);margin-bottom:20px}.import-box .install-body{align-items:stretch}.notice.flash{justify-content:space-between;align-items:center;gap:8px;margin:8px 16px 0;display:flex}