@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700&display=swap");:root{--c-bg:#f1f5f3;--c-surface:#ffffff;--c-surface-2:#f6faf8;--c-border:#dde6e2;--c-border-strong:#c8d4cf;--c-ink:#1b2926;--c-ink-2:#51625c;--c-ink-3:#8795901a;--c-muted:#899791;--c-primary:#1b5e54;--c-primary-hover:#154a42;--c-primary-press:#103e37;--c-primary-soft:#e7f1ee;--c-primary-soft2:#d6e7e1;--c-accent:#2a8d7a;--c-success:#1f8a5b;--c-success-soft:#e8f4ed;--c-warn:#b9772a;--c-danger:#b23a2c;--c-danger-soft:#fbeeec;--c-text:var(--c-ink);--c-text-sub:var(--c-ink-2);--radius:4px;--radius-sm:3px;--radius-lg:6px;--shadow-sm:0 1px 2px rgba(20,45,38,0.05);--shadow:0 1px 3px rgba(20,45,38,0.06),0 1px 2px rgba(20,45,38,0.04);--shadow-md:0 6px 20px rgba(20,45,38,0.10);--font:"Noto Sans JP",system-ui,-apple-system,"Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;--mono:"SFMono-Regular",ui-monospace,"Cascadia Mono",Menlo,Consolas,monospace;--ring:0 0 0 3px rgba(42,141,122,0.18)}#__next[data-output-mode=html]{--c-bg:#f0f4fb;--c-surface-2:#f5f8fd;--c-border:#d0daf0;--c-border-strong:#b8c6e8;--c-primary:#1d4ed8;--c-primary-hover:#1e40af;--c-primary-press:#1e3a8a;--c-primary-soft:#eff6ff;--c-primary-soft2:#dbeafe;--c-accent:#3b82f6;--ring:0 0 0 3px rgba(59,130,246,0.20);--shadow-sm:0 1px 2px rgba(20,40,80,0.05);--shadow:0 1px 3px rgba(20,40,80,0.06),0 1px 2px rgba(20,40,80,0.04);--shadow-md:0 6px 20px rgba(20,40,80,0.10)}*,:after,:before{box-sizing:border-box}body{font-family:var(--font);margin:0;min-height:100vh;background:var(--c-bg);color:var(--c-ink);font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}::selection{background:var(--c-primary-soft2)}.app-header{background:var(--c-primary);color:#fff;padding:16px 32px;display:flex;align-items:center;gap:16px;position:-webkit-sticky;position:sticky;top:0;z-index:100;box-shadow:0 1px 0 rgba(0,0,0,.12),0 4px 14px rgba(16,62,55,.18)}.app-title{display:inline-flex;align-items:center;gap:11px;font-size:1.18rem;font-weight:700;letter-spacing:.03em}.app-title:before{content:"";width:22px;height:22px;flex:0 0 auto;border-radius:5px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%231b5e54' d='M9 7.5l8 4.5-8 4.5z'/%3E%3C/svg%3E") 50%/15px no-repeat,#fff;box-shadow:inset 0 0 0 1px rgba(255,255,255,.4)}.contents-with-tree{display:flex;align-items:flex-start;gap:0;max-width:1680px;margin:0 auto}.contents-with-tree>.contents{margin-left:0;margin-right:0}.preset-column{position:-webkit-sticky;position:sticky;top:76px;width:220px;min-width:220px;max-height:calc(100vh - 100px);overflow-y:auto;margin:36px 24px 96px 0;display:flex;flex-direction:column;gap:10px;scrollbar-width:thin}.preset-card{padding:12px 14px;background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius);cursor:pointer;transition:border-color .12s,box-shadow .12s}.preset-card-active,.preset-card:hover{border-color:var(--c-primary)}.preset-card-active{box-shadow:0 0 0 2px color-mix(in srgb,var(--c-primary) 20%,transparent)}.preset-card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px;gap:6px}.preset-card-label{font-size:.88rem;font-weight:600;color:var(--c-ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.preset-card-active-badge{font-size:.72rem;padding:1px 6px;border-radius:10px;background:var(--c-primary);color:#fff;flex-shrink:0}.preset-card-actions{display:flex;align-items:center;gap:2px;flex-shrink:0}.preset-label-input{flex:1 1;min-width:0;font-size:12px;border:1px solid var(--c-primary);border-radius:3px;padding:1px 4px;outline:none}.preset-icon-btn{background:none;border:none;cursor:pointer;font-size:13px;padding:2px 3px;border-radius:3px;line-height:1;opacity:.55;transition:opacity .1s,background .1s}.preset-icon-btn:hover{opacity:1;background:rgba(0,0,0,.07)}.preset-icon-btn-active{opacity:1;background:rgba(var(--c-primary-rgb,80,120,220),.18)}.preset-card-copy-source{border-color:var(--c-primary)!important;background:rgba(var(--c-primary-rgb,80,120,220),.06)!important}.preset-copy-source-hint{font-size:10px;color:var(--c-primary);text-align:center;margin:2px 0 4px;font-style:italic}.preset-copy-target-btn{width:100%;padding:5px 0;font-size:11px;background:#e8f4ff;color:var(--c-primary);border:1px dashed var(--c-primary);border-radius:4px;cursor:pointer;margin-bottom:4px;transition:background .12s}.preset-copy-target-btn:hover{background:var(--c-primary);color:#fff}.preset-icon-btn-danger{color:#c00}.preset-icon-btn-danger:hover{background:#fee;color:#900}.preset-add-btn{width:100%;margin-top:8px;padding:7px 0;font-size:.82rem;background:none;border:1px dashed var(--c-border);border-radius:var(--radius);color:var(--c-muted);cursor:pointer;transition:border-color .12s,color 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var(--c-border);border-radius:var(--radius-lg);box-shadow:var(--shadow);font-size:.82rem;scrollbar-width:thin}.struct-tree-list{list-style:none;margin:0;padding:0}.struct-tree-book{margin-bottom:2px}.struct-tree-book-btn{display:block;width:100%;text-align:left;background:none;border:none;padding:5px 8px;border-radius:var(--radius);cursor:pointer;color:var(--c-ink-2);font-size:.82rem;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:background .15s,color .15s}.struct-tree-book-btn:hover{background:var(--c-primary-soft);color:var(--c-primary)}.struct-tree-book-active .struct-tree-book-btn{background:var(--c-primary-soft2);color:var(--c-primary);font-weight:700}.struct-tree-slides{list-style:none;padding:0 0 0 16px;border-left:2px solid var(--c-border);margin:0 0 4px 12px}.struct-tree-slide-btn{display:block;width:100%;text-align:left;background:none;border:none;padding:2px 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var(--c-border)}.prompt-template-btns{display:flex;flex-wrap:wrap;gap:8px}.prompt-template-btn{padding:5px 14px;border:1px solid var(--c-border-strong);border-radius:999px;background:var(--c-surface);color:var(--c-ink-2);font-family:var(--font);font-size:.82rem;font-weight:500;cursor:pointer;transition:background .12s ease,border-color .12s ease,color .12s ease}.prompt-template-btn:hover:not(:disabled){background:var(--c-primary-soft);border-color:var(--c-primary);color:var(--c-primary-hover)}.prompt-template-btn-active,.prompt-template-btn-active:hover{background:var(--c-primary);border-color:var(--c-primary);color:#fff;font-weight:700}.prompt-template-btn:disabled{opacity:.4;cursor:not-allowed}.prompt-textarea{width:100%;padding:11px 13px;border:1px solid var(--c-border-strong);border-radius:var(--radius);font-family:var(--mono);font-size:.84rem;line-height:1.7;color:var(--c-ink);resize:vertical;box-sizing:border-box;background:var(--c-surface-2);transition:border-color .12s 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var(--c-primary-soft2);border-radius:var(--radius);padding:2px 7px;font-family:var(--mono);font-size:.8rem;color:var(--c-primary-press)}.book-list{display:flex;flex-direction:column;gap:0;margin-bottom:32px}.book-card{border:1px solid var(--c-border);border-radius:var(--radius-lg);background:var(--c-surface);overflow:visible;position:relative;box-shadow:var(--shadow)}.book-card-merged{border-color:var(--c-accent);box-shadow:0 0 0 1px var(--c-accent),var(--shadow)}.book-card-outputting{border-color:var(--c-warn);box-shadow:0 0 0 1px var(--c-warn),var(--shadow)}.book-header{display:flex;flex-direction:column;gap:10px;padding:14px 18px;background:var(--c-surface-2);border-bottom:1px solid var(--c-border);border-radius:var(--radius-lg) var(--radius-lg) 0 0}.book-outputting-label{font-size:.82rem;color:var(--c-warn);font-weight:700;white-space:nowrap;animation:pulse 1.1s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.35}}.book-title-input{flex:2 1;padding:9px 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ease;-webkit-user-select:none;-moz-user-select:none;user-select:none}.slide-drag-handle:hover{color:var(--c-primary);background:var(--c-primary-soft)}.slide-drag-handle:active{cursor:-webkit-grabbing;cursor:grabbing}.dnd-over-top{box-shadow:0 -4px 0 0 var(--c-primary),var(--shadow)!important}.dnd-over-bottom{box-shadow:0 4px 0 0 var(--c-primary),var(--shadow)!important}.dnd-over-merge{outline:2.5px dashed var(--c-primary);outline-offset:2px;background:color-mix(in srgb,var(--c-primary) 12%,var(--c-bg))!important;transform:scale(1.015);transition:transform .1s ease,background .1s ease}.dnd-over-merge:after{content:"結合";position:absolute;top:50%;right:14px;transform:translateY(-50%);font-size:11px;font-weight:700;color:var(--c-primary);background:color-mix(in srgb,var(--c-primary) 15%,white);padding:2px 8px;border-radius:10px;pointer-events:none}.dnd-slide-over-top{box-shadow:0 -3px 0 0 var(--c-primary)!important}.dnd-slide-over-bottom{box-shadow:0 3px 0 0 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var(--c-border-strong);border-radius:6px;background:var(--c-surface-2);color:var(--c-ink);font-family:var(--font);font-size:.83rem;font-weight:500;cursor:pointer;transition:background .12s ease,border-color .12s ease,color .12s ease}.swap-all-btn:hover:not(:disabled){background:#e8f0fe;border-color:var(--c-primary);color:var(--c-primary)}.swap-all-btn:disabled{opacity:.4;cursor:not-allowed}.merge-zone{display:flex;justify-content:center;align-items:center;padding:12px 0}.merge-btn{display:inline-flex;align-items:center;gap:7px;padding:7px 20px;border:1px dashed var(--c-border-strong);border-radius:999px;background:var(--c-surface);color:var(--c-ink-2);font-family:var(--font);font-size:.83rem;font-weight:500;cursor:pointer;box-shadow:var(--shadow-sm);transition:all .14s ease}.merge-btn:hover:not(:disabled){border-style:solid;border-color:var(--c-primary);color:var(--c-primary-hover);background:var(--c-primary-soft)}.merge-btn:disabled{opacity:.4;cursor:not-allowed}.slide-row{display:flex;flex-wrap:wrap;gap:22px;align-items:flex-start;background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius-lg);padding:20px}.slide-row-small{gap:12px;padding:10px 16px;align-items:center}.slide-thumb{flex:0 0 200px;text-align:center}.slide-thumb img{object-fit:contain}.slide-thumb img,.slide-thumb-empty{width:200px;height:113px;border:1px solid var(--c-border-strong);border-radius:var(--radius);background:var(--c-surface-2)}.slide-thumb-empty{display:flex;align-items:center;justify-content:center;color:var(--c-muted);font-size:.85rem}.slide-thumb-clickable{cursor:zoom-in;transition:opacity .14s ease,box-shadow .14s ease}.slide-thumb-clickable:hover{opacity:.92;box-shadow:var(--shadow-md)}.slide-num{font-size:.8rem;font-weight:700;color:var(--c-muted);margin-top:8px;letter-spacing:.04em}.slide-thumb-small{flex:0 0 auto;display:flex;flex-direction:row;align-items:center;gap:10px}.slide-thumb-small img{width:80px;height:45px;object-fit:contain;border:1px solid var(--c-border-strong);border-radius:var(--radius);background:var(--c-surface-2);display:block}.slide-thumb-small .slide-thumb-empty{width:80px;height:45px}.slide-thumb-small .slide-num{margin-top:0}.slide-preview-text{font-size:.85rem;line-height:1.65;color:var(--c-ink);padding:6px 2px;white-space:pre-wrap;word-break:break-word}.slide-preview-narration{color:var(--c-ink-2)}.slide-preview-empty{color:var(--c-muted);font-style:italic;font-size:.8rem}.slide-small-preview{flex:1 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1;min-width:0;gap:14px}.slide-field,.slide-text-cols{display:flex;flex-direction:column}.slide-field{gap:6px}.slide-field-header{display:flex;align-items:center;justify-content:flex-start;gap:6px}.slide-field-label{display:inline-flex;align-items:center;gap:6px;font-size:.79rem;font-weight:700;color:var(--c-ink-2);letter-spacing:.02em}.slide-field-label:before{content:"";width:13px;height:13px;background:var(--c-primary);border-radius:2px;opacity:.55;-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M4 5h16v2H4zM4 11h16v2H4zM4 17h10v2H4z'/%3E%3C/svg%3E") center/contain no-repeat;mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M4 5h16v2H4zM4 11h16v2H4zM4 17h10v2H4z'/%3E%3C/svg%3E") center/contain 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var(--c-border-strong);border-radius:var(--radius);font-family:var(--mono);font-size:.86rem;line-height:1.7;color:var(--c-ink);resize:vertical;box-sizing:border-box;background:var(--c-surface-2);transition:border-color .12s ease,box-shadow .12s ease,background .12s ease}.slide-narration-input::placeholder{color:var(--c-muted);font-family:var(--mono)}.slide-narration-input:focus{outline:none;border-color:var(--c-primary);box-shadow:var(--ring);background:var(--c-surface)}.slide-narration-input:disabled{background:var(--c-surface-2);color:var(--c-muted)}.slide-narration-input.narration-over{border-color:var(--c-danger);background:var(--c-danger-soft)}.preview-btn{flex:0 0 40px;height:40px;border:1px solid var(--c-border-strong);border-radius:50%;background:var(--c-surface);color:var(--c-primary);font-size:.85rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .14s 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