.note-preview-container{max-width:800px;margin:0 auto;background:var(--bg-primary);color:var(--text-primary);transition:background-color .3s ease,color .3s ease}.note-preview-header{padding:40px 20px 20px;border-bottom:1px solid var(--border-color)}.note-preview-title{font-size:2rem;font-weight:700;line-height:1.4;margin:0 0 16px;color:var(--text-primary)}.note-preview-meta{display:flex;align-items:center;gap:12px;font-size:.875rem;color:var(--text-secondary)}.note-preview-eyecatch{width:100%;max-height:500px;-o-object-fit:cover;object-fit:cover;margin-bottom:40px}.note-preview-content{padding:40px 20px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Hiragino Kaku Gothic ProN,Hiragino Sans,Meiryo,sans-serif;font-size:1rem;line-height:1.8;color:var(--text-primary)}.note-preview-content h1{font-size:1.75rem;margin:48px 0 24px;padding-bottom:12px;border-bottom:2px solid var(--border-color)}.note-preview-content h1,.note-preview-content h2{font-weight:700;line-height:1.5;color:var(--text-primary)}.note-preview-content h2{font-size:1.5rem;margin:40px 0 20px;padding-left:12px;border-left:4px solid var(--accent-color)}.note-preview-content h3{font-size:1.25rem;margin:32px 0 16px}.note-preview-content h3,.note-preview-content h4{font-weight:700;line-height:1.5;color:var(--text-primary)}.note-preview-content h4{font-size:1.125rem;margin:28px 0 14px}.note-preview-content p{margin:0 0 24px;line-height:1.8;color:var(--text-primary)}.note-preview-content ol,.note-preview-content ul{margin:0 0 24px;padding-left:1.5em}.note-preview-content li{margin-bottom:8px;line-height:1.8}.note-preview-content ul li{list-style-type:disc}.note-preview-content ol li{list-style-type:decimal}.note-preview-content a{color:var(--link-color);text-decoration:underline;transition:opacity .2s}.note-preview-content a:hover{opacity:.7}.note-preview-content blockquote{margin:24px 0;padding:16px 20px;background:var(--bg-secondary);border-left:4px solid var(--border-color);color:var(--text-secondary);font-style:italic}.note-preview-content code{font-family:Consolas,Monaco,Courier New,monospace;font-size:.9em;padding:2px 6px;background:var(--bg-secondary);border-radius:4px;color:var(--code-color)}.note-preview-content pre{margin:24px 0;padding:16px;background:var(--bg-secondary);border-radius:8px;overflow-x:auto}.note-preview-content pre code{padding:0;background:transparent;font-size:.875rem;line-height:1.6}.note-preview-content table{width:100%;margin:24px 0;border-collapse:collapse;border:1px solid var(--border-color)}.note-preview-content td,.note-preview-content th{padding:12px;border:1px solid var(--border-color);text-align:left}.note-preview-content th{background:var(--bg-secondary);font-weight:700}.note-preview-content img{max-width:100%;height:auto;margin:24px 0;border-radius:8px}.note-preview-content hr{margin:40px 0;border:none;border-top:1px solid var(--border-color)}.note-preview-content strong{font-weight:700;color:var(--text-primary)}.note-preview-content em{font-style:italic}:root{--accent-color:#41c9b4;--link-color:#007aff;--code-color:#e83e8c}.dark,[data-theme=dark]{--accent-color:#5dd9c1;--link-color:#409eff;--code-color:#ff6b9d}@media (max-width:768px){.note-preview-header{padding:24px 16px 16px}.note-preview-title{font-size:1.5rem}.note-preview-content{padding:24px 16px;font-size:.938rem}.note-preview-content h1{font-size:1.5rem;margin:32px 0 16px}.note-preview-content h2{font-size:1.25rem;margin:28px 0 14px}.note-preview-content h3{font-size:1.125rem;margin:24px 0 12px}}.preview-mode-toggle{display:flex;gap:8px;padding:12px;background:var(--bg-secondary);border-radius:8px;margin-bottom:16px}.preview-mode-button{flex:1;padding:8px 16px;border:none;border-radius:6px;background:transparent;color:var(--text-secondary);font-weight:600;cursor:pointer;transition:all .2s}.preview-mode-button:hover{background:var(--bg-hover)}.preview-mode-button.active{background:var(--accent-color);color:#fff}.note-preview-container{animation:fadeInUp .4s ease-out}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}