*{margin:0;padding:0;box-sizing:border-box}body{font-family:"Noto Sans JP",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#1f2937;background-color:#f9fafb;line-height:1.6;font-size:16px;transition:background-color .3s,color .3s}html[data-theme=dark] body{color:#e5e7eb;background-color:#111827}html[data-theme=dark] .site-header{background:rgba(31,41,55,.95);box-shadow:0 1px 2px 0 rgba(0,0,0,.3)}html[data-theme=dark] .bmc-sidebar-sticky{background:#1f2937;box-shadow:0 10px 15px -3px rgba(0,0,0,.5);border:1px solid #374151}html[data-theme=dark] .bmc-sidebar-sticky iframe{filter:brightness(.9) contrast(.95);opacity:.95}html[data-theme=dark] .logo,html[data-theme=dark] .nav-menu a{color:#e5e7eb}html[data-theme=dark] .logo:hover,html[data-theme=dark] .nav-menu a:hover{color:#818cf8}html[data-theme=dark] .nav-menu a::after{background:#818cf8}html[data-theme=dark] .theme-toggle{border-color:#374151}html[data-theme=dark] .theme-toggle:hover{background:#374151}html[data-theme=dark] .hero{background:linear-gradient(rgba(0,0,0,.5), rgba(0,0,0,.5)),url("/shanai-w.jpg") center/cover no-repeat}html[data-theme=dark] .post-card{background:#1f2937;box-shadow:0 4px 6px -1px rgba(0,0,0,.4)}html[data-theme=dark] .post-card:hover{box-shadow:0 20px 25px -5px rgba(0,0,0,.6)}html[data-theme=dark] .post-card-title a{color:#e5e7eb}html[data-theme=dark] .post-card-title a:hover{color:#818cf8}html[data-theme=dark] .post-date,html[data-theme=dark] .post-artist,html[data-theme=dark] .post-summary{color:#9ca3af}html[data-theme=dark] .post-header .post-date,html[data-theme=dark] .post-card-content .post-date{color:#9ca3af}html[data-theme=dark] .post-genre{background:linear-gradient(135deg, #818cf8, #a78bfa)}html[data-theme=dark] .read-more{color:#818cf8}html[data-theme=dark] .post-title,html[data-theme=dark] .meta-value{color:#e5e7eb}html[data-theme=dark] .meta-label{color:#9ca3af}html[data-theme=dark] .post-cover,html[data-theme=dark] .spotify-embed,html[data-theme=dark] .youtube-embed{box-shadow:0 10px 15px -3px rgba(0,0,0,.5)}html[data-theme=dark] .post-content{background:#1f2937;box-shadow:0 4px 6px -1px rgba(0,0,0,.4);color:#e5e7eb}html[data-theme=dark] .post-content h1,html[data-theme=dark] .post-content h2,html[data-theme=dark] .post-content h3,html[data-theme=dark] .post-content h4,html[data-theme=dark] .post-content h5,html[data-theme=dark] .post-content h6,html[data-theme=dark] .post-content p,html[data-theme=dark] .post-content li,html[data-theme=dark] .post-content strong,html[data-theme=dark] .post-content em{color:#e5e7eb}html[data-theme=dark] .post-content a{color:#818cf8}html[data-theme=dark] .post-content a:hover{border-bottom-color:#818cf8}html[data-theme=dark] .post-content blockquote{border-left-color:#818cf8;color:#9ca3af}html[data-theme=dark] .post-content code{background:#374151;color:#e5e7eb}html[data-theme=dark] .post-content pre{background:#374151;color:#e5e7eb}html[data-theme=dark] .post-navigation{border-top-color:#374151}html[data-theme=dark] .nav-link:not(.nav-disabled):hover{background:#374151}html[data-theme=dark] .nav-label{color:#9ca3af}html[data-theme=dark] .nav-title{color:#e5e7eb}html[data-theme=dark] .back-link{color:#9ca3af}html[data-theme=dark] .back-link:hover{color:#818cf8;background:#374151}html[data-theme=dark] .site-footer{background:#1f2937;border-top:1px solid #374151}html[data-theme=dark] .footer-link:hover{color:#818cf8}.container{max-width:1200px;margin:0 auto;padding:0 1.5rem}.page-wrapper{display:flex;gap:2rem;max-width:1600px;margin:0 auto;padding:0 1.5rem}.main-content{flex:1;min-width:0}.bmc-sidebar{width:350px;flex-shrink:0}.bmc-sidebar-sticky{position:sticky;top:80px;height:calc(100vh - 100px);overflow:hidden;border-radius:12px;box-shadow:0 10px 15px -3px rgba(0,0,0,.1);background:#fff}.bmc-sidebar-sticky iframe{overflow:hidden}.site-header{background:#fff;box-shadow:0 1px 2px 0 rgba(0,0,0,.05);position:sticky;top:0;z-index:100;backdrop-filter:blur(10px);background:rgba(255,255,255,.95)}.nav{display:flex;justify-content:space-between;align-items:center;padding:1rem 0}.logo{display:flex;align-items:center;gap:.5rem;text-decoration:none;color:#1f2937;font-weight:700;font-size:1.5rem;transition:transform .2s}.logo:hover{transform:scale(1.05)}.logo-icon{font-size:2rem}.logo-image{height:2.5rem;width:auto;object-fit:contain}.nav-right{display:flex;align-items:center;gap:1.5rem}.nav-menu{display:flex;list-style:none;gap:2rem}.nav-menu a{text-decoration:none;color:#6b7280;font-weight:500;transition:color .2s;position:relative}.nav-menu a:hover{color:#6366f1}.nav-menu a::after{content:"";position:absolute;bottom:-4px;left:0;width:0;height:2px;background:#6366f1;transition:width .3s}.nav-menu a:hover::after{width:100%}.theme-toggle{background:rgba(0,0,0,0);border:2px solid #e5e7eb;border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s;font-size:1.25rem;position:relative;z-index:10;flex-shrink:0}.theme-toggle:hover{background:#f9fafb;transform:rotate(20deg)}.theme-toggle:active{transform:scale(.95)}.theme-toggle-icon{display:block;line-height:1;pointer-events:none}.hero{background:linear-gradient(rgba(0,0,0,.5), rgba(0,0,0,.5)),url("/shanai-w.jpg") center/cover no-repeat;color:#fff;padding:1rem 0;text-align:center;margin-bottom:3rem;position:relative}.hero-content{display:flex;align-items:flex-end;justify-content:center;gap:1.5rem;margin-bottom:1rem}.hero-logo{height:8rem;width:auto;object-fit:contain;animation:fadeInUp .8s ease-out}.hero-title{font-family:"Playfair Display",serif;font-size:1.1rem;font-weight:400;margin:0;line-height:1.6;opacity:.95;animation:fadeInUp .8s ease-out}@keyframes fadeInUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.posts-section{padding:2rem 0 4rem}.posts-grid{display:grid;grid-template-columns:repeat(auto-fill, minmax(320px, 1fr));gap:2rem}.post-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 6px -1px rgba(0,0,0,.1);transition:transform .3s,box-shadow .3s}.post-card:hover{transform:translateY(-8px);box-shadow:0 20px 25px -5px rgba(0,0,0,.1)}.post-card-image{display:block;width:100%;height:240px;overflow:hidden}.post-card-image img{width:100%;height:100%;object-fit:cover;transition:transform .3s}.post-card:hover .post-card-image img{transform:scale(1.1)}.post-card-content{padding:1.5rem}.post-card-content .post-date{display:block;text-align:right;font-size:.875rem;color:#6b7280;margin-bottom:.5rem}.post-card-title{font-size:1.5rem;margin-bottom:.75rem;line-height:1.3}.post-card-title a{text-decoration:none;color:#1f2937;transition:color .2s}.post-card-title a:hover{color:#6366f1}.post-artist{font-size:1rem;color:#6b7280;margin-bottom:.5rem}.post-genre{display:inline-block;background:linear-gradient(135deg, #6366f1, #8b5cf6);color:#fff;padding:.25rem .75rem;border-radius:20px;font-size:.875rem;margin-bottom:.75rem}.post-summary{color:#6b7280;margin-bottom:1rem;line-height:1.6}.read-more{display:inline-block;color:#6366f1;text-decoration:none;font-weight:600;transition:transform .2s}.read-more:hover{transform:translateX(4px)}.post-detail{padding:3rem 0}.post-header{text-align:center;margin-bottom:3rem}.post-title{font-family:"Playfair Display",serif;font-size:2rem;margin-bottom:.5rem;color:#1f2937}.post-header .post-date{display:block;text-align:right;color:#6b7280;font-size:.875rem;margin-bottom:1.5rem}.post-meta{display:flex;justify-content:center;gap:2rem;flex-wrap:wrap;margin-top:1.5rem}.meta-item{display:flex;flex-direction:column;align-items:center;gap:.25rem}.meta-label{font-size:.875rem;color:#6b7280}.meta-value{font-weight:600;color:#1f2937}.post-cover{max-width:800px;margin:0 auto 2rem;border-radius:12px;overflow:hidden;box-shadow:0 10px 15px -3px rgba(0,0,0,.1)}.post-cover img{width:100%;height:auto;display:block}.spotify-embed,.youtube-embed{max-width:800px;margin:2rem auto;border-radius:12px;overflow:hidden;box-shadow:0 4px 6px -1px rgba(0,0,0,.1)}.post-content{max-width:800px;margin:0 auto;background:#fff;padding:3rem;border-radius:12px;box-shadow:0 4px 6px -1px rgba(0,0,0,.1);line-height:1.8}.post-content h2{font-size:1.875rem;margin-top:2rem;margin-bottom:1rem;color:#1f2937}.post-content h3{font-size:1.5rem;margin-top:1.5rem;margin-bottom:.75rem;color:#1f2937}.post-content p{margin-bottom:1.25rem;color:#1f2937}.post-content ul,.post-content ol{margin-bottom:1.25rem;padding-left:2rem}.post-content li{margin-bottom:.5rem}.post-content a{color:#6366f1;text-decoration:none;border-bottom:1px solid rgba(0,0,0,0);transition:border-color .2s}.post-content a:hover{border-bottom-color:#6366f1}.post-content blockquote{border-left:4px solid #6366f1;padding-left:1.5rem;margin:1.5rem 0;font-style:italic;color:#6b7280}.post-content code{background:#f9fafb;padding:.2rem .4rem;border-radius:4px;font-size:.9em}.post-content pre{background:#1f2937;color:#f9fafb;padding:.75rem;border-radius:8px;overflow-x:auto;margin:1.5rem 0}.post-content pre code{background:rgba(0,0,0,0);padding:0}.post-footer{max-width:800px;margin:2rem auto 0}.post-navigation{display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:2rem 0;border-top:2px solid #e5e7eb}.nav-link{display:flex;flex-direction:column;gap:.5rem;text-decoration:none;padding:1rem;border-radius:8px;transition:all .3s;flex:1;max-width:300px}.nav-link.nav-prev{align-items:flex-start;text-align:left}.nav-link.nav-next{align-items:flex-end;text-align:right}.nav-link:not(.nav-disabled):hover{background:#f9fafb;transform:translateY(-2px);box-shadow:0 4px 6px -1px rgba(0,0,0,.1)}.nav-link.nav-disabled{visibility:hidden}.nav-label{font-size:.875rem;color:#6b7280;font-weight:600}.nav-title{font-size:1rem;color:#1f2937;font-weight:500;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.back-link{display:inline-block;color:#6b7280;text-decoration:none;font-weight:500;padding:.5rem 1rem;border-radius:8px;transition:all .2s;flex-shrink:0}.back-link:hover{color:#6366f1;background:#f9fafb}.site-footer{background:#1f2937;color:#fff;padding:3rem 0;margin-top:4rem}.footer-content{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}.footer-icon{width:20px;height:20px;margin-right:.5rem;vertical-align:middle;transition:transform .2s}.footer-link{display:inline-flex;align-items:center}.footer-link:hover .footer-icon{transform:scale(1.1)}.footer-text{opacity:.9}.footer-links{display:flex;gap:1.5rem}.footer-link{color:#fff;text-decoration:none;opacity:.8;transition:opacity .2s}.footer-link:hover{opacity:1}@media (max-width: 1200px){.bmc-sidebar{display:none}.page-wrapper{display:block}}@media (max-width: 768px){.hero-title{font-size:1.1rem}.hero-subtitle{font-size:1rem}.posts-grid{grid-template-columns:1fr}.post-title{font-size:2rem}.post-content{padding:2rem 1.5rem}.nav-menu{gap:1rem}.footer-content{flex-direction:column;text-align:center}.post-meta{gap:1rem}.post-navigation{flex-direction:column;gap:1.5rem}.nav-link{max-width:100%}.nav-link.nav-prev,.nav-link.nav-next{align-items:center;text-align:center}}@media (max-width: 480px){.hero{padding:1rem 0}.hero-title{font-size:1.1rem}.logo-text{font-size:1.25rem}.post-card-content{padding:1rem}}@media (prefers-color-scheme: dark){html:not([data-theme=light]) body{color:#e5e7eb;background-color:#111827}html:not([data-theme=light]) .site-header{background:rgba(31,41,55,.95);box-shadow:0 1px 2px 0 rgba(0,0,0,.3)}html:not([data-theme=light]) .logo,html:not([data-theme=light]) .nav-menu a{color:#e5e7eb}html:not([data-theme=light]) .logo:hover,html:not([data-theme=light]) .nav-menu a:hover{color:#818cf8}html:not([data-theme=light]) .nav-menu a::after{background:#818cf8}html:not([data-theme=light]) .hero{background:linear-gradient(rgba(0,0,0,.5), rgba(0,0,0,.5)),url("/shanai-w.jpg") center/cover no-repeat}html:not([data-theme=light]) .post-card{background:#1f2937;box-shadow:0 4px 6px -1px rgba(0,0,0,.4)}html:not([data-theme=light]) .post-card:hover{box-shadow:0 20px 25px -5px rgba(0,0,0,.6)}html:not([data-theme=light]) .post-card-title a{color:#e5e7eb}html:not([data-theme=light]) .post-card-title a:hover{color:#818cf8}html:not([data-theme=light]) .post-date,html:not([data-theme=light]) .post-artist,html:not([data-theme=light]) .post-summary{color:#9ca3af}html:not([data-theme=light]) .post-genre{background:linear-gradient(135deg, #818cf8, #a78bfa)}html:not([data-theme=light]) .read-more{color:#818cf8}html:not([data-theme=light]) .post-title,html:not([data-theme=light]) .meta-value{color:#e5e7eb}html:not([data-theme=light]) .meta-label{color:#9ca3af}html:not([data-theme=light]) .post-cover,html:not([data-theme=light]) .spotify-embed,html:not([data-theme=light]) .youtube-embed{box-shadow:0 10px 15px -3px rgba(0,0,0,.5)}html:not([data-theme=light]) .post-content{background:#1f2937;box-shadow:0 4px 6px -1px rgba(0,0,0,.4);color:#e5e7eb}html:not([data-theme=light]) .post-content h1,html:not([data-theme=light]) .post-content h2,html:not([data-theme=light]) .post-content h3,html:not([data-theme=light]) .post-content h4,html:not([data-theme=light]) .post-content h5,html:not([data-theme=light]) .post-content h6,html:not([data-theme=light]) .post-content p,html:not([data-theme=light]) .post-content li,html:not([data-theme=light]) .post-content strong,html:not([data-theme=light]) .post-content em{color:#e5e7eb}html:not([data-theme=light]) .post-content a{color:#818cf8}html:not([data-theme=light]) .post-content a:hover{border-bottom-color:#818cf8}html:not([data-theme=light]) .post-content blockquote{border-left-color:#818cf8;color:#9ca3af}html:not([data-theme=light]) .post-content code{background:#374151;color:#e5e7eb}html:not([data-theme=light]) .post-content pre{background:#374151;color:#e5e7eb}html:not([data-theme=light]) .back-link{color:#9ca3af}html:not([data-theme=light]) .back-link:hover{color:#818cf8}html:not([data-theme=light]) .site-footer{background:#1f2937;border-top:1px solid #374151}html:not([data-theme=light]) .footer-link:hover{color:#818cf8}}.tags-section{padding:2rem 0 4rem}.tags-list{display:flex;flex-wrap:wrap;gap:1rem;justify-content:center}.tag-item{display:inline-flex;align-items:center;gap:.5rem;background:linear-gradient(135deg, #6366f1, #8b5cf6);color:#fff;padding:.75rem 1.5rem;border-radius:25px;text-decoration:none;font-weight:500;transition:all .3s;box-shadow:0 4px 6px -1px rgba(0,0,0,.1)}.tag-item:hover{transform:translateY(-4px);box-shadow:0 20px 25px -5px rgba(0,0,0,.1)}.tag-name{font-size:1.125rem}.tag-count{background:rgba(255,255,255,.3);padding:.25rem .5rem;border-radius:12px;font-size:.875rem;font-weight:600}.back-to-tags{text-align:center;margin-top:3rem}html[data-theme=dark] .tag-item{background:linear-gradient(135deg, #818cf8, #a78bfa);box-shadow:0 4px 6px -1px rgba(0,0,0,.4)}html[data-theme=dark] .tag-item:hover{box-shadow:0 20px 25px -5px rgba(0,0,0,.6)}@media (prefers-color-scheme: dark){.tag-item{background:linear-gradient(135deg, #818cf8, #a78bfa);box-shadow:0 4px 6px -1px rgba(0,0,0,.4)}.tag-item:hover{box-shadow:0 20px 25px -5px rgba(0,0,0,.6)}}.post-tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:.5rem}.post-tag{display:inline-block;background:linear-gradient(135deg, #6366f1, #8b5cf6);color:#fff;padding:.375rem .875rem;border-radius:20px;font-size:.875rem;text-decoration:none;font-weight:500;transition:all .3s;box-shadow:0 1px 2px 0 rgba(0,0,0,.05)}.post-tag:hover{transform:translateY(-2px);box-shadow:0 4px 6px -1px rgba(0,0,0,.1)}html[data-theme=dark] .post-tag{background:linear-gradient(135deg, #818cf8, #a78bfa);box-shadow:0 1px 2px 0 rgba(0,0,0,.3)}html[data-theme=dark] .post-tag:hover{box-shadow:0 4px 6px -1px rgba(0,0,0,.4)}@media (prefers-color-scheme: dark){.post-tag{background:linear-gradient(135deg, #818cf8, #a78bfa);box-shadow:0 1px 2px 0 rgba(0,0,0,.3)}.post-tag:hover{box-shadow:0 4px 6px -1px rgba(0,0,0,.4)}}.tags-dropdown{position:relative;display:inline-block}.tags-dropdown-button{background:rgba(0,0,0,0);border:2px solid #e5e7eb;border-radius:20px;padding:.5rem 1rem;display:flex;align-items:center;gap:.5rem;cursor:pointer;transition:all .3s;font-size:.95rem;font-weight:500;color:#1f2937}.tags-dropdown-button:hover{background:#f9fafb;border-color:#6366f1;color:#6366f1}.tags-dropdown-content{display:none;position:absolute;right:0;top:calc(100% + .5rem);background:#fff;min-width:220px;max-height:400px;overflow-y:auto;box-shadow:0 20px 25px -5px rgba(0,0,0,.1);border-radius:12px;z-index:1000;border:1px solid #e5e7eb}.tags-dropdown:hover .tags-dropdown-content{display:block;animation:fadeInDown .3s ease-out}@keyframes fadeInDown{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.tag-dropdown-item{display:flex;justify-content:space-between;align-items:center;padding:.75rem 1rem;text-decoration:none;color:#1f2937;transition:all .2s;font-size:.95rem}.tag-dropdown-item:hover{background:#f9fafb;color:#6366f1}.tag-dropdown-item:first-child{border-radius:12px 12px 0 0}.tag-dropdown-item:last-child{border-radius:0 0 12px 12px}.tag-dropdown-count{font-size:.85rem;color:#6b7280;background:#f9fafb;padding:.2rem .5rem;border-radius:10px}.tag-dropdown-divider{height:1px;background:#e5e7eb;margin:.25rem 0}.tag-dropdown-all{font-weight:600;color:#6366f1}html[data-theme=dark] .tags-dropdown-button{border-color:#374151;color:#e5e7eb}html[data-theme=dark] .tags-dropdown-button:hover{background:#374151;border-color:#818cf8;color:#818cf8}html[data-theme=dark] .tags-dropdown-content{background:#1f2937;border-color:#374151;box-shadow:0 20px 25px -5px rgba(0,0,0,.6)}html[data-theme=dark] .tag-dropdown-item{color:#e5e7eb}html[data-theme=dark] .tag-dropdown-item:hover{background:#374151;color:#818cf8}html[data-theme=dark] .tag-dropdown-count{color:#9ca3af;background:#374151}html[data-theme=dark] .tag-dropdown-divider{background:#374151}html[data-theme=dark] .tag-dropdown-all{color:#818cf8}@media (prefers-color-scheme: dark){.tags-dropdown-button{border-color:#374151;color:#e5e7eb}.tags-dropdown-button:hover{background:#374151;border-color:#818cf8;color:#818cf8}.tags-dropdown-content{background:#1f2937;border-color:#374151;box-shadow:0 20px 25px -5px rgba(0,0,0,.6)}.tag-dropdown-item{color:#e5e7eb}.tag-dropdown-item:hover{background:#374151;color:#818cf8}.tag-dropdown-count{color:#9ca3af;background:#374151}.tag-dropdown-divider{background:#374151}.tag-dropdown-all{color:#818cf8}}@media (max-width: 768px){.tags-dropdown-content{right:auto;left:0;min-width:200px}}.post-tags-inline{display:inline-flex;flex-wrap:wrap;gap:.5rem;align-items:center;margin-left:1rem;vertical-align:middle}.post-tag-inline{display:inline-block;background:linear-gradient(135deg, #6366f1, #8b5cf6);color:#fff;padding:.25rem .75rem;border-radius:20px;font-size:.75rem;text-decoration:none;font-weight:500;transition:all .3s;box-shadow:0 1px 2px 0 rgba(0,0,0,.05);white-space:nowrap}.post-tag-inline:hover{transform:translateY(-2px);box-shadow:0 4px 6px -1px rgba(0,0,0,.1)}html[data-theme=dark] .post-tag-inline{background:linear-gradient(135deg, #818cf8, #a78bfa);box-shadow:0 1px 2px 0 rgba(0,0,0,.3)}html[data-theme=dark] .post-tag-inline:hover{box-shadow:0 4px 6px -1px rgba(0,0,0,.4)}@media (prefers-color-scheme: dark){.post-tag-inline{background:linear-gradient(135deg, #818cf8, #a78bfa);box-shadow:0 1px 2px 0 rgba(0,0,0,.3)}.post-tag-inline:hover{box-shadow:0 4px 6px -1px rgba(0,0,0,.4)}}@media (max-width: 768px){.post-tags-inline{display:flex;margin-left:0;margin-top:.75rem;justify-content:center}.post-title{display:flex;flex-direction:column;align-items:center}}