:root{--sidebar-bg-primary:#0a0a0a;--sidebar-bg-secondary:#151515;--sidebar-bg-tertiary:#1f1f1f;--sidebar-bg-hover:rgba(255,68,68,0.05);--sidebar-bg-active:rgba(255,68,68,0.1);--sidebar-text-primary:#f5f5f5;--sidebar-text-secondary:#b0b0b0;--sidebar-text-muted:#707070;--sidebar-text-dim:#505050;--sidebar-accent:#ff4444;--sidebar-accent-secondary:#ff8833;--sidebar-border:rgba(255,68,68,0.2);--sidebar-border-light:rgba(255,255,255,0.08);--sidebar-border-subtle:rgba(255,255,255,0.04);--sidebar-shadow:0 2px 8px rgba(0,0,0,0.4)}.blog-sidebar{display:flex;flex-direction:column;height:100%;width:300px;background:var(--sidebar-bg-primary);border-right:1px solid var(--sidebar-border-light);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:13px;box-shadow:var(--sidebar-shadow);position:relative;overflow:hidden}.blog-sidebar:after{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background-image:repeating-linear-gradient(0deg,transparent,transparent 40px,rgba(255,255,255,.01) 0,rgba(255,255,255,.01) 41px),repeating-linear-gradient(60deg,transparent,transparent 40px,rgba(255,255,255,.01) 0,rgba(255,255,255,.01) 41px),repeating-linear-gradient(-60deg,transparent,transparent 40px,rgba(255,255,255,.01) 0,rgba(255,255,255,.01) 41px);opacity:.4;pointer-events:none;z-index:0}.blog-sidebar-header{padding:20px 16px;border-bottom:1px solid var(--sidebar-border-light);background:var(--sidebar-bg-secondary);position:relative;z-index:100}.sidebar-header-content{display:flex;align-items:center;gap:12px;margin-bottom:10px;width:100%}.sidebar-icon{color:var(--sidebar-accent);width:20px;height:20px}.blog-sidebar-title{font-size:13px;font-weight:700;font-family:JetBrains Mono,Source Code Pro,monospace;color:var(--sidebar-text-primary);margin:0;letter-spacing:.1em;text-transform:uppercase}.sidebar-stats{gap:14px;font-size:11px;color:var(--sidebar-text-muted);font-family:JetBrains Mono,monospace}.sidebar-stats,.stat-item{display:flex;align-items:center}.stat-item{gap:5px;padding:3px 8px;background:var(--sidebar-bg-secondary);border:1px solid var(--sidebar-border-subtle);border-radius:3px}.stat-item svg{color:var(--sidebar-accent);width:12px;height:12px}.sidebar-user-button{background:none;border:none;cursor:pointer;padding:6px;display:flex;align-items:center;gap:6px;color:var(--sidebar-primary-accent);margin-left:auto;border-radius:8px;transition:all .2s}.sidebar-user-button:hover{background:rgba(255,68,68,.1)}.sidebar-user-button svg{width:18px;height:18px}.user-icon-container{position:relative;margin-left:auto}.user-icon-button{background:none;border:none;cursor:pointer;padding:6px;display:flex;align-items:center;gap:4px;color:var(--sidebar-text-primary);border-radius:4px;transition:all .2s ease}.user-icon-button:hover{background-color:var(--sidebar-bg-hover);color:var(--sidebar-accent)}.user-icon-button svg{width:20px;height:20px;stroke-width:2}.user-menu-overlay{position:fixed;top:0;left:0;right:0;bottom:0;z-index:999}.user-menu-dropdown{position:absolute;top:calc(100% + 8px);right:0;background-color:var(--sidebar-bg-secondary);border:1px solid var(--sidebar-border);border-radius:8px;padding:8px;min-width:200px;z-index:1000;box-shadow:0 4px 12px rgba(0,0,0,.5);animation:fadeInDropdown .2s ease-out}@keyframes fadeInDropdown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.user-menu-info{padding:10px 12px;border-bottom:1px solid var(--sidebar-border-subtle);margin-bottom:4px}.user-menu-name{font-size:14px;font-weight:600;color:var(--sidebar-text-primary);margin-bottom:4px;word-break:break-word}.user-menu-email{font-size:12px;color:var(--sidebar-text-secondary);opacity:.8;word-break:break-word}.user-menu-logout{width:100%;padding:10px 12px;background:none;border:none;cursor:pointer;display:flex;align-items:center;gap:8px;color:var(--sidebar-text-primary);font-size:14px;border-radius:4px;transition:all .2s ease;font-family:Inter,sans-serif}.user-menu-logout:hover{background-color:var(--sidebar-bg-hover);color:var(--sidebar-accent)}.user-menu-logout svg{width:16px;height:16px;stroke-width:2}.volume-sidebar-search{padding:14px;border-bottom:1px solid var(--sidebar-border-subtle);background-color:var(--sidebar-bg-secondary);position:relative;z-index:1}.volume-sidebar-search input{width:100%;padding:.7rem 1rem .7rem 2.5rem;background-color:var(--sidebar-bg-tertiary);border:1px solid var(--sidebar-border-subtle);border-radius:3px;color:var(--sidebar-text-primary);font-family:JetBrains Mono,monospace;font-size:12px;transition:all .2s ease}.volume-sidebar-search input:focus{outline:none;border-color:var(--sidebar-accent);box-shadow:0 0 0 2px rgba(255,68,68,.1)}.volume-sidebar-search svg{position:absolute;left:1.1rem;top:50%;transform:translateY(-50%);color:var(--sidebar-text-muted);width:15px;height:15px}.blog-sidebar-content{flex:1;overflow-y:auto;padding:12px 10px;position:relative;z-index:1}.blog-sidebar-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;text-align:center;background-color:var(--sidebar-bg-secondary);border-radius:8px;margin:10px;border:1px dashed var(--sidebar-border-subtle)}.empty-icon{color:var(--sidebar-text-dimmed);margin-bottom:14px;opacity:.6;width:40px;height:40px}.blog-sidebar-empty p{margin:8px 0;font-size:13px;color:var(--sidebar-text-medium);line-height:1.5}.empty-hint{font-size:11px;color:var(--sidebar-text-low);letter-spacing:.05em}.volume-item{margin-bottom:12px;position:relative;z-index:1}.volume-header{display:flex;align-items:center;padding:12px 14px;background-color:var(--sidebar-bg-secondary);border:1px solid var(--sidebar-border-subtle);border-left:2px solid transparent;border-radius:3px;color:var(--sidebar-text-primary);cursor:pointer;transition:all .2s ease;gap:10px;box-shadow:0 1px 3px rgba(0,0,0,.2);position:relative;overflow:hidden}.volume-header:hover{background-color:var(--sidebar-bg-hover);border-left-color:var(--sidebar-accent);box-shadow:0 2px 6px rgba(0,0,0,.3)}.volume-header-selected{background-color:var(--sidebar-bg-active);border-left-color:var(--sidebar-accent);border-left-width:3px;box-shadow:0 2px 8px rgba(255,68,68,.2)}.volume-toggle{background:none;border:none;padding:0;cursor:pointer;color:var(--sidebar-light-accent);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:transform .2s ease-in-out}.volume-toggle-expanded{transform:rotate(90deg)}.volume-toggle svg{width:18px;height:18px;stroke-width:1.5}.volume-info{flex:1;min-width:0}.volume-title-row{margin-bottom:2px}.volume-title{font-size:14px;font-weight:700;color:var(--sidebar-text-high);line-height:1.3;word-break:break-word;margin:0;text-shadow:0 0 5px rgba(255,68,68,.15)}.volume-meta{display:flex;align-items:center;gap:12px;font-size:11px;color:var(--sidebar-text-medium)}.volume-count,.volume-reading-time{display:flex;align-items:center;gap:5px}.volume-count svg,.volume-reading-time svg{width:12px;height:12px;color:var(--sidebar-text-dimmed);stroke-width:1.5}.blog-sidebar-content::-webkit-scrollbar{width:8px}.blog-sidebar-content::-webkit-scrollbar-track{background:var(--sidebar-bg-secondary);border-left:1px solid rgba(0,0,0,.2);box-shadow:inset 0 0 5px rgba(0,0,0,.3)}.blog-sidebar-content::-webkit-scrollbar-thumb{background:var(--sidebar-dark-accent);border:1px solid var(--sidebar-bg-secondary);border-radius:2px;box-shadow:none;transition:all .2s ease}.blog-sidebar-content::-webkit-scrollbar-thumb:hover{background:var(--sidebar-primary-accent);box-shadow:0 0 5px rgba(255,68,68,.2)}.volume-articles{padding-left:10px;margin-top:8px;border-left:1px solid var(--sidebar-border-subtle);position:relative}.volume-articles:before{content:"";position:absolute;left:0;top:0;height:100%;width:1px;background:linear-gradient(to bottom,var(--sidebar-text-dimmed) 0,transparent 100%);opacity:.3}.volume-articles-empty{padding:10px 0;text-align:center;color:var(--sidebar-text-low);font-size:11px;font-family:Inter,sans-serif}.volume-articles-empty p{margin:0}.article-item{display:flex;flex-direction:column;padding:10px 14px;margin-bottom:6px;background:var(--sidebar-bg-tertiary);border:1px solid var(--sidebar-border-subtle);border-left:2px solid transparent;border-radius:3px;cursor:pointer;transition:all .2s ease;box-shadow:0 1px 3px rgba(0,0,0,.2);position:relative}.article-item:hover{background-color:var(--sidebar-bg-hover);border-left-color:var(--sidebar-accent-secondary);box-shadow:0 2px 6px rgba(0,0,0,.3)}.article-item-active{background:var(--sidebar-bg-active);border-left-color:var(--sidebar-accent);border-left-width:3px;box-shadow:0 2px 8px rgba(255,68,68,.2)}.article-item-active:hover{background:rgba(255,68,68,.12);box-shadow:0 3px 10px rgba(255,68,68,.25)}.article-main{display:flex;align-items:flex-start;gap:10px;margin-bottom:4px}.article-number{font-size:12px;flex-shrink:0;min-width:25px;text-align:center;font-family:JetBrains Mono,monospace;padding:2px 0}.article-item-active .article-number,.article-item:hover .article-number,.article-number{color:var(--sidebar-text-bright);font-weight:800}.article-title{font-size:14.5px;font-weight:500;color:var(--sidebar-text-high);line-height:1.5;word-break:break-word;margin:0;letter-spacing:.01em;font-family:Inter,sans-serif}.article-item-active .article-title{font-weight:600;color:var(--sidebar-text-bright);text-shadow:none}.article-item:hover .article-title{color:var(--sidebar-text-bright)}.article-info{justify-content:space-between;font-size:10px;color:var(--sidebar-text-low);margin-top:4px}.article-info,.article-meta{display:flex;align-items:center;gap:8px}.article-author,.article-reading-time{display:flex;align-items:center;gap:3px;color:var(--sidebar-text-medium);font-weight:400}.article-author svg,.article-reading-time svg{width:9px;height:9px;color:var(--sidebar-text-dimmed);stroke-width:1.5}.article-item-active .article-author,.article-item-active .article-reading-time{color:var(--sidebar-text-high)}.article-item-active .article-author svg,.article-item-active .article-reading-time svg{color:var(--sidebar-light-accent);filter:drop-shadow(0 0 2px rgba(255,136,51,.2))}.article-item:hover .article-author svg,.article-item:hover .article-reading-time 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.tags-count{color:var(--sidebar-light-accent)}.blog-sidebar-skeleton{padding-top:20px}.skeleton-volume-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.skeleton-volume-header,.skeleton-volume-main{padding:12px 14px;background-color:var(--sidebar-bg-secondary);border-radius:3px}.skeleton-volume-main{margin-bottom:8px}.skeleton-article-list{padding-left:10px;margin-top:8px;border-left:1px solid var(--sidebar-border-subtle)}.skeleton-article-item{padding:10px 14px}.skeleton-article-item,.skeleton-volume-item{background-color:var(--sidebar-bg-tertiary);border-radius:3px;margin-bottom:6px}.skeleton-article-item,.skeleton-volume-item{animation:shimmer 1.5s linear infinite;background:linear-gradient(90deg,#1f1f1f 8%,#2a2a2a 18%,#1f1f1f 33%);background-size:1000px 100%}@keyframes shimmer{0%{background-position:-500px 0}to{background-position:500px 0}}.volume-item{animation:fadeInDown .3s ease-out backwards}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.volume-item:first-child{animation-delay:.05s}.volume-item:nth-child(2){animation-delay:.1s}.volume-item:nth-child(3){animation-delay:.15s}.volume-item:nth-child(4){animation-delay:.2s}.volume-articles{animation:slideInFromTop .3s ease-out}@keyframes slideInFromTop{0%{opacity:0;max-height:0;transform:translateY(-10px)}to{opacity:1;max-height:2000px;transform:translateY(0)}}.article-item{animation:fadeInSlideIn .2s ease-out backwards}@keyframes fadeInSlideIn{0%{opacity:0;transform:translateX(-10px)}to{opacity:1;transform:translateX(0)}}.article-item:first-child{animation-delay:.02s}.article-item:nth-child(2){animation-delay:.04s}.article-item:nth-child(3){animation-delay:.06s}.article-item:nth-child(4){animation-delay:.08s}.article-item:nth-child(5){animation-delay:.1s}.article-item:nth-child(n+6){animation-delay:.12s}