:root{--bg-primary: #0a0a0a;--bg-secondary: #111111;--bg-card: #141414;--bg-hover: #1a1a1a;--text-primary: #ffffff;--text-secondary: #a0a0a0;--text-gray: #666666;--text-muted: #444444;--accent: #ffffff;--accent-hover: #e0e0e0;--border: #222222;--border-light: #333333;--shadow: 0 4px 24px rgba(0, 0, 0, .8);--shadow-lg: 0 8px 48px rgba(0, 0, 0, .9);--font-mono: "SF Mono", "Consolas", monospace;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--transition-theme: background-color .4s ease, color .4s ease, border-color .4s ease, box-shadow .4s ease}*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*,*:before,*:after{transition:var(--transition-theme)}img,video,iframe,.reading-progress,.toast,.toc-float-btn,.toc-drawer,.toc-drawer-overlay{transition:opacity .3s ease,transform .3s ease}body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);line-height:1.6;min-height:100vh}a{color:var(--text-primary);text-decoration:none;transition:opacity .2s}a:hover{opacity:.7}.post-detail-content a,.post-excerpt a,.comment-content a,.guestbook-content a{text-decoration:underline;text-underline-offset:.25em;text-decoration-thickness:.08em;text-decoration-color:var(--text-gray);transition:all .2s}.post-detail-content a:hover,.post-excerpt a:hover,.comment-content a:hover,.guestbook-content a:hover{text-decoration-color:var(--text-primary);opacity:1}.login-page{min-height:100vh;display:flex;position:relative;overflow:hidden}.login-background{position:absolute;top:0;left:0;right:0;bottom:0;background-size:cover;background-position:center;transition:opacity 1s ease}.login-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,#000000d9,#0009,#000000d9)}.login-content{position:relative;z-index:10;width:100%;display:flex;flex-direction:column;justify-content:center;align-items:center;padding:40px}.login-brand{text-align:center;margin-bottom:60px}.login-brand h1{font-size:3rem;font-weight:300;letter-spacing:.2em;margin-bottom:12px}.login-brand p{color:var(--text-secondary);font-size:.9rem;letter-spacing:.3em;text-transform:uppercase}.login-box{width:100%;max-width:380px;background:var(--bg-glass, rgba(10, 10, 10, .9));backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--border);padding:48px;position:relative}.login-box:before{content:"";position:absolute;top:-1px;right:40px;width:80px;height:1px;background:var(--text-primary)}.login-box:after{content:"";position:absolute;bottom:-1px;left:40px;width:80px;height:1px;background:var(--text-primary)}.login-form .form-group{margin-bottom:28px}.login-form label{display:block;font-size:.75rem;letter-spacing:.15em;text-transform:uppercase;color:var(--text-gray);margin-bottom:10px}.login-form input{width:100%;background:transparent;border:none;border-bottom:1px solid var(--border-light);padding:12px 0;color:var(--text-primary);font-size:1rem;font-family:var(--font-sans);transition:border-color .3s}.login-form input:focus{outline:none;border-color:var(--text-primary)}.login-form input::-moz-placeholder{color:var(--text-muted)}.login-form input::placeholder{color:var(--text-muted)}.login-btn{width:100%;background:var(--text-primary);color:var(--bg-primary);border:none;padding:16px;font-size:.85rem;letter-spacing:.2em;text-transform:uppercase;cursor:pointer;margin-top:20px;transition:all .3s}.login-btn:hover{background:var(--accent-hover)}.login-bg-toggle{position:absolute;bottom:40px;right:40px;z-index:20}.btn-outline{background:transparent;border:1px solid var(--border-light);color:var(--text-secondary);padding:12px 24px;font-size:.75rem;letter-spacing:.15em;text-transform:uppercase;cursor:pointer;transition:all .3s}.btn-outline:hover{border-color:var(--text-primary);color:var(--text-primary)}.taiji-toggle{position:absolute;bottom:40px;right:40px;z-index:20;width:48px;height:48px;cursor:pointer;opacity:.6;transition:opacity .3s;padding:8px}.taiji-toggle:hover{opacity:1}.taiji{width:100%;height:100%;border-radius:50%;background:linear-gradient(to bottom,#fff 50%,#000 50%);position:relative;box-shadow:0 0 20px #fff3;animation:taiji-rotate 20s linear infinite}.taiji:before,.taiji:after{content:"";position:absolute;width:50%;height:50%;border-radius:50%}.taiji:before{top:0;left:25%;background:#000;border:6px solid #ffffff;box-sizing:border-box}.taiji:after{bottom:0;left:25%;background:#fff;border:6px solid #000000;box-sizing:border-box}@keyframes taiji-rotate{0%{transform:rotate(0)}to{transform:rotate(360deg)}}[data-bg=palace] .taiji{box-shadow:0 0 30px #ffc8644d}.navbar{position:fixed;top:0;left:0;right:0;z-index:100;background:var(--bg-glass, rgba(10, 10, 10, .95));backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--border);transition:transform .3s cubic-bezier(.4,0,.2,1);will-change:transform}.navbar-inner{max-width:1400px;margin:0 auto;padding:0 40px;display:flex;justify-content:space-between;align-items:center;height:70px}.nav-brand{font-size:1.1rem;font-weight:500;letter-spacing:.1em}.nav-brand span{color:var(--text-gray)}.nav-menu{display:flex;gap:48px;list-style:none}.nav-menu a{font-size:.85rem;letter-spacing:.1em;text-transform:uppercase;color:var(--text-secondary);position:relative;padding-bottom:4px}.nav-menu a:after{content:"";position:absolute;bottom:0;left:0;width:0;height:1px;background:var(--text-primary);transition:width .3s}.nav-menu a:hover:after,.nav-menu a.active:after{width:100%}.nav-menu a:hover,.nav-menu a.active{color:var(--text-primary)}.nav-user{display:flex;align-items:center;gap:20px}.nav-avatar{width:36px;height:36px;background:var(--bg-card);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:.9rem;cursor:pointer;transition:border-color .3s;-webkit-user-select:none;-moz-user-select:none;user-select:none}.nav-avatar:hover{border-color:var(--text-primary)}.calendar{padding:8px 0}.calendar-header{display:grid;grid-template-columns:repeat(7,1fr);text-align:center;margin-bottom:8px}.calendar-header span{font-size:.75rem;color:var(--text-gray);padding:8px 0}.calendar-body{display:grid;grid-template-columns:repeat(7,1fr);gap:4px}.calendar-day{aspect-ratio:1;display:flex;align-items:center;justify-content:center;font-size:.85rem;color:var(--text-secondary);cursor:default;transition:all .2s;position:relative}.calendar-day.empty{cursor:default}.calendar-day.has-posts{cursor:pointer;color:var(--text-primary);font-weight:500}.calendar-day.has-posts:after{content:"";position:absolute;bottom:4px;width:4px;height:4px;background:var(--accent);border-radius:50%}.calendar-day.has-posts:hover{background:var(--bg-hover)}.calendar-day.today{border:1px solid var(--accent)}.calendar-tooltip{position:absolute;bottom:100%;left:50%;transform:translate(-50%);background:var(--bg-card);-webkit-backdrop-filter:var(--backdrop);backdrop-filter:var(--backdrop);border:1px solid var(--border);padding:6px 10px;font-size:.75rem;white-space:nowrap;z-index:100;opacity:0;visibility:hidden;transition:all .2s;pointer-events:none}.calendar-day.has-posts:hover .calendar-tooltip{opacity:1;visibility:visible}.theme-switcher-wrapper{position:relative}.theme-current{width:28px;height:28px;border-radius:50%;background:var(--bg-card);border:2px solid var(--border-light);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .3s}.theme-current:hover{border-color:var(--text-secondary)}.theme-current:before{content:"";width:12px;height:12px;border-radius:50%;background:var(--text-primary)}.theme-selector{position:absolute;top:100%;right:0;margin-top:8px;background:var(--bg-glass);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--border);border-radius:8px;padding:8px;min-width:140px;box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(-10px);transition:all .2s;z-index:1000}.theme-selector.show{opacity:1;visibility:visible;transform:translateY(0)}.theme-option{display:flex;align-items:center;gap:10px;padding:10px 12px;cursor:pointer;border-radius:4px;transition:all .2s;color:var(--text-secondary);font-size:.9rem}.theme-option:hover,.theme-option.active{background:var(--bg-hover);color:var(--text-primary)}.theme-dot{width:16px;height:16px;border-radius:50%;flex-shrink:0}.glass{background:var(--bg-glass);backdrop-filter:var(--backdrop);-webkit-backdrop-filter:var(--backdrop);border:1px solid var(--border)}.form-section,.widget,.post-item,.member-card,.guestbook-item,.comment-item,.stat-card,.admin-item{background:var(--bg-card, rgba(20, 20, 20, .7));border:1px solid var(--border, rgba(255, 255, 255, .1));transition:background-color .3s,border-color .3s}@supports (backdrop-filter: blur(20px)) or (-webkit-backdrop-filter: blur(20px)){.form-section,.widget,.post-item,.member-card,.guestbook-item,.comment-item,.stat-card,.admin-item{backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%)}}.user-menu-hover{position:relative}.user-dropdown-hover{position:absolute;top:100%;right:0;margin-top:8px;min-width:160px;background:var(--bg-card);border:1px solid var(--border);box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(-10px);transition:all .2s;z-index:1000}.user-menu-hover:hover .user-dropdown-hover{opacity:1;visibility:visible;transform:translateY(0)}.user-dropdown-hover .dropdown-item{display:block;padding:12px 16px;color:var(--text-secondary);font-size:.9rem;transition:all .2s;border-bottom:1px solid var(--border)}.user-dropdown-hover .dropdown-item:last-child{border-bottom:none}.user-dropdown-hover .dropdown-item:hover{background:var(--bg-hover);color:var(--text-primary)}.page{padding-top:70px;min-height:100vh}.container{max-width:1200px;margin:0 auto;padding:0 40px}.page-header-section{padding:80px 0 60px;border-bottom:1px solid var(--border);margin-bottom:60px}.page-title{font-size:2.5rem;font-weight:300;letter-spacing:.05em;margin-bottom:16px}.page-subtitle{color:var(--text-gray);font-size:1rem;letter-spacing:.1em}.main-layout{display:grid;grid-template-columns:1fr 300px;gap:80px}.posts-section{position:relative}.posts-section:before{content:"";position:absolute;left:-40px;top:0;bottom:0;width:1px;background:var(--border)}.post-item{padding:40px 0 40px 40px;border-bottom:1px solid var(--border);position:relative}.post-item:before{content:"";position:absolute;left:-3px;top:48px;width:6px;height:6px;background:var(--text-gray);transition:background .3s}.post-item:hover:before{background:var(--text-primary)}.post-meta-line{display:flex;gap:20px;margin-bottom:16px;font-size:.75rem;letter-spacing:.1em;text-transform:uppercase}.post-category{color:var(--text-secondary);border:1px solid var(--border);padding:4px 12px}.post-date{color:var(--text-gray);line-height:24px}.post-title{font-size:1.6rem;font-weight:500;margin-bottom:16px;line-height:1.4}.post-title a:hover{opacity:.8}.post-excerpt{color:var(--text-secondary);line-height:1.8;margin-bottom:20px}.post-footer-line{display:flex;justify-content:space-between;font-size:.85rem;color:var(--text-gray)}.sidebar{position:sticky;top:100px;height:-moz-fit-content;height:fit-content}.widget{background:var(--bg-card);border:1px solid var(--border);padding:32px;margin-bottom:24px;position:relative}.widget:before{content:"";position:absolute;top:0;left:0;width:40px;height:2px;background:var(--text-primary)}.widget-title{font-size:.8rem;letter-spacing:.15em;text-transform:uppercase;color:var(--text-gray);margin-bottom:20px}.widget-content{color:var(--text-secondary);font-size:.95rem;line-height:1.7}.user-info-large{text-align:center}.user-avatar-large{width:80px;height:80px;background:var(--bg-primary);border:1px solid var(--border);margin:0 auto 20px;display:flex;align-items:center;justify-content:center;font-size:2rem}.user-name{font-size:1.2rem;margin-bottom:8px}.user-role{font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;color:var(--text-gray);margin-bottom:16px}.user-bio{font-size:.9rem;color:var(--text-secondary)}.btn{display:inline-flex;align-items:center;gap:8px;background:var(--text-primary);color:var(--bg-primary);border:none;padding:14px 28px;font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;cursor:pointer;transition:all .3s}.btn:hover{opacity:.9}.btn-secondary{background:transparent;border:1px solid var(--border-light);color:var(--text-secondary)}.btn-secondary:hover{border-color:var(--text-primary);color:var(--text-primary)}.btn-sm{padding:10px 18px;font-size:.75rem}.btn-danger{background:transparent;border:1px solid #444;color:#888}.btn-danger:hover{border-color:#f44;color:#f44}.btn-success{background:var(--text-primary);color:var(--bg-primary)}.post-detail{max-width:800px;margin:0 auto;padding:60px 0}.post-detail-header{margin-bottom:60px;padding-bottom:40px;border-bottom:1px solid var(--border)}.post-detail-meta{display:flex;gap:24px;margin-bottom:24px;font-size:.85rem;color:var(--text-gray)}.post-detail-title{font-size:2.5rem;font-weight:400;line-height:1.3;margin-bottom:30px}.post-detail-content{font-size:1.1rem;line-height:2;color:var(--text-secondary)}.post-detail-content p{margin-bottom:28px}.post-detail-content h2{font-size:1.5rem;font-weight:500;color:var(--text-primary);margin:48px 0 24px;padding-bottom:16px;border-bottom:1px solid var(--border)}.post-detail-content ul,.post-detail-content ol{margin-bottom:28px;padding-left:28px}.post-detail-content li{margin-bottom:12px}.post-detail-content code{background:var(--bg-card);padding:3px 8px;font-family:var(--font-mono);font-size:.9rem;color:var(--text-primary)}.post-detail-content pre{background:var(--bg-card);padding:24px;overflow-x:auto;margin-bottom:28px;border-left:2px solid var(--text-primary)}.post-detail-content pre code{background:none;padding:0}.post-timeline{position:relative;margin:40px 0 60px;padding-left:24px}.timeline-line{position:absolute;left:5px;top:8px;bottom:0;width:1px;background:var(--border)}.timeline-item{position:relative;display:flex;align-items:center;gap:16px}.timeline-dot{position:absolute;left:-24px;top:6px;width:11px;height:11px;background:var(--bg-primary);border:2px solid var(--text-gray);border-radius:50%}.timeline-content{display:flex;align-items:center;gap:12px}.timeline-label{font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;color:var(--text-gray);padding:4px 10px;border:1px solid var(--border)}.timeline-date{font-size:.9rem;color:var(--text-secondary)}.post-nav{margin-top:60px;padding-top:40px;border-top:1px solid var(--border)}.comments-section{margin-top:80px;padding-top:60px;border-top:1px solid var(--border)}.comments-title{font-size:1.2rem;font-weight:400;margin-bottom:32px;letter-spacing:.05em}.comment-item{padding:28px 0;border-bottom:1px solid var(--border)}.comment-header{display:flex;justify-content:space-between;margin-bottom:12px}.comment-author{font-weight:500;color:var(--text-primary)}.comment-date{font-size:.85rem;color:var(--text-gray)}.comment-content{color:var(--text-secondary);line-height:1.8}.form-section{background:var(--bg-card);border:1px solid var(--border);padding:40px;margin-top:40px}.form-group{margin-bottom:28px}.form-group label{display:block;font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;color:var(--text-gray);margin-bottom:12px}.form-group input,.form-group textarea,.form-group select{width:100%;background:var(--bg-primary, #0a0a0a);border:1px solid var(--border, rgba(255,255,255,.1));padding:14px 18px;color:var(--text-primary, #ffffff);font-size:1rem;font-family:var(--font-sans);transition:all .3s}.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--text-primary, #ffffff);background:var(--bg-primary, #0a0a0a)}.form-group textarea{resize:vertical;line-height:1.7}.form-group input::-moz-placeholder,.form-group textarea::-moz-placeholder{color:var(--text-muted, #444444);opacity:.7}.form-group input::placeholder,.form-group textarea::placeholder{color:var(--text-muted, #444444);opacity:.7}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:24px}.form-hint{font-size:.85rem;color:var(--text-gray);margin-top:8px}.guestbook-layout{display:grid;grid-template-columns:1fr 1.5fr;gap:60px}.guestbook-form-section{position:sticky;top:100px;height:-moz-fit-content;height:fit-content}.guestbook-list{max-height:800px;overflow-y:auto}.guestbook-item{background:var(--bg-card);border:1px solid var(--border);padding:28px;margin-bottom:20px}.guestbook-header{display:flex;justify-content:space-between;margin-bottom:16px;padding-bottom:16px;border-bottom:1px solid var(--border)}.guestbook-author{font-weight:500}.guestbook-date{font-size:.85rem;color:var(--text-gray)}.guestbook-content{color:var(--text-secondary);line-height:1.8}.about-layout{max-width:800px;margin:0 auto}.about-intro{text-align:center;margin-bottom:80px}.about-avatar{width:120px;height:120px;background:var(--bg-card);border:1px solid var(--border);margin:0 auto 32px;display:flex;align-items:center;justify-content:center;font-size:3rem}.about-intro h2{font-size:2rem;font-weight:400;margin-bottom:12px}.about-intro p{color:var(--text-gray);letter-spacing:.1em;text-transform:uppercase;font-size:.85rem}.about-content-block{background:var(--bg-card);border:1px solid var(--border);padding:48px;margin-bottom:32px}.about-content-block h3{font-size:1rem;letter-spacing:.15em;text-transform:uppercase;color:var(--text-gray);margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid var(--border)}.about-content-block p{color:var(--text-secondary);line-height:2;margin-bottom:16px}.members-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:20px}.member-card{background:var(--bg-primary);border:1px solid var(--border);padding:24px;text-align:center}.member-avatar{width:60px;height:60px;background:var(--bg-card);border:1px solid var(--border);margin:0 auto 16px;display:flex;align-items:center;justify-content:center;font-size:1.5rem}.member-name{font-weight:500;margin-bottom:4px}.member-role{font-size:.75rem;color:var(--text-gray);letter-spacing:.1em;text-transform:uppercase}.admin-layout{max-width:1000px;margin:0 auto}.admin-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:48px;padding-bottom:24px;border-bottom:1px solid var(--border)}.admin-title{font-size:1.5rem;font-weight:400}.admin-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:48px}.stat-card{background:var(--bg-card);border:1px solid var(--border);padding:28px;text-align:center}.stat-value{font-size:2.5rem;font-weight:300;margin-bottom:8px}.stat-label{font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;color:var(--text-gray)}.admin-tabs{display:flex;gap:4px;margin-bottom:32px;border-bottom:1px solid var(--border)}.admin-tab{background:transparent;border:none;color:var(--text-gray);padding:16px 24px;font-size:.85rem;letter-spacing:.1em;text-transform:uppercase;cursor:pointer;border-bottom:2px solid transparent;transition:all .3s}.admin-tab:hover{color:var(--text-secondary)}.admin-tab.active{color:var(--text-primary);border-bottom-color:var(--text-primary)}.admin-content{display:none}.admin-content.active{display:block}.admin-section-title{font-size:1rem;letter-spacing:.1em;text-transform:uppercase;color:var(--text-gray);margin-bottom:24px}.admin-item{background:var(--bg-card);border:1px solid var(--border);padding:24px;margin-bottom:16px}.admin-item-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.status-badge{font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;padding:4px 10px;border:1px solid}.status-badge.pending{color:#f5a623;border-color:#f5a623}.status-badge.published{color:#7ed321;border-color:#7ed321}.status-badge.draft{color:var(--text-gray);border-color:var(--border-light)}.role-badge{font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;padding:4px 10px;background:var(--bg-primary);border:1px solid var(--border)}.role-badge.admin{color:var(--text-primary);border-color:var(--text-primary)}.admin-actions{display:flex;gap:12px;margin-top:16px}.user-avatar-small{width:40px;height:40px;background:var(--bg-primary);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:1rem}.bg-preview{width:100%;height:200px;background-size:cover;background-position:center;border:1px solid var(--border);margin-bottom:24px}.bg-input-group{display:flex;gap:12px;margin-bottom:16px}.bg-input-group input{flex:1}.empty-state{text-align:center;padding:80px 20px;color:var(--text-gray)}.search-empty-state{text-align:center;padding:80px 20px;color:var(--text-gray);animation:fadeInUp .5s ease}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.search-empty-icon{font-size:4rem;margin-bottom:24px;opacity:.4;animation:float 3s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.search-empty-state h3{font-size:1.3rem;font-weight:400;color:var(--text-primary);margin-bottom:12px}.search-empty-state>p{font-size:.95rem;color:var(--text-secondary);margin-bottom:24px}.search-suggestions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-bottom:32px}.search-suggestions a{padding:10px 20px;background:var(--bg-card);border:1px solid var(--border);border-radius:24px;font-size:.9rem;color:var(--text-secondary);transition:all .2s}.search-suggestions a:hover{background:var(--text-primary);color:var(--bg-primary);border-color:var(--text-primary);transform:translateY(-2px)}.search-empty-action{padding-top:24px;border-top:1px solid var(--border)}.search-empty-action p{font-size:.9rem;color:var(--text-gray)}.search-empty-action a{color:var(--text-primary);text-decoration:underline;text-underline-offset:.2em}.toast{position:fixed;bottom:100px;left:50%;transform:translate(-50%) translateY(20px);background:var(--bg-glass, rgba(10, 10, 10, .95));backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid var(--border-light);padding:16px 32px;color:var(--text-primary);font-size:.9rem;letter-spacing:.05em;z-index:2000;opacity:0;transition:all .3s;pointer-events:none}.toast.show{opacity:1;transform:translate(-50%) translateY(0)}.toast.error{border-color:#f44;color:#f66}.footer{border-top:1px solid var(--border);padding:40px 0;margin-top:120px;text-align:center}.footer p{font-size:.8rem;letter-spacing:.1em;color:var(--text-gray)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--border)}::-webkit-scrollbar-thumb:hover{background:var(--border-light)}@media (max-width: 900px){.main-layout,.guestbook-layout{grid-template-columns:1fr}.sidebar{position:static;margin-top:60px}.nav-menu{display:none}.posts-section:before{display:none}.post-item{padding-left:0}.post-item:before{display:none}.admin-stats{grid-template-columns:repeat(2,1fr)}}@media (max-width: 600px){.login-box{padding:32px 24px}.container,.navbar-inner{padding:0 20px}.post-detail-title{font-size:1.8rem}.form-row,.admin-stats{grid-template-columns:1fr}.admin-tabs{flex-wrap:wrap}}.reading-progress{position:fixed;top:0;left:0;width:0%;height:3px;background:linear-gradient(90deg,#e74c3c,#e67e22,#f1c40f,#27ae60,#3498db,#9b59b6);z-index:1000;transition:width .1s linear;box-shadow:0 0 10px #e74c3c66}@media (prefers-reduced-motion: reduce){.reading-progress{background:var(--text-primary);box-shadow:none}}.back-to-top{position:fixed;bottom:40px;right:40px;width:48px;height:48px;background:var(--bg-glass, var(--bg-card));backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid var(--border);color:var(--text-primary);display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;visibility:hidden;transition:all .3s;z-index:99;font-size:1.2rem}.back-to-top:hover{background:var(--text-primary);color:var(--bg-primary);transform:translateY(-4px)}.back-to-top.visible{opacity:1;visibility:visible}.toc-sidebar{position:fixed;left:40px;top:120px;width:200px;max-height:calc(100vh - 160px);overflow-y:auto;opacity:0;visibility:hidden;transition:all .3s}.toc-sidebar.visible{opacity:1;visibility:visible}.toc-title{font-size:.75rem;text-transform:uppercase;letter-spacing:.1em;color:var(--text-gray);margin-bottom:16px;padding-bottom:8px;border-bottom:1px solid var(--border)}.toc-list{list-style:none}.toc-list li{margin:8px 0}.toc-list a{display:block;font-size:.85rem;color:var(--text-secondary);border-left:2px solid transparent;padding:4px 0 4px 12px;transition:all .2s}.toc-list a:hover{color:var(--text-primary);border-left-color:var(--border-light)}.toc-list a.active{color:var(--text-primary);border-left-color:var(--text-primary)}.toc-list .toc-h2{padding-left:12px}.toc-list .toc-h3{padding-left:24px;font-size:.8rem}pre{background:var(--bg-secondary);border:1px solid var(--border);border-radius:4px;padding:20px;overflow-x:auto;margin:24px 0}code{font-family:var(--font-mono);font-size:.9em;background:var(--bg-secondary);padding:2px 6px;border-radius:3px}pre code{background:none;padding:0;border-radius:0}pre[data-language]:before{content:attr(data-language);display:block;font-size:.75rem;color:var(--text-gray);margin-bottom:12px;text-transform:uppercase;letter-spacing:.05em}.image-lightbox{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000f2;display:flex;align-items:center;justify-content:center;z-index:10000;opacity:0;visibility:hidden;transition:all .3s;cursor:zoom-out}.image-lightbox.active{opacity:1;visibility:visible}.image-lightbox img{max-width:90%;max-height:90%;-o-object-fit:contain;object-fit:contain;transform:scale(.9);transition:transform .3s}.image-lightbox.active img{transform:scale(1)}.image-lightbox-close{position:absolute;top:20px;right:20px;color:#fff;font-size:2rem;cursor:pointer;width:48px;height:48px;display:flex;align-items:center;justify-content:center}.post-detail-content img{cursor:zoom-in;transition:transform .3s}.post-detail-content img:hover{transform:scale(1.01)}.post-actions{display:flex;gap:16px;padding:32px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);margin:48px 0}.post-action-btn{display:flex;align-items:center;gap:8px;padding:12px 24px;background:transparent;border:1px solid var(--border);color:var(--text-secondary);font-size:.9rem;cursor:pointer;transition:all .3s}.post-action-btn:hover{border-color:var(--text-primary);color:var(--text-primary)}.post-action-btn.active{background:var(--text-primary);color:var(--bg-primary);border-color:var(--text-primary)}.post-action-btn svg{width:18px;height:18px}.post-tags{display:flex;flex-wrap:wrap;gap:8px;margin:24px 0}.post-tag{display:inline-block;padding:6px 14px;background:var(--bg-secondary);border:1px solid var(--border);font-size:.8rem;color:var(--text-secondary);transition:all .2s}.post-tag:hover{border-color:var(--text-primary);color:var(--text-primary)}.related-posts{margin-top:64px;padding-top:48px;border-top:1px solid var(--border)}.related-posts-title{font-size:1.1rem;font-weight:500;margin-bottom:24px;letter-spacing:.05em}.related-posts-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.related-post-card{padding:20px;border:1px solid var(--border);transition:all .3s}.related-post-card:hover{border-color:var(--text-primary);transform:translateY(-4px)}.related-post-card .post-date{font-size:.75rem;color:var(--text-gray);margin-bottom:8px}.related-post-card .post-title{font-size:.95rem;line-height:1.5;margin-bottom:12px}.related-post-card .post-excerpt{font-size:.85rem;color:var(--text-secondary);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.reading-stats{display:flex;gap:24px;font-size:.8rem;color:var(--text-gray);margin-top:16px}.reading-stats span{display:flex;align-items:center;gap:6px}.toc-float-btn{position:fixed;bottom:100px;right:20px;width:56px;height:56px;background:var(--bg-card);border:1px solid var(--border);border-radius:50%;color:var(--text-primary);display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:98;opacity:0;visibility:hidden;transform:scale(.8);transition:all .3s cubic-bezier(.34,1.56,.64,1);box-shadow:var(--shadow)}.toc-float-btn.visible{opacity:1;visibility:visible;transform:scale(1)}.toc-float-btn:hover{background:var(--text-primary);color:var(--bg-primary);transform:scale(1.05)}.toc-float-btn:active{transform:scale(.95)}.toc-drawer-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:1001;opacity:0;visibility:hidden;transition:all .3s}.toc-drawer-overlay.open{opacity:1;visibility:visible}.toc-drawer{position:fixed;top:0;right:-320px;width:320px;max-width:85vw;height:100vh;background:var(--bg-card);border-left:1px solid var(--border);z-index:1002;display:flex;flex-direction:column;transition:right .3s cubic-bezier(.4,0,.2,1);box-shadow:-5px 0 30px #0000004d}.toc-drawer.open{right:0}.toc-drawer-header{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;border-bottom:1px solid var(--border)}.toc-drawer-header h4{font-size:1rem;font-weight:500;letter-spacing:.1em;text-transform:uppercase;color:var(--text-gray)}.toc-drawer-header button{width:36px;height:36px;background:transparent;border:1px solid var(--border);color:var(--text-secondary);font-size:1.2rem;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center}.toc-drawer-header button:hover{border-color:var(--text-primary);color:var(--text-primary)}.toc-drawer-content{flex:1;overflow-y:auto;padding:16px 0}.toc-drawer-content a{display:block;padding:12px 24px;color:var(--text-secondary);font-size:.9rem;border-left:3px solid transparent;transition:all .2s;line-height:1.5}.toc-drawer-content a:hover{background:var(--bg-hover);color:var(--text-primary)}.toc-drawer-content a.active{border-left-color:var(--text-primary);color:var(--text-primary);background:var(--bg-hover)}.toc-drawer-content .toc-h3{padding-left:40px;font-size:.85rem;color:var(--text-gray)}.image-skeleton{position:relative;background:linear-gradient(135deg,var(--bg-hover),var(--bg-card));overflow:hidden}.image-skeleton:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(90deg,transparent 0%,rgba(255,255,255,.03) 50%,transparent 100%);animation:shimmer 1.5s infinite}@keyframes shimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}.image-skeleton img{width:100%;height:100%;-o-object-fit:cover;object-fit:cover;opacity:0;transition:opacity .4s ease}.image-skeleton img.loaded{opacity:1}.image-container-16-9{aspect-ratio:16 / 9}.image-container-4-3{aspect-ratio:4 / 3}.image-container-1-1{aspect-ratio:1 / 1}[data-theme=dark] .post-detail-content img,[data-theme=red] .post-detail-content img{filter:brightness(.9) contrast(1.05);transition:filter .3s ease,opacity .4s ease}[data-theme=dark] .post-detail-content img:hover,[data-theme=red] .post-detail-content img:hover{filter:brightness(1) contrast(1)}@media (max-width: 1200px){.toc-sidebar{display:none}.toc-float-btn.visible{display:flex}.related-posts-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 768px){.back-to-top{bottom:20px;right:20px;width:44px;height:44px}.related-posts-grid{grid-template-columns:1fr}.post-actions{flex-wrap:wrap}.post-action-btn{flex:1;justify-content:center}}