.pjax-bar{position:fixed;top:0;left:0;height:3px;width:0;z-index:300;opacity:0;background:linear-gradient(90deg,var(--accent),var(--accent-2));box-shadow:0 0 8px var(--accent);transition:width .2s,opacity .3s}.nav{position:fixed;top:0;left:50%;transform:translateX(-50%);z-index:201;width:100%;max-width:var(--maxw);height:var(--top-h);display:flex;align-items:center;gap:14px;padding:0 20px;background:var(--surface);box-shadow:var(--shadow)}.logo{display:flex;align-items:center;gap:6px;font-size:19px;font-weight:700;letter-spacing:.04em;color:var(--strong)}.logo .icon{width:20px;height:20px;color:var(--accent)}.logo b{color:var(--accent)}.nav-mid{display:flex;align-items:center;gap:10px;margin-left:6px}.nav-search{margin-left:auto;width:205px;display:flex;align-items:center;gap:8px;height:32px;padding:0 14px;border:0;border-radius:var(--radius);background:var(--bg);color:var(--muted);font:inherit;font-size:13px;cursor:pointer}.nav-search:hover{color:var(--accent)}.nav-right{margin-left:auto;display:flex;align-items:center;gap:6px;min-height:1px}.read-bar{position:fixed;top:var(--top-h);left:50%;transform:translateX(-50%);width:100%;max-width:var(--maxw);height:3px;z-index:202;display:none}.read-bar.on{display:block}.read-bar-fill{display:block;height:100%;width:0;border-radius:0 2px 2px 0;background:linear-gradient(90deg,var(--accent),var(--accent-2));box-shadow:0 0 6px var(--accent-soft)}.iconbtn{background:0 0;border:0;color:var(--text);cursor:pointer;padding:8px;border-radius:6px;display:inline-flex;align-items:center}.iconbtn:hover{color:var(--accent);background:var(--accent-soft)}.nav-burger,html:not([data-theme=dark]) .theme-sun,html[data-theme=dark] .theme-moon{display:none}.container{display:grid;width:100%;max-width:var(--maxw);margin:var(--top-h) auto 0;min-height:calc(100vh - var(--top-h));grid-template-columns:240px 1fr 240px;background:var(--bg);position:relative;z-index:1}.sidebar{background:var(--surface);box-shadow:var(--shadow);position:sticky;top:var(--top-h);height:calc(100vh - var(--top-h));display:flex;flex-direction:column;overflow:hidden;scrollbar-width:none}.right{background:var(--surface);box-shadow:var(--shadow)}.main{min-width:0;padding:20px 20px 10px;display:flex;flex-direction:column}.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px}.side-scroll{flex:1;overflow-y:auto;overflow-x:hidden;scrollbar-width:none}.side-scroll::-webkit-scrollbar{display:none}.profile{padding:18px 15px 8px;text-align:center}.avatar{width:96px;height:96px;border-radius:50%;margin:6px auto 12px;overflow:hidden;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:32px;background:linear-gradient(135deg,var(--accent),var(--accent-2));cursor:pointer;animation:4s ease-in-out infinite light;transition:transform .5s}.avatar:hover{transform:scale(1.15) rotate(720deg)}.avatar img{width:100%;height:100%;object-fit:cover}.pname{font-weight:700;font-size:16px;color:var(--strong)}.pbio{font-size:13px;color:var(--muted);margin:6px 0 2px;min-height:1.4em;word-break:break-all}.left-menu{padding:4px 10px 12px}.menu-item{border-radius:5px;margin:5px 0;color:var(--text)}.menu-link{display:flex;align-items:center;justify-content:space-between;padding:6px 10px;border-radius:5px;cursor:pointer;transition:background-color .2s}.menu-link:hover{background:var(--active)}.menu-link.active{background:var(--active);color:var(--accent)}.menu-main{display:flex;align-items:center;gap:10px}.menu-main .icon{width:20px;height:20px;color:var(--muted)}.menu-link.active .icon,.menu-link:hover .icon{color:var(--accent)}.menu-caret{transition:transform .3s;color:var(--muted)}.menu-item.open .menu-caret{transform:rotate(90deg)}.submenu{overflow:hidden;max-height:0;opacity:.3;padding:0 3px;border-radius:5px;background:var(--bg);transition:max-height .45s,opacity .45s}.menu-item.open .submenu{max-height:1200px;opacity:1}.submenu a{display:flex;align-items:center;justify-content:space-between;padding:6px 10px 6px 30px;border-radius:5px;color:var(--text);font-size:13px}.submenu a:hover{background:var(--active);color:var(--accent)}.submenu a span{color:var(--muted);font-size:12px}.left-bar{margin:10px;display:flex;align-items:center;justify-content:space-around;gap:4px;padding:5px;border-radius:5px;background:var(--surface);box-shadow:var(--shadow);border:1px solid var(--border)}.right{display:block;padding:14px 18px 18px}#tocPanel{position:sticky;top:62px}#tocPanel .toc-list{max-height:calc(100vh - 150px);overflow-y:auto}.right::-webkit-scrollbar{display:none}.segmented{position:relative;display:flex;align-items:center;height:35px;border-radius:15px;background:var(--bg);box-shadow:var(--shadow);overflow:hidden;margin-bottom:8px}.segmented .slider{position:absolute;left:0;top:4px;height:79%;border-radius:15px;background:var(--surface);box-shadow:var(--shadow);transition:transform .3s;z-index:1}.segmented button{flex:1;z-index:2;display:flex;align-items:center;justify-content:center;background:0 0;border:0;color:var(--text);cursor:pointer;height:100%;transition:color .3s}.segmented button.active{color:var(--accent)}.tabs-wrap{position:relative;min-height:190px}.tab-pane{display:none}.tab-pane.active{display:block;animation:.4s pageFade}.tab-item{display:flex;align-items:center;gap:14px;margin:6px 0 16px;cursor:pointer}.tab-thumb{width:40px;height:40px;border-radius:20%;flex:none;background-size:cover;background-position:center;background-image:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:var(--shadow)}.tab-meta{min-width:0;flex:1;overflow:hidden}.tab-title{display:block;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.tab-date{display:block;margin-top:3px;font-size:12px;color:var(--muted)}.tab-item:hover .tab-title{color:var(--accent)}.r-panel{margin-top:6px}.r-panel-title{font-size:14px;color:var(--strong);font-weight:700}.r-panel-body{background:var(--panel);box-shadow:var(--shadow);margin:12px 0 18px;padding:14px 12px}.binfo{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;opacity:.9}.binfo:last-child{margin-bottom:0}.binfo b{font-weight:400}.binfo .num{background:var(--soft);color:var(--text);border-radius:4px;padding:3px 7px;font-size:12px;line-height:1}.tagcloud a{display:inline-block;padding:3px 6px;margin:2px;font-size:12px;border-radius:4px;color:var(--text);transition:.2s;line-height:1.8}.tagcloud a:hover{background:var(--soft);color:var(--accent)}.toc-list{font-size:13px;line-height:1.6}.toc-list ol{list-style:none;margin:0;padding:0}.toc-list .toc-child{padding-left:12px}.toc-list .toc-link{display:block;padding:5px 9px;border-radius:6px;color:var(--text);transition:color .15s,background .15s;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.toc-list .toc-level-2>.toc-link{font-weight:600;color:var(--strong)}.toc-list .toc-link:hover{background:var(--active);color:var(--accent)}.toc-list .toc-link.toc-active{color:var(--accent);background:var(--accent-soft);font-weight:600}.footer{margin-top:auto;padding:20px 4px 6px;color:var(--muted);font-size:13px;text-align:center;line-height:1.9}.backtop{position:fixed;right:24px;bottom:24px;width:42px;height:42px;border-radius:50%;border:0;background:var(--surface);color:var(--text);box-shadow:var(--shadow);cursor:pointer;display:none;align-items:center;justify-content:center;z-index:200}.backtop.show{display:inline-flex}.backtop:hover{color:var(--accent)}.sidebar-mask{display:none;position:fixed;inset:var(--top-h) 0 0 0;background:rgba(0,0,0,.35);z-index:55}.sidebar-mask.show{display:block}@media(max-width:767px){.container,.nav,.read-bar{max-width:100%}.nav{padding-right:14px}.container{grid-template-columns:1fr}.right{display:none}.nav-burger{display:inline-flex}.nav-search span{display:none}.nav-search{width:auto}.sidebar{position:fixed;left:0;top:var(--top-h);bottom:0;width:280px;max-width:84vw;z-index:60;transform:translateX(-100%);transition:transform .3s;height:calc(100vh - var(--top-h))}.sidebar.open{transform:none}.main{padding:14px}}@media(min-width:768px) and (max-width:991px){.container,.nav,.read-bar{max-width:750px}.container{grid-template-columns:200px 1fr}.right{display:none}}@media(min-width:992px) and (max-width:1199px){.container,.nav,.read-bar{max-width:970px}.container{grid-template-columns:220px 1fr 240px}}@media(min-width:1200px) and (max-width:1699px){.container,.nav,.read-bar{max-width:1170px}.container{grid-template-columns:240px 1fr 240px}}@media(min-width:1700px) and (max-width:2047px){.container,.nav,.read-bar{max-width:1450px}.container{grid-template-columns:260px 1fr 280px}.nav-search{width:245px}}@media(min-width:2048px){.container,.nav,.read-bar{max-width:1620px}.container{grid-template-columns:280px 1fr 300px}.nav-search{width:265px}}.nav-pet{position:absolute;bottom:7px;left:0;width:30px;height:28px;cursor:grab;z-index:5;touch-action:none;display:flex;align-items:flex-end;justify-content:center}.nav-pet.grab{cursor:grabbing}.pet-hop{display:flex;align-items:flex-end;justify-content:center}.pet-hop.hop{animation:.8s petHop}.pet-hop.jump{animation:.55s petJump}.pet-body{position:relative;width:28px;height:24px;border-radius:50% 50% 42% 42%/62% 62% 40% 40%;background:linear-gradient(160deg,var(--accent),var(--accent-2));box-shadow:inset 0 -3px 5px rgba(0,0,0,.14),0 2px 5px rgba(0,0,0,.12);animation:2.4s ease-in-out infinite petBreathe}.pet-hop.hop .pet-body,.pet-hop.jump .pet-body{animation:.8s petSquash}.pet-face{position:absolute;top:6px;display:flex;flex-direction:column;align-items:center;gap:2px}.nav-pet[data-dir="r"] .pet-face{right:5px;left:auto}.nav-pet[data-dir="l"] .pet-face{left:5px;right:auto}.pet-eyes{display:flex;gap:2.5px}.pet-eye{width:3px;height:4.5px;border-radius:50%;background:rgba(0,0,0,.65);animation:4s infinite petBlink}.pet-mouth{width:4px;height:2px;border-bottom:1.5px solid rgba(0,0,0,.5);border-radius:0 0 4px 4px}.nav-pet[data-mood=happy] .pet-eye{width:5px;height:3px;background:0 0;border-bottom:1.8px solid rgba(0,0,0,.7);border-radius:0 0 60% 60%;animation:none}.nav-pet[data-mood=happy] .pet-mouth{width:7px;height:3.5px;border-bottom-width:1.6px}.nav-pet[data-mood=surprised] .pet-eye{width:4.5px;height:5.5px;animation:none}.nav-pet[data-mood=surprised] .pet-mouth{width:4px;height:4px;border:1.5px solid rgba(0,0,0,.5);border-radius:50%}.nav-pet[data-mood=cute] .pet-eye{width:5px;height:3px;background:0 0;border-bottom:1.8px solid rgba(0,0,0,.7);border-radius:0 0 60% 60%;animation:none}.nav-pet[data-mood=cute] .pet-mouth{width:5px;height:4px;border:1.5px solid rgba(0,0,0,.5);border-top:none;border-radius:0 0 50% 50%}.pet-shadow{position:absolute;bottom:-2px;left:50%;transform:translateX(-50%);width:20px;height:4px;border-radius:50%;background:rgba(0,0,0,.12);filter:blur(1px)}.pet-bubble{position:absolute;top:calc(100% + 9px);left:50%;transform:translateX(-50%) scale(.8);white-space:nowrap;background:var(--card);color:var(--text);border:1px solid var(--border);padding:4px 10px;border-radius:12px;font-size:12px;box-shadow:var(--shadow);opacity:0;visibility:hidden;transition:opacity .2s,transform .2s;pointer-events:none}.pet-bubble.show{opacity:1;visibility:visible;transform:translateX(-50%) scale(1)}.pet-bubble::after{content:'';position:absolute;bottom:100%;left:50%;transform:translateX(-50%);border:5px solid transparent;border-bottom-color:var(--card)}@keyframes petBreathe{0%,100%{transform:scale(1,1)}50%{transform:scale(1.05,.95)}}@keyframes petBlink{0%,100%,90%{transform:scaleY(1)}95%{transform:scaleY(.12)}}@keyframes petHop{0%,100%{transform:translateY(0)}45%{transform:translateY(-13px)}}@keyframes petJump{0%,100%{transform:translateY(0)}40%{transform:translateY(-15px)}}@keyframes petSquash{0%,100%{transform:scale(1)}15%{transform:scale(1.15,.85)}45%{transform:scale(.92,1.12)}80%{transform:scale(1.04,.96)}}@media(max-width:767px){.nav-pet{display:none}}.pet-scene{position:absolute;bottom:0;left:0;height:var(--top-h);border-radius:0;overflow:hidden;z-index:1;pointer-events:none;-webkit-mask-image:linear-gradient(90deg,transparent 10px,rgba(0,0,0,.05) 33px,rgba(0,0,0,.22) 55px,rgba(0,0,0,.55) 85px,rgba(0,0,0,.82) 115px,rgba(0,0,0,.96) 138px,#000 160px,#000 calc(100% - 160px),rgba(0,0,0,.96) calc(100% - 138px),rgba(0,0,0,.82) calc(100% - 115px),rgba(0,0,0,.55) calc(100% - 85px),rgba(0,0,0,.22) calc(100% - 55px),rgba(0,0,0,.05) calc(100% - 33px),transparent calc(100% - 10px));mask-image:linear-gradient(90deg,transparent 10px,rgba(0,0,0,.05) 33px,rgba(0,0,0,.22) 55px,rgba(0,0,0,.55) 85px,rgba(0,0,0,.82) 115px,rgba(0,0,0,.96) 138px,#000 160px,#000 calc(100% - 160px),rgba(0,0,0,.96) calc(100% - 138px),rgba(0,0,0,.82) calc(100% - 115px),rgba(0,0,0,.55) calc(100% - 85px),rgba(0,0,0,.22) calc(100% - 55px),rgba(0,0,0,.05) calc(100% - 33px),transparent calc(100% - 10px))}.pet-scene i{display:none}.pet-scene .lm{display:none;position:absolute;bottom:5px;left:24%;pointer-events:none}.pet-scene.scene-beach .lm-beach{display:block;height:32px}.pet-scene.scene-forest .lm-forest,.pet-scene.scene-snow .lm-snow{display:block;height:29px}.pet-scene.scene-ocean .lm-ocean{display:block;height:26px}.pet-scene.scene-sakura .lm-sakura{display:block;height:31px}.pet-scene.scene-dusk .lm-dusk{display:block;height:24px;bottom:0;left:16%}.pet-scene.scene-night .lm-night{display:block;height:22px;bottom:0;left:16%}.scene-beach{background:radial-gradient(circle at 92% 11px,rgba(255,224,138,.42) 13px,transparent 14px),radial-gradient(circle at 92% 11px,#ffe08a 5px,#ffc94d 6.5px,transparent 7.5px),radial-gradient(ellipse 14px 4.5px at 16% 12px,#fff,transparent 65%),radial-gradient(ellipse 10px 3.5px at 36% 17px,#fff,transparent 65%),radial-gradient(ellipse 13px 4.5px at 64% 13px,#fff,transparent 65%),linear-gradient(transparent calc(58% - 1px),rgba(96,170,210,.5) 58%,transparent calc(58% + 1.5px)),linear-gradient(180deg,#ade 0,#c4e6f1 30%,#e2f0f5 56%,#f3dca8 58%,#ead08a 78%,#d8bb6f 100%);background-repeat:no-repeat}.scene-forest{background:radial-gradient(circle at 10% 11px,rgba(255,224,138,.4) 11px,transparent 12px),radial-gradient(circle at 10% 11px,#ffe08a 5px,transparent 6px),radial-gradient(circle at 50% 100%,#6fb47c 8px,transparent 9px),radial-gradient(circle at 50% 100%,#3f9159 10px,transparent 11px),linear-gradient(180deg,#cdeffe 0,#d7f2ed 30%,#e5f7df 55%,#b9e0a8 58%,#8ccd84 80%,#6cb96c 100%);background-size:auto,auto,28px 14px,22px 18px,auto;background-position:0 0,0 0,center bottom 12px,center bottom,0 0;background-repeat:no-repeat,no-repeat,repeat-x,repeat-x,no-repeat}.scene-night{background:radial-gradient(circle at 92% 11px,rgba(255,255,255,.22) 13px,transparent 14px),radial-gradient(circle at 92% 11px,#fff 5px,#dfe6ff 6.5px,transparent 7.5px),radial-gradient(circle,#fff 1.1px,transparent 1.7px),radial-gradient(circle,rgba(255,255,255,.85) .8px,transparent 1.3px),radial-gradient(circle,#cdd6ff 1px,transparent 1.5px),radial-gradient(circle,rgba(255,255,255,.6) .7px,transparent 1.1px),radial-gradient(circle,#fff 1.4px,transparent 2px),linear-gradient(180deg,#1d2c5a 0,#2b3a6b 35%,#3a4c80 58%,#283254 62%,#15203d 100%);background-size:auto,auto,79px 43px,61px 37px,103px 51px,53px 31px,137px 61px,auto;background-position:0 0,0 0,5px 7px,33px 20px,18px 12px,49px 5px,86px 27px,0 0;background-repeat:no-repeat,no-repeat,repeat,repeat,repeat,repeat,repeat,no-repeat}.scene-meadow{background:radial-gradient(circle at 10% 11px,rgba(255,224,138,.4) 11px,transparent 12px),radial-gradient(circle at 10% 11px,#ffe08a 5px,transparent 6px),radial-gradient(ellipse 12px 4px at 60% 14px,#fff,transparent 65%),radial-gradient(ellipse 10px 3.5px at 80% 19px,#fff,transparent 65%),radial-gradient(circle,#ff8fb6 2.2px,transparent 3px),radial-gradient(circle,#ffd166 1.8px,transparent 2.5px),radial-gradient(circle,#fff 1.5px,transparent 2.2px),linear-gradient(180deg,#b8e3f3 0,#d4eef2 35%,#e2f1d8 58%,#92cf86 62%,#6cb96c 100%);background-size:auto,auto,auto,auto,34px 14px,42px 14px,50px 14px,auto;background-position:0 0,0 0,0 0,0 0,bottom 4px left 8px,bottom 5px left 22px,bottom 6px left 38px,0 0;background-repeat:no-repeat,no-repeat,no-repeat,no-repeat,repeat-x,repeat-x,repeat-x,no-repeat}.scene-snow{background:radial-gradient(circle at 92% 11px,rgba(255,244,214,.5) 13px,transparent 14px),radial-gradient(circle at 92% 11px,#fff4d6 5px,transparent 6px),radial-gradient(circle at 50% 100%,#d8e6f1 10px,transparent 11px),radial-gradient(circle,#fff 1.5px,transparent 2.1px),radial-gradient(circle,rgba(255,255,255,.8) 1px,transparent 1.5px),radial-gradient(circle,#fff 1.2px,transparent 1.8px),radial-gradient(circle,rgba(255,255,255,.6) .8px,transparent 1.3px),linear-gradient(180deg,#c6e1f4 0,#dceffa 35%,#f3f8fc 58%,#fff 62%,#eef3f7 100%);background-size:auto,auto,50px 18px,67px 41px,47px 33px,91px 53px,37px 27px,auto;background-position:0 0,0 0,center bottom 14px,5px 6px,28px 19px,15px 11px,44px 4px,0 0;background-repeat:no-repeat,no-repeat,repeat-x,repeat,repeat,repeat,repeat,no-repeat}.scene-ocean{background:radial-gradient(circle at 90% 11px,rgba(255,232,154,.45) 13px,transparent 14px),radial-gradient(circle at 90% 11px,#ffe89a 5px,#ffd86b 6.5px,transparent 7.5px),radial-gradient(circle at 50% 100%,rgba(255,255,255,.6) 7px,transparent 8px),radial-gradient(circle at 50% 100%,rgba(255,255,255,.35) 9px,transparent 10px),linear-gradient(180deg,#bdeef7 0,#d8f4f7 30%,#86d6e2 56%,#41b6cf 70%,#2399bd 100%);background-size:auto,auto,26px 14px,40px 20px,auto;background-position:0 0,0 0,center bottom,center bottom 6px,0 0;background-repeat:no-repeat,no-repeat,repeat-x,repeat-x,no-repeat}.scene-sakura{background:radial-gradient(circle at 90% 11px,rgba(255,240,176,.5) 13px,transparent 14px),radial-gradient(circle at 90% 11px,#fff0b0 5px,transparent 6px),radial-gradient(ellipse 3px 2px,#ff8fbe 60%,transparent 72%),radial-gradient(circle,#ffabd0 1.8px,transparent 2.4px),radial-gradient(ellipse 2.4px 1.6px,rgba(255,150,195,.85) 60%,transparent 72%),radial-gradient(circle,#ffc6dd 2px,transparent 2.6px),radial-gradient(circle,rgba(255,170,205,.7) 1.4px,transparent 2px),linear-gradient(180deg,#ffdcec 0,#ffe8f2 35%,#fff2f7 58%,#edc9dc 62%,#dcb3cc 100%);background-size:auto,auto,71px 43px,53px 37px,89px 51px,47px 61px,67px 29px,auto;background-position:0 0,0 0,3px 5px,31px 22px,17px 9px,44px 33px,60px 14px,0 0;background-repeat:no-repeat,no-repeat,repeat,repeat,repeat,repeat,repeat,no-repeat}.scene-dusk{background:radial-gradient(circle at 88% 12px,rgba(255,200,140,.45) 14px,transparent 15px),radial-gradient(circle at 88% 12px,#ffd9a0 5px,#ffb877 6.5px,transparent 7.5px),radial-gradient(circle,rgba(255,255,255,.9) 1px,transparent 1.5px),radial-gradient(circle,rgba(255,255,255,.6) .7px,transparent 1.1px),radial-gradient(circle,rgba(255,255,255,.8) .9px,transparent 1.4px),linear-gradient(180deg,#5b4fb0 0,#7d6fcf 28%,#b69ad8 52%,#e2bcd6 70%,#f3cdb6 100%);background-size:auto,auto,83px 47px,59px 35px,113px 39px,auto;background-position:0 0,0 0,7px 6px,35px 18px,20px 10px,0 0;background-repeat:no-repeat,no-repeat,repeat,repeat,repeat,no-repeat}