.app-tabbar,.app-back,.app-title,.app-pull{display:none}
.app-sheet{display:none}
.app-install{display:flex;flex-direction:column;gap:10px;padding:16px 18px;border-radius:18px;border:1px solid var(--ui-line,var(--border));background:var(--bg-2)}
.app-install[hidden],.app-install-actions [hidden]{display:none}
.app-install-title{font-size:15px;font-weight:650}
.app-install-text{font-size:13px;line-height:1.6;color:var(--text-3)}
.app-install-actions{display:flex;gap:8px;flex-wrap:wrap}
@media(max-width:768px){
 :root{--tabbar-h:56px;--tabbar-total:calc(var(--tabbar-h) + env(safe-area-inset-bottom))}
 html{-webkit-tap-highlight-color:transparent;-webkit-text-size-adjust:100%}
 a,button,label,summary{touch-action:manipulation}
 body.ui{padding-bottom:var(--tabbar-total);padding-left:env(safe-area-inset-left);padding-right:env(safe-area-inset-right)}
 body.ui input:not([type=checkbox]):not([type=radio]):not(.fx-calc-input),body.ui select,body.ui textarea{font-size:16px}
 .hamburger,.mobile-nav{display:none!important}
 .navbar{view-transition-name:app-navbar}
 html.app-sub .nav-logo{display:none}
 html.app-sub .app-back{display:inline-flex;align-items:center;justify-content:center;flex:none;width:36px;height:36px;margin-left:-8px;border:0;border-radius:10px;background:none;color:var(--text);cursor:pointer}
 html.app-sub .app-back:active{background:var(--bg-1)}
 html.app-sub .app-title{display:block;flex:1;min-width:0;font-size:16px;font-weight:650;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
 .app-tabbar{position:fixed;left:0;right:0;bottom:0;z-index:180;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));height:var(--tabbar-total);padding:0 env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);box-sizing:border-box;background:var(--glass,rgba(255,255,255,.95));-webkit-backdrop-filter:saturate(180%) blur(18px);backdrop-filter:saturate(180%) blur(18px);border-top:1px solid var(--ui-line,var(--border));view-transition-name:app-tabbar;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}
 .app-tab{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;min-width:0;height:var(--tabbar-h);padding:0;border:0;background:none;font:inherit;font-size:10.5px;font-weight:600;color:var(--text-3);text-decoration:none;cursor:pointer}
 .app-tab svg{width:23px;height:23px}
 .app-tab.active{color:var(--accent)}
 .app-tab:active{opacity:.6}
 html.kb-open .app-tabbar{display:none}
 html.kb-open body.ui{padding-bottom:0}
 body.ui .fab{bottom:calc(var(--tabbar-total) + 14px)}
 .pf-mobilebar{bottom:var(--tabbar-total);padding-bottom:12px}
 html.kb-open .pf-mobilebar{bottom:0}
 .app-sheet{position:fixed;inset:auto 0 0;width:100%;max-width:none;max-height:80vh;margin:0;padding:0;border:0;border-radius:20px 20px 0 0;background:var(--bg-2);color:inherit;box-sizing:border-box;overflow:auto;overscroll-behavior:contain}
 .app-sheet[open]{display:block;animation:app-sheet-in .24s cubic-bezier(.2,.8,.2,1)}
 .app-sheet::backdrop{background:rgba(0,0,0,.38);animation:app-fade-in .24s ease}
 .app-sheet-body{display:flex;flex-direction:column;gap:2px;padding:8px 16px calc(16px + env(safe-area-inset-bottom))}
 .app-sheet-grip{width:38px;height:5px;margin:4px auto 10px;border-radius:3px;background:var(--border)}
 .app-sheet-title{margin:0 4px 6px;font-size:17px;font-weight:650}
 .app-sheet-link{display:flex;align-items:center;gap:12px;width:100%;min-height:50px;padding:0 6px;border:0;border-radius:12px;background:none;font:inherit;font-size:15px;font-weight:550;color:inherit;text-align:left;text-decoration:none;cursor:pointer;box-sizing:border-box}
 .app-sheet-link:active{background:var(--bg-1)}
 .app-sheet-link .ui-nav-icon{color:var(--accent)}
 .app-sheet-link .app-sheet-go{margin-left:auto;color:var(--text-3)}
 .app-sheet-link.danger{color:var(--red-text,#c5221f)}
 .app-sheet [hidden]{display:none!important}
 .app-install{margin:12px 16px 0}
 .app-sheet-sep{height:1px;margin:6px 0;background:var(--border)}
 .app-sheet-who{display:flex;align-items:center;gap:12px;padding:6px 6px 10px;font-size:16px;font-weight:650;min-width:0}
 .app-sheet-who img{width:44px;height:44px;border-radius:50%;object-fit:cover}
 .app-sheet-who span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
 .app-sheet-auth{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:6px 0 10px}
 .app-sheet-auth .btn{justify-content:center;text-align:center}
 .app-sheet-lang{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:50px;padding:0 6px;font-size:15px;font-weight:550}
 .app-sheet-lang div{display:inline-flex;gap:4px;padding:3px;border-radius:10px;background:var(--bg-1)}
 .app-sheet-lang button{min-width:64px;padding:6px 10px;border:0;border-radius:8px;background:none;font:inherit;font-size:13px;font-weight:600;color:var(--text-2);cursor:pointer}
 .app-sheet-lang button.active{background:var(--bg-2);color:var(--accent);box-shadow:0 1px 3px rgba(0,0,0,.1)}
 .app-pull{position:fixed;top:calc(env(safe-area-inset-top) + var(--nav-h,60px));left:50%;z-index:190;display:flex;align-items:center;justify-content:center;width:36px;height:36px;margin-left:-18px;border-radius:50%;background:var(--bg-2);box-shadow:0 2px 10px rgba(0,0,0,.16);color:var(--accent);opacity:0;pointer-events:none}
 .app-pull svg{width:20px;height:20px}
 .app-pull.spin svg{animation:app-spin .8s linear infinite}
 html.is-standalone{overscroll-behavior-y:none}
}
@media(min-width:769px){html.is-standalone.app-sub .app-back{display:inline-flex;align-items:center;justify-content:center;flex:none;width:36px;height:36px;border:0;border-radius:10px;background:none;color:inherit;cursor:pointer}}
@keyframes app-sheet-in{from{transform:translateY(100%)}to{transform:none}}
@keyframes app-fade-in{from{opacity:0}to{opacity:1}}
@keyframes app-spin{to{transform:rotate(360deg)}}
@media(max-width:768px) and (prefers-reduced-motion:no-preference){@view-transition{navigation:auto}}
@media(prefers-reduced-motion:reduce){.app-sheet[open],.app-sheet::backdrop,.app-pull.spin svg{animation:none}}
html[data-theme=dark]{color-scheme:dark;--bg:#101114;--bg-1:#17181c;--bg-2:#1e1f24;--bg-3:#26272d;--bg-4:#303138;--border:rgba(255,255,255,.09);--border-2:rgba(255,255,255,.14);--border-3:rgba(255,255,255,.24);--text:#f2f2f5;--text-2:#d0d0d6;--text-3:#a3a3ab;--text-4:#77777f;--accent:#2b87ec;--accent-hover:#4a9af0;--accent-dim:rgba(43,135,236,.16);--accent-glow:rgba(43,135,236,.26);--green-dim:rgba(40,205,65,.14);--red-dim:rgba(255,59,48,.15);--amber-dim:rgba(255,149,0,.15);--cyan-dim:rgba(50,173,230,.14);--shadow-sm:0 1px 3px rgba(0,0,0,.4);--shadow:0 4px 14px rgba(0,0,0,.45);--shadow-md:0 8px 28px rgba(0,0,0,.5);--shadow-lg:0 20px 52px rgba(0,0,0,.55);--ui-line:rgba(255,255,255,.09);--ui-shadow:0 2px 8px rgba(0,0,0,.35);--glass:rgba(23,24,28,.86);--veil:rgba(255,255,255,.07);--line:rgba(255,255,255,.1);--tint-blue:#17263a;--tint-amber:#33280f;--tint-green:#14301f;--tint-red:#3a1b1b;--tint-line:rgba(255,255,255,.14);--cal-class:#17301f;--cal-test:#33260f;--cal-revision:#2a1d33;--cal-exam:#361c20;--cal-break:#16283b;--blue-text:#7fbcff;--amber-text:#f5c26b;--green-text:#6fd98b;--red-text:#ff9b94}
html[data-theme=dark] body{background:var(--bg);color:var(--text)}
html[data-theme=dark] img[src$=".svg"]:not(.nav-avatar){filter:none}
html[data-theme=dark] .leaflet-tile{filter:invert(1) hue-rotate(180deg) brightness(.92) contrast(.88)}
.app-share,.app-edge{display:none}
@media(max-width:768px){
 html.app-sub .app-share:not([hidden]){display:inline-flex;align-items:center;justify-content:center;flex:none;width:36px;height:36px;border:0;border-radius:10px;background:none;color:var(--text);cursor:pointer}
 html.app-sub .app-share:active{background:var(--bg-1)}
 .app-edge{position:fixed;top:50%;left:-44px;z-index:185;display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;background:var(--bg-2);color:var(--text-3);box-shadow:none;transform:translate(0,-50%);transition:transform .2s ease,background .12s ease,color .12s ease;pointer-events:none}
 .app-edge svg{width:22px;height:22px}
 .app-edge.moving{box-shadow:var(--shadow-md);transition:background .12s ease,color .12s ease}
 .app-edge.ready{background:var(--accent);color:#fff}
 ::view-transition-old(root){animation:app-vt-out .2s ease both}
 ::view-transition-new(root){animation:app-vt-in .24s cubic-bezier(.2,.8,.2,1) both}
 html:active-view-transition-type(back)::view-transition-old(root){animation:app-vt-back-out .2s ease both}
 html:active-view-transition-type(back)::view-transition-new(root){animation:app-vt-back-in .24s cubic-bezier(.2,.8,.2,1) both}
}
@keyframes app-vt-out{to{opacity:0;transform:translateX(-24px)}}
@keyframes app-vt-in{from{opacity:0;transform:translateX(32px)}}
@keyframes app-vt-back-out{to{opacity:0;transform:translateX(32px)}}
@keyframes app-vt-back-in{from{opacity:0;transform:translateX(-24px)}}
@media(prefers-reduced-motion:reduce){.app-edge{transition:none}::view-transition-old(root),::view-transition-new(root){animation:none}}
.app-notify{flex-direction:column;margin:0 0 14px;border-color:var(--accent-glow);background:var(--accent-dim)}
.app-notify .app-install-text{color:var(--text-2)}
.home-page>.app-notify{width:min(1200px,calc(100% - 32px));margin:16px auto 0;box-sizing:border-box}
#profile-wrap~.app-notify,.container>.app-notify{margin-top:16px}
.app-install-actions[hidden]{display:none}
.has-push-dot{position:relative}
.nav-avatar-wrap.has-push-dot::after{content:'';position:absolute;top:0;left:24px;width:9px;height:9px;border:2px solid var(--bg-2);border-radius:50%;background:#e5484d}
.user-menu-push{display:block;width:100%;padding:8px 12px;border:0;border-radius:8px;background:var(--accent-dim);font:inherit;font-size:14px;font-weight:600;color:var(--accent);text-align:left;cursor:pointer}
.user-menu-push[hidden]{display:none}
@media(max-width:768px){
 .app-tab.has-push-dot::after{content:'';position:absolute;top:8px;left:calc(50% + 7px);width:8px;height:8px;border:2px solid var(--bg-2);border-radius:50%;background:#e5484d}
 .app-sheet-push{margin-bottom:6px;background:var(--accent-dim)}
 .app-sheet-push small{display:block;margin-top:1px;font-size:12px;font-weight:400;color:var(--text-3)}
 .home-page>.app-notify{margin:12px 16px 0;width:auto}
}
.nav-bell{position:relative;display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;margin-right:6px;border-radius:10px;color:var(--text-2)}
.nav-bell:hover{background:var(--bg-1)}
.app-count{min-width:18px;height:18px;padding:0 5px;border-radius:9px;background:#e5484d;box-sizing:border-box;font-size:11px;font-weight:700;line-height:18px;color:#fff;text-align:center}
.app-count[hidden]{display:none}
.nav-bell .app-count{position:absolute;top:-2px;right:-4px}
#nav-user{display:flex;align-items:center}
.app-sheet-link .app-count{margin-left:auto}
.app-sheet-link .app-count+.app-sheet-go{margin-left:8px}
.app-tab{position:relative}
.app-tab-count{position:absolute;top:4px;left:calc(50% + 6px)}
@media(max-width:768px){.nav-bell{display:none}}