/* UZ Video — clean, YouTube-style UI. Responsive: desktop sidebar → rail → mobile drawer + glass tab bar. */
:root{
  --bg:#fff;--bg2:#f7f7f7;--ink:#0f0f0f;--mute:#606060;--acc:#065fd4;--acc-soft:rgba(6,95,212,.12);--brand:#2f7bff;
  --chip:#f2f2f2;--chip2:#e5e5e5;--hover:#f2f2f2;--line:#e5e5e5;--danger:#d93025;
  --glass:rgba(255,255,255,.66);--glass-edge:rgba(255,255,255,.7);--glass-shadow:0 10px 30px rgba(0,0,0,.14),0 1px 0 rgba(255,255,255,.6) inset;
  --bar:rgba(255,255,255,.86);--top:56px;--r:12px;
  --font:Roboto,system-ui,-apple-system,"SF Pro Text","PingFang TC","Noto Sans TC","Microsoft JhengHei",Arial,sans-serif;
  color-scheme:light;
}
@media(prefers-color-scheme:dark){:root:not([data-theme=light]){
  --bg:#0f0f0f;--bg2:#181818;--ink:#f1f1f1;--mute:#aaa;--acc:#3ea6ff;--acc-soft:rgba(62,166,255,.18);
  --chip:#272727;--chip2:#3f3f3f;--hover:#272727;--line:#303030;--danger:#ff6b6b;
  --glass:rgba(34,34,38,.58);--glass-edge:rgba(255,255,255,.16);--glass-shadow:0 10px 30px rgba(0,0,0,.5),0 1px 0 rgba(255,255,255,.14) inset;--bar:rgba(15,15,15,.86);color-scheme:dark}}
:root[data-theme=dark]{
  --bg:#0f0f0f;--bg2:#181818;--ink:#f1f1f1;--mute:#aaa;--acc:#3ea6ff;--acc-soft:rgba(62,166,255,.18);
  --chip:#272727;--chip2:#3f3f3f;--hover:#272727;--line:#303030;--danger:#ff6b6b;
  --glass:rgba(34,34,38,.58);--glass-edge:rgba(255,255,255,.16);--glass-shadow:0 10px 30px rgba(0,0,0,.5),0 1px 0 rgba(255,255,255,.14) inset;--bar:rgba(15,15,15,.86);color-scheme:dark}

@media(prefers-color-scheme:dark){:root:not([data-theme=light]) .mark img{filter:invert(1)}}
:root[data-theme=dark] .mark img{filter:invert(1)}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-padding-top:calc(var(--top) + env(safe-area-inset-top))}
body{margin:0;min-height:100vh;min-height:100dvh;font:14px/1.5 var(--font);color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{touch-action:manipulation}
img{max-width:100%}
h1{font-size:22px;line-height:30px;font-weight:700;margin:0 0 16px}
h2{font-size:18px;line-height:26px;font-weight:700;margin:24px 0 12px}
:focus-visible{outline:2px solid var(--acc);outline-offset:2px}
.vh{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.i{width:24px;height:24px;flex:none;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.i.f{fill:currentColor;stroke:none}
.sub,.mute{color:var(--mute);font-size:13px;line-height:18px}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.sp{flex:1;min-width:0}

/* ---------- header ---------- */
#top{position:fixed;inset:0 0 auto 0;z-index:50;height:calc(var(--top) + env(safe-area-inset-top));padding:env(safe-area-inset-top) max(16px,env(safe-area-inset-right)) 0 max(16px,env(safe-area-inset-left));display:flex;align-items:center;gap:4px;background:var(--bg);background:var(--bar);-webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px)}
.icon{display:inline-grid;place-items:center;width:40px;height:40px;padding:0;border:0;background:none;border-radius:50%;cursor:pointer;color:var(--ink);flex:none;transition:background .15s}
.icon:hover{background:var(--hover)}.icon:active{background:var(--chip2)}
.logo{display:flex;align-items:center;gap:6px;margin:0 auto 0 4px;font-weight:700;font-size:20px;letter-spacing:-.6px;flex:none}

.mark{display:block;line-height:0}.mark img{display:block;height:26px;width:auto}

#search{display:flex;flex:0 1 640px;min-width:0;margin:0 auto 0 40px}
#search input{flex:1;min-width:0;height:40px;padding:0 16px;border:1px solid var(--line);border-right:0;border-radius:40px 0 0 40px;background:var(--bg);box-shadow:inset 0 1px 2px rgba(0,0,0,.04);outline:0;font-size:16px}
#search input:focus{border-color:var(--acc)}
.sbtn{width:64px;height:40px;display:grid;place-items:center;border:1px solid var(--line);border-radius:0 40px 40px 0;background:var(--chip);cursor:pointer}
.sbtn:hover{background:var(--chip2)}
#search input::-webkit-search-cancel-button{-webkit-appearance:none}
#sopen,#sback{display:none}
#actions{display:flex;gap:4px;align-items:center;margin-left:auto}
.acct{position:relative}
.acct>button{width:40px;height:40px;padding:0;border:0;background:none;border-radius:50%;cursor:pointer;display:grid;place-items:center}
.pop{position:absolute;right:0;top:48px;min-width:280px;padding:8px 0;border-radius:12px;background:var(--bg);border:1px solid var(--line);box-shadow:0 8px 30px rgba(0,0,0,.2);display:none}
.acct.open .pop{display:block;animation:pop .15s ease}
@keyframes pop{from{opacity:0;transform:translateY(-4px)}}
.pop .ph{display:flex;gap:12px;align-items:center;padding:8px 16px 12px;border-bottom:1px solid var(--line);margin-bottom:8px}
.pop a,.pop button.pi{display:flex;gap:16px;align-items:center;width:100%;padding:0 16px;height:40px;border:0;background:none;text-align:left;cursor:pointer;font-size:14px}
.pop a:hover,.pop button.pi:hover{background:var(--hover)}

/* ---------- buttons / inputs ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:36px;padding:0 16px;border:0;border-radius:999px;background:var(--chip);color:var(--ink);font-weight:500;font-size:14px;line-height:1;white-space:nowrap;cursor:pointer;transition:background .15s,transform .1s,opacity .15s;flex:none}
.btn .i{width:20px;height:20px}
.btn:hover{background:var(--chip2)}.btn:active{transform:scale(.97)}
.btn.pri{background:var(--acc);color:#fff}.btn.pri:hover{filter:brightness(1.1);background:var(--acc)}
.btn.inv{background:var(--ink);color:var(--bg)}.btn.inv:hover{background:var(--ink);opacity:.85}
.btn.on{background:var(--chip2)}.btn.on .i{fill:currentColor}
.btn.sign{background:none;border:1px solid var(--line);color:var(--acc)}.btn.sign:hover{background:var(--acc-soft)}
.btn.danger{color:var(--danger)}
.btn.txt.on{background:none;color:var(--acc)}
.btn.txt{background:none}.btn.txt:hover{background:var(--hover)}
.btn.sm{height:32px;padding:0 12px;font-size:13px}
.btn[disabled]{opacity:.5;pointer-events:none}
input,select,textarea{width:100%;border:1px solid var(--line);background:var(--bg);border-radius:10px;padding:0 12px;height:40px;outline:0;transition:border-color .15s}
input:focus,select:focus,textarea:focus{border-color:var(--acc)}
textarea{height:auto;min-height:88px;padding:10px 12px;resize:vertical}
input[type=file]{height:auto;padding:8px 12px}input[type=checkbox]{width:auto;height:auto;accent-color:var(--acc)}
.err{color:var(--danger);font-size:13px;min-height:1em}
.card{background:var(--bg2);border:1px solid var(--line);border-radius:var(--r);padding:16px}

/* ---------- sidebar ---------- */
#side{position:fixed;z-index:45;top:calc(var(--top) + env(safe-area-inset-top));bottom:0;left:0;width:240px;padding:12px 12px 24px;overflow-y:auto;overscroll-behavior:contain;background:var(--bg);scrollbar-width:thin}
#side a{display:flex;align-items:center;gap:20px;height:40px;padding:0 12px;margin:1px 0;border-radius:10px;font-size:14px;white-space:nowrap}
#side a:hover{background:var(--hover)}
#side a.cur{background:var(--chip);font-weight:500}#side a.cur .i{fill:currentColor;fill-opacity:.18}
#side h4{margin:0;padding:12px 12px 6px;color:var(--mute);font-size:13px;font-weight:500}
#side hr{border:0;border-top:1px solid var(--line);margin:12px 0 4px}
#side .dhead{display:none}
#side a.logo{height:auto;padding:0;gap:6px;margin:0 0 0 4px;border-radius:0}#side a.logo:hover{background:none}
html[data-nav=full] main{padding-left:calc(240px + 24px)}
html[data-nav=rail] main{padding-left:calc(72px + 24px)}
html[data-side=rail] #side{width:72px;padding:4px 4px}
html[data-side=rail] #side a{flex-direction:column;justify-content:center;gap:6px;height:auto;padding:16px 0 14px;font-size:10px;line-height:12px;margin:0}
html[data-side=rail] #side a:not(.core),html[data-side=rail] #side h4,html[data-side=rail] #side hr{display:none}
html[data-side=drawer] #side{top:0;bottom:0;z-index:70;width:min(300px,86vw);padding:calc(env(safe-area-inset-top) + 0px) 12px 24px;transform:translateX(-102%);visibility:hidden;transition:transform .26s cubic-bezier(.2,0,0,1),visibility .26s;background:var(--bg);box-shadow:0 0 40px rgba(0,0,0,.25)}
html.nav[data-side=drawer] #side{transform:none;visibility:visible}
html[data-side=drawer] #side .dhead{display:flex;align-items:center;gap:4px;height:var(--top);margin:0 -4px 4px}
html[data-side=drawer] #side .dhead .logo{margin:0 0 0 4px}
html.nav[data-side=drawer]{overflow:hidden}
html.loading::before{content:'';position:fixed;top:0;left:0;height:3px;width:100%;background:var(--brand);z-index:100;transform-origin:0 50%;animation:ld 1.4s cubic-bezier(.1,.7,.2,1) forwards}
@keyframes ld{from{transform:scaleX(0)}to{transform:scaleX(.85)}}
#scrim{position:fixed;inset:0;z-index:60;background:rgba(0,0,0,.5);opacity:0;visibility:hidden;transition:opacity .26s,visibility .26s;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}
html.nav[data-side=drawer] #scrim{opacity:1;visibility:visible}

/* ---------- main / feed ---------- */
main{padding:calc(var(--top) + env(safe-area-inset-top) + 12px) 24px 48px 24px;max-width:2000px;animation:in .22s ease;min-height:100vh}
@keyframes in{from{opacity:0;transform:translateY(4px)}}
.chips{position:sticky;top:calc(var(--top) + env(safe-area-inset-top));z-index:20;display:flex;gap:12px;overflow-x:auto;padding:12px 0;margin:0 0 8px;background:var(--bg);background:var(--bar);-webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px);scrollbar-width:none;-webkit-overflow-scrolling:touch}
.chips::-webkit-scrollbar{display:none}
.chips a{flex:none;display:inline-flex;align-items:center;height:32px;padding:0 12px;border-radius:8px;background:var(--chip);font-size:14px;font-weight:500;white-space:nowrap;transition:background .15s}
.chips a:hover{background:var(--chip2)}.chips a.cur{background:var(--ink);color:var(--bg)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:36px 16px}
.vc{display:block;min-width:0}
.vc .th{position:relative;aspect-ratio:16/9;border-radius:12px;overflow:hidden;background:var(--chip)}
.vc .th img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .3s,border-radius .2s}
@media(hover:hover){.vc:hover .th{border-radius:0}.vc:hover .th img{transform:scale(1.02)}}
.dur{position:absolute;right:6px;bottom:6px;background:rgba(0,0,0,.8);color:#fff;font-size:12px;font-weight:500;line-height:1;padding:4px 5px;border-radius:4px}
.vc .meta{display:flex;gap:12px;margin-top:12px;min-width:0}
.vc .meta>div{min-width:0}
.vc .t{font-size:16px;line-height:22px;font-weight:500;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;word-break:break-word}
.vc .sub{line-height:20px}
.av{width:36px;height:36px;border-radius:50%;flex:none;object-fit:cover;background:var(--brand);display:grid;place-items:center;color:#fff;font-weight:500;font-size:15px;overflow:hidden}
.av.lg{width:80px;height:80px;font-size:32px}.av.xl{width:128px;height:128px;font-size:52px}.av.sm{width:24px;height:24px;font-size:12px}.av.md{width:40px;height:40px}
.list{display:flex;flex-direction:column;gap:16px}
.list .vc{display:flex;gap:16px}
.list .vc .th{width:min(360px,42%);flex:none}
.list .vc .meta{margin:0;flex:1}.list .vc .meta>span{display:none}.list .vc .t{font-size:18px;line-height:26px}
.empty{display:grid;justify-items:center;gap:12px;padding:72px 16px;color:var(--mute);text-align:center}
.empty .i{width:56px;height:56px;stroke-width:1.2;opacity:.6}
.sk .th,.sk .l{background:linear-gradient(100deg,var(--chip) 30%,var(--chip2) 50%,var(--chip) 70%);background-size:200% 100%;animation:sh 1.2s linear infinite}
.sk .av{background:var(--chip);animation:none}.sk .l{height:14px;border-radius:7px;margin-bottom:8px}
@keyframes sh{to{background-position:-200% 0}}

/* ---------- watch ---------- */
.watch{display:grid;grid-template-columns:minmax(0,1fr) 402px;gap:24px;max-width:1800px;margin:0 auto}
.pw{background:#000;border-radius:12px;overflow:hidden}
.player{position:relative;aspect-ratio:16/9;max-height:calc(100dvh - var(--top) - 80px);min-height:220px;margin:0 auto;background:#000;color:#fff;user-select:none;-webkit-user-select:none}
.player video{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;display:block;background:#000}
.player:fullscreen{max-height:none;aspect-ratio:auto}.player:-webkit-full-screen{max-height:none;aspect-ratio:auto}
.bigplay{position:absolute;left:50%;top:50%;width:68px;height:68px;margin:-34px 0 0 -34px;border-radius:50%;display:grid;place-items:center;background:rgba(0,0,0,.45);-webkit-backdrop-filter:blur(12px) saturate(1.6);backdrop-filter:blur(12px) saturate(1.6);border:0;color:#fff;pointer-events:none;opacity:0;transform:scale(.9);transition:opacity .2s,transform .2s}
.bigplay .i{width:32px;height:32px;margin-left:3px}
.player.paused .bigplay{opacity:1;transform:none}
.ctl{position:absolute;left:0;right:0;bottom:0;padding:36px 12px 6px;display:flex;flex-direction:column;background:linear-gradient(transparent,rgba(0,0,0,.72));opacity:0;transition:opacity .2s;pointer-events:none}
.player.paused .ctl,.player.show .ctl{opacity:1;pointer-events:auto}
.pback{position:absolute;left:4px;top:4px;display:none;color:#fff;background:rgba(0,0,0,.35);opacity:0;transition:opacity .2s;z-index:2}
.player.paused .pback,.player.show .pback{opacity:1}
.cr{display:flex;align-items:center;gap:4px}
.cr button,.cr select{width:auto;height:36px;min-width:36px;padding:0 6px;border:0;border-radius:8px;background:none;color:#fff;cursor:pointer;display:grid;place-items:center}
.cr button:hover{background:rgba(255,255,255,.15)}
.cr select{font-size:13px;padding:0 4px;appearance:none;-webkit-appearance:none;text-align:center}.cr select option{color:#000}
.cr .tm{font-size:13px;white-space:nowrap;margin:0 auto 0 6px;font-variant-numeric:tabular-nums}
.cr .vol{width:72px}
.player input[type=range]{-webkit-appearance:none;appearance:none;background:none;border:0;padding:0;height:20px;cursor:pointer;--p:0%}
.player input[type=range]::-webkit-slider-runnable-track{height:3px;border-radius:2px;background:linear-gradient(90deg,var(--brand) var(--p),rgba(255,255,255,.35) var(--p))}
.player input[type=range]::-moz-range-track{height:3px;border-radius:2px;background:linear-gradient(90deg,var(--brand) var(--p),rgba(255,255,255,.35) var(--p))}
.player input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:13px;height:13px;margin-top:-5px;border-radius:50%;background:var(--brand);border:0;transform:scale(0);transition:transform .15s}
.player input[type=range]::-moz-range-thumb{width:13px;height:13px;border-radius:50%;background:var(--brand);border:0}
.player:hover input[type=range]::-webkit-slider-thumb,.player input[type=range]:active::-webkit-slider-thumb{transform:scale(1)}
.seek{width:100%}
.vtitle{font-size:20px;line-height:28px;font-weight:700;margin:12px 0 8px;word-break:break-word}
.vbar{display:flex;gap:12px 16px;flex-wrap:wrap;align-items:center;justify-content:space-between}
.chan{display:flex;gap:12px;align-items:center;min-width:0}
.chan>a:nth-child(2){min-width:0}.chan b{display:block;font-size:16px;font-weight:500;line-height:22px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.acts{display:flex;gap:8px;align-items:center;overflow-x:auto;scrollbar-width:none;max-width:100%;padding:2px 0}
.acts::-webkit-scrollbar{display:none}
.seg{display:inline-flex;flex:none;border-radius:999px;background:var(--chip)}
.seg .btn{background:none;border-radius:0}.seg .btn:first-child{border-radius:999px 0 0 999px;padding-right:12px}.seg .btn:last-child{border-radius:0 999px 999px 0;padding-left:12px;padding-right:14px}
.seg .btn:hover{background:var(--chip2)}.seg .btn+.btn{box-shadow:-1px 0 0 var(--chip2)}
.seg .btn.on{background:none;color:var(--acc)}
.dis .i{transform:scale(-1,-1)}
.desc{margin:12px 0;padding:12px;border-radius:12px;background:var(--chip);cursor:pointer;font-size:14px}
.desc:hover{background:var(--chip2)}
.desc .dm{font-weight:500}.desc .dt{white-space:pre-wrap;word-break:break-word;margin-top:4px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.desc.open .dt{display:block}.desc .more{display:inline-block;margin-top:4px;font-weight:500}
.cbox{display:flex;gap:12px;align-items:flex-start;margin:16px 0 24px}
.cbox .c{flex:1;min-width:0}
.cbox textarea{min-height:36px;height:36px;border:0;border-bottom:1px solid var(--line);border-radius:0;background:none;padding:6px 0;resize:none;overflow:hidden;font-size:16px}
.cbox textarea:focus{border-bottom:2px solid var(--ink)}
.cbox .go{display:none;justify-content:flex-end;gap:8px;margin-top:8px}.cbox.open .go{display:flex}
.cm{display:flex;gap:16px;margin:0 0 20px}.cm.rep{margin-left:56px}.cm.rep .av.md{width:28px;height:28px;font-size:12px}
.cm .nm{font-size:13px;font-weight:500}.cm .bd{white-space:pre-wrap;word-break:break-word;font-size:14px;line-height:20px}
.cm .ca{display:flex;gap:4px;align-items:center;margin:4px 0 0 -8px}
.rel .grid{grid-template-columns:1fr;gap:12px}
@media(min-width:1101px){
  .rel .vc{display:flex;gap:8px}.rel .vc .th{width:168px;border-radius:8px;flex:none}.rel .vc .meta{margin:0}.rel .vc .meta>span{display:none}
  .rel .vc .t{font-size:14px;line-height:20px}.rel .vc .sub{font-size:12px;line-height:18px}
}
@media(max-width:1100px){.watch{grid-template-columns:minmax(0,1fr)}.rel .grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px 16px}.rel{margin-top:24px}}

/* ---------- channel ---------- */
.banner{display:block;width:100%;aspect-ratio:6/1;min-height:100px;max-height:240px;border-radius:16px;object-fit:cover;background:linear-gradient(120deg,var(--chip2),var(--chip))}
.chead{display:flex;gap:24px;margin:16px 0 0;align-items:center}
.chead h1{margin:0;font-size:32px;line-height:40px}
.chead .cd{margin:8px 0 0;max-width:640px;word-break:break-word;color:var(--mute)}
.chead .ca{display:flex;gap:8px;margin-top:12px}
.ctabs{display:flex;border-bottom:1px solid var(--line);margin:20px 0 20px}
.ctabs span{padding:12px 16px;font-weight:500;border-bottom:2px solid var(--ink)}

/* ---------- shorts ---------- */
.shorts{display:flex;flex-direction:column;align-items:center;gap:16px}
.sh{position:relative;height:min(calc(100dvh - var(--top) - env(safe-area-inset-top) - 32px),880px);aspect-ratio:9/16;max-width:100%;border-radius:16px;overflow:hidden;background:#000;color:#fff;scroll-snap-align:center}
.sh video{width:100%;height:100%;object-fit:cover;display:block}
.sh .cap{position:absolute;left:0;right:0;bottom:0;padding:64px 16px 20px;background:linear-gradient(transparent,rgba(0,0,0,.7))}
.sh .cap b{display:block;font-size:15px;line-height:21px;font-weight:500}.sh .cap .sub{color:rgba(255,255,255,.8)}
.sh .mt{position:absolute;right:10px;top:10px;color:#fff;background:rgba(0,0,0,.35);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}
.sh .pg{position:absolute;left:0;bottom:0;height:3px;width:0;background:#fff}
html.shp{scroll-snap-type:y proximity}

/* ---------- forms / studio / admin ---------- */
.form{max-width:400px;margin:5vh auto;display:flex;flex-direction:column;gap:16px;padding:32px 28px;background:var(--bg);border-radius:16px}
.form h1{text-align:center;font-size:24px;margin:0 0 4px}
.form label{display:flex;flex-direction:column;gap:6px;font-weight:500;font-size:13px}
.form .btn.pri{height:40px;font-size:15px}
.tabs{display:flex;gap:8px;margin:0 0 20px;overflow-x:auto;scrollbar-width:none}.tabs::-webkit-scrollbar{display:none}
.tabs a{flex:none;display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:8px;background:var(--chip);font-weight:500}
.tabs a:hover{background:var(--chip2)}.tabs a.cur{background:var(--ink);color:var(--bg)}
table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);font-size:14px;vertical-align:middle}th{color:var(--mute);font-weight:500;white-space:nowrap}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px;margin-bottom:20px}.stat b{display:block;font-size:28px;line-height:36px;font-weight:700}
.bars{display:flex;align-items:flex-end;gap:8px;height:120px}.bars i{flex:1;background:var(--brand);border-radius:6px 6px 0 0;min-height:3px;opacity:.9}.bars i:hover{opacity:1}
.bar{height:6px;border-radius:6px;background:var(--chip2);overflow:hidden}.bar i{display:block;height:100%;width:0;background:var(--brand);transition:width .2s}
.sthumb{width:140px;flex:none}.sthumb .th{aspect-ratio:16/9;border-radius:10px;overflow:hidden;background:var(--chip)}.sthumb img{width:100%;height:100%;object-fit:cover;display:block}

/* ---------- toast ---------- */
#toast{position:fixed;left:50%;bottom:calc(24px + env(safe-area-inset-bottom));transform:translate(-50%,16px);padding:12px 20px;border-radius:10px;background:var(--ink);color:var(--bg);font-size:14px;opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;z-index:99;max-width:90vw;box-shadow:0 4px 20px rgba(0,0,0,.25)}
#toast.on{opacity:1;transform:translate(-50%,0)}

/* ---------- tab bar (mobile) ---------- */
#tabbar{display:none}

@media(max-width:1100px){
  .chead h1{font-size:26px;line-height:32px}
}
@media(max-width:860px){
  :root{--top:52px}
  #top{padding-left:max(8px,env(safe-area-inset-left));padding-right:max(8px,env(safe-area-inset-right))}
  #search{display:none}#sopen{display:inline-grid}
  .logo{margin-left:0;font-size:19px}
  #actions .hide-m{display:none}
  main{padding:calc(var(--top) + env(safe-area-inset-top) + 8px) 14px calc(96px + env(safe-area-inset-bottom)) 14px}
  h1{font-size:20px;line-height:28px}
  .chips{margin:0 -14px 8px;padding:10px 14px;gap:8px}
  .grid,.rel .grid{grid-template-columns:1fr;gap:20px}
  .vc .th{margin:0 -14px;border-radius:0}.vc .th img{border-radius:0}
  .vc .meta{margin-top:10px}.vc .t{font-size:15px;line-height:20px}.vc .sub{font-size:12px;line-height:18px}
  .list .vc{gap:12px}.list .vc .th{margin:0;width:42%;min-width:140px;border-radius:10px}.list .vc .th img{border-radius:10px}.list .vc .t{font-size:15px;line-height:20px}
  .pop{position:fixed;right:8px;left:8px;top:calc(var(--top) + env(safe-area-inset-top) + 4px);min-width:0}

  /* search overlay */
  html.srch #menu,html.srch .logo,html.srch #sopen,html.srch #actions{display:none}
  html.srch #sback{display:inline-grid}
  html.srch #search{display:flex;flex:1;margin:0 4px 0 0}
  html.srch #search input{border-right-width:1px;border-radius:40px;padding-right:44px}
  html.srch .sbtn{position:absolute;top:0;right:4px;z-index:1;width:40px;border:0;background:none;border-radius:50%}
  html.srch #search{position:relative;overflow:visible}
  html.srch #search input{width:100%}

  /* watch: header hides, player pins to the top like YouTube mobile */
  html.w #top{display:none}
  html.w main{padding-top:0}
  html.w .pw{position:sticky;top:0;z-index:30;margin:0 -14px;border-radius:0;padding-top:env(safe-area-inset-top)}
  html.w .player{max-height:none;min-height:0}
  html.w .pback{display:grid;top:4px}
  .vtitle{font-size:18px;line-height:24px;margin-top:12px}
  .cr .vol{display:none}
  .acts{margin:0 -14px;padding:2px 14px}
  .vbar{gap:12px}.vbar .chan{width:100%}.vbar .chan .sp{flex:1}
  .desc{margin:12px 0}
  .banner{margin:0 -14px;width:calc(100% + 28px);border-radius:0;aspect-ratio:16/5}
  .chead{gap:16px;align-items:flex-start}.chead .av.xl{width:72px;height:72px;font-size:30px}.chead h1{font-size:22px;line-height:28px}
  .form{margin:2vh auto;padding:24px 20px;border:0;background:none}
  .sthumb{width:104px}
  table{font-size:13px}th,td{padding:8px}
  #toast{bottom:calc(88px + env(safe-area-inset-bottom))}

  /* shorts go edge-to-edge and run under the glass bar */
  html.shp main{padding:calc(var(--top) + env(safe-area-inset-top)) 0 0}
  html.shp .shorts{gap:0}
  html.shp .sh{width:100%;height:calc(100dvh - var(--top) - env(safe-area-inset-top));aspect-ratio:auto;border-radius:0}
  html.shp .sh .cap{padding-bottom:calc(96px + env(safe-area-inset-bottom))}

  /* frosted-glass bottom bar */
  #tabbar{display:flex;position:fixed;z-index:55;left:0;right:0;bottom:0;padding:6px 8px calc(6px + env(safe-area-inset-bottom));justify-content:space-around;align-items:center;
    background:var(--bar);-webkit-backdrop-filter:saturate(180%) blur(28px);backdrop-filter:saturate(180%) blur(28px);border-top:.5px solid var(--line)}
  #tabbar a{flex:1;max-width:84px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;height:50px;border-radius:25px;font-size:10px;line-height:12px;font-weight:500;color:var(--mute);transition:background .2s,color .2s,transform .1s}
  #tabbar a:active{transform:scale(.94)}
  #tabbar a.cur{color:var(--acc);background:var(--acc-soft)}#tabbar a.cur .i{fill:currentColor;fill-opacity:.22}
  #tabbar a.add{flex:none;width:50px;max-width:none}
  #tabbar a.add .i{width:30px;height:30px;stroke-width:1.5}
  html.w #tabbar{display:flex}
}
/* iPhone / iPad: floating capsule of frosted glass, like the native iOS tab bar */
@media(max-width:860px){
  .ios #tabbar{left:max(14px,env(safe-area-inset-left));right:max(14px,env(safe-area-inset-right));bottom:calc(8px + env(safe-area-inset-bottom));padding:5px;border-radius:34px;
    background:var(--glass);border:.5px solid var(--glass-edge);box-shadow:var(--glass-shadow);-webkit-backdrop-filter:saturate(200%) blur(30px);backdrop-filter:saturate(200%) blur(30px)}
  .ios #tabbar a{height:52px;border-radius:28px}
  .ios #toast{bottom:calc(92px + env(safe-area-inset-bottom))}
  .ios main{padding-bottom:calc(100px + env(safe-area-inset-bottom))}
  .ios #top{background:var(--bar)}
}
@media(max-width:860px) and (min-width:600px){
  .grid,.rel .grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 16px}
  .vc .th{margin:0;border-radius:12px}.vc .th img{border-radius:12px}
  html.w .pw{margin:0 -14px}
}
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){
  #top,.chips,#tabbar,.ios #tabbar{background:var(--bg)}
}
@media(prefers-reduced-transparency:reduce){#top,.chips,#tabbar,.ios #tabbar{background:var(--bg);-webkit-backdrop-filter:none;backdrop-filter:none}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}