/* =========================================================
   Hiên Nhà – giao diện
   Sáng / tối tự đổi theo cài đặt máy của người dùng
   ========================================================= */
[hidden]{display:none!important}
:root{
  --bg:#F6F4EF; --bg-2:#EFEBE3; --surface:#FFFFFF; --surface-2:#F2EFE8; --hover:rgba(26,28,26,.05);
  --text:#1A1C1A; --text-2:#5A605B; --line:#E4DFD5; --line-2:#D6D0C4;
  --accent:#1F6B57; --on-accent:#FFFFFF; --accent-soft:#E2EEE9;
  --gold:#E3AE3F; --on-gold:#1A1C1A;
  --rose:#B4463A; --danger:#B3261E;
  --shadow:0 1px 2px rgba(20,20,10,.06),0 8px 24px rgba(20,20,10,.06);
  --overlay:rgba(20,22,20,.5);
  --sans:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --serif:Lora,Georgia,'Times New Roman',serif;
  --side-w:248px; --bar-h:76px; --tab-h:62px;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#0E1311; --bg-2:#111816; --surface:#172020; --surface-2:#1E2826; --hover:rgba(236,234,228,.06);
    --text:#ECEAE4; --text-2:#A3ACA7; --line:#25302D; --line-2:#33403C;
    --accent:#8ED3B9; --on-accent:#0E1311; --accent-soft:#1D332C;
    --gold:#E9B949; --on-gold:#17140C;
    --rose:#E8877B; --danger:#F08A80;
    --shadow:0 1px 2px rgba(0,0,0,.3),0 8px 24px rgba(0,0,0,.25);
    --overlay:rgba(0,0,0,.6);
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
    --bg:#0E1311; --bg-2:#111816; --surface:#172020; --surface-2:#1E2826; --hover:rgba(236,234,228,.06);
    --text:#ECEAE4; --text-2:#A3ACA7; --line:#25302D; --line-2:#33403C;
    --accent:#8ED3B9; --on-accent:#0E1311; --accent-soft:#1D332C;
    --gold:#E9B949; --on-gold:#17140C;
    --rose:#E8877B; --danger:#F08A80;
    --shadow:0 1px 2px rgba(0,0,0,.3),0 8px 24px rgba(0,0,0,.25);
    --overlay:rgba(0,0,0,.6);
    color-scheme:dark;
  }
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--text);font-family:var(--sans);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:var(--accent)}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
h1,h2,h3{margin:0;text-wrap:balance;letter-spacing:-.015em}
p{margin:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.spacer{flex:1}
.hint{color:var(--text-2);font-size:14px}
.hint.small{font-size:13px}
.opt{color:var(--text-2);font-weight:400}
.err{color:var(--danger);font-size:14px}
.loading{color:var(--text-2);padding:24px 0}
.stack{display:flex;flex-direction:column;gap:14px}
.stack-lg{display:flex;flex-direction:column;gap:20px}
.row-end{display:flex;gap:8px;justify-content:flex-end;align-items:center;flex-wrap:wrap}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:20px}
.eyebrow{font-size:12px;letter-spacing:.08em;text-transform:uppercase;font-weight:600;color:var(--text-2)}

/* ---------- nút ---------- */
.btn{height:42px;padding:0 18px;border-radius:12px;border:1px solid transparent;font-weight:600;font-size:14px;display:inline-flex;align-items:center;justify-content:center;gap:8px;white-space:nowrap;text-decoration:none;background:var(--surface-2);color:var(--text);transition:filter .15s,background .15s}
.btn svg{width:18px;height:18px}
.btn:hover{filter:brightness(.97)}
.btn:disabled{opacity:.5;cursor:default}
.btn-primary,.btn-ink,.btn-amber{background:var(--accent);color:var(--on-accent)}
.btn-ghost,.btn-dash{background:var(--surface);border-color:var(--line-2);color:var(--text)}
.btn-dash{border-style:dashed}
.btn-quiet{background:transparent;color:var(--text-2)}
.btn-quiet:hover{background:var(--hover);filter:none}
.btn-sm{height:34px;padding:0 12px;font-size:13px;border-radius:10px}
.btn-block{width:100%}
.linkish{background:none;border:0;padding:4px 6px;color:var(--text-2);font-size:13px;text-decoration:underline;text-underline-offset:2px}
.linkish:hover{color:var(--text)}
.more-link{background:none;border:0;padding:6px 0;color:var(--text-2);font-size:14px;font-weight:600;text-decoration:none}
.more-link:hover{color:var(--text)}
.iconbtn{width:40px;height:40px;border-radius:50%;border:0;background:transparent;color:var(--text);display:inline-flex;align-items:center;justify-content:center}
.iconbtn:hover{background:var(--hover)}
.playbtn{width:52px;height:52px;border-radius:50%;border:0;background:var(--gold);color:var(--on-gold);display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;box-shadow:0 4px 14px rgba(227,174,63,.35)}
.playbtn svg{fill:currentColor;stroke:none;width:22px;height:22px}
.playbtn.sm{width:40px;height:40px;box-shadow:none}
.playbtn.sm svg{width:18px;height:18px}

/* ---------- ô nhập ---------- */
.field{display:flex;flex-direction:column;gap:6px;font-size:14px;font-weight:600}
input,select,textarea{height:44px;border:1px solid var(--line-2);border-radius:10px;padding:0 14px;background:var(--surface);font-weight:400;font-size:15px;width:100%}
textarea{height:auto;padding:12px 14px;resize:vertical;line-height:1.5}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.select-sm{width:auto;height:38px;font-size:14px}
.check{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text-2);font-weight:500}
.check input{width:18px;height:18px;accent-color:var(--accent)}
.send{display:flex;gap:8px}
.send input{flex:1;min-width:0}

/* ---------- chip & thanh chọn ---------- */
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chips button{height:36px;padding:0 14px;border-radius:18px;border:1px solid var(--line-2);background:var(--surface);color:var(--text);font-size:14px;font-weight:500;white-space:nowrap}
.chips button:hover{background:var(--surface-2)}
.chips button[aria-pressed="true"]{background:var(--text);color:var(--bg);border-color:var(--text)}
.seg{display:inline-flex;background:var(--surface-2);border-radius:12px;padding:4px;gap:2px}
.seg button{height:36px;padding:0 14px;border-radius:9px;border:0;background:none;color:var(--text-2);font-weight:600;font-size:14px;display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.seg button[aria-selected="true"]{background:var(--surface);color:var(--text);box-shadow:0 1px 2px rgba(0,0,0,.1)}
.seg .count{font-size:12px;background:var(--line);border-radius:9px;padding:0 6px;min-width:20px;text-align:center}
.seg .count:empty{display:none}
.toolbar{display:flex;gap:12px;flex-wrap:wrap;align-items:center;justify-content:space-between}

/* ---------- khung ứng dụng ---------- */
.app{display:grid;grid-template-columns:var(--side-w) minmax(0,1fr);min-height:100vh}
.side{position:sticky;top:0;height:100vh;padding:20px 14px;background:var(--bg-2);border-right:1px solid var(--line);display:flex;flex-direction:column;gap:6px;overflow-y:auto}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:21px;letter-spacing:-.025em;color:var(--text);text-decoration:none;padding:4px 10px 18px}
.brand-mark{flex:none;width:40px;height:40px;margin:-4px 0}
.brand-mark path{fill:none;stroke:var(--accent);stroke-linecap:round;stroke-linejoin:round}
.brand-mark .bm-roof{stroke-width:4.2}
.brand-mark .bm-stem{stroke-width:3.4}
.brand-mark .bm-note{fill:var(--gold);stroke:none}
.brand:hover .bm-note{animation:bm-bob .6s ease-in-out 2}
@keyframes bm-bob{50%{transform:translateY(-2px)}}
.brand-word{line-height:1}
.navlist{display:flex;flex-direction:column;gap:2px}
.navlink{display:flex;align-items:center;gap:12px;height:44px;padding:0 12px;border-radius:10px;color:var(--text-2);font-weight:600;text-decoration:none}
.navlink:hover{background:var(--hover);color:var(--text)}
.navlink[aria-current="page"]{background:var(--surface);color:var(--text);box-shadow:0 1px 2px rgba(0,0,0,.05)}
.side-sep{height:1px;background:var(--line);margin:14px 8px}
.side-actions{display:flex;flex-direction:column;gap:8px;padding:0 4px}
.side-foot{margin-top:auto;padding:12px;color:var(--text-2);font-family:var(--serif);font-style:italic;font-size:14px;line-height:1.5}
.main{min-width:0;display:flex;flex-direction:column}
.topbar{position:sticky;top:0;z-index:20;height:64px;padding:0 40px;display:flex;align-items:center;gap:12px;background:color-mix(in srgb,var(--bg) 86%,transparent);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.brand-mobile{display:none;padding:0}
.content{width:100%;max-width:1320px;padding:8px 40px calc(var(--bar-h) + 48px)}
.view{display:flex;flex-direction:column;gap:40px}
.avatar{width:36px;height:36px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:13px;flex-shrink:0;border:0}
.avatar.sm{width:28px;height:28px;font-size:11px}
.avatar.lg{width:96px;height:96px;font-size:34px}
.theme-btn{width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:var(--surface);color:var(--text);display:inline-flex;align-items:center;justify-content:center}
.theme-btn:hover{background:var(--surface-2)}
.who-btn{display:inline-flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:4px 14px 4px 4px;font-weight:600;font-size:14px;color:var(--text)}

/* ---------- đầu trang ---------- */
.hello h1{font-size:32px;font-weight:700}
.hello p{color:var(--text-2);margin-top:6px}
.hello + .quick{margin-top:-12px}
.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap}
.page-head h1{font-size:30px;font-weight:700}
.page-head p{color:var(--text-2);margin-top:6px;max-width:620px}

/* ---------- kệ & ô ---------- */
.shelf{display:flex;flex-direction:column;gap:14px}
.shelf + .shelf{margin-top:4px}
#home-stations{display:flex;flex-direction:column;gap:40px}
.shelf-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px}
.shelf-head h2{font-size:20px;font-weight:700}
.row{display:grid;grid-auto-flow:column;grid-auto-columns:176px;gap:20px;overflow-x:auto;overscroll-behavior-x:contain;scroll-snap-type:x mandatory;padding-bottom:8px;margin-bottom:-8px;scrollbar-width:thin;scrollbar-color:var(--line-2) transparent}
.row > *{scroll-snap-align:start}
/* một hàng vừa khít chiều ngang, không bị cắt mép (desktop) */
.row.one{grid-auto-flow:row;grid-template-columns:repeat(auto-fill,minmax(168px,1fr));grid-template-rows:auto;grid-auto-rows:0;row-gap:0;overflow:hidden;padding:4px;margin:-4px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(168px,1fr));gap:28px 20px}

/* thẻ */
.tile{border:0;background:none;padding:0;text-align:left;color:inherit;display:flex;flex-direction:column;gap:4px;min-width:0;border-radius:14px}
.tile .art{position:relative;aspect-ratio:1;border-radius:10px;overflow:hidden;background:var(--surface-2);box-shadow:0 2px 10px rgba(0,0,0,.12);margin-bottom:8px}
.tile b{font-size:15px;font-weight:600;line-height:1.35;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tile small{font-size:13px;color:var(--text-2);line-height:1.4;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:flex;align-items:center;gap:6px}
.tile .hover-play{position:absolute;right:10px;bottom:10px;width:46px;height:46px;border-radius:50%;background:var(--gold);color:var(--on-gold);display:flex;align-items:center;justify-content:center;opacity:0;transform:translateY(8px);transition:opacity .2s,transform .2s;box-shadow:0 8px 18px rgba(0,0,0,.35);z-index:2}
.tile .hover-play svg{width:22px;height:22px}
.tile:hover .hover-play,.tile:focus-visible .hover-play{opacity:1;transform:none}
.tile:hover .ed img{transform:scale(1.05)}
.lock{position:absolute;right:8px;top:8px;z-index:2;padding:3px 9px;border-radius:12px;background:rgba(10,12,11,.7);color:#fff;font-size:11px;font-weight:600}
.dot-live{width:7px;height:7px;border-radius:50%;background:#22C55E;flex:none;box-shadow:0 0 0 3px rgba(34,197,94,.2)}
.tile.new .art{background:transparent;border:1.5px dashed var(--line-2);box-shadow:none;display:flex;flex-direction:column;gap:8px;align-items:center;justify-content:center;color:var(--text-2);font-weight:600;font-size:14px}
.tile.new .art svg{width:30px;height:30px}
.tile.new:hover .art{border-color:var(--text-2);color:var(--text)}

/* bìa biên tập */
.ed{position:absolute;inset:0;background:var(--c);container-type:inline-size;overflow:hidden;color:#fff}
.ed img{position:absolute;left:0;top:0;width:100%;height:68%;object-fit:cover;display:block;transition:transform .4s}
.ed::after{content:"";position:absolute;left:0;right:0;top:34%;height:36%;background:linear-gradient(to bottom,transparent,var(--c) 92%)}
.ed-tag{position:absolute;left:7%;top:7%;z-index:1;font-size:max(9px,6.2cqw);font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:.35em .7em;border-radius:99px;background:rgba(0,0,0,.45);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px)}
.ed-title{position:absolute;left:7%;right:7%;bottom:7%;z-index:1;font-size:max(13px,10.5cqw);font-weight:800;line-height:1.2;letter-spacing:-.01em;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;text-wrap:balance;text-shadow:0 1px 8px rgba(0,0,0,.25)}
.ed:not(:has(img))::before{content:"";position:absolute;inset:0;background:radial-gradient(120% 80% at 80% 0%,rgba(255,255,255,.18),transparent 60%)}

/* nghe nhanh */
.quick{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.quick:empty{display:none}
.qk{position:relative;display:flex;align-items:center;gap:12px;height:64px;padding:0 12px 0 0;border:0;border-radius:10px;overflow:hidden;background:var(--surface);box-shadow:0 1px 2px rgba(0,0,0,.06);color:var(--text);text-align:left;min-width:0;transition:background .15s}
.qk:hover{background:var(--surface-2)}
.qk-img{width:64px;height:64px;flex:none;background:var(--c);position:relative}
.qk-img img{width:100%;height:100%;object-fit:cover;display:block}
.qk-t{display:flex;flex-direction:column;min-width:0;flex:1}
.qk-t b{font-size:14px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.qk-t small{font-size:12px;color:var(--text-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:flex;align-items:center;gap:6px}
.qk-play{width:36px;height:36px;border-radius:50%;background:var(--gold);color:var(--on-gold);display:flex;align-items:center;justify-content:center;flex:none;opacity:0;transition:opacity .15s;box-shadow:0 4px 10px rgba(0,0,0,.2)}
.qk-play svg{width:18px;height:18px}
.qk:hover .qk-play,.qk:focus-visible .qk-play{opacity:1}

/* bìa nhỏ trong tâm sự */
.cover-empty{display:block;width:100%;height:100%;background:var(--surface-2)}

/* ---------- tâm sự ---------- */
.posts-layout{display:grid;grid-template-columns:minmax(0,680px) 300px;gap:40px;align-items:start}
.posts-side{position:sticky;top:80px;display:flex;flex-direction:column;gap:16px}
.composer{display:flex;flex-direction:column;gap:14px}
.composer textarea{border:0;padding:0;font-family:var(--serif);font-size:19px;background:transparent;box-shadow:none;min-height:72px;resize:none}
.composer textarea:focus{box-shadow:none}
.composer-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center;padding-top:14px;border-top:1px solid var(--line)}
.post{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:20px;display:flex;flex-direction:column;gap:14px}
.post-head{display:flex;align-items:center;gap:12px;min-width:0}
.post-head .who{display:flex;flex-direction:column;min-width:0;flex:1}
.post-head .who b{font-weight:600;font-size:15px}
.post-head .who small{color:var(--text-2);font-size:13px}
.mood{font-size:12px;font-weight:600;padding:4px 10px;border-radius:12px;background:var(--accent-soft);color:var(--text);white-space:nowrap}
.post-text{font-family:var(--serif);font-size:18px;line-height:1.7;white-space:pre-line;overflow-wrap:anywhere}
.post-song{display:flex;align-items:center;gap:12px;padding:10px 14px 10px 10px;border-radius:12px;background:var(--surface-2);text-decoration:none;color:var(--text)}
.post-song:hover{background:var(--hover)}
.post-song .t{min-width:0;flex:1}
.post-song b{display:block;font-weight:600;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.post-song small{color:var(--text-2);font-size:12px}
.post-pl{display:flex;align-items:center;gap:14px;padding:10px;border-radius:12px;background:var(--surface-2);text-decoration:none;color:var(--text)}
.post-pl .art{width:64px;height:64px;border-radius:8px;overflow:hidden;flex-shrink:0}
.post-pl small{display:block;color:var(--text-2);font-size:12px}
.post-pl b{display:block;font-weight:600}
.acts{display:flex;gap:4px;flex-wrap:wrap;align-items:center}
.acts button{height:36px;padding:0 12px;border-radius:10px;border:0;background:transparent;color:var(--text-2);font-weight:600;font-size:14px;display:inline-flex;align-items:center;gap:6px}
.acts button svg{width:18px;height:18px}
.acts button:hover{background:var(--hover);color:var(--text)}
.acts button[aria-pressed="true"]{color:var(--rose)}
.acts button[aria-pressed="true"] svg{fill:currentColor}
.acts .spacer{flex:1}
.replies{display:flex;flex-direction:column;gap:10px;border-top:1px solid var(--line);padding-top:14px}
.reply{font-size:14px;background:var(--surface-2);padding:10px 14px;border-radius:12px;overflow-wrap:anywhere}
.post-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.post.compact{gap:10px;padding:18px}
.post.compact .post-text{font-size:16px;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}
.suggest{background:var(--surface);border:1px solid var(--line);border-radius:16px;overflow:hidden}
.suggest .art{position:relative;aspect-ratio:16/9;background:var(--surface-2)}
.suggest .body{padding:16px;display:flex;flex-direction:column;gap:6px}
.suggest b{font-size:16px}
.suggest small{color:var(--text-2);font-size:13px}
.rules{font-size:14px;color:var(--text-2);display:flex;flex-direction:column;gap:6px}
.rules b{color:var(--text)}
.rules ol{margin:0;padding-left:18px;display:flex;flex-direction:column;gap:4px}

/* ---------- phòng nghe ---------- */
.roomview{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:32px;align-items:start}
.rv-main{display:flex;flex-direction:column;gap:18px;min-width:0}
.rv-top{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.pill{display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 10px;border-radius:14px;background:var(--surface-2);font-size:13px;font-weight:600;color:var(--text-2)}
.pill.on{background:var(--accent-soft);color:var(--text)}
.pill.on::before{content:"";width:7px;height:7px;border-radius:50%;background:#22C55E}
.rv-title h1{font-size:28px;font-weight:700;line-height:1.2}
.rv-title .meta{color:var(--text-2);font-size:14px;margin-top:6px}
.rv-title .meta a{color:var(--text);font-weight:600}
.player-slot{position:relative;width:100%;aspect-ratio:16/9;max-width:100%;border-radius:16px;background:#0B0F0E;overflow:hidden}
.player-slot .empty{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;color:#B7C0BB;text-align:center;padding:20px}
.disc{width:84px;height:84px;border-radius:50%;background:repeating-radial-gradient(circle,#161c1a 0 2px,#0c100f 2px 4px);position:relative}
.disc::after{content:"";position:absolute;inset:32%;border-radius:50%;background:var(--gold)}
.nowline{display:flex;align-items:flex-start;gap:14px;justify-content:space-between}
.nowline .t{min-width:0}
.nowline b{display:block;font-size:20px;font-weight:700;line-height:1.3}
.nowline small{display:block;color:var(--text-2);font-size:14px;margin-top:2px}
.progress{display:flex;flex-direction:column;gap:6px}
.bar{height:5px;border-radius:3px;background:var(--line);overflow:hidden}
.bar i{display:block;height:100%;width:0;background:var(--accent);border-radius:3px}
.times{display:flex;justify-content:space-between;font-size:12px;color:var(--text-2);font-variant-numeric:tabular-nums}
.controls{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.listeners{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding-top:4px}
.stackav{display:flex}
.stackav .avatar{border:2px solid var(--bg);margin-left:-8px}
.stackav .avatar:first-child{margin-left:0}
.owner{border:1px solid var(--line);border-radius:14px;background:var(--surface)}
.owner summary{padding:14px 16px;font-weight:600;cursor:pointer;list-style:none;display:flex;align-items:center;gap:8px}
.owner summary::-webkit-details-marker{display:none}
.owner summary::after{content:"";margin-left:auto;width:8px;height:8px;border-right:2px solid var(--text-2);border-bottom:2px solid var(--text-2);transform:rotate(45deg);transition:transform .2s}
.owner[open] summary::after{transform:rotate(-135deg)}
.owner .inner{padding:0 16px 16px;display:flex;flex-direction:column;gap:12px;font-size:14px}
.req{display:flex;align-items:center;gap:8px}
.req span{flex:1}
.rv-side{position:sticky;top:80px;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:14px;display:flex;flex-direction:column;gap:14px;height:calc(100vh - 80px - var(--bar-h) - 24px);min-height:460px}
.rv-side .seg{display:flex}
.rv-side .seg button{flex:1;justify-content:center}
.rv-pane{flex:1;min-height:0;display:flex;flex-direction:column;gap:12px;overflow-y:auto}
#pane-msgs{overflow:hidden}
.msgs{flex:1;min-height:0;overflow-y:auto;display:flex;flex-direction:column;gap:14px;padding:4px 2px}
.msg{display:flex;gap:10px;align-items:flex-start}
.msg .meta{font-size:12px;color:var(--text-2)}
.msg .meta b{color:var(--text);font-weight:600}
.bubble{margin-top:3px;padding:9px 13px;border-radius:4px 14px 14px 14px;background:var(--surface-2);font-size:14px;overflow-wrap:anywhere}
.msg.me{flex-direction:row-reverse}
.msg.me .meta{text-align:right}
.msg.me .bubble{background:var(--accent);color:var(--on-accent);border-radius:14px 4px 14px 14px}
.msg .linkish{visibility:hidden;font-size:12px}
.msg:hover .linkish,.msg:focus-within .linkish{visibility:visible}
.sys{align-self:center;font-size:12px;color:var(--text-2);background:var(--surface-2);padding:5px 12px;border-radius:12px;text-align:center;max-width:95%}
.list{display:flex;flex-direction:column}
.li{display:flex;align-items:center;gap:12px;padding:10px 4px;border-bottom:1px solid var(--line)}
.li:last-child{border-bottom:0}
.li img{width:72px;height:40px;object-fit:cover;border-radius:6px;flex-shrink:0;background:var(--surface-2)}
.li .n{width:20px;text-align:right;color:var(--text-2);font-size:13px;font-variant-numeric:tabular-nums;flex-shrink:0}
.li .t{flex:1;min-width:0}
.li b{display:block;font-weight:600;font-size:14px;line-height:1.35;overflow-wrap:anywhere}
.li small{display:block;color:var(--text-2);font-size:12px}
.li em{display:block;font-family:var(--serif);font-size:13px;color:var(--text-2)}
.li .tools{display:flex;gap:2px;flex-shrink:0}
.li .tools button,.li .tools a{min-width:34px;height:34px;padding:0 8px;border:0;background:transparent;border-radius:8px;color:var(--text-2);font-size:13px;font-weight:600;display:inline-flex;align-items:center;justify-content:center;text-decoration:none}
.li .tools button:hover,.li .tools a:hover{background:var(--hover);color:var(--text)}
.li .tools svg{width:18px;height:18px}
.gate{max-width:480px;margin:40px auto;text-align:center;align-items:center;display:flex;flex-direction:column;gap:16px;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:32px}
.gate h1{font-size:24px}
.gate form{width:100%}

/* ---------- YouTube ---------- */
#yt-dock{position:fixed;z-index:25;border-radius:16px;overflow:hidden;background:#000;box-shadow:var(--shadow)}
#yt-dock iframe{width:100%;height:100%;display:block;border:0}
#yt-dock.in-slot{box-shadow:none}
#yt-dock.docked{right:24px;bottom:calc(var(--bar-h) + 16px);width:240px;height:135px;border-radius:12px}
.unlock{position:absolute;inset:0;z-index:26;display:flex;align-items:center;justify-content:center;flex-direction:column;background:rgba(8,12,11,.72);border:0;color:#fff;font-weight:600;font-size:16px;gap:12px}
.unlock-icon{width:64px;height:64px;border-radius:50%;background:var(--gold);color:var(--on-gold);display:flex;align-items:center;justify-content:center}
.unlock-icon svg{fill:currentColor;stroke:none;width:26px;height:26px}
#yt-dock.docked .unlock{font-size:12px;gap:6px}
#yt-dock.docked .unlock-icon{width:36px;height:36px}

/* ---------- thanh phát ---------- */
.playerbar{position:fixed;left:var(--side-w);right:0;bottom:0;height:var(--bar-h);z-index:30;background:color-mix(in srgb,var(--surface) 94%,transparent);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-top:1px solid var(--line);display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:16px;padding:0 24px}
.playerbar .bar{position:absolute;left:0;right:0;top:-1px;height:3px;border-radius:0;background:transparent}
.playerbar .who{display:flex;align-items:center;gap:12px;min-width:0;text-decoration:none;color:inherit;background:none;border:0;padding:0;text-align:left}
.playerbar .who img,.playerbar .who .ph{width:48px;height:48px;border-radius:8px;object-fit:cover;flex-shrink:0;background:var(--surface-2)}
.playerbar .who .t{min-width:0}
.playerbar .who b{display:block;font-weight:600;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.playerbar .who small{display:block;color:var(--text-2);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.playerbar .right{display:flex;gap:8px;justify-content:flex-end}

/* ---------- thanh dưới (điện thoại) ---------- */
.tabbar{display:none}

/* ---------- trang cá nhân ---------- */
.profile-head{display:flex;align-items:center;gap:24px;flex-wrap:wrap}
.profile-head .info{flex:1;min-width:220px;display:flex;flex-direction:column;gap:6px}
.profile-head h1{font-size:30px;font-weight:700}
.stats{display:flex;gap:28px;color:var(--text-2);font-size:14px;margin-top:6px}
.stats b{color:var(--text);font-size:18px;font-weight:700;margin-right:4px;font-variant-numeric:tabular-nums}
.nowcard{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:14px;background:var(--accent-soft);font-size:14px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:28px}

/* ---------- playlist ---------- */
.pl-note{font-size:13px;color:var(--text-2);background:var(--surface-2);padding:10px 14px;border-radius:10px}
.save-list{display:flex;flex-direction:column;gap:8px;max-height:320px;overflow-y:auto}
.save-list button{display:flex;justify-content:space-between;gap:12px;align-items:center;text-align:left;border:1px solid var(--line-2);background:var(--surface);border-radius:12px;padding:12px 14px;min-height:52px}
.save-list button:hover{border-color:var(--text)}
.save-list small{color:var(--text-2)}

/* ---------- kiểm duyệt ---------- */
.admin-item{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:18px;display:flex;flex-direction:column;gap:10px}
.admin-item blockquote{margin:0;padding:10px 14px;background:var(--surface-2);border-radius:10px;font-family:var(--serif);white-space:pre-line;overflow-wrap:anywhere}
.tag{display:inline-block;padding:2px 10px;border-radius:10px;background:var(--surface-2);font-size:12px;font-weight:600}
.admin-item .acts button{border:1px solid var(--line-2);background:var(--surface)}

/* ---------- đăng nhập ---------- */
.auth{max-width:420px;width:100%;margin:24px auto;display:flex;flex-direction:column;gap:16px;padding:28px}
.auth .seg{display:flex}
.auth .seg button{flex:1;justify-content:center}
.auth h1{font-size:26px}

/* ---------- hộp thoại, thông báo ---------- */
.overlay{position:fixed;inset:0;background:var(--overlay);z-index:50;display:flex;align-items:center;justify-content:center;padding:16px}
.modal{background:var(--surface);border-radius:18px;padding:24px;width:min(460px,100%);display:flex;flex-direction:column;gap:14px;box-shadow:var(--shadow);border:1px solid var(--line)}
.modal-head{display:flex;justify-content:space-between;align-items:center;gap:12px}
.modal-head h2{font-size:20px;font-weight:700}
.x{width:36px;height:36px;border-radius:50%;border:0;background:var(--surface-2);font-size:20px;line-height:1;color:var(--text)}
.toast{position:fixed;top:calc(16px + env(safe-area-inset-top,0px));left:50%;transform:translateX(-50%);background:var(--text);color:var(--bg);padding:10px 18px;border-radius:12px;font-size:14px;font-weight:500;z-index:60;box-shadow:var(--shadow);max-width:calc(100% - 32px)}
.more{align-self:center}

/* ---------- màn hình vừa ---------- */
/* chi tiết playlist (kiểu Spotify) */
.pl-hero{position:relative;display:grid;grid-template-columns:232px minmax(0,1fr);gap:32px;align-items:end;padding:32px;margin:-8px -8px 0;border-radius:20px;background:linear-gradient(160deg,color-mix(in srgb,var(--c) 92%,#fff) 0%,var(--c) 45%,color-mix(in srgb,var(--c) 70%,#000) 100%);color:#fff;overflow:hidden}
.pl-cover{position:relative;width:232px;aspect-ratio:1;border-radius:10px;overflow:hidden;box-shadow:0 16px 40px rgba(0,0,0,.35)}
.pl-hero .info{display:flex;flex-direction:column;gap:10px;min-width:0}
.pl-hero .eyebrow{color:rgba(255,255,255,.85)}
.pl-hero h1{font-size:clamp(30px,5vw,64px);font-weight:800;line-height:1.02;letter-spacing:-.03em;overflow-wrap:anywhere}
.pl-hero .desc{color:rgba(255,255,255,.85);max-width:640px}
.pl-hero .meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:14px;color:rgba(255,255,255,.85)}
.pl-hero .meta b{color:#fff}
.avatar.xs{width:24px;height:24px;font-size:10px}
.pl-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:4px 0}
.playbtn.lg{width:60px;height:60px}
.playbtn.lg svg{width:26px;height:26px}
.pl-actions-label{font-weight:700;font-size:16px}
.iconbtn.lg{width:44px;height:44px;color:var(--text-2)}
.iconbtn.lg svg{width:26px;height:26px}
.iconbtn.on{color:var(--rose)}
.iconbtn.on svg{fill:currentColor}
.pl-note{font-size:14px;color:var(--text-2);background:var(--surface-2);border-radius:10px;padding:10px 14px}
.tracks{display:flex;flex-direction:column}
.tr{display:grid;grid-template-columns:40px minmax(0,1fr) auto;align-items:center;gap:12px;min-height:60px;padding:0 8px;border-radius:8px}
.tr:not(.tr-head):hover{background:var(--hover)}
.tr-head{min-height:36px;font-size:12px;letter-spacing:.06em;text-transform:uppercase;font-weight:600;color:var(--text-2);border-bottom:1px solid var(--line);border-radius:0;margin-bottom:8px}
.tr .n{text-align:center;color:var(--text-2);font-size:14px;font-variant-numeric:tabular-nums}
.tr-main{display:flex;align-items:center;gap:12px;min-width:0}
.tr-main img{width:44px;height:44px;border-radius:6px;object-fit:cover;flex:none;background:var(--surface-2)}
.tr-main .t{display:flex;flex-direction:column;min-width:0}
.tr-main b{font-weight:600;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tr-main small{color:var(--text-2);font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tr .tools{display:flex;gap:2px;opacity:.0;transition:opacity .15s}
.tr:hover .tools,.tr:focus-within .tools{opacity:1}
.tr .tools button,.tr .tools a{width:34px;height:34px;border:0;background:transparent;border-radius:8px;color:var(--text-2);display:inline-flex;align-items:center;justify-content:center}
.tr .tools button:hover,.tr .tools a:hover{background:var(--hover);color:var(--text)}
.tr .tools button:disabled{opacity:.3}
.tr .tools svg{width:18px;height:18px}
.add-song{display:flex;flex-direction:column;gap:14px}
/* tìm nhạc */
.top-search{position:relative;flex:1;max-width:460px;display:flex;align-items:center}
.top-search svg{position:absolute;left:14px;width:18px;height:18px;color:var(--text-2);pointer-events:none}
.top-search input{height:42px;border-radius:21px;padding-left:42px;background:var(--surface);border-color:var(--line)}
.ts-mobile{display:none}
.search-big{display:flex;gap:10px}
.search-big input{height:50px;font-size:16px;border-radius:14px}
.search-big .btn{height:50px;padding:0 24px}
.s-row .tr-main img{width:88px;height:50px}
.s-row .tools{align-items:center;gap:4px}
.tr .tools .s-play{width:auto;height:34px;padding:0 14px 0 10px;gap:6px;background:var(--accent);color:var(--on-accent,#fff);border-radius:999px;font-size:13px;font-weight:700}
.tr .tools .s-play:hover{background:var(--accent);color:var(--on-accent,#fff);filter:brightness(1.08)}
.tr .tools .s-play svg{width:14px;height:14px}
.s-row .t b{white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
@media (max-width:900px){.top-search{display:none}.ts-mobile{display:inline-flex}.tr.lib-row.s-row{grid-template-columns:minmax(0,1fr);padding:10px 8px}.s-row .n{display:none}.s-row .tools{grid-column:1/-1;justify-content:flex-end;flex-wrap:wrap;margin-top:-4px}.lib-row.s-row .tr-main img{display:block;width:72px;height:40px}}

/* kho nhạc riêng */
.lib-up{display:flex;flex-direction:column;gap:14px}
.lib-up .agree{align-items:flex-start;line-height:1.5}
.lib-up .agree input{margin-top:2px;flex:none}
.up-progress{height:6px;border-radius:3px;background:var(--surface-2);overflow:hidden}
.up-progress i{display:block;height:100%;width:0;background:var(--accent);transition:width .2s}
#lib-q{max-width:320px}
.lib-list{padding:8px 12px}
.lib-row{min-height:68px;padding:6px 8px}
.lib-row.playing{background:var(--accent-soft)}
.lib-play{width:34px;height:34px;border-radius:50%;border:0;background:var(--gold);color:var(--on-gold);display:inline-flex;align-items:center;justify-content:center}
.lib-play svg{width:16px;height:16px}
.lib-row .tr-main img{width:56px;height:40px}
.lib-row .t small.lic{font-size:12px}
.lib-row .t em{font-family:var(--serif);font-size:13px;color:var(--text-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.lib-link{font-size:13px;text-align:center}
.player-slot.audio{background:#101412}
.audio-art{position:absolute;inset:0;overflow:hidden;border-radius:inherit}
.audio-art > img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.audio-art .aa-body{position:absolute;left:24px;bottom:22px;display:flex;flex-direction:column;gap:12px;color:#fff}
.aa-tag{font-size:13px;font-weight:600;letter-spacing:.02em;background:rgba(0,0,0,.4);padding:5px 12px;border-radius:99px;backdrop-filter:blur(4px)}
.eq.big{height:34px;gap:4px}
.eq.big i{width:6px;background:#E9B949;border-radius:2px}
.eq.big i:nth-child(4){animation-delay:-.2s}
.eq.big i:nth-child(5){animation-delay:-.55s}
@keyframes eqbig{0%,100%{height:8px}50%{height:34px}}
.eq.big i{animation-name:eqbig}
.quota .meter{height:8px;border-radius:4px;background:var(--surface-2);overflow:hidden}
.quota .meter i{display:block;height:100%;background:var(--accent)}
.aud-item audio{width:100%;max-width:520px}
.aud-title{font-size:16px}
.aud-reason{height:34px;max-width:260px;font-size:13px}
#admin-body .seg .count{background:var(--danger);color:#fff}

.auto-src .card-h{flex-wrap:wrap}
.src-row > span{flex:1;min-width:0}
.mini.src-row small{white-space:normal;overflow:visible}
.src-add{display:grid;grid-template-columns:230px minmax(0,1fr) 90px 90px auto;gap:10px;align-items:end;margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}
@media (max-width:900px){.src-add{grid-template-columns:1fr}.src-row{flex-wrap:wrap}}

/* nhạc nhúng từ Zing MP3 / NhacCuaTui */
.post-song.embed .src{margin-left:auto;color:var(--text-2);display:inline-flex;padding:6px}
.post-song.embed .src svg{width:18px;height:18px}
.post-embed{width:100%;border:0;border-radius:12px;background:var(--surface-2);display:block}

/* quảng cáo YouTube */
.yt-wait{font-size:13px;color:var(--text-2);background:var(--surface-2);border-left:3px solid var(--gold);border-radius:8px;padding:8px 12px;margin:0}
.mini-ytw{color:var(--gold);font-weight:600}

/* khách */
.avatar.guest{background:var(--surface-2);color:var(--text-2);border:1px solid var(--line-2)}
.guest-note{flex-basis:100%;font-size:13px;color:var(--text-2);background:var(--surface-2);border-radius:10px;padding:8px 12px}

/* danh sách phát trong phòng (playlist / kênh) */
.q-head{display:flex;flex-direction:column;gap:2px;padding:4px 4px 8px}
.q-head b{font-size:14px}
.q-head small{font-size:12px;color:var(--text-2)}
.q-head:not(:first-child){margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}
.lineup{display:flex;flex-direction:column;gap:2px}
.lu{display:flex;align-items:center;gap:10px;width:100%;padding:6px;border:0;border-radius:10px;background:none;color:var(--text);text-align:left;font:inherit}
button.lu:hover{background:var(--hover)}
.lu .n{width:22px;flex:none;text-align:center;color:var(--text-2);font-size:13px;font-variant-numeric:tabular-nums}
.lu img{width:56px;height:32px;border-radius:5px;object-fit:cover;flex:none;background:var(--surface-2)}
.lu .t{display:flex;flex-direction:column;min-width:0;flex:1}
.lu b{font-weight:500;font-size:14px;line-height:1.35;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.lu small{font-size:12px;color:var(--text-2)}
.lu.now{background:var(--accent-soft)}
.lu.now b{font-weight:700}
.lu.now small{color:var(--accent);font-weight:600}
.lu-play{width:30px;height:30px;border-radius:50%;background:var(--gold);color:var(--on-gold);display:flex;align-items:center;justify-content:center;flex:none;opacity:0;transition:opacity .15s}
.lu-play svg{width:15px;height:15px}
button.lu:hover .lu-play,button.lu:focus-visible .lu-play{opacity:1}
.eq{display:inline-flex;align-items:flex-end;gap:2px;height:14px}
.eq i{width:3px;background:var(--accent);border-radius:1px;animation:eq 1s ease-in-out infinite}
.eq i:nth-child(2){animation-delay:-.4s}
.eq i:nth-child(3){animation-delay:-.7s}
@keyframes eq{0%,100%{height:4px}50%{height:14px}}
@media (prefers-reduced-motion:reduce){.eq i{animation:none;height:10px}}
@media (hover:none){.lu-play{opacity:1}}

/* ---------- quản trị ---------- */
.qt-tabs{overflow-x:auto;max-width:100%;scrollbar-width:none;align-self:flex-start}
.qt-tabs::-webkit-scrollbar{display:none}
.seg a{height:36px;padding:0 14px;border-radius:9px;color:var(--text-2);font-weight:600;font-size:14px;display:inline-flex;align-items:center;gap:6px;white-space:nowrap;text-decoration:none}
.seg a:hover{color:var(--text)}
.seg a[aria-selected="true"]{background:var(--surface);color:var(--text);box-shadow:0 1px 2px rgba(0,0,0,.1)}
.seg a .count{background:var(--danger);color:#fff;font-size:11px;border-radius:9px;padding:0 6px;min-width:18px;text-align:center}
.btn-danger{background:var(--danger);color:#fff}
.badge{display:inline-flex;align-items:center;gap:5px;padding:2px 9px;border-radius:10px;background:var(--surface-2);color:var(--text);font-size:12px;font-weight:600;white-space:nowrap;vertical-align:middle}
.badge.ok{background:var(--accent-soft)}
.badge.bad{background:color-mix(in srgb,var(--danger) 16%,transparent);color:var(--danger)}
.on-dot{width:8px;height:8px;border-radius:50%;background:#22C55E;display:inline-block;margin-right:6px;vertical-align:middle}
.card-h{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-bottom:14px}
.card-h b{font-size:16px}
.kpis{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px}
.kpi{display:flex;flex-direction:column;gap:2px;padding:16px;border-radius:14px;background:var(--surface);border:1px solid var(--line);color:var(--text);text-decoration:none;min-width:0}
a.kpi:hover{border-color:var(--line-2);background:var(--surface-2)}
.kpi span{font-size:13px;color:var(--text-2);font-weight:600}
.kpi b{font-size:28px;font-weight:700;letter-spacing:-.02em;font-variant-numeric:tabular-nums;line-height:1.2}
.kpi small{font-size:12px;color:var(--text-2)}
.kpi.warn{border-color:color-mix(in srgb,var(--danger) 45%,var(--line));background:color-mix(in srgb,var(--danger) 7%,var(--surface))}
.kpi.warn b{color:var(--danger)}
.qt-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;align-items:start}
.qt-grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.chart{width:100%;height:auto;display:block;stroke:none;overflow:visible}
.chart rect,.chart path,.chart text{stroke:none}
.chart .bar path{fill:var(--accent)}
.chart .bar .hit{fill:transparent}
.chart .bar:hover path{fill:color-mix(in srgb,var(--accent) 75%,var(--text))}
.chart .base{stroke:var(--line-2);stroke-width:1}
.chart text{fill:var(--text-2);font-size:11px;font-family:var(--sans)}
.mini-list{display:flex;flex-direction:column}
.mini{display:flex;align-items:center;gap:12px;padding:9px 4px;border-bottom:1px solid var(--line);color:var(--text);text-decoration:none;min-width:0}
.mini:last-child{border-bottom:0}
a.mini:hover{background:var(--hover);border-radius:8px}
.mini > span:not(.badge):not(.avatar):not(.rank){display:flex;flex-direction:column;min-width:0;flex:1}
.mini b{font-weight:600;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mini b a{color:inherit}
.mini small{font-size:12px;color:var(--text-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mini img{width:56px;height:32px;border-radius:5px;object-fit:cover;flex:none}
.rank{width:24px;text-align:center;font-weight:700;color:var(--text-2);flex:none}
.facts{display:flex;flex-wrap:wrap;gap:12px 32px}
.facts span{display:flex;flex-direction:column;font-size:13px;color:var(--text-2)}
.facts b{font-size:22px;color:var(--text);font-variant-numeric:tabular-nums}
.qt-toolbar{display:flex;gap:10px;flex-wrap:wrap}
.qt-toolbar input{flex:1;min-width:220px}
.qt-toolbar select{width:auto;min-width:190px}
.table-wrap{overflow-x:auto;background:var(--surface);border:1px solid var(--line);border-radius:16px}
.qt-table{width:100%;border-collapse:collapse;font-size:14px}
.qt-table th{text-align:left;font-size:12px;letter-spacing:.05em;text-transform:uppercase;color:var(--text-2);font-weight:600;padding:12px 14px;border-bottom:1px solid var(--line);white-space:nowrap}
.qt-table td{padding:10px 14px;border-bottom:1px solid var(--line);vertical-align:middle;white-space:nowrap}
.qt-table tbody tr:last-child td{border-bottom:0}
.qt-table .r{text-align:right;font-variant-numeric:tabular-nums}
.qt-table tr[data-go]{cursor:pointer}
.qt-table tr[data-go]:hover td,.qt-table tr[data-go]:focus-visible td{background:var(--hover)}
.qt-table.plain td{white-space:normal}
.qt-table .who{display:flex;align-items:center;gap:10px;min-width:0;max-width:360px}
.qt-table .who > span:last-child{display:flex;flex-direction:column;min-width:0}
.qt-table .who b{font-weight:600;overflow:hidden;text-overflow:ellipsis}
.qt-table .who small{color:var(--text-2);font-size:12px;overflow:hidden;text-overflow:ellipsis}
.qt-table .who img,.qt-table .who .ph{width:56px;height:32px;border-radius:5px;object-fit:cover;flex:none;background:var(--surface-2)}
.qt-table .seen{color:var(--text-2)}
.pager{display:flex;align-items:center;justify-content:center;gap:14px;font-size:14px;color:var(--text-2)}
.qt-user{display:grid;grid-template-columns:auto minmax(0,1fr);gap:20px;align-items:start}
.qt-user .info{display:flex;flex-direction:column;gap:6px;min-width:0}
.qt-user h2{font-size:24px;display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.qt-user > .hint,.qt-actions{grid-column:1/-1}
.qt-actions{display:flex;flex-wrap:wrap;gap:8px;padding-top:14px;border-top:1px solid var(--line)}
.ban-reason{color:var(--danger);font-size:14px}
.kv{display:flex;flex-wrap:wrap;gap:8px 28px;margin-top:6px}
.kv div{display:flex;flex-direction:column}
.kv dt{font-size:12px;color:var(--text-2)}
.kv dd{margin:0;font-weight:600;font-size:14px}
.qt-panel{display:flex;flex-direction:column;gap:12px;padding:18px;border-radius:14px;background:var(--surface);border:1px solid var(--line-2)}
.qt-panel.danger{border-color:color-mix(in srgb,var(--danger) 45%,var(--line))}
.qt-panel.ok{border-color:var(--accent);background:var(--accent-soft)}
.qt-panel .pass{display:flex;gap:10px;align-items:center}
.qt-panel code{font-size:20px;font-weight:700;letter-spacing:.06em;padding:6px 12px;background:var(--surface);border-radius:8px}
.qt-note textarea{height:auto;padding:10px 14px;resize:vertical}
.qt-rows{padding:4px 16px}
.qt-row{display:flex;gap:14px;align-items:center;padding:12px 0;border-bottom:1px solid var(--line)}
.qt-row:last-child{border-bottom:0}
.qt-row .body{flex:1;min-width:0}
.qt-row p{overflow-wrap:anywhere;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.qt-row p a{color:inherit}
.qt-row small{font-size:12px;color:var(--text-2)}
.qt-row.is-hidden p{color:var(--text-2);text-decoration:line-through}
.admin-item .meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:14px;color:var(--text-2)}
.admin-item .acts{display:flex;flex-wrap:wrap;gap:8px}
.tr.off .tr-main{opacity:.5}
.tr .tools .txt{width:auto;padding:0 10px;font-size:13px;font-weight:600}
.tr .tools .txt.danger{color:var(--danger)}
@media (max-width:1180px){.kpis{grid-template-columns:repeat(3,minmax(0,1fr))}.qt-grid.three{grid-template-columns:1fr 1fr}}
@media (max-width:900px){
  .kpis{grid-template-columns:repeat(2,minmax(0,1fr))}
  .kpi b{font-size:24px}
  .qt-grid,.qt-grid.three{grid-template-columns:1fr}
  .qt-user{grid-template-columns:1fr}
  .qt-table .who{max-width:220px}
}

@media (hover:none){.tr .tools{opacity:1}.qk-play{opacity:1}.tile .hover-play{display:none}}

@media (max-width:1180px){
  .quick{grid-template-columns:repeat(2,minmax(0,1fr))}
  .roomview{grid-template-columns:1fr}
  .rv-side{position:static;height:auto;min-height:0}
  .msgs{max-height:420px;min-height:220px}
  .posts-layout{grid-template-columns:1fr}
  .posts-side{position:static;display:none}
}
/* ---------- điện thoại / máy tính bảng ---------- */
@media (max-width:900px){
  .app{grid-template-columns:1fr}
  .side{display:none}
  .brand-mobile{display:flex;font-size:19px;gap:8px}
  .brand-mobile .brand-mark{width:34px;height:34px}
  .topbar{padding:0 16px;height:56px}
  .content{padding:4px 16px calc(var(--tab-h) + var(--bar-h) + 40px + env(safe-area-inset-bottom,0px))}
  .view{gap:32px}
  .hello h1{font-size:26px}
  .page-head h1{font-size:26px}
  .row{grid-auto-columns:148px;gap:14px;margin-right:-16px;padding-right:16px}
  .row.wide{grid-auto-columns:240px}
  .grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 14px}
  .chips{flex-wrap:nowrap;overflow-x:auto;margin-right:-16px;padding-right:16px;scrollbar-width:none}
  .chips::-webkit-scrollbar{display:none}
  .post-strip{grid-auto-flow:column;grid-template-columns:none;grid-auto-columns:82%;overflow-x:auto;scroll-snap-type:x mandatory;margin-right:-16px;padding-right:16px}
  .post-strip > *{scroll-snap-align:start}
  .two-col,.split{grid-template-columns:1fr}
  .tabbar{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;left:0;right:0;bottom:0;z-index:31;height:calc(var(--tab-h) + env(safe-area-inset-bottom,0px));padding-bottom:env(safe-area-inset-bottom,0px);background:color-mix(in srgb,var(--surface) 96%,transparent);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-top:1px solid var(--line)}
  .tabbar a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:11px;font-weight:600;color:var(--text-2);text-decoration:none}
  .tabbar a[aria-current="page"]{color:var(--text)}
  .tabbar svg{width:22px;height:22px}
  .playerbar{left:8px;right:8px;bottom:calc(var(--tab-h) + env(safe-area-inset-bottom,0px) + 8px);height:64px;border-radius:14px;border:1px solid var(--line);grid-template-columns:minmax(0,1fr) auto;padding:0 8px 0 8px;box-shadow:var(--shadow);overflow:hidden}
  .playerbar .right{display:none}
  .playerbar .who img,.playerbar .who .ph{width:44px;height:44px}
  #yt-dock.docked{right:12px;width:160px;height:90px;bottom:calc(var(--tab-h) + 64px + 24px + env(safe-area-inset-bottom,0px))}
  .rv-title h1{font-size:22px}
  .player-slot{border-radius:12px}
  .pl-hero{grid-template-columns:1fr;justify-items:center;text-align:left;gap:20px;padding:24px 16px 20px;margin:-4px -16px 0;border-radius:0}
  .pl-hero .info{width:100%}
  .pl-cover{width:min(62vw,240px)}
  .pl-actions .btn-sm{height:36px;padding:0 12px}
  .quick{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
  .qk{height:56px;gap:10px}
  .qk-img{width:56px;height:56px}
  .qk-t b{font-size:13px;white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;line-height:1.3}
  .qk-t small{display:none}
  .qk-play{display:none}
  .row.one{grid-auto-flow:column;grid-auto-columns:148px;grid-template-columns:none;grid-template-rows:none;grid-auto-rows:auto;overflow-x:auto;margin:-4px -16px -4px -4px;padding:4px 16px 8px 4px}
  .grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .tr{padding:0 4px;gap:10px;grid-template-columns:28px minmax(0,1fr) auto}
  .lib-row .tr-main img{display:none}
  .lib-row .t b,.lib-row .t small{white-space:normal}
  .lib-row .tools .txt{padding:0 6px}
  #lib-q{max-width:none}
  .profile-head .avatar.lg{width:72px;height:72px;font-size:26px}
  .li img{width:60px;height:34px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}
@media (max-width:900px){.tr.lib-row.s-row{grid-template-columns:minmax(0,1fr);gap:6px}.s-row .tr-main .t b{font-size:15px}}