/* ============================================================
   HZZ 聊天室 · 柔和主题（浅色默认 / 可切深色）
   参考：Telegram Web 的气泡层次、Discord 的成员侧栏、Dribbble soft UI 的圆角与轻阴影
   ============================================================ */
:root{
  --bg:#f5f4fb; --bg-grad:radial-gradient(1200px 600px at 10% -10%,#ece9ff 0,transparent 60%),radial-gradient(900px 500px at 110% 10%,#e3f6f1 0,transparent 55%);
  --surface:#ffffff; --surface-2:#f3f1fb; --surface-3:#ebe8f7;
  --text:#2b2d42; --muted:#8a8ea6; --line:#ebe8f4;
  --pri:#7c83fd; --pri-2:#6870f0; --pri-soft:#eceeff; --pri-text:#5a61e0;
  --mint:#5cc8ad; --mint-soft:#e3f6f1; --pink:#f29bbd; --pink-soft:#fdeaf2; --peach:#f6b47b; --peach-soft:#fdf0e3;
  --danger:#ec6a84; --danger-soft:#fde8ed; --ok:#3bb991; --ok-soft:#e1f5ee;
  --me-bubble:linear-gradient(135deg,#8b91ff 0%,#a78bfa 100%); --me-text:#fff;
  --other-bubble:#ffffff;
  --radius:18px; --radius-sm:12px; --radius-xs:9px;
  --shadow:0 10px 30px rgba(110,100,200,.08),0 1px 2px rgba(30,30,60,.04);
  --shadow-lg:0 20px 50px rgba(110,100,200,.14),0 2px 6px rgba(30,30,60,.05);
  --ring:0 0 0 4px rgba(124,131,253,.16);
  --ease:cubic-bezier(.2,.7,.2,1);
  color-scheme:light;
}
html[data-theme="dark"]{
  --bg:#14151d; --bg-grad:radial-gradient(1000px 500px at 0% -10%,#22213a 0,transparent 60%),radial-gradient(800px 500px at 110% 0%,#16302b 0,transparent 55%);
  --surface:#1c1e29; --surface-2:#242635; --surface-3:#2c2f40;
  --text:#e8e8f2; --muted:#9a9db4; --line:#2d3042;
  --pri:#8f95ff; --pri-2:#a2a7ff; --pri-soft:#2a2c4a; --pri-text:#b4b8ff;
  --mint-soft:#1d3530; --pink-soft:#3a2430; --peach-soft:#3a2e22; --danger-soft:#3b2128; --ok-soft:#1b3429;
  --other-bubble:#242635;
  --shadow:0 10px 30px rgba(0,0,0,.28),0 1px 2px rgba(0,0,0,.2);
  --shadow-lg:0 20px 50px rgba(0,0,0,.4);
  color-scheme:dark;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei UI","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",sans-serif;
  background:var(--bg);background-image:var(--bg-grad);background-attachment:fixed;color:var(--text);font-size:15px;line-height:1.6;letter-spacing:.01em;
  -webkit-text-size-adjust:100%;-webkit-font-smoothing:antialiased;transition:background-color .25s var(--ease),color .25s var(--ease)}
a{color:var(--pri-text);text-decoration:none}
a:hover{text-decoration:underline}
.hidden{display:none!important}
::selection{background:rgba(124,131,253,.25)}
::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-thumb{background:var(--surface-3);border-radius:8px}::-webkit-scrollbar-track{background:transparent}
@keyframes fadeUp{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
@keyframes pop{from{opacity:0;transform:scale(.96)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* ---------- 布局 ---------- */
.wrap{max-width:460px;margin:0 auto;padding:32px 18px;animation:fadeUp .35s var(--ease)}
.wrap.wide{max-width:980px}
.brand{display:flex;align-items:center;gap:12px;justify-content:center;margin:18px 0 26px}
.brand .logo{width:46px;height:46px;border-radius:15px;background:linear-gradient(135deg,#8b91ff,#c49cff);display:grid;place-items:center;color:#fff;font-weight:700;font-size:21px;box-shadow:0 10px 24px rgba(124,131,253,.35)}
.brand .logo.v{background:linear-gradient(135deg,#f29bbd,#a78bfa);box-shadow:0 10px 24px rgba(242,155,189,.35)}
.brand h1{font-size:23px;margin:0;font-weight:700;letter-spacing:.02em}
.brand .tagline{display:block;font-size:13px;color:var(--muted);font-weight:400}
.card{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px;margin-bottom:18px;border:1px solid var(--line);animation:fadeUp .3s var(--ease)}
.card h2{font-size:16px;margin:0 0 14px;font-weight:650;display:flex;align-items:center;gap:8px}
.card h2 .count{font-size:12px;font-weight:500;color:var(--muted);background:var(--surface-2);border-radius:20px;padding:1px 9px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media (max-width:820px){.grid2{grid-template-columns:1fr}}

/* ---------- 表单 / 按钮 ---------- */
.tabs{display:flex;background:var(--surface-2);border-radius:14px;padding:4px;margin-bottom:18px;gap:4px}
.tabs button{flex:1;border:0;background:none;padding:9px 10px;border-radius:11px;font-size:14.5px;color:var(--muted);cursor:pointer;font-family:inherit;transition:all .18s var(--ease)}
.tabs button:hover{color:var(--text)}
.tabs button.on{background:var(--surface);color:var(--text);font-weight:600;box-shadow:0 2px 8px rgba(80,80,140,.1)}
label{display:block;font-size:13px;color:var(--muted);margin:12px 0 6px;font-weight:500}
input,select,textarea{width:100%;padding:11px 14px;border:1px solid var(--line);border-radius:var(--radius-sm);font-size:16px;background:var(--surface-2);color:var(--text);outline:none;font-family:inherit;transition:border-color .18s,box-shadow .18s,background .18s}
input::placeholder,textarea::placeholder{color:var(--muted);opacity:.8}
input:focus,textarea:focus,select:focus{border-color:var(--pri);box-shadow:var(--ring);background:var(--surface)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:0;border-radius:var(--radius-sm);padding:11px 18px;font-size:14.5px;cursor:pointer;background:var(--pri);color:#fff;font-weight:600;font-family:inherit;
  white-space:nowrap;flex:none;transition:transform .12s var(--ease),background .18s,box-shadow .18s;box-shadow:0 6px 16px rgba(124,131,253,.28)}
.btn:hover{background:var(--pri-2);text-decoration:none}
.btn:active{transform:scale(.97)}
.btn:disabled{opacity:.55;cursor:default;transform:none}
.btn.block{width:100%;margin-top:18px;padding:12px}
.btn.ghost{background:var(--surface);color:var(--text);border:1px solid var(--line);font-weight:500;box-shadow:none}
.btn.ghost:hover{background:var(--surface-2)}
.btn.soft{background:var(--pri-soft);color:var(--pri-text);box-shadow:none}
.btn.soft:hover{background:var(--surface-3)}
.btn.danger{background:var(--danger);box-shadow:0 6px 16px rgba(236,106,132,.25)}
.btn.danger:hover{background:#e0567a}
.btn.ok{background:var(--ok);box-shadow:0 6px 16px rgba(59,185,145,.25)}
.btn.sm{padding:6px 12px;font-size:13px;border-radius:10px}
.btn.icon{width:38px;height:38px;padding:0;border-radius:12px}
.seg{display:flex;gap:8px}
.seg label{flex:1;margin:0;display:flex;align-items:flex-start;gap:9px;padding:11px 12px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--surface-2);cursor:pointer;color:var(--text);font-weight:500;transition:all .18s}
.seg label small{display:block;color:var(--muted);font-weight:400;font-size:12px;line-height:1.4}
.seg input{width:auto;margin-top:4px;accent-color:var(--pri)}
.seg label:has(input:checked){border-color:var(--pri);background:var(--pri-soft);box-shadow:var(--ring)}
.notice{font-size:13px;color:var(--muted);background:var(--surface-2);border-radius:var(--radius-sm);padding:10px 14px;margin-top:14px;line-height:1.65}
.msg{font-size:13.5px;margin-top:10px;min-height:1.2em}
.msg.err{color:var(--danger)}.msg.ok{color:var(--ok)}
.row{display:flex;gap:10px;align-items:center}
.row>*{flex:1}
.row.nogrow{flex:none;gap:8px}
.mt0{margin-top:0}
.center-col{flex:1;min-width:0;text-align:center}
.sub{font-size:12.5px;color:var(--muted)}

/* ---------- 顶栏 ---------- */
.top{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 18px;background:color-mix(in srgb,var(--surface) 82%,transparent);
  backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.top .who{font-size:14px;color:var(--muted);display:flex;align-items:center;gap:10px;min-width:0}
.top .who b{color:var(--text)}
.theme-btn{font-size:16px}

/* ---------- 头像 ---------- */
.av{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font-weight:700;font-size:14px;color:#fff;flex:none;user-select:none}
.av.sm{width:26px;height:26px;font-size:12px}
.av.c0{background:linear-gradient(135deg,#8b91ff,#a78bfa)}.av.c1{background:linear-gradient(135deg,#5cc8ad,#7ed6c4)}.av.c2{background:linear-gradient(135deg,#f29bbd,#f7b5cf)}
.av.c3{background:linear-gradient(135deg,#f6b47b,#f9c99c)}.av.c4{background:linear-gradient(135deg,#6cb6f5,#93c9f7)}.av.c5{background:linear-gradient(135deg,#b49cf4,#cdb9f8)}

/* ---------- 列表 / 房间卡片 ---------- */
.list{list-style:none;margin:0;padding:0}
.list li{display:flex;align-items:center;justify-content:space-between;padding:12px 4px;border-top:1px solid var(--line);gap:12px}
.list li:first-child{border-top:0}
.list .title{font-weight:600}
.empty{color:var(--muted);font-size:14px;text-align:center;padding:14px 0}
.rooms{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
.room-card{border:1px solid var(--line);border-radius:16px;padding:14px;background:var(--surface-2);display:flex;flex-direction:column;gap:8px;transition:transform .18s var(--ease),box-shadow .18s,border-color .18s}
.room-card:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:color-mix(in srgb,var(--pri) 35%,var(--line))}
.room-card .rc-top{display:flex;align-items:center;gap:10px}
.room-card .rc-name{font-weight:650;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.room-card .rc-meta{font-size:12.5px;color:var(--muted);display:flex;flex-wrap:wrap;gap:4px 10px}
.room-card .btn{align-self:flex-start}
.ico-room{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;font-size:18px;background:var(--pri-soft);flex:none}
.ico-room.v{background:var(--pink-soft)}
.live-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--ok);margin-right:4px;vertical-align:middle;box-shadow:0 0 0 3px var(--ok-soft)}
.tag{display:inline-flex;align-items:center;gap:3px;padding:1px 8px;border-radius:20px;font-size:12px;background:var(--surface-3);white-space:nowrap;color:var(--text);font-weight:500}
.tag.bad{background:var(--danger-soft);color:var(--danger)}
.tag.good{background:var(--ok-soft);color:var(--ok)}
.tag.adm,.tag.pub{background:var(--pri-soft);color:var(--pri-text)}
.tag.vid{background:var(--pink-soft);color:#d4609a}
.tag.priv{background:var(--peach-soft);color:#c9803f}
.badge-n{display:inline-grid;place-items:center;min-width:18px;height:18px;padding:0 5px;border-radius:9px;background:var(--danger);color:#fff;font-size:11px;font-weight:700;line-height:1}

/* ---------- 聊天 ---------- */
.chat{display:flex;flex-direction:column;height:100vh;height:100dvh}
.chat .top{flex:none}
.chat .title{font-weight:650;font-size:16px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.chat .title small{font-weight:400;color:var(--muted);margin-left:6px;font-size:12.5px}
.chat-body{flex:1;display:flex;min-height:0}
.msgs{flex:1;overflow-y:auto;padding:18px 20px;display:flex;flex-direction:column;gap:2px;overscroll-behavior:contain}
.side{width:230px;border-left:1px solid var(--line);background:var(--surface);padding:16px;overflow-y:auto;flex:none}
.side h3{font-size:12px;color:var(--muted);margin:0 0 10px;font-weight:600;letter-spacing:.06em;text-transform:uppercase}
.side .list li{justify-content:flex-start;border-top:0;padding:6px 4px;font-size:14px;gap:9px;border-radius:10px}
.side .list li:hover{background:var(--surface-2)}
.dot{width:8px;height:8px;border-radius:50%;background:var(--ok);flex:none}
.mrow{display:flex;gap:10px;align-items:flex-end;max-width:min(78%,620px);align-self:flex-start;margin-top:10px;animation:fadeUp .22s var(--ease)}
.mrow.cont{margin-top:3px}
.mrow.cont .av{visibility:hidden;height:0}
.mrow .col{min-width:0}
.mrow .meta{font-size:12px;color:var(--muted);margin:0 6px 4px}
.mrow .txt{background:var(--other-bubble);padding:9px 14px;border-radius:6px 18px 18px 18px;box-shadow:0 2px 8px rgba(80,80,140,.06);white-space:pre-wrap;word-break:break-word;overflow-wrap:anywhere;border:1px solid var(--line)}
.mrow.cont .txt{border-radius:18px}
.mrow.me{align-self:flex-end;flex-direction:row-reverse}
.mrow.me .meta{text-align:right}
.mrow.me .txt{background:var(--me-bubble);color:var(--me-text);border:0;border-radius:18px 6px 18px 18px;box-shadow:0 6px 16px rgba(124,131,253,.25)}
.mrow.me.cont .txt{border-radius:18px}
.mrow.pending .txt{opacity:.6}
.sys{align-self:center;font-size:12px;color:var(--muted);background:var(--surface-2);padding:3px 12px;border-radius:20px;margin:10px 0 4px}
.composer{flex:none;display:flex;gap:10px;align-items:flex-end;padding:12px 16px calc(12px + env(safe-area-inset-bottom));background:var(--surface);border-top:1px solid var(--line)}
.composer textarea{resize:none;height:46px;max-height:140px;line-height:1.45;border-radius:16px;padding:12px 16px}
.composer .btn{height:46px;border-radius:16px;padding:0 20px}
.status{font-size:12px;color:var(--muted)}
.status.bad{color:var(--danger)}
.online-btn{display:none}
.drawer{position:fixed;right:16px;top:70px;width:340px;max-width:calc(100% - 32px);max-height:70vh;overflow:auto;z-index:12;margin:0;box-shadow:var(--shadow-lg);animation:pop .2s var(--ease)}
@media (max-width:720px){
  .side{position:fixed;right:0;top:57px;bottom:0;width:72%;max-width:270px;transform:translateX(100%);transition:transform .25s var(--ease);z-index:6;box-shadow:var(--shadow-lg)}
  .side.open{transform:none}
  .online-btn{display:inline-flex}
  .mrow{max-width:90%}
  .msgs{padding:14px 12px}
  .top{padding:8px 12px}
  .drawer{left:12px;right:12px;width:auto;top:64px}
}
/* 语音频道 */
.voicebar{flex:none;background:var(--surface);border-bottom:1px solid var(--line);padding:10px 18px;display:none;animation:fadeUp .2s var(--ease)}
.voicebar.open{display:block}
.vc-head{display:flex;align-items:center;justify-content:space-between;gap:8px}
.vc-title{font-size:14px;font-weight:650}
.vc-title small{font-weight:400;color:var(--muted);margin-left:4px}
.vc-people{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.vc-people:empty{display:none}
.vc-chip{display:inline-flex;align-items:center;gap:6px;padding:4px 12px 4px 4px;border-radius:22px;background:var(--surface-2);font-size:13px;border:2px solid transparent;transition:border-color .15s,box-shadow .15s}
.vc-chip.speaking{border-color:var(--ok);box-shadow:0 0 0 4px var(--ok-soft)}
.vc-chip.me{font-weight:600}
.vc-chip .st{font-size:11px;color:var(--muted)}
.vc-tip{font-size:12px;color:var(--muted);margin-top:6px}
.vc-tip:empty{display:none}
#vc-toggle.live{background:var(--ok-soft);border-color:var(--ok);color:var(--ok)}
.toast{position:fixed;left:50%;top:76px;transform:translateX(-50%);background:var(--text);color:var(--surface);padding:9px 16px;border-radius:14px;font-size:14px;z-index:40;max-width:90%;box-shadow:var(--shadow-lg);animation:pop .2s var(--ease)}

/* ---------- 管理后台 ---------- */
.admin-wrap{max-width:1280px;margin:0 auto;padding:18px}
.admin-tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:16px;background:var(--surface);padding:6px;border-radius:16px;border:1px solid var(--line);box-shadow:var(--shadow);width:max-content;max-width:100%}
.admin-tabs button{border:0;background:none;color:var(--muted);padding:8px 14px;border-radius:11px;cursor:pointer;font-size:14px;font-family:inherit;display:inline-flex;gap:6px;align-items:center;transition:all .18s}
.admin-tabs button:hover{color:var(--text);background:var(--surface-2)}
.admin-tabs button.on{background:var(--pri);color:#fff;box-shadow:0 6px 16px rgba(124,131,253,.28)}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px;align-items:center}
.filters input,.filters select{width:auto;flex:1 1 140px;padding:8px 12px;font-size:14px}
.tbl-wrap{overflow-x:auto;background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--line)}
table{border-collapse:collapse;width:100%;font-size:13px}
th,td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
tbody tr:hover td{background:var(--surface-2)}
tbody tr:last-child td{border-bottom:0}
th{background:var(--surface-2);font-weight:600;white-space:nowrap;position:sticky;top:0;color:var(--muted);font-size:12px;letter-spacing:.03em}
td.ua{max-width:280px;color:var(--muted);word-break:break-all}
td.msgtxt{max-width:420px;word-break:break-word;white-space:pre-wrap}
td.nowrap,th.nowrap{white-space:nowrap}
.pager{display:flex;gap:10px;align-items:center;justify-content:space-between;margin-top:10px;font-size:13px;color:var(--muted)}
.modal{position:fixed;inset:0;background:rgba(30,28,60,.35);backdrop-filter:blur(4px);display:grid;place-items:center;z-index:20;padding:16px;animation:fadeUp .15s}
.modal .card{width:100%;max-width:780px;max-height:85vh;overflow:auto;margin:0;animation:pop .2s var(--ease)}
.modal h2{margin:0}
.modal .row{margin-bottom:12px}
.mon-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px}
.mon-card{margin:0;padding:16px}
.mon-card .mc-head{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.mon-card .mc-stats{display:flex;gap:12px;flex-wrap:wrap;font-size:12.5px;color:var(--muted);margin-bottom:10px}
.mon-card .mc-stats b{color:var(--text)}
.mon-card .list li{padding:7px 2px;font-size:13px}
.mon-card .mc-actions{display:flex;gap:6px;margin-top:10px;flex-wrap:wrap}
.mon-bar{display:flex;align-items:center;gap:12px;margin-bottom:14px;flex-wrap:wrap}
.switch{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--text);margin:0;cursor:pointer}
.switch input{width:18px;height:18px;accent-color:var(--pri)}
.reg-row{margin:10px 0;align-items:center}
.reg-row>*{flex:initial}
#rg-code{flex:1}
.kpis{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px;margin-bottom:14px}
.kpi{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:12px 16px;box-shadow:var(--shadow)}
.kpi b{display:block;font-size:22px}
.kpi span{font-size:12.5px;color:var(--muted)}
.foot{text-align:center;display:flex;justify-content:center;align-items:center;gap:8px}
.brand-mini{font-size:18px;margin-right:4px}
/* ===== 头像 ===== */
.av{overflow:hidden;position:relative}
.av.img{background:var(--surface-2)!important}
.av img{width:100%;height:100%;object-fit:cover;display:block;border-radius:inherit}
.av.lg{width:48px;height:48px;font-size:19px}
.av.xl{width:76px;height:76px;font-size:30px;box-shadow:var(--shadow)}
.av-me{border:0;background:none;padding:0;cursor:pointer;border-radius:50%;transition:transform .15s var(--ease)}
.av-me:hover{transform:scale(1.06)}
.av-me:focus-visible{box-shadow:var(--ring);outline:none}
.av-picker{max-width:520px!important}
.av-picker h2{margin:0 0 4px}
.av-preview{display:flex;align-items:center;gap:14px;margin:14px 0;padding:12px;border-radius:var(--radius-sm);background:var(--surface-2)}
.av-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(64px,1fr));gap:10px;margin-top:12px;max-height:290px;overflow:auto;padding:4px}
.av-opt{aspect-ratio:1;border:2px solid transparent;border-radius:50%;padding:0;background:var(--surface-2);cursor:pointer;overflow:hidden;transition:transform .15s var(--ease),border-color .15s}
.av-opt img{width:100%;height:100%;object-fit:cover;display:block}
.av-opt:hover{transform:translateY(-2px)}
.av-opt.on,.av-sw.on{border-color:var(--pri);box-shadow:var(--ring)}
.av-swatches{display:flex;flex-wrap:wrap;gap:10px;margin:12px 0}
.av-sw{width:38px;height:38px;border-radius:50%;border:2px solid var(--surface);cursor:pointer;box-shadow:0 0 0 1px var(--line);transition:transform .15s var(--ease)}
.av-sw:hover{transform:scale(1.08)}
.av-custom{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--muted)}
.av-custom input[type=color]{width:46px;height:34px;padding:0;border-radius:10px;border:1px solid var(--line);background:none;cursor:pointer}
.av-actions{justify-content:flex-end;margin-top:16px;gap:8px}
.av-actions .btn{flex:none}
@media (max-width:600px){.av-grid{grid-template-columns:repeat(4,1fr)}}
/* ===== 视频聊天室 ===== */
.perm{text-align:center}
.perm .big{font-size:44px;margin:6px 0}
.perm p{color:var(--muted);font-size:14px;margin:6px 0 0}
.perm .preview{width:100%;aspect-ratio:4/3;background:#000;border-radius:var(--radius-sm);object-fit:cover;margin-top:14px;transform:scaleX(-1)}
.perm .btn.block{margin-top:10px}
.vroom{--vbg:#171826;--vsurf:#20223a;--vline:#2c2f4a;display:flex;flex-direction:column;height:100vh;height:100dvh;background:var(--vbg);background-image:radial-gradient(800px 400px at 0% 0%,rgba(124,131,253,.18),transparent 60%),radial-gradient(700px 400px at 100% 100%,rgba(242,155,189,.14),transparent 60%);color:#f1f1fa}
.vroom .top{background:rgba(23,24,38,.7);border-color:var(--vline);color:#fff}
.vroom .top .btn.ghost,.vchat .btn.ghost{color:#e8e8f6;border-color:#3a3d5c;background:transparent}
.vroom .top .btn.ghost:hover,.vchat .btn.ghost:hover{background:#2a2c48}
.vroom .status{color:#a6a9c8}
.vroom .title{color:#fff}
.vbody{flex:1;display:flex;min-height:0}
.grid{flex:1;display:grid;gap:10px;padding:10px;grid-template-columns:1fr;grid-auto-rows:1fr;min-height:0}
.grid.n2{grid-template-columns:1fr 1fr}
.grid.n3,.grid.n4{grid-template-columns:1fr 1fr}
@media (max-width:720px){.grid.n2{grid-template-columns:1fr}.grid.n3,.grid.n4{grid-template-columns:1fr 1fr}.grid{gap:8px;padding:8px}}
.tile{position:relative;background:var(--vsurf);border-radius:20px;overflow:hidden;min-height:0;box-shadow:0 10px 30px rgba(0,0,0,.25);animation:pop .25s var(--ease)}
.tile video{width:100%;height:100%;object-fit:cover;background:#0d0e18;display:block}
.tile.local video{transform:scaleX(-1)}
.tile.local.screen video{transform:none;object-fit:contain}
.tile.screen video{object-fit:contain}
.tile .name{position:absolute;left:10px;bottom:10px;background:rgba(15,16,28,.55);backdrop-filter:blur(6px);padding:4px 10px 4px 4px;border-radius:20px;font-size:13px;display:flex;gap:6px;align-items:center;max-width:calc(100% - 20px)}
.tile .name span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tile .name .mic:empty{display:none}
.tile .off{position:absolute;inset:0;display:grid;place-items:center;background:linear-gradient(160deg,#23254a,#2b2340)}
.tile .off .av{width:88px;height:88px;font-size:36px;box-shadow:0 10px 30px rgba(0,0,0,.3)}
@media (max-width:720px){.tile .off .av{width:60px;height:60px;font-size:24px}}
.tile .conn{position:absolute;right:10px;top:10px;font-size:12px;background:rgba(15,16,28,.6);padding:3px 10px;border-radius:12px;color:#ffd9a8}
.controls{flex:none;display:flex;justify-content:center;gap:12px;padding:12px 10px calc(14px + env(safe-area-inset-bottom));background:rgba(23,24,38,.8);backdrop-filter:blur(10px);border-top:1px solid var(--vline);flex-wrap:wrap}
.cbtn{position:relative;border:0;border-radius:50%;width:54px;height:54px;background:#2c2f4d;color:#fff;font-size:20px;cursor:pointer;display:inline-flex;flex-direction:column;align-items:center;justify-content:center;line-height:1;transition:transform .15s var(--ease),background .2s}
.cbtn:hover{transform:translateY(-2px);background:#363a5e}
.cbtn small{font-size:10px;margin-top:3px;color:#c9cbe6}
.cbtn.off{background:#e8708a}
.cbtn.on{background:var(--pri)}
.cbtn.leave{background:#e8708a;width:68px;border-radius:27px}
.cbtn .badge{position:absolute;top:-2px;right:-2px;background:#e8708a;border-radius:10px;font-size:10px;padding:2px 6px}
@media (max-width:420px){.cbtn{width:46px;height:46px;font-size:17px}.cbtn.leave{width:58px}.controls{gap:8px}}
.vchat{width:320px;flex:none;display:flex;flex-direction:column;background:var(--vsurf);border-left:1px solid var(--vline)}
.vchat .head{padding:12px 14px;font-size:14px;border-bottom:1px solid var(--vline);display:flex;justify-content:space-between;align-items:center}
.vchat .msgs{padding:12px;gap:6px}
.vchat .bubble{display:flex;gap:8px;align-items:flex-end;max-width:92%}
.vchat .bubble.me{align-self:flex-end;flex-direction:row-reverse}
.vchat .bubble .meta{font-size:11.5px;color:#a6a9c8;margin:0 4px 2px}
.vchat .bubble.me .meta{text-align:right}
.vchat .bubble .txt{background:#2c2f4d;color:#ececf8;padding:7px 12px;border-radius:16px 16px 16px 6px;white-space:pre-wrap;word-break:break-word;font-size:14px}
.vchat .bubble.me .txt{background:var(--me-bubble);color:#fff;border-radius:16px 16px 6px 16px}
.vchat .sys{background:#2a2c48;color:#a6a9c8}
.vchat form{display:flex;gap:6px;padding:10px;border-top:1px solid var(--vline)}
.vchat input{background:#15162a;border-color:#34375a;color:#fff;font-size:15px;padding:9px 12px}
@media (max-width:720px){.vchat{position:fixed;left:0;right:0;bottom:calc(80px + env(safe-area-inset-bottom));top:38%;width:auto;z-index:8;border-left:0;border-top:1px solid var(--vline);border-radius:20px 20px 0 0}}
.vroom .drawer{color:var(--text)}
.top .who{min-width:0;overflow:hidden}
.hello-txt{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.drawer .row .btn{flex:none}
@media (max-width:560px){.hello-txt,#l-avatar{display:none}.top .row.nogrow{gap:4px}.top .btn.sm{padding-left:9px;padding-right:9px}}
.rooms .empty{grid-column:1/-1;text-align:center}