:root{
  --bg:#141416; --panel:#1c1c1f; --panel-2:#232327; --panel-3:#2b2b30;
  --border:#333338; --text:#e9e9ec; --dim:#a0a0a8; --muted:#6f6f78;
  --accent:#68be8d; --accent-soft:rgba(104,190,141,.16);
  --warn:#e2b45c; --danger:#e06c6c; --danger-soft:rgba(224,108,108,.16);
  --chat:#cfd3da; --gift:#f0c674; --like:#e07a9b; --member:#7fb7e8; --social:#a98ce0;
  --radius:10px;
}
*{box-sizing:border-box;}
/* .login / .app 用 class 设了 display，会覆盖 hidden 属性的默认样式，这里显式兜底 */
[hidden]{display:none !important;}
html,body{height:100%;}
body{
  margin:0;background:var(--bg);color:var(--text);
  font:13px/1.6 -apple-system,"Segoe UI","Microsoft YaHei",system-ui,sans-serif;
  overflow:hidden;
}
button,input,textarea{font:inherit;color:inherit;}
button{cursor:pointer;}
input,textarea{
  background:var(--panel-2);border:1px solid var(--border);border-radius:8px;
  padding:0 10px;height:34px;outline:none;min-width:0;
}
input:focus,textarea:focus{border-color:var(--accent);}
textarea{height:auto;min-height:120px;padding:10px;resize:vertical;font-family:ui-monospace,Consolas,monospace;font-size:12px;}
.ghost{
  background:transparent;border:1px solid var(--border);border-radius:8px;
  height:30px;padding:0 12px;color:var(--dim);white-space:nowrap;
}
.ghost:hover{border-color:var(--accent);color:var(--text);}
.ghost:disabled{opacity:.4;cursor:not-allowed;}
.ghost.danger:hover{border-color:var(--danger);color:var(--danger);}
.primary{background:var(--accent);border:1px solid var(--accent);color:#10251a;border-radius:8px;height:34px;padding:0 16px;font-weight:600;}

/* ---------- 登录 ---------- */
.login{
  position:fixed;inset:0;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(1200px 600px at 50% -10%,#1e2b24 0%,var(--bg) 60%);
  z-index:50;padding:20px;
}
.login-card{
  width:min(360px,100%);background:var(--panel);border:1px solid var(--border);
  border-radius:16px;padding:26px;display:flex;flex-direction:column;gap:12px;
  box-shadow:0 22px 60px rgba(0,0,0,.45);
}
.login-title{font-size:20px;font-weight:700;letter-spacing:.5px;}
.login-sub{color:var(--muted);font-size:12px;margin-bottom:6px;}
.login-msg{color:var(--danger);font-size:12px;min-height:18px;}

/* ---------- 顶栏 ---------- */
.app{height:100dvh;display:flex;flex-direction:column;}
.topbar{
  flex:none;display:flex;align-items:center;gap:12px;
  padding:0 14px;height:48px;background:var(--panel);border-bottom:1px solid var(--border);
}
.brand{font-size:15px;font-weight:700;white-space:nowrap;}
.tag{
  margin-left:6px;padding:1px 7px;border-radius:999px;font-size:11px;font-weight:400;
  background:var(--accent-soft);color:var(--accent);
}
.topbar-meta{margin-left:auto;display:flex;align-items:center;gap:8px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 10px;
  border:1px solid var(--border);border-radius:999px;color:var(--dim);font-size:12px;
}
.chip .dot{width:7px;height:7px;border-radius:50%;background:var(--danger);}
.chip.ok .dot{background:var(--accent);}
.chip.ok{color:var(--text);}

/* ---------- 布局 ---------- */
.layout{flex:1;display:grid;grid-template-columns:250px minmax(0,1fr) 350px;min-height:0;}
.rooms,.unmask,.stream{min-height:0;min-width:0;}

/* ---------- 房间 ---------- */
.rooms{
  display:flex;flex-direction:column;background:var(--panel);
  border-right:1px solid var(--border);
}
.add-room{display:flex;gap:8px;padding:10px;}
.add-room input{flex:1;}
.add-room button{height:34px;padding:0 14px;border-radius:8px;border:1px solid var(--accent);background:var(--accent-soft);color:var(--accent);font-weight:600;}
.room-list{flex:1;overflow:auto;padding:0 8px 8px;}
.room{
  position:relative;padding:9px 10px;border-radius:9px;border:1px solid transparent;
  cursor:pointer;margin-bottom:4px;
}
.room:hover{background:var(--panel-2);}
.room.active{background:var(--accent-soft);border-color:rgba(104,190,141,.35);}
.room-title{display:flex;align-items:center;gap:6px;font-weight:600;font-size:13px;}
.room-title .name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.room-title .star{color:var(--muted);font-size:12px;flex:none;}
.room-title .star.on{color:var(--warn);}
.room-meta{margin-top:2px;display:flex;align-items:center;gap:6px;font-size:11px;color:var(--muted);}
.state{display:inline-flex;align-items:center;gap:5px;white-space:nowrap;}
.state i{width:6px;height:6px;border-radius:50%;background:var(--muted);display:inline-block;}
.state.living i{background:var(--accent);box-shadow:0 0 6px var(--accent);}
.state.connecting i,.state.reconnecting i{background:var(--warn);animation:pulse 1s infinite;}
.state.closed i,.state.error i{background:var(--danger);}
.state.ended i{background:var(--muted);}
@keyframes pulse{50%{opacity:.25;}}
.room-actions{
  position:absolute;right:8px;top:8px;display:none;gap:4px;
}
.room:hover .room-actions{display:flex;}
.icon-btn{
  width:24px;height:24px;padding:0;border-radius:6px;border:1px solid var(--border);
  background:var(--panel-3);color:var(--dim);font-size:12px;line-height:1;
}
.icon-btn:hover{color:var(--text);border-color:var(--accent);}
.rooms-foot{
  flex:none;display:flex;gap:8px;padding:8px;border-top:1px solid var(--border);
}
.rooms-foot button{flex:1;height:30px;font-size:12px;}

/* ---------- 弹幕 ---------- */
.stream{display:flex;flex-direction:column;background:var(--bg);}
.stream-head{
  flex:none;display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  padding:10px 14px;border-bottom:1px solid var(--border);background:var(--panel);
}
.room-name{font-size:14px;font-weight:700;}
.room-sub{font-size:11px;color:var(--muted);}
.stream-actions{margin-left:auto;display:flex;gap:6px;}
.tabs{
  flex:none;display:flex;gap:6px;padding:8px 14px;border-bottom:1px solid var(--border);
  background:var(--panel);
}
.tab{
  height:26px;padding:0 12px;border-radius:999px;border:1px solid var(--border);
  background:transparent;color:var(--dim);font-size:12px;
}
.tab.active{background:var(--accent-soft);border-color:rgba(104,190,141,.4);color:var(--accent);}
.messages{flex:1;overflow:auto;padding:10px 14px;min-height:0;}
.msg{
  display:flex;gap:8px;padding:3px 0;font-size:13px;line-height:1.55;
  border-bottom:1px dashed rgba(255,255,255,.04);word-break:break-word;
}
.msg .t{flex:none;color:var(--muted);font-family:ui-monospace,Consolas,monospace;font-size:11px;padding-top:2px;}
.msg .badge{
  flex:none;display:inline-flex;align-items:center;justify-content:center;
  min-width:26px;height:18px;margin-top:2px;border-radius:4px;font-size:10px;
  background:var(--panel-3);color:var(--dim);
}
.msg .body{min-width:0;}
.msg .who{color:var(--dim);margin-right:6px;}
.msg .who .lv{color:var(--muted);font-size:11px;margin-left:4px;}
.msg.chat .who{color:#8fb8d8;}
.msg.gift .who{color:var(--gift);}
.msg.like{opacity:.75;}
.msg.member .who{color:var(--member);}
.msg.social .who{color:var(--social);}
.msg.control .body{color:var(--warn);}
.msg .text{color:var(--chat);}
.msg.gift .text{color:var(--gift);}
.msg img.emoji{height:18px;vertical-align:-3px;margin:0 1px;}
.empty{padding:40px 10px;text-align:center;color:var(--muted);font-size:12px;}
.stream-foot{
  flex:none;display:flex;align-items:center;gap:14px;padding:6px 14px;
  border-top:1px solid var(--border);background:var(--panel);font-size:11px;color:var(--muted);
}
.stream-foot .check{margin-left:auto;display:flex;align-items:center;gap:5px;cursor:pointer;}

/* ---------- 伪装剥离 ---------- */
.unmask{display:flex;flex-direction:column;background:var(--panel);border-left:1px solid var(--border);}
.unmask-head{
  flex:none;display:flex;align-items:flex-start;gap:8px;padding:10px 12px;
  border-bottom:1px solid var(--border);
}
.unmask-title{font-size:13px;font-weight:700;}
.unmask-sub{font-size:11px;color:var(--muted);}
.unmask-actions{margin-left:auto;display:flex;gap:6px;}
.unmask-actions button{height:26px;padding:0 9px;font-size:11px;}
.unmask-tools{flex:none;display:flex;flex-direction:column;gap:6px;padding:8px 12px;border-bottom:1px solid var(--border);}
.unmask-tools input{height:30px;font-size:12px;}
.lookup{display:flex;gap:6px;}
.lookup input{flex:1;font-family:ui-monospace,Consolas,monospace;font-size:11px;}
.lookup button{height:30px;padding:0 12px;border-radius:8px;border:1px solid var(--accent);background:var(--accent-soft);color:var(--accent);font-size:12px;}
.unmask-list{flex:1;overflow:auto;padding:6px;}
.umask-item{
  padding:8px 9px;border-radius:8px;cursor:pointer;border:1px solid transparent;
}
.umask-item:hover{background:var(--panel-2);}
.umask-item .line1{display:flex;align-items:center;gap:6px;}
.umask-item .nick{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.umask-item .cnt{margin-left:auto;flex:none;color:var(--accent);font-size:11px;font-variant-numeric:tabular-nums;}
.umask-item .real{color:var(--accent);font-weight:600;}
.umask-item .line2{
  margin-top:2px;font-size:11px;color:var(--muted);font-family:ui-monospace,Consolas,monospace;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

/* ---------- 侧滑详情 ---------- */
.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:30;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(460px,100%);z-index:31;
  background:var(--panel);border-left:1px solid var(--border);
  display:flex;flex-direction:column;box-shadow:-16px 0 40px rgba(0,0,0,.4);
}
.drawer-head{
  flex:none;display:flex;gap:10px;align-items:flex-start;padding:14px;
  border-bottom:1px solid var(--border);
}
.drawer-head button{margin-left:auto;flex:none;}
.drawer-name{font-size:15px;font-weight:700;word-break:break-all;}
.drawer-ids{margin-top:4px;font-size:11px;color:var(--muted);font-family:ui-monospace,Consolas,monospace;line-height:1.8;word-break:break-all;}
.drawer-body{flex:1;overflow:auto;padding:10px 14px;}
.drawer-body .msg{border-bottom:1px dashed rgba(255,255,255,.05);}

/* ---------- 弹窗 / Toast ---------- */
.modal{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:40;display:flex;align-items:center;justify-content:center;padding:20px;}
.modal-card{
  width:min(520px,100%);background:var(--panel);border:1px solid var(--border);
  border-radius:12px;padding:18px;display:flex;flex-direction:column;gap:10px;
  box-shadow:0 24px 60px rgba(0,0,0,.5);
}
.modal-title{font-size:14px;font-weight:700;}
.modal-desc{font-size:12px;color:var(--muted);line-height:1.7;}
.modal-actions{display:flex;justify-content:flex-end;gap:8px;}
.modal-actions button{height:32px;}
.toast{
  position:fixed;left:50%;bottom:34px;transform:translateX(-50%);z-index:60;
  max-width:80vw;padding:9px 16px;border-radius:999px;background:rgba(35,35,40,.96);
  border:1px solid var(--border);color:var(--text);font-size:12px;
  box-shadow:0 10px 30px rgba(0,0,0,.4);
}

/* ---------- 响应式 ---------- */
@media (max-width:1180px){
  .layout{grid-template-columns:230px minmax(0,1fr);}
  .unmask{
    position:fixed;top:48px;right:0;bottom:0;width:min(360px,92vw);z-index:25;
    transform:translateX(102%);transition:transform .22s ease;
    box-shadow:-14px 0 36px rgba(0,0,0,.45);
  }
  .unmask.open{transform:translateX(0);}
}
@media (max-width:760px){
  .layout{grid-template-columns:1fr;grid-template-rows:auto minmax(0,1fr);}
  .rooms{border-right:none;border-bottom:1px solid var(--border);max-height:38vh;}
  .room-list{display:flex;gap:6px;overflow-x:auto;padding:0 8px 8px;}
  .room{flex:none;width:186px;margin-bottom:0;}
  .rooms-foot{padding:6px 8px;}
  .stream-head{gap:6px 10px;padding:8px 12px;}
  .room-sub{width:100%;}
  .stream-actions{width:100%;margin-left:0;}
  .stream-actions button{flex:1;}
  .messages{padding:8px 12px;}
  .topbar{padding:0 10px;}
  .brand{font-size:14px;}
  .chip{display:none;}
  .drawer{width:100%;top:12vh;border-radius:16px 16px 0 0;border-left:none;border-top:1px solid var(--border);}
}

::-webkit-scrollbar{width:8px;height:8px;}
::-webkit-scrollbar-thumb{background:#45454c;border-radius:4px;}
::-webkit-scrollbar-track{background:transparent;}