:root{--bg:#0e1116;--bg-raised:#161b22;--bg-overlay:#080a0ed1;--panel:#1b212b;--panel-border:#2a3140;--tile:#1a2029;--tile-border:#262e3b;--text:#e8ecf2;--text-dim:#9aa4b2;--text-faint:#6b7482;--accent:#4c8dff;--accent-strong:#2f6fe8;--accent-soft:#4c8dff29;--danger:#e5534b;--danger-strong:#c93c34;--warn:#d4a72c;--ok:#3fb950;--speaking:#3fb950;--radius:10px;--radius-sm:7px;--shadow:0 8px 28px #00000073;--font:"PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif}*{box-sizing:border-box}html,body{height:100%;margin:0;padding:0}.public-meeting-page{min-height:100dvh}.public-meeting-page becool-meeting{--becool-meeting-min-height:100dvh;--becool-color-accent:var(--accent);min-height:100dvh}.meeting-bootstrap-error{z-index:100;border:1px solid var(--danger);border-radius:var(--radius-sm);color:#fff;background:var(--danger-strong);max-width:48rem;box-shadow:var(--shadow);margin:0 auto;padding:.85rem 1rem;position:fixed;inset:1rem 1rem auto}body{background:var(--bg);color:var(--text);font-family:var(--font);-webkit-font-smoothing:antialiased;font-size:15px;line-height:1.55}h1,h2,h3{margin:0;font-weight:600;line-height:1.3}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button{font-family:inherit;font-size:inherit;color:inherit;cursor:pointer;background:0 0;border:none;padding:0}button:disabled{opacity:.55;cursor:not-allowed}input[type=text]{color:var(--text);background:var(--bg);border:1px solid var(--panel-border);border-radius:var(--radius-sm);width:100%;padding:10px 12px;font-family:inherit;font-size:15px}input[type=text]::placeholder{color:var(--text-faint)}:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}input[type=text]:focus-visible{outline-offset:0;border-color:var(--accent)}.visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.btn{border-radius:var(--radius-sm);border:1px solid #0000;justify-content:center;align-items:center;gap:8px;padding:10px 18px;font-weight:500;transition:background .15s,border-color .15s;display:inline-flex}.btn-primary{background:var(--accent-strong);color:#fff}.btn-primary:hover:not(:disabled){background:var(--accent)}.btn-ghost{border-color:var(--panel-border);color:var(--text);background:0 0}.btn-ghost:hover:not(:disabled){background:var(--accent-soft);border-color:var(--accent)}.btn-danger{background:var(--danger-strong);color:#fff}.btn-danger:hover:not(:disabled){background:var(--danger)}.lobby{flex-direction:column;justify-content:center;align-items:center;gap:24px;min-height:100vh;padding:32px 16px;display:flex}.lobby-brand{text-align:center}.lobby-brand .logo{letter-spacing:.5px;font-size:30px}.lobby-brand .tagline{color:var(--text-dim);margin:6px 0 0;font-size:14px}.notice{color:#e8c96a;border-radius:var(--radius-sm);background:#d4a72c1f;border:1px solid #d4a72c73;width:100%;max-width:720px;padding:10px 14px;font-size:14px}.lobby-cards{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px;width:100%;max-width:760px;display:grid}.card{background:var(--panel);border:1px solid var(--panel-border);border-radius:var(--radius);box-shadow:var(--shadow);flex-direction:column;gap:14px;padding:24px;display:flex}.card h2{font-size:18px}.card .hint{color:var(--text-dim);margin:-6px 0 0;font-size:13px}.field{flex-direction:column;gap:6px;display:flex}.field label{color:var(--text-dim);font-size:13px}.form-error{color:var(--danger);min-height:1.2em;margin:0;font-size:13px}.lobby-footer{color:var(--text-faint);font-size:12px}.meet-page{flex-direction:column;height:100dvh;display:flex;overflow:hidden}.topbar{background:var(--bg-raised);border-bottom:1px solid var(--panel-border);flex:none;align-items:center;gap:12px;min-height:52px;padding:10px 16px;display:flex}.topbar .room-title{white-space:nowrap;text-overflow:ellipsis;font-size:15px;font-weight:600;overflow:hidden}.topbar .room-id{color:var(--text-dim);background:var(--bg);border:1px solid var(--panel-border);border-radius:999px;align-items:center;gap:6px;max-width:40vw;padding:3px 10px;font-size:12px;display:inline-flex}.topbar .room-id code{text-overflow:ellipsis;white-space:nowrap;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;overflow:hidden}.icon-btn{width:22px;height:22px;color:var(--text-dim);border-radius:5px;flex:none;justify-content:center;align-items:center;display:inline-flex}.icon-btn:hover{color:var(--text);background:#ffffff14}.topbar .spacer{flex:1}.badge-role{background:var(--accent-soft);color:var(--accent);border:1px solid #4c8dff66;border-radius:999px;flex:none;padding:2px 8px;font-size:11px}.conn-banner{color:#e8c96a;background:#d4a72c24;border-bottom:1px solid #d4a72c80;flex:none;justify-content:center;align-items:center;gap:8px;padding:6px 12px;font-size:13px;display:none}.conn-banner.show{display:flex}.conn-banner .dot{background:var(--warn);border-radius:50%;width:8px;height:8px;animation:1.2s ease-in-out infinite pulse}@keyframes pulse{0%,to{opacity:.35}50%{opacity:1}}.meet-main{flex:1;min-height:0;display:flex}.video-area{flex-direction:column;flex:1;gap:10px;min-width:0;padding:12px;display:flex}.stage{border:1px solid var(--tile-border);border-radius:var(--radius);background:#000;flex:1;min-height:0;display:none;position:relative;overflow:hidden}.stage video{object-fit:contain;background:#000;width:100%;height:100%}.stage .stage-label{color:#fff;border-radius:var(--radius-sm);background:#0009;align-items:center;gap:6px;padding:4px 10px;font-size:13px;display:inline-flex;position:absolute;bottom:10px;left:10px}.grid-wrap{flex-direction:column;flex:1;gap:10px;min-height:0;display:flex}.grid{flex:1;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));grid-auto-rows:1fr;align-content:center;gap:10px;min-height:0;display:grid}.video-area.stage-mode .stage{display:block}.video-area.stage-mode .grid-wrap{flex:none}.video-area.stage-mode .grid{align-content:initial;padding-bottom:4px;display:flex;overflow-x:auto}.video-area.stage-mode .tile{flex:0 0 200px;height:120px}.tile{background:var(--tile);border:1px solid var(--tile-border);border-radius:var(--radius);justify-content:center;align-items:center;min-height:120px;transition:box-shadow .15s,border-color .15s;display:flex;position:relative;overflow:hidden}.tile.speaking{border-color:var(--speaking);box-shadow:0 0 0 2px var(--speaking)}.tile.offline{opacity:.55}.tile video{object-fit:cover;background:#000;width:100%;height:100%;position:absolute;inset:0}.tile video.mirror{transform:scaleX(-1)}.tile .avatar{background:var(--accent-soft);width:64px;height:64px;color:var(--accent);-webkit-user-select:none;user-select:none;border-radius:50%;justify-content:center;align-items:center;font-size:26px;font-weight:600;display:flex}.tile.has-video .avatar{display:none}.tile .tile-info{pointer-events:none;align-items:center;gap:6px;display:flex;position:absolute;bottom:8px;left:8px;right:8px}.tile .tile-name{color:#fff;text-overflow:ellipsis;white-space:nowrap;background:#0000008c;border-radius:6px;max-width:70%;padding:2px 8px;font-size:12px;overflow:hidden}.tile .tile-icon{color:#fff;background:#0000008c;border-radius:6px;flex:none;justify-content:center;align-items:center;width:22px;height:22px;display:none}.tile .tile-icon svg{width:14px;height:14px}.tile.mic-muted .tile-icon.icon-mic-muted{color:var(--danger);display:inline-flex}.tile.hand-raised .tile-icon.icon-hand{color:var(--warn);display:inline-flex}.pager{flex:none;justify-content:center;align-items:center;gap:12px;display:none}.pager.show{display:flex}.pager .page-info{color:var(--text-dim);text-align:center;min-width:64px;font-size:13px}.pager button{border:1px solid var(--panel-border);background:var(--panel);width:34px;height:34px;color:var(--text);border-radius:50%;justify-content:center;align-items:center;display:inline-flex}.pager button:hover:not(:disabled){border-color:var(--accent);background:var(--accent-soft)}.side-panel{background:var(--bg-raised);border-left:1px solid var(--panel-border);flex-direction:column;flex:none;width:320px;min-height:0;display:none}.side-panel.open{display:flex}.side-tabs{border-bottom:1px solid var(--panel-border);flex:none;display:flex}.side-tabs button{color:var(--text-dim);border-bottom:2px solid #0000;flex:1;padding:12px 8px;font-size:14px}.side-tabs button.active{color:var(--text);border-bottom-color:var(--accent)}.panel-body{flex-direction:column;flex:1;min-height:0;display:none}.panel-body.active{display:flex}.chat-list{flex-direction:column;flex:1;gap:10px;min-height:0;padding:12px;display:flex;overflow-y:auto}.chat-msg .chat-meta{align-items:baseline;gap:8px;font-size:12px;display:flex}.chat-msg .chat-sender{color:var(--accent);font-weight:500}.chat-msg.self .chat-sender{color:var(--ok)}.chat-msg .chat-time{color:var(--text-faint)}.chat-msg .chat-text{white-space:pre-wrap;word-break:break-word;margin-top:2px;font-size:14px}.chat-empty{color:var(--text-faint);text-align:center;margin-top:24px;font-size:13px}.chat-form{border-top:1px solid var(--panel-border);flex:none;gap:8px;padding:10px;display:flex}.chat-form input{flex:1}.chat-form button{flex:none;padding:10px 14px}.people-actions{flex:none;justify-content:flex-end;padding:10px 12px 0;display:flex}.people-actions .p-kick{color:var(--danger);border-radius:var(--radius-sm);border:1px solid #e5534b66;padding:4px 10px;font-size:12px}.people-actions .p-kick:hover{background:#e5534b1f}.people-list{flex-direction:column;flex:1;gap:4px;min-height:0;padding:8px;display:flex;overflow-y:auto}.person{border-radius:var(--radius-sm);align-items:center;gap:10px;padding:8px 10px;display:flex}.person:hover{background:#ffffff0a}.person .p-avatar{background:var(--accent-soft);width:34px;height:34px;color:var(--accent);border-radius:50%;flex:none;justify-content:center;align-items:center;font-size:14px;font-weight:600;display:flex}.person .p-main{flex:1;min-width:0}.person .p-name{white-space:nowrap;text-overflow:ellipsis;align-items:center;gap:6px;font-size:14px;display:flex;overflow:hidden}.person .p-state{color:var(--text-faint);align-items:center;gap:6px;font-size:12px;display:flex}.person .p-role{border:1px solid var(--panel-border);color:var(--text-dim);border-radius:999px;flex:none;padding:1px 7px;font-size:11px}.person .p-role.host{color:var(--warn);border-color:#d4a72c80}.person .p-hand{color:var(--warn);flex:none;display:none}.person.hand-raised .p-hand{display:inline-flex}.person .p-hand svg{width:14px;height:14px}.person .p-dot{background:var(--ok);border-radius:50%;flex:none;width:7px;height:7px}.person.offline .p-dot{background:var(--text-faint)}.person .p-kick{color:var(--danger);border-radius:var(--radius-sm);border:1px solid #e5534b66;flex:none;padding:3px 9px;font-size:12px}.person .p-kick:hover{background:#e5534b1f}.controls{background:var(--bg-raised);border-top:1px solid var(--panel-border);flex-wrap:wrap;flex:none;justify-content:center;align-items:center;gap:10px;padding:12px 16px;display:flex}.ctrl{border-radius:var(--radius-sm);min-width:64px;color:var(--text-dim);border:1px solid #0000;flex-direction:column;align-items:center;gap:4px;padding:8px 10px;display:inline-flex;position:relative}.ctrl:hover:not(:disabled){color:var(--text);background:#ffffff0d}.ctrl .ctrl-icon{background:var(--panel);border:1px solid var(--panel-border);border-radius:50%;justify-content:center;align-items:center;width:38px;height:38px;display:flex}.ctrl .ctrl-icon svg{width:18px;height:18px}.ctrl .ctrl-label{font-size:12px}.ctrl .icon-off{display:none}.ctrl.state-off .ctrl-icon{background:var(--danger-strong);border-color:var(--danger-strong);color:#fff}.ctrl.state-off .icon-on{display:none}.ctrl.state-off .icon-off{display:block}.ctrl.state-active .ctrl-icon{background:var(--accent-strong);border-color:var(--accent-strong);color:#fff}.ctrl.ctrl-leave .ctrl-icon{background:var(--danger-strong);border-color:var(--danger-strong);color:#fff}.ctrl.ctrl-leave:hover{color:var(--danger)}.ctrl .ctrl-badge{background:var(--danger);color:#fff;border-radius:999px;justify-content:center;align-items:center;min-width:18px;height:18px;padding:0 5px;font-size:11px;display:none;position:absolute;top:2px;right:8px}.ctrl .ctrl-badge.show{display:inline-flex}.ctrl-sep{background:var(--panel-border);width:1px;height:36px;margin:0 4px}.overlay{background:var(--bg-overlay);z-index:40;justify-content:center;align-items:center;padding:16px;display:flex;position:fixed;inset:0}.overlay.hidden{display:none}.overlay .card{text-align:center;align-items:center;width:100%;max-width:420px}.overlay .card h2{font-size:20px}.overlay .meta-line{color:var(--text-dim);word-break:break-all;margin:0;font-size:13px}.overlay .join-opts{color:var(--text-dim);justify-content:center;gap:18px;font-size:14px;display:flex}.overlay .join-opts label{cursor:pointer;align-items:center;gap:6px;display:inline-flex}.overlay .btn{width:100%;padding:12px 18px;font-size:16px}.toasts{z-index:60;pointer-events:none;flex-direction:column;align-items:center;gap:8px;display:flex;position:fixed;top:64px;left:50%;transform:translate(-50%)}.toast{background:var(--panel);border:1px solid var(--panel-border);color:var(--text);border-radius:var(--radius-sm);box-shadow:var(--shadow);padding:9px 16px;font-size:14px;animation:.18s toast-in}.toast.error{color:#f1a9a4;border-color:#e5534b99}@keyframes toast-in{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}.audio-unlock{z-index:50;display:none;position:fixed;bottom:96px;left:50%;transform:translate(-50%)}.audio-unlock.show{display:block}.audio-sink{width:0;height:0;position:absolute;overflow:hidden}@media (width<=900px){.side-panel{z-index:30;width:min(320px,90vw);box-shadow:var(--shadow);position:fixed;top:52px;bottom:0;right:0}}@media (width<=600px){.grid{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}.ctrl{min-width:52px;padding:6px}.ctrl .ctrl-label{display:none}.topbar .room-id{max-width:30vw}}