:root{--bg-app:#0b1120;--bg-rail:#070b14;--bg-panel:#111827;--bg-main:#0f172a;--bg-card:#1e293b;--bg-hover:#263349;--bg-bubble-own:linear-gradient(135deg, #059669, #0d9488);--bg-bubble-peer:#1e293b;--text-primary:#f8fafc;--text-secondary:#94a3b8;--text-muted:#64748b;--border-color:#94a3b824;--accent:#10b981;--accent-hover:#059669;--accent-blue:#3b82f6;--danger:#ef4444;--warning:#f59e0b;--purple:#8b5cf6;--shadow-lg:0 20px 50px #00000073}[data-theme=light]{--bg-app:#f1f5f9;--bg-rail:#0f172a;--bg-panel:#fff;--bg-main:#f8fafc;--bg-card:#fff;--bg-hover:#f1f5f9;--bg-bubble-own:linear-gradient(135deg, #059669, #0d9488);--bg-bubble-peer:#e2e8f0;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#64748b;--border-color:#0f172a1a;--shadow-lg:0 16px 40px #0f172a1f}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg-app);color:var(--text-primary);height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;overflow:hidden}button,input,select,textarea{font-family:inherit}.talk-workspace{background:var(--bg-app);grid-template-columns:76px 340px 1fr;width:100vw;height:100vh;display:grid}.nav-rail{background:var(--bg-rail);color:#f8fafc;z-index:20;border-right:1px solid #ffffff14;flex-direction:column;align-items:center;gap:10px;padding:14px 8px;display:flex}.brand-logo{color:#fff;cursor:pointer;background:linear-gradient(135deg,#10b981,#0ea5e9);border-radius:14px;justify-content:center;align-items:center;width:46px;height:46px;margin-bottom:8px;font-size:18px;font-weight:800;display:flex;box-shadow:0 6px 18px #10b98159}.rail-btn{color:#94a3b8;cursor:pointer;background:0 0;border:none;border-radius:14px;flex-direction:column;justify-content:center;align-items:center;gap:4px;width:58px;height:54px;font-size:10px;font-weight:600;transition:all .16s;display:flex;position:relative}.rail-btn:hover{color:#f8fafc;background:#ffffff12}.rail-btn.active{color:#34d399;background:#10b9812e}.rail-icon{font-size:20px;line-height:1}.rail-badge{color:#fff;background:#ef4444;border-radius:99px;padding:1px 5px;font-size:10px;font-weight:700;position:absolute;top:6px;right:8px}.rail-spacer{flex:1}.rail-chip-btn{color:#e2e8f0;cursor:pointer;background:#ffffff0d;border:1px solid #ffffff24;border-radius:10px;width:52px;padding:6px 0;font-size:11px;font-weight:700}.side-panel{background:var(--bg-panel);border-right:1px solid var(--border-color);flex-direction:column;height:100vh;display:flex;overflow:hidden}.panel-header{border-bottom:1px solid var(--border-color);flex-direction:column;gap:10px;padding:16px;display:flex}.user-switcher-bar{justify-content:space-between;align-items:center;gap:8px;display:flex}.avatar-circle{color:#fff;background:linear-gradient(135deg,#059669,#2563eb);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;font-size:14px;font-weight:700;display:flex;position:relative}.presence-dot{border:2px solid var(--bg-panel);border-radius:50%;width:12px;height:12px;position:absolute;bottom:0;right:0}.presence-online{background:#10b981}.presence-busy{background:#ef4444}.presence-in_call{background:#8b5cf6}.presence-away{background:#f59e0b}.presence-offline{background:#64748b}.search-input{border:1px solid var(--border-color);background:var(--bg-main);width:100%;color:var(--text-primary);border-radius:10px;padding:9px 12px;font-size:13px}.panel-list{flex-direction:column;flex:1;gap:4px;padding:8px;display:flex;overflow-y:auto}.list-item{cursor:pointer;border:1px solid #0000;border-radius:12px;align-items:center;gap:11px;padding:10px 12px;transition:background .14s;display:flex}.list-item:hover{background:var(--bg-hover)}.list-item.selected{background:#10b98121;border-color:#10b98159}.item-body{flex:1;min-width:0}.item-title-row{justify-content:space-between;align-items:center;gap:6px;display:flex}.item-title{white-space:nowrap;text-overflow:ellipsis;font-size:14px;font-weight:600;overflow:hidden}.item-time{color:var(--text-muted);flex-shrink:0;font-size:11px}.item-sub{color:var(--text-secondary);white-space:nowrap;text-overflow:ellipsis;margin-top:2px;font-size:12px;overflow:hidden}.unread-pill{background:var(--accent);color:#fff;border-radius:99px;padding:2px 7px;font-size:11px;font-weight:700}.main-workspace{background:var(--bg-main);flex-direction:column;height:100vh;display:flex;position:relative;overflow:hidden}.chat-topbar{border-bottom:1px solid var(--border-color);background:var(--bg-panel);justify-content:space-between;align-items:center;gap:14px;height:68px;padding:0 20px;display:flex}.topbar-info{align-items:center;gap:12px;min-width:0;display:flex}.topbar-actions{align-items:center;gap:8px;display:flex}.action-btn{border:1px solid var(--border-color);background:var(--bg-card);color:var(--text-primary);cursor:pointer;border-radius:10px;align-items:center;gap:6px;padding:8px 14px;font-size:13px;font-weight:600;transition:all .15s;display:inline-flex}.action-btn:hover{background:var(--bg-hover)}.action-btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}.action-btn.primary:hover{background:var(--accent-hover)}.action-btn.video{color:#fff;background:linear-gradient(135deg,#2563eb,#7c3aed);border-color:#0000}.action-btn.danger{background:var(--danger);border-color:var(--danger);color:#fff}.active-call-banner{background:linear-gradient(90deg,#10b98133,#3b82f633);border-bottom:1px solid #10b98166;justify-content:space-between;align-items:center;padding:10px 20px;font-size:13px;font-weight:600;display:flex}.messages-timeline{flex-direction:column;flex:1;gap:12px;padding:20px;display:flex;overflow-y:auto}.msg-row{flex-direction:column;max-width:72%;display:flex}.msg-row.own{align-self:flex-end;align-items:flex-end}.msg-row.peer{align-self:flex-start;align-items:flex-start}.msg-bubble{background:var(--bg-bubble-peer);color:var(--text-primary);border-radius:16px;padding:11px 15px;font-size:14px;line-height:1.45;position:relative;box-shadow:0 2px 8px #0000001f}.msg-row.own .msg-bubble{background:var(--bg-bubble-own);color:#fff;border-bottom-right-radius:4px}.msg-row.peer .msg-bubble{border-bottom-left-radius:4px}.msg-sender-name{color:#38bdf8;margin-bottom:4px;font-size:11px;font-weight:700}.msg-meta{opacity:.78;align-items:center;gap:8px;margin-top:5px;font-size:11px;display:flex}.voice-card{align-items:center;gap:10px;min-width:260px;padding:4px 0;display:flex}.voice-play-btn{width:36px;height:36px;color:inherit;cursor:pointer;background:#ffffff38;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:15px;display:flex}.waveform-bars{flex:1;align-items:center;gap:2px;height:30px;display:flex}.waveform-bar{opacity:.75;background:currentColor;border-radius:2px;width:3px;transition:height .15s}.call-event-card{background:#3b82f61f;border:1px solid #3b82f64d;border-radius:14px;align-items:center;gap:12px;padding:12px 16px;display:flex}.reactions-bar{flex-wrap:wrap;gap:4px;margin-top:4px;display:flex}.reaction-pill{background:var(--bg-card);border:1px solid var(--border-color);color:var(--text-primary);cursor:pointer;border-radius:99px;padding:2px 7px;font-size:11px}.chat-composer{background:var(--bg-panel);border-top:1px solid var(--border-color);align-items:center;gap:10px;padding:12px 20px;display:flex}.composer-input{border:1px solid var(--border-color);background:var(--bg-main);color:var(--text-primary);border-radius:12px;flex:1;padding:11px 15px;font-size:14px}.custom-video-stage{color:#f8fafc;z-index:30;background:#060913;flex-direction:column;display:flex;position:absolute;inset:0}.stage-header{background:#0f172ad9;border-bottom:1px solid #ffffff14;justify-content:space-between;align-items:center;height:60px;padding:0 20px;display:flex}.stage-badges{align-items:center;gap:10px;display:flex}.jwt-badge{color:#34d399;background:#10b98129;border:1px solid #10b98159;border-radius:99px;padding:4px 10px;font-size:11px;font-weight:700}.rec-indicator{color:#f87171;background:#ef444433;border:1px solid #ef444473;border-radius:99px;padding:4px 10px;font-size:11px;font-weight:700;animation:1.2s infinite pulseRec}@keyframes pulseRec{0%,to{opacity:1}50%{opacity:.45}}.stage-body{flex:1;display:flex;position:relative;overflow:hidden}.video-grid{flex:1;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));align-content:center;gap:16px;padding:18px;display:grid}.video-grid.spotlight{grid-template-columns:3fr 1fr}.video-tile{aspect-ratio:16/9;background:#111827;border:2px solid #ffffff14;border-radius:18px;justify-content:center;align-items:center;transition:border-color .2s,box-shadow .2s;display:flex;position:relative;overflow:hidden;box-shadow:0 12px 32px #0006}.video-tile.speaking{border-color:#10b981;box-shadow:0 0 0 3px #10b9814d,0 12px 32px #00000080}.video-tile video{object-fit:cover;width:100%;height:100%}.tile-overlay-bottom{pointer-events:none;justify-content:space-between;align-items:center;display:flex;position:absolute;bottom:12px;left:12px;right:12px}.tile-name-tag{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:#f8fafc;background:#070b14c7;border-radius:8px;align-items:center;gap:6px;padding:5px 11px;font-size:12px;font-weight:600;display:flex}.stage-side-drawer{background:#0f172a;border-left:1px solid #ffffff14;flex-direction:column;width:340px;display:flex}.stage-controls-dock{background:#0f172aeb;border-top:1px solid #ffffff14;justify-content:center;align-items:center;gap:12px;height:78px;padding:0 20px;display:flex}.dock-btn{color:#f8fafc;cursor:pointer;background:#1e293b;border:1px solid #ffffff1f;border-radius:13px;align-items:center;gap:8px;height:46px;padding:0 16px;font-size:13px;font-weight:600;transition:all .15s;display:inline-flex}.dock-btn:hover{background:#334155}.dock-btn.off{color:#fca5a5;background:#ef444433;border-color:#ef444480}.dock-btn.active-feature{color:#6ee7b7;background:#10b9813d;border-color:#10b981}.dock-btn.hangup{color:#fff;background:#ef4444;border-color:#ef4444}.floating-reactions{pointer-events:none;z-index:40;flex-direction:column;gap:8px;display:flex;position:absolute;bottom:90px;right:36px}.floating-emoji-item{background:#0f172ad9;border:1px solid #ffffff26;border-radius:99px;padding:6px 12px;font-size:16px;animation:2.5s ease-out forwards floatUp}@keyframes floatUp{0%{opacity:1;transform:translateY(20px)}to{opacity:0;transform:translateY(-90px)}}.pip-mini-window{color:#f8fafc;width:320px;box-shadow:var(--shadow-lg);z-index:90;background:#0f172a;border:2px solid #10b981;border-radius:18px;position:fixed;bottom:24px;right:24px;overflow:hidden}.pip-video-wrap{background:#070b14;height:176px;position:relative}.pip-video-wrap video{object-fit:cover;width:100%;height:100%}.pip-controls{background:#111827;justify-content:space-between;align-items:center;gap:6px;padding:10px 12px;display:flex}.incoming-call-backdrop{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:120;background:#070b14c7;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.incoming-call-card{color:#f8fafc;text-align:center;width:390px;box-shadow:var(--shadow-lg);background:#111827;border:1px solid #10b98166;border-radius:24px;flex-direction:column;align-items:center;gap:14px;padding:28px 24px;display:flex}.ringing-avatar-pulse{color:#fff;background:linear-gradient(135deg,#10b981,#2563eb);border-radius:50%;justify-content:center;align-items:center;width:84px;height:84px;font-size:28px;font-weight:800;animation:1.4s infinite ringWave;display:flex;box-shadow:0 0 0 12px #10b98133,0 0 0 24px #10b98114}@keyframes ringWave{0%,to{transform:scale(1)}50%{transform:scale(1.06)}}.grid-cards{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px;padding:24px;display:grid;overflow-y:auto}.info-card{background:var(--bg-panel);border:1px solid var(--border-color);border-radius:16px;flex-direction:column;gap:10px;padding:18px;display:flex}