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6px;border-radius:4px;background:#f2453d;color:#fff;font-size:12px;white-space:nowrap}.wb-empty{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;pointer-events:none;color:#a9aeb8;font-size:15px;text-align:center;padding:16px}:root{--brand: #1f6bff;--brand-hover: #155ae6;--brand-soft: #e8f0ff;--bg: #f3f5f9;--surface: #ffffff;--surface-2: #f7f8fa;--text: #1d2129;--text-2: #4e5969;--text-3: #86909c;--border: #e5e8ef;--danger: #f2453d;--danger-hover: #d93a33;--ok: #23c16b;--warn: #ff9a2e;--shadow: 0 8px 28px rgba(20, 30, 60, .12);--radius: 12px;--room-bg: #131416;--room-surface: #1d1f23;--room-surface-2: #26292e;--room-tile: #2a2d33;--room-border: #33363c;--room-text: #e9eaec;--room-text-2: #9ca1a8;color-scheme:light;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,Segoe UI,sans-serif;font-size:14px;line-height:1.5;color:var(--text);-webkit-font-smoothing:antialiased}@media (prefers-color-scheme: dark){:root{--brand-soft: #1b2a4a;--bg: #17181b;--surface: #212327;--surface-2: #2a2c31;--text: #e9eaec;--text-2: #b4b8bf;--text-3: #80868f;--border: #33363c;--shadow: 0 8px 28px rgba(0, 0, 0, .45);color-scheme:dark}}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg)}button{font:inherit;color:inherit;cursor:pointer;border:0;background:none;padding:0}button:disabled{cursor:not-allowed;opacity:.5}input,select,textarea{font:inherit;color:inherit}h1,h2,h3,h4,p,dl,dd{margin:0}:focus-visible{outline:2px solid var(--brand);outline-offset:2px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:36px;padding:0 18px;border-radius:8px;font-weight:500;white-space:nowrap;transition:background .15s,color .15s}.btn.sm{height:30px;padding:0 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8px;border-radius:10px;font-size:12px;background:var(--room-surface-2);color:var(--room-text-2);white-space:nowrap}.room-status{display:flex;align-items:center;gap:12px;font-variant-numeric:tabular-nums}.rec{display:inline-flex;align-items:center;gap:6px;color:#ff6b63;font-size:13px}.rec i{width:8px;height:8px;border-radius:50%;background:#ff4d44;animation:blink 1.4s infinite}@keyframes blink{50%{opacity:.3}}.elapsed{color:var(--room-text-2)}.room-top-right{display:flex;justify-content:flex-end;align-items:center;gap:8px;color:var(--room-text-2)}.popover{position:absolute;z-index:30;padding:16px;border-radius:12px;background:var(--room-surface-2);border:1px solid var(--room-border);box-shadow:0 12px 32px #00000080}.info-popover{top:44px;left:0;width:320px}.info-popover h4{font-size:15px;margin-bottom:12px}.info-popover dl{display:flex;flex-direction:column;gap:6px;margin-bottom:14px;font-size:13px}.info-popover dl div{display:flex;gap:12px}.info-popover dt{width:48px;flex-shrink:0;color:var(--room-text-2)}.info-popover .link{word-break:break-all;color:#7fa8ff}.waiting-banner{position:absolute;top:60px;left:50%;transform:translate(-50%);z-index:20;display:flex;align-items:center;gap:10px;padding:8px 8px 8px 16px;border-radius:10px;background:var(--room-surface-2);border:1px solid var(--room-border);box-shadow:0 8px 24px #0006;white-space:nowrap;max-width:calc(100vw - 32px)}.room-body{flex:1;min-height:0;display:flex}.room-stage{flex:1;min-width:0;padding:10px}.grid{container-type:size;height:100%;display:flex;flex-wrap:wrap;align-content:center;justify-content:center;gap:8px}.grid .tile{width:min(calc((100cqw - (var(--cols) - 1) * 8px) / var(--cols)),calc((100cqh - (var(--rows) - 1) * 8px) / var(--rows) * 16 / 9))}.speaker-layout{height:100%;display:flex;flex-direction:column;gap:8px}.stage{flex:1;min-height:0;container-type:size;display:flex;align-items:center;justify-content:center}.stage>.tile,.stage>.share-stage{width:min(100cqw,calc(100cqh * 16 / 9))}.share-stage{position:relative;aspect-ratio:16 / 9;border-radius:10px;overflow:hidden;background:#000}.share-tag{position:absolute;top:10px;left:50%;transform:translate(-50%);display:flex;align-items:center;gap:6px;padding:4px 12px;border-radius:6px;background:#23c16be6;color:#fff;font-size:13px}.filmstrip{height:104px;flex-shrink:0;display:flex;gap:8px;overflow-x:auto;justify-content:safe center}.filmstrip .tile{height:100%;flex-shrink:0}.tile{position:relative;aspect-ratio:16 / 9;border-radius:10px;overflow:hidden;background:var(--room-tile);outline:2px solid transparent;outline-offset:-2px;transition:outline-color .2s}.tile.speaking{outline-color:var(--ok)}.video{width:100%;height:100%;object-fit:cover;display:block;background:#000}.video.mirror{transform:scaleX(-1)}.video.contain{object-fit:contain}.tile-avatar,.fake-video{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center}.fake-video{background:radial-gradient(circle at 50% 120%,color-mix(in srgb,var(--c) 55%,transparent),transparent 60%),linear-gradient(160deg,#3a3f47,#24272c)}.filmstrip .tile .avatar{width:40px!important;height:40px!important;font-size:14px!important}.tile-label{position:absolute;left:6px;bottom:6px;max-width:calc(100% - 12px);display:flex;align-items:center;gap:4px;padding:2px 8px 2px 6px;border-radius:6px;background:#0000008c;font-size:12px;white-space:nowrap}.tile-label span{overflow:hidden;text-overflow:ellipsis}.tile-label em{font-style:normal;padding:0 4px;border-radius:3px;background:#1f6bffd9;font-size:11px}.speaking-mic{color:var(--ok)}.muted-mic{color:#ff6b63}.tile-weak{position:absolute;top:6px;right:6px;display:flex;align-items:center;gap:4px;padding:2px 8px;border-radius:6px;background:#0000008c;font-size:12px;color:var(--warn)}.room-panel{width:320px;flex-shrink:0;display:flex;flex-direction:column;background:var(--room-surface);border-left:1px solid var(--room-border)}.panel-head{display:flex;align-items:center;justify-content:space-between;padding:12px 12px 8px 16px}.panel-head h3{font-size:15px;font-weight:600}.panel-body{flex:1;min-height:0;overflow-y:auto;padding:0 8px 8px}.panel-foot{display:flex;flex-wrap:wrap;gap:8px;padding:12px;border-top:1px solid var(--room-border)}.panel-foot .btn{flex:1}.panel-empty{padding:24px;text-align:center;color:var(--room-text-2)}.search{display:flex;align-items:center;gap:8px;height:34px;margin:0 8px 8px;padding:0 10px;border-radius:8px;background:var(--room-surface-2);color:var(--room-text-2)}.search input{flex:1;min-width:0;border:0;outline:0;background:none;color:var(--room-text)}.member-section+.member-section{margin-top:8px}.section-title{display:flex;align-items:center;justify-content:space-between;padding:6px 8px;font-size:12px;color:var(--room-text-2)}.member{position:relative;display:flex;align-items:center;gap:10px;padding:8px;border-radius:8px}.member:hover{background:var(--room-surface-2)}.member-name{flex:1;min-width:0;display:flex;align-items:center;gap:4px;overflow:hidden;white-space:nowrap}.member-name small{color:var(--room-text-2)}.member-name em{font-style:normal;font-size:11px;padding:0 5px;border-radius:3px;background:#1f6bff33;color:#7fa8ff}.member-state{display:flex;gap:6px;color:var(--room-text-2)}.member-actions{position:absolute;right:8px;top:50%;transform:translateY(-50%);display:none;gap:2px;padding-left:12px;background:var(--room-surface-2)}.member-actions.always{position:static;transform:none;display:flex;background:none;padding:0}.member:hover .member-actions,.member:focus-within .member-actions{display:flex}.chat-list{display:flex;flex-direction:column;gap:12px;padding:4px 8px}.chat-msg{display:flex;flex-direction:column;align-items:flex-start;max-width:85%}.chat-msg.self{align-self:flex-end;align-items:flex-end}.chat-meta{font-size:12px;color:var(--room-text-2);margin-bottom:3px}.chat-bubble{padding:8px 12px;border-radius:10px;background:var(--room-surface-2);white-space:pre-wrap;word-break:break-word}.chat-msg.self .chat-bubble{background:var(--brand);color:#fff}.chat-input{flex:1;display:flex;align-items:flex-end;gap:6px}.chat-input textarea{flex:1;resize:none;padding:8px 10px;border-radius:8px;outline:none;background:var(--room-surface-2);border:1px solid var(--room-border)}.chat-input textarea:focus{border-color:var(--brand)}.icon-btn.send{color:var(--brand)}.room-toolbar{height:72px;flex-shrink:0;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:0 16px;background:var(--room-surface);border-top:1px solid var(--room-border)}.tool-group{display:flex;align-items:center;gap:4px}.tool-group.center{justify-content:center}.tool-group.right{position:relative;justify-content:flex-end}.tool{display:flex;flex-direction:column;align-items:center;gap:3px;min-width:64px;padding:6px 8px;border-radius:8px;color:var(--room-text)}.tool:hover{background:var(--room-surface-2)}.tool.active{color:#6f9dff}.tool.off .tool-icon{color:#ff6b63}.tool-icon{position:relative;display:grid;place-items:center;height:24px}.tool-label{font-size:12px;color:var(--room-text-2);white-space:nowrap}.tool.active .tool-label{color:#6f9dff}.tool-meter{position:absolute;left:50%;bottom:9px;width:4px;height:8px;margin-left:-2px;border-radius:2px;background:var(--ok);transform-origin:bottom;transition:transform .1s;pointer-events:none}.tool-badge{position:absolute;top:-6px;right:-12px;min-width:18px;height:18px;padding:0 5px;border-radius:9px;background:var(--danger);color:#fff;font-size:11px;line-height:18px;text-align:center}.leave-btn{display:inline-flex;align-items:center;gap:6px;height:36px;padding:0 16px;border-radius:8px;background:#f2453d26;color:#ff6b63;font-weight:500}.leave-btn:hover{background:var(--danger);color:#fff}.leave-popover{bottom:52px;right:0;width:240px;display:flex;flex-direction:column;gap:8px}.leave-popover p{font-size:12px;color:var(--room-text-2);text-align:center}.ended-page{min-height:100%;display:grid;place-items:center;padding:16px}.ended-card{width:420px;max-width:100%;display:flex;flex-direction:column;align-items:center;gap:8px;padding:40px 32px;background:var(--surface);border:1px solid var(--border);border-radius:16px;text-align:center}.ended-card h1{margin-top:12px;font-size:22px}.ended-subject{color:var(--text-2)}.ended-meta{color:var(--text-3);font-size:13px}.ended-note{margin-top:8px;padding:8px 12px;border-radius:8px;background:var(--brand-soft);color:var(--brand);font-size:13px}.ended-actions{display:flex;gap:12px;margin-top:20px}.boot{min-height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:16px;color:var(--text-2);text-align:center}.boot-hint{font-size:13px;color:var(--text-3)}.login-card{width:460px;gap:12px}.login-presets{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin:8px 0}.login-presets .btn{min-width:96px}.login-form{width:100%;padding-top:12px;border-top:1px solid var(--border)}.list-head{display:flex;align-items:center;justify-content:space-between}.list-error{margin:0 16px 8px;padding:8px 12px;border-radius:8px;font-size:13px;background:#f2453d1a;color:var(--danger)}.action:disabled{opacity:.6;cursor:progress}.room-center{align-items:center;justify-content:center}.room-fail{max-width:420px;padding:32px;border-radius:14px;text-align:center;background:var(--room-surface);border:1px solid var(--room-border);display:flex;flex-direction:column;gap:10px;align-items:center}.room-fail p{color:var(--room-text-2);word-break:break-all}.room-chip.warn{color:var(--warn)}.room-chip.ai{border:0;cursor:pointer;color:#8fb4ff;background:#1f6bff2e}.ai-panel{padding:4px 8px;color:var(--room-text-2);font-size:13px;line-height:1.7}.ai-panel ul{margin:4px 0 12px;padding-left:20px}.ai-state{display:flex;align-items:center;gap:8px;margin-bottom:12px;padding:12px;border-radius:10px;background:var(--room-surface-2);color:var(--room-text-2)}.ai-state strong{color:var(--room-text);font-size:14px}.ai-state.on{color:#8fb4ff;background:#1f6bff2e}.ai-note{margin-top:8px;font-size:12px}.share-self{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:var(--room-text-2);background:var(--room-tile)}.share-self strong{color:var(--room-text);font-size:16px}@media (max-width: 900px){.home-main{padding:20px 16px}.actions{grid-template-columns:repeat(2,minmax(0,1fr))}.home-body{grid-template-columns:1fr}.home-header{padding:0 16px}.prejoin-main{grid-template-columns:1fr;gap:24px;padding:8px 16px 32px}.room-panel{position:absolute;top:48px;right:0;bottom:72px;z-index:25;width:min(360px,100vw)}}@media (max-width: 720px){.tool{min-width:44px;padding:6px 4px}.tool-label{display:none}.room-toolbar{padding:0 8px;height:60px}.room-panel{bottom:60px}.leave-popover{bottom:46px}.room-top{grid-template-columns:1fr auto 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time{font-size:12px;color:var(--text-3);font-variant-numeric:tabular-nums}.transcript p{line-height:1.7}