:root{--bg:#f3f4f6;--surface:#ffffff;--surface-2:#f9fafb;--surface-3:#f3f4f6;--border:#e5e7eb;--border-strong:#d1d5db;--text:#111827;--text-secondary:#4b5563;--text-muted:#9ca3af;--primary:#2b6cf0;--primary-soft:#eaf1fe;--green:#16a34a;--green-soft:#e8f7ee;--amber:#c2410c;--amber-soft:#ffedd5;--red:#dc2626;--red-soft:#fee2e2;--violet:#6d28d9;--violet-soft:#f5f3ff;--r-sm:8px;--r-md:10px;--r-lg:14px;--shadow-sm:0 1px 2px rgba(16,24,40,0.06);--shadow-lg:0 12px 32px rgba(16,24,40,0.18);color-scheme:light}[data-lk-theme=default]{--lk-font-family:inherit;--lk-font-size:13px;--lk-border-radius:var(--r-sm);--lk-bg:var(--surface);--lk-bg2:var(--surface-2);--lk-bg3:var(--surface-3);--lk-fg:var(--text);--lk-fg2:var(--text-secondary);--lk-fg3:var(--text-muted);--lk-border-color:var(--border);--lk-control-bg:var(--surface-2);--lk-control-hover-bg:var(--surface-3);--lk-control-fg:var(--text);--lk-control-active-bg:var(--primary-soft);--lk-control-active-hover-bg:var(--primary-soft);--lk-accent-bg:var(--primary);--lk-accent-fg:#ffffff;--lk-bg5:var(--green-soft);--lk-accent4:var(--surface);--lk-fg5:var(--text-muted);--lk-danger:var(--red);--lk-danger-fg:#ffffff;--lk-success:var(--green)}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-size:13.5px;line-height:1.5;-webkit-font-smoothing:antialiased}:where(button,input,a,[tabindex]):focus-visible{outline:2px solid var(--primary);outline-offset:1px;border-radius:var(--r-sm)}.shell{min-height:100dvh;display:grid;place-items:center;padding:24px 16px}.card{width:100%;max-width:420px;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);padding:24px;animation:fade-up .16s ease both}@keyframes fade-up{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}h1{font-size:18px;font-weight:700;margin:0 0 4px;letter-spacing:-.01em}.sub{color:var(--text-secondary);font-size:12.5px;margin:0 0 20px}.hint{font-size:12px}.hint,.label{color:var(--text-muted)}.label{display:block;font-size:10.5px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;margin:16px 0 6px}input[type=password],input[type=text]{width:100%;padding:9px 12px;background:var(--surface);border:1px solid var(--border-strong);border-radius:var(--r-sm);color:var(--text);font-size:13.5px;font-family:inherit}input::placeholder{color:var(--text-muted)}.card button{width:100%}button{padding:10px 14px;border-radius:var(--r-sm);border:1px solid var(--border-strong);background:var(--surface);color:var(--text);font-size:13px;font-weight:600;font-family:inherit;cursor:pointer;transition:background .14s ease,border-color .14s ease}button:hover:not(:disabled){background:var(--surface-2)}button.primary{background:var(--primary);border-color:var(--primary);color:#ffffff}button.primary:hover:not(:disabled){background:#245ed6}button:disabled{opacity:.45;cursor:not-allowed}.card button+button{margin-top:8px}.divider{height:1px;background:var(--border);margin:20px 0}.error{margin-top:12px;padding:8px 10px;background:var(--red-soft);color:var(--red);border-radius:var(--r-sm);font-size:12px;font-weight:500}.mono{font-family:ui-monospace,SF Mono,Menlo,monospace;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.room-code{font-size:13px;font-weight:500;color:var(--text-secondary);letter-spacing:.02em;margin:0 0 20px}.link-box{display:flex;gap:8px;align-items:center;background:var(--surface-2);border:1px solid var(--border);border-radius:var(--r-sm);padding:8px 8px 8px 12px}.link-box span{flex:1 1;min-width:0;font-size:12px;color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.link-box button{width:auto;flex-shrink:0;padding:5px 10px;font-size:11px;margin:0}.stage{height:100dvh;display:flex;flex-direction:column}.stage-body{flex:1 1;min-height:0;display:flex}.stage-inner{flex:1 1;min-width:0;display:flex;flex-direction:column}.stage-row{flex:1 1;min-height:0;display:flex}.banner{display:flex;align-items:center;justify-content:center;gap:8px;background:var(--red-soft);color:var(--red);border-bottom:1px solid var(--border);padding:8px 16px;font-size:12px;font-weight:500;animation:fade-up .16s ease both}.stage-main{flex:1 1;min-width:0;display:grid;place-items:center;background:var(--surface-2);padding:16px}.share-video{width:100%;height:100%;object-fit:contain;border-radius:var(--r-md);background:#000}.stage-empty{text-align:center;max-width:280px}.stage-empty-title{font-size:13.5px;font-weight:600;color:var(--text);margin:0 0 4px}.roster-tag{flex-shrink:0;font-size:10px;font-weight:600;line-height:16px;padding:0 6px;border-radius:999px;text-transform:uppercase;letter-spacing:.04em}.roster-tag.muted-tag{background:var(--surface-3);color:var(--text-muted)}.roster-tag.speaking-tag{background:var(--primary);color:#fff}@media (max-width:720px){.stage-main{padding:12px}}@media (prefers-reduced-motion:reduce){*,:after,:before{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}.stage-main{flex-direction:column;align-items:stretch;justify-items:stretch;display:flex;gap:12px}.stage-header{display:flex;align-items:center;gap:6px;flex-shrink:0;font-size:10.5px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted)}.tile-grid{display:flex;flex-wrap:wrap;justify-content:center;align-content:center;padding:6px}.tile-avatar{width:56px;height:56px;font-size:19px}.share-layout{flex:1 1;min-height:0;display:flex;flex-direction:column;gap:12px}.share-layout .share-video{flex:1 1;min-height:0}.tile-strip{flex-shrink:0;display:flex;gap:8px;overflow-x:auto;padding-bottom:2px}.tile-strip .tile{position:relative;flex:0 0 auto;aspect-ratio:16/9;height:45%;background:var(--surface);border:1px solid var(--border-strong);border-radius:var(--r-lg);display:grid;place-items:center;overflow:hidden;container-type:inline-size;transition:box-shadow .16s ease,border-color .16s ease}.tile-strip .tile-avatar{width:36px;height:36px;font-size:13px}.tile-strip .tile-name{font-size:12px}.countdown{text-align:center;margin:14px 0 0}.countdown-value{display:inline-block;min-width:2.4em;text-align:left;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-weight:600;color:var(--text-secondary)}.mic-off{flex-shrink:0;color:var(--text-muted)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.lk-control-bar{background:var(--surface-2)}.lk-control-bar .lk-button,.lk-control-bar .lk-chat-toggle,.lk-control-bar .lk-disconnect-button{background-color:var(--surface);border:1px solid var(--border-strong);color:var(--text);font-weight:600;transition:background-color .14s ease,border-color .14s ease}.lk-control-bar .lk-button:not(:disabled):hover,.lk-control-bar .lk-chat-toggle:not(:disabled):hover{background-color:var(--surface-3);border-color:var(--text-muted)}.lk-control-bar .lk-button[aria-pressed=true],.lk-control-bar .lk-chat-toggle[aria-pressed=true]{background-color:var(--primary-soft);border-color:var(--primary);color:var(--primary)}.lk-control-bar .lk-disconnect-button{background-color:var(--red-soft);border-color:var(--red);color:var(--red)}.lk-control-bar .lk-disconnect-button:not(:disabled):hover{background-color:#fbc4c4;border-color:var(--red);color:var(--red)}.share-frame{flex:1 1;min-height:0;display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--border-strong);border-radius:var(--r-md);overflow:hidden}.share-label{display:flex;align-items:center;gap:6px;flex-shrink:0;padding:7px 10px;background:var(--surface-2);border-bottom:1px solid var(--border);font-size:11px;font-weight:600;color:var(--text-secondary)}.share-label svg{flex-shrink:0;color:var(--text-muted)}.share-label span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.share-frame .share-video{flex:1 1;min-height:0;width:100%;border-radius:0;background:#0b0d10}.stage-main{background:var(--bg)}.tile-grid{flex:1 1;min-height:0;display:grid;grid-template-columns:repeat(var(--cols,1),1fr);grid-gap:10px;gap:10px;place-content:center;justify-items:center;align-items:center;width:100%;overflow:hidden}.tile{position:relative;height:100%;width:auto;max-width:100%;max-height:100%;aspect-ratio:16/9;background:var(--surface);border:1px solid var(--border-strong);border-radius:var(--r-lg);display:grid;place-items:center;overflow:hidden;transition:box-shadow .16s ease,border-color .16s ease}.tile.speaking{border-color:var(--primary);box-shadow:0 0 0 3px rgba(43,108,240,.22),0 0 22px rgba(43,108,240,.38)}.tile-avatar{width:clamp(40px,22%,88px);aspect-ratio:1;border-radius:999px;background:var(--surface-3);color:var(--text-secondary);display:grid;place-items:center;font-size:clamp(13px,11cqw,34px);font-weight:700;transition:background .16s ease,color .16s ease}.tile.speaking .tile-avatar{background:var(--primary);color:#fff}.tile-name{position:absolute;left:10px;bottom:8px;max-width:calc(100% - 52px);font-size:12.5px;font-weight:600;color:var(--text);background:rgba(255,255,255,.86);border-radius:var(--r-sm);padding:2px 7px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.tile-mic{position:absolute;top:8px;right:8px;width:26px;height:26px;border-radius:999px;background:var(--surface-3);color:var(--text-secondary);display:grid;place-items:center}.lk-control-bar .lk-button-group,.lk-control-bar .lk-button-group-container,.lk-control-bar>*{flex:0 0 auto}.lk-control-bar .lk-button,.lk-control-bar .lk-chat-toggle,.lk-control-bar .lk-disconnect-button{border-radius:999px}@media (max-width:720px){.tile-grid{gap:6px}.stage-main{padding:8px}}.card button.back{width:auto;display:inline-flex;align-items:center;gap:6px;margin:0 0 12px;padding:4px 8px 4px 6px;background:transparent;border-color:transparent;color:var(--text-muted);font-size:12px}.card button.back:hover:not(:disabled){background:var(--surface-3);color:var(--text-secondary)}.lk-control-bar .lk-button-group>.lk-button:first-child{border-top-right-radius:0;border-bottom-right-radius:0;padding-right:12px}.lk-control-bar .lk-button-group-menu>.lk-button{border-top-left-radius:0;border-bottom-left-radius:0;border-left:0;padding-left:6px}.lk-control-bar{align-items:center;gap:8px;padding:12px}.lk-control-bar .lk-button,.lk-control-bar .lk-chat-toggle,.lk-control-bar .lk-disconnect-button{height:40px;min-width:136px;padding:0 16px;justify-content:center;line-height:1}.lk-control-bar .lk-button-group{height:auto;align-items:center}.lk-control-bar .lk-button-group-menu>.lk-button{min-width:0;width:38px;padding:0}.lk-chat{grid-template-rows:auto 1fr auto;width:clamp(280px,28vw,360px);background:var(--surface);border-left:1px solid var(--border)}.lk-chat-header{height:auto;justify-content:space-between;padding:12px 14px;border-bottom:1px solid var(--border);font-size:10.5px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted)}.lk-chat-header .lk-close-button{position:static;transform:none;display:inline-grid;place-items:center;width:28px;height:28px;min-width:0;padding:0;background:var(--surface);border:1px solid var(--border-strong);border-radius:var(--r-sm);color:var(--text-secondary)}.lk-chat-header .lk-close-button:hover{background:var(--surface-3)}.lk-chat-messages{padding:14px;gap:10px}.lk-chat-messages:empty:after{content:"No messages yet.";margin:auto;color:var(--text-muted);font-size:12px}.lk-chat-entry{margin:0;gap:3px}.lk-chat-entry[data-lk-message-origin=local]{align-items:flex-end}.lk-chat-entry .lk-meta-data{gap:8px;padding:0 4px;font-size:11px;color:var(--text-muted)}.lk-chat-entry .lk-meta-data .lk-participant-name{margin-top:0;font-weight:600}.lk-chat-entry .lk-meta-data .lk-timestamp{margin-left:0;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.lk-chat-entry .lk-message-body{max-width:min(80%,560px);padding:9px 13px;border-radius:16px;font-size:13.5px;line-height:1.45;color:var(--text)}.lk-chat-entry[data-lk-message-origin=local] .lk-message-body{background-color:var(--green-soft);border:1px solid #cce9d8}.lk-chat-entry[data-lk-message-origin=remote] .lk-message-body{background-color:var(--surface-2);border:1px solid var(--border)}.lk-chat-form{max-height:none;align-items:center;gap:8px;padding:12px;border-top:1px solid var(--border)}.lk-chat-form .lk-chat-form-input{height:38px;padding:0 12px;background:var(--surface);border:1px solid var(--border-strong);border-radius:var(--r-sm);color:var(--text);font-size:13.5px}.lk-chat-form button{height:38px;width:auto;min-width:0;padding:0 16px;border-radius:var(--r-sm);background:var(--primary);border:1px solid var(--primary);color:#fff;font-weight:600}.lk-chat-form button:hover:not(:disabled){background:#245ed6}[data-lk-theme=default]{--lk-control-bar-height:66px}@media (max-width:720px){.lk-chat{width:100%;left:0;right:0;border-left:0}.lk-control-bar{padding:8px;gap:6px}.lk-control-bar .lk-button,.lk-control-bar .lk-chat-toggle,.lk-control-bar .lk-disconnect-button{min-width:0;flex:1 1;padding:0 10px}.lk-control-bar .lk-button-group{flex:1 1}.lk-control-bar .lk-button-group>.lk-button:first-child{flex:1 1;min-width:0}.stage-header{font-size:10px}.card{padding:18px}}@media (max-width:520px){.lk-control-bar .lk-button,.lk-control-bar .lk-chat-toggle,.lk-control-bar .lk-disconnect-button{font-size:0;gap:0;padding:0}.lk-control-bar .lk-button svg,.lk-control-bar .lk-chat-toggle svg,.lk-control-bar .lk-disconnect-button svg{font-size:13px;width:18px;height:18px}.lk-control-bar .lk-button-group-menu>.lk-button{width:32px}}.enc-chip{display:inline-flex;align-items:center;gap:5px;margin-left:auto;padding:3px 9px;border-radius:999px;font-size:10.5px;font-weight:600;letter-spacing:.04em;text-transform:uppercase}.enc-chip,.enc-chip svg{flex-shrink:0}.enc-secure{background:var(--green-soft);color:var(--green)}.enc-at-risk{background:var(--amber-soft);color:var(--amber)}.enc-down{background:var(--red-soft);color:var(--red)}.stage-header{width:100%}.update-bar{position:fixed;left:16px;bottom:16px;z-index:50;width:auto;padding:10px 16px;border-radius:999px;background:#101828;border:0;color:#fff;font-size:12.5px;font-weight:600;box-shadow:var(--shadow-lg);animation:fade-up .16s ease both}.update-bar:hover:not(:disabled){background:#1d2939}@media (max-width:600px){.update-bar{left:8px;right:8px;width:auto;border-radius:var(--r-sm)}}.lk-chat-header .lk-close-button svg{width:13px;height:13px}.tile-bubble{position:absolute;top:10px;left:50%;transform:translateX(-50%);max-width:calc(100% - 70px);padding:6px 11px;background:var(--surface);border:1px solid var(--border-strong);border-radius:14px;box-shadow:var(--shadow-sm);font-size:12.5px;font-weight:500;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;animation:fade-up .16s ease both}.lk-chat-entry .lk-message-attachements:empty{display:none}.lk-chat-entry>*{-webkit-margin-before:0;margin-block-start:0;-webkit-margin-after:0;margin-block-end:0}.lk-chat-entry:last-child{margin-bottom:0}