:root{--top-h:56px;--gap:24px;--chat-w:400px;--radius:12px;--space:4px;--inset:16px;--icon-size:40px;--icon-small:32px;--glyph-size:20px;--icon-inset:calc((var(--icon-size) - var(--glyph-size))/2);--focus-border:#717171;--focus-ring:rgba(255,255,255,.6);color-scheme:dark;--bg:#0f0f0f;--panel:#272727;--line:#303030;--muted:#aaa;--text:#f1f1f1;--accent:#f03;--hover:#3f3f3f;--char:#ffb35c;font-family:"Pretendard","Apple SD Gothic Neo","Malgun Gothic",system-ui,sans-serif}
*{box-sizing:border-box;scrollbar-width:thin;scrollbar-color:#555 transparent}
*::-webkit-scrollbar{width:6px;height:6px}
*::-webkit-scrollbar-thumb{background:#555;border-radius:3px}
*::-webkit-scrollbar-track{background:transparent}
body{margin:0;background:var(--bg);color:var(--text);font-size:14px;line-height:1.55;overflow:hidden}
button,input,select,textarea{font:inherit;color:inherit}
button,summary,label.btn{cursor:pointer}
button{touch-action:manipulation}
button:disabled{cursor:default;opacity:.5}
:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}
button:focus:not(:focus-visible){outline:none}
.dialog :is(input,select,textarea):focus{border-color:var(--focus-border)}
:is(.url-field,.compose) :is(input,textarea):is(:focus,:focus-visible){outline:none}
input,select,textarea{background:#121212;border:1px solid var(--line);border-radius:8px;padding:calc(2.5 * var(--space)) calc(3 * var(--space));min-width:0}
input::placeholder,textarea::placeholder{color:#888}
svg{display:block;flex-shrink:0}
#root{height:100dvh;display:flex;flex-direction:column;min-width:0}
.top{height:var(--top-h);flex-shrink:0;display:flex;align-items:center;gap:var(--gap);padding:0 var(--gap);padding-inline-end:calc(var(--gap) - var(--icon-inset));background:var(--bg)}
.brand{width:180px;flex-shrink:0;display:flex;align-items:center;gap:calc(2 * var(--space));line-height:1}
.brand-mark{display:grid;place-items:center;width:30px;height:21px;border-radius:6px;background:#f03;color:#fff}
.brand-name{font-size:19px;font-weight:700}
.url{display:flex;flex:1;min-width:0;max-width:620px;height:40px;margin:0 auto}
.url-field{display:flex;align-items:center;gap:calc(3 * var(--space));flex:1;min-width:0;padding-left:var(--inset);background:#121212;border:1px solid #303030;border-radius:24px 0 0 24px}
.url-icon{color:#aaa;flex-shrink:0}
.url-field input{width:0;flex:1;min-width:0;border:0;border-radius:0;background:transparent;padding:calc(2 * var(--space)) calc(3 * var(--space)) calc(2 * var(--space)) 0;font-size:15px}
.url-field:focus-within{border-color:var(--focus-border)}
.url-go{display:grid;place-items:center;width:64px;flex-shrink:0;border:1px solid #303030;border-left:0;border-radius:0 24px 24px 0;background:#272727}
.actions{display:flex;align-items:center;justify-content:flex-end;gap:calc(2 * var(--space));width:180px;flex-shrink:0}
.icon-btn,.pill-icon,.tab-btn{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;width:var(--icon-size);height:var(--icon-size);padding:0;border:0;border-radius:50%;background:transparent;transition:background .15s,color .15s}
.icon-btn:not(:disabled):hover{background:rgba(255,255,255,.12)}
.icon-btn:disabled{opacity:.5}
.pill-icon{background:#272727}
.pill-icon:not(:disabled):not([aria-pressed=true]):hover,.tab-btn:not(:disabled):not(.active):hover,.url-go:not(:disabled):hover{background:var(--hover)}
.pill-icon[aria-pressed=true],.tab-btn.active{background:#f1f1f1;color:#0f0f0f}
.pill-icon.small{width:var(--icon-small);height:var(--icon-small);background:rgba(255,255,255,.1)}
.spacer{flex:1;min-width:0}
.room{position:relative;display:grid;grid-template-columns:minmax(0,1fr) var(--chat-w);grid-template-areas:"watch chat" "below chat";grid-template-rows:max-content 1fr;gap:calc(3 * var(--space)) var(--gap);align-items:start;width:100%;max-width:1760px;margin-inline:auto;padding:var(--gap);flex:1;min-height:0;overflow:auto}
.watch{grid-area:watch;min-width:0}
/* The video box is isolated: nothing outside it (chat, text, progress) makes the browser lay out or repaint the video again. */
.stage{position:relative;overflow:hidden;width:100%;aspect-ratio:16/9;border-radius:var(--radius);background:#000;contain:layout paint;isolation:isolate}
.player{position:absolute;inset:0;background:#000}
.player>div,.player iframe{width:100%;height:100%;border:0}
.controls{position:absolute;inset:auto 0 0;z-index:2;background:rgba(0,0,0,.55);padding:0 calc(3 * var(--space)) var(--space);color:#fff}
.control-row{display:flex;align-items:center;gap:var(--space);height:48px}
.timecode{font-size:13px;color:#fff;font-variant-numeric:tabular-nums;white-space:nowrap;margin-left:8px}
#timeline{position:relative;display:flex;align-items:center;height:16px}
/* Progress bars only change transform (scaleX), like YouTube: no layout, no repaint. */
#timeline .bar{position:absolute;left:0;right:0;top:50%;height:3px;margin-top:-1.5px;transform-origin:0 50%;transform:scaleX(0);pointer-events:none;will-change:transform}
#timeline .bar.base{transform:none;background:rgba(255,255,255,.2)}
#timeline .bar.analyzed{background:rgba(255,255,255,.4)}
#timeline .bar.played{background:#f03}
#seek{position:relative;z-index:1;appearance:none;-webkit-appearance:none;display:block;width:100%;height:16px;padding:0;margin:0;border:0;border-radius:0;background:transparent;cursor:pointer}
#seek:disabled{cursor:default}
#seek::-webkit-slider-runnable-track{height:3px;border:0;background:transparent}
#seek::-moz-range-track{height:3px;border:0;background:transparent}
#seek::-webkit-slider-thumb{appearance:none;-webkit-appearance:none;width:12px;height:12px;margin-top:-4.5px;border:0;border-radius:50%;background:#f03;opacity:0;transition:opacity .12s}
#seek::-moz-range-thumb{width:12px;height:12px;border:0;border-radius:50%;background:#f03;opacity:0;transition:opacity .12s}
#seek:hover::-webkit-slider-thumb,#seek:focus-visible::-webkit-slider-thumb{opacity:1}
#seek:hover::-moz-range-thumb,#seek:focus-visible::-moz-range-thumb{opacity:1}
.below{grid-area:below;min-width:0;padding-bottom:0}
h1#title{font-size:20px;font-weight:700;line-height:1.45;margin:0 0 calc(3 * var(--space));overflow-wrap:anywhere}
.owner{display:flex;align-items:center;gap:calc(3 * var(--space));margin-bottom:var(--inset);min-width:0}
.avatar{display:inline-flex;align-items:center;justify-content:center;flex:0 0 24px;width:24px;height:24px;border-radius:50%;background:var(--char);color:#0f0f0f;font-size:12px;font-weight:600}
.avatar.big{width:40px;height:40px;flex-basis:40px;font-size:18px;background:var(--char)}
.owner-name{font-size:16px;font-weight:600;min-width:0;overflow-wrap:anywhere}
.status{display:flex;align-items:center;gap:calc(2.5 * var(--space));background:#272727;border-radius:var(--radius);padding:calc(3 * var(--space)) var(--inset);font-size:14px;font-weight:600}
.status-icon:empty{display:none}
.status-icon{display:inline-flex;flex-shrink:0;color:var(--char)}
#prepText{min-width:0;overflow-wrap:anywhere}
#prepProgress{appearance:none;width:120px;height:4px;max-width:100%;flex-shrink:0;border:0;border-radius:2px;overflow:hidden;background:#484848;accent-color:var(--char)}
#prepProgress::-webkit-progress-bar{background:#484848}
#prepProgress::-webkit-progress-value{background:var(--char)}
#prepProgress::-moz-progress-bar{background:var(--char)}
.spin{animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.tabs{display:flex;flex-wrap:wrap;gap:calc(2 * var(--space));margin:var(--inset) 0 calc(3 * var(--space))}
.tab-btn{width:44px;height:36px;border-radius:8px;background:#272727}
#detail{font-size:13px;color:#ccc;overflow-wrap:anywhere}
.row{display:grid;grid-template-columns:48px minmax(0,1fr);gap:calc(3 * var(--space));padding:calc(3 * var(--space)) 0;border-top:1px solid #303030;overflow-wrap:anywhere}
.row time{color:#aaa;font-variant-numeric:tabular-nums}
.story-text{white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.8}
#usage{font-size:12px;color:var(--muted)}
#captionRaw{width:100%;min-height:130px;resize:vertical}
.chat{grid-area:chat;position:sticky;top:0;display:flex;flex-direction:column;min-width:0;min-height:0;height:calc(100dvh - var(--top-h) - 2 * var(--gap));border:1px solid #303030;border-radius:var(--radius);background:#0f0f0f;overflow:hidden}
.chat-header{display:flex;align-items:center;gap:calc(2.5 * var(--space));flex-shrink:0;height:44px;padding:0 var(--inset);padding-inline-end:calc(var(--inset) - var(--icon-inset));border-bottom:1px solid #303030}
.chat-title{display:flex;align-items:center;gap:calc(2 * var(--space));min-width:0}
.chat-title strong{font-size:14px;font-weight:600}
#chatResize,#chatGrip{display:none}
.messages{flex:1;min-height:0;min-width:0;overflow-x:hidden;overflow-y:auto;padding:8px 0}
.msg{display:flex;align-items:flex-start;gap:calc(2 * var(--space));min-width:0;max-width:100%;padding:calc(1.5 * var(--space)) var(--inset);font-size:14px;line-height:1.55;overflow-wrap:anywhere}
.msg .line{flex:1;min-width:0;max-width:100%;overflow-wrap:anywhere}
.msg time{font-size:12px;color:#aaa;margin-right:calc(2 * var(--space));font-variant-numeric:tabular-nums}
.msg .name{font-weight:600;margin-right:calc(2 * var(--space));color:var(--char)}
.msg.user .avatar{background:#717171;color:#fff}
.msg.user .name{color:#aaa}
.msg .text{white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word}
.compose{flex-shrink:0;min-width:0;padding:calc(3 * var(--space))}
.compose form{display:flex;align-items:center;gap:calc(1.5 * var(--space));min-width:0;background:#272727;border:1px solid #303030;border-radius:22px;padding:var(--space) calc(3 * var(--space) - (var(--icon-small) - var(--glyph-size))/2) var(--space) calc(3 * var(--space))}
.compose form:focus-within{border-color:var(--focus-border)}
.compose textarea:focus,.compose textarea:focus-visible{outline:none}
.compose textarea{width:0;flex:1;min-width:0;height:38px;min-height:38px;max-height:120px;resize:none;background:transparent;border:0;padding:calc(2 * var(--space)) 0;line-height:22px;font-size:14px;white-space:pre-wrap;overflow-wrap:anywhere;overflow-x:hidden}
.compose #send{width:var(--icon-small);height:var(--icon-small)}
/* Over-video chat is a separate layer in #room, never inside the video box. JS sets left/top at its bottom edge; translateY(-100%) lifts it. Drag uses `translate` only. */
.chat.overlay,.chat.floating{position:absolute;z-index:3;grid-area:auto;min-height:0;transform:translateY(-100%);will-change:transform;contain:layout paint}
.chat.overlay{background:rgba(15,15,15,.65);border:1px solid rgba(255,255,255,.08);border-radius:14px}
.chat.overlay .chat-header{height:44px;cursor:move;touch-action:none}
.chat.overlay #chatResize{display:block;position:absolute;inset:0 0 auto;height:10px;z-index:1;cursor:ns-resize;touch-action:none}
.chat.dragging{will-change:transform;user-select:none;transition:none}
.chat.floating{height:auto;background:transparent;border:0;border-radius:0}
.chat.floating .chat-header{display:none}
.chat.floating #chatGrip{display:flex;align-items:center;justify-content:center;align-self:center;width:28px;height:20px;flex-shrink:0;margin-bottom:calc(2 * var(--space));border-radius:10px;background:rgba(15,15,15,.45);cursor:move;touch-action:none}
.chat.floating .messages{display:flex;flex-direction:column;justify-content:flex-end;gap:calc(2 * var(--space));overflow:hidden;padding:0;min-width:0}
.chat.floating .msg{display:none;flex-shrink:0;align-self:flex-start;max-width:100%;background:rgba(15,15,15,.5);border-radius:16px;padding:7px 12px 7px 7px}
.chat.floating .msg:nth-last-child(-n+3){display:flex}
.chat.floating .msg:nth-last-child(3){opacity:.45}
.chat.floating .msg:nth-last-child(2){opacity:.8}
.chat.floating .msg time{display:none}
.chat.floating .compose{padding:8px 0 0}
/* No backdrop blur over the video: re-blurring a playing video every frame made playback stutter. Plain translucent black instead. */
.chat.floating .compose form{background:rgba(15,15,15,.5);border:1px solid rgba(255,255,255,.12);border-radius:22px}
.chat.floating .compose form:focus-within{border-color:var(--focus-border)}
.chat.typing{transform:none!important;translate:none!important;position:fixed;left:0!important;right:0!important;top:auto;bottom:var(--kb,0px)!important;width:auto!important;height:auto!important;max-height:calc(100dvh - var(--kb,0px));background:rgba(15,15,15,.9);border-radius:0;z-index:5}
.chat.typing .msg:not(:last-child){display:none}
.chat.typing .msg:last-child{display:flex;opacity:1}
.chat.typing #chatGrip,.chat.typing #chatResize{display:none}
.chat.typing .compose{padding:8px 12px}
.chat-hidden #chat{display:none!important}
.chat-hidden .room{grid-template-columns:minmax(0,1fr);grid-template-areas:"watch" "below"}
.theater .room{max-width:none;grid-template-columns:minmax(0,1fr);grid-template-areas:"watch" "below";padding:0;gap:0}
.theater .stage{height:min(56.25vw,calc(100dvh - var(--top-h) - 3 * var(--gap)));aspect-ratio:auto;border-radius:0}
.theater .below{padding:var(--inset) var(--gap)}
.vertical #theater{display:none}

/* Settings and shared form controls retained from the original stylesheet. */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:calc(2 * var(--space));border:0;border-radius:20px;background:#f1f1f1;color:#0f0f0f;padding:calc(2.25 * var(--space)) var(--inset);font-weight:600;font-size:13px;line-height:20px;white-space:nowrap;transition:background .15s,color .15s}
.btn:not(:disabled):hover{background:#d9d9d9}
.btn.secondary{background:#272727;color:var(--text)}
.btn.secondary:not(:disabled):hover,.btn.ghost:not(:disabled):hover{background:var(--hover);color:#fff}
.btn.ghost{background:transparent;color:var(--text)}
.note{font-size:11px;color:#888;margin:calc(2 * var(--space)) calc(0.75 * var(--space)) 0;line-height:1.7}
.modal{position:fixed;inset:0;background:#000b;display:grid;place-items:center;padding:var(--gap);z-index:10}
.modal[hidden]{display:none}
.dialog{width:min(640px,100%);max-height:calc(100dvh - 2 * var(--gap));overflow:auto;background:#212121;border:1px solid #383838;border-radius:16px;padding:calc(7 * var(--space));box-shadow:0 24px 80px #0009;scrollbar-width:thin}
.dialog h2{font-size:22px;margin:0 0 var(--space);letter-spacing:-.5px}
.dialog-nav{display:flex;gap:calc(2 * var(--space));border-bottom:1px solid #414141;margin:calc(5.5 * var(--space)) 0 calc(4.5 * var(--space));padding-bottom:14px}
.dialog .btn{border-radius:8px}
.dialog-nav .btn{flex:1;padding:8px}
.dialog-nav .secondary{background:#f1f1f1;color:#0f0f0f}
.connection{background:#181818;border:1px solid #343434;border-radius:var(--radius);padding:var(--inset);margin:12px 0}
.connection>b{font-size:13px}
.field{display:grid;gap:calc(2 * var(--space));margin:12px 0}
.field:last-child{margin-bottom:0}
.field label{font-size:13px;color:#ddd}
.field small{font-size:11px;color:var(--muted)}
.connection-line{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:calc(2 * var(--space))}
.connection-line .btn{font-size:12px}
.field input,.field select,.field textarea{width:100%;font-size:13px}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--inset)}
.switchline{display:flex;justify-content:space-between;align-items:center;gap:var(--inset);padding:calc(4.5 * var(--space)) 0;border-bottom:1px solid #383838;font-size:13px}
.switchline input{accent-color:#f03;width:18px;height:18px}
#cooldown{accent-color:#f03;padding:0}
#persona{min-height:100px;resize:vertical}
.dialog-actions{display:flex;justify-content:space-between;gap:calc(3 * var(--space));margin-top:var(--gap);padding-top:calc(4.5 * var(--space));border-top:1px solid #414141}
.error{background:#361c1c;border:1px solid #653232;color:#ffc5c5;padding:calc(2.5 * var(--space)) var(--inset);margin:0 calc(7 * var(--space)) calc(2.5 * var(--space));border-radius:8px;font-size:13px}
#settingsTitle:focus{outline:none}
.field-head{display:flex;align-items:center;justify-content:space-between;gap:calc(2 * var(--space))}
.field-head .btn{font-size:12px;padding:var(--space) calc(2.5 * var(--space));min-height:0}
.connection small{font-size:11px;color:var(--muted);margin-top:2px}

@media(min-width:761px){
body:not(.theater):not(.vertical) .stage{width:min(100%,calc((100dvh - var(--top-h) - 2 * var(--gap)) * 16 / 9));margin-inline:auto}
.vertical .room{grid-template-areas:"below watch chat";grid-template-columns:360px auto 400px;grid-template-rows:1fr;justify-content:center;max-width:none}
.vertical .stage{aspect-ratio:9/16;height:calc(100dvh - var(--top-h) - 2 * var(--gap));width:auto;border-radius:var(--radius)}
.vertical.chat-hidden .room{grid-template-areas:"below watch";grid-template-columns:360px auto}
}
@media(max-width:760px){
body{overflow:auto}
#root{height:auto;min-height:100dvh}
.top{gap:calc(2 * var(--space));padding:0 calc(var(--gap)/2);padding-inline-end:calc(var(--gap)/2 - var(--icon-inset))}
.brand{width:auto}
.brand-name{display:none}
.url{max-width:none;flex:1}
.url-field{gap:calc(2 * var(--space));padding-left:10px}
.url-go{width:40px}
.actions{width:auto;gap:0}
.room,.theater .room,.chat-hidden .room{grid-template-columns:minmax(0,1fr);grid-template-areas:"watch" "below" "chat";grid-template-rows:auto auto auto;padding:0;gap:0;overflow:visible}
.chat-hidden .room{grid-template-areas:"watch" "below";grid-template-rows:auto auto}
.stage{border-radius:0}
.below,.theater .below{padding:var(--inset) var(--gap)}
.room>.chat:not(.overlay):not(.floating){position:static;height:max(320px,calc(100svh - var(--top-h) - 56.25vw - 150px));border-radius:0;border-inline:0}
.vertical .stage{height:calc(100svh - var(--top-h));width:100%;aspect-ratio:auto;border-radius:0}
.control-row{gap:0}
.timecode{margin-left:4px}
.status{flex-wrap:wrap}
.modal{padding:calc(3 * var(--space))}
.dialog{padding:calc(5 * var(--space));max-height:calc(100dvh - var(--gap))}
.dialog-nav{gap:4px}
.dialog-nav .btn{font-size:12px;padding:8px 6px}
.grid{grid-template-columns:1fr}
.error{margin:0 12px 8px}
}
@media(max-width:380px){
.connection{padding:calc(3 * var(--space))}
.connection-line{grid-template-columns:1fr}
}
/* The header is hidden in landscape phone theater; this button is the way out. */
.stage-back{display:none}
@media(max-height:500px) and (orientation:landscape){
.theater.has-video .top{display:none}
.theater.has-video .stage{height:100dvh}
.theater.has-video .stage-back{display:inline-grid;position:absolute;top:8px;left:8px;z-index:4;background:rgba(15,15,15,.55);color:#fff}
}
@media(pointer:coarse){
#seek::-webkit-slider-thumb{opacity:1}
#seek::-moz-range-thumb{opacity:1}
}
.hidden,[hidden]{display:none!important}
@media(prefers-reduced-motion:reduce){
*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}
@media(min-width:761px){.chat-hidden:not(.theater):not(.vertical) .room{grid-template-columns:minmax(0,calc(100% - var(--chat-w) - var(--gap)));justify-content:center}}

/* Layout rules are maintained in vanilla.css. */