.overlay-edit-btn,.overlay-del-btn{position:absolute;top:6px;right:40px;z-index:10;background:#18181bd9;color:#fff;border:none;border-radius:4px;padding:2px 6px;font-size:1.1rem;cursor:pointer;opacity:0;pointer-events:none;transition:opacity .2s,background .2s}.overlay-del-btn{right:6px;padding:3.5px 10px}.stream-frame.secondary-stream:hover .overlay-edit-btn,.stream-overlay:hover .overlay-edit-btn,.stream-frame.secondary-stream:hover .overlay-del-btn,.stream-overlay:hover .overlay-del-btn{opacity:.85;pointer-events:auto}.overlay-edit-btn:hover,.overlay-del-btn:hover{opacity:1;background:#9147ff}.stream-overlay{position:absolute;top:0;left:0;width:100%;height:100%;z-index:3;background:#0000;cursor:pointer}.stream-frame.secondary-stream .stream-label{position:relative;z-index:4}h4{margin:16px 0}:root{--secondary-width: 320px;--secondary-height: 194px;--secondary-gap: 10px;--secondary-border: 2px solid #444;--secondary-radius: 8px;--secondary-bg: #23272a;--secondary-shadow: 0 2px 8px rgba(0,0,0,.3)}.sidebar-header-row{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:1rem}#close-sidebar{align-self:unset;margin-bottom:0}.sidebar-header-row h2{margin:0;font-size:1.3rem;font-weight:600}.layout-btn{background:#23272a;color:#fff;border:1px solid #9147ff;border-radius:4px;padding:.5rem .8rem;margin-right:.5rem;margin-bottom:.5rem;cursor:pointer;font-size:1rem;transition:background .2s,color .2s,border .2s}.layout-btn.active,.layout-btn:hover{background:#9147ff;color:#fff;border:1px solid #fff}.stream-frame.secondary-stream.floating{width:var(--secondary-width);height:var(--secondary-height);padding-bottom:4px;position:absolute;z-index:2;border:var(--secondary-border);border-radius:var(--secondary-radius);background:var(--secondary-bg);box-shadow:var(--secondary-shadow);cursor:pointer;filter:opacity(var(--secondary-opacity, 1));flex-direction:column;transition:border .2s,box-shadow .2s,z-index .2s,width .2s,height .2s}#streams-container[data-secondary-layout=right] .stream-frame.secondary-stream.floating{right:.5rem;left:auto;top:calc(1rem + ((var(--secondary-height) + var(--secondary-gap)) * (var(--secondary-index, 0))))}#streams-container[data-secondary-layout=left] .stream-frame.secondary-stream.floating{left:.5rem;right:auto;top:calc(1rem + ((var(--secondary-height) + var(--secondary-gap)) * (var(--secondary-index, 0))))}#streams-container[data-secondary-layout=bottom] .stream-frame.secondary-stream.floating{left:auto;right:1rem;top:auto;bottom:1rem;transform:translate(calc(0% - (var(--secondary-width) + var(--secondary-gap)) * (var(--secondary-index, 0))))}.sidebar{position:fixed;top:0;left:0;width:280px;height:100vh;background:#18181b;color:#fff;box-shadow:2px 0 8px #0003;transform:translate(-100%);transition:transform .2s cubic-bezier(.4,0,.2,1);z-index:1000;display:flex;flex-direction:column}.sidebar.open{transform:translate(0)}.sidebar-content{padding:1.5rem 1rem 1rem 1.5rem;flex:1;display:flex;flex-direction:column}#close-sidebar{align-self:flex-end;background:none;border:none;color:#fff;font-size:2rem;cursor:pointer}.hamburger-btn{background:none;border:none;color:#fff;font-size:2rem;cursor:pointer;margin-right:1rem}.back-btn{background:none;border:none;color:#9147ff;font-size:2rem;cursor:pointer;margin-bottom:.5rem;margin-right:1rem;transition:color .2s}.back-btn:hover{color:#fff}body{font-family:Arial,sans-serif;background:#18181b;color:#fff;margin:0;padding:0}html,body{height:100%}#app{display:grid;grid-template-rows:min-content 1fr;grid-template-columns:1fr min-content;height:100vh;min-height:0;box-sizing:border-box}#streams-container{flex:1 1 0;position:relative;height:100%;min-width:0}.stream-frame{position:absolute;top:0;left:0;width:100%;height:100%;border:2px solid transparent;border-radius:8px;overflow:hidden;background:#23272a;display:flex;flex-direction:column;align-items:center;justify-content:center}.main-stream{z-index:1;box-shadow:0 2px 8px #9147ff33;will-change:contents}.main-stream iframe{width:100%;height:100%}.main-stream .stream-label{position:absolute;left:0;bottom:0;width:100%;background:#18181bb3;color:#b9a3e3;text-align:center;padding:.25rem 0;font-size:1rem}.secondary-stream.floating,.stream-frame.secondary-stream.floating{width:var(--secondary-width);height:var(--secondary-height);border:var(--secondary-border);border-radius:var(--secondary-radius);background:var(--secondary-bg);box-shadow:var(--secondary-shadow);cursor:pointer;position:absolute;z-index:2;filter:opacity(var(--secondary-opacity, 1));flex-direction:column;transition:border .2s,box-shadow .2s,filter .2s}.secondary-stream.floating:hover,.stream-frame.secondary-stream.floating:hover{border:2px solid #9147ff;filter:opacity(1)!important}.secondary-stream iframe,.stream-frame.secondary-stream.floating iframe{width:100%;height:calc(100% - 12px)}#streams-container[data-layout-mode=row][data-layout-vertical=top][data-layout-horizontal=right] .stream-frame.secondary-stream.floating{top:var(--secondary-top, .5rem);bottom:auto;right:calc(var(--secondary-right, .25rem) + (var(--secondary-index, 0) * (var(--secondary-width) + var(--secondary-gap))));left:auto;width:var(--secondary-width);height:var(--secondary-height)}#streams-container[data-layout-mode=column][data-layout-vertical=top][data-layout-horizontal=right] .stream-frame.secondary-stream.floating{top:calc(var(--secondary-top, .5rem) + (var(--secondary-index, 0) * (var(--secondary-height) + var(--secondary-gap))));bottom:auto;right:var(--secondary-right, .25rem);left:auto;height:var(--secondary-height);width:var(--secondary-width)}#streams-container[data-layout-mode=row][data-layout-vertical=top][data-layout-horizontal=left] .stream-frame.secondary-stream.floating{top:var(--secondary-top, .5rem);bottom:auto;left:calc(var(--secondary-left, .25rem) + (var(--secondary-index, 0) * (var(--secondary-width) + var(--secondary-gap))));right:auto;width:var(--secondary-width);height:var(--secondary-height)}#streams-container[data-layout-mode=column][data-layout-vertical=top][data-layout-horizontal=left] .stream-frame.secondary-stream.floating{top:calc(var(--secondary-top, .5rem) + (var(--secondary-index, 0) * (var(--secondary-height) + var(--secondary-gap))));bottom:auto;left:var(--secondary-left, .25rem);right:auto;height:var(--secondary-height);width:var(--secondary-width)}#streams-container[data-layout-mode=row][data-layout-vertical=bottom][data-layout-horizontal=right] .stream-frame.secondary-stream.floating{top:auto;bottom:var(--secondary-bottom, .5rem);right:calc(var(--secondary-right, .25rem) + (var(--secondary-index, 0) * (var(--secondary-width) + var(--secondary-gap))));left:auto;width:var(--secondary-width);height:var(--secondary-height)}#streams-container[data-layout-mode=column][data-layout-vertical=bottom][data-layout-horizontal=right] .stream-frame.secondary-stream.floating{top:auto;bottom:calc(var(--secondary-bottom, .5rem) + (var(--secondary-index, 0) * (var(--secondary-height) + var(--secondary-gap))));right:var(--secondary-right, .25rem);left:auto;height:var(--secondary-height);width:var(--secondary-width)}#streams-container[data-layout-mode=row][data-layout-vertical=bottom][data-layout-horizontal=left] .stream-frame.secondary-stream.floating{top:auto;bottom:var(--secondary-bottom, .5rem);left:calc(var(--secondary-left, .25rem) + (var(--secondary-index, 0) * (var(--secondary-width) + var(--secondary-gap))));right:auto;width:var(--secondary-width);height:var(--secondary-height)}#streams-container[data-layout-mode=column][data-layout-vertical=bottom][data-layout-horizontal=left] .stream-frame.secondary-stream.floating{top:auto;bottom:calc(var(--secondary-bottom, .5rem) + (var(--secondary-index, 0) * (var(--secondary-height) + var(--secondary-gap))));left:var(--secondary-left, .25rem);right:auto;height:var(--secondary-height);width:var(--secondary-width)}.stream-frame.secondary-stream.floating{z-index:2}#header{grid-column:1 / span 2;height:64px;background:#23272a;display:flex;align-items:center;gap:1rem;padding:0 2rem;box-shadow:0 2px 8px #0003}#header h1{margin:0;font-size:1.5rem;font-weight:700}#stream-form{margin:0}#stream-input{width:400px;padding:.5rem;font-size:1rem}#streams-container{display:flex;flex-direction:column;gap:1rem}.main-stream{overflow:hidden;margin-bottom:1rem;background:#23272a;display:flex;flex-direction:column;align-items:center}.secondary-streams{display:flex;gap:1rem}.secondary-stream{border:1px solid #444;border-radius:6px;overflow:hidden;background:#23272a;cursor:pointer;transition:border .2s}.secondary-stream:hover{border:2px solid #9147ff}.stream-label{text-align:center;padding:0;font-size:.75rem;color:#b9a3e3;letter-spacing:.02em}#chat-container{width:350px;display:flex;flex-direction:column;justify-content:flex-start;align-items:flex-end;padding-left:1rem;box-sizing:border-box}#chat-container iframe{border-radius:8px;background:#23272a;width:100%;height:100%}.chat-frame{display:block}