/* Demo-specific layout overrides for listener-api.
   Keeps the viewer spacious even with an event picker panel. */

body.listener-api-page .content{
    width: auto;
    max-width: min(1600px, 96vw);
    padding: 12px;
}

/* Two-column grid: viewer-first */
body.listener-api-page .listener-layout{
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(320px, 420px);
    gap: 1rem;
    align-items: start;
}

body.listener-api-page .listener-main{
    min-width: 0;
}

body.listener-api-page .listener-log-section{
    margin-top: 0.75rem;
}

/* Log tree viewer */
body.listener-api-page .listener-log-row{
    padding: 0.35rem 0;
    border-bottom: 1px solid #eee;
}
body.listener-api-page .listener-log-row:last-child{
    border-bottom: none;
}
body.listener-api-page .listener-log-header{
    font-weight: 600;
}
body.listener-api-page .listener-log-payload{
    font-family: monospace;
    font-size: 12px;
    margin-top: 0.25rem;
}
body.listener-api-page .tree-details{
    margin: 0;
    border: 0;
    background: transparent;
    padding: 0;
}
body.listener-api-page .tree-summary{
    cursor: pointer;
    font-weight: 400;
    list-style: none;
}
body.listener-api-page .tree-children{
    margin-top: 0.15rem;
    margin-left: calc(var(--tree-key-ch, 0ch) + var(--tree-col-gap, 0.25rem));
}
body.listener-api-page .tree-row{
    display: grid;
    grid-template-columns: max-content 1.25em 1fr;
    column-gap: var(--tree-col-gap, 0.25rem);
    align-items: baseline;
}
body.listener-api-page .tree-key{
    font-weight: 600;
}
body.listener-api-page .tree-marker{
    display: inline-block;
    text-align: center;
    width: 1.25em;
}
body.listener-api-page .tree-value{
    white-space: pre-wrap;
    word-break: break-word;
}

/* Hide native disclosure markers so our key/arrow/value align */
body.listener-api-page .tree-summary::-webkit-details-marker{
    display:none;
}
body.listener-api-page .tree-summary::marker{
    content: '';
}

/* Panel container with collapsible state */
body.listener-api-page .listener-panel{
    box-sizing: border-box;
    border: 1px solid #ddd;
    border-radius: 3px;
    background: #fafafa;
    padding: 0.75rem;
    overflow: hidden; /* internal regions handle scrolling */
    max-height: 80vh;
    position: sticky;
    top: 0.75rem;
    display: flex;
    flex-direction: column;
}

/* Remove sticky-header scroll container; only the event list scrolls */
body.listener-api-page .listener-panel-scroll{
    display: contents;
}

body.listener-api-page.listener-panel-collapsed .listener-layout{
    grid-template-columns: minmax(0, 1fr);
}
body.listener-api-page.listener-panel-collapsed .listener-panel{
    display: none;
}

/* Toggle button sits above viewer */
body.listener-api-page .listener-topbar{
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

/* Panel ergonomics */
body.listener-api-page .listener-panel h4{
    margin: 0 0 0.5rem 0;
}
body.listener-api-page .listener-row{
    margin-bottom: 0.5rem;
}
body.listener-api-page .listener-search{
    width: 100%;
    box-sizing: border-box;
    padding: 0.4rem 0.5rem;
    border: 1px solid #ccc;
    border-radius: 3px;
}
body.listener-api-page .listener-event-list{
    flex: 1 1 auto;
    min-height: 0; /* critical for flex children with overflow */
    overflow: auto;
    margin: 0.5rem 0;
}
body.listener-api-page .listener-check{
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.2rem 0;
    font-family: monospace;
    font-size: 12px;
}
body.listener-api-page .listener-last{
    flex: 0 0 auto;
    font-family: monospace;
    font-size: 12px;
    white-space: pre-wrap;
    background: #f7f7f7;
    border: 1px solid #ddd;
    border-radius: 3px;
    padding: 0.5rem;
    margin: 0.5rem 0 0 0;
    max-height: 14rem;
    overflow: auto;
}

/* Flex header: no sticky */
body.listener-api-page .listener-panel-header{
    flex: 0 0 auto;
    background: #fafafa;
}

body.listener-api-page .listener-panel details{
    border: 1px solid #e0e0e0;
    border-radius: 3px;
    background: #fff;
    padding: 0.35rem 0.5rem;
    margin-bottom: 0.5rem;
}
body.listener-api-page .listener-panel summary{
    cursor: pointer;
    font-weight: 600;
}

/* Responsive: stack on smaller screens */
@media (max-width: 1100px){
    body.listener-api-page .listener-layout{
        grid-template-columns: minmax(0, 1fr);
    }
    body.listener-api-page .listener-panel{
        position: static;
        max-height: none;
    }
    body.listener-api-page .listener-panel-scroll{
        max-height: none;
    }
    body.listener-api-page .listener-event-list{
        max-height: 55vh;
    }
}