/* attachment_upload */
.attachment-uploader{display:grid;gap:8px}.attachment-input{position:absolute;width:1px;height:1px;padding:0;border:0;opacity:0;pointer-events:none}.attachment-drop{display:grid;justify-items:start;gap:2px;padding:0;border:0;background:transparent;color:var(--text-muted);text-align:left;cursor:pointer}.attachment-drop strong{color:var(--text);font-size:var(--font-size-md);line-height:1.4}.attachment-drop span{font-size:var(--font-size-sm);line-height:1.45}.attachment-uploader:focus-within .attachment-drop,.attachment-drop:hover{background:transparent;color:var(--brand)}.attachment-field-muted>span{color:var(--text-subtle)}.attachment-field-muted .attachment-uploader{gap:6px}.attachment-field-muted .attachment-drop{display:flex;align-items:center;justify-content:flex-start;gap:8px;padding:0;border:0;background:transparent;color:var(--text-subtle)}.attachment-field-muted .attachment-drop strong{flex:0 0 auto;color:var(--text-muted);font-size:var(--font-size-sm);font-weight:500}.attachment-field-muted .attachment-drop span{min-width:0;font-size:11px}.attachment-field-muted .attachment-uploader:focus-within .attachment-drop,.attachment-field-muted .attachment-drop:hover{background:transparent;color:var(--text-muted)}.attachment-upload-toolbar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 10px;color:var(--text-subtle);font-size:11px}.attachment-upload-toolbar[hidden],.attachment-upload-list[hidden]{display:none}.attachment-upload-insert{min-height:28px;padding:4px 9px;font-size:var(--font-size-sm);white-space:nowrap}.attachment-upload-list{display:grid;gap:6px;margin-top:2px}.attachment-upload-item{display:grid;gap:6px;min-width:0;padding:8px 10px;border:1px solid var(--line-soft);border-radius:var(--radius-sm);background:var(--bg)}.attachment-upload-head{display:grid;grid-template-columns:minmax(0,1fr) auto auto;align-items:start;gap:10px;min-width:0}.attachment-upload-name{min-width:0;overflow:hidden;color:var(--text);font-size:var(--font-size-sm);font-weight:500;text-overflow:ellipsis;white-space:nowrap}.attachment-upload-status{max-width:220px;color:var(--text-subtle);font-size:11px;line-height:1.4;text-align:right;overflow-wrap:anywhere}.attachment-upload-remove{display:grid;place-items:center;width:20px;min-width:20px;min-height:20px;padding:0;border:0;border-radius:var(--radius-sm);background:transparent;color:var(--text-subtle);font-size:18px;line-height:1;box-shadow:none}.attachment-upload-remove:hover{background:var(--line-soft);color:var(--danger)}.attachment-upload-remove:focus-visible{outline:2px solid var(--focus-ring);outline-offset:1px}.attachment-upload-progress{display:block;width:100%;height:4px;overflow:hidden;border-radius:4px;background:var(--line)}.attachment-upload-progress>span{display:block;width:0;height:100%;border-radius:inherit;background:var(--brand);transition:width .15s ease}.attachment-upload-item[data-state="success"] .attachment-upload-status{color:var(--success)}.attachment-upload-item[data-state="success"] .attachment-upload-progress{display:none}.attachment-upload-item[data-state="success"][data-markdown]{cursor:pointer;transition:border-color .15s,background .15s}.attachment-upload-item[data-state="success"][data-markdown]:hover{border-color:var(--brand);background:var(--brand-soft)}.attachment-upload-item[data-state="success"][data-markdown]:focus-visible{border-color:var(--brand);outline:2px solid var(--focus-ring);outline-offset:1px}.attachment-upload-item[data-state="error"] .attachment-upload-status{color:var(--danger)}.attachment-upload-item[data-state="error"] .attachment-upload-progress>span{background:var(--danger)}
.attachment-upload-settings{max-width:none;gap:12px}.attachment-upload-settings-section{display:grid;gap:10px;padding:14px;border:1px solid var(--line);border-radius:8px;background:var(--bg)}.attachment-upload-settings-section>strong{font-size:12px}.attachment-upload-settings-section .grid{margin:0}.attachment-upload-settings-groups{display:grid;grid-template-columns:1fr;gap:10px}.attachment-upload-settings-groups .grid{grid-template-columns:minmax(90px,140px) minmax(0,1fr)}
@media(max-width:600px){.attachment-upload-settings-groups .grid{grid-template-columns:1fr}}
/* markdown_textarea */
.markdown-textarea[data-markdown-textarea]{display:flex;align-items:center;flex-wrap:wrap;gap:4px;margin:0;padding:5px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--bg)}
.markdown-textarea[data-markdown-textarea] button{display:inline-flex;align-items:center;justify-content:center;min-width:30px;height:28px;padding:0 7px;border:1px solid transparent;border-radius:var(--radius-sm);background:transparent;color:var(--text-muted);font:600 13px/1 var(--font-sans,inherit);cursor:pointer}
.markdown-textarea[data-markdown-textarea] button:hover{border-color:var(--line);background:var(--panel);color:var(--text)}
.markdown-textarea[data-markdown-textarea] button:focus-visible{outline:2px solid var(--focus-ring);outline-offset:1px}
.markdown-textarea-dialog-field{display:grid;gap:5px;color:var(--text-muted);font-size:var(--font-size-sm)}
.markdown-textarea-dialog-field .prompt-input{box-sizing:border-box}
.form-panel .markdown-textarea-field{display:grid;row-gap:0;margin:0 0 8px}
.reply-panel .markdown-textarea-field{display:grid;row-gap:0;margin:0}
.markdown-textarea-field>.grid{display:contents}
.markdown-textarea-field>.grid>span{order:1;margin-bottom:6px}
.markdown-textarea-field>[data-markdown-textarea]{order:2;border-bottom:0;border-radius:var(--radius-sm) var(--radius-sm) 0 0;background:var(--bg)}
.markdown-textarea-field>.grid>textarea[name=body]{order:3;border-top:0;border-radius:0 0 var(--radius-sm) var(--radius-sm);background:var(--panel)}
.markdown-textarea-field:focus-within [data-markdown-textarea]{border-color:var(--brand)}
@media(max-width:480px){.markdown-textarea[data-markdown-textarea]{gap:2px;padding:4px}.markdown-textarea[data-markdown-textarea] button{min-width:28px;height:28px;padding:0 6px}}
/* mp3_player */
.mp3-player-count{display:block;margin-top:2px;color:var(--text-subtle);font-size:10px}.mp3-player-playlist{display:grid;gap:5px;max-height:300px;margin:0;padding:8px 0 0;border-top:1px solid var(--line-soft);overflow:auto;list-style:none}.mp3-player-track{min-width:0}.mp3-player-track-button{display:grid;grid-template-columns:minmax(0,1fr) 92px;align-items:center;gap:12px;width:100%;min-height:54px;padding:8px 10px;border:1px solid transparent;border-radius:6px;background:transparent;color:var(--text);font:inherit;text-align:left;cursor:pointer}.mp3-player-track-button:hover{border-color:var(--line);background:var(--bg)}.mp3-player-track.is-current .mp3-player-track-button{border-color:var(--brand);background:var(--brand-soft)}.mp3-player-track-copy{display:grid;gap:3px;min-width:0}.mp3-player-track-copy strong{overflow-wrap:anywhere;color:var(--text);font-size:12px;line-height:1.45}.mp3-player-track-copy span{color:var(--text-muted);font-size:11px}.mp3-player-track-progress{display:grid;gap:4px;justify-items:end;color:var(--text-subtle);font-size:10px}.mp3-player-track-bar{display:block;width:88px;height:3px;overflow:hidden;border-radius:3px;background:var(--line)}.mp3-player-track-bar span{display:block;height:100%;background:var(--brand);transition:width .15s ease}.mp3-player-card{display:grid;gap:10px;margin:12px 0;padding:12px 14px;border:1px solid var(--line);border-radius:8px;background:var(--panel);box-shadow:0 4px 14px var(--shadow-base)}.mp3-player-head{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;min-width:0}.mp3-player-file{display:flex;align-items:flex-start;gap:8px;min-width:0}.mp3-player-file strong{display:block;min-width:0;overflow-wrap:anywhere;color:var(--text);font-size:13px;line-height:1.4}.mp3-player-type{display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;min-width:30px;height:22px;border-radius:5px;background:var(--brand-soft);color:var(--brand);font-size:10px;font-weight:800}.mp3-player-status{flex:0 0 auto;color:var(--text-muted);font-size:11px;white-space:nowrap}.mp3-player-card audio{display:block;width:100%;min-width:0}.mp3-player-controls{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:nowrap;min-width:0;color:var(--text-muted);font-size:11px}.mp3-player-controls>span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mp3-player-rate{display:inline-flex;align-items:center;gap:6px;flex:0 0 auto;white-space:nowrap}.mp3-player-rate select{min-height:28px;padding:0 24px 0 7px;border:1px solid var(--line);border-radius:5px;background:var(--bg);color:var(--text);font-size:11px}.mp3-player-history-page{max-width:860px;margin:0 auto}.mp3-player-history-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:14px}.mp3-player-kicker{display:block;margin-bottom:5px;color:var(--brand);font-size:11px;font-weight:800;letter-spacing:1.4px}.mp3-player-history-head h2{margin:0;color:var(--text);font-size:26px;line-height:1.2}.mp3-player-history-head p{margin:7px 0 0;color:var(--text-muted);font-size:13px}.mp3-player-history-clear{flex:0 0 auto}.mp3-player-history-clear button{margin:0}.mp3-player-history-list{display:grid;gap:8px;margin:0;padding:0;list-style:none}.mp3-player-history-item{min-width:0;padding:13px 14px;border:1px solid var(--line);border-radius:7px;background:var(--panel)}.mp3-player-history-main{display:grid;gap:6px;min-width:0}.mp3-player-history-main>a{overflow-wrap:anywhere;color:var(--text);font-weight:700}.mp3-player-history-main strong{overflow-wrap:anywhere;color:var(--text-muted);font-size:12px;font-weight:500}.mp3-player-history-meta{display:flex;flex-wrap:wrap;gap:6px}.mp3-player-history-meta span{padding:4px 7px;border:1px solid var(--line-soft);border-radius:5px;background:var(--bg);color:var(--text-subtle);font-size:11px}.mp3-player-history-empty{padding:24px;text-align:center;color:var(--text-muted);border:1px dashed var(--line);border-radius:7px}.mp3-player-admin{max-width:none}.mp3-player-admin-form{display:grid;gap:14px}.mp3-player-admin-note{display:grid;gap:4px;padding:12px 14px;border:1px solid var(--line-soft);border-radius:7px;background:var(--bg)}.mp3-player-admin-note strong{color:var(--text);font-size:13px}.mp3-player-admin-note span{color:var(--text-muted);font-size:12px;line-height:1.6}.mp3-player-forum-head{display:flex;align-items:center;justify-content:space-between;gap:10px;color:var(--text-muted);font-size:12px}.mp3-player-forum-head button{margin:0;padding:5px 9px;background:var(--bg);color:var(--text-muted);border:1px solid var(--line)}.mp3-player-forum-options{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.mp3-player-forum-option{display:grid;grid-template-columns:16px minmax(0,1fr);align-items:start;gap:8px;min-width:0;padding:11px 12px;border:1px solid var(--line);border-radius:7px;background:var(--panel);cursor:pointer}.mp3-player-forum-option:has(input:checked){border-color:var(--brand);background:var(--brand-soft)}.mp3-player-forum-option input{width:15px;height:15px;margin:1px 0 0;accent-color:var(--brand)}.mp3-player-forum-option span{display:grid;gap:2px;min-width:0}.mp3-player-forum-option strong{overflow-wrap:anywhere;color:var(--text);font-size:12px}.mp3-player-forum-option small{color:var(--text-subtle);font-size:10px}.mp3-player-admin-actions{display:flex;justify-content:flex-start;gap:8px}.mp3-player-admin-actions button{margin:0}@media(max-width:760px){.mp3-player-track-button{grid-template-columns:minmax(0,1fr) 76px;padding:8px}.mp3-player-track-bar{width:72px}.mp3-player-forum-options{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:560px){.mp3-player-card{padding:11px}.mp3-player-head,.mp3-player-history-head{display:grid;gap:7px}.mp3-player-status{justify-self:start}.mp3-player-history-clear,.mp3-player-history-clear button{width:100%}.mp3-player-forum-options{grid-template-columns:1fr}.mp3-player-admin-actions button{width:100%}}
/* Refined frontend player */
.mp3-player-card {
    --mp3-control-size: 48px;
    position: relative;
    isolation: isolate;
    display: grid;
    gap: 0;
    margin: 16px 0;
    padding: 0;
    overflow: visible;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--panel);
    box-shadow: 0 8px 24px var(--shadow-base);
}
.mp3-player-card.is-playing {
    border-color: color-mix(in srgb, var(--brand) 35%, var(--line));
    box-shadow: 0 10px 28px var(--shadow-medium);
}
.mp3-player-card .mp3-player-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    min-width: 0;
    padding: 17px 16px 13px;
}
.mp3-player-card .mp3-player-file {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
}
.mp3-player-card .mp3-player-file > div {
    min-width: 0;
}
.mp3-player-card .mp3-player-file strong {
    display: block;
    min-width: 0;
    overflow: hidden;
    color: var(--text);
    font-size: 14px;
    font-weight: 700;
    line-height: 1.4;
    letter-spacing: 0;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.mp3-player-card .mp3-player-type {
    display: grid;
    place-items: center;
    flex: 0 0 38px;
    width: 38px;
    height: 38px;
    border: 1px solid color-mix(in srgb, var(--brand) 28%, var(--line));
    border-radius: 8px;
    background: var(--brand-soft);
    color: var(--brand);
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 0;
    box-shadow: none;
}
.mp3-player-card .mp3-player-count {
    display: block;
    margin-top: 2px;
    color: var(--text-subtle);
    font-size: 11px;
    line-height: 1.3;
    letter-spacing: 0;
}
.mp3-player-card .mp3-player-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    flex: 0 0 auto;
    padding: 4px 8px;
    border: 1px solid var(--line-soft);
    border-radius: 999px;
    background: var(--bg);
    color: var(--text-muted);
    font-size: 10px;
    font-weight: 600;
    line-height: 1.2;
    white-space: nowrap;
}
.mp3-player-card .mp3-player-status::before {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--text-disabled);
    box-shadow: none;
    content: "";
}
.mp3-player-card.is-playing .mp3-player-status {
    border-color: color-mix(in srgb, var(--brand) 28%, var(--line-soft));
    background: var(--brand-soft);
    color: var(--brand);
}
.mp3-player-card.is-playing .mp3-player-status::before {
    background: var(--brand);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand) 14%, transparent);
    animation: none;
}
.mp3-player-card .mp3-player-audio-element {
    display: none;
}
.mp3-player-card .mp3-player-audio {
    display: grid;
    grid-template-columns: var(--mp3-control-size) minmax(0, 1fr);
    align-items: center;
    gap: 14px;
    margin: 0 16px 8px;
    padding: 13px 14px;
    border: 1px solid var(--line-soft);
    border-radius: 8px;
    background: var(--bg);
    box-shadow: inset 0 1px 0 color-mix(in srgb, var(--panel) 80%, transparent);
}
.mp3-player-card.is-playing .mp3-player-audio {
    border-color: color-mix(in srgb, var(--brand) 26%, var(--line-soft));
}
.mp3-player-card .mp3-player-toggle {
    display: grid;
    place-items: center;
    width: var(--mp3-control-size);
    min-width: var(--mp3-control-size);
    height: var(--mp3-control-size);
    min-height: var(--mp3-control-size);
    padding: 0;
    border: 0;
    border-radius: 50%;
    background: var(--brand);
    color: var(--inverse-text);
    box-shadow: 0 4px 12px color-mix(in srgb, var(--brand) 30%, transparent);
    cursor: pointer;
    transition: background .16s ease, box-shadow .16s ease, transform .16s ease;
}
.mp3-player-card .mp3-player-toggle:hover {
    background: var(--brand-hover);
    box-shadow: 0 6px 16px color-mix(in srgb, var(--brand) 36%, transparent);
    transform: translateY(-1px);
}
.mp3-player-card .mp3-player-toggle:active {
    box-shadow: 0 2px 7px color-mix(in srgb, var(--brand) 24%, transparent);
    transform: scale(.96);
}
.mp3-player-card .mp3-player-toggle:focus-visible {
    outline: 2px solid var(--focus-ring);
    outline-offset: 3px;
}
.mp3-player-card .mp3-player-toggle svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
    filter: none;
}
.mp3-player-card.is-playing .mp3-player-toggle {
    box-shadow: 0 4px 12px color-mix(in srgb, var(--brand) 32%, transparent);
    animation: none;
}
.mp3-player-card .mp3-player-seek {
    display: grid;
    grid-template-columns: 40px minmax(0, 1fr) 40px;
    align-items: center;
    gap: 8px;
    min-width: 0;
    min-height: 24px;
}
.mp3-player-card .mp3-player-seek input {
    grid-row: 1;
    grid-column: 2;
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 5px;
    margin: 0;
    border: 0;
    border-radius: 5px;
    background: linear-gradient(to right, var(--brand) var(--mp3-progress, 0%), var(--line) var(--mp3-progress, 0%));
    outline: 0;
    cursor: pointer;
}
.mp3-player-card .mp3-player-seek input:hover {
    height: 5px;
    background: linear-gradient(to right, var(--brand) var(--mp3-progress, 0%), var(--line-soft) var(--mp3-progress, 0%));
}
.mp3-player-card .mp3-player-seek input::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 15px;
    height: 15px;
    border: 3px solid var(--panel);
    border-radius: 50%;
    background: var(--brand);
    box-shadow: 0 0 0 1px var(--brand), 0 2px 5px var(--shadow-base);
    cursor: grab;
}
.mp3-player-card .mp3-player-seek input::-webkit-slider-thumb:active {
    cursor: grabbing;
}
.mp3-player-card .mp3-player-seek input::-moz-range-thumb {
    width: 11px;
    height: 11px;
    border: 3px solid var(--panel);
    border-radius: 50%;
    background: var(--brand);
    box-shadow: 0 0 0 1px var(--brand), 0 2px 5px var(--shadow-base);
    cursor: grab;
}
.mp3-player-card .mp3-player-seek input:focus-visible {
    outline: 2px solid var(--focus-ring);
    outline-offset: 4px;
}
.mp3-player-card .mp3-player-seek input:disabled {
    opacity: .5;
    cursor: default;
}
.mp3-player-card .mp3-player-seek span {
    display: contents;
}
.mp3-player-card .mp3-player-seek i {
    grid-row: 1;
    color: var(--text-subtle);
    font-size: 10px;
    font-variant-numeric: tabular-nums;
    font-weight: 600;
    line-height: 1;
    letter-spacing: 0;
    font-style: normal;
    white-space: nowrap;
}
.mp3-player-card .mp3-player-seek i:first-child {
    grid-column: 1;
    text-align: left;
}
.mp3-player-card .mp3-player-seek i:last-child {
    grid-column: 3;
    text-align: right;
}
.mp3-player-card .mp3-player-controls {
    display: flex;
    align-items: center;
    gap: 7px;
    min-width: 0;
    padding: 0 16px 12px;
    color: var(--text-muted);
    font-size: 11px;
}
.mp3-player-card .mp3-player-controls > span[data-mp3-position] {
    flex: 1 1 auto;
    min-width: 0;
    overflow: hidden;
    font-variant-numeric: tabular-nums;
    font-weight: 500;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.mp3-player-card .mp3-player-volume {
    position: relative;
    display: inline-flex;
    align-items: center;
    flex: 0 0 auto;
    margin-left: auto;
    overflow: visible;
    text-overflow: clip;
}
.mp3-player-card .mp3-player-volume-toggle {
    display: grid;
    place-items: center;
    width: 32px;
    min-width: 32px;
    height: 32px;
    min-height: 32px;
    padding: 0;
    border: 1px solid transparent;
    border-radius: 6px;
    background: transparent;
    color: var(--text-muted);
    box-shadow: none;
    cursor: pointer;
}
.mp3-player-card .mp3-player-volume-toggle:hover,
.mp3-player-card .mp3-player-volume-toggle[aria-expanded="true"] {
    border-color: var(--line-soft);
    background: var(--bg);
    color: var(--brand);
}
.mp3-player-card .mp3-player-volume-toggle:focus-visible {
    outline: 2px solid var(--focus-ring);
    outline-offset: 1px;
}
.mp3-player-card .mp3-player-volume-toggle svg {
    width: 17px;
    height: 17px;
    fill: currentColor;
}
.mp3-player-card .mp3-player-volume-panel {
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    z-index: 10;
    display: grid;
    place-items: center;
    width: 40px;
    height: 132px;
    padding: 11px 8px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--panel);
    box-shadow: 0 10px 24px var(--shadow-medium);
    transform: translateX(-50%);
    animation: mp3-player-refined-volume-in .14s ease-out;
}
.mp3-player-card .mp3-player-volume-panel[hidden] {
    display: none;
}
.mp3-player-card .mp3-player-volume-panel input {
    width: 6px;
    height: 108px;
    margin: 0;
    accent-color: var(--brand);
    direction: rtl;
    writing-mode: vertical-lr;
    cursor: pointer;
}
@keyframes mp3-player-refined-volume-in {
    from { opacity: 0; transform: translateX(-50%) translateY(4px); }
    to { opacity: 1; transform: translateX(-50%) translateY(0); }
}
.mp3-player-card .mp3-player-rate {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    flex: 0 0 auto;
    white-space: nowrap;
}
.mp3-player-card .mp3-player-rate > span {
    color: var(--text-muted);
    font-size: 10px;
    font-weight: 600;
}
.mp3-player-card .mp3-player-rate select {
    min-width: 56px;
    min-height: 32px;
    padding: 0 24px 0 8px;
    border: 1px solid var(--line-soft);
    border-radius: 6px;
    background-color: var(--bg);
    background-position: right 7px center;
    color: var(--text);
    font-size: 11px;
    font-weight: 700;
}
.mp3-player-card .mp3-player-rate select:hover {
    border-color: var(--line);
}
.mp3-player-card .mp3-player-rate select:focus-visible {
    border-color: var(--brand);
    outline: 2px solid var(--focus-ring);
    outline-offset: 1px;
    box-shadow: none;
}
.mp3-player-card .mp3-player-playlist {
    display: grid;
    gap: 3px;
    max-height: none;
    margin: 0;
    padding: 8px;
    overflow: visible;
    border-top: 1px solid var(--line-soft);
    border-radius: 0 0 8px 8px;
    background: var(--bg);
    list-style: none;
}
.mp3-player-card .mp3-player-track {
    min-width: 0;
}
.mp3-player-card .mp3-player-track-button {
    display: grid;
    grid-template-columns: 30px minmax(0, 1fr) 76px;
    align-items: center;
    gap: 10px;
    width: 100%;
    min-height: 54px;
    padding: 7px 9px;
    border: 1px solid transparent;
    border-radius: 6px;
    background: transparent;
    color: var(--text);
    font: inherit;
    text-align: left;
    cursor: pointer;
    transition: border-color .14s ease, background .14s ease, box-shadow .14s ease;
}
.mp3-player-card .mp3-player-track-button:hover {
    border-color: var(--line-soft);
    background: var(--panel);
    transform: none;
}
.mp3-player-card .mp3-player-track.is-current .mp3-player-track-button {
    border-color: color-mix(in srgb, var(--brand) 32%, var(--line-soft));
    background: var(--brand-soft);
    box-shadow: none;
}
.mp3-player-card .mp3-player-track-index {
    display: grid;
    place-items: center;
    width: 28px;
    height: 28px;
    border-radius: 6px;
    background: var(--panel);
    color: var(--text-subtle);
    font-size: 10px;
    font-variant-numeric: tabular-nums;
    font-weight: 700;
}
.mp3-player-card .mp3-player-track.is-current .mp3-player-track-index {
    background: var(--brand);
    color: var(--inverse-text);
    box-shadow: none;
}
.mp3-player-card .mp3-player-track[data-completed="1"]:not(.is-current) .mp3-player-track-index {
    background: var(--success-soft);
    color: var(--success);
}
.mp3-player-card .mp3-player-track-copy {
    display: grid;
    gap: 3px;
    min-width: 0;
}
.mp3-player-card .mp3-player-track-copy strong {
    overflow: hidden;
    color: var(--text);
    font-size: 12px;
    font-weight: 650;
    line-height: 1.4;
    letter-spacing: 0;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.mp3-player-card .mp3-player-track-copy span {
    color: var(--text-subtle);
    font-size: 10px;
    font-weight: 500;
}
.mp3-player-card .mp3-player-track-progress {
    display: grid;
    gap: 5px;
    justify-items: end;
    color: var(--text-subtle);
    font-size: 10px;
    font-variant-numeric: tabular-nums;
    font-weight: 600;
}
.mp3-player-card .mp3-player-track-bar {
    display: block;
    width: 72px;
    height: 3px;
    overflow: hidden;
    border-radius: 3px;
    background: var(--line);
}
.mp3-player-card .mp3-player-track-bar span {
    display: block;
    height: 100%;
    border-radius: inherit;
    background: var(--brand);
    transition: width .18s linear;
}
@media (max-width: 560px) {
    .mp3-player-card {
        --mp3-control-size: 44px;
        margin: 12px 0;
    }
    .mp3-player-card .mp3-player-head {
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto;
        gap: 8px;
        padding: 15px 10px 11px;
    }
    .mp3-player-card .mp3-player-file {
        gap: 8px;
    }
    .mp3-player-card .mp3-player-type {
        flex-basis: 34px;
        width: 34px;
        height: 34px;
    }
    .mp3-player-card .mp3-player-file strong {
        font-size: 13px;
    }
    .mp3-player-card .mp3-player-status {
        justify-self: end;
        padding: 4px 7px;
    }
    .mp3-player-card .mp3-player-audio {
        gap: 11px;
        margin: 0 10px 7px;
        padding: 11px;
    }
    .mp3-player-card .mp3-player-controls {
        flex-wrap: nowrap;
        gap: 6px;
        padding: 0 10px 10px;
    }
    .mp3-player-card .mp3-player-controls > span[data-mp3-position] {
        flex: 1 1 auto;
        min-width: 0;
        font-size: 10px;
    }
    .mp3-player-card .mp3-player-volume {
        grid-column: auto;
        margin-left: auto;
    }
    .mp3-player-card .mp3-player-rate > span {
        display: none;
    }
    .mp3-player-card .mp3-player-rate select {
        min-width: 52px;
        padding-right: 22px;
    }
    .mp3-player-card .mp3-player-playlist {
        max-height: none;
        padding: 6px;
    }
    .mp3-player-card .mp3-player-track-button {
        grid-template-columns: 28px minmax(0, 1fr) 56px;
        gap: 8px;
        min-height: 50px;
        padding: 7px;
    }
    .mp3-player-card .mp3-player-track-index {
        width: 26px;
        height: 26px;
    }
    .mp3-player-card .mp3-player-track-bar {
        width: 52px;
    }
}
@media (prefers-reduced-motion: reduce) {
    .mp3-player-card,
    .mp3-player-card *,
    .mp3-player-card *::before,
    .mp3-player-card *::after {
        scroll-behavior: auto;
        animation-duration: .01ms;
        animation-iteration-count: 1;
        transition-duration: .01ms;
    }
}
/* topic_favorites */
.topic-favorites-action .fav-btn{margin:0;padding:0;border:0;background:transparent;font:inherit;cursor:pointer}.topic-favorites-action .fav-btn:hover{background:transparent}.topic-favorites-action .fav-btn:disabled{opacity:.55}