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var(--border);color:var(--text-muted);font-size:var(--font-caption)}.audio-change-timeline-tick{position:absolute;inset-block:0;display:grid;grid-template-rows:1fr 6px;justify-items:center;white-space:nowrap;font-weight:400}.audio-change-timeline-tick i{width:1px;height:6px;background:var(--border-strong)}.label{font-size:var(--font-caption);color:var(--text-muted);letter-spacing:0}.thumb{border-radius:6px;border:1px solid var(--border);object-fit:cover;transition:all .15s ease;background:#000}.thumb:hover{filter:brightness(1.05);border-color:var(--border-strong)}.audio-top-nav,.top-nav{min-height:56px;border-bottom:1px solid var(--border);display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;padding:8px 24px;grid-gap:16px;gap:16px;position:-webkit-sticky;position:sticky;top:0;background:var(--bg);z-index:30}.top-nav .brand{justify-self:start;font-size:var(--font-section);font-weight:600;white-space:nowrap}.top-nav .brand 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20px}.music-picker-tabs{display:flex;gap:22px;min-height:45px;margin:0 -20px 18px;padding:0 20px;border-bottom:1px solid var(--border)}.music-picker-tab{position:relative;min-height:var(--control-tab);padding:0 2px;color:var(--text-secondary);font-size:var(--font-body);font-weight:600;letter-spacing:0}.music-picker-tab:after{content:"";position:absolute;right:0;bottom:-1px;left:0;height:2px;background:transparent}.music-picker-tab:hover{color:var(--text)}.music-picker-tab[aria-selected=true]{color:var(--blue)}.music-picker-tab[aria-selected=true]:after{background:var(--blue)}.music-picker-tab:disabled{opacity:.45;cursor:not-allowed}.music-picker-current-track{min-height:58px;margin:0 -20px;padding:10px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:16px}.music-picker-current-track>div{min-width:0;display:grid;grid-gap:2px;gap:2px}.music-picker-current-track 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var(--text);outline-offset:-4px}.music-fixed-range-window:disabled{cursor:default}.music-fixed-range-grip{position:absolute;top:50%;left:50%;width:26px;height:34px;transform:translate(-50%,-50%);border-radius:6px;background-color:var(--blue);background-image:radial-gradient(circle,#07152e 1px,transparent 1.5px);background-size:6px 6px}.music-fixed-range-ticks{display:flex;justify-content:space-between}.music-fixed-range-equal,.music-fixed-range-ticks{font-size:var(--font-caption)}.music-fixed-range-actions{display:flex;align-items:center;justify-content:space-between;gap:12px}.music-fixed-range-nudges{display:flex;gap:6px;flex-wrap:wrap}.music-fixed-range-actions .btn-ghost,.music-fixed-range-nudges .btn-ghost{min-height:var(--control-compact);padding:0 10px;font-size:var(--font-meta)}.music-picker-confirm{width:100%;margin-top:16px}.mix-export-modal{width:min(1040px,100%)}.mix-export-close{width:var(--control-standard);min-width:var(--control-standard);min-height:var(--control-standard);padding:0;font-size:var(--font-dialog);line-height:1}.mix-export-body{display:grid;grid-template-columns:minmax(0,1.8fr) minmax(240px,.8fr);grid-gap:16px;gap:16px}.mix-export-preview{min-width:0}.mix-export-preview video{display:block;width:100%;aspect-ratio:16/9;object-fit:contain;border-radius:8px;background:#000}.mix-export-empty,.mix-export-failure,.mix-export-progress{min-height:340px;padding:24px;border:1px solid var(--border);border-radius:8px;background:var(--surface-muted);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:var(--text-secondary);text-align:center}.mix-export-failure strong,.mix-export-progress strong{color:var(--text);font-size:var(--font-section)}.mix-export-failure 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