@import"https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600&family=Manrope:wght@400;500;600;700&family=Urbanist:wght@500;600;700&display=swap";.toolbar{display:flex;align-items:stretch;height:var(--bar-height);background:var(--color-panel);border-bottom:1px solid var(--color-divider)}.toolbar__brand{display:flex;align-items:center;gap:var(--space-5);padding:0 var(--space-8) 0 var(--space-7);min-width:300px}.brand-title{line-height:1.04}.brand-title__main{font-family:var(--font-display);font-size:var(--font-size-18);font-weight:var(--font-weight-semibold);letter-spacing:.01em;color:var(--color-text-primary)}.brand-tagline{font-size:var(--font-size-11);color:var(--color-text-muted);letter-spacing:.03em;margin-top:2px}.brand-theme-toggle{color:var(--color-text-muted);flex-shrink:0}.brand-theme-toggle:hover{color:var(--color-accent-strong)}.toolbar__col{display:flex;flex-direction:column;justify-content:center;gap:var(--space-3);padding:0 var(--space-6)}.toolbar__center{flex:1;display:flex;flex-direction:column;justify-content:center;gap:var(--space-4);padding:0 var(--space-7);border-left:1px solid var(--color-divider-soft);border-right:1px solid var(--color-divider-soft);min-width:0}.mode-switcher{display:flex;gap:var(--space-2)}.mode-btn{display:flex;align-items:center;gap:var(--space-4);height:46px;padding:0 var(--space-6);border:1px solid transparent;border-radius:var(--radius-lg);background:transparent;color:var(--color-text-secondary);text-align:left;transition:all var(--duration-fast) var(--ease-standard)}.mode-btn:hover{background:var(--color-panel-raised);color:var(--color-text-primary)}.mode-btn[data-active=true]{background:linear-gradient(180deg,#1fe3ff33,#1fe3ff14);border-color:var(--color-accent-line);color:var(--color-text-primary);box-shadow:inset 0 0 0 1px #1fe3ff1a,var(--glow-accent-soft)}.mode-btn__title{font-family:var(--font-display);font-size:var(--font-size-14);font-weight:var(--font-weight-semibold);line-height:1.1;letter-spacing:.02em}.mode-btn[data-active=true] .mode-btn__icon{color:var(--color-accent-strong)}.mode-btn__icon{display:flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:var(--radius-md);background:var(--color-bg-deep);color:var(--color-text-muted);border:1px solid var(--color-divider-soft)}.mode-btn[data-active=true] .mode-btn__icon{background:#1fe3ff1a;border-color:var(--color-accent-line)}.mode-btn__sub{font-size:var(--font-size-11);color:var(--color-text-muted)}.playback-strip{display:flex;align-items:center;gap:var(--space-6);height:100%;width:100%;padding:0 var(--space-6)}.playback-strip .playback-meta{display:flex;align-items:center;gap:var(--space-6);flex:1;justify-content:flex-end;min-width:0}.playback-strip .timeline{flex:1;max-width:360px}.playback{display:flex;align-items:center;gap:var(--space-4)}.play-btn{display:flex;align-items:center;justify-content:center;width:42px;height:42px;border:0;border-radius:50%;background:linear-gradient(145deg,var(--color-accent-strong),var(--color-accent));color:#042028;box-shadow:var(--glow-accent-soft);transition:background var(--duration-fast),transform var(--duration-fast),box-shadow var(--duration-fast)}.play-btn:hover{background:linear-gradient(145deg,#5eeaff,var(--color-accent-strong));box-shadow:var(--glow-accent)}.play-btn:active{transform:scale(.96)}.play-btn--ghost{width:38px;height:38px;background:var(--color-panel-raised);color:var(--color-text-secondary);box-shadow:none}.play-btn--ghost:hover{background:var(--color-panel-soft);color:var(--color-text-primary)}.timeline{display:flex;align-items:center;gap:var(--space-4);flex:1;min-width:120px}.timeline__clock{font-family:var(--font-mono);font-size:var(--font-size-16);font-weight:var(--font-weight-medium);color:var(--color-text-primary);letter-spacing:.02em}.timeline__total{font-size:var(--font-size-12);color:var(--color-text-muted);font-variant-numeric:tabular-nums}.timeline__track{position:relative;flex:1;height:4px;border-radius:var(--radius-pill);background:var(--color-panel-soft);min-width:80px}.timeline__fill{position:absolute;left:0;top:0;bottom:0;border-radius:var(--radius-pill);background:linear-gradient(90deg,var(--color-accent),var(--color-accent-strong))}.timeline__head{position:absolute;top:50%;width:11px;height:11px;border-radius:50%;background:var(--color-accent-strong);transform:translate(-50%,-50%);box-shadow:0 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var(--space-3);border:0;border-radius:var(--radius-sm);background:transparent;color:var(--color-text-muted);font-size:var(--font-size-11);letter-spacing:.04em}.floor-nav__btn:hover{color:var(--color-text-secondary);background:var(--color-panel-raised)}.floor-nav__btn[data-active=true]{color:var(--color-accent-strong);background:var(--color-accent-dim)}.parts-browser{display:flex;flex-direction:column;height:100%;min-height:0;background:var(--color-panel)}.parts-cats{display:flex;gap:0;padding:var(--space-5) var(--space-5) var(--space-3);border-bottom:1px solid var(--color-divider-soft)}.parts-cat{flex:1;height:28px;border:0;border-radius:0;background:transparent;color:var(--color-text-muted);font-size:var(--font-size-11);font-weight:var(--font-weight-medium);letter-spacing:.03em;transition:color var(--duration-fast) var(--ease-standard)}.parts-cat:hover{color:var(--color-text-secondary)}.parts-cat[data-active=true]{color:var(--color-text-primary);box-shadow:inset 0 -2px 0 var(--color-accent)}.parts-master{flex:1;min-height:0;padding:var(--space-4) var(--space-5) 0;overflow:hidden}.part-card-row{display:flex;flex-direction:column;gap:var(--space-3);height:100%;overflow-y:auto;overflow-x:hidden;scrollbar-width:thin;padding-bottom:var(--space-3)}.part-card{flex:0 0 auto;width:100%;min-height:72px;display:flex;flex-direction:row;align-items:center;gap:var(--space-4);padding:var(--space-3) var(--space-4);border:1px solid transparent;border-radius:var(--radius-lg);background:var(--color-panel-raised);text-align:left;cursor:grab;transition:border-color var(--duration-fast) var(--ease-standard),background var(--duration-fast) var(--ease-standard),box-shadow var(--duration-fast) var(--ease-standard)}.part-card:active{cursor:grabbing}.part-card:hover{background:var(--color-panel-soft);border-color:var(--color-divider-soft)}.part-card[data-selected=true]{border-color:var(--color-accent-line);background:var(--color-accent-dim);box-shadow:0 0 0 1px #1fe3ff33,0 4px 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.part-card__tagline{color:var(--color-text-secondary)}.part-card__drag-hint{flex-shrink:0;font-size:14px;line-height:1;letter-spacing:-.12em;color:var(--color-text-muted);opacity:.45;padding-right:var(--space-1);-webkit-user-select:none;user-select:none}.part-card:hover .part-card__drag-hint,.part-card[data-selected=true] .part-card__drag-hint{opacity:.75;color:var(--color-accent-strong)}.part-popout{flex-shrink:0;margin:var(--space-4) var(--space-5) 0;padding:var(--space-5);border-radius:var(--radius-lg);background:var(--color-bg-deep);border:1px solid var(--color-divider-soft);display:flex;flex-direction:column;gap:var(--space-4)}.part-popout__top{display:flex;gap:var(--space-4);align-items:flex-start}.part-popout__preview{display:flex;align-items:center;justify-content:center;width:72px;height:72px;flex-shrink:0;border-radius:var(--radius-md);background:var(--color-panel);border:1px solid 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