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var(--transition-slow)}.reference-picker-arrow.open{transform:rotate(180deg)}.reference-picker-backdrop{position:fixed;inset:0;z-index:1000;background:transparent}.reference-picker-popover{position:fixed;z-index:1001;display:flex;flex-direction:column;overflow:hidden;padding:var(--spacing-sm);gap:var(--spacing-2xs);background-color:rgba(var(--background-color-rgb),.8);backdrop-filter:var(--frosted);-webkit-backdrop-filter:var(--frosted);border:var(--border-width) solid var(--border-color);border-radius:var(--border-radius-xl);box-shadow:var(--shadow-md);box-sizing:border-box}.reference-picker-search{display:flex;align-items:center;gap:var(--spacing-2xs);padding:0 var(--spacing-sm);min-height:var(--control-height);border:var(--border-width) solid var(--border-color);border-radius:var(--border-radius-lg);background-color:var(--background-color)}.reference-picker-search:focus-within{border-color:var(--accent-color);box-shadow:0 0 0 1px 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