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input::placeholder{color:var(--text-dim)}.rail{display:none}.rail-header{display:flex;align-items:center;justify-content:space-between;height:var(--header-height);padding:0 10px 0 20px;font-size:var(--text-md);font-weight:650;border-bottom:1px solid var(--border);flex-shrink:0}.rail-list{flex:1;overflow-y:auto;padding:8px;display:flex;flex-direction:column;gap:2px}.rail-item{display:flex;align-items:center;gap:10px;width:100%;padding:7px 10px;border-radius:var(--radius-sm);background:transparent;border:none;color:var(--text-muted);font-size:14px;font-weight:500;text-align:left;transition:background .12s,color .12s}.rail-item:hover{background:var(--bg-elevated);color:var(--text)}.rail-item.active{background:var(--accent-soft);color:var(--text)}.rail-item.active .rail-item-icon{color:var(--accent)}.rail-item-icon{width:18px;flex-shrink:0;display:flex;justify-content:center}.rail-item-label{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.rail-item-count{font-size:var(--text-xs);color:var(--text-dim);font-variant-numeric:tabular-nums}.rail-divider{height:1px;margin:6px 4px;background:var(--border)}@media(min-width:900px){.rail{display:flex;flex-direction:column;width:208px;flex-shrink:0;min-height:0;background:var(--bg-surface);border-right:1px solid var(--border)}}.resize-handle{display:none}@media(min-width:900px){.resize-handle{display:block;flex-shrink:0;width:4px;margin:0 -2px;cursor:col-resize;position:relative;z-index:5;background:transparent;transition:background .15s}.resize-handle:hover,.resize-handle:active{background:var(--accent-soft)}}.empty-state{text-align:center;padding:40px 24px;color:var(--text-muted);font-size:14px;line-height:1.5}.empty-state-icon{display:flex;justify-content:center;margin-bottom:12px;color:var(--text-dim)}.empty-state-title{font-size:16px;font-weight:600;color:var(--text);margin-bottom:4px}.empty-state-actions{display:flex;justify-content:center;gap:8px;margin-top:16px}.notice{display:flex;align-items:flex-start;gap:10px;padding:10px 8px 10px 12px;border-radius:var(--radius);background:var(--warn-soft);color:var(--text);font-size:13.5px;line-height:1.45}.notice>.app-icon{color:var(--warn);margin-top:1px}.notice>span{flex:1}.notice-close{display:flex;padding:2px;background:none;border:none;color:var(--text-muted)}.notice-close:hover{background:none;color:var(--text)}.info-note{padding:10px 12px;border-radius:var(--radius);background:var(--accent-soft);font-size:13.5px;line-height:1.5;color:var(--text)}.sheet-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:700;display:flex;justify-content:flex-end;background:var(--scrim)}.sheet-backdrop.left{justify-content:flex-start}.sheet{width:min(420px,100%);height:100%;display:flex;flex-direction:column;padding-top:var(--safe-top);background:var(--bg);border-left:1px solid var(--border);box-shadow:var(--shadow-md)}.sheet-backdrop.left .sheet{width:min(340px,88%);border-left:none;border-right:1px solid var(--border)}.sheet-header{display:flex;align-items:center;gap:6px;height:var(--header-height);padding:0 6px 0 16px;border-bottom:1px solid var(--border);flex-shrink:0}.sheet-title{flex:1;min-width:0;font-size:var(--text-lg);font-weight:650;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sheet-body{flex:1;min-height:0;overflow-y:auto;padding:12px 16px calc(16px + var(--safe-bottom))}.hint{font-size:var(--text-sm);color:var(--text-muted);line-height:1.5}.error-text{font-size:var(--text-sm);color:var(--danger)}.success-text{font-size:var(--text-sm);color:var(--success)}.segmented{display:inline-flex;padding:3px;gap:2px;border-radius:var(--radius);background:var(--bg-elevated)}.segmented button{padding:6px 16px;font-size:14px;color:var(--text-muted);background:transparent;border:none;border-radius:7px}.segmented button:hover:not(.active){color:var(--text);background:none}.segmented button.active{background:var(--bg);color:var(--text);box-shadow:var(--shadow-sm)}