#word-preview,#intersection-browser,#freq-heatmap,#pair-heatmap,#compatibility-heatmap{margin-left:260px}#sidebar{position:fixed;top:0;left:0;width:260px;height:100vh;background:#111;border-right:1px solid #333;padding:12px;overflow-y:auto}#sidebar h2{margin:0 0 10px;font-size:18px}#sidebar h3{margin:14px 0 6px;font-size:13px;color:#ccc;text-transform:uppercase}select,button,input{width:100%;padding:6px;margin-bottom:6px;background:#222;color:#eee;border:1px solid #444;border-radius:3px;box-sizing:border-box}button{background:#2b7cff;border:none;font-weight:600}button:hover{background:#1f63cc}#length-counts,#word-list,#search-results{font-size:12px;border:1px solid #333;padding:6px;border-radius:3px;background:#111;max-height:180px;overflow-y:auto}.len-row,.word-item{padding:2px 0;border-bottom:1px solid #222}.word-item:hover{background:#222;cursor:pointer}table.heatmap td{width:8px;height:8px}.bar-row{display:flex;align-items:center;margin:2px 0}.bar-label{width:40px;font-size:12px}.bar{height:10px;background:#2b7cff}