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8px;border-radius:6px;cursor:pointer;transition:all .15s}.hud-btn:hover:not(:disabled){background:var(--primary);border-color:var(--primary);color:#fff}.hud-btn:disabled{opacity:.35;cursor:not-allowed}.hud-page-cluster{flex-shrink:0}.hud-page-box{display:inline-flex;align-items:center;gap:6px;background:rgba(var(--overlay),.05);border:1px solid var(--border);border-radius:6px;padding:3px 8px;font-size:.76rem;font-weight:600;color:var(--text);white-space:nowrap;flex-shrink:0}.hud-page-box:focus-within{border-color:var(--primary);box-shadow:0 0 0 2px rgba(var(--primary-rgb),.2)}.hud-page-label{color:var(--muted);font-size:.72rem;font-weight:600;white-space:nowrap;-webkit-user-select:none;user-select:none}.hud-page-total{color:var(--muted);font-size:.74rem;font-weight:600;white-space:nowrap;-webkit-user-select:none;user-select:none}input.hud-page-input,.hud-page-box input[type=text].hud-page-input{width:38px!important;min-width:38px;max-width:48px;height:22px;line-height:22px;background:var(--input-bg);border:1px solid var(--border);border-radius:4px;text-align:center;font-size:.78rem;font-weight:700;color:var(--fg-primary-soft);outline:none;padding:0 2px!important;box-sizing:border-box;flex:0 0 auto}input.hud-page-input:focus,.hud-page-box input[type=text].hud-page-input:focus{border-color:var(--primary)}.hud-view-toggle{display:flex;align-items:center;background:rgba(var(--overlay),.05);border:1px solid var(--border);border-radius:999px;padding:2px}.hud-view-btn{background:transparent;border:none;font-size:.72rem;font-weight:700;color:var(--muted);padding:3px 9px;border-radius:999px;cursor:pointer;transition:all .15s}.hud-view-btn:hover{color:var(--text)}.hud-view-btn.active{background:var(--panel);color:var(--fg-primary-soft);box-shadow:0 1px 3px #0003}.dual-pdf-compare-container{display:flex;flex:1;min-width:0;min-height:0;width:100%;height:100%;gap:12px}.dual-pdf-pane{flex:1 1 50%;min-width:0;display:flex;flex-direction:column;border:1px solid var(--border);border-radius:10px;background:var(--panel);overflow:hidden}.dual-pdf-target-header{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}.dual-pdf-target-info{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.target-clause-badge{background:rgba(var(--warning-rgb),.2);border:1px solid rgba(var(--warning-rgb),.45);color:var(--fg-warning-soft);font-size:.72rem;font-weight:800;padding:3px 8px;border-radius:6px}.dual-pdf-target-tabs{display:flex;gap:4px}.target-tab-btn{background:rgba(var(--overlay),.05);border:1px solid var(--border);color:var(--muted);font-size:.68rem;font-weight:600;padding:2px 7px;border-radius:4px;cursor:pointer}.target-tab-btn:hover{color:var(--text)}.target-tab-btn.active{background:var(--primary);border-color:var(--primary);color:#fff}.dual-pdf-target-actions{display:flex;align-items:center;gap:6px}.btn-sync-zoom.active{background:rgba(var(--primary-rgb),.2);border-color:var(--primary);color:var(--fg-primary-soft)}