.toolbar{height:42px;background:var(--surface);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 12px;gap:4px;flex-shrink:0}.toolbar-group{display:flex;align-items:center;gap:2px;padding:0 6px;border-right:1px solid var(--border)}.toolbar-group:last-child{border-right:none}.tb-btn{height:28px;padding:0 8px;border-radius:5px;border:1px solid transparent;background:var(--surface2);color:var(--text,#cdd1e0);font-size:11px;font-family:"DM Sans",sans-serif;cursor:pointer;display:flex;align-items:center;gap:5px;transition:all 0.15s;white-space:nowrap}.tb-btn:hover{background:var(--surface3);border-color:var(--border2);color:#fff}.tb-btn.primary{background:var(--accent);color:#0e0f14;font-weight:600;padding:0 14px}.tb-btn.primary:hover{background:#4dd4a0}.tb-btn.primary .dot{width:6px;height:6px;border-radius:50%;background:#0e0f14;opacity:0.5}.tb-btn.primary.compiling .dot{animation:tbPulse 0.8s infinite}@keyframes tbPulse{0%,100%{opacity:0.3}50%{opacity:1}}.tb-btn:disabled{opacity:0.4;cursor:not-allowed}.tb-btn:disabled:hover{background:none;color:var(--text2)}.tb-select{height:28px;padding:0 8px;border-radius:5px;border:1px solid var(--border);background:var(--surface2);color:var(--text2);font-size:11px;font-family:"DM Sans",sans-serif;cursor:pointer;outline:none}.tb-select option{background:var(--surface);color:var(--text)}.tb-btn.primary.dirty{animation:dirtyPulse 2s ease-in-out infinite}@keyframes dirtyPulse{0%,100%{background:var(--accent)}50%{background:#5cc9a0}}.tb-shortcut{font-size:9px;color:var(--text3);padding:2px 6px;border:1px solid var(--border);border-radius:3px;font-family:"JetBrains Mono",monospace;white-space:nowrap}.compile-status{font-size:11px;padding:3px 10px;border-radius:4px;font-weight:500;margin-left:8px}.compile-status.done{color:var(--accent);background:rgba(110,231,183,0.08)}.compile-status.error{color:var(--error);background:rgba(248,113,113,0.08)}.compile-status.compiling{color:var(--accent2);background:rgba(129,140,248,0.08)}.ai-group{border-left:1px solid var(--border);border-right:none!important;margin-left:auto;padding-left:8px}.ai-group .tb-btn{background:rgba(129,140,248,0.08);border:1px solid rgba(129,140,248,0.2);color:var(--accent2,#818cf8);font-weight:500}.ai-group .tb-btn:hover{background:rgba(129,140,248,0.18);border-color:rgba(129,140,248,0.4);color:#a5b4fc}.ai-group .ai-btn{background:linear-gradient(135deg,rgba(99,102,241,0.12),rgba(139,92,246,0.12));border-color:rgba(99,102,241,0.3)}.ai-group .ai-btn:hover{background:linear-gradient(135deg,rgba(99,102,241,0.22),rgba(139,92,246,0.22));border-color:rgba(99,102,241,0.5)}#btn-img-to-latex{background:rgba(16,185,129,0.08);border:1px solid rgba(16,185,129,0.2);color:var(--accent,#6ee7b7)}#btn-img-to-latex:hover{background:rgba(16,185,129,0.18);border-color:rgba(16,185,129,0.4);color:#a7f3d0}[data-theme="light"] .ai-group .tb-btn{background:rgba(99,102,241,0.06);border:1px solid rgba(99,102,241,0.15);color:#6366f1}[data-theme="light"] .ai-group .tb-btn:hover{background:rgba(99,102,241,0.12);border-color:rgba(99,102,241,0.3)}[data-theme="light"] #btn-img-to-latex{background:rgba(5,150,105,0.06);border:1px solid rgba(5,150,105,0.15);color:#059669}[data-theme="light"] #btn-img-to-latex:hover{background:rgba(5,150,105,0.12);border-color:rgba(5,150,105,0.3)}