:root{--poly-tool:#0d9488;--poly-tool-dark:#0f766e;--poly-gradient:linear-gradient(135deg,#0d9488 0%,#14b8a6 100%);--poly-light:#ccfbf1}[data-theme="dark"]{--poly-light:rgba(13,148,136,0.15)}.poly-mode-toggle{display:flex;flex-wrap:wrap;border:1.5px solid var(--border);border-radius:0.5rem;overflow:hidden;margin-bottom:1rem}.poly-mode-btn{flex:1 1 auto;min-width:0;padding:0.5rem 0.25rem;font-weight:600;font-size:0.625rem;border:none;cursor:pointer;background:var(--bg-secondary);color:var(--text-secondary);transition:all 0.15s;font-family:var(--font-sans);text-align:center;white-space:nowrap}.poly-mode-btn.active{background:var(--poly-gradient);color:#fff}.poly-mode-btn:hover:not(.active){background:var(--bg-tertiary)}[data-theme="dark"] .poly-mode-btn{background:var(--bg-tertiary)}[data-theme="dark"] .poly-mode-btn.active{background:var(--poly-gradient);color:#fff}.poly-input-group{margin-bottom:0.75rem}.poly-input-label{display:block;font-size:0.6875rem;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:0.05em;margin-bottom:0.25rem}.poly-input-text{width:100%;padding:0.625rem 0.75rem;font-size:0.9375rem;font-family:var(--font-mono);border:1.5px solid var(--border);border-radius:0.375rem;background:var(--bg-primary);color:var(--text-primary);transition:border-color 0.15s;letter-spacing:-0.02em;resize:vertical;min-height:40px}.poly-input-text:focus{outline:none;border-color:var(--poly-tool);box-shadow:0 0 0 2px rgba(13,148,136,0.1)}.poly-input-small{width:100%;padding:0.5rem 0.75rem;font-size:0.875rem;font-family:var(--font-mono);border:1.5px solid var(--border);border-radius:0.375rem;background:var(--bg-primary);color:var(--text-primary);transition:border-color 0.15s}.poly-input-small:focus{outline:none;border-color:var(--poly-tool);box-shadow:0 0 0 2px rgba(13,148,136,0.1)}.poly-preview{min-height:2.5rem;padding:0.5rem 0.75rem;border:1.5px dashed var(--border);border-radius:0.5rem;background:var(--bg-secondary);font-size:1rem;display:flex;align-items:center;justify-content:center;overflow-x:auto}.poly-preview .katex{font-size:1em;max-width:100%}.poly-preview .katex-display{margin:0;overflow-x:auto;overflow-y:hidden}[data-theme="dark"] .poly-preview{background:var(--bg-tertiary);border-color:var(--border)}.poly-output-tabs{display:flex;border:1.5px solid var(--border);border-radius:0.5rem;overflow:hidden}.poly-output-tab{flex:1;padding:0.5rem;font-weight:600;font-size:0.8125rem;border:none;cursor:pointer;background:var(--bg-secondary);color:var(--text-secondary);transition:all 0.15s;font-family:var(--font-sans);text-align:center}.poly-output-tab.active{background:var(--poly-gradient);color:#fff}.poly-output-tab:hover:not(.active){background:var(--bg-tertiary)}[data-theme="dark"] .poly-output-tab{background:var(--bg-tertiary)}[data-theme="dark"] .poly-output-tab.active{background:var(--poly-gradient);color:#fff}.poly-panel{display:none;flex:1;min-height:0}.poly-panel.active{display:flex;flex-direction:column}.poly-step{display:flex;gap:0.75rem;padding:0.75rem;margin:0.5rem 0;background:var(--bg-secondary);border-radius:0.5rem;border-left:3px solid var(--poly-tool);transition:background 0.15s}.poly-step:hover{background:var(--bg-tertiary)}.poly-step-number{width:1.5rem;height:1.5rem;border-radius:50%;background:var(--poly-gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-size:0.6875rem;font-weight:700;flex-shrink:0;margin-top:0.125rem}.poly-step-content{flex:1;min-width:0;max-width:100%;overflow:hidden}.poly-step-desc{font-size:0.8125rem;font-weight:500;color:var(--text-primary);margin-bottom:0.375rem}.poly-step-math{overflow-x:auto;overflow-y:hidden;padding:0.25rem 0;max-width:100%}.poly-step-math .katex-display{margin:0;overflow-x:auto;overflow-y:hidden;max-width:100%}.poly-step-math .katex{font-size:0.9em;max-width:100%}[data-theme="dark"] .poly-step{background:var(--bg-tertiary)}.poly-result-badge{display:inline-block;background:var(--poly-gradient);color:#fff;padding:0.2rem 0.625rem;border-radius:0.75rem;font-size:0.6875rem;font-weight:600;margin-right:0.375rem;margin-bottom:0.375rem}.tool-output-column{min-width:0}.tool-result-card{min-width:0;overflow:hidden}#poly-result-content{min-width:0;overflow-x:auto;overflow-y:auto}.poly-result-section{padding:1rem}.poly-result-label{font-size:0.75rem;font-weight:600;text-transform:uppercase;letter-spacing:0.05em;color:var(--text-muted);margin-bottom:0.25rem;margin-top:0.75rem}.poly-result-math{font-size:1.2rem;padding:0.75rem 0;overflow-x:auto;max-width:100%}.poly-result-math .katex-display{margin:0;overflow-x:auto;overflow-y:hidden;max-width:100%}.poly-result-math .katex{max-width:100%}.poly-result-detail{background:var(--bg-secondary);border:1px solid var(--border);border-radius:0.375rem;padding:0.75rem 1rem;margin-top:0.5rem;font-size:0.8125rem;color:var(--text-secondary)}[data-theme="dark"] .poly-result-detail{background:var(--bg-tertiary);border-color:var(--border)}.poly-steps-btn{display:inline-flex;align-items:center;gap:0.375rem;padding:0.5rem 1rem;font-size:0.8125rem;font-weight:600;font-family:var(--font-sans);border:1.5px solid var(--poly-tool);border-radius:9999px;background:transparent;color:var(--poly-tool);cursor:pointer;transition:all 0.15s;margin-top:0.75rem}.poly-steps-btn:hover{background:var(--poly-tool);color:#fff}.poly-steps-btn.loading{opacity:0.7;pointer-events:none}.poly-steps-container{margin-top:1rem;border:1px solid var(--border);border-radius:0.5rem;overflow:hidden}.poly-steps-header{display:flex;align-items:center;gap:0.5rem;padding:0.625rem 1rem;background:var(--poly-light);border-bottom:1px solid var(--border);font-size:0.8125rem;font-weight:600;color:var(--poly-tool)}[data-theme="dark"] .poly-steps-container{border-color:var(--border)}[data-theme="dark"] .poly-steps-header{background:var(--poly-light);border-bottom-color:var(--border)}.poly-error{background:#fef3c7;border:1px solid #fbbf24;border-radius:0.5rem;padding:1.25rem;color:#92400e}.poly-error h4{margin:0 0 0.5rem;font-size:0.9375rem;font-weight:700}.poly-error p{margin:0;font-size:0.8125rem;line-height:1.6}[data-theme="dark"] .poly-error{background:rgba(251,191,36,0.15);border-color:rgba(251,191,36,0.3);color:#fbbf24}.poly-examples{display:flex;flex-wrap:wrap;gap:0.375rem}.poly-example-chip{padding:0.3rem 0.625rem;font-size:0.6875rem;font-weight:500;border-radius:2rem;border:1px solid var(--border);background:var(--bg-secondary);color:var(--text-secondary);cursor:pointer;transition:all 0.15s;font-family:var(--font-mono)}.poly-example-chip:hover{background:var(--poly-light);color:var(--poly-tool);border-color:var(--poly-tool)}[data-theme="dark"] .poly-example-chip{background:var(--bg-tertiary);border-color:var(--border);color:var(--text-secondary)}[data-theme="dark"] .poly-example-chip:hover{background:var(--poly-light);color:var(--poly-tool)}.poly-edu-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:0.75rem;margin:1rem 0}.poly-edu-card{padding:1rem;background:var(--bg-secondary);border-radius:0.5rem;border-left:3px solid var(--poly-tool)}.poly-edu-card h4{font-size:0.875rem;font-weight:600;color:var(--text-primary);margin:0 0 0.375rem}.poly-edu-card p{font-size:0.8125rem;color:var(--text-secondary);margin:0;line-height:1.6}[data-theme="dark"] .poly-edu-card{background:var(--bg-tertiary)}.poly-ops-table{width:100%;border-collapse:collapse;font-size:0.8125rem;margin-top:0.75rem}.poly-ops-table th,.poly-ops-table td{padding:0.5rem 0.75rem;text-align:left;border-bottom:1px solid var(--border)}.poly-ops-table th{font-weight:600;color:var(--text-primary);background:var(--bg-secondary)}.poly-ops-table td{color:var(--text-secondary);font-family:var(--font-mono);font-size:0.75rem}[data-theme="dark"] .poly-ops-table th{background:var(--bg-tertiary)}@keyframes poly-spin{to{transform:rotate(360deg)}}.poly-spinner{width:14px;height:14px;border:2px solid var(--border);border-top-color:var(--poly-tool);border-radius:50%;animation:poly-spin 0.6s linear infinite;display:inline-block}.poly-sep{border:none;border-top:1px solid var(--border);margin:0.75rem 0}.poly-anim{opacity:0;transform:translateY(1rem);transition:opacity 0.5s ease,transform 0.5s ease}.poly-anim.poly-visible{opacity:1;transform:translateY(0)}.poly-anim-d1{transition-delay:0.1s}.poly-anim-d2{transition-delay:0.2s}.poly-anim-d3{transition-delay:0.3s}.poly-anim-d4{transition-delay:0.4s}@media (prefers-reduced-motion:reduce){.poly-anim{opacity:1;transform:none;transition:none}}#poly-graph-container{width:100%;min-height:440px;border-radius:0.5rem}@media (max-width:640px){.poly-mode-toggle{flex-wrap:wrap}.poly-mode-btn{flex:1 1 calc(25% - 1px);font-size:0.5625rem;padding:0.4rem 0.125rem}.poly-edu-grid{grid-template-columns:1fr}.poly-result-math{font-size:1rem}.poly-step-math .katex{font-size:0.8em}.poly-preview .katex{font-size:0.85em}}