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2}.insights-list{display:block;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:15px}.insight-card{margin-top:10px;display:flex;gap:10px}.insight-icon{font-size:1.2rem;flex-shrink:0}.insight-content{flex-grow:1}.insight-content h4{margin:0 0 5px}.insight-content p{margin:0;font-size:.9rem;color:var(--text-light)}.no-insights{text-align:center;padding:20px;color:var(--text-light);font-style:italic}.tooltip{position:relative;display:inline-block;border-bottom:1px dotted #4cc9f0;cursor:help}.tooltip .tooltiptext{visibility:hidden;width:200px;background-color:#000c;color:#fff;text-align:center;border-radius:6px;padding:10px;position:absolute;z-index:1;bottom:125%;left:50%;transform:translate(-50%);opacity:0;transition:opacity .3s}.tooltip:hover .tooltiptext{visibility:visible;opacity:1}#donate{text-align:center;margin:40px 0;padding:20px;background:#0003;border-radius:10px;box-shadow:0 8px 32px #0003}#donate h2{font-size:2rem;color:#4cc9f0;margin-bottom:15px}#donate p{font-size:1rem;color:var(--text-light);margin-bottom:20px;line-height:1.6}.donate-button{display:inline-block;padding:12px 25px;background:linear-gradient(90deg,#4caf50,#2ecc71);color:#fff;text-decoration:none;font-size:1rem;font-weight:700;border-radius:8px;transition:all .3s ease;box-shadow:0 4px 10px #0003}.donate-button:hover{background:linear-gradient(90deg,#45a049,#27ae60);box-shadow:0 6px 15px #0000004d;transform:translateY(-2px)}.highlight{background:#4cc9f033;padding:2px 5px;border-radius:3px;border-left:3px solid #4cc9f0}.analytics-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px}.spinner{width:50px;height:50px;position:relative;margin-bottom:20px}.spinner-sector{position:absolute;width:100%;height:100%;border-radius:50%;border:5px solid transparent;mix-blend-mode:overlay;animation:rotate 1.5s ease-in-out infinite}.spinner-primary{border-top-color:#4361ee;animation-delay:.1s}.spinner-secondary{border-top-color:#3a0ca3;animation-delay:.2s}.spinner-tertiary{border-top-color:#f72585;animation-delay:.3s}.analytics-error{text-align:center;padding:40px}.error-icon{font-size:3rem;margin-bottom:20px}.retry-btn{background:var(--accent);border:none;color:#fff;padding:8px 20px;border-radius:5px;cursor:pointer;margin-top:20px;transition:all .3s ease}.retry-btn:hover{background:#d42a6b}.calculation-steps{background:#0003;padding:15px;border-radius:8px;margin:20px 0}.step{margin-bottom:10px;padding-left:20px;position:relative}.step:before{content:"→";position:absolute;left:0;color:#f72585}.formula{font-family:Courier New,monospace;background:#0000004d;padding:2px 5px;border-radius:3px;color:#4cc9f0}@keyframes rotate{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (min-width: 760px){.insights-list{grid-template-columns:min-content}.insight-card,.chart-stats{display:block}}