.ci-calculator-container{--ci-primary: #0d9488;--ci-secondary: #14b8a6;--ci-accent: #2dd4bf;--ci-light: #ccfbf1;--ci-bg: #f0fdfa;--ci-text: #1f2937;--ci-text-light: #6b7280;--ci-success: #10b981;--ci-border: #e5e7eb;--ci-radius: 12px;--ci-shadow: 0 4px 6px -1px rgba(0,0,0,.1);--ci-shadow-lg: 0 10px 25px -5px rgba(0,0,0,.15);max-width:900px;margin:0 auto;font-family:system-ui,-apple-system,sans-serif}.ci-header{text-align:center;margin-bottom:2rem}.ci-title{font-size:2rem;font-weight:800;color:var(--ci-primary);margin:0 0 .5rem}.ci-description{color:var(--ci-text-light);font-size:1.1rem;margin:0}.ci-formula-container{background:linear-gradient(135deg,var(--ci-bg) 0%,var(--ci-light) 100%);border-radius:var(--ci-radius);padding:1.5rem;margin-bottom:1.5rem;border:1px solid var(--ci-border)}.ci-formula-title{font-size:1.1rem;font-weight:700;color:var(--ci-primary);margin:0 0 1rem;text-align:center}.ci-formula-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem}.ci-formula-card{background:#fff;border-radius:8px;padding:1rem;text-align:center;box-shadow:var(--ci-shadow)}.ci-formula-label{font-size:.85rem;font-weight:600;color:var(--ci-secondary);margin:0 0 .5rem}.ci-formula-math{font-size:.95rem;color:var(--ci-text);overflow-x:auto}.ci-frequency-section{margin-bottom:1.5rem}.ci-frequency-title{font-size:1rem;font-weight:600;color:var(--ci-text);margin:0 0 .75rem;text-align:center}.ci-frequency-grid{display:flex;flex-wrap:wrap;gap:.5rem;justify-content:center}.ci-frequency-btn{padding:.5rem 1rem;border:2px solid var(--ci-border);background:#fff;border-radius:8px;cursor:pointer;font-size:.85rem;font-weight:600;color:var(--ci-text);transition:all .2s ease}.ci-frequency-btn:hover{border-color:var(--ci-accent)}.ci-frequency-btn.active{border-color:var(--ci-primary);background:var(--ci-light);color:var(--ci-primary)}.ci-form{background:#fff;border-radius:var(--ci-radius);padding:1.5rem;box-shadow:var(--ci-shadow);margin-bottom:1.5rem}.ci-input-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem;margin-bottom:1.5rem}.ci-input-group{display:flex;flex-direction:column}.ci-label{font-size:.85rem;font-weight:600;color:var(--ci-text);margin-bottom:.5rem}.ci-input-wrapper{position:relative;display:flex;align-items:center}.ci-input-prefix{position:absolute;left:1rem;color:var(--ci-text-light);font-weight:600}.ci-input-suffix{position:absolute;right:1rem;color:var(--ci-text-light);font-weight:600}.ci-input{width:100%;padding:.75rem 1rem;border:2px solid var(--ci-border);border-radius:8px;font-size:1rem;transition:all .2s ease}.ci-input.with-prefix{padding-left:2rem}.ci-input.with-suffix{padding-right:2.5rem}.ci-input:focus{outline:none;border-color:var(--ci-primary);box-shadow:0 0 0 3px #0d94881a}.ci-button-group{display:flex;gap:1rem}.ci-calculate-btn{flex:1;padding:1rem;background:linear-gradient(135deg,var(--ci-primary),var(--ci-secondary));color:#fff;border:none;border-radius:10px;font-size:1rem;font-weight:700;cursor:pointer;transition:all .3s ease}.ci-calculate-btn:hover{transform:translateY(-2px);box-shadow:var(--ci-shadow-lg)}.ci-reset-btn{padding:1rem 1.5rem;background:var(--ci-border);color:var(--ci-text);border:none;border-radius:10px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s ease}.ci-reset-btn:hover{background:#d1d5db}.ci-results{background:linear-gradient(135deg,var(--ci-primary),var(--ci-secondary));border-radius:var(--ci-radius);padding:1.5rem;margin-bottom:2rem}.ci-results-title{color:#fff;font-size:1.25rem;font-weight:700;margin:0 0 1rem;text-align:center}.ci-results-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:.75rem;margin-bottom:1.5rem}.ci-result-card{background:#ffffff26;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:10px;padding:1rem;text-align:center}.ci-result-card.primary{background:#fffffff2;grid-column:span 2}.ci-result-card.primary .result-label,.ci-result-card.primary .result-value{color:var(--ci-primary)}.ci-result-card.primary .result-value{font-size:1.75rem}.ci-result-card.highlight{background:#ffffffe6}.ci-result-card.highlight .result-label,.ci-result-card.highlight .result-value{color:var(--ci-secondary)}.ci-result-card .result-label{display:block;font-size:.75rem;color:#ffffffe6;margin-bottom:.25rem;font-weight:500}.ci-result-card .result-value{display:block;font-size:1.25rem;font-weight:800;color:#fff}.ci-chart-container{background:#ffffff1a;border-radius:10px;padding:1rem}.ci-chart-title{color:#fff;font-size:.9rem;font-weight:600;margin:0 0 1rem;text-align:center}.ci-chart-bars{display:flex;height:40px;border-radius:8px;overflow:hidden}.chart-bar{display:flex;align-items:center;justify-content:center;min-width:50px;transition:all .3s ease}.chart-bar.principal{background:#0369a1}.chart-bar.contributions{background:#059669}.chart-bar.interest{background:#f59e0b}.bar-label{font-size:.7rem;color:#fff;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;padding:0 .5rem}.chart-legend{display:flex;justify-content:center;gap:1.5rem;margin-top:.75rem}.legend-item{display:flex;align-items:center;gap:.5rem;font-size:.75rem;color:#ffffffe6}.legend-color{width:12px;height:12px;border-radius:3px}.legend-color.principal{background:#0369a1}.legend-color.contributions{background:#059669}.legend-color.interest{background:#f59e0b}.ci-content{margin-top:2rem}.ci-content-section{margin-bottom:2.5rem}.ci-section-title{font-size:1.5rem;font-weight:700;color:var(--ci-primary);margin:0 0 1rem;padding-bottom:.5rem;border-bottom:3px solid var(--ci-light)}.ci-paragraph{color:var(--ci-text);line-height:1.7;margin:0 0 1rem}.ci-features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin:1.5rem 0}.ci-feature-card{background:var(--ci-bg);border-radius:10px;padding:1.25rem;text-align:center;border:1px solid var(--ci-border)}.ci-feature-card .feature-icon{font-size:2rem;display:block;margin-bottom:.5rem}.ci-feature-card .feature-title{font-size:1rem;font-weight:700;color:var(--ci-primary);margin:0 0 .5rem}.ci-feature-card .feature-desc{font-size:.85rem;color:var(--ci-text-light);margin:0}.ci-subsection{margin:1.5rem 0;padding:1.5rem;background:#fff;border-radius:10px;border:1px solid var(--ci-border)}.ci-subsection-title{font-size:1.1rem;font-weight:700;color:var(--ci-secondary);margin:0 0 1rem}.ci-steps-list{display:flex;flex-direction:column;gap:1rem}.ci-step-item{padding-left:1rem;border-left:3px solid var(--ci-accent)}.ci-step-item .step-label{font-weight:700;color:var(--ci-primary);display:block;margin-bottom:.25rem}.ci-step-item .step-desc{font-size:.9rem;color:var(--ci-text);margin:0;line-height:1.6}.ci-tips-grid{display:grid;gap:1rem;margin:1.5rem 0}.ci-tip-card{display:flex;gap:1rem;padding:1.25rem;background:#fff;border-radius:10px;border:1px solid var(--ci-border);box-shadow:var(--ci-shadow)}.ci-tip-card .tip-icon{font-size:1.5rem;flex-shrink:0}.ci-tip-card .tip-content{flex:1}.ci-tip-card .tip-title{font-size:1rem;font-weight:700;color:var(--ci-primary);margin:0 0 .5rem}.ci-tip-card .tip-text{font-size:.9rem;color:var(--ci-text);line-height:1.6;margin:0}.ci-table-wrapper{overflow-x:auto;margin:1.5rem 0;border-radius:10px;border:1px solid var(--ci-border)}.ci-table{width:100%;border-collapse:collapse;font-size:.9rem}.ci-table th{background:var(--ci-primary);color:#fff;padding:.75rem 1rem;text-align:left;font-weight:600}.ci-table td{padding:.75rem 1rem;border-bottom:1px solid var(--ci-border)}.ci-table tr:nth-child(2n){background:var(--ci-bg)}.ci-table tr:hover{background:var(--ci-light)}.ci-faqs{margin:1.5rem 0}.ci-faq{background:#fff;border:1px solid var(--ci-border);border-radius:10px;margin-bottom:.5rem;overflow:hidden}.ci-faq summary{padding:1rem 1.25rem;cursor:pointer;font-weight:600;color:var(--ci-text);list-style:none;display:flex;justify-content:space-between;align-items:center}.ci-faq summary::-webkit-details-marker{display:none}.ci-faq summary:after{content:"+";font-size:1.25rem;color:var(--ci-primary);font-weight:700}.ci-faq[open] summary:after{content:"−"}.ci-faq[open] summary{background:var(--ci-bg);border-bottom:1px solid var(--ci-border)}.ci-faq .faq-answer{padding:1rem 1.25rem;margin:0;color:var(--ci-text);line-height:1.6}@media (max-width: 640px){.ci-title{font-size:1.5rem}.ci-formula-grid{grid-template-columns:1fr}.ci-result-card.primary{grid-column:span 1}.ci-button-group{flex-direction:column}.ci-results-grid{grid-template-columns:repeat(2,1fr)}}