.breakeven-calculator{--breakeven-primary: #0d9488;--breakeven-primary-dark: #0f766e;--breakeven-secondary: #14b8a6;--breakeven-accent: #2dd4bf;--breakeven-bg: #f0fdfa;--breakeven-card-bg: #ffffff;--breakeven-text: #1e293b;--breakeven-text-muted: #64748b;--breakeven-border: #99f6e4;--breakeven-shadow: 0 4px 20px rgba(13, 148, 136, .12);max-width:900px;margin:0 auto;font-family:system-ui,-apple-system,sans-serif}.breakeven-header{text-align:center;margin-bottom:2rem}.breakeven-title{font-size:2rem;font-weight:800;color:var(--breakeven-primary);margin:0 0 .5rem}.breakeven-description{color:var(--breakeven-text-muted);font-size:1.1rem;margin:0}.breakeven-formula-container{background:linear-gradient(135deg,var(--breakeven-bg) 0%,#ccfbf1 100%);border-radius:16px;padding:1.5rem;margin-bottom:2rem;border:1px solid var(--breakeven-border)}.breakeven-formula-title{font-size:1.1rem;font-weight:700;color:var(--breakeven-primary);margin:0 0 1rem;text-align:center}.breakeven-formula-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem}.breakeven-formula-card{background:var(--breakeven-card-bg);border-radius:12px;padding:1rem;text-align:center;box-shadow:0 2px 8px #0000000f}.breakeven-formula-label{display:block;font-size:.85rem;font-weight:600;color:var(--breakeven-text-muted);margin-bottom:.5rem}.breakeven-formula-math{font-size:.9rem;color:var(--breakeven-text);overflow-x:auto;padding:.25rem 0}.breakeven-form-container{background:var(--breakeven-card-bg);border-radius:16px;padding:1.5rem;box-shadow:var(--breakeven-shadow);margin-bottom:2rem}.breakeven-form{display:flex;flex-direction:column;gap:1.25rem}.breakeven-input-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.breakeven-input-group{display:flex;flex-direction:column;gap:.5rem}.breakeven-label{font-weight:600;font-size:.9rem;color:var(--breakeven-text)}.breakeven-input-wrapper{position:relative;display:flex;align-items:center}.breakeven-input-prefix{position:absolute;left:1rem;color:var(--breakeven-text-muted);font-weight:600}.breakeven-input{width:100%;padding:.875rem 1rem .875rem 2rem;border:2px solid var(--breakeven-border);border-radius:10px;font-size:1.1rem;transition:all .2s ease;background:var(--breakeven-bg)}.breakeven-input:focus{outline:none;border-color:var(--breakeven-primary);background:#fff;box-shadow:0 0 0 4px #0d94881a}.breakeven-buttons{display:flex;gap:1rem;margin-top:.5rem}.breakeven-btn{flex:1;padding:1rem;border:none;border-radius:10px;font-size:1rem;font-weight:700;cursor:pointer;transition:all .2s ease}.breakeven-btn-primary{background:linear-gradient(135deg,var(--breakeven-primary) 0%,var(--breakeven-secondary) 100%);color:#fff;box-shadow:0 4px 15px #0d94884d}.breakeven-btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #0d948866}.breakeven-btn-secondary{background:var(--breakeven-bg);color:var(--breakeven-text-muted);border:2px solid var(--breakeven-border)}.breakeven-btn-secondary:hover{border-color:var(--breakeven-primary);color:var(--breakeven-primary)}.breakeven-results{background:var(--breakeven-card-bg);border-radius:16px;padding:1.5rem;box-shadow:var(--breakeven-shadow);margin-bottom:2rem}.breakeven-results-title{font-size:1.25rem;font-weight:700;color:var(--breakeven-primary);margin:0 0 1.5rem;text-align:center}.breakeven-results-main{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-bottom:1.5rem}.breakeven-result-hero{background:linear-gradient(135deg,var(--breakeven-primary) 0%,var(--breakeven-secondary) 100%);border-radius:16px;padding:1.5rem;text-align:center;color:#fff}.breakeven-result-revenue{background:linear-gradient(135deg,#3b82f6,#2563eb)}.breakeven-result-hero-label{display:block;font-size:.85rem;font-weight:600;opacity:.9;margin-bottom:.5rem}.breakeven-result-hero-value{display:block;font-size:2.5rem;font-weight:800}.breakeven-result-hero-sub{display:block;font-size:.9rem;opacity:.9;margin-top:.25rem}.breakeven-results-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-bottom:1.5rem}.breakeven-result-card{background:var(--breakeven-bg);border-radius:12px;padding:1.25rem;text-align:center}.breakeven-result-label{display:block;font-size:.8rem;font-weight:600;color:var(--breakeven-text-muted);margin-bottom:.5rem}.breakeven-result-value{display:block;font-size:1.5rem;font-weight:800;color:var(--breakeven-primary)}.breakeven-result-sub{display:block;font-size:.8rem;color:var(--breakeven-text-muted);margin-top:.25rem}.breakeven-profit-section{background:#fef3c7;border-radius:12px;padding:1.25rem}.breakeven-profit-title{font-size:1rem;font-weight:700;color:#92400e;margin:0 0 1rem;text-align:center}.breakeven-profit-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.breakeven-profit-card{background:#fff;border-radius:8px;padding:1rem;text-align:center}.breakeven-profit-label{display:block;font-size:.8rem;font-weight:600;color:var(--breakeven-text-muted);margin-bottom:.25rem}.breakeven-profit-value{display:block;font-size:1.25rem;font-weight:800;color:#92400e}.breakeven-content{margin-top:3rem}.breakeven-content-section{margin-bottom:2.5rem}.breakeven-content-title{font-size:1.5rem;font-weight:700;color:var(--breakeven-text);margin:0 0 1rem;padding-bottom:.5rem;border-bottom:3px solid var(--breakeven-primary)}.breakeven-content-text{color:var(--breakeven-text-muted);line-height:1.7;margin:0 0 1rem}.breakeven-features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-top:1.5rem}.breakeven-feature-card{background:var(--breakeven-bg);border-radius:12px;padding:1.25rem;text-align:center}.breakeven-feature-icon{font-size:2rem;display:block;margin-bottom:.75rem}.breakeven-feature-title{font-size:1rem;font-weight:700;color:var(--breakeven-text);margin:0 0 .5rem}.breakeven-feature-desc{font-size:.85rem;color:var(--breakeven-text-muted);margin:0;line-height:1.5}.breakeven-table-wrapper{overflow-x:auto;margin:1.5rem 0;border-radius:12px;box-shadow:var(--breakeven-shadow)}.breakeven-table{width:100%;border-collapse:collapse;background:#fff;font-size:.9rem}.breakeven-table th{background:var(--breakeven-primary);color:#fff;padding:1rem;text-align:left;font-weight:600}.breakeven-table td{padding:.875rem 1rem;border-bottom:1px solid var(--breakeven-border)}.breakeven-table tr:hover{background:var(--breakeven-bg)}.breakeven-table-first{font-weight:700;color:var(--breakeven-primary)}.breakeven-tips-grid{display:grid;gap:1rem;margin-top:1.5rem}.breakeven-tip-card{display:flex;gap:1rem;background:var(--breakeven-card-bg);border-radius:12px;padding:1.25rem;box-shadow:0 2px 8px #0000000f;border-left:4px solid var(--breakeven-primary)}.breakeven-tip-icon{font-size:1.5rem;flex-shrink:0}.breakeven-tip-content{flex:1}.breakeven-tip-title{font-size:1rem;font-weight:700;color:var(--breakeven-text);margin:0 0 .5rem}.breakeven-tip-text{font-size:.9rem;color:var(--breakeven-text-muted);margin:0;line-height:1.6}.breakeven-faqs{display:flex;flex-direction:column;gap:1rem;margin-top:1.5rem}.breakeven-faq-item{background:var(--breakeven-card-bg);border-radius:12px;padding:1.25rem;box-shadow:0 2px 8px #0000000f}.breakeven-faq-question{font-size:1rem;font-weight:700;color:var(--breakeven-primary);margin:0 0 .75rem}.breakeven-faq-answer{font-size:.9rem;color:var(--breakeven-text-muted);margin:0;line-height:1.6}@media (max-width: 768px){.breakeven-title{font-size:1.5rem}.breakeven-formula-grid,.breakeven-input-row,.breakeven-results-main,.breakeven-results-grid,.breakeven-profit-grid,.breakeven-features-grid{grid-template-columns:1fr}}