:root{--nac-primary:#0072ce;--nac-primary-deep:#005fa3;--nac-secondary:#00a86b;--nac-secondary-light:#e6f0ff;--nac-danger:#e74c3c;--nac-bg:#f7f9fb;--nac-white:#ffffff;--nac-text:#26282c;--nac-border:#d8dce2;--nac-radius:8px;--nac-spacing:1.5rem;--nac-gap:0.6rem;--nac-text-muted:#6b7280;--nac-text-light:#9ca3af;--nac-surface:#ffffff;--nac-surface-alt:#f3f6fa;--nac-primary-bg:#eff6ff;--nac-success-bg:#ecfdf5;--nac-warning-bg:#fffbeb;--nac-danger-bg:#fef2f2;--nac-shadow-sm:0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.04);--nac-shadow-md:0 4px 16px rgba(0, 0, 0, 0.08), 0 2px 6px rgba(0, 0, 0, 0.05);--nac-shadow-lg:0 10px 40px rgba(0, 0, 0, 0.1), 0 4px 14px rgba(0, 0, 0, 0.06);--nac-transition:0.18s ease}.nac-header{padding:2.5rem 1rem;border:1px solid var(--nac-border);border-radius:var(--nac-radius);margin-bottom:1rem;box-shadow:var(--nac-shadow-sm)}.nac-header-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.75rem}.nac-logo{display:flex;align-items:center;gap:.75rem}.nac-logo-icon{width:36px;height:36px;flex-shrink:0}.nac-logo-text{display:flex;flex-direction:column;line-height:1.2}.nac-logo-title{font-size:clamp(1.6rem, 5vw, 2.25rem)!important;font-weight:700;color:var(--nac-primary)!important}.nac-logo-sub{font-size:0.85rem!important;color:var(--nac-text-muted)!important;font-weight:400;letter-spacing:.01em}.nac-header-badge{display:flex;align-items:center;gap:.4rem;font-size:0.75rem!important;font-weight:500;color:var(--nac-secondary)!important;background:var(--nac-success-bg)!important;border:1px solid #a7f3d0;padding:.35rem .8rem;border-radius:100px}.nac-intro{background:var(--nac-primary-bg)!important;border:1px solid #bfdbfe;border-left:3px solid var(--nac-primary);border-radius:var(--nac-radius);padding:.9rem 1.1rem;margin-bottom:1rem}.nac-intro p{font-size:0.875rem!important;color:var(--nac-primary-deep)!important;line-height:1.55}.nac-calculator-grid{width:100%;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:1.5rem}.nac-inputs-panel{width:100%;display:flex;flex-direction:column;gap:1rem}.nac-section{width:100%;background:var(--nac-surface)!important;border:1px solid var(--nac-border);border-radius:var(--nac-radius);padding:1.25rem;box-shadow:var(--nac-shadow-sm);transition:box-shadow var(--nac-transition)}.nac-section:hover{box-shadow:var(--nac-shadow-md)}.nac-section-header{display:flex;align-items:flex-start;gap:.75rem;margin-bottom:1.1rem}.nac-section-num{font-size:0.7rem!important;font-weight:500;color:var(--nac-primary)!important;background:var(--nac-primary-bg)!important;border:1px solid #bfdbfe;padding:.2rem .45rem;border-radius:4px;flex-shrink:0;margin-top:2px;letter-spacing:.05em}.nac-section-title{font-size:1.1rem!important;font-weight:600;color:var(--nac-text)!important;line-height:1.3}.nac-section-desc{font-size:0.78rem!important;color:var(--nac-text-muted)!important;line-height:1.4;margin-top:.15rem}.nac-field-grid{display:grid;grid-template-columns:1fr 1fr;gap:.75rem 1rem}.nac-field--full{grid-column:1 / -1}.nac-field{display:flex;flex-direction:column;gap:.3rem}.nac-label{font-size:0.8rem!important;font-weight:600;color:var(--nac-text)!important;display:flex;align-items:center;gap:.4rem;flex-wrap:wrap}.nac-label-unit{font-size:0.7rem!important;font-weight:400;color:var(--nac-text-muted)!important}.nac-input-wrap{position:relative}.nac-input{width:100%;padding:.55rem .75rem;font-family:inherit;font-size:0.9rem!important;font-weight:400;color:var(--nac-text)!important;background:var(--nac-surface)!important;border:1.5px solid var(--nac-border)!important;border-radius:var(--nac-radius);outline:none;transition:border-color var(--nac-transition),box-shadow var(--nac-transition);-webkit-appearance:none;appearance:none}.nac-input:focus{border-color:var(--nac-primary);box-shadow:0 0 0 3px rgb(0 114 206 / .12)}.nac-input::placeholder{color:var(--nac-text-light)!important}.nac-input.nac-input--error{border-color:var(--nac-danger);box-shadow:0 0 0 3px rgb(231 76 60 / .1)}.nac-select{width:100%;padding:.55rem 2rem .55rem .75rem;font-family:inherit;font-size:0.85rem!important;color:var(--nac-text)!important;background:var(--nac-surface) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none'%3E%3Cpath d='M6 9l6 6 6-6' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat right .6rem center / 16px;border:1.5px solid var(--nac-border)!important;border-radius:var(--nac-radius);outline:none;-webkit-appearance:none;appearance:none;cursor:pointer;transition:border-color var(--nac-transition),box-shadow var(--nac-transition)}.nac-select:focus{border-color:var(--nac-primary)!important;box-shadow:0 0 0 3px rgb(0 114 206 / .12)}.nac-field-hint{font-size:0.71rem!important;color:var(--nac-text-muted)!important;line-height:1.3}.nac-field-error{font-size:0.72rem!important;color:var(--nac-danger)!important;font-weight:500;min-height:1em;line-height:1.3}.nac-btn-calculate{display:flex;align-items:center;justify-content:center;gap:.65rem;width:100%;padding:.9rem 1.5rem;font-family:inherit;font-size:1rem;font-weight:600;color:var(--nac-white)!important;background:var(--nac-primary)!important;border:none;border-radius:var(--nac-radius);cursor:pointer;transition:background var(--nac-transition),transform var(--nac-transition),box-shadow var(--nac-transition);box-shadow:0 3px 12px rgb(0 114 206 / .3);letter-spacing:.01em}.nac-btn-calculate:hover{background:var(--nac-primary-deep)!important;transform:translateY(-1px);box-shadow:0 6px 20px rgb(0 114 206 / .35)}.nac-btn-calculate:active{transform:translateY(0);box-shadow:0 2px 8px rgb(0 114 206 / .25)}.nac-btn-calculate:focus-visible{outline:3px solid var(--nac-primary);outline-offset:2px}.nac-results-panel{width:100%}.nac-empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:4rem 2rem;background:var(--nac-surface)!important;border:2px dashed var(--nac-border);border-radius:var(--nac-radius);gap:.9rem}.nac-empty-icon{opacity:.5}.nac-empty-title{font-size:1.05rem!important;font-weight:600;color:var(--nac-text-muted)!important}.nac-empty-sub{font-size:0.82rem!important;color:var(--nac-text-light)!important;max-width:260px;line-height:1.5}.nac-result-card{background:var(--nac-surface)!important;border:1px solid var(--nac-border);border-radius:var(--nac-radius);box-shadow:var(--nac-shadow-sm);overflow:hidden;animation:nacFadeIn 0.35s ease}@keyframes nacFadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.nac-result-top{padding:1.25rem 1.4rem .8rem;background:linear-gradient(135deg,#eff6ff 0%,#f0fdf4 100%);border-bottom:1px solid var(--nac-border);display:flex;align-items:center;gap:.75rem;flex-wrap:wrap}.nac-result-crop-badge{font-size:0.73rem!important;font-weight:600;color:var(--nac-primary)!important;background:var(--nac-white)!important;border:1px solid #bfdbfe;padding:.2rem .7rem;border-radius:100px;letter-spacing:.04em}.nac-result-heading{font-size:1.05rem!important;font-weight:700;color:var(--nac-text)!important}.nac-primary-result{padding:1.25rem 1.4rem;background:var(--nac-primary-bg)!important;border-bottom:1px solid var(--nac-border)}.nac-primary-result-main{display:grid;grid-template-columns:1fr auto 1fr;gap:1rem;align-items:center;margin-bottom:1rem}.nac-result-value-group{display:flex;flex-direction:column;gap:.2rem}.nac-result-label{font-size:0.72rem!important;font-weight:600;color:var(--nac-text-muted)!important;text-transform:uppercase;letter-spacing:.06em}.nac-result-number{display:flex;align-items:baseline;gap:.35rem}.nac-result-num{font-size:2.2rem!important;font-weight:700;color:var(--nac-primary)!important;letter-spacing:-.03em;line-height:1}.nac-result-number--secondary .nac-result-num{font-size:1.8rem!important;color:var(--nac-text)!important}.nac-result-num-unit{font-size:.78rem;color:var(--nac-text-muted)!important;font-weight:500}.nac-result-divider{width:1px;height:48px;background:var(--nac-border)!important}.nac-rate-indicator{margin-top:.25rem}.nac-rate-bar-wrap{height:8px;background:linear-gradient(90deg,#22c55e 0%,#0072ce 40%,#f59e0b 75%,#e74c3c 100%);border-radius:100px;position:relative;overflow:visible;margin-bottom:.3rem}.nac-rate-bar{position:absolute;top:50%;transform:translate(-50%,-50%);width:14px;height:14px;background:white!important;border:2.5px solid var(--nac-primary);border-radius:50%;box-shadow:0 1px 4px rgb(0 0 0 / .2);transition:left 0.6s cubic-bezier(.4,0,.2,1);left:50%}.nac-rate-labels{display:flex;justify-content:space-between;font-size:0.65rem!important;color:var(--nac-text-muted)!important;font-weight:500}.nac-rate-status{font-size:0.78rem!important;font-weight:600;margin-top:.4rem;text-align:center}.nac-breakdown,.nac-field-totals,.nac-eonr-section,.nac-notes-section{padding:1.1rem 1.4rem;border-bottom:1px solid var(--nac-border)}.nac-breakdown-title{font-size:0.8rem!important;font-weight:700;color:var(--nac-text-muted)!important;text-transform:uppercase;letter-spacing:.07em;margin-bottom:.75rem}.nac-breakdown-table{display:flex;flex-direction:column;gap:.35rem}.nac-breakdown-row{display:flex;align-items:center;justify-content:space-between;gap:.5rem;padding:.45rem .7rem;border-radius:var(--nac-radius);font-size:0.82rem!important}.nac-breakdown-row--positive{background:var(--nac-surface-alt)!important}.nac-breakdown-row--negative{background:var(--nac-success-bg)!important}.nac-breakdown-row--total{background:var(--nac-primary-bg)!important;border:1px solid #bfdbfe;font-weight:700}.nac-breakdown-row-label{color:var(--nac-text-muted)!important;flex:1}.nac-breakdown-row--total .nac-breakdown-row-label{color:var(--nac-text)!important}.nac-breakdown-row-value{font-size:0.85rem!important;font-weight:600;color:var(--nac-text)!important;white-space:nowrap}.nac-breakdown-row--negative .nac-breakdown-row-value{color:var(--nac-secondary)!important}.nac-breakdown-row--total .nac-breakdown-row-value{color:var(--nac-primary)!important;font-size:0.9rem!important}.nac-totals-grid{display:grid;grid-template-columns:1fr 1fr;gap:.5rem}.nac-total-item{background:var(--nac-surface-alt)!important;border:1px solid var(--nac-border);border-radius:var(--nac-radius);padding:.6rem .75rem}.nac-total-item-label{font-size:0.7rem!important;color:var(--nac-text-muted)!important;font-weight:600;text-transform:uppercase;letter-spacing:.05em}.nac-total-item-value{font-size:1.05rem!important;font-weight:700;color:var(--nac-text)!important;margin-top:.1rem}.nac-eonr-content{background:var(--nac-warning-bg)!important;border:1px solid #fde68a;border-radius:var(--nac-radius);padding:.8rem;font-size:0.82rem!important;color:#92400e!important;line-height:1.5}.nac-notes-list{list-style:none;display:flex;flex-direction:column;gap:.4rem}.nac-notes-list li{font-size:0.8rem!important;color:var(--nac-text-muted)!important;padding-left:1.2rem;position:relative;line-height:1.45}.nac-notes-list li::before{content:"›";position:absolute;left:0;color:var(--nac-primary)!important;font-weight:700;font-size:1rem;top:-1px}.nac-actions{padding:1rem;display:grid;grid-template-columns:1fr 1fr 1fr;gap:.6rem;background:var(--nac-surface-alt)!important}.nac-action-btn{display:flex;align-items:center;justify-content:center;gap:.5rem;padding:.65rem 1rem;font-family:inherit;font-size:0.82rem!important;font-weight:600;border-radius:var(--nac-radius);cursor:pointer;border:1.5px solid #fff0;transition:all var(--nac-transition);white-space:nowrap}.nac-action-btn--pdf{color:var(--nac-white)!important;background:var(--nac-primary)!important;border-color:var(--nac-primary)}.nac-action-btn--pdf:hover{background:var(--nac-primary-deep)!important;border-color:var(--nac-primary-deep);transform:translateY(-1px);box-shadow:var(--nac-shadow-sm)}.nac-action-btn--copy{color:var(--nac-primary)!important;background:var(--nac-primary-bg)!important;border-color:#bfdbfe}.nac-action-btn--copy:hover{background:#dbeafe!important;transform:translateY(-1px)}.nac-action-btn--reset{color:var(--nac-danger)!important;background:var(--nac-white)!important;border-color:var(--nac-border);padding:.65rem}.nac-action-btn--reset:hover{background:var(--nac-danger-bg)!important;border-color:var(--nac-danger)}.nac-action-btn:focus-visible{outline:3px solid var(--nac-primary);outline-offset:2px}.nac-modal-overlay{position:fixed;inset:0;background:rgb(0 0 0 / .45)!important;display:flex;align-items:center;justify-content:center;z-index:1000;padding:1rem;backdrop-filter:blur(4px);animation:nacOverlayIn 0.2s ease}@keyframes nacOverlayIn{from{opacity:0}to{opacity:1}}.nac-modal{background:var(--nac-white)!important;border-radius:var(--nac-radius);padding:2rem 1.75rem;max-width:400px;width:100%;box-shadow:var(--nac-shadow-lg);text-align:center;animation:nacModalIn 0.25s cubic-bezier(.34,1.56,.64,1)}@keyframes nacModalIn{from{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.nac-modal-icon{margin-bottom:1rem}.nac-modal-title{font-size:1.1rem!important;font-weight:700;color:var(--nac-text)!important;margin-bottom:.6rem}.nac-modal-body{font-size:0.85rem!important;color:var(--nac-text-muted)!important;line-height:1.55;margin-bottom:1.5rem}.nac-modal-actions{display:grid;grid-template-columns:1fr 1fr;gap:.75rem}.nac-modal-btn{padding:.7rem;font-family:inherit;font-size:0.88rem!important;font-weight:600;border-radius:var(--nac-radius);cursor:pointer;transition:all var(--nac-transition);border:1.5px solid #fff0}.nac-modal-btn--cancel{background:var(--nac-surface-alt)!important;color:var(--nac-text-muted)!important;border-color:var(--nac-border)}.nac-modal-btn--cancel:hover{background:var(--nac-border)!important}.nac-modal-btn--confirm{background:var(--nac-danger)!important;color:white!important}.nac-modal-btn--confirm:hover{background:#c0392b!important}.nac-toast{position:fixed;bottom:1.5rem;left:50%;transform:translateX(-50%) translateY(20px);background:#1f2937!important;color:white!important;padding:.7rem 1.3rem;border-radius:100px;font-size:0.83rem!important;font-weight:500;box-shadow:var(--nac-shadow-lg);opacity:0;transition:all 0.3s ease;pointer-events:none;z-index:2000;white-space:nowrap;max-width:90vw}.nac-toast.nac-toast--visible{opacity:1;transform:translateX(-50%) translateY(0)}.nac-toast.nac-toast--success{background:var(--nac-secondary)!important}.nac-toast.nac-toast--error{background:var(--nac-danger)!important}.nac-footer-note{display:flex;align-items:flex-start;gap:.5rem;margin-top:2rem;padding:1rem;background:var(--nac-surface)!important;border:1px solid var(--nac-border);border-radius:var(--nac-radius);font-size:0.72rem!important;color:var(--nac-text-muted)!important;line-height:1.5}.nac-footer-note svg{flex-shrink:0;margin-top:2px}@media (max-width:640px){.nac-header-inner{flex-direction:column;align-items:flex-start}.nac-field-grid{grid-template-columns:1fr}.nac-field--full{grid-column:1}.nac-primary-result-main{grid-template-columns:1fr}.nac-result-divider{display:none}.nac-actions{grid-template-columns:1fr}.nac-action-btn--reset{grid-column:1 / -1}.nac-totals-grid{grid-template-columns:1fr}.nac-result-num{font-size:1.8rem!important}.nac-result-number--secondary .nac-result-num{font-size:1.5rem!important}body{padding-bottom:2rem}}@media (max-width:420px){.nac-btn-calculate{font-size:0.9rem!important}}@media print{body{background:#fff}.nac-inputs-panel,.nac-header,.nac-footer-note{display:none}.nac-actions{display:none}}