.qft{--qft-border:#dce3eb;--qft-ink:#182435;--qft-muted:#697789;color:var(--qft-ink);font-size:.95rem;max-width:100%;min-width:0}.qft *{box-sizing:border-box}.qft-panel{border:1px solid var(--qft-border);border-radius:12px;padding:clamp(14px,2.6vw,22px);background:#fff;min-width:0}.qft-section-heading{font-weight:700;font-size:1.02rem;display:flex;gap:9px;align-items:center;margin-bottom:16px}.qft-section-heading i{color:#2251a5}.qft-equation{background:#f6f8fc;padding:13px;border-radius:8px;font-size:1.25rem;text-align:center;font-weight:650;margin-bottom:17px}.qft .form-label{font-size:.86rem;font-weight:600;margin-bottom:5px}.qft .form-text{font-size:.75rem}.qft-required{color:#a22222}.qft .form-control,.qft .form-select{min-height:42px}.qft .btn-calc{color:#fff;background:#2556b2;border:1px solid #2556b2;font-weight:650;min-height:44px}.qft .btn-calc:hover,.qft .btn-calc:focus{color:#fff;background:#1d448d;border-color:#1d448d}.qft-reset{width:54px;flex:none}.qft .dropdown>.btn{min-height:43px}.qft .dropdown-menu{max-width:100%}.qft-results{margin-top:22px}.qft-key-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.qft-key{background:#F0F5FE;border-radius:9px;padding:17px;min-width:0}.qft-muted{color:var(--qft-muted);font-size:.81rem}.qft-key-value{font-size:clamp(1.3rem,3vw,1.85rem);font-weight:750;overflow-wrap:anywhere;margin-top:5px}.qft-meta-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:12px}.qft-stat{border:1px solid var(--qft-border);padding:12px;border-radius:9px;min-width:0;display:flex;flex-direction:column;gap:5px}.qft-stat span{font-size:.79rem;color:var(--qft-muted)}.qft-stat strong{overflow-wrap:anywhere;font-size:.91rem}.qft-graph-controls{display:flex;flex-wrap:wrap;gap:10px 18px;margin-bottom:10px}.qft .form-check{margin:0;font-size:.82rem}.qft-graph-wrap{position:relative;min-width:0;border:1px solid var(--qft-border);border-radius:8px;overflow:hidden;background:#fff;touch-action:pan-y}.qft-graph-wrap svg{display:block;width:100%;height:auto;max-height:420px}.qft-graph-tooltip{position:absolute;pointer-events:none;background:#182435;color:#fff;padding:6px 9px;border-radius:5px;font-size:.78rem;white-space:nowrap;z-index:1;transform:translate(-50%,-115%)}.qft-graph-note{font-size:.76rem;color:var(--qft-muted);margin-top:8px}.qft-steps{display:grid;gap:10px;margin-bottom:18px}.qft-step{padding:11px 12px;border-left:3px solid #2556b2;background:#f7f9fc;border-radius:0 7px 7px 0;overflow-wrap:anywhere}.qft-step-label{font-size:.79rem;color:var(--qft-muted);margin-bottom:3px}.qft-step-value{font-weight:600;overflow-wrap:anywhere}.qft-form-row{display:grid;grid-template-columns:90px minmax(0,1fr);gap:8px;border-top:1px solid var(--qft-border);padding:12px 0;font-size:.86rem}.qft-form-row:last-child{padding-bottom:0}.qft-form-row span{color:var(--qft-muted)}.qft-form-row strong{overflow-wrap:anywhere}.qft .table{font-size:.85rem}.qft .table th{font-weight:650}.qft .table td,.qft .table th{padding:9px}.qft .table-responsive{max-height:355px;overflow:auto}@media(max-width:575.98px){.qft-key-grid,.qft-meta-grid{grid-template-columns:minmax(0,1fr)}.qft-key-value{font-size:1.45rem}.qft-panel{padding:14px}.qft-actions{display:flex;flex-wrap:nowrap}.qft-actions .btn-calc{min-width:0}.qft-reset{width:50px}.qft-form-row{grid-template-columns:75px minmax(0,1fr)}}@media(prefers-reduced-motion:reduce){.qft *{scroll-behaviour:auto!important}}