.calc{flex-direction:column;gap:24px;max-width:880px;margin-left:auto;margin-right:auto;scroll-margin-top:90px;display:flex}.calc__panel{border:1px solid var(--hv-line);border-radius:var(--hv-radius-lg);box-shadow:var(--hv-shadow-card-lg);background:#fff;padding:max(24px,min(4vw,44px))}.calc-section{margin-top:28px}.calc-intro{color:var(--hv-body);max-width:64ch;margin-bottom:22px;font-size:14.5px;line-height:1.6}.calc-tabs,.calc-toggles{flex-wrap:wrap;gap:10px;margin-top:8px;display:flex}.calc-toggles{margin:4px 0 18px}.calc-tab{border:1px solid var(--hv-line);border-radius:var(--hv-radius-pill);min-height:44px;color:var(--hv-body);background:#fff;align-items:center;padding:10px 18px;font-size:14px;font-weight:600;transition:border-color .2s,color .2s,background .2s;display:inline-flex}.calc-tab:hover{border-color:var(--hv-teal);color:var(--hv-teal-deep)}.calc-tab[aria-pressed=true]{border-color:var(--hv-navy);background:var(--hv-navy);color:#fff}.calc-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:4px 20px;display:grid}.calc-field{margin-bottom:18px}.calc-field__label{color:var(--hv-ink);margin-bottom:8px;font-size:13.5px;font-weight:600;display:block}.calc-field__label span[aria-hidden]{color:var(--hv-teal-deep)}.calc-field__opt{color:var(--hv-body);font-weight:400}.calc-field__wrap{position:relative}.calc-field__prefix{color:var(--hv-body);pointer-events:none;font-size:15px;position:absolute;top:50%;left:16px;transform:translateY(-50%)}.calc-field__input{border:1px solid var(--hv-line);width:100%;height:50px;color:var(--hv-ink);background:#fff;border-radius:12px;padding-left:16px;padding-right:16px;font-size:15px}.calc-field__suffix{color:var(--hv-body);pointer-events:none;font-size:15px;position:absolute;top:50%;right:16px;transform:translateY(-50%)}.calc-field__wrap--prefix .calc-field__input{padding-left:30px}.calc-field__wrap--suffix .calc-field__input{padding-right:36px}.calc-field__select{-webkit-appearance:auto;-moz-appearance:auto;-ms-appearance:auto;appearance:auto;cursor:pointer}.calc-field__input::-ms-input-placeholder{color:var(--hv-body-muted)}.calc-field__input::placeholder{color:var(--hv-body-muted)}.calc-field__input:focus{border-color:var(--hv-teal);box-shadow:0 0 0 3px var(--hv-teal-soft);outline:none}.calc-field__input[aria-invalid=true]{border-color:var(--hv-danger-line)}.calc-field__hint{color:var(--hv-body);max-width:none;margin-top:7px;font-size:12.5px;line-height:1.5}.calc-field__err{color:var(--hv-danger);align-items:center;gap:6px;max-width:none;margin-top:7px;font-size:13px;display:flex}.calc-field__err svg{flex-shrink:0}.calc-check{color:var(--hv-body);cursor:pointer;align-items:flex-start;gap:10px;margin-bottom:18px;font-size:13.5px;line-height:1.5;display:flex}.calc-check input{width:16px;height:16px;accent-color:var(--hv-teal-deep);flex-shrink:0;margin-top:3px}.calc-results{border-top:1px solid var(--hv-line);margin-top:8px;padding-top:22px}.calc-empty{color:var(--hv-body);max-width:none;font-size:14px;line-height:1.6}.calc-stats{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;display:grid}.calc-stat{border-radius:var(--hv-radius);background:var(--hv-surface);flex-direction:column;gap:6px;padding:18px 20px;display:flex}.calc-stat__label{color:var(--hv-body);font-size:13px;font-weight:600}.calc-stat__value{font-family:var(--font-heading);letter-spacing:-.02em;color:var(--hv-ink);font-size:max(1.5rem,min(3vw,2rem));font-weight:800}.calc-stat__value--warn{color:var(--hv-warn)}.calc-note{border:1px solid var(--hv-info-line);background:var(--hv-teal-soft);color:var(--hv-teal-deep);border-radius:12px;align-items:flex-start;gap:10px;max-width:none;margin-top:16px;padding:14px 16px;font-size:13.5px;line-height:1.55;display:flex}.calc-note svg{flex-shrink:0;margin-top:2px}.calc-note--warn{border-color:var(--hv-warn-line);background:var(--hv-warn-soft);color:var(--hv-warn)}.calc-note--ok{border-color:var(--hv-info-line);background:var(--hv-teal-soft);color:var(--hv-teal-deep)}.calc-note--info{margin:0 0 18px}.calc-fine{color:var(--hv-body);max-width:none;margin-top:14px;font-size:12.5px;line-height:1.55}.calc-whatif{border-top:1px dashed var(--hv-line);margin-top:32px;padding-top:28px}.calc-whatif__title{font-family:var(--font-heading);letter-spacing:-.01em;color:var(--hv-ink);margin-bottom:10px;font-size:max(1.125rem,min(2vw,1.375rem));font-weight:800}.calc-cards{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;display:grid}.calc-formula{border-radius:var(--hv-radius);border:1px solid var(--hv-line);text-align:center;background:#fff;max-width:720px;margin:28px auto 0;padding:22px 24px}.calc-formula__eq{font-family:var(--font-heading);color:var(--hv-ink);overflow-wrap:anywhere;font-size:max(1rem,min(2vw,1.25rem));font-weight:700}.calc-formula__key{color:var(--hv-body);max-width:none;margin-top:12px;font-size:13px;line-height:1.6}.calc-faq{max-width:820px;margin-left:auto;margin-right:auto}@media (max-width:860px){.calc-cards{grid-template-columns:1fr}}@media (max-width:620px){.calc-grid{grid-template-columns:1fr}.calc-tab{flex:100%;justify-content:center}}