.ptc-calculator{box-sizing:border-box;width:100%;max-width:1560px;margin:20px auto;padding:40px;border:1px solid #e0e0e0;border-radius:15px;background:#fff;box-shadow:0 10px 30px rgba(0,0,0,.05);color:#000;font-family:Arial,Helvetica,sans-serif}.ptc-calculator *,.ptc-calculator *:before,.ptc-calculator *:after{box-sizing:border-box}.ptc-intro{margin:0 0 25px;text-align:center;font-size:18px;font-weight:600;color:#000}.ptc-result{margin-bottom:35px;padding:28px 24px;border:2px solid #c0392b;border-radius:12px;background:#fdf2f2;text-align:center;box-shadow:0 8px 22px rgba(0,0,0,.04)}.ptc-result-label{display:block;font-size:13px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase}.ptc-result-value{margin:8px 0 10px;font-size:42px;line-height:1.08;font-weight:800;transition:transform .18s ease,opacity .18s ease}.ptc-result-description{margin:0 auto;max-width:850px;font-size:15px;line-height:1.5}.ptc-result-change .ptc-result-value{animation:ptc-result-pop .3s ease}@keyframes ptc-result-pop{0%{transform:scale(.94);opacity:.45}60%{transform:scale(1.035);opacity:1}100%{transform:scale(1);opacity:1}}.ptc-field{margin-bottom:32px}.ptc-field-heading{display:flex;align-items:baseline;justify-content:space-between;gap:15px;margin-bottom:10px}.ptc-field-heading label{font-weight:700;color:#000}.ptc-current-value{min-height:16px;font-size:12px;font-weight:700;color:#000;text-align:right}.ptc-input{--ptc-position:50%;appearance:none;-webkit-appearance:none;width:100%;height:24px;margin:0;background:0 0;cursor:pointer}.ptc-input::-webkit-slider-runnable-track{height:8px;border-radius:999px;background:linear-gradient(to right,#e8efea 0%,#eee 46%,#f0d8d5 100%);box-shadow:inset 0 1px 2px rgba(0,0,0,.1)}.ptc-field[data-factor=age] .ptc-input::-webkit-slider-runnable-track{background:linear-gradient(to right,#eee,#e7e7e7,#eee)}.ptc-input::-moz-range-track{height:8px;border-radius:999px;background:linear-gradient(to right,#e8efea 0%,#eee 46%,#f0d8d5 100%);box-shadow:inset 0 1px 2px rgba(0,0,0,.1)}.ptc-field[data-factor=age] .ptc-input::-moz-range-track{background:linear-gradient(to right,#eee,#e7e7e7,#eee)}.ptc-input::-webkit-slider-thumb{appearance:none;-webkit-appearance:none;width:24px;height:24px;margin-top:-8px;border:3px solid #fff;border-radius:50%;background:#c0392b;box-shadow:0 3px 9px rgba(0,0,0,.28);transition:transform .12s ease,box-shadow .12s ease}.ptc-input::-moz-range-thumb{width:20px;height:20px;border:3px solid #fff;border-radius:50%;background:#c0392b;box-shadow:0 3px 9px rgba(0,0,0,.28);transition:transform .12s ease,box-shadow .12s ease}.ptc-input:active::-webkit-slider-thumb{transform:scale(1.18) translateY(-1px);box-shadow:0 6px 14px rgba(0,0,0,.32)}.ptc-input:active::-moz-range-thumb{transform:scale(1.18) translateY(-1px);box-shadow:0 6px 14px rgba(0,0,0,.32)}.ptc-input:focus-visible{outline:none}.ptc-input:focus-visible::-webkit-slider-thumb{box-shadow:0 0 0 4px rgba(192,57,43,.16),0 3px 9px rgba(0,0,0,.28)}.ptc-input:focus-visible::-moz-range-thumb{box-shadow:0 0 0 4px rgba(192,57,43,.16),0 3px 9px rgba(0,0,0,.28)}.ptc-scale{display:grid;grid-template-columns:repeat(4,1fr);margin-top:7px;font-size:11px;color:#000}.ptc-scale span{padding:3px;line-height:1.2;opacity:.72;transition:opacity .15s ease,transform .15s ease,font-weight .15s ease}.ptc-scale span:nth-child(2),.ptc-scale span:nth-child(3){text-align:center}.ptc-scale span:last-child{text-align:right}.ptc-scale span.ptc-near{opacity:.9;font-weight:600}.ptc-scale span.ptc-closest{opacity:1;font-weight:800;transform:translateY(1px)}.ptc-note{margin:6px 0 0;padding-top:18px;border-top:1px solid #e5e5e5;font-size:12px;line-height:1.5;color:#000}@media (max-width:600px){.ptc-calculator{padding:28px 20px;border-radius:12px}.ptc-result-value{font-size:34px}.ptc-scale{font-size:9px}.ptc-current-value{max-width:55%}}@media (prefers-reduced-motion:reduce){.ptc-result-change .ptc-result-value{animation:none}.ptc-input::-webkit-slider-thumb,.ptc-input::-moz-range-thumb,.ptc-scale span{transition:none}}