:root{--bfpc-primary:#0072ce;--bfpc-primary-deep:#005fa3;--bfpc-secondary:#00a86b;--bfpc-secondary-light:#e6f0ff;--bfpc-danger:#e74c3c;--bfpc-bg:#f7f9fb;--bfpc-white:#ffffff;--bfpc-text:#26282c;--bfpc-border:#d8dce2;--bfpc-radius:8px;--bfpc-spacing:1.5rem;--bfpc-gap:0.6rem;--bfpc-essential:#8b5cf6;--bfpc-athlete:#0072ce;--bfpc-fitness:#00a86b;--bfpc-average:#f59e0b;--bfpc-obese:#e74c3c}.bfpc-hidden{display:none!important}.bfpc-header{display:flex;align-items:center;gap:1rem;border-bottom:1px solid var(--bfpc-border);border-radius:var(--bfpc-radius);padding:2.5rem 1rem;margin-bottom:1rem;box-shadow:rgb(67 71 85 / .27) 0 0 .25em,rgb(90 125 188 / .05) 0 .25em 1em}.bfpc-header-icon{flex-shrink:0;width:48px;height:48px;background:var(--bfpc-primary);border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff!important;box-shadow:0 4px 12px rgb(0 114 206 / .25)}.bfpc-header-icon svg{width:26px;height:26px}.bfpc-title{font-size:1.55rem!important;font-weight:700;color:var(--bfpc-text)!important;letter-spacing:-.3px;line-height:1.2}.bfpc-subtitle{font-size:0.82rem!important;color:#6b7280!important;margin-top:.2rem}.bfpc-section{background:var(--bfpc-white);border:1px solid var(--bfpc-border)!important;border-radius:10px!important;padding:var(--bfpc-spacing);margin-bottom:1.25rem;box-shadow:rgb(67 71 85 / .27) 0 0 .25em,rgb(90 125 188 / .05) 0 .25em 1em}.bfpc-section-label{font-size:0.72rem!important;font-weight:600;color:#9ca3af!important;text-transform:uppercase;letter-spacing:.08em;margin-bottom:1rem}.bfpc-method-tabs{display:grid;grid-template-columns:1fr 1fr;gap:var(--bfpc-gap);margin-bottom:.8rem}.bfpc-method-tab{display:flex;flex-direction:column;align-items:flex-start;gap:.2rem;padding:.8rem 1rem;background:var(--bfpc-bg);border:2px solid var(--bfpc-border)!important;border-radius:var(--bfpc-radius)!important;cursor:pointer;transition:border-color 0.15s,background 0.15s;text-align:left}.bfpc-method-tab:hover{border-color:var(--bfpc-primary)!important}.bfpc-method-tab.active{border-color:var(--bfpc-primary)!important;background:var(--bfpc-secondary-light)!important}.bfpc-tab-icon{font-size:1.1rem!important}.bfpc-tab-name{font-size:0.9rem!important;font-weight:600;color:var(--bfpc-text)!important}.bfpc-tab-desc{font-size:0.75rem!important;color:#9ca3af!important}.bfpc-method-info{display:flex;align-items:flex-start;gap:.45rem;padding:.65rem .85rem;background:var(--bfpc-secondary-light)!important;border-radius:var(--bfpc-radius)!important;font-size:0.78rem!important;color:var(--bfpc-primary-deep)!important}.bfpc-method-info svg{width:14px;height:14px;flex-shrink:0;margin-top:1px}.bfpc-gender-toggle{display:flex;gap:var(--bfpc-gap)}.bfpc-gender-btn{display:flex;align-items:center;gap:.4rem;padding:.55rem 1.2rem;background:var(--bfpc-bg);border:2px solid var(--bfpc-border)!important;border-radius:50px!important;font-size:0.88rem!important;font-weight:500;color:var(--bfpc-text)!important;cursor:pointer;transition:all 0.15s}.bfpc-gender-btn svg{width:16px;height:16px}.bfpc-gender-btn:hover{border-color:var(--bfpc-primary)!important}.bfpc-gender-btn.active{background:var(--bfpc-primary)!important;border-color:var(--bfpc-primary)!important;color:#fff!important}.bfpc-unit-toggle{display:flex;background:var(--bfpc-bg);border:1px solid var(--bfpc-border)!important;border-radius:50px!important;padding:3px;width:fit-content}.bfpc-unit-btn{padding:.38rem 1rem;border:none!important;border-radius:50px!important;font-size:0.82rem!important;font-weight:500;color:#6b7280!important;cursor:pointer;background:transparent!important;transition:all 0.15s}.bfpc-unit-btn.active{background:var(--bfpc-white)!important;color:var(--bfpc-primary)!important;box-shadow:0 1px 4px rgb(0 0 0 / .1)}.bfpc-field-group{margin-bottom:1.2rem}.bfpc-field-label{display:block;font-size:0.83rem!important;font-weight:500;margin-bottom:.5rem;color:var(--bfpc-text)!important}.bfpc-inputs-grid{display:grid;grid-template-columns:1fr 1fr;gap:.9rem;margin-bottom:1.4rem}@media (max-width:480px){.bfpc-inputs-grid{grid-template-columns:1fr}}.bfpc-input-wrap{display:flex;flex-direction:column}.bfpc-input-label{font-size:0.8rem!important;font-weight:500;margin-bottom:.4rem;color:var(--bfpc-text)!important;display:flex;align-items:center;gap:.3rem}.bfpc-unit-hint{font-size:0.74rem!important;color:#9ca3af!important;font-weight:400}.bfpc-input-field{position:relative;display:flex;align-items:center}.bfpc-split-field{gap:.35rem}.bfpc-split-sep{font-size:1rem!important;color:#9ca3af!important;flex-shrink:0}.bfpc-input{width:100%;padding:.6rem .85rem;font-size:0.92rem!important;color:var(--bfpc-text)!important;background:var(--bfpc-bg)!important;border:1.5px solid var(--bfpc-border)!important;border-radius:var(--bfpc-radius)!important;outline:none;transition:border-color 0.15s,box-shadow 0.15s;appearance:textfield;-moz-appearance:textfield}.bfpc-input::-webkit-outer-spin-button,.bfpc-input::-webkit-inner-spin-button{-webkit-appearance:none}.bfpc-input:focus{border-color:var(--bfpc-primary)!important;background:var(--bfpc-white)!important;box-shadow:0 0 0 3px rgb(0 114 206 / .12)}.bfpc-input.bfpc-input-error-state{border-color:var(--bfpc-danger)!important;background:#fff5f5!important}.bfpc-input-error{font-size:0.72rem!important;color:var(--bfpc-danger)!important;min-height:1rem;margin-top:.25rem;display:block}.bfpc-tooltip-wrap{position:relative;display:inline-flex;align-items:center;cursor:help}.bfpc-help-icon{width:13px;height:13px;color:#9ca3af}.bfpc-tooltip{position:absolute;bottom:calc(100% + 6px);left:50%;transform:translateX(-50%);background:var(--bfpc-text)!important;color:#fff!important;font-size:0.72rem!important;font-weight:400;padding:.4rem .65rem;border-radius:4px!important;white-space:nowrap;pointer-events:none;opacity:0;transition:opacity 0.15s;z-index:100;max-width:220px;white-space:normal;text-align:center;width:max-content}.bfpc-tooltip::after{content:"";position:absolute;top:100%;left:50%;transform:translateX(-50%);border:5px solid #fff0;border-top-color:var(--bfpc-text)}.bfpc-tooltip-wrap:hover .bfpc-tooltip{opacity:1}.bfpc-calc-btn{width:100%;display:flex;align-items:center;justify-content:center;gap:.5rem;padding:.85rem 1.5rem;background:var(--bfpc-primary)!important;color:#fff!important;border:none!important;border-radius:var(--bfpc-radius)!important;font-size:0.95rem!important;font-weight:600;cursor:pointer;transition:background 0.15s,transform 0.1s,box-shadow 0.15s;letter-spacing:.02em;box-shadow:0 4px 14px rgb(0 114 206 / .3)}.bfpc-calc-btn:hover{background:var(--bfpc-primary-deep)!important;box-shadow:0 6px 18px rgb(0 114 206 / .35)}.bfpc-calc-btn:active{transform:scale(.99)}.bfpc-btn-arrow{width:18px;height:18px;transition:transform 0.15s}.bfpc-calc-btn:hover .bfpc-btn-arrow{transform:translateX(3px)}.bfpc-result-section{animation:bfpc-fadeUp 0.35s ease}@keyframes bfpc-fadeUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.bfpc-result-card{display:flex;align-items:center;gap:1.5rem;margin-bottom:1.5rem;padding-bottom:1.5rem;border-bottom:1px solid var(--bfpc-border)!important}@media (max-width:480px){.bfpc-result-card{flex-direction:column;align-items:flex-start;gap:1rem}}.bfpc-result-ring-wrap{position:relative;flex-shrink:0;width:120px;height:120px}.bfpc-result-ring{width:120px;height:120px;transform:rotate(-90deg)}.bfpc-ring-track{stroke:var(--bfpc-border)}.bfpc-ring-progress{stroke:var(--bfpc-primary);stroke-dasharray:314;stroke-dashoffset:314;transition:stroke-dashoffset 1s ease,stroke 0.4s ease}.bfpc-result-center{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);display:flex;align-items:baseline;gap:1px}.bfpc-result-value{font-size:1.8rem!important;font-weight:700;color:var(--bfpc-text)!important;line-height:1}.bfpc-result-pct{font-size:0.85rem!important;font-weight:600;color:#6b7280!important}.bfpc-result-meta{flex:1}.bfpc-result-category{font-size:1.25rem!important;font-weight:700;margin-bottom:.35rem}.bfpc-result-interp{font-size:0.83rem!important;color:#4b5563!important;line-height:1.55;margin-bottom:.6rem}.bfpc-result-method-tag{display:inline-block;font-size:0.72rem!important;font-weight:500;padding:.25rem .65rem;background:var(--bfpc-secondary-light)!important;color:var(--bfpc-primary-deep)!important;border-radius:50px!important}.bfpc-scale-wrap{margin-bottom:1.5rem}.bfpc-scale-label{font-size:0.75rem!important;font-weight:600;color:#9ca3af!important;text-transform:uppercase;letter-spacing:.07em;margin-bottom:.6rem}.bfpc-scale-bar{position:relative;padding-bottom:1.6rem}.bfpc-scale-segments{display:flex;height:10px;border-radius:50px!important;overflow:hidden;gap:2px}.bfpc-scale-seg{height:100%;border-radius:2px!important}.bfpc-seg-essential{background:var(--bfpc-essential)!important}.bfpc-seg-athlete{background:var(--bfpc-athlete)!important}.bfpc-seg-fitness{background:var(--bfpc-fitness)!important}.bfpc-seg-average{background:var(--bfpc-average)!important}.bfpc-seg-obese{background:var(--bfpc-obese)!important}.bfpc-scale-marker{position:absolute;top:-3px;width:16px;height:16px;background:var(--bfpc-white)!important;border:3px solid var(--bfpc-text)!important;border-radius:50%!important;transform:translateX(-50%);transition:left 0.8s ease;box-shadow:0 2px 6px rgb(0 0 0 / .15);z-index:2}.bfpc-scale-ticks{position:absolute;bottom:0;left:0;right:0;display:flex;justify-content:space-between;padding:0 0}.bfpc-scale-tick{font-size:0.65rem!important;color:#9ca3af!important;text-align:center;transform:translateX(-50%);position:absolute;bottom:0}.bfpc-stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:var(--bfpc-gap);margin-bottom:1.5rem}.bfpc-stat-card{background:var(--bfpc-bg)!important;border:1px solid var(--bfpc-border)!important;border-radius:var(--bfpc-radius)!important;padding:.85rem 1rem}.bfpc-stat-label{font-size:0.72rem!important;color:#9ca3af!important;font-weight:500;text-transform:uppercase;letter-spacing:.06em;margin-bottom:.3rem}.bfpc-stat-value{font-size:1.05rem!important;font-weight:700;color:var(--bfpc-text)!important}.bfpc-stat-sub{font-size:0.72rem!important;color:#6b7280!important;margin-top:.15rem}.bfpc-ref-wrap{margin-bottom:1.5rem}.bfpc-ref-label{font-size:0.75rem!important;font-weight:600;color:#9ca3af!important;text-transform:uppercase;letter-spacing:.07em;margin-bottom:.6rem}.bfpc-ref-table{width:100%;border-collapse:collapse;font-size:0.82rem!important}.bfpc-ref-table th{font-size:0.72rem!important;font-weight:600;color:#9ca3af!important;text-align:left;padding:.45rem .6rem;border-bottom:1px solid var(--bfpc-border)!important;text-transform:uppercase;letter-spacing:.05em}.bfpc-ref-table td{padding:.55rem .6rem;color:var(--bfpc-text)!important;border-bottom:1px solid #f0f2f5!important;vertical-align:middle}.bfpc-ref-table tr:last-child td{border-bottom:none!important}.bfpc-ref-table tr.bfpc-ref-active{background:var(--bfpc-secondary-light)!important;font-weight:600}.bfpc-ref-table tr.bfpc-ref-active td{color:var(--bfpc-primary-deep)!important}.bfpc-cat-dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:.4rem;vertical-align:middle}.bfpc-dot-essential{background:var(--bfpc-essential)!important}.bfpc-dot-athlete{background:var(--bfpc-athlete)!important}.bfpc-dot-fitness{background:var(--bfpc-fitness)!important}.bfpc-dot-average{background:var(--bfpc-average)!important}.bfpc-dot-obese{background:var(--bfpc-obese)!important}@media (max-width:540px){.bfpc-ref-table th:nth-child(4),.bfpc-ref-table td:nth-child(4){display:none}}.bfpc-action-bar{display:flex;gap:var(--bfpc-gap);flex-wrap:wrap}.bfpc-action-btn{display:flex;align-items:center;gap:.4rem;padding:.6rem 1.1rem;border-radius:var(--bfpc-radius)!important;font-size:0.83rem!important;font-weight:600;cursor:pointer;transition:all 0.15s;border:1.5px solid transparent!important}.bfpc-action-btn svg{width:16px;height:16px}.bfpc-btn-download{background:var(--bfpc-primary)!important;color:#fff!important;border-color:var(--bfpc-primary)!important}.bfpc-btn-download:hover{background:var(--bfpc-primary-deep)!important;border-color:var(--bfpc-primary-deep)!important}.bfpc-btn-copy{background:var(--bfpc-white)!important;color:var(--bfpc-primary)!important;border-color:var(--bfpc-primary)!important}.bfpc-btn-copy:hover{background:var(--bfpc-secondary-light)!important}.bfpc-btn-reset{background:var(--bfpc-white)!important;color:var(--bfpc-danger)!important;border-color:var(--bfpc-border)!important}.bfpc-btn-reset:hover{border-color:var(--bfpc-danger)!important;background:#fff5f5!important}@media (max-width:480px){.bfpc-action-bar{flex-direction:column}.bfpc-btn-reset{margin-left:0}}.bfpc-disclaimer{display:flex;align-items:flex-start;gap:.5rem;padding:.9rem 1rem;background:#fffbeb!important;border:1px solid #fde68a!important;border-radius:var(--bfpc-radius)!important;font-size:0.76rem!important;color:#92400e!important;line-height:1.55}.bfpc-disclaimer svg{width:14px;height:14px;flex-shrink:0;margin-top:1px}.bfpc-modal-overlay{position:fixed;inset:0;background:rgb(26 28 32 / .55)!important;display:flex;align-items:center;justify-content:center;z-index:999;backdrop-filter:blur(2px);animation:bfpc-fadeIn 0.15s ease}@keyframes bfpc-fadeIn{from{opacity:0}to{opacity:1}}.bfpc-modal{background:var(--bfpc-white)!important;border-radius:12px!important;padding:2rem;max-width:360px;width:calc(100% - 2rem);text-align:center;box-shadow:0 20px 60px rgb(0 0 0 / .2);animation:bfpc-slideUp 0.2s ease}@keyframes bfpc-slideUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.bfpc-modal-icon{width:52px;height:52px;margin:0 auto 1rem;background:#fff7ed!important;border-radius:50%!important;display:flex;align-items:center;justify-content:center;color:#f59e0b!important}.bfpc-modal-icon svg{width:28px;height:28px}.bfpc-modal-title{font-size:1.1rem!important;font-weight:700;margin-bottom:.5rem;color:var(--bfpc-text)!important}.bfpc-modal-body{font-size:0.85rem!important;color:#6b7280!important;margin-bottom:1.5rem;line-height:1.55}.bfpc-modal-actions{display:flex;gap:.6rem}.bfpc-modal-btn{flex:1;padding:.65rem;border-radius:var(--bfpc-radius)!important;font-size:0.88rem!important;font-weight:600;cursor:pointer;transition:all 0.15s}.bfpc-modal-cancel{background:var(--bfpc-bg)!important;border:1.5px solid var(--bfpc-border)!important;color:var(--bfpc-text)!important}.bfpc-modal-cancel:hover{border-color:#9ca3af!important}.bfpc-modal-confirm{background:var(--bfpc-danger)!important;border:1.5px solid var(--bfpc-danger)!important;color:#fff!important}.bfpc-modal-confirm:hover{background:#c0392b!important;border-color:#c0392b!important}.bfpc-toast{position:fixed;bottom:1.5rem;left:50%;transform:translateX(-50%) translateY(10px);background:var(--bfpc-text)!important;color:#fff!important;padding:.65rem 1.2rem;border-radius:50px!important;font-size:0.82rem!important;font-weight:500;box-shadow:0 4px 16px rgb(0 0 0 / .2);z-index:1000;opacity:0;transition:opacity 0.25s,transform 0.25s;pointer-events:none;white-space:nowrap}.bfpc-toast.bfpc-toast-show{opacity:1;transform:translateX(-50%) translateY(0)}.bfpc-cat-essential{color:var(--bfpc-essential)!important}.bfpc-cat-athlete{color:var(--bfpc-athlete)!important}.bfpc-cat-fitness{color:var(--bfpc-fitness)!important}.bfpc-cat-average{color:var(--bfpc-average)!important}.bfpc-cat-obese{color:var(--bfpc-obese)!important}.bfpc-ring-essential{stroke:var(--bfpc-essential)!important}.bfpc-ring-athlete{stroke:var(--bfpc-athlete)!important}.bfpc-ring-fitness{stroke:var(--bfpc-fitness)!important}.bfpc-ring-average{stroke:var(--bfpc-average)!important}.bfpc-ring-obese{stroke:var(--bfpc-obese)!important}@media (max-width:640px){.bfpc-header{margin-bottom:1.25rem}.bfpc-title{font-size:1.25rem!important}.bfpc-method-tabs{grid-template-columns:1fr 1fr}.bfpc-stats-grid{grid-template-columns:1fr 1fr}}@media (max-width:380px){.bfpc-method-tabs{grid-template-columns:1fr}.bfpc-gender-toggle{flex-wrap:wrap}}