.bcr-hero{padding-top:28px;background:linear-gradient(180deg,#f8fbff 0,#eef3f9 100%)}.bcr-breadcrumb{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:21px;color:#64748b;font:10px Inter,sans-serif}.bcr-breadcrumb a{color:#1d4ed8;text-decoration:none}.bcr-breadcrumb a:hover{text-decoration:underline}.bcr-hero-grid{align-items:start;gap:34px}.bcr-lead{max-width:680px;color:#475569;font:14px/1.75 Inter,sans-serif}.bcr-direct{margin:17px 0;padding:13px 15px;border:1px solid #bfdbfe;border-left:4px solid #3b82f6;border-radius:9px;background:#eff6ff;color:#1e3a8a;font:12px/1.55 Inter,sans-serif}.bcr-stats{grid-template-columns:repeat(3,1fr);margin:17px 0}.bcr-stats .stat-val{font-size:17px}.bcr-stats .stat-label{font-size:8px}
.bcr-card{padding:23px;border:1px solid #e2e8f0;border-radius:15px;background:#fff;box-shadow:0 18px 45px rgba(29,53,87,.12)}.bcr-card-head,.bcr-result-head{display:flex;justify-content:space-between;gap:12px;align-items:start;margin-bottom:16px}.bcr-card-head span,.bcr-result-head span{color:#e63946;font:700 9px Inter,sans-serif;letter-spacing:.07em;text-transform:uppercase}.bcr-card-head h2,.bcr-result-head h2{margin:3px 0 0;font-size:18px}.bcr-card-head>b{padding:5px 8px;border-radius:99px;background:#dcfce7;color:#166534;font:700 9px Lexend,sans-serif}.bcr-unit-switch{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin:0 0 12px;padding:9px 10px;border:1px solid #dbe3ed;border-radius:10px;background:#fff}.bcr-unit-switch>span{margin-right:auto;color:#475569;font:700 9px Lexend,sans-serif;text-transform:uppercase}.bcr-unit-switch label{cursor:pointer}.bcr-unit-switch input{position:absolute;opacity:0;pointer-events:none}.bcr-unit-switch label span{display:block;padding:7px 12px;border:1px solid #dbe3ed;border-radius:8px;color:#64748b;font:700 9px Lexend,sans-serif}.bcr-unit-switch input:checked+span{border-color:#1d3557;background:#1d3557;color:#fff}.bcr-unit-switch input:focus-visible+span{outline:3px solid rgba(29,53,87,.18)}
.bcr-group{margin:0;padding:15px;border:1px solid #e2e8f0;border-radius:12px;background:#f8fafc}.bcr-group legend{padding:0 6px;color:#1d3557;font:700 9px Lexend,sans-serif;text-transform:uppercase;letter-spacing:.04em}.bcr-fields{display:grid;grid-template-columns:1fr 1fr;gap:10px}.bcr-fields label{display:block;color:#475569;font:700 9px Lexend,sans-serif}.bcr-fields label>span:first-child{display:block}.bcr-fields label small{display:block;margin:3px 0 6px;color:#94a3b8;font:400 8px/1.4 Inter,sans-serif}.bcr-input-wrap{position:relative;display:block}.bcr-input-wrap input{box-sizing:border-box;width:100%;padding:12px 55px 12px 10px;border:1.5px solid #dbe3ed;border-radius:9px;background:#fff;color:#1d3557;font:700 15px Lexend,sans-serif}.bcr-input-wrap input:focus{outline:0;border-color:#1d3557;box-shadow:0 0 0 3px rgba(29,53,87,.1)}.bcr-input-wrap>b{position:absolute;top:50%;right:10px;transform:translateY(-50%);color:#64748b;font:700 8px Lexend,sans-serif}.bcr-unit-note{margin:9px 0;color:#64748b;font:9px/1.5 Inter,sans-serif}.bcr-examples{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-bottom:12px}.bcr-examples>span{color:#64748b;font:600 9px Lexend,sans-serif}.bcr-examples button{padding:6px 9px;border:1px solid #cbd5e1;border-radius:99px;background:#fff;color:#1d3557;cursor:pointer;font:600 8px Lexend,sans-serif}.bcr-examples button:hover{border-color:#1d3557;background:#eff6ff}.bcr-error{display:none;margin:0 0 10px;padding:10px;border-radius:8px;background:#fff1f2;color:#be123c;font:600 11px/1.5 Inter,sans-serif}.bcr-error.show{display:block}.bcr-actions{display:grid;grid-template-columns:1fr auto;gap:8px}.bcr-actions>button:last-child,.bcr-print{padding:10px 13px;border:1px solid #cbd5e1;border-radius:9px;background:#fff;color:#475569;cursor:pointer;font:600 10px Lexend,sans-serif}.bcr-actions>button:last-child:hover,.bcr-print:hover{border-color:#94a3b8;background:#f8fafc}
.bcr-result{margin-top:20px;padding-top:18px;border-top:1px solid #e2e8f0}.bcr-result[hidden]{display:none}.bcr-result-head{align-items:center;margin-bottom:0}.bcr-result-head>b{padding:6px 9px;border-radius:99px;background:#dcfce7;color:#166534;font:700 9px Lexend,sans-serif}.bcr-result-head>b.is-low{background:#eff6ff;color:#1e40af}.bcr-result-head>b.is-high{background:#fff7ed;color:#9a3412}.bcr-main-value{padding:15px 0 8px;text-align:center}.bcr-main-value strong{color:#1d3557;font:800 36px Lexend,sans-serif}.bcr-main-value>span{margin-left:3px;color:#64748b;font:700 13px Lexend,sans-serif}.bcr-main-value p{margin:4px 0 0;color:#475569;font:600 10px Inter,sans-serif}.bcr-gauge{position:relative;height:10px;margin:7px 2px 3px;border-radius:99px;background:linear-gradient(90deg,#60a5fa 0 25%,#22c55e 25% 50%,#f59e0b 50% 100%)}.bcr-gauge i{position:absolute;top:50%;left:50%;width:15px;height:15px;border:3px solid #fff;border-radius:50%;background:#1d3557;box-shadow:0 1px 5px rgba(15,23,42,.35);transform:translate(-50%,-50%);transition:left .25s ease}.bcr-gauge-labels{display:flex;justify-content:space-between;color:#94a3b8;font:7px Inter,sans-serif}.bcr-result-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:7px;margin-top:10px}.bcr-result-grid>div{padding:11px 6px;border:1px solid #e2e8f0;border-radius:9px;background:#f8fafc;text-align:center}.bcr-result-grid span,.bcr-result-grid strong,.bcr-result-grid small{display:block}.bcr-result-grid span{color:#94a3b8;font:8px Inter,sans-serif;text-transform:uppercase}.bcr-result-grid strong{margin:4px 0 2px;color:#1d3557;font:700 12px Lexend,sans-serif}.bcr-result-grid small{color:#64748b;font:8px/1.3 Inter,sans-serif}.bcr-working{margin:9px 0;padding:11px;border-radius:8px;background:#1d3557}.bcr-working span{display:block;margin-bottom:4px;color:#bfdbfe;font:700 8px Inter,sans-serif;text-transform:uppercase}.bcr-working code{display:block;color:#fff;font:600 9px/1.5 monospace;overflow-wrap:anywhere}.bcr-working-light{margin-top:7px;border:1px solid #bfdbfe;background:#eff6ff}.bcr-working-light[hidden]{display:none}.bcr-working-light span{color:#1d4ed8}.bcr-working-light code{color:#1e3a8a}.bcr-result-note{margin-top:10px;padding:10px;border-left:4px solid #22c55e;border-radius:7px;background:#f0fdf4;color:#166534;font:10px/1.5 Inter,sans-serif}.bcr-result-note.is-low{border-color:#3b82f6;background:#eff6ff;color:#1e3a8a}.bcr-result-note.is-high{border-color:#f59e0b;background:#fff7ed;color:#9a3412}.bcr-source-warning{margin-top:8px;padding:10px;border-radius:7px;background:#f8fafc;color:#475569;font:9px/1.5 Inter,sans-serif}.bcr-print{margin-top:9px}
.bcr-layout{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:30px;align-items:start}.bcr-layout .main-article{min-width:0}.bcr-formula{margin:18px 0;padding:18px;border-radius:11px;background:#1d3557;color:#fff;text-align:center;font:700 16px/1.45 Lexend,sans-serif}.bcr-formula-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:16px 0}.bcr-formula-grid>div{padding:15px;border:1px solid #bfdbfe;border-radius:10px;background:#eff6ff}.bcr-formula-grid span,.bcr-formula-grid strong{display:block}.bcr-formula-grid span{color:#1d4ed8;font:700 8px Inter,sans-serif;text-transform:uppercase}.bcr-formula-grid strong{margin-top:5px;color:#1e3a8a;font:700 11px/1.45 Lexend,sans-serif}.bcr-note{margin:17px 0;padding:14px 16px;border:1px solid #bfdbfe;border-radius:10px;background:#eff6ff;color:#1e3a8a;font:12px/1.65 Inter,sans-serif}.bcr-steps{padding:0;list-style:none}.bcr-steps li{display:grid;grid-template-columns:30px 1fr;gap:12px;margin-bottom:9px;padding:13px;border:1px solid #e2e8f0;border-radius:10px;background:#fff}.bcr-steps li>b{display:flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:50%;background:#e63946;color:#fff;font:700 10px Lexend,sans-serif}.bcr-steps h3{margin:2px 0 5px;font-size:12px}.bcr-steps p{margin:0;font-size:11px}
.bcr-worked-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:18px 0}.bcr-worked-grid>div{padding:18px;border:1px solid #e2e8f0;border-top:3px solid #1d3557;border-radius:11px;background:#fff}.bcr-worked-grid>div+div{border-top-color:#e63946}.bcr-worked-grid span{color:#e63946;font:700 9px Inter,sans-serif;text-transform:uppercase}.bcr-worked-grid h3{margin:6px 0;font-size:12px}.bcr-worked-grid code{display:block;padding:9px;border-radius:7px;background:#f1f5f9;color:#1d3557;font:600 9px/1.45 monospace}.bcr-worked-grid p{font-size:11px}.bcr-range-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin:17px 0}.bcr-range-grid>div{padding:14px 9px;border:1px solid #e2e8f0;border-top:3px solid #3b82f6;border-radius:9px;background:#fff;text-align:center}.bcr-range-grid>div:nth-child(2){border-top-color:#22c55e}.bcr-range-grid>div:nth-child(3){border-top-color:#f59e0b}.bcr-range-grid span,.bcr-range-grid strong{display:block}.bcr-range-grid span{color:#64748b;font:700 8px Inter,sans-serif;text-transform:uppercase}.bcr-range-grid strong{margin:5px 0;color:#1d3557;font:800 17px Lexend,sans-serif}.bcr-range-grid p{margin:0;font-size:9px}.bcr-check{padding:0;list-style:none}.bcr-check li{position:relative;margin-bottom:8px;padding:11px 12px 11px 36px;border-radius:8px;background:#f8fafc;font-size:12px}.bcr-check li:before{content:'✓';position:absolute;left:12px;color:#16a34a;font-weight:800}.bcr-patterns{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin:17px 0}.bcr-patterns>div{padding:15px;border:1px solid #e2e8f0;border-radius:10px;background:#fff}.bcr-patterns span{color:#e63946;font:700 8px Inter,sans-serif;text-transform:uppercase}.bcr-patterns h3{margin:6px 0;font-size:11px}.bcr-patterns p{margin:0;font-size:10px}.bcr-compare{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:18px 0}.bcr-compare>div{padding:18px;border:1px solid #dbe3ed;border-radius:11px;background:#fff}.bcr-compare span{display:block;color:#e63946;font:700 9px Inter,sans-serif;text-transform:uppercase}.bcr-compare h3{margin:5px 0;font-size:13px}.bcr-compare p{font-size:11px}.bcr-alert{margin:15px 0;padding:14px 16px;border-left:4px solid #e63946;border-radius:8px;background:#fff1f2;color:#881337;font:12px/1.6 Inter,sans-serif}.bcr-faq details{border-bottom:1px solid #e2e8f0}.bcr-faq summary{padding:14px 3px;cursor:pointer;color:#1d3557;font:600 13px Lexend,sans-serif}.bcr-faq p{margin:0;padding:0 3px 14px;font-size:12px}.bcr-sources li{margin-bottom:9px;font-size:12px}.bcr-source-note{padding:11px;border-radius:8px;background:#f8fafc;color:#64748b;font-size:10px}.bcr-author{display:grid;grid-template-columns:55px 1fr;gap:15px;margin-top:25px;padding:20px;border:1px solid #dbe3ed;border-radius:13px;background:#fff}.bcr-avatar{display:flex;align-items:center;justify-content:center;width:52px;height:52px;border-radius:50%;background:#1d3557;color:#fff;font:800 15px Lexend,sans-serif}.bcr-author>div>span{color:#e63946;font:700 9px Inter,sans-serif;text-transform:uppercase;letter-spacing:.06em}.bcr-author h2{margin:4px 0 7px;font-size:16px}.bcr-author p{margin:0 0 8px;font-size:11px}.bcr-author-link{color:#1d4ed8;font:600 10px Lexend,sans-serif;text-decoration:none}.bcr-sidebar nav{display:grid}.bcr-sidebar .health-item{text-decoration:none}.bcr-sidebar .health-icon{font-size:8px;font-weight:800}.bcr-source-card p{font-size:11px}
@media(max-width:900px){.bcr-layout{grid-template-columns:1fr}.bcr-sidebar{position:static}}@media(max-width:760px){.bcr-range-grid,.bcr-patterns{grid-template-columns:1fr}}@media(max-width:600px){.bcr-card{padding:17px}.bcr-fields,.bcr-actions,.bcr-formula-grid,.bcr-worked-grid,.bcr-compare{grid-template-columns:1fr}.bcr-result-grid{grid-template-columns:1fr}.bcr-main-value strong{font-size:30px}.bcr-stats{grid-template-columns:repeat(3,1fr)}.bcr-stats .stat-box{padding:9px 3px}.bcr-author{grid-template-columns:1fr}.bcr-avatar{width:45px;height:45px}}@media(max-width:390px){.bcr-unit-switch>span{width:100%;margin-bottom:2px}}@media print{header,footer,#progress-bar,.bcr-hero-grid>div:first-child,#bcr-form,.bcr-print,.bcr-content{display:none!important}.bcr-hero-grid{display:block!important}.bcr-card{box-shadow:none;border:0}.bcr-result{border:0}}