#bt-tool h2,#bt-tool h3,#bt-tool p,#bt-tool ul,#bt-tool li,#bt-tool a,#bt-tool label,#bt-tool input,#bt-tool button,#bt-tool table,#bt-tool thead,#bt-tool tbody,#bt-tool tr,#bt-tool th,#bt-tool td,#bt-tool span,#bt-tool div,#bt-tool section,#bt-tool small,#bt-tool strong,#bt-tool code,#bt-tool dl,#bt-tool dt,#bt-tool dd,#bt-ref h2,#bt-ref h3,#bt-ref p,#bt-ref ul,#bt-ref li,#bt-ref a,#bt-ref label,#bt-ref input,#bt-ref button,#bt-ref table,#bt-ref thead,#bt-ref tbody,#bt-ref tr,#bt-ref th,#bt-ref td,#bt-ref span,#bt-ref div,#bt-ref section,#bt-ref small,#bt-ref strong,#bt-ref code,#bt-ref dl,#bt-ref dt,#bt-ref dd{all:revert;box-sizing:border-box}#bt-tool h2::before,#bt-tool h2::after,#bt-tool h3::before,#bt-tool h3::after,#bt-ref h2::before,#bt-ref h2::after,#bt-ref h3::before,#bt-ref h3::after{content:none}#bt-tool,#bt-ref{display:block;color:#2d3748;margin:0 0 20px;font-variant-numeric:tabular-nums}#bt-tool p,#bt-ref p{margin:0;font-size:14px;line-height:1.7;color:#2d3748;text-align:left}#bt-tool a,#bt-ref a{color:#2b6cb0;text-decoration:underline}#bt-tool .ht-hero,#bt-ref .ht-hero{margin:16px 4px 18px}#bt-tool .ht-hero__lead,#bt-ref .ht-hero__lead{font-size:16px;font-weight:700;line-height:1.7;margin:0 0 6px}#bt-tool .ht-hero__lead strong,#bt-ref .ht-hero__lead strong{font-weight:700;color:#2d3748;background:linear-gradient(transparent 62%, rgba(58, 171, 210, 0.28) 62%)}#bt-tool .ht-hero__sub,#bt-ref .ht-hero__sub{font-size:13px;color:#718096}#bt-tool .ht-card,#bt-ref .ht-card{display:block;background:#fff;border:1px solid #e2e8f0;border-radius:14px;padding:18px 16px;margin:0 0 14px;box-shadow:0 2px 10px rgba(45,55,72,.06)}#bt-tool .ht-card__title,#bt-ref .ht-card__title{display:flex;align-items:center;gap:8px;font-size:16px;font-weight:700;line-height:1.4;color:#2d3748;margin:0 0 14px;padding:0;border:none;background:none;text-align:left}#bt-tool .ht-step,#bt-ref .ht-step{display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;width:24px;height:24px;font-size:13px;font-weight:700;color:#fff;background:linear-gradient(135deg, #3AABD2, #2b6cb0);border-radius:50%}#bt-tool .ht-card__subtitle,#bt-ref .ht-card__subtitle{display:block;font-size:15px;font-weight:700;line-height:1.5;color:#2d3748;margin:0 0 10px;padding:0 0 0 10px;border:none;border-left:4px solid #3aabd2;background:none;text-align:left}#bt-tool .ht-field,#bt-ref .ht-field{display:block}#bt-tool .ht-field+.ht-field,#bt-ref .ht-field+.ht-field{margin-top:20px;padding-top:18px;border-top:1px solid #edf2f7}#bt-tool .ht-field__label,#bt-ref .ht-field__label{display:block;font-size:13px;font-weight:700;color:#718096;margin:0 0 8px;text-align:left}#bt-tool .ht-input-group,#bt-ref .ht-input-group{display:flex;align-items:center;background:#f7fafc;border:2px solid #e2e8f0;border-radius:12px;padding:0 14px;transition:border-color .15s ease,background-color .15s ease,box-shadow .15s ease}#bt-tool .ht-input-group:focus-within,#bt-ref .ht-input-group:focus-within{background:#fff;border-color:#3aabd2;box-shadow:0 0 0 4px rgba(58,171,210,.15)}#bt-tool .ht-input-group__prefix,#bt-tool .ht-input-group__suffix,#bt-ref .ht-input-group__prefix,#bt-ref .ht-input-group__suffix{flex:0 0 auto;font-size:18px;font-weight:700;color:#718096}#bt-tool .ht-input-group__prefix,#bt-ref .ht-input-group__prefix{margin-right:4px}#bt-tool .ht-input-group__suffix,#bt-ref .ht-input-group__suffix{margin-left:4px}#bt-tool input.ht-input,#bt-tool input.ht-input:placeholder-shown,#bt-ref input.ht-input,#bt-ref input.ht-input:placeholder-shown{flex:1 1 auto;min-width:0;width:100%;font-family:inherit;font-size:24px;font-weight:700;color:#2d3748;background:rgba(0,0,0,0);border:none;border-radius:0;outline:none;box-shadow:none;padding:12px 0;margin:0;text-align:left;appearance:none}#bt-tool input.ht-input::placeholder,#bt-tool input.ht-input:placeholder-shown::placeholder,#bt-ref input.ht-input::placeholder,#bt-ref input.ht-input:placeholder-shown::placeholder{font-size:18px;font-weight:400;color:#a0aec0}#bt-tool .ht-chips,#bt-ref .ht-chips{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0 0}#bt-tool .ht-chip,#bt-ref .ht-chip{display:inline-block;font-family:inherit;font-size:13px;font-weight:700;color:#2b6cb0;background:#fff;border:1px solid #cbd5e0;border-radius:999px;padding:6px 12px;margin:0;cursor:pointer;appearance:none;transition:background-color .12s ease,border-color .12s ease,color .12s ease}#bt-tool .ht-chip:active,#bt-ref .ht-chip:active{background:#ebf4ff;border-color:#90b4e0}#bt-tool .ht-chip.is-active,#bt-ref .ht-chip.is-active{background:#2b6cb0;border-color:#2b6cb0;color:#fff}#bt-tool [hidden],#bt-ref [hidden]{display:none !important}#bt-tool .ht-seg,#bt-ref .ht-seg{display:flex;gap:4px;padding:4px;margin:0 0 10px;background:#f7fafc;border:1px solid #e2e8f0;border-radius:12px}#bt-tool .ht-seg__btn,#bt-ref .ht-seg__btn{flex:1 1 0;display:block;font-family:inherit;font-size:14px;font-weight:700;color:#718096;background:rgba(0,0,0,0);border:none;border-radius:9px;padding:9px 6px;margin:0;text-align:center;cursor:pointer;appearance:none;transition:background-color .15s ease,color .15s ease,box-shadow .15s ease}#bt-tool .ht-seg__btn.is-active,#bt-ref .ht-seg__btn.is-active{color:#2b6cb0;background:#fff;box-shadow:0 1px 4px rgba(45,55,72,.15)}#bt-tool .ht-field__hint,#bt-ref .ht-field__hint{display:block;font-size:12px;line-height:1.6;color:#718096;margin:8px 0 0;text-align:left}#bt-tool .ht-actions,#bt-ref .ht-actions{display:flex;justify-content:flex-end;margin:16px 0 0}#bt-tool .ht-clear-btn,#bt-ref .ht-clear-btn{display:inline-block;font-family:inherit;font-size:13px;font-weight:700;color:#718096;background:#fff;border:1px solid #e2e8f0;border-radius:999px;padding:7px 16px;margin:0;cursor:pointer;appearance:none}#bt-tool .ht-clear-btn:active,#bt-ref .ht-clear-btn:active{background:#f7fafc}#bt-tool .ht-result,#bt-ref .ht-result{display:block;background:linear-gradient(160deg, #f0f8fc, #fff 70%);border:1px solid #cfe8f3;border-radius:12px;padding:18px 14px 16px;text-align:center}#bt-tool .ht-cond,#bt-ref .ht-cond{display:grid;grid-template-columns:1fr 1fr;margin:0 0 16px;padding:0;background:#e6f5fb;border-radius:10px;overflow:hidden}#bt-tool .ht-cond--3,#bt-ref .ht-cond--3{grid-template-columns:repeat(3, 1fr)}#bt-tool .ht-cond--3 .ht-cond__value,#bt-ref .ht-cond--3 .ht-cond__value{font-size:15px}#bt-tool .ht-cond__item:only-child,#bt-ref .ht-cond__item:only-child{grid-column:1/-1}#bt-tool .ht-cond__item,#bt-ref .ht-cond__item{display:block;padding:8px 6px;text-align:center;min-width:0}#bt-tool .ht-cond__item+.ht-cond__item,#bt-ref .ht-cond__item+.ht-cond__item{border-left:2px solid #fff}#bt-tool .ht-cond__label,#bt-ref .ht-cond__label{display:block;font-size:11px;font-weight:700;color:#1f6f96;margin:0 0 1px}#bt-tool .ht-cond__value,#bt-ref .ht-cond__value{display:block;font-size:17px;font-weight:700;line-height:1.3;color:#2b6cb0;margin:0;overflow-wrap:anywhere}#bt-tool .ht-result__label,#bt-ref .ht-result__label{display:block;font-size:13px;font-weight:700;color:#1f6f96;margin:0 0 4px;text-align:center}#bt-tool .ht-result__value,#bt-ref .ht-result__value{display:block;font-size:40px;font-weight:700;line-height:1.2;color:#2b6cb0;margin:0;text-align:center;overflow-wrap:anywhere}#bt-tool .ht-result__unit,#bt-ref .ht-result__unit{display:inline;font-size:22px;font-weight:700;color:#2b6cb0;margin-left:4px}#bt-tool .ht-result.is-minus .ht-result__value,#bt-tool .ht-result.is-minus .ht-result__unit,#bt-ref .ht-result.is-minus .ht-result__value,#bt-ref .ht-result.is-minus .ht-result__unit{color:#c53030}#bt-tool .ht-result__freq,#bt-ref .ht-result__freq{display:block;font-size:15px;font-weight:700;color:#2d3748;margin:6px 0 0;text-align:center;overflow-wrap:anywhere}#bt-tool .ht-result__freq.is-tiny,#bt-ref .ht-result__freq.is-tiny{font-size:13px;color:#c53030}#bt-tool .ht-bar,#bt-ref .ht-bar{display:flex;width:100%;height:12px;margin:16px 0 8px;background:#e2f1f8;border-radius:999px;overflow:hidden}#bt-tool .ht-bar__fill,#bt-ref .ht-bar__fill{display:block;height:100%;width:0;background:linear-gradient(90deg, #3AABD2, #2b6cb0);border-radius:999px;transition:width .3s ease}#bt-tool .ht-bar-legend,#bt-ref .ht-bar-legend{display:flex;justify-content:space-between;gap:8px;font-size:12px;color:#718096;text-align:left}#bt-tool .ht-bar-legend span,#bt-ref .ht-bar-legend span{display:inline}#bt-tool .ht-bar-legend strong,#bt-ref .ht-bar-legend strong{font-weight:700;color:#2d3748}#bt-tool .ht-bar-legend__hamari::before,#bt-tool .ht-bar-legend__hit::before,#bt-ref .ht-bar-legend__hamari::before,#bt-ref .ht-bar-legend__hit::before{content:"";display:inline-block;width:8px;height:8px;margin-right:4px;border-radius:50%;vertical-align:1px}#bt-tool .ht-bar-legend__hamari::before,#bt-ref .ht-bar-legend__hamari::before{background:#2b6cb0}#bt-tool .ht-bar-legend__hit::before,#bt-ref .ht-bar-legend__hit::before{background:#bfe0ee}#bt-tool .ht-stats,#bt-ref .ht-stats{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:12px 0 0;padding:0;list-style:none}#bt-tool .ht-stat,#bt-ref .ht-stat{display:block;background:#f7fafc;border:1px solid #edf2f7;border-radius:10px;padding:10px 8px;text-align:center}#bt-tool .ht-stat__label,#bt-ref .ht-stat__label{display:block;font-size:11px;font-weight:700;color:#718096;margin:0 0 2px}#bt-tool .ht-stat .ht-nowrap,#bt-ref .ht-stat .ht-nowrap{display:inline-block}#bt-tool .ht-stat__value,#bt-ref .ht-stat__value{display:block;font-size:16px;font-weight:700;color:#2d3748;overflow-wrap:anywhere}#bt-tool .ht-placeholder,#bt-ref .ht-placeholder{display:none;font-size:13px;color:#718096;text-align:center;background:#f7fafc;border:1px dashed #cbd5e0;border-radius:12px;padding:28px 12px}#bt-tool .ht-result-card.is-empty .ht-result,#bt-ref .ht-result-card.is-empty .ht-result{display:none}#bt-tool .ht-result-card.is-empty .ht-placeholder,#bt-ref .ht-result-card.is-empty .ht-placeholder{display:block}#bt-tool .ht-table-note,#bt-ref .ht-table-note{font-size:12px;color:#718096;margin:0 0 10px}#bt-tool .ht-table,#bt-ref .ht-table{display:table;width:100%;border-collapse:separate;border-spacing:0;font-size:13px;border:1px solid #e2e8f0;border-radius:10px;overflow:hidden}#bt-tool .ht-table th,#bt-tool .ht-table td,#bt-ref .ht-table th,#bt-ref .ht-table td{padding:9px 6px;text-align:center;border-bottom:1px solid #edf2f7;color:#2d3748;background:#fff}#bt-tool .ht-table thead th,#bt-ref .ht-table thead th{font-size:12px;font-weight:700;color:#fff;background:linear-gradient(135deg, #3AABD2, #2b6cb0);border-bottom:none}#bt-tool .ht-table tbody th,#bt-ref .ht-table tbody th{font-weight:700;color:#1f6f96;background:#f7fafc}#bt-tool .ht-table tbody tr:last-child th,#bt-tool .ht-table tbody tr:last-child td,#bt-ref .ht-table tbody tr:last-child th,#bt-ref .ht-table tbody tr:last-child td{border-bottom:none}#bt-tool .ht-table tr.is-current th,#bt-tool .ht-table tr.is-current td,#bt-ref .ht-table tr.is-current th,#bt-ref .ht-table tr.is-current td{background:#e6f5fb;font-weight:700}#bt-tool .ht-table tr.is-current th,#bt-ref .ht-table tr.is-current th{box-shadow:inset 4px 0 0 #3aabd2}#bt-tool .ht-table .ht-col-games,#bt-ref .ht-table .ht-col-games{display:none}#bt-tool .ht-table.has-games .ht-col-games,#bt-ref .ht-table.has-games .ht-col-games{display:table-cell}#bt-tool .ht-desc+.ht-desc,#bt-ref .ht-desc+.ht-desc{margin-top:8px}#bt-tool .ht-formula,#bt-ref .ht-formula{display:block;font-size:15px;font-weight:700;color:#2d3748;text-align:center;background:#f7fafc;border:1px solid #edf2f7;border-radius:10px;padding:12px 8px;margin:10px 0}#bt-tool .ht-formula code,#bt-ref .ht-formula code{font-family:inherit;font-size:inherit;font-weight:inherit}#bt-tool .ht-examples,#bt-ref .ht-examples{display:grid;gap:10px;margin:0;padding:0;list-style:none}#bt-tool .ht-example,#bt-ref .ht-example{display:flex;flex-direction:column;gap:6px;background:#f7fafc;border:1px solid #edf2f7;border-radius:10px;padding:12px 14px}#bt-tool .ht-example__title,#bt-ref .ht-example__title{font-size:14px;font-weight:700;line-height:1.6}#bt-tool .ht-example__meta,#bt-ref .ht-example__meta{font-size:13px;color:#718096}#bt-tool .ht-example__meta strong,#bt-ref .ht-example__meta strong{font-weight:700;color:#2b6cb0}#bt-tool .ht-example__btn,#bt-ref .ht-example__btn{align-self:flex-start;font-family:inherit;font-size:12px;font-weight:700;color:#2b6cb0;background:#fff;border:1px solid #cbd5e0;border-radius:999px;padding:6px 14px;margin:0;cursor:pointer;appearance:none}#bt-tool .ht-example__btn:hover,#bt-tool .ht-example__btn:active,#bt-ref .ht-example__btn:hover,#bt-ref .ht-example__btn:active{background:#ebf4ff;border-color:#90b4e0}#bt-tool .ht-links,#bt-ref .ht-links{display:block;margin:0;padding:0 0 0 1.2em;font-size:14px;line-height:1.9;text-align:left}#bt-tool .ht-links li,#bt-ref .ht-links li{display:list-item;text-align:left}#bt-tool .bt-group-title,#bt-ref .bt-group-title{font-size:14px;font-weight:700;color:#2d3748;margin:0 0 12px;padding-left:8px;border-left:3px solid #3aabd2}.ht-field+#bt-tool .bt-group-title,.ht-field+#bt-ref .bt-group-title{margin-top:22px}