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minmax(0,1fr)}.bt-tool__form,.bt-tool__readout{padding:1.75rem}.bt-tool__readout{border-top:0;border-left:1px solid var(--bt-line)}}.bt-tool__result{min-height:6rem}.bt-tool__result:empty::before{content:attr(data-empty);display:block;max-width:34ch;color:var(--bt-ink);opacity:.72}.bt-tool__noscript{margin:0;padding:1rem 1.25rem}.bt-tool__row{display:grid;gap:.35rem;margin:0 0 1rem}.bt-tool__row label,.bt-tool__modes legend{font-weight:700}.bt-tool input[type="text"],.bt-tool input[type="number"],.bt-tool input[type="url"],.bt-tool select,.bt-tool textarea{width:100%;box-sizing:border-box;min-height:44px;padding:.55rem .7rem;border:1px solid var(--bt-muted);border-radius:var(--bt-r-sm);font:inherit;background:#fff;color:var(--bt-ink)}.bt-tool input:focus-visible,.bt-tool select:focus-visible,.bt-tool textarea:focus-visible{outline:3px solid var(--tool-ink);outline-offset:1px}.bt-tool textarea{min-height:7rem;resize:vertical}.bt-tool input[type="file"]{width:100%;box-sizing:border-box;padding:1.5rem 1rem;border:2px dashed var(--tool-ink);border-radius:var(--bt-r-md);background:var(--tool-tint)}.bt-tool input[type="file"]::file-selector-button{margin-right:.75rem;min-height:40px;padding:.4rem 1rem;border:0;border-radius:var(--bt-r-pill);background:var(--tool-ink);color:#fff;font:700 .9375rem var(--bt-head);cursor:pointer}.bt-tool__help{font-size:.8125rem;color:var(--bt-muted)}.bt-tool__check{display:flex;flex-wrap:wrap;gap:.25rem 1.25rem;margin:0 0 1rem}.bt-tool__check label,.bt-tool__modes label{display:inline-flex;align-items:center;gap:.4rem;min-height:44px}.bt-tool__modes{border:0;padding:0;margin:0 0 1rem;display:grid}.bt-tool__more{margin:0 0 1rem}.bt-tool__more summary{cursor:pointer;min-height:44px;display:flex;align-items:center;color:var(--tool-ink);font-weight:700}.bt-tool__actions{margin:0;display:flex;flex-wrap:wrap;gap:.5rem}.bt-tool button,.bt-tool a.bt-tool__go,.bt-tool a.bt-tool__go:hover{display:inline-flex;align-items:center;min-height:44px;padding:.55rem 1.2rem;border:1px solid var(--tool-ink);border-radius:var(--bt-r-pill);background:var(--tool-ink);color:#fff;font:700 1rem var(--bt-head);text-decoration:none;cursor:pointer}.bt-tool button.is-secondary{background:#fff;color:var(--tool-ink)}.bt-tool button:focus-visible,.bt-tool a.bt-tool__go:focus-visible{outline:3px solid var(--bt-ink);outline-offset:2px}.bt-tool__big{margin:0 0 .5rem;font:800 clamp(2rem,6vw,3rem)/1 var(--bt-head);color:var(--tool-ink);overflow-wrap:anywhere}.bt-tool__meter{height:10px;border-radius:var(--bt-r-pill);background:rgba(0,0,0,.08);overflow:hidden;margin:.5rem 0 1rem}.bt-tool__meter>span{display:block;height:100%;background:var(--tool-ink)}.bt-tool__meter.is-warn>span{background:#a84300}.bt-tool__meter.is-bad>span{background:#b42318}.bt-tool__table{width:100%;border-collapse:collapse;font-size:.9375rem;margin:0 0 1rem}.bt-tool__table th,.bt-tool__table td{text-align:left;padding:.45rem .25rem;border-bottom:1px solid rgba(0,0,0,.1);vertical-align:top}.bt-tool__out{display:block;font:600 1.125rem ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;word-break:break-all;padding:.9rem 1rem;border-radius:var(--bt-r-md);background:#fff;margin:0 0 .75rem}.bt-tool__qr{display:block;width:min(100%,260px);height:auto;image-rendering:pixelated;background:#fff;padding:.75rem;box-sizing:border-box;border-radius:var(--bt-r-md);margin:0 0 .75rem}.bt-serp{font-family:Arial,sans-serif;max-width:600px;padding:.9rem 1rem;margin:0 0 1rem;background:#fff;border-radius:var(--bt-r-md)}.bt-serp__url{font-size:14px;color:#202124;margin:0}.bt-serp__title{font-size:20px;line-height:1.3;color:#1a0dab;margin:.25rem 0}.bt-serp__desc{font-size:14px;line-height:1.58;color:#4d5156;margin:0}.bt-tool .is-over{color:#b42318;font-weight:700}.bt-tool .is-ok{color:#0b7a3e;font-weight:700}.bt-toolgrid{list-style:none;padding:0;margin-block:2rem;display:grid;gap:1rem;grid-template-columns:minmax(0,1fr)}.bt-toolgrid__item{margin:0}.bt-toolgrid__tile{display:flex;flex-direction:column;gap:.5rem;height:100%;box-sizing:border-box;padding:1.25rem;border:2px solid transparent;border-radius:var(--bt-radius);background:var(--tool-tint);color:var(--bt-ink);text-decoration:none}.bt-toolgrid a.bt-toolgrid__tile,.bt-toolgrid a.bt-toolgrid__tile:hover{color:var(--bt-ink);text-decoration:none}.bt-toolgrid__tile:hover{border-color:var(--tool-ink)}.bt-toolgrid__tile:focus-visible{outline:3px solid var(--tool-ink);outline-offset:3px}.bt-toolgrid__tile .bt-tool__glyph{background:#fff;margin-bottom:.5rem}.bt-toolgrid__name{font:800 1.25rem/1.2 var(--bt-head)}.bt-toolgrid__desc{font-size:.9375rem;line-height:1.5}.bt-toolgrid__hub{margin-top:auto;padding-top:.5rem;font-size:.8125rem;font-weight:700;color:var(--tool-ink)}@media (min-width: 600px){.bt-toolgrid{grid-template-columns:repeat(2,minmax(0,1fr))}.bt-toolgrid__item:first-child{grid-column:span 2}}@media (min-width: 960px){.bt-toolgrid{grid-template-columns:repeat(3,minmax(0,1fr))}.bt-toolgrid__item:first-child{grid-row:span 2}.bt-toolgrid__item:first-child .bt-toolgrid__tile{justify-content:flex-end;padding:2rem}.bt-toolgrid__item:first-child .bt-tool__glyph{width:4.5rem;height:4.5rem;margin-bottom:auto}.bt-toolgrid__item:first-child .bt-tool__glyph svg{width:36px;height:36px}.bt-toolgrid__item:first-child .bt-toolgrid__name{font-size:clamp(1.75rem,3vw,2.5rem)}.bt-toolgrid__item:first-child .bt-toolgrid__desc{font-size:1.0625rem;max-width:40ch}.bt-toolgrid__item:first-child .bt-toolgrid__hub{margin-top:.25rem}}.bt-tool--mic audio{display:block;width:100%;margin:0 0 .75rem}.bt-tool--speaker input[type="range"]{width:100%;min-height:44px;accent-color:var(--tool-ink)}.bt-tool--webcam video,.bt-tool--webcam img{display:block;width:100%;height:auto;border-radius:var(--bt-r-md);background:#000;margin:0 0 .75rem}.bt-tool--webcam video.is-mirror{transform:scaleX(-1)}.bt-tool--keyboard [data-kb]{display:grid;gap:3px;font-size:.625rem}.bt-tool--keyboard [data-kb]>div{display:flex;gap:3px}.bt-tool--keyboard [data-k]{min-width:0;padding:.5em 0;border:1px solid #0003;border-radius:3px;background:#fff;text-align:center;overflow:hidden}.bt-tool--keyboard [data-t]{background:var(--tool-ink);color:#fff}.bt-tool--keyboard [data-d]{background:var(--bt-ink)}.bt-tool--image input[type="range"]{width:100%;min-height:44px;margin:0;accent-color:var(--tool-ink)}.bt-tool__secret{-webkit-text-security:disc;text-security:disc}@media print{.bt-tool__form,.bt-tool__head,.bt-tool__actions{display:none}.bt-tool,.bt-tool__readout{border:0;background:none}body.bt-print-tool *{visibility:hidden}body.bt-print-tool .bt-tool__result,body.bt-print-tool .bt-tool__result *{visibility:visible}body.bt-print-tool .bt-tool__result{position:absolute;inset:0 auto auto 0;width:100%;text-align:center}}