.lufs-panel{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);border:1px solid #dedede;border-radius:18px;background:#fafafa;overflow:hidden}.lufs-input{padding:32px}.lufs-input h2{font-size:23px;margin:10px 0}.lufs-input>p{font-size:13px;line-height:1.9;color:#606060}.lufs-results{background:#202020;color:#fafafa;padding:34px;display:flex;flex-direction:column;justify-content:center}.lufs-results h2{font-size:13px;font-weight:500;letter-spacing:1px;color:#dedede;margin:0 0 10px}.lufs-main{font-size:clamp(32px,4vw,54px);line-height:1.25;font-weight:600;letter-spacing:-2px;overflow-wrap:anywhere;margin:8px 0 27px;font-variant-numeric:tabular-nums}.lufs-secondary{display:grid;grid-template-columns:1fr 1fr;gap:24px;padding-block:20px;border-block:1px solid #606060}.lufs-secondary small{display:block;font-size:12px;color:#dedede;margin-bottom:10px}.lufs-secondary strong{font-size:25px;font-variant-numeric:tabular-nums;letter-spacing:-.6px;overflow-wrap:anywhere}.lufs-results p{font-size:12px;line-height:1.9;color:#e8e8e8;margin:20px 0 0}.lufs-results .setting-note{font-size:11px;color:#dedede;margin-top:12px}.lufs-input .dropzone{min-height:180px;margin:25px 0}.lufs-input .image-meta strong{overflow-wrap:anywhere;word-break:break-word}.lufs-input progress{width:100%;accent-color:#202020}.measurement-note{padding:18px 22px;margin-top:18px;border:1px solid #e8e8e8;border-radius:12px;font-size:12px;line-height:1.9;color:#606060}.lufs-panel [hidden]{display:none!important}.lufs-panel .error{color:#202020}.dropzone.dragging{outline:3px solid #606060}.lufs-results .metric-title{letter-spacing:1px;text-transform:uppercase}.lufs-input .text-button{min-height:38px}.lufs-input label:focus-visible{outline:3px solid #606060;outline-offset:4px}@media(max-width:760px){.lufs-panel{grid-template-columns:1fr}.lufs-input{padding:24px}.lufs-results{padding:28px 24px}.lufs-main{font-size:46px}.lufs-secondary{gap:16px}.lufs-secondary strong{font-size:23px}.lufs-input .dropzone{min-height:150px}}
.lufs-panel{border-radius:4px;background:#fafafa;border-color:#dedede}.lufs-results{background:#202020;color:#fff}.lufs-results h2,.lufs-secondary small,.lufs-results p,.lufs-results .setting-note{color:#e8e8e8}.lufs-secondary{border-color:#606060}.measurement-note{border-radius:3px}.lufs-panel .error{color:#202020;font-weight:650}

/* Practical guides and published measurement evidence. */
.search-guide{line-height:1.9}.search-guide>h2{font-size:24px;line-height:1.5;margin-bottom:20px}.search-guide>h3{font-size:17px;margin-top:28px}.search-guide>p{font-size:14px;max-width:850px}.search-guide .guide-grid{margin-block:24px}.evidence-table{overflow-x:auto;margin-block:24px}.evidence-table table{width:100%;border-collapse:collapse;font-size:13px;text-align:left}.evidence-table caption{text-align:left;font-weight:600;margin-bottom:12px}.evidence-table th,.evidence-table td{padding:12px 10px;border-bottom:1px solid #dedede}.evidence-table thead{background:#f4f4f4}.evidence-table td{white-space:nowrap;font-variant-numeric:tabular-nums}@media(max-width:600px){.search-guide>h2{font-size:21px}.evidence-table th,.evidence-table td{padding:10px 6px;font-size:12px}}
.search-guide a{color:inherit;text-underline-offset:3px}