:root{font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#1c2936;background:#f4f6f8;font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button,summary,a{-webkit-tap-highlight-color:transparent}button,summary{cursor:pointer}button:focus-visible,summary:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #598e2a;outline-offset:4px}header{height:100px;max-width:1220px;margin:auto;padding:0 44px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #dce1e5}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit;font-size:26px;font-weight:750;letter-spacing:-1px}.mark{background:#1c2936;color:#b5f36a;border-radius:10px;padding:1px 10px 7px;letter-spacing:2px;font-size:28px}.brand-note{font-size:13px;color:#6d7781;font-weight:400;letter-spacing:0;border-left:1px solid #d1d8de;margin-left:12px;padding-left:24px}.edition{font-size:12px;letter-spacing:2px;color:#697582}main{max-width:1220px;margin:auto;padding:52px 44px 0}.intro{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:34px}.eyebrow{font-size:12px;letter-spacing:2px;font-weight:700;color:#61707d;margin:0 0 12px}h1{font-size:48px;letter-spacing:-2px;line-height:1.1;margin:0;font-weight:650}h1 span{color:#6d9c35}.lede{font-size:17px;color:#687683;margin:16px 0 0}.privacy{display:flex;align-items:center;gap:8px;font-size:13px;color:#5b6b77;padding-bottom:2px}.privacy svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.6}.workspace{display:grid;grid-template-columns:1fr 1.12fr;gap:24px}.meter{background:#111b28;color:#fff;padding:30px 32px 24px;border-radius:24px;min-width:0;box-shadow:0 15px 28px #1224380c}.meter-top{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:12px;letter-spacing:1.4px;color:#a1afbe}#status{border:1px solid #3a4550;border-radius:30px;padding:7px 10px;font-size:11px;letter-spacing:1px}#status.live{border-color:#b5f36a;color:#b5f36a}.readout{text-align:center;padding:30px 0 27px}.readout-value{font-size:clamp(70px,8vw,104px);letter-spacing:-6px;font-weight:400;font-variant-numeric:tabular-nums;line-height:1.3}.readout-value span{color:#43505e}#unit{font-size:14px;color:#bdc8d3}#reading-note{font-size:14px;color:#b5f36a;min-height:20px;margin:22px 0 0}.level-track{height:9px;border-radius:9px;background:#354150;overflow:hidden}#level-fill{height:100%;width:0;background:#b5f36a;border-radius:9px;transition:width .18s}.scale{display:flex;justify-content:space-between;color:#95a3b2;font-size:12px;margin:10px 0 32px}.primary{width:100%;border:0;border-radius:12px;background:#b5f36a;color:#1a2e0c;display:flex;align-items:center;justify-content:center;gap:10px;padding:17px 12px;font-size:16px;font-weight:650;min-height:56px}.primary:hover{background:#c6fa8b}.primary svg{width:20px;height:23px;fill:none;stroke:currentColor;stroke-width:1.7}.mic-help{font-size:13px;color:#a9b6c5;text-align:center;line-height:1.5;min-height:39px;margin:16px 0 0}.side{display:flex;flex-direction:column;gap:20px;min-width:0}.history{background:white;border:1px solid #e0e5e9;border-radius:24px;padding:26px 26px 18px}.section-head{display:flex;align-items:center;justify-content:space-between;gap:10px}h2{font-size:16px;font-weight:600;margin:0}.section-head>span{font-size:10px;letter-spacing:1.4px;color:#7b8790}.chart{height:156px;position:relative;margin-top:22px;background:repeating-linear-gradient(to top,transparent 0px,transparent 38px,#e8edf1 38px,#e8edf1 39px)}canvas{width:100%;height:100%;display:block}#chart-empty{position:absolute;inset:32px 0 0;text-align:center;font-size:14px;line-height:1.6;color:#85919b;margin:0}.chart-labels{display:flex;justify-content:space-between;color:#82909b;font-size:12px;margin-top:10px}.stats{display:grid;grid-template-columns:repeat(3,1fr);margin-top:27px}.stats>div{border-right:1px solid #e1e6eb;padding-left:20px}.stats>div:first-child{padding-left:0}.stats>div:last-child{border:0}.stats span{display:block;font-size:13px;color:#73808b;margin-bottom:9px}.stats strong{font-size:25px;font-weight:500;letter-spacing:-1px;font-variant-numeric:tabular-nums}.stat-caption{font-size:12px;color:#7b8790;margin:16px 0 0}.accuracy{display:flex;gap:14px;padding:5px 5px 0}.info-icon{flex-shrink:0;border:1px solid #8b98a3;color:#61717f;border-radius:50%;width:19px;height:19px;text-align:center;font:13px Georgia;margin-top:1px}.accuracy p{font-size:14px;line-height:1.65;color:#677580;margin:9px 0 12px}.accuracy h2{font-size:15px}summary{font-size:14px;list-style:none;font-weight:550;display:flex;justify-content:space-between;gap:15px;padding:4px 0}summary::-webkit-details-marker{display:none}summary span{font-size:17px}details[open] summary span{transform:rotate(45deg)}.calibration-body{padding-top:6px}.calibration-body label{font-size:14px}.calibration-controls{display:flex;gap:8px;margin-top:8px}.calibration-controls input{width:110px;min-width:0;padding:10px;border:1px solid #b6c1ca;border-radius:8px;background:white}.calibration-controls button{background:#1c2936;color:white;border:0;border-radius:8px;padding:10px 15px}.text-button{border:0;background:none;padding:0;text-decoration:underline;color:#324c5e;font-size:14px}button:disabled{opacity:.55;cursor:wait}footer{display:flex;justify-content:space-between;border-top:1px solid #dce1e5;margin-top:38px;padding:22px 0 30px;color:#7a8792;font-size:12px}footer span:first-child{letter-spacing:1.4px;font-size:10px}@media(max-width:760px){header{height:77px;padding:0 24px}.brand-note{display:none}main{padding:32px 20px 0}.intro{display:block;margin-bottom:24px}h1{font-size:40px}.lede{font-size:16px;line-height:1.5;margin-top:12px}.privacy{margin-top:16px}.workspace{grid-template-columns:1fr}.meter{padding:24px}.readout{padding:24px 0}.readout-value{font-size:88px}.mic-help{min-height:20px}.history{padding:24px}.accuracy{padding:0 5px}.section-head>span{font-size:10px}footer{gap:20px;line-height:1.6;align-items:flex-start}footer span{max-width:48%}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}@media(min-width:761px) and (max-width:1000px){main{padding:40px 24px 0}header{padding:0 24px}.privacy{max-width:155px;line-height:1.5}.meter{padding:26px}.history{padding:23px}.section-head{align-items:flex-start;flex-direction:column}}[hidden]{display:none!important}

/* Keep the negative sign distinct from the digits on narrow screens. */
.readout-value{letter-spacing:0;font-size:clamp(64px,7.5vw,96px)}
.scale-help{font-size:14px;line-height:1.5;color:#bdc8d3;text-align:center;margin:0 0 22px}
.level-direction{display:flex;justify-content:space-between;font-size:14px;color:#d4dce5;margin-bottom:10px}
@media(max-width:760px){.readout-value{font-size:clamp(56px,16vw,88px)}}