:root{color-scheme:light;--ink:#102b46;--muted:#5a6c7c;--line:#dbe2e8;--paper:#eef2f5;--orange:#c0551b;--blue:#244f79;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper)}
*{box-sizing:border-box}body{margin:0}main{max-width:860px;margin:auto;padding:0 28px calc(24px + env(safe-area-inset-bottom))}header{height:94px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.wordmark{font-size:18px;font-weight:650;letter-spacing:.04em}.mark{display:inline-grid;place-items:center;width:28px;height:28px;background:var(--ink);color:white;border-radius:7px;margin-right:7px}.private,.eyebrow,.note,.footnote,footer{font-size:12px;color:var(--muted)}.private{border:1px solid var(--line);padding:5px 10px;border-radius:20px}.eyebrow{letter-spacing:.12em;font-weight:600;margin:0 0 10px}.banner{padding:12px 16px;background:#fff1d8;color:#7c4a09;border-left:3px solid #c88621;font-size:13px;margin-top:20px;line-height:1.7}#message{font-size:14px;color:#8c361e;line-height:1.7}#message:empty{display:none}h1{font-size:34px;letter-spacing:-.04em;line-height:1.3;margin:0}h2{font-size:22px;margin:0}h3{font-size:15px;margin:0 0 15px}p{line-height:1.8}button,input{font:inherit}button{border:0;border-radius:8px;background:var(--ink);color:white;padding:12px 18px;font-size:14px;font-weight:600;cursor:pointer}button:disabled{opacity:.45;cursor:not-allowed}button:focus-visible,input:focus-visible{outline:3px solid #df852d;outline-offset:4px}.quiet{background:transparent;color:var(--ink);border:1px solid var(--line)}.secondary{background:#e6edf3;color:var(--ink)}.panel{background:#fff;border:1px solid var(--line);border-radius:14px}.login{margin:48px auto;padding:40px;max-width:510px}.login p{color:var(--muted)}form{display:grid;gap:12px;margin:28px 0}label{font-size:13px}input{width:100%;padding:13px;border:1px solid #aebcc8;border-radius:8px;background:#fff}.page-title{display:flex;align-items:center;justify-content:space-between;margin:38px 0 28px}nav{display:flex;gap:26px;border-bottom:1px solid var(--line);margin-bottom:24px}nav button{border-radius:0;padding:12px 0;background:none;color:var(--muted);border-bottom:3px solid transparent}nav .active{border-bottom-color:var(--ink);color:var(--ink)}.device{padding:30px}.device-head{display:flex;justify-content:space-between;align-items:center}.device-head h2 span{display:inline-block;font-size:13px;color:var(--muted);font-weight:400;margin-left:6px}.pill{font-size:12px;background:#edf2f6;padding:7px 11px;border-radius:20px}.battery-readout{display:flex;align-items:baseline;margin:35px 0 10px;gap:8px}#percent{font-size:104px;line-height:1;letter-spacing:-.075em;font-weight:450;font-variant-numeric:tabular-nums}.unit{font-size:30px;color:var(--muted)}#power{margin-left:auto;font-size:14px;color:var(--muted)}meter{display:block;width:100%;height:22px;margin:20px 0 28px}meter::-webkit-meter-bar{background:#e7edf2;border:0;border-radius:4px}meter::-webkit-meter-optimum-value{background:var(--blue)}meter::-webkit-meter-suboptimum-value{background:#bf861d}meter::-webkit-meter-even-less-good-value{background:#b1462e}.device-details{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);padding-top:22px;gap:20px}.device-details span{display:block;font-size:12px;color:var(--muted);margin-bottom:8px}.device-details strong{font-size:14px;font-weight:500}.device .note{margin-bottom:0}.rules{margin:30px 0}.rules>div{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);font-size:13px;gap:18px}.rules span{font-weight:600}.rules p{color:var(--muted)}.footnote{margin-top:24px}.section-heading{display:flex;justify-content:space-between;align-items:center;margin:30px 0}.section-heading span{font-size:12px;color:var(--muted)}ol{list-style:none;padding:0}li{border-top:1px solid var(--line);padding:18px 0}li time{font-size:12px;color:var(--muted)}li p{margin:8px 0;font-size:14px}li small{color:var(--muted);font-size:12px}.setup{padding:28px;display:grid;gap:12px}.setup p{margin:0;color:var(--muted);font-size:14px}.setup h2{margin-bottom:10px}.privacy{padding:28px 0}.privacy p{font-size:13px;color:var(--muted)}footer{border-top:1px solid var(--line);margin-top:40px;padding-top:20px;display:flex;justify-content:space-between;gap:15px}[hidden]{display:none!important}
@media(max-width:520px){main{padding-left:20px;padding-right:20px}header{height:78px}.page-title{margin-top:28px}h1{font-size:28px}.device{padding:23px 20px}.device-head h2 span{display:block;margin:5px 0 0}#percent{font-size:88px}#power{font-size:12px}.battery-readout{margin-top:30px}.rules>div{font-size:12px}.rules p{max-width:55%;text-align:right}.login{padding:28px 22px;margin:28px auto}.setup{padding:23px 20px}nav{gap:24px}.device-details{gap:10px}.device-details strong{font-size:12px}}