:root{--bg:#f4f6f9;--card:#fff;--tx:#1d2733;--mut:#6b7785;--pri:#0f6cbd;--bd:#dde3ea;--ok:#1b7f4b;--err:#b3261e}
@media (prefers-color-scheme:dark){:root{--bg:#10151b;--card:#18202a;--tx:#e6ebf1;--mut:#93a0ae;--pri:#4aa3ff;--bd:#283341;--ok:#4cc38a;--err:#ff7b72}}
*{box-sizing:border-box}body{margin:0;font:15px/1.5 system-ui,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--tx)}
body.center{min-height:100vh;display:grid;place-items:center;padding:16px}
a{color:var(--pri)}code{background:var(--bd);padding:1px 6px;border-radius:4px;font-size:13px}.wrap-any{word-break:break-all}
.top{display:flex;gap:16px;align-items:center;justify-content:space-between;flex-wrap:wrap;background:var(--card);border-bottom:1px solid var(--bd);padding:10px 20px}
.brand{font-weight:700;text-decoration:none;color:var(--tx);font-size:18px}.top nav{display:flex;gap:16px;align-items:center;flex-wrap:wrap}.top nav a{text-decoration:none}
.wrap{max-width:1150px;margin:0 auto;padding:20px 16px 60px}
h1{font-size:24px;margin:8px 0 16px}h3{margin:0 0 10px;font-size:16px}
.card{background:var(--card);border:1px solid var(--bd);border-radius:10px;padding:16px;margin:0 0 16px}
.card.narrow{width:100%;max-width:380px}.narrow-l{max-width:420px}.center-t{text-align:center}
.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:16px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px;margin-bottom:12px}
.stat{background:var(--card);border:1px solid var(--bd);border-radius:10px;padding:14px;color:var(--mut)}
.stat span{display:block;font-size:28px;font-weight:700;color:var(--tx)}.stat.muted span{color:var(--mut)}
.range{margin:0 0 16px;color:var(--mut)}.pill{display:inline-block;padding:2px 12px;border:1px solid var(--bd);border-radius:99px;text-decoration:none;margin-left:4px}.pill.on{background:var(--pri);color:#fff;border-color:var(--pri)}
.chartbox{position:relative;height:260px}
table{width:100%;border-collapse:collapse;font-size:14px}th,td{padding:8px 10px;border-bottom:1px solid var(--bd);text-align:left;white-space:nowrap}.r{text-align:right}.scroll{overflow-x:auto}
label{display:block;margin:0 0 12px;font-weight:600;font-size:14px}
input,select{display:block;width:100%;margin-top:4px;padding:9px 10px;border:1px solid var(--bd);border-radius:6px;background:var(--bg);color:var(--tx);font:inherit}
.btn{display:inline-block;background:var(--pri);color:#fff;border:0;border-radius:6px;padding:9px 16px;font:inherit;cursor:pointer;text-decoration:none}
.btn.sec{background:transparent;color:var(--pri);border:1px solid var(--pri)}.btn.danger{background:var(--err)}
button.link{background:none;border:0;color:var(--pri);cursor:pointer;font:inherit;padding:0}form.inline{display:inline}
.between{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.alert{padding:10px 14px;border-radius:6px;margin-bottom:12px}.alert.ok{background:#e3f5ea;color:var(--ok)}.alert.err{background:#fde8e6;color:var(--err)}
.tag{font-size:12px;padding:2px 8px;border-radius:99px;border:1px solid var(--bd);vertical-align:middle}.tag.active{color:var(--ok)}.tag.paused{color:var(--err)}
.muted{color:var(--mut)}canvas#qr-canvas{max-width:100%;background:#fff;border-radius:6px}
.demo-banner{background:#fff3cd;color:#5c4400;text-align:center;padding:6px 12px;font-size:13px}
.brand small{font-weight:400;font-size:13px}
.plan{padding:14px}.meters{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin-top:10px}
.meter-top{display:flex;justify-content:space-between;font-size:13px;color:var(--mut)}.meter-top b{color:var(--tx)}
.track{height:8px;background:var(--bd);border-radius:99px;overflow:hidden;margin-top:4px}.fill{height:100%;background:var(--pri);border-radius:99px}.fill.hot{background:var(--err)}
.fill.w0{width:0}.fill.w5{width:5%}.fill.w10{width:10%}.fill.w15{width:15%}.fill.w20{width:20%}.fill.w25{width:25%}.fill.w30{width:30%}.fill.w35{width:35%}.fill.w40{width:40%}.fill.w45{width:45%}.fill.w50{width:50%}.fill.w55{width:55%}.fill.w60{width:60%}.fill.w65{width:65%}.fill.w70{width:70%}.fill.w75{width:75%}.fill.w80{width:80%}.fill.w85{width:85%}.fill.w90{width:90%}.fill.w95{width:95%}.fill.w100{width:100%}
label.chk{display:flex;align-items:center;gap:8px;font-weight:400}label.chk input{width:auto;margin:0}
.invoice{max-width:760px;width:100%}@media print{.noprint,.top,.demo-banner{display:none}body{background:#fff}.card{border:0}}

.acting-banner{background:#e0f2ff;color:#0b4a78;text-align:center;padding:7px 12px;font-size:13px;border-bottom:1px solid #9ccdf2}.acting-banner .link{font-weight:600}
.sm{padding:4px 6px;font-size:13px;width:auto;min-width:0}
.code-row{display:flex;align-items:center;gap:0}.code-row .pre{padding:9px 10px;background:rgba(127,127,127,.15);border:1px solid rgba(127,127,127,.35);border-right:0;border-radius:8px 0 0 8px;font-family:ui-monospace,monospace;white-space:nowrap;font-size:14px}.code-row input{border-radius:0 8px 8px 0;font-family:ui-monospace,monospace;flex:1}
.hint{font-size:12.5px;opacity:.75;margin:4px 0 10px}