:root{--bg:#eef1f4;--card:#fff;--ink:#16202b;--mute:#667585;--line:#d9dfe6;--acc:#0a7d6e;--warn:#c4410c;--track:#e3e8ee;
box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#10161d;--card:#18212b;--ink:#e8eef4;--mute:#8b9aab;--line:#2a3643;--acc:#3ac7b2;--warn:#ff8a5c;--track:#2a3643}}
:root[data-theme="dark"]{--bg:#10161d;--card:#18212b;--ink:#e8eef4;--mute:#8b9aab;--line:#2a3643;--acc:#3ac7b2;--warn:#ff8a5c;--track:#2a3643}
html{scroll-padding-top:env(safe-area-inset-top,0px)}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
main{max-width:860px;margin:0 auto;padding:18px 14px 60px}
h1{font-size:26px;font-weight:800;margin:6px 0 14px;letter-spacing:-.02em}
h2{font-size:17px;margin:0 0 10px}
.tabs{display:flex;gap:6px;margin-bottom:14px}
.tabs button{flex:1;padding:10px;border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:10px;font:inherit;font-weight:600;cursor:pointer}
.tabs button.on{background:var(--acc);color:#fff;border-color:var(--acc)}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px;margin-bottom:12px}
.alert{background:var(--warn);color:#fff;border-radius:12px;padding:10px 14px;margin-bottom:12px;font-weight:600}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:12px}
.spool{display:flex;gap:12px;align-items:center}
.ring{width:72px;height:72px;border-radius:50%;flex:none;display:grid;place-items:center}
.ring i{width:34px;height:34px;border-radius:50%;background:var(--card);display:block}
.spool b{font-size:16px}.mute{color:var(--mute);font-size:13px}
.low{color:var(--warn);font-weight:700}
form{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:8px}
label{display:flex;flex-direction:column;font-size:12px;color:var(--mute);gap:3px}
input,select{font:inherit;padding:8px;border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--ink);width:100%}
input[type=color]{padding:2px;height:38px}
button.p{background:var(--acc);color:#fff;border:0;border-radius:8px;padding:10px 14px;font:inherit;font-weight:600;cursor:pointer;align-self:end}
button.s{background:none;border:1px solid var(--line);color:var(--ink);border-radius:8px;padding:5px 9px;font:inherit;font-size:13px;cursor:pointer}
.res{display:grid;grid-template-columns:1fr auto;gap:2px 12px;margin-top:10px}
.res span:nth-child(even){text-align:right;font-variant-numeric:tabular-nums}
.big{font-size:30px;font-weight:800;color:var(--acc)}
.tbl{width:100%;overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:14px}td,th{padding:6px 8px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}
:focus-visible{outline:2px solid var(--acc);outline-offset:2px}
.mini{font-size:13px}.row{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:6px 0;border-bottom:1px solid var(--line)}
.tabs button{padding:10px 4px}