:root{
  --bg:#f6f7f9; --card:#ffffff; --ink:#1b2430; --muted:#5b6675; --line:#dde2e8;
  --brand:#0f4c5c; --brand-2:#1d7a8c; --accent:#c8553d; --ok:#2e7d4f; --warn-bg:#fff4e5; --warn-ink:#7a4100;
  --hi:#e7f3f5;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#11161c; --card:#1a2129; --ink:#e6ebf0; --muted:#9aa6b4; --line:#2c3642;
    --brand:#5fb3c4; --brand-2:#7fc6d4; --accent:#e58b74; --ok:#6fc28f; --warn-bg:#3a2a12; --warn-ink:#ffd59a;
    --hi:#1f3238;
  }
}
:root[data-theme="dark"]{
  --bg:#11161c; --card:#1a2129; --ink:#e6ebf0; --muted:#9aa6b4; --line:#2c3642;
  --brand:#5fb3c4; --brand-2:#7fc6d4; --accent:#e58b74; --ok:#6fc28f; --warn-bg:#3a2a12; --warn-ink:#ffd59a;
  --hi:#1f3238;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
.wrap{max-width:760px;margin:0 auto;padding:0 16px 48px}
header.top{background:var(--brand);color:#fff;padding:14px 16px}
header.top .wrap{padding-bottom:0;display:flex;align-items:center;justify-content:space-between;gap:12px}
header.top h1{font-size:1.25rem;margin:0;letter-spacing:.2px}
header.top small{opacity:.85;display:block;font-size:.8rem}
.brandtag{font-size:.75rem;opacity:.9;text-align:right}
.banner{position:sticky;top:0;z-index:5;background:var(--warn-bg);color:var(--warn-ink);border-bottom:2px solid var(--accent);padding:8px 16px;font-size:.88rem;font-weight:600;text-align:center}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;margin-top:16px}
.card h2{font-size:1.05rem;margin:0 0 10px;color:var(--brand)}
.card h3{font-size:.95rem;margin:14px 0 6px}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:10px 12px}
@media (max-width:480px){.grid{grid-template-columns:1fr}}
label{display:block;font-size:.85rem;color:var(--muted);margin-bottom:3px}
input,select{width:100%;padding:10px;border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--ink);font-size:1rem}
input:focus,select:focus{outline:2px solid var(--brand-2);border-color:transparent}
input.bad{border-color:var(--accent);outline-color:var(--accent)}
.err{color:var(--accent);font-size:.78rem;min-height:1em}
.seg{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:10px}
.seg button{flex:1 1 auto}
button{font:inherit;cursor:pointer;border-radius:8px;border:1px solid var(--brand);background:transparent;color:var(--brand);padding:9px 12px}
button.on,button.primary{background:var(--brand);color:#fff}
.actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.hint{font-size:.82rem;color:var(--muted)}
.hidden{display:none}
table{width:100%;border-collapse:collapse;font-size:.92rem}
td,th{padding:7px 6px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
td.n{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
tr.rec td{background:var(--hi);font-weight:700}
tr.ceil td{color:var(--accent)}
.pill{display:inline-block;font-size:.72rem;padding:1px 7px;border-radius:99px;border:1px solid currentColor;margin-left:4px;font-weight:600}
.big{font-size:1.6rem;font-weight:800;color:var(--brand)}
.kpi{display:flex;gap:12px;flex-wrap:wrap}
.kpi>div{flex:1 1 150px;background:var(--hi);border-radius:10px;padding:10px}
.kpi small{display:block;color:var(--muted);font-size:.78rem}
.eq{font-family:ui-monospace,Consolas,monospace;font-size:.82rem;background:var(--bg);border:1px dashed var(--line);border-radius:6px;padding:6px 8px;overflow-x:auto}
ol.pocket li{margin-bottom:4px}
footer{margin-top:24px;font-size:.8rem;color:var(--muted)}
footer a{color:var(--brand-2);word-break:break-all}
a{color:var(--brand-2)}
.steps{list-style:none;padding:0;margin:0;counter-reset:s}
.steps li{position:relative;padding:10px 12px 10px 44px;border:1px solid var(--line);border-radius:10px;margin-bottom:10px;background:var(--bg)}
.steps li::before{counter-increment:s;content:counter(s);position:absolute;left:10px;top:10px;width:24px;height:24px;border-radius:50%;background:var(--brand);color:#fff;font-weight:700;font-size:.85rem;display:flex;align-items:center;justify-content:center}
.steps li+li{margin-top:0}
.arrow{text-align:center;color:var(--muted);margin:-6px 0 4px;font-size:.9rem}
.tag{display:inline-block;background:var(--accent);color:#fff;font-size:.75rem;font-weight:700;padding:2px 8px;border-radius:6px}
.list a.item,.list div.item{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:12px;border:1px solid var(--line);border-radius:10px;margin-bottom:8px;text-decoration:none;color:var(--ink);background:var(--card)}
.list a.item{border-color:var(--brand)}
.list div.item{opacity:.6}
svg.wave{width:100%;height:auto;display:block}
.theme-toggle{border-color:#fff;color:#fff;padding:5px 9px;font-size:.8rem}