:root {
  --bg: #f6f7f9; --card: #fff; --line: #e3e6ea; --txt: #1d2329; --muted: #6b7681;
  --accent: #1f6feb; --accent-soft: #e8f0fe; --ok: #1a7f37; --warn: #9a6700; --bad: #b42318;
  --radius: 8px; --shadow: 0 1px 2px rgba(16,24,40,.06), 0 1px 3px rgba(16,24,40,.06);
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--txt);
  font: 14px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif; }
a { color: var(--accent); }

.top { display: flex; align-items: center; gap: 16px; padding: 10px 18px; background: var(--card);
  border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 10; flex-wrap: wrap; }
.brand { font-weight: 650; letter-spacing: -.01em; }
.tabs { display: flex; gap: 2px; flex: 1; flex-wrap: wrap; }
.tabs button { border: 0; background: transparent; color: var(--muted); padding: 7px 11px;
  border-radius: 6px; cursor: pointer; font: inherit; }
.tabs button:hover { background: var(--bg); color: var(--txt); }
.tabs button.on { background: var(--accent-soft); color: var(--accent); font-weight: 550; }
.right { display: flex; align-items: center; gap: 10px; }
.who { color: var(--muted); font-size: 13px; }
.mena { display: inline-flex; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; }
.mena a { padding: 5px 9px; font-size: 12.5px; text-decoration: none; color: var(--muted); }
.mena a:hover { background: var(--bg); }
.mena a.on { background: var(--accent-soft); color: var(--accent); font-weight: 600; }

main { padding: 18px; max-width: 1500px; margin: 0 auto; }
h1 { font-size: 19px; margin: 0 0 4px; }
h2 { font-size: 15px; margin: 22px 0 8px; }
.muted { color: var(--muted); }
.err { color: var(--bad); }
.hint { color: var(--muted); font-size: 13px; margin: 6px 0 0; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; margin: 14px 0; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 13px 14px; box-shadow: var(--shadow); }
.card .k { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .03em; }
.card .v { font-size: 23px; font-weight: 600; margin-top: 3px; font-variant-numeric: tabular-nums; }
.card .s { color: var(--muted); font-size: 12px; margin-top: 2px; }

.panel { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); overflow: hidden; margin: 12px 0; }
.panel > h2 { margin: 0; padding: 11px 14px; border-bottom: 1px solid var(--line); font-size: 14px; }
.warnpanel { border-color: #f0dca0; background: #fffdf5; }
.warnpanel > h2 { color: var(--warn); border-bottom-color: #f0dca0; background: #fffbeb; }
.warnpanel ul { margin: 0 0 6px; padding-left: 20px; }
code { background: #f2f4f6; padding: 1px 5px; border-radius: 4px; font-size: 12.5px; }
.panel .body { padding: 12px 14px; }
.scroll { overflow-x: auto; }

table { border-collapse: collapse; width: 100%; font-size: 13px; }
th, td { text-align: left; padding: 7px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { color: var(--muted); font-weight: 550; background: #fafbfc; position: sticky; top: 0; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tbody tr:hover { background: #fafbfc; }
tfoot td { font-weight: 600; background: #fafbfc; }

.bar { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin: 0 0 12px; }
input[type=text], input[type=search], input[type=number], input[type=email], input[type=password], select {
  font: inherit; padding: 6px 9px; border: 1px solid var(--line); border-radius: 6px; background: #fff; color: var(--txt); }
.btn { font: inherit; padding: 7px 13px; border: 1px solid var(--accent); background: var(--accent);
  color: #fff; border-radius: 6px; cursor: pointer; text-decoration: none; display: inline-block; }
.btn:hover { filter: brightness(1.06); }
.btn-ghost { background: #fff; color: var(--txt); border-color: var(--line); }
.btn-entra { background: #2f2f2f; border-color: #2f2f2f; width: 100%; text-align: center; margin-bottom: 4px; }
.btn[disabled] { opacity: .5; cursor: default; }

.pill { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 12px; border: 1px solid var(--line); }
.pill.ok { color: var(--ok); border-color: #b7e0c0; background: #f0fdf4; }
.pill.warn { color: var(--warn); border-color: #f0dca0; background: #fffbeb; }
.pill.bad { color: var(--bad); border-color: #f2c2bd; background: #fef3f2; }
.pill.zdroj { color: #5b21b6; border-color: #ddd6fe; background: #f5f3ff; font-variant: small-caps; }

.spark { display: flex; align-items: flex-end; gap: 3px; height: 46px; margin-top: 8px; }
.spark i { flex: 1; background: var(--accent); border-radius: 2px 2px 0 0; min-height: 2px; display: block; }

.login-page { display: grid; place-items: center; min-height: 100vh; }
.login-card { background: var(--card); border: 1px solid var(--line); border-radius: 10px;
  box-shadow: var(--shadow); padding: 26px 28px; width: 340px; }
.login-card h1 { margin-bottom: 2px; }
.form { display: grid; gap: 11px; margin-top: 14px; }
.form label { display: grid; gap: 4px; font-size: 13px; color: var(--muted); }
.sep { text-align: center; color: var(--muted); font-size: 12px; margin: 14px 0 10px;
  border-top: 1px solid var(--line); line-height: 0; }
.sep span { background: var(--card); padding: 0 8px; }

.foot { display: flex; gap: 14px; justify-content: space-between; padding: 12px 18px;
  color: var(--muted); font-size: 12px; border-top: 1px solid var(--line); flex-wrap: wrap; }

@media (max-width: 720px) {
  .top { gap: 8px; } .right { width: 100%; } th, td { padding: 6px 8px; }
}

/* --- nastaveni ------------------------------------------------------------- */
.subtabs { display: flex; gap: 2px; margin: 10px 0 14px; flex-wrap: wrap;
  border-bottom: 1px solid var(--line); padding-bottom: 0; }
.subtabs a { padding: 7px 12px; text-decoration: none; color: var(--muted);
  border: 1px solid transparent; border-bottom: none; border-radius: 6px 6px 0 0;
  margin-bottom: -1px; }
.subtabs a:hover { color: var(--txt); background: var(--bg); }
.subtabs a.on { background: var(--card); color: var(--accent); font-weight: 550;
  border-color: var(--line); border-bottom: 1px solid var(--card); }

.form2 { display: grid; gap: 12px; max-width: 620px; }
.form2 label { display: grid; gap: 4px; font-size: 13px; color: var(--muted); }
.form2 label input[type=checkbox] { margin-right: 6px; }
.form2 > label > input[type=checkbox] ~ * { display: inline; }
.form2 label:has(> input[type=checkbox]) { display: block; color: var(--txt); }
.form2 hr { border: 0; border-top: 1px solid var(--line); margin: 4px 0; width: 100%; }
.form2 .hint { color: var(--muted); font-size: 12px; }
.form2 input[type=text], .form2 input[type=email], .form2 input[type=password],
.form2 input[type=number], .form2 select { max-width: 100%; }

.inline { display: inline; }
.btn-sm { padding: 3px 8px; font-size: 12px; }
.btn-danger { border-color: #f2c2bd; color: var(--bad); background: #fff; }
.btn-danger:hover { background: #fef3f2; filter: none; }
.okmsg { color: var(--ok); }

.form2 textarea { font: 12.5px/1.5 ui-monospace, SFMono-Regular, Menlo, monospace;
  padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px;
  background: #fff; color: var(--txt); resize: vertical; width: 100%; }