:root {
  --bg: #ffffff;
  --ink: #141218;
  --muted: #6b6b6b;
  --line: #e3e3e3;
  --panel: #f6f6f6;
  --accent: #c62828;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141414;
    --ink: #ececec;
    --muted: #9a9a9a;
    --line: #333333;
    --panel: #1e1e1e;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: var(--bg);
}
a { color: inherit; }
button, .btn { font: inherit; color: inherit; cursor: pointer; }
button, .btn, input[type="text"], input[type="number"], input[type="password"] {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 8px 14px;
}
button[type="submit"], button:not(.sec):not(.link):not(.veta):not(.varianta):not(.rec):not(.tts), .btn:not(.sec) {
  border-color: var(--ink);
  font-weight: 600;
}
.btn { display: inline-block; text-decoration: none; }
button:disabled { opacity: 0.5; cursor: default; }
button.sec, .btn.sec { border-color: var(--line); font-weight: 400; }
button.mala, .btn.mala { padding: 3px 10px; font-size: 14px; }
button.link { background: none; border: 0; padding: 0; text-decoration: underline; color: var(--ink); font-weight: 400; }
input[type="text"], input[type="number"], input[type="password"] { font: inherit; color: inherit; width: 100%; max-width: 520px; display: block; margin: 4px 0 12px; }
label { display: block; }
kbd {
  font: 12px/1 ui-monospace, Consolas, monospace;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1px 5px;
  margin-left: 6px;
  color: var(--muted);
  vertical-align: middle;
}
code { font: 14px ui-monospace, Consolas, monospace; background: var(--panel); padding: 1px 5px; border-radius: 4px; }
pre { background: var(--panel); padding: 12px; border-radius: 6px; overflow: auto; font-size: 13px; }
.muted { color: var(--muted); }
.chyba { color: var(--accent); }
.hint { color: var(--muted); }
.lead { font-size: 18px; }
h2 { margin: 0 0 12px; font-size: 24px; }
h3 { margin: 0 0 8px; font-size: 14px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); }

.top {
  padding: 10px 24px;
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 24px;
  align-items: center;
  flex-wrap: wrap;
}
.brand { font-weight: 700; text-decoration: none; font-size: 18px; }
.nav { display: flex; gap: 4px; flex-wrap: wrap; }
.nav a { text-decoration: none; padding: 6px 12px; border-radius: 6px; }
.nav a:hover, .nav a.active { background: var(--panel); }
.nav a.active { font-weight: 600; }
.nav a.nav-sec { color: var(--muted); margin-left: auto; }

.view { padding: 24px; max-width: 1040px; margin: 0 auto; }
.karta { border: 1px solid var(--line); border-radius: 8px; padding: 16px; margin: 16px 0; }
.karta-hlava { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; }
details.karta summary { cursor: pointer; font-weight: 600; }
details.karta > div { margin-top: 12px; }
.veta-velka { font-size: 26px; font-weight: 600; margin: 4px 0; }

.bar { display: inline-block; width: 140px; height: 8px; background: var(--line); border-radius: 4px; vertical-align: middle; overflow: hidden; }
.bar span { display: block; height: 100%; background: var(--ink); }
.ukol { list-style: none; padding: 0; margin: 0; }
.ukol li { display: flex; gap: 10px; padding: 10px 0; border-top: 1px solid var(--line); }
.ukol li:first-child { border-top: 0; }
.ukol-stav { width: 20px; text-align: center; flex: none; }
.ukol li.splneno .ukol-popis { color: var(--muted); text-decoration: line-through; }
.ukol-detail { font-size: 14px; color: var(--muted); margin-top: 4px; }
.ukol-detail a { color: var(--ink); }
.dny .den { margin-right: 2px; }
.dny .den.ok { color: var(--ink); }
label.chk { display: inline-flex; align-items: center; gap: 6px; margin: 2px 12px 2px 0; }
label.chk input { margin: 0; }

.layout { display: grid; grid-template-columns: 260px 1fr; gap: 24px; }
.seznam h4 { margin: 12px 0 6px; font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); }
.seznam a { display: block; text-decoration: none; padding: 8px 10px; border-radius: 6px; }
.seznam a:hover, .seznam a.active { background: var(--panel); }
.seznam a.active { font-weight: 600; }
.detail h2 { margin-bottom: 4px; }
.detail h3 { margin-top: 24px; }
.meta { color: var(--muted); margin: 0 0 8px; font-size: 14px; }
.jak ul { margin: 0; padding-left: 20px; }
.jak p { margin: 0 0 6px; }
.vety-list { padding-left: 24px; margin: 0; }
.vety-list li { margin: 4px 0; }
#cele { margin: 0 0 6px; }
button.veta { background: none; border: 1px solid transparent; border-radius: 6px; padding: 6px 10px; font-size: 18px; text-align: left; font-weight: 400; }
button.veta:hover { border-color: var(--line); }
button.veta.active { background: var(--panel); border-color: var(--line); font-weight: 600; }
.pozn { color: var(--muted); font-size: 14px; margin-left: 8px; }
button.tts { background: none; border: 0; padding: 2px 6px; opacity: 0.7; }
button.tts:hover { opacity: 1; }
.nahravani { margin-top: 24px; padding: 16px; border: 1px solid var(--line); border-radius: 8px; }
.varianty { display: flex; gap: 8px; margin-bottom: 14px; }
button.varianta { border-radius: 999px; padding: 6px 14px; font-weight: 400; }
button.varianta.active { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.rec-row { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
button.rec { font-size: 18px; padding: 12px 22px; border-radius: 999px; border: 1px solid var(--ink); font-weight: 400; }
button.rec.on { background: var(--accent); color: #fff; border-color: var(--accent); }
button.rec.on kbd { color: #fff; border-color: rgba(255, 255, 255, 0.5); }
.cas { font: 20px/1 ui-monospace, Consolas, monospace; min-width: 4ch; }
#meter { display: block; }
.nahled { display: flex; align-items: center; gap: 12px; margin-top: 14px; flex-wrap: wrap; }
.nahled audio { max-width: 100%; }
.stav { margin: 12px 0 0; min-height: 1.5em; color: var(--muted); }
.stav.chyba { color: var(--accent); }

table { border-collapse: collapse; width: 100%; font-size: 14px; }
th { text-align: left; color: var(--muted); font-weight: 500; border-bottom: 1px solid var(--line); padding: 6px 8px; }
td { padding: 6px 8px; border-bottom: 1px solid var(--line); vertical-align: middle; }
tr.dnes td:first-child { font-weight: 600; }
td audio { height: 32px; max-width: 260px; }
.veta-txt { max-width: 260px; }
td.akce { white-space: nowrap; }
td.akce .btn, td.akce button { margin: 2px 0; }

.souhrn { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 12px; }
.souhrn .karta { margin: 0; }
.velke { font-size: 28px; font-weight: 600; margin: 4px 0; }
.velke small { font-size: 14px; font-weight: 400; color: var(--muted); }
#zvuk { width: 100%; margin: 8px 0 16px; }
.klipy { list-style: none; padding: 0; }
.klipy li { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; padding: 6px 0; border-top: 1px solid var(--line); }
.klipy li > span { flex: 1; min-width: 200px; font-size: 14px; }
.veta-text { font-size: 16px; }
.prepis p { margin: 4px 0; font-size: 15px; }
.prepis .link { color: var(--muted); font: 13px ui-monospace, Consolas, monospace; text-decoration: none; margin-right: 6px; }

.text, .md { max-width: 760px; }
.md h1, .text h1 { font-size: 26px; margin: 0 0 12px; }
.md h2, .text h2 { font-size: 20px; margin: 24px 0 8px; }
.md h3, .text h3 { font-size: 16px; text-transform: none; letter-spacing: 0; color: var(--ink); margin: 18px 0 6px; }
.md ul, .md ol { padding-left: 22px; }
.md li { margin: 4px 0; }
.md table { font-size: 14px; margin: 8px 0; }
.md blockquote { border-left: 3px solid var(--line); margin: 8px 0; padding: 2px 12px; color: var(--muted); }
.skupina { padding: 8px 0; border-top: 1px solid var(--line); }
.skupina-hlava { margin-bottom: 4px; }
.seznam-konz, .odeslano { padding-left: 20px; }
.odkaz { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.odkaz input[type="text"] { flex: 1; min-width: 220px; margin: 0; font-size: 14px; }
.prihlaseni { max-width: 380px; margin: 10vh auto 0; }
.balicek h2 { font-size: 20px; margin: 0; }
.balicek h3 { margin-top: 18px; font-size: 16px; text-transform: none; letter-spacing: 0; color: var(--ink); }
.balicek details { margin: 12px 0; }
.balicek summary { cursor: pointer; font-weight: 600; }
.seznam-konz li, .odeslano li { margin: 6px 0; }

@media (max-width: 760px) {
  .view { padding: 16px; }
  .layout { grid-template-columns: 1fr; }
  td audio { max-width: 160px; }
  .klipy li audio { width: 100%; }
  .nav a.nav-sec { margin-left: 0; }
}