:root {
  color-scheme: light;
  --bg: #F4F7F5; --surface: #FFFFFF; --surface-2: #EDF2EF; --ink: #172420; --muted: #5C6B66; --line: #D8E0DC;
  --accent: #1E6F5C; --accent-ink: #145546; --accent-soft: #DDEFE8;
  --good: #0ca30c; --warn: #fab219; --crit: #d03b3b; --good-ink: #0a7a0a; --crit-ink: #b42f2f;
  --good-soft: #e3f4e3; --warn-soft: #fff1d6; --crit-soft: #f8dede; --info-soft: #dfe9f3;
  --s1: #2a78d6; --s2: #eb6834; --s3: #1baf7a;
  --grid: #e1e0d9; --axis: #6b6a63;
  --shadow: 0 1px 2px rgba(23,36,32,.06), 0 6px 20px -14px rgba(23,36,32,.2);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg: #0F1614; --surface: #182220; --surface-2: #1F2B28; --ink: #E4ECE8; --muted: #9AAAA3; --line: #2A3834;
    --accent: #5CC3A2; --accent-ink: #8ED9C1; --accent-soft: #173A31;
    --good-ink: #4cc94c; --crit-ink: #ef7a7a;
    --good-soft: #173426; --warn-soft: #3a2e15; --crit-soft: #3b2020; --info-soft: #1B2C3E;
    --s1: #3987e5; --s2: #d95926; --s3: #199e70;
    --grid: #2c3a36; --axis: #9AAAA3;
    --shadow: 0 1px 2px rgba(0,0,0,.4), 0 6px 20px -14px rgba(0,0,0,.6);
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0F1614; --surface: #182220; --surface-2: #1F2B28; --ink: #E4ECE8; --muted: #9AAAA3; --line: #2A3834;
  --accent: #5CC3A2; --accent-ink: #8ED9C1; --accent-soft: #173A31;
  --good-ink: #4cc94c; --crit-ink: #ef7a7a;
  --good-soft: #173426; --warn-soft: #3a2e15; --crit-soft: #3b2020; --info-soft: #1B2C3E;
  --s1: #3987e5; --s2: #d95926; --s3: #199e70;
  --grid: #2c3a36; --axis: #9AAAA3;
  --shadow: 0 1px 2px rgba(0,0,0,.4), 0 6px 20px -14px rgba(0,0,0,.6);
}

* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); }
body { font: 14px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; min-height: 100vh; font-variant-numeric: tabular-nums; }
a { color: var(--accent-ink); text-decoration: none; }
a:hover { text-decoration: underline; }
code, .mono { font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 12.5px; }
h1, h2, h3 { letter-spacing: -0.01em; margin: 0; line-height: 1.2; }
h1 { font-size: 24px; font-weight: 700; }
h2 { font-size: 17px; font-weight: 650; }
h3 { font-size: 14px; font-weight: 650; }
p { margin: 0 0 8px; }
.muted { color: var(--muted); }
.small { font-size: 12.5px; }
.nowrap { white-space: nowrap; }
.good { color: var(--good-ink); }
.bad { color: var(--crit-ink); }

/* horní lišta */
.top { background: var(--surface); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 10; }
.top-in { max-width: 1320px; margin: 0 auto; padding: 8px 16px; display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
.brand { font-weight: 700; font-size: 15px; display: flex; align-items: center; gap: 8px; color: var(--ink); }
.brand .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--accent); }
.nav { display: flex; gap: 2px; flex-wrap: wrap; }
.nav a { padding: 6px 10px; border-radius: 8px; color: var(--muted); }
.nav a.on, .nav a:hover { background: var(--surface-2); color: var(--ink); text-decoration: none; }
.top-right { margin-left: auto; display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.jobpill { display: inline-flex; align-items: center; gap: 6px; padding: 3px 10px; border-radius: 999px; background: var(--info-soft); font-size: 12.5px; }
.jobpill .spin { width: 10px; height: 10px; border: 2px solid var(--muted); border-top-color: transparent; border-radius: 50%; animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

main { max-width: 1320px; margin: 0 auto; padding: 18px 16px 48px; display: grid; gap: 22px; }
.head { display: grid; gap: 6px; }
.lead { font-size: 15.5px; max-width: 80ch; }
.flash { padding: 8px 12px; border-radius: 8px; background: var(--accent-soft); }
.flash.err { background: var(--crit-soft); }
.note { padding: 8px 12px; border-left: 3px solid var(--warn); background: var(--surface); border-radius: 0 8px 8px 0; color: var(--muted); font-size: 13px; }

/* tlačítka a formuláře */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--surface); color: var(--ink); font: inherit; font-size: 13px; cursor: pointer; text-decoration: none; }
.btn:hover { background: var(--surface-2); text-decoration: none; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
:root[data-theme="dark"] .btn.primary { color: #0F1614; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .btn.primary { color: #0F1614; } }
.btn.primary:hover { filter: brightness(1.08); }
.btn.sm { padding: 2px 8px; font-size: 12px; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }
input[type=text], input[type=password], input[type=date], select, textarea {
  font: inherit; padding: 6px 8px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface); color: var(--ink); max-width: 100%; }
textarea { width: 100%; min-height: 56px; }
form.inline { display: inline; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.field { display: grid; gap: 3px; }
.field label { font-size: 12px; color: var(--muted); }

/* karty a sekce */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(310px, 1fr)); gap: 14px; }
/* přehled: všech 6 webů vedle sebe přes celou šířku okna */
main.full, .top-in.full { max-width: none; }
.grid.six { grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 12px; }
.grid.six .card { padding: 14px 12px; }
.grid.six .card-h h2 { font-size: 16px; }
.grid.six .kpis { gap: 8px 10px; }
.grid.six .val { font-size: clamp(16px, 1.15vw, 20px); overflow-wrap: anywhere; }
@media (max-width: 1279px) { .grid.six { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 819px) { .grid.six { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 539px) { .grid.six { grid-template-columns: 1fr; } }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(420px, 1fr)); gap: 14px; }
@media (max-width: 520px) { .grid2 { grid-template-columns: 1fr; } }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 16px; box-shadow: var(--shadow);
  display: grid; gap: 10px; min-width: 0; align-content: start; }
.card-h { display: flex; align-items: baseline; gap: 8px; justify-content: space-between; flex-wrap: wrap; }
.card-h h2 a { color: var(--ink); }
.sec { display: grid; gap: 10px; }
.sec > h2 { display: flex; gap: 10px; align-items: baseline; flex-wrap: wrap; }
.sec > h2 .muted { font-weight: 400; font-size: 13px; }
.kpis { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 14px; }
.kpis.wide { grid-template-columns: repeat(auto-fill, minmax(135px, 1fr)); }
.kpi { min-width: 0; }
.lbl { font-size: 12px; color: var(--muted); }
.val { font-size: 22px; font-weight: 650; line-height: 1.15; }
.chg { font-size: 12px; color: var(--muted); }
.subnav { display: flex; gap: 6px; flex-wrap: wrap; font-size: 13px; }
.subnav a { padding: 2px 8px; border: 1px solid var(--line); border-radius: 999px; background: var(--surface); }

/* semafor */
.checks { display: grid; gap: 6px; }
.check { display: grid; gap: 1px; }
.pill { display: inline-flex; align-items: center; gap: 6px; padding: 1px 9px 1px 6px; border-radius: 999px; font-size: 12.5px;
  border: 1px solid var(--line); width: fit-content; max-width: 100%; background: var(--surface); }
.pill .ic { width: 15px; height: 15px; border-radius: 50%; display: inline-grid; place-items: center; font-size: 10px; font-weight: 800; color: #fff; flex: none; background: var(--muted); }
.st-ok .ic { background: var(--good); }
.st-warn .ic { background: var(--warn); color: #3a2a00; }
.st-bad .ic { background: var(--crit); }
.st-none .ic { background: var(--line); color: var(--muted); }
.check small { color: var(--muted); font-size: 12px; padding-left: 4px; }
.badge { display: inline-block; padding: 0 7px; border-radius: 999px; font-size: 11.5px; border: 1px solid var(--line); color: var(--muted); }
.badge.ceka { background: var(--surface-2); }
.badge.bezi { background: var(--info-soft); color: var(--ink); }
.badge.hotovo { background: var(--good-soft); color: var(--good-ink); }
.badge.late { background: var(--crit-soft); color: var(--crit-ink); border-color: transparent; }
.badge.manual { background: var(--warn-soft); color: var(--ink); border-color: transparent; }

/* tabulky */
.tbl-wrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; }
table.t { border-collapse: collapse; width: 100%; font-size: 13px; }
table.t th, table.t td { text-align: left; padding: 6px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.t tr:last-child td { border-bottom: 0; }
table.t th { font-size: 12px; color: var(--muted); font-weight: 600; background: var(--surface-2); position: sticky; top: 0; }
table.t .num { text-align: right; white-space: nowrap; }
table.t td.url { max-width: 420px; overflow-wrap: anywhere; }
table.t td .bar { height: 4px; border-radius: 2px; background: var(--s1); margin-top: 3px; opacity: .55; }
details > summary { cursor: pointer; color: var(--accent-ink); }

/* grafy */
.chart { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; display: grid; gap: 6px; min-width: 0; position: relative; align-content: start; }
.chart h3 { font-size: 13.5px; }
svg.spark, svg.trend { display: block; width: 100%; height: auto; overflow: visible; }
svg .area { fill: var(--s1); opacity: .12; }
svg .line, svg .tline { fill: none; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
svg .line { stroke: var(--s1); }
svg .dash { stroke-dasharray: 3 3; }
svg .dot { fill: var(--s1); }
svg .hollow, svg .thollow { fill: var(--surface); stroke-width: 1.5; stroke: var(--s1); }
svg .thollow.s2 { stroke: var(--s2); } svg .thollow.s3 { stroke: var(--s3); }
svg .tline.s1 { stroke: var(--s1); } svg .tline.s2 { stroke: var(--s2); } svg .tline.s3 { stroke: var(--s3); }
svg .tdot.s1 { fill: var(--s1); } svg .tdot.s2 { fill: var(--s2); } svg .tdot.s3 { fill: var(--s3); }
svg .tdot { stroke: var(--surface); stroke-width: 2; }
svg .grid { stroke: var(--grid); stroke-width: 1; }
svg text { fill: var(--muted); font-size: 10px; font-family: inherit; }
svg text.vlabel { fill: var(--ink); font-size: 11px; font-weight: 600; }
svg .hit { fill: transparent; cursor: crosshair; }
svg .xhair { stroke: var(--axis); stroke-width: 1; stroke-dasharray: 2 2; opacity: 0; pointer-events: none; }
svg.hover .xhair { opacity: .8; }
.legend { display: flex; gap: 12px; flex-wrap: wrap; font-size: 12px; color: var(--muted); }
.legend .sw { display: inline-block; width: 12px; height: 3px; border-radius: 2px; margin-right: 5px; vertical-align: middle; }
.sw.s1 { background: var(--s1); } .sw.s2 { background: var(--s2); } .sw.s3 { background: var(--s3); }
.spark-empty, .chart-empty { color: var(--muted); font-size: 12px; padding: 10px 0; }
#tip { position: fixed; z-index: 50; pointer-events: none; background: var(--surface); color: var(--ink); border: 1px solid var(--line);
  box-shadow: var(--shadow); border-radius: 8px; padding: 5px 9px; font-size: 12px; max-width: 320px; display: none; }

/* report */
.report { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 20px 24px; max-width: 920px; }
.report h1 { font-size: 22px; margin-bottom: 10px; }
.report h2 { font-size: 17px; margin: 22px 0 8px; }
.report table { border-collapse: collapse; font-size: 13px; margin: 8px 0; display: block; overflow-x: auto; }
.report th, .report td { border-bottom: 1px solid var(--line); padding: 4px 8px; text-align: left; }
.report blockquote { margin: 8px 0; padding: 6px 12px; border-left: 3px solid var(--warn); color: var(--muted); }
.report li { margin: 3px 0; }

/* přihlášení */
.login { max-width: 360px; margin: 12vh auto; padding: 0 16px; }
.login .card { padding: 22px; }
.login form { display: grid; gap: 12px; margin-top: 8px; }
.login input { width: 100%; padding: 9px 10px; font-size: 15px; }

/* úkoly */
.task { display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; padding: 10px 12px; border-bottom: 1px solid var(--line); }
.task:last-child { border-bottom: 0; }
.task .t-title { font-weight: 550; }
.task .t-meta { font-size: 12px; color: var(--muted); display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.task .t-detail { font-size: 12.5px; color: var(--muted); grid-column: 1 / -1; }
.task .t-note { font-size: 13px; grid-column: 1 / -1; padding: 6px 10px; border-left: 3px solid var(--line); background: var(--surface-2); border-radius: 0 6px 6px 0; white-space: pre-line; }
.task .t-hist { grid-column: 1 / -1; font-size: 12.5px; }
.task .t-hist summary { cursor: pointer; color: var(--muted); width: fit-content; }
.task .t-hist summary:hover { color: inherit; }
.task .t-hist ol { list-style: none; margin: 6px 0 8px; padding: 0 0 0 10px; border-left: 2px solid var(--line); display: grid; gap: 6px; }
.task .t-hist li { display: flex; flex-wrap: wrap; gap: 4px 8px; align-items: baseline; }
.task .t-hist .h-at { color: var(--muted); white-space: nowrap; }
.task .t-hist .h-note { flex-basis: 100%; white-space: pre-line; }
.task .t-addnote { display: flex; gap: 8px; align-items: flex-start; margin-top: 4px; }
.task .t-addnote textarea { flex: 1; min-height: 38px; font: inherit; }
.task.done .t-title { color: var(--muted); text-decoration: line-through; text-decoration-color: var(--line); }
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.seg button { border: 0; background: var(--surface); color: var(--muted); font: inherit; font-size: 12px; padding: 3px 9px; cursor: pointer; }
.seg button + button { border-left: 1px solid var(--line); }
.seg button.on { background: var(--accent-soft); color: var(--ink); font-weight: 600; }
.box { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; }
@media (max-width: 640px) {
  .task { grid-template-columns: 1fr; }
  .val { font-size: 20px; }
  .top-right { margin-left: 0; }
  .top { position: static; }
}

.task, .sec, section[id] { scroll-margin-top: 64px; }

/* Hodnocení úkolů */
.grade { display: inline-block; min-width: 18px; padding: 0 7px; border-radius: 999px; font-size: 11.5px; font-weight: 650; text-align: center; border: 1px solid transparent; }
.grade.g1, .grade.g2 { background: var(--good-soft); color: var(--good-ink); }
.grade.g3 { background: var(--info-soft); color: var(--ink); }
.grade.g4 { background: var(--warn-soft); color: var(--ink); }
.grade.g5 { background: var(--crit-soft); color: var(--crit-ink); }
.grade.gnelze, .grade.gwait { background: var(--surface-2); color: var(--muted); border-color: var(--line); font-weight: 500; }
.evgrid { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 12px; }
@media (max-width: 1599px) { .evgrid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 899px) { .evgrid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 599px) { .evgrid { grid-template-columns: 1fr; } }
.evcard { padding: 12px 14px; }
.evcard h3 { margin: 0; font-size: 15px; }
.evcard h3 a { color: var(--ink); }
table.t.compact { font-size: 12.5px; }
table.t.compact th, table.t.compact td { padding: 4px 6px; }
.evchecks { display: flex; gap: 6px; flex-wrap: wrap; align-items: flex-start; justify-content: flex-end; }
.ev-verify .pill { margin-bottom: 4px; }
.evlessons { padding: 12px 16px; }
@media (max-width: 640px) { .evchecks { justify-content: flex-start; } }
.task .ev-line { display: flex; gap: 6px 12px; flex-wrap: wrap; align-items: center; }
.task .ev-line a { color: inherit; }