/* Kalkulačka nákladů manažera v článku na blogu bm4u.cz. Běžný text přebírá typografii
   tématu (Divi, Open Sans); vlastní vzhled mají jen interaktivní části. Paleta = LP BM4U. */

.bm4u-kalk {
  --ink: #0f2236;
  --blue: #020079;
  --sky: #8cc6ea;
  --sky-soft: #e8f1f9;
  --paper-2: #f3f6f9;
  --line: #dce3eb;
  --muted: #5f6d7c;
}
.bm4u-kalk * { box-sizing: border-box; }
.bm4u-kalk h2 { font-size: 24px; line-height: 1.3; font-weight: 700; color: var(--ink); margin: 40px 0 14px; padding: 0; }
.bm4u-kalk h3 { font-size: 18px; line-height: 1.35; font-weight: 700; color: var(--ink); margin: 30px 0 12px; padding: 0; }
.bm4u-kalk ul { padding-left: 1.2em; }
.bm4u-kalk__perex { font-size: 18px; line-height: 1.5; font-weight: 700; color: var(--ink); }

/* ---- nástroj (krok 1 a 4) ----------------------------------------------- */
.bm4u-kalk__nastroj {
  background: var(--paper-2); border-radius: 0 0 4px 4px; padding: 28px 28px 22px; margin: 36px 0;
  border-top: 3px solid var(--blue);
}
.bm4u-kalk__nastroj h2 { margin-top: 0; }
.bm4u-kalk__label { display: block; font-weight: 600; color: var(--ink); margin-bottom: 8px; }
.bm4u-kalk__select {
  width: 100%; max-width: 520px; font: inherit; font-size: 16px; color: var(--ink);
  padding: 12px 40px 12px 14px; border: 1px solid #aab6c3; border-radius: 3px; background-color: #fff;
  appearance: none; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 256 256'%3E%3Cpath fill='%23020079' d='M212.24 100.24l-80 80a6 6 0 0 1-8.48 0l-80-80a6 6 0 0 1 8.48-8.48L128 167.51l75.76-75.75a6 6 0 0 1 8.48 8.48Z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center; background-size: 18px;
}
.bm4u-kalk__select:focus-visible { outline: 3px solid var(--blue); outline-offset: 2px; }

.bm4u-kalk__karty {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px;
  list-style: none; margin: 22px 0 14px; padding: 0 !important;
}
.bm4u-kalk__karta {
  display: flex; flex-direction: column; gap: 4px;
  background: #fff; border: 1px solid var(--line); border-radius: 4px; padding: 16px 16px 14px;
}
.bm4u-kalk__karta--2 { background: var(--ink); border-color: var(--ink); }
.bm4u-kalk__uroven { font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--blue); }
.bm4u-kalk__castka { font-size: 24px; line-height: 1.2; font-weight: 700; color: var(--ink); font-variant-numeric: tabular-nums; white-space: nowrap; }
.bm4u-kalk__jedn { font-size: 13px; color: var(--muted); }
.bm4u-kalk__karta--2 .bm4u-kalk__uroven { color: var(--sky); }
.bm4u-kalk__karta--2 .bm4u-kalk__castka { color: #fff; }
.bm4u-kalk__karta--2 .bm4u-kalk__jedn { color: #c9d4df; }
.bm4u-kalk__zdroj { font-size: 13px; color: var(--muted); margin: 0 0 4px; padding: 0 !important; }
.bm4u-kalk__dal { font-weight: 600; color: var(--blue); margin: 0; padding: 0 !important; }
.bm4u-kalk__podtitul { margin: 0; padding: 0 !important; color: var(--ink); }
.bm4u-kalk__pro a { color: var(--blue); }

.bm4u-kalk__vyznam { margin: 0; display: grid; gap: 10px; }
.bm4u-kalk__vyznam > div { border-left: 2px solid var(--line); padding: 2px 0 2px 14px; }
.bm4u-kalk__vyznam dt { font-weight: 700; color: var(--ink); }
.bm4u-kalk__vyznam dd { margin: 2px 0 0; }

.bm4u-kalk__mrizka {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 6px 24px;
  list-style: none; padding: 0 !important; margin: 0 0 8px;
}
.bm4u-kalk__mrizka li, .bm4u-kalk__cta li { position: relative; padding-left: 22px; list-style: none; }
.bm4u-kalk__mrizka li::before, .bm4u-kalk__cta li::before {
  content: ""; position: absolute; left: 2px; top: .55em; width: 8px; height: 8px; border-radius: 50%; background: var(--blue);
}

/* ---- detail výpočtu ----------------------------------------------------- */
.bm4u-kalk__detail { background: #fff; border: 1px solid var(--line); border-radius: 4px; }
.bm4u-kalk__detail summary {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 14px 16px; cursor: pointer; color: var(--ink); list-style: none;
}
.bm4u-kalk__detail summary::-webkit-details-marker { display: none; }
.bm4u-kalk__detail summary span { color: var(--blue); font-weight: 600; font-size: 13px; white-space: nowrap; }
.bm4u-kalk__otevrit::after { content: " ▾"; }
.bm4u-kalk__zavrit::after { content: " ▴"; }
.bm4u-kalk__zavrit, .bm4u-kalk__detail[open] .bm4u-kalk__otevrit { display: none; }
.bm4u-kalk__detail[open] .bm4u-kalk__zavrit { display: inline; }
.bm4u-kalk__tabulka { overflow-x: auto; padding: 0 16px; }
.bm4u-kalk table { width: 100%; border-collapse: collapse; font-size: 14px; margin: 0; border: 0; }
.bm4u-kalk th, .bm4u-kalk td { padding: 9px 10px; border: 0; border-bottom: 1px solid var(--line); text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.bm4u-kalk th:first-child { text-align: left; white-space: normal; }
.bm4u-kalk thead th { font-size: 12px; letter-spacing: .04em; text-transform: uppercase; color: var(--blue); white-space: normal; }   /* „DURCHSCHNITTLICHER MANAGER“ by jinak roztáhl tabulku */
.bm4u-kalk tbody th { font-weight: 400; color: var(--ink); }
.bm4u-kalk__mezisoucet th, .bm4u-kalk__mezisoucet td { font-weight: 700 !important; color: var(--ink); }
.bm4u-kalk__soucet th, .bm4u-kalk__soucet td { font-weight: 700 !important; color: var(--ink); border-bottom: 0; background: var(--sky-soft); }
.bm4u-kalk__pozn { font-size: 12.5px; color: var(--muted); margin: 0; padding: 12px 16px 14px !important; }

.bm4u-kalk__otazka { font-size: 20px; line-height: 1.4; font-weight: 700; color: var(--blue); }

/* ---- výzva na konci ----------------------------------------------------- */
.bm4u-kalk__cta { background: var(--ink); color: #d5dee8; border-radius: 4px; padding: 30px 30px 26px; margin: 40px 0 0; }
.bm4u-kalk__cta h2 { color: #fff; margin-top: 0; }
.bm4u-kalk__cta strong { color: #fff; }
.bm4u-kalk__cta ul { padding: 0 !important; margin: 0 0 16px; }
.bm4u-kalk__cta li::before { background: var(--sky); }
.bm4u-kalk__btn {
  display: inline-block; background: var(--sky); color: var(--ink) !important; text-decoration: none;
  font-weight: 700; font-size: 14px; letter-spacing: .05em; text-transform: uppercase;
  padding: 13px 22px; border-radius: 2px; transition: background .15s;
}
.bm4u-kalk__btn:hover { background: #fff; }

@media (max-width: 640px) {
  .bm4u-kalk__nastroj, .bm4u-kalk__cta { padding: 22px 18px; }
  .bm4u-kalk__karty, .bm4u-kalk__mrizka { grid-template-columns: 1fr; }
  .bm4u-kalk__detail summary { flex-direction: column; align-items: flex-start; }
  /* Čtyři sloupce se na telefon nevejdou – každá položka se přeskládá: název přes celou šířku,
     pod ním tři řádky „úroveň (z data-label) … částka“. Vejde se v každém jazyce i na 320 px. */
  .bm4u-kalk__tabulka { padding: 0 12px; }
  .bm4u-kalk thead { display: none; }
  .bm4u-kalk table, .bm4u-kalk tbody { display: block; }
  .bm4u-kalk tbody tr { display: block; border-bottom: 1px solid var(--line); padding: 8px 0; }
  .bm4u-kalk tbody th { display: block; border: 0; padding: 0 0 4px !important; }   /* Divi dává buňkám 24 px */
  .bm4u-kalk tbody td { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; border: 0; padding: 1px 0 !important; font-size: 13px; line-height: 1.4; }
  .bm4u-kalk tbody td::before { content: attr(data-label); font-size: 10px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; color: var(--muted); text-align: left; white-space: normal; flex: 1 1 0; min-width: 0; overflow-wrap: anywhere; hyphens: auto; }
  .bm4u-kalk__soucet { padding: 8px 10px !important; background: var(--sky-soft); }
}