:root {
  --modra: #0b1f4f;
  --modra2: #163a84;
  --pozadi: #f3f5f9;
  --karta: #ffffff;
  --text: #1c2333;
  --seda: #6b7488;
  --cara: #dde2ec;
  --zelena: #2e9e44;
  --zluta: #e0b000;
  --cervena: #d7261e;
  --sedaT: #8a8f98;
}
@media (prefers-color-scheme: dark) {
  :root { --pozadi: #0f1420; --karta: #18202f; --text: #e6e9f0; --seda: #9aa3b5; --cara: #2a3448; }
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.4 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--pozadi); color: var(--text); }
header { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; padding: 10px 16px; background: var(--modra); color: #fff; }
.logo { font-weight: 700; font-size: 18px; }
.logo .g { color: #ffd21f; letter-spacing: 1px; }
nav { display: flex; gap: 4px; }
nav button { background: transparent; color: #cdd7ef; border: 0; padding: 6px 12px; border-radius: 6px; font: inherit; cursor: pointer; }
nav button.on, nav button:hover { background: var(--modra2); color: #fff; }
#hledat { display: flex; gap: 4px; margin-left: auto; }
#hledat input { width: 130px; padding: 5px 8px; border-radius: 6px; border: 0; font: inherit; }
#hledat button { padding: 5px 10px; border-radius: 6px; border: 0; background: #ffd21f; color: var(--modra); font: inherit; font-weight: 600; cursor: pointer; }
#hodiny { font-variant-numeric: tabular-nums; font-weight: 600; }
main { padding: 16px; max-width: 1400px; margin: 0 auto; }
.tab { display: none; }
.tab.on { display: block; }
#tab-mapa.on { display: grid; grid-template-columns: 1fr 320px; gap: 16px; }
@media (max-width: 900px) { #tab-mapa.on { grid-template-columns: 1fr; } }
.mapa-wrap { background: var(--karta); border: 1px solid var(--cara); border-radius: 10px; position: relative; overflow: hidden; }
#mapa { width: 100%; height: 70vh; min-height: 360px; display: block; cursor: grab; touch-action: none; }
#mapa text { font-size: 12px; fill: var(--text); paint-order: stroke; stroke: var(--karta); stroke-width: 3px; }
#mapa .vlak text { font-weight: 700; }
.legenda { position: absolute; left: 10px; bottom: 8px; display: flex; gap: 10px; flex-wrap: wrap; font-size: 12px; background: var(--karta); padding: 4px 8px; border-radius: 6px; opacity: .92; }
.tecka { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 4px; vertical-align: -1px; }
.zelena { background: var(--zelena); } .zluta { background: var(--zluta); } .cervena { background: var(--cervena); } .seda { background: var(--sedaT); }
aside { background: var(--karta); border: 1px solid var(--cara); border-radius: 10px; padding: 8px; max-height: 70vh; overflow: auto; }
aside .radek { display: flex; justify-content: space-between; gap: 8px; padding: 7px 8px; border-radius: 6px; cursor: pointer; }
aside .radek:hover { background: var(--pozadi); }
aside .radek small { color: var(--seda); display: block; }
.zp { font-weight: 700; font-variant-numeric: tabular-nums; white-space: nowrap; }
.zp.ok { color: var(--zelena); } .zp.mirne { color: var(--zluta); } .zp.velke { color: var(--cervena); } .zp.nic { color: var(--seda); font-weight: 400; }
table.tab-data { width: 100%; border-collapse: collapse; background: var(--karta); border-radius: 10px; overflow: hidden; border: 1px solid var(--cara); }
table.tab-data th, table.tab-data td { padding: 8px 10px; text-align: left; border-bottom: 1px solid var(--cara); }
table.tab-data tr.klik { cursor: pointer; } table.tab-data tr.klik:hover td { background: var(--pozadi); }
.stanice-volba { display: flex; gap: 14px; align-items: center; margin-bottom: 12px; flex-wrap: wrap; }
.stanice-volba select { padding: 6px 8px; font: inherit; border-radius: 6px; }
.lcd { background: var(--modra); color: #fff; border-radius: 10px; padding: 12px 16px; font-variant-numeric: tabular-nums; overflow-x: auto; }
.lcd h2 { margin: 0 0 8px; display: flex; justify-content: space-between; font-size: 20px; }
.lcd h2 .tit { color: #ffd21f; margin-right: 10px; }
.lcd table { width: 100%; border-collapse: collapse; }
.lcd th { color: #a9b8d8; font-weight: 400; text-align: left; font-size: 13px; border-bottom: 1px solid #2b4f9a; padding: 4px 6px; }
.lcd td { padding: 5px 6px; }
.lcd .vl { color: #ffd21f; cursor: pointer; }
.lcd .pres { color: #a9b8d8; font-size: 13px; }
.lcd .zm { color: #ffa43a; }
.lcd .zpl { color: #ffd21f; font-weight: 700; }
.lcd .zrus { color: #ff5a4a; font-weight: 700; }
.lcd .pozn { margin-top: 10px; background: #06132f; color: #ffd21f; padding: 6px 10px; border-radius: 6px; }
.detail { position: fixed; inset: 0; background: rgba(5, 10, 25, .55); display: flex; align-items: flex-start; justify-content: center; padding: 40px 16px; overflow: auto; }
.detail.skryte { display: none; }
.detail-box { background: var(--karta); border-radius: 12px; width: 100%; max-width: 640px; padding: 18px 20px; position: relative; }
.zavrit { position: absolute; right: 10px; top: 6px; border: 0; background: transparent; font-size: 26px; cursor: pointer; color: var(--seda); }
.detail h2 { margin: 0 0 4px; }
.detail .pod { color: var(--seda); margin-bottom: 10px; }
.detail table { width: 100%; border-collapse: collapse; }
.detail td, .detail th { padding: 6px 6px; border-bottom: 1px solid var(--cara); text-align: left; }
.detail tr.hotovo td { color: var(--seda); }
.detail tr.prujezd td { font-style: italic; color: var(--seda); }
.detail .mapa-odkaz { display: inline-block; margin-top: 10px; }
footer { text-align: center; color: var(--seda); font-size: 12px; padding: 16px; }
.prazdne { color: var(--seda); padding: 12px; }
a { color: #3d7bff; }
@media (prefers-color-scheme: dark) { a { color: #8fb4ff; } }
.zp.odhad { color: var(--seda); font-weight: 400; }
nav .navodkaz { color: #cdd7ef; padding: 6px 12px; text-decoration: none; border-radius: 6px; }
nav .navodkaz:hover { background: var(--modra2); color: #fff; }
.pozn-text { color: var(--seda); }
#tab-statistiky h2, #tab-statistiky h3 { margin: 8px 0; }