:root {
  --ink: #1B2A4A;
  --ink-dark: #12203C;
  --orange: #F2833C;
  --orange-dark: #C43D2F;
  --blue-light: #7FA8D9;
  --gray: #9AA3AF;
  --bg: #F6F7F9;
  --panel: #FFFFFF;
  --border: #E2E6EC;
}
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--ink);
  display: flex;
  flex-direction: column;
}
.topbar {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 8px 16px;
  background: var(--ink);
  color: #fff;
  flex: 0 0 auto;
}
.brand { display: flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; font-size: 20px; }
.brand b { color: var(--orange); font-weight: 800; }
.tagline { color: #B9C3D6; font-size: 13px; flex: 1; }
.topbar nav a { color: #B9C3D6; text-decoration: none; font-size: 14px; }
.topbar nav a:hover { color: #fff; }
main { flex: 1 1 auto; min-height: 0; }
main.mapa-layout { display: flex; }

/* login */
.login-box {
  max-width: 360px;
  margin: 10vh auto;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 36px 32px;
  text-align: center;
  box-shadow: 0 8px 30px rgba(27, 42, 74, .10);
}
.login-box h1 { margin: 12px 0 4px; }
.login-box h1 b { color: var(--orange); }
.login-sub { color: var(--gray); font-size: 13px; margin: 0 0 20px; }
.login-box input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 15px;
  margin-bottom: 12px;
}
.login-box button, .btn {
  width: 100%;
  padding: 10px;
  background: var(--orange);
  color: #fff;
  font-weight: 700;
  border: none;
  border-radius: 8px;
  font-size: 15px;
  cursor: pointer;
}
.login-box button:hover, .btn:hover { background: #E07226; }
.chyba { color: var(--orange-dark); font-size: 14px; }

/* panel filtrů */
.filtry {
  flex: 0 0 260px;
  background: var(--panel);
  border-right: 1px solid var(--border);
  padding: 14px;
  overflow-y: auto;
  font-size: 13.5px;
}
.filtry h3 { margin: 0 0 10px; font-size: 14px; text-transform: uppercase; letter-spacing: .04em; color: var(--gray); }
.filtry label { display: block; margin: 10px 0 4px; font-weight: 600; }
.filtry select, .filtry input[type=number] {
  width: 100%;
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
  font-size: 13.5px;
}
.filtry .rada { display: flex; gap: 6px; }
.filtry .check { display: flex; align-items: center; gap: 6px; margin-top: 8px; font-weight: 400; }
.filtry .check input { width: auto; }
.pocet { margin-top: 12px; padding: 8px 10px; background: var(--bg); border-radius: 6px; color: var(--ink); font-weight: 600; }
.legenda { margin-top: 14px; font-size: 12.5px; color: #4A5568; }
.legenda .radek { display: flex; align-items: center; gap: 7px; margin: 3px 0; }
.tecka { width: 11px; height: 11px; border-radius: 50%; display: inline-block; }

/* mapa */
#mapa { flex: 1 1 auto; min-width: 0; }

/* detail panel */
.detail {
  position: absolute;
  top: 60px;
  right: 12px;
  width: 320px;
  max-height: calc(100% - 90px);
  overflow-y: auto;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: 0 8px 30px rgba(27, 42, 74, .18);
  padding: 14px;
  font-size: 13.5px;
  z-index: 1000;
  display: none;
}
.detail.otevreny { display: block; }
.detail h3 { margin: 0 0 6px; }
.detail .zavrit { float: right; cursor: pointer; border: none; background: none; font-size: 18px; color: var(--gray); }
.detail table { width: 100%; border-collapse: collapse; }
.detail td { padding: 3px 0; vertical-align: top; }
.detail td:first-child { color: var(--gray); width: 42%; }
.detail .odkazy a { margin-right: 10px; color: var(--ink); font-weight: 600; }
.detail select, .detail textarea {
  width: 100%;
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13.5px;
  margin: 4px 0 8px;
  font-family: inherit;
}
.detail .btn { width: 100%; padding: 8px; }
.ulozeno { color: #2F855A; font-size: 12.5px; }

.opacita { display: flex; align-items: center; gap: 8px; margin-top: 8px; }
.opacita input { flex: 1; }

/* ovládání průhlednosti ÚP (vpravo pod vrstvami) */
.up-opacita-control {
  background: #fff;
  padding: 6px 10px;
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ink);
}
.up-opacita-control input { width: 110px; }

/* lišta laso výběru */
.vyber-lista {
  position: absolute;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  display: none;
  align-items: center;
  gap: 8px;
  background: var(--ink);
  color: #fff;
  padding: 9px 14px;
  border-radius: 10px;
  box-shadow: 0 8px 30px rgba(27, 42, 74, .35);
  z-index: 1100;
  font-size: 13.5px;
  white-space: nowrap;
}
.vyber-btn {
  border: none;
  border-radius: 6px;
  padding: 6px 10px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  background: #33456B;
  color: #fff;
}
.vyber-btn:hover { filter: brightness(1.15); }
.vyber-btn--nevhodne { background: var(--orange-dark); }
.vyber-btn--zajimave { background: #2F855A; }
.vyber-btn--sledovat { background: #B7791F; }
.vyber-btn--zrusit { background: transparent; color: #B9C3D6; }