:root {
  --brand: #e2001a;
  --brand-dark: #b30015;
  --bg: #f4f5f7;
  --card: #ffffff;
  --text: #1c2530;
  --muted: #6b7684;
  --border: #d9dee5;
  --ok: #1a9c56;
  --err: #d43c3c;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
}
header {
  background: var(--brand);
  color: #fff;
  padding: 10px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  position: relative;
}
.header-left { display: flex; align-items: center; gap: 22px; }
.header-right { display: flex; align-items: center; gap: 12px; }
header .logo { font-size: 19px; font-weight: 700; letter-spacing: 1px; white-space: nowrap; }
header .logo span { font-weight: 300; }
header .who { font-size: 13px; opacity: .9; }
header button {
  background: rgba(255,255,255,.15); color: #fff;
  border: 1px solid rgba(255,255,255,.4); border-radius: 6px;
  padding: 6px 14px; cursor: pointer; font-size: 13px;
}
header button:hover { background: rgba(255,255,255,.28); }

.tabs { display: flex; gap: 4px; flex-wrap: wrap; }
.tab {
  background: rgba(255,255,255,.08);
  color: #fff;
  border: 0;
  border-radius: 6px;
  padding: 7px 14px;
  cursor: pointer;
  font-size: 14px;
}
.tab:hover { background: rgba(255,255,255,.22); }

/* hamburger + panel nawigacji */
.hamburger {
  display: none;
  background: rgba(255,255,255,.08);
  color: #fff;
  border: 1px solid rgba(255,255,255,.35);
  border-radius: 6px;
  font-size: 20px;
  line-height: 1;
  padding: 4px 12px;
  cursor: pointer;
}
.hamburger:hover { background: rgba(255,255,255,.22); }
.nav-panel {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 50;
  background: var(--brand-dark);
  box-shadow: 0 12px 24px rgba(0,0,0,.3);
  padding: 6px 12px 12px;
}
.nav-panel.open { display: block; }
.nav-panel-item {
  display: block;
  width: 100%;
  text-align: left;
  background: transparent;
  color: #fff;
  border: 0;
  border-bottom: 1px solid rgba(255,255,255,.15);
  padding: 13px 14px;
  font-size: 15px;
  cursor: pointer;
}
.nav-panel-item:hover { background: rgba(255,255,255,.12); }
.nav-panel-item.logout { color: #ffd7d7; border-bottom: 0; }

@media (max-width: 767px) {
  .tabs { display: none; }
  .hamburger { display: inline-block; }
  header { padding: 10px 14px; }
}

main { max-width: 1080px; margin: 24px auto; padding: 0 16px; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: 0 1px 3px rgba(0,0,0,.05);
}
h1 { font-size: 22px; margin: 0 0 18px; }
h2 { font-size: 15px; text-transform: uppercase; letter-spacing: .5px; color: var(--muted); border-bottom: 2px solid var(--brand); padding-bottom: 6px; }

.login-wrap { max-width: 380px; margin: 80px auto; }
.login-wrap .logo-big { text-align: center; font-size: 34px; font-weight: 800; color: var(--brand); margin-bottom: 8px; }
.login-wrap .logo-big span { font-weight: 300; color: var(--text); }
.login-wrap p.sub { text-align: center; color: var(--muted); margin: 0 0 20px; }

label { display: block; font-size: 13px; font-weight: 600; margin: 12px 0 4px; }
label .req { color: var(--brand); }
input[type=text], input[type=password], input[type=number], input[type=date], select {
  width: 100%;
  padding: 9px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  background: #fff;
}
input:focus, select:focus { outline: 2px solid rgba(226,0,26,.25); border-color: var(--brand); }
.note { font-size: 12px; color: var(--muted); margin-top: 3px; }
.field-id { font-size: 11px; color: #9aa4b1; font-weight: 400; margin-left: 6px; }

.btn {
  background: var(--brand);
  color: #fff;
  border: 0;
  border-radius: 6px;
  padding: 10px 22px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}
.btn:hover { background: var(--brand-dark); }
.btn.secondary { background: #fff; color: var(--text); border: 1px solid var(--border); }
.btn.small { padding: 5px 12px; font-size: 12px; }
/* jednolita szerokość przycisków akcji w tabelach — wyrównanie między wierszami */
.actions .btn.small {
  min-width: 122px;
  text-align: center;
  white-space: nowrap;
  justify-content: center;
}
.btn.danger { background: var(--err); }
.btn-block { width: 100%; margin-top: 18px; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 12px 20px; }
.grid-form { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); align-items: end; }
.radio-row { display: flex; gap: 14px; margin-top: 6px; }
.radio-row label { display: flex; align-items: center; gap: 6px; font-weight: 500; margin: 0; }

.toolbar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 16px; }
.toolbar input { flex: 1; min-width: 160px; }
.msg { padding: 10px 14px; border-radius: 6px; margin: 12px 0; font-size: 14px; white-space: pre-wrap; }
.msg.ok { background: #e6f7ee; color: var(--ok); }
.msg.err { background: #fdeaea; color: var(--err); }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-size: 12px; text-transform: uppercase; }
tr:nth-child(even) td { background: #fafbfc; }
.empty { color: var(--muted); text-align: center; padding: 30px; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; }
.mono { font-family: ui-monospace, monospace; font-size: 12px; }
.muted-cell { font-size: 12px; color: var(--muted); }
.nowrap { white-space: nowrap; }

/* statystyki */
.stats-filters input[type=date] { flex: 0 1 170px; }
.user-pick { display: flex; flex-wrap: wrap; gap: 10px 18px; margin: 6px 0 18px; }
.user-pick .chk { display: flex; align-items: center; gap: 6px; font-weight: 500; margin: 0; font-size: 14px; }
.user-pick .chk input { width: auto; }
.chart-card { margin-top: 22px; }
.chart { margin-top: 12px; overflow-x: auto; }
.chart-svg { width: 100%; min-width: 480px; height: auto; display: block; }
.axis { font-size: 11px; fill: var(--muted); font-family: system-ui, sans-serif; }
.axis.strong { fill: var(--text); font-weight: 600; }
.legend { display: flex; gap: 18px; flex-wrap: wrap; margin-top: 10px; font-size: 13px; }
.legend-item { display: inline-flex; align-items: center; gap: 6px; }
.chip { width: 12px; height: 12px; border-radius: 3px; display: inline-block; background: #999; }
/* modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(12,18,26,.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 16px;
}
.modal-card { width: 380px; max-width: 100%; margin: 0; }

.stats-table td, .stats-table th { font-size: 13px; }

/* logo ukryte na razie — usuń tę regułę, aby przywrócić */
header .logo, .login-wrap .logo-big { display: none; }