:root {
  --bg: #f4f6f9;
  --surface: #ffffff;
  --border: #e2e6ec;
  --text: #1c2430;
  --muted: #667085;
  --primary: #1f5eff;
  --primary-dark: #1546c4;
  --side: #121a2b;
  --side-text: #c7cfdd;
  --ok-bg: #e5f6ec; --ok: #12703a;
  --warn-bg: #fff4dc; --warn: #8a5a00;
  --danger-bg: #fde8e8; --danger: #b42318;
  --radius: 10px;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg); color: var(--text);
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 24px; margin: 0 0 4px; }
h2 { font-size: 17px; margin: 0 0 14px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.mono { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; letter-spacing: .02em; }

/* Layout z bocznym menu */
.shell { display: grid; grid-template-columns: 230px 1fr; min-height: 100vh; }
.side { background: var(--side); color: var(--side-text); padding: 20px 14px; display: flex; flex-direction: column; gap: 4px; }
.brand { color: #fff; font-weight: 700; font-size: 18px; padding: 4px 10px 18px; display: flex; align-items: center; gap: 8px; }
.brand small { display: block; font-weight: 400; font-size: 12px; color: var(--side-text); }
.side a.nav { color: var(--side-text); padding: 9px 10px; border-radius: 8px; display: block; }
.side a.nav:hover { background: rgba(255,255,255,.06); text-decoration: none; color: #fff; }
.side a.nav.active { background: rgba(255,255,255,.1); color: #fff; }
.side .spacer { flex: 1; }
.side .who { font-size: 13px; padding: 10px; border-top: 1px solid rgba(255,255,255,.08); }
.side .who strong { color: #fff; display: block; }
.side form button { background: none; border: 0; color: var(--side-text); padding: 0; cursor: pointer; font: inherit; text-decoration: underline; }
.main { padding: 28px 32px 48px; max-width: 1200px; width: 100%; }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 22px; flex-wrap: wrap; }

.impersonation { background: #fff4dc; color: var(--warn); padding: 8px 32px; font-size: 14px; border-bottom: 1px solid #f1d9a6; display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }

/* Karty i siatki */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; margin-bottom: 20px; }
.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.stat { font-size: 30px; font-weight: 700; }
.kv { display: grid; grid-template-columns: minmax(120px, 40%) 1fr; gap: 8px 14px; margin: 0; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }

/* Tabele */
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); font-weight: 600; }
tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: #fafbfd; }
.table-card { padding: 0; overflow-x: auto; }
.empty { text-align: center; padding: 40px 20px; color: var(--muted); }

/* Plakietki */
.badge { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12.5px; font-weight: 600; white-space: nowrap; }
.badge-ok { background: var(--ok-bg); color: var(--ok); }
.badge-warn { background: var(--warn-bg); color: var(--warn); }
.badge-danger { background: var(--danger-bg); color: var(--danger); }
.badge-muted { background: #eef0f4; color: var(--muted); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { border: 1px solid var(--border); border-radius: 8px; padding: 6px 10px; background: #fafbfd; }
.chip strong { font-size: 16px; margin-right: 6px; }

/* Formularze */
form.stack { display: grid; gap: 16px; max-width: 560px; }
label { font-weight: 600; font-size: 14px; display: block; margin-bottom: 5px; }
.hint { font-weight: 400; color: var(--muted); font-size: 13px; margin-top: 4px; }
input[type=text], input[type=email], input[type=password], input[type=date] {
  width: 100%; padding: 10px 12px; border: 1px solid #cdd3dc; border-radius: 8px; font: inherit; background: #fff;
}
input:focus { outline: 2px solid rgba(31,94,255,.25); border-color: var(--primary); }
.check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; }
.check input { margin-top: 4px; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

.btn {
  display: inline-flex; align-items: center; gap: 6px; padding: 9px 16px; border-radius: 8px;
  border: 1px solid transparent; background: var(--primary); color: #fff; font: inherit; font-weight: 600;
  cursor: pointer; text-decoration: none; white-space: nowrap;
}
.btn:hover { background: var(--primary-dark); text-decoration: none; }
.btn-secondary { background: #fff; color: var(--text); border-color: #cdd3dc; }
.btn-secondary:hover { background: #f3f5f8; }
.btn-danger { background: #fff; color: var(--danger); border-color: #f0b8b3; }
.btn-danger:hover { background: var(--danger-bg); }
.btn-sm { padding: 5px 10px; font-size: 13px; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.inline { display: inline; }
.btn[disabled] { opacity: .6; cursor: progress; }

/* Komunikaty */
.alert { padding: 12px 16px; border-radius: 8px; margin-bottom: 18px; border: 1px solid; }
.alert-success { background: var(--ok-bg); color: var(--ok); border-color: #b5e3c6; }
.alert-error { background: var(--danger-bg); color: var(--danger); border-color: #f4c2bd; }
.alert ul { margin: 0; padding-left: 18px; }

/* Ekran logowania */
.auth-wrap { min-height: 100vh; display: grid; place-items: center; padding: 20px; }
.auth-card { width: 100%; max-width: 400px; }
.auth-card h1 { margin-bottom: 18px; }

/* Oś czasu */
.timeline { list-style: none; margin: 0; padding: 0; }
.timeline li { display: grid; grid-template-columns: 100px 1fr; gap: 12px; padding: 9px 0; border-bottom: 1px dashed var(--border); }
.timeline li:last-child { border-bottom: 0; }
.timeline .date { color: var(--muted); font-size: 13px; padding-top: 1px; }
.timeline .det { color: var(--muted); font-size: 13px; }

details summary { cursor: pointer; color: var(--primary); }

@media (max-width: 860px) {
  .shell { grid-template-columns: 1fr; }
  .side { flex-direction: row; flex-wrap: wrap; align-items: center; padding: 10px 16px; }
  .brand { padding: 0 10px 0 0; }
  .side .spacer, .side .who { display: none; }
  .main { padding: 20px 16px 40px; }
  .grid-2, .grid-3, .row { grid-template-columns: 1fr; }
  .kv { grid-template-columns: 1fr; gap: 2px; }
  .kv dd { margin-bottom: 8px; }
}

/* Karty w siatce – odstęp daje sama siatka */
.grid { margin-bottom: 20px; }
.grid > .card { margin-bottom: 0; }
@media (max-width: 860px) {
  .grid { gap: 12px; }
  .side .who { display: block; border: 0; padding: 0 10px; margin-left: auto; }
  .side .who strong, .side .who-email { display: none; }
  .page-head { margin-bottom: 16px; }
  .card { padding: 16px; }
}
.main { min-width: 0; }
@media (max-width: 860px) {
  .shell { grid-template-columns: minmax(0, 1fr); grid-template-rows: auto 1fr; }
  .side { gap: 6px 4px; padding: 12px 16px; }
  .brand { flex: 1 1 60%; order: 0; }
  .side .who { order: 1; margin-left: 0; }
  .side a.nav { order: 2; padding: 7px 12px; }
  .table-card table { min-width: 560px; }
  .impersonation { padding: 8px 16px; }
}

.input-action { display: flex; gap: 8px; }
.input-action input { flex: 1; min-width: 0; }
.hint-ok { color: var(--ok); }
.hint-error { color: var(--danger); }

/* Kategorie prawa jazdy z piktogramami */
.cats { display: flex; flex-wrap: wrap; gap: 6px; }
.cats-lg { gap: 10px; margin-bottom: 8px; }
.cat { position: relative; display: inline-flex; align-items: center; gap: 8px; padding: 8px 12px; border: 1px solid var(--border);
  border-radius: 10px; background: #fafbfd; cursor: help; outline: none; }
.cat:hover, .cat:focus { border-color: #b9c8f5; background: #f2f6ff; }
.cat:focus-visible { box-shadow: 0 0 0 3px rgba(31,94,255,.25); }
.cat b { font-size: 16px; }
.cat-compact { padding: 3px 7px; gap: 4px; border-radius: 7px; }
.cat-compact b { font-size: 13px; }
.cat-icons { display: inline-flex; align-items: flex-end; color: var(--primary); }
.cat-ico { width: 34px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.cat-trailer { width: 22px; margin-left: -2px; }
.cat-compact .cat-ico { width: 24px; height: 16px; }
.cat-compact .cat-trailer { width: 16px; }
.cat-date { color: var(--muted); font-size: 13px; }
/* Dymek z opisem – działa na najechanie i dotknięcie (focus) */
.cat[data-tip]::after {
  content: attr(data-tip); position: absolute; left: 50%; bottom: calc(100% + 8px); transform: translateX(-50%);
  width: max-content; max-width: 260px; padding: 8px 11px; border-radius: 8px; background: #1c2430; color: #fff;
  font-size: 13px; line-height: 1.4; font-weight: 400; white-space: normal; text-align: left;
  opacity: 0; pointer-events: none; transition: opacity .12s; z-index: 30; box-shadow: 0 8px 20px rgba(0,0,0,.18);
}
.cat:hover::after, .cat:focus::after { opacity: 1; }
td .cat[data-tip]::after { left: 0; transform: none; }

/* Dane wrażliwe zamaskowane gwiazdkami */
.masked { display: inline-flex; align-items: center; gap: 4px; }
.reveal { border: 0; background: none; padding: 2px; cursor: pointer; color: var(--muted); line-height: 0; border-radius: 4px; }
.reveal:hover { color: var(--primary); background: #eef3ff; }
.reveal svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.reveal[aria-pressed="true"] { color: var(--primary); }
@media (max-width: 860px) {
  .cat[data-tip]::after { left: 0; transform: none; max-width: min(260px, calc(100vw - 48px)); }
}