:root {
  --bg: #0f1216;
  --panel: #181d24;
  --panel-2: #1f252e;
  --line: #2a313c;
  --text: #e6e9ee;
  --muted: #8b95a3;
  --accent: #4f8cff;
  --danger: #e05353;
  --ok: #3fb97f;
  --warn: #e0a53f;
  --radius: 10px;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 0 20px;
  height: 56px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 10;
}
.brand { font-weight: 700; font-size: 18px; color: var(--text); }
.topbar nav { display: flex; gap: 6px; }
.topbar nav a {
  color: var(--muted);
  padding: 6px 12px;
  border-radius: 8px;
}
.topbar nav a:hover { background: var(--panel-2); color: var(--text); text-decoration: none; }
.logout { margin-left: auto; color: var(--muted); }

.wrap { max-width: 920px; margin: 0 auto; padding: 24px 16px 60px; }

h1 { font-size: 24px; margin: 0 0 16px; }
h2 { font-size: 16px; margin: 0 0 12px; }

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  margin-bottom: 16px;
}
.card.narrow { max-width: 400px; margin: 60px auto; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 8px; }
.card-head h1, .card-head h2 { margin: 0; }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 16px; }
.stat {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
}
.stat .num { display: block; font-size: 28px; font-weight: 700; color: var(--text); }

.row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}
.row:last-child { border-bottom: 0; }
.row-title { flex: 1; }
.right { margin-left: auto; }

label { display: block; margin-bottom: 14px; color: var(--muted); font-size: 13px; }
input, textarea, select {
  width: 100%;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  padding: 9px 11px;
  font: inherit;
  margin-top: 4px;
}
textarea { resize: vertical; }
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--accent); }

.inline { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-bottom: 8px; }
.inline > * { margin-top: 0; width: auto; }
.inline select { flex: 0 0 auto; }

.btn {
  display: inline-block;
  background: var(--panel-2);
  border: 1px solid var(--line);
  color: var(--text);
  padding: 9px 16px;
  border-radius: 8px;
  cursor: pointer;
  font: inherit;
  white-space: nowrap;
}
.btn:hover { border-color: var(--accent); text-decoration: none; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.danger { background: transparent; border-color: var(--danger); color: var(--danger); }
.btn.danger:hover { background: var(--danger); color: #fff; }
.btn.small { padding: 5px 10px; font-size: 13px; }
.btn.active { border-color: var(--accent); color: var(--accent); }

.filters { display: flex; gap: 6px; }

.topic { position: relative; }
.topic.status-done { opacity: 0.6; }
.topic .del { position: absolute; top: 14px; right: 14px; }
.topic .meta { margin-top: 6px; }

.badge { width: 10px; height: 10px; border-radius: 50%; flex: 0 0 auto; background: var(--muted); display: inline-block; }
.badge.p1 { background: var(--danger); }
.badge.p2 { background: var(--warn); }
.badge.p3 { background: var(--ok); }

.chip {
  font-size: 12px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  padding: 2px 8px;
  border-radius: 20px;
  color: var(--muted);
}

.tag { font-size: 12px; padding: 2px 10px; border-radius: 20px; }
.tag.open { color: var(--accent); }
.tag.doing { color: var(--warn); }
.tag.done { color: var(--ok); }

.muted { color: var(--muted); }
.small { font-size: 13px; }
.nowrap { white-space: nowrap; }
.mono { font-family: ui-monospace, "Cascadia Code", Consolas, monospace; }

.alert { background: rgba(224,83,83,0.12); border: 1px solid var(--danger); color: #ffb4b4; padding: 10px 12px; border-radius: 8px; margin-bottom: 14px; font-size: 14px; }

.tbl { width: 100%; border-collapse: collapse; font-size: 14px; }
.tbl th, .tbl td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
.tbl th { color: var(--muted); font-weight: 600; }

.foot { text-align: center; color: var(--muted); font-size: 12px; padding: 20px; }

@media (max-width: 640px) {
  .stats { grid-template-columns: repeat(2, 1fr); }
  .topic .del { position: static; margin-top: 8px; }
}

/* --- Strażnik / urządzenia --- */
.dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; background: var(--muted); vertical-align: middle; }
.dot.on { background: var(--ok); box-shadow: 0 0 6px var(--ok); }
.dot.off { background: #555; }

.usage-row { display: flex; align-items: center; gap: 10px; padding: 5px 0; }
.usage-app { flex: 0 0 180px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 14px; }
.usage-bar { flex: 1; height: 10px; background: var(--panel-2); border-radius: 5px; overflow: hidden; }
.usage-bar > span { display: block; height: 100%; background: var(--accent); }
.usage-time { flex: 0 0 90px; text-align: right; font-size: 13px; }

h3 { font-size: 14px; margin: 14px 0 6px; color: var(--text); }

.check { display: flex; align-items: center; gap: 8px; color: var(--text); }
.check input { width: auto; margin: 0; }

.sched-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; padding: 8px; border: 1px solid var(--line); border-radius: 8px; margin-bottom: 8px; }
.sched-row input[type=time] { width: auto; }
.sched-row input[type=text] { flex: 1; min-width: 160px; }
.days { display: flex; gap: 2px; flex-wrap: wrap; }
.day { display: flex; flex-direction: column; align-items: center; font-size: 11px; color: var(--muted); gap: 2px; width: auto; margin: 0; }
.day input { width: auto; margin: 0; }

/* --- Użytkownicy / uprawnienia --- */
.topbar .me { margin-left: auto; font-size: 13px; }
.topbar .logout { margin-left: 14px; }
fieldset.bare { border: 0; padding: 0; margin: 0; min-width: 0; }
fieldset.bare[disabled] { opacity: 0.65; }

/* --- Kafelki projektów --- */
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.tile { background: var(--panel-2); border: 1px solid var(--line); border-radius: 10px; padding: 12px; border-left: 3px solid var(--ok); }
.tile.warn { border-left-color: var(--warn); }
.tile-top { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 6px; }
.tile-name { font-weight: 600; font-size: 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tile-msg { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; margin-bottom: 8px; }
.tile-err { color: var(--danger); margin-bottom: 8px; }
.tile-stats { display: flex; gap: 10px; font-size: 12px; flex-wrap: wrap; }
.tile-stats .dirty { color: var(--warn); }