:root {
  --bg: #eaeef2;
  --surface: #ffffff;
  --surface-2: #f5f7f9;
  --line: #d3dae1;
  --line-strong: #b6c1cb;
  --ink: #16222e;
  --ink-2: #56656f;
  --ink-3: #8794a0;
  --accent: #1f4e79;
  --accent-soft: #e3edf6;
  --ok: #12683f;
  --ok-soft: #dcf0e5;
  --warn: #8a6100;
  --warn-soft: #fbf0d6;
  --bad: #9d2318;
  --bad-soft: #fadedb;
  --idle: #7b8794;
  --mono: ui-monospace, "Cascadia Mono", "SF Mono", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.45;
  color: var(--ink);
  background: var(--bg);
}

button, input, select, textarea { font: inherit; color: inherit; }

/* ---------- σκελετός ---------- */
.shell { display: grid; grid-template-columns: 208px 1fr; min-height: 100vh; }

nav.side {
  background: var(--accent);
  color: #dce7f1;
  padding: 18px 0;
  display: flex;
  flex-direction: column;
}
nav.side h1 {
  font-size: 17px; font-weight: 600; letter-spacing: -0.01em;
  margin: 0 18px 22px; color: #fff;
}
nav.side h1 span { display: block; font-size: 11px; font-weight: 400; color: #9dbbd6; letter-spacing: 0; }
nav.side a {
  display: block; padding: 8px 18px; color: #cfe0ee;
  text-decoration: none; border-left: 3px solid transparent; cursor: pointer;
}
nav.side a:hover { background: rgba(255,255,255,.08); color: #fff; }
nav.side a.on { background: rgba(255,255,255,.14); border-left-color: #fff; color: #fff; font-weight: 500; }
nav.side .foot { margin-top: auto; padding: 0 18px; font-size: 12px; color: #9dbbd6; }
nav.side .foot a { padding: 4px 0; border: 0; font-size: 12px; }

/* ---------- επιλογή γλώσσας ---------- */
.langpick { display: inline-flex; margin-bottom: 10px; border-radius: 3px; overflow: hidden; }
.langpick button {
  border: 1px solid rgba(255, 255, 255, .28); background: transparent;
  color: #cfe0ee; padding: 2px 9px; font-size: 11.5px; cursor: pointer;
  letter-spacing: .02em;
}
.langpick button + button { border-left: 0; }
.langpick button.on { background: #fff; color: var(--accent); border-color: #fff; font-weight: 600; }
.langpick button:focus-visible { outline: 2px solid #fff; outline-offset: 1px; }

.loginlang { float: right; margin-top: -6px; }
.loginlang button { border-color: var(--line-strong); color: var(--ink-2); }
.loginlang button.on { background: var(--accent); color: #fff; border-color: var(--accent); }

main { padding: 20px 24px 60px; min-width: 0; }
header.bar { display: flex; align-items: baseline; gap: 14px; margin-bottom: 14px; }
header.bar h2 { margin: 0; font-size: 19px; font-weight: 600; letter-spacing: -0.01em; }
header.bar .meta { color: var(--ink-2); font-size: 12px; }
header.bar .spacer { flex: 1; }

/* ---------- fleet strip: όλη η εγκατεστημένη βάση σε μια ματιά ---------- */
.strip {
  display: flex; flex-wrap: wrap; gap: 3px;
  padding: 12px 14px; background: var(--surface);
  border: 1px solid var(--line); border-radius: 4px; margin-bottom: 16px;
}
.strip .cell {
  width: 15px; height: 15px; border-radius: 2px; cursor: pointer;
  background: var(--idle); border: 1px solid rgba(0,0,0,.12);
}
.strip .cell.ok { background: #29a36a; }
.strip .cell.warn { background: #d9a520; }
.strip .cell.bad { background: #c8392c; }
.strip .cell.off { background: #c2cbd3; }
.strip .legend { display: flex; gap: 14px; width: 100%; margin-top: 10px; font-size: 12px; color: var(--ink-2); }
.strip .legend i { display: inline-block; width: 9px; height: 9px; border-radius: 2px; margin-right: 5px; }

/* ---------- πίνακες ---------- */
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: 4px; overflow: hidden; }
table { width: 100%; border-collapse: collapse; }
th {
  text-align: left; font-weight: 600; font-size: 12px; color: var(--ink-2);
  padding: 9px 12px; background: var(--surface-2); border-bottom: 1px solid var(--line);
  position: sticky; top: 0;
}
td { padding: 8px 12px; border-bottom: 1px solid var(--line); vertical-align: middle; }
tr.tenant td {
  background: var(--surface-2); font-weight: 600; font-size: 12px;
  color: var(--ink-2); padding: 6px 12px;
}
tr.agent td { cursor: pointer; }
tr.agent:hover td { background: var(--accent-soft); }
tr.approw td { padding-left: 30px; background: #fbfcfd; }
tr.approw td:first-child { border-left: 3px solid var(--line-strong); }
td.num { text-align: right; font-variant-numeric: tabular-nums; }

.mono { font-family: var(--mono); font-size: 12.5px; }
.dim { color: var(--ink-3); }

/* ---------- ενδείξεις κατάστασης ---------- */
.pill {
  display: inline-block; padding: 1px 7px; border-radius: 3px;
  font-size: 11.5px; font-weight: 500; white-space: nowrap;
}
.pill.ok { background: var(--ok-soft); color: var(--ok); }
.pill.warn { background: var(--warn-soft); color: var(--warn); }
.pill.bad { background: var(--bad-soft); color: var(--bad); }
.pill.idle { background: #e6eaee; color: var(--ink-2); }
.pill.new { background: var(--accent-soft); color: var(--accent); }

/* ---------- κουμπιά ---------- */
.btn {
  border: 1px solid var(--line-strong); background: var(--surface);
  border-radius: 3px; padding: 4px 10px; cursor: pointer; font-size: 13px;
}
.btn:hover { background: var(--surface-2); border-color: var(--accent); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn.primary:hover { background: #17406a; }
.btn.danger { color: var(--bad); border-color: #dfb6b1; }
.btn.sm { padding: 2px 7px; font-size: 12px; }
.btn:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 1px;
}
.actions { display: flex; gap: 5px; flex-wrap: wrap; }

/* ---------- συρτάρι λεπτομερειών ---------- */
.drawer {
  position: fixed; top: 0; right: 0; bottom: 0; width: min(680px, 92vw);
  background: var(--surface); border-left: 1px solid var(--line-strong);
  box-shadow: -8px 0 24px rgba(20,34,46,.14);
  display: flex; flex-direction: column; transform: translateX(100%);
  transition: transform .16s ease-out; z-index: 40;
}
.drawer.open { transform: translateX(0); }
@media (prefers-reduced-motion: reduce) { .drawer { transition: none; } }
.drawer .head {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 16px; border-bottom: 1px solid var(--line);
}
.drawer .head h3 { margin: 0; font-size: 15px; font-weight: 600; }
.drawer .body { overflow: auto; padding: 14px 16px; flex: 1; }

pre.log {
  font-family: var(--mono); font-size: 12px; line-height: 1.5;
  background: #12202c; color: #cfe0ee; padding: 12px;
  border-radius: 3px; overflow: auto; max-height: 60vh; margin: 0;
  white-space: pre-wrap; word-break: break-word;
}
pre.log .lvl-error { color: #ff9e91; }
pre.log .lvl-warn { color: #ffd479; }

.steps { list-style: none; margin: 0; padding: 0; }
.steps li { padding: 5px 0 5px 14px; border-left: 2px solid var(--line-strong); }
.steps li.error { border-left-color: var(--bad); color: var(--bad); }
.steps li.warn { border-left-color: var(--warn); }
.steps time { font-family: var(--mono); font-size: 11.5px; color: var(--ink-3); margin-right: 8px; }

.field { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.field label { width: 190px; font-size: 13px; color: var(--ink-2); }
.field input, .field select { flex: 1; padding: 4px 7px; border: 1px solid var(--line-strong); border-radius: 3px; }

.empty { padding: 34px 20px; text-align: center; color: var(--ink-2); }
.empty strong { display: block; color: var(--ink); margin-bottom: 4px; font-size: 15px; }

.toast {
  position: fixed; bottom: 18px; left: 50%; transform: translateX(-50%);
  background: var(--ink); color: #fff; padding: 9px 16px; border-radius: 4px;
  font-size: 13px; z-index: 90; max-width: 70vw;
}
.toast.err { background: var(--bad); }

/* ---------- login ---------- */
body.login { display: grid; place-items: center; min-height: 100vh; background: var(--accent); }
.loginbox {
  background: var(--surface); padding: 30px 32px; border-radius: 5px;
  width: 330px; box-shadow: 0 10px 34px rgba(0,0,0,.25);
}
.loginbox h1 { margin: 0 0 4px; font-size: 20px; }
.loginbox p { margin: 0 0 20px; color: var(--ink-2); font-size: 13px; }
.loginbox input { width: 100%; padding: 8px 10px; margin-bottom: 10px; border: 1px solid var(--line-strong); border-radius: 3px; }
.loginbox .btn { width: 100%; padding: 8px; }
.loginbox .err { color: var(--bad); font-size: 13px; min-height: 19px; }

@media (max-width: 860px) {
  .shell { grid-template-columns: 1fr; }
  nav.side { flex-direction: row; align-items: center; gap: 4px; padding: 10px; overflow-x: auto; }
  nav.side h1 { display: none; }
  /* Ο διακόπτης γλώσσας μένει ορατός και σε τηλέφωνο· το υπόλοιπο footer όχι. */
  nav.side .foot { margin: 0 0 0 auto; padding: 0 4px; display: flex; align-items: center; }
  nav.side .foot #whoami, nav.side .foot a { display: none; }
  .langpick { margin-bottom: 0; }
  main { padding: 14px; }
}