/* Minimal interface. One accent colour, one neutral ramp, no shadows.
   Light and dark follow the operating system. */

:root {
  --bg: #f6f7f8;
  --card: #ffffff;
  --ink: #16211f;
  --muted: #6b7a80;
  --faint: #9aa7ad;
  --line: #e4e8ea;
  --line-soft: #eef1f2;
  --accent: #0f766e;
  --accent-ink: #ffffff;
  --accent-soft: #dcefec;
  --rose: #b4213f;
  --rose-soft: #fbe3e8;
  --amber: #b45309;
  --amber-soft: #fdefd8;
  --slate: #8794a0;
  --off: #edf0f1;
  --radius: 5px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101415;
    --card: #171c1d;
    --ink: #e8edee;
    --muted: #9aa7ad;
    --faint: #6b7a80;
    --line: #262d2f;
    --line-soft: #1f2526;
    --accent: #2a9d8f;
    --accent-ink: #05201d;
    --accent-soft: #17332f;
    --rose: #e07a90;
    --rose-soft: #33191f;
    --amber: #d99a4e;
    --amber-soft: #322415;
    --off: #1d2324;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.55 ui-sans-serif, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { font-weight: 500; margin: 0; letter-spacing: -0.01em; }
h2 { font-size: 17px; }
h3 { font-size: 14px; }
.pad { padding: 24px; }
.muted { color: var(--muted); font-size: 13px; }
.tiny { font-size: 12px; color: var(--muted); }
.num { font-variant-numeric: tabular-nums; }
.row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.spread { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.grow { flex: 1; min-width: 0; }
.stack > * + * { margin-top: 16px; }

header.top { background: var(--card); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 20; }
header.top .inner { max-width: 1180px; margin: 0 auto; padding: 10px 16px; }
main { max-width: 1180px; margin: 0 auto; padding: 20px 16px 64px; }
nav.tabs { display: flex; gap: 2px; overflow-x: auto; max-width: 1180px; margin: 0 auto; padding: 0 10px; scrollbar-width: none; }
nav.tabs::-webkit-scrollbar { display: none; }
nav.tabs button {
  background: none; border: none; border-bottom: 2px solid transparent;
  padding: 9px 12px; font: inherit; font-size: 14px; color: var(--muted); cursor: pointer; white-space: nowrap;
}
nav.tabs button:hover { color: var(--ink); }
nav.tabs button.on { color: var(--accent); border-color: var(--accent); }
.badge { background: var(--accent); color: var(--accent-ink); border-radius: 3px; padding: 0 5px; font-size: 11px; margin-left: 6px; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); }
.card > .head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 11px 14px; border-bottom: 1px solid var(--line); }
.card > .body { padding: 14px; }
.list > .item { display: flex; align-items: center; gap: 10px; padding: 9px 14px; border-bottom: 1px solid var(--line-soft); flex-wrap: wrap; }
.list > .item:last-child { border-bottom: none; }
.empty { padding: 22px 14px; color: var(--faint); font-size: 14px; }

.stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
@media (min-width: 900px) { .stats { grid-template-columns: repeat(5, 1fr); } }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 11px 14px; }
.stat b { display: block; font-size: 23px; font-weight: 500; font-variant-numeric: tabular-nums; letter-spacing: -0.02em; }
.stat span { font-size: 12px; color: var(--muted); }

label.f { display: block; }
label.f > span { display: block; font-size: 12px; color: var(--muted); margin-bottom: 4px; }
input, select, textarea {
  width: 100%; font: inherit; font-size: 14px; padding: 7px 9px; min-height: 36px;
  border: 1px solid var(--line); border-radius: 4px; background: var(--card); color: var(--ink);
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }
input[type="checkbox"] { width: 17px; height: 17px; min-height: 0; accent-color: var(--accent); }
.grid { display: grid; gap: 12px; grid-template-columns: 1fr; }
@media (min-width: 640px) { .grid.c3, .grid.c4, .grid.c5, .grid.c6 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) {
  .grid.c3 { grid-template-columns: repeat(3, 1fr); }
  .grid.c4 { grid-template-columns: repeat(4, 1fr); }
  .grid.c5 { grid-template-columns: repeat(5, 1fr); }
  .grid.c6 { grid-template-columns: repeat(3, 1fr); }
}

button.btn {
  font: inherit; font-size: 14px; padding: 7px 13px; min-height: 36px;
  border-radius: 4px; cursor: pointer; border: 1px solid transparent; white-space: nowrap;
}
button.btn.primary { background: var(--accent); color: var(--accent-ink); }
button.btn.primary:hover { filter: brightness(1.08); }
button.btn.ghost { background: var(--card); border-color: var(--line); color: var(--ink); }
button.btn.ghost:hover { background: var(--off); }
button.btn.danger { background: var(--card); border-color: var(--rose-soft); color: var(--rose); }
button.btn.danger:hover { background: var(--rose-soft); }
button.btn:disabled { opacity: 0.4; cursor: default; }
button.link { background: none; border: none; color: var(--faint); cursor: pointer; font: inherit; font-size: 13px; padding: 4px 6px; }
button.link:hover { color: var(--rose); }

table { border-collapse: collapse; width: 100%; font-size: 14px; }
th { text-align: left; font-weight: 400; font-size: 12px; color: var(--muted); padding: 8px; white-space: nowrap; }
td { padding: 6px 8px; border-top: 1px solid var(--line-soft); }
.scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }

.pill { border-radius: 3px; padding: 1px 7px; font-size: 12px; white-space: nowrap; }
.pill.pending { background: var(--off); color: var(--muted); }
.pill.approved { background: var(--accent-soft); color: var(--accent); }
.pill.rejected { background: var(--off); color: var(--faint); text-decoration: line-through; }
.pill.internal { background: var(--off); color: var(--muted); }
.pill.external { background: var(--amber-soft); color: var(--amber); }
.dot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; flex: none; }
.bg-holiday { background: var(--accent); }
.bg-sick { background: var(--rose); }
.bg-other { background: var(--amber); }
.bg-unavailable { background: var(--slate); }
.bg-away { background: var(--slate); }

.cal th.day { width: 25px; text-align: center; font-size: 11px; padding: 3px 0; border-bottom: 1px solid var(--line); color: var(--muted); font-weight: 400; }
.cal th.off, .cal td.off { background: var(--off); }
.cal th.today { background: var(--accent); color: var(--accent-ink); }
.cal td.cell { height: 30px; padding: 2px; border-bottom: 1px solid var(--line-soft); }
.cal .fill { height: 100%; width: 100%; border-radius: 2px; }
.cal .fill.pending { opacity: 0.35; }
.cal th.name, .cal td.name {
  position: sticky; left: 0; background: var(--card); z-index: 2;
  padding: 6px 12px; border-right: 1px solid var(--line); white-space: nowrap; font-size: 14px;
}
.cal tr.groupline td { background: var(--off); font-size: 11px; color: var(--muted); padding: 4px 12px; letter-spacing: 0.04em; text-transform: uppercase; }

.login { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 16px; }
.login .card { width: 100%; max-width: 360px; padding: 26px; }
.err { color: var(--rose); font-size: 13px; }
.ok { color: var(--accent); font-size: 13px; }

.sidebar { display: flex; gap: 2px; overflow-x: auto; scrollbar-width: none; margin-bottom: 16px; }
.sidebar::-webkit-scrollbar { display: none; }
@media (min-width: 1000px) {
  .admin-wrap { display: flex; gap: 24px; }
  .sidebar { flex-direction: column; width: 170px; flex: none; margin-bottom: 0; }
}
.sidebar button {
  text-align: left; background: none; border: none; font: inherit; font-size: 14px;
  color: var(--muted); padding: 8px 12px; border-radius: 4px; cursor: pointer; white-space: nowrap;
}
.sidebar button:hover { color: var(--ink); background: var(--off); }
.sidebar button.on { background: var(--accent); color: var(--accent-ink); }

@media (prefers-reduced-motion: no-preference) {
  button.btn, nav.tabs button, .sidebar button { transition: background-color 0.12s ease, color 0.12s ease; }
}

/* Brand mark. Sized by height so the logo file's own proportions decide the width,
   which means dropping in a replacement needs no CSS change. */
.logo { height: 30px; width: auto; display: block; }
.logo-lg { height: 40px; }

/* Language switcher, the same DE | EN control the sign-in page has. */
.langs { display: inline-flex; align-items: center; gap: 6px; }
.lang {
  border: 0; background: none; padding: 2px 2px; cursor: pointer;
  font: inherit; font-size: 13px; font-weight: 600; color: var(--faint);
  border-radius: 3px;
}
.lang:hover { color: var(--ink); }
.lang.on { color: var(--accent); }
.lang:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.lang-sep { color: var(--line); font-size: 13px; }