:root {
  --bg: #f4f5f7;
  --surface: #ffffff;
  --text: #1c2230;
  --muted: #5d6679;
  --border: #dde1e8;
  --accent: #2f6fdf;
  --accent-ink: #ffffff;
  --office: #2f6fdf;
  --office-bg: #e3ecfc;
  --home: #3d8c5a;
  --home-bg: #e6f3ea;
  --leave: #b7791f;
  --leave-bg: #fbf0dc;
  --off-bg: #eceef2;
  --bad: #c9362f;
  --bad-bg: #fdecea;
  --ok: #2e8a4f;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(20, 30, 50, .06), 0 2px 8px rgba(20, 30, 50, .05);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12151b;
    --surface: #1b2029;
    --text: #e7eaf0;
    --muted: #9aa3b5;
    --border: #2d3441;
    --accent: #5b8ff0;
    --office: #6c9bf3;
    --office-bg: #1e2d4a;
    --home: #6cc08a;
    --home-bg: #1b3326;
    --leave: #e0a547;
    --leave-bg: #3a2d16;
    --off-bg: #232833;
    --bad: #f07068;
    --bad-bg: #3d1f1d;
    --ok: #6cc08a;
    --shadow: none;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  padding: 0 16px 32px;
}
h1, h2, h3 { margin: 0; line-height: 1.2; }
h1 { font-size: 1.35rem; }
h2 { font-size: 1.05rem; }
h3 { font-size: .95rem; margin-bottom: 8px; }

.topbar {
  max-width: 1120px; margin: 0 auto; padding: 20px 0 12px;
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 8px 16px;
}
.userbar { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 14px; font-size: .88rem; }
.userbar #whoami { font-weight: 600; }
.userbar form { margin: 0; }
.userbar select { font: inherit; padding: 3px 6px; border-radius: 6px; border: 1px solid var(--border); background: var(--surface); color: var(--text); }
a, .linklike { color: var(--accent); }
.linklike { font: inherit; background: none; border: 0; padding: 0; cursor: pointer; text-decoration: underline; }
#save-state { font-size: .82rem; }
#save-state.bad { color: var(--bad); font-weight: 600; }
.readonly-banner {
  max-width: 1120px; margin: 0 auto 12px; padding: 8px 12px; border-radius: 8px;
  background: var(--leave-bg); font-size: .88rem;
}
body.readonly #suggest, body.readonly #clear, body.readonly #import-wrap { display: none; }
body.readonly button.day { cursor: default; }
body.readonly button.day:hover { border-color: var(--border); }

/* belépés, jelszócsere, admin */
.auth-page { display: grid; place-items: start center; padding-top: 8vh; }
.auth-card { width: 100%; max-width: 400px; display: grid; gap: 12px; }
.auth-card h1 { font-size: 1.25rem; }
.auth-card h2 { font-size: 1rem; margin-top: 8px; }
.auth-card .sub, .auth-card .hint { margin: 0; }
.form { display: grid; gap: 10px; }
.form label { display: grid; gap: 4px; font-size: .88rem; color: var(--muted); }
.form input, .form select {
  font: inherit; padding: 9px 10px; border-radius: 8px; border: 1px solid var(--border); background: var(--surface); color: var(--text);
}
.form input:focus-visible, .form select:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.msg { margin: 0; padding: 8px 10px; border-radius: 8px; font-size: .88rem; }
.msg.error { background: var(--bad-bg); color: var(--bad); }
.msg.ok { background: var(--home-bg); color: var(--home); }
.msg.info { background: var(--office-bg); color: var(--text); }
.sub { margin: 4px 0 0; color: var(--muted); font-size: .9rem; }

.layout {
  max-width: 1120px; margin: 0 auto;
  display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 16px; align-items: start;
}
@media (max-width: 860px) { .layout { grid-template-columns: minmax(0, 1fr); } }
.side { display: grid; gap: 16px; }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 16px;
}
.card > h2 { margin-bottom: 12px; }
.settings { max-width: 1120px; margin: 16px auto 0; }

.cal-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 12px; }
.cal-head h2 { font-size: 1.2rem; text-transform: capitalize; }

.grid { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 6px; }
.weekdays span { text-align: center; font-size: .8rem; color: var(--muted); font-weight: 600; padding-bottom: 2px; }

.day {
  position: relative; min-height: 72px; padding: 6px; text-align: left;
  border: 1px solid var(--border); border-radius: 8px; background: var(--surface); color: var(--text);
  font: inherit; display: flex; flex-direction: column; gap: 2px; overflow: hidden;
}
.day .num { font-weight: 700; font-size: .95rem; }
.day .lbl { font-size: .72rem; color: var(--muted); overflow-wrap: anywhere; }
button.day { cursor: pointer; transition: transform .08s ease, border-color .12s ease; }
button.day:hover { border-color: var(--accent); }
button.day:active { transform: scale(.97); }
button.day:focus-visible, .btn:focus-visible, .icon-btn:focus-visible, .year button:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 2px;
}
.day.office { background: var(--office-bg); border-color: color-mix(in srgb, var(--office) 45%, transparent); }
.day.office .lbl { color: var(--office); font-weight: 600; }
.day.home { background: var(--home-bg); }
.day.home .lbl { color: var(--home); }
.day.leave { background: var(--leave-bg); }
.day.leave .lbl { color: var(--leave); font-weight: 600; }
.day.off { background: var(--off-bg); color: var(--muted); }
.day.blank { visibility: hidden; }
.day.today .num { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.day.issue { border: 2px solid var(--bad); }
.day.issue::after {
  content: "!"; position: absolute; top: 4px; right: 6px; width: 16px; height: 16px; border-radius: 50%;
  background: var(--bad); color: #fff; font-size: .7rem; font-weight: 700; display: grid; place-items: center;
}
@media (max-width: 520px) {
  .grid { gap: 3px; }
  .day { min-height: 54px; padding: 4px; }
  /* keskeny kijelzőn a munkanapok állapotát a szín mutatja (jelmagyarázat) */
  button.day .lbl { display: none; }
  .day .lbl { font-size: .6rem; }
}

.actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.btn, .icon-btn {
  font: inherit; font-size: .9rem; border: 1px solid var(--border); background: var(--surface); color: var(--text);
  border-radius: 8px; padding: 8px 14px; cursor: pointer; transition: background .12s ease, border-color .12s ease;
}
.btn:hover, .icon-btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.primary:hover { filter: brightness(1.08); }
.btn.danger { color: var(--bad); }
.icon-btn { width: 38px; height: 38px; padding: 0; font-size: 1.3rem; line-height: 1; }
.file-btn { display: inline-block; }
.file-btn input { display: none; }

.legend { list-style: none; padding: 0; margin: 14px 0 0; display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: .82rem; color: var(--muted); }
.legend li { display: flex; align-items: center; gap: 6px; }
.sw { width: 14px; height: 14px; border-radius: 4px; border: 1px solid var(--border); }
.sw.office { background: var(--office-bg); border-color: var(--office); }
.sw.home { background: var(--home-bg); border-color: var(--home); }
.sw.leave { background: var(--leave-bg); border-color: var(--leave); }
.sw.off { background: var(--off-bg); }
.hint { color: var(--muted); font-size: .82rem; margin: 10px 0 0; }
.warn { background: var(--leave-bg); color: var(--text); border-radius: 8px; padding: 8px 10px; font-size: .85rem; margin: 0 0 10px; }

.stats { display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; margin: 0 0 12px; font-size: .9rem; }
.stats dt { color: var(--muted); }
.stats dd { margin: 0; font-weight: 600; text-align: right; font-variant-numeric: tabular-nums; }
.stats .big { font-size: 1.15rem; }
.checks { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.checks li { display: grid; grid-template-columns: 22px 1fr; gap: 2px 8px; font-size: .9rem; }
.checks .mark { font-weight: 700; }
.checks .ok .mark { color: var(--ok); }
.checks .bad .mark { color: var(--bad); }
.checks .det { grid-column: 2; color: var(--muted); font-size: .8rem; }

.year { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.year button {
  width: 100%; font: inherit; font-size: .8rem; padding: 6px; border-radius: 8px; cursor: pointer;
  border: 1px solid var(--border); background: var(--surface); color: var(--text); text-align: left;
}
.year button .m { display: block; font-weight: 600; text-transform: capitalize; }
.year button .r { color: var(--muted); font-variant-numeric: tabular-nums; }
.year button.ok { border-color: color-mix(in srgb, var(--ok) 50%, transparent); }
.year button.bad { border-color: color-mix(in srgb, var(--bad) 60%, transparent); background: var(--bad-bg); }
.year button.current { outline: 2px solid var(--accent); outline-offset: 1px; }

.settings summary { cursor: pointer; font-weight: 600; }
.settings-body { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px; margin-top: 16px; }
.tbl { width: 100%; border-collapse: collapse; font-size: .85rem; }
.tbl td { padding: 4px 6px; border-bottom: 1px solid var(--border); }
.tbl td:first-child { white-space: nowrap; font-variant-numeric: tabular-nums; }
.tbl td:last-child { text-align: right; width: 1%; }
.tbl button { font: inherit; border: 0; background: none; color: var(--bad); cursor: pointer; padding: 2px 6px; }
.add-day { display: grid; gap: 8px; align-content: start; }
.add-day label { display: grid; gap: 4px; font-size: .85rem; color: var(--muted); }
.add-day input, .add-day select {
  font: inherit; padding: 7px 9px; border-radius: 8px; border: 1px solid var(--border); background: var(--surface); color: var(--text);
}
.io { display: flex; flex-wrap: wrap; gap: 8px; align-content: start; }
.io h3, .io p { flex-basis: 100%; }
.io p { margin: 0; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}