:root {
  --bg: #f6f7fb;
  --card: #ffffff;
  --text: #1c2130;
  --muted: #5d6578;
  --line: #dde1ea;
  --accent: #2f6fed;
  --accent-text: #ffffff;
  --main: #2f6fed;
  --co: #e08a1e;
  --danger: #c93b3b;
  --holiday: #eef0f5;
  --today: #fff6d6;
  --warn: #b25e00;
  --ok: #1d7a3e;
  --radius: 10px;
  --cell-min: 64px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171f;
    --card: #1e222c;
    --text: #e8eaf0;
    --muted: #a0a7b8;
    --line: #313746;
    --holiday: #1a1d25;
    --today: #3a3420;
    --accent: #5b8dff;
    --main: #5b8dff;
    --co: #f0a23a;
    --danger: #ff7b7b;
    --warn: #f2b45a;
    --ok: #5fcf7f;
  }
}

* { box-sizing: border-box; }
html { color-scheme: light dark; }
body {
  margin: 0;
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  background: var(--bg);
}
h1, h2, h3 { margin: 0 0 .5rem; line-height: 1.2; }
h1 { font-size: 1.25rem; }
h2 { font-size: 1.2rem; }
h3 { font-size: 1rem; margin-top: 1.5rem; }
a { color: var(--accent); }
[hidden] { display: none !important; }

.topbar {
  display: flex; flex-wrap: wrap; gap: .5rem 1rem; align-items: center;
  padding: .6rem 1rem; background: var(--card); border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 5;
}
.topbar nav { display: flex; gap: .25rem; flex-wrap: wrap; }
.topbar nav a {
  text-decoration: none; color: var(--muted); padding: .35rem .7rem; border-radius: 999px; font-weight: 500;
}
.topbar nav a[aria-current="page"] { background: var(--accent); color: var(--accent-text); }
.topbar nav a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, .day:focus-visible {
  outline: 3px solid var(--accent); outline-offset: 2px;
}

main { padding: 1rem; max-width: 1100px; margin: 0 auto; }
.view > h2 { margin-bottom: 1rem; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem; margin-bottom: 1rem; }
.form-grid { display: grid; gap: .75rem; grid-template-columns: 1fr; }
@media (min-width: 640px) { .form-grid { grid-template-columns: 1fr 1fr; } .form-grid .wide, .form-grid fieldset, .form-grid .form-actions, .form-grid .hint { grid-column: 1 / -1; } }
label { display: flex; flex-direction: column; gap: .25rem; font-size: .9rem; color: var(--muted); }
label.inline { flex-direction: row; align-items: center; gap: .5rem; color: var(--text); }
input, select, button, .button {
  font: inherit; border-radius: 8px; border: 1px solid var(--line); padding: .5rem .65rem; background: var(--card); color: var(--text);
  min-height: 40px;
}
input[type="checkbox"] { min-height: 0; width: 1.1rem; height: 1.1rem; accent-color: var(--accent); }
/* Felder dürfen nie breiter werden als ihr Container – lange Kalendernamen in <select> sonst schon */
label > input:not([type="checkbox"]), label > select { width: 100%; min-width: 0; max-width: 100%; }
.form-grid > *, .dialog-form > *, .row > label { min-width: 0; }
.row > label { flex: 1 1 180px; }
.row > button { flex: 0 0 auto; }
fieldset.checks { border: 1px solid var(--line); border-radius: 8px; display: flex; flex-wrap: wrap; gap: .75rem 1.5rem; padding: .5rem .75rem .75rem; margin: 0; }
fieldset.checks legend { font-size: .85rem; color: var(--muted); padding: 0 .25rem; }
fieldset.checks label { flex-direction: row; align-items: center; gap: .4rem; color: var(--text); }
button, .button { cursor: pointer; font-weight: 500; text-decoration: none; display: inline-flex; align-items: center; justify-content: center; gap: .35rem; }
button:hover, .button:hover { border-color: var(--accent); }
button.primary { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }
button.ghost, .button.ghost { background: transparent; }
button.danger { color: var(--danger); }
button:disabled { opacity: .5; cursor: wait; }
.form-actions { display: flex; gap: .5rem; flex-wrap: wrap; align-items: center; }
.form-actions .spacer { flex: 1; }
.row { display: flex; flex-wrap: wrap; gap: .5rem 1rem; align-items: end; margin-bottom: .75rem; }
.hint { color: var(--muted); font-size: .88rem; margin: .25rem 0 .75rem; }
.result { padding: .6rem .8rem; border-radius: 8px; background: var(--holiday); font-size: .9rem; white-space: pre-line; }
.result.error { color: var(--danger); }

/* Kalender */
.toolbar { display: flex; flex-wrap: wrap; gap: .75rem; justify-content: space-between; align-items: center; margin-bottom: .75rem; }
.month-nav { display: flex; align-items: center; gap: .4rem; }
.month-nav h2 { min-width: 11ch; text-align: center; margin: 0; }
.month-nav button { min-width: 40px; }
.actions { display: flex; gap: .4rem; flex-wrap: wrap; }
.calendar { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.weekdays, .days { display: grid; grid-template-columns: repeat(5, 1fr); }
.weekdays div { text-align: center; font-size: .8rem; color: var(--muted); padding: .4rem 0; border-bottom: 1px solid var(--line); text-transform: uppercase; letter-spacing: .04em; }
.day {
  min-height: var(--cell-min); padding: .3rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line);
  display: flex; flex-direction: column; gap: .25rem; text-align: left; background: transparent; border-radius: 0; color: inherit;
  cursor: pointer; align-items: stretch; justify-content: flex-start;
}
.day:nth-child(5n) { border-right: 0; }
.day.outside { background: var(--holiday); cursor: default; opacity: .55; }
.day.holiday { background: var(--holiday); }
.day.today { background: var(--today); }
.day.past { opacity: .7; }
.day:hover:not(.outside) { border-color: var(--line); box-shadow: inset 0 0 0 2px var(--accent); }
.day .num { font-size: .8rem; color: var(--muted); display: flex; justify-content: space-between; align-items: center; }
.day .num .lock { font-size: .7rem; }
.day .label { font-size: .72rem; color: var(--muted); line-height: 1.2; overflow-wrap: anywhere; }
.day .label.off { color: var(--warn); font-weight: 500; }
.day .pair { display: flex; gap: .3rem; align-items: flex-end; justify-content: center; flex-wrap: wrap; }
.slot { display: flex; flex-direction: column; align-items: center; gap: .1rem; min-width: 0; }
.slot .name { font-size: .68rem; line-height: 1.1; text-align: center; max-width: 5.5rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.slot .name.absent { color: var(--danger); text-decoration: line-through; }
.avatar.absent { border-color: var(--danger); box-shadow: 0 0 0 2px var(--danger); }
.avatar {
  width: 52px; height: 52px; border-radius: 50%; object-fit: cover; background: var(--holiday);
  display: inline-flex; align-items: center; justify-content: center; font-weight: 600; color: #fff; font-size: 1rem;
  border: 3px solid var(--main); position: relative; flex-shrink: 0;
}
.avatar.co { width: 42px; height: 42px; border-color: var(--co); font-size: .85rem; }
.avatar.empty { border-style: dashed; color: var(--muted); background: transparent; }
.avatar.small { width: 24px; height: 24px; border-width: 2px; font-size: .7rem; }
.avatar.plain { border-color: var(--line); }
.slot .avatar-wrap { position: relative; display: inline-block; }
.badge {
  display: inline-flex; align-items: center; justify-content: center; width: 18px; height: 18px; border-radius: 50%;
  font-size: .65rem; font-weight: 700; color: #fff; background: var(--main);
}
.badge.co { background: var(--co); }
.slot .badge { position: absolute; bottom: -2px; right: -4px; border: 2px solid var(--card); width: 20px; height: 20px; }
.legend { display: flex; flex-wrap: wrap; gap: .5rem 1.25rem; margin: .75rem 0; font-size: .85rem; color: var(--muted); align-items: center; }
.legend > span { display: inline-flex; align-items: center; gap: .35rem; }
.stats { margin-top: .5rem; }
.stats h3 { margin-top: .5rem; }
#stats { display: flex; flex-wrap: wrap; gap: .5rem; }
.chip { display: inline-flex; align-items: center; gap: .4rem; padding: .25rem .6rem .25rem .3rem; border: 1px solid var(--line); border-radius: 999px; background: var(--card); font-size: .85rem; }
.chip .avatar { width: 26px; height: 26px; border-width: 2px; font-size: .7rem; }
.chip .count { color: var(--muted); }

@media (max-width: 520px) {
  :root { --cell-min: 78px; }
  main { padding: .5rem; }
  .avatar { width: 34px; height: 34px; border-width: 2px; font-size: .75rem; }
  .avatar.co { width: 28px; height: 28px; font-size: .65rem; }
  .slot .badge { width: 15px; height: 15px; font-size: .55rem; }
  .slot .name { display: none; }
  .day { padding: .2rem; }
  .day .pair { flex-direction: column; align-items: center; gap: .15rem; }
}

/* Listen */
.list, .person-list { list-style: none; padding: 0; margin: 0; display: grid; gap: .5rem; }
.list li, .person-list li {
  display: flex; align-items: center; gap: .75rem; padding: .6rem .8rem; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); flex-wrap: wrap;
}
.list.compact li { padding: .35rem .6rem; }
.person-list .avatar { width: 56px; height: 56px; cursor: pointer; }
.person-list .avatar.plain:hover { border-color: var(--accent); }
.person-list .who { flex: 1; min-width: 160px; }
.person-list .who strong { display: block; }
.person-list .who small, .list small { color: var(--muted); }
.tags { display: flex; gap: .3rem; flex-wrap: wrap; margin-top: .2rem; }
.tag { font-size: .72rem; padding: .1rem .5rem; border-radius: 999px; background: var(--holiday); color: var(--muted); }
.tag.main { background: var(--main); color: #fff; }
.tag.co { background: var(--co); color: #fff; }
.tag.off { background: var(--danger); color: #fff; }
.list li .grow { flex: 1; min-width: 160px; }
.list li button, .person-list li button { min-height: 34px; padding: .3rem .6rem; font-size: .85rem; }
.person-list li.inactive { opacity: .6; }
.type-urlaub { color: var(--ok); } .type-krankheit { color: var(--danger); } .type-frei { color: var(--accent); } .type-sonstiges { color: var(--muted); }
.contacts-list { list-style: none; margin: 0; padding: 0; max-height: 50vh; overflow: auto; border: 1px solid var(--line); border-radius: 8px; }
.contacts-list li { display: flex; align-items: center; gap: .6rem; padding: .4rem .6rem; border-bottom: 1px solid var(--line); }
.contacts-list li:last-child { border-bottom: 0; }
.contacts-list li.exists { opacity: .55; }
.contacts-list label { flex-direction: row; align-items: center; gap: .6rem; color: var(--text); flex: 1; cursor: pointer; }
.contacts-list small { color: var(--muted); }
.contacts-tools { display: flex; gap: .5rem; }
.form-grid h3 { margin: 0; }

/* Dialoge */
dialog { border: 1px solid var(--line); border-radius: var(--radius); padding: 0; background: var(--card); color: var(--text); width: min(92vw, 520px); max-width: calc(100vw - 2rem); box-sizing: border-box; }
dialog::backdrop { background: rgba(0,0,0,.45); }
.dialog-form { display: grid; gap: .75rem; padding: 1.25rem; }
.dialog-form h2 { margin: 0; }
.dialog-form .form-actions { margin-top: .5rem; }

.toast { position: fixed; bottom: calc(1rem + env(safe-area-inset-bottom, 0px)); left: 50%; transform: translateX(-50%); background: var(--text); color: var(--bg); padding: .6rem 1rem; border-radius: 999px; font-size: .9rem; z-index: 20; max-width: 90vw; }
.toast.error { background: var(--danger); color: #fff; }
.status-ok { color: var(--ok); } .status-warn { color: var(--warn); }
code { background: var(--holiday); padding: .1rem .3rem; border-radius: 4px; font-size: .85em; }