:root {
  --bg: #f4f6f3;
  --card: #ffffff;
  --text: #1d2a1f;
  --muted: #687a6b;
  --border: #d9e0d8;
  --border-strong: #b5c2b4;
  --primary: #2f7d32;
  --primary-text: #ffffff;
  --free-hover: #eef2ee;
  --taken: #eceff1;
  --own: #dbeafe;
  --own-accent: #2563eb;
  --other: #dcfce7;
  --other-accent: #16a34a;
  --event: #ede9fe;
  --event-accent: #7c3aed;
  --blocked: #fde2e1;
  --blocked-accent: #dc2626;
  --danger: #c62828;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121612;
    --card: #1c221d;
    --text: #e3eae3;
    --muted: #93a395;
    --border: #2f3a31;
    --border-strong: #4a584c;
    --primary: #4caf50;
    --primary-text: #0d130e;
    --free-hover: #252d26;
    --taken: #262c27;
    --own: #1c3355;
    --own-accent: #60a5fa;
    --other: #183a26;
    --other-accent: #4ade80;
    --event: #33265a;
    --event-accent: #a78bfa;
    --blocked: #4a2422;
    --blocked-accent: #f87171;
    --danger: #ef5350;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }

/* Das hidden-Attribut muss auch gegen display-Regeln (nav, form label, .tabs …) gewinnen */
[hidden] { display: none !important; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.45;
}

.topbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 16px;
  padding: 12px 16px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
}
.topbar h1 { font-size: 1.2rem; margin: 0; }
nav { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
nav button.active { background: var(--primary); color: var(--primary-text); border-color: var(--primary); }

main { max-width: 1100px; margin: 0 auto; padding: 16px; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 16px;
}
.card h2 { margin-top: 0; font-size: 1.1rem; }
.narrow { max-width: 400px; margin: 40px auto; }

button, input, select {
  font: inherit;
  color: inherit;
}
button {
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--card);
  cursor: pointer;
}
button:hover { border-color: var(--primary); }
button.primary { background: var(--primary); color: var(--primary-text); border-color: var(--primary); }
button.danger { color: var(--danger); }
button.link { border: none; background: none; text-decoration: underline; }
input, select {
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
}

form label { display: block; margin-bottom: 10px; }
form label input, form label select { display: block; width: 100%; margin-top: 4px; }
label.check { display: flex; gap: 8px; align-items: center; }
label.check input { width: auto; margin: 0; }

.row-form { display: flex; flex-wrap: wrap; gap: 10px; align-items: flex-end; }
.row-form label { margin: 0; flex: 1 1 140px; }

.tabs { display: flex; gap: 6px; margin-bottom: 14px; }
.tab { flex: 1; }
.tab.active { background: var(--primary); color: var(--primary-text); border-color: var(--primary); }

.toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 8px; }
.hint, .muted { color: var(--muted); font-size: 0.9rem; }

.grid-wrap { overflow-x: auto; }
.grid { width: 100%; border-collapse: collapse; background: var(--card); border-radius: 10px; overflow: hidden; }
.grid th, .grid td { border: 1px solid var(--border); padding: 4px; text-align: center; font-size: 0.9rem; }
.grid thead th { background: var(--primary); color: var(--primary-text); padding: 8px; }
.grid tbody th { white-space: nowrap; font-weight: 500; color: var(--muted); }
.grid td { min-width: 120px; height: 34px; }
.grid tr.hour > * { border-top: 2px solid var(--border-strong); }
.grid tr.half > th { font-size: 0.8rem; }
.grid td.free button { width: 100%; height: 100%; background: transparent; border: none; color: var(--muted); font-size: 0.85rem; }
.grid td.free button:hover { background: var(--free-hover); color: var(--primary); }
/* Buchungsfarben: eigene blau, andere grün, Events lila */
.grid td.booking { border-left: 4px solid; vertical-align: middle; }
.grid td.own { background: var(--own); border-left-color: var(--own-accent); }
.grid td.other { background: var(--other); border-left-color: var(--other-accent); }
.grid td.event { background: var(--event); border-left-color: var(--event-accent); }
.grid td.blocked { background: var(--blocked); }
.grid td.past { color: var(--muted); opacity: 0.6; }
.grid td small { display: block; color: var(--muted); }
.grid td button.cancel { font-size: 0.8rem; padding: 2px 8px; margin-top: 2px; }

.grid td button.edit { margin-right: 4px; }

.tag {
  display: inline-block; padding: 0 6px; border-radius: 999px; font-size: 0.72rem; font-weight: 500;
  background: var(--card); border: 1px solid var(--border-strong); color: var(--muted); vertical-align: middle;
}
.player-row { display: flex; flex-wrap: wrap; gap: 0 10px; }
.player-row label { flex: 1 1 160px; }
.dialog-actions.stacked { flex-direction: column; align-items: stretch; }
.copy-row { display: flex; gap: 6px; }
.copy-row input { flex: 1; min-width: 0; font-size: 0.85rem; }
.actions-row { display: flex; flex-wrap: wrap; gap: 6px; }

.narrow-left { max-width: 520px; }
.info-list { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; margin: 0; }
.info-list dt { color: var(--muted); }
.info-list dd { margin: 0; }
fieldset.plain { border: 1px solid var(--border); border-radius: 6px; padding: 8px 12px 0; margin: 0 0 10px; }
fieldset.plain legend { font-size: 0.9rem; padding: 0 4px; }

.legend { display: flex; flex-wrap: wrap; gap: 6px 16px; margin: 0 0 10px; font-size: 0.85rem; color: var(--muted); }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.swatch { display: inline-block; width: 14px; height: 14px; border-radius: 3px; border-left: 4px solid; }
.swatch.own { background: var(--own); border-color: var(--own-accent); }
.swatch.other { background: var(--other); border-color: var(--other-accent); }
.swatch.event { background: var(--event); border-color: var(--event-accent); }
.swatch.blocked { background: var(--blocked); border-color: var(--blocked-accent); }

.kind { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 0.8rem; border-left: 3px solid; }
.kind-match { background: var(--other); border-color: var(--other-accent); }
.kind-guest { background: var(--other); border-color: var(--other-accent); font-style: italic; }
.kind-event { background: var(--event); border-color: var(--event-accent); }

.filter-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; align-items: end; margin-bottom: 12px; }
.filter-grid label { margin: 0; }
.filter-grid .wide { grid-column: span 2; }
@media (max-width: 420px) { .filter-grid .wide { grid-column: auto; } }

.court-checks { border: 1px solid var(--border); border-radius: 6px; padding: 4px 10px 8px; margin: 0; flex: 1 1 200px; }
.court-checks legend { font-size: 0.9rem; padding: 0 4px; }
.check-row { display: flex; flex-wrap: wrap; gap: 4px 14px; padding-bottom: 8px; }
.check-row label.check { margin: 0; }
#event-courts { display: flex; flex-wrap: wrap; gap: 4px 14px; }
#event-courts label.check { margin: 0; }

.plain-list { list-style: none; padding: 0; margin: 0 0 12px; }
.plain-list li {
  display: flex; flex-wrap: wrap; gap: 8px; align-items: center; justify-content: space-between;
  padding: 8px 0; border-bottom: 1px solid var(--border);
}

.role { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 0.8rem; background: var(--taken); }
.role-trainer { background: var(--other); }
.role-admin { background: var(--event); }
td.actions { white-space: nowrap; text-align: right; }
#user-list { margin-top: 12px; }

table.list { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
table.list th, table.list td { text-align: left; padding: 6px; border-bottom: 1px solid var(--border); }
.table-wrap { overflow-x: auto; }

dialog {
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--card);
  color: var(--text);
  width: min(420px, calc(100vw - 32px));
}
dialog::backdrop { background: rgb(0 0 0 / 0.4); }
dialog h3 { margin-top: 0; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 12px; }
.fee { margin: 0; }

#toast {
  position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%);
  background: var(--text); color: var(--bg);
  padding: 10px 16px; border-radius: 8px; max-width: calc(100vw - 32px);
}
#toast.error { background: var(--danger); color: #fff; }