:root {
  --bg: #f4f3f8;
  --card: #ffffff;
  --text: #20202c;
  --muted: #62627a;
  --line: #dcdbe6;
  --accent: #4b4fa8;
  --accent-text: #ffffff;
  --accent-soft: #e6e7f7;
  --warn-bg: #fff3dc;
  --warn-text: #5c3d00;
  --danger: #b3261e;
  --ok: #2e7d4f;
  --radius: 14px;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #15151f;
    --card: #1f1f2d;
    --text: #e6e6f0;
    --muted: #a3a3bb;
    --line: #34344a;
    --accent: #8f94f0;
    --accent-text: #11111c;
    --accent-soft: #2b2c4d;
    --warn-bg: #3a2e12;
    --warn-text: #f3dfae;
    --danger: #ff8a80;
    --ok: #7bd39b;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  padding-bottom: calc(76px + env(safe-area-inset-bottom));
}

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

/* ---------- Kopfzeile ---------- */
.top {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: calc(12px + env(safe-area-inset-top)) 16px 8px;
}
.top h1 { margin: 0; font-size: 1.15rem; }
.status {
  border: 1px solid var(--line); background: var(--card); color: var(--muted);
  border-radius: 999px; padding: 4px 12px; font-size: .8rem; min-height: 32px;
}
.status.ok::before, .status.warn::before, .status.err::before {
  content: ""; display: inline-block; width: 8px; height: 8px; border-radius: 50%;
  margin-right: 6px; background: currentColor;
}
.status.ok { color: var(--ok); }
.status.warn { color: var(--warn-text); background: var(--warn-bg); }
.status.err { color: var(--danger); }

/* ---------- Layout ---------- */
main { padding: 4px 16px 24px; max-width: 640px; margin: 0 auto; outline: none; }
h2 { font-size: 1.35rem; margin: 12px 0 8px; }
h3 { font-size: 1.05rem; margin: 18px 0 6px; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }

.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 14px 16px; margin: 12px 0;
}
.card.warn { background: var(--warn-bg); color: var(--warn-text); border-color: transparent; }
.card.warn strong { color: inherit; }

/* ---------- Formulare ---------- */
.field { margin: 18px 0; }
.lbl { display: block; font-weight: 600; margin-bottom: 6px; }
.hint { color: var(--muted); font-size: .85rem; margin: -2px 0 6px; }

.seg-row, .chips, .scale { display: flex; flex-wrap: wrap; gap: 8px; }

.seg, .chip, .scale button, .stepper button, .btn, .tabs button, .nav-btn {
  min-height: 48px; border-radius: 12px; border: 1px solid var(--line);
  background: var(--card); padding: 8px 14px; cursor: pointer;
}
.scale button { min-width: 48px; padding: 8px 0; flex: 1 0 44px; max-width: 64px; }
.seg { flex: 1 1 0; min-width: 84px; }

.seg[aria-pressed="true"], .chip[aria-pressed="true"], .scale button[aria-pressed="true"] {
  background: var(--accent); border-color: var(--accent); color: var(--accent-text); font-weight: 600;
}

.stepper { display: inline-flex; align-items: center; gap: 12px; }
.stepper output { min-width: 2ch; text-align: center; font-size: 1.2rem; font-weight: 600; }
.stepper button { width: 48px; padding: 0; font-size: 1.4rem; }

input[type="text"], input[type="password"], input[type="number"], input[type="datetime-local"],
input[type="time"], input[type="date"], select, textarea {
  width: 100%; min-height: 48px; padding: 10px 12px; border-radius: 12px;
  border: 1px solid var(--line); background: var(--card);
}
textarea { min-height: 84px; resize: vertical; }

:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }

.row { display: flex; gap: 8px; align-items: center; }
.row > * { flex: 1; }
.row > .btn.fit { flex: 0 0 auto; }

.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); font-weight: 600; }
.btn.danger { color: var(--danger); border-color: var(--danger); }
.btn.block { display: block; width: 100%; margin-top: 12px; }
.btn[disabled] { opacity: .55; cursor: default; }

.datenav { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin: 8px 0 4px; }
.datenav .nav-btn { width: 48px; padding: 0; font-size: 1.3rem; }
.datenav .date { font-weight: 600; text-align: center; flex: 1; }

/* ---------- Verlauf / Bericht ---------- */
.list { list-style: none; margin: 0; padding: 0; }
.list li { margin: 0; }
.item {
  display: block; width: 100%; text-align: left; background: var(--card);
  border: 1px solid var(--line); border-radius: 12px; padding: 10px 14px; margin: 8px 0; cursor: pointer;
}
.item .t { font-weight: 600; }
.item .tag { font-size: .75rem; padding: 2px 8px; border-radius: 999px; background: var(--accent-soft); margin-left: 6px; font-weight: 500; }
.item .d { color: var(--muted); font-size: .9rem; }
.month { margin: 20px 0 4px; font-weight: 700; color: var(--muted); font-size: .9rem; text-transform: uppercase; letter-spacing: .04em; }

.stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; margin: 8px 0; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; }
.stat b { display: block; font-size: 1.5rem; line-height: 1.2; }
.stat span { color: var(--muted); font-size: .82rem; }

table { width: 100%; border-collapse: collapse; font-size: .9rem; margin: 6px 0; }
th, td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 600; font-size: .8rem; }
td.num, th.num { text-align: right; }

/* ---------- Navigation unten ---------- */
.tabs {
  position: fixed; left: 0; right: 0; bottom: 0; display: flex; gap: 4px;
  padding: 8px 8px calc(8px + env(safe-area-inset-bottom)); background: var(--bg);
  border-top: 1px solid var(--line);
}
.tabs[hidden] { display: none; }
.tabs button { flex: 1; min-height: 52px; padding: 4px; font-size: .8rem; border-color: transparent; background: transparent; color: var(--muted); }
.tabs button[aria-current="page"] { background: var(--accent-soft); color: var(--text); font-weight: 700; }

.toast {
  position: fixed; left: 50%; transform: translateX(-50%); bottom: calc(92px + env(safe-area-inset-bottom));
  background: var(--text); color: var(--bg); padding: 10px 18px; border-radius: 999px; font-size: .95rem; z-index: 5;
}
.toast[hidden] { display: none; }

.err-msg { color: var(--danger); min-height: 1.4em; margin: 8px 0 0; }

/* ---------- Druck (PDF für die Praxis) ---------- */
.print-only { display: none; }
@media print {
  :root { --bg: #fff; --card: #fff; --text: #000; --muted: #444; --line: #bbb; --accent-soft: #eee; }
  body { padding: 0; font-size: 11pt; }
  .top, .tabs, .toast, .no-print { display: none !important; }
  .print-only { display: block; }
  main { max-width: none; padding: 0; }
  .card, .stat { break-inside: avoid; }
}