/* Mobil zuerst; keine externen Schriften oder Skripte (Datenschutz). */
:root {
  --bg: #f4f6f8; --card: #ffffff; --text: #1a2330; --muted: #5a6677; --line: #d5dbe3;
  --accent: #1f4e79; --accent-text: #ffffff; --accent-soft: #e6eef6;
  --error: #b3261e; --error-soft: #fdecea; --notice: #fff4d6; --notice-line: #e0b84a;
  --radius: 12px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12171e; --card: #1b222c; --text: #e8edf3; --muted: #a6b1c0; --line: #323d4c;
    --accent: #7fb2e5; --accent-text: #0b1620; --accent-soft: #24384d;
    --error: #ff8f86; --error-soft: #3a1f1d; --notice: #3a3216; --notice-line: #8d7a2d;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 1.0625rem/1.55 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
.wrap { width: 100%; max-width: 44rem; margin: 0 auto; padding: 0 1rem; }
.top { background: var(--card); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; }
.bar { display: flex; align-items: center; justify-content: space-between; gap: .75rem; min-height: 3.25rem; }
.brand { font-weight: 650; font-size: 1rem; line-height: 1.25; }
.langs { display: flex; gap: .25rem; flex-shrink: 0; }
.langs a {
  display: inline-flex; align-items: center; justify-content: center; min-width: 2.5rem; min-height: 2.5rem;
  border-radius: 8px; color: var(--muted); text-decoration: none; font-size: .875rem; font-weight: 600;
}
.langs a[aria-current="true"] { background: var(--accent-soft); color: var(--accent); }
.langs a:hover { background: var(--accent-soft); }
main { padding-top: 1rem; padding-bottom: 2rem; min-height: 70vh; }
h1 { font-size: 1.5rem; line-height: 1.25; margin: 0 0 .75rem; }
h2 { font-size: 1.125rem; margin: 0 0 .5rem; }
p { margin: 0 0 .85rem; }
.lead { font-size: 1.125rem; }
.muted { color: var(--muted); } .small { font-size: .875rem; }
.pre { white-space: pre-line; }

.card, .q, .note {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1rem; margin: 0 0 .9rem;
}
.note { background: transparent; border: 0; padding: .25rem 0; }
.note ul { padding-left: 1.2rem; margin: 0 0 .85rem; }
.note li { margin: .25rem 0; }
.card.slim { padding: .8rem 1rem; }
.support { border-color: var(--notice-line); background: var(--notice); }

fieldset[hidden] { display: none !important; }
fieldset.q { min-width: 0; margin-left: 0; margin-right: 0; }
fieldset.q legend { padding: 0; margin-bottom: .5rem; font-weight: 600; float: left; width: 100%; }
fieldset.q legend + * { clear: both; }
.q.has-error { border-color: var(--error); background: var(--error-soft); }
.error { color: var(--error); font-weight: 600; margin: .5rem 0 0; }

/* Antwortoptionen als grosse, gut tippbare Flächen */
.opt {
  display: flex; align-items: flex-start; gap: .75rem; padding: .75rem .8rem; margin: .4rem 0;
  border: 1px solid var(--line); border-radius: 10px; cursor: pointer; min-height: 3rem;
  background: var(--card);
}
.opt:hover { border-color: var(--accent); }
.opt input { flex: 0 0 auto; width: 1.4rem; height: 1.4rem; margin: .1rem 0 0; accent-color: var(--accent); }
.opt span { flex: 1 1 auto; overflow-wrap: anywhere; }
.opt:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); }
.opt:focus-within { outline: 3px solid var(--accent); outline-offset: 2px; }

.field { display: block; }
.field .lbl { display: block; font-weight: 600; margin-bottom: .4rem; }
input[type=text] {
  width: 100%; font: inherit; padding: .75rem .8rem; border-radius: 10px; border: 1px solid var(--line);
  background: var(--card); color: var(--text); min-height: 3rem;
}
textarea {
  width: 100%; font: inherit; padding: .75rem .8rem; border-radius: 10px; border: 1px solid var(--line);
  background: var(--card); color: var(--text); min-height: 9rem; resize: vertical;
}
textarea:focus { outline: 3px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
input[type=text]:focus { outline: 3px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }

.progress { display: flex; align-items: center; gap: .75rem; margin: 0 0 .9rem; }
.progress progress { flex: 1 1 auto; height: .6rem; border-radius: 99px; overflow: hidden; accent-color: var(--accent); }
.progress progress { -webkit-appearance: none; appearance: none; border: 0; background: var(--line); }
.progress progress::-webkit-progress-bar { background: var(--line); border-radius: 99px; }
.progress progress::-webkit-progress-value { background: var(--accent); border-radius: 99px; }
.progress progress::-moz-progress-bar { background: var(--accent); border-radius: 99px; }
.progress span { white-space: nowrap; }

.notice {
  background: var(--notice); border: 1px solid var(--notice-line); border-radius: var(--radius);
  padding: .8rem 1rem; margin: 0 0 .9rem; font-weight: 500;
}

.actions { display: flex; flex-direction: column-reverse; gap: .6rem; margin-top: 1rem; }
.actions.stack { flex-direction: column; }
.btn {
  appearance: none; display: inline-flex; align-items: center; justify-content: center; text-align: center;
  min-height: 3.1rem; padding: .7rem 1.25rem; border-radius: 10px; border: 2px solid var(--accent);
  background: var(--accent); color: var(--accent-text); font: inherit; font-weight: 650; cursor: pointer;
  text-decoration: none; width: 100%;
}
.btn.secondary { background: transparent; color: var(--accent); }
.btn:hover { filter: brightness(1.08); }
.btn:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.btn:disabled { opacity: .6; cursor: progress; }

.foot { border-top: 1px solid var(--line); color: var(--muted); font-size: .875rem; padding: 1rem 0 2rem; }

/* Antwortfelder nebeneinander (Häufigkeiten, Ja/Nein, Zustimmung): auf dem Handy 2 Spalten */
fieldset.q.grid .opts { display: grid; grid-template-columns: 1fr 1fr; gap: .4rem; }
fieldset.q.grid .opt { margin: 0; padding: .6rem .7rem; min-height: 2.9rem; align-items: center; gap: .55rem; }
fieldset.q.grid .opt input { width: 1.25rem; height: 1.25rem; margin: 0; }
fieldset.q.grid .opt span { font-size: .95rem; line-height: 1.3; }

/* Tablet / Desktop */
@media (min-width: 40rem) {
  body { font-size: 1.125rem; }
  main { padding-top: 1.75rem; }
  .card, .q { padding: 1.25rem 1.5rem; }
  .actions { flex-direction: row; justify-content: space-between; }
  .actions.stack { flex-direction: column; }
  .btn { width: auto; min-width: 11rem; }
  .actions.stack .btn { width: 100%; }
  .opt { padding: .7rem 1rem; }
  fieldset.q.grid .opts { grid-template-columns: repeat(auto-fit, minmax(10.5rem, 1fr)); }
}

/* Admin */
.admin table { width: 100%; border-collapse: collapse; font-size: .9rem; }
.admin th, .admin td { text-align: left; padding: .45rem .5rem; border-bottom: 1px solid var(--line); vertical-align: top; }
.admin .scroll { overflow-x: auto; }
.admin input[type=password], .admin input[type=file], .admin textarea { width: 100%; font: inherit; padding: .6rem; }
.admin .row { display: flex; flex-wrap: wrap; gap: .6rem; }
.admin .row .btn { width: auto; min-height: 2.6rem; padding: .4rem 1rem; }
.pill { display: inline-block; padding: .05rem .5rem; border-radius: 99px; background: var(--accent-soft); font-size: .8rem; }
main.wide { max-width: 64rem; }
.navrow { margin-bottom: 1rem; }
.card.narrow { max-width: 26rem; }
.mt { margin-top: .8rem; }
.admin .btn.sm { min-height: 2rem; padding: .1rem .7rem; font-size: .85rem; width: auto; }
@media print { .top, .foot, .actions { display: none; } }