/* Vokabeltrainer – Farben wie in der Desktop-Version, dazu ein dunkles Schema */
:root {
  --bg: #f4f6fb; --card: #ffffff; --border: #e3e7ef; --line: #cfd6e3;
  --text: #1d2433; --muted: #687387; --hover: #eef2fa; --input: #ffffff; --disabled: #f1f3f7;
  --accent: #2f6fed; --accent-dark: #1f56c7; --accent-light: #a9c1f7; --accent-soft: #e3ebfc;
  /* Rückmeldungen: bei Grünschwäche unterscheidbar (validate_palette.js, deutan ΔE ≥ 10) –
     „richtig“ ist blau statt grün. Schrift (--ok …) lesbar ≥ 4,5:1, Randbalken (--ok-mark …) in den
     geprüften Farben, dazu immer ein Symbol (✔ ⚠ ✘ ℹ). */
  --ok: #1f56c7; --ok-mark: #1f56c7; --ok-bg: #e3ebfc;
  --almost: #7d5a00; --almost-mark: #a87800; --almost-bg: #fbf1d0;
  --bad: #a51d24; --bad-mark: #a51d24; --bad-bg: #fde2e1;
  --info-bg: #eef1f6;
  --gold: #e0a100; --gold-bg: #fff6d6; --gold-line: #f1dc9a; --gold-text: #7a5600;
  --solution: #1f56c7; --track: #e3e7ef;
  /* Lernphasen: neu (grau) + Blaustufen hell -> dunkel (geprüft: validate_palette.js --ordinal) */
  --ph0: #c9ced8; --ph1: #86b6ef; --ph2: #3987e5; --ph3: #1c5cab; --ph4: #0d366b;
  --radius: 14px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #11151d; --card: #1a202b; --border: #2a3342; --line: #3a4557;
    --text: #e6e9ef; --muted: #98a2b3; --hover: #232b38; --input: #141922; --disabled: #1e242f;
    --accent: #5b8cf5; --accent-dark: #7aa2f7; --accent-light: #34497a; --accent-soft: #24304a;
    --ok: #7aa2f7; --ok-mark: #7aa2f7; --ok-bg: #1f2a40;
    --almost: #e8c547; --almost-mark: #e8c547; --almost-bg: #3a3112;
    --bad: #f2665c; --bad-mark: #f2665c; --bad-bg: #3d1b1b;
    --info-bg: #232b38;
    --gold: #f2c14e; --gold-bg: #33290f; --gold-line: #5c4a1a; --gold-text: #f2d48a;
    --solution: #8fb0ff; --track: #2a3342;
    --ph0: #4a5263; --ph1: #184f95; --ph2: #2a78d6; --ph3: #6da7ec; --ph4: #cde2fb;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.45 "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
}
a { color: var(--accent); }
h1 { font-size: 1.75rem; margin: 0 0 .25rem; font-weight: 650; }
h2 { font-size: 1.15rem; margin: 0 0 .5rem; font-weight: 650; }
.muted { color: var(--muted); }
.small { font-size: .9rem; }
.hidden { display: none !important; }

/* Kopfzeile */
.top {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 10px 24px; background: var(--card); border-bottom: 1px solid var(--border);
}
.brand { font-weight: 700; font-size: 1.1rem; text-decoration: none; color: var(--text); margin-right: auto; }
.top nav { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.top nav a, .top nav button {
  padding: 6px 10px; border-radius: 8px; text-decoration: none; color: var(--accent);
  background: none; border: 0; font: inherit; cursor: pointer;
}
.top nav a:hover, .top nav button:hover { background: var(--hover); }
.top nav a.active { background: var(--accent-soft); color: var(--text); }
.top form { margin: 0; }

.page { max-width: 1000px; margin: 0 auto; padding: 24px; }
.narrow { max-width: 440px; }
.stack > * + * { margin-top: 16px; }

.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }

/* Knöpfe und Eingaben */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 9px 16px; border-radius: 9px; border: 1px solid var(--line);
  background: var(--card); color: var(--text); font: inherit; cursor: pointer; text-decoration: none;
  min-height: 42px;
}
.btn:hover { background: var(--hover); }
.btn:disabled, .btn[aria-disabled="true"] { opacity: .55; cursor: default; pointer-events: none; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; padding: 10px 24px; }
.btn.primary:hover { background: var(--accent-dark); border-color: var(--accent-dark); }
.btn.link { border: 0; background: none; color: var(--accent); padding: 6px 8px; min-height: 0; }
.btn.link:hover { text-decoration: underline; background: none; }
.btn.danger { color: var(--bad); border-color: var(--bad); }
.btn.small { min-height: 34px; padding: 5px 12px; font-size: .9rem; }
.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.row.end { justify-content: flex-end; }
.grow { flex: 1 1 auto; }

input[type=text], input[type=password], input[type=number], input[type=search], select {
  font: inherit; color: var(--text); background: var(--input);
  border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; min-height: 42px; max-width: 100%;
}
input:focus, select:focus { outline: 2px solid var(--accent); outline-offset: 0; border-color: var(--accent); }
label.field { display: block; margin-bottom: 14px; }
label.field > span { display: block; font-weight: 600; margin-bottom: 4px; }
label.field input, label.field select { width: 100%; }
label.check { display: flex; gap: 10px; align-items: flex-start; margin: 10px 0; cursor: pointer; }
input[type=checkbox] { width: 20px; height: 20px; accent-color: var(--accent); flex: none; margin: 2px 0 0; }

/* Meldungen */
.panel { border-radius: 10px; padding: 12px 16px 12px 44px; white-space: pre-line; position: relative;
         border-left: 5px solid transparent; }
.panel::before { position: absolute; left: 14px; top: 11px; font-weight: 700; }
.panel.ok { color: var(--ok); background: var(--ok-bg); border-left-color: var(--ok-mark); }
.panel.ok::before { content: "✔"; }
.panel.almost { color: var(--almost); background: var(--almost-bg); border-left-color: var(--almost-mark); }
.panel.almost::before { content: "⚠"; }
.panel.bad { color: var(--bad); background: var(--bad-bg); border-left-color: var(--bad-mark); }
.panel.bad::before { content: "✘"; }
.panel.info { color: var(--text); background: var(--info-bg); border-left-color: var(--muted); }
.panel.info::before { content: "ℹ"; }
.flashes { margin-bottom: 16px; }
.flashes .panel + .panel { margin-top: 8px; }

/* Lerncenter */
.head { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.selectors { display: flex; gap: 12px 20px; flex-wrap: wrap; margin-bottom: 16px; }
.selectors label { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.selectors select { min-width: 0; }
.stats { display: flex; gap: 16px 48px; flex-wrap: wrap; margin-bottom: 16px; }
.big { font-size: 2rem; font-weight: 650; line-height: 1.1; }
.phasebar { display: flex; gap: 2px; height: 22px; border-radius: 8px; overflow: hidden; background: var(--track); }
.phasebar:has(span) { background: var(--card); }
.phasebar span { display: block; height: 100%; min-width: 2px; }
.ph0 { background: var(--ph0); } .ph1 { background: var(--ph1); } .ph2 { background: var(--ph2); }
.ph3 { background: var(--ph3); } .ph4 { background: var(--ph4); }
.legend { display: flex; gap: 6px 18px; flex-wrap: wrap; font-size: .85rem; color: var(--muted); margin: 8px 0 16px; }
.legend i { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 5px; }

/* Trophäen */
.trophies-head { display: flex; justify-content: space-between; gap: 8px; flex-wrap: wrap; align-items: baseline; }
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 12px; margin: 12px 0; }
.tile {
  background: var(--gold-bg); border: 1px solid var(--gold-line); border-radius: 12px;
  padding: 10px 12px; text-align: center;
}
.tile .cup { font-size: 1.8rem; }
.tile .minutes { font-weight: 650; color: var(--gold-text); }
.tile form { margin-top: 6px; }

/* Lektionen */
.tree { list-style: none; margin: 0; padding: 0; }
.tree li { border-top: 1px solid var(--border); }
.tree li:first-child { border-top: 0; }
.tree .node { display: flex; align-items: center; gap: 10px; padding: 9px 4px; cursor: pointer; }
.tree .node:hover { background: var(--hover); }
.tree .name { flex: 1 1 auto; font-weight: 600; }
.tree ul { list-style: none; margin: 0; padding: 0 0 4px 34px; }
.tree ul .name { font-weight: 400; }
.tree .num { color: var(--muted); font-size: .9rem; white-space: nowrap; }
.tree .toggle { border: 0; background: none; color: var(--muted); font-size: 1rem; width: 28px; cursor: pointer; padding: 0; }

/* Vokabelliste */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 10px; background: var(--card); }
table { border-collapse: collapse; width: 100%; font-size: .95rem; }
th, td { text-align: left; padding: 7px 10px; border-top: 1px solid var(--border); vertical-align: top; }
th { background: var(--hover); border-top: 0; font-weight: 600; white-space: nowrap; position: sticky; top: 0; }
td.term { font-weight: 650; }
td.ipa { color: var(--muted); }
td.nowrap { white-space: nowrap; }
.speak-btn { border: 0; background: none; cursor: pointer; font-size: 1.05rem; padding: 0 4px; }

/* Abfrage */
.quiz-top { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.progress { flex: 1 1 160px; height: 10px; background: var(--track); border-radius: 5px; overflow: hidden; }
.progress > div { height: 100%; background: var(--accent); width: 0; transition: width .25s; }
.quiz { text-align: center; padding: 24px 20px; }
.mode { color: var(--muted); margin-bottom: 10px; }
.question-row { display: flex; justify-content: center; align-items: center; gap: 8px; }
.question { font-size: 2rem; font-weight: 650; line-height: 1.2; overflow-wrap: anywhere; }
.speak { border: 0; background: none; font-size: 1.8rem; cursor: pointer; padding: 4px; line-height: 1; }
.ipa { font-size: 1.2rem; color: var(--muted); margin-top: 4px; }
.solution { font-size: 1.4rem; color: var(--solution); margin-top: 10px; white-space: pre-line; overflow-wrap: anywhere; }
.prompt { text-align: left; color: var(--muted); margin: 16px 0 4px; }
.answer-row { display: flex; gap: 8px; align-items: stretch; margin-top: 14px; }
.prompt + .answer-row { margin-top: 0; }
.answer {
  flex: 1 1 auto; min-width: 0; font-size: 1.5rem !important; padding: 10px 14px !important;
  border-width: 2px !important; border-radius: 10px !important;
}
.answer-row .btn { flex: none; min-width: 104px; border-radius: 10px; }
.answer[readonly] { background: var(--disabled); }
.chars { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 8px; }
.chars button { min-width: 40px; min-height: 40px; font-size: 1.15rem; padding: 0; }
.quiz .panel { margin-top: 14px; text-align: left; font-size: 1.05rem; }
.quiz .row.end { margin-top: 16px; }

/* Ergebnis */
.result-stats { display: flex; gap: 16px 48px; flex-wrap: wrap; }
.result-stats .big.ok { color: var(--ok); }
.result-stats .big.bad { color: var(--bad); }
.result-stats .big.gold { color: var(--gold); }
.wrong-list { list-style: none; padding: 0; margin: 0; }
.wrong-list li { padding: 8px 4px; border-top: 1px solid var(--border); }
.wrong-list li:first-child { border-top: 0; }

/* Eltern */
.people { display: grid; gap: 16px; }
.person-head { display: flex; justify-content: space-between; gap: 8px; flex-wrap: wrap; align-items: baseline; }
.badge { display: inline-block; font-size: .8rem; padding: 2px 8px; border-radius: 999px; background: var(--accent-soft); color: var(--text); vertical-align: middle; margin-left: 6px; font-weight: 600; }
.facts { display: flex; gap: 6px 24px; flex-wrap: wrap; color: var(--muted); font-size: .95rem; margin: 6px 0 4px; }
h3 { font-size: 1rem; margin: 0; font-weight: 650; }
.person-head form { margin: 0; }
.tiles-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 10px; margin: 12px 0 18px; }
.stat { background: var(--bg); border-radius: 10px; padding: 10px 12px; }
.stat-label { color: var(--muted); font-size: .85rem; }
.stat-value { font-size: 1.5rem; font-weight: 650; line-height: 1.2; }

/* Säulen: bearbeitete Vokabeln pro Tag */
.chart-title { margin-bottom: 6px; }
.daychart { padding-left: 34px; }
.plot { position: relative; height: 110px; display: flex; align-items: flex-end; gap: 2px;
        border-bottom: 1px solid var(--line); }
.gridline { position: absolute; left: 0; right: 0; top: 0; border-top: 1px solid var(--border); pointer-events: none; }
.gridline::before { content: attr(data-value); position: absolute; right: calc(100% + 6px); top: -.6em;
                    font-size: .75rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.plot::before { content: "0"; position: absolute; right: calc(100% + 6px); bottom: -.45em; font-size: .75rem; color: var(--muted); }
.slot { position: relative; flex: 1 1 0; height: 100%; display: flex; align-items: flex-end; justify-content: center; outline: none; }
.slot .bar { width: 100%; max-width: 24px; background: var(--accent); border-radius: 4px 4px 0 0; min-height: 2px; }
.slot:hover .bar, .slot:focus-visible .bar { background: var(--accent-dark); }
.slot:hover::after, .slot:focus-visible::after {
  content: attr(data-tip); position: absolute; bottom: calc(100% + 6px); left: 50%; transform: translateX(-50%);
  background: var(--text); color: var(--card); font-size: .8rem; padding: 4px 8px; border-radius: 6px;
  white-space: nowrap; z-index: 2; pointer-events: none;
}
.slot:first-child:hover::after, .slot:first-child:focus-visible::after { left: 0; transform: none; }
.slot:last-child:hover::after, .slot:last-child:focus-visible::after { left: auto; right: 0; transform: none; }
.xaxis { display: flex; gap: 2px; font-size: .72rem; color: var(--muted); margin-top: 4px; }
.xaxis span { flex: 1 1 0; text-align: center; overflow: hidden; white-space: nowrap; }
.xaxis span.today { color: var(--text); font-weight: 600; overflow: visible; }
details.table-view { margin: 8px 0 4px; font-size: .9rem; }
details.table-view summary { cursor: pointer; color: var(--accent); }
details.table-view .table-wrap { margin-top: 8px; max-height: 260px; overflow-y: auto; }
td.num { text-align: right; font-variant-numeric: tabular-nums; }

.book-stats { margin-top: 16px; padding-top: 12px; border-top: 1px solid var(--border); }
.book-stats .legend { margin-bottom: 0; }
.trophy-block { margin-top: 16px; padding-top: 12px; border-top: 1px solid var(--border); }

details.manage { margin-top: 12px; border-top: 1px solid var(--border); padding-top: 10px; }
details.manage summary { cursor: pointer; color: var(--accent); }
details.manage form { margin-top: 10px; }

/* Dialog */
dialog { border: 0; border-radius: 16px; padding: 28px; max-width: min(440px, calc(100vw - 32px)); background: var(--card); color: var(--text); text-align: center; }
dialog::backdrop { background: rgba(10, 14, 22, .55); }
dialog .cup { font-size: 4rem; color: var(--gold); line-height: 1; }

@media (max-width: 640px) {
  .page { padding: 16px; }
  .top { padding: 8px 16px; }
  .card { padding: 16px; }
  .quiz { padding: 18px 14px; }
  .question { font-size: 1.6rem; }
  .big { font-size: 1.7rem; }
  .stats, .result-stats { gap: 12px 28px; }
  .selectors label { width: 100%; }
  .selectors select { width: 100%; }
  th.opt, td.opt { display: none; }

  /* Abfrage auf dem Handy: alles Wichtige oben, damit es über der Bildschirmtastatur bleibt */
  body.quiz-page .top { display: none; }
  body.quiz-page .page { padding-top: 8px; }
  .quiz-top { margin-bottom: 8px; gap: 8px; }
  .quiz { padding: 12px 12px 14px; }
  .mode { margin-bottom: 4px; font-size: .9rem; }
  .question { font-size: 1.45rem; }
  .speak { font-size: 1.5rem; }
  .ipa { font-size: 1.05rem; margin-top: 0; }
  .solution { font-size: 1.2rem; margin-top: 4px; }
  .prompt { margin: 8px 0 4px; font-size: .9rem; }
  .answer-row { margin-top: 10px; gap: 6px; }
  .answer { font-size: 1.25rem !important; padding: 8px 10px !important; }
  .answer-row .btn { min-width: 84px; padding: 8px 12px; }
  .chars button { min-width: 36px; min-height: 36px; }
  .quiz .panel { margin-top: 10px; font-size: 1rem; }
}