/* ===========================================================
   Diktat-Trainer CH – app.css
   Palette: Schul-Grün #2e7d32 + Tafel-Dunkel, freundlich-lehrerhaft
   =========================================================== */

:root {
  --green: #2e7d32;
  --green-dark: #1b5e20;
  --green-light: #4caf50;
  --green-soft: #e8f3e9;
  --chalk: #f7faf5;

  --bg: #f1f5ef;
  --bg-panel: #ffffff;
  --bg-elev: #ffffff;
  --board: #2a3b30;          /* Tafel-Dunkel */
  --board-text: #f3f6ef;
  --text: #1d2a22;
  --text-soft: #51635a;
  --border: #d6e2d4;
  --border-strong: #b9ccb6;

  --ok: #2e7d32;
  --ok-bg: #d8efd9;
  --wrong: #c62828;
  --wrong-bg: #fbe1e1;

  --shadow: 0 2px 8px rgba(27, 94, 32, 0.10);
  --shadow-lg: 0 8px 28px rgba(27, 94, 32, 0.18);

  --radius: 14px;
  --radius-sm: 9px;
  --maxw: 760px;
  --focus: 0 0 0 3px rgba(46, 125, 50, 0.45);
}

[data-theme="dark"] {
  --bg: #14201a;
  --bg-panel: #1c2b23;
  --bg-elev: #213328;
  --board: #0f1813;
  --board-text: #e7f0e6;
  --text: #e7f0e6;
  --text-soft: #a9bcaf;
  --border: #2d4136;
  --border-strong: #3a5345;
  --green-soft: #233a28;
  --ok-bg: #1f3b25;
  --wrong: #ff7b72;
  --wrong-bg: #3a2020;
  --chalk: #1c2b23;
  --shadow: 0 2px 8px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 8px 28px rgba(0, 0, 0, 0.45);
  --focus: 0 0 0 3px rgba(102, 187, 106, 0.55);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  font-family: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--green);
  color: #fff;
  padding: 10px 14px;
  border-radius: 0 0 var(--radius-sm) 0;
  z-index: 100;
}
.skip-link:focus { left: 0; }

/* ---------- Header ---------- */
.app-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding: 12px 16px;
  background: linear-gradient(135deg, var(--green) 0%, var(--green-dark) 100%);
  color: #fff;
  box-shadow: var(--shadow);
}

.brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.brand-icon {
  display: grid;
  place-items: center;
  width: 44px; height: 44px;
  background: rgba(255, 255, 255, 0.16);
  border-radius: 12px;
  color: #fff;
  flex: none;
}
.brand-text { min-width: 0; }
.brand-text h1 {
  margin: 0;
  font-size: 1.25rem;
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: 0.2px;
}
.brand-ch {
  display: inline-block;
  background: #fff;
  color: var(--green-dark);
  font-size: 0.72rem;
  font-weight: 800;
  padding: 1px 6px;
  border-radius: 6px;
  vertical-align: middle;
  margin-left: 2px;
}
.brand-sub { margin: 1px 0 0; font-size: 0.78rem; opacity: 0.9; }

.header-actions { display: flex; align-items: center; gap: 8px; }

/* ---------- Buttons ---------- */
.btn {
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  background: var(--bg-elev);
  color: var(--text);
  transition: background .15s, transform .08s, box-shadow .15s, border-color .15s;
  line-height: 1.2;
}
.btn:active { transform: translateY(1px); }
.btn:focus-visible { outline: none; box-shadow: var(--focus); }

.btn-primary {
  background: var(--green);
  color: #fff;
  border-color: var(--green-dark);
}
.btn-primary:hover { background: var(--green-dark); }

.btn-secondary {
  background: var(--green-soft);
  color: var(--green-dark);
  border-color: var(--border-strong);
}
[data-theme="dark"] .btn-secondary { color: var(--board-text); }
.btn-secondary:hover { background: var(--border); }

.btn-ghost {
  background: transparent;
  color: inherit;
  border-color: transparent;
}
.app-header .btn-ghost { color: #fff; border-color: rgba(255,255,255,.5); }
.btn-ghost:hover { background: rgba(46,125,50,.10); }
.app-header .btn-ghost:hover { background: rgba(255,255,255,.18); }

.btn-icon {
  width: 44px; height: 44px;
  padding: 0;
  display: grid; place-items: center;
  background: rgba(255,255,255,.16);
  color: #fff;
  border-radius: 12px;
  font-size: 1.15rem;
}
.btn-icon:hover { background: rgba(255,255,255,.28); }

.btn-sm { padding: 7px 12px; font-size: 0.88rem; }
.btn-big { padding: 14px 20px; font-size: 1.05rem; }

.theme-icon-dark { display: none; }
[data-theme="dark"] .theme-icon-light { display: none; }
[data-theme="dark"] .theme-icon-dark { display: inline; }

/* ---------- Layout ---------- */
.app-main {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 16px;
  width: 100%;
}

.view-title { margin: 4px 0 12px; font-size: 1.35rem; color: var(--green-dark); }
[data-theme="dark"] .view-title { color: var(--green-light); }

.view-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

/* ---------- Cards ---------- */
.card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
}
.card-title { margin: 0 0 10px; font-size: 1.05rem; color: var(--text); }
.card-hint { margin: -4px 0 12px; font-size: 0.86rem; color: var(--text-soft); }

/* ---------- Notice ---------- */
.notice {
  background: var(--wrong-bg);
  color: var(--wrong);
  border: 1px solid var(--wrong);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  margin-bottom: 16px;
  font-size: 0.9rem;
  font-weight: 600;
}

/* ---------- Level tabs ---------- */
.level-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
.level-tab {
  flex: 1 1 auto;
  min-width: 84px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--chalk);
  color: var(--text-soft);
  transition: background .15s, color .15s, border-color .15s;
}
.level-tab:focus-visible { outline: none; box-shadow: var(--focus); }
.level-tab.is-active {
  background: var(--green);
  color: #fff;
  border-color: var(--green-dark);
}

/* ---------- Dictation list ---------- */
.dictation-list { display: grid; gap: 10px; }
.dictation-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  text-align: left;
  width: 100%;
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--chalk);
  color: var(--text);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font: inherit;
  transition: border-color .15s, background .15s, transform .08s;
}
.dictation-item:hover { border-color: var(--green-light); background: var(--green-soft); }
.dictation-item:active { transform: translateY(1px); }
.dictation-item:focus-visible { outline: none; box-shadow: var(--focus); }
.dictation-item .di-main { min-width: 0; }
.dictation-item .di-title { font-weight: 700; }
.dictation-item .di-meta { font-size: 0.8rem; color: var(--text-soft); margin-top: 2px; }
.dictation-item .di-badge {
  flex: none;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--green-soft);
  color: var(--green-dark);
  border: 1px solid var(--border-strong);
}
[data-theme="dark"] .dictation-item .di-badge { color: var(--green-light); }
.dictation-item .di-done {
  font-size: 0.72rem; font-weight: 700;
  color: var(--green-dark); background: var(--ok-bg);
  border-radius: 999px; padding: 3px 9px;
}
[data-theme="dark"] .dictation-item .di-done { color: var(--green-light); }

/* ---------- Forms ---------- */
.field-label {
  display: block;
  font-size: 0.86rem;
  font-weight: 600;
  margin: 8px 0 6px;
  color: var(--text-soft);
}
.text-input, .text-area {
  width: 100%;
  font: inherit;
  color: var(--text);
  background: var(--chalk);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 11px 13px;
  resize: vertical;
}
.text-input:focus, .text-area:focus { outline: none; box-shadow: var(--focus); border-color: var(--green-light); }
.text-area { min-height: 90px; line-height: 1.55; }
.answer-area { font-size: 1.05rem; }

.form-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 12px; }
.custom-form { display: block; }
.write-actions, .result-actions { margin-top: 0; }

/* ---------- Range ---------- */
.range-input { width: 100%; margin: 6px 0; accent-color: var(--green); }
.range-scale {
  display: flex;
  justify-content: space-between;
  font-size: 0.74rem;
  color: var(--text-soft);
}

/* ---------- Play card (Tafel-Look) ---------- */
.play-card {
  background: var(--board);
  border-color: var(--board);
  color: var(--board-text);
}
.play-card .field-label { color: var(--board-text); }
.play-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
.sentence-counter {
  font-weight: 700;
  font-size: 0.95rem;
  background: rgba(255,255,255,.12);
  padding: 5px 12px;
  border-radius: 999px;
}
.timer {
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: 1.1rem;
  background: rgba(255,255,255,.10);
  padding: 5px 12px;
  border-radius: 999px;
}
.play-controls { display: flex; gap: 10px; flex-wrap: wrap; }
.play-controls-second { margin-top: 10px; }
.play-card .btn-ghost { color: var(--board-text); border-color: rgba(255,255,255,.35); }
.play-card .btn-ghost:hover { background: rgba(255,255,255,.14); }

/* ---------- Result / Score ---------- */
.score-card {
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
}
.score-ring {
  --pct: 0;
  flex: none;
  width: 132px; height: 132px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  text-align: center;
  background:
    radial-gradient(closest-side, var(--bg-panel) 70%, transparent 71%),
    conic-gradient(var(--green) calc(var(--pct) * 1%), var(--border) 0);
  position: relative;
}
.score-percent { font-size: 1.8rem; font-weight: 800; color: var(--green-dark); line-height: 1; }
[data-theme="dark"] .score-percent { color: var(--green-light); }
.score-label { font-size: 0.8rem; color: var(--text-soft); }
.score-stats { display: grid; gap: 4px; }
.score-stats p { margin: 0; font-size: 0.95rem; color: var(--text-soft); }
.score-stats strong { color: var(--text); font-size: 1.05rem; }

/* ---------- Diff ---------- */
.legend-wrong { color: var(--wrong); font-weight: 700; }
.legend-ok { color: var(--ok); font-weight: 700; }
[data-theme="dark"] .legend-ok { color: var(--green-light); }

.diff-box {
  background: var(--chalk);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px;
  line-height: 1.9;
  font-size: 1.02rem;
  word-break: break-word;
}
.original-box { white-space: pre-wrap; }
.tok { padding: 1px 4px; border-radius: 5px; }
.tok-ok { color: var(--ok); }
[data-theme="dark"] .tok-ok { color: var(--green-light); }
.tok-wrong {
  color: var(--wrong);
  background: var(--wrong-bg);
  text-decoration: line-through;
  text-decoration-thickness: 1px;
}
.tok-missing {
  color: var(--wrong);
  background: var(--wrong-bg);
  font-style: italic;
}
.tok-missing::before { content: "[fehlt: "; }
.tok-missing::after { content: "]"; }

/* ---------- Toasts ---------- */
.toast-host {
  position: fixed;
  left: 50%;
  bottom: calc(18px + env(safe-area-inset-bottom));
  transform: translateX(-50%);
  display: grid;
  gap: 8px;
  z-index: 60;
  width: min(92vw, 420px);
  pointer-events: none;
}
.toast {
  background: var(--board);
  color: var(--board-text);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  box-shadow: var(--shadow-lg);
  font-size: 0.92rem;
  font-weight: 600;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity .25s, transform .25s;
}
.toast.is-show { opacity: 1; transform: translateY(0); }
.toast.toast-ok { background: var(--green-dark); }
.toast.toast-err { background: #8e2424; }

/* ---------- Modal ---------- */
.modal-host { position: fixed; inset: 0; z-index: 80; display: grid; place-items: center; padding: 18px; }
.modal-host[hidden] { display: none; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(15, 24, 19, 0.55); }
.modal-dialog {
  position: relative;
  background: var(--bg-panel);
  color: var(--text);
  border-radius: var(--radius);
  padding: 22px;
  width: min(94vw, 420px);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
}
.modal-title { margin: 0 0 8px; font-size: 1.15rem; color: var(--green-dark); }
[data-theme="dark"] .modal-title { color: var(--green-light); }
.modal-body { margin: 0 0 18px; color: var(--text-soft); }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; flex-wrap: wrap; }

/* ---------- Footer ---------- */
.app-footer {
  max-width: var(--maxw);
  margin: 8px auto 24px;
  padding: 0 16px;
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-soft);
}

/* ---------- Responsive ---------- */
@media (max-width: 480px) {
  .brand-text h1 { font-size: 1.1rem; }
  .play-controls .btn { flex: 1 1 100%; }
  .score-card { justify-content: center; text-align: center; }
  .score-stats { justify-content: center; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
}