:root {
  --kt-primary: #1B3A4B;
  --kt-accent: #6EC6A0;
  --kt-ink: #2D2D2D;
  --kt-muted: #7A7060;
  --kt-paper: #F5F0E8;
  --deck-color: #2E9E5A;
  --deck-light: #E8F7EE;
  --deck-border: #C3E1CD;
  --font-serif: Georgia, "Times New Roman", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

/* Sicherstellen, dass das hidden-Attribut wirklich greift: .screen setzt display:flex,
   das würde sonst die eingebaute "hidden = unsichtbar"-Regel des Browsers überstimmen. */
[hidden] { display: none !important; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--kt-paper);
  color: var(--kt-ink);
  font-family: var(--font-sans);
  height: 100%;
  overscroll-behavior-y: contain;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-height: 100dvh;
}

/* ---------- Topbar ---------- */
.topbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: env(safe-area-inset-top, 0) 14px 10px 14px;
  padding-top: calc(env(safe-area-inset-top, 0px) + 10px);
  background: var(--kt-primary);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 10;
}

.iconbtn {
  background: rgba(255,255,255,0.12);
  border: none;
  color: #fff;
  font-size: 20px;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  flex-shrink: 0;
}
.iconbtn:active { background: rgba(255,255,255,0.25); }
#homeBtn { font-size: 16px; }

.brand { display: flex; align-items: center; gap: 8px; flex: 1; }
.logo {
  width: 28px; height: 28px;
  background: var(--kt-primary);
  border: 1.5px solid var(--kt-accent);
  border-radius: 7px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 14px;
}
.brandtext { font-size: 14px; font-weight: 600; letter-spacing: 0.2px; }
.progress { font-size: 12px; opacity: 0.85; min-width: 40px; text-align: right; }

/* ---------- Layout ---------- */
main#app { flex: 1; display: flex; flex-direction: column; }
.screen { flex: 1; display: flex; flex-direction: column; padding: 18px 16px 24px; }

.pagetitle {
  font-family: var(--font-serif);
  font-size: 26px;
  margin: 4px 0 2px;
  color: var(--kt-primary);
}
.pagesub { color: var(--kt-muted); font-size: 14px; margin: 0 0 18px; }

/* ---------- Suche ---------- */
.searchwrap { position: relative; margin-bottom: 22px; }
.searchbox {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  border: 1.5px solid #E4DCCB;
  border-radius: 12px;
  padding: 10px 14px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.06);
}
.searchicon { color: var(--kt-muted); font-size: 14px; flex-shrink: 0; }
.searchinput {
  border: none;
  outline: none;
  background: transparent;
  font-family: var(--font-sans);
  font-size: 14.5px;
  color: var(--kt-ink);
  flex: 1;
  min-width: 0;
}
.searchinput::placeholder { color: var(--kt-muted); }
.searchinput::-webkit-search-cancel-button { -webkit-appearance: none; }

.searchresults {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  background: #fff;
  border: 1.5px solid #E4DCCB;
  border-radius: 12px;
  box-shadow: 0 10px 28px rgba(0,0,0,0.16);
  max-height: 60vh;
  overflow-y: auto;
  z-index: 20;
  padding: 6px;
}
.searchresult {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  border: none;
  background: transparent;
  padding: 9px 8px;
  border-radius: 9px;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-sans);
}
.searchresult:active, .searchresult:hover { background: var(--kt-paper); }
.sr-code {
  flex-shrink: 0;
  color: #fff;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 11.5px;
  padding: 4px 8px;
  border-radius: 7px;
  min-width: 34px;
  text-align: center;
}
.sr-body { display: flex; flex-direction: column; min-width: 0; }
.sr-titel {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--kt-ink);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.sr-deck { font-size: 11.5px; color: var(--kt-muted); }
.searchempty { padding: 14px 10px; color: var(--kt-muted); font-size: 13px; text-align: center; }

/* ---------- Kategorie-Blöcke ---------- */
.katblock { margin-bottom: 30px; }
.katblock:last-child { margin-bottom: 6px; }
.kattitel {
  font-family: var(--font-serif);
  color: var(--kt-primary);
  font-size: 19px;
  margin: 0 0 3px;
  padding-top: 14px;
  border-top: 1px solid #E4DCCB;
}
.katblock:first-child .kattitel { border-top: none; padding-top: 0; }
.katsub { color: var(--kt-muted); font-size: 12.5px; margin: 0 0 14px; }

/* ---------- Deck grid ---------- */
.deckgrid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 14px;
}
.decktile {
  border: none;
  border-radius: 14px;
  padding: 0;
  text-align: left;
  cursor: pointer;
  color: inherit;
  font-family: var(--font-sans);
  background: #fff;
  box-shadow: 0 2px 6px rgba(0,0,0,0.08);
  min-height: 100px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.decktile:active { transform: scale(0.98); }

.decktile .dt-kopf {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 12px;
  color: #fff;
}
.decktile .dt-code {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.3px;
}
.decktile .dt-count { font-size: 11px; opacity: 0.9; }

.decktile .dt-body {
  padding: 10px 12px 12px;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.decktile .dt-titel {
  font-family: var(--font-serif);
  font-size: 16.5px;
  font-weight: 700;
  color: var(--kt-primary);
  overflow-wrap: break-word;
  word-break: break-word;
  hyphens: auto;
}
.decktile .dt-sub { font-size: 12px; color: var(--kt-muted); margin-top: 3px; }

/* ---------- Flashcard ----------
   Bewusst KEIN echtes 3D-rotateY-Flip (backface-visibility/perspective haben in
   verschiedenen Browsern/WebViews unzuverlässige Klick-Hit-Tests gezeigt). Stattdessen ein
   einfacher, garantiert funktionierender Opacity-/Scale-Swap zwischen den beiden Flächen. */
.cardstage {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6px 0 18px;
}

.flashcard {
  width: min(92vw, 380px);
  max-height: 64vh;
  aspect-ratio: 3 / 4.35;
  position: relative;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  touch-action: pan-y;
}

.face {
  position: absolute;
  inset: 0;
  border-radius: 18px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 8px 24px rgba(0,0,0,0.16);
  display: flex;
  flex-direction: column;
  transition: opacity 0.28s ease, transform 0.28s ease;
}

.face-front {
  border: 1px solid var(--deck-border);
  opacity: 1;
  transform: scale(1);
  z-index: 2;
  pointer-events: auto;
}
.face-back {
  border: 1px solid var(--deck-border);
  opacity: 0;
  transform: scale(0.96);
  z-index: 1;
  pointer-events: none;
}
.flashcard.flipped .face-front {
  opacity: 0;
  transform: scale(0.96);
  z-index: 1;
  pointer-events: none;
}
.flashcard.flipped .face-back {
  opacity: 1;
  transform: scale(1);
  z-index: 2;
  pointer-events: auto;
}

.badge {
  position: absolute;
  top: 10px; left: 10px;
  background: rgba(27,58,75,0.75);
  color: #fff;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.4px;
  padding: 4px 9px;
  border-radius: 100px;
  z-index: 2;
}

.frontimgwrap {
  flex: 1;
  min-height: 0;
  background: var(--deck-light);
}
.frontimgwrap img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}

/* Handlungskarten (TK/Krisendeck/Werkzeug/Mobbing) ohne Foto: großes Icon statt Bild */
.fronticonwrap {
  flex: 1;
  min-height: 0;
  background: var(--deck-light);
  display: flex;
  align-items: center;
  justify-content: center;
}
.fronticonwrap i {
  font-size: clamp(48px, 30vw, 96px);
  color: var(--deck-color);
  opacity: 0.85;
}

.cardtitel-front {
  font-family: var(--font-serif);
  color: var(--deck-color);
  background: var(--deck-light);
  border-top: 3px solid var(--deck-border);
  margin: 0;
  padding: 14px 16px 4px;
  font-size: 19px;
  line-height: 1.25;
}
.taphint {
  margin: 0;
  padding: 0 16px 14px;
  background: var(--deck-light);
  color: var(--kt-muted);
  font-size: 11.5px;
}

.backscroll {
  flex: 1;
  overflow-y: auto;
  padding: 20px 18px 18px;
  -webkit-overflow-scrolling: touch;
  touch-action: pan-y;
}

.cardtitel-back {
  font-family: var(--font-serif);
  color: var(--deck-color);
  font-size: 20px;
  margin: 0 0 14px;
  line-height: 1.25;
}

.section { margin-bottom: 16px; }
.label {
  display: block;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.6px;
  color: var(--deck-color);
  margin-bottom: 6px;
}
.label-gold { color: #96784B; }

.section p { margin: 0; font-size: 14.5px; line-height: 1.5; }

.fragenlist { display: flex; flex-direction: column; gap: 8px; }
.frage-box {
  background: var(--deck-light);
  border-left: 3px solid var(--deck-color);
  border-radius: 6px;
  padding: 9px 12px;
  font-size: 14px;
  line-height: 1.4;
}

.frage-box-system {
  background: transparent;
  border: 1.5px dashed var(--deck-color);
  border-left: 1.5px dashed var(--deck-color);
  font-style: italic;
}

/* Handlungskarten: Schritte-Liste + Tun/Nicht-tun-Tabelle */
.schritteliste {
  margin: 0;
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.schritteliste li {
  font-size: 14px;
  line-height: 1.45;
  padding-left: 2px;
}
.schritteliste li::marker {
  color: var(--deck-color);
  font-weight: 700;
}

.abgrenzungtabelle {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.abgrenzungtabelle th {
  text-align: left;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.4px;
  padding: 0 8px 6px;
}
.abgrenzungtabelle th.th-tun { color: #2E7D32; }
.abgrenzungtabelle th.th-nicht { color: #B3261E; }
.abgrenzungtabelle td {
  vertical-align: top;
  padding: 6px 8px;
  border-top: 1px solid var(--deck-border);
  line-height: 1.35;
}
.abgrenzungtabelle td.td-tun {
  background: rgba(46, 125, 50, 0.07);
}
.abgrenzungtabelle td.td-nicht {
  background: rgba(179, 38, 30, 0.06);
}

.hinweisbox {
  background: var(--kt-paper);
  border: 1px solid #C4B078;
  border-radius: 8px;
  padding: 12px 14px;
  margin-bottom: 4px;
}

/* ---------- Nav ---------- */
.cardnav {
  display: flex;
  gap: 10px;
  padding-bottom: env(safe-area-inset-bottom, 0);
}
.navbtn {
  flex: 1;
  border: none;
  border-radius: 12px;
  background: var(--kt-primary);
  color: #fff;
  font-size: 18px;
  padding: 13px 0;
  cursor: pointer;
}
.navbtn:active { opacity: 0.85; }
.navbtn-ghost {
  flex: 1.3;
  background: transparent;
  border: 1.5px solid var(--kt-primary);
  color: var(--kt-primary);
  font-size: 13px;
  font-weight: 600;
}

@media (min-width: 640px) {
  .screen { padding: 24px 24px 32px; align-items: center; }
  .deckgrid { max-width: 720px; width: 100%; }
  .cardnav { max-width: 380px; width: 100%; }
}