/*
 * Gemeinsame Bausteine aller Raetseltypen: Rahmen, Karten, Buttons, Tipps,
 * Meldungen, Erfolgsbereich. Werte kommen aus riddle-tokens.css.
 *
 * Das Wurzelelement jedes Raetsels traegt seine Typklasse (.lock-riddle usw.);
 * :is() fasst sie zusammen, ohne die Spezifitaet ueber eine Klasse zu heben.
 * .ltrs-card gehoert auf jedes Element, das der Spieler bewegt, waehlt oder aufdeckt (Sortier-Eintrag,
 * Auswahl-Element, Memory-Karte, Lueckenwort ...), .ltrs-icon-button auf kleinen
 * quadratischen Bedienknoepfen (Pfeile).
 */

:is(.ltrs-riddle,.textfield-riddle,.lock-riddle,.select-riddle,.keypad-riddle,.sort-riddle,.pattern-riddle,.slider-riddle,.memory-riddle,.puzzle-riddle,.matching-riddle,.cloze-riddle,.simon-riddle,.hotspot-riddle,.logic-riddle) {
  /* Durchsichtig: der Rahmen uebernimmt die Seitenfarbe, Karten heben sich ab. */
  max-width: 760px;
  margin: var(--content-spacing, 20px) auto;
  background: transparent;
  box-shadow: none;
  padding: var(--ltrs-pad);
  border: 1px solid var(--ltrs-frame);
  border-radius: var(--ltrs-radius-frame);
  color: var(--ltrs-text);
  font-family: var(--ltrs-font-ui);
  line-height: 1.5;
}

/* Karte ("Pergament") */
.ltrs-card {
  position: relative;
  padding: 12px 16px;
  border: 1px solid var(--ltrs-paper-edge);
  border-radius: var(--ltrs-radius);
  background-color: var(--ltrs-paper);
  background-image: repeating-linear-gradient(90deg, transparent 0 3px, var(--ltrs-paper-stripe) 3px 4px);
  box-shadow: var(--ltrs-shadow);
  color: var(--ltrs-ink);
  font-family: var(--ltrs-font-content);
  font-size: var(--ltrs-text-size);
  font-style: var(--ltrs-content-style);
  transition: transform var(--ltrs-transition), box-shadow var(--ltrs-transition);
}

.ltrs-card.is-selected,
.ltrs-card[aria-pressed="true"],
.ltrs-card[aria-checked="true"] {
  outline: 3px solid var(--ltrs-accent);
  outline-offset: 1px;
}

.ltrs-card.is-dragging,
.ltrs-card.ui-sortable-helper {
  transform: rotate(-0.6deg) scale(1.01);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.3);
}

/* Buttons: Pruefen gefuellt, alles andere umrandet */
:is(.ltrs-riddle,.textfield-riddle,.lock-riddle,.select-riddle,.keypad-riddle,.sort-riddle,.pattern-riddle,.slider-riddle,.memory-riddle,.puzzle-riddle,.matching-riddle,.cloze-riddle,.simon-riddle,.hotspot-riddle,.logic-riddle) .check-button,
:is(.ltrs-riddle,.textfield-riddle,.lock-riddle,.select-riddle,.keypad-riddle,.sort-riddle,.pattern-riddle,.slider-riddle,.memory-riddle,.puzzle-riddle,.matching-riddle,.cloze-riddle,.simon-riddle,.hotspot-riddle,.logic-riddle) .clear-button,
:is(.ltrs-riddle,.textfield-riddle,.lock-riddle,.select-riddle,.keypad-riddle,.sort-riddle,.pattern-riddle,.slider-riddle,.memory-riddle,.puzzle-riddle,.matching-riddle,.cloze-riddle,.simon-riddle,.hotspot-riddle,.logic-riddle) .ltrs-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--ltrs-control);
  padding: 0 22px;
  border: 1.5px solid var(--ltrs-accent);
  border-radius: var(--ltrs-radius);
  font-family: var(--ltrs-font-content);
  font-size: var(--ltrs-text-size);
  line-height: 1.2;
  cursor: pointer;
  transition: background-color var(--ltrs-transition), color var(--ltrs-transition);
}

:is(.ltrs-riddle,.textfield-riddle,.lock-riddle,.select-riddle,.keypad-riddle,.sort-riddle,.pattern-riddle,.slider-riddle,.memory-riddle,.puzzle-riddle,.matching-riddle,.cloze-riddle,.simon-riddle,.hotspot-riddle,.logic-riddle) .check-button {
  background: var(--ltrs-accent);
  color: var(--ltrs-accent-text);
}

:is(.ltrs-riddle,.textfield-riddle,.lock-riddle,.select-riddle,.keypad-riddle,.sort-riddle,.pattern-riddle,.slider-riddle,.memory-riddle,.puzzle-riddle,.matching-riddle,.cloze-riddle,.simon-riddle,.hotspot-riddle,.logic-riddle) .check-button:hover:not(:disabled) {
  background: var(--ltrs-accent-hover);
  color: var(--ltrs-accent-hover-text);
}

:is(.ltrs-riddle,.textfield-riddle,.lock-riddle,.select-riddle,.keypad-riddle,.sort-riddle,.pattern-riddle,.slider-riddle,.memory-riddle,.puzzle-riddle,.matching-riddle,.cloze-riddle,.simon-riddle,.hotspot-riddle,.logic-riddle) .clear-button,
:is(.ltrs-riddle,.textfield-riddle,.lock-riddle,.select-riddle,.keypad-riddle,.sort-riddle,.pattern-riddle,.slider-riddle,.memory-riddle,.puzzle-riddle,.matching-riddle,.cloze-riddle,.simon-riddle,.hotspot-riddle,.logic-riddle) .ltrs-button {
  border-color: var(--ltrs-text);
  background: transparent;
  color: var(--ltrs-text);
}

:is(.ltrs-riddle,.textfield-riddle,.lock-riddle,.select-riddle,.keypad-riddle,.sort-riddle,.pattern-riddle,.slider-riddle,.memory-riddle,.puzzle-riddle,.matching-riddle,.cloze-riddle,.simon-riddle,.hotspot-riddle,.logic-riddle) .clear-button:hover:not(:disabled),
:is(.ltrs-riddle,.textfield-riddle,.lock-riddle,.select-riddle,.keypad-riddle,.sort-riddle,.pattern-riddle,.slider-riddle,.memory-riddle,.puzzle-riddle,.matching-riddle,.cloze-riddle,.simon-riddle,.hotspot-riddle,.logic-riddle) .ltrs-button:hover:not(:disabled) {
  background: color-mix(in srgb, var(--ltrs-text) 10%, transparent);
}

:is(.ltrs-riddle,.textfield-riddle,.lock-riddle,.select-riddle,.keypad-riddle,.sort-riddle,.pattern-riddle,.slider-riddle,.memory-riddle,.puzzle-riddle,.matching-riddle,.cloze-riddle,.simon-riddle,.hotspot-riddle,.logic-riddle) :is(.check-button, .clear-button, .ltrs-button):disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Mittig unter dem Raetsel, wie dessen Inhalt (Raeder, Raster, Eingabefeld). */
:is(.ltrs-riddle,.textfield-riddle,.lock-riddle,.select-riddle,.keypad-riddle,.sort-riddle,.pattern-riddle,.slider-riddle,.memory-riddle,.puzzle-riddle,.matching-riddle,.cloze-riddle,.simon-riddle,.hotspot-riddle,.logic-riddle) :is(.control-buttons, .check-button-container) {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--ltrs-gap);
  margin-top: calc(var(--ltrs-gap) * 1.5);
}

/* Eingabefeld, z.B. fuer die entschluesselte Botschaft */
.ltrs-input {
  width: 100%;
  max-width: 360px;
  min-height: var(--ltrs-control);
  padding: 8px 12px;
  border: 1px solid var(--ltrs-paper-edge);
  border-radius: var(--ltrs-radius);
  background: color-mix(in srgb, var(--ltrs-paper) 50%, #ffffff);
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.12);
  color: var(--ltrs-ink);
  font-family: var(--ltrs-font-content);
  /* 16px und mehr: iOS zoomt sonst beim Antippen in die Seite. */
  font-size: max(16px, var(--ltrs-text-size));
  text-align: center;
}

/* Quadratische Bedienknoepfe, z.B. Pfeile am Sortier-Eintrag */
.ltrs-icon-button {
  display: inline-grid;
  place-items: center;
  /* Fingergross, siehe Tipp-Buttons. */
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--ltrs-paper-edge);
  border-radius: var(--ltrs-radius);
  background: color-mix(in srgb, var(--ltrs-paper) 70%, #ffffff);
  color: var(--ltrs-ink);
  font-style: normal;
  cursor: pointer;
}

.ltrs-icon-button:disabled {
  opacity: 0.35;
  cursor: default;
}

/* Tipps */
:is(.ltrs-riddle,.textfield-riddle,.lock-riddle,.select-riddle,.keypad-riddle,.sort-riddle,.pattern-riddle,.slider-riddle,.memory-riddle,.puzzle-riddle,.matching-riddle,.cloze-riddle,.simon-riddle,.hotspot-riddle,.logic-riddle) .hint-buttons {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

:is(.ltrs-riddle,.textfield-riddle,.lock-riddle,.select-riddle,.keypad-riddle,.sort-riddle,.pattern-riddle,.slider-riddle,.memory-riddle,.puzzle-riddle,.matching-riddle,.cloze-riddle,.simon-riddle,.hotspot-riddle,.logic-riddle) .hint-button {
  /* Fingergross: unter 44px treffen Spieler auf dem Handy daneben. */
  min-width: 44px;
  min-height: 44px;
  border: 1px solid var(--ltrs-text);
  border-radius: 999px;
  background: transparent;
  color: var(--ltrs-text);
  font-family: var(--ltrs-font-content);
}

:is(.ltrs-riddle,.textfield-riddle,.lock-riddle,.select-riddle,.keypad-riddle,.sort-riddle,.pattern-riddle,.slider-riddle,.memory-riddle,.puzzle-riddle,.matching-riddle,.cloze-riddle,.simon-riddle,.hotspot-riddle,.logic-riddle) .hint-button:disabled {
  opacity: 0.4;
  cursor: default;
}

:is(.ltrs-riddle,.textfield-riddle,.lock-riddle,.select-riddle,.keypad-riddle,.sort-riddle,.pattern-riddle,.slider-riddle,.memory-riddle,.puzzle-riddle,.matching-riddle,.cloze-riddle,.simon-riddle,.hotspot-riddle,.logic-riddle) .hint-content {
  margin-bottom: 10px;
  padding: 10px 14px;
  border-left: 4px solid var(--ltrs-accent);
  border-radius: var(--ltrs-radius);
  background: var(--ltrs-paper);
  color: var(--ltrs-ink);
  font-family: var(--ltrs-font-content);
  font-style: var(--ltrs-content-style);
}

/* Meldungen */
:is(.ltrs-riddle,.textfield-riddle,.lock-riddle,.select-riddle,.keypad-riddle,.sort-riddle,.pattern-riddle,.slider-riddle,.memory-riddle,.puzzle-riddle,.matching-riddle,.cloze-riddle,.simon-riddle,.hotspot-riddle,.logic-riddle) .message:empty {
  display: none;
}

:is(.ltrs-riddle,.textfield-riddle,.lock-riddle,.select-riddle,.keypad-riddle,.sort-riddle,.pattern-riddle,.slider-riddle,.memory-riddle,.puzzle-riddle,.matching-riddle,.cloze-riddle,.simon-riddle,.hotspot-riddle,.logic-riddle) .message > div {
  margin-top: var(--ltrs-gap);
  padding: 10px 14px;
  border-radius: var(--ltrs-radius);
  font-family: var(--ltrs-font-content);
}

:is(.ltrs-riddle,.textfield-riddle,.lock-riddle,.select-riddle,.keypad-riddle,.sort-riddle,.pattern-riddle,.slider-riddle,.memory-riddle,.puzzle-riddle,.matching-riddle,.cloze-riddle,.simon-riddle,.hotspot-riddle,.logic-riddle) .message .success {
  background: color-mix(in srgb, var(--ltrs-success) 88%, #000000);
  color: #ffffff;
}

:is(.ltrs-riddle,.textfield-riddle,.lock-riddle,.select-riddle,.keypad-riddle,.sort-riddle,.pattern-riddle,.slider-riddle,.memory-riddle,.puzzle-riddle,.matching-riddle,.cloze-riddle,.simon-riddle,.hotspot-riddle,.logic-riddle) .message .error {
  background: color-mix(in srgb, var(--ltrs-error) 12%, var(--ltrs-paper));
  border: 1px solid var(--ltrs-error);
  color: var(--ltrs-error);
}

/* Hinweise (z.B. "Markierung gesetzt") sind weder Erfolg noch Fehler */
:is(.ltrs-riddle,.textfield-riddle,.lock-riddle,.select-riddle,.keypad-riddle,.sort-riddle,.pattern-riddle,.slider-riddle,.memory-riddle,.puzzle-riddle,.matching-riddle,.cloze-riddle,.simon-riddle,.hotspot-riddle,.logic-riddle) .message .info {
  border: 1px dashed var(--ltrs-accent);
  color: var(--ltrs-text);
}

/* Erfolgsbereich: kommt erst mit der richtigen Loesung vom Server */
:is(.ltrs-riddle,.textfield-riddle,.lock-riddle,.select-riddle,.keypad-riddle,.sort-riddle,.pattern-riddle,.slider-riddle,.memory-riddle,.puzzle-riddle,.matching-riddle,.cloze-riddle,.simon-riddle,.hotspot-riddle,.logic-riddle) > .success-content {
  margin-top: calc(var(--ltrs-gap) * 1.5);
  padding-top: calc(var(--ltrs-gap) * 1.5);
  border: 0;
  border-top: 1px dashed var(--ltrs-frame);
  border-radius: 0;
}

/* Tastaturfokus: ueberall gleich sichtbar */
:is(.ltrs-riddle,.textfield-riddle,.lock-riddle,.select-riddle,.keypad-riddle,.sort-riddle,.pattern-riddle,.slider-riddle,.memory-riddle,.puzzle-riddle,.matching-riddle,.cloze-riddle,.simon-riddle,.hotspot-riddle,.logic-riddle) :focus-visible {
  outline: 3px solid var(--ltrs-focus);
  outline-offset: 2px;
}

/* Schmale Handys: Buttons untereinander und voll breit - leichter zu treffen
   als zwei halbe Buttons nebeneinander. */
@media (max-width: 480px) {
  :is(.ltrs-riddle,.textfield-riddle,.lock-riddle,.select-riddle,.keypad-riddle,.sort-riddle,.pattern-riddle,.slider-riddle,.memory-riddle,.puzzle-riddle,.matching-riddle,.cloze-riddle,.simon-riddle,.hotspot-riddle,.logic-riddle) .control-buttons {
    flex-direction: column;
  }

  :is(.ltrs-riddle,.textfield-riddle,.lock-riddle,.select-riddle,.keypad-riddle,.sort-riddle,.pattern-riddle,.slider-riddle,.memory-riddle,.puzzle-riddle,.matching-riddle,.cloze-riddle,.simon-riddle,.hotspot-riddle,.logic-riddle) :is(.check-button, .clear-button, .ltrs-button) {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  :is(.ltrs-riddle,.textfield-riddle,.lock-riddle,.select-riddle,.keypad-riddle,.sort-riddle,.pattern-riddle,.slider-riddle,.memory-riddle,.puzzle-riddle,.matching-riddle,.cloze-riddle,.simon-riddle,.hotspot-riddle,.logic-riddle) *,
  .ltrs-card {
    transition: none !important;
    animation: none !important;
  }
}