/* Kaflul in-game numeric keypad. Deliberately self-contained and native-keyboard free. */

#question-dialog .dialog-inner {
  width: min(430px, calc(100vw - 24px));
}

#answer-form {
  display: block;
  direction: ltr;
}

.answer-display {
  position: relative;
  display: block;
}

#answer-display-label {
  position: absolute;
  z-index: 2;
  top: 7px;
  left: 50%;
  color: rgba(163, 236, 255, 0.72);
  font-family: var(--body-font);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.04em;
  line-height: 1;
  pointer-events: none;
  transform: translateX(-50%);
}

#answer-input {
  width: 100%;
  height: 62px;
  padding: 18px 14px 4px;
  border: 1px solid rgba(104, 231, 255, 0.58);
  border-radius: 15px;
  background:
    linear-gradient(180deg, rgba(14, 27, 50, 0.98), rgba(3, 8, 20, 0.98));
  color: #fff4a8;
  caret-color: transparent;
  font-family: "Avenir Next Condensed", "Roboto Mono", "SFMono-Regular", "DejaVu Sans Mono", monospace;
  font-size: 31px;
  font-weight: 800;
  font-variant-numeric: tabular-nums slashed-zero;
  letter-spacing: 0.08em;
  line-height: 1;
  text-align: center;
  text-shadow: 0 0 16px rgba(255, 216, 74, 0.34);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.1),
    inset 0 -8px 18px rgba(0, 0, 0, 0.24),
    0 0 0 3px rgba(104, 231, 255, 0.04);
  outline: none;
}

#answer-input:focus {
  border-color: rgba(255, 216, 74, 0.88);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.12),
    inset 0 -8px 18px rgba(0, 0, 0, 0.24),
    0 0 0 3px rgba(255, 216, 74, 0.12),
    0 0 22px rgba(104, 231, 255, 0.14);
}

.answer-submit-fallback {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  min-width: 0 !important;
  min-height: 0 !important;
  margin: -1px !important;
  padding: 0 !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  clip-path: inset(50%) !important;
  border: 0 !important;
  white-space: nowrap !important;
}

.game-number-pad.mobile-number-pad {
  display: grid !important;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin: 10px 0 0;
  direction: ltr;
  animation: kaflulKeypadEnter 220ms cubic-bezier(0.2, 0.78, 0.24, 1) both;
}

.game-number-pad button {
  position: relative;
  display: grid;
  place-items: center;
  min-width: 0;
  min-height: 56px;
  padding: 0;
  overflow: hidden;
  border: 1px solid rgba(115, 222, 255, 0.34);
  border-radius: 13px;
  background:
    radial-gradient(circle at 28% 18%, rgba(255, 255, 255, 0.12), transparent 34%),
    linear-gradient(180deg, #152845 0%, #0b1830 52%, #061020 100%);
  color: #f4fbff;
  cursor: pointer;
  font-family: "Avenir Next Condensed", "Roboto Mono", "SFMono-Regular", "DejaVu Sans Mono", monospace;
  font-size: 25px;
  font-weight: 800;
  font-variant-numeric: tabular-nums slashed-zero;
  letter-spacing: 0.025em;
  line-height: 1;
  text-align: center;
  text-shadow:
    0 2px 0 rgba(0, 0, 0, 0.62),
    0 0 12px rgba(104, 231, 255, 0.2);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.12),
    inset 0 -5px 0 rgba(0, 0, 0, 0.24),
    0 5px 10px rgba(0, 0, 0, 0.24);
  transition:
    transform 90ms ease,
    border-color 120ms ease,
    filter 120ms ease,
    box-shadow 90ms ease;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

.game-number-pad button::before {
  content: "";
  position: absolute;
  inset: 1px 12% auto;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(172, 240, 255, 0.52), transparent);
  pointer-events: none;
}

.game-number-pad button:hover,
.game-number-pad button:focus-visible {
  border-color: rgba(255, 216, 74, 0.78);
  filter: brightness(1.1);
  outline: none;
}

.game-number-pad button:active,
.game-number-pad button.is-pressed {
  transform: translateY(3px) scale(0.985);
  border-color: rgba(255, 216, 74, 0.9);
  box-shadow:
    inset 0 2px 8px rgba(0, 0, 0, 0.3),
    inset 0 -2px 0 rgba(0, 0, 0, 0.2),
    0 2px 5px rgba(0, 0, 0, 0.22);
}

.game-number-pad button:disabled {
  cursor: default;
  opacity: 0.34;
  filter: saturate(0.55);
  transform: none;
}

.game-number-pad .key-delete {
  border-color: rgba(255, 117, 154, 0.42);
  background:
    radial-gradient(circle at 28% 18%, rgba(255, 255, 255, 0.1), transparent 34%),
    linear-gradient(180deg, #342039, #1c1228 58%, #110b1c);
  color: #ffb1c5;
}

.game-number-pad .key-submit {
  border-color: rgba(255, 228, 103, 0.72);
  background:
    radial-gradient(circle at 30% 18%, rgba(255, 255, 255, 0.28), transparent 32%),
    linear-gradient(180deg, #62f1b1 0%, #21c986 54%, #08734f 100%);
  color: #021b12;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.38),
    inset 0 -5px 0 rgba(0, 66, 43, 0.34),
    0 5px 14px rgba(19, 201, 133, 0.22);
  text-shadow: none;
}

.game-number-pad .ui-icon {
  display: block;
  place-self: center;
  width: 25px;
  height: 25px;
  margin: 0;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.1;
}

#question-dialog.question-result-correct .game-number-pad .key-submit {
  opacity: 1;
  filter: brightness(1.12);
}

#question-dialog.question-result-wrong .game-number-pad .key-delete,
#question-dialog.question-result-timeout .game-number-pad .key-delete {
  opacity: 0.68;
}

@keyframes kaflulKeypadEnter {
  from { opacity: 0; transform: translateY(10px) scale(0.985); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@media (max-width: 600px) and (orientation: portrait) {
  #question-dialog.dialog {
    position: fixed;
    left: 50%;
    top: 50%;
    bottom: auto;
    width: min(354px, calc(100vw - 18px));
    transform: translate(-50%, -50%);
  }

  #question-dialog .dialog-inner {
    width: 100%;
    max-height: calc(100dvh - 20px);
    padding: 12px;
    overflow-y: auto;
    border-radius: 20px;
  }

  #question-dialog .dialog-kicker {
    min-height: 22px;
    padding: 3px 8px;
    font-size: 10px;
  }

  #question-dialog .question-timer {
    min-height: 23px;
    margin-top: 5px;
    padding: 4px 8px;
    font-size: 11px;
  }

  #question-dialog .question-timer strong {
    font-size: 16px;
  }

  #question-dialog h1 {
    margin: 7px 0 9px;
    font-size: clamp(29px, 8.5vw, 36px);
  }

  #answer-input {
    height: 54px;
    min-height: 54px;
    padding-top: 17px;
    font-size: 28px;
  }

  .game-number-pad.mobile-number-pad {
    gap: 6px;
    margin-top: 8px;
  }

  .game-number-pad button {
    min-height: 48px;
    height: 48px;
    border-radius: 11px;
    font-size: 22px;
  }

  #question-feedback {
    min-height: 18px;
    margin: 7px 0 0;
    font-size: 12px;
  }
}

@media (max-width: 380px) and (orientation: portrait) {
  #question-dialog.dialog {
    width: min(330px, calc(100vw - 14px));
  }

  #question-dialog .dialog-inner {
    padding: 10px;
  }

  .game-number-pad button {
    min-height: 44px;
    height: 44px;
  }
}

@media (orientation: landscape) and (max-height: 700px) {
  #question-dialog.dialog {
    width: min(700px, calc(100vw - 24px));
  }

  #question-dialog .dialog-inner {
    grid-template-columns: minmax(210px, 0.82fr) minmax(300px, 1.18fr);
  }

  .game-number-pad.mobile-number-pad {
    grid-area: keypad;
    align-self: stretch;
    margin: 0;
  }

  .game-number-pad button {
    min-height: clamp(38px, 9vh, 48px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .game-number-pad.mobile-number-pad,
  .game-number-pad button {
    animation: none;
    transition: none;
  }
}