/* Intervallin tunnistus – v1.8 */

#intervalliT-app {
  text-align: center;
  background: #ffffff;
  margin: 0 auto;
  padding: 20px;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  font-family: inherit;
}

#intervalliT-app button,
#intervalliT-app input,
#intervalliT-app select,
#intervalliT-app label,
#intervalliT-app .intervalliT-task-info,
#intervalliT-app .intervalliT-answer-display,
#intervalliT-app .intervalliT-feedback {
  font-family: "Marker Felt", sans-serif !important;
}

#intervalliT-task-buttons {
  margin: 20px 0;
}

#intervalliT-app button,
#intervalliT-app .intervalliT-btn {
  appearance: none !important;
  -webkit-appearance: none !important;
  border: none !important;
  box-shadow: none !important;
  text-decoration: none !important;
  cursor: pointer;
  line-height: 1.2;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
}

#intervalliT-app .intervalliT-btn-task,
#intervalliT-app #intervalliT-task-buttons button {
  background: #ccc !important;
  color: #000 !important;
  border-radius: 8px !important;
  padding: 10px 18px !important;
  margin: 4px !important;
  font-size: 16px !important;
}

#intervalliT-app .intervalliT-btn-task:hover,
#intervalliT-app #intervalliT-task-buttons button:hover {
  background: #bbb !important;
  color: #000 !important;
}

#intervalliT-app .intervalliT-btn-task.active,
#intervalliT-app #intervalliT-task-buttons button.active {
  background: #7ba8c5 !important;
  color: #fff !important;
}

#intervalliT-task-info {
  margin: 8px 0 14px 0;
  font-size: 18px;
  color: #333;
  font-weight: bold;
}

#intervalliT-paper {
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 0 14px rgba(0,0,0,0.15);
  padding: 28px 20px;
  margin: 20px auto 10px auto;
  width: 100%;
  max-width: 100%;
  min-height: 120px;
  overflow-x: auto;
  box-sizing: border-box;
}

#intervalliT-paper svg {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto !important;
}

#intervalliT-answer-display {
  min-height: 42px;
  margin: 4px auto 18px auto !important;
  font-size: 34px;
  line-height: 1.2;
  color: #2f3b4f;
  font-weight: bold;
}

#intervalliT-answer-display sup {
  font-size: 55%;
  vertical-align: super;
  line-height: 0;
}

#intervalliT-letter-buttons,
#intervalliT-action-buttons {
  margin-top: 16px;
}

#intervalliT-app .intervalliT-btn-note,
#intervalliT-app #intervalliT-letter-buttons button {
  background: #ddd !important;
  color: #000 !important;
  border-radius: 6px !important;
  padding: 10px 14px !important;
  margin: 4px !important;
  font-size: 18px !important;
  width: auto !important;
  min-width: auto !important;
}

#intervalliT-app .intervalliT-btn-note:hover,
#intervalliT-app #intervalliT-letter-buttons button:hover {
  background: #ccc !important;
  color: #000 !important;
}

#intervalliT-app .intervalliT-btn-note.active,
#intervalliT-app .intervalliT-btn-note.active:hover,
#intervalliT-app #intervalliT-letter-buttons button.active,
#intervalliT-app #intervalliT-letter-buttons button.active:hover,
#intervalliT-app #intervalliT-letter-buttons button.intervalliT-btn-note.active,
#intervalliT-app #intervalliT-letter-buttons button.intervalliT-btn-note.active:hover {
  background-color: #85bb1a !important;
  background: #85bb1a !important;
  color: #fff !important;
  box-shadow: 0 0 6px #85bb1a !important;
}

#intervalliT-app .intervalliT-btn-action,
#intervalliT-app #intervalliT-action-buttons button {
  background: #ccc !important;
  color: #000 !important;
  border-radius: 8px !important;
  padding: 12px 24px !important;
  margin: 5px !important;
  font-size: 18px !important;
}

#intervalliT-app .intervalliT-btn-action:hover,
#intervalliT-app #intervalliT-action-buttons button:hover {
  background: #bbb !important;
  color: #000 !important;
}

#intervalliT-app .intervalliT-btn-action.active,
#intervalliT-app .intervalliT-btn-action.active:hover,
#intervalliT-app .intervalliT-btn-action.force-action-active,
#intervalliT-app .intervalliT-btn-action.force-action-active:hover,
#intervalliT-app #intervalliT-action-buttons button.active,
#intervalliT-app #intervalliT-action-buttons button.active:hover,
#intervalliT-app #intervalliT-action-buttons button.force-action-active,
#intervalliT-app #intervalliT-action-buttons button.force-action-active:hover {
  background-color: #7ba8c5 !important;
  background: #7ba8c5 !important;
  color: #fff !important;
}

#intervalliT-feedback {
  min-height: 32px;
  margin-top: 16px;
  font-size: 22px;
  font-weight: bold;
}

#intervalliT-feedback.correct {
  color: #85bb1a;
}

#intervalliT-feedback.wrong {
  color: #ef4444;
}

@media (max-width: 768px) {
  #intervalliT-app {
    padding: 12px;
  }

  #intervalliT-app .intervalliT-btn-task,
  #intervalliT-app #intervalliT-task-buttons button,
  #intervalliT-app .intervalliT-btn-note,
  #intervalliT-app #intervalliT-letter-buttons button,
  #intervalliT-app .intervalliT-btn-action,
  #intervalliT-app #intervalliT-action-buttons button {
    font-size: 15px !important;
    padding: 8px 12px !important;
  }

  #intervalliT-answer-display {
    font-size: 30px;
  }

  #intervalliT-paper {
    padding: 18px 10px;
    border-radius: 12px;
  }
}

/* ---------------------------------
   INTERVALLIN TUNNISTUS – NUOTTIKUVAN KESKITYS v1.9
--------------------------------- */
#intervalliT-paper {
  text-align: center !important;
}

#intervalliT-paper .abcjs-container {
  display: flex !important;
  justify-content: center !important;
  align-items: center !important;
  width: 100% !important;
}

#intervalliT-paper svg {
  display: block !important;
  margin-left: auto !important;
  margin-right: auto !important;
  height: auto !important;
}

/* =========================================
   INTERVALLIN TUNNISTUS – ETENEMISEN SEURANTA
========================================= */

#intervalliT-app #intervalliT-progress-summary {
  font-size: 15px;
  color: #555;
  margin: 8px 0 4px;
}

#intervalliT-app #intervalliT-login-prompt {
  background: #fff8e1;
  border-left: 5px solid #ffc107;
  padding: 12px 16px;
  margin: 0 0 15px;
  font-size: 15px;
  color: #333;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

#intervalliT-app .intervalliT-login-btn {
  background: #4f8cc4 !important;
  color: #fff !important;
  padding: 6px 14px !important;
  border-radius: 6px !important;
  text-decoration: none !important;
  font-size: 14px !important;
  display: inline-block !important;
}

#intervalliT-app .intervalliT-login-btn:hover {
  background: #3d729e !important;
}