body {
    font-family: Arial, sans-serif;
    color: #F3EFE0;
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1rem;
    text-align: center;
    background-color: #525252;
}

h1 {
    color: #F3EFE0;
    margin-bottom: 2rem;
}

#stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin: 1rem 0;
    padding: 1rem;
    background-color: #414141;
    border-radius: 7px;
    border-top: 2px solid #CA3E47;
}

.stat-item {
    font-size: 1.1rem;
    color: #F3EFE0;
}

.stat-label {
    color: #F3EFE0;
    opacity: 0.8;
    font-size: 0.9em;
    margin-bottom: 5px;
}

.stat-value {
    color: #F3EFE0;
    font-size: 1.5em;
    font-weight: bold;
}

.toggle-container {
    margin: 1rem 0;
    padding: 1rem;
    background-color: #414141;
    border-radius: 7px;
    border-top: 2px solid #CA3E47;
}

.toggle-btn {
    font-size: 0.9rem;
    padding: 0.3rem 0.6rem;
    background-color: #2196F3;
}

.toggle-btn:hover {
    background-color: #1976D2;
}

.english-prompt {
    background-color: #414141;
    padding: 2rem;
    border-radius: 7px;
    border-top: 2px solid #CA3E47;
    margin: 2rem 0;
}

.english-prompt h2 {
    color: #F3EFE0;
    font-size: 1.2em;
    margin-bottom: 1rem;
}

.english-sentence {
    font-size: 1.5em;
    color: #F3EFE0;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.pattern-info {
    margin-top: 10px;
    font-size: 0.9em;
    color: #F3EFE0;
    opacity: 0.7;
    font-style: italic;
}

.answer-area {
    min-height: 100px;
    background-color: #414141;
    border: 3px dashed #CA3E47;
    border-radius: 7px;
    padding: 1rem;
    margin: 2rem 0;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    justify-content: center;
}

.answer-area.correct {
    border-color: #4CAF50;
    background-color: #414141;
}

.answer-area.incorrect {
    border-color: #f44336;
    background-color: #414141;
}

.word-bank {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 2rem 0;
    justify-content: center;
    min-height: 80px;
    padding: 1rem;
    background-color: #414141;
    border-radius: 7px;
    border-top: 2px solid #CA3E47;
}

.word {
    background-color: #2196F3;
    color: #F3EFE0;
    padding: 12px 20px;
    border-radius: 7px;
    cursor: pointer;
    font-size: 1.2em;
    transition: all 0.2s;
    user-select: none;
    border: none;
}

.word:hover {
    background-color: #1976D2;
    transform: translateY(-2px);
}

.word:active {
    transform: translateY(0);
}

.word.particle {
    background-color: #CA3E47;
}

.word.particle:hover {
    background-color: #b83640;
}

.buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin: 2rem 0;
}

button {
    font-size: 1.2rem;
    padding: 0.5rem 1rem;
    cursor: pointer;
    color: white;
    border: none;
    border-radius: 7px;
    transition: background-color 0.3s;
}

.check-btn {
    background-color: #4CAF50;
}

.check-btn:hover {
    background-color: #45a049;
}

.clear-btn {
    background-color: #CC0000;
}

.clear-btn:hover {
    background-color: #b30000;
}

.next-btn {
    background-color: #2196F3;
}

.next-btn:hover {
    background-color: #1976D2;
}

.feedback {
    font-size: 1.2rem;
    margin: 1rem 0;
    min-height: 2em;
    padding: 1rem;
    border-radius: 7px;
    background-color: #414141;
    border-top: 2px solid #CA3E47;
}

.feedback.correct {
    color: #4CAF50;
}

.feedback.incorrect {
    color: #f44336;
}

.correct-answer {
    margin-top: 10px;
    font-size: 1.1em;
}

.hint-btn {
    background-color: #2196F3;
    font-size: 0.9rem;
    padding: 0.4rem 0.8rem;
    margin-top: 1rem;
}

.hint-btn:hover {
    background-color: #1976D2;
}

.footer {
    padding: 5px;
    border-radius: 7px;
    margin-top: 2rem;
    text-align: right;
    border-top: 2px solid #CA3E47;
    background-color: #414141;
}

.pattern-selector {
	background-color: #414141;
	padding: 1.5rem;
	border-radius: 7px;
	border-top: 2px solid #CA3E47;
	margin: 2rem 0;
}

.pattern-toggle-btn {
	background-color: #2196F3;
	color: white;
	font-size: 1.1rem;
	padding: 0.6rem 1.2rem;
	border: none;
	border-radius: 7px;
	cursor: pointer;
	transition: background-color 0.3s;
	width: 100%;
	text-align: left;
}

.pattern-toggle-btn:hover {
	background-color: #1976D2;
}

#patternSelectionContent {
	margin-top: 1rem;
	padding-top: 1rem;
	border-top: 1px solid rgba(243, 239, 224, 0.2);
}

.pattern-selector h3 {
	color: #F3EFE0;
	margin-bottom: 1rem;
	font-size: 1.1em;
}

#patternCheckboxes {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
	gap: 10px;
	margin-bottom: 1rem;
}

.pattern-checkbox {
	display: flex;
	align-items: center;
	gap: 8px;
	color: #F3EFE0;
	cursor: pointer;
	padding: 8px;
	border-radius: 5px;
	transition: background-color 0.2s;
}

.pattern-checkbox:hover {
	background-color: rgba(255, 255, 255, 0.1);
}

.pattern-checkbox input[type="checkbox"] {
	cursor: pointer;
	width: 18px;
	height: 18px;
}

.pattern-checkbox span {
	user-select: none;
}

.apply-btn {
	background-color: #4CAF50;
	color: white;
	font-size: 1rem;
	padding: 0.5rem 1.5rem;
	border: none;
	border-radius: 7px;
	cursor: pointer;
	transition: background-color 0.3s;
}

.apply-btn:hover {
	background-color: #45a049;
}

.justification {
  background-color: #414141;
  padding: 1rem;
  border-radius: 7px;
  text-align: left;
  max-height: 500px;
  border-top: 2px solid #CA3E47;
  overflow-y: auto;
}