* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #1a5276 0%, #2c3e50 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.container {
    background: white;
    border-radius: 20px;
    padding: 40px;
    max-width: 800px;
    width: 100%;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    text-align: center;
}

h1 {
    color: #1a5276;
    margin-bottom: 10px;
    font-size: 2.5rem;
}

.subtitle {
    color: #7f8c8d;
    font-size: 1.2rem;
    margin-bottom: 30px;
}

.page {
    display: none;
}

.page.active {
    display: block;
}

.progress {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.progress-dot {
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background: #bdc3c7;
    border: 2px solid white;
}

.progress-dot.active {
    background: #e74c3c;
}

.progress-dot.completed {
    background: #27ae60;
}

.question-container {
    text-align: left;
    margin-bottom: 20px;
}

.question-number {
    color: #1a5276;
    font-weight: bold;
    font-size: 1rem;
    margin-bottom: 15px;
}

.question-text {
    font-size: 1.5rem;
    color: #2c3e50;
    margin-bottom: 20px;
    line-height: 1.6;
}

.question-image {
    max-width: 100%;
    max-height: 400px;
    margin: 20px auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    display: none;
}

.question-image.show {
    display: block;
}

.answers-container {
    background: #f8f9fa;
    border-radius: 15px;
    padding: 20px;
    margin: 20px 0;
    text-align: left;
}

.answer-item {
    margin: 15px 0;
    padding: 15px;
    background: white;
    border-radius: 10px;
    border-left: 4px solid #e74c3c;
}

.answer-label {
    font-weight: bold;
    color: #2c3e50;
    margin-bottom: 10px;
}

.answer-item.selected {
    background: #e8f5e9;
    border-left-color: #4caf50;
    box-shadow: 0 2px 8px rgba(76, 175, 80, 0.3);
}

.answer-item:hover {
    background: #f5f5f5;
}

.answer-text {
    color: #7f8c8d;
}

.answer-image {
    max-width: 100%;
    max-height: 200px;
    margin-top: 10px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.15);
}

.btn {
    background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
    color: white;
    border: none;
    padding: 15px 40px;
    font-size: 1.2rem;
    border-radius: 50px;
    cursor: pointer;
    margin: 10px;
    transition: transform 0.2s, box-shadow 0.2s;
    font-weight: bold;
}

.btn-secondary {
    background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
}

.btn-secondary:hover {
    box-shadow: 0 10px 20px rgba(52, 152, 219, 0.3);
}

.answers-grid {
    display: grid;
    gap: 15px;
    margin-top: 20px;
}

.answers-grid.two-columns {
    grid-template-columns: repeat(2, 1fr);
}

.answers-grid.three-columns {
    grid-template-columns: repeat(3, 1fr);
}

.answers-grid.four-columns {
    grid-template-columns: repeat(4, 1fr);
}

.answers-grid.one-column {
    grid-template-columns: 1fr;
    justify-items: center;
}

.answers-grid.five-plus-columns {
    grid-template-columns: repeat(5, 1fr);
}

@media (max-width: 600px) {
    .answers-grid.two-columns,
    .answers-grid.three-columns,
    .answers-grid.four-columns {
        grid-template-columns: 1fr;
        justify-items: center;
    }
}

/* Theme Classes */

.croatia-theme {
    background: linear-gradient(135deg, #0077b6 0%, #00b4d8 50%, #90e0ef 100%);
}

.croatia-theme h1 {
    color: white;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.croatia-theme .btn {
    background: linear-gradient(135deg, #f1c40f 0%, #f39c12 100%);
}

.croatia-theme .btn:hover {
    box-shadow: 0 10px 20px rgba(241, 196, 15, 0.4);
}

.croatia-theme .question-text {
    color: #1a5276;
}

.croatia-theme .answer-item {
    border-left-color: #f1c40f;
}

/* Dutch Theme - Dutch Flag Colors with Orange Accent */
.dutch-theme {
    background: linear-gradient(135deg, #ff4040 0%, #ffd1ad 50%, #0071ff 100%)
}

.dutch-theme h1 {
    color: #21468b;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
}

.dutch-theme .btn {
    background: linear-gradient(135deg, #ff9900 0%, #ff6600 100%);
}

.dutch-theme .btn:hover {
    box-shadow: 0 10px 20px rgba(255, 153, 0, 0.4);
}

.dutch-theme .question-text {
    color: #1a365d;
}

.dutch-theme .answer-item {
    border-left-color: #ff6600;
}

/* Culture Theme - Warm Earth Tones */
.culture-theme {
    background: linear-gradient(135deg, #8b4513 0%, #d2691e 50%, #cd853f 100%);
}

.culture-theme h1 {
    color: white;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.culture-theme .btn {
    background: linear-gradient(135deg, #ffd700 0%, #ffa500 100%);
}

.culture-theme .btn:hover {
    box-shadow: 0 10px 20px rgba(255, 215, 0, 0.4);
}

.culture-theme .question-text {
    color: #2c1810;
}

.culture-theme .answer-item {
    border-left-color: #ffd700;
}

/* Friends Theme - Friendly Blue and Green */
.friends-theme {
    background: linear-gradient(135deg, #4CAF50 0%, #2196F3 100%);
}

.friends-theme h1 {
    color: white;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.friends-theme .btn {
    background: linear-gradient(135deg, #ff6b6b 0%, #feca57 100%);
}

.friends-theme .btn:hover {
    box-shadow: 0 10px 20px rgba(255, 107, 107, 0.4);
}

.friends-theme .question-text {
    color: #1a2a3a;
}

.friends-theme .answer-item {
    border-left-color: #4CAF50;
}

/* Other Styles */

.group-name {
    font-size: 1.3rem;
    color: #e74c3c;
    margin-bottom: 10px;
    font-weight: bold;
}

.recap-item {
    margin: 20px 0;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 15px;
    text-align: left;
}

.recap-question {
    font-size: 1.2rem;
    color: #2c3e50;
    margin-bottom: 15px;
    font-weight: 500;
}

.recap-answers {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.recap-answer-item {
    padding: 12px 15px;
    border-radius: 8px;
}

.recap-answer-item.correct {
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    border-left: 4px solid #28a745;
    color: #155724;
}

.recap-answer-item.incorrect {
    background: #fff5f5;
    border-left: 4px solid #e74c3c;
    color: #e74c3c;
}

.recap-answer-label {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 5px;
}

.recap-answer-text {
    font-size: 0.95rem;
}

.recap-image {
    max-width: 100%;
    max-height: 150px;
    margin-top: 10px;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
}

@media (max-width: 600px) {
    .container {
        padding: 25px;
    }

    h1 {
        font-size: 1.8rem;
    }

    .question-text {
        font-size: 1.2rem;
    }

    .btn {
        padding: 12px 30px;
        font-size: 1rem;
    }
}