:root {
    --ios-quiz-primary: #1B3A52;
    --ios-quiz-secondary: #6B6B6B;
    --ios-quiz-bg: #FAFAF8;
    --ios-quiz-success: #7FA08C;
    --ios-quiz-error: #E4968F;
    --ios-quiz-accent: #F7E4A3;
    --ios-quiz-white: #FFFFFF;
    --ios-quiz-shadow: 0 4px 12px rgba(27, 58, 82, 0.08);
    --ios-quiz-radius: 16px;
    --ios-quiz-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

.ios-quiz-container {
    font-family: var(--ios-quiz-font);
    background-color: var(--ios-quiz-bg);
    padding: 20px;
    border-radius: var(--ios-quiz-radius);
    max-width: 600px;
    margin: 0 auto;
    box-sizing: border-box;
    color: var(--ios-quiz-primary);
}

/* Progress Bar */
.ios-quiz-progress {
    height: 6px;
    background-color: #E0E0E0;
    border-radius: 3px;
    margin-bottom: 20px;
    overflow: hidden;
}

.ios-quiz-progress-bar {
    height: 100%;
    background-color: var(--ios-quiz-primary);
    width: 0%;
    transition: width 0.3s ease;
}

.ios-quiz-step-count {
    text-align: center;
    color: var(--ios-quiz-secondary);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

/* Question */
.ios-quiz-question {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 24px;
    line-height: 1.3;
    text-align: center;
}

/* Answers */
.ios-quiz-answers {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.ios-quiz-answer {
    background-color: var(--ios-quiz-white);
    border: 2px solid transparent;
    border-radius: 12px;
    padding: 16px 20px;
    font-size: 1rem;
    color: var(--ios-quiz-primary);
    cursor: pointer;
    box-shadow: var(--ios-quiz-shadow);
    transition: all 0.2s ease;
    text-align: left;
    position: relative;
}

.ios-quiz-answer:hover {
    background-color: #F0F0F0;
}

.ios-quiz-answer.correct {
    background-color: var(--ios-quiz-success);
    color: white;
    border-color: var(--ios-quiz-success);
}

.ios-quiz-answer.wrong {
    background-color: var(--ios-quiz-error);
    color: white;
    border-color: var(--ios-quiz-error);
    animation: ios-shake 0.5s;
}

.ios-quiz-answer.disabled {
    pointer-events: none;
    opacity: 0.7;
}

/* Explanation */
.ios-quiz-explanation {
    margin-top: 20px;
    padding: 15px;
    background-color: rgba(107, 107, 107, 0.1);
    border-radius: 8px;
    color: var(--ios-quiz-secondary);
    font-size: 0.95rem;
    display: none;
}

/* Next Button */
.ios-quiz-next-btn {
    display: block;
    width: 100%;
    background-color: var(--ios-quiz-primary);
    color: var(--ios-quiz-white);
    border: none;
    padding: 16px;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    margin-top: 24px;
    cursor: pointer;
    transition: opacity 0.2s;
}

.ios-quiz-next-btn:hover {
    opacity: 0.9;
}

/* Results */
.ios-quiz-results {
    text-align: center;
    padding: 20px 0;
}

.ios-quiz-score-circle {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background-color: var(--ios-quiz-accent);
    color: var(--ios-quiz-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    font-weight: bold;
    margin: 0 auto 24px;
}

.ios-quiz-final-msg {
    color: var(--ios-quiz-secondary);
    margin-bottom: 32px;
    line-height: 1.5;
}

.ios-quiz-cta-btn,
.ios-quiz-cta-btn:link,
.ios-quiz-cta-btn:visited {
    display: inline-block;
    background-color: var(--ios-quiz-primary);
    color: var(--ios-quiz-white) !important;
    text-decoration: none;
    padding: 16px 32px;
    border-radius: 12px;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(27, 58, 82, 0.2);
    transition: transform 0.2s;
}

.ios-quiz-cta-btn:hover,
.ios-quiz-cta-btn:active,
.ios-quiz-cta-btn:focus {
    transform: translateY(-2px);
    color: var(--ios-quiz-white) !important;
    text-decoration: none;
}

.ios-quiz-restart-btn {
    display: inline-block;
    margin-top: 8px;
    margin-bottom: 24px;
    color: var(--ios-quiz-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    padding: 8px 16px;
    border: 1px solid #e0e0e0;
    border-radius: 20px;
    transition: all 0.2s ease;
}

.ios-quiz-restart-btn:hover {
    background-color: #f5f5f5;
    border-color: #ccc;
    text-decoration: none;
}

/* Incentive Message - Apple-inspired design */
.ios-quiz-incentive {
    background: linear-gradient(135deg, #f8f9fa 0%, #fff8e6 100%);
    border: 1px solid rgba(247, 228, 163, 0.5);
    border-radius: 16px;
    padding: 20px 24px;
    margin: 8px 0 24px;
    display: flex;
    align-items: flex-start;
    gap: 16px;
    text-align: left;
    animation: ios-incentive-appear 0.5s ease-out;
}

.ios-quiz-incentive-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    background: var(--ios-quiz-success);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: 0 4px 12px rgba(127, 160, 140, 0.3);
}

.ios-quiz-incentive-icon svg {
    width: 22px;
    height: 22px;
}

.ios-quiz-incentive-text {
    margin: 0;
    color: var(--ios-quiz-primary);
    font-size: 1rem;
    line-height: 1.6;
    font-weight: 500;
}

@keyframes ios-incentive-appear {
    0% {
        opacity: 0;
        transform: translateY(10px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes ios-shake {
    0% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    50% { transform: translateX(5px); }
    75% { transform: translateX(-5px); }
    100% { transform: translateX(0); }
}

/* Mobile Responsiveness */
@media (max-width: 480px) {
    .ios-quiz-container {
        padding: 15px;
        border-radius: 0; /* Full width on mobile often looks better without radius */
    }
    .ios-quiz-question {
        font-size: 1.3rem;
    }
    .ios-quiz-answer {
        padding: 14px;
    }
    .ios-quiz-incentive {
        padding: 16px;
        gap: 12px;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .ios-quiz-incentive-icon {
        width: 40px;
        height: 40px;
    }
    .ios-quiz-incentive-icon svg {
        width: 20px;
        height: 20px;
    }
    .ios-quiz-incentive-text {
        font-size: 0.95rem;
    }
}