/* How to Win Friends and Influence People - Book-Specific Styles */

:root {
    --accent-color: #0891b2;
    --accent-color-dark: #0e7490;
    --accent-gradient: linear-gradient(135deg, #0891b2 0%, #06b6d4 100%);
    --section-title-bg: #0891b2;
    --key-box-color: #0891b2;
    --key-box-bg: #e0f7fa;
    --verse-bg: #f0fdff;
    --intro-bg: #f0fdff;
}

/* Central node with book theme */
.central-node {
    background: var(--accent-gradient);
}

/* Principle box - for core principles of the book */
.principle-box {
    background: linear-gradient(135deg, #e0f7fa 0%, #b2ebf2 100%);
    border-left: 4px solid #0891b2;
    padding: 1.5rem;
    margin: 1.5rem 0;
    border-radius: 0 12px 12px 0;
}

.principle-box h4 {
    color: #0e7490;
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
}

/* Story box - for Carnegie's illustrative stories */
.story-box {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border-left: 4px solid #f59e0b;
    padding: 1.5rem;
    margin: 1.5rem 0;
    border-radius: 0 12px 12px 0;
}

.story-box h4 {
    color: #b45309;
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
}

/* Application box - for practical applications */
.application-box {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    border-left: 4px solid #059669;
    padding: 1.5rem;
    margin: 1.5rem 0;
    border-radius: 0 12px 12px 0;
}

.application-box h4 {
    color: #047857;
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
}

/* Warning box - for what NOT to do */
.warning-box {
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    border-left: 4px solid #dc2626;
    padding: 1.5rem;
    margin: 1.5rem 0;
    border-radius: 0 12px 12px 0;
}

.warning-box h4 {
    color: #dc2626;
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
}

/* Quote box styling */
.quote-box {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-left: 4px solid #0891b2;
    padding: 1.5rem 2rem;
    margin: 1.5rem 0;
    font-style: italic;
    font-size: 1.1rem;
    color: #334155;
    border-radius: 0 12px 12px 0;
}

.quote-box .attribution {
    font-style: normal;
    font-size: 0.9rem;
    color: #64748b;
    margin-top: 0.75rem;
    text-align: right;
}

/* Insight box */
.insight-box {
    background: linear-gradient(135deg, #ede9fe 0%, #ddd6fe 100%);
    border-left: 4px solid #7c3aed;
    padding: 1.5rem;
    margin: 1.5rem 0;
    border-radius: 0 12px 12px 0;
}

.insight-box h4 {
    color: #5b21b6;
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
}

/* Technique box */
.technique-box {
    background: linear-gradient(135deg, #fff7ed 0%, #ffedd5 100%);
    border-left: 4px solid #ea580c;
    padding: 1.5rem;
    margin: 1.5rem 0;
    border-radius: 0 12px 12px 0;
}

.technique-box h4 {
    color: #c2410c;
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
}

/* Reflection / practice-exercise box */
.practice-exercise {
    background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
    border: 2px dashed #059669;
    padding: 1.5rem;
    margin: 1.5rem 0;
    border-radius: 12px;
}

.practice-exercise h4 {
    color: #047857;
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
}

/* Reflection box */
.reflection {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border: 2px dashed #0891b2;
    padding: 1.5rem;
    margin: 1.5rem 0;
    border-radius: 12px;
    font-style: italic;
}

.reflection h4 {
    color: #0e7490;
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
    font-style: normal;
}