/* Mindset: The New Psychology of Success by Carol Dweck - Book-Specific Styles */
/* Theme: Sky Blue/Cyan for psychology, growth, and learning */

:root {
    --accent-color: #0ea5e9;
    --accent-color-dark: #0284c7;
    --accent-gradient: linear-gradient(135deg, #0ea5e9 0%, #38bdf8 100%);
    --section-title-bg: #0c4a6e;
    --key-box-color: #0ea5e9;
    --key-box-bg: #f0f9ff;
    --verse-bg: #e0f2fe;
    --intro-bg: #f0f9ff;
}

/* Central node with sky blue gradient */
.central-node {
    background: linear-gradient(135deg, #0ea5e9 0%, #38bdf8 100%);
}

/* Section title backgrounds */
.section-title {
    background: var(--section-title-bg);
}

/* Chapter card hover effect */
.chapter-card:hover {
    border-color: var(--accent-color);
    box-shadow: 0 8px 25px rgba(14, 165, 233, 0.2);
}

/* Intro section styling */
.intro {
    background: var(--intro-bg);
    border-left: 4px solid var(--accent-color);
}

/* Key insight box - for Dweck's main revelations */
.insight-box {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border-left: 4px solid var(--accent-color);
    padding: 20px 25px;
    margin: 25px 0;
    border-radius: 0 8px 8px 0;
}

.insight-box h3, .insight-box h4 {
    color: var(--accent-color-dark);
    margin-top: 0;
    margin-bottom: 10px;
}

/* Mindset comparison box - Fixed vs Growth */
.mindset-compare {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin: 25px 0;
}

.mindset-fixed {
    background: #fef2f2;
    border: 2px solid #fca5a5;
    border-radius: 10px;
    padding: 20px;
}

.mindset-fixed h4 {
    color: #dc2626;
    margin-top: 0;
    margin-bottom: 12px;
}

.mindset-growth {
    background: #f0fdf4;
    border: 2px solid #86efac;
    border-radius: 10px;
    padding: 20px;
}

.mindset-growth h4 {
    color: #16a34a;
    margin-top: 0;
    margin-bottom: 12px;
}

/* Principle box - core teachings */
.principle-box {
    background: #0c4a6e;
    color: #e0f2fe;
    padding: 25px;
    border-radius: 12px;
    margin: 25px 0;
    position: relative;
    overflow: hidden;
}

.principle-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #0ea5e9, #38bdf8, #0ea5e9);
}

.principle-box h3, .principle-box h4 {
    color: #38bdf8;
    margin-top: 0;
}

/* Research box - for citing Dweck's studies */
.research-box {
    background: #fafafa;
    border: 1px solid #e2e8f0;
    border-left: 4px solid #7c3aed;
    border-radius: 0 8px 8px 0;
    padding: 20px 25px;
    margin: 25px 0;
}

.research-box h4 {
    color: #5b21b6;
    margin-top: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Praise and feedback box */
.praise-box {
    background: #fffbeb;
    border: 1px solid #fcd34d;
    border-radius: 8px;
    padding: 20px;
    margin: 20px 0;
}

.praise-box h4 {
    color: #b45309;
    margin-top: 0;
}

/* Warning/trap box - fixed mindset traps */
.warning-box {
    background: #fef2f2;
    border-left: 4px solid #ef4444;
    padding: 20px 25px;
    margin: 25px 0;
    border-radius: 0 8px 8px 0;
}

.warning-box h4 {
    color: #dc2626;
    margin-top: 0;
}

/* Practice exercise box */
.practice-box {
    background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
    border-radius: 12px;
    padding: 25px;
    margin: 25px 0;
    border: 1px solid #6ee7b7;
}

.practice-box h3, .practice-box h4 {
    color: #065f46;
    margin-top: 0;
}

/* Story/example box */
.example-box {
    background: linear-gradient(135deg, #fefce8 0%, #fef9c3 100%);
    border-left: 4px solid #eab308;
    padding: 20px 25px;
    margin: 25px 0;
    border-radius: 0 8px 8px 0;
}

.example-box h4 {
    color: #a16207;
    margin-top: 0;
}

/* Quote from the book */
.dweck-quote {
    background: #f8fafc;
    border-left: 4px solid #94a3b8;
    padding: 20px 25px;
    margin: 25px 0;
    font-style: italic;
    color: #475569;
}

.dweck-quote cite {
    display: block;
    margin-top: 10px;
    font-style: normal;
    color: #64748b;
    font-size: 0.9em;
}

/* Reflection box */
.reflection {
    background: linear-gradient(135deg, #f5f3ff 0%, #ede9fe 100%);
    border-left: 4px solid #8b5cf6;
    padding: 20px 25px;
    margin: 25px 0;
    border-radius: 0 8px 8px 0;
}

.reflection h4 {
    color: #6d28d9;
    margin-top: 0;
}

/* Chapter theme badge */
.chapter-theme {
    display: inline-block;
    background: linear-gradient(135deg, #0ea5e9 0%, #38bdf8 100%);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.85em;
    margin-top: 8px;
}

/* Key teachings box */
.key-teachings {
    background: var(--key-box-bg);
    border: 2px solid var(--key-box-color);
    border-radius: 12px;
    padding: 25px;
    margin: 30px 0;
}

.key-teachings h3 {
    color: var(--accent-color-dark);
    margin-top: 0;
}

/* Responsive */
@media (max-width: 768px) {
    .mindset-compare {
        grid-template-columns: 1fr;
    }
}