/* Learn Page Specific Styles */

/* Hero Section */
.learn-hero {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
    color: white;
    text-align: center;
}

.learn-hero .container {
    max-width: 800px;
}

.learn-hero h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
}

.learn-hero p {
    font-size: 1.2rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
    opacity: 0.9;
    color: white;
}

/* Topics Navigation */
.topics-navigation {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-bg-alt);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.topics-navigation h2 {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    font-size: 1.5rem;
    color: var(--color-text-light);
}

.topics-navigation ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-md);
    list-style: none;
    padding: 0;
    margin: 0;
}

.topics-navigation li {
    flex: 1 1 auto;
    min-width: 200px;
    max-width: 250px;
}

.topics-navigation a {
    display: block;
    padding: var(--spacing-md);
    background-color: white;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-decoration: none;
    text-align: center;
    font-weight: 500;
    color: var(--color-text);
    transition: all 0.2s ease;
}

.topics-navigation a:hover {
    background-color: var(--color-primary-light);
    border-color: var(--color-primary);
    color: white;
}

/* Topic Sections */
.topic-section {
    padding: var(--spacing-xl) 0;
    border-bottom: 1px solid var(--color-border-light);
}

.topic-section:nth-child(even) {
    background-color: var(--color-bg-alt);
}

.topic-section header h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.topic-section article h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.topic-section article p {
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.topic-section article ul {
    margin-bottom: var(--spacing-lg);
    padding-left: var(--spacing-lg);
}

.topic-section article li {
    margin-bottom: var(--spacing-sm);
    line-height: 1.5;
}

.topic-section article strong {
    color: var(--color-text);
}

.topic-section article em {
    font-style: italic;
    color: var(--color-text-light);
}

/* Not Sure Section */
.not-sure-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-bg-alt);
    text-align: center;
}

.not-sure-section h2 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-lg);
    color: var(--color-primary);
}

.not-sure-section p {
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
    line-height: 1.6;
}

.not-sure-section strong {
    color: var(--color-text);
    font-weight: 600;
}

/* Learning Note Section */
.learning-note {
    padding: var(--spacing-xl) 0;
    text-align: center;
    background: linear-gradient(135deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
}

.learning-note h2 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
    color: var(--color-primary);
}

.learning-note p {
    max-width: 700px;
    margin: 0 auto var(--spacing-md);
    line-height: 1.6;
}

.learning-note em {
    font-style: italic;
    color: var(--color-text-light);
}

/* Responsive Design */
@media (max-width: 768px) {
    .learn-hero h1 {
        font-size: 2rem;
    }

    .learn-hero p {
        font-size: 1.1rem;
    }

    .topics-navigation ul {
        flex-direction: column;
        align-items: center;
    }

    .topics-navigation li {
        width: 100%;
        max-width: 300px;
    }

    .topic-section header h2 {
        font-size: 1.5rem;
        flex-direction: column;
        text-align: center;
    }

    .not-sure-section h2 {
        font-size: 1.5rem;
    }

    .learning-note h2 {
        font-size: 1.25rem;
    }
}

@media (max-width: 480px) {
    .learn-hero {
        padding: var(--spacing-lg) 0;
    }

    .learn-hero h1 {
        font-size: 1.75rem;
    }

    .topic-section {
        padding: var(--spacing-lg) 0;
    }

    .topics-navigation a {
        padding: var(--spacing-sm);
    }
}

/* Print Styles */
@media print {

    .topics-navigation,
    .not-sure-section,
    .learning-note {
        page-break-inside: avoid;
    }

    .topic-section {
        page-break-inside: avoid;
        border-bottom: 1px solid #ccc;
    }
}