/* =====================================================
   Eruditeness - Styles
   A scholarly, elegant design for intellectual pursuits
   ===================================================== */

/* CSS Reset & Base Styles */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Color Palette - Scholarly & Elegant */
    --color-primary: #1a365d;
    --color-primary-light: #2c5282;
    --color-primary-dark: #0f2440;
    --color-accent: #c9a227;
    --color-accent-light: #d4b545;
    --color-text: #2d3748;
    --color-text-light: #4a5568;
    --color-text-muted: #718096;
    --color-bg: #fffef9;
    --color-bg-alt: #f7f5f0;
    --color-bg-card: #ffffff;
    --color-border: #e2e0d8;

    /* Typography */
    --font-heading: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 5rem;

    /* Container */
    --container-max: 1200px;
    --container-padding: 1.5rem;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-bg);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-primary);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 2.75rem); margin-bottom: var(--spacing-md); }
h3 { font-size: clamp(1.5rem, 3vw, 1.75rem); margin-bottom: var(--spacing-sm); }

p {
    margin-bottom: var(--spacing-sm);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-accent);
}

/* Container */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* =====================================================
   Header & Navigation
   ===================================================== */
.site-header {
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar {
    padding: var(--spacing-sm) 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.logo:hover {
    color: var(--color-primary);
}

.logo-icon {
    font-size: 1.75rem;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-light);
    padding: var(--spacing-xs) 0;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width var(--transition-normal);
}

.nav-links a:hover {
    color: var(--color-primary);
}

.nav-links a:hover::after {
    width: 100%;
}

/* =====================================================
   Hero Section
   ===================================================== */
.hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: #fff;
    padding: var(--spacing-2xl) 0;
    text-align: center;
}

.hero h1 {
    color: #fff;
    margin-bottom: var(--spacing-md);
}

.hero .highlight {
    color: var(--color-accent);
}

.hero-subtitle {
    font-family: var(--font-heading);
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
    font-style: italic;
    opacity: 0.95;
    margin-bottom: var(--spacing-md);
}

.hero-description {
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
    font-size: 1.1rem;
    opacity: 0.9;
}

.cta-button {
    display: inline-block;
    background: var(--color-accent);
    color: var(--color-primary-dark);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-weight: 600;
    border-radius: 4px;
    transition: all var(--transition-fast);
}

.cta-button:hover {
    background: var(--color-accent-light);
    color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* =====================================================
   About Section
   ===================================================== */
.about-section {
    padding: var(--spacing-2xl) 0;
    background: var(--color-bg);
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.about-text p:first-of-type {
    font-size: 1.2rem;
    font-style: italic;
    color: var(--color-text-light);
    border-left: 4px solid var(--color-accent);
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.about-quote {
    background: var(--color-bg-alt);
    padding: var(--spacing-lg);
    border-radius: 8px;
    border-left: 4px solid var(--color-accent);
}

.about-quote blockquote {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-style: italic;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.about-quote cite {
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-style: normal;
    color: var(--color-text-muted);
}

/* =====================================================
   Pillars Section
   ===================================================== */
.pillars-section {
    padding: var(--spacing-2xl) 0;
    background: var(--color-bg-alt);
}

.section-intro {
    font-size: 1.15rem;
    color: var(--color-text-light);
    max-width: 700px;
    margin-bottom: var(--spacing-xl);
}

.pillars-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.pillar-card {
    background: var(--color-bg-card);
    padding: var(--spacing-lg);
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    border: 1px solid var(--color-border);
}

.pillar-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.pillar-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.pillar-card h3 {
    color: var(--color-primary);
}

.pillar-card p {
    color: var(--color-text-light);
    margin-bottom: 0;
}

/* =====================================================
   Resources Section
   ===================================================== */
.resources-section {
    padding: var(--spacing-2xl) 0;
    background: var(--color-bg);
}

.resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.resource-card {
    background: var(--color-bg-card);
    padding: var(--spacing-lg);
    border-radius: 8px;
    border: 1px solid var(--color-border);
    transition: all var(--transition-normal);
}

.resource-card:hover {
    border-color: var(--color-accent);
}

.resource-card.featured {
    grid-column: 1 / -1;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: #fff;
    border: none;
    position: relative;
}

.resource-card.featured h3 {
    color: #fff;
}

.resource-card.featured p {
    opacity: 0.95;
}

.resource-card.featured a {
    color: var(--color-accent-light);
}

.resource-card.featured a:hover {
    color: var(--color-accent);
}

.resource-badge {
    display: inline-block;
    background: var(--color-accent);
    color: var(--color-primary-dark);
    padding: 0.25rem 0.75rem;
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 20px;
    margin-bottom: var(--spacing-sm);
}

.resource-link {
    display: inline-block;
    margin-top: var(--spacing-sm);
    font-weight: 600;
}

/* =====================================================
   Philosophy Section
   ===================================================== */
.philosophy-section {
    padding: var(--spacing-2xl) 0;
    background: var(--color-bg-alt);
}

.philosophy-content {
    display: grid;
    gap: var(--spacing-xl);
}

.philosophy-article {
    background: var(--color-bg-card);
    padding: var(--spacing-lg);
    border-radius: 8px;
    border-left: 4px solid var(--color-accent);
}

.philosophy-article h3 {
    margin-bottom: var(--spacing-sm);
}

.philosophy-article p:last-child {
    margin-bottom: 0;
}

/* =====================================================
   Reading Section
   ===================================================== */
.reading-section {
    padding: var(--spacing-2xl) 0;
    background: var(--color-bg);
}

.reading-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.category {
    padding: var(--spacing-md);
    border-bottom: 2px solid var(--color-border);
}

.category h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
}

.category p {
    color: var(--color-text-light);
    margin-bottom: 0;
    font-size: 0.95rem;
}

.reading-cta {
    background: var(--color-bg-alt);
    padding: var(--spacing-lg);
    border-radius: 8px;
    text-align: center;
}

.reading-cta p {
    margin-bottom: 0;
    font-size: 1.1rem;
}

/* =====================================================
   Contact Section
   ===================================================== */
.contact-section {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: #fff;
}

.contact-section h2 {
    color: #fff;
}

.contact-section .section-intro {
    color: rgba(255, 255, 255, 0.9);
}

.contact-form {
    max-width: 500px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: var(--spacing-sm);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.form-group input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-accent);
}

.form-group select option {
    color: var(--color-text);
}

.submit-button {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--color-accent);
    color: var(--color-primary-dark);
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.submit-button:hover {
    background: var(--color-accent-light);
    transform: translateY(-2px);
}

/* =====================================================
   Footer
   ===================================================== */
.site-footer {
    background: var(--color-primary-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-brand .logo-icon,
.footer-brand .logo-text {
    color: #fff;
}

.footer-brand p {
    margin-top: var(--spacing-sm);
    font-size: 0.95rem;
}

.footer-links h4,
.footer-resources h4 {
    color: #fff;
    font-family: var(--font-body);
    font-size: 1rem;
    margin-bottom: var(--spacing-sm);
}

.footer-links ul,
.footer-resources ul {
    list-style: none;
}

.footer-links li,
.footer-resources li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a,
.footer-resources a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.footer-links a:hover,
.footer-resources a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom p {
    margin-bottom: var(--spacing-xs);
}

/* =====================================================
   Responsive Design
   ===================================================== */
@media (max-width: 900px) {
    .about-content {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-links,
    .footer-resources {
        margin-top: var(--spacing-md);
    }
}

@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--spacing-sm) var(--spacing-md);
    }

    .hero {
        padding: var(--spacing-xl) 0;
    }

    .pillars-grid,
    .resources-grid,
    .reading-categories {
        grid-template-columns: 1fr;
    }

    .resource-card.featured {
        grid-column: 1;
    }
}

/* =====================================================
   Accessibility
   ===================================================== */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}

/* Focus styles for keyboard navigation */
a:focus,
button:focus,
input:focus,
select:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --color-text: #000;
        --color-text-light: #333;
        --color-border: #000;
    }
}

/* =====================================================
   Article Pages
   ===================================================== */
.article-page {
    padding-bottom: var(--spacing-2xl);
}

.article-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: #fff;
    padding: var(--spacing-xl) 0;
    margin-bottom: var(--spacing-xl);
}

.article-header h1 {
    color: #fff;
    margin-bottom: var(--spacing-sm);
}

.article-subtitle {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-style: italic;
    opacity: 0.9;
}

.breadcrumb {
    font-size: 0.9rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.8;
}

.breadcrumb a {
    color: rgba(255, 255, 255, 0.8);
}

.breadcrumb a:hover {
    color: var(--color-accent);
}

.article-content {
    max-width: 800px;
}

.article-content section {
    margin-bottom: var(--spacing-xl);
}

.intro-section .lead {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--color-text-light);
}

/* Styled Lists */
.styled-list {
    margin: var(--spacing-md) 0;
    padding-left: var(--spacing-lg);
}

.styled-list li {
    margin-bottom: var(--spacing-sm);
    line-height: 1.7;
}

/* Callout Boxes */
.callout-box {
    background: var(--color-bg-alt);
    padding: var(--spacing-lg);
    border-radius: 8px;
    margin: var(--spacing-lg) 0;
    border-left: 4px solid var(--color-accent);
}

.callout-box.featured {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: #fff;
    border-left: none;
}

.callout-box.featured h3 {
    color: #fff;
}

.callout-box.featured a {
    color: var(--color-accent-light);
}

.callout-box.featured a:hover {
    color: var(--color-accent);
}

.callout-box h3 {
    margin-bottom: var(--spacing-sm);
}

.callout-box p:last-of-type {
    margin-bottom: var(--spacing-sm);
}

/* Quote Box */
.quote-box {
    background: var(--color-bg-alt);
    padding: var(--spacing-lg);
    border-radius: 8px;
    margin: var(--spacing-lg) 0;
    border-left: 4px solid var(--color-accent);
}

.quote-box blockquote {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-style: italic;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.quote-box cite {
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-style: normal;
    color: var(--color-text-muted);
}

/* Formula Box */
.formula-box {
    background: var(--color-primary);
    color: #fff;
    padding: var(--spacing-lg);
    border-radius: 8px;
    text-align: center;
    margin: var(--spacing-lg) 0;
}

.formula-box p:first-child {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
}

/* Grid Layouts */
.grid-two-col {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
}

.discipline-card,
.profile-card,
.domain-card,
.benefit-card,
.mistake-card,
.challenge-card,
.book-item {
    background: var(--color-bg-card);
    padding: var(--spacing-md);
    border-radius: 8px;
    border: 1px solid var(--color-border);
}

.discipline-card h3,
.profile-card h3,
.domain-card h3,
.benefit-card h3 {
    color: var(--color-primary);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
}

.discipline-card p,
.profile-card p,
.domain-card p,
.benefit-card p {
    color: var(--color-text-light);
    margin-bottom: 0;
    font-size: 0.95rem;
}

/* Benefits/Features Grid */
.benefits-grid,
.mistakes-grid,
.challenges-grid,
.domain-grid,
.polymath-grid,
.discipline-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
}

.mistake-card,
.challenge-card {
    border-left: 3px solid var(--color-accent);
}

/* Books List */
.books-list {
    margin: var(--spacing-md) 0 var(--spacing-xl);
}

.book-item {
    margin-bottom: var(--spacing-md);
}

.book-item h4 {
    color: var(--color-primary);
    font-family: var(--font-heading);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
}

.book-item p {
    margin-bottom: 0;
    color: var(--color-text-light);
}

/* Polymath Cards */
.polymath-card {
    background: var(--color-bg-card);
    padding: var(--spacing-lg);
    border-radius: 8px;
    border: 1px solid var(--color-border);
}

.polymath-card h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.polymath-card p strong {
    color: var(--color-primary);
}

/* CTA Section */
.cta-section {
    background: var(--color-bg-alt);
    padding: var(--spacing-xl);
    border-radius: 8px;
    text-align: center;
    margin: var(--spacing-xl) 0;
}

.cta-section h2 {
    margin-bottom: var(--spacing-md);
}

/* Related Articles */
.related-articles {
    border-top: 1px solid var(--color-border);
    padding-top: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.related-card {
    display: block;
    background: var(--color-bg-card);
    padding: var(--spacing-lg);
    border-radius: 8px;
    border: 1px solid var(--color-border);
    transition: all var(--transition-normal);
    text-decoration: none;
}

.related-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.related-card h3 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
}

.related-card p {
    color: var(--color-text-light);
    margin-bottom: 0;
    font-size: 0.9rem;
}

/* Resource Link */
.resource-link {
    display: inline-block;
    font-weight: 600;
    margin-top: var(--spacing-sm);
}

/* Article Page Responsive */
@media (max-width: 768px) {
    .article-header {
        padding: var(--spacing-lg) 0;
    }

    .article-content {
        padding: 0 var(--spacing-sm);
    }

    .grid-two-col,
    .benefits-grid,
    .mistakes-grid,
    .challenges-grid,
    .domain-grid,
    .polymath-grid,
    .discipline-grid,
    .related-grid {
        grid-template-columns: 1fr;
    }

    .callout-box,
    .quote-box {
        padding: var(--spacing-md);
    }
}