/* ============================================
   BLOG STYLES - Cohérent avec le portfolio
   ============================================ */

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #10b981;
    --text: #0f172a;
    --text-light: #64748b;
    --bg: #ffffff;
    --bg-alt: #f8fafc;
    --border: #e2e8f0;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
}

/* Navigation */
.blog-nav {
    background: white;
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.blog-nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.blog-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text);
}

.blog-logo-icon {
    font-size: 1.5rem;
}

.blog-logo-text h1 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text);
}

.blog-logo-text p {
    font-size: 0.875rem;
    color: var(--text-light);
}

.blog-nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.blog-nav-link {
    text-decoration: none;
    color: var(--text-light);
    font-weight: 500;
    transition: color 0.3s;
}

.blog-nav-link:hover {
    color: var(--primary);
}

.blog-nav-link.active {
    color: var(--primary);
}

/* Header Blog */
.blog-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 4rem 2rem;
    text-align: center;
}

.blog-header-content {
    max-width: 800px;
    margin: 0 auto;
}

.blog-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.blog-header p {
    font-size: 1.125rem;
    opacity: 0.9;
    line-height: 1.7;
}

/* Container */
.blog-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem 2rem;
}

/* Articles Grid */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

/* Article Card */
.article-card {
    background: white;
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.article-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.1);
    border-color: var(--primary);
}

.article-card-header {
    padding: 1.5rem;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-bottom: 1px solid var(--border);
}

.article-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: 0.75rem;
}

.article-date,
.article-reading-time {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.article-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

.article-card-body {
    padding: 1.5rem;
    flex-grow: 1;
}

.article-excerpt {
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.article-tag {
    background: var(--bg-alt);
    color: var(--primary);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
}

.article-card-footer {
    padding: 0 1.5rem 1.5rem;
}

.read-more-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--primary);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    width: 100%;
    justify-content: center;
}

.read-more-btn:hover {
    background: var(--primary-dark);
    transform: translateX(4px);
}

/* Article Page */
.article-page {
    max-width: 800px;
    margin: 0 auto;
    padding: 3rem 2rem;
}

.back-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    margin-bottom: 2rem;
    transition: color 0.3s;
}

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

.article-header-page {
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid var(--border);
}

.article-header-page h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.article-meta-page {
    display: flex;
    gap: 2rem;
    font-size: 0.9rem;
    color: var(--text-light);
}

.article-content {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text);
}

.article-content h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin: 2.5rem 0 1rem;
    color: var(--text);
}

.article-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 2rem 0 1rem;
    color: var(--text);
}

.article-content p {
    margin-bottom: 1.5rem;
}

.article-content ul,
.article-content ol {
    margin: 1.5rem 0;
    padding-left: 2rem;
}

.article-content li {
    margin-bottom: 0.75rem;
}

.article-content strong {
    color: var(--text);
    font-weight: 600;
}

.article-content a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
}

.article-content a:hover {
    text-decoration: underline;
}

.article-footer {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 2px solid var(--border);
}

.article-footer-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.share-section h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text);
}

.share-buttons {
    display: flex;
    gap: 1rem;
}

.share-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
}

.share-btn.linkedin {
    background: #0077b5;
    color: white;
}

.share-btn.linkedin:hover {
    background: #006097;
}

.share-btn.twitter {
    background: #1da1f2;
    color: white;
}

.share-btn.twitter:hover {
    background: #1a8cd8;
}

/* Footer */
.blog-footer {
    background: var(--text);
    color: white;
    padding: 2rem;
    text-align: center;
    margin-top: 4rem;
}

.blog-footer p {
    opacity: 0.8;
}

.blog-footer a {
    color: var(--primary);
    text-decoration: none;
}

.blog-footer a:hover {
    text-decoration: underline;
}

/* Footer - Même design que le portfolio */
.footer {
    background: #0f172a;
    color: #94a3b8;
    padding: 60px 24px 30px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand {
    font-family: 'Inter', sans-serif;
    font-size: 20px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 8px;
}

.footer-tagline {
    font-size: 14px;
    color: #94a3b8;
}

.footer-links {
    display: flex;
    gap: 60px;
}

.footer-section-title {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #64748b;
    margin-bottom: 16px;
}

.footer-section a {
    display: block;
    color: #94a3b8;
    text-decoration: none;
    font-size: 14px;
    padding: 6px 0;
    transition: color 0.2s;
}

.footer-section a:hover {
    color: #ffffff;
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 30px;
    border-top: 1px solid #334155;
    text-align: center;
    font-size: 13px;
}

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

    .articles-grid {
        grid-template-columns: 1fr;
    }

    .article-header-page h1 {
        font-size: 2rem;
    }

    .article-content {
        font-size: 1rem;
    }

    .blog-nav-links {
        gap: 1rem;
    }

    .share-buttons {
        flex-direction: column;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .footer-links {
        flex-direction: column;
        gap: 30px;
    }
}