/* ========================================
   RESET ET VARIABLES
   ======================================== */

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

:root {
    /* Palette de couleurs V-tools */
    --primary-color: #28f29c;
    --primary-dark: #20c27d;
    --secondary-color: #28f29c;
    --text-dark: #ffffff;
    --text-light: #b5b6b7;
    --bg-dark: #0b0d11;
    --bg-card: #151820;
    --white: #ffffff;
    --border-color: rgba(181, 182, 183, 0.1);
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.4);

    /* Typographie */
    --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-heading: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;

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

body {
    font-family: var(--font-main);
    color: var(--text-dark);
    line-height: 1.7;
    background: var(--bg-dark);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ========================================
   HEADER NAVIGATION
   ======================================== */

.header {
    background: var(--bg-dark);
    padding: 20px 30px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
    border-bottom: 1px solid rgba(181, 182, 183, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 30px;
}

.logo {
    max-width: 160px;
    height: auto;
    display: block;
    flex-shrink: 0;
}

.nav-menu {
    display: flex;
    gap: 35px;
    align-items: center;
    flex-grow: 1;
    justify-content: center;
}

.nav-link {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    position: relative;
    padding: 8px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

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

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

.btn-cta {
    display: inline-block;
    padding: 12px 24px;
    background: var(--primary-color);
    color: var(--bg-dark);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 700;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(40, 242, 156, 0.3);
    white-space: nowrap;
    flex-shrink: 0;
}

.btn-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(40, 242, 156, 0.5);
    background: var(--primary-dark);
}

/* ========================================
   FIL D'ARIANE (BREADCRUMB)
   ======================================== */

.breadcrumb {
    background: var(--bg-card);
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border-color);
}

.breadcrumb .container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
}

.breadcrumb a {
    color: var(--text-light);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.breadcrumb .separator {
    color: var(--text-light);
    opacity: 0.5;
}

.breadcrumb .current {
    color: var(--white);
    font-weight: 500;
}

/* ========================================
   ARTICLE PRINCIPAL
   ======================================== */

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

.article-content {
    max-width: 800px;
    margin: 0 auto;
    background: var(--bg-card);
    border-radius: 12px;
    padding: var(--spacing-xl);
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

/* En-tête de l'article */
.article-header {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--border-color);
}

.article-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.article-date {
    color: var(--text-light);
    font-size: 0.875rem;
    font-weight: 500;
}

.article-category {
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.tag-tech {
    background-color: #dbeafe;
    color: #1e40af;
}

.reading-time {
    color: var(--text-light);
    font-size: 0.875rem;
}

.article-title {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--white);
}

.article-intro {
    font-size: 1.125rem;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.article-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 2px solid var(--primary-color);
}

.author-info {
    display: flex;
    flex-direction: column;
}

.author-name {
    font-weight: 600;
    color: var(--white);
}

.author-role {
    font-size: 0.875rem;
    color: var(--text-light);
}

/* Image principale */
.article-featured-image {
    margin: 0 0 var(--spacing-xl) 0;
    border-radius: 12px;
    overflow: hidden;
}

.article-featured-image img {
    width: 100%;
    height: auto;
    display: block;
}

.article-featured-image figcaption {
    padding: var(--spacing-sm);
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-light);
    font-style: italic;
    background: rgba(0, 0, 0, 0.2);
}

/* Corps de l'article */
.article-body {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--text-light);
}

.article-body h2 {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--white);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
}

.article-body h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--white);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.article-body h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--white);
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.article-body p {
    margin-bottom: var(--spacing-md);
}

.article-body strong {
    color: var(--white);
    font-weight: 600;
}

.article-body em {
    font-style: italic;
    color: var(--primary-color);
}

.article-body a {
    color: var(--primary-color);
    text-decoration: underline;
    transition: opacity 0.3s ease;
}

.article-body a:hover {
    opacity: 0.8;
}

/* Listes */
.article-body ul,
.article-body ol {
    margin: var(--spacing-md) 0;
    padding-left: 1.5rem;
}

.article-body li {
    margin-bottom: var(--spacing-sm);
    color: var(--text-light);
}

.article-body li strong {
    color: var(--white);
}

/* Citation */
.article-quote {
    margin: var(--spacing-xl) 0;
    padding: var(--spacing-lg);
    background: rgba(40, 242, 156, 0.05);
    border-left: 4px solid var(--primary-color);
    border-radius: 8px;
    font-size: 1.125rem;
    font-style: italic;
    color: var(--white);
}

.article-quote cite {
    display: block;
    margin-top: var(--spacing-sm);
    font-size: 0.9375rem;
    font-style: normal;
    color: var(--text-light);
}

/* Encadré mise en avant */
.article-highlight {
    margin: var(--spacing-lg) 0;
    padding: var(--spacing-lg);
    background: var(--bg-dark);
    border: 2px solid var(--primary-color);
    border-radius: 12px;
}

.article-highlight h4 {
    margin-top: 0;
    color: var(--primary-color);
}

/* Statistiques */
.article-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-xl) 0;
    padding: var(--spacing-lg);
    background: var(--bg-dark);
    border-radius: 12px;
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md);
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-light);
}

/* CTA V-tools dans l'article */
.article-cta {
    margin: var(--spacing-xl) 0;
    padding: 0;
}

.cta-content {
    background: linear-gradient(135deg, rgba(40, 242, 156, 0.1) 0%, rgba(32, 194, 125, 0.05) 100%);
    border: 2px solid var(--primary-color);
    border-radius: 16px;
    padding: var(--spacing-xl);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-content::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(40, 242, 156, 0.1) 0%, transparent 70%);
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

.cta-content > * {
    position: relative;
    z-index: 1;
}

.cta-content h3 {
    font-size: 1.75rem;
    color: var(--white);
    margin: 0 0 var(--spacing-md) 0;
    font-weight: 800;
}

.cta-content > p {
    font-size: 1.0625rem;
    color: var(--text-light);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.cta-promo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.promo-badge {
    display: inline-block;
    background: var(--primary-color);
    color: var(--bg-dark);
    padding: 0.5rem 1.5rem;
    border-radius: 2rem;
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.promo-code-box {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    background: var(--bg-dark);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.promo-code {
    font-size: 2rem;
    font-weight: 900;
    color: var(--primary-color);
    letter-spacing: 3px;
    font-family: 'Courier New', monospace;
}

.promo-discount {
    font-size: 1rem;
    color: var(--text-light);
    font-weight: 600;
}

.cta-button {
    display: inline-block;
    padding: 18px 40px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    text-decoration: none;
    border-radius: 12px;
    font-weight: 800;
    font-size: 1.125rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(40, 242, 156, 0.4);
    margin-bottom: var(--spacing-md);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(40, 242, 156, 0.6);
}

.cta-note {
    font-size: 0.875rem;
    color: var(--text-light);
    margin: 0;
    font-weight: 600;
}

/* Footer de l'article */
.article-footer {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 2px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.article-tags {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

.tag-label {
    font-weight: 600;
    color: var(--text-light);
}

.article-tag {
    padding: 0.375rem 0.75rem;
    background: var(--bg-dark);
    color: var(--text-light);
    text-decoration: none;
    border-radius: 1rem;
    font-size: 0.875rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.article-tag:hover {
    background: var(--primary-color);
    color: var(--bg-dark);
    border-color: var(--primary-color);
}

.article-share {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.share-label {
    font-weight: 600;
    color: var(--text-light);
    margin-right: var(--spacing-xs);
}

.share-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s ease;
}

.share-twitter {
    background: #1DA1F2;
    color: white;
}

.share-linkedin {
    background: #0A66C2;
    color: white;
}

.share-facebook {
    background: #1877F2;
    color: white;
}

.share-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* ========================================
   ARTICLES CONNEXES
   ======================================== */

.related-articles {
    max-width: 800px;
    margin: var(--spacing-xl) auto 0;
}

.related-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

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

.related-card {
    background: var(--bg-card);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.related-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(40, 242, 156, 0.15);
    border-color: var(--primary-color);
}

.related-card a {
    text-decoration: none;
    color: inherit;
    display: block;
}

.related-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

.related-content {
    padding: var(--spacing-md);
}

.related-content h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: var(--spacing-xs);
    line-height: 1.4;
}

.related-content time {
    font-size: 0.875rem;
    color: var(--text-light);
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
    background-color: var(--bg-card);
    color: var(--white);
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-xl);
    text-align: center;
    border-top: 1px solid var(--border-color);
}

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

.footer-inspiration {
    margin-top: 10px;
    font-size: 0.9rem;
    color: var(--text-light);
}

.footer-inspiration a {
    color: var(--primary-color);
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.footer-inspiration a:hover {
    opacity: 0.8;
    text-decoration: underline;
}

.footer-links {
    margin-top: 20px;
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.8;
    transition: all 0.3s ease;
}

.footer-links a:hover {
    opacity: 1;
    color: var(--primary-color);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 768px) {
    .header {
        padding: 15px 20px;
    }

    .header-container {
        gap: 15px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .logo {
        max-width: 140px;
        order: 1;
        margin: 0 auto;
    }

    .nav-menu {
        order: 3;
        width: 100%;
        justify-content: center;
        gap: 15px;
        flex-wrap: wrap;
        padding-top: 10px;
        border-top: 1px solid rgba(181, 182, 183, 0.1);
    }

    .nav-link {
        font-size: 0.85rem;
        padding: 5px 0;
    }

    .btn-cta {
        order: 2;
        padding: 10px 20px;
        font-size: 0.9rem;
    }

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

    .article-title {
        font-size: 2rem;
    }

    .article-body h2 {
        font-size: 1.5rem;
    }

    .article-body h3 {
        font-size: 1.25rem;
    }

    .article-footer {
        flex-direction: column;
        align-items: flex-start;
    }

    .cta-content {
        padding: var(--spacing-lg);
    }

    .cta-content h3 {
        font-size: 1.5rem;
    }

    .promo-code-box {
        flex-direction: column;
        gap: var(--spacing-xs);
        text-align: center;
    }

    .promo-code {
        font-size: 1.75rem;
    }

    .cta-button {
        width: 100%;
        padding: 16px 30px;
    }

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

    .footer-links {
        flex-direction: column;
        gap: 15px;
    }
}

@media (max-width: 480px) {
    .header {
        padding: 12px 15px;
    }

    .logo {
        max-width: 110px;
    }

    .breadcrumb .current {
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

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

    .article-title {
        font-size: 1.75rem;
    }

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

    .article-stats {
        grid-template-columns: 1fr;
    }

    .cta-content {
        padding: var(--spacing-md);
    }

    .cta-content h3 {
        font-size: 1.25rem;
    }

    .promo-code {
        font-size: 1.5rem;
        letter-spacing: 2px;
    }

    .cta-button {
        font-size: 1rem;
        padding: 14px 24px;
    }
}