/* ============================================
   VARIABLES CSS - Personnalisation facile
   ============================================ */
:root {
    /* Couleurs principales */
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --secondary-color: #8b5cf6;
    --accent-color: #06b6d4;
    
    /* Couleurs Cardano */
    --cardano-blue: #0033ad;
    --cardano-light: #1fc7d4;
    
    /* Couleurs de texte */
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    
    /* Couleurs de fond */
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-dark: #111827;
    
    /* Espacements */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Typographie */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-base: 16px;
    --font-size-sm: 14px;
    --font-size-lg: 18px;
    --font-size-xl: 24px;
    --font-size-2xl: 32px;
    --font-size-3xl: 48px;
    
    /* Ombres */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Bordures */
    --border-radius: 8px;
    --border-radius-lg: 12px;
}

/* ============================================
   RESET & BASE
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: var(--font-size-base);
}

body {
    font-family: var(--font-family);
    color: var(--text-primary);
    background-color: var(--bg-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition-base);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.navbar .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand a {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition-base);
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-base);
    position: relative;
    padding: var(--spacing-xs) 0;
}

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

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

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

/* Sélecteur de langue */
.language-selector {
    position: relative;
    margin-left: var(--spacing-md);
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 8px 16px;
    background-color: var(--bg-primary);
    border: 2px solid var(--text-light);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition-base);
    font-weight: 500;
    color: var(--text-primary);
}

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

.lang-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background-color: var(--bg-primary);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    min-width: 150px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition-base);
    z-index: 1000;
    overflow: hidden;
}

.lang-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-option {
    display: block;
    width: 100%;
    padding: 12px 16px;
    background: none;
    border: none;
    text-align: left;
    cursor: pointer;
    transition: var(--transition-base);
    color: var(--text-primary);
    font-size: var(--font-size-base);
}

.lang-option:hover {
    background-color: var(--bg-secondary);
    color: var(--primary-color);
}

/* Menu hamburger pour mobile */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    transition: var(--transition-base);
    border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* ============================================
   SECTION HERO (Accueil)
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
    position: relative;
    padding-top: 80px;
}

.hero-content {
    max-width: 800px;
    padding: var(--spacing-md);
}

.hero-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    animation: fadeInUp 0.8s ease;
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
    opacity: 0.9;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-bio {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-lg);
    opacity: 0.85;
    line-height: 1.8;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-md);
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-indicator i {
    font-size: 24px;
    opacity: 0.7;
}

/* ============================================
   BOUTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-base);
    box-shadow: var(--shadow-md);
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border: 2px solid var(--text-light);
}

.btn-secondary:hover {
    background-color: var(--text-primary);
    color: white;
    border-color: var(--text-primary);
}

/* ============================================
   SECTIONS GÉNÉRALES
   ============================================ */
.section {
    padding: var(--spacing-xl) var(--spacing-md);
    background-color: var(--bg-primary);
}

.section-alt {
    background-color: var(--bg-secondary);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
    position: relative;
    padding-bottom: var(--spacing-sm);
    animation: fadeInUp 0.8s ease forwards;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
    animation: slideInLeft 0.8s ease 0.3s both;
}

.section-title::before {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--secondary-color), var(--primary-color));
    border-radius: 2px;
    animation: slideInRight 0.8s ease 0.5s both;
    width: 60px;
}

/* ============================================
   SECTION À PROPOS
   ============================================ */
.about-content {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.about-image {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.profile-placeholder {
    width: 100%;
    aspect-ratio: 1;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 80px;
}

.about-text {
    font-size: var(--font-size-lg);
    line-height: 1.85;
    color: var(--text-secondary);
    text-align: justify;
    text-justify: inter-word;
    hyphens: auto;
    max-width: 42rem;
    padding: var(--spacing-md) 0 var(--spacing-md) var(--spacing-md);
    border-left: 4px solid var(--primary-color);
    background: linear-gradient(to right, rgba(99, 102, 241, 0.04), transparent);
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

.about-text p {
    margin-bottom: var(--spacing-md);
}

.about-text p:last-child {
    margin-bottom: 0;
}

/* Léger surlignage du premier paragraphe pour l’esthétique */
.about-text p:first-of-type {
    color: var(--text-primary);
    font-weight: 500;
}

/* ============================================
   SECTION COMPÉTENCES
   ============================================ */
.skill-category {
    margin-bottom: var(--spacing-lg);
}

.skill-category-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.skill-category-title i {
    color: var(--primary-color);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: var(--spacing-md);
}

.skill-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    min-height: 140px;
    padding: var(--spacing-md) var(--spacing-sm);
    background-color: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.2s ease;
    cursor: default;
    position: relative;
    border: 1px solid transparent;
}

a.skill-item {
    text-decoration: none;
    color: inherit;
    cursor: pointer;
}

.skill-item:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.skill-item--link:hover {
    border-color: rgba(59, 130, 246, 0.25);
}

/* Zone icône : hauteur fixe pour alignement */
.skill-item .skill-item-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    margin-bottom: var(--spacing-sm);
}

.skill-item-icon i {
    font-size: 1.75rem;
    color: var(--primary-color);
}

/* Zone nom : hauteur fixe, texte centré et coupé proprement */
.skill-name {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-primary);
    text-align: center;
    line-height: 1.35;
    min-height: 2.7em;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 0 4px;
    word-break: break-word;
    hyphens: auto;
}

/* Badge pourcentage / Certifié : largeur fixe pour alignement */
.skill-percentage {
    font-size: var(--font-size-xs);
    font-weight: 700;
    color: var(--primary-color);
    background-color: var(--bg-secondary);
    padding: 6px 12px;
    border-radius: 20px;
    min-width: 64px;
    text-align: center;
    margin-top: auto;
    flex-shrink: 0;
    letter-spacing: 0.02em;
}

.skill-item-external {
    position: absolute;
    top: 8px;
    right: 8px;
    font-size: 0.7rem;
    color: var(--text-secondary);
    opacity: 0.5;
    transition: opacity 0.2s ease;
}

.skill-item--link:hover .skill-item-external {
    opacity: 1;
    color: var(--primary-color);
}

/* Mise en avant Cardano */
.cardano-highlight {
    background: linear-gradient(135deg, rgba(0, 51, 173, 0.05), rgba(31, 199, 212, 0.05));
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    border: 2px solid rgba(0, 51, 173, 0.1);
}

.cardano-highlight .skill-category-title i {
    color: var(--cardano-blue);
}

.cardano-highlight .skill-item-icon i {
    color: var(--cardano-blue);
}

/* ============================================
   SECTION PROJETS
   ============================================ */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

.project-card {
    background-color: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.project-card .project-image-wrap {
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background-color: var(--bg-secondary);
}

.project-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    transition: transform 0.4s ease;
}

.project-card:hover .project-image {
    transform: scale(1.03);
}

.project-image-placeholder {
    width: 100%;
    aspect-ratio: 16 / 10;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 48px;
}

.project-content {
    padding: var(--spacing-md);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.project-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.project-description-wrap {
    margin-bottom: var(--spacing-sm);
    flex-grow: 1;
    min-height: 0;
}

.project-description {
    color: var(--text-secondary);
    line-height: 1.65;
    font-size: 0.95rem;
    text-align: justify;
    letter-spacing: 0.01em;
}

.project-description.description-block {
    min-height: 0;
}

.project-description.project-description--collapsed {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.project-description-toggle {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: 6px;
    padding: 0;
    background: none;
    border: none;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--primary-color);
    cursor: pointer;
    transition: color 0.2s ease;
}

.project-description-toggle:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

.project-description-toggle i {
    font-size: 0.75rem;
    transition: transform 0.2s ease;
}

.project-description-toggle.expanded i {
    transform: rotate(180deg);
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.tech-tag {
    padding: 4px 12px;
    background-color: var(--bg-secondary);
    border-radius: 20px;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    font-weight: 500;
}

.project-links {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: auto;
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 8px 16px;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: var(--border-radius);
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: var(--transition-base);
}

.project-link:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
}

.project-link.secondary {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--text-light);
}

.project-link.secondary:hover {
    background-color: var(--text-primary);
    color: white;
}

/* Badge Cardano */
.cardano-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    background-color: var(--cardano-blue);
    color: white;
    border-radius: 12px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    margin-left: var(--spacing-xs);
}

/* ============================================
   SECTION EXPÉRIENCES
   ============================================ */
.experiences-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.experience-item.item-over-limit {
    display: none;
}

.experience-item {
    background-color: var(--bg-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
    transition: var(--transition-base);
    border-left: 3px solid var(--cardano-blue);
}

.experience-item:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transform: translateX(4px);
}

.experience-header {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: var(--spacing-xs);
    margin-bottom: 0.25rem;
}

.experience-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.experience-org {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    font-weight: 500;
}

.experience-period {
    font-size: var(--font-size-sm);
    color: var(--text-light);
    margin-bottom: 0.35rem;
}

.experience-period i {
    margin-right: var(--spacing-xs);
}

.experience-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-size-sm);
    text-align: justify;
    text-justify: inter-word;
    hyphens: auto;
}

.experience-description.description-block .description-para {
    margin-bottom: 0.6em;
}

.experience-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    font-size: var(--font-size-sm);
    transition: var(--transition-base);
}

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

/* ============================================
   SECTION ARTICLES
   ============================================ */
.articles-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.article-item.item-over-limit {
    display: none;
}

.articles-list.expanded .article-item.item-over-limit {
    display: block;
}

.article-item {
    background-color: var(--bg-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
    transition: var(--transition-base);
    border-left: 3px solid var(--primary-color);
}

.article-item:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transform: translateX(4px);
}

.article-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: 0.35rem;
    color: var(--text-primary);
}

.article-title a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-base);
}

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

.article-description {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    line-height: 1.6;
    font-size: var(--font-size-sm);
    text-align: justify;
    text-justify: inter-word;
    hyphens: auto;
}

.article-link {
    font-size: var(--font-size-sm);
}

/* Paragraphes dans les descriptions (articles, projets, expériences) */
.description-block {
    color: inherit;
    line-height: 1.65;
}

.description-block .description-para {
    margin: 0 0 0.75em 0;
}

.description-block .description-para:last-child {
    margin-bottom: 0;
}

/* Justification des descriptions (articles, expériences) */
.article-description.description-block .description-para,
.experience-description.description-block .description-para {
    text-align: justify;
    text-justify: inter-word;
    hyphens: auto;
}

.article-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-base);
    font-size: var(--font-size-sm);
}

.article-link:hover {
    gap: var(--spacing-sm);
    color: var(--primary-dark);
}

/* Bouton Voir plus / Voir moins (articles & expériences) */
.load-more-wrap {
    margin-top: var(--spacing-md);
    text-align: center;
}

.btn-load-more {
    font-size: var(--font-size-sm);
    padding: 0.5rem 1rem;
}

.btn-load-more i {
    margin-right: 0.35rem;
}

/* Pagination (articles & expériences) */
.pagination-wrap {
    margin-top: var(--spacing-lg);
    display: flex;
    justify-content: center;
}

.pagination {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
    justify-content: center;
}

.pagination-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 0.75rem;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    border: 1px solid var(--bg-secondary);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.pagination-btn:hover:not(:disabled) {
    background-color: var(--bg-secondary);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination-btn.active {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: #fff;
}

.pagination-btn.active:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    color: #fff;
}

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

.pagination-pages .pagination-btn {
    min-width: 40px;
}

.pagination-prev i,
.pagination-next i {
    font-size: 0.75em;
}

.pagination-prev {
    margin-right: var(--spacing-sm);
}

.pagination-next {
    margin-left: var(--spacing-sm);
}

/* ============================================
   SECTION CV
   ============================================ */
.cv-content {
    max-width: 900px;
    margin: 0 auto;
}

.cv-actions {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin-bottom: 0;
}

.cv-preview-container {
    margin-top: var(--spacing-md);
    width: 100%;
}

.cv-preview {
    width: 100%;
    height: 600px;
    margin-bottom: 0;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    box-shadow: var(--shadow-lg);
    background-color: var(--bg-secondary);
    position: relative;
}

.cv-preview iframe,
.cv-preview embed {
    width: 100%;
    height: 100%;
    min-height: 500px;
    border: none;
    display: block;
}

.cv-fallback-link {
    margin-top: var(--spacing-sm);
    font-size: 0.9rem;
}
.cv-fallback-link a {
    color: var(--primary);
    text-decoration: underline;
}

/* ============================================
   PANEL D'ADMINISTRATION DES ARTICLES
   ============================================ */
.admin-panel {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    overflow-y: auto;
}

.admin-content {
    background-color: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    border-bottom: 2px solid var(--bg-secondary);
}

.admin-header h2 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.admin-close {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--spacing-xs);
    transition: var(--transition-base);
}

.admin-close:hover {
    color: var(--text-primary);
    transform: rotate(90deg);
}

.admin-body {
    padding: var(--spacing-md);
}

.admin-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    margin-top: var(--spacing-md);
}

.admin-articles-list {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 2px solid var(--bg-secondary);
}

.admin-articles-list h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.admin-article-item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: var(--spacing-md);
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-sm);
    gap: var(--spacing-md);
}

.admin-article-info {
    flex: 1;
}

.admin-article-info strong {
    display: block;
    font-size: var(--font-size-base);
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.admin-article-info p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
    line-height: 1.5;
}

.admin-article-info small {
    font-size: var(--font-size-xs);
    color: var(--text-light);
}

.admin-item-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    flex-shrink: 0;
}

.btn-edit {
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    padding: 8px 12px;
    cursor: pointer;
    transition: var(--transition-base);
    font-size: var(--font-size-sm);
}

.btn-edit:hover {
    background-color: var(--primary-dark);
    transform: scale(1.05);
}

.btn-remove-article {
    background-color: #ef4444;
    color: white;
    border: none;
    border-radius: var(--border-radius);
    padding: 8px 12px;
    cursor: pointer;
    transition: var(--transition-base);
    font-size: var(--font-size-sm);
}

.btn-remove-article:hover {
    background-color: #dc2626;
    transform: scale(1.05);
}

/* ============================================
   TOAST NOTIFICATIONS
   ============================================ */
.toast-container {
    position: fixed;
    bottom: var(--spacing-md);
    right: var(--spacing-md);
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    pointer-events: none;
    max-width: min(400px, calc(100vw - 2 * var(--spacing-md)));
}

.toast {
    position: relative;
    pointer-events: auto;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 14px 18px;
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg), 0 0 0 1px rgba(0, 0, 0, 0.06);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-primary);
    animation: toastSlideIn 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    overflow: hidden;
    cursor: pointer;
}

.toast::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    background: currentColor;
    opacity: 0.35;
    animation: toastProgress var(--toast-duration, 2.5s) linear forwards;
}

.toast.toast--success {
    border-left: 4px solid #10b981;
    color: var(--text-primary);
}

.toast.toast--success .toast-icon {
    color: #10b981;
}

.toast.toast--info {
    border-left: 4px solid var(--primary-color);
}

.toast.toast--info .toast-icon {
    color: var(--primary-color);
}

.toast-icon {
    flex-shrink: 0;
    font-size: 1.25rem;
}

.toast-message {
    flex: 1;
    line-height: 1.4;
}

.toast.toast--out {
    animation: toastSlideOut 0.3s ease forwards;
}

@keyframes toastSlideIn {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes toastSlideOut {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(100%);
    }
}

@keyframes toastProgress {
    from { width: 100%; }
    to { width: 0%; }
}

/* ============================================
   MODAL ADMIN MOT DE PASSE (premium)
   ============================================ */
.admin-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10001;
    padding: var(--spacing-md);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
}

.admin-modal-overlay.admin-modal--open {
    opacity: 1;
    visibility: visible;
}

.admin-modal {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.2), 0 0 0 1px rgba(255, 255, 255, 0.05);
    padding: var(--spacing-lg);
    max-width: 380px;
    width: 100%;
    transform: scale(0.95) translateY(10px);
    transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.admin-modal-overlay.admin-modal--open .admin-modal {
    transform: scale(1) translateY(0);
}

.admin-modal-icon {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    margin-bottom: var(--spacing-md);
}

.admin-modal-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.admin-modal-subtitle {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.45;
}

.admin-modal input[type="password"] {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color, rgba(0,0,0,0.1));
    border-radius: var(--border-radius);
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
    background: var(--bg-secondary);
    color: var(--text-primary);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.admin-modal input[type="password"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.admin-modal-actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: flex-end;
}

.admin-modal-actions .btn {
    padding: 10px 20px;
    font-weight: 500;
}

/* ============================================
   SECTION CONTACT
   ============================================ */
.contact-section .container {
    max-width: 960px;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: var(--spacing-xl);
    align-items: start;
    max-width: 100%;
}

.contact-info-title,
.contact-form-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

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

.contact-info-desc {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.5;
}

.social-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.6rem;
    max-width: 320px;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 44px;
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
    text-decoration: none;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-primary);
    border: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
    transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.social-link:hover {
    color: var(--primary-color);
    border-color: rgba(99, 102, 241, 0.35);
    background: rgba(99, 102, 241, 0.06);
    box-shadow: 0 2px 6px rgba(99, 102, 241, 0.12);
    transform: translateY(-2px);
}

.social-link i {
    font-size: 1.05rem;
    width: 1.25em;
    text-align: center;
    opacity: 0.9;
    flex-shrink: 0;
}

.contact-form-container {
    background: var(--bg-primary);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.contact-form .form-group input,
.contact-form .form-group textarea {
    padding: 0.65rem 0.85rem;
    border: 1px solid var(--text-light);
    border-radius: 6px;
    font-size: var(--font-size-sm);
    background: var(--bg-primary);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.contact-form .form-group input::placeholder,
.contact-form .form-group textarea::placeholder {
    color: var(--text-light);
}

.contact-form .form-group input:focus,
.contact-form .form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.12);
}

.contact-form .form-group textarea {
    min-height: 100px;
    resize: vertical;
}

.contact-form .form-group label {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.btn-contact-submit {
    align-self: flex-start;
    padding: 0.6rem 1.25rem;
    font-size: var(--font-size-sm);
    margin-top: 0.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea {
    padding: 12px;
    border: 2px solid var(--text-light);
    border-radius: var(--border-radius);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    transition: var(--transition-base);
    background-color: var(--bg-primary);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Champs description (articles, projets, expériences) : plus hauts pour les paragraphes */
#articleDescription,
#projectDescription,
#experienceDescription {
    min-height: 160px;
    line-height: 1.5;
}

/* Barre d'outils de formatage (description) */
.description-toolbar {
    display: flex;
    align-items: center;
    gap: 2px;
    margin-bottom: var(--spacing-xs);
    padding: 4px 0;
}

.toolbar-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 32px;
    border: 1px solid var(--text-light);
    border-radius: var(--border-radius);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
}

.toolbar-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.toolbar-btn:active {
    transform: scale(0.96);
}

/* Listes dans les descriptions */
.description-block .description-list {
    margin: 0.5em 0 0.75em 0;
    padding-left: 1.25em;
}

.description-block .description-list li {
    margin-bottom: 0.35em;
    line-height: 1.5;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background-color: var(--bg-dark);
    color: white;
    padding: var(--spacing-md);
    text-align: center;
}

.footer-note {
    margin-top: var(--spacing-xs);
    opacity: 0.7;
    font-size: var(--font-size-sm);
}

.footer-note i {
    color: #ef4444;
}

.footer-admin {
    margin-top: var(--spacing-sm);
    font-size: var(--font-size-sm);
    opacity: 0.6;
}

.footer-admin a {
    color: inherit;
    text-decoration: none;
    transition: opacity var(--transition-fast);
}

.footer-admin a:hover {
    opacity: 1;
    text-decoration: underline;
}

/* ============================================
   ÉTATS DE CHARGEMENT
   ============================================ */
.loading {
    text-align: center;
    padding: var(--spacing-lg);
    color: var(--text-secondary);
    font-size: var(--font-size-lg);
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* Animation de pulsation pour les éléments interactifs */
@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.9;
    }
}

/* Animation de rotation pour les icônes */
@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* Animation de glissement depuis la gauche */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Animation de glissement depuis la droite */
@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Animation de zoom au survol */
@keyframes zoomIn {
    from {
        transform: scale(0.9);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

/* Animation de brillance (shimmer) */
@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

/* Animation de flottement */
@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* Animation de gradient animé */
@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* Animation de fade in avec scale */
@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Classes d'animation pour utilisation */
.animate-on-scroll {
    opacity: 0;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.animated {
    opacity: 1;
}

.fade-in-up {
    animation: fadeInUp 0.8s ease forwards;
}

.slide-in-left {
    animation: slideInLeft 0.8s ease forwards;
}

.slide-in-right {
    animation: slideInRight 0.8s ease forwards;
}

.zoom-in {
    animation: zoomIn 0.6s ease forwards;
}

/* Animation au survol pour les cartes de projets */
.project-card {
    animation: fadeInScale 0.6s ease forwards;
}

.project-card:hover .project-image {
    transform: scale(1.1);
    transition: transform 0.5s ease;
}

/* Animation pour les compétences */
.skill-item {
    animation: fadeInScale 0.5s ease forwards;
}

.skill-item:hover {
    transform: translateY(-8px) scale(1.05);
    box-shadow: var(--shadow-lg);
}

.skill-item:hover .skill-item-icon i {
    animation: pulse 1s ease infinite;
    color: var(--primary-color);
    transform: scale(1.2);
}

/* Animation pour l'image de profil */
.about-image {
    animation: fadeInScale 0.8s ease forwards;
    position: relative;
    overflow: visible;
}

.about-image::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    border: 3px solid var(--primary-color);
    border-radius: var(--border-radius-lg);
    opacity: 0;
    animation: pulse 2s ease infinite;
    pointer-events: none;
}

.about-image:hover::before {
    opacity: 0.3;
}

.about-image img {
    transition: transform 0.5s ease, filter 0.5s ease;
}

.about-image:hover img {
    transform: scale(1.05);
    filter: brightness(1.1);
}

/* Animation pour les boutons */
.btn {
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

/* Animation pour les articles */
.article-item {
    animation: slideInLeft 0.6s ease forwards;
}

.article-item:nth-child(even) {
    animation: slideInRight 0.6s ease forwards;
}

/* Animation de gradient pour le hero */
.hero {
    background: linear-gradient(-45deg, #667eea, #764ba2, #f093fb, #4facfe, #667eea);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
    pointer-events: none;
}

/* Animation pour les icônes sociales (hors section contact) */
#contact .social-link i {
    transition: transform 0.2s ease;
}

#contact .social-link:hover i {
    transform: scale(1.1);
}

.hero .social-link i,
.navbar .social-link i {
    transition: transform 0.3s ease;
}

.hero .social-link:hover i,
.navbar .social-link:hover i {
    transform: rotate(360deg) scale(1.2);
}

/* Animation de chargement pour les projets/articles */
@keyframes skeleton {
    0% {
        background-position: -200px 0;
    }
    100% {
        background-position: calc(200px + 100%) 0;
    }
}

.loading {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200px 100%;
    animation: skeleton 1.5s ease-in-out infinite;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
    /* Navigation mobile */
    .hamburger {
        display: flex;
    }
    
    .language-selector {
        margin-left: var(--spacing-sm);
    }
    
    .lang-btn {
        padding: 6px 12px;
        font-size: var(--font-size-sm);
    }
    
    .lang-dropdown {
        right: 0;
        min-width: 120px;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--bg-primary);
        width: 100%;
        text-align: center;
        transition: var(--transition-base);
        box-shadow: var(--shadow-lg);
        padding: var(--spacing-md) 0;
        gap: 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        width: 100%;
    }
    
    .nav-link {
        display: block;
        padding: var(--spacing-sm);
    }
    
    /* Hero */
    .hero-title {
        font-size: var(--font-size-2xl);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-lg);
    }
    
    .hero-bio {
        font-size: var(--font-size-base);
    }
    
    /* Sections */
    .section {
        padding: var(--spacing-lg) var(--spacing-sm);
    }
    
    .section-title {
        font-size: var(--font-size-xl);
    }
    
    /* À propos */
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .about-image {
        max-width: 300px;
        margin: 0 auto;
    }
    
    .about-text {
        text-align: left;
        max-width: 100%;
        padding-left: var(--spacing-sm);
    }
    
    .about-text p:first-of-type {
        font-weight: 500;
    }
    
    /* Compétences */
    .skills-grid {
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
        gap: var(--spacing-sm);
    }
    
    .skill-item {
        padding: var(--spacing-sm);
    }
    
    .skill-item-icon i {
        font-size: 1.25rem;
    }
    
    .skill-item-external {
        font-size: 0.6rem;
    }
    
    .skill-percentage {
        font-size: 10px;
        padding: 4px 8px;
        min-width: 48px;
    }
    
    /* Pagination */
    .pagination-btn {
        min-width: 36px;
        height: 36px;
        padding: 0 0.5rem;
        font-size: 0.875rem;
    }
    .pagination-pages .pagination-btn {
        min-width: 36px;
    }
    
    /* Projets */
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    /* Contact */
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .contact-form-row {
        grid-template-columns: 1fr;
    }
    
    .contact-form-container {
        padding: var(--spacing-md);
    }
    
    .social-links {
        max-width: 100%;
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* CV */
    .cv-preview {
        height: 400px;
    }
    
    .cv-actions {
        flex-direction: column;
    }
    
    .cv-actions .btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 380px) {
    .social-links {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    :root {
        --font-size-3xl: 36px;
        --font-size-2xl: 28px;
        --font-size-xl: 20px;
    }
    
    .hero {
        padding-top: 100px;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: var(--font-size-sm);
    }
}