/* ========================================
   Variables CSS et Configuration de base
   ======================================== */
:root {
    /* Couleurs principales */
    --bg-primary: #0a0e27;
    --bg-secondary: #0f1429;
    --bg-card: #151a32;
    --bg-hover: #1a2038;
    
    /* Couleur accent - Vert cyber */
    --accent: #00ff88;
    --accent-dark: #00cc6a;
    --accent-light: #66ffbb;
    
    /* Texte */
    --text-primary: #e4e4e7;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;
    
    /* Bordures et séparateurs */
    --border-color: #27272a;
    --border-accent: rgba(0, 255, 136, 0.3);
    
    /* Ombres */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.6);
    --shadow-accent: 0 0 20px rgba(0, 255, 136, 0.3);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ========================================
   Reset et styles de base
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    -webkit-tap-highlight-color: transparent;
}

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

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

/* ========================================
   Navigation
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: var(--transition-base);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
}

.nav-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 2px;
}

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

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 4px;
    transition: var(--transition-fast);
    position: relative;
    display: inline-block;
    min-height: 44px; /* Taille minimale tactile */
    display: flex;
    align-items: center;
    -webkit-tap-highlight-color: transparent;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: var(--transition-base);
    transform: translateX(-50%);
}

.nav-link:hover,
.nav-link:focus {
    color: var(--accent);
    outline: none;
}

.nav-link:hover::after,
.nav-link:focus::after {
    width: 80%;
}

/* Menu burger (mobile) */
.burger {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    padding: 8px;
    background: transparent;
    border: none;
    -webkit-tap-highlight-color: transparent;
    min-width: 44px;
    min-height: 44px;
    align-items: center;
    justify-content: center;
}

.burger:focus {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

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

/* ========================================
   Hero Section
   ======================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

/* Effet de grille animée en arrière-plan */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(0, 255, 136, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 136, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
    pointer-events: none;
}

@keyframes gridMove {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(50px, 50px);
    }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-greeting {
    color: var(--accent);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
    animation: fadeInUp 0.6s ease;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    line-height: 1.2;
    animation: fadeInUp 0.6s ease 0.2s backwards;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    animation: fadeInUp 0.6s ease 0.4s backwards;
}

.hero-description {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 0.6s ease 0.6s backwards;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    animation: fadeInUp 0.6s ease 0.8s backwards;
}

/* Boutons */
.btn {
    padding: 0.875rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-base);
    display: inline-block;
    border: 2px solid transparent;
    cursor: pointer;
    min-height: 44px; /* Taille minimale tactile recommandée */
    display: inline-flex;
    align-items: center;
    justify-content: center;
    -webkit-user-select: none;
    user-select: none;
}

.btn-primary {
    background: var(--accent);
    color: var(--bg-primary);
    box-shadow: var(--shadow-accent);
}

.btn-primary:hover,
.btn-primary:focus {
    background: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(0, 255, 136, 0.5);
    outline: none;
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background: transparent;
    color: var(--accent);
    border-color: var(--accent);
}

.btn-secondary:hover,
.btn-secondary:focus {
    background: rgba(0, 255, 136, 0.1);
    transform: translateY(-2px);
    outline: none;
}

.btn-secondary:active {
    transform: translateY(0);
}

/* Fenêtre de code */
.hero-visual {
    animation: fadeInRight 0.8s ease 0.4s backwards;
}

.code-window {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.window-header {
    background: var(--bg-secondary);
    padding: 0.75rem;
    display: flex;
    gap: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27c93f; }

.window-body {
    padding: var(--spacing-md);
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    line-height: 1.6;
}

.window-body code {
    color: var(--text-secondary);
}

.keyword { color: #ff79c6; }
.class-name { color: #8be9fd; }
.string { color: var(--accent); }

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

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ========================================
   Sections communes
   ======================================== */
section {
    padding: var(--spacing-xl) 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: var(--accent);
}

/* ========================================
   À propos Section
   ======================================== */
.about {
    background: var(--bg-secondary);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-md);
}

.about-text p {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
    line-height: 1.8;
}

.about-text strong {
    color: var(--accent);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-sm);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    transition: var(--transition-base);
}

.stat-item:hover {
    border-color: var(--accent);
    transform: translateY(-5px);
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

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

.info-card {
    background: var(--bg-card);
    padding: var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    transition: var(--transition-base);
}

.info-card:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-accent);
}

.info-card h3 {
    color: var(--accent);
    margin-bottom: var(--spacing-sm);
    font-size: 1.3rem;
}

.info-card p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.info-detail {
    font-size: 0.95rem;
    color: var(--text-muted);
}

.expertise-list {
    list-style: none;
}

.expertise-list li {
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
}

.expertise-list li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-size: 1.2rem;
}

/* ========================================
   Compétences Section
   ======================================== */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.skill-category {
    background: var(--bg-card);
    padding: var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    transition: var(--transition-base);
    cursor: default;
}

.skill-category:hover,
.skill-category:focus-within {
    border-color: var(--accent);
    transform: translateY(-5px);
    box-shadow: var(--shadow-accent);
}

@media (hover: none) {
    .skill-category:hover {
        transform: none;
    }
}

.category-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
}

.category-icon {
    width: 40px;
    height: 40px;
    background: rgba(0, 255, 136, 0.1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.category-icon svg {
    width: 24px;
    height: 24px;
    color: var(--accent);
}

.category-header h3 {
    font-size: 1.3rem;
    color: var(--text-primary);
}

.skill-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.skill-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.skill-name {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.skill-bar {
    height: 8px;
    background: var(--bg-secondary);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.skill-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-dark), var(--accent));
    border-radius: 4px;
    transition: width 1s ease;
    position: relative;
}

.skill-progress::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

/* ========================================
   Projets Section
   ======================================== */
.projects {
    background: var(--bg-secondary);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: var(--spacing-md);
    transition: var(--transition-base);
    cursor: default;
}

.project-card:hover,
.project-card:focus-within {
    border-color: var(--accent);
    transform: translateY(-8px);
    box-shadow: var(--shadow-accent);
}

@media (hover: none) {
    .project-card:hover {
        transform: translateY(-3px);
    }
}

.project-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.project-icon {
    width: 50px;
    height: 50px;
    background: rgba(0, 255, 136, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.project-icon svg {
    width: 28px;
    height: 28px;
    color: var(--accent);
}

.project-header h3 {
    font-size: 1.4rem;
    color: var(--text-primary);
}

.project-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.7;
}

.project-features {
    margin-bottom: var(--spacing-sm);
}

.project-features h4 {
    color: var(--accent);
    font-size: 1rem;
    margin-bottom: var(--spacing-xs);
}

.project-features ul {
    list-style: none;
}

.project-features li {
    color: var(--text-secondary);
    padding: 0.4rem 0;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.95rem;
}

.project-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: bold;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--border-color);
}

.tech-tag {
    background: rgba(0, 255, 136, 0.1);
    color: var(--accent);
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    font-size: 0.85rem;
    border: 1px solid rgba(0, 255, 136, 0.2);
    transition: var(--transition-fast);
}

.tech-tag:hover {
    background: rgba(0, 255, 136, 0.2);
    border-color: var(--accent);
}

/* ========================================
   Contact Section
   ======================================== */
.contact-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.contact-text {
    margin-bottom: var(--spacing-lg);
}

.contact-text p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.contact-item {
    background: var(--bg-card);
    padding: var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: var(--transition-base);
    text-align: left;
}

.contact-item:hover {
    border-color: var(--accent);
    transform: translateY(-5px);
    box-shadow: var(--shadow-accent);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: rgba(0, 255, 136, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    color: var(--accent);
}

.contact-item h4 {
    color: var(--text-primary);
    margin-bottom: 0.3rem;
    font-size: 1.1rem;
}

.contact-item a {
    color: var(--accent);
    text-decoration: none;
    transition: var(--transition-fast);
    word-break: break-word;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
}

.contact-item a:hover,
.contact-item a:focus {
    color: var(--accent-light);
    text-decoration: underline;
    outline: none;
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-md) 0;
}

.footer-content {
    text-align: center;
    color: var(--text-secondary);
}

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

.footer-tagline {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* ========================================
   Responsive Design
   ======================================== */

/* Large Desktop (1400px et plus) */
@media (min-width: 1400px) {
    .container {
        max-width: 1400px;
    }
}

/* Desktop Standard (1200px - 1400px) */
@media (max-width: 1200px) {
    .container {
        max-width: 1000px;
    }
    
    .hero-title {
        font-size: 2.75rem;
    }
}

/* Tablettes Landscape (968px - 1200px) */
@media (max-width: 1024px) {
    :root {
        --spacing-lg: 3.5rem;
        --spacing-xl: 5rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
        max-width: 700px;
        margin-left: auto;
        margin-right: auto;
    }
}

/* Tablettes Portrait (768px - 968px) */
@media (max-width: 968px) {
    :root {
        --spacing-md: 1.5rem;
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .hero-text {
        text-align: center;
    }
    
    .hero-visual {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .about-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-sm);
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .contact-info {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .section-title {
        font-size: 2.25rem;
    }
}

/* Mobile Large (640px - 768px) */
@media (max-width: 768px) {
    :root {
        --spacing-sm: 0.875rem;
        --spacing-md: 1.25rem;
        --spacing-lg: 2.5rem;
        --spacing-xl: 3.5rem;
    }
    
    /* Navigation mobile */
    .navbar .container {
        padding: 0.875rem var(--spacing-sm);
    }
    
    .nav-menu {
        position: fixed;
        top: 65px;
        left: -100%;
        flex-direction: column;
        background: rgba(10, 14, 39, 0.98);
        backdrop-filter: blur(10px);
        width: 100%;
        padding: var(--spacing-md) 0;
        gap: 0;
        transition: var(--transition-base);
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-lg);
        max-height: calc(100vh - 65px);
        overflow-y: auto;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-link {
        padding: var(--spacing-sm) var(--spacing-md);
        display: block;
        border-bottom: 1px solid var(--border-color);
        text-align: center;
    }
    
    .nav-link:last-child {
        border-bottom: none;
    }
    
    .burger {
        display: flex;
        z-index: 1001;
    }
    
    .burger.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }
    
    .burger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .burger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    /* Hero section mobile */
    .hero {
        padding-top: 65px;
        min-height: auto;
        padding-bottom: var(--spacing-lg);
    }
    
    .hero-title {
        font-size: 2rem;
        line-height: 1.3;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
        text-align: center;
        padding: 0.875rem 1.5rem;
    }
    
    .window-body {
        font-size: 0.8rem;
        padding: var(--spacing-sm);
    }
    
    .window-body pre {
        overflow-x: auto;
    }
    
    /* Sections */
    section {
        padding: var(--spacing-lg) 0;
    }
    
    .section-title {
        font-size: 2rem;
        margin-bottom: var(--spacing-md);
    }
    
    .section-title::after {
        width: 60px;
    }
    
    /* À propos */
    .about-text p {
        font-size: 0.95rem;
        margin-bottom: var(--spacing-sm);
    }
    
    .about-stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .stat-number {
        font-size: 1.75rem;
    }
    
    .info-card {
        padding: var(--spacing-sm);
    }
    
    .info-card h3 {
        font-size: 1.2rem;
    }
    
    .expertise-list li {
        font-size: 0.9rem;
        padding: 0.3rem 0;
    }
    
    /* Compétences */
    .skill-category {
        padding: var(--spacing-sm);
    }
    
    .category-header h3 {
        font-size: 1.2rem;
    }
    
    .category-icon {
        width: 35px;
        height: 35px;
    }
    
    .category-icon svg {
        width: 20px;
        height: 20px;
    }
    
    /* Projets */
    .project-card {
        padding: var(--spacing-sm);
    }
    
    .project-header {
        flex-direction: row;
        align-items: center;
        gap: var(--spacing-sm);
    }
    
    .project-header h3 {
        font-size: 1.2rem;
    }
    
    .project-icon {
        width: 45px;
        height: 45px;
    }
    
    .project-icon svg {
        width: 24px;
        height: 24px;
    }
    
    .project-description {
        font-size: 0.95rem;
    }
    
    .project-features li {
        font-size: 0.9rem;
        padding: 0.3rem 0;
    }
    
    .tech-tag {
        font-size: 0.8rem;
        padding: 0.35rem 0.7rem;
    }
    
    /* Contact */
    .contact-text p {
        font-size: 1rem;
    }
    
    .contact-item {
        padding: var(--spacing-sm);
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-sm);
    }
    
    .contact-icon {
        width: 45px;
        height: 45px;
    }
    
    .contact-item h4 {
        font-size: 1rem;
    }
    
    .contact-item a {
        font-size: 0.95rem;
        word-break: break-word;
    }
}

/* Mobile Standard (480px - 640px) */
@media (max-width: 640px) {
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-greeting,
    .hero-description {
        font-size: 0.95rem;
    }
    
    .window-body {
        font-size: 0.75rem;
    }
    
    .project-header {
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
    }
}

/* Mobile Small (moins de 480px) */
@media (max-width: 480px) {
    :root {
        --spacing-xs: 0.375rem;
        --spacing-sm: 0.75rem;
        --spacing-md: 1rem;
        --spacing-lg: 2rem;
        --spacing-xl: 3rem;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    /* Navigation */
    .nav-brand {
        font-size: 1.25rem;
    }
    
    .nav-menu {
        top: 60px;
        max-height: calc(100vh - 60px);
    }
    
    /* Hero */
    .hero-title {
        font-size: 1.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-greeting,
    .hero-description {
        font-size: 0.9rem;
    }
    
    .btn {
        padding: 0.75rem 1.25rem;
        font-size: 0.95rem;
    }
    
    /* Sections */
    .section-title {
        font-size: 1.75rem;
    }
    
    .section-title::after {
        width: 50px;
        height: 2px;
    }
    
    /* Code window */
    .window-header {
        padding: 0.5rem;
    }
    
    .dot {
        width: 10px;
        height: 10px;
    }
    
    .window-body {
        padding: var(--spacing-sm);
        font-size: 0.7rem;
    }
    
    /* À propos */
    .about-text p {
        font-size: 0.9rem;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .stat-label {
        font-size: 0.85rem;
    }
    
    .info-card h3 {
        font-size: 1.1rem;
    }
    
    .info-card p {
        font-size: 0.9rem;
    }
    
    /* Compétences */
    .category-header {
        gap: var(--spacing-xs);
    }
    
    .category-header h3 {
        font-size: 1.1rem;
    }
    
    .skill-name {
        font-size: 0.875rem;
    }
    
    .skill-bar {
        height: 6px;
    }
    
    /* Projets */
    .project-header h3 {
        font-size: 1.1rem;
    }
    
    .project-icon {
        width: 40px;
        height: 40px;
    }
    
    .project-icon svg {
        width: 22px;
        height: 22px;
    }
    
    .project-description,
    .project-features li {
        font-size: 0.875rem;
    }
    
    .project-features h4 {
        font-size: 0.95rem;
    }
    
    .tech-tag {
        font-size: 0.75rem;
        padding: 0.3rem 0.6rem;
    }
    
    /* Contact */
    .contact-text p {
        font-size: 0.95rem;
    }
    
    .contact-icon {
        width: 40px;
        height: 40px;
    }
    
    .contact-icon svg {
        width: 20px;
        height: 20px;
    }
    
    .contact-item h4 {
        font-size: 0.95rem;
    }
    
    .contact-item a {
        font-size: 0.875rem;
    }
    
    /* Footer */
    .footer-content p {
        font-size: 0.875rem;
    }
}

/* Mobile Extra Small (moins de 360px) */
@media (max-width: 360px) {
    :root {
        --spacing-xs: 0.25rem;
        --spacing-sm: 0.5rem;
        --spacing-md: 0.875rem;
        --spacing-lg: 1.75rem;
        --spacing-xl: 2.5rem;
    }
    
    .hero-title {
        font-size: 1.35rem;
    }
    
    .hero-subtitle {
        font-size: 0.95rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .btn {
        padding: 0.625rem 1rem;
        font-size: 0.875rem;
    }
    
    .window-body {
        font-size: 0.65rem;
    }
    
    .project-header {
        gap: var(--spacing-xs);
    }
    
    .project-icon {
        width: 35px;
        height: 35px;
    }
}

/* Landscape mobile (orientation paysage) */
@media (max-height: 600px) and (orientation: landscape) {
    .hero {
        min-height: auto;
        padding: var(--spacing-lg) 0;
    }
    
    section {
        padding: var(--spacing-md) 0;
    }
    
    .hero-title {
        font-size: 1.75rem;
        margin-bottom: var(--spacing-xs);
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-description {
        margin-bottom: var(--spacing-sm);
    }
    
    .window-body {
        padding: var(--spacing-xs);
        max-height: 200px;
        overflow-y: auto;
    }
}

/* Print styles */
@media print {
    .navbar,
    .burger,
    .hero-buttons,
    .footer {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .hero {
        min-height: auto;
        page-break-after: always;
    }
    
    section {
        page-break-inside: avoid;
    }
}

/* Accessibilité - Préférences utilisateur */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Dark mode OS (déjà dark par défaut) */
@media (prefers-color-scheme: light) {
    /* Le portfolio reste en dark mode même si l'OS est en light mode */
    /* Car c'est le thème par défaut du portfolio */
}