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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f9f9f9;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: 80px 0;
}

/* Typographie */
h1, h2, h3, h4 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    color: #1a1a1a;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 50px;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: #4a6fa5;
}

/* Boutons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    font-family: 'Poppins', sans-serif;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background-color: #4a6fa5;
    color: white;
}

.btn-primary:hover {
    background-color: #3a5a8c;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.btn-secondary {
    background-color: transparent;
    color: #4a6fa5;
    border: 2px solid #4a6fa5;
}

.btn-secondary:hover {
    background-color: #4a6fa5;
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* Navigation */
.navbar {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
}

.logo {
    font-family: 'Poppins', sans-serif;
    font-size: 1.8rem;
    font-weight: 700;
    text-decoration: none;
    color: #1a1a1a;
}

.logo span {
    color: #4a6fa5;
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li {
    margin-left: 30px;
}

.nav-links a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: #4a6fa5;
}

.menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Section Hero */
.hero {
    padding-top: 150px;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
}

.hero-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 50px;
}

.hero-text {
    flex: 1;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 10px;
    color: #1a1a1a;
}

.hero-subtitle {
    font-size: 1.8rem;
    color: #4a6fa5;
    margin-bottom: 20px;
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 30px;
    color: #555;
}

.hero-buttons {
    display: flex;
    gap: 15px;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
}

.image-wrapper {
    width: 350px;
    height: 350px;
    border-radius: 50%;
    overflow: hidden;
    border: 8px solid white;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Section À propos */
.about-content {
    display: flex;
    gap: 50px;
    align-items: flex-start;
}

.about-text {
    flex: 2;
}

.about-text p {
    margin-bottom: 20px;
    font-size: 1.1rem;
    line-height: 1.7;
}

.about-info {
    margin-top: 30px;
}

.info-item {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.info-item i {
    font-size: 1.5rem;
    color: #4a6fa5;
    margin-right: 15px;
    width: 30px;
}

.info-item h3 {
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.about-stats {
    flex: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.stat-card {
    background-color: white;
    padding: 25px 20px;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-number {
    font-size: 2.5rem;
    color: #4a6fa5;
    margin-bottom: 5px;
}

.stat-text {
    color: #666;
}

/* Section Compétences */
.skills-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.skills-category {
    background-color: white;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.skills-category h3 {
    color: #4a6fa5;
    margin-bottom: 20px;
    font-size: 1.3rem;
    display: flex;
    align-items: center;
}

.skills-category h3 i {
    margin-right: 10px;
}

.skill {
    margin-bottom: 20px;
}

.skill span {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.skill-bar {
    height: 10px;
    background-color: #e9ecef;
    border-radius: 5px;
    overflow: hidden;
}

.skill-level {
    height: 100%;
    background-color: #4a6fa5;
    border-radius: 5px;
    transition: width 1s ease-in-out;
}

/* Section Projets */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.project-card {
    background-color: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.project-card:hover {
    transform: translateY(-10px);
}

.project-image {
    height: 200px;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.project-card:hover .project-image img {
    transform: scale(1.05);
}

.project-content {
    padding: 25px;
}

.project-content h3 {
    margin-bottom: 10px;
    font-size: 1.4rem;
}

.project-content p {
    color: #666;
    margin-bottom: 20px;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 20px;
}

.project-tags span {
    background-color: #e9f0f7;
    color: #4a6fa5;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

.project-link {
    color: #4a6fa5;
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
}

.project-link i {
    margin-left: 8px;
    transition: transform 0.3s ease;
}

.project-link:hover i {
    transform: translateX(5px);
}

/* Section Expérience */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: #4a6fa5;
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
    padding-left: 80px;
}

.timeline-date {
    position: absolute;
    left: 0;
    top: 0;
    background-color: #4a6fa5;
    color: white;
    padding: 8px 15px;
    border-radius: 4px;
    font-weight: 500;
    width: 130px;
    text-align: center;
}

.timeline-content {
    background-color: white;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.timeline-content h3 {
    color: #4a6fa5;
    margin-bottom: 5px;
}

.timeline-content h4 {
    color: #777;
    font-weight: 500;
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.timeline-content ul {
    padding-left: 20px;
}

.timeline-content li {
    margin-bottom: 8px;
}

/* Section Contact */
.contact-content {
    display: flex;
    gap: 50px;
}

.contact-info {
    flex: 1;
}

.contact-info h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: #1a1a1a;
}

.contact-info p {
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.contact-details {
    margin-bottom: 30px;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.contact-item i {
    font-size: 1.3rem;
    color: #4a6fa5;
    margin-right: 15px;
    width: 30px;
}

.contact-item h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background-color: #4a6fa5;
    color: white;
    border-radius: 50%;
    text-decoration: none;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background-color: #3a5a8c;
    transform: translateY(-3px);
}

.contact-form {
    flex: 1;
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: 'Roboto', sans-serif;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #4a6fa5;
}

/* Footer */
.footer {
    background-color: #1a1a1a;
    color: #aaa;
    text-align: center;
    padding: 30px 0;
}

.footer p {
    margin-bottom: 10px;
}

/* Responsive */
@media (max-width: 992px) {
    .hero-content {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .about-content {
        flex-direction: column;
    }
    
    .contact-content {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        flex-direction: column;
        background-color: white;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        transition: left 0.3s ease;
        padding: 20px 0;
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .nav-links li {
        margin: 0;
        text-align: center;
        padding: 15px 0;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .hero-title {
        font-size: 2.8rem;
    }
    
    .hero-subtitle {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        padding-left: 60px;
    }
    
    .timeline-date {
        width: 100px;
        font-size: 0.9rem;
        padding: 6px 10px;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .image-wrapper {
        width: 280px;
        height: 280px;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
    }
}