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

:root {
    --primary-dark: #0a0a14;
    --secondary-dark: #121225;
    --accent-blue: #4a4af0;
    --accent-purple: #8a2be2;
    --accent-violet: #6a0dad;
    --text-primary: #ffffff;
    --text-secondary: #b8b8d1;
    --text-muted: #8a8aa8;
    --border-color: rgba(255, 255, 255, 0.1);
    --card-bg: rgba(30, 30, 60, 0.6);
    --gradient-primary: linear-gradient(135deg, #4a4af0 0%, #8a2be2 100%);
    --gradient-secondary: linear-gradient(135deg, #6a0dad 0%, #4a4af0 100%);
    --gradient-dark: linear-gradient(135deg, #0a0a14 0%, #121225 100%);
    --shadow-glow: 0 0 20px rgba(74, 74, 240, 0.3);
    --transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', 'Segoe UI', Arial, sans-serif;
    background: var(--gradient-dark);
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.6;
    font-weight: 400;
}

.cursor-follower {
    position: fixed;
    width: 20px;
    height: 20px;
    background: var(--gradient-primary);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    mix-blend-mode: difference;
    transition: transform 0.1s ease;
    opacity: 0.7;
}

.particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-section {
    position: relative;
    min-height: 100vh;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 80%, rgba(74, 74, 240, 0.15) 0%, transparent 50%), 
                radial-gradient(circle at 80% 20%, rgba(138, 43, 226, 0.15) 0%, transparent 50%);
    z-index: -1;
}

.floating-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: var(--gradient-primary);
    opacity: 0.1;
    animation: float 8s ease-in-out infinite;
}

.shape-1 {
    width: 100px;
    height: 100px;
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 150px;
    height: 150px;
    top: 60%;
    right: 10%;
    animation-delay: -2s;
}

.shape-3 {
    width: 80px;
    height: 80px;
    bottom: 20%;
    left: 20%;
    animation-delay: -4s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
    }
}

.main-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
    z-index: 2;
    padding: 0 20px;
    width: 100%;
    max-width: 800px;
}

.profile-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2.5rem;
}

.profile-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;

    image-rendering: pixelated;
    image-rendering: -moz-crisp-edges;
}

.photo-frame {
    position: relative;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: var(--shadow-glow);
    transition: var(--transition);
    border: 3px solid transparent;
    background: var(--gradient-primary);
    padding: 4px;
}

.photo-frame:hover {
    transform: scale(1.05) rotate(5deg);
    box-shadow: 0 0 30px rgba(74, 74, 240, 0.5);
}

.photo-placeholder {
    width: 100%;
    height: 100%;
    background: var(--secondary-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    position: relative;
    z-index: 0;
    border-radius: 50%;
}

.photo-text {
    text-align: center;
    padding: 1rem;
    font-weight: 500;
}

.photo-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(74, 74, 240, 0.3), transparent 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    border-radius: 50%;
}

.photo-frame:hover .photo-glow {
    opacity: 1;
}

.hero-text {
    text-align: center;
}

.main-title {
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 700;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
    font-family: 'Playfair Display', serif;
}

.name-highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.subtitle {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    font-weight: 400;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 2rem;
    font-weight: 300;
}

.hero-contact {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 1rem;
    transition: var(--transition);
}

.contact-item:hover {
    color: var(--text-primary);
    transform: translateY(-2px);
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: var(--text-muted);
    z-index: 2;
    animation: bounce 2s infinite;
    cursor: pointer;
}

.chevron {
    font-size: 2rem;
    transition: var(--transition);
}

.scroll-indicator:hover .chevron {
    color: var(--accent-blue);
    transform: translateY(5px);
}

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

.content-section {
    background: var(--primary-dark);
    padding: 0;
    position: relative;
    z-index: 1;
}

.content-block {
    padding: 6rem 0;
    position: relative;
}

.content-block:nth-child(even) {
    background: var(--secondary-dark);
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 2rem;
}

.text-content {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.text-content.visible {
    opacity: 1;
    transform: translateY(0);
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-primary);
    font-weight: 600;
    position: relative;
    display: flex;
    align-items: center;
    gap: 1rem;
    font-family: 'Playfair Display', serif;
}

.title-number {
    font-size: 1.5rem;
    color: var(--accent-blue);
    font-weight: 700;
    opacity: 0.7;
}

.section-text {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 800px;
}

.about-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.highlight-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--card-bg);
    border-radius: 12px;
    transition: var(--transition);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
}

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

.highlight-icon {
    font-size: 2rem;
    margin-top: 0.2rem;
}

.highlight-content h3 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.highlight-content p {
    color: var(--text-secondary);
    margin: 0;
    font-size: 0.95rem;
}

.timeline {
    position: relative;
    margin-top: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gradient-primary);
    border-radius: 1px;
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    padding-left: 80px;
}

.timeline-date {
    font-size: 0.9rem;
    color: var(--accent-blue);
    margin-bottom: 0.5rem;
    font-weight: 600;
    letter-spacing: 0.05em;
}

.timeline-content {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 1.5rem;
    transition: var(--transition);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.timeline-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--gradient-primary);
}

.timeline-content:hover {
    transform: translateX(10px);
    border-color: var(--accent-blue);
    box-shadow: var(--shadow-glow);
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.timeline-header h3 {
    color: var(--text-primary);
    font-size: 1.3rem;
    font-weight: 600;
}

.timeline-badge {
    background: var(--gradient-primary);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.timeline-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
}

.timeline-dot {
    position: absolute;
    left: 23px;
    top: 10px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--gradient-primary);
    border: 3px solid var(--primary-dark);
    box-shadow: 0 0 0 2px var(--accent-blue);
    display: flex;
    align-items: center;
    justify-content: center;
}

.dot-inner {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--text-primary);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.5);
        opacity: 0.7;
    }
}

.education-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.education-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 2rem;
    transition: var(--transition);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.education-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-blue);
    box-shadow: var(--shadow-glow);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.education-date {
    font-weight: 600;
    color: var(--accent-blue);
    font-size: 1rem;
}

.education-badge {
    background: var(--gradient-primary);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.card-content {
    flex-grow: 1;
}

.card-content h3 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 1.4rem;
    font-weight: 600;
}

.education-subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    font-weight: 500;
}

.card-content ul {
    list-style-type: none;
    padding-left: 0;
}

.card-content li {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 1rem;
}

.card-content li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent-blue);
    font-weight: bold;
}

.card-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 12px;
    background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(74, 74, 240, 0.15), transparent 60%);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
    pointer-events: none;
}

.education-card:hover .card-glow {
    opacity: 1;
}

.skills-container {
    margin-top: 2rem;
}

.skills-category {
    margin-bottom: 3rem;
}

.skills-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
    font-weight: 600;
}

.skills-icon {
    font-size: 1.5rem;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.skill-item {
    margin-bottom: 1rem;
}

.skill-name {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
}

.skill-bar {
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.skill-progress {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 4px;
    width: 0;
    transition: width 1.5s ease-in-out;
    position: relative;
}

.skill-progress::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    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%);
    }
}

.skills-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.skill-tag {
    background: rgba(74, 74, 240, 0.2);
    color: var(--text-primary);
    padding: 0.6rem 1.2rem;
    border-radius: 20px;
    font-size: 0.9rem;
    border: 1px solid rgba(74, 74, 240, 0.3);
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.skill-tag:hover {
    background: rgba(74, 74, 240, 0.4);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(74, 74, 240, 0.3);
}

.languages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.language-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: var(--card-bg);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.language-item:hover {
    border-color: var(--accent-blue);
    transform: translateY(-3px);
}

.language-name {
    color: var(--text-primary);
    font-weight: 500;
}

.language-level {
    color: var(--accent-blue);
    font-weight: 600;
}

.projects-showcase {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.project-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 2rem;
    transition: var(--transition);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.project-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-blue);
    box-shadow: var(--shadow-glow);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.project-header h3 {
    color: var(--text-primary);
    font-size: 1.3rem;
    font-weight: 600;
}

.project-year {
    background: var(--gradient-primary);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.project-domain {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.project-description {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 1.5rem;
}

.project-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.project-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.project-tag {
    background: rgba(74, 74, 240, 0.2);
    color: var(--accent-blue);
    padding: 0.3rem 0.8rem;
    border-radius: 12px;
    font-size: 0.8rem;
    border: 1px solid rgba(74, 74, 240, 0.3);
}

.project-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 12px;
    background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(74, 74, 240, 0.15), transparent 60%);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
    pointer-events: none;
}

.project-card:hover .project-glow {
    opacity: 1;
}

.section-cta {
    margin-top: 3rem;
    text-align: center;
}

.cta-button {
    background: var(--gradient-primary);
    border: none;
    color: white;
    padding: 1rem 2.5rem;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(74, 74, 240, 0.4);
}

.button-glow {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.5s ease;
}

.cta-button:hover .button-glow {
    left: 100%;
}

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

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

/* Responsive */
@media (max-width: 968px) {
    .container {
        padding: 0 1.5rem;
    }
    
    .content-block {
        padding: 4rem 0;
    }
    
    .about-highlights {
        grid-template-columns: 1fr;
    }
    
    .projects-showcase {
        grid-template-columns: 1fr;
    }
    
    .education-cards {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline-item {
        padding-left: 60px;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-dot {
        left: 13px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    .content-block {
        padding: 3rem 0;
    }
    
    .photo-frame {
        width: 150px;
        height: 150px;
    }
    
    .section-title {
        font-size: 2rem;
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .hero-contact {
        flex-direction: column;
        gap: 1rem;
    }
    
    .timeline-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .card-header {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .content-block {
        padding: 2rem 0;
    }
    
    .main-title {
        font-size: 2.5rem;
    }
    
    .subtitle {
        font-size: 1.2rem;
    }
    
    .hero-section {
        padding: 1rem;
    }
    
    .timeline-item {
        padding-left: 50px;
    }
    
    .timeline::before {
        left: 15px;
    }
    
    .timeline-dot {
        left: 8px;
    }
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}