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

body {
    font-family: Arial, sans-serif;
    background: #f5f5f5f5;
    padding-bottom: 100px;
    overflow-x: hidden;
}

/* Hero Section - Écran d'accueil */
.hero-section {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #08bdd2 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 999;
    transition: all 0.8s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.hero-content {
    text-align: center;
    color: white;
    opacity: 0;
    transform: translateY(30px);
    transition: all 1s ease;
    padding: 20px;
}

.hero-title {
    font-size: 4rem;
    margin-bottom: 20px;
    animation: fadeInUp 1s ease forwards;
    animation-delay: 0.3s;
    opacity: 0;
    text-shadow: 2px 2px 10px rgba(0,0,0,0.3);
}

.hero-subtitle {
    font-size: 2.5rem;
    margin-bottom: 20px;
    animation: fadeInUp 1s ease forwards;
    animation-delay: 0.6s;
    opacity: 0;
    font-weight: 300;
}

.hero-text {
    font-size: 1.5rem;
    margin-bottom: 15px;
    animation: fadeInUp 1s ease forwards;
    animation-delay: 0.9s;
    opacity: 0;
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 40px;
    animation: fadeInUp 1s ease forwards;
    animation-delay: 1.2s;
    opacity: 0;
    font-weight: 300;
}

.scroll-indicator {
    animation: fadeInUp 1s ease forwards, bounce 2s ease infinite;
    animation-delay: 1.5s;
    opacity: 0;
    margin-top: 50px;
}

.scroll-indicator span {
    font-size: 3rem;
    display: block;
    margin-bottom: 10px;
}

.scroll-indicator p {
    font-size: 1rem;
    font-weight: 300;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* Contenu principal */
.main-content {
    position: relative;
    margin-top: 100vh;
    background: #f5f5f5f5;
    transition: margin-top 0.3s ease-out;
}

header {
    background: #4a90e2;
    color: white;
    padding: 40px;
    text-align: center;
}

#google {
    padding: 10px 20px;
    background-color: #4a90e2;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    background-color: #357ABD;
}

.btn-cv {
    padding: 10px 20px;
    background-color: #4a90e2;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
}

.btn-cv:hover {
    background-color: #357ABD;
}

section {
    margin: 40px auto;
    width: 90%;
}

h2 {
    text-align: center;
    margin-bottom: 20px;
}

.projet, .competence, .contact, .lien {
    background: white;
    padding: 20px;
    margin: 20px auto;
    border-radius: 10px;
    box-shadow: 0px 2px 6px rgba(0,0,0,0.1);
}

footer {
    background: #333;
    color: rgb(255, 255, 255);
    text-align: center;
    padding: 20px;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
}

footer ul {
    list-style: none;
    display: flex;
    justify-content: center;
    padding: 0;
    margin: 0;
    gap: 20px;
}

footer ul li a {
    color: white;
    text-decoration: none;
    padding: 5px 10px;
}

footer ul li a:hover {
    color: lightgray;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.8rem;
    }
    
    .hero-text {
        font-size: 1.2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
}