/* Style global */
body {
    font-family: 'Roboto', sans-serif; /* Police élégante et moderne */
    margin: 0;
    padding: 0;
    line-height: 1.6;
    color: #333; /* Couleur de texte neutre */
    background-color: #fafafa; /* Fond très clair */
    overflow-x: hidden;
}

.container {
    width: 85%;
    margin: 0 auto;
    padding: 20px;
    max-width: 1200px;
}

/* Navigation */
header {
    background: #fff; /* Fond blanc */
    color: #333;
    padding: 15px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05); /* Ombre subtile */
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

header h1 {
    float: left;
    margin: 0;
    font-size: 1.8rem;
    font-weight: bold;
    color: #222; /* Couleur neutre et élégante */
}

header nav {
    float: right;
}

header ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

header ul li {
    display: inline;
    margin-left: 20px;
}

header ul li a {
    color: #333;
    text-decoration: none;
    font-size: 1rem;
    padding-bottom: 5px;
    border-bottom: 2px solid transparent;
    transition: all 0.3s ease;
}

header ul li a:hover {
    border-bottom: 2px solid #ff6347; /* Couleur chaude pour le hover */
}

/* Hero Section */
.hero {
    background: url('hero-bg.jpg') no-repeat center center/cover;
    color: #fff;
    padding: 200px 0; /* Grande section héroïque */
    text-align: center;
    background-size: cover;
    position: relative;
}

.hero:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5); /* Overlay pour lisibilité */
    z-index: -1;
}

.hero h2 {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 20px;
    letter-spacing: 2px;
}

.hero p {
    font-size: 1.4rem;
    margin-bottom: 30px;
    max-width: 700px;
    margin: 0 auto;
}

.btn-primary {
    background: #ff6347; /* Couleur d'accentuation plus chaude */
    color: #fff;
    padding: 15px 40px;
    text-decoration: none;
    border-radius: 50px; /* Boutons arrondis pour un style plus doux */
    font-size: 1.2rem;
    text-transform: uppercase;
    transition: background 0.3s ease, transform 0.3s ease;
}

.btn-primary:hover {
    background: #e5533b; /* Légère variation sur hover */
    transform: translateY(-3px); /* Animation subtile de survol */
}

/* About Section */
#about {
    padding: 100px 0;
    background-color: #fff;
}

#about h3 {
    font-size: 2.5rem;
    color: #333;
    text-align: center;
    margin-bottom: 40px;
}

#about p {
    font-size: 1.1rem;
    line-height: 1.8;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    color: #666; /* Texte plus doux */
}

/* Features Section */
#features {
    background: #f4f4f4; /* Légère nuance de gris */
    padding: 100px 0;
}

#features h3 {
    font-size: 2.5rem;
    text-align: center;
    color: #333;
    margin-bottom: 50px;
}

.features-grid {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 40px;
}

.feature-item {
    background: #fff;
    padding: 40px;
    border-radius: 20px; /* Bords arrondis élégants */
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1); /* Ombre plus présente */
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    max-width: 300px;
    margin: 0 auto;
}

.feature-item:hover {
    transform: translateY(-10px); /* Effet de levée sur hover */
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.feature-item h4 {
    font-size: 1.5rem;
    color: #ff6347;
    margin-bottom: 20px;
}

.feature-item p {
    font-size: 1rem;
    color: #666;
    line-height: 1.6;
}

/* Contact Section */
#contact {
    padding: 100px 0;
    background: #fff;
    text-align: center;
}

#contact h3 {
    font-size: 2.5rem;
    color: #333;
    margin-bottom: 40px;
}

#contact p {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 30px;
}

#contact form {
    max-width: 600px;
    margin: 0 auto;
    background: #f9f9f9;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

#contact form input,
#contact form textarea {
    width: 100%;
    padding: 15px;
    margin-bottom: 20px;
    border: 1px solid #ddd;
    border-radius: 10px;
    font-size: 1rem;
}

#contact form button {
    background: #ff6347;
    color: #fff;
    padding: 15px 30px;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: background 0.3s ease, transform 0.3s ease;
    text-transform: uppercase;
    font-size: 1rem;
}

#contact form button:hover {
    background: #e5533b;
    transform: translateY(-3px);
}

/* Footer */
footer {
    background: #333;
    color: #fff;
    text-align: center;
    padding: 20px 0;
    font-size: 1rem;
    margin-top: 50px;
}

footer p {
    margin: 0;
}