:root {
    --primary-color: #005A9C; /* Bleu France */
    --secondary-color: #3A3A3A; /* Gris foncé pour le texte */
    --background-color: #f4f4f9;
    --white-color: #FFFFFF;
    --accent-color: #E1000F; /* Rouge France pour les accents */
}

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: var(--background-color);
    color: var(--secondary-color);
}

.container {
    max-width: 1100px;
    margin: auto;
    overflow: hidden;
    padding: 0 20px;
}

h1, h2, h3 {
     font-family: 'Titillium Web', sans-serif;
     font-weight: 700;
}

/* Header */
header {
    background: var(--white-color);
    padding: 1rem 0;
    border-bottom: 3px solid var(--primary-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header .logo {
    display: flex;
    align-items: center;
}

header .logo img {
    height: 50px;
    margin-right: 15px;
}

header h1 {
    color: var(--primary-color);
    margin: 0;
    font-size: 1.5rem;
    line-height: 1.2;
}

header h1 .subtitle {
    font-size: 1rem;
    color: var(--secondary-color);
    font-weight: 600;
}

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

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

header nav a {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 700;
    transition: color 0.3s ease;
}

header nav a:hover {
    color: var(--primary-color);
}

/* Hero Section */
#hero {
    background: url('hero-background.png') no-repeat center center/cover;
    color: var(--white-color);
    height: 60vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
}

#hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
}

.hero-content h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.cta-button {
    background: var(--primary-color);
    color: var(--white-color);
    padding: 12px 25px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 700;
    transition: background-color 0.3s ease, transform 0.2s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.cta-button:hover {
    background: #004170; /* Un bleu plus foncé */
    transform: translateY(-2px);
}

/* Sections */
section {
    padding: 60px 0;
}

section h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2.5rem;
    color: var(--primary-color);
}

/* Service Cards */
.service-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.card {
    background: var(--white-color);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0,0,0,0.15);
}

.card h3 {
    color: var(--primary-color);
    margin-top: 0;
}

/* Tarifs Section */
#tarifs {
    background: var(--white-color);
    text-align: center;
}

.price-item {
    font-size: 1.2rem;
    margin: 10px 0;
}

.small-print {
    font-size: 0.9rem;
    color: #666;
    margin-top: 20px;
}

/* Contact Section */
#contact {
    background-color: var(--background-color);
}

#contact-form {
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
}

#contact-form input, #contact-form textarea {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    border-radius: 5px;
    border: 1px solid #ddd;
    font-family: 'Roboto', sans-serif;
    font-size: 1rem;
}

#contact-form button {
    width: auto;
    align-self: center;
}

#form-feedback {
    text-align: center;
    margin-top: 20px;
    font-weight: bold;
}

/* Footer */
footer {
    background: var(--secondary-color);
    color: var(--white-color);
    text-align: center;
    padding: 20px 0;
}

footer p {
    margin: 5px 0;
}

/* Responsive */
@media(max-width: 768px) {
    header .container {
        flex-direction: column;
    }
    header h1 {
        font-size: 1.2rem;
        text-align: center;
    }
    header nav ul {
        margin-top: 10px;
    }
    header nav ul li {
        margin: 0 10px;
    }
    .hero-content h2 {
        font-size: 2.2rem;
    }
}