header.site-header {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
}


.hero-section {
    position: relative;
    height: 75vh; 
    width: 100%;
    overflow: hidden; 
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}


.hero-bg-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover; 
    z-index: 1;
}

/* permet d'ajouter un filtre à l'image */
.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0,36,107,0.3), rgba(0,0,0,0.6));
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3; 
    color: white;
    padding: 0 20px;
    margin-top: 60px; 
}

.hero-content h1 {
    font-family: var(--font-heading); 
    font-size: 3.5rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.hero-content h2 {
    font-family: var(--font-body); 
    font-weight: 300;
    margin-bottom: 20px;
}

.hero-content .underline {
    border-bottom: 2px solid var(--accent-color);
}

/* les cards de prix */
.pricing-section {
    padding: 80px 5%;
    background-color: var(--background-color); 
}

.pricing-grid {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
    max-width: 1200px;
    margin: 0 auto;
}

.price-card {
    background: white;
    flex: 1;
    min-width: 300px;
    max-width: 380px;
    padding: 40px 30px;
    border-radius: 24px; 
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05); 
    text-align: center;
    transition: transform 0.3s ease;
    border: 1px solid rgba(0,0,0,0.02);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

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

.price-card h3 {
    font-family: var(--font-heading);
    color: var(--primary-color);
    font-size: 1.8rem;
    margin-bottom: 5px;
}

.duration {
    font-family: var(--font-body);
    color: #8e8e8e;
    font-weight: bold;
    text-transform: uppercase;
    font-size: 0.9rem;
    margin-bottom: 20px;
    letter-spacing: 1px;
}

.price-card .desc {
    color: var(--text-color);
    font-size: 1.1rem;
    margin-bottom: 30px;
    line-height: 1.5;
}

/* les tag de prix */
.price-tag {
    background-color: #f0f4ff; 
    color: var(--primary-color);
    padding: 15px;
    border-radius: 12px;
    margin-bottom: 30px;
    font-family: var(--font-body);
    font-weight: bold;
}

.price-tag span {
    font-size: 1.4rem;
    font-family: var(--font-heading);
}

/* boutons de cards */
.btn-card {
    display: inline-block;
    padding: 12px 30px;
    border: 2px solid var(--primary-color);
    border-radius: 50px;
    color: var(--primary-color);
    font-family: var(--font-heading);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
}

.btn-card:hover {
    background-color: var(--primary-color);
    color: white;
}

/* disclaimer du bas */
.disclaimer {
    text-align: center;
    margin-top: 50px;
    color: #666;
    font-size: 0.95rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* responsive  */
@media (max-width: 768px) {
    .hero-content h1 { font-size: 2.2rem; }
    .hero-section { height: 60vh; }
    .pricing-grid { flex-direction: column; align-items: center; }
    .price-card { width: 100%; }
}