/* RESET & BASES */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: 'Inter', sans-serif;
    color: #ffffff;
    background-color: #041e42;
}
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* HEADER */
.main-header {
    background-color: rgba(4, 30, 66, 0.95);
    padding: 20px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}
.main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo-text {
    font-family: 'Cinzel', serif;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 2px;
    background: linear-gradient(135deg, #ffffff 0%, #b5b8bd 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.main-nav a {
    color: #e5e7eb;
    text-decoration: none;
    margin-left: 25px;
    font-size: 0.95rem;
    transition: color 0.3s;
}
.main-nav a:hover {
    color: #ffffff;
}
.btn-client {
    border: 1px solid #ffffff;
    padding: 8px 16px;
    border-radius: 4px;
}

/* HERO SECTION */
.hero-section {
    background: radial-gradient(circle, #0a3370 0%, #041e42 100%);
    padding: 100px 0;
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
.hero-content h1 {
    font-family: 'Cinzel', serif;
    font-size: 2.5rem;
    margin-bottom: 25px;
    line-height: 1.3;
}
.hero-content p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto 20px auto;
    color: #d1d5db;
    line-height: 1.6;
}
.hero-content .sub-text {
    font-size: 1rem;
    color: #9ca3af;
    margin-bottom: 40px;
}
.btn-primary {
    display: inline-block;
    background: linear-gradient(135deg, #ffffff 0%, #d1d5db 100%);
    color: #041e42;
    padding: 14px 30px;
    text-decoration: none;
    font-weight: 600;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

/* GRILLE TARIFAIRE */
.services-section {
    padding: 80px 0;
    background-color: #031733;
}
.services-section h2 {
    font-family: 'Cinzel', serif;
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 10px;
}
.info-engagement {
    text-align: center;
    color: #9ca3af;
    font-size: 0.9rem;
    margin-bottom: 50px;
    font-style: italic;
}
.price-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}
.price-card {
    background-color: #041e42;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 30px;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s, border-color 0.3s;
    cursor: pointer;
}
.price-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.3);
}
.price-card h3 {
    font-family: 'Cinzel', serif;
    font-size: 1.4rem;
    margin-bottom: 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 10px;
}
.price-card .price {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 25px;
}
.price-card .price span {
    font-size: 0.9rem;
    color: #9ca3af;
    font-weight: 400;
}
.price-card ul {
    list-style: none;
    margin-bottom: 30px;
    flex-grow: 1;
}
.price-card ul li {
    font-size: 0.9rem;
    color: #cbd5e1;
    margin-bottom: 12px;
    position: relative;
    padding-left: 15px;
}
.price-card ul li::before {
    content: "•";
    color: #ffffff;
    position: absolute;
    left: 0;
}
.btn-subscribe {
    display: block;
    width: 100%;
    background: transparent;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.4);
    color: #ffffff;
    padding: 10px;
    text-decoration: none;
    border-radius: 4px;
    font-size: 0.9rem;
    font-weight: 600;
    transition: background 0.3s, color 0.3s;
    cursor: pointer;
}
.price-card:hover .btn-subscribe {
    background: #ffffff;
    color: #041e42;
}

/* FORMULAIRE CONTAINER */
.checkout-container {
    background-color: #041e42;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 40px;
    margin-top: 50px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}
.checkout-container h3 {
    font-family: 'Cinzel', serif;
    margin-bottom: 25px;
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 15px;
}
.form-group {
    margin-bottom: 20px;
}
.form-group label {
    display: block;
    font-size: 0.9rem;
    margin-bottom: 8px;
    color: #cbd5e1;
}
.form-group input[type="text"],
.form-group input[type="email"] {
    width: 100%;
    padding: 12px;
    border-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background-color: #031733;
    color: #ffffff;
    font-family: 'Inter', sans-serif;
}
.form-group input[type="file"] {
    display: block;
    width: 100%;
    padding: 10px;
    background-color: #031733;
    border-radius: 4px;
    border: 1px dashed rgba(255, 255, 255, 0.3);
    color: #cbd5e1;
}