/* Style général */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

body {
    background-color: #f4f4f4;
    color: #333;
    line-height: 1.6;
}

.container {
    width: 80%;
    margin: auto;
    max-width: 1200px;
}

/* Header */
header {
    background-color: #333;
    padding: 20px 0;
}

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

header .logo a {
    color: #fff;
    text-decoration: none;
    font-size: 24px;
    font-weight: bold;
}

header ul {
    list-style: none;
}

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

header ul li a {
    color: #fff;
    text-decoration: none;
}

header ul li a:hover {
    color: #e0e0e0;
}

/* Hero Section */
.hero {
    background: url('https://www.sts-it.com/assets/hero-bg.jpg') no-repeat center center/cover;
    color: #fff;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.hero h1 {
    font-size: 48px;
    margin-bottom: 20px;
}

.hero p {
    font-size: 18px;
    margin-bottom: 30px;
}

.hero .btn {
    background-color: #ff6700;
    color: #fff;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 5px;
}

.hero .btn:hover {
    background-color: #e05d00;
}

/* Services Section */
.services {
    padding: 60px 0;
    background-color: #fff;
}

.services h2 {
    text-align: center;
    margin-bottom: 40px;
}

.service-grid {
    display: flex;
    justify-content: space-around;
}

.service-item {
    background-color: #f9f9f9;
    padding: 20px;
    text-align: center;
    border-radius: 10px;
    width: 30%;
}

.service-item h3 {
    margin-bottom: 20px;
}

.service-item p {
    font-size: 16px;
}

/* About Section */
.about {
    padding: 60px 0;
    background-color: #f4f4f4;
    text-align: center;
}

.about h2 {
    margin-bottom: 20px;
}

.about p {
    font-size: 18px;
    width: 80%;
    margin: auto;
    line-height: 1.8;
}

/* Contact Section */
.contact {
    padding: 60px 0;
    background-color: #333;
    color: #fff;
    text-align: center;
}

.contact h2 {
    margin-bottom: 20px;
}

.contact p {
    font-size: 18px;
    margin-bottom: 30px;
}

.contact .btn {
    background-color: #ff6700;
    color: #fff;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 5px;
}

.contact .btn:hover {
    background-color: #e05d00;
}

/* Footer */
footer {
    background-color: #222;
    color: #ccc;
    text-align: center;
    padding: 20px 0;
}

footer a {
    color: #ff6700;
    text-decoration: none;
}

footer a:hover {
    color: #e05d00;
}

footer p {
    margin: 10px 0;
}

footer a {
    color: #ff6700;
    text-decoration: none;
}

footer a:hover {
    color: #e05d00;
}

/* Ajout d'un style spécifique pour la promo */
.service-item.promo {
    background-color: #fff0e6;
    border: 2px solid #ff6700;
}

.service-item.promo h3 {
    color: #ff6700;
    margin-bottom: 10px;
}

.service-item.promo .highlight {
    font-weight: bold;
    color: #ff6700;
    margin: 10px 0;
}

/* Bouton spécifique pour l'offre */
.btn-offer {
    background-color: #ff6700;
    color: #fff;
    padding: 10px 15px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    display: inline-block;
    margin-top: 10px;
}

.btn-offer:hover {
    background-color: #e05d00;
}