/* ------------------------------
   GLOBAL
------------------------------ */
* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Open Sans', sans-serif;
    color: #1F3A5F;
    background: #ffffff;
    line-height: 1.6;
}

h1, h2, h3 {
    font-family: 'Montserrat', sans-serif;
    margin-top: 0;
}

a {
    text-decoration: none;
    color: inherit;
}

/* ------------------------------
   HEADER
------------------------------ */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 40px;
    background: white;
    border-bottom: 1px solid #eee;
    position: sticky;
    top: 0;
    z-index: 10;
}

/* --- LOGO --- */
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo img {
    height: 100px; /* Ajuste la taille ici */
    width: auto;
    display: block;
}

.logo span {
    font-size: 1.6rem;
    font-weight: 700;
}


nav a {
    margin-left: 20px;
    color: #1F3A5F;
    font-weight: 600;
    transition: 0.2s;
}

nav a:hover {
    color: #F4A300;
}

/* ------------------------------
   HERO
------------------------------ */
.hero {
    background: url('chantier.jpg') center/cover no-repeat;
    color: white;
    text-align: center;
    padding: 150px 20px;
    position: relative;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.45);
}

.hero-content {
    position: relative;
    z-index: 2;
    display: inline-block;
    padding: 40px 60px;
    border-radius: 8px;
}

/* ------------------------------
   BUTTONS
------------------------------ */
.btn {
    background: #F4A300;
    padding: 12px 25px;
    color: white;
    border-radius: 4px;
    font-weight: bold;
    display: inline-block;
    margin-top: 20px;
    transition: 0.2s;
}

.btn:hover {
    background: #d98c00;
}

/* ------------------------------
   SERVICES
------------------------------ */
.services {
    padding: 60px 40px;
    background: #F2F2F2;
    text-align: center;
}

.grid {
    display: flex;
    gap: 20px;
    margin-top: 30px;
    flex-wrap: wrap;
    justify-content: center;
}

.card {
    background: white;
    padding: 30px;
    flex: 1;
    min-width: 260px;
    max-width: 350px;
    border-radius: 6px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
    transition: 0.2s;
}

.card:hover {
    transform: translateY(-4px);
}

/* ------------------------------
   CTA
------------------------------ */
.cta {
    text-align: center;
    padding: 60px 20px;
}

/* ------------------------------
   CONTACT (VERSION COLONNE)
------------------------------ */
.contact {
    padding: 60px 20px;
}

.contact-centered {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.contact-column {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 500px;
    width: 100%;
    gap: 30px;
    margin-top: 30px;
}

.info {
    width: 100%;
    background: #F2F2F2;
    padding: 20px;
    border-radius: 6px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.05);
}

.form {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

input, textarea {
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1rem;
}

textarea {
    height: 150px;
    resize: vertical;
}

/* ------------------------------
   FOOTER
------------------------------ */
footer {
    text-align: center;
    padding: 20px;
    background: #1F3A5F;
    color: white;
    margin-top: 40px;
}