:root {
    --couleur-principale: #003366;
    --couleur-secondaire: #BFA77A;
    --couleur-texte: #333333;
    --couleur-fond: #F7F7F7;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Montserrat', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #fff;
    color: var(--couleur-texte);
    line-height: 1.6;
}

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

h1,
h2 {
    text-align: center;
    margin-bottom: 20px;
    color: var(--couleur-principale);
}

section {
    padding: 40px 0;
    scroll-margin-top: 120px;
}

/* <-- bonus scroll-margin-top */
/* --- Skip-link accessibilité --- */
.skip-link {
    position: absolute;
    left: -9999px;
    top: auto;
    width: 1px;
    height: 1px;
    overflow: hidden;
    background: #fff;
    color: #333;
    z-index: 9999;
}

.skip-link:focus {
    left: 20px;
    top: 20px;
    width: auto;
    height: auto;
    padding: 10px 20px;
    border: 2px solid var(--couleur-secondaire);
    border-radius: 5px;
    box-shadow: 0 2px 8px rgba(44, 62, 80, 0.2);
    outline: none;
}

/* --- En-tête et Navigation --- */
header {
    background: #fff;
    color: var(--couleur-principale);
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    border-bottom: 3px solid var(--couleur-secondaire);
}

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

header .logo img {
    height: 70px;
}

header .logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

header nav[aria-label] ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
}

header nav[aria-label] ul li {
    margin-left: 20px;
}

header nav[aria-label] ul li a {
    color: var(--couleur-principale);
    text-decoration: none;
    font-weight: bold;
    font-size: 16px;
    transition: color 0.3s;
    outline-offset: 2px;
}

header nav[aria-label] ul li a:focus {
    outline: 2px dashed var(--couleur-secondaire);
}

header nav[aria-label] ul li a:hover,
header nav[aria-label] ul li a:focus {
    color: var(--couleur-secondaire);
}

main>section:first-child {
    padding-top: 120px;
}

#accueil {
    background: url('../img/hero-background_v2.jpg') no-repeat center center/cover;
    color: #fff;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 20px;
    position: relative;
}

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

#accueil .hero-content {
    position: relative;
    z-index: 1;
}

#accueil h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: #fff;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

#accueil p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.btn {
    display: inline-block;
    background: var(--couleur-secondaire);
    color: #fff;
    padding: 12px 25px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: background 0.3s;
    cursor: pointer;
    outline-offset: 2px;
}

.btn:focus {
    outline: 2px solid var(--couleur-secondaire);
}

.btn:hover,
.btn:focus {
    background: #2980b9;
}

.presentation {
    max-width: 700px;
    margin: 40px auto 0 auto;
    text-align: center;
    font-size: 1.1rem;
    color: #333;
}

.intro-proprietes {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 40px;
}

#proprietes {
    background: var(--couleur-fond);
}

.propriete-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.propriete-grid img {
    width: 100%;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.propriete-description {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.propriete-description h3 {
    color: var(--couleur-secondaire);
    font-size: 1.8rem;
    margin-bottom: 8px;
}

.statut {
    background: #e74c3c;
    color: white;
    padding: 5px 10px;
    border-radius: 5px;
    display: inline-block;
    margin-top: 10px;
    font-weight: bold;
}

#contact {
    text-align: center;
}

#pourquoi ul {
    list-style: disc;
    padding-left: 20px;
    max-width: 700px;
    margin: 0 auto;
}

#pourquoi li {
    margin-bottom: 8px;
}

.contact-info {
    margin-top: 20px;
    font-size: 1.2rem;
}

.contact-info p {
    margin: 10px 0;
}

.contact-info a {
    color: var(--couleur-secondaire);
    text-decoration: none;
    font-weight: bold;
}

.contact-info a:hover,
.contact-info a:focus {
    text-decoration: underline;
}

footer {
    background: var(--couleur-principale);
    color: #fff;
    text-align: center;
    padding: 20px 0;
}

#load-time {
    margin: 10px 0 0 0;
    font-size: 0.8em;
    color: #ccc;
}

/* --- Responsive --- */
@media (max-width: 900px) {
    .propriete-grid {
grid-template-columns: 1fr;
text-align: center;
    }

    .propriete-grid img {
margin-bottom: 20px;
    }
}

@media (max-width: 768px) {
    header .container {
flex-direction: column;
    }

    header nav[aria-label] ul {
margin-top: 10px;
    }

    #accueil h1 {
font-size: 2.2rem;
    }
}

/* --- Responsive ajustements spécifiques mobile/tablette --- */
@media (max-width: 600px) {
    header .container {
flex-direction: column;
padding: 0 8px;
    }

    header .logo img {
        height: 60px;
    }

    header nav[aria-label] ul {
flex-direction: column;
gap: 6px;
margin-top: 4px;
    }

    header nav[aria-label] ul li {
margin: 0 0 6px 0;
    }

    #accueil {
height: auto;
min-height: 70vh;
padding-top: 80px !important;
/* pour compenser header mobile */
padding-bottom: 32px;
    }

    main>section:first-child {
padding-top: 80px !important;
    }

    section {
padding: 20px 0;
scroll-margin-top: 90px;
    }

    #accueil h1 {
font-size: 1.4rem;
margin-bottom: 0.8rem;
    }

    #accueil p {
font-size: 1rem;
margin-bottom: 1.2rem;
    }

    .btn {
padding: 11px 14px;
font-size: 1rem;
width: 100%;
max-width: 320px;
    }

    .presentation {
margin: 24px auto 0 auto;
font-size: 1rem;
padding: 0 8px;
    }

    .propriete-grid {
gap: 20px;
    }

    .propriete-description h3 {
        font-size: 1.2rem;
        margin-bottom: 6px;
    }

    .contact-info {
font-size: 1rem;
    }

    footer {
padding: 14px 0;
    }
}