/* Reset et styles de base */
:root {
    --primary-color: #2c3e50;
    --secondary-color: #1976d2;
    --accent-color: #3498db;
    --light-gray: #f8f9fa;
    --dark-gray: #343a40;
    --text-color: #333;
    --text-light: #6c757d;
    --white: #ffffff;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--white);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: var(--transition);
}

a:hover {
    color: var(--secondary-color);
}

img {
    max-width: 100%;
    height: auto;
}

/* Boutons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 600;
    text-align: center;
    transition: var(--transition);
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
}

.btn:hover {
    background-color: #1565c0;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

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

/* En-tête */
header {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
}

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

.logo img {
    height: 50px;
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 30px;
}

nav ul li a {
    font-weight: 500;
    color: var(--text-color);
    position: relative;
    padding: 5px 0;
}

nav ul li a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background-color: var(--secondary-color);
    bottom: 0;
    left: 0;
    transition: var(--transition);
}

nav ul li a:hover::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Bannière de page */
.page-banner {
    background-size: cover;
    background-position: center;
    color: var(--white);
    padding: 180px 0 100px;
    text-align: center;
    position: relative;
    margin-top: 80px;
}

.page-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 1;
}

.page-banner .container {
    position: relative;
    z-index: 2;
}

.page-banner h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.page-banner p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto;
}

/* Section Services */
.services {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-title h2::after {
    content: '';
    position: absolute;
    width: 60%;
    height: 3px;
    background-color: var(--secondary-color);
    bottom: -10px;
    left: 20%;
}

.section-title p {
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.service-card {
    background: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    text-align: center;
    padding: 40px 25px;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.service-icon {
    width: 80px;
    height: 80px;
    background-color: rgba(25, 118, 210, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
}

.service-icon i {
    font-size: 2rem;
    color: var(--secondary-color);
}

.service-card h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
}

.service-card p {
    color: var(--text-light);
    margin-bottom: 20px;
}

/* Section CTA */
.cta {
    background-color: var(--primary-color);
    color: var(--white);
    text-align: center;
    padding: 80px 0;
}

.cta h2 {
    font-size: 2.2rem;
    margin-bottom: 20px;
}

.cta p {
    max-width: 700px;
    margin: 0 auto 30px;
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Pied de page */
footer {
    background-color: var(--dark-gray);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-column h3 {
    color: var(--white);
    margin-bottom: 25px;
    font-size: 1.3rem;
    position: relative;
    padding-bottom: 10px;
}

.footer-column h3::after {
    content: '';
    position: absolute;
    width: 50px;
    height: 2px;
    background-color: var(--secondary-color);
    bottom: 0;
    left: 0;
}

.footer-column p {
    margin-bottom: 20px;
    opacity: 0.8;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 12px;
}

.footer-column ul li a {
    color: var(--white);
    opacity: 0.8;
    transition: var(--transition);
}

.footer-column ul li a:hover {
    opacity: 1;
    padding-left: 5px;
}

.footer-column i {
    margin-right: 10px;
    color: var(--secondary-color);
    width: 20px;
    text-align: center;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
    opacity: 0.7;
}

/* Page Service */
.service-page {
    padding: 80px 0;
}

.service-content {
    max-width: 900px;
    margin: 0 auto;
}

.service-content h2 {
    color: var(--primary-color);
    margin-bottom: 30px;
    text-align: center;
    font-size: 2.2rem;
}

.service-content > p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 50px;
    text-align: center;
    color: var(--text-light);
}

.service-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin: 50px 0;
}

.feature {
    text-align: center;
    padding: 30px 20px;
    background-color: var(--light-gray);
    border-radius: 8px;
    transition: var(--transition);
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.feature i {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.feature h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
}

/* Page Biens Immobiliers */
.properties-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin: 40px 0;
}

.property-card {
    border: 1px solid #e1e1e1;
    border-radius: 8px;
    overflow: hidden;
    transition: var(--transition);
}

.property-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.property-image {
    height: 200px;
    background-size: cover;
    background-position: center;
    position: relative;
}

.property-tag {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--primary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    font-size: 0.9rem;
}

.property-details {
    padding: 1.5rem;
}

.property-price {
    font-size: 1.5rem;
    color: var(--primary-color);
    font-weight: bold;
    margin: 0.5rem 0;
}

.property-features {
    display: flex;
    gap: 1.5rem;
    margin: 1rem 0;
    color: var(--text-light);
}

.feature {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filters {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 2rem;
}

.filter-group {
    margin-bottom: 1rem;
}

.filter-group h4 {
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.filter-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: flex-end;
}

.form-control {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 0.7em top 50%;
    background-size: 1em auto;
    padding-right: 2.5em;
}

.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
}

.pagination a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid #ddd;
    border-radius: 4px;
    color: var(--text-color);
    transition: var(--transition);
}

.pagination a:hover,
.pagination a.active {
    background-color: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
}

/* Responsive */
@media (max-width: 992px) {
    .container {
        padding: 0 30px;
    }
    
    .page-banner h1 {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    
    nav {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: var(--white);
        transition: var(--transition);
        padding: 30px 0;
        overflow-y: auto;
    }
    
    nav.open {
        left: 0;
    }
    
    nav ul {
        flex-direction: column;
        align-items: center;
    }
    
    nav ul li {
        margin: 15px 0;
    }
    
    .page-banner {
        padding: 150px 0 80px;
    }
    
    .page-banner h1 {
        font-size: 2rem;
    }
    
    .section-title h2 {
        font-size: 2rem;
    }
    
    .filter-row {
        flex-direction: column;
    }
    
    .filter-group {
        width: 100%;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 15px;
    }
    
    .page-banner h1 {
        font-size: 1.8rem;
    }
    
    .section-title h2 {
        font-size: 1.8rem;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 0.8rem;
    }
}