:root {
    --primary: #113C5C;
    --secondary: #54595F;
    --text: #7A7A7A;
    --accent: #EA642E;
    --orange: #EA642E;
    --dark-blue: #113C5C;
    --light-gray: #EEEEEE;
    --white: #FFFFFF;
    --cream: #FFF7F1;
    --black: #000000;

    --font-primary: "Roboto", sans-serif;
    --font-secondary: "Roboto Slab", sans-serif;
}

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

body {
    font-family: var(--font-primary);
    color: var(--text);
    line-height: 1.6;
    font-size: 16px;
}

/* Header */
header {
    background-color: var(--primary);
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--white);
    text-decoration: none;
    display: flex;
    align-items: center;
}

.logo img {
    height: 50px;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
    align-items: center;
}

nav a {
    text-decoration: none;
    color: var(--white);
    font-weight: 500;
    transition: color 0.3s ease;
}

nav a:hover {
    color: var(--orange);
}

nav a.btn-espace-client {
    background-color: var(--orange);
    color: var(--white);
    padding: 0.6rem 1.5rem;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

nav a.btn-espace-client:hover {
    background-color: #d55722;
}

/* Hero Section */
.hero {
    background: url('../images/header.png') center center/cover no-repeat;
    position: relative;
    color: var(--white);
    padding: 5rem 2rem;
    text-align: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(17, 60, 92, 0.7);
    z-index: 1;
}

.hero * {
    position: relative;
    z-index: 2;
}

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

.hero h1 {
    font-size: 3rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    font-family: var(--font-secondary);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 0.8rem 2rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    display: inline-block;
}

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

.btn-primary:hover {
    background-color: #d55722;
}

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

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

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

/* Section */
.section {
    padding: 4rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--dark-blue);
    margin-bottom: 1rem;
    font-family: var(--font-secondary);
}

.section-subtitle {
    text-align: center;
    color: var(--text);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

/* Cards */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.card {
    background: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card-content {
    padding: 1.5rem;
}

.card-title {
    font-size: 1.5rem;
    color: var(--dark-blue);
    margin-bottom: 1rem;
    font-family: var(--font-secondary);
}

.card-text {
    color: var(--text);
    margin-bottom: 1rem;
}

.card-link {
    color: var(--orange);
    text-decoration: none;
    font-weight: 500;
}

.card-link:hover {
    color: var(--primary);
}

/* Features Section */
.features {
    background-color: var(--light-gray);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-item {
    text-align: center;
    padding: 2rem;
}

.feature-icon {
    width: 80px;
    height: 80px;
    background-color: var(--orange);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--white);
    font-size: 2rem;
}

.feature-title {
    font-size: 1.3rem;
    color: var(--dark-blue);
    margin-bottom: 0.8rem;
    font-weight: 600;
}

.feature-text {
    color: var(--text);
}

/* Product Grid */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.product-card {
    background: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 3px 15px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    text-align: center;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.product-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    background-color: var(--light-gray);
}

.product-header {
    background-color: var(--orange);
    color: var(--white);
    padding: 1rem;
    text-align: center;
    font-weight: 600;
    font-size: 1.2rem;
}

.product-info {
    padding: 1.5rem;
}

.product-name {
    font-size: 1.4rem;
    color: var(--dark-blue);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.product-category {
    color: var(--orange);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    font-weight: 500;
}

.product-description {
    color: var(--text);
    margin-bottom: 1.5rem;
}

/* Form Styles */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--dark-blue);
    font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--orange);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
footer {
    background-color: var(--dark-blue);
    color: var(--white);
    padding: 3rem 2rem 1rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: var(--orange);
    margin-bottom: 1rem;
    font-family: var(--font-secondary);
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.footer-section a:hover {
    opacity: 1;
    color: var(--orange);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 1.5rem;
    text-align: center;
    opacity: 0.7;
}

/* Contact Page Specific */
@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr !important;
    }
}

/* Responsive */
@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 1rem;
    }

    nav ul {
        flex-direction: column;
        gap: 1rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .cards-grid {
        grid-template-columns: 1fr;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .product-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }
}