:root {
    --primary-color: #1a472a;
    --secondary-color: #2ecc71;
    --accent-color: #e74c3c;
    --text-light: #ecf0f1;
    --text-dark: #2c3e50;
    --background-dark: #0f1419;
    --overlay: rgba(0, 0, 0, 0.7);
}

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

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

/* Hero Section avec Background */
.main {
    width: 100%;
    min-height: 100vh;
    background: linear-gradient(135deg, #1a472a 0%, #0f1419 100%);
    position: relative;
    display: flex;
    flex-direction: column;
}

.main::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('bgkkk.png') no-repeat center center;
    background-size: cover;
    opacity: 0.15;
    z-index: 0;
}

/* Navbar améliorée */
.navbar {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 10;
    background: rgba(20, 28, 36, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 2px solid rgba(46, 204, 113, 0.3);
}

.icon {
    display: flex;
    align-items: center;
    gap: 15px;
    transition: transform 0.3s ease;
}

.icon:hover {
    transform: scale(1.05);
}

.icon img {
    height: 60px;
    width: auto;
    filter: drop-shadow(0 0 10px rgba(46, 204, 113, 0.5));
    transition: filter 0.3s ease;
}

.icon:hover img {
    filter: drop-shadow(0 0 20px rgba(46, 204, 113, 0.8));
}

.logo {
    font-size: 1.8em;
    font-weight: bold;
    color: var(--text-light);
    letter-spacing: 2px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

/* Navigation */
.main-nav ul {
    list-style: none;
    display: flex;
    gap: 30px;
    align-items: center;
}

.main-nav a {
    text-decoration: none;
    color: var(--text-light);
    font-size: 1.1em;
    font-weight: 500;
    padding: 10px 20px;
    border-radius: 5px;
    transition: all 0.3s ease;
    position: relative;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--secondary-color);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.main-nav a:hover::after,
.main-nav a.active::after {
    width: 80%;
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--secondary-color);
    background: rgba(46, 204, 113, 0.1);
}

/* Hero Content */
.hero-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 60px 20px;
    position: relative;
    z-index: 5;
}

.hero-content h1 {
    font-size: 3.5em;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #2ecc71, #27ae60);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 1s ease;
}

.hero-content p {
    font-size: 1.5em;
    margin-bottom: 40px;
    color: var(--text-light);
    max-width: 700px;
    animation: fadeInUp 1s ease 0.3s both;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
    animation: fadeInUp 1s ease 0.6s both;
}

.btn {
    padding: 15px 40px;
    font-size: 1.1em;
    font-weight: bold;
    text-decoration: none;
    border-radius: 50px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--secondary-color);
    color: white;
    box-shadow: 0 5px 15px rgba(46, 204, 113, 0.4);
}

.btn-primary:hover {
    background: #27ae60;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(46, 204, 113, 0.6);
}

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

.btn-secondary:hover {
    background: var(--secondary-color);
    color: white;
    transform: translateY(-3px);
}

/* Page Content Section */
.page-content {
    flex: 1;
    position: relative;
    z-index: 5;
    padding: 80px 20px;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.page-header {
    text-align: center;
    margin-bottom: 60px;
}

.page-header h1 {
    font-size: 3em;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #2ecc71, #27ae60);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-header p {
    font-size: 1.3em;
    color: var(--text-light);
    opacity: 0.9;
}

/* About Section */
.about-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.about-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 40px;
    border-radius: 15px;
    border: 1px solid rgba(46, 204, 113, 0.2);
    transition: all 0.3s ease;
}

.about-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--secondary-color);
    box-shadow: 0 10px 30px rgba(46, 204, 113, 0.3);
}

.about-card h3 {
    color: var(--secondary-color);
    font-size: 1.8em;
    margin-bottom: 15px;
}

.about-card p {
    font-size: 1.1em;
    line-height: 1.8;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.service-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 35px;
    border-radius: 15px;
    border: 1px solid rgba(46, 204, 113, 0.2);
    transition: all 0.3s ease;
    text-align: center;
}

.service-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--secondary-color);
    box-shadow: 0 10px 30px rgba(46, 204, 113, 0.3);
}

.service-icon {
    font-size: 3em;
    margin-bottom: 20px;
}

.service-card h3 {
    color: var(--secondary-color);
    font-size: 1.6em;
    margin-bottom: 15px;
}

.service-card p {
    font-size: 1.05em;
    line-height: 1.6;
}

/* Contact Form */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    margin-top: 40px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.info-item {
    background: rgba(255, 255, 255, 0.05);
    padding: 25px;
    border-radius: 10px;
    border-left: 4px solid var(--secondary-color);
}

.info-item h3 {
    color: var(--secondary-color);
    margin-bottom: 10px;
    font-size: 1.4em;
}

.info-item p {
    font-size: 1.1em;
}

.contact-form {
    background: rgba(255, 255, 255, 0.05);
    padding: 40px;
    border-radius: 15px;
    border: 1px solid rgba(46, 204, 113, 0.2);
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--secondary-color);
    font-weight: 500;
    font-size: 1.1em;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid rgba(46, 204, 113, 0.3);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-light);
    font-size: 1em;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
    background: rgba(255, 255, 255, 0.12);
    box-shadow: 0 0 15px rgba(46, 204, 113, 0.3);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.submit-btn {
    width: 100%;
    padding: 15px;
    background: var(--secondary-color);
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 1.2em;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
}

.submit-btn:hover {
    background: #27ae60;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(46, 204, 113, 0.6);
}

/* Footer amélioré */
.site-footer {
    background: var(--background-dark);
    color: var(--text-light);
    text-align: center;
    padding: 30px 20px;
    border-top: 2px solid rgba(46, 204, 113, 0.3);
    position: relative;
    z-index: 5;
}

.site-footer .container {
    max-width: 1200px;
    margin: 0 auto;
}

.site-footer p {
    font-size: 0.95em;
    opacity: 0.8;
}

/* Page visibility */
.page {
    display: none;
}

.page.active {
    display: block;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 968px) {
    .contact-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        gap: 20px;
        padding: 20px;
    }

    .main-nav ul {
        flex-direction: column;
        gap: 15px;
    }

    .hero-content h1,
    .page-header h1 {
        font-size: 2.5em;
    }

    .hero-content p {
        font-size: 1.2em;
    }

    .page-header p {
        font-size: 1.1em;
    }

    .cta-buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
        max-width: 300px;
    }

    .logo {
        font-size: 1.5em;
    }

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

@media (max-width: 480px) {
    .icon img {
        height: 45px;
    }

    .hero-content h1,
    .page-header h1 {
        font-size: 2em;
    }

    .hero-content p {
        font-size: 1em;
    }
}