/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-green: #3D9970;
    --dark-grey: #2c3e50;
    --light-grey: #ecf0f1;
    --text-dark: #34495e;
    --text-light: #7f8c8d;
    --white: #ffffff;
    --shadow: rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
}

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

/* Navigation */
.navbar {
    background-color: var(--dark-grey);
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px var(--shadow);
}

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

.logo {
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--primary-green);
    transition: var(--transition);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-links a:hover {
    color: var(--primary-green);
}

.burger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.burger div {
    width: 25px;
    height: 3px;
    background-color: var(--white);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--dark-grey) 0%, #1a252f 100%);
    color: var(--white);
    padding: 180px 0 120px;
    margin-top: 60px;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.highlight {
    color: var(--primary-green);
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    color: var(--light-grey);
    line-height: 1.8;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 5px;
    transition: var(--transition);
    cursor: pointer;
}

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

.btn-primary:hover {
    background-color: transparent;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(61, 153, 112, 0.3);
}

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

.btn-secondary:hover {
    background-color: var(--white);
    color: var(--dark-grey);
    transform: translateY(-2px);
}

/* Section Styles */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--dark-grey);
    margin-bottom: 1rem;
    font-weight: 700;
}

.underline {
    width: 80px;
    height: 4px;
    background-color: var(--primary-green);
    margin: 0 auto 1.5rem;
}

.section-description {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    background-color: var(--light-grey);
}

.about-text {
    max-width: 900px;
    margin: 0 auto;
}

.lead {
    font-size: 1.3rem;
    color: var(--primary-green);
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.about-text p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    line-height: 1.8;
    color: var(--text-dark);
}

.about-values {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.value-item {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 3px 10px var(--shadow);
    transition: var(--transition);
}

.value-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(61, 153, 112, 0.2);
}

.value-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.value-item h3 {
    color: var(--dark-grey);
    margin-bottom: 0.5rem;
    font-size: 1.3rem;
}

.value-item p {
    color: var(--text-light);
    font-size: 0.95rem;
    margin: 0;
}

/* Services Section */
.services {
    background-color: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background-color: var(--white);
    border: 2px solid var(--light-grey);
    padding: 2.5rem;
    border-radius: 8px;
    transition: var(--transition);
}

.service-card:hover {
    border-color: var(--primary-green);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px var(--shadow);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.service-card h3 {
    color: var(--dark-grey);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.service-card > p {
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.service-features {
    list-style: none;
}

.service-features li {
    color: var(--text-light);
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.service-features li::before {
    content: '✓';
    color: var(--primary-green);
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* Contact Section */
.contact {
    background-color: var(--light-grey);
}

.contact-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    gap: 1.5rem;
    background-color: var(--white);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 3px 10px var(--shadow);
    transition: var(--transition);
}

.contact-item:hover {
    transform: translateX(5px);
    box-shadow: 0 5px 15px rgba(61, 153, 112, 0.2);
}

.contact-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.contact-details h3 {
    color: var(--dark-grey);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.contact-details p {
    color: var(--text-light);
    margin: 0;
}

.contact-details a {
    color: var(--primary-green);
    text-decoration: none;
    transition: var(--transition);
}

.contact-details a:hover {
    text-decoration: underline;
}

.contact-cta {
    background: linear-gradient(135deg, var(--dark-grey) 0%, #1a252f 100%);
    color: var(--white);
    padding: 3rem;
    border-radius: 8px;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    box-shadow: 0 5px 20px var(--shadow);
}

.contact-cta h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.contact-cta p {
    margin-bottom: 2rem;
    line-height: 1.8;
    color: var(--light-grey);
}

/* Footer */
.footer {
    background-color: var(--dark-grey);
    color: var(--white);
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-brand h3 {
    margin-bottom: 0.5rem;
}

.footer-brand p {
    color: var(--light-grey);
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: var(--white);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary-green);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--light-grey);
}

/* Responsive Design */
@media screen and (max-width: 768px) {
    .burger {
        display: flex;
    }

    .nav-links {
        position: fixed;
        right: -100%;
        top: 60px;
        flex-direction: column;
        background-color: var(--dark-grey);
        width: 100%;
        padding: 2rem;
        transition: var(--transition);
        box-shadow: 0 10px 20px var(--shadow);
    }

    .nav-links.active {
        right: 0;
    }

    .hero {
        padding: 120px 0 80px;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

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

    .about-values {
        grid-template-columns: 1fr;
    }

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

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

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media screen and (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }

    .logo {
        font-size: 1.2rem;
    }

    section {
        padding: 60px 0;
    }

    .service-card,
    .contact-cta {
        padding: 1.5rem;
    }
}