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

:root {
    --primary-green: #2d5016;
    --secondary-green: #4a7c2f;
    --accent-blue: #1e4d7b;
    --light-bg: #f8f9fa;
    --dark-text: #212529;
    --light-text: #6c757d;
}

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

/* Navigation */
nav {
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-green);
}

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

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

.nav-links a:hover,
.nav-links a.active {
    color: var(--secondary-green);
}

/* Language Switcher */
.lang-switcher {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    padding: 0.3rem 0.8rem;
    background: var(--light-bg);
    border-radius: 5px;
}

.lang-switcher a {
    text-decoration: none;
    color: var(--dark-text);
    font-weight: 600;
    padding: 0.2rem 0.5rem;
    border-radius: 3px;
    transition: all 0.3s;
}

.lang-switcher a.active {
    background: var(--primary-green);
    color: white;
}

.lang-switcher a:hover {
    background: var(--secondary-green);
    color: white;
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--primary-green);
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.9);
    z-index: 2000;
    padding: 2rem;
}

.mobile-menu.active {
    display: block;
}

.mobile-menu-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    color: white;
    font-size: 2rem;
    cursor: pointer;
}

.mobile-menu-links {
    list-style: none;
    padding: 0;
    margin-top: 4rem;
}

.mobile-menu-links li {
    margin: 1.5rem 0;
}

.mobile-menu-links a {
    color: white;
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 500;
    display: block;
    padding: 0.5rem 0;
}

.mobile-menu-links a.active {
    color: var(--secondary-green);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-green), var(--accent-blue));
    color: white;
    padding: 6rem 2rem;
    text-align: center;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.hero .subtitle {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin: 3rem 0;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: bold;
    display: block;
}

.stat-label {
    opacity: 0.8;
    margin-top: 0.5rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-block;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

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

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

/* Content Sections */
.section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.section-alt {
    background: var(--light-bg);
}

h2 {
    font-size: 2.5rem;
    color: var(--primary-green);
    margin-bottom: 2rem;
    text-align: center;
}

h3 {
    font-size: 1.8rem;
    color: var(--secondary-green);
    margin: 2rem 0 1rem;
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.card:hover {
    transform: translateY(-5px);
}

.card h4 {
    color: var(--secondary-green);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

/* Technology Page Specific */
.tech-comparison {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    margin: 2rem 0;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
}

.comparison-table th,
.comparison-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

.comparison-table th {
    background: var(--primary-green);
    color: white;
}

.comparison-table tr:hover {
    background: var(--light-bg);
}

/* Features Grid */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

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

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

/* Timeline */
.timeline {
    position: relative;
    padding: 2rem 0;
}

.timeline-item {
    padding: 2rem;
    background: white;
    border-radius: 10px;
    margin: 2rem 0;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
}

.timeline-year {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--secondary-green);
    margin-bottom: 1rem;
}

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

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

/* Highlights */
.highlight-box {
    background: linear-gradient(135deg, var(--secondary-green), var(--accent-blue));
    color: white;
    padding: 2rem;
    border-radius: 10px;
    margin: 2rem 0;
}

.highlight-box h3 {
    color: white;
}

/* Lists */
ul.styled-list {
    list-style: none;
    padding: 0;
}

ul.styled-list li {
    padding: 0.5rem 0;
    padding-left: 2rem;
    position: relative;
}

ul.styled-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--secondary-green);
    font-weight: bold;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero .subtitle {
        font-size: 1.2rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .section {
        padding: 3rem 1.5rem;
    }
}