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

:root {
    --primary-color: #1a365d;
    --secondary-color: #2d7d32;
    --accent-color: #ff5722;
    --text-dark: #2d3748;
    --text-light: #718096;
    --bg-light: #f7fafc;
    --white: #ffffff;
    --border-light: #e2e8f0;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
    font-size: 16px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
header {
    background: var(--white);
    border-bottom: 1px solid var(--border-light);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 18px;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 24px;
}

.contact-info {
    display: flex;
    gap: 24px;
    align-items: center;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-light);
}

.btn-primary {
    background: var(--accent-color);
    color: white;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    transition: all 0.2s ease;
    font-size: 14px;
}

.btn-primary:hover {
    background: #e64a19;
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

/* Navigation */
nav {
    border-top: 1px solid var(--border-light);
    background: var(--bg-light);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 0;
    justify-content: center;
    padding: 0;
}

.nav-menu li {
    position: relative;
}

.nav-menu a {
    color: var(--text-dark);
    text-decoration: none;
    padding: 16px 24px;
    display: block;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.2s ease;
    border-bottom: 3px solid transparent;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--accent-color);
    border-bottom-color: var(--accent-color);
    background: var(--white);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, #2c5282 100%);
    color: white;
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><defs><pattern id="grid" width="40" height="40" patternUnits="userSpaceOnUse"><path d="M 40 0 L 0 0 0 40" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.hero h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 24px;
    line-height: 1.2;
}

.hero p {
    font-size: 20px;
    margin-bottom: 32px;
    opacity: 0.9;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-secondary {
    background: transparent;
    color: white;
    padding: 12px 24px;
    border: 2px solid white;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    transition: all 0.2s ease;
    font-size: 14px;
}

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

/* Main Content */
main {
    padding: 80px 0;
}

.section {
    margin-bottom: 80px;
}

.section-header {
    text-align: center;
    margin-bottom: 48px;
}

.section h2 {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 16px;
    line-height: 1.2;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

.section p {
    margin-bottom: 24px;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-dark);
}

/* Cards */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.card {
    background: var(--white);
    border-radius: 12px;
    padding: 32px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border: 1px solid var(--border-light);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    margin-bottom: 24px;
}

.card h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.card p {
    color: var(--text-light);
    margin-bottom: 0;
}

/* Features Section */
.features {
    background: var(--bg-light);
    padding: 80px 0;
    margin: 80px 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    margin-top: 48px;
}

.feature-item {
    text-align: center;
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: var(--white);
    border-radius: 16px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-color);
    font-size: 28px;
    box-shadow: var(--shadow);
}

.feature-item h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.feature-item p {
    color: var(--text-light);
    font-size: 14px;
}

/* Stats */
.stats {
    background: var(--primary-color);
    color: white;
    padding: 60px 0;
    margin: 80px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--accent-color);
}

.stat-label {
    font-size: 16px;
    opacity: 0.9;
}

/* Footer */
footer {
    background: var(--text-dark);
    color: white;
    padding: 60px 0 24px;
}

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

.footer-section h3 {
    color: white;
    margin-bottom: 24px;
    font-size: 18px;
    font-weight: 600;
}

.footer-section p,
.footer-section a {
    color: #a0aec0;
    text-decoration: none;
    margin-bottom: 12px;
    display: block;
    font-size: 14px;
    line-height: 1.6;
}

.footer-section a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid #4a5568;
    color: #a0aec0;
    font-size: 14px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 16px;
    }
    
    .header-actions {
        flex-direction: column;
        gap: 16px;
        width: 100%;
    }
    
    .contact-info {
        justify-content: center;
    }
    
    .nav-menu {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .nav-menu a {
        padding: 12px 16px;
    }
    
    .hero {
        padding: 60px 0;
    }
    
    .hero h1 {
        font-size: 32px;
    }
    
    .hero p {
        font-size: 18px;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .section h2 {
        font-size: 28px;
    }
    
    .cards-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    main {
        padding: 60px 0;
    }
    
    .section {
        margin-bottom: 60px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero {
        padding: 40px 0;
    }
    
    .hero h1 {
        font-size: 28px;
    }
    
    .card {
        padding: 24px;
    }
    
    .features {
        padding: 60px 0;
    }
    
    .stats {
        padding: 40px 0;
    }
}

/* Utilities */
.text-center {
    text-align: center;
}

.highlight {
    background: linear-gradient(120deg, #fef5e7 0%, #fef5e7 100%);
    background-repeat: no-repeat;
    background-size: 100% 0.2em;
    background-position: 0 88%;
    padding: 0 4px;
}

.image-container {
    margin: 40px 0;
    text-align: center;
}

.responsive-image {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}