:root {
    /* Green Palette */
    --primary: #10B981;       /* Emerald 500 */
    --primary-hover: #059669; /* Emerald 600 */
    --primary-light: #D1FAE5; /* Emerald 100 */
    
    /* Neutrals */
    --bg: #FFFFFF;
    --bg-alt: #F8FAFC; /* Slate 50 */
    --text-main: #0F172A; /* Slate 900 */
    --text-muted: #64748B; /* Slate 500 */
    --border: #E2E8F0; /* Slate 200 */
    
    /* Spacing */
    --container-width: 1024px;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    
    /* Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #0F172A; /* Slate 900 */
        --bg-alt: #1E293B; /* Slate 800 */
        --text-main: #F8FAFC; /* Slate 50 */
        --text-muted: #94A3B8; /* Slate 400 */
        --border: #334155; /* Slate 700 */
        --primary: #34D399; /* Emerald 400 */
        --primary-hover: #10B981; /* Emerald 500 */
        --primary-light: rgba(16, 185, 129, 0.1);
    }
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg);
    color: var(--text-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    transition: background-color 0.3s, color 0.3s;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Navigation */
.navbar {
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid transparent;
}

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

.logo {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-main);
    text-decoration: none;
    letter-spacing: -0.025em;
}

.nav-links {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-muted);
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.2s;
}

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

/* Buttons */
.btn-primary {
    display: inline-block;
    background-color: var(--primary);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.2s;
}

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

.btn-secondary {
    color: var(--text-main);
}

.btn-text {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    margin-left: var(--spacing-sm);
    transition: color 0.2s;
}

.btn-text:hover {
    color: var(--text-main);
}

/* Hero */
.hero {
    padding: 8rem 0 6rem;
    text-align: center;
}

.badge {
    display: inline-block;
    background-color: var(--primary-light);
    color: var(--primary);
    font-size: 0.875rem;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    margin-bottom: var(--spacing-sm);
}

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: var(--spacing-sm);
    color: var(--text-main);
}

.text-accent {
    color: var(--primary);
}

.hero-text {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
}

/* Features */
.features {
    padding: var(--spacing-lg) 0;
    background-color: var(--bg-alt);
}

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

.section-header h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    letter-spacing: -0.025em;
}

.section-header p {
    color: var(--text-muted);
}

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

.feature-card {
    background-color: var(--bg);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    transition: transform 0.2s, box-shadow 0.2s;
}

.feature-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.05);
    border-color: var(--primary);
}

.icon-box {
    width: 48px;
    height: 48px;
    background-color: var(--primary-light);
    color: var(--primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.link-arrow {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
}

.link-arrow:hover {
    text-decoration: underline;
}

/* Social Proof */
.social-proof {
    padding: 4rem 0;
    text-align: center;
    border-top: 1px solid var(--border);
}

.social-proof p {
    color: var(--text-muted);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.logos {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
    opacity: 0.6;
}

.logo-text {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-muted);
}

/* Footer */
.footer {
    padding: 4rem 0;
    border-top: 1px solid var(--border);
}

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

.footer-brand p {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

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

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.875rem;
}

.footer-links a:hover {
    color: var(--text-main);
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }
}