:root {
    --primary-green: #00c787;
    --dark-green: #009e6a;
    --white: #ffffff;
    --light-gray: #f5f5f5;
    --dark: #333333;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

body {
    background-color: var(--white);
    color: var(--dark);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    background-color: var(--white);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

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

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

.nav-links a {
    text-decoration: none;
    color: var(--dark);
    margin: 0 1rem;
    font-weight: 500;
}

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

.login-btn, .signup-btn {
    padding: 0.5rem 1.5rem;
    margin-left: 1rem;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
}

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

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

.about-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.about-hero {
    background-color: var(--primary-green);
    color: var(--white);
    padding: 4rem 2rem;
    border-radius: 10px;
    margin-bottom: 2rem;
    text-align: center;
}

.about-hero h1 {
    font-size: 3rem;
    margin-bottom: 2rem;
}

.founder-info {
    max-width: 800px;
    margin: 0 auto;
}

.founder-info p {
    font-size: 1.2rem;
    line-height: 1.6;
}

.mission-section, .skills-section, .vision-section {
    background-color: var(--light-gray);
    padding: 2rem;
    border-radius: 10px;
    margin-bottom: 2rem;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.skill-card {
    background-color: var(--primary-green);
    color: var(--white);
    padding: 1rem;
    border-radius: 5px;
    text-align: center;
    font-weight: bold;
}

.vision-section ul {
    list-style-type: none;
    padding: 1rem 0;
}

.vision-section li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.vision-section li::before {
    content: "•";
    color: var(--primary-green);
    font-weight: bold;
    position: absolute;
    left: 0;
}

h2 {
    color: var(--dark-green);
    margin-bottom: 1rem;
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .about-hero h1 {
        font-size: 2rem;
    }
    
    .about-container {
        padding: 1rem;
    }
}