/* Layout styles */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

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

main {
    margin-top: 80px;
}

section {
    padding: 5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.hero {
    min-height: calc(100vh - 80px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

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

.footer {
    text-align: center;
    padding: 2rem;
    background: #f8f9fa;
}

@media (max-width: 768px) {
    .hero {
        flex-direction: column;
        text-align: center;
    }

    .nav-links {
        display: none;
    }
}