:root {
    --primary: #1a73e8;
    --accent: #fbbc05;
    --bg: #f5f7fa;
    --text-primary: #202124;
    --text-secondary: #5f6368;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg);
    color: var(--text-primary);
    line-height: 1.6;
}

.navbar { background: white; padding: 1rem; box-shadow: 0 2px 4px rgba(0,0,0,0.1); }
.hero { text-align: center; padding: 4rem 1rem; }
.btn { background: var(--primary); color: white; padding: 0.8rem 2rem; border-radius: 5px; text-decoration: none; }
.btn-accent { background: var(--accent); color: black; }