* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    transition: var(--transition);
}

body {
    background-color: var(--light-bg);
    color: var(--light-text);
    line-height: 1.6;
    font-size: 16px;
    overflow-x: hidden;
}

body.dark-mode {
    background-color: var(--dark-bg);
    color: var(--dark-text);
}

h1, h2, h3, h4 {
    margin-bottom: 20px;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.3;
}

p {
    margin-bottom: 15px;
    color: var(--light-text-secondary);
}

.dark-mode p {
    color: var(--dark-text-secondary);
}