:root {
    --bg: #0f0f14;
    --text: #ffffff;
    --card: #1b1b24;
    --accent: #7c6cff;
}

body.light {
    --bg: #f5f5f5;
    --text: #1111111;
    --card: #ffffff;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

body {
    background: var(--bg);
    color: var(--text);
    transition: 0.3s ease;   
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 30px;
}

.logo {
    color: var(--accent);
    font-size: 1.4rem;
}

button {
    background: var(--accent);
    border: none;
    color: white;
    padding: 8px 12px;
    border-radius: 8px;
    cursor: pointer;
}

.hero {
    text-align: center;
    padding: 90px 20px;
}