* {
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

body {
    margin: 0;
    background: #fafafa;
    color: #111;
}

/* NAV */
.nav {
    display: flex;
    justify-content: space-between;
    padding: 16px 24px;
    background: #fff;
    border-bottom: 1px solid #ddd;
}

.logo {
    font-weight: 700;
    font-size: 18px;
}

.nav-actions a {
    margin-left: 10px;
}

/* BUTTONS */
.btn {
    text-decoration: none;
    padding: 10px 16px;
    border-radius: 6px;
    font-weight: 600;
}

.btn.primary {
    background: #0095f6;
    color: #fff;
}

.btn.ghost {
    border: 1px solid #ccc;
    color: #333;
}

.btn.large {
    padding: 14px 22px;
}

/* HERO */
.hero {
    text-align: center;
    padding: 80px 20px;
}

.hero h1 {
    font-size: 36px;
    margin-bottom: 10px;
}

.hero p {
    color: #555;
    max-width: 600px;
    margin: auto;
}

.hero-actions {
    margin-top: 30px;
}

/* SECTIONS */
.features, .audience, .cta {
    padding: 60px 20px;
    text-align: center;
}

.features h2,
.audience h2,
.cta h2 {
    margin-bottom: 30px;
}

/* GRID */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    max-width: 1100px;
    margin: auto;
}

.card {
    background: #fff;
    padding: 20px;
    border-radius: 10px;
    border: 1px solid #eee;
}

/* AUDIENCE */
.audience ul {
    list-style: none;
    padding: 0;
}

.audience li {
    margin: 10px 0;
}

/* CTA */
.cta {
    background: #fff;
}

/* FOOTER */
.footer {
    text-align: center;
    padding: 20px;
    font-size: 13px;
    color: #777;
}