* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #222;
    background: #ffffff;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 7%;
    border-bottom: 1px solid #eeeeee;
}

.logo {
    font-size: 24px;
    font-weight: bold;
}

nav a {
    margin-left: 20px;
    text-decoration: none;
    color: #222;
}

.hero {
    text-align: center;
    padding: 100px 20px;
    background: #f5f7fa;
}

.hero h1 {
    font-size: 48px;
    max-width: 800px;
    margin: auto;
    margin-bottom: 20px;
}

.hero p {
    max-width: 700px;
    margin: auto;
    font-size: 18px;
}

.buttons {
    margin-top: 30px;
}

.button {
    display: inline-block;
    padding: 14px 25px;
    margin: 8px;
    background: #111;
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: bold;
}

.button.secondary {
    background: white;
    color: #111;
    border: 1px solid #111;
}

section {
    padding: 80px 7%;
    text-align: center;
}

h2 {
    font-size: 34px;
    margin-bottom: 20px;
}

.steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
    margin-top: 40px;
}

.step {
    padding: 25px;
    border: 1px solid #eeeeee;
    border-radius: 12px;
}

.step h3 {
    margin-bottom: 10px;
}

.planning {
    background: #f5f7fa;
}

.planning h3 {
    font-size: 28px;
    margin: 20px 0;
}

footer {
    padding: 30px;
    text-align: center;
    border-top: 1px solid #eeeeee;
}

@media (max-width: 800px) {

    header {
        flex-direction: column;
        gap: 15px;
    }

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

    .steps {
        grid-template-columns: 1fr;
    }
}