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

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, sans-serif;
    background: #eef1f7;
    color: #17365d;
    line-height: 1.6;
}

.hero {
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;

    background:
        linear-gradient(
            rgba(23, 54, 93, 0.82),
            rgba(23, 54, 93, 0.82)
        ),
        url("/img/background.jpg");

    background-size: cover;
    background-position: center;

    color: white;
    padding: 40px 20px;
}

.hero-content {
    max-width: 850px;
}

.brand {
    font-size: 18px;
    font-weight: bold;
    letter-spacing: 4px;
    margin-bottom: 30px;
}

h1 {
    font-size: clamp(2.2rem, 6vw, 4.5rem);
    line-height: 1.1;
    margin-bottom: 25px;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 35px;
}

.button {
    display: inline-block;
    padding: 14px 30px;

    background: white;
    color: #17365d;

    text-decoration: none;
    border-radius: 30px;

    font-weight: bold;
}

.button:hover {
    transform: scale(1.03);
}

.section {
    max-width: 1100px;
    margin: auto;
    padding: 70px 20px;
}

.section h2 {
    font-size: 2rem;
    margin-bottom: 20px;
}

.cards {
    display: grid;
    grid-template-columns: repeat(
        auto-fit,
        minmax(240px, 1fr)
    );

    gap: 25px;
    margin-top: 30px;
}

.card {
    background: white;
    padding: 30px;
    border-radius: 15px;

    box-shadow:
        0 5px 20px rgba(0,0,0,.08);
}

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

footer {
    background: #17365d;
    color: white;
    text-align: center;
    padding: 30px 20px;
}