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

:root {
    --fog-blue: #003b6f;
    --bg-light: #F5F5F3;
    --bg-headerandfooter: #ffffff;
    --border-light: #e2e2de;
    --text-main: black;
}

html {
scroll-behavior: smooth;
}

body {
    font-family: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg-light);
    color: var(--text-main);
}

.topbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--bg-headerandfooter);
}

.topbar-inner {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding-inline: 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}


.headerLogo {
    display: block;
    align-self: flex-start;
    margin-right: auto;
    margin-left: -40px;
}

.mainNav {
    font-family: Dinpro, helvetica, arial, sans-serif;
    display: flex;
    align-self: center;
    margin-left: -20px;
    gap: 40px;

}

.headerButton {
    text-decoration: none;
    color: var(--text-main);
    font-size: 18px;
    white-space: nowrap;
}

.headerButton:hover {
    text-decoration: underline;
}

.cardsSection {
    background-image: url("../images/carportBackgroundPic1.png");
    background-repeat: no-repeat;
    background-position: center top;
    background-size: cover;
    padding: 120px 0;
}

main.cards {
    max-width: 1200px;
    margin: 80px auto;
    padding: 0 80px;

    display: flex;
    justify-content: center;
    gap: 80px;
}

.card {
    background: #ffffff;
    padding: 60px 70px;
    text-align: center;
    box-shadow: 0 0 1px rgba(0, 0, 0, 0.15);
}

.card img {
    max-width: 320px;
    width: 100%;
    height: auto;
    display: block;
    margin: 0 auto 32px;
}

.cardButton {
    display: inline-block;
    padding: 8px 26px;
    font-size: 14px;
    text-decoration: none;
    background: var(--fog-blue);
    color: #ffffff;
    border: none;
    cursor: pointer;
}

.cardButton:hover {
    opacity: 0.9;
}

footer {
    background: #ffffff;
    padding: 24px 80px;
}

footer nav {
    max-width: 1200px;
    margin: 0 auto;

    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.mainFooterButton {
    display: block;
    text-decoration: none;
    font-family: Dinpro, helvetica, arial, sans-serif;
    color: #000000;
    font-weight: 700;
    font-size: 17px;
    margin-bottom: 8px;
}

.mainFooterButton:hover {
    text-decoration: underline;
}


.footerButton {
    display: block;
    text-decoration: none;
    color: #000000;
    font-weight: 450;
    font-size: 16px;
    line-height: 1.9;
}

.footerButton:hover {
    text-decoration: underline;
}

.footerLogo {
    display: block;
    margin-bottom: 8px;
}

footer p {
    font-size: 13px;
    line-height: 1.5;
}

@media (max-width: 900px) {
    .topbar-inner {
        padding: 0 20px;
    }

    main.cards {
        padding: 0 20px;
        margin: 60px auto;
        gap: 40px;
    }

    .card {
        padding: 40px 32px;
    }

    footer {
        padding: 24px 20px;
    }
}

@media (max-width: 600px) {
    .topbar-inner {
        height: auto;
        padding: 8px 16px;
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .mainNav {
        gap: 16px;
        flex-wrap: wrap;
    }

    main.cards {
        flex-direction: column;
        align-items: stretch;
        padding: 0 16px;
        margin: 32px auto 48px;
        gap: 24px;
    }

    .card {
        padding: 32px 20px;
    }

    footer nav {
        flex-direction: column;
        gap: 16px;
    }

    footer {
        padding: 16px;
    }
}