body {
    margin: 0;
    padding: 0;
    font-family: "Nunito Sans", sans-serif;
    background-color: var(--light-bg-primary);
    --light-bg-primary: #FAFAFA;
    --light-bg-secondary: white;
    --light-color: black;
    --dark-bg-primary: #202D36;
    --dark-bg-secondary: #2B3743;
    --dark-color: white;
    --box-shadow: 0 0 10px rgba(0, 0, 0, .1);
    --bg-hover: rgba(0, 0, 0, .1);
}

.dark {
    color: var(--dark-color);
    background-color: var(--dark-bg-primary);
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    box-shadow: var(--box-shadow);
    height: 30px;
    background-color: var(--light-bg-secondary);
}

header h1 {
    font-size: 18px;
    font-weight: 800;
}

.dark header {
    background-color: var(--dark-bg-secondary);
    box-shadow: 0 0 10px var(--dark-shadow-color);
}

.mode {
    display: flex;
    align-items: center;
    gap: 10px;
    background-color: inherit;
    border: none;
    font-weight: 300;
    height: 100%;
}

.mode:hover {
    cursor: pointer;
    background-color: var(--bg-hover);
}

.dark .mode {
    color: var(--dark-color);
}

.dark .mode:hover {
    background-color: var(--bg-hover);
}

.mode svg {
    width: 15px;
}

.dark .mode-icon {
    fill: white;
}

main {
    background-color: inherit;
}

.filter {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding-inline: 20px;
    margin-block: 50px;
    gap: 30px;
    height: 50px;
}

.searchbox {
    display: flex;
    align-items: center;
    gap: 10px;
    background-color: var(--light-bg-secondary);
    height: 100%;
    box-shadow: var(--box-shadow);
    width: 100%;
    box-sizing: border-box;
}

.dark .searchbox {
    background-color: var(--dark-bg-secondary);
    box-shadow: var(--box-shadow);
}

.searchbox svg {
    width: 20px;
    padding-inline: 30px;
}

.dark .search-icon {
    fill: white;
}

.searchbox input {
    flex-grow: 1;
    border: none;
    background-color: inherit;
    height: 100%;
    outline: none;
}

.dark input {
    color: var(--dark-color);
}

.dark input::placeholder {
    color: var(--dark-color);
}

.region {
    height: 100%;
    border: none;
    min-width: 160px;
    background-color: var(--light-bg-secondary);
    box-shadow: var(--box-shadow);
    outline: none;
}

.region:hover {
    cursor: pointer;
}

.dark .region {
    color: var(--dark-color);
    background-color: var(--dark-bg-secondary);
    box-shadow: var(--box-shadow);
}

.countries {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 50px;
}

.card {
    width: 75%;
    background-color: var(--light-bg-secondary);
    border-radius: 6px;
    overflow: hidden;
    box-shadow: var(--box-shadow);
    max-height: 480px;
    padding-bottom: 20px;
}

.dark .card {
    background-color: var(--dark-bg-secondary);
    box-shadow: var(--box-shadow);
}

.dark .card:hover {
    background-color: var(--bg-hover);
}

.card p {
    font-weight: 700;
    margin-block: 4px;
}

.card span {
    font-weight: 400;
}

.card img {
    width: 100%;
    height: 50%;
}

.card h2 {
    font-weight: 800;
}

.card .details {
    padding-inline: 25px;
    font-size: 16px;
}

.card:hover {
    cursor: pointer;
    background-color: var(--bg-hover);
}

option:first-child {
    display: none;
}

option:hover {
    cursor: pointer;
}

@media (min-width: 480px) {

    header {
        padding-inline: 50px;
    }

    .countries {
        flex-direction: row;
        flex-wrap: wrap;
        align-items: stretch;
        justify-content: center;
        flex-shrink: 0;
        margin-inline: 30px;
    }

    .card {
        flex-basis: 280px;
        height: 320px;
    }

    .card h2 {
        font-size: 16px;
    }

    .card .details{
        font-size: 14px;
    }

    .filter {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        width: 80%;
        margin-inline: auto;
    }

    .searchbox {
        max-width: 400px;
    }

}