/* General page styling */
* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    background-color: #eaf0f5;
    font-family: Arial, sans-serif;
    color: #263746;
}

.container {
    width: 90%;
    margin: 0 auto;
    background-color: white;
}

/* Header */
header {
    background: linear-gradient(135deg, #17324d, #28618b);
    color: white;
    text-align: center;
    padding: 30px 20px 0;
}

h1 {
    font-size: 38px;
    margin-bottom: 10px;
}

header p {
    font-size: 18px;
    margin-bottom: 25px;
}

/* Navigation */
nav {
    background-color: #10283f;
}

nav ul {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    list-style: none;
    padding: 0;
    margin: 0;
}

nav li {
    margin: 5px;
}

nav a {
    display: block;
    padding: 15px 20px;
    color: white;
    text-decoration: none;
    font-weight: bold;
}

/* Five hyperlink states */
nav a:link {
    color: white;
}

nav a:visited {
    color: #c8d9e8;
}

nav a:focus {
    color: #ffdb70;
    outline: 2px solid #ffdb70;
}

nav a:hover {
    color: #ffdb70;
    background-color: #28618b;
}

nav a:active {
    color: #ff8a65;
    background-color: #ffffff;
}

/* Main Flexbox layout */
#main {
    display: flex;
    flex-direction: row;
    gap: 20px;
    padding: 25px;
    align-items: stretch;
}

#main > div {
    flex: 1;
    min-width: 0;
    padding: 20px;
    background-color: #f7fafc;
    border: 2px solid #d4e0e8;
    border-radius: 10px;
}

/* Change column order */
.column1 {
    order: 3;
}

.column2 {
    order: 2;
}

.column3 {
    order: 1;
}

/* Column headings */
h2 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    color: #17658c;
    text-align: center;
    border-bottom: 3px solid #e7a84a;
    padding-bottom: 12px;
    font-size: 24px;
}

/* Images */
#main img {
    display: block;
    width: 100%;
    max-width: 100%;
    height: 220px;
    object-fit: cover;
    border-radius: 8px;
    margin: 15px auto;
}

#main p {
    line-height: 1.7;
    font-size: 16px;
}

/* Footer Flexbox */
footer {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    gap: 25px;
    padding: 30px;
    background-color: #17324d;
    color: white;
    flex-wrap: wrap;
}

.footer-info,
.footer-social {
    flex: 1;
    min-width: 180px;
}

footer h3 {
    font-family: 'Montserrat', sans-serif;
    color: #ffdb70;
}

footer p {
    line-height: 1.6;
}

/* Social media icons */
.social-icons {
    display: flex;
    flex-direction: row;
    gap: 15px;
}

.social-icons img {
    width: 35px;
    height: 35px;
    padding: 6px;
    background-color: white;
    border-radius: 6px;
    transition: transform 0.3s;
}

.social-icons img:hover {
    transform: scale(1.15);
}

/* Screens below 1000px */
@media screen and (max-width: 999px) {
    .container {
        width: 100%;
    }
}

/* Screens below 700px */
@media screen and (max-width: 699px) {
    #main {
        flex-direction: column;
        padding: 10px;
    }

    #main > div {
        border: none;
        padding: 0;
    }

    nav ul {
        flex-direction: column;
        align-items: center;
    }

    nav a {
        padding: 10px;
    }

    h1 {
        font-size: 28px;
    }

    footer {
        flex-direction: row;
        justify-content: space-around;
    }
}