* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: Tahoma, Arial, sans-serif;
    color: #0b1f3b;            
    background-color: #f5f7fa;    
}

header {
    padding: 18px 20px;
    /* background-color: #0b1f3b; */
    background-color: #7798ab;
    background-color: #1653c4;
    background-color: #454b56;
    color: #ffffff;
    background-image: url('../images/IMG_4198.JPG');
    background-size: cover;
    background-position: 100% 58%;
}

header .brand {
    overflow: auto;
}

header img {
    float: left;
    width: 52px;
    height: 52px;
    margin-right: 12px;
}

header h1 {
    margin: 0;
    font-size: 2.1em;
    letter-spacing: .5px;
    font-family: Cambria, Cochin, Georgia, Times, 'Times New Roman', serif
}

header p {
    margin: 4px 0 0 0;
    color: #cfe2ff;
    font-family:'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif
}

nav {
    background-color: #2f383e;
    padding: 10px 0;
    font-weight: bold;
    position: relative;
}

.nav-links {
    text-align: center;
}

.nav-links a {
    font-family: Arial, Helvetica, sans-serif;
    color: #dfdfdf;
    text-decoration: underline;
    padding: 2px 50px;
    display: inline-block;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: #dfdfdf;
    font-size: 1.8rem;
    cursor: pointer;
    padding: 6px 14px;
}

main {
    padding: 22px 26px 30px 26px;
}

h2 {
    margin-top: 0;
    color: #0b1f3b;
}

.lead {
    font-size: 1.1em;
    line-height: 1.6;
    max-width: 75ch;
}

.project-card {
    padding: 14px 16px;
    margin: 14px 0;
    background-color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.card {
    padding: 14px 16px;
    margin: 14px 0;
    background-color: #ffffff;
    justify-content: space-between;
    gap: 20px;
}

.card h3 {
    margin: 0 0 8px 0;
    font-family:'Courier New', Courier, monospace;
}

.card img {
    float: none;
    width: 220px;
    height: auto;
    margin-left: 14px;
    border: 2px solid #d6dde6;
}

.clearfix {
    overflow: auto;
}

.styled-list {
    /* background-color: #f5f7fa; */
    border-left: 6px solid #537fcf;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}

th, td {
    border: 1px solid #d6dde6;
    padding: 10px;
    text-align: left;
}

th {
    background-color: #537fcf;
    color: #ffffff;
}

tr:nth-of-type(even) td {
    background-color: #f5f7fa;
}

.project-details {
    display: none;
    margin-top: 10px;
    padding: 10px;
    background-color: #f5f7fa;
    border-left: 6px solid #537fcf;
}

.project-details.open {
    display: block;
}

form {
    max-width: 700px;
}

label {
    display: block;
    margin-top: 12px;
    font-weight: bold;
}

input, textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #d6dde6;
    font-family: inherit;
    font-size: 1em;
}

textarea {
    height: 140px;
}

footer {
    background-color: #0b1f3b;
    background-color: #454b56;
    background-color: #537fcf;
    color: #ffffff;
    font-size: .85em;
    padding: 3px 3px;
    text-align: center;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(520px, 1fr));
    gap: 20px;
    margin-top: 18px;
}

.photo-card {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 16px;
    align-items: center;
    background-color: #ffffff;
    padding: 16px;
    border: 1px solid #d6dde6;
}

.photo-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    display: block;
    border: 2px solid #d6dde6;
}

.photo-text h3 {
    margin: 0 0 8px 0;
    font-family: 'Courier New', Courier, monospace;
}

.photo-text p {
    margin: 0;
    line-height: 1.5;
}

.pop-out {
    display: none;
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.6);
    z-index: 1000;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

button.toggle,
button.pop-out-button {
    border: 2px solid #537fcf;
    background-color: #ffffff;
    color: #0b1f3b;
    font-weight: bold;
    padding: 8px 10px;
    cursor: pointer;
}

button.toggle:hover,
button.pop-out-button:hover {
    background-color: #537fcf;
    color: #07162a;
}

.pop-out.open {
    display: flex;
}

.pop-out-content {
    background-color: #ffffff;
    color: #0b1f3b;
    width: 100%;
    max-width: 700px;
    padding: 24px;
    border-radius: 8px;
    position: relative;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}

.close-pop-out {
    position: absolute;
    top: 10px;
    right: 14px;
    font-size: 1.8rem;
    font-weight: bold;
    cursor: pointer;
}

.close-pop-out:hover {
    color: #537fcf;
}

footer a {
    color: #cfe2ff;
}

@media (max-width: 700px) {
    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .photo-card {
        grid-template-columns: 1fr;
    }

    .photo-card img {
        height: auto;
    }
}

@media (max-width: 500px) {
    nav {
        text-align: left;
        padding: 8px 12px;
    }

    .nav-toggle {
        display: block;
    }

    .nav-links {
        display: none;
        width: 100%;
        margin-top: 8px;
    }

    .nav-links.open {
        display: block;
    }

    .nav-links a {
        display: block;
        padding: 10px 0;
        text-align: left;
    }
}