@charset "utf-8";

html {
    background-image: url("blue_bg2.jpg");
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    background-color: #f0f4f8;
}

body {
    font-family: Verdana, Geneva, sans-serif;
    color: rgb(91, 91, 91);
    background-color: rgba(255, 255, 240, 0.92);
    margin: 0;
    width: 90%;
    margin-left: auto;
    margin-right: auto;
}

header img {
    width: 100%;
    display: block;
}

main img {
    width: 25%;
    padding: 25px;
    display: block;
    margin: 0 auto 20px auto;
    float: right;
    margin: 0 0 1em 1em;
}

main {
    padding: 20px;
    margin-top: 35px;
    overflow: hidden;
}

h1, h2 {
    text-shadow: 4px 6px 5px gray;
}

nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

nav li {
    display: block;
    width: 20%;
    float: left;
}

nav a {
    display: block;
    background-color: #4a6fa5;
    line-height: 2.8em;
    text-decoration: none;
    text-align: center;
    color: #f0f8ff;
}

nav a:hover {
    background-color: #3a5a8a;
    color: #ffd700;
    font-size: 1.2em;
    transition: background-color 0.5s ease-in 0.2s, 
                color 0.5s ease-in 0.2s, 
                font-size 1s ease;
}

body > footer {
    background-color: #4a6fa5;
    color: rgba(240, 248, 255, 0.7);
    font-weight: bold;
    font-size: 0.9em;
    line-height: 3em;
    text-align: center;
    margin-top: 10px;
    padding: 10px;
    clear: both;
}

main ul {
    list-style-type: square;
}

/* Mobile styles (max-width 768px) */
@media only screen and (max-width: 768px) {
    body {
        width: 100%;
        margin: 0;
    }

    nav li {
        float: none;
        font-size: x-large;
        width: 100%;
    }

    nav a {
        border-bottom: 1px solid black;
        padding: 15px 0;
        text-align: center;
    }

    main img {
        width: 90%;
        float: none;
        margin: 0 auto 20px auto;
        padding: 0;
    }

    html {
        background-image: none;
        background-color: #f0f4f8;
    }

    .vacation-gallery img {
        width: 100%;
    }
}

/* Desktop background only (min-width 769px) */
@media only screen and (min-width: 769px) {
    html {
        background-image: url("blue_bg2.jpg");
        background-size: cover;
        background-position: center;
        background-attachment: fixed;
    }
}

/* Vacation gallery base styles */
.vacation-gallery {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
    margin: 20px 0;
}

.vacation-gallery img {
    width: 23%;
    height: auto;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

/* Tablet / small desktop: 2 columns */
@media only screen and (min-width: 481px) and (max-width: 1024px) {
    .vacation-gallery img {
        width: 48%;
    }
}

/* Family table styles */
.family-table {
    width: 100%;
    max-width: 900px;
    margin: 30px auto;
    border-collapse: collapse;
    background-color: #f9f9f9;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.family-table th, .family-table td {
    padding: 15px 20px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

.family-table th {
    background-color: #4a6fa5;
    color: white;
    text-transform: uppercase;
    font-size: 0.9em;
    letter-spacing: 0.05em;
}

.family-table tr:nth-child(even) {
    background-color: #f2f2f2;
}

/* Responsive table for mobile (stacks into cards) */
@media only screen and (max-width: 600px) {
    .family-table {
        border: 0;
    }

    .family-table thead {
        display: none;
    }

    .family-table tr {
        margin-bottom: 15px;
        display: block;
        border: 1px solid #ddd;
        border-radius: 8px;
        background-color: white;
    }

    .family-table td {
        display: block;
        text-align: right;
        border-bottom: 1px dotted #ccc;
        padding: 10px;
    }

    .family-table td::before {
        content: attr(data-label);
        float: left;
        font-weight: bold;
        text-transform: uppercase;
    }

    .family-table td:last-child {
        border-bottom: 0;
    }
}

/* Form styling for About Me contact form (Assignment 6) */
form {
    max-width: 600px;
    margin: 20px auto;
    padding: 20px;
    background-color: #f9f9f9;
    border: 1px solid #ddd;
    border-radius: 8px;
}

fieldset {
    border: 1px solid #ccc;
    padding: 20px;
    margin-bottom: 20px;
}

legend {
    font-weight: bold;
    padding: 0 10px;
    background-color: white;
}

label {
    display: block;
    margin: 12px 0 6px;
    font-weight: bold;
}

input[type="text"],
input[type="tel"],
input[type="email"],
input[type="date"],
select,
textarea {
    width: 100%;
    padding: 10px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
    font-size: 1em;
}

input[required] + label::after {
    content: " *";
    color: red;
}

.radio {
    display: inline-block;
    margin-right: 25px;
}

button {
    background-color: #4a6fa5;
    color: white;
    padding: 12px 24px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1.1em;
}

button:hover {
    background-color: #3a5a8a;
}