:root {
    --primary-color: #003C5A; /* Translink Dark Blue */
    --secondary-color: #00A5B8; /* Translink Teal */
    --accent-color: #E6F6F8;
    --text-color: #333;
    --bg-color: #FFFFFF;
    --container-width: 960px;
}

body {
    font-family: Arial, sans-serif;
    margin: 0;
    background-color: #f4f4f4;
    color: var(--text-color);
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

header {
    background-color: var(--primary-color);
    color: var(--bg-color);
    padding: 1rem 0;
    border-bottom: 5px solid var(--secondary-color);
}

header .container {
    display: flex;
    align-items: center;
}

.logo {
    height: 40px;
    margin-right: 15px;
}

nav {
    background-color: var(--bg-color);
    padding: 1rem 0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

nav button {
    background: none;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    padding: 10px 20px;
    margin-right: 10px;
    cursor: pointer;
    border-radius: 5px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

nav button.active, nav button:hover {
    background-color: var(--primary-color);
    color: var(--bg-color);
}

main {
    padding: 2rem 0;
}

section {
    background-color: var(--bg-color);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.hidden {
    display: none;
}

h2 {
    color: var(--primary-color);
    border-bottom: 2px solid var(--secondary-color);
    padding-bottom: 10px;
    margin-top: 0;
}

form {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 2rem;
}

form input[type="text"] {
    flex-grow: 1;
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 1rem;
}

form button {
    background-color: var(--secondary-color);
    color: var(--bg-color);
    border: none;
    padding: 12px 25px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.3s;
}

form button:hover {
    background-color: #007a8a;
}

.results-container {
    margin-top: 1.5rem;
}

.results-container table {
    width: 100%;
    border-collapse: collapse;
}

.results-container th, .results-container td {
    text-align: left;
    padding: 12px;
    border-bottom: 1px solid #ddd;
}

.results-container th {
    background-color: var(--accent-color);
}

.update-item {
    border-left: 4px solid var(--secondary-color);
    padding-left: 15px;
    margin-bottom: 1rem;
}

.update-item h3 {
    margin: 0 0 5px 0;
    color: var(--primary-color);
}

footer {
    text-align: center;
    padding: 1.5rem 0;
    margin-top: 2rem;
    color: #666;
    font-size: 0.9rem;
}

@media (max-width: 600px) {
    nav .container {
        display: flex;
        flex-direction: column;
        align-items: stretch;
    }
    nav button {
        margin-right: 0;
        margin-bottom: 10px;
    }
    form {
        flex-direction: column;
    }
}