body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f9f5f0;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    color: #4a4a4a;
}

.main-header {
    background-color: #377fa7;
    color: white;
    padding: 25px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.main-content {
    flex-grow: 1;
    padding: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.welcome-section {
    text-align: center;
    margin-bottom: 40px;
}

.welcome-section h2 {
    color: #377fa7;
    margin-bottom: 15px;
    font-size: 2.2em;
}

.welcome-section p {
    font-size: 1.2em;
    color: #5e5e5e;
    line-height: 1.6;
}

.auth-section {
    background-color: #fff;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    text-align: center;
    width: 400px;
}

.guest-message, .logged-in-message {
    margin-bottom: 25px;
    font-size: 1.1em;
    color: #5e5e5e;
}

.auth-links a, .dashboard-links a {
    display: inline-block;
    padding: 14px 24px;
    margin: 10px;
    text-decoration: none;
    background-color: #377fa7; 
    color: white; 
    border: 1px solid #2a6a8c; 
    border-radius: 8px;
    font-weight: bold;
    font-size: 1.1em; 
    transition: background-color 0.3s ease, box-shadow 0.3s ease, color 0.3s ease;
    box-shadow: 0 2px 4px rgba(12, 11, 11, 0.1);
}

.logout-button {
    background-color: #f44336;
    color: white;
    border: none;
}


.auth-links a:hover, .dashboard-links a:hover:not(.logout-button) {
    background-color: #2a6a8c; 
    color: white; 
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.logout-button:hover {
    background-color: #d32f2f;
}

.main-footer {
    background-color: #e9ecef;
    color: #6c757d;
    text-align: center;
    padding: 15px;
    font-size: 0.95em;
    border-top: 1px solid #d3d3d3;
}