body {
    background-color: #f8f9fa;
    padding-top: 76px;
}

.navbar {
    box-shadow: 0 2px 4px rgba(0,0,0,.1);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

h1 {
    color: #333;
    margin-bottom: 20px;
}

.lead {
    color: #666;
    font-size: 1.2rem;
}

/* GitHub OAuth specific styles */
.btn-primary {
    background-color: #2ea44f;
    border-color: #2ea44f;
}

.btn-primary:hover {
    background-color: #2c974b;
    border-color: #2c974b;
}

.nav-item img.rounded-circle {
    margin-right: 8px;
}

.dropdown-menu {
    box-shadow: 0 2px 4px rgba(0,0,0,.1);
}

.card {
    box-shadow: 0 2px 4px rgba(0,0,0,.1);
    border: none;
    border-radius: 8px;
}

.bi-github {
    margin-right: 8px;
}

/* Custom alert styles */
.alert-error {
    background-color: #fff0f3;
    border-color: #ffd6e0;
    color: #c81e50;
}

.alert-error .btn-close {
    color: #c81e50;
}