/* Dark Theme CSS */
body {
    background-color: #000;
    color: #fff;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* Cover Container - Main Page */
.cover-container {
    max-width: 100%;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Flexbox utilities */
.flex-grow-1 {
    flex-grow: 1;
}

.background-cover {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.1;
    z-index: -1;
}

/* Navigation */
.navbar-dark {
    background-color: #111 !important;
    border-bottom: 1px solid #333;
}

.navbar-brand {
    font-weight: 600;
    font-size: 1.25rem;
}

/* Buttons - Simple Design */
.btn-simple {
    background: transparent;
    border: 1px solid #666;
    color: #fff;
    padding: 10px 24px;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    margin: 5px;
}

.btn-simple:hover {
    background-color: #fff;
    color: #000;
    border-color: #fff;
    text-decoration: none;
}

.btn-simple-primary {
    border-color: #4CAF50;
    color: #4CAF50;
}

.btn-simple-primary:hover {
    background-color: #4CAF50;
    color: #000;
    border-color: #4CAF50;
}

/* Main Page IP Display */
.cover-heading {
    font-size: 3.5rem;
    font-weight: 300;
    letter-spacing: -1px;
    margin-bottom: 20px;
}

.lead {
    font-size: 1.25rem;
    font-weight: 300;
    color: #ccc;
}

/* Cards for dark theme */
.card {
    background-color: #111;
    border: 1px solid #333;
    color: #fff;
}

.card-header {
    background-color: #1a1a1a;
    border-bottom: 1px solid #333;
}

/* Tables */
.table {
    color: #fff;
}

.table-bordered {
    border-color: #333;
}

.table-bordered td, 
.table-bordered th {
    border-color: #333;
}

/* Code blocks */
pre, code {
    color: #fff;
    border: 1px solid #333;
}

.bg-light {
    background-color: #1a1a1a !important;
    color: #fff;
}

/* Alerts */
.alert-info {
    background-color: #1a3a52;
    border-color: #2d5a80;
    color: #9bb7d4;
}

.alert-warning {
    background-color: #4a3f1a;
    border-color: #806b2d;
    color: #d4c19b;
}

.alert-danger {
    background-color: #521a1a;
    border-color: #802d2d;
    color: #d49b9b;
}

.alert-success {
    background-color: #1a521a;
    border-color: #2d802d;
    color: #9bd49b;
}

/* Forms */
.form-control {
    background-color: #1a1a1a;
    border: 1px solid #333;
    color: #fff;
}

.form-control:focus {
    background-color: #222;
    border-color: #555;
    color: #fff;
    box-shadow: 0 0 0 0.2rem rgba(255, 255, 255, 0.1);
}

/* Dropdown menus */
.dropdown-menu {
    background-color: #1a1a1a;
    border: 1px solid #333;
}

.dropdown-item {
    color: #ccc;
}

.dropdown-item:hover {
    background-color: #333;
    color: #fff;
}

/* Progress bars */
.progress {
    background-color: #1a1a1a;
}

/* List groups */
.list-group-item {
    background-color: #1a1a1a;
    border-color: #333;
    color: #fff;
}

/* Breadcrumbs */
.breadcrumb {
    background-color: #1a1a1a;
    border: 1px solid #333;
    padding: 0.75rem 1rem;
}

.breadcrumb-item + .breadcrumb-item::before {
    color: #666;
}

.breadcrumb-item a {
    color: #4CAF50;
    text-decoration: none;
}

.breadcrumb-item a:hover {
    color: #66BB6A;
    text-decoration: underline;
}

.breadcrumb-item.active {
    color: #999;
}

/* Fix for fixed navbar */
body {
    padding-top: 56px; /* Height of navbar */
}

/* Responsive */
@media (max-width: 768px) {
    .cover-heading {
        font-size: 2.5rem;
    }
    
    .lead {
        font-size: 1rem;
    }
    
    .container {
        padding-top: 70px;
    }
    
    .btn-simple {
        font-size: 13px;
        padding: 8px 16px;
        margin: 3px;
    }
    
    .navbar-brand {
        font-size: 1rem;
    }
    
    h1 {
        font-size: 1.75rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .table {
        font-size: 0.9rem;
    }
}