body {
    background-color: #f5f5f5;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* Auth Screen */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 1rem;
}

.auth-box {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    width: 90%;
    max-width: 420px;
}

.auth-box .form-control {
    font-size: 1rem;
    padding: 0.625rem 0.75rem;
}

.auth-box .btn {
    font-size: 1rem;
    padding: 0.625rem;
}

.auth-box h2 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.auth-box h4 {
    font-size: 1.25rem;
}

/* Dashboard */
.stat-card {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin-bottom: 1rem;
    transition: transform 0.2s;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.stat-card .stat-icon {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.stat-card .stat-value {
    font-size: 2rem;
    font-weight: bold;
    color: #333;
}

.stat-card .stat-label {
    color: #666;
    font-size: 0.9rem;
}

/* Cards */
.content-card {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin-bottom: 1.5rem;
}

.bot-card, .source-card {
    border-left: 4px solid #0d6efd;
    background: white;
    padding: 1rem;
    margin-bottom: 1rem;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.bot-card.inactive, .source-card.inactive {
    border-left-color: #dc3545;
    opacity: 0.7;
}

/* Code blocks */
.code-block {
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 5px;
    padding: 1rem;
    margin: 1rem 0;
    position: relative;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
}

.code-block .copy-btn {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
}

/* Sidebar */
.list-group-item {
    border: none;
    border-radius: 8px;
    margin-bottom: 0.5rem;
}

.list-group-item.active {
    background-color: #0d6efd;
    border-color: #0d6efd;
}

.list-group-item:not(.active):hover {
    background-color: #f8f9fa;
}

/* Badges */
.status-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
}

.status-active {
    background-color: #d4edda;
    color: #155724;
}

.status-inactive {
    background-color: #f8d7da;
    color: #721c24;
}

/* Tables */
.table-hover tbody tr:hover {
    background-color: #f8f9fa;
}

/* Loading spinner */
.spinner-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.spinner-overlay.show {
    display: flex;
}

/* Responsive */
@media (max-width: 768px) {
    .auth-box {
        padding: 1.5rem;
        margin: 1rem;
    }
    
    .stat-card {
        margin-bottom: 1rem;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.3s ease-in;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #555;
}