:root {
    --sidebar-width: 240px;
    --indigo: #4F46E5;
    --indigo-dark: #4338CA;
}

.bg-indigo {
    background-color: var(--indigo) !important;
}

.btn-primary {
    background-color: var(--indigo);
    border-color: var(--indigo);
}

.btn-primary:hover, .btn-primary:focus {
    background-color: var(--indigo-dark);
    border-color: var(--indigo-dark);
}

.btn-outline-primary {
    border-color: var(--indigo);
    color: var(--indigo);
}

.btn-outline-primary:hover {
    background-color: var(--indigo);
    border-color: var(--indigo);
    color: #fff;
}

.text-indigo {
    color: var(--indigo) !important;
}

.sidebar {
    width: var(--sidebar-width);
    min-height: 100vh;
    position: sticky;
    top: 0;
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

.sidebar-header {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-nav {
    flex: 1;
    padding-top: 0.5rem;
}

.sidebar-nav .nav-link {
    color: rgba(255,255,255,0.7);
    padding: 0.6rem 1.25rem;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.15s;
}

.sidebar-nav .nav-link:hover {
    color: #fff;
    background: rgba(255,255,255,0.08);
}

.sidebar-nav .nav-link.active {
    color: #fff;
    background: rgba(255,255,255,0.12);
    border-left: 3px solid #fff;
}

.sidebar-nav .nav-link i {
    font-size: 1.1rem;
    width: 1.25rem;
    text-align: center;
}

.main-content {
    min-height: 100vh;
    background: #f8f9fa;
}

.feature-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    border-radius: 12px;
    background: rgba(79, 70, 229, 0.1);
}

.feature-icon i {
    font-size: 1.8rem;
}

.card {
    border-radius: 0.75rem;
}

.table > :not(caption) > * > * {
    padding: 0.75rem 0.9rem;
    vertical-align: middle;
}

.badge {
    font-weight: 500;
}

code {
    font-size: 0.85em;
    background: #f1f1f1;
    padding: 0.2em 0.4em;
    border-radius: 4px;
}

@media (max-width: 768px) {
    .sidebar {
        width: 60px;
        overflow: hidden;
    }
    .sidebar .nav-link span,
    .sidebar h5 {
        display: none;
    }
    .sidebar-header h5 {
        font-size: 0;
    }
    .sidebar-header h5 i {
        font-size: 1.5rem;
    }
}