:root {
    --primary: #142030;
    --secondary: #e9c46a;
    --light: #f8f9fa;
    --dark: #1a2a3a;
}

body {
    font-family: 'Segoe UI', system-ui, sans-serif;
}

.sidebar {
    background: var(--dark);
    min-height: 100vh;
    transition: all 0.3s;
    box-shadow: 2px 0 10px rgba(0,0,0,0.1);
}

.main-content {
    background-color: #f5f7fa;
    min-height: 100vh;
}

.card-stat {
    transition: all 0.3s;
    border: none;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.card-stat:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px rgba(0,0,0,0.1);
}

.nav-link {
    border-radius: 5px;
    transition: all 0.2s;
}

.nav-link.active {
    background-color: rgba(233, 196, 106, 0.2) !important;
}

.user-avatar {
    width: 40px;
    height: 40px;
    object-fit: cover;
    border: 2px solid var(--secondary);
}
