body {
    background: #f8f9fa;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

* {
    box-sizing: border-box;
}

.navbar {
    background: linear-gradient(135deg, #0056b3, #007bff);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
}

.navbar-brand {
    font-weight: bold;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
}

.navbar-brand img {
    border-radius: 50%;
    margin-right: 10px;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
    transition: transform 0.3s ease;
}

.navbar-brand:hover img {
    transform: rotate(360deg);
}

.nav-link {
    font-weight: 500;
    transition: all 0.3s ease;
    border-radius: 8px;
    padding: 0.5rem 1rem !important;
    margin: 0 0.25rem;
    color: rgba(255, 255, 255, 0.85) !important;
}

.nav-link:hover {
    color: white !important;
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.nav-link.active {
    color: #0056b3 !important;
    background-color: white;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    font-weight: bold;
}

.navbar-toggler {
    border-color: rgba(255, 255, 255, 0.2);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 0.85%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}