body {
    background-color: #f2f2f7;
    color: #1c1c1e;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.container-fluid {
    padding-top: 2rem;
}

.card {
    border: none;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.card-header {
    background: linear-gradient(45deg, #5856d6, #7a78e0);
    color: white;
    font-weight: 500;
    border-top-left-radius: 12px;
    border-top-right-radius: 12px;
}

.list-group-item {
    border: none;
    padding: 1rem;
}

.form-control, .form-select {
    border-radius: 12px;
    padding: 0.75rem 1rem;
}

.btn-primary {
    background-color: #5856d6;
    border-color: #5856d6;
    border-radius: 12px;
    padding: 0.75rem 1.5rem;
    font-weight: 500;
    transition: background-color 0.2s;
}

.btn-primary:hover {
    background-color: #4946c8;
    border-color: #4946c8;
}

.btn-secondary {
    background-color: #ff9500;
    border-color: #ff9500;
    border-radius: 12px;
    padding: 0.75rem 1.5rem;
    font-weight: 500;
    color: white;
    transition: background-color 0.2s;
}

.btn-secondary:hover {
    background-color: #e08300;
    border-color: #e08300;
}

.toast-container {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 1055;
}