.plz-loading {
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 16 16"><circle cx="8" cy="8" r="3" fill="none" stroke="%23007bff" stroke-width="2"><animate attributeName="r" values="3;5;3" dur="1s" repeatCount="indefinite"/></circle></svg>');
    background-repeat: no-repeat;
    background-position: right 10px center;
    background-size: 16px;
    padding-right: 35px !important;
}

.plz-success {
    border-color: #28a745 !important;
    background-color: #f8fff8 !important;
    transition: all 0.3s ease;
}

.plz-filled {
    background-color: #f0fff0 !important;
    border-left: 3px solid #28a745 !important;
    transition: all 0.3s ease;
}

.plz-city-selector {
    margin-top: 15px;
    padding: 20px;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border: 2px solid #dee2e6;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    animation: plzSlideDown 0.4s ease-out;
}

@keyframes plzSlideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.plz-city-selector label {
    font-weight: 600;
    color: #495057;
    margin-bottom: 10px;
    display: block;
    font-size: 14px;
}

.plz-city-selector .fa {
    color: #007bff;
    margin-right: 5px;
}

.plz-ort-select {
    margin-bottom: 10px;
    border: 2px solid #ced4da;
    border-radius: 6px;
    padding: 10px 15px;
    transition: all 0.2s ease;
    font-size: 14px;
}

.plz-ort-select:focus {
    border-color: #007bff;
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
    outline: none;
}

.plz-error {
    border-radius: 6px;
    margin-top: 8px;
    animation: plzSlideDown 0.3s ease-out;
}

.plz-error .fa {
    margin-right: 5px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .plz-city-selector {
        margin-left: -15px;
        margin-right: -15px;
        border-radius: 0;
        border-left: none;
        border-right: none;
    }
}

/* Улучшения для темной темы */
@media (prefers-color-scheme: dark) {
    .plz-city-selector {
        background: linear-gradient(135deg, #2d3748 0%, #4a5568 100%);
        border-color: #4a5568;
        color: #e2e8f0;
    }
    
    .plz-filled {
        background-color: #2d5a2d !important;
    }
    
    .plz-success {
        background-color: #2d5a2d !important;
    }
}