/* Unabhängigkeitsrechner Styles */
#unabhaengigkeitsrechner-container {
    width: 100%;
    padding: 0px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
}



.form-group {
    margin-bottom: 25px;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #34495e;
    font-size: 1.1em;
}

.form-group select {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e1e8ed;
    /* border-radius: */ 8px;
    font-size: 16px;
    transition: all 0.3s ease;
    background-color: #fafbfc;
    box-sizing: border-box;
}

.form-group select:focus {
    outline: none;
    border-color: #c2086e;
    background-color: #ffffff;
    /* box-shadow: */ 0 0 0 3px rgba(194, 8, 110, 0.1);
    transform: translateY(-1px);
}

/* Slider Styles */
.slider {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: #e1e8ed;
    outline: none;
    margin: 15px 0;
    cursor: pointer;
    transition: all 0.3s ease;
    -webkit-user-select: none;
    -moz-user-select: none;
    user-select: none;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #c2086e;
    cursor: grab;
    transition: all 0.3s ease;
    border: 2px solid #ffffff;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.slider::-webkit-slider-thumb:hover {
    transform: scale(1.1);
    cursor: grabbing;
}

.slider::-webkit-slider-thumb:active {
    cursor: grabbing;
    transform: scale(1.2);
}

.slider::-webkit-slider-track {
    height: 8px;
    border-radius: 4px;
    background: #e1e8ed;
}

.slider::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #c2086e;
    cursor: grab;
    border: 2px solid #ffffff;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.slider::-moz-range-thumb:hover {
    transform: scale(1.1);
    cursor: grabbing;
}

.slider::-moz-range-thumb:active {
    cursor: grabbing;
    transform: scale(1.2);
}

.slider::-moz-range-track {
    height: 8px;
    border-radius: 4px;
    background: #e1e8ed;
    border: none;
}

.slider:focus {
    /* box-shadow: */ 0 0 0 3px rgba(194, 8, 110, 0.1);
}

.slider-value {
    font-weight: 700;
    color: #c2086e;
    font-size: 1.1em;
    transition: color 0.2s ease, transform 0.2s ease;
}

.slider-value.updating {
    color: #c2086e;
    transform: scale(1.05);
}

.slider-labels {
    display: flex;
    justify-content: space-between;
    margin-top: 5px;
    font-size: 0.9em;
    color: #7f8c8d;
}

.form-group.focused label {
    color: #c2086e;
}

.form-group small {
    display: block;
    margin-top: 5px;
    color: #7f8c8d;
    font-size: 0.9em;
    font-style: italic;
}

.calculate-btn {
    width: 100%;
    background: linear-gradient(135deg, #c2086e, #2980b9);
    color: white;
    border: none;
    padding: 15px 30px;
    font-size: 18px;
    font-weight: 600;
    /* border-radius: */ 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 20px;
}

.calculate-btn:hover:not(:disabled) {
    background: linear-gradient(135deg, #2980b9, #1f4e79);
    transform: translateY(-2px);
    /* box-shadow: */ 0 6px 20px rgba(52, 152, 219, 0.3);
}

.calculate-btn:disabled {
    background: #bdc3c7;
    cursor: not-allowed;
    transform: none;
    /* box-shadow: */ none;
}

.results-container {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    /* border-radius: */ 12px;
    padding: 25px;
    margin-top: 20px;
    border-left: 5px solid #c2086e;
    animation: slideIn 0.5s ease-out;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.results-container.calculating {
    opacity: 0.7;
    transform: scale(0.98);
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.results-container h4 {
    color: #c2086e;
    margin-bottom: 20px;
    font-size: 1.4em;
}

.result-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid #dee2e6;
    transition: background-color 0.2s ease;
}

.result-item:last-child {
    border-bottom: none;
}

.result-item:hover {
    background-color: rgba(194, 8, 110, 0.05);
    /* border-radius: */ 6px;
    padding-left: 10px;
    padding-right: 10px;
}

.result-label {
    font-weight: 600;
    color: #c2086e;
    flex: 1;
}

.result-value {
    font-weight: 700;
    color: #c2086e;
    font-size: 1.2em;
    text-align: right;
    min-width: 120px;
}

.loading-indicator {
    background: #c2086e;
    color: white;
    padding: 20px;
    margin: 15px 0;
    text-align: center;
    font-weight: 600;
    animation: pulse 1.5s ease-in-out infinite;
}

.error-message {
    background: #e74c3c;
    color: white;
    padding: 15px;
    /* border-radius: */ 8px;
    margin: 15px 0;
    text-align: center;
    font-weight: 600;
    animation: shake 0.5s ease-in-out;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

/* Mobile Responsive */
@media (max-width: 768px) {
    #unabhaengigkeitsrechner-container {
        padding: 0px;
    }
    
    .calculator-form {
        padding: 0px;
    }
    
    #unabhaengigkeitsrechner-container h3 {
        font-size: 1.6em;
        margin-bottom: 20px;
    }
    
    .form-group input,
    .form-group select {
        font-size: 16px; /* Verhindert Zoom auf iOS */
    }
    
    .result-item {
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
    }
    
    .result-value {
        text-align: left;
        margin-top: 5px;
        min-width: auto;
    }
    
    .calculate-btn {
        font-size: 16px;
        padding: 12px 20px;
    }
}

/* Accessibility Improvements */
.form-group input:focus,
.form-group select:focus,
.calculate-btn:focus {
    outline: 2px solid #c2086e;
    outline-offset: 2px;
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .form-group input,
    .form-group select {
        border-width: 3px;
    }
    
    .calculate-btn {
        border: 2px solid #ffffff;
    }
    
    .result-item {
        border-bottom-width: 2px;
    }
}

/* Print Styles */
@media print {
    .calculator-form {
        /* box-shadow: */ none;
        border: 1px solid #000;
    }
    
    .calculate-btn {
        display: none;
    }
    
    .results-container {
        background: none;
        border: 1px solid #000;
    }
}

/* Loading Animation */
.calculate-btn:disabled::after {
    content: '';
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid #ffffff;
    /* border-radius: */ 50%;
    border-top-color: transparent;
    animation: spin 1s linear infinite;
    margin-left: 10px;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Tooltip Styles */
.form-group label[title]:hover::after {
    content: attr(title);
    position: absolute;
    bottom: 100%;
    left: 0;
    background: #2c3e50;
    color: white;
    padding: 8px 12px;
    /* border-radius: */ 6px;
    font-size: 0.9em;
    white-space: nowrap;
    z-index: 1000;
    /* box-shadow: */ 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* Success Animation */
.result-item {
    animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}