/* ========================================
   CSS Custom Properties (Globale Farben)
   ======================================== */
:root {
    /* Primärfarben */
    --primary-color: #5D6A6A;
    --primary-hover: #854554;
    
    /* Textfarben */
    --text-primary: #1a1a1a;
    --text-secondary: #333333;
    --text-muted: #666666;
    --text-disabled: #9ca3af;
    
    /* Hintergrundfarben */
    --bg-white: #ffffff;
    --bg-light: #fafbfc;
    --bg-disabled: #f3f4f6;
    
    /* Borderfarben */
    --border-light: #e1e5e9;
    --border-default: #d1d5db;
    --border-focus: #2563eb;
    
    /* Status-Farben */
    --success-bg: #d1fae5;
    --success-border: #a7f3d0;
    --success-text: #065f46;
    
    --error-bg: #fee2e2;
    --error-border: #fca5a5;
    --error-text: #dc2626;
    
    /* Button-Farben */
    --btn-danger: #5D6A6A;
    --btn-danger-hover: #854553;
}

.eltern-kontakt-container {
    max-width: 100%;
    margin: 0 auto;
    padding: 0px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.eltern-kontakt-form {
    background: var(--bg-white);
    border-radius: 8px;
    border: 1px solid var(--border-light);
    padding: 32px;
}

.form-header {
    margin-bottom: 32px;
}

.form-header h3 {
    color: var(--text-primary);
    font-size: 1.5rem;
    font-weight: 500;
    margin: 0 0 6px 0;
    letter-spacing: -0.025em;
}

.form-header p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin: 0;
    font-weight: 400;
}

.form-row {
    display: flex;
    gap: 16px;
    margin-bottom: 20px;
}

.form-row .form-group {
    flex: 1;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 400;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"] {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-default);
    border-radius: 4px;
    font-size: 0.95rem;
    transition: border-color 0.2s ease;
    box-sizing: border-box;
    background: var(--bg-white);
}

.form-group input[type="text"]:focus,
.form-group input[type="email"]:focus,
.form-group input[type="tel"]:focus {
    outline: none;
    border-color: var(--border-focus);
}

.weitere-personen-section {
    margin: 32px 0;
    padding: 20px;
    background: var(--bg-light);
    border-radius: 6px;
    border: 1px solid var(--border-light);
}

.weitere-personen-section h4 {
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 500;
    margin: 0 0 4px 0;
}

.section-description {
    color: var(--text-muted);
    margin: 0 0 16px 0;
    font-size: 0.9rem;
}

.weitere-person {
    display: flex;
    gap: 12px;
    margin-bottom: 12px;
    align-items: end;
}

.weitere-person .form-group {
    flex: 1;
    margin-bottom: 0;
}

.remove-person-btn {
    background: var(--btn-danger);
    color: var(--bg-white);
    border: none;
    border-radius: 4px;
    padding: 10px 14px;
    cursor: pointer;
    font-size: 0.85rem;
    transition: background-color 0.2s ease;
    height: 38px;
}

.remove-person-btn:hover {
    background: var(--btn-danger-hover);
}

.add-person-btn {
    background: var(--bg-white);
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
    border-radius: 4px;
    padding: 8px 16px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 400;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.add-person-btn:hover {
    background: var(--primary-color);
    color: var(--bg-white);
}

.add-person-btn:disabled {
    background: var(--bg-disabled);
    color: var(--text-disabled);
    border-color: var(--border-default);
    cursor: not-allowed;
}

.checkbox-group {
    margin: 32px 0;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    cursor: pointer;
    font-size: 0.9rem;
    line-height: 1.4;
    color: var(--text-secondary);
}

.checkbox-label input[type="checkbox"] {
    opacity: 0;
    width: 0;
    height: 0;
}

.checkmark {
    width: 16px;
    height: 16px;
    border: 1px solid var(--border-default);
    border-radius: 3px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    flex-shrink: 0;
    margin-top: 2px;
    background: var(--bg-white);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark:after {
    content: "✓";
    color: var(--bg-white);
    font-weight: bold;
    font-size: 10px;
}

.checkbox-label a {
    color: var(--primary-color);
    text-decoration: none;
}

.checkbox-label a:hover {
    text-decoration: underline;
}

.form-actions {
    margin-top: 32px;
}

.submit-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    padding: 12px 24px;
    font-size: 0.95rem;
    font-weight: 400;
    cursor: pointer;
    transition: background-color 0.2s ease;
    position: relative;
}

.submit-btn:hover {
    background: var(--primary-hover);
}

.submit-btn:disabled {
    background: #9ca3af;
    cursor: not-allowed;
}

.submit-btn .btn-loading {
    display: none;
}

.submit-btn.loading .btn-text {
    display: none;
}

.submit-btn.loading .btn-loading {
    display: inline;
}

.form-message {
    margin-top: 20px;
    padding: 12px 16px;
    border-radius: 4px;
    font-size: 0.9rem;
    display: none;
}

.form-message.success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.form-message.error {
    background: #fee2e2;
    color: #dc2626;
    border: 1px solid #fca5a5;
}

/* Responsive Design */
@media (max-width: 768px) {
    .eltern-kontakt-container {
        padding: 0px;
    }
    
    .eltern-kontakt-form {
        padding: 24px;
    }
    
    .form-row {
        flex-direction: column;
        gap: 0;
    }
    
    .form-header h3 {
        font-size: 1.3rem;
    }
    
    .weitere-person {
        flex-direction: column;
        gap: 8px;
    }
    
    .weitere-person .form-group {
        margin-bottom: 12px;
    }
    
    .remove-person-btn {
        align-self: flex-start;
        height: auto;
    }
    
    .weitere-personen-section {
        padding: 16px;
    }
}

@media (max-width: 480px) {
    .form-header h3 {
        font-size: 1.2rem;
    }
    
    .form-header p {
        font-size: 0.9rem;
    }
    
    .submit-btn {
        width: 100%;
        padding: 12px;
    }
}