:root {
    --primary-color: #005ea8;
    --primary-color-dark: #004a87;
    --accent-color: #cfff04;
    --background-color: #f0f2f5; 
    --surface-color: #ffffff;  
    --text-color: #1a202c;     
    --label-color: #4a5568;     
    --border-color: #cbd5e0;    
    --border-radius: 6px;
    --box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
}
body {
    margin: 0;
    padding: 30px 15px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}
.container {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--surface-color);
    padding: 25px 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}
h1 {
    font-size: 28px;
    font-weight: 700;
    color: #000;
    margin-bottom: 20px;
    text-align: center;
}
label {
    margin-top: 20px;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 14px;
    color: var(--label-color);
}
input[type="text"], input[type="date"], input[type="time"], input[type="tel"], input[type="email"], select, textarea {
    width: 100%;
    padding: 12px 15px;
    font-size: 16px;
    color: var(--text-color);
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: border-color 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
    box-sizing: border-box;
}
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 94, 168, 0.25);
}
button[type="submit"] {
    margin-top: 40px;
    padding: 15px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.1s ease;
    width: 100%;
}
button[type="submit"]:hover {
    background-color: var(--primary-color-dark);
    transform: translateY(-2px);
}
.form-row { 
    display: flex; 
    gap: 20px; 
    align-items: flex-start;
}
.form-row:first-of-type {
    align-items: flex-end;
}
.form-group { 
    flex: 1; 
    display: flex; 
    flex-direction: column; 
}
.inline-button { 
    padding: 12px 16px;
    margin-bottom: 0;
    background-color: #f0f2f5; 
    color: var(--label-color); 
    border: 1px solid var(--border-color); 
    border-radius: var(--border-radius); 
    cursor: pointer; 
    transition: background-color 0.2s ease;
    white-space: nowrap;
}
.inline-button:hover { 
    background-color: #e2e8f0; 
}
textarea {
    resize: vertical;
    min-height: 80px;
}
input[type="file"] {
    font-size: 14px;
    padding: 5px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
}
input[type="file"]::file-selector-button {
    margin-right: 15px;
    padding: 10px 14px;
    border: none;
    border-radius: 4px;
    background-color: #f0f2f5;
    color: var(--label-color);
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s ease;
}
input[type="file"]::file-selector-button:hover {
    background-color: #e2e8f0;
}
.checkbox-container {
    margin-top: 20px;
    display: flex;
    align-items: center;
    position: relative;
}
.checkbox-container label {
    margin: 0 0 0 12px;
    font-weight: 500;
    cursor: pointer;
}
.checkbox-container input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    height: 22px;
    width: 22px;
    background-color: #fff;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
    display: grid;
    place-content: center;
    transition: background-color 0.2s, border-color 0.2s;
    flex-shrink: 0;
}
.checkbox-container input[type="checkbox"]::before {
    content: '';
    width: 12px;
    height: 12px;
    transform: scale(0);
    transition: 0.12s transform ease-in-out;
    background-color: var(--accent-color);
    clip-path: polygon(14% 44%, 0 65%, 50% 100%, 100% 16%, 80% 0%, 43% 62%);
}
.checkbox-container input[type="checkbox"]:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color-dark);
}
.checkbox-container input[type="checkbox"]:checked::before {
    transform: scale(1);
}
.personen-checkboxes {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 25px;
    margin-bottom: 10px;
}
.checkbox-container.inline {
    margin-top: 0;
}
.person-details {
    display: none;
    margin-top: 20px;
    padding: 25px;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    background-color: #f9fafb;
}
.person-details h3 {
    margin-top: 0;
    border-bottom: 1px solid #e2e8f0;
    padding-bottom: 15px;
    margin-bottom: 20px;
    font-size: 18px;
}
.person-details .form-group label {
    font-weight: 500;
    margin-top: 10px;
}
#restore-notification {
    padding: 15px;
    margin-bottom: 25px;
    background-color: #eef2f5;
    border: 1px solid #d2d6dc;
    border-radius: 8px;
    text-align: center;
}
#restore-notification p {
    margin: 0 0 10px 0;
}
.inline-button.discard {
    background-color: #f8d7da;
    border-color: #f5c6cb;
    color: #721c24;
}
#form-status {
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 6px;
    text-align: center;
    font-weight: 500;
    display: none; /* Wird per JS sichtbar gemacht */
}
#form-status.status-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    display: block;
}
#form-status.status-error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    display: block;
}