:root {
    --font: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    --bg: #f0f4f8;
    --bg-accent: linear-gradient(145deg, #e8eef5 0%, #f5f7fa 45%, #eef2f7 100%);
    --surface: #ffffff;
    --text: #0f172a;
    --text-muted: #64748b;
    --border: #e2e8f0;
    --border-focus: #3b82f6;
    --shadow: 0 4px 24px rgba(15, 23, 42, 0.06);
    --shadow-lg: 0 20px 50px rgba(15, 23, 42, 0.1);
    --radius: 12px;
    --radius-sm: 8px;
    --accent: #1b4d8c;
    --accent-hover: #163d6f;
    --accent-soft: #e8f0fa;
    --success: #0f766e;
    --success-soft: #ccfbf1;
    --warning-soft: #fef3c7;
    --danger: #b91c1c;
    --danger-soft: #fee2e2;
}

* {
    box-sizing: border-box;
}

body.keyman-page {
    margin: 0;
    min-height: 100vh;
    font-family: var(--font);
    color: var(--text);
    background: var(--bg);
    background-image: var(--bg-accent);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

.page {
    max-width: 720px;
    margin: 0 auto;
    padding: 24px 20px 48px;
}

.page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 24px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 14px;
}

.brand-mark {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--accent) 0%, #2d6cb5 100%);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    font-weight: 700;
    box-shadow: 0 8px 20px rgba(27, 77, 140, 0.35);
}

.brand h1 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.brand p {
    margin: 4px 0 0;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.link-manage {
    font-size: 0.85rem;
    color: var(--accent);
    text-decoration: none;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    background: var(--surface);
    border: 1px solid var(--border);
    white-space: nowrap;
    transition: background 0.15s, border-color 0.15s;
}

.link-manage:hover {
    background: var(--accent-soft);
    border-color: #c7d9ed;
}

.page-header-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}

.user-chip {
    font-size: 0.85rem;
    color: var(--text-muted);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    background: var(--accent-soft);
    border: 1px solid #c7d9ed;
    max-width: 180px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.prefill-hint {
    margin: -12px 0 20px;
    padding: 10px 14px;
    font-size: 0.9rem;
    color: var(--text-muted);
    background: var(--accent-soft);
    border-radius: var(--radius-sm);
    border: 1px solid #c7d9ed;
}

.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px 20px;
}

.auth-card {
    width: 100%;
    max-width: 400px;
    background: var(--surface);
    padding: 28px;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
}

.auth-card h1 {
    margin: 0 0 8px;
    font-size: 1.4rem;
}

.auth-tagline {
    color: var(--text-muted);
    margin: 0 0 20px;
    font-size: 0.95rem;
    line-height: 1.45;
}

.auth-form label {
    display: block;
    font-weight: 600;
    margin: 12px 0 6px;
    font-size: 0.9rem;
}

.auth-form input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
}

.auth-form .btn-primary {
    width: 100%;
    margin-top: 16px;
}

.auth-footer {
    margin-top: 20px;
    font-size: 0.9rem;
    color: var(--text-muted);
    text-align: center;
}

.auth-footer a {
    color: var(--accent);
}

.alert--error {
    background: var(--danger-soft);
    color: var(--danger);
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
    font-size: 0.9rem;
}

.form-card {
    background: var(--surface);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.8);
    overflow: hidden;
}

.form-section {
    padding: 24px 28px;
    border-bottom: 1px solid var(--border);
}

.form-section:last-of-type {
    border-bottom: none;
}

.form-section h2 {
    margin: 0 0 4px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
}

.form-section .section-desc {
    margin: 0 0 18px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.field-grid {
    display: grid;
    gap: 18px;
}

.field-grid--2 {
    grid-template-columns: 1fr 1fr;
}

.field-grid--1 {
    grid-template-columns: 1fr;
}

@media (max-width: 600px) {
    .field-grid--2 {
        grid-template-columns: 1fr;
    }

    .form-section {
        padding: 20px 18px;
    }

    .page-header {
        flex-direction: column;
    }
}

.field label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 6px;
}

.field label.required::after {
    content: " *";
    color: var(--danger);
    font-weight: 500;
}

.field input[type="text"],
.field input[type="email"],
.field input[type="date"],
.field select,
.field textarea {
    width: 100%;
    padding: 11px 14px;
    font-size: 1rem;
    font-family: inherit;
    color: var(--text);
    background: #f8fafc;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
    outline: none;
    border-color: var(--border-focus);
    background: var(--surface);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.field textarea {
    resize: vertical;
    min-height: 88px;
}

.field-hint {
    margin: 6px 0 0;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.type-toggle {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    padding: 4px;
    background: #f1f5f9;
    border-radius: var(--radius);
}

.type-toggle button {
    padding: 12px 16px;
    font-size: 1rem;
    font-weight: 600;
    font-family: inherit;
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s;
}

.type-toggle button:hover {
    color: var(--text);
    background: rgba(255, 255, 255, 0.6);
}

.type-toggle button.is-active[data-type="Ausgabe"] {
    background: var(--surface);
    color: var(--accent);
    border-color: var(--accent-soft);
    box-shadow: var(--shadow);
}

.type-toggle button.is-active[data-type="Rueckgabe"] {
    background: var(--surface);
    color: var(--success);
    border-color: var(--success-soft);
    box-shadow: var(--shadow);
}

.return-banner {
    padding: 14px 16px;
    background: var(--warning-soft);
    border: 1px solid #fcd34d;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
}

.return-banner label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-weight: 500;
    cursor: pointer;
    margin: 0;
}

.return-banner input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    accent-color: var(--accent);
}

.checkbox-field label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
    cursor: pointer;
}

.checkbox-field input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--accent);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 18px;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: inherit;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: background 0.15s, transform 0.1s;
}

.btn:active {
    transform: scale(0.98);
}

.btn-secondary {
    background: #f1f5f9;
    color: var(--text);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: #e2e8f0;
}

.btn-scan {
    margin-top: 8px;
    width: 100%;
}

.btn-primary {
    width: 100%;
    padding: 14px 24px;
    font-size: 1.05rem;
    background: linear-gradient(135deg, var(--accent) 0%, #2a5f9e 100%);
    color: #fff;
    box-shadow: 0 8px 24px rgba(27, 77, 140, 0.35);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--accent-hover) 0%, var(--accent) 100%);
}

.form-actions {
    padding: 20px 28px 28px;
    background: #f8fafc;
}

.signature-wrap {
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    background: #fafbfc;
    padding: 4px;
    transition: border-color 0.2s;
}

.signature-wrap:focus-within {
    border-color: var(--border-focus);
    background: var(--surface);
}

#signature-pad {
    display: block;
    width: 100%;
    max-width: 100%;
    height: 160px;
    touch-action: none;
    background: #fff;
    border-radius: calc(var(--radius) - 4px);
    cursor: crosshair;
}

.signature-actions {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}

.hidden {
    display: none !important;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.person-search {
    margin-bottom: 20px;
    padding: 16px;
    background: var(--accent-soft);
    border: 1px solid #c7d9ed;
    border-radius: var(--radius);
}

.person-search .section-desc {
    margin-bottom: 12px;
}

.person-search-input-wrap {
    position: relative;
}

.person-search-input-wrap input {
    width: 100%;
    padding: 11px 40px 11px 14px;
    font-size: 1rem;
    font-family: inherit;
    color: var(--text);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
}

.person-search-input-wrap input:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.person-search-spinner {
    position: absolute;
    right: 12px;
    top: 50%;
    width: 18px;
    height: 18px;
    margin-top: -9px;
    border: 2px solid #cbd5e1;
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: person-search-spin 0.7s linear infinite;
}

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

.person-search-results {
    margin-top: 8px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
    max-height: 260px;
    overflow-y: auto;
}

.person-search-item {
    display: grid;
    grid-template-columns: 1fr auto;
    grid-template-rows: auto auto;
    gap: 2px 10px;
    width: 100%;
    padding: 10px 12px;
    border: none;
    border-bottom: 1px solid var(--border);
    background: transparent;
    text-align: left;
    cursor: pointer;
    font-family: inherit;
}

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

.person-search-item:hover,
.person-search-item:focus {
    background: #f8fafc;
    outline: none;
}

.person-search-item-title {
    grid-column: 1;
    font-weight: 600;
    color: var(--text);
}

.person-search-item-meta {
    grid-column: 1;
    font-size: 0.82rem;
    color: var(--text-muted);
}

.person-search-badge {
    grid-column: 2;
    grid-row: 1 / span 2;
    align-self: center;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--accent);
    background: var(--accent-soft);
    padding: 4px 8px;
    border-radius: 999px;
    white-space: nowrap;
}

.person-search-actions {
    margin-top: 10px;
}

.person-search-status {
    margin: 10px 0 0;
    font-size: 0.88rem;
    padding: 8px 10px;
    border-radius: var(--radius-sm);
}

.person-search-status.is-ok {
    background: var(--success-soft);
    color: var(--success);
}

.person-search-status.is-warn {
    background: var(--warning-soft);
    color: #92400e;
}

.person-search-status.is-error {
    background: var(--danger-soft);
    color: var(--danger);
}