:root {
    --font-heading: 'Barlow Condensed', sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --color-primary: #059669;
    --color-primary-dark: #047857;
    --color-primary-light: #d1fae5;
    --color-secondary: #64748b;
    --color-success: #22c55e;
    --color-danger: #ef4444;
    --color-warning: #f59e0b;
    --color-bg: #f8fafc;
    --color-bg-card: #ffffff;
    --color-border: #e2e8f0;
    --color-text: #1e293b;
    --color-text-muted: #64748b;
    --color-text-light: #94a3b8;
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: var(--font-body); background: var(--color-bg); color: var(--color-text); line-height: 1.5; }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-heading); font-weight: 600; }
.login-container { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: var(--spacing-lg); }
.login-card { background: var(--color-bg-card); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); padding: var(--spacing-xl); width: 100%; max-width: 400px; }
.login-header { text-align: center; margin-bottom: var(--spacing-xl); }
.login-icon { font-size: 3rem; margin-bottom: var(--spacing-md); }
.login-header h1 { font-size: 1.75rem; margin-bottom: var(--spacing-xs); }
.subtitle { color: var(--color-text-muted); font-size: 0.875rem; }
.app-container { min-height: 100vh; display: flex; flex-direction: column; }
.app-header { background: var(--color-bg-card); padding: var(--spacing-md) var(--spacing-xl); box-shadow: var(--shadow-sm); display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: var(--spacing-md); }
.header-content h1 { font-size: 1.5rem; }
.header-actions { display: flex; align-items: center; gap: var(--spacing-md); }
.user-info { display: flex; align-items: center; gap: var(--spacing-sm); }
.user-badge { background: var(--color-primary-light); color: var(--color-primary-dark); padding: 0.125rem 0.5rem; border-radius: var(--radius-sm); font-size: 0.75rem; font-weight: 600; font-family: var(--font-heading); }
.main-content { flex: 1; padding: var(--spacing-xl); max-width: 1400px; margin: 0 auto; width: 100%; }
.app-footer { background: var(--color-bg-card); padding: var(--spacing-md); text-align: center; color: var(--color-text-muted); font-size: 0.875rem; border-top: 1px solid var(--color-border); }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: var(--spacing-lg); margin-bottom: var(--spacing-xl); }
.stat-card { background: var(--color-bg-card); border-radius: var(--radius-lg); padding: var(--spacing-lg); display: flex; align-items: center; gap: var(--spacing-md); box-shadow: var(--shadow-sm); }
.stat-icon { width: 48px; height: 48px; border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; font-size: 1.5rem; }
.stat-icon.firmen { background: #dbeafe; }
.stat-icon.aktiv { background: #d1fae5; }
.stat-icon.gesperrt { background: #fee2e2; }
.stat-icon.inaktiv { background: #f3f4f6; }
.stat-content h3 { font-size: 0.875rem; color: var(--color-text-muted); font-weight: 500; }
.stat-value { font-size: 1.5rem; font-weight: 700; font-family: var(--font-heading); }
.tabs { display: flex; gap: var(--spacing-sm); margin-bottom: var(--spacing-lg); border-bottom: 2px solid var(--color-border); padding-bottom: var(--spacing-sm); }
.tab-btn { padding: var(--spacing-sm) var(--spacing-lg); border: none; background: transparent; font-family: var(--font-heading); font-size: 1rem; font-weight: 600; color: var(--color-text-muted); cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -0.625rem; transition: all 0.2s; }
.tab-btn:hover { color: var(--color-text); }
.tab-btn.active { color: var(--color-primary); border-bottom-color: var(--color-primary); }
.tab-content { display: none; }
.tab-content.active { display: block; }
.card { background: var(--color-bg-card); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); overflow: hidden; }
.card-header { padding: var(--spacing-lg); border-bottom: 1px solid var(--color-border); display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: var(--spacing-md); }
.card-header h2 { font-size: 1.125rem; display: flex; align-items: center; gap: var(--spacing-sm); }
.card-body { padding: var(--spacing-lg); }
.count-badge { background: var(--color-bg); color: var(--color-text-muted); padding: 0.125rem 0.5rem; border-radius: var(--radius-sm); font-size: 0.875rem; }
.firmen-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(350px, 1fr)); gap: var(--spacing-lg); }
.firma-card { background: var(--color-bg-card); border: 1px solid var(--color-border); border-radius: var(--radius-lg); display: flex; flex-direction: column; min-height: 380px; }
.firma-card-header { padding: var(--spacing-lg); border-bottom: 1px solid var(--color-border); display: flex; justify-content: space-between; align-items: flex-start; min-height: 100px; }
.firma-card-header h3 { font-size: 1.1rem; margin-bottom: var(--spacing-xs); }
.firma-card-header p { color: var(--color-text-muted); font-size: 0.875rem; }
.firma-card-body { padding: var(--spacing-lg); flex: 1; }
.firma-card-body p { margin-bottom: var(--spacing-md); font-size: 0.875rem; }
.firma-card-body strong { font-family: var(--font-heading); font-weight: 600; }
.firma-card-footer { padding: var(--spacing-md) var(--spacing-lg); background: var(--color-bg); border-top: 1px solid var(--color-border); display: flex; justify-content: flex-end; gap: var(--spacing-sm); margin-top: auto; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: var(--spacing-sm); padding: 0.625rem 1.25rem; border: none; border-radius: var(--radius-md); font-family: var(--font-heading); font-size: 0.9375rem; font-weight: 600; cursor: pointer; transition: all 0.2s; }
.btn-primary { background: var(--color-primary); color: white; }
.btn-primary:hover { background: var(--color-primary-dark); }
.btn-secondary { background: var(--color-bg); color: var(--color-text); border: 1px solid var(--color-border); }
.btn-secondary:hover { background: var(--color-border); }
.btn-danger { background: var(--color-danger); color: white; }
.btn-danger:hover { background: #dc2626; }
.btn-small { padding: 0.375rem 0.75rem; font-size: 0.8125rem; }
.btn-full { width: 100%; }
.form-group { margin-bottom: var(--spacing-md); }
.form-group label { display: block; margin-bottom: var(--spacing-xs); font-family: var(--font-heading); font-weight: 600; font-size: 0.875rem; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 0.625rem 0.875rem; border: 1px solid var(--color-border); border-radius: var(--radius-md); font-family: var(--font-body); font-size: 0.9375rem; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px var(--color-primary-light); }
.form-hint { font-size: 0.75rem; color: var(--color-text-muted); margin-top: var(--spacing-xs); }
.form-row { display: flex; gap: var(--spacing-md); }
.form-row .form-group { flex: 1; }
.form-control { padding: 0.5rem 0.75rem; border: 1px solid var(--color-border); border-radius: var(--radius-md); font-family: var(--font-body); font-size: 0.875rem; }
.pin-input { letter-spacing: 0.5rem; text-align: center; font-size: 1.25rem; }
.table-container { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: var(--spacing-md); text-align: left; border-bottom: 1px solid var(--color-border); }
th { font-family: var(--font-heading); font-weight: 600; font-size: 0.875rem; color: var(--color-text-muted); text-transform: uppercase; }
td.actions { display: flex; gap: var(--spacing-xs); }
.badge { display: inline-block; padding: 0.125rem 0.5rem; border-radius: var(--radius-sm); font-size: 0.75rem; font-weight: 600; font-family: var(--font-heading); }
.badge-aktiv { background: #d1fae5; color: #047857; }
.badge-inaktiv { background: #f3f4f6; color: #6b7280; }
.badge-gesperrt { background: #fee2e2; color: #dc2626; }
.alert { padding: var(--spacing-md); border-radius: var(--radius-md); display: flex; align-items: center; gap: var(--spacing-sm); margin-bottom: var(--spacing-md); }
.alert-error { background: #fee2e2; color: #dc2626; }
.alert-success { background: #d1fae5; color: #047857; }
.alert-info { background: #dbeafe; color: #1e40af; }
.modal-overlay { position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0, 0, 0, 0.5); display: none; align-items: center; justify-content: center; padding: var(--spacing-lg); z-index: 1000; }
.modal-overlay.active { display: flex; }
.modal { background: var(--color-bg-card); border-radius: var(--radius-lg); width: 100%; max-width: 500px; max-height: 90vh; overflow: hidden; display: flex; flex-direction: column; }
.modal.modal-large { max-width: 700px; }
.modal-header { padding: var(--spacing-lg); border-bottom: 1px solid var(--color-border); display: flex; justify-content: space-between; align-items: center; }
.modal-header h2 { font-size: 1.25rem; }
.modal-close { background: none; border: none; font-size: 1.5rem; cursor: pointer; color: var(--color-text-muted); }
.modal-body { padding: var(--spacing-lg); overflow-y: auto; flex: 1; }
.modal-footer { padding: var(--spacing-lg); border-top: 1px solid var(--color-border); display: flex; justify-content: flex-end; gap: var(--spacing-sm); }
.modal-tabs { display: flex; gap: var(--spacing-sm); margin-bottom: var(--spacing-lg); border-bottom: 1px solid var(--color-border); padding-bottom: var(--spacing-sm); }
.modal-tab-btn { padding: var(--spacing-sm) var(--spacing-md); border: none; background: transparent; font-family: var(--font-heading); font-size: 0.875rem; font-weight: 600; color: var(--color-text-muted); cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -0.625rem; }
.modal-tab-btn:hover { color: var(--color-text); }
.modal-tab-btn.active { color: var(--color-primary); border-bottom-color: var(--color-primary); }
.modal-tab-content { display: none; }
.modal-tab-content.active { display: block; }
.checkbox-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: var(--spacing-md); }
.checkbox-label { display: flex; align-items: center; gap: var(--spacing-sm); cursor: pointer; font-size: 0.875rem; }
.checkbox-label input { width: auto; }
.total-box { background: var(--color-bg); padding: var(--spacing-md); border-radius: var(--radius-md); display: flex; justify-content: space-between; align-items: center; font-size: 1.125rem; }
.total-box strong { font-family: var(--font-heading); }
.empty-state { text-align: center; padding: var(--spacing-xl); color: var(--color-text-muted); }
.hidden { display: none !important; }
.mt-2 { margin-top: var(--spacing-lg); }
@media (max-width: 768px) { .firmen-grid { grid-template-columns: 1fr; } .firma-card { min-height: auto; } .form-row { flex-direction: column; } .app-header { padding: var(--spacing-md); } .main-content { padding: var(--spacing-md); } }