:root {
  --color-primary: #2f6fed;
  --color-primary-dark: #1e4fc4;
  --color-primary-bg: #eaf2ff;
  --color-success: #1eaa59;
  --color-success-bg: #e6f7ed;
  --color-warning: #f59e0b;
  --color-warning-bg: #fef3e2;
  --color-danger: #e5484d;
  --color-danger-bg: #fdeaea;
  --color-info-bg: #eaf2ff;
  --color-bg: #f7f9fc;
  --color-surface: #ffffff;
  --color-surface-alt: #f7f9fa;
  --color-border: #e5e9f0;
  --color-text: #1b2a4a;
  --color-text-muted: #6b7688;
  --color-text-faint: #9aa3b2;

  
  --color-btn-neutral: #e1e5eb;
  --color-btn-neutral-hover: #cdd3dc;
  --sidebar-width: 240px;
  --header-height: 68px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-pill: 999px;
  --shadow-card: 0 1px 3px rgba(16, 24, 40, 0.08);
  --shadow-panel: 0 2px 8px rgba(16, 24, 40, 0.10);
  --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  
  --text-sm: 16px;    
  --text-base: 17px;  
  --text-md: 19px;    
  --text-lg: 22px;    
  --text-xl: 26px;    
  --text-2xl: 30px;   
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
}


:root[data-theme="dark"] {
  --color-bg: #10151f;
  --color-surface: #171e2b;
  --color-surface-alt: #1c2434;
  --color-border: #262f40;
  --color-text: #eef1f7;
  --color-text-muted: #9aa6bb;
  --color-text-faint: #6b7688;
  --color-primary-bg: #16233f;
  --color-success-bg: #133423;
  --color-warning-bg: #3a2a0e;
  --color-danger-bg: #3a1518;
  --color-info-bg: #16233f;
  --color-btn-neutral: #323c4c;
  --color-btn-neutral-hover: #3f4a5c;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-base);
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.5;
  padding-left: max(0px, env(safe-area-inset-left));
  padding-right: max(0px, env(safe-area-inset-right));
  padding-bottom: max(0px, env(safe-area-inset-bottom));
}

h1, h2, h3, h4 {
  color: var(--color-text);
  margin: 0 0 var(--space-2) 0;
  font-weight: 700;
  line-height: 1.25;
}


h1 { font-size: var(--text-xl); }
h2 { font-size: var(--text-lg); }
h3 { font-size: var(--text-md); }
h4 { font-size: var(--text-base); }


a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover,
a:focus-visible {
  color: var(--color-text);
}

a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: 2px;
}

@media (prefers-reduced-motion: reduce) {
  a {
    transition: none;
  }
}

p {
  margin: 0 0 var(--space-3) 0;
}

table {
  border-collapse: collapse;
  width: 100%;
}

button {
  font-family: inherit;
  cursor: pointer;
}

img {
  max-width: 100%;
}



.app_shell {
  display: flex;
  min-height: 100vh;
  min-height: 100dvh;
}

.app_main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.app_content {
  padding: var(--space-6);
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
}

.page_header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.page_header h1 {
  font-size: var(--text-xl);
}

.page_header_subtitle {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin: 0;
}



.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  padding: 10px 18px;
  font-size: var(--text-sm);
  font-weight: 600;
  min-height: 44px;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

.btn:hover {
  text-decoration: none;
}

.btn_primary {
  background: var(--color-btn-neutral);
  color: var(--color-text);
}

.btn_primary:hover {
  background: var(--color-btn-neutral-hover);
}

.btn_secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn_secondary:hover {
  background: var(--color-bg);
}

.btn_danger {
  background: var(--color-danger);
  color: #fff;
}

.btn_small {
  min-height: 40px;
  padding: 8px 14px;
  font-size: var(--text-sm);
}



.form_group {
  margin-bottom: var(--space-4);
}

.form_group label {
  display: block;
  font-weight: 600;
  font-size: var(--text-sm);
  margin-bottom: var(--space-2);
  color: var(--color-text);
}

.form_row {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.form_row > .form_group {
  flex: 1;
  min-width: 200px;
}

.form_input,
input[type="text"],
input[type="email"],
input[type="number"],
input[type="date"],
input[type="time"],
input[type="password"],
select,
textarea {
  width: 100%;
  padding: 10px 12px;
  min-height: 44px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: var(--text-sm);
  font-family: inherit;
}


.form_input_narrow {
  max-width: 280px;
}

textarea {
  min-height: 80px;
}

.form_input:focus,
input:focus,
select:focus,
textarea:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
}

.form_errors {
  color: var(--color-danger);
  font-size: var(--text-sm);
  margin-top: var(--space-1);
}

.field_error {
  color: var(--color-danger);
  font-size: var(--text-sm);
  margin-top: 4px;
}

.temperature_input {
  font-variant-numeric: tabular-nums;
}



.status_badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  font-size: var(--text-sm);
  font-weight: 600;
  white-space: nowrap;
}

.status_badge_success {
  background: var(--color-success-bg);
  color: var(--color-success);
}

.status_badge_danger {
  background: var(--color-danger-bg);
  color: var(--color-danger);
}

.status_badge_warning {
  background: var(--color-warning-bg);
  color: var(--color-warning);
}

.status_badge_neutral {
  background: var(--color-bg);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}


.status_badge_sm {
  padding: 2px 10px;
}



.info_banner {
  background: var(--color-info-bg);
  border-radius: var(--radius-sm);
  padding: var(--space-4);
  color: var(--color-text);
  font-size: var(--text-sm);
  margin-bottom: var(--space-5);
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
}




.beispiel_wasserzeichen {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) rotate(-30deg);
  z-index: 500;
  pointer-events: none;
  user-select: none;
  white-space: nowrap;
  font-size: clamp(48px, 14vw, 220px);
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--color-warning);
  opacity: 0.16;
}



.pagination {
  display: flex;
  justify-content: center;
  gap: var(--space-3);
  margin-top: var(--space-5);
  align-items: center;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.pagination a {
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  background: var(--color-surface);
}

.pagination a:hover {
  background: var(--color-bg);
  text-decoration: none;
}

.pagination_disabled {
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  color: var(--color-text-faint);
}



.text_muted { color: var(--color-text-muted); }
.text_danger { color: var(--color-danger); }
.text_warning { color: var(--color-warning); }
.text_success { color: var(--color-success); }
.mt-0 { margin-top: 0; }
.flex_between { display: flex; align-items: center; justify-content: space-between; }
.stack_gap { display: flex; flex-direction: column; gap: var(--space-3); }

@media (max-width: 1199px) {
  .app_content {
    padding: var(--space-4);
  }
}

@media (max-width: 767px) {
  .app_content {
    padding: var(--space-3);
  }
  .form_row {
    flex-direction: column;
  }
  .form_row.form_row_datetime {
    flex-direction: row;
  }
}





input, select, textarea, button {
  font-family: inherit;
  font-size: var(--text-sm);
}


small, sub, sup, figcaption, caption, legend, label, th, td, li, dt, dd {
  font-size: inherit;
}

small {
  font-size: var(--text-sm);
}