/* ============================================================
   Reptilienverwaltung – CSS Stylesheet
   Dunkle, grüntonige Farbpalette · Mobile-First · Responsiv
   ============================================================ */

/* --- CSS Custom Properties (Farbpalette & Abstände) --- */
:root {
  /* Hintergrund */
  --color-bg: #1B4332;
  --color-surface: #2D6A4F;
  --color-surface-hover: #367a5c;

  /* Akzentfarben */
  --color-accent: #52B788;
  --color-accent-hover: #FF9F1C;

  /* Text */
  --color-text: #B7E4C7;
  --color-text-secondary: #95d5ae;
  --color-text-muted: #74c69d;

  /* Fehler */
  --color-error: #e57373;
  --color-error-bg: #3d1c1c;

  /* Borders */
  --color-border: #40916C;

  /* Schatten */
  --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.4);

  /* Abstände */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;

  /* Radien */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;

  /* Touch Target */
  --touch-min: 44px;

  /* Schrift */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, sans-serif;
  --font-family-heading: 'Exo 2', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-sm: 0.85rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: 1.5rem;

  /* Transition */
  --transition: 0.2s ease;
}

/* --- Reset & Base --- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.5;
  color: var(--color-text);
  background-color: var(--color-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
}

/* --- Header --- */
header {
  background-color: var(--color-surface);
  padding: var(--spacing-md);
  text-align: center;
  border-bottom: 1px solid var(--color-border);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
}

header h1 {
  font-size: var(--font-size-lg);
  color: var(--color-accent-hover);
  font-weight: 700;
}

.header-logo-link {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.header-logo {
  height: 96px;
  width: auto;
}

@media (min-width: 768px) {
  .header-logo {
    height: 112px;
  }
}

/* --- Navigation (Mobile: Bottom Nav) --- */
nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  z-index: 100;
  padding: var(--spacing-xs) 0;
}

nav ul {
  list-style: none;
  display: flex;
  justify-content: space-around;
  align-items: center;
}

nav ul li {
  flex: 1;
}

nav ul li a {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: var(--touch-min);
  padding: var(--spacing-sm) var(--spacing-xs);
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: var(--font-size-sm);
  font-weight: 700;
  border: 1.5px solid var(--color-border);
  border-radius: 20px;
  transition: color var(--transition), background-color var(--transition), border-color var(--transition);
  text-align: center;
}

nav ul li a:hover,
nav ul li a:focus {
  color: var(--color-text);
  background-color: var(--color-surface-hover);
  border-color: var(--color-accent);
}

nav ul li a.active {
  color: var(--color-accent-hover);
  font-weight: 700;
  border-color: var(--color-accent-hover);
}

.nav-item {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: var(--touch-min);
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: var(--font-size-sm);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background-color var(--transition);
}

.nav-item:hover,
.nav-item:focus {
  color: var(--color-text);
  background-color: var(--color-surface-hover);
}

.nav-item.active {
  color: var(--color-accent-hover);
  font-weight: 600;
}

/* --- Sub-Navigation (Stammdaten Tabs) --- */
.sub-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
  position: static;
  background: none;
  border: none;
  padding: 0;
}

.sub-nav-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--touch-min);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-sm);
  font-family: var(--font-family);
  font-weight: 600;
  color: var(--color-text-secondary);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
  flex: 1 1 0;
  text-align: center;
}

.sub-nav-btn:hover,
.sub-nav-btn:focus {
  background-color: var(--color-surface-hover);
  color: var(--color-text);
  border-color: var(--color-accent);
}

.sub-nav-btn:active {
  transform: scale(0.97);
}

.sub-nav-btn.active {
  background-color: var(--color-accent);
  color: var(--color-text);
  border-color: var(--color-accent-hover);
}

.sub-nav-btn.active:hover,
.sub-nav-btn.active:focus {
  background-color: var(--color-accent-hover);
}

/* --- App Content --- */
.app-content,
#app-content {
  flex: 1;
  padding: var(--spacing-md);
  padding-top: calc(96px + var(--spacing-md) * 2 + var(--spacing-lg));
  padding-bottom: calc(var(--touch-min) + var(--spacing-xl) + var(--spacing-md));
  max-width: 100%;
  width: 100%;
}

/* --- Page Title --- */
.page-title {
  font-size: var(--font-size-xl);
  color: var(--color-text);
  margin-bottom: var(--spacing-lg);
  font-weight: 700;
}

/* --- Card Grid --- */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
}

/* --- Card --- */
.card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: pointer;
  min-height: var(--touch-min);
}

.card:hover,
.card:focus {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
}

.card:active {
  transform: translateY(0);
}

.card h3 {
  font-size: var(--font-size-base);
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.card .card-meta {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-top: var(--spacing-sm);
}

.card .card-stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs) var(--spacing-md);
  margin-top: var(--spacing-sm);
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--color-border);
  font-size: var(--font-size-sm);
}

.card .card-stats .stat-item {
  color: var(--color-text-secondary);
}

.card .card-stats .stat-empty {
  color: var(--color-text-muted);
  opacity: 0.6;
}

.card .card-actions {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
}

.card .card-futtertierarten {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xs);
}

.card .card-actions .btn {
  flex: 1;
  font-size: var(--font-size-sm);
  min-height: 36px;
  padding: var(--spacing-xs) var(--spacing-sm);
}

/* --- Action Tile mit Hintergrundbild --- */

/* --- Image Tiles (Text-Kacheln) --- */
.image-tiles {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
}

.image-tile {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  box-shadow: var(--shadow-card);
  height: 140px;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  text-decoration: none;
}

.image-tile:hover,
.image-tile:focus {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
}

.image-tile:active {
  transform: translateY(0);
}

.tile-label {
  display: block;
  text-align: center;
  padding: var(--spacing-sm) 0;
  font-family: 'Exo 2', sans-serif;
  font-weight: 700;
  font-size: var(--font-size-base);
  color: var(--color-text);
  text-decoration: none;
}

/* --- Logout Tile (passend zu .image-tile) --- */
.logout-tile {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: var(--spacing-sm);
  width: 100%;
  height: 140px;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  box-shadow: var(--shadow-card);
  color: var(--color-text);
  font-family: 'Exo 2', sans-serif;
  font-size: var(--font-size-base);
  font-weight: 700;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
  padding: 0;
}

.logout-tile:hover,
.logout-tile:focus {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
}

.logout-tile:active {
  transform: translateY(0);
}

.logout-tile .tile-icon {
  font-size: 2rem;
}

@media (min-width: 768px) {
  .logout-tile {
    height: 180px;
  }
}

@media (min-width: 768px) {
  .image-tiles {
    grid-template-columns: repeat(3, 1fr);
  }

  .image-tile {
    height: 180px;
  }
}

/* --- Forms --- */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
}

.form-input,
.form-select {
  width: 100%;
  min-height: var(--touch-min);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-base);
  font-family: var(--font-family);
  color: var(--color-text);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
  -webkit-appearance: none;
}

.form-input:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-accent-hover);
  box-shadow: 0 0 0 2px rgba(255, 159, 28, 0.25);
}

.form-input::placeholder {
  color: var(--color-text-muted);
  opacity: 0.6;
}

.form-input.error,
.form-select.error {
  border-color: var(--color-error);
}

.form-error {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--color-error);
  margin-top: var(--spacing-xs);
  min-height: 0;
}

/* Select dropdown arrow */
.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2395d5ae' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--spacing-md) center;
  padding-right: calc(var(--spacing-md) + 20px);
}

/* --- Buttons --- */
/* hidden-Attribut hat Vorrang vor display-Regeln (z.B. .btn) */
[hidden] {
  display: none !important;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--touch-min);
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: var(--font-size-base);
  font-family: var(--font-family-heading);
  font-weight: 600;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-decoration: none;
  text-align: center;
  transition: background-color var(--transition), transform var(--transition), box-shadow var(--transition);
  width: 100%;
}

.btn:active {
  transform: scale(0.97);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-text);
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--color-accent-hover);
}

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

.btn-secondary:hover,
.btn-secondary:focus {
  background-color: var(--color-surface-hover);
  color: var(--color-text);
}

.btn-danger {
  background-color: #5c2020;
  color: var(--color-error);
  border: 1px solid var(--color-error);
}

.btn-danger:hover,
.btn-danger:focus {
  background-color: #7a2a2a;
}

/* --- Checkbox List (Tierauswahl Fütterung) --- */
.checkbox-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.checkbox-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  min-height: var(--touch-min);
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color var(--transition);
  flex-wrap: wrap;
}

.checkbox-item:hover {
  background-color: var(--color-surface-hover);
}

.checkbox-item input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: var(--color-accent-hover);
  cursor: pointer;
  flex-shrink: 0;
  align-self: center;
}

.checkbox-item .checkbox-tiername {
  color: var(--color-text);
  font-size: var(--font-size-base);
  font-weight: 500;
}

.checkbox-item .checkbox-tierart {
  display: block;
  width: 100%;
  padding-left: 28px;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

/* --- Detail Section --- */
.detail-section {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.detail-section h2 {
  font-size: var(--font-size-lg);
  color: var(--color-accent-hover);
  margin-bottom: var(--spacing-md);
}

.detail-section h3 {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-sm);
}

/* --- Detail Info Rows --- */
.info-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--color-border);
}

.info-row:last-child {
  border-bottom: none;
}

.info-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  font-weight: 500;
}

.info-value {
  font-size: var(--font-size-base);
  color: var(--color-text);
}

/* --- Detail Form --- */
.detail-form label {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
}

.detail-form input[type="text"],
.detail-form input[type="date"],
.detail-form input[type="number"],
.detail-form select {
  width: 100%;
  min-height: var(--touch-min);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-base);
  font-family: var(--font-family);
  color: var(--color-text);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.detail-form input[type="text"]:focus,
.detail-form input[type="date"]:focus,
.detail-form input[type="number"]:focus,
.detail-form select:focus {
  outline: none;
  border-color: var(--color-accent-hover);
  box-shadow: 0 0 0 2px rgba(255, 159, 28, 0.25);
}

.detail-form .form-group.has-error input,
.detail-form .form-group.has-error select {
  border-color: var(--color-error);
}

/* --- Form Success Message --- */
.form-success {
  font-size: var(--font-size-sm);
  color: var(--color-accent-hover);
  margin-top: var(--spacing-xs);
  margin-bottom: var(--spacing-sm);
}

/* --- Fütterungen Liste --- */
.fuetterung-liste {
  list-style: none;
  margin-bottom: var(--spacing-md);
}

.fuetterung-liste li {
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--color-border);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.fuetterung-liste li:last-child {
  border-bottom: none;
}

.fuetterung-datum {
  color: var(--color-text-muted);
}

.fuetterung-art {
  color: var(--color-text);
}

.fuetterung-menge {
  color: var(--color-text-muted);
}

.empty-hint {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-md);
}

/* --- Form Actions (nebeneinander liegende Buttons) --- */
.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

/* --- Action Buttons --- */
.action-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.action-buttons .btn {
  flex: 1 1 100%;
}

@media (min-width: 768px) {
  .action-buttons .btn {
    flex: 1 1 auto;
  }
}

/* --- Btn Warning --- */
.btn-warning {
  background-color: #5c4a00;
  color: #ffd54f;
  border: 1px solid #ffd54f;
}

.btn-warning:hover,
.btn-warning:focus {
  background-color: #7a6200;
}

/* --- Inline Dialog --- */
.inline-dialog {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.inline-dialog h4 {
  font-size: var(--font-size-base);
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
  font-weight: 600;
}

.inline-dialog label {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
}

.inline-dialog input[type="text"],
.inline-dialog input[type="date"],
.inline-dialog input[type="number"] {
  width: 100%;
  min-height: var(--touch-min);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-base);
  font-family: var(--font-family);
  color: var(--color-text);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.inline-dialog input[type="text"]:focus,
.inline-dialog input[type="date"]:focus,
.inline-dialog input[type="number"]:focus {
  outline: none;
  border-color: var(--color-accent-hover);
  box-shadow: 0 0 0 2px rgba(255, 159, 28, 0.25);
}

.dialog-buttons {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.dialog-buttons .btn {
  flex: 1;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--color-border);
}

.detail-row:last-child {
  border-bottom: none;
}

.detail-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.detail-value {
  font-size: var(--font-size-base);
  color: var(--color-text);
  font-weight: 500;
}

/* --- Loading State --- */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
}

.loading::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 24px;
  margin-right: var(--spacing-sm);
  border: 3px solid var(--color-border);
  border-top-color: var(--color-accent-hover);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* Loading skeleton pulse */
.loading-skeleton {
  background: linear-gradient(
    90deg,
    var(--color-surface) 25%,
    var(--color-surface-hover) 50%,
    var(--color-surface) 75%
  );
  background-size: 200% 100%;
  animation: pulse 1.5s ease-in-out infinite;
  border-radius: var(--radius-sm);
  min-height: 20px;
}

@keyframes pulse {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

/* --- Error Messages (Global) --- */
.error-message {
  background-color: var(--color-error-bg);
  border: 1px solid var(--color-error);
  border-radius: var(--radius-sm);
  padding: var(--spacing-md);
  color: var(--color-error);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-md);
}

.success-message {
  background-color: rgba(82, 183, 136, 0.15);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-sm);
  padding: var(--spacing-md);
  color: var(--color-accent);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-md);
}

/* --- Utilities --- */
.text-muted {
  color: var(--color-text-muted);
}

.text-error {
  color: var(--color-error);
}

.mt-sm {
  margin-top: var(--spacing-sm);
}

.mt-md {
  margin-top: var(--spacing-md);
}

.mt-lg {
  margin-top: var(--spacing-lg);
}

.mb-md {
  margin-bottom: var(--spacing-md);
}

.hidden {
  display: none !important;
}

/* --- Empty State --- */
.empty-state {
  text-align: center;
  padding: var(--spacing-xl);
  color: var(--color-text-secondary);
}

.empty-state p {
  font-size: var(--font-size-base);
  margin-bottom: var(--spacing-md);
}

/* --- Feeding History Table --- */
.feeding-list {
  list-style: none;
}

.feeding-list li {
  display: flex;
  justify-content: space-between;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--color-border);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.feeding-list li:last-child {
  border-bottom: none;
}

/* ============================================================
   Desktop Layout (min-width: 768px)
   ============================================================ */
@media (min-width: 768px) {
  /* Navigation: fixed below header on desktop */
  nav {
    position: fixed;
    top: calc(96px + var(--spacing-md) * 2 + 1px);
    bottom: auto;
    border-top: none;
    border-bottom: 1px solid var(--color-border);
    padding: 0;
  }

  nav ul {
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
  }

  nav ul li {
    flex: unset;
  }

  nav ul li a {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-base);
  }

  /* App Content: remove bottom padding, center content */
  .app-content,
  #app-content {
    padding: var(--spacing-lg) var(--spacing-xl);
    padding-top: calc(96px + var(--spacing-md) * 2 + 1px + 60px + var(--spacing-lg));
    padding-bottom: var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
  }

  /* Card Grid: multi-column */
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Buttons: auto-width on desktop */
  .btn {
    width: auto;
  }

  /* Forms: max-width on desktop */
  .form-group {
    max-width: 500px;
  }

  /* Page Title */
  .page-title {
    font-size: 1.75rem;
  }

  /* Header */
  header h1 {
    font-size: var(--font-size-xl);
  }
}

/* --- Auth Pages (Login / Registrierung) --- */
.auth-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 120px);
  padding: var(--spacing-md);
}

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

.auth-title {
  font-size: var(--font-size-xl);
  color: var(--color-accent-hover);
  margin-bottom: var(--spacing-lg);
  text-align: center;
  font-weight: 700;
}

.auth-hint {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  text-align: center;
  margin-bottom: var(--spacing-md);
}

.auth-form .form-group {
  margin-bottom: var(--spacing-md);
  max-width: 100%;
}

.auth-form .form-input {
  width: 100%;
  min-height: var(--touch-min);
}

.auth-submit {
  width: 100%;
  min-height: var(--touch-min);
  margin-top: var(--spacing-sm);
}

.auth-error {
  background-color: var(--color-error-bg);
  border: 1px solid var(--color-error);
  border-radius: var(--radius-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--color-error);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-md);
  text-align: center;
}

/* Mehrere aufeinanderfolgende Links enger setzen als den ersten unter dem Formular */
.auth-link + .auth-link {
  margin-top: var(--spacing-sm);
}

.auth-link {
  text-align: center;
  margin-top: var(--spacing-lg);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.auth-link a {
  color: var(--color-accent-hover);
  text-decoration: none;
  font-weight: 600;
  min-height: var(--touch-min);
  display: inline-flex;
  align-items: center;
  transition: color var(--transition);
}

.auth-link a:hover,
.auth-link a:focus {
  color: var(--color-text);
  text-decoration: underline;
}

/* --- Gruppen-Kacheln (Tierbestand-Filter) --- */
.gruppen-kacheln {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.gruppen-kachel {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  min-height: var(--touch-min);
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: var(--font-size-base);
  font-family: var(--font-family);
  font-weight: 600;
  color: var(--color-text-secondary);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
}

.gruppen-kachel:hover,
.gruppen-kachel:focus {
  background-color: var(--color-surface-hover);
  color: var(--color-text);
  border-color: var(--color-accent);
}

.gruppen-kachel:active {
  transform: scale(0.97);
}

.gruppen-kachel.active {
  background-color: var(--color-accent);
  color: var(--color-text);
  border-color: var(--color-accent-hover);
}

.gruppen-kachel.active:hover,
.gruppen-kachel.active:focus {
  background-color: var(--color-accent-hover);
}

.gruppen-kachel-name {
  white-space: nowrap;
}

.gruppen-kachel-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 22px;
  padding: 0 var(--spacing-xs);
  font-size: var(--font-size-sm);
  font-weight: 700;
  background-color: rgba(0, 0, 0, 0.2);
  border-radius: 11px;
}

.gruppen-kachel.active .gruppen-kachel-count {
  background-color: rgba(0, 0, 0, 0.3);
}

/* Large desktop */
@media (min-width: 1024px) {
  .card-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* --- Detail Header mit Status-Indikator --- */
.detail-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.detail-header .page-title {
  margin-bottom: 0;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: 12px;
  white-space: nowrap;
}

.status-badge::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.status-badge.status-aktiv {
  background-color: rgba(76, 175, 80, 0.15);
  color: #66bb6a;
}

.status-badge.status-aktiv::before {
  background-color: #66bb6a;
}

.status-badge.status-inaktiv {
  background-color: rgba(229, 115, 115, 0.15);
  color: #e57373;
}

.status-badge.status-inaktiv::before {
  background-color: #e57373;
}