/* === Prompt-DB App CSS – Design-System mit Dark/Light-Mode === */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* === CSS-Variablen: Light Mode === */
:root {
  --color-bg: #ffffff;
  --color-bg-secondary: #f8fafc;
  --color-bg-tertiary: #f1f5f9;
  --color-bg-card: #ffffff;
  --color-sidebar-bg: #1e293b;
  --color-sidebar-text: #94a3b8;
  --color-sidebar-text-active: #f1f5f9;
  --color-sidebar-hover: rgba(255,255,255,0.07);
  --color-sidebar-active: rgba(255,255,255,0.12);
  --color-text: #1e293b;
  --color-text-secondary: #475569;
  --color-text-muted: #94a3b8;
  --color-accent: #2563eb;
  --color-accent-hover: #1d4ed8;
  --color-accent-light: #eff6ff;
  --color-accent-text: #2563eb;
  --color-danger: #dc2626;
  --color-danger-light: #fee2e2;
  --color-success: #16a34a;
  --color-success-light: #dcfce7;
  --color-warning: #d97706;
  --color-warning-light: #fef3c7;
  --color-border: #e2e8f0;
  --color-border-focus: #2563eb;
  --color-shadow: rgba(0,0,0,0.08);
  --sidebar-width: 240px;
  --header-height: 56px;
  --radius-sm: 0.25rem;
  --radius: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
}

/* === Dark Mode === */
html.dark,
[data-theme="dark"] {
  --color-bg: #0f172a;
  --color-bg-secondary: #1a1a2e;
  --color-bg-tertiary: #1e2236;
  --color-bg-card: #1e293b;
  --color-sidebar-bg: #0d1117;
  --color-sidebar-text: #64748b;
  --color-sidebar-text-active: #e2e8f0;
  --color-sidebar-hover: rgba(255,255,255,0.05);
  --color-sidebar-active: rgba(255,255,255,0.09);
  --color-text: #e2e8f0;
  --color-text-secondary: #94a3b8;
  --color-text-muted: #475569;
  --color-accent: #3b82f6;
  --color-accent-hover: #2563eb;
  --color-accent-light: #172554;
  --color-accent-text: #60a5fa;
  --color-danger: #f87171;
  --color-danger-light: #450a0a;
  --color-success: #4ade80;
  --color-success-light: #052e16;
  --color-warning: #fbbf24;
  --color-warning-light: #422006;
  --color-border: #1e293b;
  --color-border-focus: #3b82f6;
  --color-shadow: rgba(0,0,0,0.35);
}

/* === Basis === */
body {
  font-family: system-ui, -apple-system, sans-serif;
  background: var(--color-bg-secondary);
  color: var(--color-text);
  min-height: 100vh;
  line-height: 1.5;
  font-size: 0.9375rem;
}

/* === Layout: Sidebar + Main === */
.layout {
  display: flex;
  min-height: 100vh;
}

/* === Sidebar === */
.sidebar {
  width: var(--sidebar-width);
  background: var(--color-sidebar-bg);
  flex-shrink: 0;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  overflow-y: auto;
  z-index: 40;
  transition: transform 0.2s ease;
  display: flex;
  flex-direction: column;
}

.sidebar-header {
  padding: 1.25rem 1rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.sidebar-logo {
  font-size: 1.125rem;
  font-weight: 700;
  color: #f1f5f9;
  text-decoration: none;
  letter-spacing: -0.025em;
}

.sidebar-logo span { color: var(--color-accent); }

.sidebar-nav {
  padding: 0.75rem 0;
  flex: 1;
}

.nav-section { padding: 0.375rem 0; }

.nav-section-label {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-sidebar-text);
  padding: 0.25rem 1rem 0.375rem;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.5625rem 1rem;
  color: var(--color-sidebar-text);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: background 0.1s, color 0.1s;
}

.nav-link:hover {
  background: var(--color-sidebar-hover);
  color: var(--color-sidebar-text-active);
}

.nav-link.active {
  background: var(--color-sidebar-active);
  color: var(--color-sidebar-text-active);
}

.nav-icon {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
  opacity: 0.7;
}

.nav-link.active .nav-icon,
.nav-link:hover .nav-icon { opacity: 1; }

.sidebar-footer {
  padding: 1rem;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.user-info {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  margin-bottom: 0.75rem;
  overflow: hidden;
}

.user-avatar {
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 50%;
  background: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.75rem;
  color: white;
  flex-shrink: 0;
}

.user-name {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 0.8125rem;
  color: var(--color-sidebar-text-active);
}

.sidebar-actions {
  display: flex;
  gap: 0.375rem;
}

.sidebar-btn {
  flex: 1;
  background: rgba(255,255,255,0.05);
  border: none;
  color: var(--color-sidebar-text);
  padding: 0.4rem 0.5rem;
  border-radius: var(--radius);
  font-size: 0.75rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  transition: background 0.1s, color 0.1s;
  text-decoration: none;
}

.sidebar-btn:hover {
  background: rgba(255,255,255,0.1);
  color: var(--color-sidebar-text-active);
}

.sidebar-btn svg {
  width: 1rem;
  height: 1rem;
}

/* === Main-Wrapper === */
.main-wrapper {
  margin-left: var(--sidebar-width);
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

/* === Topbar === */
.topbar {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  height: var(--header-height);
  display: flex;
  align-items: center;
  padding: 0 1.5rem;
  gap: 1rem;
  position: sticky;
  top: 0;
  z-index: 30;
}

.topbar-title {
  font-size: 1rem;
  font-weight: 600;
  flex: 1;
  color: var(--color-text);
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.25rem;
  color: var(--color-text);
  border-radius: var(--radius);
}

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

.hamburger svg {
  width: 1.25rem;
  height: 1.25rem;
}

/* === Main Content === */
.main-content {
  padding: 1.5rem;
  flex: 1;
}

/* === Page Header === */
.page-header {
  margin-bottom: 1.5rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  flex-wrap: wrap;
}

.page-header-text { flex: 1; }

.page-title {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.2;
}

.page-subtitle {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

.page-actions {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  flex-shrink: 0;
}

/* === Cards === */
.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.card-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
}

.card-subtitle {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

/* === KPI-Grid === */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.kpi-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
}

.kpi-label {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
}

.kpi-value {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1;
}

.kpi-change {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 0.375rem;
}

/* === Layout Utilities === */
.grid-2col {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr 1fr;
}

.grid-3col {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr 1fr 1fr;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.flex-center {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.25;
  cursor: pointer;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background 0.1s, color 0.1s, border-color 0.1s;
  white-space: nowrap;
}

.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn svg {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
}

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

.btn-primary:hover:not(:disabled) {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}

.btn-secondary {
  background: var(--color-bg-card);
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn-secondary:hover:not(:disabled) { background: var(--color-bg-tertiary); }

.btn-danger {
  background: var(--color-danger);
  color: white;
  border-color: var(--color-danger);
}

.btn-danger:hover:not(:disabled) { opacity: 0.9; }

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

.btn-ghost:hover:not(:disabled) {
  background: var(--color-bg-tertiary);
  color: var(--color-text);
}

.btn-active {
  color: #ef4444;
}

.btn-sm {
  padding: 0.3125rem 0.625rem;
  font-size: 0.8125rem;
}

.btn-lg {
  padding: 0.6875rem 1.5rem;
  font-size: 1rem;
}

/* === Icon Button === */
.icon-btn {
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  padding: 0.375rem;
  border-radius: var(--radius);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background 0.1s, color 0.1s;
  width: 2rem;
  height: 2rem;
}

.icon-btn:hover {
  background: var(--color-bg-tertiary);
  color: var(--color-text);
}

.icon-btn svg {
  width: 1rem;
  height: 1rem;
}

/* === Icon sizes === */
.icon-xs { width: 0.875rem; height: 0.875rem; flex-shrink: 0; }
.icon-sm { width: 1rem; height: 1rem; flex-shrink: 0; }
.icon-md { width: 1.25rem; height: 1.25rem; flex-shrink: 0; }

/* === Badges === */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.5rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 500;
  line-height: 1;
}

.badge-blue { background: var(--color-accent-light); color: var(--color-accent-text); }
.badge-green { background: var(--color-success-light); color: var(--color-success); }
.badge-red { background: var(--color-danger-light); color: var(--color-danger); }
.badge-yellow { background: var(--color-warning-light); color: var(--color-warning); }
.badge-gray { background: var(--color-bg-tertiary); color: var(--color-text-muted); }

/* === Tags === */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.5rem;
  background: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 500;
  gap: 0.25rem;
  cursor: default;
}

.tag-removable { cursor: pointer; }
.tag-removable:hover { background: var(--color-danger-light); color: var(--color-danger); }

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
}

/* === Forms === */
.form-group { margin-bottom: 1rem; }

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 0.375rem;
}

.form-label.required::after {
  content: " *";
  color: var(--color-danger);
}

.form-input,
.form-select,
.form-textarea {
  display: block;
  width: 100%;
  padding: 0.5rem 0.75rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.875rem;
  color: var(--color-text);
  font-family: inherit;
  transition: border-color 0.1s;
  outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-border-focus);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.12);
}

.form-textarea {
  resize: vertical;
  min-height: 8rem;
  font-family: "SFMono-Regular", "Consolas", "Liberation Mono", monospace;
}

.form-textarea.mono-lg {
  min-height: 20rem;
}

.form-hint {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

.form-error {
  font-size: 0.75rem;
  color: var(--color-danger);
  margin-top: 0.25rem;
}

.form-row {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr 1fr;
}

/* === Tables === */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

th {
  background: var(--color-bg-tertiary);
  color: var(--color-text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.625rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text);
  vertical-align: middle;
}

tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: var(--color-bg-secondary); }

/* === Search === */
.search-bar {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  align-items: center;
}

.search-input-wrap {
  flex: 1;
  position: relative;
}

.search-input-wrap .form-input { padding-left: 2.5rem; }

.search-icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  pointer-events: none;
  width: 1rem;
  height: 1rem;
}

/* === Prompt Cards === */
.prompt-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

.prompt-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: box-shadow 0.15s, border-color 0.15s;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

.prompt-card:hover {
  box-shadow: 0 4px 16px var(--color-shadow);
  border-color: var(--color-accent);
}

.prompt-card-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.3;
}

.prompt-card-desc {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.prompt-card-footer {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.prompt-meta {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.prompt-meta-item {
  display: flex;
  align-items: center;
  gap: 0.2rem;
}

.prompt-meta-item svg {
  width: 0.875rem;
  height: 0.875rem;
}

/* === Stars === */
.stars {
  display: flex;
  gap: 0.1rem;
}

.star {
  width: 1rem;
  height: 1rem;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: color 0.1s;
}

.star.filled { color: #f59e0b; }

/* === Alerts === */
.alert {
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  font-size: 0.875rem;
  margin-bottom: 1rem;
  display: flex;
  gap: 0.5rem;
  align-items: flex-start;
}

.alert-error { background: var(--color-danger-light); color: var(--color-danger); }
.alert-success { background: var(--color-success-light); color: var(--color-success); }
.alert-warning { background: var(--color-warning-light); color: var(--color-warning); }
.alert-info { background: var(--color-accent-light); color: var(--color-accent-text); }

/* === Toasts === */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}

.toast {
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 500;
  box-shadow: 0 4px 16px var(--color-shadow);
  pointer-events: all;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 220px;
  max-width: 340px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  animation: toast-slide-in 0.2s ease;
}

.toast.success { border-left: 3px solid var(--color-success); }
.toast.error { border-left: 3px solid var(--color-danger); }
.toast.info { border-left: 3px solid var(--color-accent); }

@keyframes toast-slide-in {
  from { opacity: 0; transform: translateX(1.5rem); }
  to   { opacity: 1; transform: translateX(0); }
}

/* === Pagination === */
.pagination {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-top: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

.page-btn {
  padding: 0.375rem 0.625rem;
  border: 1px solid var(--color-border);
  background: var(--color-bg-card);
  color: var(--color-text);
  border-radius: var(--radius);
  font-size: 0.875rem;
  cursor: pointer;
  min-width: 2rem;
  text-align: center;
  transition: background 0.1s;
  font-family: inherit;
}

.page-btn:hover:not(:disabled) { background: var(--color-bg-tertiary); }
.page-btn.current { background: var(--color-accent); color: white; border-color: var(--color-accent); }
.page-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* === Filter Bar === */
.filter-bar {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
  align-items: center;
}

.filter-bar .form-select { width: auto; min-width: 140px; }

/* === Prompt Detail === */
.prompt-content {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--color-text);
}

.prompt-content p { margin-bottom: 0.75rem; }
.prompt-content p:last-child { margin-bottom: 0; }

.prompt-content pre,
.prompt-content code {
  font-family: "SFMono-Regular", "Consolas", "Liberation Mono", monospace;
  font-size: 0.875em;
}

.prompt-content code {
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-sm);
  padding: 0.1em 0.35em;
}

.prompt-content pre {
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1em;
  overflow-x: auto;
  margin: 1em 0;
}

.prompt-content pre code {
  background: none;
  padding: 0;
}

/* === Platzhalter-Formular === */
.placeholder-form {
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  margin: 1rem 0;
}

.placeholder-form .form-label { margin-bottom: 0.25rem; }

.placeholder-form .form-input { margin-bottom: 0.75rem; }
.placeholder-form .form-input:last-child { margin-bottom: 0; }

/* === Kommentare === */
.comments-list { border-top: 1px solid var(--color-border); }

.comment {
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-border);
}

.comment:last-child { border-bottom: none; }

.comment-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.375rem;
}

.comment-author {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
}

.comment-date {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.comment-text {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* === Versionen === */
.version-list { border-top: 1px solid var(--color-border); }

.version-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--color-border);
}

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

.version-number {
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--color-bg-tertiary);
  color: var(--color-text-muted);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  font-family: "SFMono-Regular", monospace;
}

.version-meta {
  flex: 1;
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
}

/* === Chart === */
.chart-container {
  position: relative;
  height: 200px;
}

/* === Katalog-Baum === */
.tree-node {
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-text);
  transition: background 0.1s;
}

.tree-node:hover { background: var(--color-bg-tertiary); }

.tree-node-name { flex: 1; }

.tree-children {
  margin-left: 1.5rem;
  border-left: 1px solid var(--color-border);
  padding-left: 0.5rem;
}

/* === Modal === */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal {
  background: var(--color-bg-card);
  border-radius: var(--radius-xl);
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  padding: 1.25rem 1.5rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--color-border);
}

.modal-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
}

.modal-body { padding: 1.5rem; }

.modal-footer {
  padding: 1rem 1.5rem 1.25rem;
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  border-top: 1px solid var(--color-border);
}

/* === Empty State === */
.empty-state {
  text-align: center;
  padding: 3rem 1.5rem;
  color: var(--color-text-muted);
}

.empty-state-icon {
  margin-bottom: 1rem;
  opacity: 0.4;
  display: flex;
  justify-content: center;
}

.empty-state-icon svg { width: 3rem; height: 3rem; }

.empty-state h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: 0.5rem;
}

/* === Lade-Spinner === */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  color: var(--color-text-muted);
  gap: 0.75rem;
}

.spinner {
  width: 1.5rem;
  height: 1.5rem;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  flex-shrink: 0;
}

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

/* === Divider === */
.divider-text {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--color-text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 1rem 0;
}

.divider-text::before,
.divider-text::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

/* === Tab-Navigation === */
.tab-nav {
  display: flex;
  border-bottom: 1px solid var(--color-border);
  gap: 0;
  margin-bottom: 1.5rem;
}

.tab-btn {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  padding: 0.75rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: color 0.1s, border-color 0.1s;
  font-family: inherit;
}

.tab-btn:hover { color: var(--color-text); }

.tab-btn.active {
  color: var(--color-text);
  border-bottom-color: var(--color-accent);
}

/* === Grid-Varianten === */
.grid-2col-start {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr 1fr;
  align-items: start;
}

/* === Top-Prompt-Item (Dashboard) === */
.top-prompt-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--color-border);
}

.top-prompt-rank {
  color: var(--color-text-muted);
  font-size: 0.75rem;
  min-width: 1.25rem;
}

.top-prompt-title {
  flex: 1;
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.875rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.top-prompt-title:hover { color: var(--color-accent); }

.top-prompt-count {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  flex-shrink: 0;
}

/* === User-Avatar in Tabellen === */
.user-cell {
  display: flex;
  align-items: center;
  gap: 0.625rem;
}

.user-cell-name { font-size: 0.875rem; font-weight: 500; }
.user-cell-sub  { font-size: 0.75rem; color: var(--color-text-muted); }

/* === Filter-Inputs === */
.filter-input-sm { max-width: 160px; }

/* === Audit-Table === */
.audit-details {
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-family: "SFMono-Regular", "Consolas", monospace;
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* === Hilfs-Klassen === */
.hidden { display: none !important; }
.text-muted { color: var(--color-text-muted); }
.text-sm { font-size: 0.875rem; }
.text-xs { font-size: 0.75rem; }
.font-mono { font-family: "SFMono-Regular", "Consolas", "Liberation Mono", monospace; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.w-full { width: 100%; }
.text-center { text-align: center; }
.ml-sm { margin-left: 0.625rem; }
.link-accent { color: var(--color-accent-text); text-decoration: none; }
.link-accent:hover { text-decoration: underline; }
.empty-cell { text-align: center; padding: 2rem; }
.p-sm { padding: 1rem; }
.py-sm { padding-top: 1rem; padding-bottom: 1rem; }

/* === Sidebar-Logo (P15) === */
.sidebar-logo-link {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  text-decoration: none;
  padding: 0.125rem 0;
}
.sidebar-logo-link:hover { opacity: 0.9; }
.juunit-logo { width: auto; height: 21px; display: block; }
.sidebar-product-name {
  font-size: 0.625rem;
  color: var(--color-sidebar-text);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* === Portal-Link (P15) === */
.portal-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.3125rem 0.625rem;
  background: var(--color-accent-light);
  color: var(--color-accent-text);
  border-radius: var(--radius);
  font-size: 0.8125rem;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.1s;
}
.portal-link:hover { opacity: 0.85; }
.portal-link svg { width: 0.875rem; height: 0.875rem; flex-shrink: 0; }

/* === Sprach-Umschalter (P15) === */
.lang-switcher { position: relative; }
.lang-btn {
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  padding: 0.3125rem 0.625rem;
  border-radius: var(--radius);
  font-size: 0.8125rem;
  cursor: pointer;
  font-family: inherit;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  white-space: nowrap;
  transition: background 0.1s, color 0.1s;
}
.lang-btn:hover { background: var(--color-bg-tertiary); color: var(--color-text); }
.lang-btn svg { width: 0.75rem; height: 0.75rem; }
.lang-dropdown {
  position: absolute;
  right: 0;
  top: calc(100% + 0.25rem);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: 0 4px 16px var(--color-shadow);
  min-width: 140px;
  z-index: 60;
  overflow: hidden;
}
.lang-option {
  display: block;
  width: 100%;
  padding: 0.5rem 0.875rem;
  font-size: 0.8125rem;
  color: var(--color-text);
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: inherit;
  transition: background 0.1s;
}
.lang-option:hover { background: var(--color-bg-tertiary); }
.lang-option.active { color: var(--color-accent); font-weight: 600; }

/* === Nav-Divider (P15) === */
.nav-divider {
  height: 1px;
  background: rgba(255,255,255,0.06);
  margin: 0.25rem 0;
}

/* === Footer (P15) === */
.app-footer {
  background: #0d1117;
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.75rem;
  color: #64748b;
  flex-wrap: wrap;
  flex-shrink: 0;
}
.footer-links { display: flex; gap: 1rem; }
.footer-link { color: #64748b; text-decoration: none; transition: color 0.1s; }
.footer-link:hover { color: #94a3b8; }
.footer-version { color: #475569; }

/* === Admin-Kacheln === */
.admin-card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--color-text);
    transition: box-shadow 0.15s, transform 0.15s;
    cursor: pointer;
}
.admin-card:hover {
    box-shadow: 0 4px 16px rgba(0,0,0,0.12);
    transform: translateY(-2px);
}
.admin-card-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 0.5rem;
    background: var(--color-accent-light);
    color: var(--color-accent-text);
    display: flex;
    align-items: center;
    justify-content: center;
}
.admin-card-icon svg { width: 1.25rem; height: 1.25rem; }
.admin-card-title { font-weight: 600; font-size: 1rem; }
.admin-card-desc  { font-size: 0.875rem; color: var(--color-text-muted); }

/* === Backup-Log-Ausgabe === */
.backup-log-output {
    background: var(--color-surface);
    color: var(--color-text);
    border-top: 1px solid var(--color-border);
    padding: 1rem;
    min-height: 8rem;
    max-height: 28rem;
    overflow-y: auto;
    white-space: pre-wrap;
    word-break: break-all;
    border-radius: 0 0 0.5rem 0.5rem;
}

/* === Responsive === */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.open {
    transform: translateX(0);
    box-shadow: 4px 0 20px rgba(0,0,0,0.3);
  }
  .main-wrapper { margin-left: 0; }
  .hamburger { display: flex; }
  .form-row { grid-template-columns: 1fr; }
  .grid-2col { grid-template-columns: 1fr; }
  .grid-3col { grid-template-columns: 1fr; }
  .prompt-grid { grid-template-columns: 1fr; }
  .kpi-grid { grid-template-columns: 1fr 1fr; }
  .main-content { padding: 1rem; }
}

@media (max-width: 480px) {
  .kpi-grid { grid-template-columns: 1fr; }
  .filter-bar .form-select { min-width: 0; flex: 1; }
}

/* ── Impressum & Datenschutz ─────────────────────────────── */
/* Öffentliche Seite mit eigenständigem Layout (Theme-Token aus theme.css) */
.impressum-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
}
.impressum-logo {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-text);
  text-decoration: none;
}
.impressum-header nav a {
  color: var(--color-accent);
  text-decoration: none;
  font-size: .9rem;
}
.impressum-main {
  max-width: 800px;
  margin: 2rem auto;
  padding: 0 1rem 4rem;
  line-height: 1.7;
  color: var(--color-text);
}
.impressum-main h1 { font-size: 1.6rem; margin-bottom: .25rem; }
.impressum-main h2 {
  font-size: 1.15rem;
  margin-top: 2rem;
  margin-bottom: .5rem;
  padding-bottom: .3rem;
  border-bottom: 1px solid var(--color-border);
}
.impressum-main h3 {
  font-size: 1rem;
  margin-top: 1.5rem;
  margin-bottom: .4rem;
  color: var(--color-accent);
}
.impressum-main .impressum-hint { font-size: .8rem; color: var(--color-text-muted); }
.impressum-main address {
  font-style: normal;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 1rem 1.25rem;
  margin: 1rem 0 1.5rem;
  line-height: 1.8;
}
.impressum-main ul { padding-left: 1.25rem; margin: .5rem 0; }
.impressum-main li { margin-bottom: .4rem; }
.impressum-main a { color: var(--color-accent); }
.impressum-footer {
  max-width: 800px;
  margin: 0 auto;
  padding: 1.5rem 1rem;
  font-size: .8rem;
  color: var(--color-text-muted);
  text-align: center;
}
.impressum-footer a { color: var(--color-accent); }

.ki-hinweis {
  background: rgba(37, 99, 235, .08);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 8px 8px 0;
  padding: .85rem 1.1rem;
  margin: 1.5rem 0;
}
.ki-hinweis h2 {
  font-size: .9rem;
  margin: 0 0 .4rem;
  border: none;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: .05em;
}
.ki-hinweis p { font-size: .875rem; color: var(--color-text-muted); margin: 0; }