:root {
  /* --- Aktives Design & Farbwelt (Creative Director Freigabe) --- */
  --primary: #1b355a;
  --primary-hover: #132742;
  --primary-light: #eef3f9;
  --accent: #c8963e;
  --accent-light: #fbf5eb;
  --text-main: #1e293b;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  --bg-page: #f1f5f9;
  --bg-card: #ffffff;
  --border-color: #e2e8f0;
  --border-focus: #3b82f6;
  --success: #10b981;
  --success-bg: #ecfdf5;
  --warning: #f59e0b;
  --warning-bg: #fffbeb;
  --danger: #ef4444;
  --danger-bg: #fef2f2;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.05);

  /* --- IT-Admin CI-Vorgaben (Referenz) ---
  --kloenschnack-red: #E3000F;
  --kloenschnack-dark: #111827;
  --kloenschnack-gray: #f3f4f6;
  ----------------------------------------- */
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text-main);
  background-color: var(--bg-page);
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}

/* Typography */
h1, h2, h3, .brand-title, .logo-text {
  font-family: 'Playfair Display', Georgia, serif;
  color: var(--primary);
  font-weight: 700;
}

h2 {
  font-size: 1.5rem;
  margin-bottom: 0.25rem;
}

.subtitle {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Helper Utilities */
.hidden { display: none !important; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.flex-center { display: flex; align-items: center; gap: 0.5rem; }
.text-right { text-align: right; }
.font-medium { font-weight: 500; }
.text-muted { color: var(--text-muted); }
.text-sm { font-size: 0.825rem; }
.p-0 { padding: 0 !important; }

/* Auth Views */
.auth-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: linear-gradient(135deg, #0f1e33 0%, #1b355a 100%);
}

.auth-card {
  width: 100%;
  max-width: 440px;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 2.5rem;
}

.auth-brand {
  text-align: center;
  margin-bottom: 2rem;
}

.brand-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-light);
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  margin-bottom: 0.75rem;
}

.brand-title {
  font-size: 2rem;
  line-height: 1.2;
}

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

.auth-form {
  display: none;
}
.auth-form.active {
  display: block;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.35rem;
}

.form-group input, .form-group select, .input-search {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

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

.auth-footer-links {
  margin-top: 1.25rem;
  text-align: center;
  font-size: 0.875rem;
}

.auth-footer-links a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
}
.auth-footer-links a:hover {
  text-decoration: underline;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.55rem 1.1rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease;
  text-decoration: none;
}

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

.btn-secondary {
  background-color: var(--primary-light);
  color: var(--primary);
}
.btn-secondary:hover:not(:disabled) {
  background-color: #e0ecf8;
}

.btn-outline {
  border-color: var(--border-color);
  background-color: transparent;
  color: var(--text-main);
}
.btn-outline:hover:not(:disabled) {
  background-color: #f1f5f9;
}

.btn-danger {
  background-color: var(--danger-bg);
  color: var(--danger);
  border-color: rgba(239, 68, 68, 0.2);
}
.btn-danger:hover:not(:disabled) {
  background-color: #fee2e2;
}

.btn-block { width: 100%; }
.btn-sm { padding: 0.35rem 0.75rem; font-size: 0.8rem; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }

/* Alerts */
.alert {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  margin-bottom: 1rem;
}
.alert-error {
  background-color: var(--danger-bg);
  color: var(--danger);
  border: 1px solid rgba(239, 68, 68, 0.3);
}
.alert-success {
  background-color: var(--success-bg);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

/* App Header */
.app-header {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: var(--shadow-sm);
}

.header-inner {
  max-width: 1750px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.header-brand {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
}

.logo-text {
  font-size: 1.45rem;
  color: var(--primary);
}

.logo-tag {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent);
}

.main-nav {
  display: flex;
  gap: 0.35rem;
}

.nav-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.9rem;
  border: none;
  background: transparent;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
}

.nav-btn:hover {
  background-color: #f1f5f9;
  color: var(--text-main);
}

.nav-btn.active {
  background-color: var(--primary-light);
  color: var(--primary);
  font-weight: 600;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  font-size: 0.725rem;
  font-weight: 700;
  border-radius: 9999px;
  background-color: #e2e8f0;
  color: var(--text-main);
}

.badge-accent {
  background-color: var(--accent);
  color: white;
}

.badge-success {
  background-color: var(--success);
  color: white;
}

.header-user {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.user-info {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.user-email {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
}

.user-role-badge {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
}

/* Main App Container */
.app-main {
  max-width: 1750px;
  margin: 0 auto;
  padding: 1.25rem 1.5rem 2rem 1.5rem;
}

.page-title-bar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.tab-pane {
  display: none;
}
.tab-pane.active {
  display: block;
}

/* ============================================================= */
/* 3-COLUMN PIPELINE BOARD                                      */
/* ============================================================= */

.pipeline-board {
  display: grid;
  grid-template-columns: 1fr 1.05fr 1.2fr;
  gap: 1.25rem;
  align-items: flex-start;
  min-height: calc(100vh - 120px);
}

.pipeline-col {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  height: calc(100vh - 125px);
  overflow: hidden;
}

.col-header {
  padding: 1rem 1.15rem 0.85rem 1.15rem;
  border-bottom: 1px solid var(--border-color);
  background: #fafbfc;
}

.col-title-wrap {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.2rem;
}

.col-title-wrap h3 {
  font-size: 1.15rem;
  margin: 0;
  color: var(--primary);
}

.col-icon {
  font-size: 1.1rem;
}

.col-subtitle {
  font-size: 0.775rem;
  color: var(--text-muted);
}

.col-content-scroll {
  padding: 1rem;
  overflow-y: auto;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* Compact Dropzone */
.upload-dropzone {
  margin: 0.85rem 1rem 0 1rem;
  border: 2px dashed #cbd5e1;
  background-color: #f8fafc;
  border-radius: var(--radius-sm);
  padding: 1rem;
  text-align: center;
  transition: all 0.2s ease;
  cursor: pointer;
}

.upload-dropzone:hover, .upload-dropzone.dragover {
  border-color: var(--primary);
  background-color: var(--primary-light);
}

.file-input-hidden { display: none; }

.dropzone-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
}

.dropzone-icon {
  font-size: 1.5rem;
}

.dropzone-text {
  font-size: 0.825rem;
  color: var(--text-main);
}

.link-span {
  color: var(--primary);
  text-decoration: underline;
  cursor: pointer;
  font-weight: 600;
}

.dropzone-hint {
  font-size: 0.725rem;
  color: var(--text-muted);
}

/* Inbox Actions Bar */
.inbox-actions-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.65rem 1rem;
  background: #f8fafc;
  border-bottom: 1px solid var(--border-color);
  border-top: 1px solid var(--border-color);
  margin-top: 0.85rem;
}

.inbox-action-buttons {
  display: flex;
  gap: 0.4rem;
}

/* Empty States */
.empty-col-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-muted);
}

.empty-icon-sm {
  font-size: 2.2rem;
  margin-bottom: 0.5rem;
  opacity: 0.6;
}

.empty-col-state p {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-main);
}

/* Mini Aging Legend */
.aging-legend-mini {
  display: flex;
  gap: 0.85rem;
  padding: 0.45rem 1rem;
  background: #f8fafc;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.725rem;
  color: var(--text-muted);
  justify-content: flex-end;
}

.legend-item { display: flex; align-items: center; gap: 0.35rem; }
.legend-dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.dot-normal { background-color: var(--success); }
.dot-fading { background-color: var(--warning); }
.dot-urgent { background-color: var(--danger); }

/* ============================================================= */
/* CARD ANIMATIONS & DESIGN                                     */
/* ============================================================= */

@keyframes cardSlideIn {
  0% {
    opacity: 0;
    transform: translateY(8px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes cardSlideOut {
  0% {
    opacity: 1;
    transform: scale(1);
  }
  100% {
    opacity: 0;
    transform: scale(0.95);
  }
}

.pipeline-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: box-shadow 0.15s ease, border-color 0.15s ease;
}

.pipeline-card.card-enter {
  animation: cardSlideIn 0.3s ease forwards;
}

.pipeline-card:hover {
  box-shadow: var(--shadow-md);
  border-color: #cbd5e1;
}

/* Inbox Card */
.inbox-card {
  border-left: 3px solid var(--primary);
}

.inbox-card-top {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.inbox-card-content {
  flex: 1;
  min-width: 0;
}

.card-filename {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: block;
}

.card-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
  display: flex;
  gap: 0.5rem;
  margin-top: 0.15rem;
}

.inbox-card-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.4rem;
  margin-top: 0.25rem;
}

/* Pool Processing Card */
.pool-card {
  border-left: 3px solid var(--accent);
  background: #fdfdfd;
}

.pool-card.status-error {
  border-left: 3px solid var(--danger);
  background: var(--danger-bg);
}

.pool-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.status-badge.badge-analyzing { background: #e0f2fe; color: #0369a1; }
.status-badge.badge-proofreading { background: var(--accent-light); color: #92400e; }
.status-badge.badge-annotating { background: #fae8ff; color: #86198f; }
.status-badge.badge-finalizing { background: #fef3c7; color: #b45309; }
.status-badge.badge-error { background: var(--danger-bg); color: var(--danger); }
.status-badge.badge-waiting { background: #f1f5f9; color: var(--text-muted); }

.progress-bar-container {
  height: 6px;
  background-color: #e2e8f0;
  border-radius: 9999px;
  overflow: hidden;
  margin: 0.2rem 0;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
  border-radius: 9999px;
  transition: width 0.4s ease;
}

.pool-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Output Card & Visual Aging */
.output-card {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  transition: all 0.3s ease;
}

.output-card.aging-tier-normal {
  border-left: 4px solid var(--success);
  opacity: 1;
}

.output-card.aging-tier-fading {
  border-left: 4px solid var(--warning);
  opacity: 0.85;
  background-color: #fafbfc;
}

.output-card.aging-tier-urgent {
  border-left: 4px solid var(--danger);
  opacity: 0.65;
  background-color: #fef2f2;
}

/* Download button is always 100% visible & high-contrast */
.output-card .btn-download {
  opacity: 1 !important;
  background-color: var(--primary) !important;
  color: white !important;
  box-shadow: 0 2px 4px rgba(0,0,0,0.12);
  font-weight: 600;
  padding: 0.5rem 0.9rem;
  font-size: 0.825rem;
  width: 100%;
}
.output-card .btn-download:hover {
  background-color: var(--primary-hover) !important;
}

.countdown-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-weight: 600;
  font-size: 0.7rem;
  padding: 0.15rem 0.5rem;
  border-radius: 9999px;
}

.countdown-normal { background: var(--success-bg); color: #065f46; }
.countdown-fading { background: var(--warning-bg); color: #92400e; }
.countdown-urgent { background: var(--danger-bg); color: #991b1b; }

/* Admin Views & Tables */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  margin-bottom: 1.5rem;
  overflow: hidden;
}

.card-body {
  padding: 1.25rem;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.885rem;
}

.data-table th {
  background-color: #fafbfc;
  color: var(--text-muted);
  font-weight: 600;
  text-align: left;
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
}

.data-table td {
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

.data-table tr:hover td {
  background-color: #f8fafc;
}

.empty-row td {
  text-align: center;
  padding: 2.5rem;
  color: var(--text-muted);
}

/* Modals */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 1rem;
}

.modal-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 480px;
  overflow: hidden;
}

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

.modal-header h3 { font-size: 1.2rem; }

.modal-close {
  background: transparent;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-muted);
}

.modal-card form {
  padding: 1.5rem;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.checkbox {
  width: 15px;
  height: 15px;
  cursor: pointer;
}