@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
  --bg: #090d16;
  --bg-surface: rgba(17, 24, 39, 0.7);
  --bg-surface-solid: #111827;
  --border: rgba(255, 255, 255, 0.08);
  --text: #f3f4f6;
  --text-muted: #9ca3af;
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --primary-glow: rgba(99, 102, 241, 0.45);
  --success: #10b981;
  --success-glow: rgba(16, 185, 129, 0.2);
  --danger: #ef4444;
  --danger-glow: rgba(239, 68, 68, 0.25);
  --warning: #f59e0b;
  --warning-glow: rgba(245, 158, 11, 0.2);
  --shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.7);
  --shadow-lg: 0 20px 40px -15px rgba(0, 0, 0, 0.8);
  --font-title: 'Outfit', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
}

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

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background-color: var(--bg);
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.15) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(124, 58, 237, 0.12) 0%, transparent 45%),
    radial-gradient(circle at 50% 50%, rgba(17, 24, 39, 0.5) 0%, #090d16 100%);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

.shell {
  width: min(1200px, calc(100% - 32px));
  margin: 0 auto;
  padding: 40px 0 60px;
}

/* Header & Navigation Tabs */
.header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
  flex-wrap: wrap;
  gap: 16px;
}

.title-area h1 {
  font-family: var(--font-title);
  font-size: 2.2rem;
  font-weight: 800;
  background: linear-gradient(135deg, #ffffff 30%, #a5b4fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.03em;
}

.title-area p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-top: 4px;
}

.tabs-nav {
  display: flex;
  background: rgba(17, 24, 39, 0.8);
  padding: 6px;
  border-radius: 16px;
  border: 1px solid var(--border);
  gap: 4px;
}

.tab-btn {
  background: transparent;
  border: none;
  padding: 10px 22px;
  color: var(--text-muted);
  font-weight: 600;
  font-family: var(--font-body);
  font-size: 0.95rem;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  gap: 8px;
}

.tab-btn:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
}

.tab-btn.active {
  background: var(--primary);
  color: #ffffff;
  box-shadow: 0 4px 15px var(--primary-glow);
}

.tab-content {
  display: none;
  animation: tabFadeIn 0.4s ease;
}

.tab-content.active {
  display: block;
}

@keyframes tabFadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Glassmorphism Panel */
.panel {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 28px;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  position: relative;
  overflow: hidden;
}

.panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.06) 50%, rgba(255,255,255,0) 100%);
}

.panel h2 {
  font-family: var(--font-title);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 20px;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Stats Section */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 30px;
}

.stat-card {
  padding: 20px;
  border-radius: 20px;
  background: rgba(31, 41, 55, 0.4);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-2px);
  border-color: rgba(99, 102, 241, 0.3);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.08);
}

.stat-info span {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.stat-info strong {
  display: block;
  font-size: 2rem;
  font-family: var(--font-title);
  font-weight: 800;
  margin-top: 4px;
  color: #ffffff;
}

.stat-icon {
  background: rgba(99, 102, 241, 0.1);
  color: var(--primary);
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

/* Unified Upload & Text Field (Hybrid) */
.unified-upload-box {
  display: grid;
  gap: 20px;
}

.hybrid-input-area {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* Uiverse Input styling */
.cool-textarea {
  width: 100%;
  min-height: 140px;
  padding: 18px;
  background: rgba(17, 24, 39, 0.8);
  border: 1px solid var(--border);
  border-radius: 16px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  resize: vertical;
  transition: all 0.3s ease;
  outline: none;
}

.cool-textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15);
}

.cool-input {
  width: 100%;
  padding: 14px 18px;
  background: rgba(17, 24, 39, 0.8);
  border: 1px solid var(--border);
  border-radius: 14px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: all 0.3s ease;
  outline: none;
}

.cool-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15);
}

/* Dropzone styling from Uiverse.io */
.dropzone-container {
  border: 2px dashed rgba(99, 102, 241, 0.25);
  background: rgba(17, 24, 39, 0.4);
  border-radius: 16px;
  padding: 24px;
  text-align: center;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.dropzone-container:hover, .dropzone-container.dragover {
  border-color: var(--primary);
  background: rgba(99, 102, 241, 0.05);
  box-shadow: 0 0 25px rgba(99, 102, 241, 0.1);
}

.dropzone-container input[type="file"] {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

.dropzone-icon {
  font-size: 2.2rem;
  color: var(--primary);
  transition: transform 0.3s ease;
}

.dropzone-container:hover .dropzone-icon {
  transform: translateY(-4px);
}

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

.dropzone-container p strong {
  color: var(--text);
}

/* Dynamic Detection Badge */
.detection-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(31, 41, 55, 0.3);
  padding: 10px 16px;
  border-radius: 12px;
  border: 1px solid var(--border);
  font-size: 0.88rem;
  margin-top: 4px;
}

.detected-type {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: var(--primary);
}

.clear-detection-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-weight: 600;
  font-size: 0.8rem;
}

.clear-detection-btn:hover {
  color: var(--danger);
}

/* Buttons Styling (Uiverse Style) */
button {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 12px;
  padding: 12px 22px;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid transparent;
}

button.primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
  color: #ffffff;
  box-shadow: 0 4px 15px var(--primary-glow);
}

button.primary:hover {
  transform: translateY(-1.5px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.6);
}

button.primary:active {
  transform: translateY(0);
}

button.secondary {
  background: rgba(31, 41, 55, 0.6);
  border-color: var(--border);
  color: var(--text);
}

button.secondary:hover {
  background: rgba(31, 41, 55, 0.9);
  border-color: rgba(255, 255, 255, 0.15);
}

button.danger {
  background: rgba(239, 68, 68, 0.1);
  color: var(--danger);
  border: 1px solid rgba(239, 68, 68, 0.25);
}

button.danger:hover {
  background: var(--danger);
  color: #ffffff;
  box-shadow: 0 4px 15px var(--danger-glow);
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Messages */
.message {
  font-size: 0.9rem;
  font-weight: 600;
  margin-top: 8px;
  padding: 10px 14px;
  border-radius: 10px;
  display: none;
}

.message.show {
  display: block;
  animation: fadeIn 0.3s ease;
}

.message.error {
  background: rgba(239, 68, 68, 0.1);
  color: var(--danger);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

.message.success {
  background: rgba(16, 185, 129, 0.1);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

/* Dashboards Grid */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 20px;
  margin-top: 24px;
}

@media (max-width: 960px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
  .stats-grid {
    grid-template-columns: 1fr;
  }
}

/* Knowledge Sources List styling */
.list-container {
  display: grid;
  gap: 14px;
  max-height: 600px;
  overflow-y: auto;
  padding-right: 4px;
}

.list-container::-webkit-scrollbar {
  width: 6px;
}
.list-container::-webkit-scrollbar-track {
  background: transparent;
}
.list-container::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
}

.source-card {
  background: rgba(31, 41, 55, 0.3);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px;
  transition: all 0.25s ease;
}

.source-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
  background: rgba(31, 41, 55, 0.45);
}

.source-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.source-title-area h3 {
  font-family: var(--font-title);
  font-size: 1.1rem;
  font-weight: 700;
  color: #ffffff;
}

.source-title-area p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Custom switch checkbox from Uiverse.io */
.uiverse-switch {
  font-size: 11px;
  position: relative;
  display: inline-block;
  width: 4em;
  height: 2.2em;
}

.uiverse-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.uiverse-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(255, 255, 255, 0.1);
  transition: .3s;
  border-radius: 30px;
  border: 1px solid var(--border);
}

.uiverse-slider:before {
  position: absolute;
  content: "";
  height: 1.6em;
  width: 1.6em;
  border-radius: 50%;
  left: 0.25em;
  bottom: 0.2em;
  background-color: var(--text-muted);
  transition: .3s;
}

.uiverse-switch input:checked + .uiverse-slider {
  background-color: rgba(99, 102, 241, 0.2);
  border-color: var(--primary);
}

.uiverse-switch input:checked + .uiverse-slider:before {
  transform: translateX(1.8em);
  background-color: var(--primary);
  box-shadow: 0 0 8px var(--primary-glow);
}

/* Badges / Pills */
.badge-pill {
  display: inline-flex;
  align-items: center;
  padding: 4px 8px;
  border-radius: 8px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.badge-pill.status-ready {
  background: rgba(16, 185, 129, 0.12);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.badge-pill.status-pending {
  background: rgba(245, 158, 11, 0.12);
  color: var(--warning);
  border: 1px solid rgba(245, 158, 11, 0.2);
}

.badge-pill.status-failed {
  background: rgba(239, 68, 68, 0.12);
  color: var(--danger);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

.badge-pill.type-doc {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  border: 1px solid var(--border);
}

.badge-pill.type-link {
  background: rgba(99, 102, 241, 0.1);
  color: #a5b4fc;
  border: 1px solid rgba(99, 102, 241, 0.15);
}

.source-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0;
  align-items: center;
}

.source-meta-text {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.source-actions {
  display: flex;
  gap: 8px;
  margin-top: 14px;
}

.source-actions button {
  padding: 8px 14px;
  font-size: 0.82rem;
  border-radius: 10px;
}

/* Sandbox Query Testing area */
.query-box {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.answer-card {
  min-height: 100px;
  background: rgba(17, 24, 39, 0.5);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
  font-size: 0.95rem;
  white-space: pre-wrap;
  color: #e5e7eb;
}

.answer-sources {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

/* User Management Panel & Layout */
.users-table-container {
  overflow-x: auto;
  margin-top: 16px;
}

.users-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.92rem;
}

.users-table th, .users-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}

.users-table th {
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
}

.users-table td {
  color: var(--text);
}

.user-name-cell {
  font-weight: 600;
}

.user-email-cell {
  color: var(--text-muted);
}

.user-status-active {
  color: var(--success);
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  font-size: 0.85rem;
}

.user-status-inactive {
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  font-size: 0.85rem;
}

.user-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.user-dot.active {
  background: var(--success);
  box-shadow: 0 0 8px var(--success-glow);
}

.user-dot.inactive {
  background: var(--text-muted);
}

/* Compact Forms inside sidebar */
.compact-form {
  display: grid;
  gap: 16px;
}

.compact-form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-muted);
}

/* User Toolbar Info & Top Badge */
.top-info-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 10px;
  background: rgba(99, 102, 241, 0.1);
  color: #a5b4fc;
  font-size: 0.85rem;
  font-weight: 600;
  border: 1px solid rgba(99, 102, 241, 0.15);
}

.logout-link-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 8px 16px;
  font-size: 0.88rem;
  border-radius: 10px;
}

.logout-link-btn:hover {
  background: rgba(239, 68, 68, 0.1);
  color: var(--danger);
  border-color: rgba(239, 68, 68, 0.2);
}