:root {
  --acs-blue: #0b5ed7;
  --acs-blue-dark: #0a3f95;
  --acs-purple: #6d28d9;
  --acs-dark: #0f172a;
  --acs-light: #f8fafc;
  --acs-border: #dbe2ea;
}

* {
  box-sizing: border-box;
  font-family: Inter, Arial, sans-serif;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 10% 20%, rgba(11, 94, 215, 0.18), transparent 34%),
    radial-gradient(circle at 85% 15%, rgba(109, 40, 217, 0.14), transparent 30%),
    linear-gradient(135deg, #edf4ff 0%, #f8f9ff 46%, #ffffff 100%);
  color: var(--acs-dark);
  min-height: 100vh;
}

.top-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  border-bottom: 1px solid rgba(219, 226, 234, 0.75);
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(8px);
}

.brand {
  font-weight: 700;
  color: var(--acs-blue);
}

.links a {
  margin-left: 14px;
  color: var(--acs-dark);
  text-decoration: none;
}

.hero {
  padding: 56px 24px;
  max-width: 960px;
}

.hero h1 {
  margin-bottom: 8px;
  font-size: 2.25rem;
}

.hero p {
  max-width: 620px;
  color: #334155;
}

.hero-badges {
  margin-top: 16px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.hero-badges span {
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(11, 94, 215, 0.18);
  color: #1e3a8a;
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
}

.chat-toggle {
  position: fixed;
  right: 24px;
  bottom: 24px;
  background: linear-gradient(135deg, var(--acs-blue), var(--acs-purple));
  color: #fff;
  border: none;
  border-radius: 999px;
  padding: 12px 20px;
  cursor: pointer;
  box-shadow: 0 12px 30px rgba(11, 94, 215, 0.32);
}

.chat-widget {
  position: fixed;
  right: 24px;
  bottom: 76px;
  width: 432px; /* +20% vs prior 360px */
  height: 500px;
  background: rgba(255, 255, 255, 0.93);
  border: 1px solid rgba(219, 226, 234, 0.85);
  border-radius: 14px;
  box-shadow: 0 14px 34px rgba(15, 23, 42, 0.15);
  display: flex;
  flex-direction: column;
  backdrop-filter: blur(8px);
}

.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  background: linear-gradient(135deg, var(--acs-blue-dark), var(--acs-blue));
  color: #fff;
  border-radius: 14px 14px 0 0;
  font-weight: 600;
}

.chat-header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.chat-mode-toggle {
  border: 1px solid rgba(255, 255, 255, 0.45);
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 12px;
  line-height: 1;
}

.chat-mode-toggle.off {
  background: rgba(15, 23, 42, 0.32);
}

.chat-close {
  border: 1px solid rgba(255, 255, 255, 0.45);
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  padding: 0;
  line-height: 1;
}

.chat-log {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
}

.chat-mode-badge {
  margin: 8px 10px 0;
  align-self: flex-start;
  font-size: 12px;
  font-weight: 600;
  color: #0f172a;
  background: rgba(11, 94, 215, 0.12);
  border: 1px solid rgba(11, 94, 215, 0.25);
  border-radius: 999px;
  padding: 4px 10px;
}

.chat-mode-badge.guest {
  background: rgba(15, 23, 42, 0.12);
  border-color: rgba(15, 23, 42, 0.28);
}

.bubble {
  margin-bottom: 10px;
  padding: 11px 13px;
  border-radius: 12px;
  max-width: 86%;
  line-height: 1.55;
  white-space: pre-wrap;
  font-size: 15px;
  letter-spacing: 0.01em;
}

.user {
  margin-left: auto;
  background: #e7f0ff;
  text-align: left;
  border-bottom-right-radius: 4px;
}

.assistant {
  margin-right: auto;
  background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
  border: 1px solid rgba(148, 163, 184, 0.35);
  border-left: 4px solid var(--acs-blue);
  border-bottom-left-radius: 4px;
  text-align: left;
  color: #0f172a;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.06);
}

.bubble.assistant a {
  color: #0a58ca;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
  word-break: break-word;
}

.bubble.assistant a:hover {
  color: var(--acs-blue-dark);
}

/* Emphasis for **...** in assistant replies — subtle, readable, not a marker highlighter */
.bubble.assistant .chat-highlight {
  font-weight: 600;
  color: #1e3a8a;
  background-color: rgba(59, 130, 246, 0.11);
  border: 1px solid rgba(37, 99, 235, 0.18);
  border-radius: 5px;
  padding: 0.1em 0.38em;
  margin: 0 0.04em;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

.assistant-points {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.assistant-point {
  position: relative;
  padding-left: 14px;
}

.assistant-point::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--acs-blue), var(--acs-purple));
}

.chat-input-area {
  display: flex;
  gap: 8px;
  border-top: 1px solid var(--acs-border);
  padding: 10px;
}

.chat-input-area input {
  flex: 1;
}

input, textarea, button {
  border: 1px solid var(--acs-border);
  border-radius: 8px;
  padding: 10px;
}

button {
  background: linear-gradient(135deg, var(--acs-blue), var(--acs-purple));
  color: #fff;
  border: none;
  cursor: pointer;
}

.hidden {
  display: none;
}

body.chat-open .chat-toggle {
  display: none;
}

@media (max-width: 768px) {
  .top-nav {
    padding: 12px 14px;
  }

  .hero {
    padding: 28px 14px;
  }

  .hero h1 {
    font-size: 1.55rem;
  }

  .chat-toggle {
    right: 14px;
    bottom: calc(14px + env(safe-area-inset-bottom));
    padding: 11px 16px;
    z-index: 1001;
  }

  .chat-widget {
    right: 0;
    bottom: 0;
    width: 100vw;
    height: min(82vh, 640px);
    border-radius: 16px 16px 0 0;
    border-left: none;
    border-right: none;
    border-bottom: none;
    z-index: 1000;
  }

  .chat-header {
    border-radius: 16px 16px 0 0;
  }

  .chat-log {
    padding: 10px;
  }

  .bubble {
    max-width: 92%;
  }

  .chat-input-area {
    padding: 10px;
    gap: 6px;
    padding-bottom: calc(10px + env(safe-area-inset-bottom));
  }

  .chat-input-area input {
    min-width: 0;
    font-size: 16px;
  }

  .chat-input-area button {
    white-space: nowrap;
    padding: 10px 12px;
  }
}

@media (max-width: 420px) {
  .links a {
    margin-left: 8px;
    font-size: 0.9rem;
  }

  .chat-widget {
    height: 85vh;
  }
}

.page-shell {
  max-width: 880px;
  margin: 36px auto;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(219, 226, 234, 0.85);
  border-radius: 12px;
  padding: 24px;
  backdrop-filter: blur(8px);
}

.card {
  border: 1px solid var(--acs-border);
  border-radius: 10px;
  padding: 16px;
  margin: 12px 0 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.status {
  color: var(--acs-blue);
  font-weight: 600;
}

.table-actions {
  margin-bottom: 10px;
}

.table-pagination {
  margin-top: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--acs-border);
  border-radius: 10px;
  background: #fff;
}

#chunks-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 900px;
}

#chunks-table th,
#chunks-table td {
  border-bottom: 1px solid #e5e7eb;
  padding: 10px;
  text-align: left;
  vertical-align: top;
}

#chunks-table th {
  background: #f8fafc;
  font-size: 0.9rem;
}

#chunks-table textarea {
  width: 100%;
  min-height: 90px;
  resize: vertical;
  font-size: 0.9rem;
}

.update-btn,
.delete-btn {
  margin-right: 6px;
  margin-bottom: 6px;
}

.danger-zone {
  border-color: #fecaca;
  background: #fff7f7;
}

.btn-danger {
  background: #dc2626 !important;
  color: #fff !important;
}

.btn-danger:hover {
  filter: brightness(0.95);
}

.hint {
  font-size: 0.9rem;
  color: #64748b;
  margin: 0;
}

/* Hidden by default so flex never fights the HTML `hidden` attribute or .hidden class. */
.upload-progress-wrap {
  display: none;
  align-items: center;
  gap: 10px;
  margin-top: 4px;
  margin-bottom: 4px;
}

.upload-progress-wrap.progress-visible {
  display: flex;
}

#upload-progress,
#ingest-progress,
#delete-progress {
  width: 320px;
  height: 12px;
}

#upload-progress-text,
#ingest-progress-text,
#delete-progress-text {
  font-size: 0.9rem;
  color: var(--acs-blue-dark);
  min-width: 42px;
}

#rq-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

#rq-table th,
#rq-table td {
  border-bottom: 1px solid #e5e7eb;
  padding: 10px;
  text-align: left;
  vertical-align: top;
}

#rq-table th {
  background: #f8fafc;
  font-size: 0.9rem;
}

.rq-cell-mono {
  font-family: ui-monospace, monospace;
  font-size: 0.82rem;
  max-width: 200px;
  word-break: break-all;
}

.rq-cell-category {
  max-width: 220px;
  font-size: 0.88rem;
  font-weight: 600;
  color: #1e3a5f;
  word-break: break-word;
}

.rq-cell-detail {
  max-width: 480px;
  white-space: pre-wrap;
  word-break: break-word;
}

.rq-page-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.rq-page-title {
  margin: 0;
  flex: 1 1 240px;
}

.rq-page-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.rq-btn-primary {
  background: linear-gradient(135deg, var(--acs-blue), var(--acs-purple)) !important;
  color: #fff !important;
  border: none !important;
  font-weight: 600;
  padding: 10px 18px;
}

.rq-btn-outline {
  background: #fff !important;
  color: var(--acs-dark) !important;
  border: 1px solid var(--acs-border) !important;
  font-weight: 600;
  padding: 10px 16px;
}

.rq-btn-outline:hover {
  background: #f1f5f9 !important;
}

.rq-footer-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

/* —— Full admin shell (management, queries, config) —— */
body.admin-app {
  margin: 0;
  min-height: 100vh;
}

.admin-shell {
  display: flex;
  min-height: 100vh;
  width: 100%;
  max-width: 100%;
}

.admin-sidebar {
  width: 280px;
  min-width: 260px;
  max-width: min(280px, 38vw);
  flex-shrink: 0;
  background: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);
  color: #e2e8f0;
  padding: 20px 16px 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  border-right: 1px solid #334155;
  overflow-y: auto;
}

.admin-sidebar-brand {
  font-weight: 800;
  font-size: 1.2rem;
  color: #fff;
  letter-spacing: -0.02em;
}

.admin-sidebar-tagline {
  margin: 0 0 6px;
  font-size: 0.75rem;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.admin-sidebar-block {
  margin-top: 6px;
}

.admin-sidebar-label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: #cbd5e1;
  margin-bottom: 6px;
}

.admin-sidebar-token {
  width: 100%;
  box-sizing: border-box;
  background: #f8fafc !important;
  color: #0f172a !important;
  border: 1px solid #94a3b8 !important;
  border-radius: 8px;
  padding: 10px;
  font-size: 0.9rem;
  /* type=text (not password) so managers do not autofill the shipped default; mask where supported */
  -webkit-text-security: disc;
}

.admin-sidebar-hint {
  margin: 6px 0 8px;
  font-size: 0.72rem;
  line-height: 1.35;
  color: #94a3b8;
}

.admin-sidebar-hint-top {
  margin-top: 0;
}

.admin-sidebar-hint .admin-sidebar-code {
  font-family: ui-monospace, monospace;
  font-size: 0.68rem;
  color: #e2e8f0;
}

.admin-sidebar-btn {
  width: 100%;
  box-sizing: border-box;
  text-align: center;
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  margin-top: 8px;
  background: linear-gradient(135deg, var(--acs-blue), var(--acs-purple));
  color: #fff;
}

.admin-sidebar-btn-ghost {
  background: transparent !important;
  border: 1px solid #475569 !important;
  color: #e2e8f0 !important;
  margin-top: 4px;
}

.admin-sidebar-btn-ghost:hover {
  background: rgba(255, 255, 255, 0.07) !important;
}

.admin-sidebar-btn-danger {
  background: #991b1b !important;
  margin-top: 12px;
}

.admin-sidebar-btn-danger:hover {
  filter: brightness(1.08);
}

.admin-sidebar-btn:disabled,
.admin-sidebar-btn[disabled] {
  opacity: 0.55;
  cursor: not-allowed;
  filter: grayscale(0.2);
  box-shadow: none;
}

.admin-sidebar-btn-danger:disabled,
.admin-sidebar-btn-danger[disabled] {
  opacity: 0.5;
  filter: grayscale(0.35);
}

.admin-sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 12px;
}

.admin-sidebar-link {
  display: block;
  padding: 10px 12px;
  border-radius: 8px;
  color: #cbd5e1;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
}

.admin-sidebar-link:hover {
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
}

.admin-sidebar-link.is-active {
  background: rgba(59, 130, 246, 0.28);
  color: #fff;
  border: 1px solid rgba(96, 165, 250, 0.4);
}

.admin-sidebar-link-muted {
  font-size: 0.85rem;
  color: #64748b;
}

.admin-sidebar-divider {
  height: 1px;
  background: #334155;
  margin: 16px 0 8px;
}

.admin-sidebar-section-title {
  margin: 0 0 6px;
  font-size: 0.72rem;
  font-weight: 700;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.admin-sidebar-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.admin-main {
  flex: 1;
  min-width: 0;
  overflow: auto;
  padding: 22px 28px 48px;
  max-width: 100%;
}

.admin-main-header h1 {
  margin: 0 0 8px;
  font-size: 1.65rem;
}

.admin-main-lead {
  margin: 0 0 20px;
  max-width: 900px;
  color: #475569;
  font-size: 0.95rem;
  line-height: 1.45;
}

.admin-main-header-row {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.admin-main-status {
  margin-top: 12px;
}

.admin-chunks-card .table-wrap {
  margin-top: 12px;
}

.admin-form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 14px;
}

.rq-load-inline {
  flex-shrink: 0;
  margin-top: 4px;
}

@media (max-width: 900px) {
  .admin-shell {
    flex-direction: column;
  }

  .admin-sidebar {
    width: 100%;
    max-width: none;
    border-right: none;
    border-bottom: 1px solid #334155;
  }

  .admin-sidebar-actions {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .admin-sidebar-actions .admin-sidebar-btn {
    width: auto;
    flex: 1 1 calc(50% - 6px);
    min-width: 140px;
  }
}