:root {
  color-scheme: light;
  --ink: #172126;
  --muted: #68767d;
  --line: #d9e2e5;
  --panel: #ffffff;
  --canvas: #f3f6f5;
  --canvas-deep: #e9efed;
  --rail: #102229;
  --rail-soft: #19353d;
  --teal: #087f72;
  --teal-dark: #06675d;
  --teal-soft: #e3f4f0;
  --blue: #1769aa;
  --amber: #b45309;
  --red: #b91c1c;
  --radius: 14px;
  --radius-sm: 9px;
  --shadow-sm: 0 1px 2px rgba(16, 34, 41, 0.05), 0 8px 24px rgba(16, 34, 41, 0.04);
  --shadow-lg: 0 24px 70px rgba(16, 34, 41, 0.16);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at 82% 0%, rgba(8, 127, 114, 0.07), transparent 28rem),
    var(--canvas);
}

button,
input,
select,
textarea {
  font: inherit;
  letter-spacing: 0;
}

button {
  cursor: pointer;
}

button,
summary,
input,
select,
textarea {
  transition: border-color 150ms ease, box-shadow 150ms ease, background-color 150ms ease, color 150ms ease, transform 150ms ease;
}

:focus-visible {
  outline: 3px solid rgba(23, 105, 170, 0.32);
  outline-offset: 2px;
}

button:disabled,
input:disabled,
select:disabled,
textarea:disabled {
  cursor: not-allowed;
  opacity: 0.62;
}

.shell {
  display: grid;
  grid-template-columns: 232px minmax(0, 1fr);
  min-height: 100vh;
}

.rail {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 30px;
  padding: 24px 18px;
  color: #eef2f7;
  background: var(--rail);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 44px;
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 12px;
  color: #ffffff;
  background: linear-gradient(145deg, #0f9d8e, #087267);
  box-shadow: 0 10px 24px rgba(8, 127, 114, 0.28);
  font-size: 12px;
  letter-spacing: -0.02em;
  font-weight: 800;
}

.brand-name {
  font-weight: 760;
}

.brand-sub {
  color: #9fb0b7;
  font-size: 12px;
}

.nav-tabs {
  display: grid;
  gap: 8px;
}

.tab {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  min-height: 44px;
  padding: 0 12px;
  border: 1px solid transparent;
  border-radius: 10px;
  color: #c7d4d8;
  background: transparent;
  text-align: left;
  font-weight: 650;
}

.tab:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.06);
}

.tab.is-active {
  border-color: rgba(94, 234, 212, 0.2);
  color: #ffffff;
  background: linear-gradient(90deg, rgba(15, 157, 142, 0.22), rgba(25, 53, 61, 0.9));
  box-shadow: inset 3px 0 #43c7b8;
}

.icon {
  display: inline-grid;
  width: 18px;
  height: 18px;
  place-items: center;
  flex: 0 0 auto;
}

.icon svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.rail-status {
  display: grid;
  gap: 12px;
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px solid #2f3a4a;
}

.status-row {
  display: flex;
  justify-content: space-between;
  color: #cbd5e1;
  font-size: 13px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--amber);
}

.dot.ok {
  background: var(--teal);
}

.dot.bad {
  background: var(--red);
}

.rail-link {
  color: #c7d2fe;
  font-size: 13px;
  text-decoration: none;
}

#workflow-mode {
  max-width: 118px;
  overflow: hidden;
  text-align: right;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.workspace {
  min-width: 0;
  padding: 30px clamp(22px, 3vw, 44px);
}

.app-footer {
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-align: center;
  text-transform: uppercase;
}

.topbar {
  position: relative;
  z-index: 5;
  display: flex;
  justify-content: space-between;
  gap: 28px;
  align-items: center;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

.topbar-copy {
  min-width: 240px;
  max-width: 620px;
}

.eyebrow {
  margin-bottom: 7px;
  color: var(--teal-dark);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
}

h1 {
  font-size: clamp(26px, 3vw, 34px);
  line-height: 1.15;
  letter-spacing: -0.035em;
}

h2 {
  font-size: 16px;
}

.meta {
  margin-top: 8px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.context-summary {
  display: flex;
  align-items: stretch;
  gap: 8px;
}

.context-pill,
.service-pill {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.82);
}

.context-pill {
  gap: 7px;
  padding: 0 13px;
}

.context-pill small {
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
}

.context-pill strong {
  max-width: 140px;
  overflow: hidden;
  font-size: 13px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.service-pill {
  position: relative;
  gap: 8px;
  padding: 0 13px 0 29px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 750;
}

.service-pill::before {
  position: absolute;
  left: 13px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--amber);
  content: "";
}

.service-pill.is-online::before {
  background: var(--teal);
}

.service-pill.is-offline::before {
  background: var(--red);
}

.settings-menu {
  position: relative;
}

.settings-menu > summary {
  list-style: none;
}

.settings-menu > summary::-webkit-details-marker {
  display: none;
}

.settings-menu[open] > summary {
  border-color: var(--teal);
  color: var(--teal-dark);
  background: var(--teal-soft);
}

.settings-panel {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  display: grid;
  width: min(780px, calc(100vw - 280px));
  max-height: min(76vh, 760px);
  gap: 0;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #ffffff;
  box-shadow: var(--shadow-lg);
}

.settings-section {
  display: grid;
  grid-template-columns: minmax(160px, 0.58fr) minmax(0, 1.42fr);
  gap: 24px;
  padding: 22px;
}

.settings-section + .settings-section {
  border-top: 1px solid var(--line);
}

.settings-section-copy p,
.section-description,
.view-intro p,
.composer-head p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.settings-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.settings-grid .wide {
  grid-column: 1 / -1;
}

.runtime-detail {
  padding: 13px 22px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  background: #f7faf9;
  font-size: 12px;
  line-height: 1.4;
}

.control-cluster {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px;
  align-items: end;
}

label {
  display: grid;
  gap: 6px;
}

label span,
.field-label {
  color: #344054;
  font-size: 13px;
  font-weight: 650;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--ink);
  background: #ffffff;
  outline: none;
}

input,
select {
  height: 40px;
  padding: 0 10px;
}

textarea {
  resize: vertical;
  min-height: 132px;
  padding: 12px;
  line-height: 1.45;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.12);
}

input.needs-key {
  border-color: var(--amber);
  box-shadow: 0 0 0 3px rgba(180, 83, 9, 0.14);
}

.view {
  display: none;
  padding-top: 22px;
  animation: view-enter 180ms ease-out;
}

.view.is-active {
  display: block;
}

.view[hidden] {
  display: none;
}

@keyframes view-enter {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.view-intro {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  margin-bottom: 16px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(120deg, #ffffff, #f4faf8);
  box-shadow: var(--shadow-sm);
}

.view-intro h2 {
  font-size: 18px;
}

.workflow-stack {
  display: grid;
  gap: 16px;
}

.workflow-section {
  min-width: 0;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow-sm);
}

.ask-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 22px;
  align-items: start;
}

.composer,
.document-form,
.library-list-wrap,
.matter-panel,
.review-panel,
.sources,
.workflow-section {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.composer {
  display: grid;
  gap: 14px;
  padding: 20px;
}

.composer-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding-bottom: 4px;
}

.shortcut-hint {
  flex: 0 0 auto;
  padding: 5px 8px;
  border: 1px solid var(--line);
  border-radius: 7px;
  color: var(--muted);
  background: #f7faf9;
  font-size: 11px;
  font-weight: 700;
}

.prompt-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.prompt-chip {
  min-height: 32px;
  padding: 0 11px;
  border: 1px solid #bfd8d3;
  border-radius: 999px;
  color: var(--teal-dark);
  background: #f2faf8;
  font-size: 12px;
  font-weight: 700;
}

.prompt-chip:hover {
  border-color: var(--teal);
  background: var(--teal-soft);
}

.sources {
  min-height: 440px;
  padding: 18px;
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

#source-count,
#analysis-source-count {
  display: grid;
  min-width: 28px;
  height: 28px;
  place-items: center;
  border-radius: 8px;
  color: #075985;
  background: #e0f2fe;
  font-size: 13px;
  font-weight: 700;
}

.action-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.compact-control {
  display: flex;
  align-items: center;
  gap: 8px;
}

.compact-control select {
  width: auto;
  min-width: 138px;
  height: 32px;
}

.compact-control input {
  width: 82px;
  height: 32px;
}

.gate-controls {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 10px;
  margin: -4px 0 14px;
  padding: 12px;
  border: 1px solid #e2e8f0;
  background: #f8fafc;
}

.primary,
.secondary,
.icon-button,
.small-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 40px;
  padding: 0 14px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  font-weight: 700;
}

.icon-button,
.small-button {
  color: #1f2937;
  border-color: var(--line);
  background: #ffffff;
}

.icon-button {
  width: 36px;
  padding: 0;
}

.small-button {
  height: 32px;
  padding: 0 10px;
  font-size: 13px;
}

.primary {
  color: #ffffff;
  background: linear-gradient(145deg, #0b8c7e, var(--teal));
  box-shadow: 0 7px 16px rgba(8, 127, 114, 0.18);
}

.primary:hover {
  background: var(--teal-dark);
  transform: translateY(-1px);
}

.secondary {
  color: #1f2937;
  border-color: var(--line);
  background: #ffffff;
}

.secondary:hover {
  border-color: #aab4c2;
  background: #f8faf9;
}

.danger {
  color: var(--red);
}

.run-state {
  color: var(--muted);
  font-size: 13px;
}

.answer {
  min-height: 260px;
  padding: 18px;
  border: 1px solid #dbe4ef;
  border-radius: var(--radius);
  background: #fbfcfe;
  white-space: pre-wrap;
  line-height: 1.55;
}

.review-panel {
  padding: 0;
  overflow: hidden;
}

.review-panel > summary {
  display: flex;
  min-height: 60px;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 16px;
  list-style: none;
  cursor: pointer;
}

.review-panel > summary::-webkit-details-marker {
  display: none;
}

.review-panel > summary:hover {
  background: #f7faf9;
}

.review-panel > summary > span:first-child {
  display: grid;
  gap: 2px;
}

.review-panel > summary small {
  color: var(--muted);
  font-size: 12px;
  font-weight: 500;
}

.review-panel[open] > summary {
  border-bottom: 1px solid var(--line);
  background: #f7faf9;
}

.review-panel .review-grid,
.review-panel > .secondary {
  margin: 16px;
}

.review-panel .review-grid {
  margin-bottom: 0;
}

.review-grid {
  display: grid;
  grid-template-columns: minmax(140px, 190px) minmax(0, 1fr);
  gap: 12px;
}

.review-grid .wide {
  grid-column: 1 / -1;
}

.review-grid textarea {
  min-height: 76px;
}

.source-list,
.library-list,
.review-list,
.workflow-list {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.workload-list {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.source-item,
.library-item {
  display: grid;
  gap: 7px;
  min-width: 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
}

.item-title {
  font-weight: 750;
  overflow-wrap: anywhere;
}

.item-meta {
  color: var(--muted);
  font-size: 12px;
  overflow-wrap: anywhere;
}

.item-text {
  color: #344054;
  font-size: 14px;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.library-layout {
  display: grid;
  grid-template-columns: minmax(320px, 520px) minmax(0, 1fr);
  gap: 22px;
  align-items: start;
  min-width: 0;
}

.library-editor {
  display: grid;
  gap: 16px;
  min-width: 0;
}

.matter-panel {
  display: grid;
  gap: 14px;
  padding: 16px;
}

.tenant-form,
.matter-form {
  display: grid;
  gap: 12px;
}

.is-locked {
  opacity: 0.62;
}

.matter-form textarea {
  min-height: 92px;
}

.document-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  padding: 18px;
}

.document-form .wide,
.document-form .action-row {
  grid-column: 1 / -1;
}

.document-form textarea {
  min-height: 260px;
}

.library-list-wrap {
  min-height: 520px;
  min-width: 0;
  padding: 16px;
}

.review-head {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.review-subhead {
  margin-top: 12px;
}

#review-filter,
#review-adjudication-filter {
  max-width: 170px;
}

.assignment-filters {
  justify-content: flex-end;
}

.assignment-filters input,
.assignment-filters select {
  max-width: 150px;
}

.review-controls {
  align-items: start;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.review-controls select {
  flex: 0 1 160px;
  min-width: 120px;
}

.review-controls input {
  flex: 1 1 180px;
  min-width: 0;
  width: auto;
}

.review-controls button {
  flex: 0 0 auto;
}

.workflow-form {
  display: grid;
  gap: 12px;
  margin-bottom: 12px;
}

.editor-disclosure {
  margin-bottom: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #f8faf9;
}

.editor-disclosure > summary {
  padding: 12px 14px;
  color: #33434a;
  font-size: 13px;
  font-weight: 750;
  cursor: pointer;
}

.editor-disclosure[open] > summary {
  border-bottom: 1px solid var(--line);
}

.editor-disclosure > .workflow-form,
.editor-disclosure > .gate-controls {
  margin: 0;
  padding: 14px;
  border: 0;
  background: #ffffff;
}

.section-head > [id$="-count"],
.section-head .action-row > [id$="-count"] {
  display: inline-grid;
  min-width: 28px;
  height: 28px;
  place-items: center;
  border-radius: 999px;
  color: #075985;
  background: #e0f2fe;
  font-size: 12px;
  font-weight: 800;
}

.workflow-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.workflow-grid .wide {
  grid-column: 1 / -1;
}

.workflow-grid textarea {
  min-height: 76px;
}

.conflict-list {
  display: grid;
  gap: 14px;
}

.conflict-grid {
  border-top: 1px solid var(--line);
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  margin-top: 10px;
  padding-top: 10px;
}

.conflict-row {
  border-left: 3px solid var(--line);
  display: grid;
  gap: 8px;
  grid-template-columns: 1fr;
  padding-left: 12px;
}

.conflict-row + .conflict-row {
  border-top: 0;
}

.conflict-answer {
  color: #344054;
  line-height: 1.45;
}

.matter-list {
  display: grid;
  gap: 8px;
}

.item-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

#library-filter {
  max-width: 220px;
}

.empty {
  display: grid;
  min-height: 120px;
  place-items: center;
  border: 1px dashed #b8c2cf;
  border-radius: var(--radius);
  color: var(--muted);
  background: #fbfcfc;
  text-align: center;
}

.empty-state {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 220px;
  color: var(--muted);
  white-space: normal;
  text-align: left;
}

.empty-state.compact {
  min-height: 210px;
}

.empty-state > div {
  display: grid;
  gap: 4px;
}

.empty-state strong {
  color: #33434a;
}

.empty-state span:not(.empty-state-icon) {
  max-width: 440px;
  font-size: 13px;
}

.empty-state-icon {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 13px;
  color: var(--teal-dark);
  background: var(--teal-soft);
  font-size: 19px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

@media (max-width: 980px) {
  .shell {
    grid-template-columns: 1fr;
  }

  .rail {
    position: sticky;
    top: 0;
    z-index: 2;
    height: auto;
    flex-wrap: wrap;
    flex-direction: row;
    align-items: center;
    gap: 16px;
    padding: 12px;
  }

  .nav-tabs {
    display: flex;
    flex: 1 1 100%;
    width: 100%;
    min-width: 0;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .tab {
    flex: 0 0 auto;
    width: auto;
    justify-content: center;
    min-width: 112px;
  }

  .rail-status {
    display: none;
  }

  .workspace {
    padding: 18px;
  }

  .topbar > *,
  .topbar-actions > *,
  .section-head > *,
  .action-row > * {
    min-width: 0;
  }

  .meta {
    overflow-wrap: anywhere;
  }

  .topbar,
  .topbar-actions,
  .ask-layout,
  .library-layout,
  .document-form {
    grid-template-columns: 1fr;
  }

  .review-controls {
    grid-template-columns: 1fr;
  }

  .review-controls input {
    min-width: 0;
  }

  .workflow-grid {
    grid-template-columns: 1fr;
  }

  .conflict-row {
    grid-template-columns: 1fr;
  }

  .topbar,
  .topbar-actions {
    display: grid;
  }

  .context-summary {
    flex-wrap: wrap;
  }

  .settings-menu,
  .settings-menu > summary {
    width: 100%;
  }

  .settings-panel {
    position: static;
    width: 100%;
    max-height: none;
    margin-top: 10px;
  }

  .settings-section {
    grid-template-columns: 1fr;
  }

  .view-intro,
  .composer-head {
    align-items: flex-start;
  }
}

@media (max-width: 640px) {
  .workspace {
    padding: 16px 12px;
  }

  .rail {
    padding: 10px 12px;
  }

  .brand-sub {
    display: none;
  }

  .nav-tabs {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 5px;
    overflow-x: visible;
  }

  .tab {
    width: 100%;
    min-width: 0;
    gap: 4px;
    padding: 0 3px;
    font-size: 11px;
  }

  .tab .icon,
  .tab .icon svg {
    width: 14px;
    height: 14px;
  }

  .context-summary,
  .settings-grid,
  .review-grid {
    display: grid;
    grid-template-columns: 1fr;
    width: 100%;
  }

  .context-pill,
  .service-pill {
    justify-content: flex-start;
  }

  .view-intro,
  .composer-head {
    display: grid;
  }

  .workflow-section,
  .composer,
  .sources,
  .library-list-wrap,
  .matter-panel,
  .document-form {
    padding: 15px;
  }
}