/*
 * Helix Design System · 2026.07
 * Authoritative UI layer for the Clinical OS product shell.
 * Visual direction: editorial precision, clinical clarity, quiet confidence.
 */

:root {
  color-scheme: light;
  --hx-ink: #171714;
  --hx-ink-soft: #3f3f3a;
  --hx-muted: #73736c;
  --hx-faint: #96968e;
  --hx-canvas: #f6f5f2;
  --hx-surface: #ffffff;
  --hx-surface-subtle: #faf9f7;
  --hx-surface-warm: #fff7f1;
  --hx-border: #d9d8d2;
  --hx-border-soft: #e7e6e1;
  --hx-border-strong: #aaa9a1;
  --hx-orange: #f15a24;
  --hx-orange-text: #b83d0a;
  --hx-orange-soft: #fde9dc;
  --hx-success: #236b4a;
  --hx-success-soft: #e8f2ec;
  --hx-warning: #8b5a00;
  --hx-warning-soft: #f8eedb;
  --hx-critical: #a43a32;
  --hx-critical-soft: #f8e8e5;
  --hx-focus: #c84513;
  --hx-font-sans: Inter, "SF Pro Text", "SF Pro Display", -apple-system, BlinkMacSystemFont, "PingFang SC", "Noto Sans CJK SC", "Microsoft YaHei", system-ui, sans-serif;
  --hx-font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  --hx-header-h: 68px;
  --hx-rail-w: 240px;
  --hx-content-max: 1680px;
  --hx-radius-control: 3px;
  --hx-radius-panel: 2px;
  --hx-shadow-overlay: 0 24px 70px rgba(23, 23, 20, .16);
  --hx-ease: cubic-bezier(.2, .72, .24, 1);
  --ink: var(--hx-ink);
  --muted: var(--hx-muted);
  --line: var(--hx-border);
  --paper: var(--hx-canvas);
  --panel: var(--hx-surface);
  --green: var(--hx-ink);
  --amber: var(--hx-orange-text);
  --orange: var(--hx-orange);
  --red: var(--hx-critical);
  font-family: var(--hx-font-sans);
  background: var(--hx-canvas);
}

html {
  min-width: 320px;
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  min-height: 100vh;
  background: var(--hx-canvas);
  color: var(--hx-ink);
  font-family: var(--hx-font-sans);
  font-size: 13px;
  line-height: 1.48;
}

button,
input,
select,
textarea {
  color: inherit;
  font: inherit;
}

button,
[role="button"] {
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--hx-focus) !important;
  outline-offset: 2px;
}

::selection {
  background: var(--hx-orange-soft);
  color: var(--hx-ink);
}

.shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: var(--hx-rail-w) minmax(0, 1fr);
  grid-template-rows: var(--hx-header-h) minmax(0, 1fr);
  background: var(--hx-canvas);
}

/* Application header */
.global-topbar {
  z-index: 30;
  grid-column: 1 / -1;
  grid-row: 1;
  display: grid;
  grid-template-columns: var(--hx-rail-w) minmax(430px, 580px) minmax(160px, 1fr) auto;
  align-items: center;
  width: 100%;
  min-height: var(--hx-header-h);
  height: var(--hx-header-h);
  padding: 0;
  border: 0;
  border-bottom: 1px solid var(--hx-border);
  background: rgba(250, 249, 247, .96);
  backdrop-filter: blur(18px) saturate(1.1);
}

.global-topbar .brand {
  display: flex;
  align-items: center;
  align-self: stretch;
  gap: 11px;
  width: 100%;
  margin: 0;
  padding: 0 22px;
  border: 0;
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.global-topbar .brand:hover {
  background: rgba(23, 23, 20, .035);
}

.global-topbar .brand-mark {
  display: block;
  flex: 0 0 34px;
  width: 34px !important;
  height: 34px !important;
  background: transparent !important;
}

.global-topbar .brand-symbol {
  display: block;
  width: 34px;
  height: 34px;
}

.global-topbar .brand-copy {
  display: grid;
  gap: 3px;
  min-width: 0;
  line-height: 1;
}

.global-topbar .brand-copy strong {
  color: var(--hx-ink);
  font-size: 17px;
  font-weight: 670;
  letter-spacing: -.015em;
}

.global-topbar .brand-copy small {
  margin: 0;
  color: var(--hx-muted);
  font-size: 8px;
  font-weight: 560;
  letter-spacing: .045em;
  text-transform: uppercase;
}

.global-context {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 100%;
  min-width: 0;
  padding: 0 12px;
  border: 0;
}

.global-topbar .workspace-switcher,
.global-topbar .project-switcher {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) 16px;
  grid-template-rows: auto auto;
  align-items: center;
  gap: 1px 9px;
  height: 48px;
  min-width: 0;
  margin: 0;
  padding: 6px 9px;
  border: 1px solid transparent;
  border-radius: var(--hx-radius-control) !important;
  background: transparent;
  text-align: left;
  cursor: pointer;
  transition: background .16s var(--hx-ease), border-color .16s var(--hx-ease);
}

.global-topbar .workspace-switcher {
  width: min(290px, 52%);
}

.global-topbar .project-switcher {
  width: min(220px, 42%);
  grid-template-columns: minmax(0, 1fr) 16px;
  padding-left: 11px;
}

.global-topbar .workspace-switcher:hover,
.global-topbar .project-switcher:hover {
  border-color: var(--hx-border);
  background: var(--hx-surface);
}

.global-topbar .workspace-brand-logo {
  grid-column: 1;
  grid-row: 1 / 3;
  width: 44px;
  height: 25px;
  background-color: transparent !important;
}

.global-topbar .context-label,
.global-topbar .project-switcher .context-label {
  align-self: end;
  margin: 0;
  color: var(--hx-faint);
  font-size: 8px;
  font-weight: 680;
  line-height: 1.2;
  letter-spacing: .13em;
}

.global-topbar .workspace-switcher .context-label {
  grid-column: 2 / 4;
}

.global-topbar .workspace-switcher b {
  grid-column: 2;
}

.global-topbar .project-switcher .context-label {
  grid-column: 1 / 3;
}

.global-topbar .project-switcher b {
  grid-column: 1;
  grid-row: 2;
}

.global-topbar .project-switcher svg {
  grid-column: 2;
  grid-row: 2;
}

.global-topbar .workspace-switcher b,
.global-topbar .project-switcher b {
  overflow: hidden;
  align-self: start;
  color: var(--hx-ink);
  font-size: 11px;
  font-weight: 640;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.global-topbar .workspace-chevron,
.global-topbar .project-switcher svg {
  grid-row: 2;
  width: 14px;
  height: 14px;
  fill: none;
  stroke: var(--hx-muted);
  stroke-width: 1.5;
}

.page-context {
  display: grid;
  align-content: center;
  gap: 2px;
  min-width: 0;
  height: 100%;
  padding: 0 18px;
}

.page-context > span {
  color: var(--hx-faint);
  font-size: 8px;
  font-weight: 680;
  letter-spacing: .13em;
}

.page-context h1 {
  overflow: hidden;
  margin: 0;
  color: var(--hx-ink-soft);
  font-size: 13px;
  font-weight: 620;
  letter-spacing: -.01em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.global-topbar .top-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 100%;
  padding: 0 18px 0 8px;
}

.quick-switcher {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 34px;
  padding: 0 8px;
  border: 1px solid var(--hx-border);
  border-radius: var(--hx-radius-control);
  background: var(--hx-surface);
  color: var(--hx-muted);
  cursor: pointer;
}

.quick-switcher:hover {
  border-color: var(--hx-border-strong);
  color: var(--hx-ink);
}

.quick-switcher svg {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.4;
}

.quick-switcher span {
  font-size: 10px;
}

kbd {
  display: inline-grid;
  place-items: center;
  min-width: 18px;
  height: 18px;
  border: 1px solid var(--hx-border);
  border-bottom-color: var(--hx-border-strong);
  border-radius: 2px;
  background: var(--hx-surface-subtle);
  color: var(--hx-muted);
  font: 9px/1 var(--hx-font-sans);
}

.global-topbar .avatar {
  position: relative;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border: 1px solid var(--hx-ink);
  border-radius: 3px !important;
  background: var(--hx-ink);
  color: #fff;
  font-size: 10px;
  font-weight: 680;
  cursor: pointer;
}

.global-topbar .avatar i {
  position: absolute;
  right: -2px;
  bottom: -2px;
  width: 8px;
  height: 8px;
  border: 2px solid var(--hx-surface-subtle);
  border-radius: 50%;
  background: var(--hx-success);
}

/* Navigation rail */
.rail {
  z-index: 20;
  grid-column: 1;
  grid-row: 2;
  position: sticky;
  top: var(--hx-header-h);
  display: flex;
  width: var(--hx-rail-w);
  height: calc(100vh - var(--hx-header-h));
  min-height: 0;
  padding: 16px 12px 14px;
  overflow: hidden;
  border: 0;
  border-right: 1px solid var(--hx-border);
  background: var(--hx-surface-subtle);
}

.rail nav {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 14px;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--hx-border) transparent;
}

.nav-group {
  display: grid;
  gap: 2px;
}

.nav-group > span {
  display: flex;
  align-items: baseline;
  gap: 6px;
  padding: 0 10px 5px;
  color: var(--hx-faint);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: .13em;
  text-transform: uppercase;
}

.nav-group > span small {
  color: var(--hx-faint);
  font-size: 8px;
  font-weight: 500;
  letter-spacing: .02em;
  text-transform: none;
}

.nav-group .nav-btn {
  position: relative;
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  width: 100%;
  min-height: 38px;
  padding: 7px 9px;
  border: 0;
  border-left: 2px solid transparent;
  border-radius: 2px !important;
  background: transparent;
  color: var(--hx-muted);
  text-align: left;
  cursor: pointer;
  transition: color .15s var(--hx-ease), background .15s var(--hx-ease);
}

.nav-group .nav-btn:hover {
  background: rgba(23, 23, 20, .045);
  color: var(--hx-ink);
}

.nav-group .nav-btn.active {
  border-left-color: var(--hx-orange);
  background: var(--hx-surface);
  color: var(--hx-ink);
}

.nav-btn i {
  display: grid;
  place-items: center;
  width: 18px;
  height: 18px;
  margin: 0;
  border: 0;
  color: currentColor;
}

.nav-btn.active i {
  border: 0;
  background: transparent;
  color: var(--hx-orange-text);
}

.ui-icon {
  display: block;
  width: 17px;
  height: 17px;
}

.nav-btn b {
  display: grid;
  gap: 1px;
  min-width: 0;
  font-weight: 570;
}

.nav-btn b span {
  overflow: hidden;
  font-size: 11px;
  line-height: 1.3;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-btn b small {
  color: var(--hx-faint);
  font-size: 8.5px;
  font-weight: 450;
  line-height: 1.2;
}

.nav-btn.active b {
  font-weight: 660;
}

.nav-btn.active b small {
  color: var(--hx-muted);
}

.nav-group-meta {
  padding: 8px 0;
  border-top: 1px solid var(--hx-border-soft);
  border-bottom: 1px solid var(--hx-border-soft);
}

.nav-group-prototype {
  margin-top: auto;
  padding-top: 13px;
  border-top: 1px solid var(--hx-border);
}

/* Main page frame */
main {
  grid-column: 2;
  grid-row: 2;
  min-width: 0;
  min-height: 0;
  background: var(--hx-canvas);
}

#view {
  width: 100%;
  max-width: var(--hx-content-max);
  margin: 0 auto;
  padding: 28px 34px 88px;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--hx-muted);
  font-size: 9px;
  font-weight: 720;
  line-height: 1.25;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  margin: 22px 0 16px;
}

.page-guide + .section-head {
  margin-top: 24px;
}

.section-head > div {
  min-width: 0;
}

.section-head h2,
.workspace-intro h2 {
  margin: 0;
  color: var(--hx-ink);
  font-size: clamp(25px, 2vw, 32px);
  font-weight: 620;
  line-height: 1.12;
  letter-spacing: -.035em;
}

.section-head p,
.workspace-intro p {
  max-width: 760px;
  margin: 8px 0 0;
  color: var(--hx-muted);
  font-size: 13px;
  line-height: 1.65;
}

.subtle {
  color: var(--hx-muted);
  line-height: 1.6;
}

/* First-visit / contextual guide */
.page-guide {
  overflow: hidden;
  margin: 0 0 18px;
  border: 1px solid var(--hx-border);
  border-left: 3px solid var(--hx-orange);
  border-radius: var(--hx-radius-panel);
  background: var(--hx-surface-subtle);
}

.page-guide summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 48px;
  padding: 8px 14px;
  list-style: none;
  cursor: pointer;
}

.page-guide summary::-webkit-details-marker {
  display: none;
}

.page-guide summary span {
  display: grid;
  gap: 2px;
}

.page-guide summary b {
  font-size: 11px;
  font-weight: 650;
}

.page-guide summary small {
  color: var(--hx-muted);
  font-size: 10px;
}

.page-guide summary em {
  color: var(--hx-orange-text);
  font-size: 9px;
  font-style: normal;
  white-space: nowrap;
}

.page-guide-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 240px;
  gap: 18px;
  padding: 14px;
  border-top: 1px solid var(--hx-border-soft);
  background: var(--hx-surface);
}

.page-guide-flow {
  display: flex;
  align-items: stretch;
  min-width: 0;
}

.page-guide-flow > div {
  display: grid;
  flex: 1;
  gap: 5px;
  min-width: 130px;
  padding: 10px 12px;
  border: 1px solid var(--hx-border);
  background: var(--hx-surface);
}

.page-guide-flow span {
  color: var(--hx-orange-text);
  font-size: 8px;
  font-weight: 650;
}

.page-guide-flow b {
  font-size: 10px;
  font-weight: 620;
}

.page-guide-flow i {
  display: grid;
  place-items: center;
  min-width: 28px;
  color: var(--hx-orange-text);
  font-size: 12px;
  font-style: normal;
}

.page-guide-body > p {
  display: grid;
  align-content: center;
  gap: 4px;
  margin: 0;
  padding-left: 18px;
  border-left: 1px solid var(--hx-border);
  color: var(--hx-muted);
  font-size: 9px;
  line-height: 1.55;
}

.page-guide-body > p b {
  color: var(--hx-ink);
  font-size: 9px;
  letter-spacing: .06em;
  text-transform: uppercase;
}

/* Core components */
.grid {
  gap: 12px;
}

.card,
.flow-node,
.choice,
.workspace-options > button,
.project-list button {
  border-color: var(--hx-border);
  border-radius: var(--hx-radius-panel) !important;
  background: var(--hx-surface);
  box-shadow: none !important;
}

.card {
  padding: 18px;
}

.card h3 {
  margin: 0 0 13px;
  color: var(--hx-ink);
  font-size: 14px;
  font-weight: 650;
  line-height: 1.35;
  letter-spacing: -.01em;
}

.card-head {
  gap: 20px;
  padding-bottom: 12px;
  border-bottom-color: var(--hx-border-soft);
}

.card-head h3 {
  margin: 3px 0 0;
}

.button,
.quiet,
.icon-btn,
.dialog-close,
.project-list button,
.workspace-options button,
.operations-tabs button,
.warehouse-tabs button,
.lookup-tabs button,
.handoff-tabs button,
.portal-tabs button {
  border-radius: var(--hx-radius-control) !important;
}

.button {
  min-height: 36px;
  padding: 8px 14px;
  border: 1px solid var(--hx-ink);
  background: var(--hx-ink);
  color: #fff;
  font-size: 11px;
  font-weight: 620;
  letter-spacing: .005em;
  transition: background .15s var(--hx-ease), border-color .15s var(--hx-ease);
}

.button:hover {
  border-color: var(--hx-orange-text);
  background: var(--hx-orange-text);
}

.button.secondary,
.quiet {
  border: 1px solid var(--hx-border);
  background: var(--hx-surface);
  color: var(--hx-ink);
}

.button.secondary:hover,
.quiet:hover {
  border-color: var(--hx-border-strong);
  background: var(--hx-surface-subtle);
}

.button:disabled,
button:disabled {
  cursor: not-allowed;
  opacity: .48;
}

input,
select,
textarea {
  border-color: var(--hx-border) !important;
  border-radius: var(--hx-radius-control) !important;
  background: var(--hx-surface);
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 3px 7px;
  border: 1px solid var(--hx-border);
  border-radius: 2px !important;
  background: var(--hx-surface-subtle);
  color: var(--hx-ink-soft);
  font-size: 9px;
  font-weight: 560;
  line-height: 1.2;
  white-space: nowrap;
}

.badge.warn {
  border-color: #d7b986;
  background: var(--hx-warning-soft);
  color: var(--hx-warning);
}

.badge.risk {
  border-color: #d5aaa4;
  background: var(--hx-critical-soft);
  color: var(--hx-critical);
}

.notice {
  padding: 11px 13px;
  border: 0;
  border-left: 3px solid var(--hx-orange);
  border-radius: 0 !important;
  background: var(--hx-surface-warm);
  color: var(--hx-ink-soft);
  font-size: 11px;
  line-height: 1.6;
}

.table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  color: var(--hx-ink-soft);
  font-size: 11px;
}

.table th {
  padding: 10px 11px;
  border-bottom: 1px solid var(--hx-border);
  background: var(--hx-surface-subtle);
  color: var(--hx-muted);
  font-size: 9px;
  font-weight: 680;
  letter-spacing: .03em;
  text-transform: uppercase;
}

.table td {
  padding: 11px;
  border-bottom: 1px solid var(--hx-border-soft);
  line-height: 1.5;
  vertical-align: top;
}

.table tbody tr:last-child td {
  border-bottom-color: transparent;
}

.table tbody tr:hover td {
  background: #fbfaf8;
}

.table td b {
  color: var(--hx-ink);
  font-weight: 630;
}

pre,
code,
.sql-preview textarea {
  font-family: var(--hx-font-mono) !important;
}

pre {
  border-radius: 2px !important;
}

.portal-tabs,
.warehouse-tabs,
.operations-tabs,
.lookup-tabs,
.handoff-tabs {
  display: flex;
  gap: 2px;
  margin: 0 0 14px;
  overflow-x: auto;
  border-bottom: 1px solid var(--hx-border);
  background: transparent;
}

.portal-tabs button,
.warehouse-tabs button,
.operations-tabs button,
.lookup-tabs button,
.handoff-tabs button {
  min-height: 39px;
  padding: 9px 13px;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--hx-muted);
  font-size: 10px;
  font-weight: 540;
  white-space: nowrap;
  cursor: pointer;
}

.portal-tabs button:hover,
.warehouse-tabs button:hover,
.operations-tabs button:hover,
.lookup-tabs button:hover,
.handoff-tabs button:hover {
  color: var(--hx-ink);
}

.portal-tabs button.active,
.warehouse-tabs button.active,
.operations-tabs button.active,
.lookup-tabs button.active,
.handoff-tabs button.active {
  border-bottom-color: var(--hx-orange);
  background: transparent;
  color: var(--hx-ink);
  font-weight: 670;
}

/* Project workspace */
.workspace-intro {
  align-items: flex-end;
  min-height: 138px;
  margin: 0 0 18px;
  padding: 12px 0 24px;
  border-bottom: 1px solid var(--hx-ink);
}

.workspace-state {
  gap: 4px;
  padding-bottom: 3px;
}

.workspace-state b {
  font-size: 14px;
}

.workspace-grid {
  gap: 12px;
  margin-bottom: 32px;
}

.work-queue > button {
  grid-template-columns: 92px minmax(0, 1fr) auto;
  min-height: 60px;
  padding: 12px 5px;
  border-bottom-color: var(--hx-border-soft);
}

.work-queue > button:hover,
.context-row:hover {
  background: var(--hx-surface-subtle);
}

.work-queue button b {
  font-size: 11px;
}

.work-queue button small,
.context-row small,
.context-row > span {
  font-size: 9px;
}

.context-row {
  min-height: 72px;
  padding: 14px 5px;
  border-bottom-color: var(--hx-border-soft);
}

.context-row b {
  font-size: 11px;
}

.context-row strong {
  color: var(--hx-ink);
  font-size: 24px;
  letter-spacing: -.03em;
}

.product-modules {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  margin-bottom: 28px;
  border: 1px solid var(--hx-border);
  background: var(--hx-surface);
}

.product-modules article {
  min-height: 168px;
  padding: 18px;
  border-right: 1px solid var(--hx-border);
  border-bottom: 1px solid var(--hx-border);
  transition: background .16s var(--hx-ease), box-shadow .16s var(--hx-ease);
}

.product-modules article:nth-child(4n) {
  border-right: 0;
}

.product-modules article:hover {
  background: var(--hx-surface-subtle);
  box-shadow: inset 0 -3px var(--hx-orange) !important;
}

.product-modules article > span {
  color: var(--hx-orange-text);
  font-size: 8px;
  font-weight: 680;
}

.product-modules h3 {
  margin: 28px 0 8px;
  font-size: 14px;
}

.product-modules p {
  min-height: 42px;
  color: var(--hx-muted);
  font-size: 10px;
  line-height: 1.55;
}

.product-modules b {
  color: var(--hx-ink-soft);
  font-size: 9px;
}

/* Documentation and knowledge */
.documentation-shell,
.knowledge-layout,
.catalog-shell,
.lookup-layout {
  border-color: var(--hx-border) !important;
  background: var(--hx-surface);
}

.document-family-nav,
.knowledge-tree,
.catalog-sidebar,
.lookup-registry-list {
  background: var(--hx-surface-subtle) !important;
}

.document-family-nav button,
.knowledge-tree button,
.catalog-sidebar button,
.lookup-registry-list button {
  transition: background .14s var(--hx-ease), border-color .14s var(--hx-ease);
}

.document-family-nav button.active,
.knowledge-tree button.active,
.catalog-sidebar button.active,
.lookup-registry-list button.active {
  border-left-color: var(--hx-orange) !important;
  background: var(--hx-surface) !important;
}

.doc-card,
.derived-card {
  min-height: 145px;
  padding: 16px !important;
}

.doc-card h3,
.derived-card h3 {
  font-size: 13px !important;
}

/* Operations, warehouse, lookup and handoff */
.operations-principle,
.warehouse-hero,
.orchestration-head,
.lookup-hero,
.handoff-hero {
  border-color: var(--hx-border) !important;
  background: var(--hx-surface);
}

.system-grid,
.warehouse-product-grid {
  gap: 12px;
}

.system-grid > button,
.warehouse-product-grid article {
  border-color: var(--hx-border);
  background: var(--hx-surface);
  transition: border-color .15s var(--hx-ease), background .15s var(--hx-ease);
}

.system-grid > button:hover,
.warehouse-product-grid article:hover {
  border-color: var(--hx-border-strong);
  background: var(--hx-surface-subtle);
}

.warehouse-hero {
  grid-template-columns: minmax(0, 1fr) 300px;
  margin-bottom: 12px;
}

.warehouse-hero > article,
.orchestration-head > div {
  padding: 20px;
}

.warehouse-hero h3,
.orchestration-head h3 {
  font-size: 20px;
  letter-spacing: -.02em;
}

.warehouse-hero p,
.orchestration-head p {
  font-size: 10px;
}

.warehouse-layer-map button {
  min-height: 100px;
  padding: 13px;
  border-color: var(--hx-border);
}

.warehouse-layer-map button:hover {
  border-color: var(--hx-orange);
  background: var(--hx-surface-warm);
}

.warehouse-layer-map button b,
.warehouse-list-item b,
.warehouse-consumers b {
  font-size: 10px;
}

.warehouse-layer-map button small,
.warehouse-list-item small,
.warehouse-consumers span {
  font-size: 8.5px;
}

.orchestration-head {
  grid-template-columns: minmax(0, 1fr) 320px !important;
}

.orchestration-head form {
  padding: 18px !important;
  background: var(--hx-surface-subtle) !important;
}

.dag-layout {
  grid-template-columns: minmax(0, 1fr) 310px !important;
}

.dag-canvas {
  min-height: 380px !important;
  padding: 28px 18px !important;
  background-color: #fbfbf9 !important;
}

.dag-task {
  min-height: 116px !important;
  padding: 13px !important;
  border-color: var(--hx-border) !important;
  background: var(--hx-surface) !important;
}

.dag-task.active {
  border-color: var(--hx-orange) !important;
  box-shadow: inset 0 3px var(--hx-orange) !important;
}

.dag-task b {
  font-size: 10px !important;
}

.dag-detail {
  padding: 18px !important;
  background: var(--hx-surface) !important;
}

.dag-detail pre,
.sql-preview textarea {
  border: 1px solid #292925 !important;
  background: #1d1d1a !important;
  color: #f4f3ef !important;
  font-size: 9px !important;
  line-height: 1.65 !important;
}

.lookup-layout {
  grid-template-columns: 300px minmax(0, 1fr) !important;
  min-height: 570px !important;
}

.lookup-registry-list {
  padding: 12px !important;
}

.lookup-registry-list input {
  min-height: 36px;
  padding: 0 10px !important;
  font-size: 10px !important;
}

.lookup-registry-list button {
  min-height: 47px !important;
  padding: 9px !important;
}

.lookup-registry-list button b {
  font-size: 9px !important;
}

.lookup-detail {
  padding: 22px !important;
}

.lookup-detail h2 {
  font-size: 28px !important;
  letter-spacing: -.035em;
}

.lookup-version {
  min-height: 40px;
  padding: 10px 12px !important;
  border-left-color: var(--hx-orange) !important;
  background: var(--hx-surface-warm) !important;
}

.function-landscape,
.handoff-landscape {
  gap: 10px !important;
}

.function-card,
.handoff-landscape > button {
  min-height: 120px !important;
  padding: 15px !important;
  border-color: var(--hx-border) !important;
  background: var(--hx-surface) !important;
}

.function-card:hover,
.handoff-landscape > button:hover {
  border-color: var(--hx-orange) !important;
  background: var(--hx-surface-warm) !important;
}

.handoff-center {
  padding: 24px !important;
  background: var(--hx-surface-subtle) !important;
}

.handoff-center h3 {
  font-size: 25px !important;
}

.dependency-map button {
  min-height: 120px;
  border-color: var(--hx-border) !important;
}

/* Charts, progress and analysis */
.bar-track,
.progress {
  height: 6px;
  border-radius: 1px !important;
  background: var(--hx-border-soft);
}

.bar-fill,
.progress span {
  border-radius: 1px !important;
  background: var(--hx-orange);
}

.bar-row {
  min-height: 26px;
  font-size: 10px;
}

.reporting-chain,
.analysis-track-grid,
.architecture-lanes,
.landscape-canvas {
  border-color: var(--hx-border) !important;
}

.analysis-track-grid button,
.reporting-chain button,
.reporting-origin,
.reporting-extension {
  border-color: var(--hx-border) !important;
  background: var(--hx-surface) !important;
}

.analysis-track-grid button:hover,
.reporting-chain button:hover {
  border-color: var(--hx-orange) !important;
  background: var(--hx-surface-warm) !important;
}

.hero-copy {
  border-radius: var(--hx-radius-panel) !important;
  background: var(--hx-ink);
}

.hero-side {
  border-radius: var(--hx-radius-panel) !important;
  background: var(--hx-surface-warm);
}

/* Dialogs and Co-pilot */
dialog {
  width: min(860px, calc(100vw - 40px));
  max-height: min(850px, calc(100vh - 40px));
  padding: 28px;
  overflow: auto;
  border: 1px solid var(--hx-border);
  border-radius: 3px !important;
  background: var(--hx-surface);
  box-shadow: var(--hx-shadow-overlay) !important;
}

dialog::backdrop {
  background: rgba(23, 23, 20, .38);
  backdrop-filter: blur(3px);
}

.dialog-close,
.icon-btn {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  padding: 0;
  border: 1px solid var(--hx-border);
  background: var(--hx-surface);
  color: var(--hx-muted);
  cursor: pointer;
}

.dialog-close:hover,
.icon-btn:hover {
  border-color: var(--hx-border-strong);
  color: var(--hx-ink);
}

.workspace-dialog {
  width: min(980px, calc(100vw - 40px));
}

.workspace-options > button {
  min-height: 94px;
}

.workspace-options > button.active {
  border-left-color: var(--hx-orange) !important;
  background: var(--hx-surface-warm) !important;
}

.copilot {
  top: 12px;
  right: 12px;
  bottom: 12px;
  width: min(420px, calc(100vw - 24px));
  padding: 20px;
  border: 1px solid var(--hx-border);
  border-radius: 3px !important;
  background: var(--hx-surface);
  box-shadow: var(--hx-shadow-overlay) !important;
}

.copilot-head h2 {
  font-size: 20px;
  letter-spacing: -.02em;
}

.context-chip {
  padding: 9px 10px;
  border: 1px solid var(--hx-border-soft);
  border-radius: 2px !important;
  background: var(--hx-surface-subtle);
  font-size: 10px;
}

.message {
  padding: 11px 12px;
  border-radius: 3px !important;
  font-size: 11px;
  line-height: 1.6;
}

.message.assistant {
  border: 1px solid var(--hx-border-soft);
  background: var(--hx-surface-subtle);
}

.message.user {
  background: var(--hx-ink);
}

#copilotForm {
  min-height: 42px;
  border-radius: 3px !important;
}

.copilot-fab {
  right: 22px;
  bottom: 18px;
  min-height: 38px;
  padding: 9px 12px;
  border: 1px solid var(--hx-ink);
  border-radius: 3px !important;
  background: var(--hx-ink);
  box-shadow: 0 10px 30px rgba(23, 23, 20, .14) !important;
  font-size: 10px;
}

.copilot-fab:hover {
  border-color: var(--hx-orange-text);
  background: var(--hx-orange-text);
}

.quick-jump-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: 18px;
}

.quick-jump-grid button {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 2px 10px;
  min-height: 58px;
  padding: 10px 12px;
  border: 1px solid var(--hx-border);
  border-radius: 2px;
  background: var(--hx-surface);
  text-align: left;
  cursor: pointer;
}

.quick-jump-grid button:hover {
  border-color: var(--hx-orange);
  background: var(--hx-surface-warm);
}

.quick-jump-grid button .ui-icon {
  grid-row: 1 / 3;
  align-self: center;
  color: var(--hx-orange-text);
}

.quick-jump-grid button b {
  font-size: 11px;
}

.quick-jump-grid button small {
  color: var(--hx-muted);
  font-size: 9px;
}

/* Inspectable affordance */
.surface-inspectable {
  cursor: pointer;
}

.surface-inspectable:hover {
  outline: 1px solid var(--hx-orange) !important;
  outline-offset: -1px;
}

@media (prefers-reduced-motion: no-preference) {
  dialog[open],
  .copilot.open {
    animation: hx-enter .18s var(--hx-ease);
  }

  @keyframes hx-enter {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
  }
}

@media (max-width: 1240px) {
  :root {
    --hx-rail-w: 212px;
  }

  .global-topbar {
    grid-template-columns: var(--hx-rail-w) minmax(400px, 520px) minmax(120px, 1fr) auto;
  }

  .quick-switcher span {
    display: none;
  }

  .product-modules {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .product-modules article:nth-child(4n) {
    border-right: 1px solid var(--hx-border);
  }

  .product-modules article:nth-child(3n) {
    border-right: 0;
  }
}

@media (max-width: 1020px) {
  :root {
    --hx-rail-w: 76px;
  }

  .global-topbar {
    grid-template-columns: var(--hx-rail-w) minmax(400px, 500px) minmax(100px, 1fr) auto;
  }

  .global-topbar .brand {
    justify-content: center;
    padding: 0;
  }

  .global-topbar .brand-copy,
  .nav-group > span,
  .nav-btn b {
    display: none;
  }

  .rail {
    padding-right: 10px;
    padding-left: 10px;
  }

  .nav-group .nav-btn {
    display: grid;
    grid-template-columns: 1fr;
    justify-items: center;
    padding: 8px;
  }

  .nav-group-prototype {
    margin-top: auto;
  }

  .page-guide-body,
  .lookup-layout,
  .dag-layout {
    grid-template-columns: 1fr !important;
  }

  .page-guide-body > p {
    padding: 10px 0 0;
    border-top: 1px solid var(--hx-border);
    border-left: 0;
  }

  .lookup-registry-list {
    max-height: 300px;
    overflow: auto;
  }
}

@media (max-width: 760px) {
  :root {
    --hx-header-h: 60px;
  }

  .shell {
    display: block;
    padding-bottom: 62px;
  }

  .global-topbar {
    position: sticky;
    top: 0;
    display: grid;
    grid-template-columns: 54px minmax(0, 1fr) auto;
    min-height: var(--hx-header-h);
    height: var(--hx-header-h);
  }

  .global-topbar .brand-mark,
  .global-topbar .brand-symbol {
    width: 30px !important;
    height: 30px !important;
  }

  .global-context {
    padding: 0 4px;
  }

  .global-topbar .workspace-switcher {
    width: 100%;
    height: 44px;
    grid-template-columns: 36px minmax(0, 1fr) 14px;
    padding: 5px 7px;
  }

  .global-topbar .workspace-brand-logo {
    width: 36px;
    height: 21px;
  }

  .global-topbar .workspace-switcher b {
    font-size: 10px;
  }

  .global-topbar .project-switcher,
  .page-context,
  .quick-switcher {
    display: none;
  }

  .global-topbar .top-actions {
    padding: 0 10px 0 4px;
  }

  .rail {
    position: fixed;
    z-index: 28;
    top: auto;
    right: 0;
    bottom: 0;
    left: 0;
    display: block;
    width: 100%;
    height: 62px;
    padding: 6px;
    overflow: hidden;
    border-top: 1px solid var(--hx-border);
    border-right: 0;
    background: rgba(250, 249, 247, .98);
  }

  .rail nav {
    display: flex;
    flex-direction: row;
    gap: 2px;
    overflow-x: auto;
    overflow-y: hidden;
  }

  .nav-group {
    display: contents;
  }

  .nav-group-meta,
  .nav-group-prototype {
    margin: 0;
    padding: 0;
    border: 0;
  }

  .nav-group .nav-btn {
    flex: 0 0 54px;
    min-height: 48px;
    border-bottom: 2px solid transparent;
    border-left: 0;
  }

  .nav-group .nav-btn.active {
    border-bottom-color: var(--hx-orange);
  }

  main {
    min-height: calc(100vh - var(--hx-header-h));
  }

  #view {
    padding: 16px 14px 84px;
  }

  .page-guide {
    margin-bottom: 14px;
  }

  .page-guide-body {
    overflow-x: auto;
  }

  .page-guide-flow {
    min-width: 520px;
  }

  .section-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
    margin-top: 18px;
  }

  .section-head h2,
  .workspace-intro h2 {
    font-size: 25px;
  }

  .workspace-intro {
    align-items: flex-start;
    min-height: 0;
    flex-direction: column;
    gap: 16px;
  }

  .workspace-state {
    align-items: flex-start;
  }

  .product-modules {
    grid-template-columns: 1fr;
  }

  .product-modules article,
  .product-modules article:nth-child(3n),
  .product-modules article:nth-child(4n) {
    min-height: 136px;
    border-right: 0;
  }

  .product-modules h3 {
    margin-top: 20px;
  }

  .orchestration-head,
  .warehouse-hero {
    grid-template-columns: 1fr !important;
  }

  .dag-canvas {
    min-height: 0 !important;
    overflow-x: auto;
  }

  .quick-jump-grid {
    grid-template-columns: 1fr;
  }

  dialog,
  .workspace-dialog {
    width: calc(100vw - 16px);
    max-height: calc(100vh - 16px);
    padding: 20px;
  }

  .copilot {
    inset: 8px;
    width: auto;
  }

  .copilot-fab {
    right: 12px;
    bottom: 72px;
  }
}