:root {
  --bg: #f7f4ef;
  --bg-elevated: #fdfcfa;
  --card: #fffcf8;
  --card-border: rgba(58, 52, 46, 0.1);
  --text: #2c2926;
  --text-soft: #5c5650;
  --muted: #6a6258;
  --accent: #9a8b6a;
  --accent-strong: #6d5b3e;
  --sage: #7a8f7e;
  --sage-soft: rgba(122, 143, 126, 0.14);
  --gold: #b8a078;
  --gold-soft: rgba(184, 160, 120, 0.18);
  --anomaly: #b8864a;
  --anomaly-soft: rgba(184, 134, 74, 0.12);
  --ok: #5f7d62;
  --shadow: 0 1px 2px rgba(44, 41, 38, 0.04), 0 8px 24px rgba(44, 41, 38, 0.06);
  --radius: 14px;
  --radius-sm: 8px;
  --font-serif: "Cormorant Garamond", "Yu Mincho", "Hiragino Mincho ProN", serif;
  --font-sans: "Source Sans 3", "Hiragino Sans", "Yu Gothic UI", sans-serif;
  --sidebar-w: 240px;
  --header-h: auto;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
}

body.modal-open {
  overflow: hidden;
}

a {
  color: var(--accent-strong);
}

.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  align-self: start;
  height: 100vh;
  padding: 1.75rem 1.25rem;
  background: var(--bg-elevated);
  border-right: 1px solid var(--card-border);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.brand {
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--card-border);
}

.brand__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.55rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 1.2;
}

.brand__sub {
  margin: 0.35rem 0 0;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.nav {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.nav__btn {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text);
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.nav__btn:hover {
  background: var(--gold-soft);
  color: var(--text);
}

.nav__btn.is-active {
  background: var(--gold-soft);
  color: var(--accent-strong);
  font-weight: 600;
}

.nav__icon {
  width: 1.1rem;
  opacity: 0.7;
  text-align: center;
  font-size: 0.85rem;
}

.sidebar__foot {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--card-border);
  font-size: 0.78rem;
  color: var(--muted);
  line-height: 1.5;
}

.main {
  padding: 1.75rem clamp(1.25rem, 3vw, 2.5rem) 3rem;
  max-width: 1200px;
}

.page-header {
  margin-bottom: 1.75rem;
}

.page-header h1 {
  margin: 0 0 0.35rem;
  font-family: var(--font-serif);
  font-size: clamp(1.65rem, 3vw, 2rem);
  font-weight: 500;
  letter-spacing: 0.01em;
}

.page-header__lead {
  margin: 0;
  color: var(--text-soft);
  max-width: 42rem;
}

.meta-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  margin-top: 0.85rem;
  font-size: 0.82rem;
  color: var(--muted);
}

.meta-bar strong {
  color: var(--accent-strong);
  font-weight: 600;
}

.meta-bar__extra {
  color: var(--text-soft);
  font-size: 0.82rem;
}

.bridge-strip {
  position: sticky;
  top: 0.45rem;
  z-index: 25;
  margin-bottom: 1.1rem;
  padding: 0.85rem 0.95rem;
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--card) 92%, transparent);
  backdrop-filter: blur(4px);
}

.bridge-strip__head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.35rem 0.8rem;
  margin-bottom: 0.55rem;
}

.bridge-strip__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.02rem;
  font-weight: 600;
}

.bridge-strip__desc {
  margin: 0;
  font-size: 0.8rem;
  color: var(--muted);
}

.bridge-strip__grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.55rem;
}

.bridge-chip {
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  padding: 0.55rem 0.6rem;
  background: var(--bg-elevated);
}

.bridge-chip__kind {
  margin: 0;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.bridge-chip__label {
  margin: 0.2rem 0 0;
  font-size: 0.88rem;
  font-weight: 600;
  line-height: 1.25;
}

.bridge-chip__meta {
  margin: 0.2rem 0 0;
  font-size: 0.74rem;
  color: var(--text-soft);
}

.bridge-chip--warn {
  border-color: color-mix(in srgb, var(--anomaly) 45%, var(--card-border));
  background: color-mix(in srgb, var(--anomaly-soft) 62%, var(--bg-elevated));
}

.bridge-chip--deadline {
  border-color: color-mix(in srgb, var(--gold) 46%, var(--card-border));
  background: color-mix(in srgb, var(--gold-soft) 70%, var(--bg-elevated));
}

.view {
  display: none;
  animation: fadeIn 0.25s ease;
}

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

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

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.kpi-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 1.1rem 1.15rem;
  box-shadow: var(--shadow);
}

.kpi-card__label {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin: 0 0 0.45rem;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.kpi-card__value {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.85rem;
  font-weight: 500;
  line-height: 1.1;
  color: var(--text);
}

.kpi-card__hint {
  margin: 0.35rem 0 0;
  font-size: 0.78rem;
  color: var(--muted);
}

/* KPI hierarchy tree + qualitative search block */
.kpi-tree-wrap {
  margin-top: 0.5rem;
}

.kpi-tree__node {
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  margin-bottom: 0.45rem;
}

.kpi-tree__node[data-depth="1"],
.kpi-tree__node[data-depth="2"] {
  margin-left: clamp(0.25rem, 2vw, 1rem);
}

.kpi-tree__summary {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.75rem;
  padding: 0.55rem 0.75rem;
  cursor: pointer;
  font-size: 0.88rem;
}

.kpi-tree__summary::-webkit-details-marker {
  display: none;
}

.kpi-tree__label {
  font-weight: 600;
  color: var(--text);
  flex: 1 1 8rem;
  min-width: 0;
}

.kpi-tree__value {
  color: var(--accent-strong);
  font-family: var(--font-serif);
  font-size: 0.95rem;
  flex: 2 1 10rem;
  min-width: 0;
  word-break: break-word;
}

.kpi-tree__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  align-items: center;
}

.kpi-chip {
  font-size: 0.65rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.15rem 0.45rem;
  border-radius: 999px;
  border: 1px solid var(--card-border);
  color: var(--muted);
  background: var(--card);
}

.kpi-chip--conf-high {
  border-color: rgba(95, 125, 98, 0.45);
  color: var(--ok);
  background: var(--sage-soft);
}

.kpi-chip--conf-mid {
  border-color: rgba(184, 160, 120, 0.5);
  color: var(--accent-strong);
  background: var(--gold-soft);
}

.kpi-chip--conf-low,
.kpi-chip--conf-unknown {
  border-color: rgba(184, 134, 74, 0.35);
  color: var(--muted);
  background: var(--anomaly-soft);
}

.kpi-chip--st-fresh {
  border-color: rgba(95, 125, 98, 0.35);
  color: var(--ok);
}

.kpi-chip--st-stale {
  border-color: rgba(184, 134, 74, 0.45);
  color: var(--anomaly);
}

.kpi-chip--st-unknown {
  color: var(--muted);
}

.kpi-chip--src {
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.68rem;
  max-width: 12rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.kpi-tree__rule {
  margin: 0 0.75rem 0.5rem;
  padding: 0 0 0.5rem;
  font-size: 0.78rem;
  color: var(--text-soft);
  border-bottom: 1px dashed var(--card-border);
}

.kpi-tree__noev {
  margin: 0 0.75rem 0.65rem;
  font-size: 0.76rem;
  color: var(--muted);
}

.kpi-tree__evlist {
  margin: 0 0.75rem 0.65rem 1.5rem;
  padding: 0;
  font-size: 0.78rem;
  color: var(--text-soft);
  line-height: 1.45;
}

.kpi-tree__evlist li {
  margin-bottom: 0.35rem;
}

.kpi-tree__evlink {
  margin-right: 0.35rem;
}

.kpi-tree__evat {
  font-size: 0.72rem;
  color: var(--muted);
}

.kpi-tree__evdetail {
  display: block;
  margin-top: 0.15rem;
  color: var(--muted);
}

.kpi-tree__evna {
  color: var(--muted);
  font-size: 0.72rem;
}

.kpi-tree__children {
  padding: 0 0.35rem 0.35rem;
}

.qualitative-search-inner {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--card-border);
}

.qualitative-search__title {
  margin: 0 0 0.35rem;
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--text);
}

.qualitative-search__meta {
  margin: 0 0 0.5rem;
  font-size: 0.8rem;
  color: var(--muted);
}

.qualitative-search__method {
  color: var(--text-soft);
}

.qual-state {
  display: inline-block;
  padding: 0.12rem 0.5rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.qual-state--ok {
  background: var(--sage-soft);
  color: var(--ok);
}

.qual-state--sparse {
  background: var(--gold-soft);
  color: var(--accent-strong);
}

.qual-state--unk {
  background: var(--anomaly-soft);
  color: var(--muted);
}

.qualitative-search__warn {
  margin: 0.25rem 0;
  font-size: 0.78rem;
  color: var(--anomaly);
}

.qualitative-search__cols {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem 1.25rem;
  margin-top: 0.75rem;
}

.qualitative-search__h {
  margin: 0 0 0.5rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-soft);
}

.qual-examples {
  margin: 0;
  padding-left: 1.2rem;
  font-size: 0.84rem;
  color: var(--text);
  line-height: 1.5;
}

.qual-tag {
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  background: var(--card);
  margin-bottom: 0.35rem;
  padding: 0 0.5rem;
  font-size: 0.82rem;
}

.qual-tag summary {
  cursor: pointer;
  padding: 0.45rem 0;
  font-weight: 500;
  color: var(--accent-strong);
}

.qual-tag ul {
  margin: 0 0 0.5rem 1.1rem;
  padding: 0;
  color: var(--text-soft);
}

@media (max-width: 640px) {
  .kpi-tree__summary {
    flex-direction: column;
    align-items: flex-start;
  }

  .kpi-tree__chips {
    width: 100%;
  }

  .kpi-chip--src {
    max-width: 100%;
  }
}

.chart-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.chart-grid--wide {
  grid-template-columns: 1fr;
}

.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 1.25rem 1.35rem;
  box-shadow: var(--shadow);
  margin-bottom: 1.25rem;
}

.card--accent {
  border-left: 4px solid var(--accent);
  background: color-mix(in srgb, var(--card) 97%, var(--accent) 3%);
}

.mono-clip {
  display: inline-block;
  max-width: 14rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-family: ui-monospace, monospace;
  font-size: 0.78rem;
  vertical-align: bottom;
}

.overview-macro-table td:last-child {
  max-width: 16rem;
}

.card__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.card__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 500;
}

.card__desc {
  margin: 0.25rem 0 0;
  font-size: 0.82rem;
  color: var(--muted);
}

.chart-wrap {
  position: relative;
  height: 240px;
}

.chart-wrap--tall {
  height: 300px;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

th,
td {
  padding: 0.6rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--card-border);
}

th {
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
}

tbody tr[data-drill] {
  cursor: pointer;
  transition: background 0.12s;
}

tbody tr[data-drill]:hover {
  background: var(--gold-soft);
}

.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge--anomaly {
  color: var(--anomaly);
  background: var(--anomaly-soft);
}

.badge--ok {
  color: var(--ok);
  background: var(--sage-soft);
}

.pivot-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  margin-bottom: 1rem;
  align-items: flex-end;
}

.field label {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.3rem;
}

.field select {
  min-width: 140px;
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  color: var(--text);
  font: inherit;
}

.pivot-table th.pivot-col-hdr,
.pivot-table td.pivot-val {
  text-align: center;
}

.pivot-table td.pivot-val {
  font-variant-numeric: tabular-nums;
}

.pivot-table .pivot-row-hdr {
  font-weight: 600;
  color: var(--text-soft);
}

.pivot-val--high {
  background: var(--gold-soft);
  font-weight: 600;
}

.glossary-list {
  display: grid;
  gap: 1rem;
}

.glossary-item {
  padding: 1rem 1.1rem;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
}

.glossary-item h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 500;
}

.glossary-item__def {
  margin: 0 0 0.5rem;
  color: var(--text-soft);
  font-size: 0.9rem;
}

.glossary-item__read {
  margin: 0;
  padding: 0.65rem 0.75rem;
  font-size: 0.85rem;
  background: var(--sage-soft);
  border-radius: var(--radius-sm);
  color: var(--text);
}

.glossary-item__read strong {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--sage);
  margin-bottom: 0.25rem;
}

.anomaly-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.anomaly-list li {
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--card-border);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.anomaly-list li:last-child {
  border-bottom: none;
}

.anomaly-list__score {
  font-variant-numeric: tabular-nums;
  color: var(--anomaly);
  font-weight: 600;
}

.decision-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
}

.decision-card {
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  padding: 0.95rem;
}

.decision-card__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 1.06rem;
}

.decision-card__meta {
  margin: 0.2rem 0 0.7rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.decision-kv {
  margin: 0;
  display: grid;
  gap: 0.5rem;
}

.decision-kv div {
  display: grid;
  grid-template-columns: 5.8rem 1fr;
  gap: 0.5rem;
}

.decision-kv dt {
  color: var(--muted);
  font-size: 0.78rem;
}

.decision-kv dd {
  margin: 0;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.decision-sub {
  font-size: 0.76rem;
  color: var(--muted);
  font-weight: 400;
}

.decision-reasons {
  margin-top: 0.75rem;
  padding-top: 0.6rem;
  border-top: 1px solid var(--card-border);
}

.decision-reasons p {
  margin: 0.2rem 0;
  font-size: 0.82rem;
  color: var(--text-soft);
}

.decision-llm {
  display: grid;
  gap: 0.75rem;
}

.decision-llm__item {
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  padding: 0.85rem 0.95rem;
}

.decision-llm__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
}

.decision-llm__entity {
  margin: 0;
  font-size: 0.8rem;
  color: var(--muted);
}

.decision-llm__meta {
  margin: 0.15rem 0 0;
  font-size: 0.75rem;
  color: var(--text-soft);
}

.decision-llm__id {
  display: block;
  margin-top: 0.15rem;
  font-family: ui-monospace, monospace;
  font-size: 0.7rem;
  color: var(--muted);
}

.decision-llm--overview {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.decision-llm__text {
  margin: 0.35rem 0;
}

.decision-llm__links a {
  word-break: break-all;
  font-size: 0.78rem;
}

.decision-badge {
  display: inline-block;
  border-radius: 999px;
  padding: 0.15rem 0.5rem;
  font-size: 0.72rem;
  font-weight: 600;
}

.decision-badge--ok {
  background: var(--sage-soft);
  color: var(--ok);
}

.decision-badge--warn {
  background: var(--anomaly-soft);
  color: var(--anomaly);
}

.help-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.1rem;
  height: 1.1rem;
  padding: 0;
  border: 1px solid var(--card-border);
  border-radius: 50%;
  background: var(--bg);
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 700;
  cursor: help;
  vertical-align: middle;
}

.help-btn:hover,
.help-btn:focus-visible {
  border-color: var(--accent);
  color: var(--accent-strong);
  outline: none;
}

.tooltip {
  position: fixed;
  z-index: 1000;
  max-width: 280px;
  padding: 0.65rem 0.8rem;
  font-size: 0.8rem;
  line-height: 1.45;
  background: var(--text);
  color: var(--bg-elevated);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.12s;
}

.tooltip.is-visible {
  opacity: 1;
}

.drawer-backdrop {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(44, 41, 38, 0.35);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}

.drawer-backdrop.is-open {
  opacity: 1;
  pointer-events: auto;
}

.drawer {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 210;
  width: min(100%, 420px);
  height: 100vh;
  background: var(--card);
  border-left: 1px solid var(--card-border);
  box-shadow: -8px 0 32px rgba(44, 41, 38, 0.12);
  transform: translateX(100%);
  transition: transform 0.25s ease;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.drawer.is-open {
  transform: translateX(0);
}

.drawer__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.35rem 1.35rem 1rem;
  border-bottom: 1px solid var(--card-border);
}

.drawer__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 500;
}

.drawer__close {
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text-soft);
  font-size: 1.1rem;
  cursor: pointer;
  line-height: 1;
}

.drawer__body {
  flex: 1;
  overflow-y: auto;
  padding: 1.25rem 1.35rem 2rem;
}

.drawer__meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.drawer__stat {
  padding: 0.75rem;
  background: var(--bg);
  border-radius: var(--radius-sm);
  border: 1px solid var(--card-border);
}

.drawer__stat-label {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.2rem;
}

.drawer__stat-value {
  font-family: var(--font-serif);
  font-size: 1.35rem;
}

.driver-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.driver-list li {
  display: flex;
  justify-content: space-between;
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--card-border);
  font-size: 0.88rem;
}

.driver-bar {
  height: 6px;
  background: var(--bg);
  border-radius: 3px;
  overflow: hidden;
  margin-top: 0.35rem;
}

.driver-bar span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--sage), var(--gold));
  border-radius: 3px;
}

.empty-state {
  padding: 2rem 1rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
}

.status-ok { color: var(--ok); font-weight: 600; }
.status-warn { color: var(--gold); font-weight: 600; }
.status-info { color: var(--text-soft); font-weight: 600; }
.status-err { color: var(--anomaly); font-weight: 600; }
.status-note {
  display: inline-block;
  margin-top: 0.1rem;
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 400;
}

/* —— Spec view —— */
.spec-intro .spec-report--cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.spec-report__h {
  margin: 0 0 0.5rem;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 500;
}

.spec-list {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--text-soft);
}

.spec-list li + li {
  margin-top: 0.35rem;
}

.spec-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--card-border);
}

.spec-tabs__btn {
  padding: 0.45rem 0.85rem;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text-soft);
  font: inherit;
  font-size: 0.85rem;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.spec-tabs__btn:hover {
  background: var(--gold-soft);
  color: var(--text);
}

.spec-tabs__btn.is-active {
  background: var(--sage-soft);
  border-color: var(--sage);
  color: var(--text);
  font-weight: 600;
}

.spec-tab-panel[hidden] {
  display: none;
}

.flow-layout {
  display: grid;
  grid-template-columns: 1fr minmax(220px, 280px);
  gap: 1.25rem;
  align-items: start;
}

.flow-diagram {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0;
  padding: 1rem;
  background: var(--bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
}

.flow-diagram--linear {
  flex-direction: row;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-start;
}

.flow-step {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  gap: 0.15rem 0.65rem;
  width: 100%;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  background: var(--card);
  color: var(--text);
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
}

.flow-diagram--linear .flow-step {
  width: auto;
  min-width: 9rem;
  max-width: 11rem;
}

.flow-step:hover,
.flow-step:focus-visible {
  border-color: var(--accent);
  outline: none;
  box-shadow: 0 0 0 2px var(--gold-soft);
}

.flow-step.is-active {
  border-color: var(--sage);
  background: var(--sage-soft);
  box-shadow: var(--shadow);
}

.flow-step__num {
  grid-row: 1 / 3;
  align-self: center;
  width: 1.65rem;
  height: 1.65rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--accent);
  color: var(--bg-elevated);
  font-size: 0.75rem;
  font-weight: 600;
}

.flow-step__label {
  font-weight: 600;
  font-size: 0.9rem;
}

.flow-step__short {
  grid-column: 2;
  font-size: 0.78rem;
  color: var(--muted);
}

.flow-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.25rem 0;
  color: var(--accent);
  font-size: 1.1rem;
  font-weight: 600;
}

.flow-diagram--linear .flow-arrow {
  padding: 0 0.35rem;
}

.flow-detail {
  padding: 1rem 1.1rem;
  background: var(--gold-soft);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  min-height: 8rem;
}

.flow-detail__hint {
  margin: 0;
  font-size: 0.85rem;
  color: var(--muted);
}

.flow-detail__title {
  margin: 0 0 0.5rem;
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 500;
}

.flow-detail__body {
  margin: 0;
  font-size: 0.88rem;
  color: var(--text-soft);
  line-height: 1.55;
}

.flow-detail__ref {
  margin: 0.75rem 0 0;
  font-size: 0.78rem;
  color: var(--muted);
}

.auth-flow-svg {
  width: 100%;
  max-width: 520px;
  height: auto;
  background: var(--bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
}

.auth-node {
  fill: var(--card);
  stroke: var(--card-border);
  stroke-width: 1.5;
  cursor: pointer;
  transition: fill 0.15s, stroke 0.15s;
}

.auth-node--branch {
  fill: var(--anomaly-soft);
}

.auth-node--ok {
  fill: var(--sage-soft);
}

.auth-node.is-active {
  stroke: var(--sage);
  stroke-width: 2.5;
  fill: var(--gold-soft);
}

.auth-node:focus {
  outline: none;
}

.auth-node-label {
  font-family: var(--font-sans);
  font-size: 11px;
  fill: var(--text);
  pointer-events: none;
}

.auth-annotation {
  font-family: var(--font-sans);
  font-size: 10px;
  fill: var(--muted);
}

.spec-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.spec-table th,
.spec-table td {
  padding: 0.55rem 0.65rem;
  border-bottom: 1px solid var(--card-border);
  text-align: left;
  vertical-align: top;
}

.spec-table th {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.spec-table--schema td:first-child {
  font-family: ui-monospace, monospace;
  font-size: 0.8rem;
  color: var(--accent-strong);
}

.spec-table--compact {
  font-size: 0.82rem;
}

.spec-code {
  margin: 0 0 0.75rem;
  padding: 0.85rem 1rem;
  background: var(--bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  line-height: 1.45;
  overflow-x: auto;
  color: var(--text-soft);
}

.spec-accordion {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.spec-acc-item {
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.spec-acc-item h3 {
  margin: 0;
}

.spec-acc-trigger {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  width: 100%;
  padding: 0.85rem 1rem;
  border: none;
  background: var(--bg);
  color: var(--text);
  font: inherit;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
}

.spec-acc-trigger:hover {
  background: var(--gold-soft);
}

.spec-acc-icon {
  flex-shrink: 0;
  width: 1.25rem;
  color: var(--accent);
  font-weight: 600;
}

.spec-acc-panel {
  padding: 0 1rem 1rem;
  font-size: 0.88rem;
  color: var(--text-soft);
}

.spec-acc-panel[hidden] {
  display: none;
}

.spec-acc-item.is-open .spec-acc-trigger {
  background: var(--sage-soft);
}

@media (max-width: 960px) {
  .bridge-strip__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .flow-layout,
  .spec-grid-2,
  .spec-intro .spec-report--cols {
    grid-template-columns: 1fr;
  }

  .flow-diagram--linear {
    flex-direction: column;
    align-items: stretch;
  }

  .flow-diagram--linear .flow-step {
    max-width: none;
  }

  .flow-diagram--linear .flow-arrow {
    transform: rotate(90deg);
  }
}

@media (max-width: 860px) {
  .bridge-strip {
    position: static;
    top: auto;
  }

  .bridge-strip__grid {
    grid-template-columns: 1fr;
  }

  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: relative;
    height: auto;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    padding: 1rem;
    gap: 0.75rem;
  }

  .brand {
    flex: 1 1 100%;
    border-bottom: none;
    padding-bottom: 0;
  }

  .nav {
    flex-direction: row;
    flex-wrap: wrap;
    flex: 1 1 auto;
  }

  .sidebar__foot {
    display: none;
  }

  .nav__btn {
    padding: 0.45rem 0.65rem;
    font-size: 0.85rem;
  }
}