:root {
  color-scheme: light;
  --bg: #e8e4d8;
  --surface: #f6f2e9;
  --surface-raised: #efebe1;
  --line: #cbc5b8;
  --text: #363832;
  --muted: #77786d;
  --sage: #6f8f5f;
  --success-text: #527343;
  --success-bg: #dce7d4;
  --success-line: #b3c7a5;
  --success-fill: #70955e;
  --mustard: #b28e43;
  --terracotta: #a86048;
  --danger-bg: #ead8cf;
  --danger-line: #c89c89;
  --danger-text: #874832;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
}

.topbar {
  height: 62px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5vw;
  background: #f1ede4;
  border-bottom: 1px solid var(--line);
}

.brand {
  color: var(--text);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 720;
  letter-spacing: .018em;
}

.brand-separator {
  margin: 0 .18em;
  color: var(--mustard);
}

.brand-section {
  color: var(--muted);
  font-weight: 560;
}

main {
  width: min(1120px, 90vw);
  margin: 0 auto;
  padding: 52px 0 76px;
}

.hero,
.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.hero {
  margin-bottom: 26px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--line);
}

h1 {
  margin: 0;
  font-size: clamp(2.1rem, 5vw, 3.8rem);
  font-weight: 680;
  line-height: 1;
  letter-spacing: -.045em;
}

h2 {
  margin: 5px 0 0;
  font-size: 1.6rem;
  font-weight: 660;
  letter-spacing: -.025em;
}

.eyebrow {
  margin: 0;
  color: var(--mustard);
  font-size: .69rem;
  font-weight: 720;
  letter-spacing: .15em;
  text-transform: uppercase;
}

.control-ok,
.state {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 10px;
  color: var(--success-text);
  background: var(--success-bg);
  border: 1px solid var(--success-line);
  border-radius: 5px;
  font-size: .68rem;
  font-weight: 720;
  letter-spacing: .065em;
  text-transform: uppercase;
}

.control-ok::before,
.state::before {
  content: "";
  width: 7px;
  height: 7px;
  background: var(--sage);
  border-radius: 2px;
}

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

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 24px;
}

.grid .card:first-child { border-top: 3px solid var(--terracotta); }
.grid .card:nth-child(2) { border-top: 3px solid var(--sage); }

.state-error,
.state-stopped {
  color: var(--danger-text);
  background: var(--danger-bg);
  border-color: var(--danger-line);
}

.state-error::before,
.state-stopped::before {
  background: var(--terracotta);
}

dl { margin: 23px 0 0; }

dl div {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 13px 0;
  border-top: 1px solid var(--line);
}

dt,
.muted,
.phase-note { color: var(--muted); }

dt {
  font-size: .79rem;
  font-weight: 520;
}

dd {
  margin: 0;
  font-size: .9rem;
  font-weight: 650;
  text-align: right;
}

.warning,
.alert {
  color: var(--danger-text);
  background: var(--danger-bg);
  border-left: 3px solid var(--terracotta);
  border-radius: 3px;
  padding: 11px 13px;
}

.phase-note {
  margin: 18px 0 0;
  font-size: .8rem;
  line-height: 1.45;
}

.audit {
  margin-top: 18px;
  background: var(--surface-raised);
  overflow-x: auto;
}

table {
  width: 100%;
  margin-top: 18px;
  border-collapse: collapse;
  text-align: left;
}

th,
td {
  padding: 11px 10px;
  border-top: 1px solid var(--line);
}

th {
  color: var(--sage);
  font-size: .7rem;
  font-weight: 680;
  letter-spacing: .08em;
  text-transform: uppercase;
}

td {
  font-size: .86rem;
  font-weight: 520;
}

button {
  appearance: none;
  border: 0;
  border-radius: 4px;
  padding: 10px 14px;
  color: #ffffff;
  background: #282a27;
  font: inherit;
  font-size: .83rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 120ms ease;
}

button:hover { background: #151714; }

button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--sage);
  outline-offset: 3px;
}

button:disabled {
  color: #8f8d83;
  background: #d8d3c8;
  cursor: not-allowed;
}

button.quiet {
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--line);
}

button.quiet:hover { background: var(--surface-raised); }

.button-secondary {
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--line);
}

.button-secondary:hover { background: var(--surface-raised); }

.button-danger {
  color: #fff9f1;
  background: var(--terracotta);
}

.button-danger:hover { background: #96523e; }

.button-ghost {
  color: var(--muted);
  background: transparent;
}

.button-ghost:hover { color: var(--text); background: var(--surface-raised); }

.design-intro {
  max-width: 760px;
  margin-bottom: 28px;
}

.design-intro h1 { margin-top: 7px; }

.design-lede {
  max-width: 680px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.6;
}

.component-card {
  margin-top: 18px;
  padding: 25px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 7px;
}

.component-copy { max-width: 650px; }
.component-copy p:not(.eyebrow), .component-note {
  color: var(--muted);
  line-height: 1.55;
}

.nav-specimen {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-top: 24px;
  padding: 14px 16px;
  background: #f1ede4;
  border: 1px solid var(--line);
  border-radius: 5px;
}

.nav-specimen-brand {
  flex: none;
  font-size: .82rem;
  font-weight: 700;
}

.nav-specimen-brand span { color: var(--mustard); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-left: auto;
}

.nav-links a {
  position: relative;
  padding: 9px 0;
  color: var(--muted);
  text-decoration: none;
  font-size: .8rem;
  font-weight: 620;
}

.nav-links a:hover, .nav-links a.active { color: var(--text); }
.nav-links a.active::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 2px;
  left: 0;
  height: 2px;
  background: var(--terracotta);
}

.nav-specimen .button-secondary {
  flex: none;
  white-space: nowrap;
}

.component-note { margin: 13px 0 0; font-size: .78rem; }
.button-row { display: flex; flex-wrap: wrap; gap: 11px; margin-top: 24px; }

.button-legend {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 20px;
}

.button-legend div {
  display: grid;
  grid-template-columns: 12px 1fr;
  column-gap: 9px;
  padding: 13px;
  background: var(--surface-raised);
  border-radius: 4px;
}

.button-legend small { grid-column: 2; margin-top: 3px; color: var(--muted); }
.swatch { width: 10px; height: 10px; margin-top: 4px; border-radius: 2px; }
.swatch-neutral { background: var(--sage); }
.swatch-rust { background: var(--terracotta); }

.design-rules {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.design-rules li { display: grid; gap: 6px; padding: 16px 16px 16px 0; border-bottom: 1px solid var(--line); }
.design-rules li:nth-child(odd) { border-right: 1px solid var(--line); }
.design-rules li:nth-child(even) { padding-left: 16px; }
.design-rules span { color: var(--muted); font-size: .82rem; line-height: 1.45; }

[hidden] { display: none !important; }

.prototype-banner {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
  padding: 9px 12px;
  color: #625a42;
  background: #e7debf;
  border-left: 3px solid var(--mustard);
  border-radius: 3px;
  font-size: .78rem;
}

.prototype-banner strong { color: var(--text); }
.overview-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.line-card { display: flex; flex-direction: column; }
.good-text { color: var(--success-text) !important; }
.bad-text { color: var(--danger-text) !important; }

.card-actions,
.heading-actions,
.form-actions,
.dialog-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.card-actions { margin-top: auto; padding-top: 22px; }
.button-link { display: inline-flex; align-items: center; justify-content: center; text-decoration: none; border-radius: 4px; padding: 9px 14px; font-size: .83rem; font-weight: 650; }
.text-link { color: #785941; font-size: .8rem; font-weight: 650; text-decoration: none; }
.text-link:hover { text-decoration: underline; }
.full-button { width: 100%; margin-top: 16px; }

.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.metric {
  display: grid;
  gap: 6px;
  padding: 18px;
  background: var(--surface-raised);
  border: 1px solid var(--line);
  border-radius: 6px;
}

.metric span, .metric small { color: var(--muted); }
.metric span { font-size: .76rem; }
.metric strong { font-size: 1.35rem; letter-spacing: -.025em; }
.metric small { font-size: .74rem; }
.section-heading { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.section-heading-actions { display: flex; align-items: center; flex-wrap: wrap; justify-content: flex-end; gap: 9px; }

.identity-meta { margin: 7px 0 0; color: var(--muted); font-size: .72rem; }
.identity-data-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 20px; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.identity-data-grid > div { display: grid; gap: 6px; min-width: 0; padding: 12px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.identity-data-grid span { color: var(--muted); font-size: .7rem; }
.identity-data-grid strong { overflow-wrap: anywhere; font-size: .82rem; }
.identity-note { margin: 13px 0 0; color: var(--muted); font-size: .72rem; line-height: 1.5; }

.uptime-component {
  margin-top: 20px;
  padding-top: 17px;
  border-top: 1px solid var(--line);
}

.uptime-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.uptime-heading span,
.uptime-range { color: var(--muted); }
.uptime-heading span { font-size: .72rem; font-weight: 650; }
.uptime-heading strong { font-size: .8rem; font-variant-numeric: tabular-nums; }

.uptime-scroll {
  width: 100%;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scrollbar-color: #a9a79e transparent;
  scrollbar-width: thin;
}

.uptime-scroll:focus-visible { outline: 2px solid #8c6f57; outline-offset: 3px; }

.uptime-track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 7px;
  gap: 3px;
  min-width: max-content;
  height: 28px;
}

.uptime-compact .uptime-track {
  grid-template-columns: repeat(60, minmax(2px, 1fr));
  grid-auto-flow: row;
  min-width: 100%;
}

.uptime-day {
  min-width: 0;
  height: 100%;
  background: var(--success-fill);
  border: 1px solid rgba(52, 57, 47, .12);
  border-radius: 1px;
  cursor: help;
}

.uptime-day.is-warning { background: #c1a150; }
.uptime-day.is-down { background: #b65f48; }
.uptime-day.is-good { background: var(--success-fill); }
.uptime-day.is-unknown { background: #d8d2c4; }
.uptime-day:hover { filter: brightness(.9); }

.uptime-panel { margin-bottom: 18px; }
.uptime-panel-heading { margin-bottom: 18px; }
.uptime-range { font-size: .75rem; font-variant-numeric: tabular-nums; }
.uptime-scroll-full { padding: 2px 0 10px; }
.uptime-scroll-full .uptime-track { grid-auto-columns: 7px; height: 34px; }

.uptime-tooltip {
  position: fixed;
  z-index: 40;
  width: max-content;
  max-width: min(360px, calc(100vw - 24px));
  padding: 10px 12px;
  color: #fff;
  background: #181917;
  border-radius: 2px;
  opacity: 0;
  transform: translate(-50%, 5px);
  white-space: pre-line;
  font-size: .72rem;
  font-weight: 560;
  line-height: 1.5;
  pointer-events: none;
  transition: opacity 120ms ease, transform 120ms ease;
}

.uptime-tooltip.show { opacity: 1; transform: translate(-50%, 0); }

.event-list { margin-top: 18px; border-top: 1px solid var(--line); }
.event-row {
  display: grid;
  grid-template-columns: 64px 92px 1fr auto;
  align-items: center;
  gap: 14px;
  min-height: 48px;
  border-bottom: 1px solid var(--line);
  font-size: .82rem;
}
.event-row time { color: var(--muted); font-variant-numeric: tabular-nums; }
.event-row p { margin: 0; }
.event-row > strong { font-size: .7rem; }
.event-scope { display: inline-flex; width: fit-content; padding: 4px 7px; border-radius: 3px; font-size: .66rem; font-weight: 700; text-transform: uppercase; }
.provider-scope { color: #75452f; background: #ead4c8; }
.residential-scope { color: var(--success-text); background: var(--success-bg); }
.system-scope { color: #5d5b53; background: #dfddd5; }

.page-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 28px;
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}
.page-heading > div:first-child { max-width: 700px; }
.page-heading h1 { margin-top: 6px; }
.page-heading p:not(.eyebrow) { margin: 13px 0 0; color: var(--muted); line-height: 1.5; }
.status-strip { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin-bottom: 18px; background: var(--surface); border: 1px solid var(--line); border-radius: 6px; }
.status-strip div { display: grid; gap: 5px; padding: 16px 18px; border-right: 1px solid var(--line); }
.status-strip div:last-child { border-right: 0; }
.status-strip span { color: var(--muted); font-size: .72rem; }
.status-strip strong { font-size: .9rem; }

.content-grid { display: grid; grid-template-columns: minmax(0, 1fr) 290px; gap: 18px; align-items: start; }
.content-main { display: grid; gap: 18px; }
.content-aside { display: grid; gap: 18px; }
.compact-card h2 { margin-bottom: 4px; }
.small-copy { font-size: .78rem; line-height: 1.5; }

.comparison-table { margin-top: 20px; }
.comparison-table > div { display: grid; grid-template-columns: minmax(120px, 1fr) minmax(130px, 1fr) minmax(130px, 1fr); gap: 14px; padding: 12px 0; border-top: 1px solid var(--line); font-size: .82rem; }
.comparison-table span { color: var(--muted); }
.comparison-head { color: var(--muted); font-size: .7rem !important; text-transform: uppercase; letter-spacing: .06em; }
.node-list { margin-top: 18px; border-top: 1px solid var(--line); }
.node-row { display: grid; grid-template-columns: 20px minmax(0, 1fr) 70px 80px; align-items: center; gap: 12px; padding: 13px 8px; border-bottom: 1px solid var(--line); cursor: pointer; }
.node-row.selected { background: #eeeadf; }
.node-row span:nth-child(2) { display: grid; gap: 3px; }
.node-row small { color: var(--muted); }

input[type="checkbox"], input[type="radio"] { width: 16px; height: 16px; margin: 0; accent-color: #343631; box-shadow: none; }
select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #fcfaf4;
  color: var(--text);
  padding: 11px 12px;
  font: inherit;
}

.trust-notice { display: flex; justify-content: space-between; gap: 18px; margin-bottom: 18px; padding: 12px 14px; color: var(--success-text); background: var(--success-bg); border-left: 3px solid var(--sage); font-size: .8rem; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.span-2 { grid-column: 1 / -1; }
.config-form { margin-top: 22px; }
.form-help { margin: 13px 0 0; color: var(--muted); font-size: .76rem; }
.form-actions { justify-content: flex-end; margin-top: 20px; padding-top: 18px; border-top: 1px solid var(--line); }
.test-result { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; margin-top: 18px; padding: 14px; background: var(--surface-raised); border: 1px solid var(--line); }
.test-result > div { display: grid; gap: 5px; }
.test-result span { color: var(--muted); font-size: .7rem; }
.test-result p { grid-column: 1 / -1; margin: 5px 0 0; padding-top: 12px; color: var(--danger-text); border-top: 1px solid var(--line); font-size: .78rem; }

.history-metrics { margin: 0 0 18px; }
.history-card { padding-top: 16px; }
.filter-bar { display: flex; gap: 7px; padding-bottom: 15px; }
.filter-chip { color: var(--muted); background: transparent; border: 1px solid var(--line); }
.filter-chip:hover, .filter-chip.active { color: #fff; background: #282a27; }
.history-table-wrap { overflow-x: auto; }
.history-table { min-width: 720px; margin-top: 0; }
.history-table td:first-child { font-variant-numeric: tabular-nums; color: var(--muted); }

.settings-stack { display: grid; gap: 16px; }
.settings-section { display: grid; grid-template-columns: minmax(220px, .75fr) minmax(0, 1.25fr); gap: 34px; }
.settings-copy p:not(.eyebrow) { color: var(--muted); line-height: 1.5; }
.settings-fields { display: grid; gap: 16px; }
.settings-fields fieldset { margin: 0; padding: 14px; border: 1px solid var(--line); }
.settings-fields legend { padding: 0 6px; color: var(--muted); font-size: .78rem; }
.setting-note { margin: -4px 0 0; color: var(--muted); font-size: .76rem; line-height: 1.5; }
.radio-line { display: flex; grid-template-columns: 16px 1fr; align-items: center; margin-top: 10px; }
.checkbox-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px 18px; }
.checkbox-grid label { display: grid; grid-template-columns: 16px 1fr; align-items: center; }
.sticky-actions { position: sticky; bottom: 12px; display: flex; align-items: center; justify-content: flex-end; gap: 10px; padding: 12px; background: rgba(246,242,233,.96); border: 1px solid var(--line); border-radius: 6px; }
.sticky-actions span { margin-right: auto; color: var(--muted); font-size: .78rem; }

.app-dialog { width: min(560px, calc(100vw - 32px)); padding: 0; color: var(--text); background: transparent; border: 0; }
.app-dialog::backdrop { background: rgba(30,31,27,.48); }
.dialog-shell { padding: 24px; background: var(--surface); border: 1px solid var(--line); border-radius: 7px; }
.dialog-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; }
.icon-button { width: 34px; height: 34px; padding: 0; color: var(--muted); background: transparent; border: 1px solid var(--line); font-size: 1.2rem; }
.check-progress { display: flex; align-items: center; gap: 13px; min-height: 120px; color: var(--muted); }
.spinner { width: 19px; height: 19px; border: 2px solid var(--line); border-top-color: #282a27; border-radius: 50%; animation: spin .75s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.verdict-strip { display: flex; justify-content: space-between; margin-top: 20px; padding: 12px; color: var(--success-text); background: var(--success-bg); }
.result-list { margin-top: 10px; }
.dialog-note { color: var(--muted); font-size: .8rem; line-height: 1.5; }
.dialog-actions { justify-content: flex-end; margin-top: 22px; }
.node-choice-list { display: grid; gap: 8px; max-height: min(55vh, 520px); margin-top: 18px; overflow-y: auto; overscroll-behavior: contain; }
.node-choice-list label { display: grid; grid-template-columns: 18px 1fr; align-items: center; gap: 12px; padding: 12px; border: 1px solid var(--line); cursor: pointer; }
.node-choice-list label.is-current { border-color: var(--sage); background: var(--success-bg); }
.node-choice-list label.is-unavailable { opacity: .55; cursor: not-allowed; }
.node-choice-list span { display: grid; gap: 3px; }
.node-choice-list small { color: var(--muted); }

.toast {
  position: fixed;
  z-index: 20;
  left: 50%;
  bottom: 24px;
  width: max-content;
  max-width: min(640px, calc(100vw - 32px));
  padding: 11px 16px;
  color: #fff;
  background: #181917;
  border-radius: 2px;
  box-shadow: none;
  opacity: 0;
  transform: translate(-50%, 10px);
  white-space: normal;
  overflow-wrap: anywhere;
  text-align: center;
  font-size: .82rem;
  font-weight: 600;
  pointer-events: none;
  transition: opacity 160ms ease, transform 160ms ease;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

.swatch-mustard { background: #282a27; }

.global-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-left: auto;
}

.global-nav a {
  position: relative;
  padding: 8px 0;
  color: var(--muted);
  text-decoration: none;
  font-size: .8rem;
  font-weight: 620;
  white-space: nowrap;
}

.global-nav a:hover,
.global-nav a.active { color: var(--text); }

.global-nav a.active::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 1px;
  left: 0;
  height: 2px;
  background: var(--terracotta);
}

.topbar form { margin-left: 24px; }

.login-panel {
  width: min(430px, 100%);
  margin: 7vh auto 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-top: 3px solid var(--terracotta);
  border-radius: 7px;
  padding: 31px;
}

.stack {
  display: grid;
  gap: 18px;
  margin-top: 26px;
}

label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: .8rem;
  font-weight: 580;
}

input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #fcfaf4;
  color: var(--text);
  padding: 11px 12px;
  font: inherit;
  outline: none;
}

input:focus {
  border-color: var(--sage);
  box-shadow: 0 0 0 2px rgba(150, 161, 126, .16);
}

@media (max-width: 980px) {
  .nav-specimen {
    display: grid;
    grid-template-columns: 1fr auto;
  }
  .nav-links {
    grid-column: 1 / -1;
    grid-row: 2;
    width: 100%;
    margin-left: 0;
  }
  .content-grid { grid-template-columns: 1fr; }
  .content-aside { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .settings-section { grid-template-columns: 1fr; gap: 18px; }
}

@media (max-width: 720px) {
  .brand-separator,
  .brand-section { display: none; }
  .topbar {
    height: auto;
    min-height: 62px;
    flex-wrap: wrap;
    padding-top: 11px;
    padding-bottom: 10px;
  }
  .topbar form { margin-left: auto; }
  .global-nav {
    order: 3;
    width: 100%;
    gap: 20px;
    margin: 9px 0 0;
    padding-top: 7px;
    overflow-x: auto;
    border-top: 1px solid var(--line);
  }
  .grid, .overview-grid, .metric-grid { grid-template-columns: 1fr; }
  .hero { align-items: flex-start; flex-direction: column; }
  main { padding-top: 34px; }
  .card { padding: 21px; }
  .page-heading { align-items: flex-start; flex-direction: column; }
  .heading-actions { width: 100%; }
  .status-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .status-strip div:nth-child(2) { border-right: 0; }
  .status-strip div:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .content-aside, .form-grid, .checkbox-grid { grid-template-columns: 1fr; }
  .span-2 { grid-column: auto; }
  .comparison-table > div { grid-template-columns: minmax(90px, .8fr) repeat(2, minmax(95px, 1fr)); font-size: .75rem; }
  .node-row { grid-template-columns: 18px minmax(0, 1fr) 60px; }
  .node-row > span:last-child { display: none; }
  .trust-notice { flex-direction: column; }
  .test-result { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .identity-data-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .event-row { grid-template-columns: 52px 86px 1fr; }
  .event-row > strong { display: none; }
  .section-heading { align-items: flex-start; }
  .sticky-actions { flex-wrap: wrap; }
  .prototype-banner { align-items: flex-start; flex-direction: column; gap: 3px; }
  .nav-specimen { align-items: flex-start; }
  .nav-links { width: 100%; margin-left: 0; overflow-x: auto; }
  .button-legend, .design-rules { grid-template-columns: 1fr; }
  .design-rules li:nth-child(odd) { border-right: 0; }
  .design-rules li:nth-child(even) { padding-left: 0; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}