body {
  background: var(--color-page-bg);
  color: var(--color-text-primary);
  overflow-x: hidden;
}

a { color: inherit; }
button { color: inherit; }

.sr-only {
  position: absolute;
  width: 0.0625rem;
  height: 0.0625rem;
  padding: 0;
  margin: -0.0625rem;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

:focus-visible {
  outline: 0.125rem solid var(--color-focus);
  outline-offset: 0.1875rem;
  box-shadow: var(--shadow-focus);
}

.skip-link {
  position: fixed;
  inset-block-start: var(--space-3);
  inset-inline-start: var(--space-3);
  z-index: var(--z-toast);
  min-height: var(--touch-min);
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  background: var(--color-accent);
  color: var(--color-accent-contrast);
  transform: translateY(-200%);
  transition: transform var(--transition-fast);
}

.skip-link:focus { transform: translateY(0); }

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
  grid-template-rows: var(--topbar-height) minmax(calc(100vh - var(--topbar-height)), auto);
  grid-template-areas:
    "sidebar topbar"
    "sidebar main";
}

.topbar {
  grid-area: topbar;
  position: sticky;
  inset-block-start: 0;
  z-index: var(--z-sticky);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  min-width: 0;
  padding: 0 clamp(var(--space-4), 2vw, var(--space-8));
  border-block-end: 0.0625rem solid var(--color-border);
  background: var(--color-topbar-bg);
}

.topbar-title {
  min-width: 0;
  display: flex;
  align-items: baseline;
  gap: var(--space-4);
}

.topbar-title > div { min-width: 0; }

.topbar-title h1 {
  margin: 0;
  font: 700 var(--text-xl)/var(--line-compact) var(--font-display);
  letter-spacing: -0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.topbar-title .eyebrow { display: none; }

.internal-route-badge {
  flex: 0 0 auto;
  padding: 0.2rem 0.5rem;
  border: 0.0625rem solid var(--color-state-warning);
  border-radius: 999px;
  background: var(--color-state-warning-soft);
  color: var(--color-state-warning);
  font: 700 0.6875rem/1.35 var(--font-ui);
  letter-spacing: 0.02em;
}

.global-search-wrap {
  width: min(28rem, 36vw);
  min-width: 14rem;
  position: relative;
}

.global-search {
  width: 100%;
  display: flex;
  align-items: center;
  border: 0.0625rem solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  background: var(--color-surface-1);
}

.global-search input {
  min-width: 0;
  flex: 1;
  min-height: var(--touch-min);
  padding: 0 var(--space-4);
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--color-text-primary);
}

.global-search input::placeholder { color: var(--color-text-muted); }

.global-search-results {
  position: absolute;
  inset-block-start: calc(100% + 0.5rem);
  inset-inline: 0;
  z-index: var(--z-popover);
  overflow: hidden;
  border: 0.0625rem solid var(--color-border-strong);
  border-radius: var(--radius-md);
  background: var(--color-surface-1);
  box-shadow: var(--shadow-raised);
}

.global-search-result {
  min-height: var(--touch-min);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-block-start: 0.0625rem solid var(--color-separator);
  text-decoration: none;
}
.global-search-result:first-child { border-block-start: 0; }
.global-search-result:hover { background: var(--color-surface-2); }
.global-search-result strong,
.global-search-result small { display: block; }
.global-search-result small { color: var(--color-text-muted); font-size: var(--text-xs); }
.global-search-empty { margin: 0; padding: var(--space-4); color: var(--color-text-secondary); font-size: var(--text-sm); }

.account-button {
  min-height: var(--touch-min);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0 var(--space-2);
  border: 0;
  background: transparent;
  cursor: pointer;
}

.account-button .avatar {
  width: 2.25rem;
  height: 2.25rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--color-accent-soft);
  color: var(--color-accent-strong);
}

.account-button strong,
.account-button small { display: block; text-align: start; }
.account-button strong { color: var(--color-text-primary); font-size: var(--text-sm); }
.account-button small { color: var(--color-accent); font-size: 0.625rem; font-weight: 700; }
.account-menu-wrap { position: relative; }
.account-menu { position: absolute; inset-block-start: calc(100% + .5rem); inset-inline-end: 0; z-index: var(--z-popover); width: 12.5rem; overflow: hidden; border: .0625rem solid var(--color-border-strong); border-radius: var(--radius-md); background: var(--color-surface-1); box-shadow: var(--shadow-raised); }
.account-menu a,.account-menu button { width: 100%; min-height: var(--touch-min); display: flex; align-items: center; gap: .65rem; padding: .65rem .85rem; border: 0; border-block-start: .0625rem solid var(--color-separator); background: transparent; color: var(--color-text-secondary); font: 500 var(--text-sm)/1.3 var(--font-ui); text-align: start; text-decoration: none; cursor: pointer; }
.account-menu a:first-child,.account-menu a:first-child+button { border-block-start: 0; }.account-menu a:hover,.account-menu button:hover { background: var(--color-surface-2); color: var(--color-text-primary); }.account-menu svg { width: 1.1rem; }

.online-dot { width: 0.5rem; height: 0.5rem; border-radius: 50%; }
.online-dot.is-online { background: var(--color-state-pass); }
.online-dot.is-offline { background: var(--color-state-offline); }

.topbar-meta {
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
  color: var(--color-text-secondary);
  font-size: var(--text-xs);
}

.topbar-meta .meta-text { white-space: nowrap; }

.sidebar {
  grid-area: sidebar;
  position: fixed;
  inset: 0 auto 0 0;
  z-index: var(--z-sticky);
  width: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  padding: var(--space-6) var(--space-4);
  border-inline-end: 0.0625rem solid var(--color-border);
  background: var(--color-sidebar-bg);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-height: var(--touch-min);
  padding: 0 var(--space-3);
  text-decoration: none;
}

.brand-mark {
  width: 2rem;
  height: 2rem;
  color: var(--color-accent-strong);
}

.brand-copy strong {
  display: block;
  font: 700 var(--text-lg)/1 var(--font-display);
}

.brand-copy small {
  display: block;
  margin-block-start: var(--space-1);
  color: var(--color-accent-strong);
  font: 600 0.625rem/1 var(--font-display);
  letter-spacing: 0.13em;
}

.sidebar-nav {
  display: grid;
  gap: var(--space-2);
  margin-block-start: var(--space-8);
  overflow-y: auto;
  scrollbar-width: thin;
  padding-inline-end: var(--space-1);
}

.nav-group { display: grid; gap: var(--space-1); }
.nav-group h2 { margin: 0 0 var(--space-1) var(--space-3); color: var(--color-text-muted); font: 600 0.625rem/1.2 var(--font-display); letter-spacing: 0.12em; text-transform: uppercase; }
.nav-link,
.mobile-nav-link {
  min-height: var(--touch-min);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.nav-link { padding: var(--space-3); }
.nav-link:hover { background: var(--color-surface-1); color: var(--color-text-primary); }
.nav-link[aria-current="page"] {
  background: var(--color-accent-soft);
  color: var(--color-text-primary);
}

.nav-link[aria-current="page"]::after {
  content: "";
  width: 0.3125rem;
  height: 0.3125rem;
  margin-inline-start: auto;
  border-radius: 50%;
  background: var(--color-accent);
}

.nav-icon,
.inline-icon,
.status-icon {
  flex: 0 0 auto;
  width: 1.125rem;
  height: 1.125rem;
  color: var(--icon-color);
  stroke-width: var(--icon-stroke-width);
}

[aria-current="page"] .nav-icon { color: var(--icon-active); }

.sidebar-foot {
  margin-block-start: auto;
  padding: var(--space-4) var(--space-3) 0;
  border-block-start: 0.0625rem solid var(--color-separator);
  color: var(--color-text-muted);
  font-size: var(--text-xs);
}

.sidebar-foot p { margin: var(--space-2) 0 0; }
.privacy-note { display: flex; align-items: center; gap: var(--space-2); line-height: 1.5; }

.main-content {
  grid-area: main;
  width: min(100%, var(--content-max));
  min-width: 0;
  margin-inline: auto;
  padding: clamp(var(--space-5), 2.4vw, var(--space-8));
}

.mobile-nav { display: none; }

.public-shell { display: block; }
.public-shell .topbar,
.public-shell .sidebar,
.public-shell .mobile-nav { display: none; }
.public-shell .main-content { min-height: 100vh; display: grid; place-items: center; }

.public-state {
  width: min(100%, 36rem);
  display: grid;
  justify-items: start;
  gap: var(--space-4);
  padding: clamp(var(--space-6), 5vw, var(--space-10));
  border: 0.0625rem solid var(--color-border-strong);
  border-radius: var(--radius-lg);
  background: var(--color-surface-1);
  box-shadow: var(--shadow-raised);
}
.public-state h2 { margin: 0; font: 700 var(--text-2xl)/1.2 var(--font-display); }
.public-state p { margin: 0; color: var(--color-text-secondary); }
.public-state small { color: var(--color-text-muted); }
.public-state-icon { width: 2.75rem; height: 2.75rem; color: var(--color-accent-strong); }
.correlation code { overflow-wrap: anywhere; }

.eyebrow {
  margin: 0;
  color: var(--color-accent-strong);
  font: 600 var(--text-xs)/1.3 var(--font-display);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-6);
  margin-block-end: var(--space-6);
}

.page-heading h2 {
  margin: var(--space-2) 0 0;
  font: 700 var(--text-2xl)/1.15 var(--font-display);
  letter-spacing: -0.025em;
}

.page-heading p:last-child {
  max-width: 45rem;
  margin: var(--space-2) 0 0;
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
}

.page-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.symbol-form {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.symbol-form input {
  width: 8.75rem;
  min-height: var(--touch-min);
  padding: 0 var(--space-3);
  border: 0.0625rem solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  background: var(--color-surface-inset);
  color: var(--color-text-primary);
  font: 600 var(--text-sm)/1 var(--font-mono);
  text-transform: uppercase;
}

.panel {
  min-width: 0;
  border: 0.0625rem solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-1);
}

.panel-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-5) var(--space-3);
}

.panel-title {
  margin: 0;
  font: 650 var(--text-lg)/1.35 var(--font-display);
}

.panel-kicker,
.panel-meta {
  color: var(--color-text-muted);
  font-size: var(--text-xs);
}

.panel-meta { text-align: end; }
.panel-body { padding: var(--space-4) var(--space-5) var(--space-5); }

.overview-grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(18rem, 0.95fr);
  gap: var(--space-4);
}

.overview-primary,
.overview-rail { display: grid; gap: var(--space-4); align-content: start; }

.instrument-strip {
  display: grid;
  grid-template-columns: minmax(10rem, 1.4fr) repeat(5, minmax(5rem, auto));
  gap: var(--space-4);
  align-items: center;
  padding: var(--space-5);
  border-block-end: 0.0625rem solid var(--color-separator);
}

.instrument-identity { display: flex; align-items: center; gap: var(--space-3); min-width: 0; }
.instrument-symbol {
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  border: 0.0625rem solid var(--color-accent);
  border-radius: 50%;
  background: var(--color-accent-soft);
  color: var(--color-accent-strong);
  font: 700 var(--text-lg)/1 var(--font-display);
}

.instrument-name strong { display: block; font-size: var(--text-md); }
.instrument-name span { color: var(--color-text-muted); font-size: var(--text-xs); }
.price-large { font: 700 var(--text-hero)/1 var(--font-display); font-variant-numeric: tabular-nums; }
.data-label { color: var(--color-text-muted); font-size: var(--text-xs); }
.data-value { margin-block-start: var(--space-1); font: 650 var(--text-sm)/1.2 var(--font-display); font-variant-numeric: tabular-nums; }

.market-up { color: var(--color-market-up); }
.market-down { color: var(--color-market-down); }
.market-flat { color: var(--color-market-flat); }
.market-up.soft { background: var(--color-market-up-soft); }
.market-down.soft { background: var(--color-market-down-soft); }

.chart-frame { min-width: 0; padding: 0 var(--space-4) var(--space-3); }
.chart-canvas { width: 100%; min-height: 22rem; }
.chart-canvas.compact { min-height: 15rem; }
.chart-canvas.tall { min-height: 33rem; }
.chart-summary {
  margin: 0 var(--space-5) var(--space-5);
  padding: var(--space-3) var(--space-4);
  border-inline-start: 0.1875rem solid var(--color-accent);
  background: var(--color-surface-inset);
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
}

.chart-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: 0 var(--space-5) var(--space-3);
}

.segmented {
  display: inline-flex;
  padding: var(--space-1);
  border: 0.0625rem solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface-inset);
}

.segmented button {
  min-height: var(--touch-min);
  padding: 0 var(--space-3);
  border: 0;
  border-radius: calc(var(--radius-sm) - var(--space-1));
  background: transparent;
  color: var(--color-text-secondary);
  cursor: pointer;
}

.segmented button[aria-pressed="true"] {
  background: var(--color-accent-soft);
  color: var(--color-text-primary);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-height: 1.75rem;
  padding: var(--space-1) var(--space-3);
  border: 0.0625rem solid currentColor;
  border-radius: 999rem;
  font: 650 var(--text-xs)/1 var(--font-display);
  white-space: nowrap;
}

.status-badge.pass { color: var(--color-state-pass); background: var(--color-state-pass-soft); }
.status-badge.warning,
.status-badge.forming { color: var(--color-state-warning); background: var(--color-state-warning-soft); }
.status-badge.blocked,
.status-badge.error { color: var(--color-state-danger); background: var(--color-state-danger-soft); }
.status-badge.degraded { color: var(--color-state-info); background: var(--color-state-info-soft); }
.status-badge.offline { color: var(--color-state-offline); background: var(--color-state-offline-soft); }

.qualification-list { display: grid; }
.qualification-row {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr) auto;
  gap: var(--space-3);
  align-items: center;
  min-height: 4.25rem;
  padding: var(--space-3) var(--space-5);
  border-block-start: 0.0625rem solid var(--color-separator);
}
.qualification-row:first-child { border-block-start: 0; }
.qualification-index { color: var(--color-accent-strong); font: 650 var(--text-xs)/1 var(--font-display); }
.qualification-copy small { display: block; color: var(--color-text-muted); font-size: var(--text-xs); }
.qualification-copy strong { display: block; margin-block-start: var(--space-1); font: 650 var(--text-sm)/1.2 var(--font-display); }
.qualification-result { color: var(--color-text-secondary); font-size: var(--text-xs); }

.signal-summary { padding: var(--space-5); border-block-start: 0.1875rem solid var(--color-accent); }
.signal-score { display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-4); }
.signal-score strong { font: 700 var(--text-2xl)/1 var(--font-display); font-variant-numeric: tabular-nums; }
.signal-direction { margin: var(--space-5) 0 var(--space-2); font: 700 var(--text-2xl)/1.1 var(--font-display); }
.signal-explanation { margin: 0; color: var(--color-text-secondary); font-size: var(--text-sm); }
.evidence-list { display: grid; gap: var(--space-2); margin: var(--space-4) 0 0; padding: 0; list-style: none; }
.evidence-list li { display: flex; gap: var(--space-2); color: var(--color-text-secondary); font-size: var(--text-sm); }

.data-table-wrap { width: 100%; overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; font-size: var(--text-sm); }
.data-table th { padding: var(--space-3) var(--space-4); color: var(--color-text-muted); font-size: var(--text-xs); font-weight: 500; text-align: start; white-space: nowrap; }
.data-table td { padding: var(--space-4); border-block-start: 0.0625rem solid var(--color-separator); vertical-align: middle; }
.data-table .numeric { text-align: end; font-family: var(--font-display); font-variant-numeric: tabular-nums; white-space: nowrap; }
.data-table .primary-cell strong { display: block; }
.data-table .primary-cell small { color: var(--color-text-muted); }
.table-foot { display: flex; gap: var(--space-5); padding: var(--space-4) var(--space-5); border-block-start: 0.0625rem solid var(--color-separator); color: var(--color-text-muted); font-size: var(--text-xs); }

.tplan-summary {
  display: grid;
  grid-template-columns: minmax(13rem, 0.9fr) minmax(20rem, 1.5fr);
  gap: var(--space-4);
}

.quantity-callout { display: flex; align-items: baseline; gap: var(--space-3); margin-block: var(--space-4); }
.quantity-callout strong { font: 700 var(--text-hero)/1 var(--font-display); font-variant-numeric: tabular-nums; }
.quantity-callout span { color: var(--color-text-secondary); }
.range-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-2); margin-block-start: var(--space-4); }
.range-cell { padding: var(--space-3); background: var(--color-surface-inset); }
.range-cell span { display: block; color: var(--color-text-muted); font-size: var(--text-xs); }
.range-cell strong { display: block; margin-block-start: var(--space-1); font: 650 var(--text-sm)/1.3 var(--font-display); }

.research-layout { display: grid; grid-template-columns: minmax(0, 2.2fr) minmax(19rem, 0.8fr); gap: var(--space-4); }
.research-main,
.research-rail { display: grid; gap: var(--space-4); align-content: start; min-width: 0; }
.research-facts { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; border-block-start: 0.0625rem solid var(--color-separator); }
.research-fact { padding: var(--space-4) var(--space-5); border-inline-start: 0.0625rem solid var(--color-separator); }
.research-fact:first-child { border-inline-start: 0; }

.lineage {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: 0;
  padding: var(--space-3) var(--space-5);
  border-block-start: 0.0625rem solid var(--color-separator);
  color: var(--color-text-muted);
  font-size: var(--text-xs);
}
.lineage strong { color: var(--color-text-secondary); }
.lineage-arrow { color: var(--color-accent-strong); }

.metric-stack { display: grid; gap: var(--space-3); padding: var(--space-5); }
.metric-row { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); }
.metric-row span { color: var(--color-text-secondary); font-size: var(--text-sm); }
.metric-row strong { font: 650 var(--text-sm)/1 var(--font-display); font-variant-numeric: tabular-nums; text-align: end; }

.feasibility-chain { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 0; }
.chain-step { position: relative; min-height: 7.5rem; padding: var(--space-5); border-inline-start: 0.0625rem solid var(--color-separator); }
.chain-step:first-child { border-inline-start: 0; }
.chain-step::after { content: "→"; position: absolute; inset-inline-end: -0.55rem; inset-block-start: 50%; z-index: 1; color: var(--color-accent-strong); background: transparent; transform: translateY(-50%); }
.chain-step:last-child::after { display: none; }
.chain-step small { color: var(--color-text-muted); background: var(--color-surface-1); }
.chain-step strong { display: block; margin-block-start: var(--space-2); font: 650 var(--text-md)/1.3 var(--font-display); }
.chain-step span { display: block; margin-block-start: var(--space-2); color: var(--color-text-secondary); font-size: var(--text-xs); }

.button,
.primary-button,
.ghost-button,
.icon-button {
  min-height: var(--touch-min);
  border: 0.0625rem solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}
.button,
.ghost-button { padding: 0 var(--space-4); background: var(--color-surface-1); color: var(--color-text-primary); }
.button:hover,
.ghost-button:hover { border-color: var(--color-accent); background: var(--color-surface-2); }
.primary-button { padding: 0 var(--space-5); border-color: var(--color-accent); background: var(--color-accent); color: var(--color-accent-contrast); font-weight: 650; }
.primary-button:hover { background: var(--color-accent-strong); }
.icon-button { width: var(--touch-min); flex: 0 0 var(--touch-min); padding: 0; display: grid; place-items: center; background: transparent; }
.button:disabled,
.primary-button:disabled,
.ghost-button:disabled { cursor: not-allowed; opacity: 0.55; }

.scope-notice {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border: 0.0625rem solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface-inset);
  color: var(--color-text-secondary);
  font-size: var(--text-xs);
}

.boundary-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-block-start: var(--space-4);
  padding: var(--space-3) var(--space-4);
  border: 0.0625rem solid var(--color-state-warning);
  border-radius: var(--radius-sm);
  background: var(--color-state-warning-soft);
  color: var(--color-text-secondary);
  font-size: var(--text-xs);
}
.boundary-line strong { color: var(--color-state-warning); }

.boot-state,
.state-view {
  min-height: 21rem;
  display: grid;
  place-items: center;
  align-content: center;
  gap: var(--space-3);
  padding: var(--space-8);
  border: 0.0625rem dashed var(--color-border-strong);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  text-align: center;
}
.state-view h2 { margin: 0; color: var(--color-text-primary); font: 650 var(--text-xl)/1.2 var(--font-display); }
.state-view p { max-width: 34rem; margin: 0; }
.state-icon { width: 2.5rem; height: 2.5rem; color: var(--color-empty-icon); }
.state-view.error { border-color: var(--color-error-border); background: var(--color-state-danger-soft); }

.spinner {
  width: 1.75rem;
  height: 1.75rem;
  border: 0.1875rem solid var(--color-loading-track);
  border-block-start-color: var(--color-loading-head);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.skeleton {
  min-height: 1rem;
  border-radius: var(--radius-sm);
  background: linear-gradient(90deg, var(--color-surface-2), var(--color-surface-3), var(--color-surface-2));
  background-size: 200% 100%;
  animation: skeleton 1.4s ease infinite;
}
@keyframes skeleton { to { background-position: -200% 0; } }

.auth-gate {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: grid;
  place-items: center;
  padding: var(--space-5);
  background: var(--color-overlay);
}

.auth-panel {
  width: min(100%, 28rem);
  padding: clamp(var(--space-6), 5vw, var(--space-10));
  border: 0.0625rem solid var(--color-border-strong);
  border-radius: var(--radius-lg);
  background: var(--color-surface-1);
  box-shadow: var(--shadow-raised);
}
.auth-panel h1 { margin: var(--space-3) 0 0; font: 700 var(--text-2xl)/1.2 var(--font-display); }
.auth-copy { margin: var(--space-3) 0 var(--space-6); color: var(--color-text-secondary); font-size: var(--text-sm); }
.login-form { display: grid; gap: var(--space-2); }
.login-form label { margin-block-start: var(--space-2); color: var(--color-text-secondary); font-size: var(--text-sm); }
.login-form input {
  min-height: var(--touch-min);
  width: 100%;
  padding: 0 var(--space-3);
  border: 0.0625rem solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  background: var(--color-surface-inset);
  color: var(--color-text-primary);
}
.login-form .primary-button { margin-block-start: var(--space-3); }
.form-error { margin: var(--space-2) 0 0; color: var(--color-state-danger); font-size: var(--text-sm); }
.auth-separator {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin: var(--space-5) 0 var(--space-3);
  color: var(--color-text-muted);
  font-size: var(--text-xs);
}
.auth-separator::before,
.auth-separator::after { content: ""; height: 0.0625rem; flex: 1; background: var(--color-separator); }
.visitor-entry-button {
  min-height: var(--touch-min);
  width: 100%;
  border: 0.0625rem solid var(--color-accent);
  border-radius: var(--radius-sm);
  background: var(--color-surface-1);
  color: var(--color-accent-strong);
  font-weight: 650;
  cursor: pointer;
}
.visitor-entry-button:hover { background: var(--color-accent-soft); }
.auth-footnote { margin: var(--space-5) 0 0; color: var(--color-text-muted); font-size: var(--text-xs); }
.site-filing-footer { padding-block: var(--space-5) var(--space-2); color: var(--color-text-secondary); font-size: var(--text-xs); text-align: center; }
.site-filing-footer a { color: inherit; text-underline-offset: .2em; }
.site-filing-footer a:hover { color: var(--color-accent-strong); }
.site-filing-footer a:focus-visible { outline: .125rem solid var(--color-accent); outline-offset: .25rem; border-radius: .125rem; }
.auth-panel .site-filing-footer { margin-block-start: var(--space-5); border-block-start: .0625rem solid var(--color-separator); }

.visitor-shell .topbar { justify-content: space-between; }
.visitor-brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-primary);
  font: 700 var(--text-lg)/1 var(--font-display);
  text-decoration: none;
}
.visitor-shell .topbar > .visitor-brand { display: none; }
.visitor-brand-mark {
  width: 2rem;
  height: 2rem;
  display: grid;
  place-items: center;
  border-radius: var(--radius-sm);
  background: var(--color-accent);
  color: var(--color-accent-contrast);
  font-size: var(--text-xl);
}
.visitor-sidebar-brand { padding: 0 var(--space-3); }
.visitor-topbar-title { display: flex; align-items: center; gap: var(--space-3); }
.visitor-topbar-title > strong { font: 700 var(--text-xl)/1 var(--font-display); }
.visitor-mode-badge {
  padding: var(--space-1) var(--space-3);
  border-radius: 999px;
  background: var(--color-accent-soft);
  color: var(--color-accent-strong);
  font-size: var(--text-xs);
  font-weight: 650;
}
.visitor-login-link {
  min-height: var(--touch-min);
  display: inline-flex;
  align-items: center;
  padding: 0 var(--space-4);
  border: 0.0625rem solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  background: var(--color-surface-1);
  font-size: var(--text-sm);
  font-weight: 650;
  text-decoration: none;
}
.visitor-login-link:hover { border-color: var(--color-accent); color: var(--color-accent-strong); }
.visitor-nav { display: grid; gap: var(--space-2); margin-block-start: var(--space-8); }
.visitor-nav a {
  min-height: var(--touch-min);
  display: flex;
  align-items: center;
  padding: 0 var(--space-3);
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  text-decoration: none;
}
.visitor-nav a:hover,
.visitor-nav a[aria-current="page"] { background: var(--color-accent-soft); color: var(--color-text-primary); }
.visitor-shell .main-content { display: flex; flex-direction: column; gap: var(--space-5); }
.visitor-shell .main-content > .site-filing-footer { margin-block-start: auto; }
.visitor-page-header { padding-block: var(--space-3) var(--space-1); }
.visitor-page-header h1 { margin: var(--space-2) 0; font: 750 clamp(2rem, 4vw, 3rem)/1.05 var(--font-display); letter-spacing: -0.035em; }
.visitor-page-header > p:last-child { margin: 0; color: var(--color-text-secondary); }
.visitor-metric-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-4); }
.visitor-metric-grid article { min-width: 0; padding: var(--space-5); border: .0625rem solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface-1); }
.visitor-metric-grid span,.visitor-metric-grid small { display: block; color: var(--color-text-muted); }
.visitor-metric-grid strong { display: block; margin-block: var(--space-3); font: 750 2rem/1 var(--font-display); }
.visitor-workspace-grid { display: grid; grid-template-columns: 1.35fr 1fr; gap: var(--space-4); }
.visitor-workspace-card,.visitor-data-panel,.visitor-chart-panel,.visitor-judgement,.visitor-stock-header { border: .0625rem solid var(--color-border); border-radius: var(--radius-lg); background: var(--color-surface-1); }
.visitor-workspace-card > header,.visitor-chart-panel > header { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); padding: var(--space-5); border-block-end: .0625rem solid var(--color-separator); }
.visitor-workspace-card h2,.visitor-chart-panel h2 { margin: 0; font: 700 var(--text-lg)/1.2 var(--font-display); }
.visitor-route-link { color: var(--color-accent-strong); text-decoration: none; }
.visitor-workspace-empty { min-height: 15rem; display: grid; place-items: center; align-content: center; gap: var(--space-2); padding: var(--space-8); text-align: center; }
.visitor-workspace-empty h2,.visitor-workspace-empty p { margin: 0; }
.visitor-workspace-empty p { max-width: 34rem; color: var(--color-text-secondary); line-height: 1.65; }
.visitor-empty-icon { color: var(--color-text-muted); font-size: 1.5rem; }
.visitor-inline-action,.visitor-primary-action { min-height: var(--touch-min); display: inline-flex; align-items: center; margin-block-start: var(--space-3); padding-inline: var(--space-4); border: .0625rem solid var(--color-border-strong); border-radius: var(--radius-sm); }
.visitor-primary-action { background: var(--color-accent); color: var(--color-accent-contrast); }
.visitor-table-head { display: grid; grid-template-columns: 1.4fr repeat(4, 1fr); gap: var(--space-3); padding: var(--space-4) var(--space-5); border-block-end: .0625rem solid var(--color-separator); color: var(--color-text-muted); font-size: var(--text-xs); }
.visitor-stock-header { display: grid; grid-template-columns: 1.4fr auto 1fr; align-items: center; gap: var(--space-8); padding: var(--space-6); }
.visitor-stock-header h1 { margin: var(--space-2) 0 0; font: 750 var(--text-2xl)/1.1 var(--font-display); }
.visitor-stock-header h1 small { color: var(--color-text-secondary); font: 500 var(--text-sm)/1 var(--font-ui); }
.visitor-price strong,.visitor-price span { display: block; }.visitor-price strong { font: 750 2.5rem/1 var(--font-display); }.visitor-price span { margin-block-start: var(--space-2); color: var(--color-text-muted); font-size: var(--text-xs); }
.visitor-stock-header dl { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); margin: 0; }.visitor-stock-header dt { color: var(--color-text-muted); font-size: var(--text-xs); }.visitor-stock-header dd { margin: var(--space-2) 0 0; font-weight: 700; }
.visitor-stock-layout { display: grid; grid-template-columns: minmax(0, 2fr) minmax(16rem, .75fr); gap: var(--space-4); }
.visitor-chart-placeholder { min-height: 28rem; display: grid; place-items: center; align-content: center; gap: var(--space-3); padding: var(--space-8); text-align: center; background: linear-gradient(var(--color-surface-1), var(--color-surface-2)); }.visitor-chart-placeholder > span { color: var(--color-accent-strong); font-size: 3rem; }.visitor-chart-placeholder p { max-width: 35rem; margin: 0; color: var(--color-text-secondary); }
.visitor-market-loading { min-height: 15rem; display: grid; place-items: center; align-content: center; gap: var(--space-3); color: var(--color-text-secondary); }
.visitor-market-summary { display: flex; align-items: center; justify-content: space-between; gap: var(--space-5); padding: var(--space-6); color: var(--color-text-primary); text-decoration: none; }
.visitor-market-summary > span:last-child { text-align: end; }
.visitor-market-summary strong,.visitor-market-summary small { display: block; }
.visitor-market-summary > span:first-child strong { font: 700 var(--text-xl)/1.2 var(--font-display); }
.visitor-market-summary > span:last-child strong { font: 750 2rem/1 var(--font-display); }
.visitor-market-summary small { margin-block-start: var(--space-2); color: var(--color-text-muted); }
.visitor-public-market > div + p,.visitor-public-market > a + p { margin: 0; padding: 0 var(--space-6) var(--space-5); color: var(--color-text-muted); font-size: var(--text-xs); }
.visitor-chart-live { min-height: 28rem; display: grid; align-content: center; gap: var(--space-3); padding: var(--space-5); color: var(--color-accent-strong); }
.visitor-chart-live svg { width: 100%; min-height: 22rem; overflow: visible; }
.visitor-chart-line { fill: none; stroke: currentColor; stroke-width: 3; vector-effect: non-scaling-stroke; }
.visitor-chart-area { fill: url(#visitor-chart-fill); stroke: none; }
.visitor-chart-range { display: flex; justify-content: space-between; gap: var(--space-3); color: var(--color-text-muted); font-size: var(--text-xs); }
.visitor-judgement { align-self: start; padding: var(--space-6); }.visitor-judgement > span { color: var(--color-text-muted); font-size: var(--text-xs); }.visitor-judgement h2 { margin: var(--space-3) 0; font: 750 var(--text-xl)/1.2 var(--font-display); }.visitor-judgement p { color: var(--color-text-secondary); line-height: 1.65; }.visitor-judgement hr { margin-block: var(--space-5); border: 0; border-block-start: .0625rem solid var(--color-separator); }.visitor-judgement > strong { font-size: var(--text-sm); }
.visitor-hero,
.visitor-section {
  padding: clamp(var(--space-6), 5vw, var(--space-10));
  border: 0.0625rem solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface-1);
}
.visitor-hero { min-height: 24rem; display: grid; align-content: center; }
.visitor-hero h1 { max-width: 15ch; margin: var(--space-3) 0; font: 750 clamp(2.5rem, 6vw, 4.75rem)/1.05 var(--font-display); letter-spacing: -0.045em; }
.visitor-hero > p:not(.eyebrow) { max-width: 44rem; margin: 0; color: var(--color-text-secondary); font-size: var(--text-lg); line-height: 1.75; }
.visitor-notice {
  max-width: 44rem;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-3);
  margin-block-start: var(--space-8);
  padding: var(--space-4);
  border-inline-start: 0.1875rem solid var(--color-accent);
  background: var(--color-accent-soft);
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
}
.visitor-notice strong { color: var(--color-text-primary); }
.visitor-section-heading { max-width: 44rem; margin-block-end: var(--space-6); }
.visitor-section-heading h2 { margin: var(--space-2) 0 0; font: 700 var(--text-2xl)/1.2 var(--font-display); letter-spacing: -0.02em; }
.visitor-feature-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-4); }
.visitor-feature-grid article { min-height: 12rem; padding: var(--space-5); border-radius: var(--radius-md); background: var(--color-surface-2); }
.visitor-feature-grid article > span { color: var(--color-accent-strong); font: 700 var(--text-xs)/1 var(--font-display); }
.visitor-feature-grid h3 { margin: var(--space-6) 0 var(--space-2); font: 700 var(--text-lg)/1.2 var(--font-display); }
.visitor-feature-grid p,
.visitor-principle-list p { margin: 0; color: var(--color-text-secondary); font-size: var(--text-sm); line-height: 1.7; }
.visitor-principle-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-block-start: 0.0625rem solid var(--color-separator); }
.visitor-principle-list p { display: grid; gap: var(--space-3); padding: var(--space-5); border-inline-start: 0.0625rem solid var(--color-separator); }
.visitor-principle-list p:first-child { border-inline-start: 0; }
.visitor-principle-list strong { color: var(--color-text-primary); font-size: var(--text-md); }

.secure-dialog {
  width: min(calc(100% - var(--space-6)), 32rem);
  padding: 0;
  border: 0.0625rem solid var(--color-border-strong);
  border-radius: var(--radius-lg);
  background: var(--color-surface-1);
  color: var(--color-text-primary);
  box-shadow: var(--shadow-raised);
}
.secure-dialog::backdrop { background: var(--color-overlay); }
.secure-dialog-panel { display: grid; gap: var(--space-3); padding: clamp(var(--space-5), 5vw, var(--space-8)); }
.secure-dialog-panel h2 { margin: 0; font: 700 var(--text-xl)/1.2 var(--font-display); }
.secure-dialog-panel p { margin: 0; color: var(--color-text-secondary); }
.secure-dialog-panel label,
.form-grid label { display: grid; gap: var(--space-2); color: var(--color-text-secondary); font-size: var(--text-sm); }
.secure-dialog-panel input,
.form-grid input,
.form-grid select,
.form-grid textarea {
  width: 100%;
  min-height: var(--touch-min);
  padding: var(--space-2) var(--space-3);
  border: 0.0625rem solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  background: var(--color-surface-inset);
  color: var(--color-text-primary);
}
.form-grid textarea { min-height: 8rem; resize: vertical; line-height: var(--line-normal); }
.dialog-actions,
.inline-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: var(--space-3); margin-block-start: var(--space-3); }

.split-layout { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(18rem, 0.65fr); gap: var(--space-5); align-items: start; margin-block-end: var(--space-5); }
.workspace-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-5); margin-block-end: var(--space-5); }
.record-grid { display: grid; gap: var(--space-3); padding: var(--space-4); }
.record-card { min-width: 0; padding: var(--space-4); border: 0.0625rem solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface-2); }
.record-card > header { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); margin-block-end: var(--space-3); }
.record-card > header > strong { overflow-wrap: anywhere; }
.record-card dl { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-3); margin: 0; }
.record-card dl div { min-width: 0; }
.record-card dt { color: var(--color-text-muted); font-size: var(--text-xs); }
.record-card dd { margin: var(--space-1) 0 0; overflow-wrap: anywhere; color: var(--color-text-secondary); font-size: var(--text-sm); }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-4); padding: var(--space-5); }
.form-grid .full-field { grid-column: 1 / -1; }
.check-field { grid-template-columns: auto 1fr; align-items: center; }
.check-field input { width: 1.25rem; min-height: 1.25rem; }
.action-list { display: grid; }
.action-list article { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-4); padding: var(--space-4) var(--space-5); border-block-start: 0.0625rem solid var(--color-separator); }
.action-list article:first-child { border-block-start: 0; }
.action-list article > div:first-child { min-width: 0; }
.action-list strong,
.action-list small { display: block; }
.action-list small { margin-block-start: var(--space-1); color: var(--color-text-muted); }
.action-list p { margin: var(--space-2) 0 0; color: var(--color-text-secondary); font-size: var(--text-sm); }
.action-list .is-read { opacity: 0.78; }
.ghost-button.danger { color: var(--color-state-danger); }
.preview-region { padding: 0 var(--space-5) var(--space-5); }
.timeframe-summary { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-3); padding: var(--space-4) var(--space-5) var(--space-5); }
.timeframe-summary div { padding: var(--space-3); border: 0.0625rem solid var(--color-border); border-radius: var(--radius-sm); background: var(--color-surface-2); }
.timeframe-summary span,
.timeframe-summary small { display: block; color: var(--color-text-muted); font-size: var(--text-xs); }
.timeframe-summary strong { display: block; margin-block: var(--space-1); font: 700 var(--text-xl)/1 var(--font-display); }
.evidence-tabs { display: flex; gap: var(--space-2); margin-block-end: var(--space-4); overflow-x: auto; }
.evidence-tabs a { flex: 0 0 auto; min-height: var(--touch-min); display: inline-flex; align-items: center; padding: 0 var(--space-4); border: 0.0625rem solid var(--color-border); border-radius: var(--radius-sm); color: var(--color-text-secondary); text-decoration: none; }

.connection-banner {
  position: fixed;
  inset-block-start: var(--space-3);
  inset-inline: 50% auto;
  z-index: var(--z-toast);
  max-width: min(40rem, calc(100vw - var(--space-8)));
  padding: var(--space-3) var(--space-4);
  border: 0.0625rem solid var(--color-state-offline);
  border-radius: var(--radius-sm);
  background: var(--color-surface-2);
  color: var(--color-text-primary);
  box-shadow: var(--shadow-raised);
  transform: translateX(-50%);
}

.toast-region { position: fixed; inset: auto var(--space-5) var(--space-5) auto; z-index: var(--z-toast); display: grid; gap: var(--space-2); }
.toast { max-width: 24rem; padding: var(--space-3) var(--space-4); border: 0.0625rem solid var(--color-border-strong); border-radius: var(--radius-sm); background: var(--color-surface-2); box-shadow: var(--shadow-raised); }
.toast.warning { color: var(--color-state-warning); border-color: var(--color-state-warning); background: var(--color-state-warning-soft); }

.mobile-position-list { display: none; }
.position-card { padding: var(--space-4); border-block-start: 0.0625rem solid var(--color-separator); }
.position-card:first-child { border-block-start: 0; }
.position-card-head { display: flex; justify-content: space-between; gap: var(--space-3); }
.position-card-name strong { display: block; }
.position-card-name small { color: var(--color-text-muted); }
.position-card-pnl { text-align: end; font-family: var(--font-display); font-variant-numeric: tabular-nums; }
.position-card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-3); margin-block-start: var(--space-4); }
.position-card-grid span { display: block; color: var(--color-text-muted); font-size: var(--text-xs); }
.position-card-grid strong { display: block; margin-block-start: var(--space-1); font: 650 var(--text-sm)/1.2 var(--font-display); font-variant-numeric: tabular-nums; }

@media (max-width: 79.9375rem) {
  :root { --sidebar-width: 5.5rem; }
  .brand { justify-content: center; padding: 0; }
  .brand-copy,
  .nav-link span,
  .sidebar-foot .privacy-note,
  .nav-group h2 { display: none; }
  .nav-link { justify-content: center; }
  .sidebar-foot { display: grid; place-items: center; padding-inline: 0; }
  .instrument-strip { grid-template-columns: minmax(12rem, 1.5fr) repeat(3, minmax(5rem, auto)); }
  .instrument-strip > :nth-last-child(-n+2) { display: none; }
}

@media (max-width: 67.9375rem) {
  .overview-grid,
  .research-layout,
  .tplan-summary { grid-template-columns: 1fr; }
  .overview-rail { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .feasibility-chain { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .chain-step:nth-child(4) { border-inline-start: 0; border-block-start: 0.0625rem solid var(--color-separator); }
  .chain-step:nth-child(n+4) { border-block-start: 0.0625rem solid var(--color-separator); }
  .split-layout { grid-template-columns: 1fr; }
}

@media (max-width: 47.9375rem) {
  :root { --topbar-height: 4rem; }
  .app-shell {
    display: block;
    min-height: 100dvh;
    padding-block-end: calc(var(--mobile-nav-height) + env(safe-area-inset-bottom));
  }
  .sidebar { display: none; }
  .visitor-shell .topbar > .visitor-brand { display: inline-flex; }
  .visitor-shell .topbar { gap: var(--space-2); }
  .visitor-shell .visitor-mode-badge { display: none; }
  .visitor-shell .mobile-nav { display: grid; }
  .visitor-shell .mobile-nav a { min-height: var(--touch-min); display: grid; place-items: center; color: var(--color-text-secondary); font-size: var(--text-xs); text-decoration: none; }
  .visitor-shell { padding-block-end: calc(var(--mobile-nav-height) + env(safe-area-inset-bottom)); }
  .visitor-shell .main-content { padding: var(--space-3); }
  .visitor-topbar-title > strong { font-size: var(--text-lg); }
  .visitor-metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .visitor-workspace-grid,.visitor-stock-layout,.visitor-stock-header { grid-template-columns: 1fr; }
  .visitor-table-head { display: none; }
  .visitor-stock-header { gap: var(--space-5); }
  .visitor-stock-header dl { border-block-start: .0625rem solid var(--color-separator); padding-block-start: var(--space-4); }
  .visitor-chart-placeholder { min-height: 20rem; }
  .visitor-hero,
  .visitor-section { padding: var(--space-6) var(--space-5); }
  .visitor-hero { min-height: 20rem; }
  .visitor-hero h1 { font-size: 2.5rem; }
  .visitor-hero > p:not(.eyebrow) { font-size: var(--text-md); }
  .visitor-notice { grid-template-columns: 1fr; margin-block-start: var(--space-6); }
  .visitor-feature-grid,
  .visitor-principle-list { grid-template-columns: 1fr; }
  .visitor-principle-list p { border-inline-start: 0; border-block-start: 0.0625rem solid var(--color-separator); }
  .visitor-principle-list p:first-child { border-block-start: 0; }
  .topbar {
    min-height: var(--topbar-height);
    padding: 0 var(--space-4);
  }
  .topbar-title h1 { font-size: var(--text-lg); }
  .topbar-title { flex: 1 1 auto; gap: var(--space-2); overflow: hidden; }
  .internal-route-badge { font-size: 0.625rem; }
  .global-search-wrap,
  .account-button > span:last-child,
  .online-dot { display: none; }
  .topbar-title .eyebrow,
  .topbar-meta .meta-text { display: none; }
  .main-content { padding: var(--space-4); }
  .mobile-nav {
    position: fixed;
    inset: auto 0 0;
    z-index: var(--z-mobile-nav);
    min-height: calc(var(--mobile-nav-height) + env(safe-area-inset-bottom));
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    padding: var(--space-1) var(--space-2) env(safe-area-inset-bottom);
    border-block-start: 0.0625rem solid var(--color-border);
    background: var(--color-sidebar-bg);
  }
  .mobile-nav-link {
    min-width: 0;
    flex-direction: column;
    justify-content: center;
    gap: var(--space-1);
    padding: var(--space-1);
    font-size: 0.6875rem;
    text-align: center;
  }
  .mobile-nav-link[aria-current="page"] { color: var(--color-accent-strong); background: var(--color-accent-soft); }
  .page-header { align-items: flex-start; margin-block-end: var(--space-4); }
  .page-heading h2 { font-size: var(--text-xl); }
  .page-heading p:last-child { display: none; }
  .page-actions { justify-content: flex-start; }
  .symbol-form { width: 100%; }
  .symbol-form input { flex: 1 1 auto; min-width: 0; }
  .overview-rail { grid-template-columns: 1fr; }
  .instrument-strip {
    grid-template-columns: 1fr auto;
    padding: var(--space-4);
  }
  .instrument-strip > :not(.instrument-identity, .instrument-price) { display: none; }
  .instrument-symbol { width: 2.25rem; height: 2.25rem; font-size: var(--text-md); }
  .price-large { font-size: var(--text-2xl); }
  .panel-header { padding: var(--space-4) var(--space-4) var(--space-2); }
  .panel-body { padding: var(--space-3) var(--space-4) var(--space-4); }
  .panel-meta { max-width: 9rem; }
  .chart-frame { padding-inline: 0; }
  .chart-canvas { min-height: 20rem; }
  .chart-canvas.tall { min-height: 28rem; }
  .chart-summary { margin-inline: var(--space-4); }
  .chart-toolbar { align-items: flex-start; padding-inline: var(--space-4); }
  .chart-toolbar > .panel-meta { display: none; }
  .research-facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .research-fact:nth-child(3) { border-inline-start: 0; border-block-start: 0.0625rem solid var(--color-separator); }
  .research-fact:nth-child(4) { border-block-start: 0.0625rem solid var(--color-separator); }
  .feasibility-chain { grid-template-columns: 1fr; }
  .chain-step { min-height: auto; border-inline-start: 0; border-block-start: 0.0625rem solid var(--color-separator); }
  .chain-step:first-child { border-block-start: 0; }
  .chain-step::after { content: "↓"; inset: auto 50% -0.65rem auto; transform: translateX(50%); }
  .range-grid { grid-template-columns: 1fr; }
  .data-table-wrap.desktop-position-table { display: none; }
  .mobile-position-list { display: block; }
  .boundary-line { align-items: flex-start; flex-direction: column; }
  .auth-gate { padding: var(--space-3); }
  .auth-panel { padding: var(--space-6); }
  .workspace-grid,
  .form-grid { grid-template-columns: 1fr; }
  .form-grid .full-field { grid-column: auto; }
  .record-card dl { grid-template-columns: 1fr; }
  .action-list article { align-items: stretch; flex-direction: column; }
  .action-list .inline-actions { justify-content: flex-start; }
  .timeframe-summary { grid-template-columns: repeat(2, minmax(0, 1fr)); padding-inline: var(--space-4); }
  .secure-dialog { width: calc(100% - var(--space-5)); }
}

@media (max-width: 23.75rem) {
  .main-content { padding-inline: var(--space-3); }
  .topbar { padding-inline: var(--space-3); }
  .status-badge { padding-inline: var(--space-2); }
  .position-card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
.visitor-page-heading-row { display:flex; justify-content:space-between; align-items:end; gap:var(--space-5); }
.visitor-live-pill,.visitor-count-badge { flex:none; padding:.5rem .8rem; border-radius:999px; background:var(--color-accent-soft); color:var(--color-accent-strong); font-size:var(--text-xs); font-weight:700; }
.visitor-live-pill i { display:inline-block; width:.5rem; height:.5rem; margin-inline-end:.35rem; border-radius:50%; background:var(--color-state-pass); }
.visitor-search { display:grid; gap:var(--space-2); padding:var(--space-5); border:.0625rem solid var(--color-border); border-radius:var(--radius-lg); background:var(--color-surface-1); }
.visitor-search label { font-weight:700; }
.visitor-search > div { display:flex; gap:var(--space-3); }
.visitor-search input { min-width:0; flex:1; min-height:var(--touch-min); padding:0 var(--space-4); border:.0625rem solid var(--color-border-strong); border-radius:var(--radius-sm); background:var(--color-surface-1); }
.visitor-search button,.visitor-search-results button,.visitor-watchlist-row > button { min-height:var(--touch-min); padding:0 var(--space-4); border:0; border-radius:var(--radius-sm); background:var(--color-accent); color:var(--color-accent-contrast); font-weight:700; cursor:pointer; }
.visitor-search p { margin:0; color:var(--color-text-muted); font-size:var(--text-xs); }
.visitor-search-results { display:grid; gap:var(--space-2); padding:var(--space-3); border:.0625rem solid var(--color-border); border-radius:var(--radius-md); background:var(--color-surface-1); }
.visitor-search-results article { display:grid; grid-template-columns:minmax(0,1fr) auto auto; align-items:center; gap:var(--space-4); padding:var(--space-3); border-radius:var(--radius-sm); background:var(--color-surface-2); }
.visitor-search-results span,.visitor-search-results strong,.visitor-search-results small { display:block; }
.visitor-search-results small { color:var(--color-text-muted); margin-block-start:.25rem; }
.visitor-search-results button:disabled { background:var(--color-surface-3); color:var(--color-text-muted); cursor:default; }
.visitor-search-empty { margin:0; padding:var(--space-5); text-align:center; color:var(--color-text-secondary); }
.visitor-watchlist-layout { display:grid; grid-template-columns:minmax(0,2fr) minmax(16rem,.65fr); gap:var(--space-4); }
.visitor-list-header,.visitor-watchlist-row { display:grid; grid-template-columns:minmax(13rem,1.4fr) repeat(3,minmax(6rem,.65fr)) auto; align-items:center; gap:var(--space-4); padding:var(--space-4) var(--space-5); }
.visitor-list-header { color:var(--color-text-muted); font-size:var(--text-xs); border-block-end:.0625rem solid var(--color-separator); }
.visitor-watchlist-row { border-block-end:.0625rem solid var(--color-separator); }
.visitor-stock-identity { display:flex; align-items:center; gap:var(--space-3); min-width:0; color:var(--color-text-primary); }
.visitor-stock-identity i { display:grid; place-items:center; width:2.5rem; height:2.5rem; flex:none; border-radius:50%; background:var(--color-accent-soft); color:var(--color-accent-strong); font-style:normal; font-weight:800; }
.visitor-stock-identity strong,.visitor-stock-identity small { display:block; }
.visitor-stock-identity small { margin-block-start:.25rem; color:var(--color-text-muted); }
.visitor-watchlist-row > button { background:transparent; color:var(--color-text-secondary); border:.0625rem solid var(--color-border); }
.visitor-guide-card,.visitor-stock-facts article { padding:var(--space-5); border:.0625rem solid var(--color-border); border-radius:var(--radius-lg); background:var(--color-surface-1); }
.visitor-guide-card h2 { margin:var(--space-3) 0; }
.visitor-guide-card p,.visitor-guide-card li { color:var(--color-text-secondary); line-height:1.6; }
.visitor-period-tabs { display:flex; padding:.2rem; border-radius:var(--radius-sm); background:var(--color-surface-2); }
.visitor-period-tabs button { min-height:2.25rem; padding:0 var(--space-4); border:0; border-radius:calc(var(--radius-sm) - .15rem); background:transparent; color:var(--color-text-secondary); cursor:pointer; }
.visitor-period-tabs button[aria-selected="true"] { background:var(--color-surface-1); color:var(--color-accent-strong); box-shadow:var(--shadow-xs); font-weight:700; }
.visitor-chart-grid line { stroke:var(--color-separator); stroke-width:1; }
.visitor-chart-reference { stroke:var(--color-warning); stroke-width:1.5; stroke-dasharray:7 7; }
.visitor-chart-dot { fill:var(--color-surface-1); stroke:currentColor; stroke-width:4; }
.visitor-chart-axis { display:flex; justify-content:space-between; color:var(--color-text-muted); font-size:var(--text-xs); }
.visitor-stock-facts { display:grid; grid-template-columns:repeat(3,1fr); gap:var(--space-4); }
.visitor-stock-facts span,.visitor-stock-facts strong { display:block; }
.visitor-stock-facts span { color:var(--color-text-muted); font-size:var(--text-xs); }
.visitor-stock-facts strong { margin-block:var(--space-2); }
.visitor-stock-facts p { margin:0; color:var(--color-text-secondary); }
@media (max-width: 60rem) { .visitor-watchlist-layout,.visitor-stock-facts { grid-template-columns:1fr; } .visitor-list-header { display:none; } .visitor-watchlist-row { grid-template-columns:1fr auto; } .visitor-watchlist-row > span { display:none; } }
@media (max-width: 40rem) { .visitor-page-heading-row { align-items:start; flex-direction:column; } .visitor-search > div { flex-direction:column; } .visitor-search-results article { grid-template-columns:1fr auto; } .visitor-search-results article > span:nth-child(2) { display:none; } }