:root {
  color-scheme: light dark;
  --page: #f3f5f4;
  --surface: #fafbfa;
  --surface-raised: #fdfefd;
  --surface-muted: #e9eeec;
  --text: #17201d;
  --text-soft: #58645f;
  --text-faint: #75817c;
  --border: #d4dcda;
  --border-strong: #abb8b4;
  --accent: #0d766a;
  --accent-hover: #075f56;
  --accent-soft: #d9eeea;
  --accent-text: #f4fbf9;
  --danger: #a43b3b;
  --radius: 10px;
  --font-sans: "Avenir Next", Avenir, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --shadow: 0 18px 50px rgba(31, 55, 47, 0.08);
}

@media (prefers-color-scheme: dark) {
  :root {
    --page: #111816;
    --surface: #17201d;
    --surface-raised: #1d2824;
    --surface-muted: #24302c;
    --text: #edf4f1;
    --text-soft: #b3c0bb;
    --text-faint: #8f9c97;
    --border: #34433e;
    --border-strong: #53655f;
    --accent: #53b9aa;
    --accent-hover: #70c8ba;
    --accent-soft: #173c36;
    --accent-text: #0e1916;
    --danger: #f08787;
    --shadow: 0 18px 50px rgba(3, 12, 9, 0.25);
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--page);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

body.app-loading .app-shell {
  opacity: 0;
}

body:not(.app-loading) .app-shell {
  opacity: 1;
  transition: opacity 180ms ease;
}

.is-page-hidden {
  display: none !important;
}

body[data-current-page="conversions"] .conversion-section,
body[data-current-page="billing"] .plans-section,
body[data-current-page="settings"] .setup-section {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

a {
  color: inherit;
}

:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent) 55%, transparent);
  outline-offset: 2px;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 10;
  padding: 9px 12px;
  border-radius: 7px;
  background: var(--text);
  color: var(--surface);
  font-weight: 680;
  text-decoration: none;
  transform: translateY(-160%);
  transition: transform 160ms ease;
}

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

.app-shell {
  display: grid;
  grid-template-columns: 248px minmax(0, 1fr);
  min-height: 100dvh;
}

.sidebar {
  position: sticky;
  top: 0;
  display: flex;
  flex-direction: column;
  height: 100dvh;
  padding: 28px 20px 22px;
  border-right: 1px solid var(--border);
  background: var(--surface);
}

.brand-block {
  padding: 0 8px 28px;
}

.brand-link {
  color: var(--text);
  font-size: 18px;
  font-weight: 720;
  letter-spacing: -0.035em;
  text-decoration: none;
}

.brand-block p {
  margin: 3px 0 0;
  color: var(--text-faint);
  font-size: 12px;
}

.sidebar nav {
  display: grid;
  gap: 4px;
}

.plan-status {
  margin-top: 22px;
  padding: 13px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-muted);
}

.plan-status-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}

.plan-status-heading strong {
  font-size: 12px;
}

.plan-status-heading span,
.plan-status p {
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 9px;
}

.plan-status p {
  margin: 7px 0 6px;
  line-height: 1.45;
}

.plan-status p b {
  color: var(--text);
}

.plan-status a {
  color: var(--accent);
  font-size: 10px;
  font-weight: 680;
}

.usage-track {
  height: 4px;
  margin-top: 10px;
  overflow: hidden;
  border-radius: 2px;
  background: var(--border);
}

.usage-track span {
  display: block;
  width: 0;
  height: 100%;
  background: var(--accent);
  transition: width 280ms ease;
}

.nav-link {
  padding: 9px 10px;
  border-radius: var(--radius);
  color: var(--text-soft);
  font-size: 13px;
  font-weight: 620;
  text-decoration: none;
}

.nav-link:hover,
.nav-link.is-active {
  background: var(--surface-muted);
  color: var(--text);
}

.sidebar-privacy {
  margin-top: auto;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.sidebar-account {
  display: grid;
  margin-top: 12px;
  padding: 12px 14px 0;
  border-top: 1px solid var(--border);
}

.sidebar-account strong,
.sidebar-account span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sidebar-account strong {
  font-size: 11px;
}

.sidebar-account span {
  margin-top: 2px;
  color: var(--text-faint);
  font-size: 9px;
}

.sidebar-account .text-button {
  justify-self: start;
  margin-top: 5px;
  font-size: 10px;
}

.sidebar-privacy strong {
  font-size: 12px;
}

.sidebar-privacy p {
  margin: 5px 0 0;
  color: var(--text-soft);
  font-size: 12px;
  line-height: 1.45;
}

.workspace {
  width: min(100%, 1560px);
  margin: 0 auto;
  padding: 34px 38px 60px;
}

.workspace-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 28px;
}

.workspace-header h1 {
  max-width: 660px;
  margin: 3px 0 6px;
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 680;
  letter-spacing: -0.045em;
  line-height: 1.06;
}

.workspace-header > div > p:last-child {
  max-width: 620px;
  margin: 0;
  color: var(--text-soft);
}

.app-notice {
  margin: -12px 0 20px;
  padding: 11px 14px;
  border: 1px solid color-mix(in srgb, var(--accent) 38%, var(--border));
  border-radius: var(--radius);
  background: var(--accent-soft);
  color: var(--text-soft);
  font-size: 12px;
}

.onboarding-panel {
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) minmax(480px, 1.2fr);
  gap: 50px;
  margin-bottom: 20px;
  padding: 24px 26px;
  border: 1px solid color-mix(in srgb, var(--accent) 42%, var(--border));
  border-radius: 14px 7px 14px 14px;
  background: var(--accent-soft);
}

.onboarding-panel h2 {
  margin: 5px 0 0;
  font-size: 20px;
  letter-spacing: -0.03em;
}

.onboarding-panel ol {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.onboarding-panel li {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 8px;
}

.onboarding-panel li > span {
  display: grid;
  width: 22px;
  height: 22px;
  border: 1px solid color-mix(in srgb, var(--accent) 42%, var(--border));
  border-radius: 6px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 9px;
  place-items: center;
}

.onboarding-panel li.is-complete > span {
  background: var(--accent);
  color: var(--accent-text);
}

.onboarding-panel strong,
.onboarding-panel small {
  display: block;
}

.onboarding-panel strong {
  font-size: 10px;
}

.onboarding-panel small {
  margin-top: 3px;
  color: var(--text-soft);
  font-size: 9px;
}

.page-context,
.panel-label {
  margin: 0;
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.button {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  justify-content: center;
  padding: 9px 14px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 680;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 140ms ease, border-color 140ms ease, transform 140ms ease;
}

.button:active,
.text-button:active,
.campaign-item:active {
  transform: translateY(1px);
}

.button:disabled,
.button[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.5;
}

.button-primary {
  background: var(--accent);
  color: var(--accent-text);
}

.button-primary:hover:not(:disabled) {
  background: var(--accent-hover);
}

.button-secondary {
  border-color: var(--border);
  background: var(--surface-raised);
  color: var(--text);
}

.button-secondary:hover:not(:disabled) {
  border-color: var(--border-strong);
  background: var(--surface-muted);
}

.text-button {
  padding: 5px 0;
  border: 0;
  background: transparent;
  color: var(--accent);
  font-size: 13px;
  font-weight: 680;
  cursor: pointer;
}

.metric-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-bottom: 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

.metric {
  min-width: 0;
  padding: 17px 18px;
}

.metric + .metric {
  border-left: 1px solid var(--border);
}

.metric-label,
.metric-helper {
  display: block;
  color: var(--text-faint);
}

.metric-label {
  font-size: 11px;
  font-weight: 680;
}

.metric-value {
  display: block;
  margin: 6px 0 3px;
  font-family: var(--font-mono);
  font-size: clamp(20px, 2vw, 29px);
  font-weight: 650;
  letter-spacing: -0.035em;
}

.metric-helper {
  overflow: hidden;
  font-size: 11px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.product-grid {
  display: grid;
  grid-template-columns: 230px minmax(480px, 1fr) 220px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.campaign-panel,
.evidence-panel {
  min-width: 0;
  padding: 18px 14px;
}

.campaign-panel {
  border-right: 1px solid var(--border);
}

.evidence-panel {
  border-left: 1px solid var(--border);
}

.panel-heading,
.graph-header,
.dialog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.panel-heading {
  padding: 0 4px 13px;
}

.panel-heading h2,
.graph-header h2,
.dialog-header h2,
.methodology h2 {
  margin: 0;
  font-size: 15px;
  font-weight: 720;
  letter-spacing: -0.02em;
}

.panel-heading span {
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 10px;
}

.campaign-list {
  display: grid;
  gap: 5px;
}

.campaign-item {
  width: 100%;
  padding: 11px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: transparent;
  color: var(--text);
  text-align: left;
  cursor: pointer;
}

.campaign-item:hover {
  background: var(--surface-muted);
}

.campaign-item.is-selected {
  border-color: color-mix(in srgb, var(--accent) 35%, var(--border));
  background: var(--accent-soft);
}

.campaign-title-row,
.campaign-source,
.campaign-stats {
  display: flex;
}

.campaign-title-row {
  align-items: center;
  justify-content: space-between;
  gap: 7px;
}

.campaign-title-row strong {
  overflow: hidden;
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sample-label {
  padding: 2px 5px;
  border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
  border-radius: 5px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.campaign-source {
  margin-top: 3px;
  color: var(--text-soft);
  font-size: 11px;
}

.campaign-stats {
  justify-content: space-between;
  gap: 6px;
  margin-top: 9px;
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 9px;
}

.graph-panel {
  min-width: 0;
}

.graph-header {
  min-height: 73px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
}

.graph-header h2 {
  margin-top: 3px;
  font-size: 17px;
}

.graph-header > div:first-child {
  min-width: 0;
}

.graph-header .page-context,
.graph-header h2 {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.destination-link {
  display: block;
  max-width: 420px;
  margin-top: 3px;
  overflow: hidden;
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 9px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.campaign-url-panel {
  padding: 12px 18px 14px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-muted);
}

.campaign-url-panel > label {
  display: block;
  margin-bottom: 6px;
  color: var(--text-soft);
  font-size: 10px;
  font-weight: 680;
}

.campaign-url-controls {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 7px;
}

.campaign-url-controls input {
  min-width: 0;
  height: 40px;
  background: var(--surface-raised);
  font-family: var(--font-mono);
  font-size: 10px;
}

.campaign-breakdown {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-bottom: 1px solid var(--border);
}

.breakdown-item {
  min-width: 0;
  padding: 11px 13px;
}

.breakdown-item + .breakdown-item {
  border-left: 1px solid var(--border);
}

.breakdown-item span,
.breakdown-item strong {
  display: block;
}

.breakdown-item span {
  overflow: hidden;
  color: var(--text-faint);
  font-size: 9px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.breakdown-item strong {
  margin-top: 3px;
  font-family: var(--font-mono);
  font-size: 15px;
}

.graph-canvas {
  min-height: 520px;
  max-height: 680px;
  padding: 22px 18px 30px;
  overflow: auto;
}

.propagation-tree,
.propagation-tree ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.propagation-tree ul {
  position: relative;
  margin-left: 23px;
  padding-left: 24px;
}

.propagation-tree ul::before {
  position: absolute;
  top: 0;
  bottom: 25px;
  left: 7px;
  width: 1px;
  background: var(--border-strong);
  content: "";
}

.tree-node {
  position: relative;
  margin: 7px 0;
}

.propagation-tree ul > .tree-node::before {
  position: absolute;
  top: 25px;
  left: -17px;
  width: 17px;
  height: 1px;
  background: var(--border-strong);
  content: "";
}

.node-row {
  display: grid;
  grid-template-columns: minmax(150px, 1fr) auto;
  align-items: center;
  gap: 14px;
  min-height: 50px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-raised);
}

.node-row.is-root {
  border-color: color-mix(in srgb, var(--accent) 42%, var(--border));
  background: var(--accent-soft);
}

.node-identity {
  min-width: 0;
}

.node-heading {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 7px;
}

.node-heading strong {
  min-width: 0;
}

.tree-toggle {
  display: inline-grid;
  width: 22px;
  height: 22px;
  flex: 0 0 22px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface-muted);
  color: var(--text-soft);
  cursor: pointer;
  place-items: center;
}

.tree-toggle:hover {
  border-color: var(--border-strong);
  color: var(--text);
}

.tree-chevron {
  width: 6px;
  height: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: translateY(-1px) rotate(45deg);
  transition: transform 140ms ease;
}

.tree-toggle[aria-expanded="false"] .tree-chevron {
  transform: translateX(-1px) rotate(-45deg);
}

.node-identity strong,
.node-identity span {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.node-source-evidence {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-top: 6px;
}

.node-identity .source-account {
  display: inline-flex;
  width: fit-content;
  padding: 2px 6px;
  border: 1px solid color-mix(in srgb, var(--accent) 32%, var(--border));
  border-radius: 5px;
  background: var(--accent-soft);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 8px;
  font-weight: 700;
}

.node-conversions {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 7px;
}

.node-identity .node-conversion-pill {
  display: inline-flex;
  width: fit-content;
  margin: 0;
  padding: 3px 7px;
  overflow: visible;
  border: 1px solid color-mix(in srgb, var(--accent) 44%, var(--border));
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 12%, var(--surface));
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 8px;
  font-weight: 750;
  line-height: 1.3;
  text-overflow: clip;
  white-space: normal;
}

.source-post-link,
.evidence-link {
  color: var(--accent);
  font-size: 9px;
  font-weight: 680;
}

.node-identity strong {
  font-size: 11px;
}

.node-identity span {
  margin-top: 2px;
  color: var(--text-faint);
  font-size: 9px;
}

.node-measures {
  display: flex;
  align-items: center;
  gap: 13px;
}

.node-measure {
  min-width: 48px;
  text-align: right;
}

.node-measure small,
.node-measure b {
  display: block;
  font-family: var(--font-mono);
}

.node-measure small {
  color: var(--text-faint);
  font-size: 8px;
}

.node-measure b {
  margin-top: 1px;
  font-size: 10px;
}

.evidence-list {
  display: grid;
  gap: 7px;
}

.evidence-item {
  padding: 10px;
  border-radius: var(--radius);
  background: var(--surface-muted);
}

.evidence-item strong {
  font-size: 11px;
}

.evidence-item p {
  margin: 2px 0;
  color: var(--text-soft);
  font-size: 10px;
}

.evidence-item small {
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 8px;
}

.evidence-item .evidence-link {
  display: block;
  margin: 4px 0;
}

.methodology {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(360px, 0.9fr);
  gap: 60px;
  margin-top: 22px;
  padding: 26px 4px 10px;
}

.methodology h2 {
  font-size: 20px;
}

.methodology p {
  max-width: 670px;
  margin: 7px 0 0;
  color: var(--text-soft);
}

.methodology dl,
.lineage-panel dl {
  margin: 0;
}

.methodology dl > div,
.lineage-panel dl > div {
  display: grid;
  grid-template-columns: 115px 1fr;
  gap: 14px;
  padding: 7px 0;
}

.methodology dt,
.lineage-panel dt {
  color: var(--text-faint);
  font-size: 11px;
}

.methodology dd,
.lineage-panel dd {
  margin: 0;
  font-size: 11px;
  font-weight: 650;
}

.plans-section {
  margin-top: 46px;
  padding-top: 42px;
  border-top: 1px solid var(--border);
}

.conversion-section,
.setup-section,
.settings-section {
  margin-top: 48px;
  padding-top: 46px;
  border-top: 1px solid var(--border);
}

.settings-heading {
  display: grid;
  grid-template-columns: minmax(300px, 0.9fr) minmax(360px, 1.1fr);
  gap: 70px;
}

.settings-heading h2 {
  max-width: 620px;
  margin: 7px 0 0;
  font-size: clamp(27px, 3.4vw, 42px);
  font-weight: 680;
  letter-spacing: -0.045em;
  line-height: 1.08;
}

.settings-heading > p {
  max-width: 62ch;
  margin: 11px 0 0;
  color: var(--text-soft);
}

.setup-grid,
.conversion-rule-grid,
.settings-grid {
  display: grid;
  grid-template-columns: minmax(420px, 1.1fr) minmax(330px, 0.9fr);
  gap: 16px;
  margin-top: 26px;
}

.conversion-rule-grid {
  grid-template-columns: minmax(340px, 0.8fr) minmax(440px, 1.2fr);
}

.attribution-window-card {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) 150px auto;
  align-items: end;
  gap: 14px;
  margin-top: 26px;
  padding: 16px 18px;
  border: 1px solid var(--border);
  border-radius: 13px;
  background: var(--surface);
}

.attribution-window-card strong {
  font-size: 13px;
}

.attribution-window-card p:not(.form-error) {
  margin: 3px 0 0;
  color: var(--text-soft);
  font-size: 10px;
}

.attribution-window-card label {
  display: grid;
  gap: 6px;
}

.attribution-window-card label span {
  color: var(--text-soft);
  font-size: 10px;
  font-weight: 650;
}

.attribution-window-card .form-error {
  grid-column: 1 / -1;
  min-height: 0;
  margin: 0;
}

.conversion-rule-form .panel-heading {
  margin-bottom: 16px;
}

.rule-condition {
  display: grid;
  grid-template-columns: minmax(130px, 0.35fr) minmax(180px, 0.65fr);
  gap: 9px;
  margin-top: 14px;
}

.rule-condition label {
  display: grid;
  gap: 6px;
}

.rule-help {
  margin: 10px 0 0;
  color: var(--text-faint) !important;
  font-size: 9px !important;
}

.conversion-rule-list {
  display: grid;
  gap: 8px;
  margin-top: 14px;
}

.conversion-rule-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 18px;
  padding: 13px 14px;
  border: 1px solid transparent;
  border-radius: 9px;
  background: var(--surface-muted);
}

.conversion-rule-item.is-inactive {
  opacity: 0.68;
}

.conversion-rule-title,
.conversion-rule-actions {
  display: flex;
  align-items: center;
  gap: 9px;
}

.conversion-rule-main strong {
  font-size: 12px;
}

.conversion-rule-main > small {
  display: block;
  margin-top: 2px;
  color: var(--text-faint);
  font-size: 9px;
}

.rule-status {
  padding: 2px 6px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 7px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.rule-status.is-active {
  border-color: color-mix(in srgb, var(--accent) 38%, var(--border));
  background: var(--accent-soft);
  color: var(--accent);
}

.conversion-rule-condition {
  margin: 7px 0 0;
  color: var(--text-soft);
  font-size: 10px;
}

.conversion-rule-condition code {
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 9px;
  overflow-wrap: anywhere;
}

.settings-card {
  min-width: 0;
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: 13px;
  background: var(--surface);
}

.settings-card h3 {
  margin: 0;
  font-size: 14px;
}

.settings-card > p {
  color: var(--text-soft);
  font-size: 11px;
}

.settings-card > label,
.inline-form label {
  display: grid;
  gap: 6px;
}

.settings-card > label + label {
  margin-top: 14px;
}

.settings-card label > span,
.inline-form label > span {
  color: var(--text-soft);
  font-size: 10px;
  font-weight: 650;
}

.settings-card > .button {
  margin-top: 16px;
}

.inline-form {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 9px;
  padding: 14px 0 18px;
  border-bottom: 1px solid var(--border);
}

.inline-form .form-error {
  grid-column: 1 / -1;
  margin: 0;
}

.domain-list {
  display: grid;
  gap: 8px;
  margin-top: 14px;
}

.domain-item {
  padding: 14px;
  border-radius: 8px;
  background: var(--surface-muted);
}

.domain-item-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
}

.domain-item strong,
.domain-item small {
  display: block;
}

.domain-item strong {
  overflow: hidden;
  font-size: 11px;
  text-overflow: ellipsis;
}

.domain-item small {
  margin-top: 3px;
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 8px;
}

.domain-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.domain-status {
  padding: 3px 6px;
  border: 1px solid var(--border);
  border-radius: 5px;
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 8px;
  text-transform: uppercase;
}

.domain-status.is-verified {
  border-color: color-mix(in srgb, var(--accent) 40%, var(--border));
  background: var(--accent-soft);
  color: var(--accent);
}

.dns-instructions {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}

.dns-instructions-title {
  margin: 0;
  color: var(--text);
  font-size: 10px;
  font-weight: 700;
}

.dns-instructions-note {
  max-width: 680px;
  margin: 4px 0 0;
  color: var(--text-faint);
  font-size: 9px;
  line-height: 1.55;
}

.dns-fields {
  display: grid;
  grid-template-columns: 90px minmax(150px, 0.7fr) minmax(240px, 1.3fr);
  gap: 8px;
  margin-top: 11px;
}

.dns-field {
  min-width: 0;
}

.dns-field-label {
  display: block;
  margin-bottom: 5px;
  color: var(--text-faint);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.dns-field-value {
  display: flex;
  min-height: 38px;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 7px 8px;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: var(--surface);
}

.dns-field-value code,
.dns-expected code {
  overflow-wrap: anywhere;
  color: var(--text-soft);
  font-family: var(--font-mono);
  font-size: 9px;
}

.dns-copy-button {
  flex: 0 0 auto;
  padding: 5px 7px;
  border: 1px solid var(--border-strong);
  border-radius: 5px;
  background: transparent;
  color: var(--accent);
  cursor: pointer;
  font-size: 8px;
  font-weight: 700;
}

.dns-copy-button:hover {
  background: var(--accent-soft);
}

.dns-expected {
  display: flex;
  flex-wrap: wrap;
  gap: 5px 8px;
  margin-top: 9px;
  color: var(--text-faint);
  font-size: 9px;
}

.install-card pre {
  max-height: 170px;
  padding: 14px;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-muted);
  color: var(--text-soft);
  font-family: var(--font-mono);
  font-size: 9px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-all;
}

.install-note,
.settings-helper {
  color: var(--text-faint) !important;
  font-size: 9px !important;
}

.plan-action {
  align-self: flex-start;
  margin-top: 18px;
}

.settings-actions {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-top: 20px;
}

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

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

.danger-dialog form > p {
  color: var(--text-soft);
  font-size: 12px;
}

.danger-dialog form > label {
  display: grid;
  gap: 6px;
  margin-top: 18px;
}

.danger-dialog form > label span {
  color: var(--text-soft);
  font-size: 10px;
  font-weight: 650;
}

.plans-intro {
  display: grid;
  grid-template-columns: minmax(250px, 0.8fr) minmax(360px, 1.2fr);
  column-gap: 70px;
}

.plans-intro .page-context {
  grid-column: 1 / -1;
}

.plans-intro h2 {
  max-width: 560px;
  margin: 8px 0 0;
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 680;
  letter-spacing: -0.04em;
  line-height: 1.08;
  text-wrap: balance;
}

.plans-intro > p:last-child {
  max-width: 650px;
  margin: 11px 0 0;
  color: var(--text-soft);
  text-wrap: pretty;
}

.plans-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.72fr) minmax(460px, 1.28fr);
  align-items: stretch;
  gap: 16px;
  margin-top: 27px;
}

.plan-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: 24px;
  border-radius: 14px;
}

.plan-card-free {
  border: 1px solid var(--border);
  background: var(--surface);
}

.plan-card-founding {
  border: 1px solid color-mix(in srgb, var(--accent) 48%, var(--border));
  background:
    radial-gradient(circle at 92% 0%, color-mix(in srgb, var(--accent) 17%, transparent), transparent 38%),
    var(--surface-raised);
  box-shadow: var(--shadow);
}

.founding-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
}

.founding-cap {
  padding: 4px 7px;
  border: 1px solid color-mix(in srgb, var(--accent) 45%, var(--border));
  border-radius: 5px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.plan-name {
  margin: 0;
  color: var(--text-soft);
  font-size: 12px;
  font-weight: 700;
}

.plan-price {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 7px 0 0;
}

.plan-price strong {
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 650;
  letter-spacing: -0.055em;
}

.plan-price span {
  color: var(--text-faint);
  font-size: 10px;
}

.plan-description {
  max-width: 64ch;
  margin: 14px 0 0;
  color: var(--text-soft);
  font-size: 12px;
  line-height: 1.55;
}

.plan-card ul {
  display: grid;
  gap: 8px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.plan-card li {
  position: relative;
  padding-left: 17px;
  color: var(--text-soft);
  font-size: 11px;
}

.plan-card li::before {
  position: absolute;
  top: 0.58em;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--accent);
  content: "";
  transform: translateY(-50%) rotate(45deg);
}

.founding-details {
  display: grid;
  grid-template-columns: minmax(230px, 1fr) minmax(210px, 0.8fr);
  gap: 28px;
}

.api-boundary {
  align-self: start;
  margin-top: 22px;
  padding: 13px 14px;
  border-left: 2px solid var(--accent);
  background: var(--accent-soft);
}

.api-boundary strong {
  font-size: 11px;
}

.api-boundary p {
  margin: 5px 0 0;
  color: var(--text-soft);
  font-size: 10px;
  line-height: 1.55;
}

.plan-footnote {
  margin: auto 0 0;
  padding-top: 24px;
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 9px;
}

.empty-copy {
  margin: 10px 4px;
  color: var(--text-faint);
  font-size: 12px;
}

.error-state {
  padding: 20px;
  border: 1px solid color-mix(in srgb, var(--danger) 35%, var(--border));
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--danger) 8%, var(--surface));
}

.error-state p {
  margin: 4px 0 13px;
  color: var(--text-soft);
}

.metric-skeleton,
.campaign-skeleton,
.graph-line-skeleton {
  background: var(--surface-muted);
  animation: pulse 1.3s ease-in-out infinite alternate;
}

.metric-skeleton {
  height: 96px;
  margin: 0;
}

.campaign-skeleton {
  height: 78px;
  border-radius: var(--radius);
}

.graph-loading {
  display: grid;
  gap: 15px;
}

.graph-line-skeleton {
  width: 92%;
  height: 51px;
  border-radius: var(--radius);
}

.graph-line-skeleton.short {
  width: 76%;
  margin-left: 46px;
}

.graph-line-skeleton.shorter {
  width: 60%;
  margin-left: 92px;
}

@keyframes pulse {
  from { opacity: 0.55; }
  to { opacity: 1; }
}

.campaign-dialog {
  width: min(620px, calc(100vw - 32px));
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-raised);
  color: var(--text);
  box-shadow: var(--shadow);
}

.campaign-dialog::backdrop {
  background: rgba(9, 18, 15, 0.58);
}

.campaign-dialog form {
  padding: 22px;
}

.dialog-header {
  margin-bottom: 20px;
}

.dialog-header h2 {
  margin-top: 3px;
  font-size: 22px;
}

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

.form-grid label {
  display: grid;
  gap: 6px;
}

.form-grid label > span {
  color: var(--text-soft);
  font-size: 11px;
  font-weight: 650;
}

.form-grid label > small {
  color: var(--text-faint);
  font-size: 10px;
}

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

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
}

input,
select {
  height: 42px;
  padding: 0 11px;
}

textarea {
  min-height: 82px;
  padding: 10px 11px;
  resize: vertical;
}

input::placeholder,
textarea::placeholder {
  color: var(--text-faint);
  opacity: 1;
}

.form-error {
  min-height: 20px;
  margin: 10px 0 0;
  color: var(--danger);
  font-size: 12px;
}

.dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 12px;
}

/* Public product site */
.marketing-body {
  min-height: 100dvh;
  background:
    radial-gradient(circle at 84% 8%, color-mix(in srgb, var(--accent) 14%, transparent), transparent 24rem),
    var(--page);
}

.marketing-nav,
.marketing-footer,
.auth-nav {
  display: flex;
  width: min(1240px, calc(100% - 48px));
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin: 0 auto;
}

.marketing-nav {
  min-height: 78px;
  border-bottom: 1px solid var(--border);
}

.marketing-nav nav,
.marketing-footer nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.marketing-nav nav > a:not(.button),
.marketing-footer a,
.auth-nav > a:last-child {
  color: var(--text-soft);
  font-size: 12px;
  font-weight: 620;
  text-decoration: none;
}

.marketing-nav nav > a:not(.button):hover,
.marketing-footer a:hover,
.auth-nav > a:last-child:hover {
  color: var(--text);
}

.hero-section,
.proof-strip,
.method-section,
.boundary-section,
.marketing-pricing,
.final-cta,
.marketing-footer {
  width: min(1240px, calc(100% - 48px));
  margin-right: auto;
  margin-left: auto;
}

.hero-section {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(460px, 1.05fr);
  align-items: center;
  gap: 84px;
  min-height: 690px;
  padding: 80px 0 96px;
}

.hero-copy h1 {
  max-width: 720px;
  margin: 12px 0 22px;
  font-size: clamp(48px, 6.7vw, 94px);
  font-weight: 680;
  letter-spacing: -0.066em;
  line-height: 0.92;
  text-wrap: balance;
}

.hero-lead {
  max-width: 64ch;
  margin: 0;
  color: var(--text-soft);
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.48;
  text-wrap: pretty;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-top: 30px;
}

.text-link {
  color: var(--accent);
  font-size: 13px;
  font-weight: 680;
  text-underline-offset: 4px;
}

.hero-note {
  margin: 16px 0 0;
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 9px;
}

.hero-graph {
  position: relative;
  min-height: 490px;
  padding: 44px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 22px 8px 22px 22px;
  background:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px),
    var(--surface);
  background-size: 34px 34px;
  box-shadow: var(--shadow);
}

.hero-graph::after {
  position: absolute;
  width: 280px;
  height: 280px;
  right: -100px;
  bottom: -110px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  content: "";
  filter: blur(12px);
}

.hero-root,
.hero-branch {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--surface-raised);
  font-size: 11px;
}

.hero-root {
  width: 84%;
  border-color: color-mix(in srgb, var(--accent) 48%, var(--border));
  background: var(--accent-soft);
}

.hero-root b,
.hero-branch b {
  font-family: var(--font-mono);
  font-size: 9px;
}

.hero-branch {
  width: 72%;
  margin-top: 32px;
  margin-left: 72px;
}

.hero-branch i {
  position: absolute;
  top: -33px;
  left: -28px;
  width: 28px;
  height: 58px;
  border-bottom: 1px solid var(--border-strong);
  border-left: 1px solid var(--border-strong);
}

.hero-branch.branch-b {
  width: 82%;
  margin-left: 105px;
  border-color: color-mix(in srgb, var(--accent) 42%, var(--border));
}

.hero-branch.branch-c {
  width: 61%;
  margin-left: 54px;
}

.hero-graph > p {
  position: absolute;
  z-index: 1;
  right: 34px;
  bottom: 26px;
  max-width: 260px;
  margin: 0;
  color: var(--text-faint);
  font-size: 10px;
  text-align: right;
}

.proof-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.proof-strip p {
  margin: 0;
  padding: 28px 26px;
}

.proof-strip p + p {
  border-left: 1px solid var(--border);
}

.proof-strip strong,
.proof-strip span {
  display: block;
}

.proof-strip strong {
  font-size: 12px;
}

.proof-strip span {
  margin-top: 5px;
  color: var(--text-faint);
  font-size: 10px;
}

.method-section {
  display: grid;
  grid-template-columns: minmax(300px, 0.82fr) minmax(480px, 1.18fr);
  gap: 90px;
  padding: 118px 0 132px;
}

.method-heading h2,
.boundary-section h2,
.pricing-heading h2,
.final-cta h2 {
  max-width: 650px;
  margin: 10px 0 0;
  font-size: clamp(34px, 4.5vw, 61px);
  font-weight: 670;
  letter-spacing: -0.052em;
  line-height: 1.02;
  text-wrap: balance;
}

.method-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.method-steps li {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 20px;
  padding: 0 0 30px;
}

.method-steps li + li {
  padding-top: 30px;
  border-top: 1px solid var(--border);
}

.method-steps li > span {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 10px;
}

.method-steps h3 {
  margin: 0;
  font-size: 16px;
  letter-spacing: -0.02em;
}

.method-steps p {
  max-width: 62ch;
  margin: 7px 0 0;
  color: var(--text-soft);
  font-size: 13px;
  line-height: 1.62;
}

.boundary-section {
  display: grid;
  grid-template-columns: minmax(300px, 0.9fr) minmax(420px, 1.1fr);
  gap: 100px;
  padding: 74px;
  border-radius: 8px 26px 26px 26px;
  background: var(--surface-muted);
}

.boundary-copy p {
  max-width: 65ch;
  margin: 0;
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.7;
}

.boundary-copy p + p {
  margin-top: 22px;
}

.marketing-pricing {
  padding: 128px 0 134px;
}

.pricing-heading {
  display: grid;
  grid-template-columns: minmax(300px, 0.8fr) minmax(420px, 1.2fr);
  gap: 70px;
}

.pricing-heading .page-context {
  grid-column: 1 / -1;
}

.pricing-heading > p:last-child {
  max-width: 62ch;
  margin: 12px 0 0;
  color: var(--text-soft);
}

.marketing-plan-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.72fr) minmax(500px, 1.28fr);
  gap: 18px;
  margin-top: 36px;
}

.marketing-plan-grid article {
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: 32px;
  border-radius: 16px;
}

.marketing-plan-free {
  border: 1px solid var(--border);
  background: var(--surface);
}

.marketing-plan-founding {
  border: 1px solid color-mix(in srgb, var(--accent) 55%, var(--border));
  background:
    radial-gradient(circle at 92% 0%, color-mix(in srgb, var(--accent) 18%, transparent), transparent 44%),
    var(--surface-raised);
  box-shadow: var(--shadow);
}

.marketing-plan-grid ul {
  display: grid;
  gap: 10px;
  margin: 26px 0 30px;
  padding: 0;
  color: var(--text-soft);
  font-size: 12px;
  list-style: none;
}

.marketing-plan-grid li::before {
  margin-right: 9px;
  color: var(--accent);
  content: "◆";
  font-size: 7px;
}

.marketing-plan-grid .button {
  align-self: flex-start;
  margin-top: auto;
}

.marketing-plan-founding > p {
  max-width: 65ch;
  color: var(--text-soft);
}

.final-cta {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 50px;
  padding: 70px 0 82px;
  border-top: 1px solid var(--border);
}

.final-cta .page-context {
  grid-column: 1 / -1;
}

.marketing-footer {
  min-height: 120px;
  border-top: 1px solid var(--border);
}

.marketing-footer > p {
  margin-right: auto;
  color: var(--text-faint);
  font-size: 11px;
}

/* Authentication and legal */
.auth-body,
.legal-body {
  min-height: 100dvh;
  background:
    radial-gradient(circle at 12% 82%, color-mix(in srgb, var(--accent) 13%, transparent), transparent 30rem),
    var(--page);
}

.auth-nav {
  min-height: 76px;
  border-bottom: 1px solid var(--border);
}

.auth-shell {
  display: grid;
  grid-template-columns: minmax(300px, 0.9fr) minmax(420px, 0.72fr);
  justify-content: space-between;
  gap: 90px;
  width: min(1120px, calc(100% - 48px));
  margin: 0 auto;
  padding: 88px 0 110px;
}

.auth-context {
  max-width: 600px;
  padding-top: 42px;
}

.auth-context h1 {
  margin: 10px 0 20px;
  font-size: clamp(44px, 6vw, 76px);
  font-weight: 670;
  letter-spacing: -0.06em;
  line-height: 0.98;
  text-wrap: balance;
}

.auth-context > p:not(.page-context) {
  max-width: 55ch;
  color: var(--text-soft);
  font-size: 16px;
}

.auth-context dl {
  max-width: 520px;
  margin: 44px 0 0;
  border-top: 1px solid var(--border);
}

.auth-context dl > div {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 20px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  font-size: 11px;
}

.auth-context dt {
  color: var(--text-faint);
}

.auth-context dd {
  margin: 0;
  font-weight: 650;
}

.auth-panel {
  align-self: start;
  padding: 32px;
  border: 1px solid var(--border);
  border-radius: 18px 7px 18px 18px;
  background: var(--surface-raised);
  box-shadow: var(--shadow);
}

.auth-view h2,
.auth-success h2 {
  margin: 7px 0 24px;
  font-size: 30px;
  letter-spacing: -0.04em;
}

.auth-view > p:not(.page-context),
.auth-success > p:not(.page-context) {
  color: var(--text-soft);
  font-size: 12px;
}

.auth-view form {
  display: grid;
  gap: 15px;
}

.auth-view label:not(.consent-row) {
  display: grid;
  gap: 6px;
}

.auth-view label > span {
  color: var(--text-soft);
  font-size: 11px;
  font-weight: 650;
}

.auth-view label small {
  color: var(--text-faint);
  font-size: 9px;
}

.auth-view form > .button {
  width: 100%;
  margin-top: 4px;
}

.consent-row {
  display: grid;
  grid-template-columns: 18px 1fr;
  align-items: start;
  gap: 9px;
}

.consent-row input {
  width: 16px;
  height: 16px;
  margin-top: 2px;
}

.consent-row span {
  font-size: 10px;
  line-height: 1.5;
}

.auth-switch {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin: 22px 0 0;
  color: var(--text-faint);
  font-size: 10px;
}

.auth-switch a {
  color: var(--accent);
}

.legal-shell {
  width: min(760px, calc(100% - 48px));
  margin: 0 auto;
  padding: 84px 0 120px;
}

.legal-shell h1 {
  margin: 10px 0 24px;
  font-size: clamp(46px, 7vw, 72px);
  letter-spacing: -0.055em;
  line-height: 1;
}

.legal-lead {
  color: var(--text-soft);
  font-size: 19px;
  line-height: 1.55;
}

.legal-shell h2 {
  margin: 48px 0 10px;
  font-size: 18px;
  letter-spacing: -0.025em;
}

.legal-shell p:not(.page-context):not(.legal-lead) {
  color: var(--text-soft);
  line-height: 1.75;
}

/* Tracked content landing */
.landing-body {
  min-height: 100dvh;
  background: var(--surface);
}

.landing-nav {
  display: flex;
  width: min(1120px, calc(100% - 40px));
  min-height: 68px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin: 0 auto;
  border-bottom: 1px solid var(--border);
}

.privacy-label {
  color: var(--text-faint);
  font-size: 11px;
}

.landing-shell {
  display: grid;
  grid-template-columns: minmax(0, 680px) 280px;
  gap: 90px;
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 78px 0 90px;
}

.landing-article h1,
.centered-message h1 {
  max-width: 680px;
  margin: 9px 0 18px;
  font-size: clamp(38px, 6vw, 66px);
  font-weight: 650;
  letter-spacing: -0.055em;
  line-height: 0.99;
}

.landing-kicker {
  margin: 0;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
}

.landing-lead {
  max-width: 610px;
  margin: 0;
  color: var(--text-soft);
  font-size: 20px;
  line-height: 1.5;
}

.article-body {
  max-width: 610px;
  margin-top: 44px;
  color: var(--text-soft);
  font-size: 16px;
  line-height: 1.75;
}

.article-body p {
  margin: 0 0 17px;
}

.sample-notice {
  display: inline-block;
  margin: 0 0 22px;
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-soft);
  font-family: var(--font-mono);
  font-size: 10px;
}

.landing-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
  margin-top: 34px;
}

.landing-feedback {
  min-height: 22px;
  margin: 10px 0 0;
  color: var(--text-soft);
  font-size: 12px;
}

.lineage-panel {
  align-self: start;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--page);
}

.lineage-panel dl {
  margin-top: 10px;
}

.lineage-panel dl > div {
  grid-template-columns: 90px 1fr;
  border-bottom: 1px solid var(--border);
}

.lineage-panel dl > div:last-child {
  border-bottom: 0;
}

.lineage-explainer {
  margin: 15px 0 0;
  color: var(--text-faint);
  font-size: 11px;
  line-height: 1.5;
}

.centered-message {
  display: grid;
  min-height: 100dvh;
  place-items: center;
  padding: 30px;
}

.centered-message main {
  max-width: 620px;
}

.centered-message p:not(.panel-label) {
  margin-bottom: 24px;
  color: var(--text-soft);
}

@media (max-width: 1180px) {
  .hero-section {
    grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1.1fr);
    gap: 44px;
  }

  .boundary-section {
    padding: 52px;
  }

  .product-grid {
    grid-template-columns: 210px minmax(460px, 1fr);
  }

  .evidence-panel {
    grid-column: 1 / -1;
    border-top: 1px solid var(--border);
    border-left: 0;
  }

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

  .plans-grid {
    grid-template-columns: minmax(240px, 0.8fr) minmax(420px, 1.2fr);
  }

  .founding-details {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .onboarding-panel {
    grid-template-columns: 1fr;
    gap: 22px;
  }
}

@media (max-width: 880px) {
  .marketing-nav,
  .marketing-footer,
  .auth-nav,
  .hero-section,
  .proof-strip,
  .method-section,
  .boundary-section,
  .marketing-pricing,
  .final-cta {
    width: min(100% - 40px, 1240px);
  }

  .hero-section,
  .method-section,
  .boundary-section,
  .pricing-heading,
  .marketing-plan-grid,
  .auth-shell {
    grid-template-columns: 1fr;
  }

  .hero-section {
    padding-top: 72px;
  }

  .hero-graph {
    min-height: 430px;
  }

  .method-section,
  .boundary-section,
  .pricing-heading,
  .auth-shell {
    gap: 42px;
  }

  .method-section {
    padding: 90px 0;
  }

  .boundary-section {
    padding: 44px;
  }

  .marketing-pricing {
    padding: 90px 0;
  }

  .auth-context {
    max-width: 720px;
    padding-top: 0;
  }

  .auth-panel {
    max-width: 560px;
  }

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

  .sidebar {
    position: static;
    display: grid;
    grid-template-columns: 1fr auto;
    height: auto;
    padding: 16px 20px;
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .brand-block {
    padding: 0;
  }

  .sidebar nav {
    display: flex;
    align-items: center;
  }

  .plan-status {
    display: none;
  }

  .sidebar-privacy {
    display: none;
  }

  .sidebar-account {
    display: none;
  }

  .workspace {
    padding: 26px 20px 50px;
  }

  .metric-strip {
    grid-template-columns: 1fr 1fr;
  }

  .metric:nth-child(3) {
    border-top: 1px solid var(--border);
    border-left: 0;
  }

  .metric:nth-child(4) {
    border-top: 1px solid var(--border);
  }

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

  .campaign-panel {
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .campaign-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .methodology {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .plans-intro,
  .plans-grid,
  .settings-heading,
  .setup-grid,
  .conversion-rule-grid,
  .settings-grid {
    grid-template-columns: 1fr;
  }

  .plans-intro {
    gap: 8px;
  }

  .landing-shell {
    grid-template-columns: 1fr;
    gap: 44px;
    padding-top: 50px;
  }

  .lineage-panel {
    max-width: 520px;
  }
}

@media (max-width: 620px) {
  .marketing-nav {
    min-height: 68px;
  }

  .marketing-nav nav {
    gap: 12px;
  }

  .marketing-nav nav > a:not(.button):not(:last-of-type) {
    display: none;
  }

  .marketing-nav .button {
    min-height: 36px;
    padding: 8px 10px;
  }

  .hero-section {
    gap: 54px;
    min-height: 0;
    padding: 62px 0 74px;
  }

  .hero-copy h1 {
    font-size: clamp(48px, 15vw, 68px);
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-graph {
    min-height: 390px;
    padding: 24px 18px;
  }

  .hero-root {
    width: 96%;
  }

  .hero-branch {
    width: 76%;
    margin-left: 48px;
  }

  .hero-branch.branch-b {
    width: 78%;
    margin-left: 62px;
  }

  .hero-graph > p {
    right: 18px;
    bottom: 18px;
    max-width: 230px;
  }

  .proof-strip {
    grid-template-columns: 1fr;
  }

  .proof-strip p + p {
    border-top: 1px solid var(--border);
    border-left: 0;
  }

  .method-section,
  .marketing-pricing {
    padding: 72px 0 80px;
  }

  .boundary-section {
    gap: 30px;
    padding: 30px 24px 36px;
    border-radius: 7px 18px 18px 18px;
  }

  .method-heading h2,
  .boundary-section h2,
  .pricing-heading h2,
  .final-cta h2 {
    font-size: clamp(34px, 11vw, 48px);
  }

  .marketing-plan-grid article {
    padding: 24px;
  }

  .final-cta {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 62px 0 72px;
  }

  .final-cta .page-context {
    grid-column: auto;
  }

  .marketing-footer {
    align-items: flex-start;
    flex-direction: column;
    padding: 30px 0 38px;
  }

  .marketing-footer nav {
    flex-wrap: wrap;
  }

  .auth-shell {
    width: min(100% - 32px, 1120px);
    padding: 54px 0 72px;
  }

  .auth-context h1 {
    font-size: 48px;
  }

  .auth-panel {
    padding: 24px 20px;
  }

  .auth-switch {
    align-items: flex-start;
    flex-direction: column;
  }

  .workspace-header,
  .graph-header {
    align-items: stretch;
    flex-direction: column;
  }

  .metric-strip,
  .campaign-breakdown,
  .campaign-list,
  .evidence-list,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .metric + .metric,
  .metric:nth-child(3),
  .metric:nth-child(4),
  .breakdown-item + .breakdown-item {
    border-top: 1px solid var(--border);
    border-left: 0;
  }

  .landing-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .landing-actions .button,
  .landing-actions .text-button {
    width: 100%;
  }

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

  .campaign-url-controls input {
    grid-column: 1 / -1;
  }

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

  .node-measures {
    justify-content: space-between;
  }

  .node-measure {
    text-align: left;
  }

  .propagation-tree ul {
    margin-left: 8px;
    padding-left: 20px;
  }

  .landing-nav {
    min-height: 60px;
  }

  .privacy-label {
    display: none;
  }

  .landing-shell {
    width: min(100% - 28px, 1120px);
  }

  .landing-article h1,
  .centered-message h1 {
    font-size: clamp(36px, 12vw, 50px);
  }

  .landing-lead {
    font-size: 18px;
  }

  .wide-field {
    grid-column: auto;
  }

  .sidebar {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .sidebar nav {
    flex-wrap: wrap;
    overflow-x: auto;
  }

  .nav-link {
    flex: 0 0 auto;
  }

  .graph-canvas {
    min-height: 320px;
    max-height: 480px;
  }

  .plan-card {
    padding: 20px;
  }

  .onboarding-panel {
    padding: 20px;
  }

  .onboarding-panel ol {
    grid-template-columns: 1fr;
  }

  .inline-form {
    grid-template-columns: 1fr;
  }

  .domain-item {
    padding: 12px;
  }

  .domain-item-header,
  .dns-fields {
    grid-template-columns: 1fr;
  }

  .rule-condition,
  .conversion-rule-item,
  .attribution-window-card {
    grid-template-columns: 1fr;
  }

  .domain-actions,
  .settings-actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .founding-heading {
    gap: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}