:root {
  color-scheme: light;
  --canvas: #f4f2ed;
  --surface: #fbfaf7;
  --surface-strong: #ffffff;
  --ink: #171b19;
  --muted: #69716d;
  --line: #d8d7d0;
  --line-strong: #bbbdb6;
  --accent: #0b776b;
  --accent-dark: #07594f;
  --accent-soft: #dceeea;
  --danger: #a6382f;
  --danger-soft: #f4dfdc;
  --warning: #8c6415;
  --warning-soft: #f4e9ca;
  --ok: #246b45;
  --ok-soft: #deeee4;
  --sidebar: #18201e;
  --sidebar-muted: #aeb9b5;
  --focus: 0 0 0 3px rgba(11, 119, 107, 0.18);
  --shadow: 0 18px 50px rgba(26, 32, 29, 0.12);
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 14px;
  line-height: 1.45;
}

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

button {
  min-height: 38px;
  border: 1px solid var(--accent);
  border-radius: 7px;
  background: var(--accent);
  color: #ffffff;
  cursor: pointer;
  padding: 0 13px;
  font-weight: 700;
  transition: background 140ms ease, border-color 140ms ease, color 140ms ease, transform 140ms ease;
}

button:hover:not(:disabled) {
  border-color: var(--accent-dark);
  background: var(--accent-dark);
  transform: translateY(-1px);
}

button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
a:focus-visible {
  outline: none;
  box-shadow: var(--focus);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.48;
}

input,
select,
textarea {
  width: 100%;
  min-height: 38px;
  border: 1px solid var(--line-strong);
  border-radius: 7px;
  background: var(--surface-strong);
  color: var(--ink);
  padding: 0 10px;
}

textarea {
  min-height: 88px;
  padding-block: 9px;
  resize: vertical;
}

input::placeholder {
  color: #999f9b;
}

label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.035em;
  text-transform: uppercase;
}

fieldset {
  min-width: 0;
  margin: 0;
  border: 0;
  border-top: 1px solid var(--line);
  padding: 20px 0 0;
}

fieldset + fieldset {
  margin-top: 22px;
}

legend {
  padding: 0 12px 0 0;
  color: var(--ink);
  font-size: 13px;
  font-weight: 800;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  letter-spacing: -0.025em;
}

h1 {
  margin-bottom: 0;
  font-size: 19px;
}

h2 {
  margin-bottom: 5px;
  font-size: clamp(22px, 2.4vw, 30px);
}

h3 {
  margin-bottom: 12px;
  font-size: 17px;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
}

th {
  background: #f0efe9;
  color: var(--muted);
  font-size: 10px;
  font-weight: 850;
  letter-spacing: 0.055em;
  text-transform: uppercase;
}

tbody tr {
  transition: background 140ms ease;
}

tbody tr:hover {
  background: rgba(11, 119, 107, 0.035);
}

tbody tr:last-child td {
  border-bottom: 0;
}

.app-shell {
  display: grid;
  grid-template-columns: 264px minmax(0, 1fr);
  min-height: 100svh;
}

.sidebar {
  position: sticky;
  top: 0;
  display: flex;
  flex-direction: column;
  gap: 28px;
  height: 100svh;
  overflow-y: auto;
  background: var(--sidebar);
  color: #f5f7f4;
  padding: 26px 20px;
}

.brand-block {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 50%;
  background: var(--accent);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.05em;
}

.eyebrow {
  margin-bottom: 5px;
  color: var(--accent);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.sidebar .eyebrow {
  color: #69c8b8;
}

.operator-session {
  display: grid;
  gap: 9px;
  border-top: 1px solid rgba(255, 255, 255, 0.13);
  border-bottom: 1px solid rgba(255, 255, 255, 0.13);
  padding-block: 20px;
}

.access-page { display: grid; min-height: 100vh; place-items: center; padding: 24px; }
.access-panel { width: min(100%, 420px); padding: 32px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); }
.access-panel form { display: grid; gap: 18px; }
.access-panel h1 { font-size: 26px; }

.inline-field,
.inline-form,
.header-actions,
.actions,
.pagination,
.detail-header {
  display: flex;
  align-items: center;
  gap: 8px;
}

.inline-field input {
  min-width: 0;
}

.help-text,
.section-copy,
.sidebar-note {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 12px;
}

.sidebar .help-text,
.sidebar-note {
  color: var(--sidebar-muted);
}

.sidebar-note {
  margin-top: auto;
  line-height: 1.55;
}

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

.nav-list a {
  position: relative;
  border-radius: 6px;
  color: #dce4e0;
  padding: 9px 10px 9px 19px;
  text-decoration: none;
  transition: background 140ms ease, color 140ms ease, padding-left 140ms ease;
}

.nav-list a::before {
  position: absolute;
  top: 50%;
  left: 8px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #65c3b4;
  content: "";
  opacity: 0.35;
  transform: translateY(-50%);
  transition: opacity 140ms ease, transform 140ms ease;
}

.nav-list a:hover {
  background: rgba(255, 255, 255, 0.07);
  color: #ffffff;
  padding-left: 22px;
}

.nav-list a:hover::before {
  opacity: 1;
  transform: translateY(-50%) scale(1.5);
}

.nav-list a.is-active {
  background: rgba(255, 255, 255, 0.11);
  color: #ffffff;
}

.nav-list a.is-active::before {
  opacity: 1;
  transform: translateY(-50%) scale(1.5);
}

.workspace {
  width: 100%;
  max-width: 1560px;
  padding: 10px clamp(20px, 4vw, 62px) 80px;
}

.workspace-section {
  display: none;
  scroll-margin-top: 16px;
  border-bottom: 1px solid var(--line-strong);
  padding: clamp(34px, 5vw, 68px) 0;
  animation: section-in 420ms both;
}

.workspace-section.is-active {
  display: block;
}

.workspace-section:nth-child(2) { animation-delay: 45ms; }
.workspace-section:nth-child(3) { animation-delay: 90ms; }
.workspace-section:nth-child(4) { animation-delay: 135ms; }

.section-lead {
  padding-top: 42px;
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 22px;
}

.section-copy {
  max-width: 640px;
  font-size: 13px;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(120px, 1fr));
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}

.metric {
  min-height: 110px;
  border-right: 1px solid var(--line);
  padding: 18px 16px;
}

.metric:last-child {
  border-right: 0;
}

.metric span {
  color: var(--muted);
  font-size: 10px;
  font-weight: 850;
  letter-spacing: 0.055em;
  text-transform: uppercase;
}

.metric strong {
  display: block;
  margin: 8px 0 3px;
  font-size: 27px;
  letter-spacing: -0.04em;
}

.alert-stack {
  display: grid;
  gap: 8px;
  margin-top: 18px;
}

.alert-stack:empty {
  display: none;
}

.operational-alert {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  border-left: 3px solid var(--warning);
  background: var(--warning-soft);
  color: #62470f;
  padding: 12px 14px;
}

.operational-alert.danger {
  border-left-color: var(--danger);
  background: var(--danger-soft);
  color: #6e2823;
}

.operational-alert strong,
.operational-alert p {
  margin: 0;
}

.operational-alert p {
  margin-top: 2px;
  font-size: 12px;
}

.operations-layout {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 34px 28px;
  margin-top: 34px;
}

.ops-panel {
  min-width: 0;
  border-top: 1px solid var(--line-strong);
  padding-top: 18px;
}

.ops-wide {
  grid-column: span 8;
}

.ops-narrow {
  grid-column: span 4;
}

.ops-half {
  grid-column: span 6;
}

.ops-full {
  grid-column: 1 / -1;
}

.ops-panel-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  min-height: 46px;
}

.ops-panel-header h3,
.ops-panel-header p {
  margin-bottom: 0;
}

.ops-panel .compact-table {
  margin-top: 14px;
}

.ops-panel th,
.ops-panel td {
  padding: 10px 11px;
}

.ops-panel td {
  font-size: 12px;
}

.ops-panel .actions button {
  min-height: 28px;
  font-size: 11px;
}

.quota-value {
  display: flex;
  align-items: baseline;
  gap: 3px;
  white-space: nowrap;
}

.quota-value strong {
  font-size: 16px;
}

.quota-value span {
  color: var(--muted);
}

.quota-meter {
  width: 100%;
  min-width: 90px;
  height: 5px;
  margin-top: 6px;
  border: 0;
  border-radius: 999px;
  background: var(--line);
  overflow: hidden;
}

.quota-meter::-webkit-progress-bar {
  background: var(--line);
}

.quota-meter::-webkit-progress-value {
  background: var(--accent);
}

.quota-meter::-moz-progress-bar {
  background: var(--accent);
}

.table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--surface-strong);
}

.compact-table {
  margin-top: 16px;
}

.cell-title {
  display: block;
  color: var(--ink);
  font-weight: 750;
}

.cell-detail {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 12px;
}

.actions {
  flex-wrap: wrap;
}

.actions button,
.selection-list button {
  min-height: 30px;
  padding-inline: 9px;
  font-size: 12px;
}

.button-secondary {
  border-color: var(--line-strong);
  background: transparent;
  color: var(--ink);
}

.button-secondary:hover:not(:disabled) {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-dark);
}

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

.button-danger:hover:not(:disabled) {
  border-color: #802a24;
  background: #802a24;
}

.button-link {
  min-height: auto;
  border: 0;
  background: transparent;
  color: var(--accent-dark);
  padding: 0;
}

.button-link:hover:not(:disabled) {
  border: 0;
  background: transparent;
  text-decoration: underline;
  transform: none;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 23px;
  border-radius: 999px;
  background: #e9e9e4;
  color: var(--ink);
  padding: 0 8px;
  font-size: 11px;
  font-weight: 800;
}

.badge + .badge {
  margin-left: 4px;
}

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

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

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

.connection-result {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 3px;
  margin-top: 7px;
}

.connection-result > div {
  display: flex;
  gap: 5px;
}

.filter-bar {
  display: grid;
  grid-template-columns: minmax(230px, 1fr) minmax(150px, 190px) minmax(160px, 210px) auto;
  align-items: end;
  gap: 10px;
  margin-bottom: 14px;
}

.filter-grow {
  min-width: 0;
}

.operational-filters {
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  justify-content: start;
  margin-top: 14px;
}

.operational-filters button {
  align-self: end;
}

.pagination {
  justify-content: flex-end;
  margin-top: 12px;
}

.notice {
  margin-bottom: 12px;
  border-left: 3px solid var(--accent);
  background: var(--accent-soft);
  padding: 11px 13px;
}

.notice-danger {
  border-color: var(--danger);
  background: var(--danger-soft);
  color: #6e2823;
}

.split-workspace {
  display: grid;
  grid-template-columns: minmax(250px, 0.7fr) minmax(420px, 1.3fr);
  gap: clamp(24px, 4vw, 56px);
}

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

.selection-list {
  display: grid;
  border-top: 1px solid var(--line-strong);
}

.selection-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  border-bottom: 1px solid var(--line);
  padding: 13px 3px;
  cursor: pointer;
  transition: color 140ms ease, padding-left 140ms ease;
  width: 100%;
  min-height: 0;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  color: var(--ink);
  text-align: left;
}

.selection-item:hover:not(:disabled),
.selection-item.active {
  border-color: var(--accent);
  background: transparent;
  color: var(--accent-dark);
  padding-left: 8px;
  transform: none;
}

.selection-item.active {
  border-bottom-color: var(--accent);
}

.detail-pane {
  min-width: 0;
}

.detail-header {
  justify-content: space-between;
  align-items: flex-start;
  min-height: 64px;
}

.detail-output {
  margin-top: 14px;
  border-left: 3px solid var(--accent);
  background: #e9f0ed;
  padding: 14px 16px;
}

.detail-output h4 {
  margin: 0 0 8px;
}

.detail-output dl {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 10px;
  margin: 0;
}

.detail-output dt {
  color: var(--muted);
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
}

.detail-output dd {
  margin: 3px 0 0;
  font-size: 17px;
  font-weight: 800;
}

.campaign-operations {
  margin-top: 24px;
  border: 1px solid var(--line-strong);
  border-left: 3px solid var(--accent);
  border-radius: 9px;
  background: var(--surface-strong);
  padding: clamp(18px, 3vw, 30px);
}

.campaign-operations-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 18px;
}

.campaign-operations-header h3 {
  margin-bottom: 3px;
  font-size: 22px;
}

.campaign-operations-summary {
  grid-template-columns: repeat(5, minmax(100px, 1fr));
  margin-top: 18px;
}

.campaign-operations-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  margin-top: 30px;
}

.campaign-operations-section {
  min-width: 0;
}

.campaign-operations-section h4 {
  margin: 0;
  font-size: 16px;
}

.campaign-operations-section + .campaign-operations-section {
  margin-top: 30px;
}

.campaign-delivery-filters {
  grid-template-columns: minmax(150px, 0.7fr) repeat(2, minmax(180px, 1fr)) auto;
  margin-top: 14px;
}

.delivery-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  min-width: 190px;
}

.delivery-actions button {
  min-height: 27px;
  padding-inline: 7px;
  font-size: 10px;
}

.campaign-metrics-table td:first-child {
  min-width: 170px;
}

.form-grid {
  display: grid;
  gap: 12px;
}

.company-name-blacklist-form {
  max-width: 680px;
  margin: 28px 0;
}

.sending-settings-form {
  max-width: 680px;
}

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

.four-columns {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.form-span {
  grid-column: 1 / -1;
}

.inline-form {
  flex-wrap: wrap;
  align-items: end;
  margin-top: 16px;
}

.inline-form label {
  min-width: 170px;
}

.check-field {
  display: flex;
  align-items: center;
  align-self: end;
  min-height: 38px;
  flex-direction: row;
  gap: 8px;
  color: var(--ink);
  letter-spacing: 0;
  text-transform: none;
}

.check-field input {
  width: 17px;
  min-height: 17px;
  height: 17px;
  flex: 0 0 17px;
}

.form-label {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.035em;
  text-transform: uppercase;
}

.inline-link {
  color: var(--accent-dark);
  font-size: 12px;
  font-weight: 750;
  text-decoration: none;
}

.inline-link:hover {
  text-decoration: underline;
}

.campaign-row.selected {
  background: var(--accent-soft);
  box-shadow: inset 3px 0 0 var(--accent);
}

.campaign-workspace {
  scroll-margin-top: 16px;
  margin-top: 32px;
  border-top: 2px solid var(--accent);
  border-bottom: 1px solid var(--line-strong);
  background: var(--surface);
  animation: workspace-in 240ms ease-out both;
}

.campaign-workspace-header,
.campaign-panel-heading,
.sequence-heading,
.campaign-definition-actions,
.campaign-batch-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.campaign-workspace-header {
  padding: 24px 26px 20px;
}

.campaign-workspace-header h3,
.campaign-panel-heading h3,
.sequence-heading h3 {
  margin-bottom: 3px;
}

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

.campaign-stage-nav button {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 9px;
  min-height: 54px;
  border: 0;
  border-right: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  color: var(--muted);
  padding-inline: 18px;
  text-align: left;
}

.campaign-stage-nav button:last-child {
  border-right: 0;
}

.campaign-stage-nav button span {
  color: var(--accent);
  font-size: 10px;
  letter-spacing: 0.08em;
}

.campaign-stage-nav button:hover:not(:disabled),
.campaign-stage-nav button.active {
  background: var(--accent-soft);
  color: var(--accent-dark);
  transform: none;
}

.campaign-stage-nav button.active {
  box-shadow: inset 0 -3px 0 var(--accent);
}

.campaign-panel {
  min-width: 0;
  padding: 28px 26px 32px;
  animation: campaign-panel-in 190ms ease-out both;
}

.campaign-panel-heading {
  align-items: flex-end;
  margin-bottom: 22px;
}

.campaign-panel-heading > .help-text {
  max-width: 580px;
  text-align: right;
}

.campaign-builder-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3vw, 46px);
}

.campaign-definition-main {
  min-width: 0;
}

.campaign-policy-section {
  margin-top: 26px;
  border-top: 1px solid var(--line-strong);
  padding-top: 22px;
}

.campaign-embedded-source {
  margin-top: 34px;
  border-top: 1px solid var(--line-strong);
  padding: 28px 0 0;
}

.campaign-basics {
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 26px;
}

.sender-choice-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line);
}

.campaign-live-controls {
  display: grid;
  gap: 12px;
  margin-top: 16px;
  border: 1px solid var(--line-strong);
  border-left: 3px solid var(--accent);
  background: var(--accent-soft);
  padding: 14px;
}

.campaign-live-controls h3 {
  margin-bottom: 4px;
}

.campaign-live-controls .sender-choice-list {
  border-top-color: var(--line-strong);
}

.campaign-live-recipient-form {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto;
  align-items: end;
  gap: 12px;
}

.sender-choice {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  min-height: 62px;
  border-bottom: 1px solid var(--line);
  padding: 11px 8px;
  color: var(--ink);
  letter-spacing: 0;
  text-transform: none;
  transition: background 140ms ease, box-shadow 140ms ease;
}

.sender-choice:nth-child(odd) {
  border-right: 1px solid var(--line);
}

.sender-choice.selected {
  background: var(--accent-soft);
  box-shadow: inset 3px 0 0 var(--accent);
}

.sender-choice.unavailable:not(.selected) {
  opacity: 0.62;
}

.sender-choice input,
.source-choice input,
.recipient-checkbox {
  width: 17px;
  min-height: 17px;
  height: 17px;
  flex: 0 0 17px;
}

.sequence-heading {
  align-items: flex-end;
  margin-top: 30px;
}

.campaign-sequence {
  display: grid;
  gap: 24px;
  margin-top: 16px;
}

.campaign-sequence-step {
  border-top: 1px solid var(--line-strong);
  padding-top: 16px;
}

.campaign-step-heading,
.campaign-variant-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.campaign-step-heading > div:first-child,
.campaign-variant-heading > div {
  display: flex;
  align-items: center;
  gap: 10px;
}

.step-number,
.variant-letter {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  flex: 0 0 30px;
  border-radius: 50%;
  background: var(--accent);
  color: #ffffff;
  font-size: 11px;
  font-weight: 900;
}

.variant-letter {
  width: 25px;
  height: 25px;
  flex-basis: 25px;
  background: var(--ink);
}

.campaign-step-controls {
  display: flex;
  align-items: flex-end;
  gap: 9px;
}

.campaign-step-controls label {
  width: 126px;
}

.campaign-variants {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 14px;
}

.campaign-variant {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--surface-strong);
  padding: 16px;
  transition: border-color 140ms ease, transform 140ms ease;
}

.campaign-variant:focus-within {
  border-color: var(--accent);
  transform: translateY(-1px);
}

.campaign-variant-heading {
  margin-bottom: 14px;
}

.campaign-variable-rail {
  align-self: start;
  position: sticky;
  top: 20px;
  border-left: 1px solid var(--line-strong);
  padding-left: 24px;
}

.variable-library {
  display: grid;
  gap: 3px;
  margin-top: 16px;
  border-top: 1px solid var(--line);
}

.variable-token {
  display: grid;
  gap: 2px;
  width: 100%;
  min-height: 0;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  color: var(--ink);
  padding: 10px 3px;
  text-align: left;
}

.variable-token code,
.diagnostic-list code,
.preflight-gate code {
  color: var(--accent-dark);
  font-size: 12px;
  font-weight: 850;
}

.variable-token span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 500;
}

.campaign-slot-preview {
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--surface);
  padding: 10px 12px;
}

.campaign-slot-preview summary {
  cursor: pointer;
  color: var(--accent-dark);
  font-size: 12px;
  font-weight: 800;
  overflow-wrap: anywhere;
}

.campaign-slot-preview pre {
  max-height: 190px;
  overflow: auto;
  margin: 10px 0 0;
  border-top: 1px solid var(--line);
  padding-top: 10px;
  font: 12px/1.55 ui-monospace, SFMono-Regular, Consolas, monospace;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.variable-token-featured code {
  font-weight: 950;
}

.variable-token-featured span {
  color: var(--ink);
  font-weight: 750;
}

.variable-token:hover:not(:disabled) {
  border-color: var(--accent);
  background: transparent;
  color: var(--accent-dark);
  padding-left: 8px;
  transform: none;
}

.campaign-definition-actions {
  margin-top: 28px;
  border-top: 1px solid var(--line-strong);
  padding-top: 18px;
}

.campaign-source-layout {
  display: grid;
  grid-template-columns: minmax(340px, 0.75fr) minmax(420px, 1.25fr);
  gap: clamp(24px, 3vw, 44px);
}

.campaign-source-form {
  display: grid;
  align-content: start;
  gap: 16px;
  border-right: 1px solid var(--line-strong);
  padding-right: clamp(24px, 3vw, 44px);
}

.source-choice-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  border-top: 0;
  padding-top: 0;
}

.company-search-source {
  display: block;
  max-width: 280px;
  margin-bottom: 24px;
}

.source-choice-grid legend {
  margin-bottom: 8px;
}

.source-choice {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-strong);
  padding: 12px;
  color: var(--ink);
  letter-spacing: 0;
  text-transform: none;
}

.source-choice:has(input:checked) {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.source-choice span {
  display: grid;
  gap: 3px;
}

.source-choice small {
  color: var(--muted);
  font-size: 11px;
  font-weight: 500;
}

.campaign-source-status {
  display: grid;
  align-content: start;
  gap: 30px;
}

.campaign-source-status .detail-output,
.campaign-launch-rail .detail-output {
  margin-top: 0;
}

.campaign-ceidg-source {
  border-top: 1px solid var(--line);
  padding: 12px 0;
}

.campaign-ceidg-source small {
  display: block;
  color: var(--muted);
  margin: 6px 0;
}

.campaign-ceidg-source .header-actions {
  align-items: center;
  flex-wrap: wrap;
}

.campaign-source-form .checkbox-row,
.campaign-ceidg-source label {
  display: flex;
  align-items: center;
  gap: 8px;
  text-transform: none;
  letter-spacing: 0;
  font-size: 12px;
}

#campaign-source-auto-sync,
.campaign-ceidg-source input[type="checkbox"] {
  width: 17px;
  min-height: 17px;
  height: 17px;
  padding: 0;
  flex: 0 0 17px;
}

.campaign-job-output {
  border-top: 1px solid var(--line-strong);
  padding-top: 14px;
}

.campaign-job-progress {
  gap: 11px;
}

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

.campaign-job-metrics .metric {
  min-height: 82px;
  padding: 12px;
}

.campaign-job-metrics .metric strong {
  font-size: 19px;
}

.campaign-recipient-metrics {
  grid-template-columns: repeat(6, minmax(100px, 1fr));
  margin-bottom: 18px;
}

.campaign-recipient-filters {
  grid-template-columns: minmax(150px, 220px) minmax(150px, 220px) auto;
  justify-content: start;
}

.campaign-recipient-table table {
  min-width: 940px;
}

.campaign-batch-bar {
  margin-top: 14px;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line);
  padding: 14px 2px;
}

.campaign-preflight-metrics {
  margin-bottom: 20px;
}

.preflight-gates {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 30px;
}

.preflight-gate {
  min-height: 112px;
  border-left: 3px solid var(--ok);
  background: var(--ok-soft);
  padding: 14px 16px;
}

.preflight-gate.blocked {
  border-left-color: var(--danger);
  background: var(--danger-soft);
}

.preflight-gate > span {
  display: block;
  color: var(--muted);
  font-size: 10px;
  font-weight: 850;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.preflight-gate strong {
  display: block;
  margin-top: 4px;
  font-size: 18px;
}

.preflight-gate p,
.preflight-gate ul {
  margin: 7px 0 0;
  padding-left: 0;
  color: var(--muted);
  font-size: 12px;
}

.preflight-gate li {
  display: grid;
  grid-template-columns: minmax(120px, auto) 1fr;
  gap: 8px;
  margin-top: 5px;
}

.campaign-launch-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.65fr);
  gap: clamp(24px, 3vw, 44px);
}

.campaign-launch-rail {
  display: grid;
  align-content: start;
  gap: 26px;
  border-left: 1px solid var(--line-strong);
  padding-left: clamp(24px, 3vw, 44px);
}

.campaign-preview-list {
  display: grid;
  gap: 18px;
}

.campaign-preview {
  border-top: 1px solid var(--line-strong);
  padding-top: 15px;
}

.campaign-preview header,
.campaign-preview footer,
.campaign-preview-subject {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.campaign-preview header > div:first-child {
  display: grid;
}

.campaign-preview-subject {
  justify-content: flex-start;
  margin-top: 12px;
  border-left: 3px solid var(--accent);
  background: var(--accent-soft);
  padding: 9px 11px;
}

.campaign-preview-subject span {
  color: var(--muted);
  font-size: 10px;
  font-weight: 850;
  text-transform: uppercase;
}

.campaign-preview pre {
  max-height: 260px;
  overflow: auto;
  margin: 10px 0;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--surface-strong);
  padding: 13px;
  font: 12px/1.55 ui-monospace, SFMono-Regular, Consolas, monospace;
  white-space: pre-wrap;
}

.campaign-preview footer {
  align-items: flex-start;
  color: var(--muted);
  font-size: 11px;
}

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

.diagnostic-list {
  margin: 10px 0 0;
  border-top: 1px solid var(--line);
  padding: 0;
  list-style: none;
}

.diagnostic-list li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid var(--line);
  padding: 9px 2px;
  color: var(--muted);
  font-size: 11px;
}

.campaign-activate-action {
  display: grid;
  gap: 8px;
  border-top: 1px solid var(--line-strong);
  padding-top: 18px;
}

.campaign-activate-action button {
  width: 100%;
}

.campaign-sender-preflight {
  margin-top: 34px;
  border-top: 1px solid var(--line-strong);
  padding-top: 24px;
}

.campaign-confirm-message {
  margin: 0;
  color: var(--ink);
  font-size: 15px;
  line-height: 1.65;
}

.preparation-actions {
  margin-top: 12px;
}

.subsection-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 14px;
}

.subsection-heading h3 {
  margin-bottom: 0;
}

.ceidg-create {
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 28px;
}

.ceidg-search-form {
  align-items: end;
}

.advanced-fields {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 11px 2px;
}

.advanced-fields summary {
  color: var(--accent-dark);
  cursor: pointer;
  font-size: 12px;
  font-weight: 800;
}

.advanced-fields-grid {
  margin-top: 14px;
}

.broad-search-confirmation {
  max-width: 820px;
}

.form-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.ceidg-explorer {
  display: block;
  border-bottom: 1px solid var(--line-strong);
  padding: 32px 0;
}

.message-workspace {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(430px, 0.9fr);
  gap: clamp(24px, 3vw, 44px);
}

.message-editor,
.message-list-panel {
  min-width: 0;
  border-top: 2px solid var(--accent);
  background: var(--surface);
  padding: 22px 24px 24px;
}

.message-editor .subsection-heading,
.message-list-panel .subsection-heading {
  align-items: flex-start;
}

.message-editor-tools {
  display: grid;
  grid-template-columns: minmax(220px, 0.8fr) minmax(0, 1.2fr);
  gap: 24px;
  margin-top: 22px;
  border-top: 1px solid var(--line-strong);
  padding-top: 20px;
}

.message-live-preview {
  min-width: 0;
  border-left: 1px solid var(--line-strong);
  padding-left: 24px;
}

.message-preview-card {
  margin-top: 0;
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  background: var(--surface-strong);
  padding: 14px 16px;
}

.message-preview-card strong {
  display: block;
  overflow-wrap: anywhere;
}

.message-preview-body {
  min-height: 150px;
  margin-top: 12px;
  border-top: 1px solid var(--line);
  padding-top: 12px;
  color: var(--ink);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.message-editor-actions {
  margin-top: 22px;
  border-top: 1px solid var(--line-strong);
  padding-top: 16px;
}

.message-subject-section {
  min-width: 0;
  margin-top: 8px;
}

.message-subject-row {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr) auto auto auto;
  align-items: center;
  gap: 8px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.message-subject-row input {
  min-width: 0;
}

.message-subject-row.is-off,
.message-subject-metrics {
  color: var(--muted);
  background: var(--surface-strong);
}

.message-subject-row .check-field {
  margin: 0;
  font-size: 11px;
}

.subject-number {
  padding: 6px;
  min-height: 32px;
}

.subject-number[aria-pressed="true"] {
  color: #fff;
  background: var(--accent);
}

.subject-share,
.campaign-message-share strong {
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}

.message-live-preview select {
  margin-bottom: 12px;
}

.message-subject-metrics td:first-child {
  padding-left: 28px;
}

.campaign-subject-shares summary {
  cursor: pointer;
  font-size: 12px;
}

.campaign-subject-share {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid var(--line);
  padding: 10px 0;
  font-size: 12px;
}

.campaign-subject-share span,
.delivery-subject {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.campaign-subject-share strong {
  flex-shrink: 0;
}

.campaign-metric-step th {
  background: var(--surface-strong);
  color: var(--ink);
}

@media (max-width: 640px) {
  .message-subject-row {
    grid-template-columns: 32px minmax(0, 1fr) auto;
  }

  .message-subject-row > [data-subject-input] {
    grid-column: 2 / -1;
  }

  .message-subject-row .subject-share {
    grid-column: 1;
    font-size: 11px;
  }
}

.message-table-wrap table {
  min-width: 760px;
}

.contact-detail-row td {
  padding: 0;
  background: var(--surface);
}

.contact-ceidg-details {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
  padding: 18px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.contact-ceidg-group {
  min-width: 0;
}

.contact-ceidg-group h4 {
  margin: 0 0 8px;
  color: var(--accent-dark);
}

.contact-ceidg-group dl {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px 14px;
  margin: 0;
}

.contact-ceidg-group dt {
  color: var(--muted);
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
}

.contact-ceidg-group dd {
  overflow-wrap: anywhere;
  margin: 2px 0 0;
  color: var(--ink);
  font-size: 13px;
}

.ceidg-history-pane {
  min-width: 0;
}

.ceidg-history-pane table {
  min-width: 560px;
  table-layout: fixed;
}

.ceidg-history-pane th,
.ceidg-history-pane td {
  padding: 10px 9px;
}

.ceidg-history-pane th:nth-child(1) { width: 18%; }
.ceidg-history-pane th:nth-child(2) { width: 24%; }
.ceidg-history-pane th:nth-child(3) { width: 22%; }
.ceidg-history-pane th:nth-child(4) { width: 20%; }
.ceidg-history-pane th:nth-child(5) { width: 16%; }

.ceidg-history-pane .badge {
  height: auto;
  min-height: 23px;
  text-align: center;
  white-space: normal;
}

.ceidg-job-row {
  transition: background 140ms ease;
}

.ceidg-job-row.selected {
  background: var(--accent-soft);
  box-shadow: inset 3px 0 0 var(--accent);
}

.criteria-summary {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.job-progress {
  display: grid;
  min-width: 0;
  gap: 5px;
}

.job-progress progress {
  width: 100%;
  height: 5px;
  border: 0;
  border-radius: 999px;
  overflow: hidden;
  accent-color: var(--accent);
}

.job-progress progress::-webkit-progress-bar {
  background: var(--line);
}

.job-progress progress::-webkit-progress-value {
  background: var(--accent);
}

.ceidg-detail-pane {
  min-width: 0;
  margin-top: 30px;
  border-top: 1px solid var(--line-strong);
  padding-top: 28px;
}

.ceidg-detail-pane .detail-output {
  margin-top: 0;
}

.ceidg-job-actions {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) auto auto;
  align-items: end;
  gap: 12px;
  margin-top: 22px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 16px 0;
}

.ceidg-job-actions label {
  min-width: 0;
}

.ceidg-results-table-wrap {
  max-width: 100%;
  overflow-x: auto;
}

.ceidg-results-table {
  width: max-content;
  min-width: 100%;
  table-layout: auto;
}

.ceidg-results-table th,
.ceidg-results-table td {
  max-width: 280px;
  white-space: nowrap;
  vertical-align: top;
}

.ceidg-results-table th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--surface);
}

.krs-search-form {
  grid-template-columns: repeat(4, minmax(140px, 1fr));
}

.krs-search-form .filter-grow {
  grid-column: span 2;
}

.krs-import-toolbar,
.krs-download-start-form,
.krs-download-actions {
  display: flex;
  align-items: end;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0;
}

.krs-import-toolbar label,
.krs-download-start-form label {
  min-width: 220px;
}

.krs-import-toolbar .help-text,
.krs-download-start-form .help-text,
.krs-download-actions .help-text {
  flex: 1 1 260px;
  margin: 0;
}

.krs-search-table-wrap {
  max-width: 100%;
}

.krs-search-table {
  width: max-content;
  min-width: 100%;
  table-layout: auto;
}

.krs-search-table th,
.krs-search-table td {
  max-width: 300px;
  vertical-align: top;
  white-space: nowrap;
}

.krs-search-table th:first-child,
.krs-search-table td:first-child {
  width: 34px;
  text-align: center;
}

.krs-search-table .actions {
  min-width: 220px;
}

.krs-company-detail {
  margin-top: 24px;
}

.krs-detail-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 16px;
}

.krs-detail-grid > div {
  border-top: 1px solid var(--line);
  padding-top: 12px;
}

.krs-detail-grid p {
  margin-bottom: 0;
}

.krs-pkd-list {
  margin: 8px 0 0;
  padding-left: 18px;
}

.krs-pkd-list li + li {
  margin-top: 5px;
}

.krs-download-start-form {
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line);
  padding: 18px 0;
}

.krs-download-start-form label {
  flex: 0 1 280px;
}

.krs-download-actions {
  margin-top: 16px;
}

.krs-download-progress-wrap {
  margin: 18px 0 24px;
}

.krs-download-progress-wrap progress {
  width: 100%;
  height: 7px;
  border: 0;
  border-radius: 999px;
  accent-color: var(--accent);
  overflow: hidden;
}

.krs-download-progress-wrap progress::-webkit-progress-bar {
  background: var(--line);
}

.krs-download-progress-wrap progress::-webkit-progress-value {
  background: var(--accent);
}

.krs-download-metrics {
  display: grid;
  grid-template-columns: repeat(5, minmax(120px, 1fr));
  margin-top: 14px;
  border-top: 1px solid var(--line);
}

.krs-download-metrics .metric {
  min-height: 90px;
  border-bottom: 0;
  padding: 14px 12px;
}

.view-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 10px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 9px;
}

.view-tabs button.active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-dark);
}

.panel-copy {
  margin: 0 0 10px;
}

.result-refresh-status {
  margin: 0 0 10px;
  border-left: 3px solid var(--line-strong);
  background: #ecece7;
  color: var(--muted);
  padding: 8px 10px;
  font-size: 12px;
}

.result-refresh-status.danger {
  border-left-color: var(--danger);
  background: var(--danger-soft);
  color: var(--danger);
}

.job-readiness-stale {
  color: var(--danger);
}

.job-notice {
  margin-top: 12px;
  border-left: 3px solid var(--warning);
  background: var(--warning-soft);
  color: #634714;
  padding: 10px 12px;
}

.job-notice.danger {
  border-left-color: var(--danger);
  background: var(--danger-soft);
  color: #6e2823;
}

.ceidg-import-workspace {
  padding-top: 30px;
}

.selected-source {
  border-left: 3px solid var(--line-strong);
  color: var(--muted);
  padding: 9px 12px;
}

.selected-source.ready {
  border-left-color: var(--ok);
  color: var(--ink);
}

.editor-dialog {
  width: min(940px, calc(100vw - 32px));
  max-height: calc(100svh - 32px);
  overflow: hidden;
  border: 0;
  border-radius: 12px;
  background: var(--surface);
  box-shadow: var(--shadow);
  padding: 0;
}

.editor-dialog-small {
  width: min(680px, calc(100vw - 32px));
}

.editor-dialog::backdrop {
  background: rgba(15, 23, 20, 0.58);
  backdrop-filter: blur(3px);
}

.editor-dialog[open] {
  animation: dialog-in 180ms ease-out both;
}

.editor-dialog form {
  display: grid;
  max-height: calc(100svh - 32px);
  grid-template-rows: auto minmax(0, 1fr) auto;
}

.dialog-header,
.dialog-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid var(--line);
  padding: 18px 22px;
}

.dialog-header h2 {
  margin: 0;
  font-size: 23px;
}

.dialog-actions {
  justify-content: flex-end;
  border-top: 1px solid var(--line);
  border-bottom: 0;
}

.dialog-danger-action {
  margin-right: auto;
}

.form-error {
  flex: 1 1 320px;
  margin: 0 auto 0 0;
  color: var(--danger);
  font-size: 12px;
  font-weight: 700;
}

.dialog-body {
  overflow: auto;
  padding: 22px;
}

.icon-button {
  width: 36px;
  min-height: 36px;
  border-color: transparent;
  background: transparent;
  color: var(--muted);
  padding: 0;
  font-size: 25px;
}

.icon-button:hover:not(:disabled) {
  border-color: var(--line);
  background: #ecece7;
  color: var(--ink);
  transform: none;
}

.toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 20;
  max-width: min(440px, calc(100vw - 36px));
  border: 1px solid var(--line-strong);
  border-left: 4px solid var(--accent);
  border-radius: 8px;
  background: var(--surface-strong);
  box-shadow: var(--shadow);
  padding: 13px 15px;
  animation: toast-in 180ms ease-out both;
}

.state-cell {
  padding: 24px 14px;
  color: var(--muted);
  text-align: center;
}

.state-cell.error {
  color: var(--danger);
}

@keyframes section-in {
  from { opacity: 0; transform: translateY(9px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes dialog-in {
  from { opacity: 0; transform: translateY(8px) scale(0.99); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes toast-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes workspace-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes campaign-panel-in {
  from { opacity: 0; transform: translateX(7px); }
  to { opacity: 1; transform: translateX(0); }
}

@media (max-width: 1380px) {
  .ceidg-explorer {
    display: block;
  }

  .ceidg-history-pane {
    border-right: 0;
    border-bottom: 1px solid var(--line);
    padding-right: 0;
    padding-bottom: 28px;
  }

  .ceidg-job-actions {
    grid-template-columns: 1fr;
  }

  .campaign-builder-layout,
  .campaign-launch-layout,
  .message-workspace {
    grid-template-columns: 1fr;
  }

  .campaign-variable-rail,
  .campaign-launch-rail,
  .message-live-preview {
    position: static;
    border-top: 1px solid var(--line-strong);
    border-left: 0;
    padding-top: 24px;
    padding-left: 0;
  }

  .variable-library {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    border-top: 0;
  }

  .variable-token {
    border: 1px solid var(--line);
    border-radius: 7px;
    padding: 10px;
  }
}

@media (max-width: 1120px) {

  .ops-wide,
  .ops-narrow,
  .ops-half {
    grid-column: 1 / -1;
  }

  .campaign-operations-layout {
    grid-template-columns: 1fr;
  }

  .metric-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .metric:nth-child(3) {
    border-right: 0;
  }

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

  .filter-bar {
    grid-template-columns: 1fr 1fr;
  }

  .campaign-delivery-filters {
    grid-template-columns: 1fr 1fr;
  }

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

  .campaign-source-layout {
    grid-template-columns: 1fr;
  }

  .campaign-source-form {
    border-right: 0;
    border-bottom: 1px solid var(--line-strong);
    padding-right: 0;
    padding-bottom: 28px;
  }
}

@media (max-width: 880px) {
  .app-shell {
    grid-template-columns: minmax(0, 1fr);
  }

  .sidebar,
  .workspace {
    min-width: 0;
  }

  .sidebar {
    position: static;
    height: auto;
  }

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

  .sidebar-note {
    margin-top: 0;
  }

  .workspace {
    padding-inline: 20px;
  }

  .split-workspace,
  .equal-columns,
  .krs-detail-grid {
    grid-template-columns: 1fr;
  }

  .campaign-stage-nav,
  .campaign-variants,
  .sender-choice-list,
  .preflight-gates {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .campaign-stage-nav button:nth-child(2) {
    border-right: 0;
  }

  .campaign-stage-nav button:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }
}

@media (max-width: 620px) {
  .workspace {
    padding-inline: 14px;
  }

  .section-header,
  .header-actions,
  .detail-header,
  .inline-field,
  .subsection-heading,
  .form-actions,
  .campaign-workspace-header,
  .campaign-panel-heading,
  .sequence-heading,
  .campaign-definition-actions,
  .campaign-batch-bar,
  .campaign-step-heading,
  .campaign-preview header,
  .campaign-preview footer {
    align-items: stretch;
    flex-direction: column;
  }

  .operational-alert,
  .ops-panel-header,
  .campaign-operations-header {
    align-items: stretch;
    flex-direction: column;
  }

  .inline-field button {
    width: 100%;
  }

  .metric-grid,
  .filter-bar,
  .krs-download-metrics,
  .two-columns,
  .four-columns,
  .campaign-stage-nav,
  .campaign-variants,
  .sender-choice-list,
  .source-choice-grid,
  .preflight-gates,
  .variable-library,
  .campaign-job-metrics,
  .campaign-live-recipient-form {
    grid-template-columns: 1fr;
  }

  .operations-layout {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .ops-wide,
  .ops-narrow,
  .ops-half,
  .ops-full {
    grid-column: 1;
  }

  .campaign-operations-summary,
  .campaign-delivery-filters,
  .operational-filters {
    grid-template-columns: 1fr;
  }

  .message-editor-tools {
    grid-template-columns: 1fr;
  }

  .campaign-stage-nav button,
  .campaign-stage-nav button:nth-child(2),
  .campaign-stage-nav button:nth-child(-n + 2) {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .campaign-workspace-header,
  .campaign-panel {
    padding-inline: 16px;
  }

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

  .campaign-step-controls label {
    width: auto;
    grid-column: 1 / -1;
  }

  .sender-choice:nth-child(odd) {
    border-right: 0;
  }

  .metric {
    border-right: 0;
    border-top: 1px solid var(--line);
  }

  .metric:first-child {
    border-top: 0;
  }

  .nav-list {
    grid-template-columns: 1fr;
  }

  .pagination {
    justify-content: space-between;
  }

  .editor-dialog {
    width: calc(100vw - 16px);
    max-height: calc(100svh - 16px);
  }

  .editor-dialog form {
    max-height: calc(100svh - 16px);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}