:root {
  color-scheme: light;
  --bg: #ffffff;
  --panel: #ffffff;
  --panel-soft: #f6f7f9;
  --text: #17202a;
  --muted: #687385;
  --line: #dfe4ea;
  --accent: #e11d2e;
  --accent-dark: #b91524;
  --danger: #b42318;
  --ok: #067647;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
}

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

button,
select,
input {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
}

button {
  cursor: pointer;
}

[hidden] {
  display: none !important;
}

.topbar {
  align-items: center;
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 16px;
  grid-template-columns: 210px minmax(260px, 1fr) auto;
  height: 62px;
  padding: 0 18px;
}

.brand {
  align-items: center;
  display: flex;
  gap: 10px;
}

.brand-link {
  color: inherit;
  text-decoration: none;
}

.brand-mark {
  align-items: center;
  background: var(--accent);
  border-radius: 999px;
  color: #ffffff;
  display: inline-flex;
  font-size: 12px;
  font-weight: 800;
  height: 32px;
  justify-content: center;
  width: 32px;
}

.question-nav {
  align-items: center;
  display: flex;
  gap: 8px;
}

.site-nav,
.user-menu {
  align-items: center;
  display: flex;
  gap: 6px;
}

.site-nav a,
.user-menu a,
.plain-link {
  border-radius: 8px;
  color: var(--text);
  font-size: 14px;
  font-weight: 700;
  padding: 8px 10px;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current="page"],
.user-menu a:hover,
.user-menu a[aria-current="page"],
.plain-link:hover {
  background: var(--panel-soft);
}

.question-nav button {
  font-size: 24px;
  height: 36px;
  line-height: 1;
  width: 38px;
}

.question-nav select {
  font-weight: 700;
  height: 36px;
  max-width: 560px;
  padding: 0 12px;
  width: min(100%, 560px);
}

.track-question-nav {
  margin: 16px 0;
}

#track-select {
  max-width: 300px;
}

.top-actions {
  align-items: center;
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

.account-bar {
  align-items: center;
  background: var(--panel-soft);
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 16px;
  justify-content: space-between;
  min-height: 56px;
  padding: 10px 18px;
}

.account-bar div:first-child {
  display: grid;
  gap: 3px;
  min-width: 220px;
}

.account-bar span {
  color: var(--muted);
  font-size: 13px;
}

.auth-actions {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}

.auth-actions input {
  height: 36px;
  min-width: 0;
  padding: 0 10px;
  width: 190px;
}

.signup-form input {
  width: 170px;
}

.auth-actions button,
.exercise-actions button {
  font-weight: 700;
  padding: 8px 12px;
}

.auth-actions button:nth-of-type(1) {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
}

.status {
  color: var(--muted);
  font-size: 13px;
  white-space: nowrap;
}

.ghost-button {
  border-color: var(--accent);
  color: var(--accent);
  font-weight: 700;
  padding: 8px 14px;
}

.ghost-link {
  align-items: center;
  border: 1px solid var(--accent);
  border-radius: 8px;
  color: var(--accent);
  display: inline-flex;
  font-weight: 700;
  min-height: 36px;
  padding: 8px 14px;
  text-decoration: none;
}

.user-menu button {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
  font-weight: 700;
  padding: 8px 12px;
}

.user-menu span {
  color: var(--muted);
  font-size: 13px;
  max-width: 210px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(420px, 1fr) minmax(460px, 1fr);
  height: calc(100vh - 118px);
  min-height: 620px;
}

.brief,
.runner {
  min-width: 0;
}

.brief {
  border-right: 1px solid var(--line);
  overflow-y: auto;
  padding: 24px 28px 40px;
}

.meta-row {
  align-items: flex-start;
  display: flex;
  gap: 16px;
  justify-content: space-between;
  margin-bottom: 18px;
}

h1 {
  font-size: 25px;
  line-height: 1.2;
  margin: 0 0 4px;
}

h2 {
  font-size: 17px;
  line-height: 1.25;
  margin: 24px 0 10px;
}

h3 {
  font-size: 14px;
  margin: 20px 0 8px;
  text-transform: uppercase;
}

p {
  line-height: 1.55;
}

.lead {
  margin-top: 0;
}

.muted,
#exercise-role,
.table-schema p,
.status {
  color: var(--muted);
}

#exercise-role {
  margin: 0;
}

.difficulty {
  color: #087443;
  font-size: 13px;
  font-weight: 800;
  padding-top: 7px;
  text-transform: capitalize;
  white-space: nowrap;
}

.exercise-actions {
  align-items: flex-end;
  display: grid;
  gap: 8px;
  justify-items: end;
}

.exercise-actions button:disabled {
  color: var(--muted);
  cursor: not-allowed;
}

.tabs {
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 2px;
  margin-bottom: 22px;
}

.tab {
  border: 0;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  color: var(--muted);
  padding: 12px 14px 10px;
}

.tab.active {
  border-bottom-color: var(--accent);
  color: var(--text);
  font-weight: 700;
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 4px;
}

.track-index {
  display: grid;
  gap: 18px;
}

.runtime-notes {
  border-left: 3px solid var(--accent);
  color: var(--text);
  margin: 16px 0;
  padding: 2px 0 2px 14px;
}

.runtime-notes strong {
  display: block;
  font-size: 14px;
  margin-bottom: 8px;
}

.runtime-notes ul {
  color: var(--muted);
  display: grid;
  gap: 6px;
  margin: 0;
  padding-left: 18px;
}

.track-filters {
  display: grid;
  gap: 10px;
  grid-template-columns: minmax(140px, 180px) minmax(180px, 1fr);
  margin: 18px 0 20px;
}

.track-filters label {
  display: grid;
  gap: 5px;
}

.track-filters span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.track-filters select,
.track-filters input {
  height: 38px;
  min-width: 0;
  padding: 0 10px;
}

.track-index-group {
  display: grid;
  gap: 6px;
}

.track-index-group h3 {
  color: var(--muted);
}

.track-link {
  align-items: start;
  display: grid;
  gap: 4px;
  padding: 10px 12px;
  text-align: left;
  width: 100%;
}

.track-link.active,
.track-link:hover {
  background: var(--panel-soft);
  border-color: var(--accent);
}

.track-link span {
  font-weight: 700;
  line-height: 1.3;
}

.track-link small {
  color: var(--muted);
  line-height: 1.35;
}

.track-link em {
  color: var(--ok);
  font-size: 12px;
  font-style: normal;
  font-weight: 700;
  min-height: 16px;
}

.premium-options {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 18px 0;
}

.premium-option {
  border: 1px solid var(--line);
  border-radius: 8px;
  display: grid;
  gap: 10px;
  padding: 14px;
}

.premium-option h3,
.premium-option p,
.premium-option ul {
  margin: 0;
}

.premium-option ul {
  color: var(--muted);
  display: grid;
  gap: 5px;
  padding-left: 18px;
}

.premium-option button,
.premium-link {
  background: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 8px;
  color: #ffffff;
  display: inline-block;
  font-weight: 700;
  justify-self: start;
  padding: 9px 12px;
  text-decoration: none;
}

.premium-status {
  color: var(--muted);
  font-size: 14px;
}

.account-topbar {
  grid-template-columns: 210px minmax(260px, 1fr) auto;
}

.auth-page {
  align-items: start;
  background: var(--panel-soft);
  display: grid;
  min-height: calc(100vh - 62px);
  padding: 48px 18px;
  place-items: start center;
}

.account-card,
.account-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
}

.account-card {
  width: min(100%, 520px);
}

.account-card h1,
.account-panel h1 {
  margin-bottom: 8px;
}

.eyebrow {
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0;
  margin: 0 0 8px;
  text-transform: uppercase;
}

.stack-form {
  display: grid;
  gap: 14px;
  margin-top: 20px;
}

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

.stack-form label span,
.account-facts dt {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.stack-form input,
.stack-form select,
.stack-form textarea {
  min-width: 0;
  padding: 10px 12px;
  width: 100%;
}

.stack-form textarea {
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  resize: vertical;
}

.stack-form button {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
  font-weight: 800;
  min-height: 42px;
  padding: 10px 14px;
}

.form-footer {
  color: var(--muted);
  font-size: 14px;
  margin: 18px 0 0;
}

.form-footer a,
.account-panel a {
  color: var(--accent);
  font-weight: 700;
}

.page-message {
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  font-size: 14px;
  margin: 16px 0 0;
  padding: 10px 12px;
}

.page-message[data-type="error"] {
  background: #fff4f2;
  border-color: #ffd1ca;
  color: var(--danger);
}

.page-message[data-type="success"] {
  background: #edfdf5;
  border-color: #bbf7d0;
  color: var(--ok);
}

.account-shell {
  background: var(--panel-soft);
  display: grid;
  gap: 18px;
  grid-template-columns: minmax(280px, 420px) minmax(420px, 1fr);
  min-height: calc(100vh - 62px);
  padding: 24px;
}

.account-panel-wide {
  min-width: 0;
}

.account-facts {
  display: grid;
  gap: 10px;
  margin: 18px 0;
}

.account-facts div {
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 4px;
  padding-bottom: 10px;
}

.account-facts dd {
  margin: 0;
}

.profile-dashboard {
  display: grid;
  gap: 16px;
}

.dashboard-metrics {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.dashboard-metrics article,
.dashboard-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
}

.dashboard-metrics strong {
  display: block;
  font-size: 24px;
}

.dashboard-metrics span,
.dashboard-card span,
.dashboard-card small {
  color: var(--muted);
  font-size: 13px;
}

.dashboard-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.dashboard-card {
  display: grid;
  gap: 10px;
}

.dashboard-card progress {
  accent-color: var(--accent);
  height: 10px;
  width: 100%;
}

.profile-summary {
  display: grid;
  gap: 14px;
}

.profile-head,
.profile-track {
  border: 1px solid var(--line);
  border-radius: 8px;
  display: grid;
  gap: 8px;
  padding: 14px;
}

.profile-head span,
.profile-track span,
.profile-track small {
  color: var(--muted);
}

.profile-track div {
  align-items: center;
  display: flex;
  gap: 12px;
  justify-content: space-between;
}

.profile-track progress {
  accent-color: var(--accent);
  height: 12px;
  width: 100%;
}

.premium-track-content {
  margin-top: 16px;
}

.premium-topbar {
  grid-template-columns: 220px 1fr;
}

.premium-page-nav {
  justify-self: end;
}

.premium-page-nav a {
  color: var(--accent);
  font-weight: 700;
  text-decoration: none;
}

.premium-shell {
  margin: 0 auto;
  max-width: 1040px;
  padding: 42px 18px 56px;
}

.premium-intro {
  max-width: 760px;
}

.premium-intro h1 {
  font-size: 34px;
}

.premium-page-options {
  margin: 26px 0;
}

.premium-boundary {
  border-top: 1px solid var(--line);
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  padding-top: 24px;
}

.premium-boundary h2 {
  grid-column: 1 / -1;
  margin-top: 0;
}

.premium-boundary p {
  color: var(--muted);
}

.empty-state {
  border: 1px dashed var(--line);
  border-radius: 8px;
  color: var(--muted);
  margin: 0;
  padding: 14px;
}

.chip {
  background: #f3f4f6;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: #364152;
  font-size: 13px;
  padding: 6px 10px;
}

.glossary {
  background: #fff8e7;
  border: 1px solid #f4d28b;
  border-radius: 8px;
  margin-top: 22px;
  padding: 2px 14px 14px;
}

.glossary[hidden] {
  display: none;
}

.glossary-list {
  display: grid;
  gap: 10px;
}

.glossary-item {
  border-top: 1px solid rgba(180, 120, 20, 0.24);
  padding-top: 10px;
}

.glossary-item:first-child {
  border-top: 0;
  padding-top: 0;
}

.glossary-item code,
.table-schema code {
  background: var(--panel-soft);
  border: 1px solid var(--line);
  border-radius: 5px;
  font-weight: 800;
  padding: 2px 5px;
}

.glossary-item p {
  margin: 5px 0 0;
}

.schema {
  margin-top: 22px;
}

.table-schema {
  border: 1px solid var(--line);
  border-radius: 8px;
  margin-top: 12px;
  overflow: hidden;
}

.table-schema-header {
  background: var(--panel-soft);
  border-bottom: 1px solid var(--line);
  padding: 10px 12px;
}

.table-schema p {
  margin: 8px 12px;
}

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

.schema-table,
#result-table {
  border-collapse: collapse;
  width: 100%;
}

.schema-table th,
.schema-table td,
#result-table th,
#result-table td {
  border-top: 1px solid var(--line);
  padding: 9px 10px;
  text-align: left;
}

.schema-table th,
#result-table th {
  background: var(--panel-soft);
  font-size: 13px;
}

.schema-table th small {
  color: var(--muted);
  display: block;
  font-size: 11px;
  font-weight: 400;
  margin-top: 3px;
}

pre {
  background: #111827;
  border-radius: 8px;
  color: #e5e7eb;
  overflow: auto;
  padding: 14px;
  white-space: pre-wrap;
}

.runner {
  background: #fafafa;
  display: grid;
  grid-template-rows: minmax(330px, 1fr) minmax(220px, 0.75fr);
}

.editor-panel,
.output-panel {
  background: var(--panel);
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.editor-panel {
  border-bottom: 1px solid var(--line);
}

.panel-header {
  align-items: center;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  min-height: 48px;
  padding: 0 14px;
}

.panel-header span {
  color: var(--muted);
  font-size: 14px;
}

.code-editor-shell {
  background: #ffffff;
  flex: 1;
  min-height: 280px;
  overflow: hidden;
  position: relative;
}

#code-highlight,
#sql-editor {
  background: #ffffff;
  border: 0;
  font-family: Consolas, "Courier New", monospace;
  font-size: 14px;
  line-height: 1.55;
  margin: 0;
  min-height: 100%;
  outline: none;
  overflow: auto;
  padding: 14px 14px 14px 46px;
  tab-size: 2;
  white-space: pre;
  width: 100%;
}

#code-highlight {
  color: #1f2937;
  inset: 0;
  pointer-events: none;
  position: absolute;
}

#sql-editor {
  background: transparent;
  caret-color: #111827;
  color: transparent;
  height: 100%;
  inset: 0;
  position: absolute;
  resize: none;
  -webkit-text-fill-color: transparent;
}

#sql-editor::selection {
  background: rgba(37, 99, 235, 0.22);
}

.tok-keyword {
  color: #7c3aed;
  font-weight: 700;
}

.tok-function {
  color: #0369a1;
  font-weight: 700;
}

.tok-string {
  color: #047857;
}

.tok-comment {
  color: #6b7280;
  font-style: italic;
}

.tok-number {
  color: #b45309;
}

.section-heading {
  align-items: center;
  display: flex;
  gap: 12px;
  justify-content: space-between;
}

.section-heading button {
  color: var(--accent);
  flex: 0 0 auto;
  font-size: 13px;
  font-weight: 700;
  padding: 7px 10px;
}

.hints {
  border: 1px solid var(--line);
  border-radius: 8px;
  margin: 18px 0;
  padding: 14px;
}

.hints ol {
  color: var(--muted);
  margin: 10px 0 0;
  padding-left: 22px;
}

.hints li + li {
  margin-top: 6px;
}

.actions {
  display: flex;
  gap: 8px;
}

.actions button {
  font-weight: 700;
  padding: 8px 14px;
}

.actions button:last-child {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
}

.actions button:last-child:hover {
  background: var(--accent-dark);
}

.feedback-row {
  align-items: center;
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 12px;
  justify-content: space-between;
  padding: 12px 14px;
}

.feedback {
  color: var(--muted);
  min-width: 0;
}

.feedback.ok {
  color: var(--ok);
}

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

#continue-next {
  background: var(--panel);
  color: var(--accent);
  flex: 0 0 auto;
  font-weight: 700;
  padding: 8px 12px;
}

.result-wrap {
  flex: 1;
  min-height: 0;
  overflow: auto;
}

#result-table td {
  white-space: nowrap;
}

.report-problem {
  border-top: 1px solid var(--line);
  padding: 10px 14px 14px;
}

.report-problem summary {
  color: var(--muted);
  cursor: pointer;
  font-size: 13px;
  font-weight: 700;
}

.report-problem-form {
  display: grid;
  gap: 8px;
  grid-template-columns: minmax(160px, 220px) 1fr auto;
  margin-top: 10px;
}

.report-problem-form select,
.report-problem-form textarea {
  min-width: 0;
  padding: 8px 10px;
}

.report-problem-form textarea {
  min-height: 42px;
  resize: vertical;
}

.report-problem-form button {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
  font-weight: 700;
  padding: 8px 12px;
}

.report-problem-form span {
  color: var(--muted);
  font-size: 13px;
  grid-column: 1 / -1;
}

.admin-page {
  background: #f6f7f9;
}

.admin-shell-header {
  align-items: center;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 16px;
  justify-content: space-between;
  min-height: 62px;
  padding: 0 18px;
}

.admin-session {
  align-items: center;
  display: flex;
  gap: 10px;
}

.admin-session span,
.admin-note,
.admin-heading p,
.admin-panel-header span {
  color: var(--muted);
  font-size: 13px;
}

.admin-session button,
.admin-heading button,
.admin-login-form button {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
  font-weight: 700;
  padding: 8px 14px;
}

.admin-shell {
  margin: 0 auto;
  max-width: 1280px;
  padding: 24px 18px 44px;
}

.admin-login {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  margin: 64px auto 0;
  max-width: 560px;
  padding: 24px;
}

.admin-login h1,
.admin-heading h1 {
  font-size: 24px;
}

.admin-login-form {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.admin-login-form input {
  height: 40px;
  padding: 0 12px;
}

.admin-heading {
  align-items: flex-start;
  display: flex;
  gap: 16px;
  justify-content: space-between;
  margin-bottom: 18px;
}

.admin-metrics {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(6, minmax(130px, 1fr));
  margin-bottom: 18px;
}

.admin-metrics article,
.admin-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.admin-metrics article {
  display: grid;
  gap: 8px;
  min-height: 92px;
  padding: 14px;
}

.admin-metrics span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.admin-metrics strong {
  font-size: 28px;
  line-height: 1;
}

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

.admin-panel {
  min-width: 0;
  overflow: hidden;
}

.admin-panel-wide {
  grid-column: 1 / -1;
}

.admin-panel-header {
  align-items: center;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  min-height: 52px;
  padding: 0 14px;
}

.admin-panel-header h2 {
  font-size: 16px;
  margin: 0;
}

.admin-table-wrap {
  max-height: 430px;
  overflow: auto;
}

.admin-panel table {
  border-collapse: collapse;
  width: 100%;
}

.admin-panel th,
.admin-panel td {
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
}

.admin-panel th {
  background: var(--panel-soft);
  color: var(--muted);
  font-size: 12px;
  position: sticky;
  text-transform: uppercase;
  top: 0;
}

.admin-panel td {
  max-width: 260px;
  overflow-wrap: anywhere;
}

.admin-access-form {
  display: grid;
  gap: 8px;
  min-width: 220px;
}

.admin-access-form select,
.admin-access-form input {
  height: 34px;
  min-width: 0;
  padding: 0 8px;
}

.admin-access-form button {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
  font-weight: 700;
  padding: 7px 10px;
}

.admin-empty {
  color: var(--muted);
  text-align: center;
}

.seo-overview {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.7fr);
  gap: 16px;
  margin: 16px 0;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
}

.seo-overview h2 {
  margin: 0 0 10px;
  font-size: 22px;
  line-height: 1.2;
}

.seo-overview p {
  max-width: 900px;
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.seo-link-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
}

.seo-link-grid a {
  display: block;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  text-decoration: none;
  background: #fafafa;
}

.seo-link-grid a:hover {
  border-color: var(--accent);
  color: var(--accent);
}

@media (max-width: 980px) {
  .topbar {
    grid-template-columns: 1fr;
    height: auto;
    padding: 12px;
  }

  .account-topbar,
  .premium-topbar {
    grid-template-columns: 1fr;
  }

  .site-nav,
  .user-menu {
    align-items: stretch;
    flex-wrap: wrap;
  }

  .site-nav a,
  .user-menu a,
  .user-menu button,
  .plain-link,
  .ghost-link {
    justify-content: center;
  }

  .top-actions {
    justify-content: space-between;
  }

  .account-bar,
  .auth-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .auth-actions input,
  .auth-actions button {
    width: 100%;
  }

  .workspace {
    grid-template-columns: 1fr;
    height: auto;
  }

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

  .runner {
    min-height: 680px;
  }

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

  .account-shell {
    grid-template-columns: 1fr;
    padding: 16px;
  }

  .auth-page {
    padding: 24px 12px;
  }

  .dashboard-metrics,
  .dashboard-grid {
    grid-template-columns: 1fr;
  }

  .premium-options,
  .premium-boundary,
  .premium-topbar {
    grid-template-columns: 1fr;
  }

  .premium-page-nav {
    justify-self: start;
  }

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

  .admin-shell-header,
  .admin-heading {
    align-items: stretch;
    flex-direction: column;
  }

  .admin-metrics,
  .admin-grid {
    grid-template-columns: 1fr;
  }

  .admin-session {
    justify-content: space-between;
  }

  .seo-overview {
    grid-template-columns: 1fr;
    padding: 14px;
  }
}