:root {
  color-scheme: dark;
  --bg: #08090b;
  --bg-soft: #101115;
  --panel: #15171d;
  --panel-strong: #1c1f26;
  --line: #2a2f38;
  --line-strong: #3a414d;
  --text: #f3f5f8;
  --muted: #aeb5c2;
  --soft: #d4d9e2;
  --accent: #be1e2d;
  --accent-strong: #e13b49;
  --green: #38c172;
  --amber: #f0b84f;
  --cyan: #5bc0de;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
  --radius: 8px;
  --sidebar-width: 286px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  background:
    linear-gradient(180deg, rgba(190, 30, 45, 0.08), transparent 320px),
    var(--bg);
  color: var(--text);
}

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

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

a {
  color: inherit;
  text-decoration: none;
}

svg {
  display: block;
  width: 1.15rem;
  height: 1.15rem;
  fill: currentColor;
  flex: 0 0 auto;
}

.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  display: flex;
  flex-direction: column;
  gap: 24px;
  height: 100vh;
  padding: 28px 22px;
  border-right: 1px solid var(--line);
  background: rgba(8, 9, 11, 0.94);
}

.brand {
  display: flex;
  align-items: center;
  min-height: 54px;
}

.brand-logo {
  width: min(210px, 100%);
  height: auto;
}

.customer-switcher,
.support-panel {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-soft);
}

.customer-switcher strong,
.support-panel strong {
  display: block;
  margin-top: 5px;
  color: var(--text);
  font-size: 0.97rem;
}

.support-panel {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  margin-top: auto;
}

.support-panel span:last-child {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.45;
}

.status-dot {
  width: 10px;
  height: 10px;
  margin-top: 5px;
  border-radius: 999px;
  background: var(--green);
  box-shadow: 0 0 0 5px rgba(56, 193, 114, 0.12);
}

.eyebrow {
  color: var(--accent-strong);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.primary-nav {
  display: grid;
  gap: 8px;
}

.nav-link {
  display: grid;
  grid-template-columns: 36px 1fr;
  align-items: center;
  min-height: 46px;
  padding: 5px 12px 5px 5px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  color: var(--muted);
  font-weight: 700;
}

.nav-link:hover,
.nav-link.active {
  border-color: rgba(190, 30, 45, 0.45);
  background: rgba(190, 30, 45, 0.13);
  color: var(--text);
}

.nav-icon {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 6px;
  color: var(--soft);
  background: rgba(255, 255, 255, 0.05);
}

.workspace {
  min-width: 0;
}

.topbar {
  position: sticky;
  z-index: 5;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 92px;
  padding: 18px clamp(20px, 4vw, 44px);
  border-bottom: 1px solid var(--line);
  background: rgba(8, 9, 11, 0.88);
  backdrop-filter: blur(14px);
}

.topbar h1 {
  margin: 4px 0 0;
  font-size: clamp(1.35rem, 2vw, 2rem);
  line-height: 1.1;
}

.topbar-actions,
.hero-actions,
.lesson-actions,
.quiz-actions,
.form-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.main-content {
  padding: clamp(20px, 4vw, 44px);
  outline: none;
}

.primary-button,
.secondary-button,
.danger-button,
.icon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  border: 1px solid transparent;
  border-radius: 7px;
  cursor: pointer;
  font-weight: 800;
  line-height: 1;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.primary-button {
  padding: 0 16px;
  background: var(--accent);
  color: #fff;
}

.secondary-button {
  padding: 0 16px;
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.compact-button {
  min-height: 32px;
  padding: 0 10px;
  font-size: 0.78rem;
}

.danger-button {
  padding: 0 14px;
  border-color: rgba(225, 59, 73, 0.45);
  background: rgba(190, 30, 45, 0.1);
  color: #ff9aa4;
}

.icon-button {
  width: 42px;
  padding: 0;
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.primary-button:hover,
.secondary-button:hover,
.danger-button:hover,
.icon-button:hover {
  transform: translateY(-1px);
  border-color: rgba(255, 255, 255, 0.18);
}

.primary-button:focus-visible,
.secondary-button:focus-visible,
.danger-button:focus-visible,
.icon-button:focus-visible,
.lesson-tab:focus-visible,
.login-panel input:focus-visible,
.admin-form input:focus-visible,
.admin-form select:focus-visible,
.admin-form textarea:focus-visible,
.quiz-question input:focus-visible + span {
  outline: 3px solid rgba(225, 59, 73, 0.4);
  outline-offset: 3px;
}

.primary-button:disabled,
.secondary-button:disabled,
.disabled-link {
  cursor: not-allowed;
  opacity: 0.55;
}

.dashboard-grid,
.catalogue-layout,
.module-layout,
.admin-layout {
  display: grid;
  gap: 28px;
}

.hero-panel,
.module-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.65fr);
  gap: clamp(20px, 4vw, 42px);
  align-items: stretch;
  padding: 4px 0 clamp(22px, 4vw, 38px);
  border-bottom: 1px solid var(--line);
}

.hero-copy h2,
.module-hero h2 {
  max-width: 880px;
  margin: 8px 0 14px;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 0.98;
}

.hero-copy p,
.module-hero p,
.section-heading p {
  max-width: 760px;
  margin: 0;
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.65;
}

.hero-actions {
  margin-top: 24px;
}

.signal-board,
.module-progress {
  display: grid;
  align-content: space-between;
  min-height: 280px;
  padding: 22px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(190, 30, 45, 0.13), rgba(255, 255, 255, 0.03)),
    #0d0f13;
}

.signal-card span,
.module-progress span {
  display: block;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 800;
  text-transform: uppercase;
}

.signal-card strong,
.module-progress strong {
  display: block;
  margin-top: 6px;
  font-size: clamp(3.3rem, 6vw, 5.5rem);
  line-height: 0.9;
}

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

.signal-metrics div {
  min-height: 86px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.04);
}

.signal-metrics strong {
  display: block;
  font-size: 1.15rem;
}

.signal-metrics span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.35;
}

.section-block {
  display: grid;
  gap: 16px;
}

.section-heading {
  display: grid;
  gap: 6px;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(1.4rem, 2vw, 2rem);
}

.section-heading.wide {
  max-width: 880px;
}

.module-strip,
.catalogue-grid,
.principles-grid,
.outcome-grid,
.scenario-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.module-card,
.principle-item,
.outcome-item,
.scenario-card,
.lesson-panel,
.quiz-panel,
.login-panel,
.admin-form,
.user-card,
.empty-state {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.module-card {
  display: grid;
  align-content: start;
  gap: 14px;
  min-height: 330px;
  padding: 20px;
}

.module-card.planned {
  background: #101115;
}

.module-card-top,
.module-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.module-label {
  color: var(--accent-strong);
}

.module-status {
  color: var(--green);
}

.planned .module-status {
  color: var(--amber);
}

.module-card h3,
.principle-item h3,
.scenario-card h3 {
  margin: 0;
  font-size: 1.08rem;
  line-height: 1.25;
}

.module-card p,
.principle-item p,
.outcome-item p,
.scenario-card p,
.lesson-body {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.module-card .primary-button,
.module-card .secondary-button {
  width: 100%;
  margin-top: auto;
}

.audience {
  font-size: 0.9rem;
}

.progress-track {
  width: 100%;
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
}

.progress-track progress {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
  border-radius: inherit;
  background: transparent;
  appearance: none;
}

.progress-track progress::-webkit-progress-bar {
  border-radius: inherit;
  background: rgba(255, 255, 255, 0.08);
}

.progress-track progress::-webkit-progress-value {
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--green));
}

.progress-track progress::-moz-progress-bar {
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--green));
}

.principle-item {
  min-height: 150px;
  padding: 18px;
  border-top: 3px solid var(--accent);
}

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

.roadmap-item {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr) 90px;
  gap: 18px;
  align-items: center;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.roadmap-item > span,
.roadmap-item > strong {
  color: var(--amber);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.roadmap-item h3 {
  margin: 0 0 4px;
  font-size: 1rem;
}

.roadmap-item p {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.module-content {
  display: grid;
  grid-template-columns: 310px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.lesson-rail {
  display: grid;
  gap: 10px;
  position: sticky;
  top: 120px;
}

.lesson-tab {
  display: grid;
  grid-template-columns: 42px 1fr;
  grid-template-rows: auto auto;
  gap: 2px 12px;
  min-height: 76px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  color: var(--text);
  cursor: pointer;
  text-align: left;
}

.lesson-tab span {
  grid-row: 1 / span 2;
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 7px;
  background: rgba(190, 30, 45, 0.15);
  color: var(--accent-strong);
  font-weight: 900;
}

.lesson-tab strong {
  align-self: end;
  line-height: 1.2;
}

.lesson-tab small {
  align-self: start;
  color: var(--muted);
}

.lesson-tab.active {
  border-color: rgba(190, 30, 45, 0.78);
  background: rgba(190, 30, 45, 0.12);
}

.lesson-panel {
  display: grid;
  gap: 22px;
  padding: clamp(20px, 3vw, 32px);
}

.lesson-header {
  display: grid;
  gap: 8px;
}

.lesson-header h3 {
  margin: 0;
  font-size: clamp(1.45rem, 3vw, 2.5rem);
  line-height: 1.05;
}

.lesson-header p {
  margin: 0;
  color: var(--soft);
  font-size: 1.08rem;
  line-height: 1.55;
}

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

.check-item {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 10px;
  align-items: start;
  min-height: 42px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.04);
}

.check-item svg {
  color: var(--green);
}

.outcome-item {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 14px;
  min-height: 120px;
  padding: 18px;
}

.outcome-item span {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 7px;
  background: rgba(190, 30, 45, 0.15);
  color: var(--accent-strong);
  font-weight: 900;
}

.scenario-card {
  display: grid;
  gap: 14px;
  min-height: 300px;
  padding: 20px;
}

.scenario-response {
  display: grid;
  gap: 8px;
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.scenario-response span {
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.quiz-panel {
  display: grid;
  gap: 18px;
  padding: clamp(18px, 3vw, 28px);
}

.quiz-question {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0 0 18px;
  border: 0;
  border-bottom: 1px solid var(--line);
}

.quiz-question legend {
  margin-bottom: 10px;
  padding: 0;
  font-weight: 900;
  line-height: 1.35;
}

.quiz-question label {
  display: grid;
  grid-template-columns: 20px 1fr;
  gap: 10px;
  align-items: start;
  padding: 10px;
  border-radius: 7px;
  color: var(--muted);
  cursor: pointer;
}

.quiz-question label:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.quiz-question input {
  width: 18px;
  height: 18px;
  margin: 2px 0 0;
  accent-color: var(--accent);
}

.quiz-score {
  color: var(--muted);
  font-weight: 800;
}

.empty-state {
  padding: 32px;
}

.toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 20;
  max-width: min(340px, calc(100vw - 48px));
  padding: 14px 16px;
  border: 1px solid rgba(56, 193, 114, 0.42);
  border-radius: var(--radius);
  background: #0f1b15;
  color: var(--text);
  font-weight: 800;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 180ms ease, transform 180ms ease;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

.user-pill {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 11px;
  border: 1px solid var(--line);
  border-radius: 7px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.04);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: capitalize;
}

body.auth-mode .app-shell {
  display: block;
  min-height: 100vh;
}

body.auth-mode .sidebar,
body.auth-mode .topbar {
  display: none;
}

body.auth-mode .main-content {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: clamp(18px, 4vw, 48px);
}

.login-screen {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.55fr);
  gap: clamp(24px, 5vw, 68px);
  align-items: center;
  width: min(1120px, 100%);
}

.login-brand {
  display: grid;
  gap: 18px;
}

.login-brand img {
  width: min(360px, 84vw);
  height: auto;
}

.login-brand h1 {
  max-width: 780px;
  margin: 0;
  font-size: clamp(2.45rem, 6vw, 5.5rem);
  line-height: 0.94;
}

.login-brand p {
  max-width: 720px;
  margin: 0;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.7;
}

.login-highlights {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 8px;
}

.login-highlights div {
  min-height: 128px;
  padding: 16px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--accent);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
}

.login-highlights strong,
.login-highlights span {
  display: block;
}

.login-highlights span {
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.45;
}

.login-panel,
.admin-form {
  display: grid;
  gap: 16px;
  padding: clamp(20px, 3vw, 30px);
}

.login-panel {
  box-shadow: var(--shadow);
}

.login-panel h2 {
  margin: 0;
  font-size: 1.7rem;
}

.login-panel label,
.admin-form label {
  display: grid;
  gap: 8px;
  color: var(--soft);
  font-weight: 800;
}

.login-panel input,
.admin-form input,
.admin-form select,
.admin-form textarea {
  width: 100%;
  border: 1px solid var(--line-strong);
  border-radius: 7px;
  background: #0d0f13;
  color: var(--text);
}

.login-panel input,
.admin-form input,
.admin-form select {
  min-height: 46px;
  padding: 0 12px;
}

.admin-form textarea {
  min-height: 150px;
  padding: 12px;
  resize: vertical;
  line-height: 1.5;
}

.login-panel input::placeholder,
.admin-form input::placeholder,
.admin-form textarea::placeholder {
  color: #777f8e;
}

.form-note {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.admin-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.admin-metrics article {
  min-height: 118px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.admin-metrics span {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.admin-metrics strong {
  display: block;
  margin-top: 10px;
  font-size: clamp(2.2rem, 5vw, 4rem);
  line-height: 0.95;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.user-list {
  display: grid;
  gap: 14px;
}

.user-card {
  display: grid;
  gap: 16px;
  padding: 18px;
}

.user-card-main {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 18px;
}

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

.user-card h3 {
  margin: 0;
  font-size: 1.1rem;
}

.user-card p {
  margin: 5px 0 0;
  color: var(--muted);
}

.role-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 30px;
  padding: 0 10px;
  border: 1px solid rgba(240, 184, 79, 0.38);
  border-radius: 7px;
  color: var(--amber);
  background: rgba(240, 184, 79, 0.08);
  font-size: 0.74rem;
  font-weight: 900;
  text-transform: uppercase;
}

.role-pill.admin {
  border-color: rgba(56, 193, 114, 0.42);
  color: var(--green);
  background: rgba(56, 193, 114, 0.1);
}

.enrollment-actions {
  display: grid;
  gap: 10px;
}

.enrollment-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  min-height: 62px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.035);
}

.enrollment-row strong,
.enrollment-row span {
  display: block;
}

.enrollment-row span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.86rem;
}

.simulation-layout {
  display: grid;
  grid-template-columns: minmax(320px, 0.75fr) minmax(0, 1fr);
  gap: 16px;
  align-items: start;
}

.simulation-form {
  position: sticky;
  top: 118px;
}

.simulation-status {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  color: var(--muted);
  font-weight: 800;
}

.simulation-results {
  display: grid;
  gap: 14px;
}

.simulation-card {
  display: grid;
  gap: 16px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.simulation-card-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: start;
}

.simulation-card h3,
.simulation-guidance h2 {
  margin: 0;
}

.simulation-card p {
  margin: 5px 0 0;
  color: var(--muted);
}

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

.simulation-stats div {
  min-height: 78px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.035);
}

.simulation-stats strong,
.simulation-stats span,
.simulation-recipient strong,
.simulation-recipient span {
  display: block;
}

.simulation-stats strong {
  font-size: 1.35rem;
}

.simulation-stats span,
.simulation-recipient span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.84rem;
}

.simulation-recipient-list {
  display: grid;
  gap: 8px;
}

.simulation-recipient {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  min-height: 58px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.03);
}

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

.simulation-page {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: clamp(18px, 4vw, 48px);
}

.simulation-landing {
  display: grid;
  gap: 18px;
  width: min(820px, 100%);
}

.simulation-landing img {
  width: min(320px, 80vw);
  height: auto;
}

.simulation-landing h1 {
  margin: 0;
  font-size: clamp(2.4rem, 6vw, 5rem);
  line-height: 0.96;
}

.simulation-landing p,
.simulation-guidance li {
  color: var(--muted);
  line-height: 1.65;
}

.simulation-guidance {
  display: grid;
  gap: 10px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.simulation-guidance ul {
  margin: 0;
  padding-left: 20px;
}

@media (max-width: 1120px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    height: auto;
    padding: 18px clamp(16px, 4vw, 28px);
  }

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

  .support-panel {
    display: none;
  }

  .hero-panel,
  .module-hero,
  .module-content {
    grid-template-columns: 1fr;
  }

  .lesson-rail {
    position: static;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .login-screen,
  .form-grid,
  .simulation-layout {
    grid-template-columns: 1fr;
  }

  .simulation-form {
    position: static;
  }
}

@media (max-width: 820px) {
  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .topbar-actions {
    width: 100%;
  }

  .primary-button,
  .secondary-button {
    min-width: 0;
  }

  .module-strip,
  .catalogue-grid,
  .principles-grid,
  .outcome-grid,
  .scenario-grid,
  .login-highlights,
  .admin-metrics {
    grid-template-columns: 1fr;
  }

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

  .roadmap-item {
    grid-template-columns: 1fr;
  }

  .simulation-card-header,
  .simulation-recipient,
  .simulation-recipient-actions {
    display: grid;
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .sidebar {
    gap: 16px;
  }

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

  .main-content {
    padding: 18px;
  }

  .hero-panel,
  .module-hero {
    padding: 20px;
  }

  .lesson-rail {
    grid-template-columns: 1fr;
  }

  .lesson-actions,
  .quiz-actions,
  .form-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .lesson-actions button,
  .quiz-actions button,
  .form-actions button,
  .topbar-actions .primary-button {
    width: 100%;
  }

  .enrollment-row,
  .user-card-main,
  .user-card-actions {
    grid-template-columns: 1fr;
  }

  .user-card-main,
  .user-card-actions {
    display: grid;
  }

  .danger-button {
    width: 100%;
  }
}