:root {
  color-scheme: light;
  --ink: #18212f;
  --muted: #667084;
  --line: #d8dfec;
  --surface: #ffffff;
  --surface-soft: #f5f7fb;
  --map-land: #dce7d3;
  --map-stroke: #9caf92;
  --accent: #0f766e;
  --accent-dark: #115e59;
  --accent-soft: #d9f1ee;
  --wrong: #b42318;
  --wrong-soft: #fee4e2;
  --right: #067647;
  --right-soft: #dcfae6;
  --shadow: 0 18px 50px rgba(32, 45, 73, 0.14);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 16% 8%, rgba(15, 118, 110, 0.16), transparent 30%),
    linear-gradient(135deg, #f7fafc 0%, #edf2f7 46%, #f8fafc 100%);
  color: var(--ink);
}

button {
  font: inherit;
}

.app-shell {
  display: grid;
  grid-template-columns: minmax(360px, 500px) minmax(460px, 1fr);
  gap: 22px;
  min-height: 100vh;
  padding: 22px;
}

.quiz-panel,
.map-panel {
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(216, 223, 236, 0.9);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.quiz-panel {
  display: flex;
  flex-direction: column;
  min-height: calc(100vh - 44px);
  padding: 24px;
}

.map-panel {
  display: grid;
  min-height: calc(100vh - 44px);
  overflow: hidden;
  padding: 16px;
  place-items: center;
  position: relative;
}

.topbar,
.feedback-head,
.actions {
  align-items: center;
  display: flex;
}

.topbar {
  justify-content: space-between;
  gap: 16px;
}

.mode-tabs {
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: 8px;
  display: grid;
  gap: 4px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 24px;
  padding: 4px;
}

.mode-tab {
  background: transparent;
  border: 0;
  border-radius: 6px;
  color: var(--muted);
  cursor: pointer;
  font-weight: 800;
  min-height: 38px;
}

.mode-tab.active {
  background: var(--surface);
  box-shadow: 0 6px 18px rgba(32, 45, 73, 0.1);
  color: var(--accent-dark);
}

.quiz-setup {
  align-items: end;
  display: grid;
  gap: 10px;
  grid-template-columns: 1fr 120px auto;
  margin-top: 14px;
}

.quiz-setup label,
.teach-panel label {
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 800;
  text-transform: uppercase;
}

.quiz-setup input,
.teach-panel select {
  appearance: none;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  font: inherit;
  min-height: 42px;
  padding: 9px 11px;
  width: 100%;
}

.secondary-button {
  background: #213547;
  border: 0;
  border-radius: 8px;
  color: white;
  cursor: pointer;
  font-weight: 800;
  min-height: 42px;
  padding: 9px 14px;
}

.secondary-button:hover {
  background: #111827;
}

.eyebrow {
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  margin: 0 0 7px;
  text-transform: uppercase;
}

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

h1 {
  font-size: clamp(1.7rem, 2.5vw, 2.5rem);
  line-height: 1.02;
  margin-bottom: 0;
}

h2 {
  font-size: clamp(1.45rem, 2.3vw, 2rem);
  line-height: 1.16;
  margin-bottom: 10px;
}

.ghost-button {
  align-items: center;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  cursor: pointer;
  display: inline-flex;
  height: 42px;
  justify-content: center;
  width: 42px;
}

.ghost-button:hover {
  border-color: var(--accent);
  color: var(--accent-dark);
}

.meter {
  background: #e6ebf3;
  border-radius: 999px;
  height: 10px;
  margin: 26px 0 16px;
  overflow: hidden;
}

.meter-bar {
  background: linear-gradient(90deg, #0f766e, #2f9e44);
  height: 100%;
  transition: width 240ms ease;
  width: 0%;
}

.stats-grid {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 28px;
}

.stats-grid > div {
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: 8px;
  min-width: 0;
  padding: 12px;
}

.stat-label {
  color: var(--muted);
  display: block;
  font-size: 0.74rem;
  font-weight: 700;
  margin-bottom: 6px;
  text-transform: uppercase;
}

.stats-grid strong {
  display: block;
  font-size: 1rem;
  overflow-wrap: anywhere;
}

.question-block {
  min-height: 150px;
}

.pill {
  align-items: center;
  background: var(--accent-soft);
  border: 1px solid rgba(15, 118, 110, 0.2);
  border-radius: 999px;
  color: var(--accent-dark);
  display: inline-flex;
  font-size: 0.8rem;
  font-weight: 800;
  margin-bottom: 14px;
  padding: 7px 11px;
}

.subtext {
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.5;
  margin-bottom: 0;
}

.choices {
  display: grid;
  gap: 10px;
  margin-bottom: 18px;
}

.choice-button {
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  min-height: 52px;
  padding: 12px 14px;
  text-align: left;
  transition: border-color 140ms ease, background 140ms ease, transform 140ms ease;
  width: 100%;
}

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

.choice-button:disabled {
  cursor: default;
}

.choice-button.correct {
  background: var(--right-soft);
  border-color: var(--right);
}

.choice-button.wrong {
  background: var(--wrong-soft);
  border-color: var(--wrong);
}

.flag-choice {
  font-size: 2.25rem;
  justify-content: center;
  min-height: 72px;
}

.flag-choice img {
  border: 1px solid rgba(24, 33, 47, 0.12);
  border-radius: 6px;
  box-shadow: 0 8px 18px rgba(24, 33, 47, 0.12);
  display: block;
  height: 48px;
  object-fit: cover;
  width: 76px;
}

.sr-only {
  height: 1px;
  margin: -1px;
  overflow: hidden;
  position: absolute;
  width: 1px;
}

.feedback {
  background: #fbfcff;
  border: 1px solid var(--line);
  border-radius: 8px;
  margin-top: auto;
  padding: 16px;
}

.feedback.hidden {
  display: none;
}

.teach-panel.hidden,
.question-block.hidden,
.choices.hidden,
.actions.hidden,
.meter.hidden,
.stats-grid.hidden,
.quiz-setup.hidden {
  display: none;
}

.teach-panel {
  display: grid;
  gap: 12px;
}

.country-card {
  background: #fbfcff;
  border: 1px solid var(--line);
  border-radius: 8px;
  display: grid;
  gap: 14px;
  padding: 16px;
}

.country-card-header {
  align-items: center;
  display: grid;
  gap: 14px;
  grid-template-columns: 92px 1fr;
}

.country-card img {
  border: 1px solid rgba(24, 33, 47, 0.12);
  border-radius: 6px;
  box-shadow: 0 8px 18px rgba(24, 33, 47, 0.12);
  display: block;
  width: 92px;
}

.country-card h2 {
  margin-bottom: 4px;
}

.data-grid {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.data-grid div {
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
}

.data-grid span {
  color: var(--muted);
  display: block;
  font-size: 0.74rem;
  font-weight: 800;
  margin-bottom: 4px;
  text-transform: uppercase;
}

.feedback-head {
  gap: 9px;
  margin-bottom: 10px;
}

#feedbackBadge {
  align-items: center;
  border-radius: 999px;
  display: inline-flex;
  font-size: 0.8rem;
  font-weight: 800;
  height: 28px;
  justify-content: center;
  min-width: 74px;
  padding: 0 10px;
}

#feedbackBadge.right {
  background: var(--right-soft);
  color: var(--right);
}

#feedbackBadge.wrong {
  background: var(--wrong-soft);
  color: var(--wrong);
}

#factsList {
  color: #354157;
  display: grid;
  gap: 8px;
  line-height: 1.42;
  margin: 0;
  padding-left: 20px;
}

#teachFactsList {
  color: #354157;
  display: grid;
  gap: 8px;
  line-height: 1.42;
  margin: 0;
  padding-left: 20px;
}

.actions {
  justify-content: flex-end;
  margin-top: 18px;
}

.primary-button {
  background: var(--accent);
  border: 0;
  border-radius: 8px;
  color: white;
  cursor: pointer;
  font-weight: 800;
  min-height: 46px;
  min-width: 124px;
  padding: 12px 18px;
}

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

.primary-button:disabled {
  background: #a8b3c4;
  cursor: default;
}

.africa-map {
  cursor: grab;
  height: 100%;
  max-height: calc(100vh - 76px);
  max-width: 100%;
  touch-action: none;
  width: 100%;
}

.africa-map.dragging {
  cursor: grabbing;
}

.map-toolbar {
  display: flex;
  gap: 8px;
  left: 16px;
  position: absolute;
  top: 16px;
  z-index: 2;
}

.map-toolbar .ghost-button {
  background: rgba(255, 255, 255, 0.92);
  font-size: 1.1rem;
  font-weight: 900;
}

.country {
  cursor: pointer;
  fill: var(--map-land);
  stroke: var(--map-stroke);
  stroke-linejoin: round;
  stroke-width: 1.1;
  transition: fill 140ms ease, stroke 140ms ease, filter 140ms ease;
}

.country:hover {
  fill: #c8dcc1;
  stroke: #6f8d69;
}

.country.dim {
  opacity: 0.34;
}

.country.target {
  fill: #f8d57e;
  stroke: #b87812;
  stroke-width: 1.8;
}

.country.correct {
  fill: #81d7a6;
  stroke: var(--right);
}

.country.wrong {
  fill: #f7a9a2;
  stroke: var(--wrong);
}

.locator {
  cursor: pointer;
  fill: #ffffff;
  stroke: #486143;
  stroke-width: 2;
  transition: fill 140ms ease, stroke 140ms ease, transform 140ms ease;
}

.locator:hover {
  fill: var(--accent-soft);
  stroke: var(--accent);
}

.locator.target,
.locator.correct {
  fill: #fff4bd;
  stroke: #b87812;
}

.locator.wrong {
  fill: var(--wrong-soft);
  stroke: var(--wrong);
}

.country.teaching {
  fill: #f8d57e;
  stroke: #b87812;
  stroke-width: 1.8;
}

.locator.teaching {
  fill: #fff4bd;
  stroke: #b87812;
}

.completion {
  display: grid;
  gap: 16px;
  margin: auto 0;
}

.completion strong {
  font-size: 2.6rem;
  line-height: 1;
}

@media (max-width: 980px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .quiz-panel,
  .map-panel {
    min-height: auto;
  }

  .map-panel {
    min-height: 520px;
  }
}

@media (max-width: 560px) {
  .app-shell {
    gap: 14px;
    padding: 12px;
  }

  .quiz-panel,
  .map-panel {
    padding: 14px;
  }

  .quiz-setup,
  .country-card-header,
  .data-grid {
    grid-template-columns: 1fr;
  }

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

  .question-block {
    min-height: 126px;
  }

  .flag-choice {
    font-size: 1.9rem;
  }
}