:root {
  --navy: #25344f;
  --card: #1c2940;
  --gold: #f4c430;
  --white: #ffffff;
  --muted: #d5dbe6;
  --ok: #8ee0a8;
  --bad: #ff9b9b;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Almarai", "Segoe UI", sans-serif;
  font-size: 16px;
  background: var(--navy);
  color: var(--white);
  line-height: 1.9;
}

body.on-lesson,
body.on-quiz,
body.on-result {
  font-size: 19px;
}

.wrap {
  width: min(760px, calc(100% - 32px));
  margin: 0 auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 28px 0;
}

.panel {
  width: 100%;
  height: auto;
  flex: 0 0 auto;
  background: var(--card);
  border: 1px solid rgba(244, 196, 48, 0.35);
  border-radius: 20px;
  padding: 28px 24px;
}

body.on-start h1 {
  font-size: clamp(2.6rem, 7vw, 3.6rem);
}

body.on-start .made,
body.on-start .team-label,
body.on-start .team li {
  font-size: 1.35rem;
}

body.on-start .team {
  justify-content: center;
}

body.on-start .btn {
  font-size: 1.25rem;
  padding: 14px 28px;
}

body.on-start .panel {
  text-align: center;
}

body.on-result #result {
  text-align: center;
}

#start .badge {
  display: inline-block;
}

#lesson .badge,
#quiz .badge,
#result .badge {
  display: none !important;
}

.badge {
  display: inline-block;
  max-width: 100%;
  margin: 0 0 18px;
  color: var(--navy);
  background: var(--gold);
  font-weight: 700;
  font-size: 0.85rem;
  padding: 4px 12px;
  border-radius: 999px;
}

#lesson > p:not(.example) {
  margin: 0 0 8px;
}

h1,
h2,
h3 {
  font-weight: 800;
  color: var(--gold);
  line-height: 1.45;
}

h1 {
  margin: 0 0 12px;
  font-size: clamp(2.2rem, 5vw, 3rem);
}

h2 {
  margin: 0 0 12px;
  font-size: 1.45rem;
}

body.on-lesson h2,
body.on-quiz h2 {
  font-size: 1.55rem;
}

.done-title {
  margin: 0 0 16px;
  font-size: clamp(2.4rem, 6vw, 3.2rem);
  color: var(--gold);
  font-weight: 800;
}

h3 {
  margin: 22px 0 6px;
  font-size: 1.15rem;
}

.made {
  margin: 0 0 18px;
  font-weight: 700;
  color: var(--gold);
}

.team-label {
  margin: 0 0 8px;
  color: var(--muted);
}

.team {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.team li {
  background: transparent;
  border: 1px solid var(--gold);
  color: var(--gold);
  border-radius: 999px;
  padding: 4px 12px;
  font-weight: 700;
}

.lead,
.note {
  color: var(--muted);
  margin: 0 0 20px;
}

.block p {
  margin: 0 0 10px;
}

.meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  margin-bottom: 8px;
}

.progress {
  height: 8px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 99px;
  overflow: hidden;
  margin-bottom: 18px;
}

.progress > span {
  display: block;
  height: 100%;
  width: 0;
  background: var(--gold);
}

.choices {
  display: grid;
  gap: 10px;
}

.choice {
  display: flex;
  align-items: center;
  gap: 10px;
  text-align: right;
  width: 100%;
  font: inherit;
  color: var(--white);
  background: transparent;
  border: 1px solid rgba(244, 196, 48, 0.55);
  border-radius: 12px;
  padding: 12px 14px;
  cursor: pointer;
}

.mark {
  flex: 0 0 auto;
  font-size: 1.35rem;
  font-weight: 800;
  line-height: 1;
}

.choice:hover:not(:disabled) {
  background: var(--gold);
  color: var(--navy);
}

.choice:disabled {
  cursor: default;
}

.choice.right {
  background: #1e6b45;
  border-color: #b6f0cb;
  color: var(--white);
}

.choice.wrong {
  background: #8a3038;
  border-color: #ffb4b4;
  color: var(--white);
}

.explain {
  display: none;
  margin-top: 16px;
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(244, 196, 48, 0.1);
  border-right: 4px solid var(--gold);
}

.explain.show {
  display: block;
}

.verdict {
  display: block;
  font-weight: 800;
  color: var(--gold);
  margin-bottom: 4px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.actions .btn {
  margin-top: 0;
}

.example {
  margin: 14px 0 0;
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(244, 196, 48, 0.1);
  border-right: 4px solid var(--gold);
}

.example-label {
  display: block;
  color: var(--gold);
  font-weight: 800;
  margin-bottom: 4px;
}

.btn {
  margin-top: 18px;
  font: inherit;
  font-weight: 800;
  color: var(--navy);
  background: var(--gold);
  border: 0;
  border-radius: 12px;
  padding: 12px 20px;
  cursor: pointer;
}

.btn-ghost {
  color: var(--gold);
  background: transparent;
  border: 1px solid var(--gold);
}

.btn:hover {
  filter: brightness(1.05);
}

.btn:focus-visible,
.choice:focus-visible {
  outline: 3px solid var(--white);
  outline-offset: 2px;
}

.score {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--gold);
  margin: 8px 0;
}

.qr-box {
  margin-top: 28px;
  padding-top: 16px;
  border-top: 1px dashed rgba(244, 196, 48, 0.4);
  text-align: center;
}

.qr-box img {
  background: var(--white);
  padding: 8px;
  border-radius: 12px;
}

.hidden {
  display: none !important;
}