:root {
  --bg: #0b1020;
  --panel: #121a33;
  --text: #e9eeff;
  --muted: rgba(233, 238, 255, 0.7);
  --border: rgba(233, 238, 255, 0.12);
  --accent: #6aa8ff;
  --good: #38d9a9;
  --bad: #ff6b6b;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial,
    "Apple Color Emoji", "Segoe UI Emoji";
  background: radial-gradient(1200px 700px at 20% 0%, #182454, var(--bg));
  color: var(--text);
}

a {
  color: var(--text);
  text-decoration: none;
  opacity: 0.9;
}
a:hover {
  opacity: 1;
  text-decoration: underline;
}

.container {
  max-width: 1100px;
  padding: 16px;
  margin: 0 auto;
}

.header {
  position: sticky;
  top: 0;
  background: rgba(11, 16, 32, 0.7);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  z-index: 10;
}

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

.title {
  margin: 0;
  font-size: 18px;
  letter-spacing: 0.2px;
}

.nav a {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
}

.status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(18, 26, 51, 0.65);
}

.status__item {
  font-weight: 600;
}

.status__error {
  color: var(--bad);
  font-weight: 600;
}

.grid {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

@media (max-width: 820px) {
  .grid {
    grid-template-columns: 1fr;
  }
}

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

.card {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px;
  background: rgba(18, 26, 51, 0.75);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

.card__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
}

.card__label {
  font-weight: 800;
}

.card__id {
  font-size: 12px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 55%;
}

.card__title {
  margin: 0 0 10px 0;
  font-size: 16px;
}

.audio {
  width: 100%;
  margin: 8px 0 10px 0;
}

.choices {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.choices--single {
  grid-template-columns: 1fr;
}

.choice {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 10px;
  border: 1px solid var(--border);
  border-radius: 12px;
  cursor: pointer;
  user-select: none;
  background: rgba(0, 0, 0, 0.1);
}

.choice input:disabled + span {
  opacity: 0.5;
}

.actions {
  display: flex;
  gap: 10px;
  margin-top: 16px;
}

.btn {
  appearance: none;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: linear-gradient(180deg, rgba(106, 168, 255, 0.24), rgba(106, 168, 255, 0.12));
  color: var(--text);
  padding: 12px 14px;
  border-radius: 12px;
  font-weight: 700;
  cursor: pointer;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn--secondary {
  background: rgba(255, 255, 255, 0.06);
}

.muted {
  color: var(--muted);
}

.footer {
  margin-top: 18px;
}

.start {
  display: grid;
  gap: 10px;
  margin-top: 10px;
}

.select {
  width: 100%;
  padding: 12px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.18);
  color: var(--text);
  font-size: 16px;
  line-height: 1.2;
}

.card.is-best {
  border-color: rgba(56, 217, 169, 0.65);
  box-shadow: 0 10px 30px rgba(56, 217, 169, 0.12);
}

.card.is-worst {
  border-color: rgba(255, 107, 107, 0.65);
  box-shadow: 0 10px 30px rgba(255, 107, 107, 0.12);
}

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

.list__row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 6px 0;
}

.list__id {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.list__count {
  font-variant-numeric: tabular-nums;
  opacity: 0.9;
}

.table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
  font-variant-numeric: tabular-nums;
}

.table th,
.table td {
  text-align: left;
  padding: 10px 8px;
  border-bottom: 1px solid var(--border);
}

.table th {
  color: var(--muted);
  font-weight: 800;
  font-size: 12px;
  letter-spacing: 0.2px;
  text-transform: uppercase;
}