.spojovacka {
  --spojovacka-color-primary: #2157a6;
  --spojovacka-color-primary-hover: #174582;
  --spojovacka-color-surface: #f7f9fc;
  --spojovacka-color-border: #d8e0eb;
  --spojovacka-color-text: #1f2937;
  --spojovacka-color-muted: #526174;
  --spojovacka-color-correct: #176b3a;
  --spojovacka-color-correct-bg: #e8f7ee;
  --spojovacka-color-incorrect: #a62b2b;
  --spojovacka-color-incorrect-bg: #fff0f0;
  --spojovacka-radius: 0.75rem;
  --spojovacka-shadow: 0 0.4rem 1.25rem rgb(31 41 55 / 10%);

  box-sizing: border-box;
  width: 100%;
  margin: 1.5rem 0;
  padding: clamp(1rem, 3vw, 1.5rem);
  color: var(--spojovacka-color-text);
  background: var(--spojovacka-color-surface);
  border: 1px solid var(--spojovacka-color-border);
  border-radius: var(--spojovacka-radius);
  box-shadow: var(--spojovacka-shadow);
}

.spojovacka *,
.spojovacka *::before,
.spojovacka *::after {
  box-sizing: inherit;
}

.spojovacka-title {
  margin: 0 0 0.35rem;
  color: var(--spojovacka-color-text);
  font-size: clamp(1.2rem, 2.5vw, 1.55rem);
  line-height: 1.25;
}

.spojovacka-instructions {
  margin: 0 0 1.25rem;
  color: var(--spojovacka-color-muted);
  line-height: 1.55;
}

.spojovacka-column-headings,
.spojovacka-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(0.5rem, 2vw, 1rem);
}

.spojovacka-column-headings {
  padding: 0 0.25rem 0.5rem;
  color: var(--spojovacka-color-muted);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.spojovacka-rows {
  display: grid;
  gap: 0.65rem;
}

.spojovacka-statement,
.spojovacka-answer-slot {
  min-width: 0;
  border: 2px solid transparent;
  border-radius: 0.6rem;
}

.spojovacka-statement {
  display: flex;
  align-items: center;
  min-height: 3.25rem;
  padding: 0.75rem 0.9rem;
  background: #fff;
  border-color: var(--spojovacka-color-border);
  line-height: 1.4;
}

.spojovacka-answer-slot {
  display: flex;
  flex-direction: column;
}

.spojovacka-choice {
  appearance: none;
  display: flex;
  flex: 1 1 auto;
  align-items: center;
  width: 100%;
  min-height: 3.25rem;
  margin: 0;
  padding: 0.75rem 0.9rem;
  color: var(--spojovacka-color-text);
  font: inherit;
  line-height: 1.4;
  text-align: left;
  overflow-wrap: anywhere;
  cursor: pointer;
  background: #fff;
  border: 2px solid var(--spojovacka-color-border);
  border-radius: 0.6rem;
  box-shadow: 0 0.1rem 0.25rem rgb(31 41 55 / 8%);
  transition: border-color 150ms ease, box-shadow 150ms ease, transform 150ms ease;
}

.spojovacka-choice:hover {
  border-color: var(--spojovacka-color-primary);
  transform: translateY(-1px);
}

.spojovacka-choice:focus-visible,
.spojovacka-button:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--spojovacka-color-primary) 35%, transparent);
  outline-offset: 2px;
}

.spojovacka-choice.is-selected {
  border-color: var(--spojovacka-color-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--spojovacka-color-primary) 18%, transparent);
}

.spojovacka-row.is-correct .spojovacka-statement,
.spojovacka-row.is-correct .spojovacka-choice {
  color: var(--spojovacka-color-correct);
  background: var(--spojovacka-color-correct-bg);
  border-color: var(--spojovacka-color-correct);
}

.spojovacka-row.is-incorrect .spojovacka-statement,
.spojovacka-row.is-incorrect .spojovacka-choice {
  color: var(--spojovacka-color-incorrect);
  background: var(--spojovacka-color-incorrect-bg);
  border-color: var(--spojovacka-color-incorrect);
}

.spojovacka-mobile-label {
  display: none;
}

.spojovacka-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.1rem;
}

.spojovacka-button {
  appearance: none;
  min-height: 2.75rem;
  margin: 0;
  padding: 0.65rem 1rem;
  font: inherit;
  font-weight: 700;
  line-height: 1.2;
  cursor: pointer;
  border: 2px solid var(--spojovacka-color-primary);
  border-radius: 0.55rem;
  transition: background-color 150ms ease, border-color 150ms ease, color 150ms ease;
}

.spojovacka-button-check {
  color: #fff;
  background: var(--spojovacka-color-primary);
}

.spojovacka-button-check:hover {
  background: var(--spojovacka-color-primary-hover);
  border-color: var(--spojovacka-color-primary-hover);
}

.spojovacka-button-shuffle {
  color: var(--spojovacka-color-primary);
  background: #fff;
}

.spojovacka-button-shuffle:hover {
  color: #fff;
  background: var(--spojovacka-color-primary);
}

.spojovacka-status {
  min-height: 1.5em;
  margin: 0.75rem 0 0;
  color: var(--spojovacka-color-muted);
  font-weight: 700;
}

.spojovacka.is-complete .spojovacka-status {
  color: var(--spojovacka-color-correct);
}

@media (max-width: 40rem) {
  .spojovacka-column-headings {
    display: none;
  }

  .spojovacka-row {
    grid-template-columns: 1fr;
    gap: 0.35rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--spojovacka-color-border);
  }

  .spojovacka-row:last-child {
    padding-bottom: 0;
    border-bottom: 0;
  }

  .spojovacka-mobile-label {
    display: block;
    margin-bottom: 0.25rem;
    color: var(--spojovacka-color-muted);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
  }

  .spojovacka-statement,
  .spojovacka-choice {
    min-height: 0;
  }

  .spojovacka-statement,
  .spojovacka-choice {
    display: block;
  }

  .spojovacka-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

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

@media (prefers-reduced-motion: reduce) {
  .spojovacka-choice,
  .spojovacka-button {
    transition: none;
  }
}