body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #eef2f7;
  color: #333;
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow-y: auto;
}

.skt-story {
  display: flex;
  align-items: center;
  gap: 16px;
  background: white;
  margin: 20px 24px 0 24px;
  padding: 18px 22px;
  border-radius: 16px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}

.skt-story__mascot {
  font-size: 3rem;
  flex-shrink: 0;
}

.skt-story__text {
  font-size: 1.05rem;
  line-height: 1.5;
  color: #2f3542;
}

.skt-instruction {
  margin: 16px 24px 0 24px;
  padding: 14px 20px;
  background: #e8edff;
  border-left: 5px solid var(--pg-primary);
  border-radius: 8px;
  font-weight: 600;
  color: #2f3542;
}

.skt-playground {
  flex: 1;
  margin: 20px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  min-height: 140px;
}

.skt-playground textarea,
.skt-playground input[type="text"] {
  width: 100%;
  max-width: 500px;
  font-size: 1.2rem;
  padding: 14px;
  border-radius: 10px;
  border: 2px solid #ccd3e0;
  font-family: inherit;
  box-sizing: border-box;
}

.skt-playground textarea {
  min-height: 90px;
  resize: none;
}

.skt-hint {
  font-size: 0.85rem;
  color: #888;
}

.skt-feedback {
  min-height: 30px;
  text-align: center;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--pg-success);
  margin: 0 24px;
}

.skt-skip {
  background: none;
  border: none;
  color: #999;
  font-size: 0.85rem;
  cursor: pointer;
  text-decoration: underline;
}

.skt-manual-icon {
  font-size: 3.5rem;
}

.skt-toast {
  display: inline-block;
  padding: 10px 20px;
  background: white;
  border-radius: 30px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
  font-weight: 600;
  animation: sktPop 0.3s ease;
}

@keyframes sktPop {
  0%   { transform: scale(0.5); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.skt-tab-demo {
  display: flex;
  gap: 8px;
  align-items: center;
}

.skt-tab-demo__tab {
  padding: 8px 16px;
  background: #dfe4ec;
  border-radius: 8px 8px 0 0;
  font-size: 0.9rem;
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.skt-tab-demo__tab.closing {
  opacity: 0;
  transform: translateY(10px) scale(0.8);
}

.skt-warning {
  background: #fff4e5;
  border-left: 5px solid #f5a623;
  padding: 12px 18px;
  border-radius: 8px;
  font-size: 0.95rem;
  color: #7a5000;
  max-width: 480px;
}

/* Kombi-Übungen */
.skt-combo-layout {
  flex: 1;
  display: flex;
  gap: 20px;
  margin: 20px 24px;
  align-items: stretch;
}

.skt-combo-main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
}

.skt-combo-main textarea {
  flex: 1;
  max-width: 320px;
  min-height: 140px;
  font-size: 1.1rem;
  padding: 14px;
  border-radius: 10px;
  border: 2px solid #ccd3e0;
  font-family: inherit;
  resize: none;
  box-sizing: border-box;
}

.skt-combo-main textarea[readonly] {
  background: #f5f7fa;
}

.skt-combo-arrow {
  font-size: 2rem;
  color: var(--pg-primary);
  flex-shrink: 0;
}

.skt-combo-info {
  width: 240px;
  flex-shrink: 0;
  background: white;
  border-radius: 14px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
  padding: 18px 20px;
}

.skt-combo-info h3 {
  margin: 0 0 12px 0;
  font-size: 1rem;
  color: #2f3542;
}

.skt-combo-info ul {
  list-style: none;
  margin: 0 0 14px 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.9rem;
  color: #444;
}

.skt-combo-info ul strong {
  color: var(--pg-primary);
  margin-right: 6px;
}

.skt-combo-info__hint {
  font-size: 0.8rem;
  color: #888;
  margin: 0;
}

/* Übersicht */
.skt-overview-wrap {
  width: 100%;
  max-width: 800px;
  max-height: 55vh;
  overflow-y: auto;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}

.skt-overview-table {
  width: 100%;
  border-collapse: collapse;
  background: white;
  font-size: 0.9rem;
}

.skt-overview-table th,
.skt-overview-table td {
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid #eee;
}

.skt-overview-table th {
  background: #2f3542;
  color: white;
  position: sticky;
  top: 0;
}

.skt-overview-table td:first-child {
  font-weight: 700;
  color: var(--pg-primary);
  white-space: nowrap;
}

.skt-overview-table tr:nth-child(even) td {
  background: #f8f9fb;
}