.prefix-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(9.5rem, 1fr));
  gap: 0.45rem;
  margin-bottom: 0.85rem;
}

.prefix-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.55rem 0.65rem;
  background: var(--surface2);
  font-size: 0.85rem;
}

.prefix-card code {
  display: block;
  font-size: 0.82rem;
  font-weight: 650;
  margin-bottom: 0.25rem;
  color: var(--accent);
}

.prefix-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
}

.form-grid {
  display: grid;
  gap: 0.45rem;
  margin-bottom: 0.65rem;
}

.form-grid label {
  font-size: 0.85rem;
  color: var(--muted);
}

.form-grid input,
.form-grid select {
  font-family: var(--mono);
  font-size: 0.85rem;
  padding: 0.45rem 0.55rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
}

.action-grid {
  display: grid;
  gap: 0.45rem;
}

.action-grid button {
  font-family: var(--mono);
  font-size: 0.8rem;
  text-align: left;
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  cursor: pointer;
}

.action-grid button:hover { border-color: var(--accent); }
.action-grid button:disabled { opacity: 0.45; cursor: not-allowed; }

.verdict {
  font-family: var(--mono);
  font-size: 0.85rem;
  padding: 0.55rem 0.65rem;
  border-radius: 8px;
  border: 1px solid var(--line);
  margin-bottom: 0.65rem;
  min-height: 2.5rem;
}

.verdict.ok {
  color: #047857;
  border-color: #047857;
  background: color-mix(in srgb, #047857 8%, transparent);
}

.verdict.bad {
  color: var(--err);
  border-color: var(--err);
  background: color-mix(in srgb, var(--err) 8%, transparent);
}

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

.branch-list,
.log-box,
.base-box {
  font-family: var(--mono);
  font-size: 0.8rem;
  margin: 0;
  padding: 0.65rem 0.75rem;
  background: #1a222c;
  color: #e8eef4;
  border-radius: 8px;
  border: 1px solid var(--line);
  white-space: pre-wrap;
  word-break: break-word;
}

.branch-list { min-height: 7rem; max-height: 12rem; overflow: auto; }
.log-box { min-height: 6rem; max-height: 10rem; overflow: auto; }
.base-box { min-height: 3.5rem; }

.branch-list .ok { color: #8fd4a8; }
.branch-list .bad { color: #f5a8a8; }
.branch-list .empty { color: #7a8a9a; }
.branch-list .main { color: #f0c674; font-weight: 650; }

.log-box .ok { color: #8fd4a8; }
.log-box .warn { color: #f0c674; }
.log-box .err { color: #f5a8a8; }
.log-box .muted { color: #7a8a9a; }

.scenario-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.75rem 0.85rem;
  background: var(--surface2);
  margin-bottom: 0.75rem;
}

.scenario-card h3 {
  margin: 0 0 0.35rem;
  font-size: 0.95rem;
}

.scenario-card p {
  margin: 0 0 0.55rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.choice-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.choice-row button {
  font-family: var(--mono);
  font-size: 0.78rem;
  padding: 0.35rem 0.5rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  cursor: pointer;
}

.choice-row button:hover { border-color: var(--accent); }
.choice-row button.is-picked {
  border-color: var(--accent);
  color: var(--accent);
  font-weight: 650;
}
.choice-row button.is-correct { border-color: #047857; color: #047857; }
.choice-row button.is-wrong { border-color: var(--err); color: var(--err); }

.nav-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-bottom: 0.55rem;
}

.nav-row button {
  font-family: var(--mono);
  font-size: 0.72rem;
  padding: 0.25rem 0.4rem;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--surface);
  cursor: pointer;
}

.nav-row button.is-active {
  border-color: var(--accent);
  color: var(--accent);
  font-weight: 650;
}

.status-row {
  font-family: var(--mono);
  font-size: 0.85rem;
  margin: 0 0 0.55rem;
  color: var(--muted);
}

.status-row strong { color: var(--text); }

.cheat-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.cheat-table th,
.cheat-table td {
  text-align: left;
  padding: 0.4rem 0.45rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.hint-list {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.hint-list li { margin: 0.35rem 0; }

.rules-list {
  margin: 0;
  padding-left: 1.1rem;
  font-size: 0.88rem;
  color: var(--muted);
}

.rules-list li { margin: 0.3rem 0; }
.rules-list code { font-size: 0.82rem; }