.sim-page {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 16px;
}

.sim-wrap {
  max-width: 900px;
  margin: 30px auto;
  padding: 22px;
  border: 2px solid var(--gold, #eacb57);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 8px 26px rgba(0, 0, 0, .14);
}

.sim-ctrl {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  align-items: end;
  margin: 14px 0 18px;
}

.sim-btn {
  width: 100%;
  padding: 12px;
  border: 0;
  border-radius: 10px;
  background: var(--gold, #eacb57);
  color: #111;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 900;
}

.sim-result {
  min-height: 120px;
  padding: 14px;
  border: 1px dashed #d4d4d4;
  border-radius: 10px;
  background: #f6f8f4;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  line-height: 1.9;
}

.stat-box {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 14px;
  font-weight: 900;
}

.badge {
  display: inline-block;
  padding: 2px 8px;
  border: 1px solid #ddd;
  border-radius: 999px;
}

.badge-b { background: #0b3118; color: #ffefc2; border-color: #1a4d31; }
.badge-p { background: #b12e09; color: #fff7d2; border-color: #7e1d07; }
.badge-t { background: #444; color: #fff; border-color: #222; }

.sim-wrap select {
  width: 100%;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 10px;
}

.sim-note {
  max-width: 900px;
  margin: 18px auto 40px;
  padding: 18px;
  border: 1px solid #eee;
  border-radius: 14px;
  background: #fff;
}

@media (max-width: 640px) {
  .sim-ctrl,
  .stat-box {
    grid-template-columns: 1fr;
  }
}