.form-row input[type=text] {
  flex: 1;
  min-width: 0;
  padding: 9px 12px;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-size: 14px;
  font-family: 'Consolas', monospace;
  outline: none;
  transition: border-color 0.15s;
}

.result-main {
  font-size: 32px;
  font-weight: 700;
  color: #0078d4;
  font-family: 'Consolas', monospace;
  line-height: 1.2;
  word-break: break-all;
}
.result-unit {
  font-size: 15px;
  color: #5a9fd4;
  margin-left: 4px;
}
.result-sub {
  margin-top: 6px;
  font-size: 13px;
  color: #666;
}

.cidr-grid {
  margin-top: 16px;
  text-align: left;
  background: #fff;
  border: 1px solid #d0e1fb;
  border-radius: 6px;
  overflow: hidden;
}
.cidr-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 8px 14px;
  border-bottom: 1px solid #eef4fc;
}
.cidr-row:last-child { border-bottom: none; }
.cidr-row:nth-child(even) { background: #f8fbff; }
.cidr-label {
  font-size: 12px;
  color: #666;
}
.cidr-value {
  font-family: 'Consolas', monospace;
  font-size: 13px;
  font-weight: 600;
  color: #1a1a1a;
  word-break: break-all;
  text-align: right;
}

.info-block code {
  font-family: 'Consolas', monospace;
  background: #f5f5f5;
  padding: 1px 5px;
  border-radius: 3px;
  font-size: 12px;
}