.grade-card {
  display: grid;
  grid-template-columns: minmax(220px, .7fr) minmax(320px, 1.3fr);
  gap: 14px 28px;
  padding: 20px 24px;
  border: 1px solid #d8e0e8;
  border-left: 5px solid #9a5a00;
  border-radius: 10px;
  background: #fff;
}
.grade-card h2 { margin: 3px 0 0; font-size: 32px; }
.grade-card > p { margin: 4px 0 0; color: #34445b; align-self: center; }
.grade-confirmed { border-left-color: #177245; }
.grade-comparison {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.grade-comparison > div {
  display: grid;
  grid-template-columns: 60px 1fr;
  padding: 11px 14px;
  border-radius: 7px;
  background: #f5f8fa;
}
.grade-comparison span { font-weight: 700; }
.grade-comparison small { grid-column: 2; margin-top: 5px; color: #5e6b78; }
.moisture-alert { grid-column: 1 / -1; margin: 0; padding: 12px 14px; border-radius: 7px; background: #fff0d8; color: #754500; }
.moisture-ok { grid-column: 1 / -1; margin: 0; padding: 12px 14px; border-radius: 7px; background: #e0f3e9; color: #177245; }
.certificate-action { display: flex; align-items: center; gap: 12px; margin: 0; }
.certificate-action button { min-height: 42px; border: 0; border-radius: 7px; padding: 0 18px; background: #0b5da8; color: #fff; font-weight: 700; cursor: pointer; }
.certificate-action span { color: #5e6b78; font-size: 13px; }
@media (max-width: 760px) {
  .grade-card, .grade-comparison { grid-template-columns: 1fr; }
  .grade-comparison { grid-column: auto; }
}