.cart-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 24px;
  align-items: start;
}

.cart-summary {
  position: sticky;
  top: calc(var(--header-height) + 24px);
}

.cart-price {
  margin: 22px 0;
  padding: 18px;
  border-radius: 18px;
  background: var(--slate-50);
  border: 1px solid var(--slate-200);
}

.cart-price strong {
  display: block;
  color: var(--blue-950);
  font-size: 2rem;
  line-height: 1;
}

.cart-price span {
  display: block;
  color: var(--slate-500);
  font-weight: 800;
  margin-top: 4px;
}

.cart-choice-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.cart-choice {
  display: flex;
  gap: 10px;
  min-height: 96px;
  padding: 14px;
  border: 1px solid var(--slate-200);
  border-radius: 14px;
  background: #fff;
  cursor: pointer;
}

.cart-choice:has(input:checked) {
  border-color: rgba(14, 165, 233, .55);
  background: rgba(14, 165, 233, .08);
}

.cart-choice input {
  width: 18px;
  min-width: 18px;
  margin-top: 2px;
}

.cart-choice strong,
.cart-choice small {
  display: block;
}

.cart-choice strong {
  color: var(--blue-950);
  font-size: .95rem;
  line-height: 1.25;
}

.cart-choice small {
  color: var(--slate-500);
  font-size: .82rem;
  font-weight: 750;
  line-height: 1.35;
  margin-top: 5px;
}

.cart-note,
.cart-next-step {
  margin-top: 22px;
  padding: 16px;
  border-radius: 18px;
  background: rgba(14, 165, 233, .08);
  border: 1px solid rgba(14, 165, 233, .18);
  color: var(--slate-700);
  font-weight: 700;
}

.cart-next-step h3 {
  margin: 0 0 8px;
  color: var(--blue-950);
  font-size: 1.1rem;
}

.cart-next-step p {
  margin: 8px 0 0;
}

.summary-list {
  display: grid;
  gap: 10px;
  margin: 24px 0;
}

.summary-list div,
.summary-total-line {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 12px 0;
  border-bottom: 1px solid var(--slate-200);
}

.summary-list span,
.summary-total-line span {
  color: var(--slate-500);
  font-weight: 750;
}

.summary-list strong,
.summary-total-line strong {
  color: var(--blue-950);
  text-align: right;
}

.summary-grand-total {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 2px solid var(--blue-900);
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: end;
}

.summary-grand-total span {
  color: var(--slate-600);
  font-weight: 850;
}

.summary-grand-total strong {
  color: var(--blue-950);
  font-size: 1.8rem;
  line-height: 1;
  text-align: right;
}

.diagnostic-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  margin-bottom: 24px;
}

.diagnostic-grid-three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.diagnostic-panel,
.diagnostic-details {
  margin-top: 24px;
}

.diagnostic-details summary {
  cursor: pointer;
  color: var(--blue-950);
  font-weight: 900;
}

.diagnostic-table-wrap {
  overflow-x: auto;
  margin-top: 22px;
}

.diagnostic-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

.diagnostic-table th,
.diagnostic-table td {
  padding: 13px 12px;
  border-bottom: 1px solid var(--slate-200);
  text-align: left;
  vertical-align: top;
}

.diagnostic-table th {
  color: var(--slate-500);
  font-size: .78rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.diagnostic-table td {
  color: var(--slate-700);
  font-weight: 700;
}

.diagnostic-table td strong,
.diagnostic-table td span {
  display: block;
}

.diagnostic-table td span {
  color: var(--slate-500);
  font-size: .82rem;
  margin-top: 2px;
}

.diagnostic-link {
  color: var(--blue-800);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.diagnostic-link:hover {
  color: var(--orange-600);
}

.diagnostic-status {
  display: inline-flex !important;
  width: max-content;
  padding: 6px 9px;
  border-radius: 999px;
  font-size: .78rem !important;
  font-weight: 900;
}

.diagnostic-ok {
  background: #dcfce7;
  color: #166534 !important;
}

.diagnostic-warn {
  background: #fef3c7;
  color: #92400e !important;
}

.diagnostic-bad {
  background: #fee2e2;
  color: #991b1b !important;
}

.diagnostic-actions {
  display: grid;
  gap: 8px;
  min-width: 260px;
}

.diagnostic-note {
  width: 100%;
  min-height: 38px;
  border: 1px solid var(--slate-200);
  border-radius: 12px;
  padding: 8px 10px;
  color: var(--slate-800);
  background: #fff;
  font-size: .86rem;
}

.diagnostic-note:focus {
  outline: none;
  border-color: var(--cyan-500);
  box-shadow: 0 0 0 4px rgba(14, 165, 233, .12);
}

.diagnostic-action-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.btn-mini {
  min-height: 34px;
  padding: 7px 10px;
  font-size: .78rem;
  box-shadow: none;
}

.diagnostic-row-notes {
  margin-top: 8px;
}

.diagnostic-row-notes summary {
  cursor: pointer;
  color: var(--blue-800);
  font-size: .82rem;
  font-weight: 900;
}

.diagnostic-row-notes pre {
  margin: 8px 0 0;
  padding: 10px;
  max-width: 360px;
  max-height: 180px;
  overflow: auto;
  border-radius: 12px;
  background: var(--slate-50);
  border: 1px solid var(--slate-200);
  color: var(--slate-700);
  font-size: .78rem;
  white-space: pre-wrap;
}

@media (max-width: 900px) {
  .cart-layout {
    grid-template-columns: 1fr;
  }

  .diagnostic-grid {
    grid-template-columns: 1fr;
  }

  .cart-choice-grid {
    grid-template-columns: 1fr;
  }

  .cart-summary {
    position: static;
  }

  .summary-list div,
  .summary-total-line,
  .summary-grand-total {
    display: grid;
    gap: 4px;
  }

  .summary-list strong,
  .summary-total-line strong,
  .summary-grand-total strong {
    text-align: left;
  }
}