/* =========================================
   ISTREV — Ring size guide
========================================= */

.size-guide-page {
  padding: 50px 0 80px;
  max-width: 900px;
}

.size-guide-head {
  text-align: center;
  margin-bottom: 40px;
}

.size-guide-head p {
  color: #6f7276;
  margin-top: 8px;
}

.size-guide-section {
  margin-bottom: 48px;
}

.size-guide-section h2 {
  margin-bottom: 6px;
}

.size-guide-methods {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 20px;
}

.size-guide-method {
  background: #f9f8f5;
  border: 1px solid #e4e1d8;
  padding: 20px;
}

.size-guide-method h3 {
  margin: 0 0 12px;
  font-size: 15px;
}

.size-guide-method ol {
  margin: 0;
  padding-inline-start: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 14px;
  color: #444;
}

.size-guide-tip {
  margin-top: 20px;
  font-size: 14px;
  color: #a15c00;
  background: #fff6e8;
  border: 1px solid #f0dcb3;
  padding: 10px 14px;
}

.size-guide-converter {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: flex-end;
  margin-top: 18px;
}

.size-guide-converter > div {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.size-guide-converter select,
.size-guide-converter input {
  padding: 10px 12px;
  border: 1px solid #d8d5cc;
  font: inherit;
  min-width: 160px;
}

.size-guide-result {
  margin-top: 24px;
  background: #f9f8f5;
  border: 1px solid #e4e1d8;
  padding: 20px;
}

.size-guide-result h3 {
  margin: 0 0 14px;
  font-size: 15px;
}

.size-guide-result-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 16px;
}

.size-guide-result-grid div {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.size-guide-result-grid span {
  font-size: 12px;
  color: #6f7276;
}

.size-guide-result-grid strong {
  font-size: 20px;
}

.size-guide-error {
  color: #b00020;
  margin: 0;
}

.size-guide-table-wrap {
  overflow-x: auto;
  margin-top: 18px;
}

.size-guide-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.size-guide-table th,
.size-guide-table td {
  padding: 9px 12px;
  border-bottom: 1px solid #e4e1d8;
  text-align: center;
}

.size-guide-table th {
  background: #f9f8f5;
  font-weight: 700;
}

.size-guide-shop-btn {
  display: inline-block;
  margin-top: 20px;
}

@media (max-width: 640px) {
  .size-guide-methods {
    grid-template-columns: 1fr;
  }

  .size-guide-converter {
    flex-direction: column;
    align-items: stretch;
  }

  .size-guide-converter select,
  .size-guide-converter input {
    min-width: 0;
  }
}