/* ══════════════════════════════════════════════
   COMPOUND RESEARCH PAGE — /research/{slug}/
   templates/research-compound.php
   Figma: "Helix Sequens Labs web page" · node 8595-11976
   Tokens + shared pieces (breadcrumb, how-to panel, notice)
   come from ingredients-research.css (.ir-page).
══════════════════════════════════════════════ */

.ir-research {
  --ir-surface: #F6F8F8;     /* review panel + product card */
  --ir-divider: #D8DEDD;     /* divider/300 */
}

.ir-research .screen-reader-text {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Content column: 1140 design width + gutters */
.ir-research-nav,
.ir-review-wrap,
.ir-product-wrap { max-width: 1188px; }

/* ── Back / next compound (node 8595-11978) ── */
.ir-research-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-top: 20px;
  margin-bottom: 20px;
  font-size: 12px;
  font-weight: 500;
  line-height: 1.25;
  color: var(--ir-blue);
}
.ir-research-nav-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--ir-blue);
  text-decoration: none;
  transition: color var(--ir-t);
}
.ir-research-nav-link:hover { color: var(--ir-gold); }
.ir-research-nav-name { color: var(--ir-grey-500); }

/* ── Technical review panel (node 8595-11981) ── */
.ir-review {
  display: grid;
  grid-template-columns: minmax(0, 477fr) minmax(0, 525fr);
  gap: 72px;
  align-items: center;
  padding: 35px 33px;
  background: var(--ir-surface);
  border-radius: 20px;
}
.ir-review > :only-child { grid-column: 1 / -1; }
.ir-review-pending { display: block; }
.ir-review-pending p { margin: 0; font-size: 14px; line-height: 1.5; color: var(--ir-grey-600); }
.ir-review-pending a { color: var(--ir-gold); }

/* Left: technical_review WYSIWYG */
.ir-review-left { min-width: 0; color: var(--ir-blue); }
.ir-review-eyebrow,
.ir-review-left h5,
.ir-review-left h6 {
  font-family: var(--ir-font-mono);
  font-size: 11px;
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: 0.88px;
  text-transform: uppercase;
  color: var(--ir-gold);
  margin: 0 0 10px;
}
.ir-review-left h1,
.ir-review-left h2 {
  font-family: var(--ir-font-head);
  font-size: 20px;
  font-weight: 600;
  line-height: 1.2;
  color: var(--ir-blue);
  margin: 0 0 20px;
}
.ir-review-left h3,
.ir-review-left h4 {
  font-family: var(--ir-font-head);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--ir-blue);
  margin: 20px 0 10px;
}
.ir-review-left > :first-child { margin-top: 0; }
.ir-review-left p {
  font-size: 14px;
  line-height: 1.5;
  color: var(--ir-blue);
  margin: 0 0 4px;
}
.ir-review-left p:last-child { margin-bottom: 0; }
.ir-review-left p + h3,
.ir-review-left p + h4,
.ir-review-left ul + h3,
.ir-review-left ul + h4 { margin-top: 20px; }
.ir-review-left strong,
.ir-review-left b { font-weight: 700; color: var(--ir-blue); }
.ir-review-left ul,
.ir-review-left ol {
  margin: 0 0 4px 18px;
  padding: 0;
  font-size: 13px;
  line-height: 1.5;
  color: var(--ir-blue);
}
.ir-review-left li { margin-bottom: 4px; }
.ir-review-left small { font-size: 12px; line-height: 1.5; color: var(--ir-grey-600); }
.ir-review-left a { color: var(--ir-gold); }
.ir-review-left a:hover { color: var(--ir-navy); }

/* Right: table_content rows (node 8595-12000) */
.ir-review-right {
  min-width: 0;
  background: var(--ir-white);
  border-radius: 14px;
  padding: 17px 23px;
}
.ir-review-row {
  display: grid;
  grid-template-columns: 178px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  padding: 10px;
  border-bottom: 1px solid var(--ir-divider);
}
.ir-review-row:last-child { border-bottom: 0; }
.ir-review-heading {
  font-size: 13px;
  line-height: 1.5;
  color: var(--ir-grey-500);
}
.ir-review-content { display: flex; flex-direction: column; gap: 5px; }
.ir-review-content p {
  font-size: 13px;
  line-height: 1.5;
  color: var(--ir-ink);
  margin: 0;
}
.ir-review-more { margin: 0; }
.ir-review-more summary {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  list-style: none;
  cursor: pointer;
  font-family: var(--ir-font-mono);
  font-size: 10px;
  font-weight: 500;
  line-height: 1.5;
  text-transform: uppercase;
  color: var(--ir-ink);
  transition: color var(--ir-t);
}
.ir-review-more summary:hover { color: var(--ir-gold); }
.ir-review-more summary::-webkit-details-marker { display: none; }
.ir-review-more summary span { font-size: 11px; line-height: 1; transition: transform var(--ir-t); }
.ir-review-more[open] summary span { transform: rotate(45deg); }
.ir-review-more-body {
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--ir-grey-700);
}
.ir-review-more-body p { margin: 0 0 8px; font-size: inherit; color: inherit; }
.ir-review-more-body p:last-child { margin-bottom: 0; }
.ir-review-more-body ul,
.ir-review-more-body ol { margin: 0 0 8px 18px; padding: 0; }

/* ── Product card (node 8595-12063) ── */
.ir-product-wrap { padding-top: 20px; }
.ir-product {
  display: flex;
  align-items: center;
  gap: 16px;
  width: 499px;
  max-width: 100%;
  margin: 0 auto;
  padding: 20px 30px;
  background: var(--ir-surface);
  border-radius: 24px;
}
.ir-product-media {
  flex: 0 0 190px;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 221px;
}
.ir-product-media a { display: block; }
.ir-product-media img {
  width: 190px;
  height: 221px;
  object-fit: contain;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.10));
}
.ir-product-body {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 16px;
}
.ir-product-tag {
  display: inline-flex;
  align-items: center;
  height: 24px;
  padding: 4px 15px;
  border-radius: 1000px;
  background: rgba(255, 255, 255, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.9);
  font-size: 11px;
  font-weight: 500;
  color: var(--ir-grey-700);
  white-space: nowrap;
}
.ir-product-name {
  font-family: var(--ir-font-head);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.25;
  color: var(--ir-blue);
  margin: 0;
}
.ir-product-name a { color: inherit; text-decoration: none; }
.ir-product-name a:hover { color: var(--ir-gold); }
.ir-product-subtext {
  font-size: 12px;
  line-height: 1.25;
  color: var(--ir-grey-700);
  margin: -11px 0 0;
}
.ir-product-price {
  font-family: var(--ir-font-mono);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.3;
  color: var(--ir-blue);
  margin: 0;
}
.ir-product-price del { color: var(--ir-grey-400); font-weight: 400; font-size: 13px; margin-right: 6px; }
.ir-product-price ins { text-decoration: none; }
.ir-product-note {
  display: inline-flex;
  align-items: center;
  padding: 5px 10px;
  border-radius: 20px;
  background: var(--ir-white);
  font-size: 11px;
  font-weight: 500;
  line-height: 1.2;
  color: #393E42;
  margin: 0;
  white-space: nowrap;
}
.ir-product-note .woocommerce-Price-amount { font-weight: 500; }

/* ── Buttons ── */
.ir-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-width: 130px;
  padding: 10px 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-family: var(--ir-font-body);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.25;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--ir-t), color var(--ir-t), border-color var(--ir-t);
}
.ir-btn-primary { background: var(--ir-blue); border-color: var(--ir-blue); color: var(--ir-white); }
.ir-btn-primary:hover { background: var(--ir-navy); border-color: var(--ir-navy); color: var(--ir-white); }
.ir-btn-disabled { background: var(--ir-grey-200); border-color: var(--ir-grey-200); color: var(--ir-grey-600); cursor: default; }

/* ── Responsive ── */
@media (max-width: 1000px) {
  .ir-review { grid-template-columns: 1fr; gap: 28px; padding: 28px 24px; align-items: start; }
  .ir-review-right { padding: 8px 16px; }
}
@media (max-width: 640px) {
  .ir-research-nav { flex-direction: column; align-items: flex-start; gap: 8px; }
  .ir-review { padding: 22px 18px; border-radius: 16px; }
  .ir-review-row { grid-template-columns: 1fr; gap: 6px; padding: 12px 0; }
  .ir-product { flex-direction: column; gap: 12px; padding: 22px 20px; border-radius: 16px; }
  .ir-product-media { flex-basis: auto; height: auto; }
  .ir-product-media img { width: 150px; height: 175px; }
  .ir-product-note { white-space: normal; text-align: center; }
  .ir-product .ir-btn { width: 100%; }
}