/* ══════════════════════════════════════════════
   INGREDIENTS & RESEARCH
   page-templates/ingredients-research.php
   + shared tokens for templates/research-compound.php
   Figma: "Helix Sequens Labs web page" · node 8595-10965
══════════════════════════════════════════════ */
.ir-page {
  /* Figma styles */
  --ir-navy: #2A5F7F;        /* Primary/700 */
  --ir-ink: #000916;         /* Text/Main_black */
  --ir-blue: #1B2F36;        /* Text/Main_blue */
  --ir-gold: #B4892F;        /* Secondary/600 */
  --ir-gold-light: #D2A649;  /* Secondary/500 */
  --ir-cream: #F9F8F6;       /* Secondary/50 */
  --ir-grey-700: #4D555B;    /* Neutrals/Dark/700 */
  --ir-grey-600: #66727B;    /* Neutrals/Dark/600 */
  --ir-grey-500: #818E97;    /* Neutrals/Dark/500 */
  --ir-grey-400: #A3ACB3;    /* Neutrals/Dark/400 */
  --ir-grey-200: #DCDEE0;    /* Neutrals/Dark/200 */
  --ir-panel: #F7F7F8;
  --ir-white: #FFFFFF;

  --ir-font-head: 'Plus Jakarta Sans', var(--e-global-typography-primary-font-family, 'DM Sans'), sans-serif;
  --ir-font-body: 'Inter', var(--e-global-typography-text-font-family, 'DM Sans'), sans-serif;
  --ir-font-mono: 'IBM Plex Mono', 'SFMono-Regular', Menlo, Consolas, monospace;

  --ir-t: 0.2s ease;

  font-family: var(--ir-font-body);
  color: var(--ir-ink);
  -webkit-font-smoothing: antialiased;
}
.ir-page *,
.ir-page *::before,
.ir-page *::after { box-sizing: border-box; }
.ir-page [hidden] { display: none !important; }

/* ── Layout ── */
.ir-wrap {
  max-width: 1368px;            /* 1320 design width + 24px gutters */
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}
.ir-groups,
.ir-howto,
.ir-notice-inner { max-width: 1190px; margin-left: auto; margin-right: auto; }

/* ── Breadcrumb ── */
.ir-breadcrumb {
  padding-top: 24px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--ir-grey-500);
}
.ir-breadcrumb a { color: var(--ir-grey-500); text-decoration: none; }
.ir-breadcrumb a:hover { color: var(--ir-blue); }
.ir-breadcrumb .sep { margin: 0 8px; }
.ir-breadcrumb .current { color: var(--ir-blue); font-weight: 500; }

/* ── Hero (node 8595-11404): full-bleed gradient, title centred ── */
.ir-hero {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 330px;
  padding: 39px 24px 35px;
  border-radius: 60px 60px 0 0;
  background: linear-gradient(180deg, #FFFFFF 0%, #7EAAD7 100%);
  text-align: center;
}
.ir-hero-inner { width: 100%; max-width: 1142px; margin: 0 auto; }
.ir-title {
  font-family: var(--ir-font-head);
  font-size: 48px;
  font-weight: 600;
  line-height: 1.2;
  color: var(--ir-ink);
  margin: 0;
}
.ir-subtitle {
  max-width: 720px;
  margin: 12px auto 0;
  font-size: 16px;
  line-height: 1.5;
  color: var(--ir-blue);
}

/* Search bar straddles the hero's bottom edge */
.ir-search-wrap {
  position: relative;
  z-index: 1;
  margin-top: -24px;
}
.ir-search {
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: 780px;
  margin: 0 auto;
  padding: 0 22px;
  height: 48px;
  background: var(--ir-white);
  border: 1px solid var(--ir-grey-200);
  border-radius: 999px;
  box-shadow: 0 4px 16px rgba(0, 9, 22, 0.08);
  color: var(--ir-grey-500);
  transition: border-color var(--ir-t), box-shadow var(--ir-t);
}
.ir-search:focus-within {
  border-color: var(--ir-navy);
  box-shadow: 0 0 0 3px rgba(42, 95, 127, 0.12);
}
.ir-search svg { flex: 0 0 auto; }
.ir-search input {
  flex: 1 1 auto;
  min-width: 0;
  height: 100%;
  border: 0;
  outline: 0;
  background: transparent;
  font-family: var(--ir-font-body);
  font-size: 15px;
  color: var(--ir-ink);
  padding: 0;
  margin: 0;
}
.ir-page .ir-search input,
.ir-page .ir-search input:hover,
.ir-page .ir-search input:focus,
.ir-page .ir-search input:focus-visible,
.ir-page .ir-search input:active {
  background: transparent !important;
  border: 0 !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  outline: none !important;
  padding: 0 !important;
  margin: 0 !important;
  color: var(--ir-ink) !important;
}
.ir-search input::placeholder { color: var(--ir-grey-400); }
.ir-search input::-webkit-search-cancel-button { -webkit-appearance: none; }

/* ── Optional editor content ── */
.ir-content { padding-top: 48px; }
.ir-content-inner {
  max-width: 820px;
  margin: 0 auto;
  font-size: 16px;
  line-height: 1.7;
  color: var(--ir-grey-700);
}
.ir-content-inner h2,
.ir-content-inner h3,
.ir-content-inner h4 { font-family: var(--ir-font-head); color: var(--ir-ink); font-weight: 600; line-height: 1.2; margin: 28px 0 10px; }
.ir-content-inner > :first-child { margin-top: 0; }
.ir-content-inner p { margin: 0 0 14px; }
.ir-content-inner a { color: var(--ir-gold); }

/* ── Quality stat strip (node 8595-10967) ── */
.ir-catalog { padding-top: 60px; scroll-margin-top: 110px; }
.ir-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 32px;
  padding: 36px 48px;
  background: var(--ir-navy);
  border-radius: 20px;
}
.ir-stat { display: flex; flex-direction: column; gap: 8px; max-width: 236px; }
.ir-stat-label {
  font-family: var(--ir-font-mono);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: var(--ir-gold-light);
}
.ir-stat-value {
  font-family: var(--ir-font-head);
  font-size: 24px;
  font-weight: 600;
  line-height: 1.2;
  color: var(--ir-white);
  text-decoration: none;
}
a.ir-stat-value:hover { color: var(--ir-gold-light); }
.ir-stat-text {
  font-size: 14px;
  line-height: 1.5;
  color: var(--ir-white);
  opacity: 0.72;
}
.ir-stat-text-short { display: none; }

/* ── Category filter pills (node 8595-10986) ── */
.ir-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 11px;
  padding: 8px 0;
  margin: 40px 0 20px;
}
.ir-filter {
  display: inline-flex;
  align-items: center;
  padding: 10px 25px;
  border: 1px solid var(--ir-grey-400);
  border-radius: 65px;
  background: var(--ir-white);
  font-family: var(--ir-font-body);
  font-size: 14px;
  line-height: 1.5;
  color: var(--ir-grey-400);
  white-space: nowrap;
  cursor: pointer;
  transition: color var(--ir-t), border-color var(--ir-t), background var(--ir-t);
}
/* Specificity is raised so Elementor's global kit `button:hover`
   (red background) can't override the pill hover state. */
.ir-page .ir-filters button.ir-filter:hover {
  background: var(--ir-cream);
  border-color: var(--ir-navy);
  color: var(--ir-navy);
}
.ir-page .ir-filters button.ir-filter.is-active,
.ir-page .ir-filters button.ir-filter.is-active:hover {
  background: var(--ir-white);
  border-color: var(--ir-blue);
  color: #012827;
}
.ir-filter:focus-visible { outline: 2px solid var(--ir-navy); outline-offset: 2px; }

/* ── Category groups (node 8595-11001) ── */
.ir-groups { display: flex; flex-direction: column; gap: 40px; }
.ir-group-head { margin-bottom: 14px; }
.ir-group-title {
  font-family: var(--ir-font-head);
  font-size: 20px;
  font-weight: 600;
  line-height: 1.2;
  color: var(--ir-ink);
  margin: 0;
}
.ir-group-count {
  font-size: 14px;
  line-height: 1.5;
  color: var(--ir-grey-500);
  margin: 5px 0 0;
}
.ir-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px 21px;
}

/* ── Compound card (node 8595-11007) ── */
.ir-card {
  display: flex;
  flex-direction: column;
  min-height: 176px;
  padding: 20px 20px 8px;
  background: var(--ir-white);
  border: 1px solid var(--ir-grey-200);
  border-radius: 12px;
  color: inherit;
  text-decoration: none;
  transition: border-color var(--ir-t), box-shadow var(--ir-t), transform var(--ir-t);
}
.ir-card:hover,
.ir-card:focus-visible {
  border-color: var(--ir-grey-400);
  box-shadow: 0 8px 24px rgba(0, 9, 22, 0.06);
  transform: translateY(-2px);
  color: inherit;
}
.ir-card:focus-visible { outline: 2px solid var(--ir-navy); outline-offset: 2px; }
.ir-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.ir-card-title {
  min-width: 0;
  font-family: var(--ir-font-head);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.2;
  text-transform: uppercase;
  color: var(--ir-ink);
  margin: 0;
  overflow-wrap: anywhere;
}
.ir-code {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  height: 22px;
  padding: 0 10px;
  border-radius: 11px;
  background: var(--ir-cream);
  font-family: var(--ir-font-mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.21px;
  color: var(--ir-gold);
  white-space: nowrap;
}
.ir-card-summary {
  font-size: 14px;
  line-height: 1.5;
  color: var(--ir-grey-700);
  margin: 12px 0 0;
}
.ir-card-foot {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: auto;
  padding-top: 15px;
}
.ir-sizes {
  min-height: 14px;
  font-family: var(--ir-font-mono);
  font-size: 10.5px;
  line-height: 1.3;
  color: var(--ir-grey-500);
}
.ir-more {
  font-size: 12px;
  font-weight: 500;
  line-height: 1.25;
  color: var(--ir-gold);
  transition: color var(--ir-t);
}
.ir-card:hover .ir-more { color: var(--ir-navy); }
.ir-empty,
.ir-no-results {
  text-align: center;
  color: var(--ir-grey-500);
  font-size: 15px;
  padding: 40px 0 0;
  margin: 0;
}

/* ── How to read this page (node 8595-11286) ── */
.ir-howto-wrap { padding-top: 60px; }
.ir-howto {
  padding: 28px 30px;
  background: var(--ir-panel);
  border-radius: 20px;
}
.ir-howto-title {
  font-family: var(--ir-font-head);
  font-size: 20px;
  font-weight: 600;
  line-height: 1.2;
  color: var(--ir-blue);
  margin: 0 0 16px;
}
.ir-howto-cols {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px;
}
.ir-howto-label {
  font-size: 13px;
  font-weight: 700;
  line-height: 1.5;
  text-transform: uppercase;
  color: var(--ir-gold);
  margin: 0;
}
.ir-howto-text {
  font-size: 16px;
  line-height: 1.5;
  color: var(--ir-ink);
  margin: 0;
}

/* ── Trust bar (node 8595-11296) ── */
.ir-trust { padding-top: 60px; }
.ir-trust-list {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px 32px;
  margin: 0;
  padding: 0 25px;
  list-style: none;
}
.ir-trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.2;
  color: var(--ir-blue);
}
.ir-trust-item img {
  display: block;
  width: auto;
  height: 40px;
  flex: 0 0 auto;
}
.ir-trust-item img.ir-trust-icon-tall { height: 46px; }

/* ── Research-use-only notice (node 8595-11353) ── */
.ir-notice { padding: 60px 24px; }
.ir-notice-inner {
  max-width: 1142px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--ir-grey-600);
}
.ir-notice-inner p { margin: 0 0 21px; }
.ir-notice-inner p:last-child { margin-bottom: 0; }
.ir-notice-inner a { color: var(--ir-gold); text-decoration: underline; }
.ir-notice-inner a:hover { color: var(--ir-navy); }

/* ── Responsive ── */
@media (max-width: 1100px) {
  .ir-hero { min-height: 280px; border-radius: 40px 40px 0 0; }
  .ir-title { font-size: 40px; }
  .ir-trust-list { justify-content: center; }
  .ir-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); padding: 32px 36px; }
  .ir-stat { max-width: none; }
  .ir-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 860px) {
  .ir-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ir-howto-cols { grid-template-columns: 1fr; gap: 20px; }
}
@media (max-width: 640px) {
  .ir-wrap { padding-left: 16px; padding-right: 16px; }
  .ir-hero { min-height: 200px; padding: 28px 16px 24px; border-radius: 28px 28px 0 0; }
  .ir-title { font-size: 30px; }
  .ir-search-wrap { margin-top: -22px; }
  .ir-search { height: 44px; padding: 0 18px; }
  .ir-catalog { padding-top: 40px; }
  /* Stat strip, mobile (node 8595-11501): 2×2 grid, compact type */
  .ir-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 15px;
    padding: 24px 15px;
    border-radius: 18px;
  }
  .ir-stat { gap: 2px; }
  .ir-stat-label { font-size: 11px; letter-spacing: 0.55px; color: var(--ir-gold); }
  .ir-stat-value { font-size: 16px; font-weight: 700; }
  .ir-stat-text { font-size: 11px; line-height: normal; }
  .ir-stat-text-full { display: none; }
  .ir-stat-text-short { display: inline; }
  .ir-filters {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    margin: 28px -16px 16px;
    padding: 8px 16px;
  }
  .ir-filters::-webkit-scrollbar { display: none; }
  .ir-filter { flex: 0 0 auto; }
  /* Category groups, mobile (node 8595-11538): each group's cards form a
     horizontal, edge-to-edge scroll row of fixed-width cards. */
  .ir-groups { gap: 40px; }
  .ir-group-head { margin-bottom: 14px; }
  .ir-group-title { font-size: 18px; }
  .ir-grid {
    display: flex;
    gap: 21px;
    margin: 0 -16px;
    padding: 4px 16px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x proximity;
    scroll-padding-left: 16px;
    scrollbar-width: none;
  }
  .ir-grid::-webkit-scrollbar { display: none; }
  .ir-card {
    flex: 0 0 282px;
    width: 282px;
    min-height: 176px;
    scroll-snap-align: start;
  }
  .ir-card:hover,
  .ir-card:focus-visible { transform: none; }
  .ir-card-title { font-size: 15px; }
  .ir-howto-wrap { padding-top: 40px; }
  .ir-howto { padding: 22px 20px; border-radius: 16px; }
  .ir-trust { padding-top: 40px; }
  .ir-trust-list { gap: 16px 24px; padding: 0; }
  .ir-trust-item { font-size: 14px; }
  .ir-trust-item img { height: 32px; }
  .ir-trust-item img.ir-trust-icon-tall { height: 36px; }
  .ir-notice { padding: 40px 16px; }
}