/**
 * Research Lab engagement — reading paths + paper literacy notes.
 */

/* —— Reading paths (hub) —— */
.dm-rlab-paths {
  padding: clamp(2.25rem, 5vw, 3rem) 0;
  background:
    radial-gradient(ellipse 72% 52% at 50% -12%, rgba(47, 87, 239, 0.07), transparent 55%),
    linear-gradient(180deg, rgba(249, 250, 255, 0.98) 0%, rgba(255, 255, 255, 0.92) 100%);
  border-top: 1px solid rgba(15, 23, 42, 0.06);
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

.dm-rlab-paths__intro {
  position: relative;
  max-width: 44rem;
  margin-bottom: clamp(2rem, 4.5vw, 2.85rem);
  padding: clamp(1.65rem, 4vw, 2.5rem) clamp(1.35rem, 4vw, 2.25rem);
  text-align: center;
  border-radius: 1.125rem;
  border: 1px solid rgba(15, 23, 42, 0.072);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.97) 0%, rgba(249, 251, 255, 0.94) 55%, rgba(245, 248, 255, 0.9) 100%);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.88) inset,
    0 14px 44px rgba(25, 35, 53, 0.055),
    0 0 0 1px rgba(47, 87, 239, 0.04);
}

.dm-rlab-paths__intro::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: radial-gradient(ellipse 85% 120% at 50% -40%, rgba(47, 87, 239, 0.09), transparent 52%);
}

.dm-rlab-paths__intro > * {
  position: relative;
}

.dm-rlab-paths__kicker.dm-kicker {
  display: inline-block !important;
  width: auto;
  margin-bottom: 1rem !important;
  padding: 0.38rem 1rem;
  border-radius: 999px;
  letter-spacing: 0.13em !important;
  color: var(--hs-primary-dark, #2446d4) !important;
  background: color-mix(in srgb, var(--hs-primary, #2f57ef) 11%, transparent);
  border: 1px solid color-mix(in srgb, var(--hs-primary, #2f57ef) 18%, transparent);
}

.dm-rlab-paths__title {
  font-size: clamp(1.38rem, 2.9vw, 1.75rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.22;
  color: var(--hs-heading, #192335);
  margin: 0 auto 1rem;
  max-width: 34rem;
  text-wrap: balance;
}

.dm-rlab-paths__lede {
  font-size: clamp(0.9375rem, 2vw, 1.0625rem);
  line-height: 1.68;
  letter-spacing: -0.01em;
  color: var(--hs-body, #6b7385);
  margin: 0 auto;
  max-width: 38rem;
  text-wrap: balance;
}

.dm-rlab-paths__intro-accent {
  width: min(5rem, 28%);
  height: 3px;
  margin: 1.35rem auto 0;
  border-radius: 999px;
  background: linear-gradient(
    90deg,
    transparent,
    color-mix(in srgb, var(--hs-primary, #2f57ef) 55%, transparent),
    transparent
  );
  opacity: 0.85;
}

.dm-rlab-paths__grid {
  display: grid;
  gap: 1rem;
}

@media (min-width: 768px) {
  .dm-rlab-paths__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.15rem;
  }
}

.dm-rlab-path-card {
  height: 100%;
  display: flex;
  flex-direction: column;
  padding: 1.15rem 1.2rem;
  border-radius: 1rem;
  border: 1px solid rgba(15, 23, 42, 0.08);
  background: var(--hs-white, #fff);
  box-shadow: 0 4px 18px rgba(25, 35, 53, 0.05);
}

.dm-rlab-path-card__top {
  margin-bottom: 0.85rem;
}

.dm-rlab-path-card__meta {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--hs-primary-dark, #2446d4);
  margin: 0 0 0.35rem;
}

.dm-rlab-path-card__heading {
  font-size: 1.0625rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.25;
  color: var(--hs-heading, #192335);
  margin: 0 0 0.35rem;
}

.dm-rlab-path-card__sub {
  font-size: 0.8125rem;
  line-height: 1.45;
  color: var(--hs-body, #6b7385);
  margin: 0;
}

.dm-rlab-path-card__papers {
  list-style: none;
  padding: 0;
  margin: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.dm-rlab-path-card__papers li {
  margin: 0;
}

.dm-rlab-path-card__link {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  text-decoration: none;
  color: inherit;
  padding: 0.35rem 0;
  border-radius: 0.5rem;
  transition: background 0.15s ease;
}

.dm-rlab-path-card__link:hover {
  background: rgba(47, 87, 239, 0.06);
}

.dm-rlab-path-card__step {
  flex-shrink: 0;
  width: 1.35rem;
  height: 1.35rem;
  border-radius: 0.35rem;
  background: color-mix(in srgb, var(--hs-primary, #2f57ef) 14%, transparent);
  color: var(--hs-primary-dark, #2446d4);
  font-size: 0.6875rem;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 0.12rem;
}

.dm-rlab-path-card__paper-title {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--hs-heading, #192335);
  line-height: 1.35;
}

.dm-rlab-path-card__paper-cite {
  display: block;
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--hs-body, #6b7385);
  margin-top: 0.1rem;
}

/* —— Paper page: literacy notes —— */
.dm-paper-literacy {
  margin-top: 2.5rem;
  padding: 1.35rem 1.25rem;
  border-radius: 1rem;
  border: 1px solid rgba(47, 87, 239, 0.14);
  background: linear-gradient(
    145deg,
    rgba(248, 250, 255, 0.95) 0%,
    rgba(255, 255, 255, 0.98) 55%
  );
  box-shadow: 0 8px 28px rgba(47, 87, 239, 0.06);
}

.dm-paper-literacy__title {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--hs-heading, #192335);
  margin: 0 0 0.35rem;
}

.dm-paper-literacy__lede {
  font-size: 0.875rem;
  line-height: 1.55;
  color: var(--hs-body, #6b7385);
  margin: 0 0 1.15rem;
}

.dm-paper-literacy__notice {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--hs-primary-dark, #2446d4);
  margin: 0 0 1rem;
  display: flex;
  align-items: flex-start;
  gap: 0.35rem;
}

.dm-paper-literacy__fields {
  display: grid;
  gap: 1rem;
}

.dm-paper-literacy__field label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--hs-heading, #192335);
  margin-bottom: 0.35rem;
}

.dm-paper-literacy__field textarea {
  width: 100%;
  min-height: 4.25rem;
  resize: vertical;
  font-size: 0.875rem;
  line-height: 1.45;
  padding: 0.55rem 0.65rem;
  border-radius: 0.5rem;
  border: 1px solid rgba(15, 23, 42, 0.12);
  background: var(--hs-white, #fff);
}

.dm-paper-literacy__field textarea:focus {
  border-color: color-mix(in srgb, var(--hs-primary, #2f57ef) 45%, transparent);
  outline: 0;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--hs-primary, #2f57ef) 18%, transparent);
}

.dm-paper-literacy__toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.85rem;
}

.dm-paper-literacy__saved {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--hs-body, #6b7385);
  margin: 0;
}

.dm-paper-literacy__saved.dm-paper-literacy__saved--ok {
  color: #15803d;
}

.dm-paper-literacy__clear {
  font-size: 0.8125rem;
  font-weight: 600;
}

/* —— Research Lab hub: sticky TOC —— */
#dm-rlab-ecosystem,
#dm-rlab-frontier,
#dm-rlab-paths,
#dm-rlab-start-here,
#dm-rlab-papers,
#dm-rlab-tier-beginner,
#dm-rlab-tier-intermediate,
#dm-rlab-tier-professional {
  scroll-margin-top: 6.25rem;
}

.dm-rlab-toc {
  position: sticky;
  top: 4.35rem;
  z-index: 24;
  padding: 0.55rem 0;
  margin-bottom: clamp(1rem, 3vw, 1.75rem);
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.94) 0%,
    rgba(250, 251, 255, 0.88) 100%
  );
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(15, 23, 42, 0.07);
  box-shadow: 0 8px 24px rgba(25, 35, 53, 0.04);
}

.dm-rlab-toc__track {
  display: flex;
  flex-wrap: nowrap;
  gap: 0.45rem;
  overflow-x: auto;
  padding: 0.15rem 0;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.dm-rlab-toc__link {
  flex-shrink: 0;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  text-decoration: none;
  color: var(--hs-heading, #192335);
  border: 1px solid rgba(15, 23, 42, 0.09);
  background: rgba(255, 255, 255, 0.95);
  transition:
    border-color 0.15s ease,
    background 0.15s ease,
    color 0.15s ease,
    box-shadow 0.15s ease;
}

.dm-rlab-toc__link:hover {
  border-color: color-mix(in srgb, var(--hs-primary, #2f57ef) 35%, transparent);
  color: var(--hs-primary-dark, #2446d4);
  box-shadow: 0 4px 14px rgba(47, 87, 239, 0.08);
}

.dm-rlab-toc__link--emph {
  border-color: color-mix(in srgb, var(--hs-primary, #2f57ef) 32%, transparent);
  background: color-mix(in srgb, var(--hs-primary, #2f57ef) 9%, transparent);
  color: var(--hs-primary-dark, #2446d4);
}

.dm-rlab-toc__track--secondary {
  margin-top: 0.35rem;
  padding-top: 0.4rem;
  border-top: 1px solid rgba(15, 23, 42, 0.06);
}

.dm-rlab-toc__tier-label {
  flex-shrink: 0;
  align-self: center;
  font-size: 0.625rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--hs-body, #6b7385);
  margin-right: 0.25rem;
}

.dm-rlab-toc__pill {
  flex-shrink: 0;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: -0.015em;
  padding: 0.28rem 0.62rem;
  border-radius: 999px;
  text-decoration: none;
  border: 1px solid rgba(15, 23, 42, 0.1);
  background: rgba(255, 255, 255, 0.88);
  transition:
    transform 0.12s ease,
    border-color 0.15s ease,
    box-shadow 0.15s ease;
}

.dm-rlab-toc__pill:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(25, 35, 53, 0.07);
}

.dm-rlab-toc__pill--beginner {
  color: #047857;
  border-color: rgba(16, 185, 129, 0.35);
  background: rgba(16, 185, 129, 0.08);
}

.dm-rlab-toc__pill--intermediate {
  color: #1d4ed8;
  border-color: rgba(59, 130, 246, 0.38);
  background: rgba(59, 130, 246, 0.08);
}

.dm-rlab-toc__pill--professional {
  color: #6d28d9;
  border-color: rgba(139, 92, 246, 0.38);
  background: rgba(139, 92, 246, 0.1);
}

/* —— Ecosystem strip —— */
.dm-rlab-eco {
  padding: clamp(1.75rem, 4vw, 2.75rem) 0 clamp(2rem, 4vw, 3rem);
  border-radius: 1.25rem;
  margin-bottom: clamp(1rem, 3vw, 1.75rem);
  background:
    radial-gradient(ellipse 70% 48% at 12% 20%, rgba(47, 87, 239, 0.09), transparent 55%),
    radial-gradient(ellipse 55% 40% at 92% 78%, rgba(185, 102, 231, 0.08), transparent 52%),
    linear-gradient(165deg, rgba(252, 253, 255, 0.98) 0%, rgba(248, 250, 255, 0.92) 100%);
  border: 1px solid rgba(15, 23, 42, 0.06);
}

.dm-rlab-eco__intro {
  max-width: 42rem;
  margin-bottom: 1.5rem;
}

.dm-rlab-eco__title {
  font-size: clamp(1.25rem, 3vw, 1.55rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--hs-heading, #192335);
  margin: 0 0 0.45rem;
}

.dm-rlab-eco__lede {
  font-size: 0.9375rem;
  line-height: 1.55;
}

.dm-rlab-eco__strip {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(132px, 1fr));
  gap: 0.65rem;
}

.dm-rlab-eco__tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0.95rem 0.65rem;
  border-radius: 1rem;
  border: 1px solid rgba(15, 23, 42, 0.07);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 4px 14px rgba(25, 35, 53, 0.04);
  transition:
    transform 0.18s ease,
    border-color 0.18s ease,
    box-shadow 0.18s ease;
}

.dm-rlab-eco__tile:hover {
  transform: translateY(-2px);
  border-color: rgba(47, 87, 239, 0.15);
  box-shadow: 0 10px 28px rgba(47, 87, 239, 0.09);
}

.dm-rlab-eco__glyph {
  display: block;
  width: 34px;
  height: 34px;
  margin-bottom: 0.55rem;
  flex-shrink: 0;
  background-color: var(--dm-eco-color);
  mask-image: var(--dm-eco-svg);
  mask-size: contain;
  mask-repeat: no-repeat;
  mask-position: center;
  -webkit-mask-image: var(--dm-eco-svg);
  -webkit-mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
}

.dm-rlab-eco__abbr {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  margin-bottom: 0.45rem;
  border-radius: 0.65rem;
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #fff;
  background: linear-gradient(145deg, color-mix(in srgb, var(--dm-eco-accent) 92%, #000), var(--dm-eco-accent));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.22);
}

.dm-rlab-eco__brand {
  font-size: 0.8125rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--hs-heading, #192335);
  line-height: 1.25;
}

.dm-rlab-eco__sub {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--hs-body, #6b7385);
  margin-top: 0.2rem;
  line-height: 1.35;
}

/* —— Frontier topic cards —— */
.dm-rlab-frontier {
  padding: clamp(2rem, 4vw, 2.85rem) 0;
}

.dm-rlab-frontier__intro {
  max-width: 42rem;
  margin-bottom: 1.65rem;
}

.dm-rlab-frontier__title {
  font-size: clamp(1.28rem, 3vw, 1.62rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--hs-heading, #192335);
  margin: 0 0 0.45rem;
}

.dm-rlab-frontier__lede {
  font-size: 0.9375rem;
  line-height: 1.55;
}

.dm-rlab-frontier__grid {
  display: grid;
  gap: 0.85rem;
}

@media (min-width: 576px) {
  .dm-rlab-frontier__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .dm-rlab-frontier__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
  }
}

.dm-rlab-frontier-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 1.15rem 1.15rem 1rem;
  border-radius: 1rem;
  border: 1px solid rgba(15, 23, 42, 0.08);
  background: var(--hs-white, #fff);
  box-shadow: 0 6px 22px rgba(25, 35, 53, 0.06);
  text-decoration: none;
  color: inherit;
  border-left: 4px solid var(--dm-frontier-accent, var(--hs-primary, #2f57ef));
  transition:
    transform 0.18s ease,
    border-color 0.18s ease,
    box-shadow 0.18s ease;
}

.dm-rlab-frontier-card:hover {
  transform: translateY(-3px);
  border-color: rgba(47, 87, 239, 0.18);
  box-shadow: 0 14px 36px rgba(47, 87, 239, 0.11);
}

.dm-rlab-frontier-card--indigo {
  --dm-frontier-accent: #4338ca;
}

.dm-rlab-frontier-card--violet {
  --dm-frontier-accent: #7c3aed;
}

.dm-rlab-frontier-card--teal {
  --dm-frontier-accent: #0d9488;
}

.dm-rlab-frontier-card--amber {
  --dm-frontier-accent: #d97706;
}

.dm-rlab-frontier-card--rose {
  --dm-frontier-accent: #e11d48;
}

.dm-rlab-frontier-card--cyan {
  --dm-frontier-accent: #0891b2;
}

.dm-rlab-frontier-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.35rem;
  height: 2.35rem;
  border-radius: 0.65rem;
  margin-bottom: 0.65rem;
  font-size: 1.05rem;
  color: var(--dm-frontier-accent, var(--hs-primary-dark));
  background: color-mix(in srgb, var(--dm-frontier-accent, var(--hs-primary)) 14%, transparent);
}

.dm-rlab-frontier-card__title {
  font-size: 1.0625rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  margin: 0 0 0.45rem;
  color: var(--hs-heading, #192335);
}

.dm-rlab-frontier-card__lede {
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--hs-body, #6b7385);
  margin: 0 0 0.75rem;
  flex: 1;
}

.dm-rlab-frontier-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 0.85rem !important;
}

.dm-rlab-frontier-card__tags li {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.22rem 0.45rem;
  border-radius: 0.35rem;
  background: rgba(15, 23, 42, 0.05);
  color: var(--hs-heading, #192335);
}

.dm-rlab-frontier-card__cta {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--hs-primary-dark, #2446d4);
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.dm-rlab-frontier-card__cta .bi {
  font-size: 0.95em;
}

/* —— Reading paths: single row on wide screens (four journeys) —— */
@media (min-width: 1280px) {
  .dm-rlab-paths__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* —— Tiered paper grid —— */
.dm-papers-section--lab__foot {
  padding-top: 0.25rem;
  padding-bottom: clamp(2rem, 4vw, 3rem);
}

.dm-rlab-tiers__head {
  max-width: 44rem;
  margin-bottom: clamp(1.75rem, 4vw, 2.5rem);
}

.dm-rlab-tiers__title {
  font-size: clamp(1.2rem, 2.8vw, 1.55rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--hs-heading, #192335);
  margin: 0 0 0.45rem;
}

.dm-rlab-tiers__lede {
  font-size: 0.9375rem;
  line-height: 1.55;
}

.dm-rlab-tier {
  margin-bottom: clamp(2rem, 4vw, 2.85rem);
}

.dm-rlab-tier__header {
  margin-bottom: 1.1rem;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid rgba(15, 23, 42, 0.07);
}

.dm-rlab-tier__badge {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.28rem 0.55rem;
  border-radius: 0.4rem;
  margin-bottom: 0.45rem;
}

.dm-rlab-tier__badge--beginner {
  background: rgba(16, 185, 129, 0.14);
  color: #047857;
}

.dm-rlab-tier__badge--intermediate {
  background: rgba(59, 130, 246, 0.14);
  color: #1d4ed8;
}

.dm-rlab-tier__badge--professional {
  background: rgba(139, 92, 246, 0.16);
  color: #6d28d9;
}

.dm-rlab-tier__title {
  font-size: clamp(1.05rem, 2.4vw, 1.28rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  margin: 0 0 0.35rem;
  color: var(--hs-heading, #192335);
}

.dm-rlab-tier__sub {
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--hs-body, #6b7385);
  margin: 0;
  max-width: 52rem;
}

.dm-paper-card__topline {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.35rem;
}

.dm-paper-card__topline .dm-paper-card__rank {
  margin-bottom: 0;
}

.dm-paper-tier {
  flex-shrink: 0;
  font-size: 0.625rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.2rem 0.45rem;
  border-radius: 0.35rem;
  line-height: 1;
}

.dm-paper-tier--beginner {
  background: rgba(16, 185, 129, 0.16);
  color: #047857;
}

.dm-paper-tier--intermediate {
  background: rgba(59, 130, 246, 0.14);
  color: #1d4ed8;
}

.dm-paper-tier--professional {
  background: rgba(139, 92, 246, 0.14);
  color: #6d28d9;
}

.dm-paper-tier--inline {
  font-size: 0.6875rem;
  padding: 0.28rem 0.55rem;
  border-radius: 999px;
}

.dm-paper-card--tier-beginner {
  border-left: 3px solid rgba(16, 185, 129, 0.55);
}

.dm-paper-card--tier-intermediate {
  border-left: 3px solid rgba(59, 130, 246, 0.55);
}

.dm-paper-card--tier-professional {
  border-left: 3px solid rgba(139, 92, 246, 0.55);
}

.dm-paper-card__themes {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-top: 0.35rem;
  margin-bottom: 0.15rem;
}

.dm-paper-theme-chip {
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  padding: 0.18rem 0.42rem;
  border-radius: 0.35rem;
  background: rgba(47, 87, 239, 0.08);
  color: var(--hs-primary-dark, #2446d4);
}

.dm-paper-theme-chip--hero {
  font-size: 0.6875rem;
  background: rgba(15, 23, 42, 0.06);
  color: var(--hs-heading, #192335);
}

.dm-paper-hero-meta .dm-kicker {
  margin-bottom: 0 !important;
}

/* —— Enterprise frontier ribbon (Research Lab top) —— */
.dm-rlab-enterprise {
  position: relative;
  overflow: hidden;
  padding: clamp(2.25rem, 5.5vw, 3.5rem) 0 clamp(2rem, 4.5vw, 3rem);
  background: linear-gradient(168deg, #050914 0%, #0f172a 42%, #111827 78%, #0a0f1c 100%);
  border-bottom: 1px solid rgba(148, 163, 184, 0.14);
  color: #e2e8f0;
}

.dm-rlab-enterprise__aurora {
  position: absolute;
  inset: -40% -20% auto -20%;
  height: 120%;
  pointer-events: none;
  background:
    radial-gradient(ellipse 55% 42% at 22% 18%, rgba(59, 130, 246, 0.22), transparent 58%),
    radial-gradient(ellipse 48% 38% at 82% 12%, rgba(139, 92, 246, 0.18), transparent 55%),
    radial-gradient(ellipse 40% 35% at 50% 95%, rgba(16, 185, 129, 0.08), transparent 50%);
  opacity: 0.95;
}

.dm-rlab-enterprise__grid-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.34;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.06) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.65), transparent 85%);
}

.dm-rlab-enterprise__noise {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.045;
  background-image: radial-gradient(rgba(255, 255, 255, 0.85) 1px, transparent 1px);
  background-size: 13px 13px;
}

.dm-rlab-enterprise__container {
  position: relative;
  z-index: 2;
}

.dm-rlab-enterprise__head {
  max-width: 46rem;
  margin-bottom: clamp(1.85rem, 4vw, 2.65rem);
}

.dm-rlab-enterprise__eyebrow {
  display: inline-block;
  margin: 0 0 0.65rem;
  padding: 0.28rem 0.72rem;
  font-size: 0.6875rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #e9d5ff;
  background: linear-gradient(
    135deg,
    rgba(139, 92, 246, 0.22),
    rgba(59, 130, 246, 0.18)
  );
  border: 1px solid rgba(196, 181, 253, 0.35);
  border-radius: 999px;
}

.dm-rlab-enterprise__title {
  margin: 0 0 0.85rem;
  font-size: clamp(1.38rem, 3.3vw, 1.92rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.18;
  color: #f8fafc;
  text-wrap: balance;
}

.dm-rlab-enterprise__lede {
  margin: 0;
  font-size: clamp(0.92rem, 2vw, 1.06rem);
  line-height: 1.65;
  letter-spacing: -0.012em;
  color: #94a3b8;
  text-wrap: balance;
}

.dm-rlab-enterprise__band {
  margin-top: clamp(2rem, 5vw, 2.95rem);
}

.dm-rlab-enterprise__band:first-of-type {
  margin-top: 0;
}

.dm-rlab-enterprise__band-intro {
  max-width: 44rem;
  margin-bottom: clamp(1.25rem, 3vw, 1.65rem);
}

.dm-rlab-enterprise__band-chip {
  display: inline-block;
  margin-bottom: 0.55rem;
  padding: 0.26rem 0.72rem;
  font-size: 0.625rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #fde68a;
  border-radius: 999px;
  border: 1px solid rgba(251, 191, 36, 0.35);
  background: linear-gradient(
    120deg,
    rgba(251, 146, 60, 0.18),
    rgba(236, 72, 153, 0.14),
    rgba(59, 130, 246, 0.16)
  );
}

.dm-rlab-enterprise__band-title {
  margin: 0 0 0.55rem;
  font-size: clamp(1.08rem, 2.4vw, 1.32rem);
  font-weight: 800;
  letter-spacing: -0.028em;
  line-height: 1.22;
  color: #f1f5f9;
}

.dm-rlab-enterprise__band-lede {
  margin: 0;
  font-size: clamp(0.86rem, 1.85vw, 0.96rem);
  line-height: 1.58;
  color: #8899ae;
}

.dm-rlab-enterprise__cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 220px), 1fr));
  gap: 0.85rem;
}

@media (min-width: 768px) {
  .dm-rlab-enterprise__cards {
    gap: 1rem;
    grid-template-columns: repeat(auto-fill, minmax(232px, 1fr));
  }
}

.dm-rlab-enterprise__card {
  display: flex;
  flex-direction: column;
  padding: 1.05rem 1.05rem 1rem;
  border-radius: 1rem;
  border: 1px solid rgba(15, 23, 42, 0.08);
  background: #ffffff;
  box-shadow:
    0 1px 2px rgba(15, 23, 42, 0.04),
    0 12px 36px rgba(15, 23, 42, 0.14),
    0 0 0 1px rgba(255, 255, 255, 0.8) inset;
  transition:
    border-color 0.2s ease,
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.dm-rlab-enterprise__card:hover {
  border-color: rgba(47, 87, 239, 0.22);
  transform: translateY(-3px);
  box-shadow:
    0 4px 12px rgba(47, 87, 239, 0.08),
    0 22px 52px rgba(15, 23, 42, 0.18),
    0 0 0 1px rgba(255, 255, 255, 1) inset;
}

.dm-rlab-enterprise__card-head {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 0.75rem;
}

.dm-rlab-enterprise__glyph-ring {
  flex-shrink: 0;
  padding: 3px;
  border-radius: 14px;
  background: linear-gradient(142deg, var(--dm-ring-a), var(--dm-ring-b));
  box-shadow:
    0 6px 16px rgba(0, 0, 0, 0.18),
    0 0 0 1px rgba(255, 255, 255, 0.08) inset;
}

.dm-rlab-enterprise__glyph-disk {
  width: 48px;
  height: 48px;
  border-radius: 11px;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}

.dm-rlab-enterprise__glyph-disk--abbr {
  padding: 3px;
}

.dm-rlab-enterprise__glyph {
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  margin: 0;
  background-color: var(--dm-ent-color);
  mask-image: var(--dm-ent-svg);
  mask-size: contain;
  mask-repeat: no-repeat;
  mask-position: center;
  -webkit-mask-image: var(--dm-ent-svg);
  -webkit-mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
  filter: drop-shadow(0 1px 2px rgba(15, 23, 42, 0.06));
}

.dm-rlab-enterprise__abbr {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
}

.dm-rlab-enterprise__abbr--symbol {
  width: 100%;
  height: 100%;
  min-height: 38px;
  border-radius: 9px;
  font-size: 1.05rem;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(145deg, color-mix(in srgb, var(--dm-ent-accent) 82%, #000), var(--dm-ent-accent));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.22),
    0 2px 8px rgba(15, 23, 42, 0.12);
}

.dm-rlab-enterprise__abbr--letters {
  width: 100%;
  height: 100%;
  min-height: 38px;
  border-radius: 9px;
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: -0.06em;
  text-transform: uppercase;
  color: #9a3412;
  background: linear-gradient(180deg, #fffbeb 0%, #fcd34d 92%);
  border: 1px solid rgba(251, 146, 60, 0.42);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.75);
}

.dm-rlab-enterprise__brand-block {
  min-width: 0;
  flex: 1;
}

.dm-rlab-enterprise__brand {
  margin: 0 0 0.18rem;
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.2;
  color: var(--hs-heading, #0f172a);
}

.dm-rlab-enterprise__tagline {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 600;
  line-height: 1.45;
  color: var(--hs-body, #64748b);
}

.dm-rlab-enterprise__models {
  display: flex;
  flex-wrap: wrap;
  gap: 0.38rem;
  margin-top: auto;
  padding-top: 0.15rem;
}

.dm-rlab-enterprise__models li {
  margin: 0;
}

.dm-rlab-enterprise__chip {
  display: inline-block;
  padding: 0.26rem 0.52rem;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--hs-heading, #1e293b);
  border-radius: 0.4rem;
  border: 1px solid transparent;
  background:
    linear-gradient(#f8fafc, #f1f5f9) padding-box,
    linear-gradient(
      125deg,
      rgba(59, 130, 246, 0.35),
      rgba(236, 72, 153, 0.28),
      rgba(16, 185, 129, 0.28)
    )
      border-box;
}

/* Softer hero glow when ribbon sits above Research Lab body */
.dm-section.dm-research-lab-page.dm-research-lab-page--below-enterprise {
  padding-top: clamp(2rem, 4vw, 2.85rem);
}

.dm-research-lab-page.dm-research-lab-page--below-enterprise::before {
  height: 52%;
  opacity: 0.72;
}