/* =========================================================
   RARIFY LEARN — CORE PAGE LAYOUT
   ========================================================= */

.learn-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid rgba(230, 233, 238, 0.92);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
}

.learn-header__inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  min-height: 82px;
  align-items: center;
  gap: 36px;
}

.learn-brand {
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-decoration: none;
}

.learn-primary-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 34px;
}

.learn-primary-nav a {
  color: #333b48;
  font-size: 0.9rem;
  font-weight: 650;
  text-decoration: none;
}

.learn-primary-nav a[aria-current="page"] {
  color: var(--rarify-green);
}

.learn-mobile-menu {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--rarify-line);
  border-radius: 50%;
  background: #fff;
  cursor: pointer;
}

.learn-breadcrumbs {
  border-bottom: 1px solid var(--rarify-line);
  background: #fff;
}

.learn-breadcrumbs__inner {
  display: flex;
  min-height: 58px;
  align-items: center;
  gap: 9px;
  color: var(--rarify-muted);
  font-size: 0.82rem;
}

.learn-breadcrumbs a {
  text-decoration: none;
}

.learn-layout {
  display: grid;
  grid-template-columns: var(--rarify-sidebar) minmax(0, var(--rarify-content));
  justify-content: center;
  gap: clamp(48px, 6vw, 92px);
  padding-top: 64px;
  padding-bottom: 112px;
}

.learn-sidebar {
  align-self: start;
}

.learn-sidebar__sticky {
  position: sticky;
  top: 118px;
  max-height: calc(100vh - 142px);
  overflow-y: auto;
  padding-right: 8px;
}

.learn-sidebar__intro {
  margin-bottom: 28px;
}

.learn-sidebar__intro strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1rem;
}

.learn-sidebar__intro p {
  margin: 0;
  color: var(--rarify-muted);
  font-size: 0.86rem;
  line-height: 1.55;
}

.learn-sidebar__group {
  padding: 24px 0;
  border-top: 1px solid var(--rarify-line);
}

.learn-sidebar__title {
  display: block;
  margin-bottom: 14px;
  color: var(--rarify-muted);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.learn-sidebar__nav {
  display: grid;
  gap: 5px;
}

.learn-sidebar__nav a {
  position: relative;
  display: block;
  padding: 9px 12px;
  border-radius: 8px;
  color: #46505f;
  font-size: 0.88rem;
  line-height: 1.35;
  text-decoration: none;
}

.learn-sidebar__nav a:hover {
  background: var(--rarify-soft);
}

.learn-sidebar__nav a.is-active {
  background: var(--rarify-soft-green);
  color: var(--rarify-green-dark);
  font-weight: 750;
}

.learn-sidebar__cta {
  padding: 22px;
  border-radius: var(--rarify-radius-md);
  background: var(--rarify-ink);
  color: #fff;
}

.learn-sidebar__cta h3 {
  margin: 0 0 10px;
  font-size: 1.1rem;
}

.learn-sidebar__cta p {
  margin: 0 0 18px;
  color: #cfd5dd;
  font-size: 0.86rem;
  line-height: 1.55;
}

.learn-sidebar__cta .learn-button {
  width: 100%;
}

.learn-article {
  min-width: 0;
}

.learn-hero {
  padding-bottom: 54px;
  border-bottom: 1px solid var(--rarify-line);
}

.learn-hero h1 {
  max-width: 820px;
  margin: 0;
  font-size: clamp(2.8rem, 6vw, 5.4rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.learn-hero__dek {
  max-width: 760px;
  margin: 28px 0 0;
  color: var(--rarify-copy);
  font-size: clamp(1.15rem, 2vw, 1.4rem);
  line-height: 1.65;
}

.learn-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin-top: 28px;
  color: var(--rarify-muted);
  font-size: 0.82rem;
}

.learn-article-section {
  padding: 62px 0;
  border-bottom: 1px solid var(--rarify-line);
}

.learn-article-section:last-child {
  border-bottom: 0;
}

.learn-article-section h2 {
  max-width: 760px;
  margin: 0 0 24px;
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.06;
  letter-spacing: -0.035em;
}

.learn-article-section h3 {
  margin: 38px 0 14px;
  font-size: clamp(1.35rem, 2vw, 1.75rem);
  line-height: 1.25;
}

.learn-article-section p,
.learn-article-section li {
  color: var(--rarify-copy);
  font-size: 1.07rem;
  line-height: 1.82;
}

.learn-article-section p {
  margin: 0 0 22px;
}

.learn-article-section ul,
.learn-article-section ol {
  margin: 0 0 24px;
  padding-left: 24px;
}

.learn-article-section a {
  color: var(--rarify-green-dark);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.learn-page-cta {
  padding: 88px 0;
  background: var(--rarify-ink);
  color: #fff;
}

.learn-page-cta__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 50px;
}

.learn-page-cta h2 {
  max-width: 780px;
  margin: 0;
  font-size: clamp(2.4rem, 5vw, 5rem);
  line-height: 1;
  letter-spacing: -0.05em;
}

.learn-page-cta p {
  max-width: 620px;
  margin: 22px 0 0;
  color: #ccd3dc;
  font-size: 1.05rem;
  line-height: 1.7;
}

.learn-footer {
  padding: 54px 0;
  border-top: 1px solid var(--rarify-line);
  background: #fff;
}

.learn-footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  color: var(--rarify-muted);
  font-size: 0.82rem;
}

.learn-reading-progress {
  position: fixed;
  inset: 0 auto auto 0;
  z-index: 2000;
  width: 0;
  height: 3px;
  background: var(--rarify-green);
}


/* =========================================================
   LEARN HUB PAGE
   ========================================================= */

.learn-hub-layout {
  align-items: start;
}

.learn-hub-content {
  width: 100%;
}

.learn-hub-hero h1 {
  max-width: 860px;
  font-size: clamp(3.5rem, 6.8vw, 6.8rem);
}

.learn-section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 34px;
}

.learn-section-heading > div {
  max-width: 700px;
}

.learn-section-heading .learn-eyebrow {
  margin-bottom: 14px;
}

.learn-section-heading h2 {
  margin-bottom: 18px;
}

.learn-section-heading p {
  margin-bottom: 0;
}

.learn-section-link {
  flex: 0 0 auto;
  padding-bottom: 4px;
  color: var(--rarify-green-dark);
  font-size: 0.9rem;
  font-weight: 750;
  text-decoration: none;
}

.learn-featured-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(260px, 0.8fr);
  gap: 18px;
}

.learn-featured-stack {
  display: grid;
  gap: 18px;
}

.learn-featured-card {
  display: flex;
  min-height: 245px;
  flex-direction: column;
  justify-content: flex-end;
  padding: 30px;
  border: 1px solid var(--rarify-line);
  border-radius: var(--rarify-radius-md);
  background: var(--rarify-soft);
  color: var(--rarify-ink);
  text-decoration: none;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease;
}

.learn-featured-card--large {
  min-height: 510px;
  background:
    linear-gradient(
      145deg,
      #edf8f3 0%,
      #f7faf9 52%,
      #ffffff 100%
    );
}

.learn-featured-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--rarify-shadow);
}

.learn-featured-card h3 {
  max-width: 600px;
  margin: 16px 0 14px;
  font-size: clamp(1.6rem, 3vw, 2.6rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.learn-featured-card p {
  max-width: 570px;
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.65;
}

.learn-card-type {
  color: var(--rarify-green);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.learn-card-link {
  margin-top: 24px;
  color: var(--rarify-green-dark);
  font-size: 0.9rem;
  font-weight: 750;
}

.learn-topic-list {
  border-top: 1px solid var(--rarify-line);
}

.learn-topic-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 30px;
  padding: 27px 4px;
  border-bottom: 1px solid var(--rarify-line);
  color: var(--rarify-ink);
  text-decoration: none;
}

.learn-topic-row h3 {
  margin: 9px 0 0;
  font-size: clamp(1.2rem, 2vw, 1.55rem);
  line-height: 1.3;
}

.learn-topic-arrow {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid var(--rarify-line);
  border-radius: 50%;
  transition:
    transform 180ms ease,
    background 180ms ease;
}

.learn-topic-row:hover .learn-topic-arrow {
  transform: translateX(3px);
  background: var(--rarify-soft-green);
}

.learn-comparison-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.learn-comparison-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  min-height: 140px;
  align-items: center;
  gap: 14px;
  padding: 24px;
  border: 1px solid var(--rarify-line);
  border-radius: var(--rarify-radius-md);
  background: #fff;
  color: var(--rarify-ink);
  font-weight: 750;
  text-align: center;
  text-decoration: none;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease;
}

.learn-comparison-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--rarify-shadow);
}

.learn-comparison-vs {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid var(--rarify-line);
  border-radius: 50%;
  color: var(--rarify-muted);
  font-size: 0.72rem;
  text-transform: uppercase;
}

.learn-brand img {
  display: block;
  width: 130px;
  height: auto;
}

.learn-button {
  background: #e6542f;
  color: #fff;
  border-color: #e6542f;
}

.learn-button:hover {
  background: #cf4727;
  border-color: #cf4727;
  color: #fff;
}

/* =========================================================
   RARIFY LEARN — BRAND OVERRIDES
   Must remain after all other Learn styles
   ========================================================= */

/* Rarify orange eyebrow */
.learn-eyebrow {
  color: #d95933 !important;
}

/* Orange CTA buttons */
.learn-button {
  background: #d95933 !important;
  border-color: #d95933 !important;
  color: #ffffff !important;
}

.learn-button:hover {
  background: #c94d2b !important;
  border-color: #c94d2b !important;
  color: #ffffff !important;
}

/* Sidebar active section */
.learn-sidebar__nav a.is-active,
.learn-sidebar__nav a.active,
.learn-sidebar__nav a[aria-current="true"] {
  background: rgba(217, 89, 51, 0.10) !important;
  color: #d95933 !important;
}

/* Logo sizing */
.learn-brand img {
  display: block;
  width: 145px;
  height: auto;
}

.learn-header .learn-button {
  border-radius: 18px !important;
}

.learn-sidebar__cta .learn-button,
.learn-page-cta .learn-button {
  border-radius: 22px !important;
}