/* ============================================================
   seo-page.css — Premium dark design for all NeoTek SEO pages
   Extends /style.css
   ============================================================ */

/* ── Breadcrumb ───────────────────────────────────────────── */
.seo-breadcrumb {
  padding: .875rem 0;
  border-bottom: 1px solid var(--border);
}
.seo-breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: .2rem .5rem;
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: .8rem;
  color: var(--text-muted);
  align-items: center;
}
.seo-breadcrumb__list li a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition);
}
.seo-breadcrumb__list li a:hover { color: var(--blue); }
.seo-breadcrumb__list li[aria-current="page"] { color: var(--text-secondary); }
.seo-breadcrumb__list li[aria-hidden="true"] { color: rgba(255,255,255,.2); }

/* ── Hero ─────────────────────────────────────────────────── */
.seo-hero {
  padding: 4.5rem 0 3.5rem;
  position: relative;
  overflow: hidden;
}
.seo-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 10% 50%, rgba(79,142,247,.09) 0%, transparent 70%),
    radial-gradient(ellipse 50% 50% at 90% 20%, rgba(124,106,247,.07) 0%, transparent 70%);
  pointer-events: none;
}
.seo-hero__title {
  font-family: 'Cabinet Grotesk', sans-serif;
  font-size: clamp(1.85rem, 4vw, 2.9rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -.03em;
  color: var(--text);
  margin-bottom: 1.25rem;
  max-width: 820px;
}
.seo-hero__lead {
  font-size: clamp(.95rem, 1.5vw, 1.08rem);
  color: var(--text-secondary);
  line-height: 1.72;
  max-width: 720px;
  margin-bottom: 2.25rem;
}
.seo-hero__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ── Section titles ───────────────────────────────────────── */
.seo-section-title {
  font-family: 'Cabinet Grotesk', sans-serif;
  font-size: clamp(1.35rem, 2.5vw, 1.85rem);
  font-weight: 800;
  letter-spacing: -.025em;
  color: var(--text);
  margin-bottom: .75rem;
  line-height: 1.2;
}
.seo-section-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.65;
  max-width: 640px;
  margin-bottom: 2rem;
}

/* ── Intro prose block ────────────────────────────────────── */
.seo-intro {
  max-width: 820px;
}
.seo-intro h2 {
  font-family: 'Cabinet Grotesk', sans-serif;
  font-size: clamp(1.25rem, 2.2vw, 1.65rem);
  font-weight: 800;
  letter-spacing: -.025em;
  color: var(--text);
  margin-bottom: 1rem;
}
.seo-intro p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: .85rem;
}

/* ── Cards grid ───────────────────────────────────────────── */
.seo-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 1.5rem;
}
.seo-card {
  background: rgba(255,255,255,.032);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem 1.5rem;
  transition: border-color var(--transition), transform var(--transition), background var(--transition);
  position: relative;
  overflow: hidden;
}
.seo-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(79,142,247,.04) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
}
.seo-card:hover {
  border-color: rgba(79,142,247,.35);
  transform: translateY(-3px);
  background: rgba(255,255,255,.05);
}
.seo-card:hover::after { opacity: 1; }
.seo-card__icon {
  width: 48px;
  height: 48px;
  background: rgba(79,142,247,.1);
  border: 1px solid rgba(79,142,247,.2);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.1rem;
}
.seo-card h3 {
  font-family: 'Cabinet Grotesk', sans-serif;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: .5rem;
  letter-spacing: -.015em;
}
.seo-card p {
  font-size: .9rem;
  color: var(--text-secondary);
  line-height: 1.62;
  margin: 0;
}

/* ── Audience ─────────────────────────────────────────────── */
.seo-audience {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
}
.seo-audience__item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: rgba(79,142,247,.05);
  border: 1px solid rgba(79,142,247,.13);
  border-radius: var(--radius);
  padding: 1.25rem 1.4rem;
  transition: border-color var(--transition);
}
.seo-audience__item:hover { border-color: rgba(79,142,247,.3); }
.seo-audience__icon {
  font-size: 1.65rem;
  flex-shrink: 0;
  line-height: 1;
  margin-top: .1rem;
}
.seo-audience__item strong {
  display: block;
  font-family: 'Cabinet Grotesk', sans-serif;
  font-size: .97rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: .35rem;
}
.seo-audience__item p {
  font-size: .87rem;
  color: var(--text-secondary);
  line-height: 1.58;
  margin: 0;
}

/* ── Tasks / Checklist ────────────────────────────────────── */
.seo-tasks { max-width: 820px; margin-top: 1.5rem; }
.seo-checklist {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .75rem;
}
.seo-checklist li {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  font-size: .95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  padding: 1rem 1.25rem;
  background: rgba(255,255,255,.025);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition);
}
.seo-checklist li:hover { border-color: rgba(79,142,247,.25); }
.seo-checklist li::before {
  content: '';
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: .15rem;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%234f8ef7' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/contain no-repeat;
}

/* ── Steps ────────────────────────────────────────────────── */
.seo-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 1.5rem;
  position: relative;
}
/* vertical line removed */
.seo-step {
  display: flex;
  gap: 1.75rem;
  align-items: flex-start;
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--border);
  position: relative;
}
.seo-step:last-child { border-bottom: none; }
.seo-step__num {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(79,142,247,.15), rgba(124,106,247,.12));
  border: 1px solid rgba(79,142,247,.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Cabinet Grotesk', sans-serif;
  font-size: .85rem;
  font-weight: 800;
  color: var(--blue);
  letter-spacing: .02em;
  position: relative;
  z-index: 1;
}
.seo-step__body {
  position: relative;
  z-index: 1;
}
.seo-step__body h3 {
  font-family: 'Cabinet Grotesk', sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: .5rem;
  letter-spacing: -.015em;
}
.seo-step__body p {
  font-size: .93rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
}

/* ── Tech ─────────────────────────────────────────────────── */
.seo-tech {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 1.75rem;
}
.seo-tech__group {
  background: rgba(255,255,255,.025);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem 1.6rem;
}
.seo-tech__group h3 {
  font-family: 'Cabinet Grotesk', sans-serif;
  font-size: .82rem;
  font-weight: 800;
  color: var(--blue);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 1rem;
}
.seo-tech__group ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: .6rem;
}
.seo-tech__group li {
  font-size: .88rem;
  color: var(--text-secondary);
  line-height: 1.55;
  padding-left: 1rem;
  position: relative;
}
.seo-tech__group li::before {
  content: '›';
  position: absolute;
  left: 0;
  color: var(--blue);
  font-weight: 700;
}
.seo-tech__group li strong { color: var(--text); font-weight: 600; }

/* ── Internal links ───────────────────────────────────────── */
.seo-internal-links {
  margin-top: 2rem;
  padding: 1rem 1.5rem;
  background: rgba(79,142,247,.05);
  border: 1px solid rgba(79,142,247,.15);
  border-radius: var(--radius-sm);
}
.seo-internal-links p {
  font-size: .9rem;
  color: var(--text-secondary);
  margin: 0;
}
.seo-internal-links a {
  color: var(--blue);
  text-decoration: none;
  transition: color var(--transition);
}
.seo-internal-links a:hover { color: var(--text); text-decoration: underline; }

/* ── FAQ ──────────────────────────────────────────────────── */
.page-faq { max-width: 820px; margin-top: 1.5rem; }
.page-faq__item {
  border-bottom: 1px solid var(--border);
}
.page-faq__question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.25rem;
  padding: 1.2rem 0;
  background: none;
  border: none;
  cursor: pointer;
  font-family: 'Cabinet Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  text-align: left;
  transition: color var(--transition);
  line-height: 1.4;
}
.page-faq__question:hover { color: var(--blue); }
.page-faq__icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.04);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
  font-style: normal;
}
.page-faq__icon::after {
  content: '';
  display: block;
  width: 10px;
  height: 10px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238896b0' stroke-width='2.5' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") center/contain no-repeat;
  transition: transform var(--transition);
}
.page-faq__question[aria-expanded="true"] .page-faq__icon {
  background: rgba(79,142,247,.1);
  border-color: rgba(79,142,247,.3);
}
.page-faq__question[aria-expanded="true"] .page-faq__icon::after {
  transform: rotate(180deg);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%234f8ef7' stroke-width='2.5' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
}
.page-faq__answer {
  font-size: .95rem;
  color: var(--text-secondary);
  line-height: 1.72;
  padding-bottom: 1.25rem;
  display: none;
}
.page-faq__answer.is-open {
  display: block;
}
.page-faq__answer p { margin: 0; }

/* ── Related articles ─────────────────────────────────────── */
.seo-related { margin-top: 1.75rem; }
.seo-related__cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.seo-related__card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
  padding: 1.1rem 1.25rem;
  background: rgba(255,255,255,.025);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: .9rem;
  font-family: 'Cabinet Grotesk', sans-serif;
  font-weight: 600;
  transition: border-color var(--transition), color var(--transition), transform var(--transition);
  line-height: 1.4;
}
.seo-related__card:hover {
  border-color: rgba(79,142,247,.35);
  color: var(--text);
  transform: translateY(-2px);
}
.seo-related__arrow {
  color: var(--blue);
  flex-shrink: 0;
  opacity: .7;
  transition: transform var(--transition);
}
.seo-related__card:hover .seo-related__arrow {
  transform: translateX(3px);
  opacity: 1;
}

/* ── CTA section (on page) ────────────────────────────────── */
.seo-cta {
  background: linear-gradient(135deg, rgba(79,142,247,.1) 0%, rgba(124,106,247,.08) 100%);
  border: 1px solid rgba(79,142,247,.2);
  border-radius: var(--radius);
  padding: 2.5rem 2rem;
  text-align: center;
  max-width: 680px;
  margin: 0 auto;
}
.seo-cta h2 {
  font-family: 'Cabinet Grotesk', sans-serif;
  font-size: clamp(1.3rem, 2.5vw, 1.75rem);
  font-weight: 800;
  color: var(--text);
  letter-spacing: -.025em;
  margin-bottom: .6rem;
}
.seo-cta p {
  color: var(--text-secondary);
  font-size: .97rem;
  line-height: 1.65;
  margin-bottom: 1.75rem;
}
.seo-cta__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

/* ── Prose (blog) ─────────────────────────────────────────── */
.prose { max-width: 820px; }
.prose h2 {
  font-family: 'Cabinet Grotesk', sans-serif;
  font-size: clamp(1.2rem, 2.2vw, 1.6rem);
  font-weight: 800;
  letter-spacing: -.025em;
  color: var(--text);
  margin: 2.75rem 0 1rem;
  line-height: 1.25;
}
.prose h3 {
  font-family: 'Cabinet Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  margin: 1.85rem 0 .65rem;
  letter-spacing: -.015em;
}
.prose p {
  color: var(--text-secondary);
  line-height: 1.78;
  margin-bottom: 1.1rem;
  font-size: 1rem;
}
.prose ul, .prose ol {
  color: var(--text-secondary);
  line-height: 1.72;
  margin: .75rem 0 1.25rem 1.25rem;
}
.prose li { margin-bottom: .45rem; font-size: .97rem; }
.prose strong { color: var(--text); font-weight: 600; }
.prose a { color: var(--blue); text-decoration: underline; text-underline-offset: 3px; }
.prose blockquote {
  border-left: 3px solid var(--blue);
  padding: .9rem 1.4rem;
  margin: 1.75rem 0;
  background: rgba(79,142,247,.06);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.prose blockquote p { margin: 0; color: var(--text-secondary); font-style: italic; }

/* ── Highlight box ────────────────────────────────────────── */
.highlight-box {
  background: linear-gradient(135deg, rgba(79,142,247,.08), rgba(124,106,247,.05));
  border: 1px solid rgba(79,142,247,.2);
  border-radius: var(--radius);
  padding: 1.75rem 2rem;
  margin: 2rem 0;
}
.highlight-box__title {
  font-family: 'Cabinet Grotesk', sans-serif;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text);
  margin-bottom: .55rem;
}
.highlight-box__text {
  font-size: .95rem;
  color: var(--text-secondary);
  line-height: 1.66;
  margin: 0;
}

/* ── CTA section at bottom of pages ──────────────────────── */
.cta-section { background: linear-gradient(135deg, #0f1628 0%, #0d0f1e 100%); }
.cta-section__inner {
  text-align: center;
  padding: 5rem 2rem;
  position: relative;
}
.cta-section__inner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 70% at 50% 50%, rgba(79,142,247,.08) 0%, transparent 70%);
  pointer-events: none;
}
.cta-section__inner h2 {
  font-family: 'Cabinet Grotesk', sans-serif;
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  font-weight: 800;
  color: var(--text);
  letter-spacing: -.03em;
  margin-bottom: .75rem;
  position: relative;
}
.cta-section__inner p {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 520px;
  margin: 0 auto 2rem;
  line-height: 1.65;
  position: relative;
}
.cta-section__buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
  position: relative;
}

/* ── RESPONSIVE ───────────────────────────────────────────── */

@media (max-width: 1024px) {
  .seo-cards { grid-template-columns: repeat(2, 1fr); }
  .seo-audience { grid-template-columns: repeat(2, 1fr); }
  .seo-tech { grid-template-columns: repeat(2, 1fr); }
  .seo-related__cards { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  /* Hero */
  .seo-hero { padding: 2.75rem 0 2.25rem; }
  .seo-hero__title { font-size: clamp(1.6rem, 6vw, 2.1rem); margin-bottom: 1rem; }
  .seo-hero__lead { font-size: .95rem; margin-bottom: 1.75rem; }
  .seo-hero__actions { flex-direction: column; gap: .75rem; }
  .seo-hero__actions .btn { width: 100%; justify-content: center; text-align: center; }

  /* Section titles */
  .seo-section-title { font-size: clamp(1.2rem, 5vw, 1.5rem); }
  .seo-section-desc { font-size: .93rem; }

  /* Cards */
  .seo-cards { grid-template-columns: 1fr; gap: .875rem; }
  .seo-card { padding: 1.4rem 1.25rem; }

  /* Audience */
  .seo-audience { grid-template-columns: 1fr; gap: .75rem; }
  .seo-audience__item { padding: 1rem 1.1rem; }

  /* Checklist */
  .seo-checklist { grid-template-columns: 1fr; gap: .6rem; }
  .seo-checklist li { padding: .875rem 1rem; font-size: .9rem; }

  /* Steps */
  .seo-steps::before { left: 22px; }
  .seo-step { gap: 1.25rem; padding: 1.4rem 0; }
  .seo-step__num { width: 44px; height: 44px; font-size: .78rem; }
  .seo-step__body h3 { font-size: .97rem; }
  .seo-step__body p { font-size: .88rem; }

  /* Tech */
  .seo-tech { grid-template-columns: 1fr; gap: 1rem; }
  .seo-tech__group { padding: 1.25rem 1.25rem; }

  /* Related */
  .seo-related__cards { grid-template-columns: 1fr; }

  /* CTA */
  .seo-cta { padding: 2rem 1.5rem; }
  .seo-cta__actions { flex-direction: column; gap: .75rem; }
  .seo-cta__actions .btn { width: 100%; justify-content: center; }
  .cta-section__inner { padding: 3.5rem 1.25rem; }
  .cta-section__buttons { flex-direction: column; gap: .75rem; }
  .cta-section__buttons .btn { width: 100%; justify-content: center; }

  /* FAQ */
  .page-faq__question { font-size: .95rem; gap: .875rem; }
  .page-faq__answer { font-size: .9rem; }

  /* Section spacing */
  .section { padding: 3rem 0; }
}

@media (max-width: 480px) {
  .seo-hero { padding: 2rem 0 1.75rem; }
  .seo-hero__title { letter-spacing: -.025em; line-height: 1.15; }
  .seo-step { gap: 1rem; }
  .seo-breadcrumb__list { font-size: .75rem; }
}

/* ============================================================
   CSS ALIASES — Legacy class names used in resheniya/ & blog/
   These mirror the seo-* classes so all 12 pages look the same
   ============================================================ */

/* breadcrumb → seo-breadcrumb */
.breadcrumb {
  padding: .875rem 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 0;
}
.breadcrumb ol,
.breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: .2rem .5rem;
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: .8rem;
  color: var(--text-muted);
  align-items: center;
}
.breadcrumb ol li,
.breadcrumb__list li {
  display: flex;
  align-items: center;
  gap: .35rem;
}
/* Separator li items used as explicit separators (aria-hidden) */
.breadcrumb ol li[aria-hidden="true"] {
  color: rgba(255,255,255,.2);
  font-size: .75rem;
  padding: 0 .1rem;
  user-select: none;
}
.breadcrumb ol li a,
.breadcrumb__list li a,
.breadcrumb a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition);
}
.breadcrumb ol li a:hover,
.breadcrumb a:hover { color: var(--blue); }
.breadcrumb__sep { color: rgba(255,255,255,.2); margin: 0 .1rem; font-size: .75rem; }
.breadcrumb__current { color: var(--text-secondary); }

/* page-hero → seo-hero */
.page-hero {
  padding: 4.5rem 0 3.5rem;
  position: relative;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(79,142,247,.12) 0%, transparent 70%);
}
.page-hero__eyebrow { margin-bottom: 1rem; }
.page-hero__title {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -.03em;
  color: var(--text);
  max-width: 820px;
  margin-bottom: 1.25rem;
}
.page-hero__title em {
  font-style: normal;
  background: linear-gradient(135deg, var(--blue) 0%, var(--purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.page-hero__lead {
  font-size: clamp(1rem, 2vw, 1.2rem);
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 680px;
  margin-bottom: 2rem;
}
.page-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: .875rem;
  align-items: center;
}

/* page-section → seo-section */
.page-section {
  padding: 5rem 0;
}
.page-section--alt {
  background: var(--bg-2);
}
.page-section__header {
  text-align: center;
  margin-bottom: 3rem;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}
.page-section__title {
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -.025em;
  line-height: 1.2;
  color: var(--text);
  margin-bottom: .875rem;
}
.page-section__subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* feature-grid & feature-card → seo-cards & seo-card */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}
.feature-card {
  background: rgba(255,255,255,.03);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: border-color var(--transition), transform var(--transition);
}
.feature-card:hover {
  border-color: rgba(79,142,247,.3);
  transform: translateY(-3px);
}
.feature-card__icon {
  font-size: 2rem;
  margin-bottom: 1rem;
  display: block;
}
.feature-card h3,
.feature-card__title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: .5rem;
}
.feature-card p,
.feature-card__desc {
  font-size: .9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* prose-section → general prose content */
.prose-section {
  padding: 4rem 0;
}
.prose {
  max-width: 780px;
  margin: 0 auto;
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--text-secondary);
}
.prose h2 {
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--text);
  margin: 3rem 0 1rem;
  letter-spacing: -.02em;
}
.prose h3 {
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  font-weight: 600;
  color: var(--text);
  margin: 2rem 0 .75rem;
}
.prose p { margin-bottom: 1.25rem; }
.prose ul, .prose ol {
  padding-left: 1.5rem;
  margin-bottom: 1.25rem;
}
.prose li { margin-bottom: .4rem; }
.prose strong { color: var(--text); font-weight: 600; }
.prose a { color: var(--blue); text-decoration: underline; text-underline-offset: 3px; }
.prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: .95rem;
}
.prose th {
  background: rgba(79,142,247,.1);
  color: var(--text);
  font-weight: 600;
  padding: .75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.prose td {
  padding: .65rem 1rem;
  border-bottom: 1px solid rgba(255,255,255,.06);
  color: var(--text-secondary);
}
.prose tr:last-child td { border-bottom: none; }

/* article-nav (table of contents) */
.article-nav {
  background: rgba(79,142,247,.06);
  border: 1px solid rgba(79,142,247,.2);
  border-radius: var(--radius);
  padding: 1.5rem 2rem;
  margin-bottom: 2rem;
}
.article-nav ol {
  list-style: decimal;
  padding-left: 1.25rem;
  margin: 0;
}
.article-nav li { margin-bottom: .35rem; color: var(--text-secondary); font-size: .95rem; }
.article-nav a { color: var(--blue); text-decoration: none; }
.article-nav a:hover { text-decoration: underline; }

/* blog-hero → premium blog header */
.blog-hero {
  padding: 4rem 0 3rem;
  background: radial-gradient(ellipse 70% 50% at 60% 0%, rgba(124,106,247,.1) 0%, transparent 65%);
}
.blog-hero h1 {
  font-size: clamp(1.9rem, 5vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -.03em;
  color: var(--text);
  max-width: 820px;
  margin: 1rem 0 1.25rem;
}
.blog-meta {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.5rem;
  align-items: center;
  font-size: .85rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}
.blog-meta span {
  display: flex;
  align-items: center;
  gap: .35rem;
}
.blog-lead {
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 740px;
}

/* eyebrow utility (used in multiple old pages) */
.eyebrow {
  display: inline-block;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: .3rem .75rem;
  border-radius: 2rem;
  background: rgba(79,142,247,.12);
  color: var(--blue);
  border: 1px solid rgba(79,142,247,.25);
}
.eyebrow--light { background: rgba(79,142,247,.08); }

/* ── Legacy aliases mobile responsive ─────────────────────── */
@media (max-width: 768px) {
  .page-hero { padding: 2.5rem 0 2rem; }
  .page-hero__cta { flex-direction: column; }
  .page-hero__cta .btn { width: 100%; justify-content: center; }
  .feature-grid { grid-template-columns: 1fr; }
  .blog-hero { padding: 2.5rem 0 2rem; }
  .prose { font-size: .98rem; }
  .prose-section { padding: 2.5rem 0; }
  .page-section { padding: 3rem 0; }
  .article-nav { padding: 1.25rem 1.5rem; }
}
@media (max-width: 480px) {
  .page-hero__title { font-size: clamp(1.65rem, 7vw, 2rem); }
  .blog-hero h1 { font-size: clamp(1.6rem, 7vw, 2rem); }
  .blog-meta { gap: .35rem 1rem; font-size: .8rem; }
}