:root {
  --af-ink: #1A1F1C;
  --af-surface: #F3F5F3;
  --af-panel: #FFFFFF;
  --af-paper: #FAFBFA;
  --af-black: #1A1F1C;
  --af-navy: #1A1F1C;
  --af-revive: #1A1F1C;
  --af-white: #FFFFFF;
  --af-cream: #FAFBFA;
  --af-steel: #6B746E;
  --af-muted: #6B746E;
  --af-gold: #C4A35A;
  --af-gold-dark: #4F5E4C;
  --af-accent: #6B7C67;
  --af-accent-soft: #8A9A84;
  --af-accent-deep: #4F5E4C;
  --af-accent-hover: #5C6B58;
  --af-green: #5F8F6A;
  --af-amber: #C4A35A;
  --af-border: #E4E8E4;
  --af-line: #E4E8E4;
  --af-radius: 14px;
  --af-shadow: none;
  --af-font-heading: 'Fraunces', Georgia, serif;
  --af-font-body: 'DM Sans', system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--af-font-body);
  color: var(--af-revive);
  background: var(--af-white);
  line-height: 1.65;
}

h1, h2, h3, h4 {
  font-family: var(--af-font-heading);
  color: var(--af-black);
  line-height: 1.2;
}

a { color: var(--af-gold-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

.af-container { width: min(1180px, calc(100vw - 3rem)); margin: 0 auto; }

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

/* Age / researcher gate overlay style (Amino Club inspired) */
.af-gate {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: radial-gradient(ellipse at top, #1a1a1a 0%, #0A0A0A 70%);
  color: var(--af-white);
  padding: 2rem;
  text-align: center;
}
.af-gate__card {
  max-width: 520px;
  background: var(--af-white);
  border: 1px solid var(--af-line);
  border-radius: 20px;
  padding: 2.5rem 2rem;
  backdrop-filter: blur(8px);
}
.af-gate__logo { height: 48px; margin-bottom: 1.5rem; }
.af-gate h1 { color: var(--af-white); font-size: 1.75rem; margin: 0 0 1rem; }
.af-gate p { color: rgba(255,255,255,0.75); }
.af-gate label {
  display: flex; gap: 0.65rem; align-items: flex-start;
  text-align: left; margin: 0.85rem 0; font-size: 0.9rem; color: rgba(255,255,255,0.9);
}
.af-gate__actions { display: flex; flex-direction: column; gap: 0.75rem; margin-top: 1.5rem; }
.af-gate__disclaimer { font-size: 0.75rem; color: rgba(255,255,255,0.5); margin-top: 1.25rem; }

/* Announcement */
.af-announcement {
  background: var(--af-accent);
  color: var(--af-white);
  padding: 0.5rem 0;
  font-size: 0.8rem;
  line-height: 1.45;
}
.af-announcement__inner {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
}

/* Header */
.af-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--af-border);
}
.af-header__inner {
  display: flex; align-items: center; gap: 1.5rem; padding: 0.9rem 0;
}
.af-logo img, .af-header__brand .custom-logo { display: block; height: 42px; width: auto; max-width: 220px; }
.af-nav { flex: 1; }
.af-nav__list {
  display: flex; gap: 1.25rem; list-style: none; margin: 0; padding: 0; justify-content: center;
}
.af-nav__list a { color: var(--af-revive); font-weight: 500; font-size: 0.9rem; }
.af-header__actions { display: flex; gap: 0.75rem; align-items: center; }
.af-nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 0.5rem; }
.af-nav-toggle__bar { display: block; width: 22px; height: 2px; background: var(--af-black); margin: 4px 0; }
.af-sticky-cta { display: none; }

/* Buttons */
.af-btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.75rem 1.35rem; border-radius: 999px; font-weight: 600; font-size: 0.9rem;
  border: 2px solid transparent; cursor: pointer; transition: all 0.2s ease; text-decoration: none !important;
}
.af-btn--primary { background: var(--af-accent); color: var(--af-white) !important; }
.af-btn--primary:hover { background: var(--af-accent-hover); color: var(--af-white) !important; }
.af-btn--ghost { background: transparent; border-color: var(--af-border); color: var(--af-black) !important; }
.af-btn--ghost-on-dark {
  background: transparent;
  border: 1px solid var(--af-line);
  color: var(--af-ink) !important;
}
.af-btn--ghost-on-dark:hover {
  border-color: var(--af-accent);
  color: var(--af-accent-deep) !important;
}
.af-btn--dark { background: var(--af-black); color: var(--af-white) !important; }
.af-btn--sm { padding: 0.4rem 0.95rem; font-size: 0.8rem; }
.af-btn--block { width: 100%; }
.af-btn-group { display: flex; flex-wrap: wrap; gap: 0.75rem; margin: 1.25rem 0; }
.af-btn-group--center { justify-content: center; }

/* Hero structure — visual polish lives in premium.css */
.af-hero { padding: 5.5rem 0 4rem; color: var(--af-ink); }
.af-hero__grid {
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 2.5rem; align-items: center;
}
.af-eyebrow {
  color: var(--af-accent); font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.12em; font-size: 0.78rem; margin: 0 0 0.85rem;
}
.af-hero h1 {
  color: var(--af-ink);
  font-size: clamp(2.15rem, 4.2vw, 3.15rem);
  line-height: 1.18;
  letter-spacing: -0.01em;
  max-width: 11ch;
  margin: 0 0 1rem;
}
.af-hero__subhead { color: var(--af-muted); font-size: 1.05rem; max-width: 52ch; }
.af-micro-trust { font-size: 0.85rem; color: var(--af-muted); }
.af-micro-trust--soft { margin-top: 0.35rem; font-size: 0.78rem; color: #9AA39C; }
.af-hero__catalog-jump { margin: 1rem 0 0; }
.af-hero__catalog-jump a {
  color: var(--af-accent-deep) !important; font-weight: 600; font-size: 0.92rem;
  text-decoration: none !important; border-bottom: 1px solid rgba(107,124,103,0.4);
}
.af-hero__catalog-jump a:hover { color: var(--af-ink) !important; border-bottom-color: var(--af-ink); }
.af-badge-row { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; }
.af-badge {
  display: inline-block; padding: 0.35rem 0.75rem;
  background: rgba(107,124,103,0.1); border: 1px solid rgba(107,124,103,0.28);
  border-radius: 999px; font-size: 0.75rem; font-weight: 600; color: var(--af-accent-deep);
}
.af-hero__visual img {
  width: 100%; height: auto; border-radius: var(--af-radius);
  border: 1px solid var(--af-line);
}

/* Trust strip */
.af-trust {
  background: var(--af-black);
  border-top: 1px solid rgba(31,124,236,0.2);
  border-bottom: 1px solid rgba(31,124,236,0.2);
  padding: 1.25rem 0;
}
.af-trust__grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; text-align: center;
}
.af-trust__item strong { display: block; color: var(--af-ink); font-size: 0.85rem; letter-spacing: 0.06em; }
.af-trust__item span { color: var(--af-muted); font-size: 0.8rem; }

/* Sections */
.af-section { padding: 4rem 0; }
.af-home > .af-section:last-of-type { padding-bottom: 4.5rem; }
.af-section--paper,
.af-section--cream { background: var(--af-paper); }
.af-section--dark { background: var(--af-black); color: var(--af-white); }
.af-section--dark h2 { color: var(--af-white); }
/* Portal cards stay white — force dark text (section h3 would otherwise be white-on-white). */
.af-section--dark .af-card.af-card--portal {
  background: #FFFFFF !important;
  border: 1px solid rgba(31,124,236,0.28) !important;
  color: var(--af-ink);
}
.af-section--dark .af-card.af-card--portal h3 {
  color: var(--af-ink) !important;
  margin: 0 0 0.5rem;
}
.af-card--portal__text {
  color: var(--af-muted) !important;
  font-size: 0.9rem;
  margin: 0;
}
.af-section__title { text-align: center; font-size: clamp(1.55rem, 3vw, 2.1rem); margin: 0 0 0.75rem; }
.af-section__lead { text-align: center; max-width: 65ch; margin: 0 auto 2rem; color: var(--af-steel); }
.af-section--dark .af-section__lead { color: rgba(255,255,255,0.65); }
.af-section__image { display: block; width: 100%; max-width: 920px; margin: 2rem auto 0; border-radius: var(--af-radius); }
.af-section__cta { text-align: center; margin-top: 1.5rem; }

/* Cards / grids */
.af-card {
  background: var(--af-white); border: 1px solid var(--af-border);
  border-radius: var(--af-radius); padding: 1.5rem; box-shadow: var(--af-shadow);
}
.af-card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.af-card-grid--4 { grid-template-columns: repeat(4, 1fr); }
.af-card-grid--3 { grid-template-columns: repeat(3, 1fr); }
.af-split-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.af-check-list, .af-x-list { padding-left: 1.25rem; }

/* Product catalog cards — image-first, easy to scan */
.af-section--catalog { background: linear-gradient(180deg, #F8FAFC 0%, #FFFFFF 40%); }
.af-eyebrow--ink { color: var(--af-accent); text-align: center; margin-bottom: 0.5rem; }
.af-catalog-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.35rem; margin: 2rem 0;
}
.af-catalog-grid--dense {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.1rem;
}
.af-product-card {
  background: var(--af-white); border: 1px solid var(--af-border);
  border-radius: var(--af-radius); overflow: hidden;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  display: flex; flex-direction: column;
}
.af-product-card:hover {
  transform: translateY(-3px);
  border-color: rgba(107,124,103,0.45);
  box-shadow: 0 14px 36px rgba(26,31,28,0.06);
}
.af-product-card__img,
.af-product-card__media {
  aspect-ratio: 1; background: #FAFBFA;
  display: grid; place-items: center; overflow: hidden; padding: 1.35rem; text-decoration: none;
  border-bottom: 1px solid var(--af-line);
}
.af-product-card__img img,
.af-product-card__media img {
  width: 100%; height: 100%; object-fit: contain; display: block;
  transition: transform 0.25s ease;
}
.af-product-card:hover .af-product-card__media img,
.af-product-card:hover .af-product-card__img img { transform: scale(1.04); }
.af-product-card__body {
  padding: 0.95rem 1.05rem 1.15rem; display: flex; flex-direction: column; flex: 1;
}
.af-product-card__body h3 { margin: 0.25rem 0 0.2rem; font-size: 1.05rem; line-height: 1.25; }
.af-product-card__meta { color: var(--af-steel); font-size: 0.78rem; margin: 0 0 0.45rem; letter-spacing: 0.02em; }
.af-product-card__price { margin: 0 0 0.75rem; font-weight: 700; color: var(--af-ink); font-size: 0.95rem; }
.af-product-card .af-price-gated { color: var(--af-steel); font-weight: 600; font-size: 0.82rem; }
.af-product-card .af-badge { margin-bottom: 0.2rem; font-size: 0.68rem; padding: 0.25rem 0.55rem; }
.af-product-card--compact .af-btn-group { margin-top: auto; margin-bottom: 0; }
.af-product-card--compact .af-product-card__body > p:not(.af-product-card__meta):not(.af-product-card__price) {
  display: none;
}

.af-steps {
  max-width: 720px; margin: 0 auto 2rem; counter-reset: step; list-style: none; padding: 0;
}
.af-steps li {
  counter-increment: step; padding: 1rem 1rem 1rem 3.5rem; position: relative;
  margin-bottom: 0.75rem; background: var(--af-white); border-radius: var(--af-radius);
  border: 1px solid var(--af-border);
}
.af-steps li::before {
  content: counter(step); position: absolute; left: 1rem; top: 50%; transform: translateY(-50%);
  width: 1.75rem; height: 1.75rem; background: var(--af-gold); color: var(--af-black);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.85rem;
}

.af-faq-item {
  background: var(--af-white); border: 1px solid var(--af-border);
  border-radius: var(--af-radius); padding: 1rem 1.25rem; margin-bottom: 0;
}
.af-faq-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.85rem; margin-bottom: 1.5rem; }
.af-faq-item summary { cursor: pointer; font-weight: 600; color: var(--af-black); }
.af-faq-item p { margin: 0.75rem 0 0; color: var(--af-steel); }

.af-cta-section {
  background: var(--af-surface);
  color: var(--af-ink); text-align: center;
  border-top: 1px solid var(--af-line);
  border-bottom: 1px solid var(--af-line);
}
.af-cta-section h2 { color: var(--af-ink); }

.af-footer {
  background: var(--af-white); color: var(--af-muted); padding: 4rem 0 2rem;
  border-top: 1px solid var(--af-line);
}
.af-footer h3 { color: var(--af-ink); font-size: 0.95rem; margin-bottom: 0.75rem; }
.af-footer ul { list-style: none; padding: 0; margin: 0; }
.af-footer li { margin-bottom: 0.4rem; }
.af-footer a { color: var(--af-muted); }
.af-footer a:hover { color: var(--af-accent-deep); }
.af-footer__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2.5rem; margin-bottom: 2.5rem; }
.af-footer__disclaimer {
  border-top: 1px solid var(--af-line); padding-top: 1.5rem;
  font-size: 0.8rem; color: var(--af-muted);
}
.af-footer__payments { text-align: center; margin: 2rem 0 1.5rem; padding: 1.5rem; background: var(--af-paper); border-radius: 12px; border: 1px solid var(--af-line); }
.af-footer__payments-label { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--af-gold); margin-bottom: 0.75rem; }
.af-payment-logos { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.75rem; list-style: none; padding: 0; margin: 0 0 0.75rem; }
.af-payment-logos img { height: 32px; width: auto; background: #fff; border-radius: 4px; padding: 2px 6px; }
.af-footer__payments-note { font-size: 0.72rem; color: var(--af-muted); margin: 0; }
.af-footer__legal { text-align: center; font-size: 0.78rem; margin-bottom: 0.5rem; }
.af-footer__legal a { color: var(--af-muted); margin: 0 0.35rem; }
.af-footer__bottom { text-align: center; font-size: 0.8rem; margin-top: 1rem; color: var(--af-muted); }

.af-post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.af-meta { color: var(--af-steel); font-size: 0.85rem; }
.af-disclaimer { font-size: 0.8rem; color: var(--af-steel); margin-top: 1.5rem; }
.af-link { font-weight: 600; }
.af-page { padding: clamp(2.5rem, 5vw, 4rem) 0 clamp(3.5rem, 7vw, 5rem); }
.af-page__content {
  padding: clamp(1.5rem, 3vw, 2.25rem);
  max-width: 820px;
  margin: 0 auto;
}
.af-page .entry-header { margin-bottom: 1.25rem; }
.af-page .entry-title { margin: 0 0 0.5rem; font-size: clamp(1.75rem, 3vw, 2.35rem); }
.af-page .entry-content > *:first-child { margin-top: 0; }
.af-page .entry-content > *:last-child { margin-bottom: 0; }
.af-announcement__inner { gap: 0.85rem; flex-wrap: wrap; }
.af-announcement a { white-space: nowrap; }
.af-empty-state { text-align: center; padding: 3rem; }
.af-prose h2 { margin-top: 2rem; }
.af-prose ul { padding-left: 1.25rem; }

/* Sitewide RUO compliance bar — required on every brand */
.af-ruo-bar {
  background: #4F5E4C;
  color: #F4F7F5;
  font-size: 0.8rem;
  border-bottom: 1px solid #3F4C3D;
}
.af-ruo-bar__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.75rem;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 0;
  text-align: center;
  line-height: 1.4;
}
.af-ruo-bar strong {
  color: #FFFFFF;
  letter-spacing: 0.1em;
  font-size: 0.72rem;
}
.af-ruo-bar__sep { opacity: 0.55; }
.af-ruo-bar a {
  color: #FFFFFF;
  text-decoration: underline;
  text-underline-offset: 2px;
  white-space: nowrap;
}
.af-badge--ruo {
  background: rgba(107, 124, 103, 0.12);
  border: 1px solid rgba(107, 124, 103, 0.35);
  color: #4F5E4C;
}
.af-loop-ruo {
  font-size: 0.72rem;
  color: #6B746E;
  margin: 0.15rem 0 0.45rem;
  line-height: 1.35;
}
.af-ruo-product-notice {
  background: #F3F5F3;
  border: 1px solid #E4E8E4;
  border-left: 3px solid #6B7C67;
  border-radius: 8px;
  padding: 0.85rem 1rem;
  margin: 0 0 1.25rem;
  font-size: 0.88rem;
  color: #1A1F1C;
  line-height: 1.5;
}

/* alpha-fulfillment-theme:main.css */