/* Top 100 Regen — family theme
   Core blue keeps it visibly Top 100; acid green is Regen's own signal. */

:root {
  --family-blue: #123b73;
  --family-blue-2: #1e5aa8;
  --regen: #a8e54b;
  --regen-deep: #4f7f16;
  --ink: #142033;
  --muted: #657184;
  --paper: #f7f9fc;
  --line: #dce3ec;
  --white: #fff;
  --max: 1120px;
  --radius: 18px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  line-height: 1.65;
}
a,
a:visited {
  color: var(--family-blue-2);
  background: transparent !important;
  background-color: transparent !important;
}
img { max-width: 100%; height: auto; }

.family-bar {
  background: var(--family-blue);
  color: #fff;
  font-size: .76rem;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.family-bar__inner {
  max-width: var(--max);
  margin: auto;
  padding: .55rem 1rem;
  display: flex;
  align-items: center;
  gap: 1.3rem;
}
.family-bar__inner > span { font-weight: 800; color: var(--regen); white-space: nowrap; }
.family-bar nav { display: flex; flex-wrap: wrap; gap: .95rem; }
.family-bar a { color: rgba(255,255,255,.76); text-decoration: none; font-weight: 700; }
.family-bar a:hover, .family-bar a.is-current { color: #fff; }
.family-bar a.is-current { border-bottom: 2px solid var(--regen); }

.site-header {
  background: #fff;
  border-bottom: 1px solid var(--line);
  position: static;
}
.header-content {
  max-width: var(--max);
  margin: auto;
  padding: .9rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.regen-brand { display: flex; align-items: center; gap: .75rem; text-decoration: none; color: var(--ink); }
.site-logo { width: 58px; height: 58px; object-fit: contain; }
.regen-brand__text { display: grid; line-height: 1.1; }
.regen-brand__text strong { font-size: 1.32rem; letter-spacing: -.025em; }
.regen-brand__text em { color: var(--regen-deep); font-style: normal; }
.regen-brand__text small { color: var(--muted); margin-top: .3rem; }

.site-nav { display: flex; align-items: center; flex-wrap: wrap; justify-content: flex-end; gap: .25rem; }
.site-nav a {
  padding: .55rem .68rem;
  color: var(--ink);
  text-decoration: none;
  font-size: .9rem;
  font-weight: 700;
  border-radius: 999px;
}
.site-nav a:hover { background: #eef3f9; }
.site-nav .nav-join { background: var(--regen); color: #17220c; padding-inline: 1rem; }
.site-nav .nav-join:hover { background: #96d439; }

.regen-hero {
  background:
    radial-gradient(circle at 88% 20%, rgba(168,229,75,.25), transparent 26rem),
    linear-gradient(135deg, #0d2e59 0%, var(--family-blue) 60%, #194b82 100%);
  color: #fff;
  overflow: hidden;
}
.regen-hero__inner { max-width: var(--max); margin: auto; padding: 5rem 1rem 4rem; }
.regen-kicker, .eyebrow {
  color: var(--regen);
  font-weight: 900;
  font-size: .77rem;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.regen-hero h1 {
  font-size: clamp(3rem, 8vw, 6.6rem);
  line-height: .9;
  letter-spacing: -.065em;
  margin: .5rem 0 .8rem;
  color: #fff;
}
.regen-strapline { margin: 0 0 1.3rem; font-size: clamp(1.35rem, 3vw, 2rem); font-weight: 750; color: var(--regen); }
.regen-intro { max-width: 760px; margin: 0; font-size: 1.12rem; color: rgba(255,255,255,.83); }
.regen-intro a { color: #fff; font-weight: 800; }
.regen-hero__actions { display: flex; flex-wrap: wrap; gap: .75rem; margin: 2rem 0 2.6rem; }
.button { display: inline-block; padding: .78rem 1.05rem; border-radius: 999px; font-weight: 850; text-decoration: none; }
.button--primary { background: var(--regen); color: #17220c; }
.button--secondary { border: 1px solid rgba(255,255,255,.45); color: #fff; }
.regen-stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: .7rem; max-width: 760px; }
.regen-stat {
  border-top: 1px solid rgba(255,255,255,.22);
  padding-top: .85rem;
  display: grid;
}
.regen-stat strong { font-size: 1.55rem; color: #fff; }
.regen-stat span { color: rgba(255,255,255,.66); font-size: .82rem; text-transform: uppercase; letter-spacing: .05em; }

.regen-family {
  max-width: var(--max);
  margin: 2rem auto 0;
  padding: 0 1rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.regen-family__card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.55rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 220px;
}
.regen-family__card--active { border-top: 5px solid var(--regen); }
.regen-family h2 { margin: .3rem 0 .4rem; font-size: 1.8rem; letter-spacing: -.03em; }
.regen-family p { color: var(--muted); }
.regen-family__card > a { font-weight: 850; text-decoration: none; }

.regen-gateways {
  max-width: var(--max);
  margin: 1rem auto 3.3rem;
  padding: 0 1rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: .65rem;
}
.regen-gateways a {
  background: #eaf0f7;
  border-radius: 14px;
  padding: 1rem;
  color: var(--family-blue);
  text-decoration: none;
  display: grid;
}
.regen-gateways span { font-weight: 900; }
.regen-gateways small { color: var(--muted); margin-top: .15rem; }

.regen-section-heading, .posts, .post-nav, main > article, .content, .page {
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
}
.regen-section-heading { padding: 0 1rem; margin-bottom: .9rem; }
.regen-section-heading .eyebrow { color: var(--regen-deep); }
.regen-section-heading h2 { margin: .2rem 0 0; font-size: 2rem; letter-spacing: -.035em; }

.posts { padding: 0 1rem 3rem; }
.post-preview {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.35rem 1.45rem;
  margin-bottom: 1rem;
  overflow: hidden;
}
.post-date { color: var(--muted); text-decoration: none; font-size: .82rem; font-weight: 700; }
.post-title { line-height: 1.1; letter-spacing: -.03em; margin: .4rem 0 .8rem; }
.post-title a { color: var(--ink); text-decoration: none; }
.read-more { font-weight: 800; }
.post-preview iframe { max-width: 100%; }

.archive-page {
  max-width: var(--max);
  margin: 0 auto;
  padding: 3rem 1rem 4rem;
}
.archive-intro { max-width: 820px; margin-bottom: 2rem; }
.archive-intro .eyebrow, .archive-section-heading .eyebrow, .archive-origin .eyebrow { color: var(--regen-deep); }
.archive-intro h1 { margin: .25rem 0 .75rem; font-size: clamp(2.5rem, 6vw, 4.5rem); letter-spacing: -.05em; }
.archive-intro p, .archive-origin p, .archive-section-heading p { color: var(--muted); }
.archive-origin {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 1rem;
  background: #fff;
  border: 1px solid var(--line);
  border-top: 5px solid var(--regen);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 2.5rem;
}
.archive-origin h2 { margin: .25rem 0 .5rem; }
.archive-origin__links { display: grid; align-content: start; }
.archive-origin__links a,
.archive-origin__links a:visited {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: .8rem 0;
  border-bottom: 1px solid var(--line);
  font-weight: 800;
  text-decoration: none;
  color: var(--family-blue-2) !important;
  background: transparent !important;
  background-color: transparent !important;
}
.archive-origin__links a:hover { color: var(--family-blue) !important; }
.archive-origin__links a:last-child { border-bottom: 0; }
.archive-origin__links span { color: var(--regen-deep); }
.archive-section-heading { margin-bottom: 1rem; }
.archive-section-heading h2 { margin: .2rem 0 0; font-size: 2rem; }
.archive-year {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 1rem;
  overflow: hidden;
}
.archive-year summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: 1rem 1.2rem;
  background: #eef3f9;
  font-weight: 900;
}
.archive-year summary::-webkit-details-marker { display: none; }
.archive-year summary span { font-size: 1.35rem; color: var(--family-blue); }
.archive-year summary small { color: var(--muted); font-weight: 700; }
.archive-year__posts { padding: 0 .2rem; }
.archive-row {
  display: grid;
  grid-template-columns: 86px 1fr;
  gap: 1rem;
  padding: .85rem 1rem;
  border-top: 1px solid var(--line);
}
.archive-row time { color: var(--muted); font-size: .82rem; font-weight: 700; }
.archive-row a,
.archive-row a:visited {
  color: var(--ink) !important;
  background: transparent !important;
  background-color: transparent !important;
  text-decoration: none;
  font-weight: 800;
}
.archive-row a:hover { color: var(--family-blue-2) !important; }
.archive-row small { display: block; color: var(--muted); margin-top: .15rem; }

.site-footer { background: #0b2547; color: rgba(255,255,255,.75); margin-top: 3rem; }
.footer-content { max-width: var(--max); margin: auto; padding: 2.7rem 1rem 1.3rem; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 2.4rem; }
.footer-brand { color: #fff; font-size: 1.6rem; font-weight: 800; }
.footer-brand strong { color: var(--regen); }
.footer-grid h3 { color: #fff; margin-top: 0; }
.footer-grid section > a { display: block; color: rgba(255,255,255,.78); text-decoration: none; margin: .35rem 0; }
.footer-grid section > a:hover { color: var(--regen); }
.footer-season { color: var(--regen); font-weight: 800; }
.footer-bottom {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255,255,255,.16);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: .8rem;
}

main { min-height: 60vh; }
main > article, .content, .page { padding: 2rem 1rem; }
h1, h2, h3 { color: var(--ink); }
blockquote { border-left: 4px solid var(--regen); margin-left: 0; padding-left: 1rem; color: var(--muted); }

@media (max-width: 850px) {
  .header-content { align-items: flex-start; flex-direction: column; gap: .6rem; }
  .site-nav { justify-content: flex-start; }
  .regen-stats, .regen-gateways { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .archive-origin { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .family-bar__inner { align-items: flex-start; flex-direction: column; gap: .35rem; }
  .regen-brand__text small { display: none; }
  .site-logo { width: 48px; height: 48px; }
  .site-nav a { font-size: .82rem; padding: .45rem .55rem; }
  .regen-hero__inner { padding-top: 3.6rem; }
  .regen-family { grid-template-columns: 1fr; }
  .regen-stats, .regen-gateways { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; }
  .archive-row { grid-template-columns: 64px 1fr; gap: .65rem; }
}}