:root {
  color-scheme: light;
  --bg: #f5f1e8;
  --paper: #fffdfa;
  --paper-2: #e9e0cf;
  --ink: #24241f;
  --muted: #676b5f;
  --line: rgba(38, 42, 34, 0.15);
  --green: #3f563e;
  --greend: #263723;
  --sage: #d9e3d2;
  --blue: #243f46;
  --copper: #9b612e;
  --gold: #c8a66d;
  --shadow: 0 22px 70px rgba(38, 42, 34, 0.12);
  --radius: 8px;
  --wrap: 1180px;
  --narrow: 900px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--bg);
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 85% 0%, rgba(217, 227, 210, 0.45), transparent 32rem),
    linear-gradient(180deg, #fbf8f0 0%, var(--bg) 38rem);
  color: var(--ink);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img,
svg {
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration-thickness: 0.06em;
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--green);
}

button,
input {
  font: inherit;
}

.wrap,
.wrap-narrow {
  width: min(calc(100% - 40px), var(--wrap));
  margin: 0 auto;
}

.wrap-narrow {
  width: min(calc(100% - 40px), var(--narrow));
}

.topbar {
  background: var(--greend);
  color: rgba(255, 253, 250, 0.88);
  text-align: center;
  font-size: 13px;
  letter-spacing: 0.01em;
  padding: 0.55rem 1rem;
}

.topbar strong {
  color: #fffdfa;
  font-weight: 650;
}

nav {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid rgba(38, 42, 34, 0.1);
  background: rgba(255, 253, 250, 0.86);
  backdrop-filter: blur(18px);
}

.nav-inner {
  width: min(calc(100% - 40px), var(--wrap));
  min-height: 68px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.logo,
.foot-logo,
.ab-logo,
.abar .lg {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 26px;
  line-height: 1;
  color: var(--greend);
  text-decoration: none;
  letter-spacing: 0;
}

.logo .life,
.foot-logo .life {
  font-style: italic;
}

.dot {
  color: var(--copper);
  padding: 0 0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.05rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav-links a,
.more,
.torion-link {
  color: var(--blue);
  font-size: 14px;
  font-weight: 650;
  text-decoration: none;
}

.nav-links a:hover,
.more:hover,
.torion-link:hover {
  color: var(--copper);
}

.nav-menu-btn {
  display: none;
}

.hero {
  position: relative;
  min-height: clamp(560px, 72vh, 760px);
  display: flex;
  align-items: center;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(26, 33, 24, 0.88) 0%, rgba(31, 49, 37, 0.72) 42%, rgba(31, 49, 37, 0.08) 100%),
    url("/img/hero-science-1600.jpg") center right / cover no-repeat;
  color: #fffdfa;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 160px;
  background: linear-gradient(180deg, transparent, var(--bg));
  pointer-events: none;
}

.hero .wrap-narrow {
  position: relative;
  z-index: 1;
  margin-left: max(20px, calc((100vw - var(--wrap)) / 2));
  margin-right: auto;
  max-width: 760px;
}

.eyebrow,
.tag,
.tagline span,
.px,
.v-tag,
.c-plat,
.foot-h,
.ab-num {
  display: inline-block;
  color: var(--copper);
  font-size: 12px;
  font-weight: 760;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: var(--gold);
}

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

h1,
h2,
.reader h1 {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
  letter-spacing: 0;
}

h1 {
  max-width: 850px;
  margin: 1rem 0 1.1rem;
  font-size: clamp(42px, 6.1vw, 82px);
  line-height: 0.98;
}

h1 em {
  color: var(--gold);
  font-style: italic;
}

.hero-sub {
  max-width: 680px;
  color: rgba(255, 253, 250, 0.88);
  font-size: clamp(17px, 1.5vw, 21px);
  line-height: 1.65;
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  max-width: 680px;
  margin-top: 2.2rem;
  padding-top: 1.4rem;
  border-top: 1px solid rgba(255, 253, 250, 0.22);
}

.hero-meta .n {
  color: #fffdfa;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(28px, 3.4vw, 44px);
  line-height: 1;
}

.hero-meta .l {
  max-width: 11rem;
  margin-top: 0.45rem;
  color: rgba(255, 253, 250, 0.72);
  font-size: 13px;
  line-height: 1.35;
}

section {
  padding: 5.5rem 0;
}

.standard {
  background: var(--greend);
  color: #fffdfa;
}

.standard .sec-head,
.standard .lede {
  color: #fffdfa;
}

.standard .lede {
  color: rgba(255, 253, 250, 0.78);
}

.sec-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 2rem;
}

.sec-head h2,
.about .lede,
.engage h2 {
  margin: 0;
  color: var(--greend);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(30px, 3vw, 44px);
  font-weight: 400;
  line-height: 1.08;
}

.standard .sec-head h2 {
  color: #fffdfa;
}

.lede {
  max-width: 700px;
  color: var(--muted);
  font-size: clamp(17px, 1.4vw, 20px);
  line-height: 1.7;
}

.std-rules {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid rgba(255, 253, 250, 0.12);
  border-radius: var(--radius);
  background: rgba(255, 253, 250, 0.12);
}

.std-rule {
  min-height: 260px;
  padding: 1.45rem;
  background: rgba(255, 253, 250, 0.055);
}

.std-rule .num {
  color: var(--gold);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 36px;
  line-height: 1;
}

.std-rule h4 {
  margin: 2.6rem 0 0.6rem;
  color: #fffdfa;
  font-size: 18px;
  line-height: 1.25;
}

.std-rule p {
  margin: 0;
  color: rgba(255, 253, 250, 0.74);
  font-size: 14.5px;
  line-height: 1.65;
}

#pillars,
#articles,
#channels {
  background: var(--bg);
}

.pillars,
.articles,
.channels,
.video-grid {
  display: grid;
  gap: 1rem;
}

.pillars {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.articles {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.channels {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.video-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.pillar,
.article-card,
.channel,
.video-card,
.about-block {
  display: block;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 253, 250, 0.76);
  color: var(--ink);
  text-decoration: none;
  box-shadow: 0 10px 34px rgba(38, 42, 34, 0.055);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.pillar:hover,
.article-card:hover,
.channel:hover,
.video-card:hover {
  transform: translateY(-3px);
  border-color: rgba(63, 86, 62, 0.36);
  background: #fffdfa;
  box-shadow: var(--shadow);
}

.pillar.active {
  border-color: rgba(155, 97, 46, 0.55);
  background: #fffdfa;
  box-shadow: 0 18px 48px rgba(155, 97, 46, 0.12);
}

.pillar {
  min-height: 300px;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
}

.pillar .px {
  margin-bottom: auto;
  color: var(--green);
  font-size: 11px;
}

.pillar h3,
.article-card h3,
.video-card h4 {
  color: var(--greend);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 23px;
  font-weight: 400;
  line-height: 1.18;
}

.pillar p,
.article-card .excerpt,
.video-card p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.65;
}

.article-card {
  padding: 1.2rem;
  min-height: 250px;
  display: flex;
  flex-direction: column;
}

.article-card h3 {
  margin: 0.55rem 0 0.65rem;
}

.article-card .meta {
  display: block;
  margin-top: auto;
  padding-top: 1rem;
  color: var(--muted);
  font-size: 12.5px;
}

.article-card .src {
  color: var(--green);
}

.topic-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: -0.7rem 0 1.4rem;
}

.topic-chip {
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 253, 250, 0.82);
  color: var(--blue);
  padding: 0 0.9rem;
  font-size: 13px;
  font-weight: 720;
  cursor: pointer;
}

.topic-chip:hover,
.topic-chip.on {
  border-color: var(--green);
  background: var(--green);
  color: #fffdfa;
}

.article-empty {
  grid-column: 1 / -1;
  padding: 2.2rem 1rem;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  color: var(--muted);
  text-align: center;
}

.torion {
  background: linear-gradient(135deg, var(--blue), var(--greend));
  color: #fffdfa;
}

.torion-card {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 2.4rem;
  align-items: center;
  max-width: 980px;
  margin: 0 auto;
}

.torion-mark {
  display: grid;
  place-items: center;
  min-height: 260px;
  border: 1px solid rgba(255, 253, 250, 0.16);
  border-radius: var(--radius);
  background: rgba(255, 253, 250, 0.06);
}

.torion-mark svg {
  width: min(74%, 200px);
  height: auto;
}

.torion-body h2 {
  margin: 0.3rem 0;
  color: #fffdfa;
  font-size: clamp(38px, 5vw, 70px);
}

.torion-body .mm {
  color: var(--gold);
  font-weight: 720;
  letter-spacing: 0.04em;
}

.torion-body p {
  max-width: 690px;
  color: rgba(255, 253, 250, 0.78);
}

.torion-link {
  display: inline-flex;
  margin: 0.5rem 0 1rem;
  color: #fffdfa;
}

.torion-disclaim {
  font-size: 13px;
  color: rgba(255, 253, 250, 0.66) !important;
}

.founder {
  background: var(--paper-2);
}

.founder-grid {
  display: grid;
  grid-template-columns: minmax(260px, 380px) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.founder-photo {
  position: sticky;
  top: 96px;
  margin: 0;
}

.founder-photo img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.founder-photo figcaption {
  margin-top: 0.7rem;
  color: var(--muted);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 14px;
  font-style: italic;
}

.founder-text {
  max-width: 780px;
}

.founder-text h2 {
  margin: 0.4rem 0 0.75rem;
}

.founder-text h3 {
  margin: 1.8rem 0 0.5rem;
  color: var(--greend);
  font-size: 23px;
}

.founder-lede,
.standfirst,
.sf {
  color: var(--green);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 20px;
  font-style: italic;
  line-height: 1.55;
}

.founder-text p {
  color: #34362f;
}

.founder-pull,
.content .pull,
.body .pull {
  color: var(--copper);
  border-left: 3px solid var(--copper);
  padding-left: 1rem;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 22px;
  font-style: italic;
}

.founder-sign {
  color: var(--greend);
  border-left: 3px solid var(--copper);
  padding-left: 1rem;
  font-family: Georgia, "Times New Roman", serif;
  font-style: italic;
}

.about,
.video-section {
  background: #fffdfa;
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.65fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.about .text p {
  color: var(--muted);
  font-size: 17px;
}

.video-card {
  overflow: hidden;
  cursor: pointer;
}

.video-thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  display: grid;
  place-items: center;
  background:
    linear-gradient(135deg, rgba(38, 55, 35, 0.95), rgba(36, 63, 70, 0.9)),
    url("/img/hero-science-1600.jpg") center / cover no-repeat;
}

.play {
  width: 62px;
  height: 62px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(255, 253, 250, 0.92);
  color: var(--greend);
}

.play svg {
  width: 28px;
  fill: currentColor;
  transform: translateX(2px);
}

.dur {
  position: absolute;
  right: 12px;
  bottom: 12px;
  padding: 0.25rem 0.5rem;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.55);
  color: #fffdfa;
  font-size: 12px;
}

.video-info {
  padding: 1rem 1.1rem 1.15rem;
}

.video-info h4 {
  margin: 0.35rem 0 0.45rem;
}

.video-coming {
  color: var(--muted);
  text-align: center;
}

.channel {
  min-height: 112px;
  padding: 1rem 1.1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.c-name {
  color: var(--greend);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 21px;
}

.c-go {
  color: var(--green);
  font-size: 14px;
  font-weight: 720;
  white-space: nowrap;
}

.engage {
  background: var(--greend);
  color: #fffdfa;
  text-align: center;
}

.engage h2 {
  color: #fffdfa;
}

.engage p {
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
  color: rgba(255, 253, 250, 0.75);
}

.sub-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.65rem;
  max-width: 560px;
  margin: 1.6rem auto 0.8rem;
}

.sub-form input,
.sub-form button {
  min-height: 52px;
  border-radius: var(--radius);
}

.sub-form input {
  border: 1px solid rgba(255, 253, 250, 0.18);
  background: rgba(255, 253, 250, 0.95);
  padding: 0 1rem;
  color: var(--ink);
}

.sub-form button {
  border: 0;
  background: var(--gold);
  color: var(--greend);
  padding: 0 1.2rem;
  font-weight: 760;
  cursor: pointer;
}

.small {
  font-size: 13px;
}

footer {
  padding: 3rem 0;
  background: #171d16;
  color: rgba(255, 253, 250, 0.72);
}

.foot-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, minmax(0, 0.7fr));
  gap: 2rem;
}

.foot-logo {
  margin-bottom: 0.7rem;
  color: #fffdfa;
}

.foot-h {
  margin-bottom: 0.6rem;
  color: var(--gold);
}

footer a {
  color: rgba(255, 253, 250, 0.78);
  text-decoration: none;
}

.foot-legal {
  margin-top: 2rem;
  padding-top: 1.2rem;
  border-top: 1px solid rgba(255, 253, 250, 0.12);
  color: rgba(255, 253, 250, 0.54);
  font-size: 12.5px;
  line-height: 1.6;
}

.article-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  overflow: auto;
  background: var(--bg);
}

.article-overlay.open {
  display: block;
}

.article-bar,
.abar {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 253, 250, 0.9);
  backdrop-filter: blur(18px);
}

.ab-inner,
.abar {
  min-height: 64px;
  width: min(calc(100% - 40px), var(--narrow));
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.abar {
  width: 100%;
  padding: 0 1rem;
}

.back-btn,
.abar a {
  border: 0;
  background: transparent;
  color: var(--green);
  font-weight: 720;
  cursor: pointer;
  text-decoration: none;
}

.reader-inner,
.reader {
  width: min(calc(100% - 40px), 760px);
  margin: 0 auto;
  padding: 3rem 0 5rem;
}

.article-content h1,
.reader h1 {
  margin: 0.45rem 0 0.75rem;
  color: var(--greend);
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1.06;
}

.byline {
  color: var(--muted);
  font-size: 13px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 1rem;
  margin-bottom: 1.6rem;
}

.body p,
.content p {
  margin: 0 0 1.1rem;
  color: #34362f;
  font-size: 17px;
  line-height: 1.75;
}

.body h3,
.content h3 {
  margin: 2rem 0 0.6rem;
  color: var(--greend);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 25px;
  font-weight: 400;
}

.cite {
  color: var(--copper);
  font-size: 0.7em;
  font-weight: 760;
  vertical-align: super;
}

.refs,
.sources {
  margin-top: 2.2rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

.refs h3,
.sources h3 {
  margin-top: 0;
  color: var(--green);
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.about-blocks {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin: 2rem 0;
}

.about-block {
  padding: 1rem;
}

.about-block h4 {
  margin: 0.3rem 0;
  color: var(--greend);
}

.contact-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.disc {
  margin-top: 2.4rem;
  padding: 1rem;
  border-radius: var(--radius);
  background: var(--paper-2);
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 980px) {
  .nav-inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.8rem;
    padding: 1rem 0;
  }

  .nav-links {
    justify-content: flex-start;
  }

  .std-rules,
  .pillars {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .articles,
  .channels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .torion-card,
  .founder-grid,
  .about-grid {
    grid-template-columns: 1fr;
  }

  .founder-photo {
    position: static;
    max-width: 420px;
  }

  .foot-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 700px) {
  body {
    font-size: 15px;
  }

  .wrap,
  .wrap-narrow,
  .reader-inner,
  .reader {
    width: min(calc(100% - 28px), var(--wrap));
  }

  .topbar {
    font-size: 12px;
    line-height: 1.4;
  }

  .nav-inner {
    min-height: 0;
  }

  .logo {
    font-size: 24px;
  }

  .nav-links {
    display: none;
  }

  .nav-menu-btn {
    display: inline-flex;
    align-items: center;
    min-height: 36px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--paper);
    color: var(--green);
    padding: 0 0.75rem;
    font-weight: 700;
  }

  .hero {
    min-height: auto;
    align-items: flex-end;
    padding: 5.6rem 0 4.4rem;
    background:
      linear-gradient(180deg, rgba(21, 28, 20, 0.28) 0%, rgba(21, 28, 20, 0.84) 54%, rgba(21, 28, 20, 0.96) 100%),
      url("/img/hero-science-1600.jpg") center top / cover no-repeat;
  }

  .hero .wrap-narrow {
    margin: 0 auto;
  }

  h1 {
    font-size: clamp(34px, 12vw, 50px);
  }

  .hero-sub {
    font-size: 16px;
  }

  .hero-meta {
    grid-template-columns: 1fr;
    gap: 0.8rem;
    margin-top: 1.4rem;
    padding-top: 1rem;
  }

  .hero-meta .l {
    max-width: none;
  }

  section {
    padding: 3.6rem 0;
  }

  .sec-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .std-rules,
  .pillars,
  .articles,
  .channels,
  .video-grid,
  .about-blocks,
  .foot-grid {
    grid-template-columns: 1fr;
  }

  .std-rule {
    min-height: 0;
  }

  .std-rule h4 {
    margin-top: 1.2rem;
  }

  .pillar {
    min-height: 220px;
  }

  .torion-card {
    gap: 1.4rem;
  }

  .torion-mark {
    min-height: 210px;
  }

  .sub-form {
    grid-template-columns: 1fr;
  }

  .ab-inner {
    width: min(calc(100% - 28px), var(--narrow));
  }

  .article-content h1,
  .reader h1 {
    font-size: clamp(30px, 10vw, 42px);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}