@font-face {
  font-family: Inter;
  src: url("inter.woff2") format("woff2");
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
}
@font-face {
  font-family: Roboto;
  src: url("roboto-medium.ttf") format("truetype");
  font-style: normal;
  font-weight: 500;
  font-display: swap;
}
:root {
  color-scheme: dark;
  --ground: #070b09;
  --ink: #eef4ef;
  --lichen: #87c9a8;
  --viridian: #1f9e6e;
  --muted: #b4c4ba;
  --edge: #334c40;
  --pool: #101d16;
  font-family: Inter, Arial, sans-serif;
  font-size: 18px;
  line-height: 1.65;
}
* { box-sizing: border-box; }
html { scroll-padding-top: 1.5rem; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--ground);
  overflow-wrap: break-word;
}
main, body > header, body > footer {
  width: min(100% - 5rem, 1280px);
  margin-inline: auto;
}
main { padding-block: 4.4rem 5.5rem; }
main:focus { outline: none; }
h1, h2, h3 {
  font-family: Roboto, Inter, Arial, sans-serif;
  font-weight: 500;
  line-height: 1.16;
  text-wrap: balance;
}
h1 { font-size: clamp(2.3rem, 5.2vw, 4.05rem); letter-spacing: -.035em; margin: 1.25rem 0 1.5rem; max-width: 16ch; }
h2 { font-size: clamp(1.5rem, 2.3vw, 2rem); letter-spacing: -.02em; margin: 0 0 1.25rem; }
h3 { font-size: 1.2rem; margin: 0 0 .65rem; }
p { margin: 0 0 1.05rem; max-width: 70ch; }
ul { padding-left: 1.25rem; }
li { margin-bottom: .7rem; }
a {
  color: var(--lichen);
  text-decoration-thickness: 1px;
  text-underline-offset: .25em;
  display: inline-flex;
  align-items: center;
  gap: .7rem;
  min-height: 44px;
  min-width: 40px;
  font-size: inherit;
  max-width: 100%;
  padding-block: .3rem;
}
a:hover { color: #d6f2df; }
a[aria-current="page"] { color: var(--ink); }
a span[aria-hidden] { margin-left: auto; flex: 0 0 auto; }
a:focus-visible, button:focus-visible, summary:focus-visible, input:focus-visible {
  outline: 3px solid var(--lichen);
  outline-offset: 5px;
}
button {
  font: inherit;
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--lichen);
  min-height: 48px;
  padding: .65rem 1rem;
  cursor: pointer;
}
button:hover { background: #183526; }
input[type="checkbox"] {
  accent-color: var(--lichen);
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  margin: 0;
}
label { cursor: pointer; }
figure { margin: 0; }
img { display: block; width: 100%; height: auto; font: inherit; color: var(--lichen); }
figcaption { padding: .8rem 0 0; color: var(--muted); }
::selection { color: #070b09; background: var(--lichen); }
.c-skip {
  position: absolute;
  z-index: 30;
  left: 1rem;
  top: .5rem;
  padding: .7rem 1rem;
  background: var(--ink);
  color: var(--ground);
  transform: translateY(-160%);
}
.c-skip:focus { transform: translateY(0); }
.c-skip:hover { color: var(--ground); }
.c-masthead {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  padding-block: 1.6rem;
  border-bottom: 1px solid var(--edge);
}
.c-mark {
  text-decoration: none;
  color: var(--ink);
  line-height: 1.35;
  width: 230px;
  gap: .85rem;
  flex-shrink: 0;
}
.c-mark::before {
  content: "";
  height: 32px;
  width: 11px;
  background: var(--viridian);
  box-shadow: 0 0 35px #1f9e6e55;
  flex-shrink: 0;
}
.c-mark span { display: none; }
.c-nav { display: flex; gap: .45rem; flex-wrap: wrap; }
.c-nav details { position: relative; }
.c-nav summary {
  padding: .5rem .75rem;
  font-size: 16px;
  min-height: 44px;
  cursor: pointer;
  color: var(--lichen);
  border-bottom: 1px solid transparent;
}
.c-nav details[open] summary { color: var(--ink); border-color: var(--viridian); }
.c-menu {
  position: absolute;
  top: calc(100% + .5rem);
  right: 0;
  z-index: 20;
  width: 310px;
  padding: .6rem 1rem;
  border: 1px solid var(--edge);
  background: #0c1811;
  box-shadow: 0 16px 60px #0009;
}
.c-menu a { display: flex; font-size: 16px; width: 100%; border-bottom: 1px solid #263e30; padding: .6rem .1rem; text-decoration: none; }
.c-menu a:last-child { border: 0; }
.c-tab {
  display: inline-block;
  background: var(--viridian);
  color: #070b09;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  padding: .35rem .7rem;
  margin: 0 0 1.1rem;
}
.c-caption { font-family: ui-monospace, "SFMono-Regular", Consolas, monospace; font-size: 16px; line-height: 1.6; color: var(--muted); }
.c-entry-head { max-width: 890px; padding-bottom: 3.5rem; }
.c-entry-head .c-caption { margin-bottom: 0; }
.c-lead { font-size: 1.14rem; color: #d1dfd5; max-width: 58ch; line-height: 1.6; }
.c-home-head {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, .8fr);
  gap: 4rem;
  align-items: start;
  margin-bottom: 3.2rem;
}
.c-home-head .c-entry-head { padding-block: 1rem 0; }
.c-home-head h1 { max-width: 14.5ch; }
.c-frame img {
  background: radial-gradient(ellipse at 30% 20%, #28583c88, transparent 60%),
    linear-gradient(140deg, #16271d, #090f0b 90%);
  object-fit: cover;
  border: 1px solid var(--edge);
}
.c-cover { padding-top: 1rem; }
.c-cover img { aspect-ratio: 7 / 9; }
.c-frame:not(.c-cover) { margin: 3.5rem 0; }
.c-frame:not(.c-cover) img { aspect-ratio: 5 / 3; }
.c-action { margin-top: 1.7rem; }
.c-action a {
  border: 1px solid var(--lichen);
  padding: .75rem 1.1rem;
  text-decoration: none;
  color: var(--ink);
  min-height: 50px;
  gap: 1.2rem;
}
.c-home-body { max-width: 100%; }
.c-home-body > .c-block, .c-home-body > .c-note, .c-home-body > .c-sources { max-width: 820px; }
.c-block { margin: 0 0 3.8rem; }
.c-checklist {
  margin: 1.5rem 0 1.4rem;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--edge);
}
.c-checklist li { padding: 1.1rem 0; border-bottom: 1px solid var(--edge); margin: 0; }
.c-checklist label { display: flex; align-items: flex-start; gap: .9rem; min-height: 44px; font-weight: 500; }
.c-check-note { padding-left: calc(40px + .9rem); color: var(--muted); }
.c-check-note p { margin: .3rem 0 0; }
.c-print { font-size: 16px; display: inline-flex; align-items: center; gap: 1.2rem; }
.c-note {
  border-left: 4px solid var(--viridian);
  padding: 1.25rem 1.5rem;
  background: var(--pool);
  margin: 0 0 3.8rem;
}
.c-note p:last-child { margin-bottom: 0; }
.c-journal { padding-block: 3rem 1rem; border-top: 1px solid var(--edge); }
.c-journal > h2 { font-size: clamp(1.6rem, 3.3vw, 2.7rem); margin-bottom: 2rem; }
.c-clusters { display: grid; grid-template-columns: 1fr 1fr; column-gap: 3.5rem; }
.c-cluster { border-top: 2px solid var(--viridian); padding-block: 1.5rem 2.5rem; }
.c-cluster p { color: var(--muted); max-width: 42ch; }
.c-cluster ul { list-style: none; padding: 0; margin: 1.2rem 0 0; }
.c-cluster li { margin: 0; }
.c-cluster a { padding: .7rem 0; width: 100%; border-bottom: 1px solid var(--edge); text-decoration: none; font-size: 18px; }
.c-reading-layout { display: grid; grid-template-columns: minmax(0, 820px) minmax(0, 280px); gap: 5.5rem; }
.c-reading-layout > article { min-width: 0; }
.c-topic-rail { border-top: 1px solid var(--edge); padding-top: 1.25rem; align-self: start; }
.c-topic-rail .c-tab { background: transparent; color: var(--lichen); padding: 0; }
.c-topic-rail nav a { display: flex; min-height: 48px; font-size: 16px; text-decoration: none; padding-block: .6rem; border-top: 1px solid var(--edge); }
.c-sources {
  border: 1px solid var(--edge);
  padding: 2rem;
  background: #0c1811;
  margin: 3.5rem 0;
}
.c-sources h2 { font-size: 1.5rem; }
.c-sources .c-tab { background: transparent; color: var(--lichen); padding: 0; }
.c-sources ul { margin: 0; padding: 0; list-style: none; }
.c-sources li { margin: 0; border-top: 1px solid var(--edge); padding-block: .6rem; }
.c-sources a { font-size: 16px; width: 100%; text-decoration: underline; padding-block: .55rem; }
.c-sources p { color: var(--muted); font-size: 16px; margin: .25rem 0 .4rem; }
.c-next, .c-tools { display: flex; flex-direction: column; gap: .3rem; margin-top: 2rem; }
.c-next p { color: var(--muted); margin: 0; }
.c-next a, .c-tools a { width: 100%; padding: .8rem 0; border-bottom: 1px solid var(--edge); text-decoration: none; }
.c-footer { border-top: 1px solid var(--edge); padding-block: 2rem 3rem; font-size: 16px; display: flex; align-items: start; justify-content: space-between; gap: 3rem; }
.c-footer p { max-width: 46ch; margin: .5rem 0 0; color: var(--muted); }
.c-footer nav { display: flex; flex-wrap: wrap; column-gap: 1.5rem; justify-content: flex-end; }
.c-footer a { min-height: 44px; font-size: 16px; }
@media (max-width: 1040px) {
  main, body > header, body > footer { width: calc(100% - 3rem); }
  .c-masthead { flex-wrap: wrap; gap: .75rem; }
  .c-home-head { gap: 2rem; grid-template-columns: minmax(0, 1.35fr) minmax(0, .8fr); }
  .c-reading-layout { grid-template-columns: minmax(0, 1fr) 220px; gap: 2.5rem; }
  .c-footer { display: block; }
  .c-footer nav { justify-content: flex-start; margin-top: 1rem; }
}
@media (max-width: 720px) {
  main, body > header, body > footer { width: calc(100% - 2.5rem); }
  main { padding-block: 2.5rem 3.5rem; }
  .c-masthead { padding-block: 1.2rem .6rem; gap: 1rem; display: block; }
  .c-mark { width: 250px; font-size: 18px; }
  .c-nav { display: grid; grid-template-columns: 1fr 1fr; gap: .1rem .6rem; margin-top: .9rem; }
  .c-nav summary { font-size: 16px; padding: .5rem .1rem; }
  .c-menu { width: min(320px, calc(100vw - 2.5rem)); right: auto; left: 0; }
  .c-nav details:nth-child(even) .c-menu { right: 0; left: auto; }
  .c-home-head { display: flex; flex-direction: column; gap: 2.5rem; margin-bottom: 3rem; }
  .c-home-head .c-entry-head { padding-top: 0; }
  h1 { font-size: 2.33rem; max-width: 16ch; margin-block: 1.2rem; }
  .c-home-head h1 { max-width: 15ch; }
  .c-lead { font-size: 1.05rem; }
  .c-entry-head { padding-bottom: 2.4rem; }
  .c-cover { width: 100%; padding-top: 0; }
  .c-cover img { aspect-ratio: 7 / 5; height: auto; }
  .c-block, .c-note { margin-bottom: 2.7rem; }
  .c-clusters { grid-template-columns: 1fr; }
  .c-journal { padding-top: 2.5rem; }
  .c-reading-layout { display: flex; flex-direction: column; gap: 2.5rem; }
  .c-topic-rail { width: 100%; }
  .c-check-note { padding-left: calc(40px + .9rem); }
  .c-checklist li { padding-block: 1rem; }
  .c-note { padding: 1rem 1.1rem; }
  .c-sources { padding: 1.3rem 1.1rem; margin: 2.5rem 0; }
  .c-frame:not(.c-cover) { margin-block: 2.6rem; }
  .c-footer { padding-block: 1.5rem 2.5rem; }
  .c-footer nav { display: flex; flex-direction: column; gap: 0; align-items: flex-start; }
  .c-footer a { min-height: 48px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto; animation: none; transition: none; }
}
@media print {
  :root { color-scheme: light; font-size: 12pt; --ink: #111; --muted: #222; --edge: #aaa; --lichen: #111; --ground: #fff; }
  body { background: white; color: #111; }
  main, body > header, body > footer { width: 100%; }
  main { padding: 0; }
  h1 { font-size: 26pt; max-width: none; }
  h2 { font-size: 18pt; }
  a { color: #111; min-height: 0; }
  .c-skip, .c-masthead, .c-topic-rail, .c-print, .c-frame, .c-next, .c-action, .c-footer nav { display: none; }
  .c-home-head, .c-reading-layout, .c-clusters, .c-footer { display: block; }
  .c-entry-head { padding-bottom: 1rem; }
  .c-lead { color: #111; }
  .c-tab { background: transparent; color: #111; border-bottom: 1px solid #333; padding-inline: 0; }
  .c-checklist label { min-height: 0; }
  .c-checklist input { print-color-adjust: exact; }
  .c-checklist li { break-inside: avoid; padding-block: .6rem; }
  .c-note, .c-sources { background: none; break-inside: avoid; }
  .c-footer { margin-top: 1.5rem; font-size: 12pt; padding-block: .5rem; }
  .c-footer p { max-width: none; }
  body[data-print-mode="checklist"] main article > :not([data-print-sheet]) { display: none; }
  body[data-print-mode="checklist"] .c-lead { display: none; }
  body[data-print-mode="checklist"] .c-block { margin-bottom: 0; }
}