/* The existing green editorial palette, with shared spacing and type tokens. */
:root {
  --ink: #172e2b;
  --muted: #49615a;
  --paper: #f6f7f2;
  --surface: #fff;
  --line: #d7ded5;
  --control-line: #82958b;
  --green: #235e4e;
  --accent: #d7ef96;
  --soft: #e8eedf;
  --space-1: .5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --radius: 4px;
}
* { box-sizing: border-box; }
html { scroll-padding-top: 1.5rem; scrollbar-color: var(--control-line) var(--paper); }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 1rem/1.6 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
::selection { background: var(--accent); color: var(--ink); }
a { color: inherit; text-underline-offset: .22em; text-decoration-thickness: 1px; }
a:hover { color: var(--green); }
header, main, footer { max-width: 1280px; margin-inline: auto; padding-inline: var(--space-4); }
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 88px;
  border-bottom: 1px solid var(--line);
  gap: var(--space-3);
}
.brand { display: flex; gap: .875rem; align-items: center; font-size: .8125rem; letter-spacing: .06em; font-weight: 750; text-decoration: none; }
.mark { background: var(--ink); color: var(--accent); padding: .625rem; font-size: 1rem; letter-spacing: 0; white-space: nowrap; }
nav { display: flex; gap: var(--space-3); font-size: .9375rem; }
nav a { display: inline-flex; align-items: center; min-height: 44px; }
.hero { display: grid; grid-template-columns: 1.2fr 1fr; gap: var(--space-5); padding-block: var(--space-5); align-items: center; }
h1 { font-size: clamp(2.375rem, 4vw, 3.375rem); line-height: 1.13; letter-spacing: -.035em; margin: 0 0 var(--space-3); font-weight: 680; text-wrap: balance; }
h1 em { font-family: Georgia, serif; font-style: normal; font-weight: 400; color: var(--green); }
.intro { font-size: 1.0625rem; color: var(--muted); max-width: 52ch; margin: 0 0 var(--space-3); }
.primary { display: inline-flex; align-items: center; min-height: 48px; padding: .75rem 1.25rem; background: var(--ink); color: var(--surface); text-decoration: none; font-weight: 600; border-radius: var(--radius); }
.primary:hover { background: var(--green); color: var(--surface); }
.primary:active, button:active { transform: translateY(1px); }
.principles { display: grid; grid-template-columns: 1fr 1fr; column-gap: var(--space-3); row-gap: var(--space-4); border-block: 1px solid var(--line); padding-block: var(--space-3); }
.principles h2 { font-size: 1rem; margin: 0 0 .375rem; }
.principles p { font-size: .9375rem; color: var(--muted); line-height: 1.5; margin: 0; }
.editorial { display: flex; flex-wrap: wrap; align-items: baseline; gap: .5rem var(--space-4); border-block: 1px solid var(--line); padding-block: .875rem; font-size: .875rem; color: var(--muted); }
.editorial b { color: var(--ink); font-size: 1rem; font-variant-numeric: tabular-nums; }
#library { padding-block: var(--space-5); }
.section-heading { display: flex; justify-content: space-between; align-items: baseline; gap: var(--space-3); }
.section-heading h2 { font-size: 2rem; letter-spacing: -.025em; margin: 0; }
.section-heading a { font-size: .9375rem; padding-block: .5rem; }
.filters { display: grid; grid-template-columns: 2fr 1fr 1.3fr 1.2fr 1.3fr auto; align-items: end; gap: .75rem; margin-top: var(--space-3); }
label { display: block; min-width: 0; font-size: .875rem; font-weight: 600; color: var(--ink); }
input, select, button { font: inherit; border: 1px solid var(--control-line); background: var(--surface); color: var(--ink); border-radius: var(--radius); min-height: 48px; width: 100%; padding: .625rem .75rem; margin-top: .375rem; font-size: 1rem; }
input { caret-color: var(--green); }
input::placeholder { color: var(--muted); opacity: 1; }
select { padding-right: 1.5rem; text-overflow: ellipsis; }
button { cursor: pointer; width: auto; background: var(--soft); font-weight: 600; }
button:hover { background: var(--accent); border-color: var(--green); }
button:disabled { opacity: .6; cursor: not-allowed; transform: none; }
.result-count { font-size: .875rem; font-variant-numeric: tabular-nums; color: var(--muted); margin: var(--space-3) 0 var(--space-2); }
.grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-2); }
.card { display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--line); padding: var(--space-3); min-width: 0; border-radius: var(--radius); }
.card:focus-within { border-color: var(--green); }
.card-top { display: flex; flex-wrap: wrap; gap: .375rem 1rem; justify-content: space-between; align-items: baseline; font-size: .8125rem; }
.kind { font-weight: 650; color: var(--green); }
.scope { color: var(--muted); }
.card h3 { font-size: 1.25rem; line-height: 1.35; letter-spacing: -.015em; margin: var(--space-2) 0 .75rem; text-wrap: pretty; }
.card h3 a { text-decoration-color: var(--line); overflow-wrap: anywhere; }
.card h3 a:hover { text-decoration-color: var(--green); }
.card p { font-size: 1rem; color: var(--muted); margin: 0 0 var(--space-3); line-height: 1.55; }
.tags { display: flex; gap: .375rem .875rem; flex-wrap: wrap; margin-top: auto; color: var(--green); }
.tags span { font-size: .8125rem; }
.card-bottom { border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem 1rem; padding-top: var(--space-2); margin-top: var(--space-2); font-size: .8125rem; color: var(--muted); }
.availability-upcoming { color: #79501a; font-weight: 650; }
small { display: block; font-size: .8125rem; color: var(--muted); margin-top: .5rem; }
.note { margin-bottom: var(--space-5); padding: var(--space-4); background: var(--soft); border-radius: var(--radius); }
.note h2 { font-size: 1.375rem; line-height: 1.35; margin: 0 0 .75rem; text-wrap: balance; }
.note p { max-width: 72ch; font-size: 1rem; color: var(--muted); margin: 0 0 var(--space-2); }
.note a { display: inline-flex; align-items: center; min-height: 44px; }
footer { border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: var(--space-2); padding-block: var(--space-3); font-size: .875rem; color: var(--muted); }
footer a { display: inline-block; padding-block: .375rem; }
[hidden] { display: none !important; }
:focus-visible { outline: 3px solid var(--green); outline-offset: 4px; }
.skip { position: absolute; left: 1rem; top: -100px; z-index: 5; background: var(--surface); padding: .75rem; }
.skip:focus { top: .75rem; }
#empty { padding: var(--space-5) var(--space-3); text-align: center; background: var(--surface); border: 1px solid var(--line); }
#empty h3 { font-size: 1.375rem; margin: 0 0 .5rem; }
#empty p { color: var(--muted); margin: 0 0 var(--space-2); }
@media (max-width: 1100px) {
  .filters { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero { gap: var(--space-4); }
}
@media (max-width: 700px) {
  header, main, footer { padding-inline: 1.25rem; }
  header { align-items: center; padding-block: var(--space-2); gap: .75rem; }
  .brand { font-size: .75rem; letter-spacing: .025em; max-width: 205px; gap: .625rem; line-height: 1.4; }
  nav { flex-direction: column; gap: 0; font-size: .875rem; flex-shrink: 0; }
  .hero { grid-template-columns: 1fr; padding-block: var(--space-4); gap: var(--space-4); }
  .principles { gap: var(--space-3); }
  .editorial { gap: .5rem 1.25rem; }
  #library { padding-block: var(--space-4); }
  .section-heading { align-items: baseline; flex-wrap: wrap; gap: .5rem; }
  .section-heading h2 { font-size: 1.75rem; }
  .filters { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .search-label { grid-column: 1 / -1; }
  .grid { grid-template-columns: 1fr; }
  .note { padding: var(--space-3); }
}
@media (prefers-reduced-motion: no-preference) {
  button, .primary { transition: background-color 140ms ease-out, border-color 140ms ease-out; }
}
@media (forced-colors: active) {
  .card, input, select, button { border-color: CanvasText; }
  :focus-visible { outline-color: Highlight; }
}

.threat-feature { display: grid; grid-template-columns: 1.1fr 1fr; align-items: center; gap: var(--space-5); padding-block: var(--space-5); border-bottom: 1px solid var(--line); }
.threat-copy h2 { font: 400 clamp(2rem, 3vw, 2.75rem)/1.15 Georgia, serif; color: var(--green); margin: 0 0 var(--space-3); text-wrap: balance; }
.threat-copy p { color: var(--muted); max-width: 55ch; }
.threat-links { display: flex; align-items: center; flex-wrap: wrap; gap: .75rem 1.25rem; margin-block: var(--space-3); }
.threat-links a { min-height: 44px; display: inline-flex; align-items: center; }
.threat-preview { display: block; border: 1px solid var(--control-line); background: var(--paper); }
.threat-preview img { display: block; width: 100%; height: auto; }
@media (max-width: 700px) { .threat-feature { grid-template-columns: 1fr; gap: var(--space-3); padding-block: var(--space-4); } }

.collection-label { grid-column: 1 / -1; max-width: 34rem; }
#collection-note { color: var(--muted); max-width: 72ch; }