:root {
  color-scheme: light;
  font-family: Charter, "Bitstream Charter", "Iowan Old Style", Georgia, serif;
  color: var(--ink);
  background: var(--canvas);
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}
* { box-sizing: border-box; }
body { margin: 0; }
.circuit-background { position: fixed; left: -90px; top: -90px; width: clamp(360px, 46vw, 700px); height: auto; aspect-ratio: 1; transform: rotate(180deg); color: var(--muted); opacity: .20; pointer-events: none; z-index: -1; mask-image: radial-gradient(circle at 72% 72%, var(--ink) 0%, transparent 58%); }
.circuit-background path, .circuit-background circle, .circuit-background rect { vector-effect: non-scaling-stroke; }
body { isolation: isolate; }
.landing { max-width: 1120px; margin: 0 auto; padding: clamp(40px, 8vh, 96px) clamp(24px, 6vw, 80px) 64px; }
h1 { max-width: 900px; margin: 0; font-size: clamp(36px, 5.2vw, 62px); font-weight: 500; line-height: 1.12; letter-spacing: -.035em; text-wrap: balance; }
.authors { max-width: 800px; margin: 25px 0 0; font: 600 clamp(18px, 2.2vw, 23px)/1.4 system-ui, sans-serif; color: var(--graphite); }
.membership-details { max-width: 800px; margin-top: 6px; font: 400 15px/1.55 system-ui, sans-serif; color: var(--cover-muted); }
.membership-details summary { width: fit-content; max-width: 100%; min-height: 44px; padding: 10px 0; color: var(--muted); cursor: pointer; font-size: 14px; }
.membership-details summary:hover { color: var(--graphite); }
.membership-details summary:focus-visible { outline: 3px solid var(--focus); outline-offset: 4px; }
.membership-body { border-top: 1px solid var(--hairline); padding: 18px 0 4px; overflow-wrap: anywhere; }
.membership-body p { margin: 0 0 12px; }
.membership-body h3 { margin: 22px 0 12px; font-size: 15px; font-weight: 400; font-style: italic; color: var(--graphite); }
.membership-body .member-name { margin-bottom: 2px; color: var(--graphite); break-after: avoid; }
.membership-disclaimer { font-size: 14px; color: var(--muted); }
.membership-acknowledgments { margin-top: 24px; font-size: 14px; color: var(--muted); }
.abstract { max-width: 740px; margin: 38px 0 44px; padding-top: 22px; border-top: 1px solid var(--hairline); }
.abstract h2 { margin: 0 0 10px; font: 600 12px/1.5 system-ui, sans-serif; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.abstract p { margin: 0; font-size: 20px; line-height: 1.65; white-space: pre-line; }
.abstract-placeholder p { color: var(--muted); font-style: italic; }
.abstract-toggle { margin-top: 10px; min-height: 44px; padding: 8px 0; border: 0; background: transparent; color: var(--graphite); font: 600 14px/1.5 system-ui, sans-serif; text-decoration: underline; text-underline-offset: 4px; cursor: pointer; }
.abstract-toggle:hover { color: var(--ink); }
.abstract-toggle:focus-visible { outline: 3px solid var(--focus); outline-offset: 5px; }
.reading-options { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 44px; }
.reading-option { display: flex; flex-direction: column; justify-content: space-between; gap: 20px; min-height: 128px; padding: 24px; border: 1px solid var(--hairline); border-radius: 5px; background: var(--paper); color: var(--graphite); text-align: left; text-decoration: none; transition: background .15s, border-color .15s; }
.option-label { font: 600 19px/1.3 system-ui, sans-serif; }
.option-arrow { align-self: flex-end; font: 400 20px/1 system-ui, sans-serif; }
.reading-option:hover { border-color: var(--graphite); background: var(--soft); }
.executive-summary { background: var(--reading-middle); border-color: var(--reading-middle); }
.executive-summary:hover { background: var(--reading-middle-hover); border-color: var(--reading-middle-hover); }
.full-paper { color: var(--paper); background: var(--graphite); border-color: var(--graphite); }
.full-paper:hover { background: var(--ink); }
.reading-option:disabled { color: var(--muted); background: var(--soft); border-color: var(--hairline); cursor: not-allowed; }
a:focus-visible { outline: 3px solid var(--focus); outline-offset: 5px; }
.skip-link { position: absolute; left: 20px; top: 12px; padding: 10px; background: var(--paper); color: var(--graphite); transform: translateY(-200%); }
.skip-link:focus { transform: none; }
@media (max-width: 720px) {
  .landing { padding-top: 24px; padding-bottom: 32px; }
  .circuit-background { opacity: .12; }
  .reading-options { grid-template-columns: 1fr; gap: 10px; margin-top: 28px; }
  .reading-option { min-height: 96px; gap: 12px; padding: 14px 16px; }
  .option-label { font-size: 17px; }
  .abstract { margin: 20px 0; padding-top: 16px; }
  .abstract p { font-size: 18px; line-height: 1.5; }
  .authors { margin-top: 16px; font-size: 18px; }
  .membership-details { font-size: 1rem; }
  .membership-details summary, .membership-body h3,
  .membership-disclaimer, .membership-acknowledgments { font-size: 1rem; }
}
@media (prefers-reduced-motion: reduce) { .reading-option { transition: none; } }
@media print { .circuit-background { display: none; } }
@media print {
  #abstract-text { display: block !important; }
  #abstract-preview, .abstract-toggle { display: none !important; }
}