/*
 * Orr Biologicals / 2026-10-25
 * Shared editorial layer for the long-form public site.
 *
 * The interactive platforms keep their own instrument palettes. Educational,
 * journal, legal, and archive routes use this darker research-dossier shell so
 * the site reads as one institution rather than a collection of templates.
 */

:root {
  --research-void: #06120d;
  --research-void-2: #0b1d15;
  --research-panel: #10281d;
  --research-line: rgba(165, 214, 173, .22);
  --research-text: #edf5ec;
  --research-muted: #9bb6a0;
  --research-lime: #c8e89b;
  --research-cyan: #8bded4;
  --research-paper: #f4f0e5;
  --research-paper-2: #e7e1d1;
  --research-ink: #15251b;
  --research-ink-soft: #405247;
}

/* Shared shell rhythm: the brand mark and controls are intentionally quiet. */
.nav-in {
  min-height: 82px;
}

.nav-links {
  gap: 18px;
}

.nav-links a {
  letter-spacing: -.015em;
}

.nav-toggle {
  min-width: 78px;
}

/* -------------------------- reading surfaces -------------------------- */
body.art-body {
  position: relative;
  isolation: isolate;
  min-height: 100vh;
  background:
    radial-gradient(900px 520px at 84% -8%, rgba(70, 139, 89, .16), transparent 70%),
    linear-gradient(180deg, var(--research-void) 0%, #071710 52%, #091b14 100%);
  color: var(--research-text);
  font-family: var(--sans);
}

body.art-body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: .28;
  background-image:
    linear-gradient(rgba(170, 222, 175, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(170, 222, 175, .04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, #000, transparent 72%);
}

body.art-body .nav {
  background: rgba(6, 18, 13, .88);
  border-color: rgba(165, 214, 173, .18);
  color: var(--research-text);
}

body.art-body .nav.solid {
  background: rgba(6, 18, 13, .97);
  box-shadow: 0 10px 34px rgba(0, 0, 0, .18);
}

body.art-body .mark,
body.art-body .nav-links a {
  color: var(--research-text);
}

body.art-body .mark small,
body.art-body .nav-links a:not(.btn-white) {
  color: var(--research-muted);
}

body.art-body .mark svg {
  color: var(--research-lime);
  background: rgba(200, 232, 155, .08);
  border-color: rgba(200, 232, 155, .24);
}

body.art-body .nav-links a:hover,
body.art-body .nav-links a[aria-current="page"] {
  color: var(--research-text);
}

body.art-body .nav-links a[aria-current="page"]::after {
  background: var(--research-lime);
}

body.art-body .nav-links .btn-white {
  background: var(--research-lime);
  border-color: var(--research-lime);
  color: var(--research-void);
}

body.art-body .nav-links .btn-white:hover {
  background: #e0f2b9;
  border-color: #e0f2b9;
  color: var(--research-void);
}

body.art-body .nav-toggle,
body.art-body .mobile-menu {
  background: var(--research-void-2);
  border-color: rgba(165, 214, 173, .18);
  color: var(--research-text);
}

body.art-body .mobile-menu a {
  color: var(--research-text);
  border-color: rgba(165, 214, 173, .16);
}

body.art-body .art-shell {
  width: min(100% - 48px, 1240px);
  max-width: none;
  margin-inline: auto;
  padding: clamp(48px, 7vw, 94px) 0 clamp(72px, 9vw, 126px);
}

body.art-body .art-top {
  margin-bottom: clamp(44px, 6vw, 76px);
  padding-bottom: 16px;
  border-color: var(--research-line);
  color: var(--research-muted);
  font-family: var(--mono);
  letter-spacing: .08em;
  text-transform: uppercase;
}

body.art-body .art-top a {
  color: var(--research-muted);
}

body.art-body .art-top a:hover {
  color: var(--research-lime);
}

body.art-body .art-cat {
  padding: 7px 11px;
  border-color: rgba(200, 232, 155, .28);
  border-radius: 999px;
  background: rgba(200, 232, 155, .08);
  color: var(--research-lime);
  font: 600 10px/1.4 var(--mono);
  letter-spacing: .16em;
}

body.art-body h1 {
  max-width: 16ch;
  margin: 22px 0 20px;
  color: var(--research-text);
  font: 450 clamp(2.9rem, 6vw, 6.6rem)/.92 var(--serif);
  letter-spacing: -.065em;
  overflow-wrap: anywhere;
}

body.art-body .art-meta {
  max-width: 68ch;
  margin-bottom: clamp(38px, 5vw, 62px);
  color: var(--research-muted);
  font: 500 12px/1.7 var(--mono);
}

body.art-body .art-meta a {
  color: var(--research-cyan);
}

body.art-body .prose {
  max-width: 900px;
  padding: clamp(28px, 5vw, 64px);
  border: 1px solid rgba(22, 45, 32, .16);
  border-radius: 18px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, .48), transparent 34%),
    var(--research-paper);
  box-shadow: 0 32px 90px rgba(0, 0, 0, .2);
  color: var(--research-ink-soft);
}

body.art-body .prose p,
body.art-body .prose li {
  color: var(--research-ink-soft);
  font-family: var(--serif);
}

body.art-body .prose p {
  font-size: clamp(1.04rem, 1.25vw, 1.16rem);
  line-height: 1.82;
}

body.art-body .prose .dek {
  max-width: 58ch;
  margin-top: 0;
  color: var(--research-ink);
  font-size: clamp(1.28rem, 2vw, 1.7rem);
  line-height: 1.48;
}

body.art-body .prose h2 {
  margin-top: 2.35em;
  padding-top: 1.1em;
  border-top: 1px solid rgba(21, 37, 27, .16);
  color: var(--research-ink);
  font: 580 clamp(1.45rem, 2.4vw, 2.15rem)/1.05 var(--sans);
  letter-spacing: -.04em;
}

body.art-body .prose h2:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

body.art-body .prose h3 {
  color: var(--research-ink);
}

body.art-body .prose strong {
  color: var(--research-ink);
}

body.art-body .prose a {
  color: #1d6847;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

body.art-body .prose a:hover {
  color: #0e3f2a;
}

body.art-body .prose blockquote {
  border-color: #57956b;
  color: var(--research-ink);
}

body.art-body .prose code {
  background: var(--research-paper-2);
  color: #17472e;
}

body.art-body .app-table-wrap {
  border-color: rgba(21, 37, 27, .18);
  border-radius: 12px;
  background: rgba(255, 255, 255, .38);
}

body.art-body .app-table th,
body.art-body .app-table td {
  border-color: rgba(21, 37, 27, .14);
}

body.art-body .app-table th {
  color: #1d6847;
}

body.art-body .app-table td {
  color: var(--research-ink-soft);
}

body.art-body .app-table td:first-child {
  color: var(--research-ink);
}

body.art-body .callout {
  max-width: 900px;
  margin: 0 0 24px;
  border-color: rgba(200, 232, 155, .26);
  border-left-color: var(--research-lime);
  border-radius: 12px;
  background: rgba(16, 40, 29, .76);
  color: #b9cfbc;
}

body.art-body .callout::before {
  content: "STATUS / ";
  color: var(--research-lime);
  font: 600 10px var(--mono);
  letter-spacing: .14em;
}

body.art-body .art-foot {
  max-width: 900px;
  margin-top: 34px;
  padding-top: 24px;
  border-color: var(--research-line);
}

body.art-body .art-foot a {
  border-color: rgba(165, 214, 173, .24);
  background: rgba(16, 40, 29, .54);
  color: var(--research-text);
  font: 500 12px/1.3 var(--mono);
}

body.art-body .art-foot a:hover {
  border-color: var(--research-lime);
  color: var(--research-lime);
  background: rgba(200, 232, 155, .08);
}

/* ----------------------------- journal hub ----------------------------- */
body.art-body:has(#kb) .art-shell {
  width: min(100% - 48px, 1280px);
}

body.art-body:has(#kb) .art-shell > h1 {
  max-width: 13ch;
  font-size: clamp(3.1rem, 7vw, 7.6rem);
}

body.art-body:has(#kb) .art-shell > section {
  margin-top: clamp(64px, 9vw, 112px) !important;
  padding-top: clamp(34px, 5vw, 60px);
  border-top: 1px solid var(--research-line);
}

body.art-body:has(#kb) .sec-h2,
body.art-body:has(#kb) .kb-h {
  color: var(--research-text);
  font: 500 clamp(1.8rem, 3vw, 3.2rem)/.98 var(--serif);
  letter-spacing: -.055em;
}

body.art-body:has(#kb) .rot-card {
  border-color: rgba(165, 214, 173, .18);
  border-radius: 12px;
  background: var(--research-panel);
  color: var(--research-text);
}

body.art-body:has(#kb) .rot-card:hover {
  border-color: rgba(200, 232, 155, .48);
  background: #143323;
  box-shadow: 0 24px 62px rgba(0, 0, 0, .22);
}

body.art-body:has(#kb) .rot-card h3,
body.art-body:has(#kb) .rot-card .pk-title a {
  color: var(--research-text);
}

body.art-body:has(#kb) .rot-card p,
body.art-body:has(#kb) .rot-card .pk-article {
  color: #adc4b0;
}

body.art-body:has(#kb) .rot-card .rt-foot,
body.art-body:has(#kb) .rot-card .rt-foot b {
  color: var(--research-muted);
}

body.art-body:has(#kb) .rot-card .rt-go,
body.art-body:has(#kb) .rot-card .kb-tag {
  color: var(--research-lime);
}

body.art-body:has(#kb) .rot-card .kb-tag {
  border-color: rgba(200, 232, 155, .28);
}

body.art-body:has(#kb) .pk-fail {
  border-color: rgba(165, 214, 173, .28);
  background: rgba(16, 40, 29, .7);
}

body.art-body:has(#kb) .pk-fail .big {
  color: var(--research-text);
}

body.art-body:has(#kb) .pk-fail p {
  color: var(--research-muted);
}

/* ------------------------------ site footer ---------------------------- */
body.art-body .science-footer {
  border-top-color: rgba(165, 214, 173, .18);
  background: #04100b;
  color: #a8c1ab;
}

body.art-body .footer-brand {
  color: var(--research-text);
}

body.art-body .footer-layout h2 {
  color: var(--research-lime);
}

body.art-body .footer-layout nav a,
body.art-body .footer-layout p {
  color: #a8c1ab;
}

body.art-body .footer-layout small,
body.art-body .footer-base {
  color: #718d77;
}

body.art-body .footer-layout a:hover,
body.art-body .footer-base a:hover {
  color: var(--research-lime);
}

/* ------------------------------ small screens ------------------------- */
@media (max-width: 720px) {
  body.art-body .art-shell,
  body.art-body:has(#kb) .art-shell {
    width: calc(100% - 36px);
    padding-top: 36px;
  }

  body.art-body h1,
  body.art-body:has(#kb) .art-shell > h1 {
    max-width: 11ch;
    font-size: clamp(2.8rem, 15vw, 5.3rem);
  }

  body.art-body .prose {
    padding: 24px 20px 30px;
    border-radius: 14px;
  }

  body.art-body .prose p {
    font-size: 1.05rem;
  }

  body.art-body:has(#kb) .rot-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 420px) {
  body.art-body .art-shell,
  body.art-body:has(#kb) .art-shell {
    width: calc(100% - 28px);
  }

  body.art-body .art-top {
    font-size: 9px;
  }

  body.art-body .footer-layout {
    grid-template-columns: 1fr;
  }

  body.art-body .footer-layout > div:first-child,
  body.art-body .footer-layout > div:last-child {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  body.art-body::before {
    opacity: .18;
  }
}