/* Lorien's Library — celestial phoenix identity, September 2026.
   Shared across Home, Haven, and Hive. Artwork remains the supplied original. */
:root {
  color-scheme: dark;
  --night: #071221; --night-deep: #030a14;
  --panel: #0b192b; --panel-raised: #101f35; --panel-soft: rgba(12,27,46,.72);
  --gold: #e6bb75; --gold-soft: #c59757; --gold-pale: #f8dfb3;
  --teal: #b4cce7; --blue: #9ec4f2; --violet: #c4b2e7;
  --ink: #f4eee5; --ink-soft: #c0cbda; --ink-dim: #a2b0c3;
  --line: rgba(175,194,221,.19); --line-strong: rgba(230,187,117,.37);
  --serif: 'Cormorant Garamond', Georgia, serif; --sans: 'Manrope', 'Segoe UI', sans-serif;
  --bg-dark: var(--night-deep); --bg-card: var(--panel); --bg-card-hover: var(--panel-raised);
  --text-primary: var(--ink); --text-secondary: var(--ink-soft); --text-dim: var(--ink-dim);
  --gold-dim: var(--gold-soft); --gold-glow: var(--gold-pale); --border: var(--line);
  --accent-green: #9fdbbb; --accent-red: #f1a6a2; --haven-purple: #c6b0e7; --hive-amber: var(--gold);
}
html { scroll-padding-top: 112px; }
body.research-site, body.subpage-site {
  background: radial-gradient(ellipse at 80% 4%, #152a4a80, transparent 34rem),
    radial-gradient(ellipse at 0% 22%, #17305b50, transparent 42rem),
    radial-gradient(ellipse at 100% 63%, #33234438, transparent 40rem), #050e1c;
  background-attachment: scroll;
  line-height: 1.75; -webkit-font-smoothing: antialiased;
}
body.research-site::before, body.subpage-site::before {
  z-index: -1; opacity: .48; mask-image: none;
  background-image: radial-gradient(1px 1px at 17% 19%, #f9ddb5 90%, transparent),
    radial-gradient(1px 1px at 76% 24%, #b3d8ff 90%, transparent),
    radial-gradient(1px 1px at 41% 83%, #bfd6f6 90%, transparent),
    radial-gradient(1.3px 1.3px at 88% 66%, #f9ddb5 80%, transparent),
    radial-gradient(.8px .8px at 28% 53%, #b3d8ff 90%, transparent);
  background-size: 341px 307px, 437px 389px, 239px 367px, 647px 541px, 179px 233px;
}
::selection { background: #dab178; color: #050e1c; }
img { max-width: 100%; }
button { font: inherit; }
a, button, summary { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 2px solid var(--gold-pale); outline-offset: 5px; }
.research-site h1, .research-site h2, .research-site h3, .subpage-site h1, .subpage-site h2, .subpage-site h3, .subpage-site h4 { font-weight: 500; letter-spacing: -.015em; }
.site-nav, body.subpage-site nav.site-nav {
  position: sticky; top: 0; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  min-height: 90px; padding: 12px max(28px, calc((100vw - 1280px) / 2)); gap: 20px;
  background: rgba(4,12,24,.94); border-bottom: 1px solid var(--line-strong); backdrop-filter: blur(18px);
}
.brand { font-family: 'Cinzel', Georgia, serif; font-weight: 500; font-size: 1rem; gap: 12px; letter-spacing: .045em; }
.brand img { width: 52px; height: 52px; border: 0; box-shadow: none; object-fit: cover; }
.brand span { display: block; color: var(--gold-pale); }
.brand small { display: block; margin-top: 3px; font: 500 .56rem/1.5 var(--sans); color: var(--ink-dim); letter-spacing: .22em; text-transform: uppercase; }
.nav-links { gap: 22px; overflow: visible; }
.nav-links a { padding: 10px 0; font-size: .7rem; letter-spacing: .06em; text-transform: none; font-weight: 600; }
.nav-links a[aria-current="page"] { color: var(--gold-pale); box-shadow: 0 1px var(--gold); }
.nav-links .nav-contact { padding: 8px 15px; color: var(--gold-pale); border: 1px solid var(--line-strong); border-radius: 3px; }
.nav-contact span { margin-left: 8px; }
.menu-toggle { display: none; }
.celestial-hero {
  position: relative; isolation: isolate; width: min(1280px, calc(100% - 72px));
  grid-template-columns: minmax(0,1.07fr) minmax(0,1fr); gap: 12px;
  min-height: 660px; padding: 76px 0 72px;
}
.celestial-hero::after {
  content: ''; position: absolute; z-index: -1; left: 0; right: 0; bottom: -45px; height: 180px; pointer-events: none;
  border-top: 1px solid #88bfff30; border-radius: 50% 50% 0 0;
  box-shadow: 0 -15px 60px -25px #73b9ff70; transform: rotate(-3deg);
}
.hero-copy { position: relative; z-index: 1; padding-left: 10px; }
.eyebrow, .section-kicker, .card-kicker { color: var(--gold); font-size: .67rem; letter-spacing: .2em; font-weight: 600; }
.eyebrow { display: flex; gap: 12px; align-items: center; margin-bottom: 20px; }
.eyebrow span { font-size: 1rem; }
.hero-copy h1 { font-family: 'Cinzel', Georgia, serif; font-weight: 400; font-size: clamp(3.6rem,6.4vw,6.2rem); line-height: 1.04; letter-spacing: -.045em; margin: 0 0 23px; color: var(--gold-pale); }
.hero-copy h1 span { color: var(--gold); }
.hero-thesis { font: 500 clamp(1.6rem,2.6vw,2.4rem)/1.2 var(--serif); color: var(--ink); margin: 0 0 20px; }
.hero-thesis em { color: var(--gold-pale); font-weight: 500; }
.hero-copy .lead { font-size: .79rem; letter-spacing: .035em; color: var(--gold-pale); margin-bottom: 14px; }
.hero-intro { max-width: 480px; font-size: .88rem; color: var(--ink-soft); margin: 0; }
.hero-actions { gap: 12px; margin-top: 26px; }
.button, body.subpage-site .hero .hero-btn, body.subpage-site .link-btn {
  border-radius: 3px; padding: 12px 21px; min-height: 48px; font-size: .76rem; font-weight: 600;
  background: transparent; letter-spacing: .01em; border-color: var(--line-strong); gap: 22px;
}
.button.primary { background: linear-gradient(115deg,#f0d4a2,#d6a65f); color: #111722 !important; border-color: #e6c08a; }
.button.primary:hover { background: #f5dcb0; }
.hero-mark { width: 100%; max-width: 620px; margin: 0; padding: 0; justify-self: center; position: relative; }
.hero-mark::before { inset: 0; background: radial-gradient(ellipse,#233c7140,transparent 68%); filter: none; }
.hero-mark img { width: 100%; border: 0; border-radius: 0; box-shadow: none; mix-blend-mode: screen; mask-image: radial-gradient(ellipse closest-side, #000 96%, transparent 105%); }
.hero-mark figcaption { position: relative; text-align: center; color: var(--gold-pale); font-size: .52rem; letter-spacing: .15em; text-transform: uppercase; margin-top: -7px; }
.hero-mark figcaption span { margin: 0 14px; color: var(--gold); }
.mission-ribbon { position: relative; width: min(1180px,calc(100% - 56px)); margin: 8px auto 0; padding: 23px 0; display: flex; justify-content: center; align-items: center; flex-wrap: wrap; gap: 25px; border-top: 1px solid var(--line-strong); border-bottom: 1px solid var(--line-strong); color: var(--ink-soft); font-size: .59rem; text-transform: uppercase; letter-spacing: .17em; }
.mission-ribbon [aria-hidden] { color: var(--gold); }
.evidence-strip { border: 0; border-radius: 0; background: transparent; box-shadow: none; margin: 0 auto 22px; padding: 23px 0; }
.evidence-stat { padding: 26px 30px; min-height: 130px; }
.evidence-stat strong { font-weight: 500; font-size: 2.6rem; }
.evidence-stat span { font-size: .59rem; color: var(--ink-dim); font-weight: 500; line-height: 1.7; }
.site-section { width: min(1180px,calc(100% - 72px)); padding: 75px 0; }
.section-heading { gap: 70px; grid-template-columns: 1fr 1fr; margin-bottom: 40px; }
.section-heading h2 { font-size: clamp(2.4rem,4.3vw,3.9rem); line-height: 1.06; }
.section-heading p { font-size: .88rem; }
.section-heading .section-kicker { margin-bottom: 15px; font-size: .66rem; }
.thesis-panel { border-radius: 2px; border: 1px solid var(--line-strong); background: radial-gradient(ellipse at 95% 10%,#45527820,transparent 60%),#091727; padding: clamp(30px,6vw,72px); }
.thesis-panel::after { content: ''; }
.section-star { display: block; color: var(--gold); font-size: 1.6rem; margin-bottom: 16px; }
.thesis-panel blockquote { font-size: clamp(2rem,4vw,3.5rem); max-width: 850px; }
.thesis-panel p { font-size: .9rem; max-width: 820px; }
.failure-loop { border-radius: 3px; }
.loop-step { background: #081525; padding: 26px; }
.loop-step h3 { font-size: 1.4rem; }
.loop-step p { color: var(--ink-soft); }
.finding-card, .method-card, .architecture-card, .project-card, .paper-feature {
  border-radius: 3px; background: linear-gradient(140deg,#111e32,#0a1627); border-color: var(--line); box-shadow: none; padding: 30px;
}
.finding-card.featured { background: linear-gradient(135deg,#1a2435,#0e1b30); border-color: var(--line-strong); }
.finding-card .metric { color: var(--gold-pale); }
.finding-card h3, .project-card h3, .method-card h3, .paper-feature h3, .architecture-card h3 { font-size: 1.7rem; line-height: 1.15; }
.paper-feature { border-top: 2px solid var(--gold-soft); display: flex; flex-direction: column; }
.paper-feature .paper-number { font-family: var(--serif); font-size: 3.3rem; color: var(--gold); }
.paper-feature a { margin-top: auto; padding-top: 18px; }
.paper-feature .paper-meta { padding-bottom: 12px; }
.paper-feature p, .finding-card p, .method-card p, .project-card p, .architecture-card p { font-size: .84rem; line-height: 1.8; color: var(--ink-soft); }
.project-card h3 { font-size: 2.4rem; color: var(--gold-pale); }
.project-card .status, .paper-meta, .architecture-label { color: var(--ink-dim); font-size: .59rem; }
.library-details { background: #081626; border-radius: 3px; }
.library-details summary { padding: 24px; }
.paper-row { padding: 23px 24px; }
.architecture-rail { margin-top: 30px; border-color: var(--line); }
.system-panel, .founder-panel, .cta-panel { border-radius: 3px; background: #0a182a; border-color: var(--line-strong); }
.system-copy h3 { font-size: 2.7rem; }
.system-number strong { color: var(--gold-pale); }
.founder-panel { background: radial-gradient(ellipse at 0 0,#75613c22,transparent 75%),#0a182a; }
.founder-panel .quote { color: var(--gold-pale); font-style: italic; font-size: 3rem; line-height: 1.14; }
.founder-panel h2 { font-size: 3rem; }
.founder-panel p { font-size: .9rem; }
.brand-artwork { width: min(1280px,calc(100% - 72px)); margin: 25px auto; }
.brand-artwork img { display: block; width: 100%; height: auto; border: 1px solid var(--line-strong); border-radius: 3px; }
.cta-panel { background: radial-gradient(ellipse at 50% 0,#243b6250,transparent 70%),#0a1728; padding: clamp(30px,7vw,75px); }
.cta-panel h2 { font-size: clamp(2.4rem,4vw,3.5rem); margin-bottom: 22px; }
.cta-panel p { font-size: .9rem; }
/* Research pages share the same composition and navigation. */
body.subpage-site .subpage-hero { display: grid; grid-template-columns: 1.3fr 1fr; align-items: center; gap: 40px; width: min(1180px,calc(100% - 72px)); padding: 75px 0; }
body.subpage-site .subpage-hero h1 { color: var(--gold-pale); font-size: clamp(5rem,9vw,8rem); margin: 15px 0; font-weight: 500; }
body.subpage-site .subpage-hero .tagline { color: var(--ink); font: 500 clamp(1.6rem,2.5vw,2.1rem)/1.25 var(--serif); letter-spacing: 0; text-transform: none; margin: 20px 0; }
body.subpage-site .subpage-hero .subtitle { font-size: .92rem; line-height: 1.85; }
body.subpage-site .subpage-hero .proof-line { font-size: .71rem; margin: 18px 0 25px; line-height: 1.9; }
body.subpage-site .subpage-hero .hero-buttons { gap: 10px; }
body.subpage-site .subpage-hero .hero-mark { max-width: 440px; }
body.subpage-site section { width: min(1080px,calc(100% - 72px)); padding: 65px 0; }
body.subpage-site section h2 { font-size: clamp(2.4rem,4vw,3.6rem); color: var(--gold-pale); margin-bottom: 25px; }
body.subpage-site section p { font-size: .94rem; }
body.subpage-site section h3 { font-size: 1.85rem; }
body.subpage-site section h4 { font-family: var(--serif); font-size: 1.5rem; }
body.subpage-site .goal-card, body.subpage-site .bio-card, body.subpage-site .arch-card,
body.subpage-site .ethics-card, body.subpage-site .eval-block, body.subpage-site .status-box,
body.subpage-site .roadmap-item, body.subpage-site .scope-box, body.subpage-site .method-block,
body.subpage-site .arch-block, body.subpage-site .safety-item, body.subpage-site .sys-stat { border-radius: 3px; background: linear-gradient(135deg,#111f33,#0a1728); }
body.subpage-site .scope-item { font-size: .88rem; }
body.subpage-site .divider { width: min(1080px,calc(100% - 72px)); background: var(--line-strong); }
body.subpage-site .arch-block { white-space: pre-wrap; overflow-wrap: anywhere; overflow-x: auto; }
.brand-footer, body.subpage-site .brand-footer { width: min(1180px,calc(100% - 72px)); display: grid; grid-template-columns: 1.5fr 1fr; gap: 32px; margin: 30px auto 0; padding: 45px 0 25px; text-align: left; border-top: 1px solid var(--line-strong); }
.footer-identity .brand img { width: 64px; height: 64px; }
.footer-identity .brand small { text-transform: none; letter-spacing: .035em; font-size: .64rem; }
.footer-identity p { color: var(--ink-dim); margin: 12px 0 0; font-size: .77rem; }
.footer-links { display: flex; justify-content: flex-end; align-items: center; flex-wrap: wrap; gap: 20px; }
.footer-links a { font-size: .74rem; color: var(--ink-soft); }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 15px; grid-column: 1 / -1; padding-top: 20px; border-top: 1px solid var(--line); font-size: .65rem; color: var(--ink-dim); }
.footer-bottom span:last-child { color: var(--gold); }
.footer-note { grid-column: 1 / -1; font-size: .72rem; color: var(--ink-dim); margin: 0; }
@media (max-width: 1100px) { .nav-links { gap: 15px; } .brand { font-size: .85rem; } }
@media (max-width: 1000px) {
  .site-nav, body.subpage-site nav.site-nav { padding: 12px 28px; min-height: 82px; }
  .site-nav.js-nav .nav-links { display: none; }
  .site-nav .nav-links { width: 100%; flex-wrap: wrap; padding: 12px 0; }
  .site-nav.menu-open .nav-links { display: flex; }
  .menu-toggle:not([hidden]) { display: flex; align-items: center; gap: 14px; color: var(--gold-pale); background: transparent; border: 1px solid var(--line-strong); padding: 9px 14px; min-height: 44px; border-radius: 3px; font-size: .76rem; }
  .celestial-hero { grid-template-columns: 1.1fr 1fr; gap: 8px; min-height: auto; padding: 62px 0; }
  .hero-mark { grid-row: auto; width: 100%; }
  .hero-copy h1 { font-size: clamp(3.5rem,7vw,5rem); }
  .hero-mark figcaption { font-size: .47rem; letter-spacing: .08em; }
  .hero-mark figcaption span { margin: 0 6px; }
  .section-heading { gap: 30px; }
  .hero-copy .lead { font-size: .73rem; }
}
@media (max-width: 760px) {
  .celestial-hero { grid-template-columns: 1fr; padding: 45px 0 35px; text-align: center; width: calc(100% - 40px); }
  .hero-copy { padding: 0; } .eyebrow { justify-content: center; font-size: .6rem; }
  .hero-copy h1 { font-size: clamp(3.7rem,13vw,5.2rem); margin-bottom: 20px; }
  .hero-thesis { font-size: 1.95rem; } .hero-intro { margin: 0 auto; }
  .hero-copy .lead { font-size: .75rem; } .hero-actions { justify-content: center; }
  .hero-mark { max-width: 410px; margin-top: 25px; } .hero-mark figcaption { font-size: .55rem; }
  .mission-ribbon { width: calc(100% - 40px); gap: 10px 15px; font-size: .53rem; letter-spacing: .12em; }
  .mission-ribbon [aria-hidden] { display: none; }
  .evidence-strip { grid-template-columns: 1fr 1fr; width: calc(100% - 40px); margin-bottom: 0; }
  .evidence-stat { min-height: 120px; padding: 22px 18px; }
  .evidence-stat:nth-child(2) { border-right: 0; } .evidence-stat:nth-child(3) { border-bottom: 0; }
  .evidence-stat strong { font-size: 2.3rem; } .evidence-stat span { font-size: .55rem; }
  .site-section, .brand-artwork, body.subpage-site section { width: calc(100% - 40px); padding: 45px 0; }
  .section-heading { grid-template-columns: 1fr; gap: 22px; }
  .finding-grid, .architecture-grid, .project-grid, .paper-feature-grid, .methods-grid { grid-template-columns: 1fr; }
  .section-heading h2 { font-size: 2.65rem; }
  .brand-artwork { padding: 0; margin: 25px auto; }
  .system-numbers { grid-template-columns: 1fr 1fr; }
  .library-details summary span { display: none; }
  .founder-panel .quote { font-size: 2.8rem; }
  body.subpage-site .subpage-hero { grid-template-columns: 1fr; width: calc(100% - 40px); padding: 45px 0; gap: 10px; }
  body.subpage-site .subpage-hero h1 { font-size: 6rem; }
  body.subpage-site .subpage-hero .hero-mark { max-width: 330px; }
  body.subpage-site .haven-scope, body.subpage-site .system-stats { grid-template-columns: 1fr 1fr; }
  .brand-footer, body.subpage-site .brand-footer { width: calc(100% - 40px); grid-template-columns: 1fr; gap: 25px; }
  .footer-links { justify-content: flex-start; }
  .brand span { display: block; } .brand { font-size: .84rem; }
  .footer-identity .brand { white-space: normal; } .footer-identity .brand img { flex-shrink: 0; }
}
@media (max-width: 400px) {
  .site-nav, body.subpage-site nav.site-nav { padding: 10px 16px; gap: 10px; }
  .brand img { width: 44px; height: 44px; } .brand { font-size: .73rem; gap: 8px; }
  .brand small { font-size: .47rem; } .menu-toggle:not([hidden]) { padding: 8px 10px; }
  .hero-actions .button { width: 100%; }
  body.subpage-site .haven-scope, body.subpage-site .system-stats { grid-template-columns: 1fr; }
  .system-numbers { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; } }
@media print {
  body.research-site, body.subpage-site { background: white; color: #111; }
  .site-nav, .hero-mark, .mission-ribbon, .brand-artwork, .menu-toggle, .hero-actions { display: none !important; }
  .research-site *, .subpage-site * { color: #111 !important; box-shadow: none !important; background: none !important; }
  .celestial-hero, body.subpage-site .subpage-hero { display: block; padding: 20px 0; }
}