/* ============================================================
   ECHOS-Alignment — shared stylesheet
   One design system for the whole portal.
   ============================================================ */
:root{
  --ink:#0B2E2A; --ink-2:#0e3631; --panel:#123C37;
  --parchment:#EDE6D3; --jade:#6FB79A; --gold:#C9A24B; --muted:#96AFA6;
  --line:rgba(237,230,211,0.13); --line-2:rgba(237,230,211,0.22); --maxw:1080px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--ink);color:var(--parchment);
  font-family:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
  -webkit-font-smoothing:antialiased;line-height:1.6}
a{color:inherit}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---------- header ---------- */
header{position:sticky;top:0;z-index:10;background:rgba(11,46,42,0.82);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;height:66px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;font-weight:600}
.brand svg{width:26px;height:26px;flex:none}
.brand span{font-size:.95rem}
nav.top{display:flex;gap:24px;align-items:center;flex-wrap:wrap}
nav.top a{font-size:.9rem;color:var(--muted);text-decoration:none;transition:color .15s}
nav.top a:hover,nav.top a[aria-current="page"]{color:var(--parchment)}
nav.top a:focus-visible{outline:2px solid var(--jade);outline-offset:4px;border-radius:3px}
.menu-toggle{display:none}
@media(max-width:820px){nav.top{display:none}
  .menu-toggle{display:block;background:none;border:1px solid var(--line-2);color:var(--parchment);
    border-radius:8px;padding:7px 12px;font-size:.85rem;font-family:"IBM Plex Mono",monospace;text-decoration:none}}

/* ---------- home hero ---------- */
.hero{position:relative;overflow:hidden;
  background:radial-gradient(900px 620px at 80% 10%, var(--ink-2) 0%, var(--ink) 62%)}
.hero .wrap{position:relative;padding:98px 24px 88px}
.rings{position:absolute;right:-150px;top:-30px;width:620px;height:620px;pointer-events:none}
@media(max-width:900px){.rings{opacity:.26;right:-210px;top:60px}}
.rings circle{fill:none;stroke:var(--jade);stroke-width:1}
.rings .r1{animation:breathe 9s ease-in-out infinite}
.rings .r2{animation:breathe 9s ease-in-out infinite .9s}
.rings .r3{animation:breathe 9s ease-in-out infinite 1.8s}
.rings .node{fill:var(--gold);animation:orbit 26s linear infinite;transform-origin:310px 310px}
@keyframes breathe{0%,100%{opacity:.20}50%{opacity:.5}}
@keyframes orbit{from{transform:rotate(0)}to{transform:rotate(360deg)}}
.eyebrow{font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.26em;
  text-transform:uppercase;color:var(--jade);margin:0 0 26px}
h1.quote{font-family:"Fraunces",Georgia,serif;font-weight:500;
  font-size:clamp(1.9rem,4.4vw,3.15rem);line-height:1.12;letter-spacing:-0.015em;
  margin:0 0 24px;max-width:22ch}
h1.quote em{font-style:italic;color:var(--gold)}
.identity{font-size:.95rem;color:var(--muted);max-width:56ch;margin:0 0 26px}
.identity b{color:var(--parchment);font-weight:500}
.hero .lede{font-size:clamp(1rem,1.6vw,1.14rem);color:#D8D2C0;max-width:54ch;margin:0 0 18px}
.not-ai{font-size:.9rem;color:var(--muted);max-width:54ch;margin:0 0 34px}
.not-ai b{color:var(--parchment);font-weight:500}
.cta{display:flex;flex-wrap:wrap;gap:13px}
.btn{display:inline-flex;align-items:center;gap:.5em;font-size:.95rem;font-weight:500;
  text-decoration:none;padding:13px 22px;border-radius:999px;
  transition:transform .15s,background .15s,border-color .15s}
.btn.primary{background:var(--gold);color:#231a06}
.btn.primary:hover{transform:translateY(-2px);background:#d7b25f}
.btn.ghost{border:1px solid var(--line-2);color:var(--parchment)}
.btn.ghost:hover{transform:translateY(-2px);border-color:var(--jade)}
.btn:focus-visible{outline:2px solid var(--jade);outline-offset:3px}

/* ---------- interior page head ---------- */
.page-head{border-bottom:1px solid var(--line);
  background:radial-gradient(700px 380px at 82% -20%, var(--ink-2) 0%, var(--ink) 60%)}
.page-head .wrap{padding:70px 24px 54px}
.crumb{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--muted);margin:0 0 18px}
.crumb a{color:var(--jade);text-decoration:none}
.page-head h1{font-family:"Fraunces",Georgia,serif;font-weight:500;
  font-size:clamp(2rem,4.6vw,3rem);line-height:1.08;letter-spacing:-0.015em;margin:0 0 16px}
.page-head p.intro{color:#D8D2C0;max-width:56ch;margin:0;font-size:1.02rem}

/* ---------- section frame ---------- */
section.band{padding:66px 0;border-top:1px solid var(--line)}
section.band:first-of-type{border-top:none}
.kicker{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.26em;
  text-transform:uppercase;color:var(--muted);margin:0 0 18px}
h2{font-family:"Fraunces",Georgia,serif;font-weight:500;font-size:clamp(1.7rem,3.4vw,2.4rem);
  line-height:1.14;letter-spacing:-0.01em;margin:0 0 20px}

/* ---------- principle / methodology ---------- */
.principle .grid{display:grid;grid-template-columns:1.1fr 1fr;gap:56px;align-items:start}
@media(max-width:820px){.principle .grid{grid-template-columns:1fr;gap:34px}}
.principle .statement{font-family:"Fraunces",Georgia,serif;font-size:clamp(1.35rem,2.5vw,1.85rem);
  line-height:1.32;font-weight:400;margin:0}
.principle .statement .hl{color:var(--gold)}
.method{list-style:none;margin:0;padding:0}
.method li{padding:14px 0;border-bottom:1px solid var(--line);display:flex;gap:16px;align-items:baseline}
.method li:last-child{border-bottom:none}
.method .n{font-family:"IBM Plex Mono",monospace;font-size:.78rem;color:var(--jade);flex:none;width:2.2em}
.method .t{color:#D8D2C0}.method .t b{color:var(--parchment);font-weight:500}

/* ---------- cards ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:820px){.cards{grid-template-columns:1fr}}
.card{display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--line);
  border-radius:16px;padding:26px;text-decoration:none;transition:transform .16s,border-color .16s,background .16s}
.card:hover{transform:translateY(-3px);border-color:var(--jade);background:#143f39}
.card:focus-visible{outline:2px solid var(--jade);outline-offset:3px}
.card .role{font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--jade);margin-bottom:14px}
.card h3{font-family:"Fraunces",Georgia,serif;font-weight:500;font-size:1.35rem;margin:0 0 8px}
.card p{font-size:.9rem;color:var(--muted);margin:0 0 22px;flex:1}
.card .go{font-size:.85rem;color:var(--gold)}
.card .links{display:flex;gap:14px;flex-wrap:wrap}
.card .links a{font-size:.85rem;color:var(--gold);text-decoration:none;border-bottom:1px solid var(--line-2);padding-bottom:2px}
.card .links a:hover{border-color:var(--jade)}
.card .doi{font-family:"IBM Plex Mono",monospace;font-size:.72rem;color:var(--muted);margin-top:14px;word-break:break-all}

/* ---------- resource grid ---------- */
.res-grid{display:grid;grid-template-columns:1fr 1fr;gap:2px;
  border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--line)}
@media(max-width:720px){.res-grid{grid-template-columns:1fr}}
.res{background:var(--ink);padding:22px 24px;display:block;text-decoration:none;transition:background .15s}
.res:hover{background:var(--panel)}
.res:focus-visible{outline:2px solid var(--jade);outline-offset:-2px}
.res .lbl{font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--jade);margin-bottom:8px}
.res .val{color:var(--parchment);font-size:.92rem;word-break:break-all}

/* ---------- publications list ---------- */
.pub-list{display:flex;flex-direction:column;gap:14px}
.pub{display:grid;grid-template-columns:auto 1fr auto;gap:22px;align-items:center;
  background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:22px 24px;
  text-decoration:none;transition:transform .15s,border-color .15s}
.pub:hover{transform:translateY(-2px);border-color:var(--jade)}
.pub:focus-visible{outline:2px solid var(--jade);outline-offset:3px}
@media(max-width:720px){.pub{grid-template-columns:1fr;gap:10px}}
.pub .role{font-family:"IBM Plex Mono",monospace;font-size:10px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--jade);white-space:nowrap}
.pub .body h3{font-family:"Fraunces",Georgia,serif;font-weight:500;font-size:1.25rem;margin:0 0 4px}
.pub .body .meta{font-size:.82rem;color:var(--muted)}
.pub .doi{font-family:"IBM Plex Mono",monospace;font-size:.74rem;color:var(--muted);white-space:nowrap}
.pub.upcoming{opacity:.6;border-style:dashed;pointer-events:none}
.editions{display:flex;gap:10px;margin-top:8px}
.editions a{font-family:"IBM Plex Mono",monospace;font-size:.74rem;color:var(--gold);text-decoration:none;
  border:1px solid var(--line-2);border-radius:999px;padding:4px 12px}
.editions a:hover{border-color:var(--jade)}

/* ---------- terminology ---------- */
.term-index{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
@media(max-width:720px){.term-index{grid-template-columns:1fr}}
.term-index a{display:flex;justify-content:space-between;align-items:center;gap:14px;
  background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px 20px;
  text-decoration:none;transition:transform .14s,border-color .14s}
.term-index a:hover{transform:translateY(-2px);border-color:var(--jade)}
.term-index a:focus-visible{outline:2px solid var(--jade);outline-offset:3px}
.term-index .t{font-family:"Fraunces",Georgia,serif;font-size:1.08rem}
.term-index .arrow{color:var(--gold)}
.term-def{max-width:60ch}
.term-def .definition{font-size:1.12rem;color:#E7E1D0;line-height:1.7}
.term-meta{margin-top:36px;border-top:1px solid var(--line);padding-top:22px;
  display:flex;flex-wrap:wrap;gap:8px 26px}
.term-meta div{font-size:.85rem}
.term-meta .k{font-family:"IBM Plex Mono",monospace;font-size:10px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--muted);display:block;margin-bottom:3px}
.term-meta a{color:var(--jade);text-decoration:none}

/* ---------- about / contact ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px}
@media(max-width:820px){.split{grid-template-columns:1fr;gap:40px}}
.about p{color:#D8D2C0;max-width:48ch}
.steward{margin-top:24px;padding:20px 22px;border:1px solid var(--line);border-radius:14px;background:var(--panel)}
.steward .name{font-family:"Fraunces",Georgia,serif;font-size:1.15rem;margin:0 0 4px}
.steward .titles{font-size:.85rem;color:var(--muted);margin:0 0 10px}
.steward .orcid{font-family:"IBM Plex Mono",monospace;font-size:.78rem}
.steward .orcid a{color:var(--jade);text-decoration:none}
.contact p{color:var(--muted);max-width:42ch}
.contact .line{display:flex;gap:12px;align-items:baseline;padding:11px 0;border-bottom:1px solid var(--line)}
.contact .line:last-child{border-bottom:none}
.contact .k{font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--muted);flex:none;width:7.5em}
.contact .v a{color:var(--parchment);text-decoration:none;border-bottom:1px solid var(--line-2)}
.contact .v a:hover{color:#fff;border-color:var(--jade)}
.placeholder{font-family:"IBM Plex Mono",monospace;font-size:.72rem;color:var(--gold);
  border:1px dashed var(--line-2);border-radius:8px;padding:4px 9px;display:inline-block;margin-top:12px}
.pullquote{font-family:"Fraunces",Georgia,serif;font-style:italic;font-size:1.3rem;line-height:1.4;
  color:var(--parchment);border-left:2px solid var(--gold);padding-left:22px;margin:6px 0 0}

/* ---------- footer ---------- */
footer.site{border-top:1px solid var(--line);padding:54px 0 44px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
@media(max-width:820px){.foot-grid{grid-template-columns:1fr 1fr;gap:28px}}
@media(max-width:520px){.foot-grid{grid-template-columns:1fr}}
footer.site h4{font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.24em;
  text-transform:uppercase;color:var(--muted);margin:0 0 16px;font-weight:500}
footer.site ul{list-style:none;margin:0;padding:0}
footer.site li{margin-bottom:9px}
footer.site a{color:#CFC9B8;text-decoration:none;font-size:.9rem}
footer.site a:hover{color:#fff}
footer.site a:focus-visible{outline:2px solid var(--jade);outline-offset:3px;border-radius:3px}
.foot-brand p.desc{color:#B9C6BF;font-size:.9rem;max-width:34ch;margin:0}
.foot-brand .motto{font-family:"Fraunces",Georgia,serif;font-style:italic;color:var(--jade);
  font-size:1.05rem;margin:16px 0 0}
.foot-note{margin-top:40px;padding-top:22px;border-top:1px solid var(--line);
  font-size:.8rem;color:var(--muted);display:flex;flex-wrap:wrap;gap:6px 18px;justify-content:space-between}
.soon{font-family:"IBM Plex Mono",monospace;font-size:.72rem;color:var(--muted)}

@media(prefers-reduced-motion:reduce){
  *{scroll-behavior:auto}
  .rings .r1,.rings .r2,.rings .r3,.rings .node{animation:none}
  .btn,.card,.res,.pub,.term-index a{transition:none}
}

/* terms not yet published (no dead links shipped) */
.term-index .soon-term{display:flex;justify-content:space-between;align-items:center;gap:14px;
  background:transparent;border:1px dashed var(--line);border-radius:12px;padding:16px 20px;opacity:.55}
.term-index .soon-term .t{font-family:"Fraunces",Georgia,serif;font-size:1.08rem}
.term-index .soon-term .arrow{font-family:"IBM Plex Mono",monospace;font-size:.68rem;color:var(--muted);text-transform:uppercase;letter-spacing:.16em}

/* prose blocks */
.prose{max-width:62ch}
.prose p{color:#D8D2C0;margin:0 0 18px;font-size:1.02rem}
.prose p b{color:var(--parchment);font-weight:500}

/* origin page */
.origin-body{max-width:60ch;margin:0 auto}
.origin-lead{font-family:"Fraunces",Georgia,serif;font-size:clamp(1.35rem,2.6vw,1.85rem);
  line-height:1.4;color:var(--parchment);margin:0 0 30px}
.origin-body p{color:#E7E1D0;font-size:1.06rem;line-height:1.8;margin:0 0 22px}
.origin-sign{font-family:"IBM Plex Mono",monospace;font-size:.82rem;color:var(--muted);
  letter-spacing:.04em;margin-top:34px}
.blessing{text-align:center;padding:6px 0}
.blessing .emblem{width:56px;height:56px;margin:0 auto 28px;display:block}
.blessing .title{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.3em;
  text-transform:uppercase;color:var(--jade);margin:0 0 26px}
.blessing .lead-line{font-family:"Fraunces",Georgia,serif;font-size:clamp(1.3rem,2.8vw,1.75rem);
  line-height:1.5;color:var(--parchment);margin:0 0 22px;max-width:24ch;margin-left:auto;margin-right:auto}
.blessing .lines{font-family:"Fraunces",Georgia,serif;font-style:italic;
  font-size:clamp(1.2rem,2.4vw,1.55rem);line-height:2;color:var(--jade)}