/* Chinedozi — design system. Ink, champagne and glass. No framework. */
:root{
  --ink:#070b14; --ink-2:#0c1322; --ink-3:#131c30;
  --line:rgba(255,255,255,.09); --line-2:rgba(255,255,255,.16);
  --text:#e9ecf3; --muted:#9aa4b8; --faint:#5f6a80;
  --gold:#d8b77a; --gold-2:#f1dcae; --gold-ink:#2a1f0b;
  --teal:#5fd4c4; --violet:#8a7bff; --rose:#ff8fa3;
  --glass:rgba(255,255,255,.045); --glass-2:rgba(255,255,255,.08);
  --shadow:0 30px 80px -30px rgba(0,0,0,.75);
  --r:22px; --r-sm:14px;
  --serif:"Fraunces",ui-serif,Georgia,serif;
  --sans:"Inter",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --gut:clamp(16px,4vw,56px); --max:1240px;
  color-scheme:dark;
}
@media (prefers-color-scheme: light){
  :root:not([data-theme="dark"]){
    --ink:#f6f3ec; --ink-2:#efe9dd; --ink-3:#e6dfd0;
    --line:rgba(20,20,40,.10); --line-2:rgba(20,20,40,.18);
    --text:#14182a; --muted:#4f566a; --faint:#8a8f9e;
    --gold:#9a7230; --gold-2:#6e4f1c; --gold-ink:#fff8ea;
    --glass:rgba(255,255,255,.55); --glass-2:rgba(255,255,255,.75);
    --shadow:0 30px 70px -35px rgba(40,30,10,.35); color-scheme:light;
  }
}
:root[data-theme="light"]{
  --ink:#f6f3ec; --ink-2:#efe9dd; --ink-3:#e6dfd0;
  --line:rgba(20,20,40,.10); --line-2:rgba(20,20,40,.18);
  --text:#14182a; --muted:#4f566a; --faint:#8a8f9e;
  --gold:#9a7230; --gold-2:#6e4f1c; --gold-ink:#fff8ea;
  --glass:rgba(255,255,255,.55); --glass-2:rgba(255,255,255,.75);
  --shadow:0 30px 70px -35px rgba(40,30,10,.35); color-scheme:light;
}
:root[data-theme="dark"]{color-scheme:dark}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--ink);color:var(--text);font:400 17px/1.65 var(--sans);overflow-x:hidden;
  background-image:radial-gradient(1200px 700px at 85% -10%,rgba(216,183,122,.10),transparent 60%),
  radial-gradient(900px 600px at -10% 30%,rgba(95,212,196,.06),transparent 60%)}
a{color:inherit}
img,svg,canvas{display:block;max-width:100%}
::selection{background:var(--gold);color:var(--gold-ink)}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px}
.skip{position:absolute;left:-999px;top:8px;background:var(--gold);color:var(--gold-ink);padding:8px 14px;border-radius:8px;z-index:100}
.skip:focus{left:12px}
.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--gut)}
.eyebrow{font:600 12px/1 var(--mono);letter-spacing:.22em;text-transform:uppercase;color:var(--gold)}
h1,h2,h3{font-family:var(--serif);font-weight:500;letter-spacing:-.015em;line-height:1.06;margin:0}
h1{font-size:clamp(44px,7.4vw,108px)}
h2{font-size:clamp(34px,4.6vw,64px)}
h3{font-size:clamp(22px,2.2vw,28px);line-height:1.2}
p{margin:0 0 1em}
.lede{font-size:clamp(18px,1.6vw,22px);color:var(--muted);max-width:62ch}
.muted{color:var(--muted)}
em.gold,.gold{color:var(--gold);font-style:italic}

/* ---------- header ---------- */
.hdr{position:fixed;inset:0 0 auto 0;z-index:50;transition:background .3s,border-color .3s,backdrop-filter .3s;border-bottom:1px solid transparent}
.hdr.scrolled{background:color-mix(in srgb,var(--ink) 72%,transparent);backdrop-filter:blur(18px) saturate(1.4);-webkit-backdrop-filter:blur(18px) saturate(1.4);border-color:var(--line)}
.hdr .wrap{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand .mono{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;font:600 17px var(--serif);color:var(--gold-ink);
  background:linear-gradient(135deg,var(--gold-2),var(--gold));box-shadow:0 6px 24px -6px rgba(216,183,122,.6)}
.brand b{font:500 19px var(--serif);letter-spacing:.02em}
.nav{display:flex;gap:4px;margin-left:auto;align-items:center}
.nav a{text-decoration:none;font-size:14px;color:var(--muted);padding:8px 12px;border-radius:999px;transition:color .2s,background .2s}
.nav a:hover,.nav a[aria-current="page"]{color:var(--text);background:var(--glass-2)}
.nav .signin{border:1px solid var(--line-2);color:var(--text)}
.kbd{font:500 11px var(--mono);border:1px solid var(--line-2);border-radius:6px;padding:2px 6px;color:var(--muted)}
.cmdk-btn{background:var(--glass);border:1px solid var(--line);color:var(--muted);border-radius:999px;padding:7px 12px;font:13px var(--sans);display:flex;gap:8px;align-items:center;cursor:pointer}
.menu-btn{display:none;margin-left:auto;background:none;border:1px solid var(--line-2);color:var(--text);border-radius:10px;padding:8px 12px;font:14px var(--sans)}
@media (max-width:980px){
  .nav{position:fixed;inset:72px 0 auto 0;flex-direction:column;align-items:stretch;padding:12px var(--gut) 24px;background:var(--ink);border-bottom:1px solid var(--line);display:none}
  .nav.open{display:flex}.nav a{padding:14px 12px;font-size:16px}
  .menu-btn{display:block}.cmdk-btn{display:none}
}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;padding:120px 0 72px;overflow:hidden;isolation:isolate}
.hero canvas.globe{position:absolute;inset:0;width:100%;height:100%;z-index:-1;opacity:.95}
.hero::after{content:"";position:absolute;inset:auto 0 0 0;height:40%;background:linear-gradient(transparent,var(--ink));z-index:-1}
.hero h1 .line{display:block;overflow:hidden}
.hero h1 .line>span{display:inline-block;transform:translateY(110%);animation:rise 1.1s cubic-bezier(.2,.8,.2,1) forwards}
.hero h1 .line:nth-child(2)>span{animation-delay:.12s}.hero h1 .line:nth-child(3)>span{animation-delay:.24s}
@keyframes rise{to{transform:none}}
.hero .lede{margin-top:28px}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}
.chip{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;border:1px solid var(--line-2);background:var(--glass);font-size:13px;color:var(--muted);text-decoration:none;backdrop-filter:blur(10px)}
.chip i{width:7px;height:7px;border-radius:50%;background:var(--teal);box-shadow:0 0 10px var(--teal)}
.coords{position:absolute;right:var(--gut);top:110px;font:500 11px/1.8 var(--mono);color:var(--faint);text-align:right;letter-spacing:.1em}
@media (max-width:700px){.coords{display:none}}

/* ---------- buttons ---------- */
.btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.btn{position:relative;display:inline-flex;align-items:center;gap:10px;padding:14px 22px;border-radius:999px;text-decoration:none;font:600 15px var(--sans);border:1px solid var(--line-2);background:var(--glass);color:var(--text);cursor:pointer;transition:transform .25s,background .25s,border-color .25s;backdrop-filter:blur(10px)}
.btn:hover{border-color:var(--gold);transform:translateY(-1px)}
.btn.primary{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:var(--gold-ink);border-color:transparent;box-shadow:0 12px 34px -12px rgba(216,183,122,.7)}
.btn .arr{transition:transform .25s}.btn:hover .arr{transform:translateX(4px)}

/* ---------- sections ---------- */
section.band{padding:clamp(80px,11vw,150px) 0;position:relative}
.sec-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px;align-items:end;margin-bottom:56px}
.sec-head .eyebrow{display:block;margin-bottom:18px}
@media (max-width:860px){.sec-head{grid-template-columns:1fr;gap:18px}}
.rule{height:1px;background:linear-gradient(90deg,transparent,var(--line-2),transparent);margin:0}

/* ---------- glass tiles (3D) ---------- */
.tiles{display:grid;gap:18px;grid-template-columns:repeat(auto-fill,minmax(min(100%,340px),1fr));perspective:1400px}
.tile{--rx:0deg;--ry:0deg;--mx:50%;--my:50%;position:relative;display:flex;flex-direction:column;gap:14px;min-height:280px;padding:28px;border-radius:var(--r);
  background:linear-gradient(160deg,var(--glass-2),var(--glass));border:1px solid var(--line);box-shadow:var(--shadow);
  backdrop-filter:blur(22px) saturate(1.3);-webkit-backdrop-filter:blur(22px) saturate(1.3);
  transform:rotateX(var(--rx)) rotateY(var(--ry));transform-style:preserve-3d;transition:transform .5s cubic-bezier(.2,.8,.2,1),border-color .3s;
  text-decoration:none;color:inherit;overflow:hidden}
.tile::before{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:radial-gradient(420px circle at var(--mx) var(--my),rgba(255,255,255,.13),transparent 45%);opacity:0;transition:opacity .3s}
.tile:hover{border-color:var(--line-2)}.tile:hover::before{opacity:1}
.tile.tilting{transition:transform .08s linear}
.tile .num{font:500 12px var(--mono);color:var(--faint);letter-spacing:.15em}
.tile .glyph{width:52px;height:52px;border-radius:15px;display:grid;place-items:center;background:var(--glass-2);border:1px solid var(--line-2);transform:translateZ(40px)}
.tile .glyph svg{width:26px;height:26px;stroke:var(--gold);fill:none;stroke-width:1.5}
.tile h3{transform:translateZ(30px)}
.tile p{color:var(--muted);font-size:15px;margin:0;transform:translateZ(20px)}
.tile .go{margin-top:auto;display:flex;align-items:center;gap:8px;font:600 13px var(--mono);letter-spacing:.08em;color:var(--gold);text-transform:uppercase}
.tile .tags{display:flex;flex-wrap:wrap;gap:6px}
.tile .tags span{font:500 11px var(--mono);padding:4px 8px;border-radius:6px;background:var(--glass-2);color:var(--muted)}
.tile.wide{grid-column:span 2}@media (max-width:760px){.tile.wide{grid-column:auto}}

/* ---------- lower third (broadcast overlay) ---------- */
.l3{position:relative;display:inline-flex;align-items:stretch;margin:0 0 26px;filter:drop-shadow(0 14px 30px rgba(0,0,0,.45))}
.l3 .bar{width:6px;background:linear-gradient(var(--gold-2),var(--gold));transform:scaleY(0);transform-origin:top;transition:transform .5s cubic-bezier(.2,.8,.2,1)}
.l3 .plate{background:color-mix(in srgb,var(--ink-2) 86%,transparent);backdrop-filter:blur(14px);border:1px solid var(--line);border-left:0;padding:12px 20px 12px 16px;clip-path:inset(0 100% 0 0);transition:clip-path .8s .25s cubic-bezier(.2,.8,.2,1)}
.l3 .name{font:600 clamp(16px,1.6vw,20px)/1.2 var(--sans);letter-spacing:.02em}
.l3 .role{font:500 11px/1.6 var(--mono);letter-spacing:.18em;text-transform:uppercase;color:var(--gold)}
.l3 .live{position:absolute;right:-10px;top:-10px;font:700 9px var(--mono);letter-spacing:.15em;background:var(--rose);color:#200;padding:3px 6px;border-radius:4px;opacity:0;transition:opacity .4s 1s}
.l3.in .bar{transform:none}.l3.in .plate{clip-path:inset(0 0 0 0)}.l3.in .live{opacity:1}

/* ---------- story / portraits ---------- */
.duo{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
@media (max-width:860px){.duo{grid-template-columns:1fr}}
.portrait{position:relative;aspect-ratio:4/5;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);background:var(--ink-3)}
.portrait canvas{position:absolute;inset:0;width:100%;height:100%}
.portrait .monogram{position:absolute;inset:0;display:grid;place-items:center;font:400 clamp(90px,14vw,190px)/1 var(--serif);color:transparent;-webkit-text-stroke:1px color-mix(in srgb,var(--gold) 70%,transparent);letter-spacing:-.04em}
.portrait .l3{position:absolute;left:18px;bottom:6px;margin:0}
.story-card{display:flex;flex-direction:column;gap:18px}
.story-card a.portrait{text-decoration:none}

/* ---------- timeline ---------- */
.timeline{position:relative;margin:0;padding:0;list-style:none}
.timeline::before{content:"";position:absolute;left:11px;top:6px;bottom:6px;width:1px;background:linear-gradient(var(--gold),var(--line))}
.timeline li{position:relative;padding:0 0 38px 46px}
.timeline li::before{content:"";position:absolute;left:5px;top:7px;width:13px;height:13px;border-radius:50%;background:var(--ink);border:2px solid var(--gold);box-shadow:0 0 0 5px color-mix(in srgb,var(--gold) 14%,transparent)}
.timeline .when{font:600 12px var(--mono);letter-spacing:.14em;color:var(--gold);text-transform:uppercase}
.timeline h3{margin:6px 0 8px}
.timeline p{color:var(--muted);margin:0;max-width:64ch}

/* ---------- prose / CV ---------- */
.prose{max-width:70ch}.prose p{font-size:18px}
.prose p:first-of-type::first-letter{font:400 4.2em/.8 var(--serif);float:left;margin:.08em .1em 0 0;color:var(--gold)}
.pull{font:400 clamp(24px,2.8vw,36px)/1.3 var(--serif);border-left:2px solid var(--gold);padding:4px 0 4px 26px;margin:42px 0;max-width:30ch}
.cv{display:grid;grid-template-columns:200px minmax(0,1fr);gap:0;border-top:1px solid var(--line)}
.cv dt,.cv dd{margin:0;padding:20px 0;border-bottom:1px solid var(--line)}
.cv dt{font:600 12px var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--faint);padding-right:20px}
.cv dd ul{margin:0;padding:0;list-style:none}.cv dd li{padding:4px 0}
.cv dd li small{color:var(--muted);display:block;font-size:14px}
@media (max-width:700px){.cv{grid-template-columns:1fr}.cv dt{border-bottom:0;padding-bottom:0}}

/* Unverified facts are marked, never passed off as verified. */
.confirm{border-bottom:1px dashed var(--gold);cursor:help;position:relative}
.confirm::after{content:"confirm";font:600 9px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--gold-ink);background:var(--gold);padding:2px 5px;border-radius:4px;margin-left:6px;vertical-align:2px}

/* ---------- stats / marquee ---------- */
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--glass)}
.stats>div{padding:28px;border-right:1px solid var(--line)}.stats>div:last-child{border:0}
.stats b{display:block;font:400 clamp(40px,4.4vw,60px)/1 var(--serif);color:var(--gold-2)}
.stats span{font-size:14px;color:var(--muted)}
@media (max-width:760px){.stats{grid-template-columns:repeat(2,minmax(0,1fr))}.stats>div:nth-child(2){border-right:0}.stats>div:nth-child(-n+2){border-bottom:1px solid var(--line)}}
.marquee{overflow:hidden;border-block:1px solid var(--line);padding:22px 0;mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent)}
.marquee .track{display:flex;gap:56px;width:max-content;animation:scroll 48s linear infinite}
.marquee span{font:400 clamp(22px,2.6vw,34px) var(--serif);color:var(--muted);white-space:nowrap}
.marquee span b{color:var(--gold);font-weight:400}
@keyframes scroll{to{transform:translateX(-50%)}}

/* ---------- research ---------- */
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}
.filters button{font:500 13px var(--sans);padding:9px 15px;border-radius:999px;border:1px solid var(--line-2);background:var(--glass);color:var(--muted);cursor:pointer}
.filters button[aria-pressed="true"]{background:var(--gold);color:var(--gold-ink);border-color:var(--gold)}
.search{width:100%;max-width:420px;padding:12px 16px;border-radius:12px;border:1px solid var(--line-2);background:var(--glass);color:var(--text);font:15px var(--sans);margin-bottom:16px}
.cites{list-style:none;margin:0;padding:0;counter-reset:c}
.cites li{counter-increment:c;display:grid;grid-template-columns:56px minmax(0,1fr) auto;gap:16px;padding:20px 0;border-bottom:1px solid var(--line);align-items:start}
.cites li::before{content:counter(c,decimal-leading-zero);font:500 13px var(--mono);color:var(--faint);padding-top:3px}
.cites .t{font-weight:600;line-height:1.4}.cites .m{color:var(--muted);font-size:14px;margin-top:4px}
.cites a.doi{font:500 12px var(--mono);text-decoration:none;color:var(--gold);border:1px solid var(--line-2);padding:6px 10px;border-radius:8px;white-space:nowrap}
.cites .who{display:inline-block;font:600 10px var(--mono);letter-spacing:.1em;text-transform:uppercase;padding:2px 6px;border-radius:4px;background:var(--glass-2);color:var(--teal);margin-right:6px}
@media (max-width:640px){.cites li{grid-template-columns:1fr}.cites li::before{display:none}}
.area-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,270px),1fr));gap:14px;margin-bottom:56px}
.area{padding:22px;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--glass)}
.area b{font:400 40px/1 var(--serif);color:var(--gold-2)}.area h3{font-size:20px;margin:8px 0 6px}.area p{font-size:14px;color:var(--muted);margin:0}

/* ---------- forms / invite ---------- */
.form{display:grid;gap:14px;max-width:640px}
.form label{display:grid;gap:6px;font-size:14px;color:var(--muted)}
.form input,.form select,.form textarea{font:16px var(--sans);padding:13px 15px;border-radius:12px;border:1px solid var(--line-2);background:var(--glass);color:var(--text)}
.form textarea{min-height:130px;resize:vertical}
.seg{display:flex;flex-wrap:wrap;gap:8px}
.seg input{position:absolute;opacity:0;pointer-events:none}
.seg label{display:block;padding:10px 16px;border-radius:999px;border:1px solid var(--line-2);cursor:pointer;color:var(--muted);background:var(--glass)}
.seg input:checked+label{background:var(--gold);color:var(--gold-ink);border-color:var(--gold)}
.seg input:focus-visible+label{outline:2px solid var(--gold);outline-offset:2px}

/* ---------- sign-in ---------- */
.signin-wrap{min-height:100svh;display:grid;place-items:center;padding:110px var(--gut) 60px}
.signin-card{width:min(100%,460px);padding:38px;border-radius:28px;background:linear-gradient(160deg,var(--glass-2),var(--glass));border:1px solid var(--line-2);backdrop-filter:blur(24px);box-shadow:var(--shadow)}
.signin-card h1{font-size:40px;margin:14px 0 8px}

/* ---------- footer ---------- */
.ftr{border-top:1px solid var(--line);padding:64px 0 40px;margin-top:40px}
.ftr .cols{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:32px}
.ftr h4{font:600 12px var(--mono);letter-spacing:.15em;text-transform:uppercase;color:var(--faint);margin:0 0 14px}
.ftr ul{list-style:none;margin:0;padding:0}.ftr li{padding:4px 0}
.ftr a{text-decoration:none;color:var(--muted);font-size:15px}.ftr a:hover{color:var(--text)}
.ftr .base{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-top:48px;color:var(--faint);font-size:13px}
@media (max-width:760px){.ftr .cols{grid-template-columns:1fr 1fr}.ftr .cols>div:first-child{grid-column:1/-1}}

/* ---------- command palette ---------- */
.cmdk{position:fixed;inset:0;z-index:90;display:none;place-items:start center;padding:12vh 16px 0;background:rgba(3,5,10,.55);backdrop-filter:blur(6px)}
.cmdk.open{display:grid}
.cmdk .box{width:min(100%,600px);border-radius:18px;background:var(--ink-2);border:1px solid var(--line-2);box-shadow:var(--shadow);overflow:hidden}
.cmdk input{width:100%;padding:18px 20px;border:0;border-bottom:1px solid var(--line);background:transparent;color:var(--text);font:17px var(--sans);outline:none}
.cmdk ul{list-style:none;margin:0;padding:8px;max-height:52vh;overflow:auto}
.cmdk li a{display:flex;justify-content:space-between;gap:12px;padding:12px 14px;border-radius:10px;text-decoration:none;color:var(--text)}
.cmdk li a small{color:var(--faint);font:12px var(--mono)}
.cmdk li a[aria-selected="true"]{background:var(--glass-2)}

/* ---------- reveal / cursor ---------- */
.rv{opacity:0;transform:translateY(26px);transition:opacity .9s cubic-bezier(.2,.8,.2,1),transform .9s cubic-bezier(.2,.8,.2,1)}
.rv.in{opacity:1;transform:none}
.spot{position:fixed;width:520px;height:520px;border-radius:50%;pointer-events:none;z-index:0;left:0;top:0;
  background:radial-gradient(circle,rgba(216,183,122,.07),transparent 60%);transform:translate(-50%,-50%);transition:opacity .4s}
.progress{position:fixed;top:0;left:0;height:2px;z-index:60;background:linear-gradient(90deg,var(--gold),var(--teal));width:0}
main{position:relative;z-index:1}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .rv{opacity:1;transform:none}.hero h1 .line>span{transform:none}
  .l3 .bar{transform:none}.l3 .plate{clip-path:none}.spot{display:none}
}